1 2007-12-18 Razya Ladelsky <razya@il.ibm.com>
3 * tree-parloops.c (reduiction_info): Change documentation of
4 reduction_initial field.
5 (initialize_reductions): Remove creation of reduction_initial
7 (create_loads_for_reductions): don't join reduction_initial to
10 2007-12-18 Kaz Kylheku <kaz@zeugmasystems.com>
12 PR rtl-optimization/34456
13 * resource.c (mark_set_resources): Use regs_invalidated_by_call
14 rather than call_used_regs and global_regs.
16 2007-12-18 Jakub Jelinek <jakub@redhat.com>
18 PR rtl-optimization/34490
19 * simplify-rtx.c (simplify_const_relational_operation): If !sign,
20 don't reduce mmin/mmax using num_sign_bit_copies.
22 2007-12-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
24 * doc/install.texi: Change recommended MPFR from 2.2.1 > 2.3.0.
26 2007-12-17 Andreas Schwab <schwab@suse.de>
28 * doc/invoke.texi (Warning Options): Use @itemx.
30 2007-12-17 Dorit Nuzman <dorit@il.ibm.com>
32 * tree-vectorizer.h (verbosity_levels): Add new verbosity level
34 * tree-vect-transform.c (vect_estimate_min_profitable_iters): Change
35 verbosity level to REPORT_COST.
36 (vect_model_reduction_cost): Likewise.
37 (vect_model_induction_cost): Likewise.
38 (vect_model_simple_cost): likewise.
39 (vect_model_store_cost): likewise.
40 (vect_model_load_cost): likewise.
41 (conservative_cost_threshold): Likewise. Remove print.
43 2007-12-17 Rask Ingemann Lambertsen <rask@sygehus.dk>
45 * doc/tm.texi (TARGET_SECONDARY_RELOAD): Fix typos.
47 2007-12-17 Jakub Jelinek <jakub@redhat.com>
50 * c-parser.c (c_parser_omp_all_clauses): Accept optional comma
53 2007-12-17 Dorit Nuzman <dorit@il.ibm.com>
55 PR tree-optimization/34445
56 * tree-vect-trasnform.c (vect_estimate_min_profitable_iters): Skip
57 stmts (including live stmts) that are not relevant.
59 2007-12-17 Jack Howarth <howarth@bromo.med.uc.edu>
62 * config/i386/t-crtpc: Add $(MULTILIB_CFLAGS).
63 * config/i386/t-crtfm: Likewise.
65 2007-12-17 Uros Bizjak <ubizjak@gmail.com>
67 * config/i386/i386.h (WIDEST_HARDWARE_FP_SIZE): Define.
69 2007-12-16 Uros Bizjak <ubizjak@gmail.com>
71 * tree-vect-transform.c (conservative_cost_threshold): Add missing
72 space to "not vectorized" message.
74 2007-12-16 Richard Sandiford <rsandifo@nildram.co.uk>
76 PR rtl-optimization/34415
77 * df.h (DF_LR_IN, DF_LR_OUT): Update comments.
78 * resource.c (mark_target_live_regs): Use DF_LR_IN rather than
79 df_get_live_in. Don't handle pseudos.
81 2007-12-16 Jakub Jelinek <jakub@redhat.com>
84 * c-decl.c (merge_decls): Copy RTL from olddecl to newdecl.
85 * config/pa/pa.c (pa_encode_section_info): If !first, preserve
86 SYMBOL_FLAG_REFERENCED flag.
88 2007-12-15 Alexandre Oliva <aoliva@redhat.com>
90 * tree.c (type_hash_add): Fix whitespace.
92 2007-12-15 Hans-Peter Nilsson <hp@axis.com>
94 Add CRIS v32 support. Fix -mcc-init.
95 * config.gcc: Make crisv32-* have cpu_type cris. Handle
96 crisv32-*-elf and crisv32-*-none like cris-*-elf and cris-*-none
97 but without multilibs and with target_cpu_default=32.
98 (crisv32-*-linux*): Handle as cris-*-linux*. Set
99 target_cpu_default to 32 and 10 accordingly.
100 * config/cris/cris.c (ASSERT_PLT_UNSPEC): Remove unused macro.
101 (cris_movem_load_rest_p, cris_store_multiple_op_p): Remove FIXME.
102 Change regno_dir and regno only if !TARGET_V32.
103 (cris_conditional_register_usage): If TARGET_V32, set
104 reg_alloc_order as per REG_ALLOC_ORDER_V32 and make
105 CRIS_ACR_REGNUM non-fixed.
106 (cris_print_base): Add gcc_assert for post_inc on CRIS_ACR_REGNUM.
107 (cris_print_operand) <case 'Z', case 'u'>: New cases.
108 <case REG of case 'H'>: Allow for CRIS_SRP_REGNUM.
109 (cris_reload_address_legitimized): Always return false for TARGET_V32.
110 (cris_register_move_cost): New function, guts from
111 REGISTER_MOVE_COST adjusted for CRIS v32.
112 (cris_normal_notice_update_cc): New function split out from...
113 (cris_notice_update_cc): Set cc_status.flags CC_REVERSED for
114 TARGET_CCINIT. Call cris_normal_notice_update_cc for CC_REV,
115 CC_NOOV32 and CC_NORMAL, but set cc_status.flags CC_NO_OVERFLOW
116 for CC_NOOV32 and TARGET_V32.
117 (cris_simple_epilogue): Always return false for TARGET_V32 if
118 cris_return_address_on_stack yields true.
119 (cris_cc0_user_requires_cmp): New function.
120 (cris_valid_pic_const): Add argument ANY_OPERAND. All callers
121 changed. Handle CRIS_UNSPEC_PLT_PCREL and CRIS_UNSPEC_PCREL.
122 (cris_asm_output_case_end): New function, guts from
123 ASM_OUTPUT_CASE_END adjusted for CRIS v32.
124 (cris_override_options): Adjust for CRIS v32. Mask out
125 TARGET_SIDE_EFFECT_PREFIXES and TARGET_MUL_BUG if v32.
126 (cris_asm_output_mi_thunk, cris_expand_epilogue)
127 (cris_gen_movem_load, cris_emit_movem_store)
128 (cris_expand_pic_call_address, cris_asm_output_symbol_ref)
129 (cris_asm_output_label_ref, cris_output_addr_const_extra): Adjust
131 (cris_split_movdx): Copy re-used MEM.
132 * config/cris/t-elfmulti: Add multilib v32 for -march=v32.
133 * config/cris/predicates.md
134 ("cris_general_operand_or_pic_source"): New predicate.
135 ("cris_general_operand_or_plt_symbol"): Replace by...
136 ("cris_nonmemory_operand_or_callable_symbol"): New predicate.
137 * config/cris/linux.h: Sanity-check TARGET_CPU_DEFAULT for
138 presence and contents.
139 (CRIS_SUBTARGET_DEFAULT_ARCH): New macro, MASK_AVOID_GOTPLT for
141 (CRIS_CPP_SUBTARGET_SPEC, CRIS_CC1_SUBTARGET_SPEC,
142 CRIS_ASM_SUBTARGET_SPEC): Adjust for different TARGET_CPU_DEFAULT.
143 (CRIS_SUBTARGET_DEFAULT): Add CRIS_SUBTARGET_DEFAULT_ARCH.
144 * config/cris/cris.h: Sanity-check TARGET_CPU_DEFAULT for contents.
145 (CRIS_DEFAULT_TUNE, CRIS_ARCH_CPP_DEFAULT)
146 (CRIS_DEFAULT_ASM_ARCH_OPTION): New macros.
147 (CRIS_CC1_SUBTARGET_SPEC): Change default tuning to use
149 (CRIS_CPP_SUBTARGET_SPEC): Ditto. Add CRIS_ARCH_CPP_DEFAULT.
150 (ASM_SPEC): Add sanity-check erroring out when both -march= and
151 -mcpu= are specified. Pass on either as --march=v32.
152 (CRIS_ASM_SUBTARGET_SPEC): When neither -march= or -mcpu= are
153 specified, pass on CRIS_DEFAULT_ASM_ARCH_OPTION.
154 (CRIS_CPU_V32): New macro.
155 [!TARGET_CPU_DEFAULT]: Default-define as CRIS_CPU_BASE.
156 [!TARGET_DEFAULT, TARGET_CPU_DEFAULT == 32]: Move default
157 TARGET_DEFAULT definition after new TARGET_CPU_DEFAULT definition.
158 Define v32-adjusted TARGET_DEFAULT.
159 (CRIS_DEFAULT_CPU_VERSION): Change to TARGET_CPU_DEFAULT from
161 (TARGET_V32): New macro.
162 (REG_ALLOC_ORDER_V32): New macro.
163 (HARD_REGNO_MODE_OK): Do not allow larger-than-register-size modes
164 into CRIS_ACR_REGNUM.
165 (enum reg_class): New classes ACR_REGS, SPEC_ACR_REGS, GENNONACR_REGS
166 and SPEC_GENNONACR_REGS.
167 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Adjust for new classes.
168 (REGNO_REG_CLASS): Give ACR_REGS for CRIS_ACR_REGNUM.
169 (MODE_CODE_BASE_REG_CLASS): Define, give for OCODE POST_INC
170 GENNONACR_REGS, BASE_REG_CLASS otherwise.
171 (REG_CLASS_FROM_LETTER): 'a' is for ACR_REGS.
172 (REGNO_MODE_CODE_OK_FOR_BASE_P): Define, refusing OCODE POST_INC
174 (PREFERRED_RELOAD_CLASS): Keep ACR_REGS as preferred.
175 (HARD_REGNO_RENAME_OK): Refuse CRIS_ACR_REGNUM as TO.
176 (EXTRA_CONSTRAINT): New constraint 'U'.
177 (TRAMPOLINE_TEMPLATE, TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE)
178 (ASM_OUTPUT_ADDR_DIFF_ELT): Adjust for CRIS v32.
179 (BASE_OR_AUTOINCR_P): Refuse POST_INC for CRIS_ACR_REGNUM.
180 (SIMPLE_ADDRESS_P): Remove.
181 (GO_IF_LEGITIMATE_ADDRESS): Use BASE_OR_AUTOINCR_P, not redundant
182 SIMPLE_ADDRESS_P. Make one chained if-else, finishing as
183 non-match after BASE_OR_AUTOINCR_P for TARGET_V32.
184 (REGISTER_MOVE_COST): Just call the new function
185 cris_register_move_cost.
186 (enum cris_pic_symbol_type): Rename cris_gotrel_symbol to
187 cris_rel_symbol. All users changed.
188 (REGISTER_NAMES): Replace "pc" with "acr".
189 (ADDITIONAL_REGISTER_NAMES): Add "pc" for 15.
190 (ASM_OUTPUT_REG_PUSH): Change to v32-compatible sequence.
191 (ASM_OUTPUT_REG_POP): Change to v32-compatible syntax.
192 (ASM_OUTPUT_CASE_END): Just call the new function
193 cris_asm_output_case_end.
194 * gcc/config/cris/cris.md: Group related constants together, with
196 (CRIS_UNSPEC_PLT_GOTREL, CRIS_UNSPEC_PLT_PCREL, CRIS_UNSPEC_PCREL)
197 (CRIS_UNSPEC_CASESI): New constants.
198 (CRIS_UNSPEC_PLT): Remove constant.
199 (CRIS_ACR_REGNUM): New constant.
200 ("slottable"): New attr alternatives "has_return_slot" and
202 ("cc"): New attr alternatives "noov32" and "rev".
203 ((eq_attr "slottable" "has_call_slot"))
204 ((eq_attr "slottable" "has_return_slot")): New define_delays.
205 ("movdi", "movsi"): Adjust operands for CRIS v32.
206 ("tstdi", "cmpdi", "adddi3", "subdi3", "uminsi3")
207 ("indirect_jump"): Ditto. Make define_expand.
208 ("*tstdi_non_v32", "*tstdi_v32", "*tst<mode>_cmp")
209 ("*tst<mode>_non_cmp", "*cmpdi_non_v32", "*cmpdi_v32")
210 ("*movdi_v32", "*adddi3_non_v32", "*adddi3_v32")
211 ("*addsi3_non_v32", "*addsi3_v32", "*addhi3_non_v32")
212 ("*addhi3_v32", "*addqi3_non_v32", "*addqi3_v32")
213 ("*subdi3_non_v32", "*subdi3_v32", "*subsi3_non_v32")
214 ("*subsi3_v32", "*sub<mode>3_nonv32", "*sub<mode>3_v32")
215 ("*andqi3_non_v32", "*andqi3_v32", "*iorsi3_non_v32")
216 ("*iorsi3_v32", "*iorhi3_non_v32", "*iorhi3_v32")
217 ("*iorqi3_non_v32", "*iorqi3_v32", "*uminsi3_non_v32")
218 ("*uminsi3_v32", "*indirect_jump_non_v32", "*indirect_jump_v32")
219 ("*expanded_call_v32", "*expanded_call_value_v32"): New patterns,
220 for the corresponding standard name.
221 ("tst<mode>"): Limit to BW and make define_expand.
222 ("tstsi"): Make separate insn, adjusting for CRIS v32.
223 ("*cmp_swapext<mode>"): Adjust for v32. Specify "rev" for attr "cc".
224 ("cmpsi", "cmp<mode>"): Remove special cases for zero. Specify
226 ("*btst"): Don't match for TARGET_CCINIT. Replace test of
227 register with compatible "cmpq 0". Specify attr "cc".
228 ("*movdi_insn_non_v32"): New pattern, replacing "*movdi_insn" and
230 (define_split for DI move): Match CRIS v32 only.
231 ("*movsi_got_load", "*movsi_internal", "*addi"): Adjust for CRIS v32.
232 ("load_multiple", "store_multiple", "*addsbw_v32", "*addubw_v32")
233 ("*adds<mode>_v32", "*addu<mode>_v32", "*bound<mode>_v32")
234 ("*casesi_jump_v32", "*expanded_andsi_v32", "*expanded_andhi_v32")
235 ("*extop<mode>si_v32", "*extopqihi_v32", "*andhi_lowpart_v32")
236 ("*andqi_lowpart_v32", "cris_casesi_v32"): New patterns.
237 ("add<mode>3"): Make addsi3, addhi3 and addqi3 define_expand.
238 ("sub<mode>3"): Ditto subsi3, subhi3 and subqi3.
239 ("ior<mode>3"): Ditto iorsi3, iorhi3 and iorqi3.
240 ("*extopqihi_non_v32"): Replace "*extopqihi".
241 ("*extop<mode>si_non_v32"): Replace "*extop<mode>si".
242 ("*addxqihi_swap_non_v32"): Rename from "*extopqihi_swap", make
244 ("*extop<mode>si_swap_non_v32"): Ditto "*extop<mode>si_swap".
245 ("*expanded_andsi_non_v32"): Ditto "*expanded_andsi".
246 ("*expanded_andhi_non_v32"): Ditto "*expanded_andhi".
247 ("*andhi_lowpart_non_v32"): Ditto "*andhi_lowpart".
248 ("*andqi_lowpart_non_v32"): Ditto "*andqi_lowpart".
249 ("*expanded_call_non_v32"): Ditto "*expanded_call". Change from
250 "cris_general_operand_or_plt_symbol" to "general_operand".
251 ("*expanded_call_value_non_v32") Ditto "*expanded_call_value".
252 ("*casesi_adds_w", "mstep_shift", "mstep_mul")
253 ("*expanded_call_side", "*expanded_call_value_side")
254 (op-extend-split, op-extend-split-rx=rz, op-extend-split-swapped)
255 (op-extend-split-swapped-rx=rz, op-extend, op-split-rx=rz)
256 (op-split-swapped, op-split-swapped-rx=rz): Make non-v32 only.
257 ("dstep_mul", "xorsi3", "one_cmplsi2", "<shlr>si3")
258 ("*expanded_<shlr><mode>", "*<shlr><mode>_lowpart", "ashl<mode>3")
259 ("*ashl<mode>_lowpart", "abssi2", "clzsi2", "bswapsi2")
260 ("cris_swap_bits"): Specify "noov32" for attr "cc".
261 ("<su>mulsi3_highpart"): Ditto. Correct operand 0 to register_operand.
262 ("andqi3"): Make define_expand.
263 ("*return_expanded"): For attr "slottable", change from "has_slot"
264 to "has_return_slot".
265 ("cris_casesi_non_v32"): New pattern, old contents of "casesi".
266 ("casesi"): Divert into "cris_casesi_v32" and "cris_casesi_non_v32".
267 (moversideqi, movemsideqi, mover2side): Require
268 TARGET_SIDE_EFFECT_PREFIXES.
269 (gotplt-to-plt, gotplt-to-plt-side): Change from CRIS_UNSPEC_PLT
270 to CRIS_UNSPEC_PLT_GOTREL.
271 * config/cris/cris-protos.h (cris_register_move_cost)
272 (cris_cc0_user_requires_cmp, cris_asm_output_case_end): Declare.
274 2007-12-15 Alexandre Oliva <aoliva@redhat.com>
277 * dwarf2out.c (dwarf_tag_name): Synchronize with dwarf2.h.
278 (is_type_die): Cover interface types.
279 (class_or_namespace_scope_p): Cover interface and class types.
280 (record_type_tag): New.
281 (gen_inlined_structure_type_die): Use it.
282 (gen_struct_or_union_type_die): Likewise.
283 (prune_unused_types_walk): Cover interface types.
284 * langhooks.h (classify_record): New enum.
285 (classify_record): New member in struct langhooks_for_types.
286 * langhooks-def.h (LANG_HOOKS_CLASSIFY_RECORD): New.
287 (LANGHOOKS_FOR_TYPES_INITIALIZER): Adjust.
289 2007-12-15 Alexandre Oliva <aoliva@redhat.com>
291 * dwarf2out.c (reference_to_unused): Don't emit strings in
292 initializers just because of debug information.
293 * tree.h (TREE_ASM_WRITTEN): Document use for STRING_CSTs.
295 2007-12-15 Sebastian Pop <sebastian.pop@amd.com>
297 * tree-scalar-evolution.c (number_of_iterations_for_all_loops): Replace
298 print_loop_ir with print_loops.
299 * tree-flow.h (dot_cfg, debug_loops, debug_loop, debug_loop_num,
300 print_loops, print_loops_bb): Declare.
301 * tree-cfg.c (print_loops_bb): New.
302 (print_loop): Print header, latch, bounds, estimation of iterations.
303 (print_loop_and_siblings): New.
304 (print_loop_ir): Renamed print_loops.
305 (debug_loop_ir): Renamed debug_loops.
306 (debug_loop, debug_loop_num): New.
308 2007-12-15 Bernhard Fischer <aldot@gcc.gnu.org>
310 * tree-flow-inline.h.c (next_readonly_imm_use): Fix typo in comment.
312 2007-12-15 Bernhard Fischer <aldot@gcc.gnu.org>
314 * toplev.c (process_options): Fix typo in warning.
316 2007-12-14 Jakub Jelinek <jakub@redhat.com>
319 * config/i386/i386.c (ix86_expand_branch): Optimize LE/LEU/GT/GTU
320 DImode comparisons against constant with all 1's in the lower word.
322 2007-12-14 Uros Bizjak <ubizjak@gmail.com>
324 * config/i386/sse.md (sse4_2_pcmpestr): Use reg_not_xmm0_operand
325 constraint for operand 2. Use nonimm_not_xmm0_operand constraint
326 for operand 4. Update arguments in the call to
327 gen_sse4_2_pcmpestr_cconly.
328 (sse_4_2_pcmpestr_cconly): Renumber insn operands and update insn
329 template accordingly.
330 (sse4_2_pcmpistr): Use reg_not_xmm0_operand constraint for operand2.
331 Use nonimm_not_xmm0_operand constraint for operand 3. Update
332 arguments in the call to gen_sse4_2_pcmpistr_cconly.
333 (sse_4_2_pcmpistr_cconly): Renumber insn operands and update insn
334 template accordingly.
336 2007-12-14 Richard Guenther <rguenther@suse.de>
339 * tree-ssa-operands.h (create_ssa_artificial_load_stmt): Add
340 parameter to say whether to unlink immediate uses.
341 * tree-ssa-operands.c (create_ssa_artificial_load_stmt): Do not
342 mark the artificial stmt as modified. Unlink immediate uses
344 * tree-ssa-dom.c (record_equivalences_from_stmt): Update caller.
345 * tree-ssa-pre.c (insert_fake_stores): Likewise.
347 2007-12-13 Eric Botcazou <ebotcazou@libertysurf.fr>
350 * gimplify.c (gimplify_modify_expr_complex_part): Add note to comment.
351 * tree-complex.c (init_dont_simulate_again): Return true if there are
352 uninitialized loads generated by gimplify_modify_expr_complex_part.
353 * tree-gimple.c (is_gimple_reg_type): Return false for complex types
355 * tree-ssa.c (ssa_undefined_value_p): New predicate extracted from...
356 (warn_uninit): ...here. Use ssa_undefined_value_p.
357 * tree-ssa-pre.c (is_undefined_value): Delete.
358 (phi_translate_1): Use ssa_undefined_value_p.
359 (add_to_exp_gen): Likewise.
360 (make_values_for_stmt): Likewise.
361 * tree-flow.h (ssa_undefined_value_p): Declare.
363 2007-12-13 Andrew Pinski <pinskia@gmail.com>
364 David Daney <ddaney@avtrex.com>
367 * system.h: Make -Wuninitialized non-fatal if ASSERT_CHECKING
370 2007-12-13 Jakub Jelinek <jakub@redhat.com>
372 PR rtl-optimization/32636
373 * df-scan.c (df_get_entry_block_def_set): Set struct_value_rtx
374 regno in entry_block_defs even if HAVE_prologue && epilogue_completed.
376 2007-12-13 Uros Bizjak <ubizjak@gmail.com>
377 Richard Guenther <rguenther@suse.de>
380 * config/i386/emmintrin.h (_mm_shuffle_pd, _mm_extract_epi16,
381 _mm_insert_epi16, _mm_shufflehi_epi16, _mm_shufflelo_epi16,
382 _mm_shuffle_epi32): Cast non-constant input values to either __m64,
383 __m128, __m128i or __m128d in a macro version of the intrinsic.
384 Cast constant input values to int.
385 * config/i386/ammintrin.h (_mm_extracti_si64, _mm_inserti_si64): Ditto.
386 * config/i386/bmmintrin.h (_mm_roti_epi8, _mm_roti_epi16,
387 _mm_roti_epi32, _mm_roti_epi64): Ditto.
388 * config/i386/smmintrin.h (_mm_blend_epi16, _mm_blend_ps, _mm_blend_pd,
389 _mm_dp_ps, _mm_dp_pd, _mm_insert_ps, _mm_extract_ps, _mm_insert_epi8,
390 _mm_insert_epi32, _mm_insert_epi64, _mm_extract_epi8, mm_extract_epi32,
391 _mm_extract_epi64, _mm_mpsadbw_epu8, _mm_cmpistrm, _mm_cmpistri,
392 _mm_cmpestrm, _mm_cmpestri, _mm_cmpistra, _mm_cmpistrc, _mm_cmpistro,
393 _mm_cmpistrs, _mm_cmpistrz, _mm_cmpestra, _mm_cmpestrc, _mm_cmpestro,
394 _mm_cmpestrs, _mm_cmpestrz): Ditto.
395 * config/i386/tmmintrin.h (_mm_alignr_epi8, _mm_alignr_pi8): Ditto.
396 * config/i386/xmmintrin.h (_mm_shuffle_ps, _mm_extract_pi16, _m_pextrw,
397 _mm_insert_pi16, _m_pinsrw, _mm_shuffle_pi16, _m_pshufw): Ditto.
398 * config/i386/mmintrin-common.h (_mm_round_pd, _mm_round_sd,
399 _mm_round_ps, _mm_round_ss): Ditto.
401 2007-12-13 Richard Guenther <rguenther@suse.de>
403 PR tree-optimization/34450
404 * params.def (PARAM_SCCVN_MAX_SCC_SIZE): New param.
405 * invoke.texi (sccvn-max-scc-size): Document.
406 * Makefile.in (tree-ssa-sccvn.o): Add $(PARAMS_H) dependency.
407 * tree-ssa-sccvn.h (run_scc_vn): Return true on success, false
409 * tree-ssa-sccvn.c (params.h): Include.
410 (DFS): Return true if all went well, return false as soon as
411 a SCC exceeds the size of PARAM_SCCVN_MAX_SCC_SIZE.
412 (run_scc_vn): Return true if all went well, return false if
413 we aborted during DFS.
414 * tree-ssa-pre.c (execute_pre): Check if SCCVN finished
415 successfully, otherwise bail out.
417 2007-12-13 Olga Golovanevsky <olga@il.ibm.com>
419 * ipa-struct-reorg.c (is_candidate): Print information to dump
420 file when the type is initialized.
421 (get_stmt_accesses): Likewise when a structure has bitfields
422 or field access is too complicate.
423 (safe_cond_expr_check): Likewise for unsafe condition expressions.
424 (exclude_cold_structs): Likewise for cold structures.
425 (collect_structures): Suppress redundant print when there are
426 no structures to transform.
427 (do_reorg): Print to dump file a number of structures that
429 (dump_new_types): Print a number of new types to replace
430 an original structure type.
432 2007-12-13 Olga Golovanevsky <olga@il.ibm.com>
434 * doc/invoke.texi (Optimiza Options): Document new -fipa-struct-reorg
435 option and struct-reorg-cold-struct-ratio parameter.
437 2007-12-13 Torbjorn Granlund <tege@swox.com>
439 * config/i386/i386.c (ix86_rtx_costs) [MULT]: Check op0 for
440 ZERO_EXTEND when computing costs for widening multiplication.
442 2007-12-13 Richard Earnshaw <rearnsha@arm.com>
445 * config/arm/ieee754-df.S (floatundidf): Fix for wrong sp value on
446 exit when using hard FPA.
447 * config/arm/ieee754-df.S (floatdidf): Likewise.
449 2007-12-12 Jakub Jelinek <jakub@redhat.com>
452 * doc/install.texi: Document that for MinGW only runtime 3.12 and
455 2007-12-12 David Edelsohn <edelsohn@gnu.org>
457 * config/rs6000/rs6000.c (is_mem_ref): Ignore STACK_TIE.
459 2007-12-12 Aldy Hernandez <aldyh@redhat.com>
461 PR tree-optimization/32901
462 * gimplify.c (gimplify_modify_expr_rhs): Handle the case when we
463 are assigning from a constant constructor.
464 Fix wrapping in function comment.
466 2007-12-12 Andreas Krebbel <krebbel1@de.ibm.com>
468 * config/s390/s390.c (s390_O_constraint_str): Limit the range
469 for 'On' to -4G+1..-1.
470 * config/s390/constraints.md: Adjust comment accordingly.
472 2007-12-11 Nathan Sidwell <nathan@codesourcery.com>
474 * config/rs6000/rs6000.c (rs6000_emit_prologue): Use frame_reg_rtx
477 2007-12-11 Kai Tietz <kai.tietz@onevision.com>
479 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Handle 64-bit
480 target same as 32-bit.
482 2007-12-10 Jakub Jelinek <jakub@redhat.com>
484 PR tree-optimization/34371
485 * tree-vectorizer.h (struct _loop_vec_info): Add num_iters_unchanged
487 (LOOP_VINFO_NITERS_UNCHANGED): Define to num_iters_unchanged field.
488 * tree-vectorizer.c (set_prologue_iterations,
489 slpeel_tree_peel_loop_to_edge): Call unshare_expr on
490 LOOP_VINFO_NITERS_UNCHANGED before using it.
492 2007-12-10 Eric Botcazou <ebotcazou@libertysurf.fr>
495 * config/i386/i386.c (ix86_expand_movmem): Punt if the count is large.
496 (ix86_expand_setmem): Likewise.
498 2007-12-10 Kenneth Zadeck <zadeck@naturalbridge.com>
500 PR rtl-optimization/34302
501 * auto-inc-dec.c (attempt_change): Change place where move is
504 2007-12-10 Jakub Jelinek <jakub@redhat.com>
506 * dwarf2out.c (gen_array_type_die, gen_descr_array_type_die): For
507 Fortran multi-dimensional arrays use DW_AT_ordering
510 2007-12-10 Paolo Bonzini <bonzini@gnu.org>
513 * config/i386/i386.c (override_options): Enable -fvect-cost-model.
515 2007-12-10 Uros Bizjak <ubizjak@gmail.com>
517 * config/i386/i386.c (ix86_function_regparm): Do not check global_regs
518 array, registers that are members of global_regs are also members of
519 fixed_regs array. Use REGPARM_MAX to check that no regparm hard
520 register is taken by a fixed register variable. Check up to and
521 including DI_REG when adjusting regparm value due to fixed regs usage.
522 (rep_prefix_usable): Check fixed_regs array, not global_regs array for
523 available hard registers.
524 (ix86_expand_strlen): Ditto.
525 * config/i386/i386.md (strmov): Ditto.
528 2007-12-10 Kaz Kojima <kkojima@gcc.gnu.org>
530 * genopinit.c: Include tm_p.h in generated file.
532 * config/arm/neon.md (vec_set<mode>_internal): Use INTVAL
533 to extract the integer from operands[2].
534 (vec_setv2di_internal): Likewise.
536 * config/arm/arm.c (arm_size_return_regs): Make return type unsigned.
537 (arm_init_neon_builtins): Move code after declarations.
539 2007-12-10 Hans-Peter Nilsson <hp@axis.com>
541 * reload.c (find_reloads_address_1): To properly mark as an
542 autoincdec, pass X for non-NULL OUT in call to push_reload for
543 autoincdec which can't be trivially used as an address.
545 2007-12-10 Pranav Bhandarkar <pranav.bhandarkar@celunite.com>
546 Hans-Peter Nilsson <hp@axis.com>
548 * caller-save.c (insert_one_insn): If inserting before a call_insn
549 then the registers containing the arguments of the call are
550 live_throughout in the new insn.
552 2007-12-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
556 * pa.md: Consolidate HImode and QImode move patterns into one pattern
557 each, eliminating floating-point alternatives.
558 * pa-protos.h (pa_cannot_change_mode_class, pa_modes_tieable_p):
560 * pa-64.h (SECONDARY_MEMORY_NEEDED): Define here.
561 * pa.c (pa_secondary_reload): Use an intermediate general register
562 for copies to/from floating-point register classes. Simplify code
563 SHIFT_REGS class. Provide additional comments.
564 (pa_cannot_change_mode_class, pa_modes_tieable_p): New functions.
565 * pa.h (MODES_TIEABLE_P): Use pa_modes_tieable_p.
566 (SECONDARY_MEMORY_NEEDED): Delete define.
567 (INT14_OK_STRICT): Define.
568 (MODE_OK_FOR_SCALED_INDEXING_P): Allow SFmode and DFmode when using
570 (MODE_OK_FOR_UNSCALED_INDEXING_P): Likewise.
571 (GO_IF_LEGITIMATE_ADDRESS): Use INT14_OK_STRICT in REG+D case for
573 (LEGITIMIZE_RELOAD_ADDRESS): Use INT14_OK_STRICT in mask selection.
574 Align DImode offsets when generating 64-bit code.
575 * pa32-regs.h (VALID_FP_MODE_P): Remove QImode and HImode.
576 (CANNOT_CHANGE_MODE_CLASS): Define.
577 * pa64-regs.h (VALID_FP_MODE_P): Remove QImode and HImode.
578 (CANNOT_CHANGE_MODE_CLASS): Define using pa_cannot_change_mode_class.
580 2007-12-09 Jakub Jelinek <jakub@redhat.com>
583 * langhooks-def.h (LANG_HOOKS_GET_ARRAY_DESCR_INFO): Define.
584 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add it.
585 * langhooks.h (struct array_descr_info): Forward declaration.
586 (struct lang_hooks_for_types): Add get_array_descr_info field.
587 * dwarf2.h (DW_AT_bit_stride, DW_AT_byte_stride): New.
588 (DW_AT_stride_size, DW_AT_stride): Keep around for Dwarf2
590 * dwarf2out.h (struct array_descr_info): New type.
591 * dwarf2out.c (dwarf_attr_name): Rename DW_AT_stride to
592 DW_AT_byte_stride and DW_AT_stride_size to DW_AT_bit_size.
593 (descr_info_loc, add_descr_info_field, gen_descr_array_type_die):
595 (gen_type_die_with_usage): Call lang_hooks.types.get_array_descr_info
596 and gen_descr_array_type_die.
598 2007-12-08 Richard Guenther <rguenther@suse.de>
600 PR tree-optimization/34391
601 * tree-vect-transform.c (vect_setup_realignment): Mark new
602 symbols for renaming.
604 2007-12-07 Bob Wilson <bob.wilson@acm.org>
606 * config/xtensa/xtensa.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
607 (ASM_OUTPUT_DWARF_PCREL): Define.
609 2007-12-07 Richard Guenther <rguenther@suse.de>
612 * opts.c (common_handle_option): Handle OPT_fforce_addr.
614 2007-12-07 Aldy Hernandez <aldyh@redhat.com>
616 * m32c.h (LEGITIMIZE_ADDRESS): Use WIN instead of win.
617 (LEGITIMIZE_RELOAD_ADDRESS): Same.
619 2007-12-07 Samuel Tardieu <sam@rfc1149.net>
622 * doc/install.texi: Explain how to check for a clean environment when
625 2007-12-07 Richard Guenther <rguenther@suse.de>
627 * tree-profile.c (gcov_type_tmp_var): New global variable.
628 (tree_gen_edge_profiler): Use a single shared variable decl per
629 function for edge counter incrementing.
630 (tree_profiling): Re-set the shared variable.
632 2007-12-06 Bob Wilson <bob.wilson@acm.org>
634 * config/xtensa/xtensa.c (xtensa_va_start): Add prototype.
636 2007-12-06 Tom Tromey <tromey@redhat.com>
639 * c-opts.c (c_common_parse_file): Call cpp_clear_file_cache.
641 2007-12-06 Richard Sandiford <rsandifo@nildram.co.uk>
643 * config/mips/mips.c (mips_function_ok_for_sibcall): Check
644 targetm.binds_local_p as well as DECL_EXTERNAL.
646 2007-12-06 Harsha Jagasia <harsha.jagasia@amd.com>
648 * tree-vectorizer.c (slpeel_add_loop_guard): Gimplify the condition.
649 (set_prologue_iterations): New. Set the prologue iterations to total
650 number of scalar iterations if the cost model check indicates that
651 scalar code should be generated.
652 (slpeel_tree_peel_loop_to_edge): Add a new parameter and code for
653 generating the cost condition for epilog. Call
654 set_prologue_iterations to generate cost condition for prolog.
655 (new_loop_vec_info): Initialize LOOP_VINFO_NITERS_UNCHANGED.
656 * tree-vectorizer.h (LOOP_VINFO_NITERS_UNCHANGED): New.
657 (slpeel_tree_peel_loop_to_edge): Update declaration.
658 (set_prologue_iterations): New declaration.
659 * tree-vect-analyze.c (vect_analyze_loop_form): Update
660 LOOP_VINFO_NITERS_UNCHANGED.
661 * tree-vect-transform.c
662 (vect_estimate_min_profitable_iters): Add new parameter and
663 code to check if run time cost model test is needed.
664 Remove code that adds builtin vectorization cost to scalar
665 outside cost for the run time cost model test. If run time
666 cost model test is needed add the appropriate guard cost to
667 the scalar outside cost. The guard cost depends on whether
668 the guard is generated at versioning or at prolog generation
669 or at epilog generation. Change cost model equation to include
671 (conservative_cost_threshold): New. Return the less conservative
672 profitability threshold between the cost model threshold and the
673 user defined vectorization threshold.
674 (vect_do_peeling_for_loop_bound): Call conservative_cost_threshold.
675 (vect_do_peeling_for_alignment): Same.
676 (vect_loop_versioning): Same.
677 (vect_create_cond_for_align_checks): ANDs the cost model condition
678 with the alignment condition.
679 (vect_transform_loop): Call loop versioning only when there is a
680 misalignment or an aliasing problem.
682 2007-12-06 Jakub Jelinek <jakub@redhat.com>
685 * tree-ssa-ccp.c (optimize_stdarg_builtin): New function.
686 (execute_fold_all_builtins): Call it for BUILT_IN_VA_START,
687 BUILT_IN_VA_COPY and BUILT_IN_VA_END.
689 * target.h (struct ggc_target): Add expand_builtin_va_start hook.
690 * target-def.h (TARGET_EXPAND_BUILTIN_VA_START): Define.
691 (TARGET_INITIALIZER): Add it.
692 * builtins.c (expand_builtin_va_start): Use
693 targetm.expand_builtin_va_start hook instead of
694 EXPAND_BUILTIN_VA_START macro.
695 * alpha/alpha.c (alpha_va_start): Made static.
696 (override_options): Clear targetm.expand_builtin_va_start if
698 (TARGET_EXPAND_BUILTIN_VA_START): Define.
699 * alpha/unicosmk.h (EXPAND_BUILTIN_VA_START): Remove.
700 * alpha/alpha.h (EXPAND_BUILTIN_VA_START): Remove.
701 * alpha/alpha-protos.h (alpha_va_start): Remove prototype.
702 * xtensa/xtensa.h (EXPAND_BUILTIN_VA_START): Remove.
703 * xtensa/xtensa.c (TARGET_EXPAND_BUILTIN_VA_START): Define.
704 (xtensa_va_start): Made static.
705 * xtensa/xtensa-protos.h (xtensa_va_start): Remove prototype.
706 * pa/pa-protos.h (hppa_va_start): Remove prototype.
707 * pa/pa.h (EXPAND_BUILTIN_VA_START): Remove.
708 * pa/pa.c (hppa_va_start): Made static, add prototype.
709 (TARGET_EXPAND_BUILTIN_VA_START): Define.
710 * frv/frv.c (frv_expand_builtin_va_start): Made static, add prototype.
711 (TARGET_EXPAND_BUILTIN_VA_START): Define.
712 * frv/frv-protos.h (frv_expand_builtin_va_start): Remove prototype.
713 * frv/frv.h (EXPAND_BUILTIN_VA_START): Remove.
714 * i386/i386.c (override_options): Clear
715 targetm.expand_builtin_va_start if -m32 or 64-bit MS ABI.
716 (ix86_va_start): Made static.
717 (TARGET_EXPAND_BUILTIN_VA_START): Define.
718 * i386/i386.h (EXPAND_BUILTIN_VA_START): Remove.
719 * i386/i386-protos.h (ix86_va_start, ix86_va_arg): Remove prototypes.
720 * iq2000/iq2000-protos.h (iq2000_va_start): Remove prototype.
721 * iq2000/iq2000.h (EXPAND_BUILTIN_VA_START): Remove.
722 * iq2000/iq2000.c (iq2000_va_start): Made static, add prototype.
723 (TARGET_EXPAND_BUILTIN_VA_START): Define.
724 * rs6000/rs6000-protos.h (rs6000_va_start): Remove prototype.
725 * rs6000/rs6000.c (rs6000_va_start): Made static, add prototype.
726 (TARGET_EXPAND_BUILTIN_VA_START): Define.
727 (rs6000_override_options): Clear targetm.expand_builtin_va_start if
728 DEFAULT_ABI != ABI_V4.
729 * rs6000/rs6000.h (EXPAND_BUILTIN_VA_START): Remove.
730 * spu/spu.c (spu_va_start): Made static, add prototype.
731 (TARGET_EXPAND_BUILTIN_VA_START): Define.
732 * spu/spu.h (EXPAND_BUILTIN_VA_START): Remove.
733 * spu/spu-protos.h spu_va_start): Remove prototype.
734 * stormy16/stormy16.h (EXPAND_BUILTIN_VA_START): Remove.
735 * stormy16/stormy16-protos.h (xstormy16_expand_builtin_va_start):
737 * stormy16/stormy16.c (xstormy16_expand_builtin_va_start): Made static.
738 (TARGET_EXPAND_BUILTIN_VA_START): Define.
739 * s390/s390-protos.h (s390_va_start): Remove prototype.
740 * s390/s390.c (s390_va_start): Made static.
741 (TARGET_EXPAND_BUILTIN_VA_START): Define.
742 * s390/s390.h (EXPAND_BUILTIN_VA_START): Remove.
743 * mn10300/mn10300.h (EXPAND_BUILTIN_VA_START): Remove.
744 * mn10300/mn10300-protos.h (mn10300_va_start): Remove prototype.
745 * mn10300/mn10300.c (mn10300_va_start): Made static, add prototype.
746 (TARGET_EXPAND_BUILTIN_VA_START): Define.
747 * arc/arc.c (arc_va_start): Made static, add prototype.
748 (TARGET_EXPAND_BUILTIN_VA_START): Define.
749 * arc/arc.h (EXPAND_BUILTIN_VA_START): Remove.
750 * arc/arc-protos.h (arc_va_start): Remove prototype.
751 * mt/mt-protos.h (mt_va_start): Remove prototype.
752 * sparc/sparc.c (sparc_va_start): Made static, add prototype.
753 (TARGET_EXPAND_BUILTIN_VA_START): Define.
754 * sparc/sparc-protos.h (sparc_va_start): Remove prototype.
755 * sparc/sparc.h (EXPAND_BUILTIN_VA_START): Remove.
756 * sh/sh.c (sh_va_start): Made static, add prototype.
757 (TARGET_EXPAND_BUILTIN_VA_START): Define.
758 * sh/sh-protos.h (sh_va_start): Remove prototype.
759 * sh/sh.h (EXPAND_BUILTIN_VA_START): Remove.
760 * mips/mips-protos.h (mips_va_start): Remove prototype.
761 * mips/mips.h (EXPAND_BUILTIN_VA_START): Remove.
762 * mips/mips.c (mips_va_start): Made static.
763 (TARGET_EXPAND_BUILTIN_VA_START): Define.
765 2007-12-06 Uros Bizjak <ubizjak@gmail.com>
767 * tree-ssa-loop.c (gate_tree_parallelize_loops): Return true when
768 "flag_tree_parallelize_loops > 1".
770 2007-12-06 Zdenek Dvorak <ook@ucw.cz>
771 Dorit Nuzman <dorit@il.ibm.com>
772 Jakub Jelinek <jakub@redhat.com>
774 PR tree-optimization/34005
775 * tree-gimple.c (is_gimple_formal_tmp_rhs): Add a case for COND_EXPR.
776 * gimplify.c (gimplify_ctx): Add a new member allow_rhs_cond_expr.
777 (gimplify_pure_cond_expr): New function.
778 (generic_expr_could_trap_p): New function.
779 (gimplify_cond_expr): Call gimplify_pure_cond_expr.
780 (force_gimple_operand): Initialize new field allow_rhs_cond_expr.
782 2007-12-06 Andreas Krebbel <krebbel1@de.ibm.com>
784 * config/s390/s390.c (s390_emit_stack_tie): New function.
785 (s390_emit_prologue): Emit a stack tie when writing to the
787 * config/s390/s390.md ("stack_tie"): New insn definition.
789 2007-12-06 Ben Elliston <bje@au.ibm.com>
792 * doc/sourcebuild.texi (Miscellaneous Docs): Remove SERVICE item.
794 2007-12-05 Jakub Jelinek <jakub@redhat.com>
797 * fold-const.c (fold_binary) <case BIT_IOR_EXPR>: Don't minimize
798 number of bits set in C1 if a mode mask for some mode can be used
801 2007-12-05 Bernhard Fischer <aldot@gcc.gnu.org>
803 * varasm.c (merge_weak, weak_finish, assemble_alias): Commentary typo
806 2007-12-05 Richard Guenther <rguenther@suse.de>
808 PR tree-optimization/34138
809 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
810 Do not forward propagate addresses if that changes volatileness of
813 2007-12-05 Uros Bizjak <ubizjak@gmail.com>
816 * config/i386/i386.c (ix86_function_regparm): Also check for fixed
817 registers when checking that regparm registers are available.
818 Lower regparm value due to fixed registers usage in addition to
821 2007-12-05 Bernhard Fischer <aldot@gcc.gnu.org>
823 * sparseset.c: Include config.h and system.h before sparseset.h.
824 * sparseset.h: Remove inclusion of system.h.
826 2007-12-05 Jakub Jelinek <jakub@redhat.com>
827 Richard Sandiford <rsandifo@nildram.co.uk>
829 * optabs.c (init_insn_codes): New function.
831 (init_optab, init_optabv): Don't call new_optab.
832 (init_convert_optab): Don't clear the insn codes.
833 (init_optabs): Call init_insn_codes.
835 2007-12-04 Jakub Jelinek <jakub@redhat.com>
837 * omp-low.c (optimize_omp_library_calls): New function.
838 (expand_omp_parallel): Call it if optimizing.
841 * stmt.c (expand_stack_restore): Call expand_normal on var to get
842 rtx for it instead of assuming it will be a VAR_DECL.
844 2007-12-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
846 * c-parser (c_parser_statement_after_labels): Move error from here...
847 (c_parser_label): ... to here. Check that the declaration is not
848 actually just another label.
850 2007-12-04 Richard Guenther <rguenther@suse.de>
854 * tree-ssa-operands.c (get_addr_dereference_operands): If we
855 fall back to using the SMTs aliases, make sure to add virtual
856 operands for the SMT itself.
857 (create_ssa_artificial_load_stmt): Fix typo. Make sure to also
858 clear the loaded and stored symbols bitmaps.
860 2007-12-04 Ben Elliston <bje@au.ibm.com>
862 * config/spu/spu.h (ASM_FORMAT_PRIVATE_NAME): Remove; use default.
864 2007-12-04 Ben Elliston <bje@au.ibm.com>
866 * doc/tm.texi (Exception Handling): Mention unwind-dw2-xtensa.c.
868 2007-12-03 Steven Bosscher <stevenb.gcc@gmail.com>
871 * doc/invoke.texi: Remove -fforce-addr documentation.
872 * expr.c (emit_move_insn): Remove use of flag_force_addr.
873 (expand_expr_real_1): Same.
874 (do_tablejump): Same.
875 Call memory_address instead of memory_address_noforce.
876 * expr.h (memory_address_noforce): Remove prototype.
877 * explow.c (memory_address): Remove support for flag_force_addr.
878 (validize_mem): Same.
879 (memory_address_noforce): Remove.
880 * common.opt: Add dummy documentation for -fforce-addr.
881 * combine.c (can_combine_p): Remove -fforce-addr comment.
882 * config/cris/cris.h (OPTIMIZATION_OPTIONS): Remove set of
884 * config/m68k/m68k.h (PIC_CASE_VECTOR_ADDRESS): Remove comment
885 relating to memory_address_noforce.
886 * testsuite/gcc.c-torture/compile/20050802-1.c: Remove.
887 * testsuite/gcc.c-torture/compile/20011113-1.c: Remove.
889 2007-12-03 Jakub Jelinek <jakub@redhat.com>
891 * omp-low.c (lookup_decl_in_outer_ctx): Allow calling this
892 with !ctx->is_nested.
893 (maybe_lookup_decl_in_outer_ctx): Look up in outer contexts
894 even if !ctx->is_nested.
895 (lower_copyprivate_clauses, lower_send_clauses,
896 lower_send_shared_vars): Call lookup_decl_in_outer_ctx
900 * fold-const.c (fold_binary) <case BIT_AND_EXPR>: Optimize
901 (X << C1) & C2 into (X << C1) & (C2 | ((1 << C1) - 1))
902 and (X >> C1) & C2 into (X >> C1) & (C2 | ~((type) -1 >> C1)).
903 (fold_binary) <case LSHIFT_EXPR, case RSHIFT_EXPR>: Optimize
904 (X & C2) << C1 into (X << C1) & (C2 << C1) and
905 (X & C2) >> C1 into (X >> C1) & (C2 >> C1) if that allows further
908 PR tree-optimization/33453
909 * tree-data-ref.c (split_constant_offset): Use POINTER_PLUS_EXPR
910 for pointer addition.
911 * tree-parloops.c (canonicalize_loop_ivs): Likewise.
912 (separate_decls_in_loop_name): Copy DECL_GIMPLE_REG_P from var to
915 2007-12-03 Bernd Schmidt <bernd.schmidt@analog.com>
917 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define __FDPIC__ as
920 2007-12-03 Razya Ladelsky <razya@il.ibm.com>
922 * doc/invoke.texi (fipa-cp, fipa-matrix-reorg): Add documentation.
924 2007-12-03 Jakub Jelinek <jakub@redhat.com>
927 * opts.c (common_handle_option): Handle OPT_ftree_store_copy_prop.
928 * common.opt (ftree-store-copy-prop): Use the same help text as for
931 2007-12-02 Ayal Zaks <zaks@il.ibm.com>
932 Revital Eres <eres@il.ibm.com>
934 * modulo-sched.c (calculate_must_precede_follow,
935 try_scheduling_node_in_cycle): New functions.
936 (sms_schedule_by_order): Call the new functions.
937 (ps_insn_find_column): Use must_follow and must_precede only if
939 (ps_insn_advance_column): Likewise.
941 2007-12-02 Ayal Zaks <zaks@il.ibm.com>
942 Revital Eres <eres@il.ibm.com>
944 * modulo-sched.c (get_sched_window): Fix the direction of the
945 scheduling window and add dump info.
947 2007-12-02 Samuel Tardieu <sam@rfc1149.net>
949 * config/sh/sh.md (cmpgeusi_t): Fix condition.
951 2007-11-30 Jan Hubicka <jh@suse.cz>
953 * ggc-common.c (dump_ggc_loc_statistics): Reset ggc_force_collect flag.
955 2007-11-30 Seongbae Park <seongbae.park@gmail.com>
957 PR rtl-optimization/34171
958 * cfgrtl.c (update_bb_for_insn_chain): New function,
959 refactored from update_bb_for_insn.
960 (update_bb_for_insn): Call update_bb_for_insn.
961 (rtl_merge_blocks, try_redirect_by_replacing_jump):
962 Replace a loop with update_bb_for_insn_chain call.
963 (cfg_layout_merge_blocks): Add a call to
964 update_bb_for_insn_chain. Replace the for loop
965 with a call to update_bb_for_insn_chain.
967 2007-11-30 Ben Elliston <bje@au.ibm.com>
969 * config/vax/vax.h (ASM_FORMAT_PRIVATE_NAME): Remove. Use default.
971 2007-11-29 Zdenek Dvorak <ook@ucw.cz>
973 PR tree-optimization/34244
974 * tree-vrp.c (adjust_range_with_scev): Clear scev cache.
975 (record_numbers_of_iterations): New function.
976 (execute_vrp): Cache the numbers of iterations of loops.
977 * tree-scalar-evolution.c (scev_reset_except_niters): New function.
978 (scev_reset): Use scev_reset_except_niters.
979 * tree-scalar-evolution.h (scev_reset_except_niters): Declare.
981 2007-11-29 Jan Hubicka <jh@suse.cz>
982 Jakub Jelinek <jakub@redhat.com>
984 PR tree-optimization/33434
985 * tree-inline.c (setup_one_parameter): If the value passed to
986 a parameter is never used, don't set it up.
988 2007-11-29 Jakub Jelinek <jakub@redhat.com>
991 * config/rs6000/eabi-cn.asm (__DTOR_END__): Make it weak.
992 * config/rs6000/sol-cn.asm (__DTOR_END__): Likewise.
994 2007-11-29 Andris Pavenis <andris.pavenis@iki.fi>
996 * Makefile.in: Use separate vpath lines for each path.
998 2007-11-29 Ben Elliston <bje@au.ibm.com>
1000 * SERVICE: Update URL.
1002 2007-11-28 Jakub Jelinek <jakub@redhat.com>
1004 PR tree-optimization/34140
1005 * tree-if-conv.c (if_convertible_phi_p): Fail if BB other than
1006 loop->header has virtual phi nodes.
1008 2007-11-28 Richard Sandiford <rsandifo@nildram.co.uk>
1011 * builtins.c (expand_builtin_nonlocal_goto): Also emit a use
1012 of GP register, if valid and fixed.
1015 2007-06-21 David Daney <ddaney@avtrex.com>
1018 * config/mips/mips.md (define_constants): Rename UNSPEC_EH_RECEIVER
1019 to UNSPEC_NONLOCAL_GOTO_RECEIVER globally.
1020 (exception_receiver): Renamed to ...
1021 (nonlocal_goto_receiver): ... this.
1023 2007-11-27 H.J. Lu <hongjiu.lu@intel.com>
1024 Joey Ye <joey.ye@intel.com>
1027 * config/i386/i386.c (function_arg_32): Don't pass aggregate
1028 arguments in ECX/EDX for fastcall.
1030 2007-11-28 Rask Ingemann Lambertsen <rask@sygehus.dk>
1032 * config/i386/linux.h (CRT_GET_RFIB_DATA): Add Intel syntax inline
1034 * config/i386/sco5.h (CRT_GET_RFIB_DATA): Likewise.
1035 * config/i386/sysv4.h (CRT_GET_RFIB_DATA): Likewise.
1037 2007-11-28 Ben Elliston <bje@au.ibm.com>
1039 * config/rs6000/aix64.opt (maix64): Add Negative(maix32).
1040 (maix32): Add Negative(maix64).
1042 2007-11-27 Jakub Jelinek <jakub@redhat.com>
1044 PR tree-optimization/34016
1045 * tree-ssa-loop.c (pass_linear_transform): Add
1046 TODO_update_ssa_only_virtuals to todo_flags_finish.
1048 2007-11-27 Eric B. Weddington <eric.weddington@atmel.com>
1050 * config/avr/avr.c (avr_mcu_types): Add atmega32hvb.
1051 * config/avr/avr.h (LINK_SPEC): Likewise.
1052 (CRT_BINUTILS_SPECS): Likewsie.
1053 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
1055 2007-11-27 Jakub Jelinek <jakub@redhat.com>
1058 * config/rs6000/rs6000.c (adjacent_mem_locations): Don't assume
1059 MEM_SIZE is set on all MEMs.
1061 2007-11-27 Andreas Krebbel <krebbel1@de.ibm.com>
1063 * config/s390/s390.opt (mhard-float): Add the option to be
1064 overridden. That was missing in my last patch.
1066 2007-11-27 Richard Guenther <rguenther@suse.de>
1068 PR tree-optimization/34241
1069 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Make sure
1070 to only delete real conversion chains.
1072 2007-11-27 Andreas Krebbel <krebbel1@de.ibm.com>
1074 * config/s390/s390.opt (m31, m64, mesa, mzarch, msoft-float,
1075 mhard-float, mlong-double-64, mlong-double-128): Add the
1076 option to be overridden.
1078 2007-11-27 Richard Guenther <rguenther@suse.de>
1080 * builtins.c (fold_builtin_1): Verify the argument types
1081 of BUILT_IN_ISNORMAL.
1082 (fold_builtin_n): Verify the number of arguments to variadic
1085 2007-11-27 Bernd Schmidt <bernd.schmidt@analog.com>
1087 * config/bfin/elf.h (SUBTARGET_DRIVER_SELF_SPECS): New macro.
1088 * doc/invoke.texi (Blackfin Options): Document the effects.
1090 2007-11-27 Ben Elliston <bje@au.ibm.com>
1092 * config/rs6000/sysv4.opt (m32): Add Negative(m64).
1093 (m64): Add Negative(m32).
1094 * config/rs6000/darwin.opt (m32): Add Negative(m64).
1095 (m64): Add Negative(m32).
1097 2007-11-26 Eric Botcazou <ebotcazou@adacore.com>
1099 * tree-ssa-propagate.c (set_rhs) <GIMPLE_MODIFY_STMT>: Fix typo.
1101 2007-11-26 Michael Meissner <michael.meissner@amd.com>
1104 * config/i386/i386.c (ix86_expand_movmem): If the copy size is a
1105 constant, avoid calling emit_cmp_and_jump_insns. Use counter_mode
1106 to get the mode for loading a pseudo register with a count rather
1107 than duplicating code.
1109 2007-11-25 Eric B. Weddington <eric.weddington@atmel.com>
1111 * config/avr/avr.c (avr_mcu_types): Add atmega1284p.
1112 * config/avr/avr.h (LINK_SPEC): Likewise.
1113 (CRT_BINUTILS_SPECS): Likewsie.
1114 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
1116 2007-11-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1118 * c-common.c (conversion_warning): Use get_unwidened instead of
1121 2007-11-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1124 * c-parser.c (struct c_parser): New bit in_if_block.
1125 (c_parser_compound_statement_nostart): Handle unexpected 'else'
1127 (c_parser_statement_after_labels): Set in_if_block to false while
1129 (c_parser_if_body): Don't call c_parser_statement_after_labels if
1130 a semicolon is found, just consume it. Don't call
1131 c_parser_statement_after_labels if an open brace is found, call
1132 c_parser_compound_statement instead.
1133 (c_parser_else_body): New.
1134 (c_parser_if_statement): Set in_if_block to true when parsing the
1135 body of the 'if' statement. Use c_parser_else_body.
1137 2007-11-26 Andreas Krebbel <krebbel1@de.ibm.com>
1140 * c-decl.c (store_parm_decls): Pass 'false' for the new
1141 allocate_struct_function parameter.
1142 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
1143 * tree-parloops.c (create_loop_fn): Likewise.
1144 * function.c (push_function_context_to, push_struct_function,
1145 init_function_start): Likewise.
1146 (allocate_struct_function): Add boolean parameter.
1147 * tree.h (allocate_struct_function): Add boolean parameter.
1148 * function.h (struct function): Move returns_struct and
1149 returns_pcc_struct to the end of the structure definiton.
1151 2007-11-26 Uros Bizjak <ubizjak@gmail.com>
1154 * config/i386/i386.md (truncdfsf2): Select SLOT_TEMP stack slot if
1155 virtual registers are already instantiated.
1156 (truncxf<mode>2): Ditto.
1157 (floatsi<mode>2): Ditto.
1158 (floatdisf2): Ditto.
1159 (floatdidf2): Ditto.
1161 2007-11-26 Rask Ingemann Lambertsen <rask@sygehus.dk>
1164 * config/fr30/fr30.c (fr30_move_double): Sanitize mem->reg case. Copy
1165 the address before it is clobbered.
1167 2007-11-26 Nick Clifton <nickc@redhat.com>
1169 * config/mn10300/mn10300.md: (call_internal): Remove mode on
1170 operand 0 in order to match UNPSEC'ed calls generated in PIC mode.
1171 (call_value_internal): Remove mode on operands 0 and 1 in order to
1172 match UNPSEC'ed calls generated in PIC mode.
1173 (GOTaddr2picreg): Use copy_rtx to prevent sharing an rtx between
1176 2007-11-26 Richard Guenther <rguenther@suse.de>
1179 * builtins.c (expand_builtin_pow): Use expand_expr to expand
1180 the result of build_call_expr.
1182 2007-11-26 Steven Bosscher <stevenb.gcc@gmail.com>
1183 Revital Eres <eres@il.ibm.com>
1186 * bb-reorder.c (insert_section_boundary_note): Clear
1187 BLOCK_FOR_INSN in NOTE_INSN_SWITCH_TEXT_SECTIONS.
1189 2007-11-26 Richard Sandiford <rsandifo@nildram.co.uk>
1191 * config/mips/elfoabi.h (DRIVER_SELF_SPECS): Add missing comma.
1193 2007-11-26 Alexandre Oliva <aoliva@redhat.com>
1195 * dwarf2asm.c (splay_tree_compare_strings): New function.
1196 (dw2_force_const_mem): Use it.
1198 2007-11-26 Alexandre Oliva <aoliva@redhat.com>
1200 * tree.c (type_hash_add): Don't violate strict aliasing rules.
1202 2007-11-26 Alexandre Oliva <aoliva@redhat.com>
1205 * c-typeck.c (tagged_types_tu_compatible_p): Enable exact
1206 matches between anonymous union fields.
1208 2007-11-26 Alexandre Oliva <aoliva@redhat.com>, Jan Hubicka <jh@suse.cz>
1210 * tree-ssa-live.c (remove_unused_scope_block_p): Drop
1211 declarations and blocks only after inlining. Check that
1212 non-empty blocks are not dropped.
1213 * tree-inline.c (expand_call_inline): Check that functions are
1214 not inlined too late.
1216 2007-11-26 Ben Elliston <bje@au.ibm.com>
1218 * unwind-dw2-fde.c: Fix comment typo.
1219 * unwind-generic.h: Likewise, fix comment typos.
1221 2007-11-25 Richard Sandiford <rsandifo@nildram.co.uk>
1223 * tree-sra.c (scalarize_use): Adjust the vpos argument to
1224 sra_explode_bitfield_assignment in cases where the type is
1225 wider than the bitfield.
1227 2007-11-25 Richard Guenther <rguenther@suse.de>
1229 * tree.h (struct tree_block): Move locus member next to flags.
1230 * c-decl.c (SCOPE_LIST_APPEND): Use BLOCK_CHAIN.
1231 (SCOPE_LIST_CONCAT): Likewise.
1232 (pop_scope): Likewise.
1233 * function.c (instantiate_decls_1): Likewise.
1234 (setjmp_vars_warning): Likewise.
1235 * emit-rtl.c (set_used_decls): Likewise.
1236 * tree-inline.c (add_lexical_block): Likewise.
1238 2007-11-24 Hans-Peter Nilsson <hp@axis.com>
1240 * rtlanal.c (label_is_jump_target_p): Return true for a matching
1242 * reorg.c (fill_slots_from_thread): Correct last change to use
1243 NULL_RTX, not NULL. Outside of REG_NOTES loop, increase and
1244 decrease LABEL_NUSES for JUMP_LABEL (trial), not XEXP (note, 0).
1245 * jump.c (mark_jump_label_1): Add comment for last change
1246 regarding JUMP_LABEL setting.
1247 * gcse.c (add_label_notes): Remove conditional that the label is
1248 mentioned in insn before adding regnote.
1249 * sched-rgn.c (is_cfg_nonregular): Don't return 1 for a
1250 single_set insn only feeding a label to a jump through a
1251 register that dies there.
1253 2007-11-23 Dirk Mueller <dmueller@suse.de>
1254 Richard Guenther <rguenther@suse.de>
1257 * tree-vrp.c (check_array_ref): Move check for valid location..
1258 (check_array_bounds) here. Use EXPR_HAS_LOCATION().
1260 2007-11-23 Hans-Peter Nilsson <hp@axis.com>
1262 * reload.c (find_reloads_address_1) <autoincdec cases>:
1263 Call REG_OK_FOR_CONTEXT with the autoincdec code, not outer_code.
1265 2007-11-23 Richard Guenther <rguenther@suse.de>
1266 Michael Matz <matz@suse.de>
1268 PR tree-optimization/34176
1269 * alloc-pool.h (empty_alloc_pool): Declare.
1270 * alloc-pool.c (empty_alloc_pool): New function.
1271 * tree-ssa-sccvn.c (vn_reference_lookup): Also lookup from the
1272 valid table if a lookup from the optimistic table failed.
1273 (vn_unary_op_lookup): Likewise.
1274 (vn_binary_op_lookup): Likewise.
1275 (vn_phi_lookup): Likewise.
1276 (process_scc): Clear optimistic tables before every iteration.
1278 2007-11-23 Richard Guenther <rguenther@suse.de>
1280 * tree-ssa-copy.c (may_propagate_copy): Remove redundant checks.
1281 (merge_alias_info): Do verification only if checking is
1282 enabled. Merge flow-sensitive alias information in simple cases.
1283 * tree-ssa-operands.c (get_addr_dereference_operands): Also
1284 complain about missing NMTs.
1286 2007-11-23 Jakub Jelinek <jakub@redhat.com>
1289 * c-common.c (conversion_warning): For INTEGER_TYPE to
1290 INTEGER_TYPE conversions call get_narrower on expr to avoid
1291 spurious warnings from binop shortening or when the implicit
1292 conversion can't change the value.
1294 2007-11-22 Joseph Myers <joseph@codesourcery.com>
1297 * c-decl.c (set_array_declarator_inner): Don't give error for
1298 static or type qualifiers in abstract declarator. Remove
1299 abstract_p parameter.
1300 * c-tree.h (set_array_declarator_inner): Update prototype.
1301 * c-parser.c (c_parser_direct_declarator_inner): Update call to
1302 set_array_declarator_inner.
1303 * doc/standards.texi: Update for C99 TC3.
1305 2007-11-22 Hans-Peter Nilsson <hp@bitrange.com>
1307 * config/mmix/mmix.c (mmix_encode_section_info): Remove duplicate
1308 line in my edit of the last change.
1310 2007-11-22 Jakub Jelinek <jakub@redhat.com>
1313 * config/arm/arm.c (arm_init_tls_builtins): Set TREE_NOTHROW
1314 and TREE_READONLY on the fn decl rather than passing a chain
1317 2007-11-22 Kaz Kojima <kkojima@gcc.gnu.org>
1319 * config/sh/sh.md (divsi_inv_m3): Handle zero dividend specially.
1321 2007-11-22 Uros Bizjak <ubizjak@gmail.com>
1323 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Change checking
1324 of ix86_arch and ix86_tune into a switch statement.
1325 (enum processor_type): Default PROCESSOR_I386 to 0.
1326 * config/i386/i386.c (ix86_decompose_address): Use TARGET_K6 instead
1327 of "ix86_tune == PROCESSOR_K6".
1328 (ia32_multipass_dfa_lookahead): Change checking of ix86_tune into
1331 2007-11-22 Tom Tromey <tromey@redhat.com>
1333 * config/mmix/mmix.c (mmix_encode_section_info): Use alloca to
1334 avoid writing into string allocated by ggc_alloc_string.
1336 2007-11-21 Kaz Kojima <kkojima@gcc.gnu.org>
1339 * config/sh/sh.md (binary_sf_op): Remove.
1340 (binary_sf_op0, binary_sf_op1): New define_insn_and_split.
1341 * config/sh/sh.c (sh_expand_binop_v2sf): Use gen_binary_sf_op0
1342 and gen_binary_sf_op1.
1344 2007-11-21 Hans-Peter Nilsson <hp@axis.com>
1346 * regclass.c (init_reg_autoinc): Fix typo preventing test of
1347 secondary output reload when setting forbidden_inc_dec_class.
1349 2007-11-21 Richard Guenther <rguenther@suse.de>
1351 PR tree-optimization/34148
1352 * tree-ssa-structalias.c (create_variable_info_for): Do not use
1353 field-sensitive PTA for single-element structures.
1354 * tree-ssa-alias.c (create_overlap_variables_for): Do not create
1355 SFTs for single-element structures.
1357 2007-11-20 Richard Guenther <rguenther@suse.de>
1360 * gimplify.c (gimplify_switch_expr): Use tree_int_cst_lt instead
1361 of the signed INT_CST_LT.
1362 * stmt.c (expand_case): Likewise.
1363 (estimate_case_costs): Likewise.
1365 2007-11-20 Rask Ingemann Lambertsen <rask@sygehus.dk>
1367 * read-rtl.c (fatal_expected_char): Print EOF as text rather that
1368 its binary representation.
1370 2007-11-20 Richard Guenther <rguenther@suse.de>
1372 * tree-ssa-operands.c (add_virtual_operand): Consistently prune
1375 2007-11-20 Thiemo Seufer <ths@mips.com>
1377 * config/mips/mips.c (mips_file_start): Add support for
1378 flagging 32-bit code with -mfp64 floating-point.
1380 2007-11-20 Jakub Jelinek <jakub@redhat.com>
1383 * c-gimplify.c (optimize_compound_literals_in_ctor): New function.
1384 (c_gimplify_expr): Use it.
1386 2007-11-20 Ben Elliston <bje@au.ibm.com>
1388 * config/spu/spu_mfcio.h: Fix typo.
1390 2007-11-20 Ben Elliston <bje@au.ibm.com>
1392 * unwind.inc: Comment that unwind-sjlj.c includes this file.
1394 2007-11-20 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1395 Ben Elliston <bje@au.ibm.com>
1397 * config/spu/mfc_tag_release.c: New file.
1398 * config/spu/mfc_multi_tag_release.c: Likewise.
1399 * config/spu/mfc_multi_tag_reserve.c: Likewise.
1400 * config/spu/mfc_tag_release.c: Likewise.
1401 * config/spu/mfc_tag_reserve.c: Likewise.
1402 * config/spu/mfc_tag_table.c: Likewise.
1403 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Compile them.
1404 (TARGET_LIBGCC2_CFLAGS): Define __IN_LIBGCC2.
1405 * config/spu/spu_mfcio.h: Avoid <stdint.h>.
1406 (uint64_t): Typedef if __IN_LIBGCC2 is defined.
1407 (MFC_TAG_INVALID, MFC_TAG_VALID): New macros.
1408 (mfc_tag_reserve, mfc_tag_release, mfc_multi_tag_reserve,
1409 mfc_multi_tag_release): Likewise.
1410 (__mfc_tag_reserve, __mfc_tag_release, __mfc_multi_tag_reserve,
1411 __mfc_multi_tag_release): Declare.
1413 2007-11-19 Jason Merrill <jason@redhat.com>
1415 PR debug/28834, debug/29436, c/32326
1416 * tree.c (build_type_attribute_qual_variant): Refuse to make
1417 a distinct copy of a struct/enum type. Use build_distinct_type_copy.
1418 * doc/extend.texi (Type Attributes): Don't encourage people to add
1419 attributes to struct/enum types in a typedef. Fix
1420 transparent_union example.
1422 * tree-inline.c (remap_type_1): Remove code that's redundant with
1424 (build_duplicate_type): Set id.copy_decl.
1425 * c-common.c (handle_transparent_union_attribute): Simplify logic.
1427 2007-11-19 Peter Bergner <bergner@vnet.ibm.com>
1429 * config/rs6000/rs6000.c (invalid_e500_subreg,
1430 rs6000_legitimate_offset_address_p, legitimate_lo_sum_address_p,
1431 rs6000_legitimize_address, rs6000_legitimize_reload_address,
1432 rs6000_legitimate_address, function_arg_advance,
1433 spe_build_register_parallel, rs6000_spe_function_arg,
1434 rs6000_split_multireg_move, spe_func_has_64bit_regs_p,
1435 emit_frame_save, gen_frame_mem_offset, rs6000_function_value,
1436 rs6000_libcall_value, rs6000_dwarf_register_span): Handle DDmode and
1437 TDmode similarly to DFmode and TFmode.
1438 * config/rs6000/rs6000.h (LOCAL_ALIGNMENT, MEMBER_TYPE_FORCES_BLK,
1439 DATA_ALIGNMENT, CLASS_MAX_NREGS, CANNOT_CHANGE_MODE_CLASS): Likewise.
1441 2007-11-19 Eric Botcazou <ebotcazou@adacore.com>
1443 * stor-layout.c (lang_adjust_rli): Delete.
1444 (set_lang_adjust_rli): Likewise.
1445 (layout_type): Do not call lang_adjust_rli hook.
1446 * tree.h (set_lang_adjust_rli): Delete.
1448 2007-11-19 Bernd Schmidt <bernd.schmidt@analog.com>
1450 * config/bfin/bfin.c (must_save_p): New function, mostly broken out of
1451 n_dregs_to_save and n_pregs_to_save.
1452 (n_pregs_to_save, n_dregs_to_save): Use it. New argument CONSECUTIVE;
1453 all callers changed.
1454 (expand_prologue_reg_save, expand_epilogue_reg_restore): Enhance to be
1455 able to save single D/P registers that aren't saved by the push/pop
1458 2007-11-19 Richard Guenther <rguenther@suse.de>
1460 PR tree-optimization/34099
1461 * tree-ssa-ccp.c (likely_value): Exclude all but PLUS_EXPR,
1462 MINUS_EXPR and POINTER_PLUS_EXPR from handling as UNDEFINED
1463 if only one operand is undefined.
1465 2007-11-19 Eric Botcazou <ebotcazou@libertysurf.fr>
1467 PR tree-optimization/34036
1468 * opts.c (set_fast_math_flags): Do not set flags in common
1469 with set_unsafe_math_optimizations_flags, invoke it directly.
1470 (set_unsafe_math_optimizations_flags): Unset flag_trapping_math
1471 and flag_signed_zeros.
1472 * toplev.c (process_options): Force flag_associative_math to 0 and
1473 warn, if it is set and either flag_trapping_math or flag_signed_zeros
1475 * doc/invoke.texi (Optimize Options): Document the new behavior
1476 of -funsafe-math-optimizations, that -fassociative-math requires
1477 both -fno-signed-zeros and -fno-trapping-math and make it clear
1478 that -fno-trapping-math requires -fno-signaling-nans. Refactor
1479 documentation of -ffast-math.
1481 2007-11-18 Jakub Jelinek <jakub@redhat.com>
1483 PR rtl-optimization/34132
1484 * gcse.c (try_replace_reg): Avoid rtx sharing between REG_EQUAL note
1488 * optabs.h (optab_table): Change type to struct optab from optab.
1489 (convert_optab_table): Similarly.
1490 Adjust all _optab macros to expand to addresses of optab_table
1491 resp. convert_optab_table elements rather than the values of the
1493 * optabs.c (optab_table): Change typype to struct optab from optab.
1494 If compiled by recent GCC, initialize all the insn_code fields in
1495 the array using designated range initializers.
1496 (convert_optab_table): Similarly.
1497 (convert_optab_libfunc, optab_libfunc, set_optab_libfunc,
1498 set_conv_libfunc): Into libfunc_entry's optab field store index within
1499 optab_table resp. convert_optab_table array instead of difference
1500 between two separately malloced addresses.
1501 (new_optab): Add op argument, don't return anything. Initialize
1502 just the insn_code field in handlers array and only when needed.
1503 (init_optab, init_optabv): Add op argument, don't return anything.
1504 Adjust new_optab caller.
1505 (new_convert_optab): Removed.
1506 (init_convert_optab): Add op argument, don't return anything, don't
1507 call new_convert_optab. If needed, initialize insn_code field in
1509 (init_optabs): Adjust init_optab, init_optabv and init_convert_optab
1511 (debug_optab_libfuncs): Adjust uses of optab_table and
1512 convert_optab_table arrays.
1514 2007-11-18 Richard Guenther <rguenther@suse.de>
1516 PR tree-optimization/34127
1517 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
1518 Make code match up the comments, require compatibility of the
1521 2007-11-17 Richard Guenther <rguenther@suse.de>
1524 * fold-const.c (extract_muldiv_1): Do not move negative
1525 constants inside ABS_EXPR.
1527 2007-11-16 Ian Lance Taylor <iant@google.com>
1529 * collect2.c (dump_file): If a demangled symbol is followed by a
1530 space, make sure we output at least one space.
1532 2007-11-16 Richard Guenther <rguenther@suse.de>
1535 * fold-const.c (fold_binary): Use correct types for folding
1536 1 << X & Y to Y >> X & 1.
1538 2007-11-16 Richard Guenther <rguenther@suse.de>
1540 PR tree-optimization/33870
1541 * tree.h (struct tree_memory_tag): Add base_for_components flag.
1542 (struct tree_struct_field_tag): Remove nesting_level field.
1543 (SFT_NESTING_LEVEL): Remove.
1544 (SFT_BASE_FOR_COMPONENTS_P): Add.
1545 * tree-flow.h (struct fieldoff): Remove nesting_level field. Add
1546 base_for_components flag.
1547 (push_fields_onto_fieldstack): Remove nesting_level parameter.
1548 * tree-ssa-alias.c (create_sft): Likewise. Add base_for_components
1550 (create_overlap_variables_for): Deal with it.
1551 * tree-dfa.c (dump_subvars_for): Likewise.
1552 (dump_variable): Likewise.
1553 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Likewise.
1554 Set base_for_components for first elements of sub-structures.
1555 (create_variable_info_for): Handle base_for_components.
1556 (set_uids_in_ptset): Always set SFT_UNPARTITIONABLE_P for
1557 pointed-to SFTs if SFT_BASE_FOR_COMPONENTS_P is set.
1558 * tree-ssa-operands.c (ref_nesting_level): Remove.
1559 (add_vars_for_offset): Remove full_ref parameter, always add
1560 the offset of the pointed-to SFT.
1561 (add_virtual_operand): Adjust for changed signature of
1562 add_vars_for_offset.
1564 2007-11-16 Sa Liu <saliu@de.ibm.com>
1566 * config/spu/spu.md (floatunssidf2, floatunsdidf2): Inlined
1567 floatunssidf2 and floatunsdidf2.
1569 2007-11-16 Richard Guenther <rguenther@suse.de>
1571 PR tree-optimization/34113
1572 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
1573 Use correct conversion direction for checking type compatibility.
1575 2007-11-16 Richard Guenther <rguenther@suse.de>
1577 PR tree-optimization/34099
1578 * tree-ssa-ccp.c (likely_value): Use a whitelist for operators
1579 that produce UNDEFINED result if at least one of its operands
1580 is UNDEFINED. By default the result is only UNDEFINED if all
1581 operands are UNDEFINED.
1583 2007-11-16 Jakub Jelinek <jakub@redhat.com>
1586 * gcc.c (init_spec): Don't initialize asm_debug here...
1587 (main): ... but here.
1589 2007-11-07 Tom Tromey <tromey@redhat.com>
1591 * tree-ssa-structalias.c (ipa_pta_execute): Rename 'cfun' to 'func'.
1592 * tree-parloops.c (create_loop_fn): Use set_cfun.
1593 * gengtype.c (open_base_files): Emit #undef cfun.
1594 * ipa-struct-reorg.c (do_reorg_1): Use set_cfun.
1595 * function.h (cfun): New define.
1596 * function.c: Undefine cfun.
1598 2007-11-07 Eric B. Weddington <eweddington@cso.atmel.com>
1600 * config/avr/avr.c (avr_mcu_types): Add attiny88.
1601 * config/avr/avr.h (LINK_SPEC): Likewise.
1602 (CRT_BINUTILS_SPECS): Likewsie.
1603 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
1605 2007-11-15 Jakub Jelinek <jakub@redhat.com>
1608 * tree-ssa-ccp.c (optimize_stack_restore): New function.
1609 (execute_fold_all_builtins): Call optimize_stack_restore for
1610 BUILT_IN_STACK_RESTORE.
1612 2007-11-15 Paolo Bonzini <bonzini@gnu.org>
1614 * fwprop.c (try_fwprop_subst): Skip profitability check for forward
1615 propagation into an address; that's done in should_replace_address.
1617 2007-11-15 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1619 * config/spu/spu-protos.h (legitimate_const): Remove prototype.
1620 * config/spu/spu.c (legitimate_const): Remove.
1621 (classify_immediate): Inline call to legitimate_const.
1622 (spu_legitimate_address): Likewise. Allow SYMBOL_REF + CONST_INT
1623 for any constant, not just -512 .. 511.
1625 2007-11-15 Sa Liu <saliu@de.ibm.com>
1627 * config/spu/spu.c (spu_emit_branch_or_set): Remove PROCESSOR_CELL
1628 condition from HONOR_NANS test.
1629 * config/spu/spu.md (ceq_df): Always generate comparison code
1630 inline, including checks for NaNs and infinities.
1632 (cgt_v2df): Likewise.
1633 (cmpdf): Make this expander unconditional.
1635 2007-11-15 Richard Guenther <rguenther@suse.de>
1637 * tree-ssa-alias.c (create_overlap_variables_for): Make sure
1638 to only create SFTs if we also create variable infos for PTA.
1639 * tree-ssa-structalias.c (set_uids_in_ptset): Add all overlapping SFTs.
1641 2007-11-15 Richard Guenther <rguenther@suse.de>
1643 * tree-ssa-structalias.c (set_uids_in_ptset): Use the pointed-to
1644 type for TBAA pruning.
1645 (find_what_p_points_to): Call set_uids_in_ptset with the original
1646 pointer, not the decl of the solution we collapsed to.
1648 2007-11-14 David Daney <ddaney@avtrex.com>
1650 * config/mips/linux-unwind.h (mips_fallback_frame_state): Use CFA
1653 2007-11-14 Eric Botcazou <ebotcazou@libertysurf.fr>
1656 * config/ia64/ia64.h (CANNOT_CHANGE_MODE_CLASS): Forbid mode changes
1657 for registers in BR_REGS class.
1659 2007-11-14 Jakub Jelinek <jakub@redhat.com>
1662 * tree-ssa.c (delete_tree_ssa): Don't call fini_ssa_operands if
1663 init_ssa_operands has not been called for cfun.
1665 2007-11-14 Eric Botcazou <ebotcazou@libertysurf.fr>
1667 PR tree-optimization/34046
1668 * cfg.c (update_bb_profile_for_threading): Avoid the division for the
1669 scaling if the old probability is greater than the new base.
1671 2007-11-14 Sebastian Pop <sebastian.pop@amd.com>
1673 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Remove
1674 unused edges after loop duplication.
1676 2007-11-14 Uros Bizjak <ubizjak@gmail.com>
1678 * config/i386/i386.h (TARGET_CPU_DEFAULT_*): Substitute with ...
1679 (enum target_cpu_default): ... this enum.
1680 (TARGET_CPU_DEFAULT_NAMES): Remove macro. Move initializer to ...
1681 * config/i386/i386.c (override_options): ... here.
1682 * config/i386/i386-interix.h (TARGET_CPU_DEFAULT): Use
1683 TARGET_CPU_DEFAULT_i486.
1685 2007-11-14 Rask Ingemann Lambertsen <rask@sygehus.dk>
1687 * global.c (rest_of_handle_global_alloc): Fix comment typos.
1688 * config/sh/sh.c (sh_rtx_costs): Likewise.
1689 * ChangeLog: Likewise.
1691 2007-11-13 Sebastian Pop <sebastian.pop@amd.com>
1693 * tree-chrec.h (build_polynomial_chrec): RHS of a chrec
1694 should not be of pointer type.
1696 2007-11-13 Michael Meissner <michael.meissner@amd.com>
1698 * config/i386/i386.c (ix86_sse5_valid_op_p): Put type on separate line.
1700 2007-11-13 Sterling Augustine <sterling@tensilica.com>
1701 Bob Wilson <bob.wilson@acm.org>
1703 * config/xtensa/unwind-dw2-xtensa.c: New.
1704 * config/xtensa/unwind-dw2-xtensa.h: New.
1705 * config/xtensa/xtensa.h (MUST_USE_SJLJ_EXCEPTIONS): Remove.
1706 (DWARF2_UNWIND_INFO): Remove.
1707 (DWARF_FRAME_REGISTERS): Define.
1708 (EH_RETURN_DATA_REGNO): Define.
1709 * config/xtensa/xtensa.md (UNSPECV_EH_RETURN): Define.
1711 * config/xtensa/t-xtensa (LIB2ADDEH): Define.
1713 2007-11-13 Jakub Jelinek <jakub@redhat.com>
1715 * doc/invoke.texi: Fix description of -fsched-stalled-insns=0,
1716 -fsched-stalled-insns.
1718 PR tree-optimization/34063
1719 * tree-chrec.c (chrec_evaluate): Put CHREC_LEFT based argument
1720 as first chrec_fold_plus operand rather than second.
1722 2007-11-13 Diego Novillo <dnovillo@google.com>
1724 PR tree-optimization/33870
1725 * tree.h (strcut tree_memory_tag): Add field unpartitionable.
1726 Remove field in_nested_struct.
1727 (struct tree_struct_field_tag): Add field nesting_level.
1728 (sft_in_nested_struct): Remove.
1729 (sft_nesting_level): Define.
1730 (sft_unpartitionable_p): Define.
1731 * tree-ssa-alias.c (mem_sym_score): If mp->var is not
1732 partitionable, return long_max.
1733 (compute_memory_partitions): Do not partition sfts marked
1735 (create_sft): Add argument nesting_level. Set
1736 sft_nesting_level with it. Update all users.
1737 (create_overlap_variables_for): Show nesting level.
1738 * tree-dfa.c (dump_subvars_for): Likewise.
1739 (dump_variable): Likewise. Show whether the sft is
1740 partitionable or not.
1741 * tree-flow.h (struct fieldoff): Remove field in_nested_struct.
1742 Add field nesting_level.
1743 * tree-ssa-structalias.c (struct variable_info): Remove
1744 field in_nested_struct.
1745 (push_fields_onto_fieldstack): Add argument nesting_level.
1746 Update all users. Update documentation. Update pair->nesting_level
1747 with nesting_level. Make recursive calls with nesting_level + 1.
1748 (set_uids_in_ptset): If an sft is added to the points-to set,
1749 mark it as unpartitionable.
1750 * tree-ssa-operands.c (ref_nesting_level): New.
1751 (add_vars_for_offset): Call it. Add argument full_ref. Update
1752 callers. If var is inside a nested structure and the nesting level
1753 of full_ref is lower than the nesting level of var,
1754 adjust offset by the offset of var.
1756 2007-11-13 Victor Kaplansky <victork@il.ibm.com>
1758 PR tree-optimization/32582
1759 * Makefile.in (CRTSTUFF_CFLAGS): Add -fno-tree-vectorize
1761 2007-11-12 Danny Smith <dannysmith@users.sourceforge.net>
1763 * doc/extend.texi (dllimport): Document that pointers to dllimport'd
1764 functions can be used as constant.
1766 2007-11-12 Eric Botcazou <ebotcazou@libertysurf.fr>
1768 PR rtl-optimization/34035
1769 * cse.c (cse_cfg_altered): New global variable.
1770 (cse_jumps_altered): Make boolean.
1771 (recorded_label_ref): Likewise.
1772 (cse_insn): Adjust for above changes.
1773 (cse_extended_basic_block): Likewise. Set cse_cfg_altered
1774 if dead edges have been purged.
1775 (cse_main): Change return value specification and adjust code.
1776 (rest_of_handle_cse): Adjust for above change.
1777 (rest_of_handle_cse2): Likewise.
1778 * gcse.c (rest_of_handle_gcse): Likewise.
1780 2007-11-12 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
1781 Michael Meissner <michael.meissner@amd.com>
1783 * config/i386/i386.md (sse5_setcc<mode>): Use <ssemodefsuffix> to
1784 get the appropriate suffix for the coms* instruction.
1785 (sse5_pcmov_<mode>): Restrict operands of pcmov
1786 for scalar case to be only xmm registers and not memory.
1788 * config/i386/sse.md (sse5_pcmov_<mode>): Correct the operand
1789 constraints to follow the mnemonics for the pcmov instruction
1791 2007-11-12 Richard Sandiford <rsandifo@nildram.co.uk>
1794 * config/mips/mips.c (mips_return_fpr_single): New function.
1795 (mips_function_value): Use it when returning single-field
1797 (mips_expand_call): Handle the PARALLELs created by
1798 mips_return_fpr_single.
1800 2007-11-12 Richard Guenther <rguenther@suse.de>
1803 * fold-const.c (fold_binary): If testing for non-negative
1804 operands with tree_expr_nonnegative_warnv_p make sure to
1805 use op0 which has all (sign) conversions retained.
1807 2007-11-12 Richard Guenther <rguenther@suse.de>
1810 * fold-const.c (fold_binary): Fold n - (n / m) * m to n % m.
1811 (fold_binary): Fold unsinged FLOOR_DIV_EXPR to TRUNC_DIV_EXPR.
1813 2007-11-12 Ira Rosen <irar@il.ibm.com>
1815 PR tree-optimization/33953
1816 * tree-vect-transform.c (vectorizable_operation): In case of SLP,
1817 allocate vec_oprnds1 according to the number of created vector
1818 statements. In case of shift with scalar argument, store scalar
1819 operand for every vector statement to be created for the SLP node.
1822 2007-11-10 Steven Bosscher <stevenb.gcc@gmail.com>
1824 * gcse.c (CUID_INSN): Remove.
1826 (alloc_gcse_mem): Don't allocate cuid_insn.
1827 (free_gcse_mem): Don't free cuid_insn.
1829 2007-11-10 Jakub Jelinek <jakub@redhat.com>
1832 * gimplify.c (goa_lhs_expr_p): Inside INDIRECT_REF handle unshared
1836 * tree-inline.h (copy_body_data): Add regimplify field.
1837 * tree-inline.c (copy_body_r): Set id->regimplify to true
1838 if an TREE_INVARIANT ADDR_EXPR is no longer invariant after
1840 (copy_bb): Clear id->regimplify before walk_tree, if it is
1841 set afterwards, regimplify the whole statement.
1843 PR tree-optimization/33680
1844 * tree-data-ref.c (split_constant_offset) <case ADDR_EXPR>: Punt
1845 if the added cast involves variable length types.
1847 2007-11-09 Alexander Monakov <amonakov@ispras.ru>
1848 Maxim Kuvyrkov <maxim@codesourcery.com>
1850 * sched-deps.c (sched_analyze_insn): Use MOVE_BARRIER
1851 instead of TRUE_BARRIER for jumps. Add register dependencies
1852 even when reg_pending_barrier is set.
1854 2007-11-09 Alexander Monakov <amonakov@ispras.ru>
1856 * haifa-sched.c (haifa_classify_insn): Rename to ...
1857 (haifa_classify_rtx): ... this. Improve handling of COND_EXECs,
1858 handle PARALLELs by recursing. Use it ...
1859 (haifa_classify_insn): ... here. Reimplement.
1861 2007-11-09 Richard Guenther <rguenther@suse.de>
1863 * bitmap.h (bitmap_single_bit_set_p): Declare.
1864 * bitmap.c (bitmap_single_bit_set_p): New function.
1865 * tree-ssa-alias.c (add_may_alias_for_new_tag): Use it.
1866 (maybe_create_global_var): Use bitmap_empty_p.
1868 2007-11-09 Paolo Bonzini <bonzini@gnu.org>
1869 Jakub Jelinek <jakub@redhat.com>
1871 PR rtl-optimization/34012
1872 * fwprop.c (try_fwprop_subst): Do not replace if the new
1873 SET_SRC has a higher cost than the old one.
1875 2007-11-09 Eric Botcazou <ebotcazou@libertysurf.fr>
1877 PR rtl-optimization/33732
1878 * reload.c (push_reload): Check that the REG_DEAD note was referring
1879 to a hardreg or to a pseudo that has been assigned exactly one hardreg
1880 before considering it in order to select the reload register.
1881 (combine_reloads): Likewise.
1882 (find_dummy_reload): Likewise.
1884 2007-11-09 Richard Guenther <rguenther@suse.de>
1886 * tree-flow.h (struct ptr_info_def): Make escape_mask a ENUM_BITFIELD.
1887 (struct ptr_info_def): Likewise.
1888 (enum escape_type): Also use bit zero.
1890 2007-11-09 Richard Guenther <rguenther@suse.de>
1892 PR tree-optimization/33604
1893 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
1894 Disregard changes in CV qualifiers of pointed to types for
1895 forward propagating ADDR_EXPRs.
1896 * tree-ssa-ccp.c (fold_stmt_r): Preserve volatileness of the original
1899 2007-11-09 Richard Sandiford <rsandifo@nildram.co.uk>
1901 * dse.c (find_shift_sequence): Always choose an integer mode for
1903 (replace_read): Require both the read and store mode to be
1904 integer ones. Remove a then-redundant FLOAT_P check.
1906 2007-11-08 Richard Guenther <rguenther@suse.de>
1908 * tree-dfa.c (remove_referenced_var): If removing a
1909 variable which has subvars, also remove those from
1910 the referenced vars. Do not create a variable annotation.
1912 2007-11-08 Bob Wilson <bob.wilson@acm.org>
1914 * config/xtensa/xtensa.c (xtensa_expand_prologue): Remove first
1915 argument for gen_entry calls.
1916 * config/xtensa/xtensa.md: Add new "entry" value to "type" attribute.
1917 (entry): Use the new attribute value. Remove unused first operand.
1919 2007-11-08 Tom Tromey <tromey@redhat.com>
1921 * c-parser.c (c_parser_translation_unit): Use location in error.
1922 (c_parser_external_declaration): Likewise.
1923 (c_parser_declaration_or_fndef): Likewise.
1924 (c_parser_enum_specifier): Likewise.
1925 (c_parser_struct_or_union_specifier): Likewise.
1926 (c_parser_struct_declaration): Likewise.
1927 (c_parser_typeof_specifier): Likewise.
1928 (c_parser_parms_list_declarator): Likewise.
1929 (c_parser_asm_string_literal): Likewise.
1930 (c_parser_braced_init): Likewise.
1931 (c_parser_initelt): Likewise.
1932 (c_parser_compound_statement_nostart): Likewise.
1933 (c_parser_statement_after_labels): Likewise.
1934 (c_parser_do_statement): Likewise.
1935 (c_parser_asm_statement): Likewise.
1936 (c_parser_conditional_expression): Likewise.
1937 (c_parser_unary_expression): Likewise.
1938 (c_parser_sizeof_expression): Likewise.
1939 (c_parser_postfix_expression): Likewise.
1940 (c_parser_postfix_expression_after_paren_type): Likewise.
1941 (c_parser_objc_class_instance_variables): Likewise.
1942 (c_parser_objc_method_definition): Likewise.
1943 (c_parser_objc_methodprotolist): Likewise.
1944 (c_parser_pragma): Likewise.
1945 (c_parser_omp_clause_num_threads): Likewise.
1946 (c_parser_omp_clause_schedule): Likewise.
1947 (c_parser_omp_all_clauses): Likewise.
1948 (c_parser_omp_sections_scope): Likewise.
1949 (c_parser_label): Use location of label, not colon.
1951 2007-11-08 Danny Smith <dannysmith@users.sourceforge.net>
1954 * config/i386/cygming.h (BIGGEST_FIELD_ALIGNMENT): Define only if
1957 2007-11-07 Kenneth Zadeck <zadeck@naturalbridge.com>
1960 * ipa-pure-const.c (static_execute): Added code to keep recursive
1961 functions from being marked as pure or const.
1962 * ipa-utils.c (searchc): Fixed comment.
1964 2007-11-08 Tom Tromey <tromey@redhat.com>
1966 * common.opt (fshow-column): Default to 0.
1967 * configure: Rebuilt.
1968 * configure.ac (--enable-mapped-location): Default to 'yes'.
1970 2007-11-07 Kenneth Zadeck <zadeck@naturalbridge.com>
1972 * common.opt: Add pointer to doc/options.texi.
1973 * doc/invoke.texi (-fdse, -fdce, -fauto-inc-dec, -fipa-pure-const,
1974 -fipa-reference): Add or correct doc. Sorted options list for -Os
1977 2007-11-07 Bernhard Fischer <aldot@gcc.gnu.org>
1980 * config.gcc: For arm*b-* define TARGET_BIG_ENDIAN_DEFAULT.
1981 * config/arm/linux-elf.h (TARGET_ENDIAN_DEFAULT): Define based on
1982 TARGET_BIG_ENDIAN_DEFAULT. Use for MULTILIB_DEFAULTS.
1983 (TARGET_DEFAULT): Set according to TARGET_ENDIAN_DEFAULT.
1984 (LINUX_TARGET_LINK_SPEC): Pass -mlittle-endian on to the assembler.
1985 * config/arm/linux-eabi.h (TARGET_LINKER_EMULATION): Set according
1986 to TARGET_BIG_ENDIAN_DEFAULT.
1987 (SUBTARGET_EXTRA_LINK_SPEC): Likewise.
1988 * config/arm/bpabi.h (TARGET_DEFAULT_MASK): Set according
1989 to TARGET_BIG_ENDIAN_DEFAULT.
1991 2007-11-07 Diego Novillo <dnovillo@google.com>
1993 * tree.h (struct tree_struct_field_tag): Move field
1994 in_nested_struct ...
1995 (struct tree_memory_tag): ... here.
1997 2007-11-07 Diego Novillo <dnovillo@google.com>
2000 * tree.h (struct tree_struct_field_tag): Add field in_nested_struct.
2001 (SFT_IN_NESTED_STRUCT): Define.
2002 * tree-dfa.c (dump_subvars_for): Show offset of each sub-var.
2003 * tree-flow.h (struct fieldoff): Add field in_nested_struct.
2004 * tree-ssa-structalias.c (struct variable_info): Likewise.
2005 (push_fields_onto_fieldstack): If OFFSET is positive,
2006 set in_nested_struct.
2007 (create_variable_info_for): Copy setting of
2008 in_nested_struct from the field offset object.
2009 (set_uids_in_ptset): Set SFT_IN_NESTED_STRUCT from the
2010 variable info object.
2011 * tree-ssa-operands.c (add_vars_for_offset): If VAR
2012 belongs to a nested structure, adjust OFFSET by SFT_OFFSET(VAR).
2014 2007-11-07 Eric Botcazou <ebotcazou@libertysurf.fr>
2016 PR rtl-optimization/33737
2017 * cfgcleanup.c (try_crossjump_to_edge): Add count and frequency of
2018 target block after computing the probabilities of outgoing edges.
2019 Cap the frequency to BB_FREQ_MAX.
2020 * tree-ssa-threadupdate.c (redirect_edges): Also adjust count and
2021 frequency of the basic block if it has been reused.
2023 2007-11-07 Eric Botcazou <ebotcazou@libertysurf.fr>
2025 PR rtl-optimization/33822
2026 * rtl.h (REG_OFFSET): Fix comment.
2027 * var-tracking.c (INT_MEM_OFFSET): New macro.
2028 (var_mem_set): Use it.
2029 (var_mem_delete_and_set): Likewise.
2030 (var_mem_delete): Likewise.
2031 (same_variable_part_p): Likewise.
2032 (vt_get_decl_and_offset): Likewise.
2033 (offset_valid_for_tracked_p): New predicate.
2034 (count_uses): Do not track locations with invalid offsets.
2035 (add_uses): Likewise.
2036 (add_stores): Likewise.
2038 2007-11-07 Tom Tromey <tromey@redhat.com>
2040 * Makefile.in (tree-ssa-structalias.o): Depend on $(FUNCTION_H)
2041 (BASIC_BLOCK_H): Add vec.h, $(FUNCTION_H).
2043 2007-11-07 Dmitry Zhurikhin <zhur@ispras.ru>
2044 Andrey Belevantsev <abel@ispras.ru>
2046 * modulo-sched.c (sms_order_nodes, permute_partial_schedule,
2047 generate_prolog_epilog, duplicate_insns_of_cycles): Fix prototypes.
2048 (calculate_order_params, sms_order_nodes): New parameter pmax_asap.
2049 Save calculated max_asap in it.
2050 (sms_schedule): Calculate maxii using max_asap.
2052 2007-11-07 Andreas Krebbel <krebbel1@de.ibm.com>
2054 * doc/invoke.texi: Replace rs6000 dfp switches -mdfp/-mno-dfp
2055 with -mhard-dfp/-mno-hard-dfp.
2057 2007-11-07 Maxim Kuvyrkov <maxim@codesourcery.com>
2058 Jakub Jelinek <jakub@redhat.com>
2061 * haifa-sched.c (check_sched_flags): Remove.
2062 (sched_init): Don't call it.
2064 2007-11-06 Diego Novillo <dnovillo@google.com>
2066 * tree-flow.h (struct fieldoff): Reformat comment. Document fields.
2067 * tree-ssa-operands.c: Tidy top-level comments.
2068 (add_vop): Likewise.
2069 (add_vars_for_offset): Tidy parameter formatting..
2070 (get_addr_dereference_operands): Likewise.
2071 (get_indirect_ref_operands): Likewise.
2072 (get_expr_operands) <OMP_ATOMIC_LOAD>: Reformat.
2073 <OMP_ATOMIC_STORE>: Likewise.
2075 2007-11-06 Rask Ingemann Lambertsen <rask@sygehus.dk>
2078 * config/i386/driver-i386.c: Test for __GNUC__ instead of
2079 GCC_VERSION which is always defined.
2081 2007-11-06 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2084 * reload1.c (find_reloads): Also check in_reg when handling a
2085 simple move with an input reload and a destination of a hard register.
2087 2007-11-06 Maxim Kuvyrkov <maxim@codesourcery.com>
2089 * config/m68k/m68k.c (sched-int.h, insn-codes.h): New includes.
2090 (TARGET_SCHED_ADJUST_COST, TARGET_SCHED_VARIABLE_ISSUE,
2091 TARGET_SCHED_INIT_GLOBAL, TARGET_SCHED_FINISH_GLOBAL,
2092 TARGET_SCHED_INIT, TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE,
2093 TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Redefine.
2094 (m68k_sched_attr_type2): New function.
2095 (sched_adjust_cost_state): New static variable.
2096 (m68k_sched_adjust_cost): New static function implementing
2098 (sched_ib_size, sched_ib_filled, sched_ib_insn, sched_mem_unit_code):
2099 New static variables.
2100 (m68k_sched_variable_issue): New static function implementing
2102 (sched_dump_class_def, sched_dump_class_func_t): New typedefs.
2103 (sched_dump_split_class): New static function.
2104 (sched_dump_dfa_guess_unit_code, sched_dump_dfa_state): New static
2106 (sched_dump_dfa_class, m68k_sched_dump): New static function.
2107 (m68k_sched_md_init_global, m68k_sched_md_finish_global,
2108 m68k_sched_md_init, m68k_sched_dfa_pre_advance_cycle,
2109 m68k_sched_dfa_post_advance_cycle): New static functions implementing
2112 * config/m68k/m68k.h (m68k_sched_attr_type2): Declare.
2113 (CPU_UNITS_QUERY): Define.
2115 * config/m68k/cf.md: New file.
2116 * config/m68k/m68.md (cf.md): New include.
2118 2007-11-06 Tom Tromey <tromey@redhat.com>
2120 PR c++/32256, PR c++/32368:
2121 * function.c (saved_in_system_header): New global.
2122 (push_cfun): Save in_system_header.
2123 (pop_cfun): Restore in_system_header.
2124 (push_struct_function): Save in_system_header.
2126 2007-11-06 Douglas Gregor <doug.gregor@gmail.com>
2130 * c-common.c (c_build_qualified_type): Moved to c-typeck.c.
2131 (complete_array_type): Set canonical type appropriately.
2132 * c-typeck.c (c_build_qualified_type): Moved from c-common.c. The
2133 C and C++ front ends now have different versions of this function,
2134 because the C++ version needs to maintain canonical types here.
2136 2007-11-04 Razya Ladelsky <razya@il.ibm.com>
2138 * tree-parloops.c (reduction_info): Remove reduction_init field.
2139 (initialize_reductions): Remove creation of the reduction_init variable.
2140 (struct data_arg): Remove.
2141 (add_field_for_reduction, create_stores_for_reduction): New functions.
2142 (add_field_for_name): Remove reduction handling.
2143 (separate_decls_in_loop): Call add_field_for_reduction,
2144 create_stores_for_reduction.
2146 2007-11-06 Jakub Jelinek <jakub@redhat.com>
2148 PR tree-optimization/33458
2149 * tree-inline.c (copy_phis_for_bb): If PHI arg substitution creates
2150 !is_gimple_val PHI argument, gimplify it and insert it on edge.
2152 PR tree-optimization/33993
2153 * tree-vect-transform.c (vect_get_constant_vectors): Use build_vector
2154 rather than build_constructor_from_list if all list values are
2156 (get_initial_def_for_induction): Use build_vector instead of
2157 build_constructor_from_list.
2159 2007-11-05 Mark Mitchell <mark@codesourcery.com>
2162 * tree.h (DECL_INIT_PRIORITY): Do not require DECL_HAS_INIT_PRIORITY_P.
2163 (DECL_FINI_PRIORITY): Likewise.
2164 * tree.c (decl_init_priority_lookup): Remove assert.
2165 (decl_fini_priority_insert): Likewise.
2166 * cgraphunit.c (static_ctors): Make it a VEC.
2167 (static_dtors): Likewise.
2168 (record_cdtor_fn): Adjust accordingly.
2169 (build_cdtor): Generate multiple functions for each initialization
2171 (compare_ctor): New function.
2172 (compare_dtor): Likewise.
2173 (cgraph_build_cdtor_fns): Sort the functions by priority before
2174 calling build_cdtor.
2175 (cgraph_build_static_cdtor): Put the priority in the function's name.
2177 2007-11-05 H.J. Lu <hongjiu.lu@intel.com>
2180 * common.opt: Add shared and pie.
2182 2007-11-05 Bob Wilson <bob.wilson@acm.org>
2184 * config/xtensa/xtensa.c (xtensa_expand_nonlocal_goto): Do not
2185 replace references to virtual_stack_vars_rtx in goto_handler.
2187 2007-11-05 Paul Brook <paul@codesourcery.com>
2189 * config.gcc (arm*-*-*): Set c_target_objs and cxx_target_objs.
2190 * config/arm/arm.c (arm_lang_output_object_attributes_hook): New.
2191 (arm_file_start): Don't set Tag_ABI_PCS_wchar_t. Call
2192 arm_lang_output_object_attributes_hook.
2193 * config/arm/arm.h (arm_lang_output_object_attributes_hook): Declare.
2194 (REGISTER_TARGET_PRAGMAS): Call arm_lang_object_attributes_init.
2195 * config/arm/arm-protos.h (arm_lang_object_attributes_init): Add
2197 * config/arm/t-arm.c (arm.o): New rule.
2198 * config/arm/arm-c.c: New file.
2200 2007-11-05 Nick Clifton <nickc@redhat.com>
2201 Sebastian Pop <sebastian.pop@amd.com>
2203 PR tree-optimization/32540
2204 PR tree-optimization/33922
2205 * doc/invoke.texi: Document PARAM_MAX_PARTIAL_ANTIC_LENGTH.
2206 * tree-ssa-pre.c: Include params.h.
2207 (compute_partial_antic_aux): Use PARAM_MAX_PARTIAL_ANTIC_LENGTH
2208 to limit the maximum length of the PA set for a given block.
2209 * Makefile.in: Add a dependency upon params.h for tree-ssa-pre.c
2210 * params.def (PARAM_MAX_PARTIAL_ANTIC_LENGTH): New parameter.
2212 2007-11-05 Nathan Sidwell <nathan@codesourcery.com>
2214 * libgcc2.c (__fixunstfDI, __fixunsxfDI, __fixunsdfDI,
2215 __fixunssfDI): Make return type unsigned.
2216 * libgcc2.h (__fixunstfDI, __fixunsxfDI, __fixunsdfDI,
2217 __fixunssfDI): Make return type unsigned.
2219 2007-11-05 Jakub Jelinek <jakub@redhat.com>
2221 PR tree-optimization/33856
2222 * tree-data-ref.c (get_references_in_stmt): Don't add
2223 REFERENCE_CLASS_P trees to references vector if get_base_address
2224 returns NULL on them.
2226 2007-11-05 Alexandre Oliva <aoliva@redhat.com>
2228 * cfg.c (dump_cfg_bb_info): Update bb_bitnames to match enum.
2230 2007-11-04 Andrew Pinski <pinskia@gmail.com>
2233 * fold-const.c (fold_binary <case EQ_EXPR>): Convert the inner type
2234 for TRUTH_NOT_EXPR to type.
2236 2007-11-04 Gerald Pfeifer <gerald@pfeifer.com>
2238 * doc/contrib.texi (Contributors): Add Manuel Lopez-Ibanez.
2240 2007-11-04 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
2243 * dwarf2out.c (add_calling_convention_attribute): Change
2244 second argument. Set calling convention to DW_CC_program for
2245 Fortran main program.
2246 (gen_subprogram_die): Adjust to new prototype for
2247 add_calling_convention_attribute.
2249 2007-11-03 Dorit Nuzman <dorit@il.ibm.com>
2251 PR tree-optimization/33987
2252 * tree-vect-transform.c (get_initial_def_for_reduction): Fix assert.
2254 (vectorizable_reduction): Add type check.
2256 2007-11-03 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2259 * c-parser.c (c_parser_statement_after_labels): Error if a
2260 declaration is parsed after a label.
2262 2007-11-03 Daniel Jacobowitz <dan@codesourcery.com>
2265 * reorg.c (emit_delay_sequence): Do not clear the locator on
2266 the jump instruction.
2268 2007-11-03 Jakub Jelinek <jakub@redhat.com>
2271 * haifa-sched.c (ok_for_early_queue_removal): Don't walk out of the
2272 current sched region.
2274 2007-11-02 Jakub Jelinek <jakub@redhat.com>
2276 * config/ia64/ia64.c (struct reg_write_state): Change into
2277 unsigned short bitfields rather than unsigned int, decrease
2278 first_pred to just 10 bits.
2279 (rws_insn): Change into a bitmap or if not ENABLE_CHECKING
2280 into two char array.
2281 (rws_insn_set, rws_insn_test): New functions.
2282 (in_safe_group_barrier): New variable.
2283 (rws_update): Remove first argument, always set rws_sum array.
2284 (rws_access_regno): Use rws_insn_set macro. Only call rws_update
2285 or update rws_sum if !in_safe_group_barrier, adjust rws_update args.
2286 (rtx_needs_barrier): Use rws_insn_test macro.
2287 (safe_group_barrier_needed): Don't save/restore rws_sum array,
2288 instead set/clear in_safe_group_barrier flag.
2290 2007-11-02 Bob Wilson <bob.wilson@acm.org>
2292 * config/xtensa/xtensa.c (xtensa_expand_prologue): Put a
2293 REG_FRAME_RELATED_EXPR note on the last insn that sets up the stack
2294 pointer or frame pointer.
2295 * config/xtensa/xtensa.h (DWARF_UNWIND_INFO): Delete.
2296 (MUST_USE_SJLJ_EXCEPTIONS): Define.
2297 (DWARF2_UNWIND_INFO): Define.
2298 (INCOMING_RETURN_ADDR_RTX): Define.
2299 (DWARF_FRAME_RETURN_COLUMN): Define.
2301 2007-11-02 Tom Tromey <tromey@redhat.com>
2303 * varpool.c (dump_varpool): Use 'next', not 'next_needed' when
2306 2007-11-02 Diego Novillo <dnovillo@google.com>
2308 * langhooks.h (struct lang_hooks_for_callgraph): Remove third
2309 argument from function pointer ANALYZE_EXPR. Update all users.
2310 * cgraph.c (debug_cgraph_node): New.
2311 (debug_cgraph): New.
2313 2007-11-02 Jakub Jelinek <jakub@redhat.com>
2315 PR rtl-optimization/33648
2316 * cfgrtl.c (cfg_layout_split_edge): Initialize BB_PARTITION of
2317 the newly created basic block.
2319 2007-11-01 Richard Guenther <rguenther@suse.de>
2321 * ggc-page.c (extra_order_size_tab): Add bitmap_head size.
2323 2007-11-01 Steven Bosscher <stevenb.gcc@gmail.com>
2325 PR rtl-optimization/33828
2326 * gcse.c (compute_code_hoist_vbeinout): Fix order of computation
2327 of VBEIN and VBEOUT.
2329 2007-11-01 Eric Botcazou <ebotcazou@libertysurf.fr>
2331 * optabs.c (prepare_cmp_insn): Merge a couple of conditional blocks.
2332 * sched-rgn.c (compute_trg_info): Zero 'el' local variable.
2333 * tree-if-conv.c (process_phi_nodes): Zero 'cond' local variable.
2335 2007-11-01 Nathan Sidwell <nathan@codesourcery.com>
2337 * gcc.c (getenv_spec_function): Escape the environment variable's
2340 2007-11-01 Janis Johnson <janis187@us.ibm.com>
2342 * doc/invoke.texi (Optimize Options): Under -fcse-follow-jumps,
2343 show that CSE means common subexpression elimination. Change wording
2344 for -fsee and define LCM. Remove capitalization of optimizations
2345 for -ftree-reassoc, -ftree-pre, and -ftree-fre.
2347 2007-11-01 Janis Johnson <janis187@us.ibm.com>
2350 * doc/sourcebuild.texi (Test Directives): Document that xfail
2351 has no effect for dg-do except when dg-do-what is "run".
2353 2007-11-01 Tom Tromey <tromey@redhat.com>
2355 * c-decl.c (grokdeclarator): Set decl source locations.
2356 * c-parser.c (c_parser_enum_specifier): Set location.
2357 (c_parser_struct_or_union_specifier): Likewise.
2359 2007-11-01 Tom Tromey <tromey@redhat.com>
2361 * print-tree.c (print_node): Print column number.
2363 2007-11-01 Jakub Jelinek <jakub@redhat.com>
2366 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
2367 gen_decl_die): Use TREE_TYPE (TREE_TYPE (decl)) as type
2368 rather than TREE_TYPE (decl) if DECL_BY_REFERENCE (decl).
2370 PR rtl-optimization/33673
2371 * gcse.c (cprop_jump): If a conditional jump has been optimized
2372 into unconditional jump, make the remaining normal edge fallthru
2373 and delete the jump insn.
2375 2007-11-01 Ben Elliston <bje@au.ibm.com>
2377 * emit-rtl.c (set_reg_attrs_from_mem): Clarify function comment.
2378 (set_mem_attrs_from_reg): Likewise.
2380 2007-11-01 Michael Matz <matz@suse.de>
2382 PR tree-optimization/33961
2383 * tree-ssa-phiopt.c (struct name_to_bb.store): New member.
2384 (name_to_bb_hash, name_to_bb_eq): Consider and check it.
2385 (add_or_mark_expr): New argument 'store', using it to search
2387 (nt_init_block): Adjust calls to add_or_mark_expr.
2389 2007-10-31 Jakub Jelinek <jakub@redhat.com>
2392 * config/i386/i386.md (pushsf_rex64): Use X instead of < constraints
2393 for the first push_operand.
2395 2007-10-31 Revital Eres <eres@il.ibm.com>
2397 * config/rs6000/paired.md (sminv2sf3, smaxv2sf3, reduc_smax_v2sf,
2398 reduc_smin_v2sf vec_interleave_highv2sf, vec_interleave_lowv2sf,
2399 vec_extract_evenv2sf, vec_extract_oddv2sf, reduc_splus_v2sf,
2400 movmisalignv2sf, vcondv2sf): New.
2401 (UNSPEC_INTERHI_V2SF, UNSPEC_INTERLO_V2SF, UNSPEC_EXTEVEN_V2SF,
2402 UNSPEC_EXTODD_V2SF): Define new constants.
2403 * config/rs6000/rs6000-protos.h (paired_expand_vector_move,
2404 paired_emit_vector_cond_expr): New.
2405 * config/rs6000/rs6000-c.c (__PAIRED__): Add new builtin_define.
2406 * config/rs6000/rs6000.c (paired_expand_vector_move,
2407 paired_emit_vector_cond_expr, paired_emit_vector_compare):
2409 * config/rs6000/750cl.h (ASM_CPU_SPEC): Pass down -m750cl option.
2411 2007-10-31 Sebastian Pop <sebastian.pop@amd.com>
2413 PR tree-optimization/32377
2414 * tree-data-ref.c (compute_overlap_steps_for_affine_univar): Make it
2415 work also for unknown number of iterations.
2416 (analyze_subscript_affine_affine): Clean up. Don't fail when the
2417 number of iterations is not known.
2419 2007-10-31 Richard Guenther <rguenther@suse.de>
2422 * fold-const.c (extract_muldiv_1): Make sure to not introduce
2423 new undefined integer overflow.
2424 (fold_binary): Avoid useless conversion.
2426 2007-10-31 Richard Sandiford <rsandifo@nildram.co.uk>
2429 * config/mips/mips.c (mips_fpr_return_fields): Fix SCALAR_TYPE_P check.
2431 2007-10-31 Andreas Krebbel <krebbel1@de.ibm.com>
2433 * config/rs6000/rs6000.opt: Rename -mdfp option to -mhard-dfp.
2435 * config/s390/s390.c: (override_options): Replace
2436 -mhard-dfp/-msoft-dfp with -mhard-dfp/-mno-hard-dfp.
2437 * config/s390/s390.opt: Likewise.
2438 * config/s390/s390.h: Add MASK_HARD_DFP to the TARGET_DEFAULT
2441 2007-10-30 Janis Johnson <janis187@us.ibm.com>
2443 * tree-ssa.c (execute_update_addresses_taken): Initialize update_vops.
2445 2007-10-30 Janis Johnson <janis187@us.ibm.com>
2447 * doc/invoke.texi (Option Summary): Add -fdce and -fdse to list of
2448 optimization options.
2449 (Optimize Options): Add -fdce and -fdse to the list of optimizations
2450 enabled by -O. Document -fdce and -fdse.
2452 2007-10-30 Jakub Jelinek <jakub@redhat.com>
2455 * fold-const.c (fold_binary): If one argument is COMPOUND_EXPR,
2456 convert second operand of COMPOUND_EXPR to the original type of
2459 2007-10-30 Richard Guenther <rguenther@suse.de>
2461 * tree-ssa-operands.c (add_vars_for_offset): Fix exit test
2462 of loop adding SFTs as virtual operands.
2464 2007-10-30 Richard Guenther <rguenther@suse.de>
2466 * Makefile.in (dse.o): Add $(OPTABS_H) and $(RECOG_H) dependencies.
2468 2007-10-29 Dorit Nuzman <dorit@il.ibm.com>
2470 PR tree-optimization/32893
2471 * tree-vectorize.c (vect_can_force_dr_alignment_p): Check
2472 STACK_BOUNDARY instead of PREFERRED_STACK_BOUNDARY.
2474 2007-10-29 Rask Ingemann Lambertsen <rask@sygehus.dk>
2476 * longlong.h (add_ssaaaa): Support Intel asm syntax in i386 and
2478 (sub_ddmmss): Likewise.
2479 (umul_ppmm): Likewise.
2480 (udiv_qrnnd): Likewise.
2482 2007-10-29 Janis Johnson <janis187@us.ibm.com>
2485 * doc/sourcebuild.texi (Test Directives): Document that dg-require
2486 directives must come before dg-additional-sources.
2488 2007-10-29 Jakub Jelinek <jakub@redhat.com>
2490 PR tree-optimization/33723
2491 * c-gimplify.c (c_gimplify_expr): Optimize INIT_EXPR or
2492 MODIFY_EXPR with non-addressable COMPOUND_LITERAL_EXPR as source.
2494 2007-10-29 Richard Sandiford <rsandifo@nildram.co.uk>
2496 PR tree-optimization/33614
2497 * gimplify.c (gimplify_init_constructor): Gimplify vector constructors
2498 if they can't be reduced to VECTOR_CSTs and aren't legitimate
2499 initializer constants.
2501 2007-10-29 Richard Guenther <rguenther@suse.de>
2503 PR tree-optimization/33870
2504 * tree-ssa-operands.c (add_vars_for_offset): Remove mpt_vars parameter.
2505 (add_virtual_operand): Do not recurse into MPTs looking for pointed-to
2508 2007-10-29 Richard Guenther <rguenther@suse.de>
2510 * passes.c (init_optimization_passes): Exchange store_copy_prop
2512 * tree-pass.h (pass_store_copy_prop): Remove.
2513 * tree-ssa-copy.c (do_store_copy_prop): Remove.
2514 (stmt_may_generate-copy): Do not handle store_copy_prop.
2515 (get_copy_of_val): Likewise.
2516 (set_copy_of_val): Likewise.
2517 (copy_prop_visit_assignment): Likewise.
2518 (copy_prop_visit_stmt): Likewise.
2519 (copy_prop_visit_phi_node): Likewise.
2520 (init_copy_prop): Likewise.
2521 (execute_copy_prop): Likewise.
2522 (do_copy_prop): Remove.
2523 (gate_store_copy_prop): Likewise.
2524 (store_copy_prop): Likewise.
2525 (pass_store_copy_prop): Likewise.
2526 (pass_copy_prop): Call execute_copy_prop.
2527 * opts.c (decode_options): Do not set flag_tree_store_copy_prop.
2528 * common.opt (ftree-store-copy-prop): Mark obsolete.
2529 * doc/invoke.texi (ftree-store-copy-prop): Remove documentation.
2531 2007-10-29 Ian Lance Taylor <iant@google.com>
2533 * ifcvt.c (noce_can_store_speculate_p): New static function.
2534 (noce_process_if_block): Call it.
2535 (if_convert): Remove recompute_dominance parameter. Change all
2538 2007-10-29 Richard Guenther <rguenther@suse.de>
2540 * tree-flow-inline.h (get_subvar_at): Use binary search.
2541 (get_first_overlapping_subvar): New function to binary search
2542 for the first overlapping subvar.
2543 * tree-ssa-operands.c (add_vars_for_offset): Strip down to
2544 just handle adding subvars for a pointed-to subvar. Optimize
2545 and use get_first_overlapping_subvar.
2546 (add_vars_for_bitmap): Fold into single caller.
2547 (add_virtual_operand): Streamline, inherit add_vars_for_bitmap
2548 and non pointed-to bits of add_vars_for_offset.
2550 2007-10-29 Revital Eres <eres@il.ibm.com>
2552 * modulo-sched.c (sms_schedule): Add DF_UD_CHAIN problem.
2554 2007-10-29 Razya Ladelsky <razya@il.ibm.com>
2555 Zdenek Dvorak <ook@ucw.cz>
2558 reduction support for automatic parallelization.
2560 * expr.c (expand_expr_real_1): Add cases for OMP_ATOMIC_LOAD,
2562 * Makefile.in: Add dependencies to expr.o, tree-parloops.o, omp-low.o
2563 * tree-pretty-print.c (dump_generic_node): Add OMP_ATOMIC_LOAD
2564 and OMP_ATOMIC_STORE.
2565 * tree.h (OMP_DIRECTIVE_P): Add OMP_ATOMIC_LOAD, OMP_ATOMIC_STORE.
2566 * gimple-low.c (lower_stmt): Same.
2567 * gimplify.c (gimplify_expr): Same.
2568 (gimplify_omp_atomic_fetch_op, gimplify_omp_atomic_pipeline,
2569 gimplify_omp_atomic_mutex): Remove.
2570 (gimplify_omp_atomic): Change it to simply gimplify the
2571 statement instead of expanding it.
2572 * omp-low.c: Add includes to optabs.h, cfgloop.h.
2573 (expand_omp_atomic, expand_omp_atomic_pipeline,
2574 goa_stabilize_expr, expand_omp_atomic_mutex,
2575 expand_omp_atomic_fetch_op): New functions to implement
2576 expansion of OMP_ATOMIC.
2577 (expand_omp, build_omp_regions_1): Add support for
2578 OMP_ATOMIC_LOAD/OMP_ATOMIC_STORE.
2579 * tree-cfg.c (make_edges): add case for OMP_ATOMIC_LOAD,
2581 * tree-gimple.c (is_gimple_stmt): Add OMP_ATOMIC_LOAD,
2583 * tree-parloops.c: add include to tree-vectorizer.h.
2584 (reduction_info): New structure for reduction.
2585 (reduction_list): New list to represent list of reductions per loop.
2586 (struct data_arg): New helper structure for reduction.
2587 (reduction_info_hash, reduction_info_eq, reduction_phi,
2588 initialize_reductions, create_call_for_reduction,
2589 create_phi_for_local_result, create_call_for_reduction_1,
2590 create_loads_for_reductions, create_final_loads_for_reduction):
2592 (loop_parallel_p): Identify reductions, add reduction_list parameter.
2593 (separate_decls_in_loop_name): Support reduction variables.
2594 (separate_decls_in_loop): Add reduction_list and ld_st_data arguments,
2595 call create_loads_for_reduction for each reduction.
2596 (canonicalize_loop_ivs): Identify reductions, add reduction_list
2598 (transform_to_exit_first_loop): Add reduction support, add
2599 reduction_list parameter.
2600 (gen_parallel_loop): Add reduction_list parameter. Add call
2601 separate_decls_in_loop with
2602 the new argument. Traverse reductions and call
2603 initialize_reductions, create_call_for_reduction.
2604 (parallelize_loops): Create and delete the reduction list.
2605 (add_field_for_name): Change use of data parameter. Add fields for
2607 * tree-vectorizer.h (vect_analyze_loop_form): Add declaration.
2608 * tree-vect-analyze.c (vect_analyze_loop_form): export it.
2609 * tree.def: Add definitions for OMP_ATOMIC_LOAD, OMP_ATOMIC_STORE.
2610 * tree-inline.c (estimate_num_insns_1): add cases for
2611 OMP_ATOMIC_LOAD, OMP_ATOMIC_STORE.
2612 * tree-cfg.c (make_edges): Add OMP_ATOMIC_LOAD, OMP_ATOMIC_STORE.
2613 * tree-ssa-operands.c (get_addr_dereference_operands):
2614 New function. Subroutine of get_indirect_ref_operands.
2615 (get_indirect_ref_operands): Call get_addr_dereference_operands.
2616 (get_expr_operands): Support OMP_ATOMIC_LOAD, OMP_ATOMIC_STORE.
2619 2007-10-29 Hans-Peter Nilsson <hp@axis.com>
2621 * config/cris/cris.c: Include df.h.
2622 (cris_address_cost): Add gcc_assert for canonicalization
2623 assumptions. For PLUS with MULT or register, correct
2624 test for register in other arm. Tweak comments.
2626 2007-10-28 Richard Guenther <rguenther@suse.de>
2628 * tree-ssa-operands.c (add_vars_for_offset): Add parameter
2629 telling if the var is to be treated as points-to location.
2630 (add_vars_for_bitmap): Pass true to add_vars_for_offset.
2631 (add_virtual_operand): Only recurse into MPTs if aliases
2634 2007-10-28 Richard Guenther <rguenther@suse.de>
2636 * tree-ssa-operands.c (add_vars_for_offset): Clean and speed up.
2637 (add_vars_for_bitmap): Do not recurse further. Only add vars
2638 for pointed-to SFTs.
2639 (add_virtual_operand): Re-instantiate loop to add operands for
2640 aliases. Recurse into MPTs.
2641 (get_indirect_ref_operands): If we fall back to use a pointers
2642 SMT, make sure to not prune based on the access offset and size.
2644 2007-10-28 Andrew Pinski <pinskia@gmail.com>
2647 * tree-outof-ssa.c (rewrite_trees): If the statement changed, cleanup
2648 the eh information on the statement.
2650 2007-10-28 Richard Guenther <rguenther@suse.de>
2652 * tree-flow.h (subvar_t): Make it a VEC.
2653 (struct subvar): Remove.
2654 (struct var_ann_d): Use VEC(tree,gc) to store subvars.
2655 * tree-flow-inline.h (get_subvar_at): Adjust iterators over
2657 * tree-into-ssa.c (mark_sym_for_renaming): Likewise.
2658 * tree-nrv.c (dest_safe_for_nrv_p): Likewise.
2659 * tree-ssa-alias.c (mark_aliases_call_clobbered): Likewise.
2660 (set_initial_properties): Likewise.
2661 (setup_pointers_and_addressables): Likewise.
2662 (new_type_alias): Likewise.
2663 (create_overlap_variables_for): Likewise.
2664 * tree-dfa.c (dump_subvars_for): Likewise.
2665 * tree-ssa-operands.c (add_vars_for_offset): Likewise.
2666 (get_expr_operands): Likewise.
2667 (add_to_addressable_set): Likewise.
2668 * tree-ssa-structalias.c (set_uids_in_ptset): Likewise.
2670 2007-10-28 Uros Bizjak <ubizjak@gmail.com>
2672 PR tree-optimization/33920
2673 * tree-if-conv.c (tree_if_conversion): Force predicate of single
2674 successor bb to true when predecessor bb has NULL predicate.
2675 (find_phi_replacement_condition): Assert that tmp_cond is non-null.
2677 2007-10-28 Richard Sandiford <rsandifo@nildram.co.uk>
2679 * config/mips/mips.md: Add combiner patterns for DImode extensions
2680 of HImode and QImode truncations. Reformat HImode <- QImode pattern
2683 2007-10-28 Richard Sandiford <rsandifo@nildram.co.uk>
2686 * config/mips/mips.c (mips_output_dwarf_dtprel): Add ATTRIBUTE_UNUSED.
2688 2007-10-28 Andreas Krebbel <krebbel1@de.ibm.com>
2690 * dce.c (delete_unmarked_insns): Just delete the RETVAL and
2691 LIBCALL notes if they are about to be moved to the same insn.
2693 2007-10-27 Richard Guenther <rguenther@suse.de>
2695 PR tree-optimization/33870
2696 * tree-ssa-operands.c (add_vars_for_offset): Reduce code
2697 duplication. Remove redundant call to access_can_touch_variable.
2698 (add_vars_for_bitmap): New helper for recursing over MPT contents.
2699 (add_virtual_operand): Use it.
2701 2007-10-26 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2704 * pa.h (ASM_PN_FORMAT): Delete define.
2706 2007-10-26 Janis Johnson <janis187@us.ibm.com>
2708 * doc/invoke.texi (Option Summary, optimizations): Remove
2709 -fbounds-check. Add -fassociative-math, -freciprocal-math,
2710 -ftree-vrp and -funit-at-a-time. Change -fno-split-wide-types to
2711 -fsplit-wide-types to match later entry. Break up a long line.
2712 (Option Summary, code gen options) Add -fno-stack-limit. Add
2713 missing @gol to the end of a line.
2714 (Optimization Options): Remove -fbounds-check, which is also
2715 documented under Code Generation Options. Remove =n from
2716 index entry for -ftree-parallelize-loops. Change -fno-cprop-registers
2717 to -fcprop-registers to match other options, and say when it is
2718 enabled rather than disabled. Remove extra index entry for
2719 -fno-cx-limited-range. Add index entries for -fstack-protector
2720 and -fstack-protector-all.
2721 (Code Gen Options): Add index entry for -ftls-model.
2723 2007-10-26 Anatoly Sokolov <aesok@post.ru>
2725 * config/avr/avr.c (avr_OS_task_function_p): Add new function.
2726 (avr_regs_to_save): Handle functions with 'OS_task' attribute.
2727 (avr_simple_epilogue, expand_prologue, avr_asm_function_end_prologue,
2728 expand_epilogue, output_movhi): Don't handle 'main' function.
2729 (avr_attribute_table): Add 'OS_task' function attribute.
2730 * config/avr/avr.h (machine_function): Remove 'is_main' field, add
2732 * config/avr/avr.md (return_from_main_epilogue): Remove insn.
2733 (return_from_epilogue, return_from_interrupt_epilogue): Don't handle
2735 * config/avr/avr.opt (minit-stack): Remove.
2737 2007-10-26 Eric Botcazou <ebotcazou@adacore.com>
2739 * tree-nested.c (get_trampoline_type): Fix thinko.
2741 2007-10-26 Douglas Gregor <doug.gregor@gmail.com>
2744 * tree.c (build_offset_type): Build canonical type based on the
2745 TYPE_MAIN_VARIANT of the base type.
2747 2007-10-26 Daniel Jacobowitz <dan@codesourcery.com>
2749 * reorg.c (emit_delay_sequence): Move insn locator from the
2750 first insn to the sequence.
2752 2007-10-26 Samuel Tardieu <sam@rfc1149.net>
2754 * ipa-pure-const.c (check_decl): Return immediately when
2755 pure_const_state has been set to IPA_NEITHER.
2757 2007-10-25 Ira Rosen <irar@il.ibm.com>
2759 PR tree-optimization/33833
2760 * tree-vect-analyze.c (vect_analyze_data_refs): Use POINTER_PLUS_EXPR
2761 and convert init to sizetype in inner_base construction.
2763 2007-10-25 Richard Guenther <rguenther@suse.de>
2765 * tree-flow.h (mem_sym_stats): Remove.
2766 (dump_mem_sym_stats_for_var): Declare.
2767 * tree-dfa.c (dump_variable): Call dump_mem_sym_stats_for_var.
2768 (mem_sym_stats): Move ...
2769 * tree-ssa-alias.c (mem_sym_stats): ... here and make it static.
2770 (mem_sym_score): Rename from ...
2771 (pscore): ... this. Remove.
2772 (dump_mem_sym_stats_for_var): New function. Dump the score, but
2773 not the frequencies.
2774 (compare_mp_info_entries): Make sort stable by disambiguating
2777 2007-10-25 Ira Rosen <irar@il.ibm.com>
2779 PR tree-optimization/33866
2780 * tree-vect-transform.c (vectorizable_store): Check operands of all
2781 the stmts in the group of strided accesses. Get def stmt type for each
2782 store in the group and pass it to vect_get_vec_def_for_stmt_copy ().
2784 2007-10-25 Uros Bizjak <ubizjak@gmail.com>
2786 * config/i386/constraints.md (Y0): Rename register constraint to Yz.
2787 (Yt): Rename register constraint to Y2.
2788 * config/i386/sse.md: Use renamed register constraints.
2789 * config/i386/mmx.md: Ditto.
2790 * config/i386/i386.md: Ditto.
2792 2007-10-25 Rask Ingemann Lambertsen <rask@sygehus.dk>
2794 * config/i386/i386.md (*dummy_extendsfdf2): Fix operand 1 constraint.
2796 2007-10-24 Chao-ying Fu <fu@mips.com>
2798 * dwarf2out.c (base_type_die): Use DW_ATE_unsigned_fixed or
2799 DW_ATE_signed_fixed to describe FIXED_POINT_TYPE.
2801 2007-10-24 Samuel Tardieu <sam@rfc1149.net>
2802 Olga Golovanevsky <olga@il.ibm.com>
2804 * ipa-struct-reorg.c (replace_field_acc): Make it clear to
2805 the compiler that wr.wrap and wr.domain are initialized in
2808 2007-10-24 Samuel Tardieu <sam@rfc1149.net>
2810 * ipa-struct-reorg.c (sum_counts): Use HOST_WIDEST_PRINT_DEC
2811 to print gcov_type values.
2813 2007-10-24 Eric B. Weddington <eweddington@cso.atmel.com>
2815 * config/avr/avr.h: Do not include progmem_section definition when
2816 building with IN_TARGET_LIBS.
2818 2007-10-24 Richard Sandiford <rsandifo@nildram.co.uk>
2821 * config/mips/mips.c (mips_lo_sum_offset): New structure.
2822 (mips_hash_base, mips_lo_sum_offset_hash, mips_lo_sum_offset_eq)
2823 (mips_lo_sum_offset_lookup, mips_record_lo_sum)
2824 (mips_orphaned_high_part_p: New functions.
2825 (mips_avoid_hazard): Don't check INSN_P here.
2826 (mips_avoid_hazards): Rename to...
2827 (mips_reorg_process_insns): ...this. Cope with
2828 !TARGET_EXPLICIT_RELOCS. Delete orphaned high-part relocations,
2829 or turn them into nops.
2830 (mips_reorg): Remove TARGET_EXPLICIT_RELOCS check from calls to
2831 dbr_schedule and mips_avoid_hazards/mips_reorg_process_insns.
2832 (mips_set_mips16_mode): Don't set flag_delayed_branch here.
2833 (mips_override_options): Set flag_delayed_branch to 0.
2835 2007-10-24 Richard Sandiford <rsandifo@nildram.co.uk>
2837 * config/mips/mips.h (MOVE_MAX): Use UNITS_PER_WORD and describe
2838 MIPS-specific implementation details.
2839 (MIPS_MAX_MOVE_BYTES_PER_LOOP_ITER): New macro.
2840 (MIPS_MAX_MOVE_BYTES_STRAIGHT): Likewise.
2841 (MOVE_RATIO): Define to MIPS_MAX_MOVE_BYTES_STRAIGHT / UNITS_PER_WORD
2842 for targets with movmemsi.
2843 (MOVE_BY_PIECES_P): Define.
2844 * config/mips/mips.c (MAX_MOVE_REGS, MAX_MOVE_BYTES): Delete.
2845 (mips_block_move_loop): Add a bytes_per_iter argument.
2846 (mips_expand_block_move): Use MIPS_MAX_MOVE_BYTES_STRAIGHT.
2847 Update call to mips_block_move_loop.
2849 2007-10-24 Michael Matz <matz@suse.de>
2852 * var-tracking.c (variable_union): Don't break after one loop
2853 iteration but only when a difference is found.
2854 (dump_variable): Also print DECL_UID.
2856 2007-10-24 Olga Golovanevsky <olga@il.ibm.com>
2858 * ipa-type-escape.h: Expose function
2859 is_array_access_through_pointer_and_index.
2861 (is_array_access_through_pointer_and_index):
2862 Add three new parameters. Add support of
2863 POINTER_PLUS_EXPR tree code.
2865 2007-10-24 Olga Golovanevsky <olga@il.ibm.com>
2867 * ipa-struct-reorg.c, ipa-struct-reorg.h: New files.
2868 * tree-pass.h: Add pass_ipa_struct_reorg.
2869 * common.opt: Add ipa-struct-reorg flag.
2870 * Makefile.in: Add ipa-strcut-reorg.o compilation.
2871 * passes.c: Add pass pass_ipa_struct_reorg.
2872 * params.h: Add STRUCT_REORG_COLD_STRUCT_RATIO.
2873 * params.def: Add PARAM_STRUCT_REORG_COLD_STRUCT_RATIO.
2875 2007-10-24 Ira Rosen <irar@il.ibm.com>
2877 PR tree-optimization/33804
2878 * tree-vect-transform.c (vectorizable_operation): Remove the
2879 checks that the vectorization is worthwhile from the transformation
2882 2007-10-24 Ira Rosen <irar@il.ibm.com>
2884 * tree-vect-analyze.c (vect_build_slp_tree): Return false if
2885 vectype cannot be determined for the scalar type.
2886 (vect_analyze_slp_instance): Likewise.
2887 * tree-vect-transform.c (vect_model_reduction_cost): Change the
2888 return type to bool. Return false if vectype cannot be determined
2889 for the scalar type.
2890 (vect_get_constant_vectors): Return false if vectype cannot be
2891 determined for the scalar type.
2892 (get_initial_def_for_induction, vect_get_vec_def_for_operand,
2893 get_initial_def_for_reduction, vect_create_epilog_for_reduction,
2894 vectorizable_reduction): Likewise.
2896 2007-10-23 Craig Rodrigues <rodrigc@gcc.gnu.org>
2898 * config.gcc: For a FreeBSD target, parse the value of ${target}
2899 to determine the value of FBSD_MAJOR, instead of adding an
2900 explicit check for every possible FreeBSD major version.
2902 2007-10-23 Uros Bizjak <ubizjak@gmail.com>
2904 PR rtl-optimization/33846
2905 * combine.c (simplify_shift_const_1) [NOT]: Skip vector modes.
2907 2007-10-23 Dorit Nuzman <dorit@il.ibm.com>
2909 PR tree-optimization/33860
2910 * tree-vect-transform.c (vect_analyze_data_ref_access): Don't allow
2911 interleaved accesses in case the dr is inside the inner-loop during
2912 outer-loop vectorization.
2914 2007-10-23 Eric Botcazou <ebotcazou@libertysurf.fr>
2916 * doc/rtl.texi (Flags): Fix MEM_SCALAR_P entry.
2917 Document MEM_POINTER. Replace mentions of "integrated"
2918 field with "return_val". Delete outdated stuff.
2920 2007-10-23 David Edelsohn <edelsohn@gnu.org>
2922 * config/rs6000/rs6000.c (rs6000_override_options): Set
2923 rs6000_altivec_abi on AIX.
2924 (conditional_register_usage): Set VR20:31 fixed on AIX.
2926 2007-10-23 Richard Guenther <rguenther@suse.de>
2928 * alias.c (get_alias_set): For INDIRECT_REFs, deal with
2931 2007-10-22 Seongbae Park <seongbae.park@gmail.com>
2932 David S. Miller <davem@davemloft.net>
2934 * df-scan.c (df_get_call_refs): Mark global registers as both a
2935 DF_REF_REG_USE and a non-clobber DF_REF_REG_DEF.
2937 2007-10-22 Dorit Nuzman <dorit@il.ibm.com>
2939 PR tree-optimization/33834
2940 PR tree-optimization/33835
2941 * tree-vect-analyze.c (vect_analyze_operations): RELEVANT and LIVE
2942 stmts need to be checked for success seperately.
2943 * tree-vect-transform.c (vectorizable_call, vectorizable_conversion):
2944 Remove the check that stmt is not LIVE.
2945 (vectorizable_assignment, vectorizable_induction): Likewise.
2946 (vectorizable_operation, vectorizable_type_demotion): Likewise.
2947 (vectorizable_type_promotion, vectorizable_load, vectorizable_store):
2949 (vectorizable_live_operation): Check that op is not NULL.
2951 2007-10-22 Janis Johnson <janis187@us.ibm.com>
2953 * doc/invoke.texi (Optimization Options): In the summary, show
2954 that the value for options -falign-jumps, -falign-labels,
2955 -falign-loops, -falign-functions, -fsched-stalled-insns, and
2956 -fsched-stalled-insns-dep is optional. In the summary, show that
2957 -fsched-stalled-insns takes an optional argument and that
2958 -fparallelize-loops takes an argument. Add opindex for several
2959 optimization options, and fix typos in the opindex commands for
2960 several others. In the descriptions for -fsched-stalled-insns
2961 and -fsched-stalled-insns-dep, show the options with and without
2964 2007-10-22 Eric B. Weddington <eweddington@cso.atmel.com>
2966 * config/avr/avr.c (avr_mcu_types): Remove ATmega603 which was never
2968 * config/avr/avr.h (LINK_SPEC): Likewise.
2969 (CRT_BINUTILS_SPECS): Likewsie.
2970 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
2972 2007-10-22 Eric Botcazou <ebotcazou@libertysurf.fr>
2974 PR rtl-optimization/33644
2975 * cfgcleanup.c: Do not include dce.h.
2976 * cfgrtl.c (delete_insn_chain_and_edges): Resurrect.
2977 * combine.c (distribute_notes): Delete REG_LIBCALL_ID case.
2978 * dce.c (something_changed): Delete.
2979 (libcall_dead_p): New predicate.
2980 (delete_unmarked_insns): Use it to delete dead libcalls.
2981 Deal with REG_LIBCALL and REG_RETVAL notes.
2982 (prescan_libcall_for_dce): New function.
2983 (prescan_insns_for_dce): Use it to deal with libcalls.
2984 (mark_reg_dependencies): Do nothing special for libcalls.
2985 (dce_process_block): Likewise.
2986 (fast_dce): Delete unused local variable.
2987 (run_fast_dce): Do not return a value.
2988 * dce.h (struct df): Delete.
2989 (run_fast_dce): Adjust prototype.
2990 * optabs.c (libcall_id): Delete.
2991 (maybe_encapsulate_block): Do not emit REG_LIBCALL_ID notes.
2992 (emit_no_conflict_block): Do not look for REG_LIBCALL_ID notes.
2993 * reload1.c (reload): Delete REG_LIBCALL_ID case.
2994 * rtl.h (delete_insn_chain_and_edges): Resurrect prototype.
2995 * see.c (see_update_relevancy): Look for REG_LIBCALL and REG_RETVAL
2996 notes instead of REG_LIBCALL_ID notes.
2997 * reg-notes.def (LIBCALL_ID): Delete.
2998 * Makefile.in (see.o): Add dce.h dependency.
2999 (cfgcleanup.o): Remove dce.h dependency.
3001 2007-10-22 Michael Matz <matz@suse.de>
3003 PR tree-optimization/33855
3004 * tree-ssa-phiopt.c (cond_store_replacement): Handle COMPLEX_TYPE
3007 2007-10-22 Ira Rosen <irar@il.ibm.com>
3009 PR tree-optimization/33854
3010 * tree-vect-analyze.c (vect_determine_vectorization_factor): Add
3011 FLOAT_EXPR to the list of promotion operations.
3013 2007-10-22 Rask Ingemann Lambertsen <rask@sygehus.dk>
3017 * config/i386/i386.c (output_pic_addr_const): Support Intel asm syntax.
3018 (print_reg): Print register prefix only with AT&T asm syntax.
3019 Support pc_rtx for RIP register.
3020 (print_operand_address): Use print_reg()'s pc_rtx support for RIP
3021 relative addressing. Always print segment register prefix with AT&T
3022 asm syntax and never with Intel asm syntax.
3023 (print_operand): Suppress 'XXX PTR' prefix for BLKmode operands.
3024 Fix prefix for 16-byte XFmode operands.
3025 (output_addr_const_extra): Support Intel asm syntax.
3026 (x86_file_start): Don't use register prefix with Intel asm syntax.
3027 * config/i386/i386.md ("*zero_extendqihi2_movzbl"): Fix typo.
3028 ("return_internal_long"): Fix Intel asm syntax output.
3029 ("set_got_rex64"): Support Intel asm syntax.
3030 ("set_rip_rex64"): Likewise.
3031 ("set_got_offset_rex64"): Likewise.
3032 ("*sibcall_1_rex64_v"): Print register prefix only with AT&T asm
3034 ("*tls_global_dynamic_64"): Likewise.
3035 ("*tls_local_dynamic_base_64"): Likewise.
3036 ("*load_tp_si")("*load_tp_di"): Likewise.
3037 ("*add_tp_si")("*add_tp_di"): Likewise.
3038 ("*tls_dynamic_lea_64"): Likewise.
3039 ("*sibcall_value_1_rex64_v"): Likewise.
3040 ("stack_tls_protect_set_si"): Likewise.
3041 ("stack_tls_protect_set_di"): Likewise.
3042 ("stack_tls_protect_test_si"): Likewise.
3043 ("stack_tls_protect_test_di"): Likewise.
3044 * config/i386/mmx.md ("*mov<mode>_internal_rex64"): Fix Intel asm
3046 ("*movv2sf_internal_rex64"): Likewise.
3047 * config/i386/cpuid.h (__cpuid): Support Intel asm syntax.
3048 (__get_cpuid_max): Likewise.
3050 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
3052 * config/mips/mips-protos.h (mips_regno_mode_ok_for_base_p): Give
3053 the STRICT_P argument type "bool" rather than "int".
3054 (mips_legitimate_address_p): Likewise.
3055 (fp_register_operand, lo_operand): Delete.
3056 (mips_subword): Give the HIGH_P argument type "bool" rather than "int".
3057 (mips_emit_scc): Rename to...
3058 (mips_expand_scc): ...this.
3059 (gen_conditional_branch): Rename to...
3060 (mips_expand_conditional_branch): ...this.
3061 (gen_conditional_move): Rename to...
3062 (mips_expand_conditional_move): ...this.
3063 (mips_gen_conditional_trap): Rename to...
3064 (mips_expand_conditional_trap): ...this and take an rtx code instead
3065 of an operands array.
3066 (mips_expand_call): Give the SIBCALL_P argument type "bool"
3068 (mips_emit_fcc_reload): Rename to...
3069 (mips_expand_fcc_reload): ...this.
3070 (init_cumulative_args): Rename to...
3071 (mips_init_cumulative_args): ...this and remove the libname argument.
3072 (function_arg_advance): Rename to...
3073 (mips_function_arg_advance): ...this.
3074 (function_arg): Rename to...
3075 (mips_function_arg): ...this and use "rtx" instead of
3077 (function_arg_boundary): Rename to...
3078 (mips_function_arg_boundary): ...this.
3079 (mips_expand_unaligned_load): Rename to...
3080 (mips_expand_ext_as_unaligned_load): ...this and give the WIDTH
3081 and BITPOS arguments type "HOST_WIDE_INT".
3082 (mips_expand_unaligned_store): Rename to...
3083 (mips_expand_ins_as_unaligned_store): ...this and give the WIDTH
3084 and BITPOS arguments type "HOST_WIDE_INT".
3085 (override_options): Rename to...
3086 (mips_override_options): ...this.
3087 (print_operand): Rename to...
3088 (mips_print_operand): ...this.
3089 (print_operand_address): Rename to...
3090 (mips_print_operand_address): ...this.
3091 (mips_output_ascii): Remove the PREFIX argument.
3092 (mips_expand_epilogue): Give the SIBCALL_P argument type "bool"
3094 (mips_can_use_return_insn): Return a "bool" rather than an "int".
3095 (mips_function_value): Remove the FUNC argument. Use "rtx" instead
3096 of "struct rtx_def *".
3097 (mips_secondary_reload_class): Give the IN_P argument type "bool"
3099 (build_mips16_call_stub): Delete.
3100 (mips_store_data_bypass_p): Return a "bool" rather than an "int".
3101 (mips_use_ins_ext_p): Give the second and third arguments type
3102 "HOST_WIDE_INT" rather than "rtx".
3103 * config/mips/mips.h: Update after the above changes. Tweak comments
3105 (SECONDARY_INPUT_RELOAD_CLASS): Pass a boolean IN_P argument.
3106 (SECONDARY_OUTPUT_RELOAD_CLASS): Likewise.
3107 (mips_print_operand_punct, mips_hard_regno_mode_ok): Change the
3108 element type from "char" to "bool".
3109 (mips_section_threshold, sym_lineno, set_noat, mips_branch_likely)
3110 (mips_cpu_info_table): Delete.
3111 * config/mips/mips.md: Update after the above changes. Tweak some
3113 * config/mips/mips-ps-3d.md: Likewise.
3114 * config/mips/mips.c: Tweak comments and formatting.
3115 Use NULL-like macros rather than 0 in various places.
3116 (mips_section_threshold): Rename to...
3117 (mips_small_data_threshold): ...this and give it an unsigned type.
3118 (num_source_filenames): Remove explicit initialization.
3119 (sdb_label_count): Likewise.
3120 (sym_lineno): Delete.
3121 (set_noat): Make static.
3122 (mips_branch_likely): Likewise, and give it type "bool".
3123 (mips_isa_info): Rename to...
3124 (mips_isa_option_info): ...this.
3125 (mips_flag_delayed_branch): Rename to...
3126 (mips_base_delayed_branch): ...this.
3127 (mips_split_addresses): Delete.
3128 (mips_print_operand_punct, mips_hard_regno_mode_ok): Change the
3129 element type from "char" to "bool".
3130 (mips_regno_to_class): Add an explicit array size.
3131 (mips16_flipper): Change from type "int" to type "bool".
3132 (mips_comp_type_attributes): Remove redundant FUNCTION_TYPE check.
3133 (mips_tls_operand_p): Rename to...
3134 (mips_tls_symbol_p): ...this.
3135 (mips_global_symbol_p): Remove redundant "const".
3136 (mips_offset_within_alignment_p): Simplify.
3137 (mips_regno_mode_ok_for_base_p): Change the name of the last argument
3138 to STRICT_P and give it type bool.
3139 (mips_valid_base_register_p): Likewise.
3140 (mips_classify_address): Likewise.
3141 (mips_legitimate_address_p): Likewise.
3142 (mips16_unextended_reference_p): Take the offset as an
3143 "unsigned HOST_WIDE_INT" rather than an "rtx". Simplify.
3144 (mips_const_insns): Use IN_RANGE.
3145 (mips_force_temporary): Remove an unnecessary copy_rtx.
3146 (mips16_gp_pseudo_reg): Simplify.
3147 (mips_split_symbol): Remove an unnecessary copy_rtx.
3148 (mips_legitimize_tls_address): Only create registers if we need them.
3149 (mips_legitimize_address): Use mips_split_plus.
3150 (mips_move_integer): Swap DEST and TEMP arguments. Rename local
3151 variable COST to NUM_OPS.
3152 (mips_legitimize_move): Use gen_lowpart.
3153 (mips_rewrite_small_data): Rename the OP parameter to PATTERN.
3154 (m16_check_op): Use IN_RANGE.
3155 (mips_subword): Give the HIGH_P argument type "bool" rather than "int".
3156 (mips_split_doubleword_move): Pass booleans to mips_subword.
3157 (mips_output_move): Store the mode in a local variable.
3158 Explicitly assert that this function does not deal with
3159 MFLO and MFHI. Use SMALL_OPERAND_UNSIGNED. Make order of
3160 cases more consistent.
3161 (mips_relational_operand_ok_p): Rename to...
3162 (mips_int_order_operand_ok_p): ...this.
3163 (mips_canonicalize_comparison): Rename to...
3164 (mips_canonicalize_int_order_test): ...this.
3165 (mips_emit_int_relational): Rename to...
3166 (mips_emit_int_order_test): ...this. Store the mode in a local
3168 (mips_reverse_fp_cond_p): Rename to...
3169 (mips_reversed_fp_cond): ...this.
3170 (mips_emit_compare): Make the order of the statements more consistent.
3171 (mips_emit_scc): Rename to...
3172 (mips_expand_scc): ...this.
3173 (gen_conditional_branch): Rename to...
3174 (mips_expand_conditional_branch): ...this.
3175 (gen_conditional_move): Rename to...
3176 (mips_expand_conditional_move): ...this. Build the condition
3177 separately from the main pattern.
3178 (mips_gen_conditional_trap): Rename to...
3179 (mips_expand_conditional_trap): ...this and take an rtx code instead
3180 of an operands array. Simplify.
3181 (init_cumulative_args): Rename to...
3182 (mips_init_cumulative_args): ...this. Use memset rather than a
3183 copy from a zeroed static. Use prototype_p and stdarg_p.
3184 (mips_arg_info): Rename to...
3185 (mips_get_arg_info): ...this and put the INFO argument first.
3186 (function_arg): Rename to...
3187 (mips_function_arg): ...this and use "rtx" instead of
3188 "struct rtx_def *". Only split structures into chunks if
3189 TARGET_HARD_FLOAT, rather than checking !TARGET_SOFT_FLOAT on
3190 a chunk-by-chunk basis. Use SCALAR_FLOAT_TYPE_P instead of a
3191 comparison with REAL_TYPE. Rename local variable REG to REGNO
3192 and make it unsigned.
3193 (function_arg_advance): Rename to...
3194 (mips_function_arg_advance): ...this.
3195 (function_arg_boundary): Rename to...
3196 (mips_function_arg_boundary): ...this.
3197 (mips_pad_arg_upward): Use SCALAR_INT_MODE_P instead of a comparison
3199 (mips_fpr_return_fields): Use SCALAR_FLOAT_TYPE_P instead of a
3200 comparison with REAL_TYPE.
3201 (mips_function_value): Remove the FUNC argument. Rename local
3202 variable UNSIGNEDP to UNSIGNED_P.
3203 (mips_return_in_memory): Use IN_RANGE.
3204 (mips_setup_incoming_varargs): Pass a boolean rather than an int
3205 to FUNCTION_ARG_ADVANCE.
3206 (mips_gimplify_va_arg_expr): Rename local variable INDIRECT
3207 to INDIRECT_P. Remove a redundant mips_abi check. Only calculate
3208 SIZE and RSIZE if needed.
3209 (mips16_stub): Rename FPRET to FP_RET_P and give it type "bool"
3211 (build_mips16_function_stub): Rename to...
3212 (mips16_build_function_stub): ...this.
3213 (build_mips16_call_stub): Rename to...
3214 (mips16_build_call_stub): ...this. Make static, and return a
3215 "bool" rather than an "int". Rename the ARG_SIZE argument to
3216 ARGS_SIZE. Rename the local variable FPRET to FP_RET_P and give
3217 it type "bool". Use "jr" rather than "j". Use XNEW. Simplify.
3218 (mips_load_call_address): Give the SIBCALL_P argument type "bool"
3220 (mips_expand_call): Likewise. Assert that MIPS16 calls via stubs
3221 are not sibling ones.
3222 (mips_emit_fcc_reload): Rename to...
3223 (mips_expand_fcc_reload): ...this.
3224 (mips_get_unaligned_mem): Give the WIDTH and BITPOS arguments type
3226 (mips_expand_unaligned_load): Rename to...
3227 (mips_expand_ext_as_unaligned_load): ...this and give the WIDTH
3228 and BITPOS arguments type "HOST_WIDE_INT". Remove redundant
3230 (mips_expand_unaligned_store): Rename to...
3231 (mips_expand_ins_as_unaligned_store): ...this and give the WIDTH
3232 and BITPOS arguments type "HOST_WIDE_INT".
3233 (mips_use_ins_ext_p): Rename second and third arguments to WIDTH
3234 and BITPOS and give them type "HOST_WIDE_INT" rather than "rtx".
3236 (mips_init_split_addresses): Replace with...
3237 (mips_split_addresses_p): ...this new function.
3238 (mips_init_relocs): Check mips_split_addresses_p () rather than
3239 mips_split_addresses. Always initialize mips_split_p with booleans.
3240 (print_operand_reloc): Rename to...
3241 (mips_print_operand_reloc): ...this. Use a gcc_assert rather than
3243 (print_operand): Rename to...
3244 (mips_print_operand): ...this.
3245 (print_operand_address): Rename to...
3246 (mips_print_operand_address): ...this. Use GP_REG_FIRST.
3247 (mips_in_small_data_p): Simplify.
3248 (mips_output_ascii): Remove the PREFIX argument and "register"
3249 keywords. Use the STRING parameter directly and cast to
3251 (mips16e_collect_argument_save_p): Use IN_RANGE.
3252 (mips_function_has_gp_insn): Simplify.
3253 (mips_set_return_address): Use BITSET_P.
3254 (mips_restore_gp): Use a separate statement to pick the base
3256 (mips_output_function_prologue): Use a local FRAME variable.
3257 (mips_save_reg): Pass booleans to mips_subword.
3258 (mips_expand_prologue): Use a local FRAME variable. Use
3259 cprestore_size to detect when .cprestore is needed.
3260 (mips_restore_reg): Use GP_REG_FIRST.
3261 (mips_expand_epilogue): Give the SIBCALL_P argument type "bool"
3262 rather than "int". Use local FRAME and REGNO variables.
3263 (mips_can_use_return_insn): Return a "bool" rather than an "int".
3264 (mips_secondary_reload_class): Give the IN_P argument type "bool"
3266 (mips_linked_madd_p): Rename arguments to OUT_INSN and IN_INSN.
3267 (mips_store_data_bypass_p): Return a "bool" rather than an "int".
3268 (vr4130_swap_insns_p): Rename local variables to DEP1_P and DEP2_P.
3269 (mips_74k_agen_init): Assume INSN satisfies USEFUL_INSN_P.
3270 (mips_variable_issue): Do nothing unless INSN satisfies USEFUL_INSN_P.
3271 (builtin_description): Rename to...
3272 (mips_builtin_description): ...this.
3273 (mips_bdesc): Rename to...
3274 (mips_ps_bdesc): ...this.
3275 (sb1_bdesc): Rename to...
3276 (mips_sb1_bdesc): ...this.
3277 (dsp_bdesc): Rename to...
3278 (mips_dsp_bdesc): ...this.
3279 (dsp_32only_bdesc): Rename to...
3280 (mips_dsp_32only_bdesc): ...this.
3281 (bdesc_map): Rename to...
3282 (mips_bdesc_map): ...this.
3283 (bdesc_arrays): Rename to...
3284 (mips_bdesc_arrays): ...this.
3285 (mips_prepare_builtin_arg): Rename OP to OPNO and ARGNUM to ARGNO.
3286 Tweak error message.
3287 (mips_expand_builtin_direct): Rename HAS_TARGET to HAS_TARGET_P.
3288 Rename local variables I and J to OPNO and ARGNO respectively.
3289 Assert that the number of arguments is no more than the number of
3291 (mips_expand_builtin_compare): Use an array of arguments rather
3292 than an array of operands. Assert that the number of operands is
3294 (add_constant): Rename to...
3295 (mips16_add_constant): ...this. Use XNEW.
3296 (dump_constants_1): Rename to...
3297 (mips16_emit_constants_1): ...this. Use ALL_SCALAR_FIXED_POINT_MODE_P.
3298 (dump_constants): Rename to...
3299 (mips16_emit_constants): ...this.
3300 (mips_sim_wait_reg, mips_sim_record_set): Use END_REGNO.
3301 (mips_set_mips16_mode): Don't call mips_init_split_addresses.
3302 Assign mips16_p to was_mips16_p.
3303 (mips_parse_cpu): Tweak warning message.
3304 (override_options): Rename to...
3305 (mips_override_options): ...this. Move the mips_cost initialization
3306 out of the "shared with GAS" block. Quote option names in error
3308 (mips_conditional_register_usage): Make local variable REGNO unsigned.
3309 (mips_order_regs_for_local_alloc): Remove register keyword.
3311 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
3313 * system.h (IN_RANGE): Cast each argument individually.
3315 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
3317 * config/mips/mips.c (mips_set_mips16_mode) Say sorry for hard-float
3318 MIPS16 code unless using o32 or o64.
3320 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
3322 * config/mips/mips.c (mips_cannot_change_mode_class): Don't check
3323 for modes smaller than 4 bytes.
3324 * config/mips/mips.md (*movhi_internal, *movqi_internal): Remove
3327 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
3329 * config/mips/mips-protos.h (mips_output_aligned_bss): Delete.
3330 * config/mips/linux.h (BSS_SECTION_ASM_OP): Delete.
3331 (ASM_OUTPUT_ALIGNED_BSS): Delete.
3332 * config/mips/mips.c (mips_output_aligned_bss): Delete.
3334 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
3336 * config/mips/mips.c (mips_function_ok_for_sibcall): Only forbid
3337 sibling calls to "mips16" functions if the function satisfies
3338 const_call_insn_operand.
3340 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
3342 * config/mips/mips.c (mips_va_start): Fix types in calls
3345 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
3347 * config/mips/mips.c (mips_rtx_costs): Only recognize reciprocals
3350 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
3352 * config/mips/mips.h (ISA_HAS_LDC1_SDC1): New macro.
3353 * config/mips/mips.c (mips_split_64bit_move_p): Use ISA_HAS_LDC1_SDC1
3354 instead of checking mips_isa.
3356 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
3358 * doc/invoke.texi (-mpaired-single): Don't say that the option
3359 requires 64-bit code.
3360 * config/mips/mips-protos.h (mips_modes_tieable_p): Declare.
3361 * config/mips/mips.h (ISA_HAS_PAIRED_SINGLE): New macro.
3362 (ISA_HAS_NMADD_NMSUB): Add a mode argument. Return true for
3363 V2SF if ISA_MIPS32R2.
3364 (MODES_TIEABLE_P): Use mips_modes_tieable_p.
3365 * config/mips/mips.c (mips_rtx_costs): Pass a mode argument
3366 to ISA_HAS_NMADD_NMSUB.
3367 (mips_split_doubleword_move): Handle V2SF.
3368 (mips_modes_tieable_p): New function.
3369 (override_options): Report a warning rather than an error when
3370 -mpaired-single is used on ISAs that don't support it; use
3371 ISA_HAS_PAIRED_SINGLE to check that case.
3372 * config/mips/mips.md (MOVE64): New mode iterator. Replace DI
3373 and DF move splitters with a single MOVE64 splitter, thereby adding
3374 a V2SF splitter too.
3375 (SPLITF): Add TARGET_DOUBLE_FLOAT conditions to DI and DF.
3376 Add a TARGET_FLOAT64 condition to TF. Add V2SF to the iterator.
3377 (HALFMODE): Add V2SF.
3378 (*nmadd<mode>, *nmadd<mode>_fastmath, *nmsub<mode>)
3379 (*nmsub<mode>_fastmath): Add a mode argument to ISA_HAS_NMADD_NMSUB.
3380 (movv2sf_hardfloat_64bit): Tweak ordering of conditions.
3381 (movv2sf_hardfloat_32bit): New pattern.
3382 (load_low<mode>, load_high<mode>, store_word<mode>): Remove
3383 TARGET_DOUBLE_FLOAT conditions.
3385 2007-10-20 Jakub Jelinek <jakub@redhat.com>
3387 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Point
3388 saved CR2 offset to low 32 bits of regs->ccr rather than the whole
3389 64-bit register in 64-bit libgcc.
3391 2007-10-20 Eric B. Weddington <eweddington@cso.atmel.com>
3393 * config/avr/avr.c (avr_mcu_types): Add at90pwm2b, at90pwm3b.
3394 * config/avr/avr.h (LINK_SPEC): Likewise.
3395 (CRT_BINUTILS_SPECS): Likewsie.
3396 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
3398 2007-10-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3400 * doc/invoke.texi (Warning Options): Move -w, -Werror, -Werror=
3401 and -Wfatal-errors together.
3403 2007-10-20 Alan Modra <amodra@bigpond.net.au>
3406 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Revert 2007-05-16
3407 change for vrsave, ie restore after frame pop.
3409 2007-10-19 David S. Miller <davem@davemloft.net>
3411 * config/sparc/niagara2.md: Fix copyright notice.
3413 2007-10-19 Sebastian Pop <sebastian.pop@amd.com>
3415 PR tree-optimization/23820
3416 PR tree-optimization/24309
3417 PR tree-optimization/33766
3418 * testsuite/gcc.dg/tree-ssa/pr23820.c: New.
3419 * testsuite/gcc.dg/tree-ssa/pr24309.c: New.
3420 * testsuite/gcc.dg/tree-ssa/pr33766.c: New.
3421 * testsuite/gcc.dg/tree-ssa/ltrans-3.c: XFAILed.
3422 * tree-loop-linear.c (perfect_loop_nest_depth): New.
3423 (linear_transform_loops): Use perfect_loop_nest_depth.
3424 * lambda-code.c (perfect_nest_p): Outer loops in perfect nests
3425 should have a single condition: their exit.
3427 2007-10-19 Richard Guenther <rguenther@suse.de>
3431 * stor-layout.c (layout_type): Assert that aggregates do not
3432 have their alias sets set.
3433 * alias.c (get_alias_set): Return alias set zero for incomplete
3434 types, return the alias set of the element for incomplete array
3435 types, but do not remember these.
3437 2007-10-19 Richard Guenther <rguenther@suse.de>
3440 2007-10-19 Richard Guenther <rguenther@suse.de>
3443 * tree.c (build_array_type): Do not re-layout unbound array
3446 2007-10-19 Richard Guenther <rguenther@suse.de>
3449 * tree.c (build_array_type): Do not re-layout unbound array types.
3451 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
3453 * config/mips/mips.c (mips_canonicalize_comparison): Check
3454 mips_relational_operand_ok_p before trying to rewrite the test.
3455 Only calculate PLUS_ONE if needed.
3456 (mips_emit_int_relational): Don't call mips_relational_operand_ok_p
3459 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
3461 * config/mips/mips.c (mips16e_build_save_restore): Fix *OFFSET_PTR
3464 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
3466 * config/mips/mips.c (mips_call_tls_get_addr): Don't claim that
3467 the call uses the incoming value of $2.
3469 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
3471 * config/mips/mips.c (mips_call_tls_get_addr): Use gen_const_mem
3472 rather then gen_rtx_MEM.
3473 (mips_setup_incoming_varargs): Use gen_frame_mem rather than
3475 (mips_set_return_address): Likewise.
3476 (mips_restore_gp): Likewise.
3478 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
3480 * config/mips/mips.c (gpr_mode): Delete.
3481 (mips16e_build_save_restore): Use word_mode and UNITS_PER_WORD
3482 instead of gpr_mode.
3483 (mips_for_each_saved_reg): Likewise.
3484 (mips_expand_prologue, mips_expand_epilogue): Likewise.
3485 (override_options): Don't initialize gpr_mode.
3486 * config/mips/mips.md (eh_return): Use word_mode instead of gpr_mode.
3488 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
3490 * config/mips/mips.c (mips_hard_regno_nregs): Put the UNITS_PER_WORD
3492 (mips_class_max_nregs): Calculate the smallest consituent register
3493 size and use that to determine an upper bound on the number of
3496 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
3498 * config/mips/mips.c (mips16_copy_fpr_return_value): New function,
3500 (mips_expand_epilogue): ...here.
3501 (mips_mdebug_abi_name): New function, split out from...
3502 (mips_file_start): ...here.
3503 (mips_hard_regno_mode_ok_p): New function, split out from...
3504 (override_options): ...here.
3505 (mips_expand_builtin_1): New function, split out from...
3506 (mips_expand_buitin): ...here. Abort if we don't recognize
3509 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
3511 * config/mips/mips.c (build_mips16_function_stub): Load the
3512 target address into $1 before transfering the arguments.
3513 Don't use ".set noreorder".
3514 (build_mips16_call_stub): Likewise.
3516 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
3518 * config/mips/mips.c (mips_output_32bit_xfer): New function.
3519 (mips_output_64bit_xfer): Likewise.
3520 (mips16_fp_args): Rename to...
3521 (mips_output_args_xfer): ...this and replace the FROM_FP_P argument
3522 with a DIRECTION argument. Use mips_output_32bit_xfer and
3523 mips_output_64bit_xfer.
3524 (build_mips16_function_stub): Update accordingly.
3525 (mips16_fpret_double): Delete.
3526 (build_mips16_call_stub): Update after above changes.
3527 Use mips_output_32bit_xfer. Use mips_output_64bit_xfer instead
3528 of mips16_fpret_double. Use GP_REG_RETURN.
3530 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
3532 * config/mips/mips.c (mips16_fp_args): Remove the FILE argument and
3533 use asm_out_file instead.
3534 (build_mips16_function_stub): Likewise.
3535 (build_mips16_call_stub, mips_output_function_prologue): Update
3538 2007-10-18 David S. Miller <davem@davemloft.net>
3540 Add Niagara-2 support.
3541 * doc/invoke.texi: Document -m{cpu,tune}=niagara2.
3542 * config.gcc: Add niagara2 to cpu and tune lists for sparc.
3543 * config/sparc/sparc.md (sparc_cpu_attr): Add niagara2.
3544 (include): Add inclusion of niagara2.md
3545 * config/sparc/sparc.c (niagara2_costs): New.
3546 (sparc_override_options): Add niagara2 entry to cpu_default[]
3547 and cpu_table[]. Set align_functions to 32 on Niagara2. Use
3548 niagara2_costs when PROCESSOR_NIAGARA2. Handle Niagara2 for
3549 PARAM_SIMULTANEOUS_PREFETCHES and PARAM_L1_CACHE_LINE_SIZE.
3550 (sparc_initialize_trampoline): Handle niagara2 like niagara.
3551 (sparc64_initialize_trampoline): Likewise.
3552 (sparc_use_sched_lookahead): Likewise.
3553 (sparc_issue_rate): Likewise.
3554 * config/sparc/sol2-bi.h: Handle TARGET_CPU_niagara2 and
3556 * config/sparc/sparc.h (TARGET_CPU_niagara2): Define.
3557 ({CPP,ASM}_CPU64_DEFAULT_SPEC): Set appropriately for
3558 TARGET_CPU_niagara2.
3559 (PROCESSOR_NIAGARA2): New.
3560 (REGISTER_MOVE_COST): Handle PROCESSOR_NIAGARA2.
3561 (BRANCH_COST): Likewise.
3562 * config/sparc/linux64.h: Handle TARGET_CPU_niagara2.
3563 * config/sparc/sol2.h: Likewise.
3564 * config/sparc/niagara2.md: New file.
3566 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
3568 * config/mips/mips.c (mips_frame_info): Remove gp_reg_size and
3570 (mips_compute_frame_info): Remove associated code.
3571 (mips16e_build_save_restore): Check num_fp instead of fp_reg_size.
3573 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
3575 * config/mips/mips-protos.h (compute_frame_size): Delete.
3576 * config/mips/mips.h: Update comments.
3577 * config/mips/mips.c (mips_frame_info): Remove initialized.
3578 (compute_frame_size): Rename to...
3579 (mips_compute_frame_info): ...this and make static. Remove the
3580 SIZE argument and return no value. Remove the setting of initialized.
3581 Update rest of file accordingly.
3582 (mips_set_return_address): Don't call compute_frame_size.
3583 (mips_can_use_return_insn): Don't check df_regs_ever_live_p (31).
3584 Don't call compute_frame_size.
3586 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
3588 * config/mips/mips-protos.h (mips_frame_pointer_required): Declare.
3589 * config/mips/mips.h (FRAME_POINTER_REQUIRED): Use
3590 mips_hard_frame_pointer_required.
3591 (CAN_ELIMINATE): Rely on FRAME_POINTER_REQUIRED to check for
3592 large MIPS16 frames.
3593 * config/mips/mips.c (mips_frame_pointer_required): New function.
3595 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
3597 * config/mips/mips.c (mips_frame_info): Add arg_pointer_offset
3598 and hard_frame_pointer_offset.
3599 (mips_debugger_offset): Use hard_frame_pointer_offset.
3600 (mips16e_collect_argument_save_p): Likewise.
3601 (compute_frame_size): Initialize arg_pointer_offset and
3602 hard_frame_pointer_offset.
3603 (mips_initial_elimination_offset): Use them.
3604 (mips_output_function_prologue): Use hard_frame_pointer_offset.
3605 (mips_expand_prologue, mips_expand_epilogue): Likewise.
3607 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
3609 * config/mips/mips.h (STARTING_FRAME_OFFSET): Remove rtl
3611 * config/mips/mips.c (mips_frame_info): Give num_gp and num_fp type
3612 "unsigned int" rather than "int" and put them with the other
3613 register-related fields. Put expanded comments above fields
3614 rather than to their right.
3615 (mips16e_mask_registers): Replace the GP_REG_SIZE_PTR argument
3616 with a NUM_REGS_PTR argument.
3617 (mips16e_save_restore_pattern_p): Update accordingly.
3618 (compute_frame_size): Clarify frame diagram. Rewrite.
3620 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
3622 * config/mips/mips-ftypes.def: New file.
3623 * config/mips/mips.c (MIPS_FTYPE_NAME1, MIPS_FTYPE_NAME2)
3624 (MIPS_FTYPE_NAME3, MIPS_FTYPE_NAME4): New macros.
3625 (mips_function_type): Redefine using mips-ftypes.def.
3626 (dsp_bdesc): Use POINTER rather than PTR in the MIPS_*_FTYPE_* names.
3627 (mips_builtin_vector_type): New function.
3628 (MIPS_ATYPE_VOID, MIPS_ATYPE_INT, MIPS_ATYPE_POINTER, MIPS_ATYPE_SI)
3629 (MIPS_ATYPE_USI, MIPS_ATYPE_DI, MIPS_ATYPE_SF, MIPS_ATYPE_DF)
3630 (MIPS_ATYPE_V2SF, MIPS_ATYPE_V2HI, MIPS_ATYPE_V4QI, MIPS_FTYPE_ATYPES1)
3631 (MIPS_FTYPE_ATYPES2, MIPS_FTYPE_ATYPES3, MIPS_FTYPE_ATYPES4): New
3633 (mips_build_function_type): New function.
3634 (mips_init_builtins): Use it to create types lazily.
3636 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
3638 * config/mips/mips.h (set_volatile): Delete.
3639 * config/mips/mips.c (set_volatile): Delete.
3640 (mips_print_operand_punctuation): New function, split out from
3641 print_operand. Remove '%{', '%}', '%~', '%&' and '%!'.
3642 Use the same character ordering in the code and the comments.
3643 Use a recursive call to handle '*'. Abort on unknown characters.
3644 (mips_init_print_operand_punct): New function, split out from
3646 (mips_print_int_branch_condition): New function, split out from
3647 print_operand. Use GET_RTX_NAME. Use output_operand_lossage
3648 to report unexpected codes.
3649 (mips_print_float_branch_condition): New function, split out from
3650 print_operand. Use output_operand_lossage to report unexpected codes.
3651 (print_operand): Rework to use a case statement. Use the
3652 same letter ordering in the code and the comments. Use
3653 output_operand_lossage to report unexpected codes and
3654 reverse_condition to handle inverted branch conditions.
3655 (override_options): Use mips_init_print_operand_punct.
3657 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
3659 * config/mips/mips.h: Move variable declarations to end of file and
3660 enclose them all in #ifndef USED_FOR_TARGET.
3661 * config/mips/mips.c: Reorder functions into more logical groups,
3662 and so that callees appear before callers. Put the targetm
3663 initializer at the end of the file. Remove forward static
3664 declarations where possible.
3665 (mips_init_builtins): Add "static" to definition.
3666 (mips_expand_builtin, mips_mode_rep_extended): Likewise.
3668 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
3670 * config/mips/mips.c (TARGET_MIN_ANCHOR_OFFSET): Delete.
3671 (TARGET_MAX_ANCHOR_OFFSET): Delete.
3672 (mips_cannot_force_const_mem): Don't check TARGET_HAVE_TLS.
3673 (mips_set_mips16_mode): Initialize min_anchor_offset and
3674 max_anchor_offset directly to constants.
3676 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
3678 * config/mips/mips.c: Delete trailing whitespace.
3680 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
3682 * config/mips/mips.c (mips_expand_call): Use FAKE_CALL_REGNO.
3683 (mips_avoid_hazard): Allow multiple sets for HAZARD_DELAY,
3685 * config/mips/mips.md (load_call<mode>): Don't make the unspec
3686 depend on FAKE_CALL_REGNO. Set FAKE_CALL_REGNO.
3688 2007-10-18 David Daney <ddaney@avtrex.com>
3690 * config/mips/linux-unwind.h (mips_fallback_frame_state): Use new
3691 reg_offset variable to calculate register locations.
3693 2007-10-18 Richard Guenther <rguenther@suse.de>
3695 * tree-ssa.c (uid_ssaname_map_eq): New function.
3696 (uid_ssaname_map_has): Likewise.
3697 (init_tree_ssa): Allocate default_defs as uid_ssaname map.
3698 * tree-flow.h (struct gimple_df): Make default_defs a
3700 * tree-dfa.c (gimple_default_def): Deal with it.
3701 (set_default_def): Likewise.
3703 2007-10-18 Richard Guenther <rguenther@suse.de>
3705 * tree-flow.h (struct gimple_df): Make referenced_vars
3707 (uid_decl_map_eq): Declare.
3708 (uid_decl_map_hash): Likewise.
3709 * tree-ssa.c (uid_decl_map_eq): New function.
3710 (uid_decl_map_hash): Likewise.
3711 (init_tree_ssa): Make referenced_vars a uid_decl_map.
3712 * tree-flow-inline.h (first_referenced_var): Deal with
3713 the referenced_vars representation change.
3714 (next_referenced_var): Likewise.
3715 * tree-dfa.c (referenced_var_lookup): Likewise.
3716 (referenced_var_check_and_insert): Likewise.
3717 (remove_referenced_var): Likewise.
3719 2007-10-18 Daniel Jacobowitz <dan@codesourcery.com>
3721 * config/mips/mips.c (mips_dwarf_register_span): New.
3722 (TARGET_DWARF_REGISTER_SPAN): Define.
3724 2007-10-18 Chen Liqin <liqin@sunnorth.com.cn>
3726 * config.gcc : update score-*-elf(extra_objs).
3727 * config/score/mac.md : Remove.
3728 * config/score/misc.md : Remove.
3729 * config/score/score7.md : Remove.
3730 * config/score/score-mdaux.h : Remove.
3731 * config/score/score-mdaux.c : Remove.
3732 * config/score/score-version.h : Remove.
3733 * config/score/score-generic.md : New.
3734 * config/score/score3.h : New.
3735 * config/score/score3.c : New.
3736 * config/score/score7.h : New.
3737 * config/score/score7.c : New.
3738 * config/score/mul-div.S : add flush_cache score3 support.
3739 * config/score/elf.h : Fix some typos.
3740 * config/score/score.md : merge score3 and score7 pattern.
3741 * config/score/score.c : use to seperate which target it used.
3742 * config/score/score.h : use to seperate the target macro.
3743 * config/score/score.opt : remove -mmac option , add -mscore3,
3744 -mscore3d and -march OPTION support.
3746 2007-10-17 Andrew Pinski <andrew_pinski@playstation.sony.com>
3748 * cfgexpand.c (expand_stack_vars): Add checking to make sure
3749 that the offset of a variable is not greater than the size
3752 2007-10-17 Anatoly Sokolov <aesok@post.ru>
3754 * config/avr/avr.c (avr_mcu_types): Add support for atmega48p,
3755 atmega88p, atmega168p and atmega328p devices.
3756 * config/avr/avr.h (LINK_SPEC): (Ditto.).
3757 (CRT_BINUTILS_SPECS): (Ditto.).
3758 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
3760 2007-10-17 Maxim Kuvyrkov <maxim@codesourcery.com>
3762 * sched-ebb.c: Surround code with '#ifdef INSN_SCHEDULING'.
3764 * sched-deps.c: Ditto. Remove nested #ifdef's INSN_SCHEDULING.
3765 * sched-int.h: Surround declarations with '#ifdef INSN_SCHEDULING'.
3766 (print_insn): Move declaration to ...
3767 * rtl.h (print_insn): ... here.
3769 2007-10-17 Maxim Kuvyrkov <maxim@codesourcery.com>
3771 * config/m68k/m68k.h (m68k_sched_cpu, m68k_sched_attr_opx_type,
3772 m68k_sched_attr_opy_type, m68k_sched_attr_size, m68k_sched_attr_op_mem,
3773 m68k_sched_branch_type): Move declarations to ...
3774 * config/m68/m68k-protos.h: ... here.
3776 2007-10-17 Maxim Kuvyrkov <maxim@codesourcery.com>
3778 * genattrtab.c (main): Rearrange output of insn-attrtab.c headers.
3780 2007-10-17 Eric B. Weddington <eweddington@cso.atmel.com>
3782 * config/avr/avr.c (avr_mcu_types): Add attiny48.
3783 * config/avr/avr.h (LINK_SPEC): Likewise.
3784 (CRT_BINUTILS_SPECS): Likewsie.
3785 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
3787 2007-10-17 Eric B. Weddington <eweddington@cso.atmel.com>
3789 * config/avr/avr.c (avr_mcu_types): Add attiny43u.
3790 * config/avr/avr.h (CRT_BINUTILS_SPECS): Likewsie.
3791 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
3793 2007-10-17 Uros Bizjak <ubizjak@gmail.com>
3796 * reg-stack.c (move_for_stack_reg): Swap input argument of
3797 UNSPEC_TAN insn to the top of the stack.
3799 2007-10-17 Uros Bizjak <ubizjak@gmail.com>
3802 * config/i386/i386.c (ix86_expand_builtin) [IX86_BUILTIN_PSLLWI128,
3803 IX86_BUILTIN_PSLLDI128, BUILTIN_PSLLQI128, IX86_BUILTIN_PSRAWI128,
3804 IX86_BUILTIN_PSRADI128, IX86_BUILTIN_PSRLWI128,
3805 IX86_BUILTIN_PSRLDI128, IX86_BUILTIN_PSRLQI128]: Do not require
3806 immediate shift value.
3807 * config/i386/emmintrin.h (_mm_slli_epi16, _mm_slli_epi32,
3808 _mm_slli_epi64, _mm_srai_epi16, _mm_srai_epi32, _mm_srli_epi16,
3809 _mm_srli_epi32, _mm_srli_epi64): Remove 'const' from count argument.
3810 Remove macros for !__OPTIMIZE__ case.
3812 2007-10-17 Daniel Berlin <dberlin@dberlin.org>
3814 * tree-ssa-structalias.c (rewrite_constraints): Don't test for
3816 (perform_var_substitution): Only DFS from real nodes. Don't test
3818 (unite_pointer_equivalences): Fix broken test.
3820 2007-10-17 Alan Modra <amodra@bigpond.net.au>
3822 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Correct
3823 altivec sp_offset. Rearrange sp_offset assignments to
3824 correspond to stack adjustments. Use frame_reg_rtx for
3825 SPE register restores. Correct SPE stack adjustment.
3827 2007-10-17 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3829 * builtins.c (gimplify_va_arg_expr): Use inform for help message.
3830 * toplev.c (check_global_declaration_1): Use appropriate warning
3831 option instead of unnamed warning.
3832 * stor-layout.c (layout_decl): Likewise.
3833 * c-typeck.c (build_conditional_expr): Likewise.
3834 (build_compound_expr): Fix wrong comment.
3835 (build_binary_op): Use appropriate warning option instead of
3837 * cfgexpand.c (tree_expand_cfg): Likewise.
3838 * tree-optimize.c (tree_rest_of_compilation): Likewise.
3839 * tree-cfg.c (remove_useless_stmts_warn_notreached): Likewise.
3840 (execute_warn_function_return): Likewise.
3841 * stmt.c (warn_if_unused_value): Likewise.
3843 2007-10-16 Eric B. Weddington <eweddington@cso.atmel.com>
3845 * config/avr/avr.c (avr_mcu_types): Add at90pwm216, at90pwm316.
3846 * config/avr/avr.h (LINK_SPEC): Likewise and remove regex for
3848 (CRT_BINUTILS_SPECS): Likewsie.
3849 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
3851 2007-10-16 Amruth Laxman <amruth.laxman@nsn.com>
3854 * config/sparc/sparc.h (LOCAL_ALIGNMENT): Define.
3856 2007-10-16 Eric Botcazou <ebotcazou@libertysurf.fr>
3858 * dce.c (init_dce): Only initialize the obstacks for the fast pass.
3859 (fini_dce): Only release them for the fast pass.
3860 (end_ud_dce): Delete.
3861 (rest_of_handle_ud_dce): Do not modify df_in_progress.
3862 Call fini_dce instead of end_ud_dce.
3863 (rest_of_handle_fast_dce): Do not modify df_in_progress.
3864 (run_fast_df_dce): Reset df_in_progress to false on exit.
3866 2007-10-16 Paolo Bonzini <bonzini@gnu.org>
3867 Maxim Kuvyrkov <maxim@codesourcery.com>
3869 * target.h (unspec_may_trap_p): New target hook.
3870 * target-def.h (TARGET_UNSPEC_MAY_TRAP_P): New macro.
3871 * targhooks.c (default_unspec_may_trap_p): Default implementation of
3873 * targhooks.h (default_unspec_may_trap_p): Declare it.
3874 * doc/tm.texi (TARGET_UNSPEC_MAY_TRAP_P): Document new hook.
3875 * rtlanal.c (may_trap_p_1): Use new hook. Make global.
3876 * rtl.h (may_trap_p_1): Declare.
3878 * config/ia64/ia64.c (ia64_unspec_may_trap_p): New function to
3879 override default hook implementation.
3880 (TARGET_UNSPEC_MAY_TRAP_P): Override default implementation of the
3883 2007-10-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3885 * doc/invoke.texi (Wextra): Move it just after Wall, list the
3886 options enabled by Wextra and mention Wuninitialized.
3888 2007-10-15 Nigel Stephens <nigel@mips.com>
3890 * config/mips/mips.h (LOCAL_ALIGNMENT): Define.
3892 2007-10-15 Jakub Jelinek <jakub@redhat.com>
3894 PR tree-optimization/33136
3895 * opts.c (decode_options): Don't enable flag_ipa_type_escape.
3897 2007-10-15 Alexandre Oliva <aoliva@redhat.com>
3899 PR tree-optimization/33735
3900 PR tree-optimization/33572
3901 * tree-inline.c (update_ssa_across_abnormal_edges): Revert
3902 2007-10-09's change.
3903 * except.c (duplicate_eh_regions): Don't look for prev_try
3904 beyond ERT_ALLOWED_EXCEPTIONS with an empty list.
3906 2007-10-15 Alexandre Oliva <aoliva@redhat.com>
3909 * tree-inline.c (copy_bb): Use bsi_replace to replace a
3910 __builtin_va_arg_pack-containing call stmt.
3912 2007-10-15 Razya Ladelsky <razya@il.ibm.com>
3914 * matrix-reorg.c (gate_matrix_reorg): Don't comment out whole
3917 2007-10-15 Jakub Jelinek <jakub@redhat.com>
3919 PR tree-optimization/33619
3920 * tree-ssa-ter.c (is_replaceable_p): Return false for all
3923 2007-10-15 David Edelsohn <edelsohn@gnu.org>
3925 * config.gcc (powerpc-ibm-aix5*): Install altivec.h.
3927 2007-10-15 Richard Guenther <rguenther@suse.de>
3929 * fold-const.c (extract_array_ref): Remove.
3930 (fold_comparison): Handle POINTER_PLUS_EXPR with the
3931 generic address expression comparison folding. Remove
3932 the folding that used extract_array_ref.
3934 2007-10-15 Maxim Kuvyrkov <maxim@codesourcery.com>
3937 * haifa-sched.c (process_insn_forw_deps_be_in_spec): Check if
3938 speculation type of insn can be changed before trying to do that.
3940 2007-10-15 Eric Botcazou <ebotcazou@libertysurf.fr>
3942 * dse.c (struct insn_info): Add 'frame_read' field.
3943 (scan_insn): For the call to a const function, set frame_read if
3944 reload has been run.
3945 If the insn reads the frame, kill the frame related stores.
3946 (scan_reads_nospill): Likewise.
3948 2007-10-14 Jason Merrill <jason@redhat.com>
3950 * tree-eh.c (optimize_double_finally): Don't assume that the
3951 cleanup we're duplicating is only one statement.
3953 2007-10-14 Kazu Hirata <kazu@codesourcery.com>
3955 * config/fixed-bit.c, config/i386/cpuid.h, config/i386/i386.c,
3956 config/i386/i386.md, config/i386/sse.md, function.c, jump.c,
3957 modulo-sched.c, ra-conflict.c, toplev.c, tree-eh.c, tree-sra.c,
3958 tree-ssa-dse.c, tree-vect-analyze.c, tree-vect-patterns.c,
3959 tree-vect-transform.c: Fix comment typos.
3960 * doc/extend.texi: Fix a typo.
3962 * c-common.h: Remove the prototype for c_expand_body.
3963 * c-tree.h: Remove the prototype for c_disregard_inline_limits.
3964 * tree.h: Remove the prototype for fold_build_call_expr.
3966 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_CANNOT_INLINE_TREE_FN):
3968 * c-tree.h: Remove the prototype for c_cannot_inline_tree_fn.
3970 2007-10-13 David Edelsohn <edelsohn@gnu.org>
3972 * config/rs6000/aix53.h: New file.
3973 * config/rs6000/aix{41,43,51,52}.h (TARGET_ALTIVEC): Define to 0.
3974 (TARGET_ALTIVEC_ABI): Same.
3975 * config/rs6000/aix.h (TARGET_ALTIVEC): Delete.
3976 (TARGET_ALTIVEC_ABI): Delete.
3977 * config.gcc (powerpc-ibm-aix5*): Rename to aix5.2. Add new
3978 stanza defaulting to aix5.3.
3980 2007-10-12 Nathan Froyd <froydnj@codesourcery.com>
3982 * config/i386/i386.md (SI_REG, DI_REG): New constants.
3983 (strmov): Use defined constants.
3984 (cmpstrnsi): Likewise.
3985 * config/i386/i386.c (decide_alg): Use defined constants.
3986 (ix86_expand_strlen): Likewise.
3988 2007-10-12 Richard Sandiford <rsandifo@nildram.co.uk>
3990 * dse.c (find_shift_sequence): Reinstate "<= UNITS_PER_WORD" condition.
3991 * var-tracking.c (micro_operation_def): Update comment on u.loc.
3992 (mode_for_reg_attrs, var_lowpart): New functions.
3993 (add_uses): Consider recording a lowpart of LOC for MO_USE.
3994 (add_stores): Likewise MO_SET and MO_COPY. If the source of a set
3995 or copy is known, set LOC to the SET that performs the set, instead
3997 (find_src_status, find_src_set_src): Remove LOC parameter.
3998 Replace INSN with the source value.
3999 (compute_bb_dataflow, emit_notes_in_bb): Check for a SET u.loc when
4000 handling MO_SET and MO_COPY. Update the calls to find_src_status
4001 and find_src_set_src.
4003 2007-10-12 Nathan Froyd <froydnj@codesourcery.com>
4006 * config/i386/i386.md (strmov): Check for esi and edi usage.
4007 * config/i386/i386.c (decide_alg): Check whether we can use a
4008 rep prefix and adjust algorithm choice accordingly.
4009 (ix86_expand_strlen): Check for eax, ecx, and edi usage.
4011 2007-10-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4013 * config/c4x/c4x.md (mulqi3, mulhi3): Use optab_libfunc.
4015 2007-10-12 Kenneth Zadeck <zadeck@naturalbridge.com>
4017 * global.c (build_insn_chain): Formatting fixes.
4019 2007-10-12 Richard Guenther <rguenther@suse.de>
4021 * tree-ssa-forwprop.c (forward_propagate_into_cond): For
4022 combining both operands require either both have single uses
4023 or combining to a constant.
4025 2007-10-12 Richard Guenther <rguenther@suse.de>
4028 * tree-ssa-forwprop.c (can_propagate_from): Do not propagate from
4029 a rhs with side-effects or which is a load.
4030 (forward_propagate_into_cond): Also try combining both operands.
4032 2007-10-12 Uros Bizjak <ubizjak@gmail.com>
4034 PR tree-optimization/33742
4035 * tree-vect-transform.c (vectorizable_operation): Return false
4036 if get_vectype_for_scalar_type for scalar_dest can't be determined.
4037 (vectorizable_call): Same for rhs_type and lhs_type.
4039 2007-10-12 Jakub Jelinek <jakub@redhat.com>
4041 PR tree-optimization/33645
4042 * tree-ssa-live.c (mark_all_vars_used): Add data argument,
4043 pass it to walk_tree.
4044 (mark_all_vars_used_1): Pass data through to mark_all_vars_used.
4045 When calling set_is_used on a VAR_DECL, if data is not NULL and
4046 its DECL_UID is in the bitmap, call mark_all_vars_used on its
4047 DECL_INITIAL after clearing the bit in bitmap.
4048 (remove_unused_locals): Adjust mark_all_vars_used callers.
4049 Instead of removing unused global vars from unexpanded_var_list
4050 immediately record them in bitmap, call mark_all_vars_used on
4051 all used global vars from unexpanded_var_list and only purge
4052 global vars that weren't found used even during that step.
4054 2007-10-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4056 * gthr-posix.h (__gthread_active_init): Create detached instead of
4057 joinable thread when testing whether threads are active on hppa-hpux.
4058 * gthr-posix95.h (__gthread_active_init): Likewise.
4060 2007-10-11 Kenneth Zadeck <zadeck@naturalbridge.com>
4063 * global.c (build_insn_chain): Include insn that occur between
4066 2007-10-11 Tom Tromey <tromey@redhat.com>
4068 * gengtype-yacc.y: Delete.
4070 2007-10-11 Uros Bizjak <ubizjak@gmail.com>
4072 * config/i386/i386.md (AX_REG, DX_REG, CX_REG): New constants.
4073 * config/i386/i386.c (ix86_function_arg_regno_p, function_arg_32,
4074 function_value_32, function_value_64, function_value_ms_64,
4075 setup_incoming_varargs_64, ix86_expand_prologue, ix86_expand_call,
4076 legitimize_tls_address, x86_this_parameter, x86_output_mi_thunk):
4079 2007-10-11 Richard Guenther <rguenther@suse.de>
4081 * gcse.c (hash_scan_set): If the next nonnote insn is in
4082 a different basic block insert the set.
4084 2007-10-11 Richard Guenther <rguenther@suse.de>
4087 * tree-cfg.c (one_pointer_to_useless_type_conversion_p): New function.
4088 (verify_gimple_expr): Use it to verify pointer-to types for
4091 2007-10-11 Richard Guenther <rguenther@suse.de>
4094 * c-typeck.c (build_array_ref): Do not strip qualifiers from
4095 the array element type.
4097 2007-10-11 Eric Botcazou <ebotcazou@libertysurf.fr>
4099 PR rtl-optimization/33638
4100 * dse.c (struct insn_info): Remove 'stack_read' field,
4101 add 'stack_pointer_based' field.
4102 (record_store): For a store with non-constant base, record
4103 whether it is stack pointer based.
4104 (scan_insn): For the call to a const function, remove stack
4105 pointer based stores from the list of local active stores.
4106 (scan_reads_nospill): Delete code dealing with const functions.
4108 2007-10-10 Peter Bergner <bergner@vnet.ibm.com>
4110 * ra-conflict.c (partial_bitnum, max_bitnum): Change type of variables
4112 (conflict_p, set_conflict, set_conflicts): Likewise.
4113 * global.c (global_alloc): Likewise.
4114 * ra.h: Update prototypes.
4116 2007-10-10 Wolfgang Gellerich <gellerich@de.ibm.com>
4118 * opth-gen.awk: Fixed generation of comment stating the origin
4121 2007-10-10 Kazu Hirata <kazu@codesourcery.com>
4124 2007-10-09 Kazu Hirata <kazu@codesourcery.com>
4125 * longlong.h (count_leading_zeros): Replace '{' and '}' with '%{'
4126 and '%}', respectively.
4129 2007-10-09 Kazu Hirata <kazu@codesourcery.com>
4130 * config/m68k/m68k.c (print_operand): Handle '{' and '}'.
4131 * config/m68k/m68k.h (PRINT_OPERAND_PUNCT_VALID_P): Accept '{'
4133 * config/m68k/m68k.md: Replace '{' with '%{' where '{' is
4137 2007-10-07 Kazu Hirata <kazu@codesourcery.com>
4138 * config/m68k/m68k.c, config/m68k/m68k.md: Use the assembly
4139 syntax for ASSEMBLER_DIALECT.
4140 * config/m68k/m68k.h (ASSEMBLER_DIALECT): New.
4142 2007-10-10 Revital Eres <eres@il.ibm.com>
4144 * modulo-sched.c (check_nodes_order): Dump the final order of
4146 (get_sched_window): Add dump info.
4147 (calculate_order_params): Dump order params of the nodes.
4149 2007-10-09 Kenneth Zadeck <zadeck@naturalbridge.com>
4152 * ra-conflict.c (record_one_conflict_between_regnos,
4153 set_conflicts_for_earlyclobber, global_conflicts): Improved logging.
4154 (global_conflicts): Enhanced incorrect check.
4156 2007-10-09 Geoffrey Keating <geoffk@apple.com>
4158 * dwarf2out.c (output_call_frame_info): FDEs are always emitted
4159 if flag_exceptions is not set.
4160 * config/darwin.c (darwin_emit_unwind_label): Rewrite to use
4161 assemble_name rather than incorrectly emulating it.
4163 * doc/extend.texi (Deprecated Features): Mention that <? and >? and
4164 friends are removed from G++.
4166 2007-10-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4168 * c-opts.c (c_common_handle_option): -Wnontemplate-friend,
4169 -Wwrite-strings and -Wmultichar are enabled by default, so Wall
4170 enabling them is redundant. Don't check two times for
4173 2007-10-09 H.J. Lu <hongjiu.lu@intel.com>
4175 * ra-conflict.c (record_one_conflict_between_regnos): Revert
4177 (set_conflicts_for_earlyclobber): Likewise.
4178 (global_conflicts): Likewise.
4180 2007-10-09 Kazu Hirata <kazu@codesourcery.com>
4182 * longlong.h (count_leading_zeros): Replace '{' and '}' with '%{'
4183 and '%}', respectively.
4185 2007-10-09 Kazu Hirata <kazu@codesourcery.com>
4187 * config/m68k/m68k.c (print_operand): Handle '{' and '}'.
4188 * config/m68k/m68k.h (PRINT_OPERAND_PUNCT_VALID_P): Accept '{'
4190 * config/m68k/m68k.md: Replace '{' with '%{' where '{' is
4193 2007-10-09 Richard Guenther <rguenther@suse.de>
4196 * gimplify.c (canonicalize_component_ref): Honor qualifiers
4197 of referenced structure and component.
4199 2007-10-09 Kenneth Zadeck <zadeck@naturalbridge.com>
4202 * ra-conflict.c (record_one_conflict_between_regnos,
4203 set_conflicts_for_earlyclobber, global_conflicts): Improved logging.
4204 (global_conflicts): Removed incorrect check.
4206 2007-10-09 Richard Sandiford <rsandifo@nildram.co.uk>
4208 PR tree-optimization/33615
4209 * tree-ssa-pre.c (compute_avail): Don't call make_values_for_stmt
4210 if the statement might throw. Fix formatting.
4212 2007-10-09 Richard Sandiford <rsandifo@nildram.co.uk>
4214 PR tree-optimization/33615
4215 * tree-ssa-loop-im.c (movement_possibility): Return MOVE_IMPOSSIBLE
4216 if the rhs might throw.
4218 2007-10-09 Jan Hubicka <jh@suse.cz>
4220 * invoke.texi (align-threshold, align-loop-iterations): Document.
4221 * final.c: Include cfgloop.h, params.h
4222 (compute_alignments): Dump decisions and compare them with loop
4223 structure; honor given parameters.
4224 (pass_compute_alignments): New dump file.
4225 * params.def (PARAM_ALIGN_THRESHOLD, PARAM_ALIGN_LOOP_ITERATIONS): New.
4226 * Makefile.in (final.o): Add dependency on cfgloop.h and params.h
4228 2007-10-09 James E. Wilson <wilson@specifix.com>
4230 PR tree-optimization/33655
4232 * tree-sra.c (bitfield_overlaps_p): When fld->element is INTEGER_CST,
4233 convert it to bitsizetype before size_binop call.
4235 2007-10-09 Alexandre Oliva <aoliva@redhat.com>
4237 PR tree-optimization/33572
4238 * tree-inline.c (update_ssa_across_abnormal_edges): Tolerate
4239 the absence of a corresponding edge from the exit block.
4241 2007-10-09 Alexandre Oliva <aoliva@redhat.com>
4244 * tree-sra.c (instantiate_element): Use BYTES_BIG_ENDIAN for
4246 (sra_build_assignment): Likewise. Set up mask depending on
4247 precision, not type.
4248 (sra_build_bf_assignment): Use BYTES_BIG_ENDIAN. Don't overflow
4249 computing bit masks.
4250 (sra_build_elt_assignment): Don't view-convert from signed to
4252 (sra_explode_bitfield_assignment): Use bit-field type if
4253 possible. Use BYTES_BIG_ENDIAN.
4255 2007-10-08 Alexandre Oliva <aoliva@redhat.com>
4258 * tree-sra.c (scalarize_lsdt): Fix thinko in testing whether
4259 the original stmt can throw.
4260 (sra_build_bf_assignment): Fix type mismatch when applying negated
4263 2007-10-08 Geoffrey Keating <geoffk@apple.com>
4265 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Register
4266 '#pragma mark' to be executed at preprocessing time.
4268 2007-10-08 Ollie Wild <aaw@google.com>
4270 * varasm.c (compare_constant): Removed call to
4271 lang_hooks.expand_constant.
4272 (copy_constants): Removed call to lang_hooks.expand_constant.
4273 (compute_reloc_for_constant): Removed call to
4274 lang_hooks.expand_constant.
4275 (output_addressed_constants): Removed call to
4276 lang_hooks.expand_constant.
4277 (constructor_static_from_elts_p): Removed call to
4278 lang_hooks.expand_constant.
4279 (output_constant): Removed calls to lang_hooks.expand_constant.
4280 * langhooks.h (struct lang_hooks): Removed field expand_constant.
4281 * langhooks-def.h (lhd_return_tree): Removed.
4282 (LANG_HOOKS_EXPAND_CONSTANT): Removed.
4283 (LANG_HOOKS_INITIALIZER): Removed LANG_HOOKS_EXPAND_CONSTANT.
4284 * langhooks.c (lhd_return_tree): Removed.
4286 2007-10-08 Mark Shinwell <shinwell@codesourcery.com>
4288 * combine.c (setup_incoming_promotions): Ensure that
4289 arguments that have not undergone mode promotions do not
4290 incorrectly get marked as being sign- or zero-extended.
4292 2007-10-08 Richard Guenther <rguenther@suse.de>
4297 * fold-const.c (fold_binary): Use correct types in folding
4298 of a * (1 << b) to (a << b). Likewise for ~A & ~B to ~(A | B)
4299 and building of RROTATE_EXPR.
4301 2007-10-08 Richard Guenther <rguenther@suse.de>
4306 * fold-const.c (fold_binary): Use the correct types when
4307 folding (A | CST1) & CST2 to (A & CST2) | (CST1 & CST2).
4308 (fold_binary): Use the correct types when folding
4309 (-A) - B to (-B) - A.
4310 (fold_unary): Use the correct types when folding ~(X).
4312 2007-10-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4314 * doc/invoke.texi (Wall): fix formatting issues.
4316 2007-10-07 Richard Sandiford <rsandifo@nildram.co.uk>
4318 * simplify-rtx.c (simplify_binary_operation_1): Canonicalize
4319 truncated shift counts.
4321 2007-10-07 Kazu Hirata <kazu@codesourcery.com>
4323 * config/m68k/m68k.c, config/m68k/m68k.md: Use the assembly
4324 syntax for ASSEMBLER_DIALECT.
4325 * config/m68k/m68k.h (ASSEMBLER_DIALECT): New.
4327 2007-10-06 Eric Botcazou <ebotcazou@adacore.com>
4328 Nathan Froyd <froydnj@codesourcery.com>
4330 * dwarf2out.c (dwarf2out_frame_init): Check for DWARF2_FRAME_INFO
4331 when determining whether to record INCOMING_RETURN_ADDR_RTX.
4333 2007-10-06 Eric Botcazou <ebotcazou@adacore.com>
4336 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
4338 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
4339 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
4340 the function, temporarily point the debug interface to the null one.
4342 2007-10-06 Alexandre Oliva <aoliva@redhat.com>
4344 PR tree-optimization/33655
4346 * tree-sra.c (bitfield_overlaps_p): Handle array and complex elements.
4348 2007-10-06 Alexandre Oliva <aoliva@redhat.com>
4350 PR tree-optimization/33572
4351 * tree-cfg.c (verify_stmts): Check for missing PHI defs.
4352 * tree-inline.c (update_ssa_across_eh_edges): Renamed to...
4353 (update_ssa_across_abnormal_edges): ... this. Set slots in the
4355 (copy_edges_for_bb): Handle nonlocal label edges.
4356 (make_nonlocal_label_edges): Deleted.
4357 (optimize_inline_calls): Don't call it.
4359 2007-10-05 Hans-Peter Nilsson <hp@axis.com>
4361 * gthr-single.h: Revert last change.
4363 2007-10-05 Michael Matz <matz@suse.de>
4366 * lower-subreg.c (decompose_multiword_subregs): Use
4367 validate_unshare_change().
4369 2007-10-05 Peter Bergner <bergner@vnet.ibm.com>
4371 * ra-conflict.c: Include "sparseset.h".
4372 (conflicts): Change to HOST_WIDEST_FAST_INT.
4373 (allocnos_live): Redefine variable as a sparseset.
4374 (SET_ALLOCNO_LIVE, CLEAR_ALLOCNO_LIVE, GET_ALLOCNO_LIVE):
4376 (allocno_row_words): Removed global variable.
4377 (partial_bitnum, max_bitnum, adjacency_pool, adjacency): New variables.
4378 (CONFLICT_BITNUM, CONFLICT_BITNUM_FAST): New defines.
4379 (conflict_p, set_conflict_p, set_conflicts_p): New functions.
4380 (record_one_conflict_between_regnos): Cache allocno values and reuse.
4382 (record_one_conflict): Update uses of allocnos_live to use
4383 the sparseset routines. Use set_conflicts_p.
4384 (mark_reg_store): Likewise.
4385 (set_reg_in_live): Likewise.
4386 (global_conflicts): Update uses of allocnos_live.
4387 Use the new adjacency list to visit an allocno's neighbors
4388 rather than iterating over all possible allocnos.
4389 Call set_conflicts_p to setup conflicts rather than adding
4391 * global.c: Comments updated.
4392 (CONFLICTP): Delete define.
4393 (regno_compare): New function. Add prototype.
4394 (global_alloc): Sort the allocno to regno mapping according to
4395 which basic blocks the regnos are referenced in. Modify the
4396 conflict bit matrix to a compressed triangular bitmatrix.
4397 Only allocate the conflict bit matrix and adjacency lists if
4398 we are actually going to allocate something.
4399 (expand_preferences): Use conflict_p. Update uses of allocnos_live.
4400 (prune_preferences): Use the FOR_EACH_CONFLICT macro to visit an
4401 allocno's neighbors rather than iterating over all possible allocnos.
4402 (mirror_conflicts): Removed function.
4403 (dump_conflicts): Iterate over regnos rather than allocnos so
4404 that all dump output will be sorted by regno number.
4405 Use the FOR_EACH_CONFLICT macro.
4406 * ra.h: Comments updated.
4407 (conflicts): Update prototype to HOST_WIDEST_FAST_INT.
4408 (partial_bitnum, max_bitnum, adjacency, adjacency_pool):
4410 (ADJACENCY_VEC_LENGTH, FOR_EACH_CONFLICT): New defines.
4411 (adjacency_list_d, adjacency_iterator_d): New types.
4412 (add_neighbor, adjacency_iter_init, adjacency_iter_done,
4413 adjacency_iter_next, regno_basic_block): New static inline functions.
4414 (EXECUTE_IF_SET_IN_ALLOCNO_SET): Removed define.
4415 (conflict_p): Add function prototype.
4416 * sparseset.h, sparseset.c: New files.
4417 * Makefile.in (OBJS-common): Add sparseset.o.
4418 (sparseset.o): New rule.
4420 2007-10-05 Richard Guenther <rguenther@suse.de>
4423 * fold-const.c (fold_unary): Do not fold (long long)(int)ptr
4426 2007-10-05 Michael Matz <matz@suse.de>
4429 * function.c (match_asm_constraints_1): Check for input
4430 being used in the outputs.
4432 2007-10-05 Richard Guenther <rguenther@suse.de>
4434 * tree-cfg.c (verify_gimple_expr): Accept OBJ_TYPE_REF.
4436 2007-10-05 Richard Sandiford <rsandifo@nildram.co.uk>
4439 * config/mips/mips.c (mips_register_move_cost): Rewrite to use
4440 subset checks. Make the cost of FPR -> FPR moves depend on
4441 mips_mode_ok_for_mov_fmt_p.
4443 2007-10-04 Doug Kwan <dougkwan@google.com>
4445 * gthr-posix.h (__gthread_cond_broadcast, __gthread_cond_wait,
4446 __gthread_cond_wait_recursive): Add to extend interface for POSIX
4447 conditional variables. (__GTHREAD_HAS_COND): Macro defined to signify
4448 support of conditional variables.
4449 * gthr-posix95.h (__gthread_cond_broadcast, __gthread_cond_wait,
4450 __gthread_cond_wait_recursive): Add to extend interface for POSIX
4451 conditional variables. (__GTHREAD_HAS_COND): Macro defined to signify
4452 support of conditional variables.
4453 * gthr-single.h (__gthread_cond_broadcast, __gthread_cond_wait,
4454 __gthread_cond_wait_recursive): Add to extend interface for POSIX
4455 conditional variables.
4456 * gthr.h: Update comments to document new interface.
4458 2007-10-04 Geoffrey Keating <geoffk@apple.com>
4460 * cgraphunit.c (cgraph_build_static_cdtor): Don't set DECL_IGNORED_P.
4462 2007-10-04 Anatoly Sokolov <aesok@post.ru>
4464 * config/avr/avr.c (expand_epilogue): Don't set RTX_FRAME_RELATED_P.
4466 2007-10-04 Richard Guenther <rguenther@suse.de>
4469 * tree-cfg.c (verify_gimple_expr): Operand one of POINTER_PLUS_EXPR
4470 does not need to be of INTEGER_TYPE.
4471 (verify_gimple_2): New function split out from ...
4472 (verify_gimple_1): ... here. ICE if there was an error during
4475 2007-10-04 Michael Matz <matz@suse.de>
4477 PR rtl-optimization/33653
4478 * dce.c (deletable_insn_p_1): Use volatile_refs_p().
4479 * dse.c (scan_insn): Same.
4481 2007-10-04 Kazu Hirata <kazu@codesourcery.com>
4483 * config.gcc: Remove USE_GAS for m68k targets.
4485 2007-10-04 Richard Guenther <rguenther@suse.de>
4487 PR tree-optimization/33627
4488 * tree-gimple.h (canonicalize_cond_expr_cond): Declare.
4489 * tree-gimple.c (canonicalize_cond_expr_cond): New function,
4491 * tree-ssa-forwprop.c (combine_cond_expr_cond): ... here.
4492 * tree-ssa-ifcombine.c (ifcombine_iforif): Use it.
4494 2007-10-04 Anatoly Sokolov <aesok@post.ru>
4496 * config/avr/avr.c (commands_in_file, commands_in_prologues,
4497 commands_in_epilogues): Remove variables.
4498 (avr_file_start): Remove unneded initializations of commands_in_file,
4499 commands_in_prologues and commands_in_epilogues variables.
4500 (avr_file_end): Remove dead code.
4502 2007-10-04 Kazu Hirata <kazu@codesourcery.com>
4504 * config/m68k/m68k.c (m68k_output_movem): Use the MOTOROLA if
4505 MOTOROLA is to true.
4507 2007-10-03 Richard Sandiford <rsandifo@nildram.co.uk>
4510 * config/mips/mips-protos.h (mips_split_64bit_move): Rename to...
4511 (mips_split_doubleword_move): ...this.
4512 * config/mips/mips.c (mips_subword): Extend to handle 64-bit words;
4513 use natural endianness for multi-format FPR values.
4514 (mips_split_64bit_move): Rename to...
4515 (mips_split_doubleword_move): ...this and extend to 64-bit words.
4516 Use move_doubleword_fpr* patterns for moves involving FPRs.
4517 (mips_save_reg): Update the call to mips_split_64bit_move.
4518 (mips_secondary_reload_class): Return NO_REGS for any reload of a
4519 nonzero constant into an FPR if the constant can be forced to memory.
4520 * config/mips/mips.md: Update the splitter calls to
4521 mips_split_64bit_move.
4522 (UNSPEC_LOAD_DF_LOW): Rename to...
4523 (UNSPEC_LOAD_LOW): ...this.
4524 (UNSPEC_LOAD_DF_HIGH): Rename to...
4525 (UNSPEC_LOAD_HIGH): ...this.
4526 (UNSPEC_STORE_DF_HIGH): Rename to...
4527 (UNSPEC_STORE_WORD): ...this.
4528 (SPLITF): New mode iterator.
4529 (HALFMODE): New mode attribute.
4530 (movtf): New expander.
4531 (*movtf_internal): New define_insn_and_split.
4532 (move_doubleword_fpr<mode>): New expander.
4533 (load_df_low, load_df_high, store_df_high, mthc1, mfhc1): Replace
4535 (load_low<mode>, load_high<mode>, store_word<mode>, mthc1<mode>)
4536 (mfhc1<mode>): ...these more general patterns.
4538 2007-10-03 Alexandre Oliva <aoliva@redhat.com>
4540 * cfgrtl.c (rtl_block_ends_with_call_p): Skip notes at the end.
4542 2007-10-03 Alexandre Oliva <aoliva@redhat.com>
4544 * gcse.c (hash_scan_set): Insert set in insn before note at
4545 the end of basic block.
4547 2007-10-03 Sebastian Pop <sebastian.pop@amd.com>
4549 PR tree-optimization/33576
4550 * testsuite/gcc.dg/tree-ssa/pr33576.c: New.
4551 * tree-loop-linear.c (linear_transform_loops): Call remove_iv.
4552 * lambda.h (lambda_loopnest_to_gcc_loopnest): New parameter.
4553 (remove_iv): Declared.
4554 * lambda-code.c (remove_iv): Not static.
4555 (lambda_loopnest_to_gcc_loopnest): New parameter remove_ivs.
4556 Don't remove ivs there, save ivs in the buffer.
4558 2007-10-03 Jason Merrill <jason@redhat.com>
4561 * tree-eh.c (same_handler_p): New fn.
4562 (optimize_double_finally): New fn.
4563 (refactor_eh_r): New fn.
4564 (refactor_eh): New fn.
4565 (pass_refactor_eh): New pass.
4566 * tree-pass.h: Declare it.
4567 * passes.c (init_optimization_passes): Add it.
4569 2007-10-03 Doug Kwan <dougkwan@google.com>
4570 Richard Guenther <rguenther@suse.de>
4573 * dwarf2out.c (reference_to_unused): Disable sanity checking,
4574 be conservative instead.
4576 2007-10-03 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
4579 * doc/invoke.texi (-fwhole-program): Document that Fortran
4580 doesn't support this option.
4582 2007-10-02 Richard Sandiford <rsandifo@nildram.co.uk>
4585 * expr.c (expand_expr_addr_expr_1): Pass CONSTRUCTORs to expand_expr.
4587 2007-10-02 David Daney <ddaney@avtrex.com>
4589 * config/mips/mips.md (sync_compare_and_swap<mode>): Handle compare
4590 against constant zero.
4591 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Handle constant zero
4594 2007-09-02 Kenneth Zadeck <zadeck@naturalbridge.com>
4596 * ra-conflict.c: New file.
4598 * reload.c (push_reload, find_dummy_reload): Change DF_RA_LIVE
4599 usage to DF_LIVE usage.
4600 (reload): Remove reference to df_get_live_top.
4601 * rtlanal.c (subreg_nregs_with_regno): New function.
4602 * df-scan.c (df_def_record_1, df_uses_record): Add code to set
4603 DF_REF_EXTRACT, DF_REF_STRICT_LOWER_PART, and DF_REF_SUBREG flags.
4604 (df_has_eh_preds): Removed.
4605 (df_bb_refs_collect, df_bb_refs_collect, df_bb_refs_collect,
4606 df_exit_block_uses_collect): Changed call from df_has_eh_preds to
4608 * global.c (allocno, max_allocno, conflicts, allocno_row_words,
4609 reg_allocno, EXECUTE_IF_SET_IN_ALLOCNO_SET): Moved to ra.h
4610 (SET_ALLOCNO_LIVE, CLEAR_ALLOCNO_LIVE): Moved to ra-conflicts.c.
4611 (regs_set, record_one_conflict, record_conflicts, mark_reg_store,
4612 mark_reg_clobber, mark_reg_conflicts, mark_reg_death): Deleted.
4613 (global_alloc): Turn off rescanning insns after call to
4614 global_conflicts and added call to set_preferences.
4615 (global_conflicts): Moved to ra-alloc.c.
4616 (set_preferences_1, set_preferences): New function.
4617 (mirror_conflicts): Changed types for various variables.
4618 (mark_elimination): Change DF_RA_LIVE
4619 usage to DF_LIVE usage.
4620 (build_insn_chain): Rewritten from scratch and made local.
4621 (print_insn_chain, print_insn_chains): New functions.
4622 (dump_conflicts): Do not print conflicts for fixed_regs.
4623 (rest_of_handle_global_alloc): Turn off insn rescanning.
4624 * hard-reg-set.h: Fixed comment.
4625 * local-alloc.c (update_equiv_regs): Change DF_RA_LIVE
4626 usage to DF_LIVE usage and delete refs to TOP sets.
4627 (block_alloc): Mark regs as live if they are in the artificial
4628 defs at top of block.
4629 (find_stack_regs): New function.
4630 (rest_of_handle_local_alloc): Changed urec problem to live
4631 problem and do not turn off df rescanning.
4632 * df.h (DF_UREC, DF_UREC_BB_INFO, DF_LIVE_TOP, DF_RA_LIVE_IN,
4633 DF_RA_LIVE_TOP, DF_RA_LIVE_OUT, df_urec_bb_info, df_urec,
4634 df_urec_add_problem, df_urec_get_bb_info, df_has_eh_preds): Removed.
4635 (DF_CHAIN, DF_NOTE, DF_CHAIN): Renumbered.
4636 (DF_REF_EXTRACT, DF_REF_STRICT_LOWER_PART, DF_REF_SUBREG): New
4637 fields in df_ref_flags. The rest have been renumbered.
4638 * init-regs.c (initialize_uninitialized_regs): Enhanced debugging
4640 * rtl.h (subreg_nregs_with_regno): New function.
4641 * df-problems.c: (df_get_live_out, df_get_live_in,
4642 df_get_live_top): Removed reference to DF_RA_LIVE.
4643 (df_lr_reset, df_lr_transfer_function, df_live_free_bb_info,
4644 df_live_alloc, df_live_reset, df_live_local_finalize,
4645 df_live_free): Make top set only if different from in set.
4646 (df_lr_top_dump, df_live_top_dump): Only print top set if
4647 different from in set.
4648 (df_lr_bb_local_compute): Removed unnecessary check.
4649 (df_urec_problem_data, df_urec_set_bb_info, df_urec_free_bb_info,
4650 df_urec_alloc, df_urec_mark_reg_change, earlyclobber_regclass,
4651 df_urec_check_earlyclobber, df_urec_mark_reg_use_for_earlyclobber,
4652 df_urec_mark_reg_use_for_earlyclobber_1, df_urec_bb_local_compute,
4653 df_urec_local_compute, df_urec_init, df_urec_local_finalize,
4654 df_urec_confluence_n, df_urec_transfer_function, df_urec_free,
4655 df_urec_top_dump, df_urec_bottom_dump, problem_UREC,
4656 df_urec_add_problem): Removed.
4657 (df_simulate_fixup_sets): Changed call from df_has_eh_preds to
4659 * Makefile.in (ra-conflict.o, ra.h): New dependencies.
4660 * basic_block.h (bb_has_abnormal_pred): New function.
4661 * reload1.c (compute_use_by_pseudos): Change DF_RA_LIVE
4662 usage to DF_LIVE usage.
4664 2007-10-02 Revital Eres <eres@il.ibm.com>
4666 * config/rs6000/predicates.md (easy_vector_constant): Return false
4667 for 750CL paired vectors.
4668 * config/rs6000/paired.md (movv2sf_paired): Fix move of easy
4670 (vec_initv2sf): Add new description.
4671 (vconcatsf): Likewise.
4672 * config/rs6000/rs6000-protos.h: Declare paired_expand_vector_init.
4673 * config/rs6000/rs6000.c (paired_expand_vector_init): New function.
4675 2007-10-01 Alexandre Oliva <aoliva@redhat.com>
4677 * tree-ssa-sink.c (sink_code_in_bb): Don't stop sinking after
4678 sinking the last stmt in a BB.
4680 2007-10-01 Alexandre Oliva <aoliva@redhat.com>
4683 * tree-sra.c (struct sra_elt): Add in_bitfld_block.
4684 (sra_hash_tree): Handle BIT_FIELD_REFs.
4685 (sra_elt_hash): Don't hash bitfld blocks.
4686 (sra_elt_eq): Skip them in parent compares as well. Handle
4688 (build_element_name_1): Handle BIT_FIELD_REFs.
4689 (instantiate_element): Propagate nowarn from parents. Create
4690 BIT_FIELD_REF for variables that are widened by scalarization.
4691 Gimple-zero-initialize all bit-field variables that are not
4692 part of parameters that are going to be scalarized on entry.
4693 (instantiate_missing_elements_1): Return the sra_elt.
4694 (canon_type_for_field): New.
4695 (try_instantiate_multiple_fields): New. Infer widest possible
4696 access mode from decl or member type, but clip it at word
4697 size, and only widen it if a field crosses an alignment boundary.
4698 (instantiate_missing_elements): Use them.
4699 (generate_one_element_ref): Handle BIT_FIELD_REFs.
4700 (scalar_bitfield_p): New.
4701 (sra_build_assignment): Optimize assignments from scalarizable
4702 BIT_FIELD_REFs. Use BITS_BIG_ENDIAN to determine shift counts.
4704 (sra_build_bf_assignment): New. Optimize assignments to
4705 scalarizable BIT_FIELD_REFs.
4706 (sra_build_elt_assignment): New. Optimize BIT_FIELD_REF
4707 assignments to full variables.
4708 (generate_copy_inout): Use the new macros and functions.
4709 (generate_element_copy): Likewise. Handle bitfld differences.
4710 (generate_element_zero): Don't recurse for blocks. Use
4711 sra_build_elt_assignment.
4712 (generate_one_element_init): Take elt instead of var. Use
4713 sra_build_elt_assignment.
4714 (generate_element_init_1): Adjust.
4715 (bitfield_overlap_info): New struct.
4716 (bitfield_overlaps_p): New.
4717 (sra_explode_bitfield_assignment): New. Adjust widened
4718 variables to account for endianness.
4719 (sra_sync_for_bitfield_assignment): New.
4720 (scalarize_use): Re-expand assignment to/from scalarized
4721 BIT_FIELD_REFs. Explode or sync needed members for
4722 BIT_FIELD_REFs accesses or assignments. Use REPLDUP.
4723 (scalarize_copy): Use REPLDUP.
4724 (scalarize_ldst): Move assert before dereference. Adjust EH handling.
4725 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
4727 2007-10-01 Paolo Bonzini <bonzini@gnu.org>
4729 * simplify-rtx.c (comparison_result, simplify_relational_operation_1):
4730 Rename CR_* constants to CMP_*. Fix spacing.
4732 2007-10-01 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4735 * Makefile.in (build_html_dir/gccinstall): gccinstall.texi needs
4736 to be processed with the special script doc/install.texi2html.
4738 2007-09-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4740 * doc/invoke.texi (Wall): List the options enabled by Wall.
4741 (Wstrict-aliasing): Add missing @option.
4743 2007-09-30 Richard Sandiford <rsandifo@nildram.co.uk>
4745 * config/mips/mips.c (mips_split_64bit_move): Use gen_rtx_REG_offset
4746 rather than gen_lowpart to change a register from DImode to DFmode.
4747 (mips_cannot_change_mode_class): Only allow FPRs to change mode if
4748 both FROM and TO are integer modes that are no bigger than 4 bytes.
4749 (mips_mode_ok_for_mov_fmt_p): New function.
4750 (mips_preferred_reload_class): Use it instead of FLOAT_MODE_P.
4751 (mips_secondary_reload_class): Tweak formatting and comments.
4752 Use reg_class_subset_p instead of direct comparisons with
4753 classes. Only allow direct FPR<->FPR moves for modes that
4754 satisfy mips_mode_ok_for_mov_fmt_p. Only allow loads and stores
4755 for 4- and 8-byte types. Handle reloads in which X is an FPR.
4756 * config/mips/mips.md (*movdi_gp32_fp64): Remove f<-f alternative.
4757 (*movdi_64bit): Likewise.
4758 (*movsi_internal): Likewise.
4759 (*movhi_internal): Likewise.
4760 (*movqi_internal): Likewise.
4762 2007-09-30 Diego Novillo <dnovillo@google.com>
4765 * tree-ssa-ter.c (is_replaceable_p): Return false if STMT may
4768 2007-09-30 Uros Bizjak <ubizjak@gmail.com>
4770 PR tree-optimization/33597
4771 * tree-vect-analyze.c (vect_build_slp_tree): Check if optab handler
4772 for LSHIFT_EXPR and RSHIFT_EXPR is available for vec_mode.
4774 2007-09-28 Uros Bizjak <ubizjak@gmail.com>
4776 * config/i386/i386.c (ix86_expand_move): Use can_create_pseudo_p ()
4777 instead of variants of (!reload_in_progress && !reload_completed).
4778 (x86_expand_vector_move): Ditto.
4780 2007-09-28 Ollie Wild <aaw@google.com>
4783 2007-09-27 Ollie Wild <aaw@google.com>
4785 * varasm.c (compare_constant): Removed call to
4786 lang_hooks.expand_constant.
4787 (copy_constants): Removed call to lang_hooks.expand_constant.
4788 (compute_reloc_for_constant): Removed call to
4789 lang_hooks.expand_constant.
4790 (output_addressed_constants): Removed call to
4791 lang_hooks.expand_constant.
4792 (constructor_static_from_elts_p): Removed call to
4793 lang_hooks.expand_constant.
4794 (output_constant): Removed calls to lang_hooks.expand_constant.
4795 * langhooks.h (struct lang_hooks): Removed field expand_constant.
4796 * langhooks-def.h (lhd_return_tree): Removed.
4797 (LANG_HOOKS_EXPAND_CONSTANT): Removed.
4798 (LANG_HOOKS_INITIALIZER): Removed LANG_HOOKS_EXPAND_CONSTANT.
4799 * langhooks.c (lhd_return_tree): Removed.
4801 2007-09-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
4804 * config/spu/spu.c (spu_expand_insv): Call copy_rtx on the second
4805 argument to gen_selb.
4807 2007-09-28 Chao-ying Fu <fu@mips.com>
4809 * libgcc-std.ver: Add fixed-point routines to GCC_4.3.0 section.
4810 * doc/libgcc.texi (Fixed-point fractional library routines):
4811 Fix typos for neg and cmp functions.
4813 2007-09-28 Michael Matz <matz@suse.de>
4815 PR rtl-optimization/33552
4816 * function.c (match_asm_constraints_1): Check for overlap in
4817 inputs and replace all occurences.
4819 2007-09-28 Richard Sandiford <rsandifo@nildram.co.uk>
4821 * config/mips/mips.c (override_options): Fix comment typo.
4823 2007-09-28 Jie Zhang <jie.zhang@analog.com>
4825 * config.gcc (bfin*-linux-uclibc*): Set extra_parts
4826 to "crtbegin.o crtbeginS.o crtend.o crtendS.o".
4827 * config/bfin/t-bfin-linux (crti.o): Don't build.
4829 (EXTRA_MULTILIB_PARTS): Remove crti.o and crtn.o.
4830 * config/bfin/t-bfin-uclinux (crti.o): Don't build.
4832 (EXTRA_MULTILIB_PARTS): Remove crti.o and crtn.o.
4834 2007-09-27 Ollie Wild <aaw@google.com>
4836 * varasm.c (compare_constant): Removed call to
4837 lang_hooks.expand_constant.
4838 (copy_constants): Removed call to lang_hooks.expand_constant.
4839 (compute_reloc_for_constant): Removed call to
4840 lang_hooks.expand_constant.
4841 (output_addressed_constants): Removed call to
4842 lang_hooks.expand_constant.
4843 (constructor_static_from_elts_p): Removed call to
4844 lang_hooks.expand_constant.
4845 (output_constant): Removed calls to lang_hooks.expand_constant.
4846 * langhooks.h (struct lang_hooks): Removed field expand_constant.
4847 * langhooks-def.h (lhd_return_tree): Removed.
4848 (LANG_HOOKS_EXPAND_CONSTANT): Removed.
4849 (LANG_HOOKS_INITIALIZER): Removed LANG_HOOKS_EXPAND_CONSTANT.
4850 * langhooks.c (lhd_return_tree): Removed.
4852 2007-09-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4855 * expr.c (emit_group_load_1): Split constant double when destination
4856 length is half source length.
4858 2007-09-27 Richard Sandiford <rsandifo@nildram.co.uk>
4860 * config/mips/mips.h (PTF_AVOID_BRANCHLIKELY): New macro.
4861 (mips_cpu_info): Add tune_flags.
4862 (GENERATE_BRANCHLIKELY): Remove TARGET_SR71K check.
4863 * config/mips/mips.c (mips_cpu_info_table): Add tune_flags fields.
4865 (override_options): Remove deprecation code. Use branch-likely
4866 instructions for optimize_size or if the tuning flags do not
4867 suggest otherwise. Tweak warning.
4868 (mips_matching_cpu_name_p, mips_parse_cpu): Use ARRAY_SIZE.
4870 2007-09-27 Matthias Klose <doko@ubuntu.com>
4872 * config/i386/t-linux64 (MULTILIB_OSDIRNAMES): Use ../lib32 as the
4873 multilib osdirname if it exists.
4874 * config/rs6000/t-linux64 (MULTILIB_OSDIRNAMES): Likewise.
4876 2007-09-27 Ian Lance Taylor <iant@google.com>
4878 PR tree-optimization/33565
4879 * tree-ssa-loop-ch.c (copy_loop_headers): Set TREE_NO_WARNING on
4880 assignments of comparisons.
4881 * tree-ssa-sccvn.c (simplify_binary_expression): Add stmt
4882 parameter. Change caller. Defer overflow warnings around call to
4884 * fold-const.c (fold_undefer_overflow_warnings): Don't warn if
4885 TREE_NO_WARNING is set on the statement.
4886 * tree-ssa-forwprop.c
4887 (tree_ssa_forward_propagate_single_use_vars): Don't test
4888 TREE_NO_WARNING when calling fold_undefer_overflow_warnings.
4889 * tree-cfg.c (fold_cond_expr_cond): Likewise.
4891 2007-09-27 Joseph Myers <joseph@codesourcery.com>
4893 * config/rs6000/rs6000.c (rs6000_legitimize_address): Do not
4894 reduce offset by units of 0x10000 for SPE vector modes or modes
4895 used with E500 double instructions.
4897 2007-09-04 Paolo Bonzini <bonzini@gnu.org>
4899 * simplify-rtx.c (comparison_result): New.
4900 (simplify_const_relational_operation): Use it instead of the five
4901 "equal|op[01]ltu?" variables; consequently remove redundant "else"s.
4902 Improve bounds-checking optimizations; remove subsumed POPCOUNT
4903 optimizations. Extract nonzero_address_p optimizations into a
4904 separate "if" together with optimizations where op1 is const0_rtx.
4905 Optimize comparing an IOR with zero. Simplify op0 RELOP op0 for
4906 floating-point arguments too when appropriate. Hoist test for ABS
4907 outside the final switch statement.
4908 * cse.c (fold_rtx): Don't look for an IOR equivalent of
4909 folded_arg0 if we found a constant equivalent. Remove
4910 transformations done in simplify-rtx.c for "op0 RELOP op0".
4912 2007-09-27 Jakub Jelinek <jakub@redhat.com>
4914 * builtins.c (expand_builtin, expand_builtin_object_size,
4915 expand_builtin_memory_chk, maybe_emit_chk_warning,
4916 maybe_emit_sprintf_chk_warning): Use new %K format string specifier
4918 * expr.c (expand_expr_real_1): Likewise.
4919 * langhooks-def.h (struct diagnostic_info): Add forward decl.
4920 (lhd_print_error_function): Add third argument.
4921 * langhooks.h (struct diagnostic_info): Add forward decl.
4922 (struct lang_hooks): Add third argument to print_error_function.
4923 * diagnostic.h (diagnostic_info): Add abstract_origin field.
4924 (diagnostic_last_function_changed, diagnostic_set_last_function): Add
4926 (diagnostic_report_current_function): Likewise.
4927 * toplev.c (announce_function): Pass NULL as second argument to
4928 diagnostic_set_last_function.
4929 * diagnostic.c (diagnostic_report_current_function): Add second
4930 argument, pass it as third argument to lang_hooks.print_error_function.
4931 (default_diagnostic_starter): Pass DIAGNOSTIC as second argument
4932 to diagnostic_report_current_function.
4933 (diagnostic_report_diagnostic): Initialize diagnostic->abstract_origin
4934 and message.abstract_origin.
4935 (verbatim): Initialize abstract_origin.
4936 * pretty-print.h (text_info): Add abstract_origin field.
4937 * pretty-print.c (pp_base_format): Handle %K.
4938 * langhooks.c (lhd_print_error_function): Add third argument. If
4939 diagnostic->abstract_origin, print virtual backtrace.
4940 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
4941 gcc_cdiag_char_table, gcc_cxxdiag_char_table): Support %K.
4942 (init_dynamic_diag_info): Likewise.
4944 2007-09-26 David Daney <ddaney@avtrex.com>
4947 * config/mips/mips.md (sync_compare_and_swap<mode>, sync_old_add<mode>,
4948 sync_new_add<mode>, sync_old_<optab><mode>, sync_new_<optab><mode>,
4949 sync_old_nand<mode>, sync_new_nand<mode>,
4950 sync_lock_test_and_set<mode>): Fix '&' constraint modifiers.
4951 Update length attributes.
4952 (sync_add<mode>, sync_sub<mode>, sync_old_sub<mode>,
4953 sync_new_sub<mode>, sync_<optab><mode>, sync_nand<mode>): Update
4955 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP, MIPS_SYNC_OP,
4956 MIPS_SYNC_OLD_OP, MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND,
4957 MIPS_SYNC_OLD_NAND, MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE): Add
4960 2007-09-26 Richard Guenther <rguenther@suse.de>
4962 PR tree-optimization/33563
4963 * tree-ssa-dse.c (get_use_of_stmt_lhs): Rename to ...
4964 (get_kill_of_stmt_lhs): ... this. Re-structure. Handle
4966 (dse_optimize_stmt): Call get_kill_of_stmt_lhs instead of
4967 get_use_of_stmt_lhs.
4969 2007-09-26 Joseph Myers <joseph@codesourcery.com>
4972 * c-common.c (complete_array_type): Diagnose too-large arrays and
4973 set type to error_mark_node.
4975 2007-09-26 Richard Guenther <rguenther@suse.de>
4977 PR tree-optimization/30375
4978 PR tree-optimization/33560
4979 * tree-ssa-dse.c (get_use_of_stmt_lhs): Give up on uses
4983 2006-05-22 Aldy Hernandez <aldyh@redhat.com>
4985 * tree-ssa-dse.c (aggregate_vardecl_d): New.
4986 (dse_global_data): Add aggregate_vardecl field.
4987 (dse_possible_dead_store_p): New.
4988 Add prev_defvar variable.
4989 Allow immediate uses and previous immediate uses to differ
4990 if they are setting different parts of the whole.
4991 (get_aggregate_vardecl): New.
4992 (dse_record_partial_aggregate_store): New.
4993 (dse_whole_aggregate_clobbered_p): New.
4994 (dse_partial_kill_p): New.
4995 Call dse_maybe_record_aggregate_store().
4996 When checking whether a STMT and its USE_STMT refer to the
4997 same memory address, check also for partial kills that clobber
4999 Move some variable definitions to the block where they are used.
5000 (aggregate_vardecl_hash): New.
5001 (aggregate_vardecl_eq): New.
5002 (aggregate_vardecl_free): New.
5003 (aggregate_whole_store_p): New.
5004 (tree_ssa_dse): Initialize and free aggregate_vardecl.
5005 Mark which aggregate stores we care about.
5007 2007-09-25 DJ Delorie <dj@redhat.com>
5010 * config/m32c/m32c.c (m32c_immd_dbl_mov): Use INTVAL instead of XINT.
5012 2007-09-25 Michael Meissner <michael.meissner@amd.com>
5015 * config/i386/i386.c (ix86_expand_sse5_unpack): Change to call
5016 gen_sse5_pperm_sign_v4si_v2di and gen_sse5_pperm_zero_v4si_v2di
5017 for vector int32 -> int64 conversions. Don't write beyond the end
5018 of the allocated vector for int32 -> int64 conversions.
5020 2007-09-25 Revital Eres <eres@il.ibm.com>
5022 * config/rs6000/paired.h (paired_sel): New.
5023 * config/rs6000/rs6000.c (bdesc_3arg): Add selv2sf4.
5024 (rs6000_expand_ternop_builtin): Pass zero const_double operand
5025 when expanding selv2sf.
5026 * config/rs6000/rs6000.h (rs6000_builtins): Add
5027 PAIRED_BUILTIN_SELV2SF4.
5029 2007-09-25 Joseph Myers <joseph@codesourcery.com>
5032 * c-typeck.c (default_conversion): Call require_complete_type
5033 before perform_integral_promotions.
5034 (build_unary_op): Call require_complete_type except for ADDR_EXPR.
5035 (build_c_cast): Call require_complete_type except for casts to
5037 (convert_for_assignment): Call require_complete_type.
5039 2007-09-25 Revital Eres <eres@il.ibm.com>
5041 * config/spu/spu.md: Fix doloop pattern.
5043 2007-09-25 Bernd Schmidt <bernd.schmidt@analog.com>
5045 * config/bfin/bfin.c (expand_prologue_reg_save,
5046 expand_epilogue_reg_restore): Code to save and restore I/M/B/L regs
5047 and ASTAT moved here...
5048 (expand_interrupt_handler_prologue, expand_interrupt_handler_epilogue):
5049 ... from here. New argument ALL; callers changed.
5050 (n_regs_saved_by_prologue): Count ASTAT for plain saveall functions.
5051 (bfin_expand_prologue, bfin_expand_epilogue): Deal with functions that
5052 have the "saveall" attribute.
5054 2007-09-25 Hans-Peter Nilsson <hp@bitrange.com>
5056 * config/mmix/mmix.h (FUNCTION_INCOMING_ARG_REGNO_P): Don't define
5058 (INCOMING_REGNO, OUTGOING_REGNO): Define.
5059 * config/mmix/mmix.c (mmix_opposite_regno): New function.
5060 * config/mmix/mmix-protos.h (mmix_opposite_regno): Prototype.
5062 * config/mmix/mmix.md ("*cmpcc_folded"): In condition, gate
5063 with REG_P tests before REGNO access.
5065 2007-09-24 DJ Delorie <dj@redhat.com>
5068 * config/m32c/cond.md (stzx_reversed_<mode>): Add an output
5070 (movqicc_<code>_<mode>): Likewise.
5071 (movhicc_<code>_<mode>): Likewise.
5073 2007-09-24 Rask Ingemann Lambertsen <rask@sygehus.dk>
5076 * config/m32c/m32c.c (m32c_eh_return_data_regno): Leave an address
5077 register for reload.
5079 2007-09-24 Danny Smith <dannysmith@user.sourceforge.net>
5082 * config/i386/i386.c (ix86_comp_type_attributes): Check
5085 2007-09-24 Roman Zippel <zippel@linux-m68k.org>
5087 * config/m68k/m68k.h (ASM_OUTPUT_ALIGN_WITH_NOP): New, use
5088 "move.l %a4,%a4" to produce nops.
5089 * config/m68k/m68k.c (override_options): Reset align options,
5090 if neccessary align macro isn't avaible.
5092 2007-09-24 Roman Zippel <zippel@linux-m68k.org>
5094 config/m68k/linux.h (PREFERRED_STACK_BOUNDARY): New.
5096 2007-09-24 Roman Zippel <zippel@linux-m68k.org>
5098 * config/m68k/m68k.c (strict_low_part_peephole_ok): Don't leave
5100 * config/m68k/m68k.md (movsi_m68k): Allow certain constant when
5101 reload is completed.
5102 (peephole pattern): Convert most of them to RTL peephole pattern.
5104 2007-09-24 Roman Zippel <zippel@linux-m68k.org>
5106 * config/m68k/m68k.c (notice_update_cc): Recognize fp compare
5107 (moved from fp compare patterns).
5108 * config/m68k/m68k.md (cmp<mode>, cmp<mode>_68881, cmp<mode>_cf):
5109 Cleanup predicates to relieve reload.
5110 (conditional_trap): Reject conditional trap with fp condition.
5111 * config/m68k/predicates.md (fp_src_operand): New, reject
5112 certain constants early.
5114 2007-09-24 Roman Zippel <zippel@linux-m68k.org>
5116 * final.c (final_scan_insn): Remove accidentally duplicated code.
5118 2007-09-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
5120 * config.gcc (powerpc*-*-*): --with-cpu=cell is a 64bit CPU.
5121 Allow --with-tune=cell and --with-cpu=cell.
5123 2007-09-24 David Edelsohn <edelsohn@gnu.org>
5125 * config/rs6000/rs6000-protos.h (rs6000_emit_swrsqrtsf): Declare.
5126 * config/rs6000/rs6000.opt (swdiv): Change option to ...
5128 * config/rs6000/rs6000.c (rs6000_builtin_reciprocal): New
5130 (TARGET_BUILTIN_RECIPROCAL): Use it.
5131 (rs6000_builtin_expand): Expand recip, recipf, and rsqrtf.
5132 (rs6000_init_builtins): Initialize recip, recipf, and rsqrtf.
5133 (rs6000_emit_swrsqrtsf): New.
5134 * config/rs6000/rs6000.h (rs6000_builtins): Add recip, recipf, and
5136 * config/rs6000/rs6000.md (UNSPEC_RSQRT): Define.
5137 (divsf3): Remove swdiv support.
5140 (rsqrt_internal1): New.
5141 (divdf3): Remove swdiv support.
5144 2007-09-24 Jakub Jelinek <jakub@redhat.com>
5147 * langhooks.h (struct lang_hooks_for_types): Add type_hash_eq
5149 * langhooks-def.h (LANG_HOOKS_TYPE_HASH_EQ): Define.
5150 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add LANG_HOOKS_TYPE_HASH_EQ.
5151 * tree.c (type_hash_eq): For FUNCTION_TYPE use
5152 lang_hooks.type.type_hash_eq in addition to generic tests.
5154 2007-09-24 Pranav Bhandarkar <pranav.bhandarkar@celunite.com>
5155 Ramana Radhakrishnan <ramana@hercules.pun.celunite.com>
5157 * tree-inline.h (eni_weights): Add field target_builtin_cost to
5158 reflect the cost per call to a target specific builtin.
5159 * tree-inline.c (estimate_num_insns_1): If it is a CALL_EXPR for a
5160 call to a target specific builtin, then use target_builtin_call_cost.
5161 (init_inline_once): Initialize target_builtin_call_cost field.
5163 2007-09-24 Kai Tietz <kai.tietz@onevision.com>
5166 * config/i386/i386.c (return_in_memory_ms_64): Handle return types for
5169 2007-09-23 H.J. Lu <hongjiu.lu@intel.com>
5171 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
5172 * configure: Regenerated.
5174 2007-09-23 Ollie Wild <aaw@google.com>
5176 * fold-const.c (fold_binary): Fold BIT_AND_EXPR's with a pointer
5178 (get_pointer_modulus_and_residue): New function.
5180 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
5182 * config/mips/mips.c (build_mips16_call_stub): On 64-bit targets,
5183 combine an SC return value into a single register.
5185 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
5187 * opth-gen.awk (target_flags_explicit): Declare.
5188 * toplev.h (target_flags_explicit): Delete declaration.
5189 * toplev.c (target_flags): Likewise.
5190 * config/mips/mips.h (mips_llsc_setting, mips_llsc): Delete.
5191 (GENERATE_SYNC, GENERATE_LL_SC): Redefine using target_explicit_flags.
5192 Never return true for TARGET_MIPS16.
5193 * config/mips/mips.c (mips_llsc): Delete.
5194 (mips_handle_option): Remove -mllsc handling.
5195 (mips_strip_unspec_address): Tweak comment.
5196 * config/mips/mips.opt (mllsc): Use a target mask.
5198 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
5200 * doc/tm.texi (POINTERS_EXTEND_UNSIGNED): Document extensions to
5201 word_mode as well as Pmode.
5203 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
5205 * function.c (assign_parm_setup_block): Explicitly convert BLKmode
5206 parameters from word_mode to the subword type if such a truncation
5209 2007-09-23 Jakub Jelinek <jakub@redhat.com>
5211 * configure.ac (MAKEINFO): Handle makeinfo version 4.10 and above.
5212 * configure: Regenerated.
5214 2007-09-23 Jan Hubicka <jh@suse.cz>
5216 * params.def (INLINE_CALL_COST): Set to 12.
5217 * invoke.texi (inline-call-cost): Update default value.
5219 2007-09-23 Eric Botcazou <ebotcazou@adacore.com>
5221 * config/alpha/alpha.md (movti): Use operand_subword for the split.
5223 2007-09-23 Ayal Zaks <zaks@il.ibm.com>
5224 Revital Eres <eres@il.ibm.com>
5226 * modulo-sched.c (doloop_register_get): Rewrite the loop which
5227 checks whether the count_reg is found outside the control part.
5229 2007-09-23 Jakub Jelinek <jakub@redhat.com>
5231 * expr.c (expand_expr_real_1) <case CALL_EXPR>: Use get_callee_fndecl
5232 instead of checking CALL_EXPR_FN directly to test for builtins.
5233 If error or warning attributes are present, print
5234 error resp. warning.
5235 * c-common.c (handle_error_attribute): New function.
5236 (c_common_attribute_table): Add error and warning
5238 * doc/extend.texi: Document error and warning attributes.
5240 * tree.h (block_nonartificial_location): New prototype.
5241 * tree.c (block_nonartificial_location): New function.
5242 * dwarf2out.c (gen_subprogram_die): Add DW_AT_artificial
5243 if artificial attribute is present on abstract inline decl.
5244 * c-common.c (handle_artificial_attribute): New function.
5245 (c_common_attribute_table): Add artificial attribute.
5246 * final.c (override_filename, override_linenum): New variables.
5247 (final_scan_insn): For DBX_DEBUG or SDB_DEBUG, set override_filename
5248 and override_linenum if inside of a block inlined from
5249 __attribute__((__artificial__)) function.
5250 (notice_source_line): Honor override_filename and override_linenum.
5251 * doc/extend.texi: Document __attribute__((__artificial__)).
5252 * config/i386/emmintrin.h: Add __artificial__ attribute to
5253 all __always_inline__ functions.
5254 * config/i386/mmintrin.h: Likewise.
5255 * config/i386/tmmintrin.h: Likewise.
5256 * config/i386/mm3dnow.h: Likewise.
5257 * config/i386/pmmintrin.h: Likewise.
5258 * config/i386/ammintrin.h: Likewise.
5259 * config/i386/xmmintrin.h: Likewise.
5260 * config/i386/smmintrin.h: Likewise.
5261 * config/i386/bmmintrin.h: Likewise.
5262 * config/i386/mmintrin-common.h: Likewise.
5265 * expr.c (expand_constructor): New function.
5266 (expand_expr_real_1) <case CONSTRUCTOR>: Call it.
5267 (expand_expr_real_1) <case ARRAY_REF>: Call it if VALUE is
5270 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
5272 * config/mips/mips.c (dump_constants_1): Generalize to include
5273 fractional and accumulator modes.
5275 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
5277 * config/mips/mips.h (ISA_HAS_DSP, ISA_HAS_DSPR2): New macros.
5278 * config/mips/mips.c (mips_set_mips16_mode): Don't clear the DSP
5280 (override_options): Check TARGET_HARD_FLOAT_ABI instead of
5281 TARGET_HARD_FLOAT when testing whether -mpaired-single is
5283 (mips_conditional_register_usage): Check ISA_HAS_DSP instead of
5285 * config/mips/constraints.md (ka): Check ISA_HAS_DSPR2 instead of
5287 * config/mips/mips.md (ANYF): Require TARGET_HARD_FLOAT for V2SF.
5288 (mulv2sf3, movv2sf, movv2sf_hardfloat_64bit): Require
5290 (<u>mulsidi3_32bit_internal, <u>msubsidi4, <u>maddsidi4): Check
5291 ISA_HAS_DSPR2 instead of TARGET_HAS_DSPR2.
5292 * config/mips/mips-dsp.md: Use ISA_HAS_DSP instead of TARGET_HAS_DSP
5294 * config/mips/mips-dspr2.md: Likewise ISA_HAS_DSPR2 and
5296 * config/mips/mips-fixed.md: Use ISA_HAS_DSP and ISA_HAS_DSPR2
5297 instead of TARGET_HAS_DSP and TARGET_HAS_DSPR2.
5298 * config/mips/mips-ps-3d.md: Add TARGET_HARD_FLOAT to V2SF patterns.
5300 2007-09-22 Jason Merrill <jason@redhat.com>
5303 * attribs.c (lookup_attribute_spec): Split out...
5304 (decl_attributes): From here.
5305 * tree.h: Declare it.
5307 2007-09-22 Richard Sandiford <rsandifo@nildram.co.uk>
5309 * doc/sourcebuild.texi: Document dg-add-options mips16_attribute.
5311 2007-09-22 Eric Botcazou <ebotcazou@adacore.com>
5313 * tree-inline.c (remap_type_1): Correctly chain variants.
5315 2007-09-22 Richard Guenther <rguenther@suse.de>
5317 PR tree-optimization/33146
5318 * fold-const.c (fold_binary): Use the original tree for negating.
5319 * tree.h (STRIP_SIGN_NOPS): Converting from or to pointer
5320 also changes "sign".
5322 2007-09-22 Eric Botcazou <ebotcazou@adacore.com>
5325 * except.c (finish_eh_generation): Call commit_edge_insertions if
5326 there are insns queued on the entry edge.
5327 * config/alpha/alpha.c (alpha_gp_save_rtx): Insert the insns on
5330 2007-09-22 Richard Sandiford <rsandifo@nildram.co.uk>
5332 * doc/sourcebuild.texi (dg-add-c99-runtime-options): Document.
5334 2007-09-19 Michael Meissner <michael.meissner@amd.com>
5336 * config/i386/i386.c: Delete trailing whitespace.
5337 * config/i386/i386.h: Ditto.
5338 * config/i386/bmmintrin.h: Ditto.
5339 * config/i386/sync.md: Ditto.
5340 * config/i386/ppro.md: Ditto.
5341 * config/i386/mmx.md: Ditto.
5342 * config/i386/constraints.md: Ditto.
5343 * config/i386/sse.md: Ditto.
5344 * config/i386/athlon.md: Ditto.
5345 * config/i386/i386.md: Ditto.
5347 2007-09-21 Richard Guenther <rguenther@suse.de>
5349 PR tree-optimization/33508
5350 * tree-ssa-alias.c (mark_aliases_call_clobbered): Avoid
5351 quadratic loop by keeping a bitmap of variables we have
5352 to clobber all subvariables for.
5353 (set_initial_properties): Likewise.
5355 2007-09-21 Richard Sandiford <rsandifo@nildram.co.uk>
5357 * config/mips/t-sde (TARGET_LIBGCC2_CFLAGS): Delete.
5359 2007-09-20 Nigel Stephens <nigel@mips.com>
5360 Chao-ying Fu <fu@mips.com>
5362 * c-decl.c (finish_declspecs): When _Sat is used without
5363 _Fract or _Accum, set the default type to cts_fract.
5364 This avoids a warning of "type defaults to int".
5366 2007-09-20 Joseph Myers <joseph@codesourcery.com>
5368 * c-decl.c (check_bitfield_type_and_width): Don't allow _Bool
5369 bit-fields wider than one bit.
5371 2007-09-20 Jakub Jelinek <jakub@redhat.com>
5374 * dwarf2out.c (modified_type_die): Handle TYPE_DECL with NULL
5376 * dbxout.c (dbxout_type): Likewise.
5380 * gimplify.c (gimplify_vla_decl): New function.
5381 (gimplify_decl_expr): Move VLA decl handling to gimplify_vla_decl.
5383 (gimplify_target_expr): Handle variable length TARGET_EXPRs.
5385 2007-09-20 Richard Sandiford <rsandifo@nildram.co.uk>
5387 * doc/invoke.texi (-minterlink-mips16): Document.
5388 * config/mips/mips.opt (minterlink-mips16): New option.
5389 * config/mips/mips.c (mips_function_ok_for_sibcall): Handle
5392 2007-09-20 Joseph Myers <joseph@codesourcery.com>
5394 * doc/extend.texi (Attribute Syntax): Remove old speculative
5397 2007-09-20 Mark Shinwell <shinwell@codesourcery.com>
5399 * combine.c: Include cgraph.h.
5400 (setup_incoming_promotions): Rework to allow more aggressive
5401 elimination of sign extensions when all call sites of the
5402 current function are known to lie within the current unit.
5404 2007-09-20 Richard Sandiford <rsandifo@nildram.co.uk>
5406 * dse.c (find_shift_sequence): No-op rework of control flow.
5408 2007-09-19 Richard Sandiford <rsandifo@nildram.co.uk>
5410 * config/mips/mips.c (build_mips16_call_stub): Tidy. Fix second
5411 GPR for DCmode on 64-bit targets. Remove redundant fallback.
5413 2007-09-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
5415 * cfgexpand.c (dump_stack_var_partition): Use the correct
5416 index for the offset.
5418 2007-09-19 Joseph Myers <joseph@codesourcery.com>
5420 * config/mips/sde.h: Switch to GPLv3.
5422 2007-09-19 Eric Botcazou <ebotcazou@adacore.com>
5424 * tree-sra.c (decide_block_copy): Decide if there are groups.
5426 2007-09-19 Roman Zippel <zippel@linux-m68k.org>
5428 * config/m68k/m68k.c (output_move_himode): Remove jump table
5430 config/m68k/m68k.md (lea): Likewise.
5431 * config/m68k/m68k.c (print_operand_address): Use simple pc
5432 relative addressing.
5434 2007-09-19 Bernd Schmidt <bernd.schmidt@analog.com>
5436 * doc/tm.texi (IS_ASM_LOGICAL_LINE_SEPARATOR): Document new argument.
5437 * final.c (IS_ASM_LOGICAL_LINE_SEPARATOR): Provide two-argument
5439 (asm_insn_count): Pass template as second argument to it.
5440 * config/avr/avr.h (IS_ASM_LOGICAL_LINE_SEPARATOR): Likewise.
5441 * config/pa/pa.h (IS_ASM_LOGICAL_LINE_SEPARATOR): Likewise.
5442 * config/stormy16/stormy16.h (IS_ASM_LOGICAL_LINE_SEPARATOR): Likewise.
5443 * config/cris/cris.h (IS_ASM_LOGICAL_LINE_SEPARATOR): Likewise.
5444 * config/sh/sh.c (IS_ASM_LOGICAL_LINE_SEPARATOR): Likewise.
5445 (sh_insn_length_adjustment): Pass template as second argument to it.
5446 * config/bfin/bfin.h (IS_ASM_LOGICAL_LINE_SEPARATOR): New macro.
5448 * config/bfin/bfin.md (define_asm_attributes): New.
5450 2007-09-19 Jie Zhang <jie.zhang@analog.com>
5452 * config.gcc (bfin*-linux-uclibc*): Add ./linux-sysroot-suffix.h
5454 * config/bfin/print-sysroot-suffix.sh: New.
5455 * config/bfin/t-bfin-elf (EXTRA_PARTS): Remove.
5456 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES, MULTILIB_MATCHES,
5457 MULTILIB_EXCEPTIONS): Redefine with new multilibs.
5458 * config/bfin/t-bfin-uclinux (EXTRA_PARTS): Remove.
5459 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES, MULTILIB_MATCHES,
5460 MULTILIB_EXCEPTIONS): Redefine with new multilibs.
5461 * config/bfin/t-bfin-linux (EXTRA_PARTS): Remove.
5462 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES, MULTILIB_MATCHES,
5463 MULTILIB_EXCEPTIONS): Redefine with new multilibs.
5464 (linux-sysroot-suffix.h): New target.
5465 * config/bfin/bfin.opt (mcsync-anomaly): Use Var instead of Mask.
5466 (mspecld-anomaly): Likewise.
5467 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Renamed from
5468 (enum bfin_cpu): ... this. Add BFIN_CPU_BF522, BFIN_CPU_BF525,
5469 BFIN_CPU_BF527, BFIN_CPU_BF538, BFIN_CPU_BF539, BFIN_CPU_BF542,
5470 BFIN_CPU_BF544, BFIN_CPU_BF548, and BFIN_CPU_BF549.
5471 (bfin_si_revision): Declare.
5472 (bfin_workarounds): Declare.
5473 (WA_SPECULATIVE_LOADS): Define.
5474 (ENABLE_WA_SPECULATIVE_LOADS): Define.
5475 (WA_SPECULATIVE_SYNCS): Define.
5476 (ENABLE_WA_SPECULATIVE_SYNCS): Define.
5477 * config/bfin/elf.h (STARTFILE_SPEC): Rename crt532.o to basiccrt.o.
5478 (LIB_SPEC): Add %s to the linker scripts.
5479 Use proper linker script for bf522, bf525, bf527,
5480 bf538, bf539, bf542, bf544, bf548, and bf549.
5481 * config/bfin/bfin.c (bfin_si_revision): Define.
5482 (bfin_workarounds): Define.
5483 (struct bfin_cpu): New.
5485 (bfin_handle_option): Handle silicon revision part of -mcpu option.
5486 (override_options): Set bfin_workarounds.
5487 (length_for_loop): Replace TARGET_CSYNC_ANOMALY with
5488 ENABLE_WA_SPECULATIVE_SYNCS, TARGET_SPECLD_ANOMALY with
5489 ENABLE_WA_SPECULATIVE_LOADS.
5490 (bfin_reorg): Likewise.
5491 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
5492 macros for bf522, bf525, bf527, bf538, bf539,
5493 bf542, bf544, bf548, and bf549.
5494 Define __SILICON_REVISION__ and __WORKAROUND_* macros if needed.
5495 Don't define __ID_SHARED_LIB__ when -msep-data.
5496 (TARGET_DEFAULT): Define as 0.
5497 (DRIVER_SELF_SPECS): Add -mcpu=bf532 if no -mcpu option.
5498 * doc/invoke.texi (Blackfin Options): Document silicon
5499 revision part of -mcpu option and it now accepts bf522, bf525,
5500 bf527, bf538, bf539, bf542, bf544, bf548, and bf549.
5502 2007-09-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5504 * alias.c (memory_modified_1): Deconstify.
5505 (memory_modified_in_insn_p): Don't use const_note_stores.
5506 * rtl.h (const_note_stores): Delete.
5507 * rtlanal.c (const_note_stores): Likewise.
5509 2007-09-18 Richard Sandiford <rsandifo@nildram.co.uk>
5511 * dse.c (find_shift_sequence): Temporarily revert to forbidding
5514 2007-09-18 Rask Ingemann Lambertsen <rask@sygehus.dk>
5518 * config/fr30/fr30.md (addsi3): Check REG_P() before calling REGNO().
5519 (addsi_small_int): Likewise.
5520 (addsi_big_int): Use rtx_equal_p() instead of REGNO() comparison.
5521 (one_cmplsi2): Likewise.
5523 (enter_func): Expand insn using hard_frame_pointer_rtx and
5526 * config/fr30/fr30.c (fr30_expand_prologue): Check for
5527 hard_frame_pointer_rtx instead of using REGNO() check.
5528 Properly sign extend GEN_INT() argument.
5530 2007-09-18 Roman Zippel <zippel@linux-m68k.org>
5532 * config/m68k/m68k.c (override_options): Remove USE_GAS,
5534 (output_dbcc_and_branch, output_scc_di): Replace all jbcc
5535 alternatives with just jcc.
5536 * config/m68k/m68k.md (addsi_lshrsi_31, beq0_di, bne0_di,
5537 bge0_di, blt0_di, bgtu, bltu, bgeu, bleu, bgtu_rev,
5538 bltu_rev, bgeu_rev, bleu_rev, jump, dbne_hi, dbne_si,
5539 dbge_hi, dbge_si): Likewise.
5541 2007-09-18 Roman Zippel <zippel@linux-m68k.org>
5543 * config/m68k/m68k.md (beq, bne, bgt, blt, bge, ble, bordered,
5544 bunordered, buneq, bunge, bungt, bunle, bunlt, bltgt, beq_rev,
5545 bne_rev, bgt_rev, blt_rev, bge_rev, ble_rev, bordered_rev,
5546 bunordered_rev, buneq_rev, bunge_rev, bungt_rev, bunle_rev,
5547 bunlt_rev, bltgt_rev): Replace all fbcc with fjcc.
5549 2007-09-18 Maxim Kuvyrkov <maxim@codesourcery.com>
5551 * config/m68k/m68k-devices.def (51qe): New device.
5552 * config/m68k/m68k.c (FL_FOR_isa_c): Remove division unit. Add it
5553 to all uses of FL_FOR_isa_c for compatibility.
5554 (all_microarchs): Add cfv1 microarchitecture.
5555 (m68k_handle_option): Handle m51qe option.
5556 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Handle 51QE.
5557 (TUNE_CFV1): New macro.
5558 (enum uarch_type): Add ucfv1.
5559 * doc/invoke.texi: Document 51qe device and cfv1 microarchitecture.
5561 2007-09-18 Richard Guenther <rguenther@suse.de>
5563 PR tree-optimization/31863
5564 * tree-ssa-structalias.c (create_variable_info_for): Always
5565 free the fieldstack.
5567 2007-09-18 Dorit Nuzman <dorit@il.ibm.com>
5569 * opts.c (decode_options): Enable vectorization under -O3.
5571 2007-09-18 Richard Guenther <rguenther@suse.de>
5573 PR tree-optimization/33340
5574 * tree-ssa-sccvn.c (set_ssa_val_to): Do not set values to
5575 SSA_NAMEs that occur in abnormal PHI nodes.
5577 2007-09-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5579 * tree-cfg.c (is_ctrl_altering_stmt, tree_block_ends_with_call_p):
5580 Don't use const_get_call_expr_in.
5581 * tree-gimple.c (const_get_call_expr_in): Delete.
5582 * tree-gimple.h (const_get_call_expr_in): Likewise.
5584 2007-09-18 Richard Sandiford <rsandifo@nildram.co.uk>
5586 * df-scan.c (df_notes_rescan): Do nothing if the instruction does
5587 not yet have a basic block.
5588 * dse.c (find_shift_sequence): Don't set DF_NO_INSN_RESCAN.
5590 2007-09-18 Richard Sandiford <rsandifo@nildram.co.uk>
5592 * config/mips/mips.c (mips_file_start): Add ".previous" directives
5593 to both ".section"s.
5595 2007-09-17 Richard Sandiford <rsandifo@nildram.co.uk>
5597 * config/mips/mips.c (mips_output_mi_thunk): Use
5598 mips_function_ok_for_sibcall and const_call_insn_operand
5599 to determine if a direct sibcall is allowed. Use
5600 mips_classify_symbol to determine a global pointer is needed.
5602 2007-09-17 Richard Sandiford <rsandifo@nildram.co.uk>
5604 * config/mips/mips.md (*clear_upper32): Use "W" as the memory operand.
5606 2007-09-17 Chao-ying Fu <fu@mips.com>
5607 Nigel Stephens <nigel@mips.com>
5609 * config/fixed-bit.h: New file.
5610 * config/fixed-bit.c: New file.
5611 * doc/libgcc.texi (Fixed-point fractional library routines): New node.
5613 2007-09-18 Jakub Jelinek <jakub@redhat.com>
5615 * c-format.h (format_kind_info): Add alloc_char field.
5616 * c-format.c (scanf_flag_specs): Add 'm'.
5617 (scanf_flag_pairs): Add 'a', 'm' pair.
5618 (scan_char_table): Allow 'm' modifier for c, s, [, C and S.
5619 (format_types_orig): Add alloc_char fields.
5620 (check_format_info_main): Rename aflag to alloc_flag.
5621 Handle fki->alloc_char. modifier after width and before length
5622 modifiers. Move FMT_FLAG_SCANF_A_KLUDGE handling before
5623 length modifiers as well.
5624 * config/sol2-c.c (solaris_format_types): Add alloc_char field.
5627 * builtins.c (expand_builtin_memory_chk): Handle COMPOUND_EXPRs
5628 returned by build_call_expr.
5630 2007-09-17 Eric Botcazou <ebotcazou@adacore.com>
5632 * tree-sra.c (maybe_lookup_element_for_expr) <COMPONENT_REF>: Return
5633 NULL for variable-sized records too.
5634 (sra_walk_expr) <COMPONENT_REF>: Stop at variable-sized records too.
5636 2007-09-17 Tom Tromey <tromey@redhat.com>
5638 * c-decl.c (pushdecl): Don't set DECL_LANG_SPECIFIC.
5639 (c_builtin_function): Likewise.
5640 (grokdeclarator): Likewise.
5642 2007-09-17 Zdenek Dvorak <ook@ucw.cz>
5644 PR rtl-optimization/26449
5645 * loop-invariant.c (move_invariant_reg): Do not use force_operand.
5646 (seq_insns_valid_p): Removed.
5648 2007-09-17 Eric Botcazou <ebotcazou@adacore.com>
5650 * tree-nomudflap.c (gate_mudflap): New static function.
5651 (pass_mudflap_1): Use it as gate function.
5652 (pass_mudflap_2): Likewise.
5654 2007-09-17 Jan Hubicka <jh@suse.cz>
5658 * loop-invariant.c (move_invariant_reg): Unshare sequence.
5660 2007-09-17 Victor Kaplansky <victork@il.ibm.com>
5662 PR tree-optimization/33319
5663 * tree-vect-analyze.c (vect_same_range_drs): New.
5664 (vect_vfa_range_equal): New.
5665 (vect_is_duplicate_ddr): Removed.
5666 (vect_mark_for_runtime_alias_test): Do not perform marking when
5667 optimizing for size or max_param for alias checking is zero.
5668 Move the function before vect_analyze_data_ref_dependence.
5669 (vect_analyze_data_ref_dependence): Add call to
5670 vect_mark_for_runtime_alias_test in two cases when dependence
5672 (vect_analyze_data_ref_dependences): Do not call to
5673 vect_mark_for_runtime_alias_test.
5674 (vect_prune_runtime_alias_test_list): New.
5675 (vect_analyze_loop): Add call to vect_prune_runtime_alias_test_list.
5676 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
5677 Update vec_outside_cost.
5678 (vect_vfa_segment_size): More compact code, use TYPE_SIZE_UNIT.
5679 (vect_create_cond_for_alias_checks): Build the base address of data
5680 reference from DR_GROUP_FIRST_DR.
5681 (vect_loop_versioning): New.
5682 (vect_transform_loop): Add a call to vect_loop_versioning.
5683 Remove factored out code.
5685 2007-09-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5688 * expr.c (store_expr): Call adjust_address to change mode of dest_mem
5691 2007-09-16 Richard Sandiford <rsandifo@nildram.co.uk>
5693 * dse.c (find_shift_sequence): Allow word as well as subword shifts.
5694 Do the tentative shift expansion with the DF_NO_INSN_RESCAN flag set.
5695 Fix the call to insn_rtx_cost. Skip access sizes that require a
5696 real truncation of the store register. Use convert_move instead
5697 of gen_lowpart when narrowing the result.
5698 (replace_read): Use convert_move instead of gen_lowpart when
5699 narrowing the store rhs.
5701 2007-09-16 Richard Sandiford <rsandifo@nildram.co.uk>
5703 * config/mips/mips.md (SHORT): Fix long line.
5704 (SUBDI): New mode iterator. Extend the shift-and-truncate insns
5705 to QImode and HImode.
5707 2007-09-16 Richard Sandiford <rsandifo@nildram.co.uk>
5709 * config/mips/mips.h (POINTERS_EXTEND_UNSIGNED): Define.
5711 2007-09-15 Zdenek Dvorak <ook@ucw.cz>
5713 * tree-parloops.c: New file.
5714 * tree-ssa-operands.h (free_stmt_operands): Declare.
5715 * tree-ssa-loop-manip.c (split_loop_exit_edge): Return the new basic
5717 * tree-pass.h (pass_parallelize_loops): Declare.
5718 * omp-low.c (expand_omp_parallel, expand_omp_for): Update SSA form for
5720 (build_omp_regions_1): Allow analysing just a single OMP region and
5722 ( build_omp_regions_root, omp_expand_local): New functions.
5723 (build_omp_regions): Add argument to build_omp_regions_1 call.
5724 * builtins.def (DEF_GOMP_BUILTIN): Initialize OMP builtins when
5725 autoparallelization is run.
5726 * timevar.def (TV_TREE_PARALLELIZE_LOOPS): New.
5727 * tree-ssa-loop.c (gate_tree_parallelize_loops, tree_parallelize_loops,
5728 pass_parallelize_loops): New.
5729 * common.opt (ftree-parallelize-loops): New.
5730 * tree-flow.h (omp_expand_local, tree_duplicate_sese_tail,
5731 parallelize_loops): Declare.
5732 (add_phi_args_after_copy, split_loop_exit_edge): Declaration changed.
5733 * Makefile.in (tree-parloops.o): Added.
5734 * tree-cfg.c (add_phi_args_after_copy_edge, tree_duplicate_sese_tail):
5736 (add_phi_args_after_copy_bb): Use add_phi_args_after_copy_edge.
5737 (add_phi_args_after_copy): Call add_phi_args_after_copy_edge for
5738 one extra edge as well.
5739 (tree_duplicate_sese_region): Add argument to add_phi_args_after_copy.
5740 Use VEC_free to free doms vector.
5741 (move_block_to_fn): Update loop info. Remove phi nodes for virtual
5742 operands. Recompute operand caches in the new function.
5743 (move_sese_region_to_fn): Update loop info.
5744 * passes.c (init_optimization_passes): Add pass_parallelize_loops.
5745 * tree-ssa-operands.c (free_stmt_operands): New function.
5747 * doc/passes.texi: Document autoparallelization.
5748 * doc/invoke.texi (-ftree-parallelize-loops): New option.
5750 2007-09-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5753 * pa.c (function_value): Use GET_MODE_BITSIZE instead of
5756 2007-09-15 Dorit Nuzman <dorit@il.ibm.com>
5758 * tree-vect-transform.c (vect_get_vec_defs_for_stmt_copy): check if
5759 the VEC is not NULL.
5760 (vectorizable_type_demotion, vectorizable_type_promotion): Check that
5761 get_vectype_for_scalar_type succeeded.
5762 (vectorizable_conversion): Likewise.
5764 2007-09-14 Jan Hubicka <jh@suse.cz>
5766 * config/i386/i386.md (*floatdi<mode>2_i387): Guard against
5769 2007-09-14 Uros Bizjak <ubizjak@gmail.com>
5772 * config/i386/i386.md (fmodxf3): Copy operands[2] to temporary
5773 register when operands[2] equals operands[1].
5774 (remainderxf3): Ditto.
5776 2007-09-14 Sandra Loosemore <sandra@codesourcery.com>
5777 Nigel Stephens <nigel@mips.com>
5779 * doc/tm.texi (LIBGCC2_UNWIND_ATTRIBUTE): Document.
5780 * unwind-generic.h (LIBGCC2_UNWIND_ATTRIBUTE): Define.
5781 (_Unwind_RaiseException): Add LIBGCC2_UNWIND_ATTRIBUTE to declaration.
5782 (_Unwind_ForcedUnwind): Likewise.
5783 (_Unwind_Resume): Likewise.
5784 (_Unwind_Resume_or_Rethrow): Likewise.
5785 (_Unwind_Backtrace): Likewise.
5786 (_Unwind_SjLj_RaiseException): Likewise.
5787 (_Unwind_SjLj_ForcedUnwind): Likewise.
5788 (_Unwind_SjLj_Resume): Likewise.
5789 (_Unwind_SjLj_Resume_or_Rethrow): Likewise.
5790 * unwind.inc (_Unwind_RaiseException): Add LIBGCC2_UNWIND_ATTRIBUTE
5792 (_Unwind_ForcedUnwind): Likewise.
5793 (_Unwind_Resume): Likewise.
5794 (_Unwind_Resume_or_Rethrow): Likewise.
5795 (_Unwind_Backtrace): Likewise.
5796 * unwind-compat.c (_Unwind_Backtrace): Likewise.
5797 (_Unwind_ForcedUnwind): Likewise.
5798 (_Unwind_RaiseException): Likewise.
5799 (_Unwind_Resume): Likewise.
5800 (_Unwind_Resume_or_Rethrow): Likewise.
5802 * config/mips/mips.h (LIBGCC2_UNWIND_ATTRIBUTE): Define to force
5803 nomips16 mode when IN_LIBGCC2 with hard float.
5805 2007-09-14 Richard Sandiford <rsandifo@nildram.co.uk>
5807 * config/mips/sdemtk.opt: Update to GPLv3.
5808 * config/mips/sdemtk.h: Likewise.
5810 2007-09-14 Nigel Stephens <nigel@mips.com>
5812 * config.gcc (mips*-*-linux*): Recognise mipsisa32r2 and set
5813 MIPS_ISA_DEFAULT appropriately. Don't make soft-float the default
5814 for mipsisa32-*-linux*.
5816 2007-09-14 Nigel Stephens <nigel@mips.com>
5817 David Ung <davidu@mips.com>
5818 Thiemo Seufer <ths@mips.com>
5819 Richard Sandiford <richard@codesourcery.com>
5821 * config.gcc (mips*-sde-elf*): Add support for the SDE C libraries.
5822 * configure.ac: Add a mipssde threading type.
5823 * configure: Regenerate.
5824 * config/mips/sdemtk.h: New file.
5825 * config/mips/t-sdemtk: Likewise.
5826 * config/mips/sdemtk.opt: Likewise.
5827 * gthr-mipssde.h: Likewise.
5828 * config/mips/sde.h (FUNCTION_PROFILER): Move to config/mips/sdemtk.h.
5829 * config/mips/mips.h (MIPS_SAVE_REG_FOR_PROFILING_P): New macro.
5830 (MIPS_ICACHE_SYNC): New macro, split from ...
5831 * config/mips/mips.md (clear_cache): ...here.
5832 * config/mips/mips.c (mips_save_reg_p): Check
5833 MIPS_SAVE_REG_FOR_PROFILING_P on profiled functions.
5834 (build_mips16_function_stub): Use targetm.strip_name_encoding.
5835 (build_mips16_call_stub): Likewise.
5837 2007-09-14 Richard Sandiford <richard@codesourcery.com>
5839 * Makefile.in (stmp-int-hdrs): Depend on fixinc_list.
5841 2007-09-14 Jakub Jelinek <jakub@redhat.com>
5844 * config/ia64/ia64.c (find_gr_spill): Don't decrement
5845 current_frame_info.n_local_regs. Don't return emitted local regs.
5846 (ia64_compute_frame_size): Improve unwind hack to put
5847 RP, PFS, FP in that order by allowing some of the registers
5848 been already emitted, as long as they are emitted to the
5851 2007-09-14 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5853 * config/spu/vmx2spu.h (vec_extract, vec_insert, vec_lvlx,
5854 vec_lvlxl, vec_lvrx, vec_lvrxl, vec_promote, vec_splats,
5855 vec_stvlx, vec_stvlxl, vec_stvrx, vec_stvrxl): New intrinsics.
5857 2007-09-13 Eric Christopher <echristo@apple.com>
5858 Kenneth Zadeck <zadeck@naturalbridge.com>
5860 * dse.c (find_shift_sequence): New function.
5861 (replace_read): Add case to remove read if it requires shift.
5862 * config/i386/i386.c (ix86_expand_prologue): Fixed typo in comment.
5864 2007-09-13 Tom Tromey <tromey@redhat.com>
5866 * c-common.c (fname_as_string): Update.
5867 * c-parser.c (c_parser) <lex_untranslated_string>: New field.
5868 (c_lex_one_token): Update. Add 'parser' argument.
5869 (c_parser_simple_asm_expr): Update.
5870 (c_parser_attributes): Update.
5871 (c_parser_asm_statement): Update.
5872 (c_parser_asm_operands): Update.
5873 (c_parser_peek_token): Update.
5874 (c_parser_peek_2nd_token): Update.
5875 * c-lex.c (c_lex_string_translate): Remove.
5876 (c_lex_return_raw_strings): Likewise.
5877 (c_lex_with_flags): Added 'lex_flags' argument.
5878 (lex_string): Added 'translate' argument.
5879 * c-pragma.h (c_lex_with_flags): Update.
5880 (c_lex_string_translate, c_lex_return_raw_strings): Remove.
5881 (C_LEX_STRING_NO_TRANSLATE): New define.
5882 (C_LEX_RAW_STRINGS): Likewise.
5884 2007-09-13 Bernd Schmidt <bernd.schmidt@analog.com>
5887 * config/bfin/bfin.c (enum bfin_builtins): Add BFIN_BUILTIN_ONES,
5888 BFIN_BUILTIN_CPLX_MUL_16_S40, BFIN_BUILTIN_CPLX_MAC_16_S40,
5889 BFIN_BUILTIN_CPLX_MSU_16_S40, and BFIN_BUILTIN_CPLX_SQU.
5890 (bfin_init_builtins): Initialize __builtin_bfin_ones,
5891 __builtin_bfin_min_fr1x16, __builtin_bfin_max_fr1x16,
5892 __builtin_bfin_min_fr1x32, __builtin_bfin_max_fr1x32,
5893 __builtin_bfin_cmplx_add, __builtin_bfin_cmplx_sub,
5894 __builtin_bfin_cmplx_mul_s40, __builtin_bfin_cmplx_mac_s40,
5895 __builtin_bfin_cmplx_msu_s40 and __builtin_bfin_csqu_fr16.
5896 (bdesc_1arg): Add __builtin_bfin_ones.
5897 (bfin_expand_builtin): Expand __builtin_bfin_cmplx_mul_s40,
5898 __builtin_bfin_cmplx_mac_s40, __builtin_bfin_cmplx_msu_s40,
5899 and __builtin_bfin_csqu_fr16.
5900 * config/bfin/bfin.md (UNSPEC_ONES): New constant.
5901 (ones): New define_insn.
5902 (ssaddhi3_parts): New define_insn.
5903 (sssubhi3_parts): New define_insn.
5904 (flag_mulhi_parts): New define_insn.
5906 2007-09-13 Seongbae Park <seongbae.park@gmail.com>
5908 * common.opt (femit-class-debug-always): Turn off by default.
5910 2007-09-13 Bernd Schmidt <bernd.schmidt@analog.com>
5912 * config/bfin/bfin.md (reload_outpdi, reload_inpdi): New patterns.
5913 * config/bfin/bfin.c (bfin_secondary_reload): Make sure we use them.
5915 2007-09-13 James E. Wilson <wilson@specifix.com>
5917 PR tree-optimization/33389
5918 * tree-ssa-operands.c (append_vuse): If ann->in_vdef_list true,
5919 then set build_loads before returning.
5921 2007-09-13 Sandra Loosemore <sandra@codesourcery.com>
5922 David Ung <davidu@mips.com>
5924 * config/mips/mips.h (ASM_OUTPUT_REG_PUSH): Replace {d}subu with
5925 {d}addiu and a negative immediate such that it works with MIPS16
5928 2007-09-13 H.J. Lu <hongjiu.lu@intel.com>
5931 * configure.ac (ld_vers): Support Linux linker.
5932 * configure: Regenerated.
5934 2007-09-13 Richard Sandiford <richard@codesourcery.com>
5935 Sandra Loosemore <sandra@codesourcery.com>
5937 * config/mips/mips.h (SYMBOL_FLAG_MIPS16_FUNC): Delete.
5938 (SYMBOL_REF_MIPS16_FUNC_P): Delete.
5939 * config/mips/mips.c (mips_attribute_table): Turn mips16 and
5940 nomips16 into decl attributes.
5941 (TARGET_INSERT_ATTRIBUTES): Override.
5942 (TARGET_MERGE_DECL_ATTRIBUTES): Likewise.
5943 (TARGET_FUNCTION_ATTRIBUTE_INLINABLE_P): Always return true.
5944 (mips_mips16_type_p, mips_nomips16_type_p): Delete in favor of...
5945 (mips_mips16_decl_p, mips_nomips16_decl_p): ...these new functions.
5946 (mips_comp_type_attributes): Remove mips16 and nomips16 handling.
5947 (mips_use_mips16_mode_p): Reimplement as a function that takes
5948 a decl and considers only decl attributes. If the decl is nested
5949 function, use its parent attributes.
5950 (mips_function_ok_for_sibcall): Use mips_use_mips16_mode_p
5951 instead of SYMBOL_REF_MIPS16_FUNC_P.
5952 (mips_set_mips16_mode): Move call to sorry here from old
5953 mips_use_mips16_mode_p.
5954 (mflip_mips16_entry): New structure.
5955 (mflip_mips16_htab): New variable.
5956 (mflip_mips16_htab_hash, mflip_mips16_htab_eq): New functions.
5957 (mflip_mips16_use_mips16_p, mips_insert_attributes): Likewise.
5958 (mips_merge_decl_attributes): New function.
5959 (mips_set_current_function): Reinstate call to mips_set_mips16_mode.
5960 Use mips_use_mips16_mode_p.
5961 (mips_output_mi_thunk): Use mips_use_mips16_mode_p instead of
5962 SYMBOL_REF_MIPS16_FUNC_P.
5963 (mips_encode_section_info): Don't set SYMBOL_FLAG_MIPS16_FUNC.
5965 2007-09-13 Richard Sandiford <richard@codesourcery.com>
5967 * c-parser.c (c_parser_struct_declaration): Check for a null return.
5969 2007-09-13 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
5972 * gcc.c (xputenv): Make argument const, and use CONST_CAST.
5974 2007-09-12 Michael Meissner <michael.meissner@amd.com>
5975 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
5976 Tony Linthicum <tony.linthicum@amd.com>
5978 * tree.h (function_args_iterator): New type to iterate over
5980 (FOREACH_FUNCTION_ARGS_PTR): Iterator macros for iterating over
5981 function arguments providing a pointer to the argument.
5982 (FOREACH_FUNCTION_ARGS): Iterator macros for iterating over
5983 function arguments providing the argument.
5984 (function_args_iter_init): Inline function to initialize
5985 function_args_iterator.
5986 (function_args_iter_cond_ptr): Inline function to return the next
5987 pointer to hold the argument.
5988 (function_args_iter_cond): Inline function to return the next
5990 (function_args_iter_cond_next): Advance the function args iterator.
5991 (stdarg_p): New function, return true if variable argument function.
5992 (prototype_p): New function, return true if function is prototyped.
5993 (function_args_count): New function, count the number of arguments
5996 * tree.c (stdarg_p): New function, return true if variable
5998 (prototype_p): New function, return true if function is prototyped.
6000 * config/i386/i386.h (TARGET_SSE5): New macro for SSE5.
6001 (TARGET_ROUND): New macro for the round/ptest instructions which
6002 are shared between SSE4.1 and SSE5.
6003 (OPTION_MASK_ISA_ROUND): Ditto.
6004 (OPTION_ISA_ROUND): Ditto.
6005 (TARGET_FUSED_MADD): New macro for -mfused-madd swtich.
6006 (TARGET_CPU_CPP_BUILTINS): Add SSE5 support.
6008 * config/i386/i386.opt (-msse5): New switch for SSE5 support.
6009 (-mfused-madd): New switch to give users control over whether the
6010 compiler optimizes to use the multiply/add SSE5 instructions.
6012 * config/i386/i386.c (m_AMD_MULTIPLE): Rename from
6013 m_ATHLON_K8_AMDFAM10, and change all uses.
6014 (enum pta_flags): Add PTA_SSE5.
6015 (ix86_handle_option): Turn off 3dnow if -msse5.
6016 (override_options): Add SSE5 support.
6017 (print_operand): %Y prints comparison codes for SSE5 com/pcom
6019 (ix86_expand_sse_movcc): Add SSE5 support.
6020 (ix86_expand_sse5_unpack): New function to use pperm to unpack a
6021 vector type to the next largest size.
6022 (ix86_expand_sse5_pack): New function to use pperm to pack a
6023 vector type to the next smallest size.
6024 (IX86_BUILTIN_FMADDSS): New for SSE5 intrinsic.
6025 (IX86_BUILTIN_FMADDSD): Ditto.
6026 (IX86_BUILTIN_FMADDPS): Ditto.
6027 (IX86_BUILTIN_FMADDPD): Ditto.
6028 (IX86_BUILTIN_FMSUBSS): Ditto.
6029 (IX86_BUILTIN_FMSUBSD): Ditto.
6030 (IX86_BUILTIN_FMSUBPS): Ditto.
6031 (IX86_BUILTIN_FMSUBPD): Ditto.
6032 (IX86_BUILTIN_FNMADDSS): Ditto.
6033 (IX86_BUILTIN_FNMADDSD): Ditto.
6034 (IX86_BUILTIN_FNMADDPS): Ditto.
6035 (IX86_BUILTIN_FNMADDPD): Ditto.
6036 (IX86_BUILTIN_FNMSUBSS): Ditto.
6037 (IX86_BUILTIN_FNMSUBSD): Ditto.
6038 (IX86_BUILTIN_FNMSUBPS): Ditto.
6039 (IX86_BUILTIN_FNMSUBPD): Ditto.
6040 (IX86_BUILTIN_PCMOV_V2DI): Ditto.
6041 (IX86_BUILTIN_PCMOV_V4SI): Ditto.
6042 (IX86_BUILTIN_PCMOV_V8HI): Ditto.
6043 (IX86_BUILTIN_PCMOV_V16QI): Ditto.
6044 (IX86_BUILTIN_PCMOV_V4SF): Ditto.
6045 (IX86_BUILTIN_PCMOV_V2DF): Ditto.
6046 (IX86_BUILTIN_PPERM): Ditto.
6047 (IX86_BUILTIN_PERMPS): Ditto.
6048 (IX86_BUILTIN_PERMPD): Ditto.
6049 (IX86_BUILTIN_PMACSSWW): Ditto.
6050 (IX86_BUILTIN_PMACSWW): Ditto.
6051 (IX86_BUILTIN_PMACSSWD): Ditto.
6052 (IX86_BUILTIN_PMACSWD): Ditto.
6053 (IX86_BUILTIN_PMACSSDD): Ditto.
6054 (IX86_BUILTIN_PMACSDD): Ditto.
6055 (IX86_BUILTIN_PMACSSDQL): Ditto.
6056 (IX86_BUILTIN_PMACSSDQH): Ditto.
6057 (IX86_BUILTIN_PMACSDQL): Ditto.
6058 (IX86_BUILTIN_PMACSDQH): Ditto.
6059 (IX86_BUILTIN_PMADCSSWD): Ditto.
6060 (IX86_BUILTIN_PMADCSWD): Ditto.
6061 (IX86_BUILTIN_PHADDBW): Ditto.
6062 (IX86_BUILTIN_PHADDBD): Ditto.
6063 (IX86_BUILTIN_PHADDBQ): Ditto.
6064 (IX86_BUILTIN_PHADDWD): Ditto.
6065 (IX86_BUILTIN_PHADDWQ): Ditto.
6066 (IX86_BUILTIN_PHADDDQ): Ditto.
6067 (IX86_BUILTIN_PHADDUBW): Ditto.
6068 (IX86_BUILTIN_PHADDUBD): Ditto.
6069 (IX86_BUILTIN_PHADDUBQ): Ditto.
6070 (IX86_BUILTIN_PHADDUWD): Ditto.
6071 (IX86_BUILTIN_PHADDUWQ): Ditto.
6072 (IX86_BUILTIN_PHADDUDQ): Ditto.
6073 (IX86_BUILTIN_PHSUBBW): Ditto.
6074 (IX86_BUILTIN_PHSUBWD): Ditto.
6075 (IX86_BUILTIN_PHSUBDQ): Ditto.
6076 (IX86_BUILTIN_PROTB): Ditto.
6077 (IX86_BUILTIN_PROTW): Ditto.
6078 (IX86_BUILTIN_PROTD): Ditto.
6079 (IX86_BUILTIN_PROTQ): Ditto.
6080 (IX86_BUILTIN_PROTB_IMM): Ditto.
6081 (IX86_BUILTIN_PROTW_IMM): Ditto.
6082 (IX86_BUILTIN_PROTD_IMM): Ditto.
6083 (IX86_BUILTIN_PROTQ_IMM): Ditto.
6084 (IX86_BUILTIN_PSHLB): Ditto.
6085 (IX86_BUILTIN_PSHLW): Ditto.
6086 (IX86_BUILTIN_PSHLD): Ditto.
6087 (IX86_BUILTIN_PSHLQ): Ditto.
6088 (IX86_BUILTIN_PSHAB): Ditto.
6089 (IX86_BUILTIN_PSHAW): Ditto.
6090 (IX86_BUILTIN_PSHAD): Ditto.
6091 (IX86_BUILTIN_PSHAQ): Ditto.
6092 (IX86_BUILTIN_FRCZSS): Ditto.
6093 (IX86_BUILTIN_FRCZSD): Ditto.
6094 (IX86_BUILTIN_FRCZPS): Ditto.
6095 (IX86_BUILTIN_FRCZPD): Ditto.
6096 (IX86_BUILTIN_CVTPH2PS): Ditto.
6097 (IX86_BUILTIN_CVTPS2PH): Ditto.
6098 (IX86_BUILTIN_COMEQSS): Ditto.
6099 (IX86_BUILTIN_COMNESS): Ditto.
6100 (IX86_BUILTIN_COMLTSS): Ditto.
6101 (IX86_BUILTIN_COMLESS): Ditto.
6102 (IX86_BUILTIN_COMGTSS): Ditto.
6103 (IX86_BUILTIN_COMGESS): Ditto.
6104 (IX86_BUILTIN_COMUEQSS): Ditto.
6105 (IX86_BUILTIN_COMUNESS): Ditto.
6106 (IX86_BUILTIN_COMULTSS): Ditto.
6107 (IX86_BUILTIN_COMULESS): Ditto.
6108 (IX86_BUILTIN_COMUGTSS): Ditto.
6109 (IX86_BUILTIN_COMUGESS): Ditto.
6110 (IX86_BUILTIN_COMORDSS): Ditto.
6111 (IX86_BUILTIN_COMUNORDSS): Ditto.
6112 (IX86_BUILTIN_COMFALSESS): Ditto.
6113 (IX86_BUILTIN_COMTRUESS): Ditto.
6114 (IX86_BUILTIN_COMEQSD): Ditto.
6115 (IX86_BUILTIN_COMNESD): Ditto.
6116 (IX86_BUILTIN_COMLTSD): Ditto.
6117 (IX86_BUILTIN_COMLESD): Ditto.
6118 (IX86_BUILTIN_COMGTSD): Ditto.
6119 (IX86_BUILTIN_COMGESD): Ditto.
6120 (IX86_BUILTIN_COMUEQSD): Ditto.
6121 (IX86_BUILTIN_COMUNESD): Ditto.
6122 (IX86_BUILTIN_COMULTSD): Ditto.
6123 (IX86_BUILTIN_COMULESD): Ditto.
6124 (IX86_BUILTIN_COMUGTSD): Ditto.
6125 (IX86_BUILTIN_COMUGESD): Ditto.
6126 (IX86_BUILTIN_COMORDSD): Ditto.
6127 (IX86_BUILTIN_COMUNORDSD): Ditto.
6128 (IX86_BUILTIN_COMFALSESD): Ditto.
6129 (IX86_BUILTIN_COMTRUESD): Ditto.
6130 (IX86_BUILTIN_COMEQPS): Ditto.
6131 (IX86_BUILTIN_COMNEPS): Ditto.
6132 (IX86_BUILTIN_COMLTPS): Ditto.
6133 (IX86_BUILTIN_COMLEPS): Ditto.
6134 (IX86_BUILTIN_COMGTPS): Ditto.
6135 (IX86_BUILTIN_COMGEPS): Ditto.
6136 (IX86_BUILTIN_COMUEQPS): Ditto.
6137 (IX86_BUILTIN_COMUNEPS): Ditto.
6138 (IX86_BUILTIN_COMULTPS): Ditto.
6139 (IX86_BUILTIN_COMULEPS): Ditto.
6140 (IX86_BUILTIN_COMUGTPS): Ditto.
6141 (IX86_BUILTIN_COMUGEPS): Ditto.
6142 (IX86_BUILTIN_COMORDPS): Ditto.
6143 (IX86_BUILTIN_COMUNORDPS): Ditto.
6144 (IX86_BUILTIN_COMFALSEPS): Ditto.
6145 (IX86_BUILTIN_COMTRUEPS): Ditto.
6146 (IX86_BUILTIN_COMEQPD): Ditto.
6147 (IX86_BUILTIN_COMNEPD): Ditto.
6148 (IX86_BUILTIN_COMLTPD): Ditto.
6149 (IX86_BUILTIN_COMLEPD): Ditto.
6150 (IX86_BUILTIN_COMGTPD): Ditto.
6151 (IX86_BUILTIN_COMGEPD): Ditto.
6152 (IX86_BUILTIN_COMUEQPD): Ditto.
6153 (IX86_BUILTIN_COMUNEPD): Ditto.
6154 (IX86_BUILTIN_COMULTPD): Ditto.
6155 (IX86_BUILTIN_COMULEPD): Ditto.
6156 (IX86_BUILTIN_COMUGTPD): Ditto.
6157 (IX86_BUILTIN_COMUGEPD): Ditto.
6158 (IX86_BUILTIN_COMORDPD): Ditto.
6159 (IX86_BUILTIN_COMUNORDPD): Ditto.
6160 (IX86_BUILTIN_COMFALSEPD): Ditto.
6161 (IX86_BUILTIN_COMTRUEPD): Ditto.
6162 (IX86_BUILTIN_PCOMEQUB): Ditto.
6163 (IX86_BUILTIN_PCOMNEUB): Ditto.
6164 (IX86_BUILTIN_PCOMLTUB): Ditto.
6165 (IX86_BUILTIN_PCOMLEUB): Ditto.
6166 (IX86_BUILTIN_PCOMGTUB): Ditto.
6167 (IX86_BUILTIN_PCOMGEUB): Ditto.
6168 (IX86_BUILTIN_PCOMFALSEUB): Ditto.
6169 (IX86_BUILTIN_PCOMTRUEUB): Ditto.
6170 (IX86_BUILTIN_PCOMEQUW): Ditto.
6171 (IX86_BUILTIN_PCOMNEUW): Ditto.
6172 (IX86_BUILTIN_PCOMLTUW): Ditto.
6173 (IX86_BUILTIN_PCOMLEUW): Ditto.
6174 (IX86_BUILTIN_PCOMGTUW): Ditto.
6175 (IX86_BUILTIN_PCOMGEUW): Ditto.
6176 (IX86_BUILTIN_PCOMFALSEUW): Ditto.
6177 (IX86_BUILTIN_PCOMTRUEUW): Ditto.
6178 (IX86_BUILTIN_PCOMEQUD): Ditto.
6179 (IX86_BUILTIN_PCOMNEUD): Ditto.
6180 (IX86_BUILTIN_PCOMLTUD): Ditto.
6181 (IX86_BUILTIN_PCOMLEUD): Ditto.
6182 (IX86_BUILTIN_PCOMGTUD): Ditto.
6183 (IX86_BUILTIN_PCOMGEUD): Ditto.
6184 (IX86_BUILTIN_PCOMFALSEUD): Ditto.
6185 (IX86_BUILTIN_PCOMTRUEUD): Ditto.
6186 (IX86_BUILTIN_PCOMEQUQ): Ditto.
6187 (IX86_BUILTIN_PCOMNEUQ): Ditto.
6188 (IX86_BUILTIN_PCOMLTUQ): Ditto.
6189 (IX86_BUILTIN_PCOMLEUQ): Ditto.
6190 (IX86_BUILTIN_PCOMGTUQ): Ditto.
6191 (IX86_BUILTIN_PCOMGEUQ): Ditto.
6192 (IX86_BUILTIN_PCOMFALSEUQ): Ditto.
6193 (IX86_BUILTIN_PCOMTRUEUQ): Ditto.
6194 (IX86_BUILTIN_PCOMEQB): Ditto.
6195 (IX86_BUILTIN_PCOMNEB): Ditto.
6196 (IX86_BUILTIN_PCOMLTB): Ditto.
6197 (IX86_BUILTIN_PCOMLEB): Ditto.
6198 (IX86_BUILTIN_PCOMGTB): Ditto.
6199 (IX86_BUILTIN_PCOMGEB): Ditto.
6200 (IX86_BUILTIN_PCOMFALSEB): Ditto.
6201 (IX86_BUILTIN_PCOMTRUEB): Ditto.
6202 (IX86_BUILTIN_PCOMEQW): Ditto.
6203 (IX86_BUILTIN_PCOMNEW): Ditto.
6204 (IX86_BUILTIN_PCOMLTW): Ditto.
6205 (IX86_BUILTIN_PCOMLEW): Ditto.
6206 (IX86_BUILTIN_PCOMGTW): Ditto.
6207 (IX86_BUILTIN_PCOMGEW): Ditto.
6208 (IX86_BUILTIN_PCOMFALSEW): Ditto.
6209 (IX86_BUILTIN_PCOMTRUEW): Ditto.
6210 (IX86_BUILTIN_PCOMEQD): Ditto.
6211 (IX86_BUILTIN_PCOMNED): Ditto.
6212 (IX86_BUILTIN_PCOMLTD): Ditto.
6213 (IX86_BUILTIN_PCOMLED): Ditto.
6214 (IX86_BUILTIN_PCOMGTD): Ditto.
6215 (IX86_BUILTIN_PCOMGED): Ditto.
6216 (IX86_BUILTIN_PCOMFALSED): Ditto.
6217 (IX86_BUILTIN_PCOMTRUED): Ditto.
6218 (IX86_BUILTIN_PCOMEQQ): Ditto.
6219 (IX86_BUILTIN_PCOMNEQ): Ditto.
6220 (IX86_BUILTIN_PCOMLTQ): Ditto.
6221 (IX86_BUILTIN_PCOMLEQ): Ditto.
6222 (IX86_BUILTIN_PCOMGTQ): Ditto.
6223 (IX86_BUILTIN_PCOMGEQ): Ditto.
6224 (IX86_BUILTIN_PCOMFALSEQ): Ditto.
6225 (IX86_BUILTIN_PCOMTRUEQ): Ditto.
6226 (bdesc_ptest): Change OPTION_MASK_ISA_SSE4_1 to
6227 OPTION_MASK_ISA_ROUND for instructions that are shared between
6229 (bdesc_2arg): Ditto.
6230 (bdesc_sse_3arg): Ditto.
6231 (enum multi_arg_type): New enum for describing the various SSE5
6232 intrinsic argument types.
6233 (bdesc_multi_arg): New table for SSE5 intrinsics.
6234 (ix86_init_mmx_sse_builtins): Add SSE5 intrinsic support.
6235 (ix86_expand_multi_arg_builtin): New function for creating SSE5
6237 (ix86_expand_builtin): Add SSE5 intrinsic support.
6238 (ix86_sse5_valid_op_p): New function to validate SSE5 3 and 4
6239 operand instructions.
6240 (ix86_expand_sse5_multiple_memory): New function to split the
6241 second memory reference from SSE5 instructions.
6242 (type_has_variadic_args_p): Delete in favor of stdarg_p.
6243 (ix86_return_pops_args): Use stdarg_p to determine if the function
6244 has variable arguments.
6245 (ix86_setup_incoming_varargs): Ditto.
6246 (x86_this_parameter): Ditto.
6248 * config/i386/i386-protos.h (ix86_expand_sse5_unpack): Add
6250 (ix86_expand_sse5_pack): Ditto.
6251 (ix86_sse5_valid_op_p): Ditto.
6252 (ix86_expand_sse5_multiple_memory): Ditto.
6254 * config/i386/i386.md (UNSPEC_SSE5_INTRINSIC): Add new UNSPEC
6255 constant for SSE5 support.
6256 (UNSPEC_SSE5_UNSIGNED_CMP): Ditto.
6257 (UNSPEC_SSE5_TRUEFALSE): Ditto.
6258 (UNSPEC_SSE5_PERMUTE): Ditto.
6259 (UNSPEC_SSE5_ASHIFT): Ditto.
6260 (UNSPEC_SSE5_LSHIFT): Ditto.
6261 (UNSPEC_FRCZ): Ditto.
6262 (UNSPEC_CVTPH2PS): Ditto.
6263 (UNSPEC_CVTPS2PH): Ditto.
6264 (PCOM_FALSE): Add new constant for true/false SSE5 comparisons.
6266 (COM_FALSE_S): Ditto.
6267 (COM_FALSE_P): Ditto.
6268 (COM_TRUE_S): Ditto.
6269 (COM_TRUE_P): Ditto.
6270 (type attribute): Add ssemuladd, sseiadd1, ssecvt1, sse4arg types.
6271 (unit attribute): Add support for ssemuladd, ssecvt1, sseiadd1 sse4arg
6273 (memory attribute): Ditto.
6274 (sse4_1_round<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
6275 Use SSE4_1_ROUND_* constants instead of hard coded numbers.
6276 (rint<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
6277 (floor<mode>2): Ditto.
6278 (ceil<mode>2): Ditto.
6279 (btrunc<mode>2): Ditto.
6280 (nearbyintdf2): Ditto.
6281 (nearbyintsf2): Ditto.
6282 (sse_setccsf): Disable if SSE5.
6283 (sse_setccdf): Ditto.
6284 (sse5_setcc<mode>): New support for SSE5 conditional move.
6285 (sse5_pcmov_<mode>): Ditto.
6287 * config/i386/sse.md (SSEMODE1248): New mode iterator for SSE5.
6289 (SSEMODEF2P): Ditto.
6290 (ssemodesuffixf4): New mode attribute for SSE5.
6291 (ssemodesuffixf2s): Ditto.
6292 (ssemodesuffixf2c): Ditto.
6293 (sserotatemax): Ditto.
6294 (ssescalarmode): Ditto.
6295 (sse_maskcmpv4sf3): Disable if SSE5.
6296 (sse_maskcmpv2df3): Ditto.
6297 (sse_vmmaskcmpv4sf3): Ditto.
6298 (sse5_fmadd<mode>4): Add SSE5 floating point multiply/add
6300 (sse5_vmfmadd<mode>4): Ditto.
6301 (sse5_fmsub<mode>4): Ditto.
6302 (sse5_vmfmsub<mode>4): Ditto.
6303 (sse5_fnmadd<mode>4): Ditto.
6304 (sse5_vmfnmadd<mode>4): Ditto.
6305 (sse5_fnmsub<mode>4): Ditto.
6306 (sse5_vmfnmsub<mode>4): Ditto.
6307 (sse5i_fmadd<mode>4): Ditto.
6308 (sse5i_fmsub<mode>4): Ditto.
6309 (sse5i_fnmadd<mode>4): Ditto.
6310 (sse5i_fnmsub<mode>4): Ditto.
6311 (sse5i_vmfmadd<mode>4): Ditto.
6312 (sse5i_vmfmsub<mode>4): Ditto.
6313 (sse5i_vmfnmadd<mode>4): Ditto.
6314 (sse5i_vmfnmsub<mode>4): Ditto.
6315 (mulv16qi3): Add SSE5 support.
6317 (sse5_mulv4si3): New insn for 32-bit multiply support on SSE5.
6318 (sse2_mulv4si3): Disable if SSE5.
6319 (sse4_1_roundpd): Use TARGET_ROUND instead of TARGET_SSE4_1.
6320 (sse4_1_roundps): Ditto.
6321 (sse4_1_roundsd): Ditto.
6322 (sse4_1_roundss): Ditto.
6323 (sse_maskcmpv4sf3): Disable if SSE5 so the SSE5 instruction will
6325 (sse_maskcmpsf3): Ditto.
6326 (sse_vmmaskcmpv4sf3): Ditto.
6327 (sse2_maskcmpv2df3): Ditto.
6328 (sse2_maskcmpdf3): Ditto.
6329 (sse2_vmmaskcmpv2df3): Ditto.
6330 (sse2_eq<mode>3): Ditto.
6331 (sse2_gt<mode>3): Ditto.
6332 (sse5_pcmov_<mode>): Add SSE5 support.
6333 (vec_unpacku_hi_v16qi): Ditto.
6334 (vec_unpacks_hi_v16qi): Ditto.
6335 (vec_unpacku_lo_v16qi): Ditto.
6336 (vec_unpacks_lo_v16qi): Ditto.
6337 (vec_unpacku_hi_v8hi): Ditto.
6338 (vec_unpacks_hi_v8hi): Ditto.
6339 (vec_unpacku_lo_v8hi): Ditto.
6340 (vec_unpacks_lo_v8hi): Ditto.
6341 (vec_unpacku_hi_v4si): Ditto.
6342 (vec_unpacks_hi_v4si): Ditto.
6343 (vec_unpacku_lo_v4si): Ditto.
6344 (vec_unpacks_lo_v4si): Ditto.
6345 (sse5_pmacsww): New SSE5 intrinsic insn.
6346 (sse5_pmacssww): Ditto.
6347 (sse5_pmacsdd): Ditto.
6348 (sse5_pmacssdd): Ditto.
6349 (sse5_pmacssdql): Ditto.
6350 (sse5_pmacssdqh): Ditto.
6351 (sse5_pmacsdqh): Ditto.
6352 (sse5_pmacsswd): Ditto.
6353 (sse5_pmacswd): Ditto.
6354 (sse5_pmadcsswd): Ditto.
6355 (sse5_pmadcswd): Ditto.
6356 (sse5_pcmov_<move>): Conditional move support on SSE5.
6357 (sse5_phaddbw): New SSE5 intrinsic insn.
6358 (sse5_phaddbd): Ditto.
6359 (sse5_phaddbq): Ditto.
6360 (sse5_phaddwd): Ditto.
6361 (sse5_phaddwq): Ditto.
6362 (sse5_phadddq): Ditto.
6363 (sse5_phaddubw): Ditto.
6364 (sse5_phaddubd): Ditto.
6365 (sse5_phaddubq): Ditto.
6366 (sse5_phadduwd): Ditto.
6367 (sse5_phadduwq): Ditto.
6368 (sse5_phaddudq): Ditto.
6369 (sse5_phsubbw): Ditto.
6370 (sse5_phsubwd): Ditto.
6371 (sse5_phsubdq): Ditto.
6372 (sse5_pperm): Ditto.
6373 (sse5_pperm_sign_v16qi_v8hi): New insns for pack/unpack with SSE5.
6374 (sse5_pperm_zero_v16qi_v8hi): Ditto.
6375 (sse5_pperm_sign_v8hi_v4si): Ditto.
6376 (sse5_pperm_zero_v8hi_v4si): Ditto.
6377 (sse5_pperm_sign_v4si_v2di): Ditto.
6378 (sse5_pperm_sign_v4si_v2di): Ditto.
6379 (sse5_pperm_pack_v2di_v4si): Ditto.
6380 (sse5_pperm_pack_v4si_v8hi): Ditto.
6381 (sse5_pperm_pack_v8hi_v16qi): Ditto.
6382 (sse5_perm<mode>): New SSE5 intrinsic insn.
6383 (rotl<mode>3): Ditto.
6384 (sse5_rotl<mode>3): Ditto.
6385 (sse5_ashl<mode>3): Ditto.
6386 (sse5_lshl<mode>3): Ditto.
6387 (sse5_frcz<mode>2): Ditto.
6388 (sse5s_frcz<mode>2): Ditto.
6389 (sse5_cvtph2ps): Ditto.
6390 (sse5_cvtps2ph): Ditto.
6391 (sse5_vmmaskcmp<mode>3): Ditto.
6392 (sse5_com_tf<mode>3): Ditto.
6393 (sse5_maskcmp<mode>3): Ditto.
6394 (sse5_maskcmp_uns<mode>3): Ditto.
6395 (sse5_maskcmp_uns2<mode>3): Ditto.
6396 (sse5_pcom_tf<mode>3): Ditto.
6398 * config/i386/predicates.md (const_0_to_31_operand): New predicate
6400 (sse5_comparison_float_operator): New predicate to match the
6401 comparison operators supported by the SSE5 com instruction.
6402 (ix86_comparison_int_operator): New predicate to match just the
6403 signed int comparisons.
6404 (ix86_comparison_uns_operator): New predicate to match just the
6405 unsigned int comparisons.
6407 * doc/invoke.texi (-msse5): Add documentation.
6408 (-mfused-madd): Ditto.
6410 * doc/extend.texi (x86 intrinsics): Document new SSE5 intrinsics.
6412 * config.gcc (i[34567]86-*-*): Include bmmintrin.h and
6414 (x86_64-*-*): Ditto.
6416 * config/i386/cpuid.h (bit_SSE5): Define SSE5 bit.
6418 * config/i386/bmmintrin.h: New file, provide common x86 compiler
6419 intrinisics for SSE5.
6421 * config/i386/smmintrin.h: Move instructions shared with SSE5 to
6424 * config/i386/mmintrin-common.h: New file, to contain common
6425 instructions between SSE4.1 and SSE5.
6427 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration): Use
6428 FOREACH_FUNCTION_ARGS to iterate over the argument list.
6429 (gen_regparm_prefix): Ditto.
6431 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix): Use
6432 FOREACH_FUNCTION_ARGS to iterate over the argument list. Use
6433 prototype_p to determine if a function is prototyped.
6435 2007-09-12 Janis Johnson <janis187@us.ibm.com>
6437 * config/dfp-bit.c (dfp_conversion_exception): New function.
6438 (DFP_TO_DFP) Add new variants to use direct conversions in decNumber.
6439 (DFP_TO_INT): Ditto.
6440 (INT_TO_DFP): Ditto.
6441 * config/dfp-bit.h (DEC_FLOAT_FROM_INT, DEC_FLOAT_TO_INT): New.
6443 2007-09-12 Jakub Jelinek <jakub@redhat.com>
6446 * config/ia64/ia64.c (ia64_expand_epilogue): Emit blockage
6447 before sp restoration even when total_size is 0, but
6448 frame_pointer_needed.
6450 2007-09-12 Bob Wilson <bob.wilson@acm.org>
6452 * config/xtensa/xtensa.c (machine_function): Add vararg_a7_copy.
6453 (xtensa_copy_incoming_a7): Use start_sequence instead of
6454 push_to_sequence. Stash insns in vararg_a7_copy for builtin_saveregs.
6455 (xtensa_builtin_saveregs): Place code from vararg_a7_copy at the start
6456 of the saveregs sequence.
6458 2007-09-12 Richard Sandiford <richard@codesourcery.com>
6460 * c-tree.h (grokfield): Add a "tree *" argument.
6461 * c-decl.c (grokdeclarator): Take a pointer to the decl's attributes.
6462 Chain nested decl attributes to it. Don't call decl_attributes here.
6463 (groktypename): Pass grokdeclarator a pointer to the attribute list.
6464 (start_decl, grokparm, push_parm_decl, start_function): Likewise.
6465 (grokfield): Take a pointer to the decl's attributes and pass
6466 it to grokdeclarator.
6467 * c-parser.c (c_parser_struct_declaration): Update the calls to
6468 grokfield. Call decl_attributes for anonymous struct and union
6471 2007-09-12 Jan Hubicka <jh@suse.cz>
6473 * c-objc-common.h (LANG_HOOKS_CALLGRAPH_EXPAND_FUNCTION): Kill.
6475 2007-09-12 Ira Rosen <irar@il.ibm.com>
6477 PR tree-optimization/32377
6478 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Distinguish
6479 between positive and negative dependence distance using DDR_REVERSED_P.
6481 2007-09-12 Dorit Nuzman <dorit@il.ibm.com>
6483 PR tree-optimization/33373
6484 * tree-vect-analyze (vect_determine_vectorization_factor): Call
6485 TREE_INT_CST_LOW when comparing TYPE_SIZE_UNIT.
6487 2007-09-12 Jan Hubicka <jh@suse.cz>
6490 * config/i386/i386.md (floatsisf2_mixed_memory, floatsisf2_sse_memory):
6491 Disable for !SSE_MATH
6493 2007-09-12 Christian Bruel <christian.bruel@st.com>
6495 * sh.h (SH_DBX_REGISTER_NUMBER): Added fpscr, fixed sr/gbr regs.
6496 * linux-unwind.h (SH_DWARF_FRAME_GBR): fixed.
6498 2007-09-12 Ira Rosen <irar@il.ibm.com>
6500 * tree-vect-transform.c (vect_get_slp_defs): Don't build a vector
6501 for oprnd1 if not required.
6502 (vectorizable_operation): Use scalar operand in SLP in case of
6503 shift with scalar argument.
6505 2007-09-12 Ira Rosen <irar@il.ibm.com>
6507 * params.def (PARAM_MIN_VECT_LOOP_BOUND): Change default and
6510 2007-09-11 James E. Wilson <wilson@specifix.com>
6512 * defaults.h (DWARF2_UNWIND_INFO): Don't define if
6513 TARGET_UNWIND_INFO is defined.
6514 * config/ia64/ia64.h (INCOMING_RETURN_ADDR_RTX): Delete undef
6517 2007-09-12 Kaz Kojima <kkojima@gcc.gnu.org>
6519 * config/sh/sh.c (calc_live_regs): Use
6520 current_function_saves_all_registers instead of
6521 current_function_has_nonlocal_label.
6522 (sh_allocate_initial_value): Likewise.
6523 (sh_get_pr_initial_val): Likewise.
6524 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): Likewise.
6525 * config/sh/sh.md (load_ra): Likewise.
6527 2007-09-12 Hans-Peter Nilsson <hp@axis.com>
6529 * config/cris/t-linux (LIMITS_H_TEST): Only define if not inhibit_libc.
6532 * config/cris/cris.c (cris_expand_pic_call_address): Fix typo in
6533 GET_CODE (x) == CONST_INT to CONST_INT_P (x) transformation.
6535 2007-09-12 Sa Liu <saliu@de.ibm.com>
6537 * config/spu/spu.c (spu_emit_branch_or_set): Handle NaN values as
6538 operands to DFmode GE or LE compares.
6540 2007-09-12 Bernd Schmidt <bernd.schmidt@analog.com>
6542 * config/bfin/bfin.h (enum reg_class, REG_CLASS_CONTENTS,
6543 REG_CLASS_NAMES): Add P0REGS.
6544 (REGNO_REG_CLASS): Return it where appropriate.
6545 (REG_CLASS_FROM_CONSTRAINT): Add 'qA'.
6546 (CLASS_LIKELY_SPILLED_P): P0REGS is likely_spilled.
6547 * doc/md.texi (Blackfin family): Document 'q' constraints.
6549 2007-09-11 Steve Kenton <skenton@ou.edu>
6551 * pa/linux-unwind.h: Guard with inhibit_libc.
6552 * pa/hpux-unwind.h: Likewise.
6554 2007-09-11 David Daney <ddaney@avtrex.com>
6556 * doc/invoke.texi: Document new MIPS -mllsc and -mno-llsc options.
6557 * doc/install.texi: Document new --with-llsc and --without-llsc
6559 * config.gcc: Handle --with-llsc and --without-llsc configure options.
6560 * config/mips/mips.md (sync, memory_barrier): Wrap sync instrunction
6561 in %| and %- operand codes. Depend on GENERATE_SYNC instead of
6563 (sync_compare_and_swap<mode>, sync_add<mode>, sync_sub<mode>,
6564 sync_old_add<mode>, sync_old_sub<mode>, sync_new_add<mode>,
6565 sync_new_sub<mode>, sync_<optab><mode>, sync_old_<optab><mode>,
6566 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
6567 sync_new_nand<mode>, sync_lock_test_and_set<mode>): Depend on
6568 GENERATE_LL_SC instead of ISA_HAS_LL_SC.
6569 * config/mips/mips.opt (mllsc): New option.
6570 * config/mips/mips.c (mips_llsc): Define variable.
6571 (mips_handle_option): Handle mllsc option.
6572 (override_options): Set mips_print_operand_punct for '|' and '-'.
6573 (print_operand): Add new %| and %- operand codes.
6574 * config/mips/mips.h (mips_llsc_setting): New enum type.
6575 (mips_llsc): Declare.
6576 (OPTION_DEFAULT_SPECS): Add llsc handling.
6577 (GENERATE_SYNC): New macro.
6578 (GENERATE_LL_SC): New macro.
6579 (MIPS_COMPARE_AND_SWAP, MIPS_SYNC_OP, MIPS_SYNC_OLD_OP,
6580 MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND,
6581 MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE): Wrap instructions
6582 in %| and %- operand codes.
6584 2007-09-11 Eric Botcazou <ebotcazou@adacore.com>
6586 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Deal with
6587 TYPE_NONALIASED_COMPONENT like with DECL_NONADDRESSABLE_P.
6589 2007-09-11 Jason Merrill <jason@redhat.com>
6592 * stor-layout.c (layout_decl): Do pack variable size fields.
6594 2007-09-11 Maxim Kuvyrkov <maxim@codesourcery.com>
6596 * config/m68k/predicates.md (movsi_const0_operand,
6597 non_symbolic_call_operand): New predicates.
6599 * config/m68k/constraints.md (Cs, Ci, C0, Cj, CQ, CW, CZ, CS, Ap, Ac):
6601 * doc/md.texi (Constraints for Particular Machines: Motorola 680x0):
6602 Document constraints N, O, P, R, S, T, Q, U, W, Cs, Ci, C0, Cj, CQ,
6603 CW, CZ, CS, Ap and Ac.
6605 * config/m68k/m68k.md (UNSPEC_IB): New constant.
6606 (constraints.md): New include.
6607 (cpu, type, type1, opx, opy, opx_type, opy_type, size, opx_access,
6608 opx_mem, opy_mem, op_mem, guess, split): New attributes.
6609 (movdf_internal): Name pattern. Fix to use alternatives. Add split.
6611 (pushdi): Add split.
6612 (tstsi_internal): Name pattern. Fix to use alternatives. Specify
6613 attributes. Split tstsi_internal_68020_cf from it.
6614 (tstsi_internal_68020_cf): New pattern.
6615 (tsthi_internal, tstqi_internal): Name pattern. Specify attributes.
6616 (tst<mode>_cf): Specify attributea.
6617 (cmpsi_cf): Name pattern. Specify attributes.
6618 (cmp<mode>_68881, cmp<mode>_cf): Specify type attribute.
6619 (pushexthisi_const): Fix to use alternatives. Specify
6621 (movsi_const0): Split movsi_const0_68000_10 and movsi_const0_68040_60
6622 from it. Fix to use alternatives. Specify attributes.
6623 (movsi_const0_68040_10, movsi_const0_68040_60): New patterns.
6624 (movsi_cf, movstrictqi_cf): Fix to use alternatives. Specify
6626 (movsf_cf_soft): Specify attributes.
6627 (movdf_cf_soft): Add split.
6628 (pushasi, zero_extendhisi2_cf, zero_extendqisi2_cfv4,
6629 cfv4_extendhisi2, 68k_extendhisi2, extendqihi2, cfv4_extendqisi2,
6630 68k_extendqisi2, truncdfsf2_cf): Specify attributes.
6631 (truncdfsf2_68881): Name pattern. Specify attributes.
6632 (floatsi<mode>2_cf, floathi<mode>2_68881, floathi<mode>2_cf,
6633 floatqi<mode>2_68881, floatqi<mode>2_cf, ftrunc<mode>2_cf,
6634 fix<mode>qi2_cf, fix<mode>hi2_cf, fix<mode>si2_cf, adddi_dishl32):
6636 (addsi3_5200): Fix to use alternatives. Specify attributes.
6638 (add<mode>3_cf, subdi_dishl32): Specify attributes.
6639 (subsi3): Add alternative for subq.l. Specify attributes.
6640 (sub<mode>3_cf, mulhi3, mulhisi3): Specify attributes.
6641 (mulhisisi3_s, mulsi3_68020, mulsi3_cf): Name pattern. Specify
6643 (umulhisi3): Specify attributes.
6644 (mulhisisi3_z): Name pattern. Specify attributes.
6645 (fmul<mode>3_cf, div<mode>3_cf, negsi2_internal, negsi2_5200,
6646 sqrt<mode>2_68881, clzsi2, one_cmplsi2_5200, subreghi1ashrdi_const32,
6647 subregsi1ashrdi_const32, ashrsi3, subreg1lshrdi_const32, lshrsi3,
6648 bsetmemqi): Specify attributes.
6649 (bsetmemqi_ext): Name pattern. Specify attributes.
6650 (bclrmemqi): Specify attributes.
6651 (bclrmemqi_ext, scc, sls): Name pattern. Specify attributes.
6652 (beq, bne, bgt, bgtu, blt, bltu, bge, bgeu, ble, bleu): Specify
6654 (beq2, bne2, bgt2, bgtu2, blt2, bltu2, bge2, bgeu2, ble2, bleu2): Name
6655 pattern. Specify attributes.
6656 (jump): Specify attributes.
6657 (tablejump_internal): Name pattern. Specify attributes.
6658 (call_value): Split into non_symbolic_call_value,
6659 symbolic_call_value_jsr, symbolic_call_value_bsr. Fix to use
6660 alternatives. Specify attributes.
6661 (non_symbolic_call_value, symbolic_call_value_jsr,
6662 symbolic_call_value_bsr): New patterns.
6663 (nop, return, unlink, indirect_jump): Specify attributes.
6664 (trap): Fix condition. Specify attributes.
6667 * config/m68k/m68k.c (m68k_symbolic_call_var): New variable.
6668 (override_options): Initialize it. Initialize m68k_sched_cpu.
6669 (CONST_METHOD): Rename to M68K_CONST_METHOD, move to m68k.h.
6670 (const_method): Make global, rename to m68k_const_method.
6671 (const_int_cost, output_move_const_into_data_reg): Update.
6672 (output_move_double): Parametrize to emit rtl code, rename to
6674 (output_reg_adjust, emit_reg_adjust, output_compadr, output_movsi,
6675 emit_movsi): New static functions.
6676 (output_move_double): New function with semantics of old
6678 (m68k_emit_move_double): New function.
6679 (m68k_sched_cpu): New variable.
6680 (attr_op_type): New enum.
6681 (sched_guess_p): New variable.
6682 (sched_address_type, sched_operand_type, sched_attr_op_type):
6683 New static functions.
6684 (m68k_sched_attr_opx_type, m68k_sched_attr_opy_type,
6685 m68k_sched_attr_size, m68k_sched_attr_op_mem): New functions.
6686 (sched_branch_type): New static variable.
6687 (m68k_sched_branch_type): New function.
6688 * config/m68k/m68k.h (M68K_SYMBOLIC_CALL): New enum.
6689 (m68k_symbolic_call_var): Declare.
6690 (M68K_CONST_METHOD): Rename from CONST_METHOD. Move here from m68k.c.
6691 (m68k_const_method, m68k_emit_move_double, m68k_sched_cpu,
6692 m68k_sched_attr_opx_type, m68k_sched_attr_opy_type,
6693 m68k_sched_attr_size, m68k_sched_attr_op_mem, m68k_sched_branch_type):
6696 2007-09-11 Jakub Jelinek <jakub@redhat.com>
6698 * builtins.def (BUILT_IN_VA_ARG_PACK_LEN): New builtin.
6699 * builtins.c (expand_builtin) <case BUILT_IN_VA_ARG_PACK_LEN>: Issue
6700 error if __builtin_va_arg_pack_len () wasn't optimized out during
6702 * tree-inline.c (copy_bb): Replace __builtin_va_arg_pack_len ()
6703 with the number of inline's anonymous arguments.
6704 * doc/extend.texi: Document __builtin_va_arg_pack_len ().
6706 2007-09-11 Zdenek Dvorak <ook@ucw.cz>
6708 * fold-const.c (extract_muldiv_1): Do not simplify var * c * c to var.
6710 2007-09-11 Jan Hubicka <jh@suse.cz>
6712 * config/i386/i386.h (ix86_tune_indices): Add
6713 X86_TUNE_INTER_UNIT_CONVERSIONS.
6714 (TARGET_INTER_UNIT_CONVERSIONS): New.
6715 * config/i386/i386.md (floatsi expanders): Remove redundant check
6716 for SImode source; offload to memory when asked for.
6717 (floatsisf2_mixed, floatsisf2_sse, floatsidf2_mixed, floatsidf2_sse
6718 floatdisf2_mixed, floatsisf2_sse, floatsidf2_mixed, floatsidf2_sse):
6720 (floatsisf2_mixed_memory, floatsisf2_sse_memory,
6721 floatsidf2_mixed_memory, floatsidf2_sse_memory
6722 floatdisf2_mixed_memory, floatsisf2_sse_memory,
6723 floatsidf2_mixed_memory, floatsidf2_sse_memory): New.
6725 2007-09-11 Jan Hubicka <jh@suse.cz>
6727 * toplev.c (process_options): all frontends now do unit-at-a-time.
6728 * cgraphunit.c: update comments.
6729 (cgraph_expand_function): call passmanager dirrectly; emit thunks.
6730 * c-decl.c (finish_function): use cgraph_add_new_function.
6731 * function.c (expand_function_end): We are always unit-at-a-time.
6733 2007-09-11 Richard Sandiford <richard@codesourcery.com>
6735 * config/mips/mips.c (mips_set_mips16_mode): Use separate anchor
6736 settings for MIPS16.
6737 (mips_use_anchors_for_symbol_p): Use default_use_anchors_for_symbol_p.
6739 2007-09-11 Richard Sandiford <richard@codesourcery.com>
6741 * config/mips/mips.c (mips_symbol_insns_1): Allow LEAs of
6742 SYMBOL_FORCE_TO_MEM constants.
6743 (mips_rtx_costs): Give a cost of 1 to force_to_mem_operands.
6744 (mips16_rewrite_pool_refs_info): New structure.
6745 (mips16_rewrite_pool_constant): New function, split out from...
6746 (mips16_rewrite_pool_refs): ...here. Take a pointer to a
6747 mips16_rewrite_pool_refs_info structure rather than a pointer
6748 to a constant pool. Force force_to_mem_operands into memory.
6749 (mips16_lay_out_constants): Update call to mips16_rewrite_pool_refs.
6750 * config/mips/predicates.md (force_to_mem_operand): New predicate.
6751 * config/mips/constraints.md (kf): New constraint.
6752 * config/mips/mips.md (*movdi_64bit_mips16): Add a d <- kf alternative.
6753 (*movsi_mips16): Likewise.
6755 2007-09-11 Richard Sandiford <richard@codesourcery.com>
6756 Nigel Stephens <nigel@mips.com>
6757 David Ung <davidu@mips.com>
6759 * config/mips/mips.h (CONSTANT_POOL_COST): Move to...
6760 * config/mips/mips.c: ...here and set to 4 for TARGET_MIPS16.
6761 (mips16_constant_cost, mips_immediate_operand_p, mips_binary_cost)
6762 (mips_fp_mult_cost, mips_fp_div_cost, mips_sign_extend_cost)
6763 (mips_zero_extend_cost): New functions.
6764 (mips_rtx_costs): Treat COMPARE constants as having zero cost.
6765 Use the new functions. Tweak many cost estimates, both here
6766 and in the new subroutines. Return false when the cost of the
6767 operands has not been calculated. Check for *clear_upper32.
6768 Check for floating-point multiply-add, reciprocal and rsqrt
6769 patterns. Handle comparison and rotation codes.
6771 2007-09-11 Danny Smith <dannysmith@users.sourceforge.net>
6773 * config/i386/cygming.h (TARGET_STRIP_NAME_ENCODING): Don't
6775 * config/i386/i386.c (get_dllimport_decl): Don't strip
6778 2007-09-10 Janis Johnson <janis187@us.ibm.com>
6781 * config/dfp-bit.c: Don't skip TFmode conversions; move strto*
6782 declarations to top.
6783 (DFP_TO_BFP): Use for either XFmode or TFmode.
6784 (BFP_TO_DFP): Use for either XFmode or TFmode; always use cast
6786 * config/dfp-bit.h: Include float.h.
6787 (LONG_DOUBLE_HAS_XF_MODE, LONG_DOUBLE_HAS_TF_MODE): Define if long
6788 double is one of these modes, rather than using LIBGCC_HAS_*F_MODE
6789 which doesn't mean the same thing.
6790 (BFP_KIND): Use 4 to mean TFmode.
6791 (BFP_FMT): Specify the number of decimal digits based on the
6792 number of mantissa digits.
6793 (BFP_VIA_TYPE): Binary float type to use as cast for sprintf.
6794 (BFP_TO_DFP, DFP_TO_BFP): Define names for TFmode variants.
6795 (STR_TO_BFP): Use strtold for XFmode or TFmode.
6796 (TFtype): Define if TFmode is supported.
6797 * doc/libgcc.texi (Decimal float library routines): Document
6798 TF conversion functions.
6800 2007-09-10 Chao-ying Fu <fu@mips.com>
6802 * config/mips/mips.c (mips_scalar_mode_supported_p): Declare.
6803 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
6804 (mips_emit_compare): Process fixed-point modes.
6805 (mips_pad_arg_upward): Support fixed-point types.
6806 (override_options): Allow fixed-point modes in accumulators.
6807 (mips_pass_by_reference): Pass DQ, UDQ, DA, and UDA modes in registers.
6808 (mips_vector_mode_supported_p): Support V2HQmode, V2UHQmode, V2HAmode,
6809 V2UHAmode, V4QQmode, and V4UQQmode when TARGET_DSP.
6810 (mips_scalar_mode_supported_p): New function to accept fixed-point
6811 modes if the width is not greater than two BITS_PER_WORD.
6812 * config/mips/mips.h (SHORT_FRACT_TYPE_SIZE, FRACT_TYPE_SIZE,
6813 LONG_FRACT_TYPE_SIZE, LONG_LONG_FRACT_TYPE_SIZE,
6814 SHORT_ACCUM_TYPE_SIZE, ACCUM_TYPE_SIZE, LONG_ACCUM_TYPE_SIZE,
6815 LONG_LONG_ACCUM_TYPE_SIZE): Define.
6816 * config/mips/mips.md ("d"): Update mode attribute for fixed-point
6818 ("IMODE"): New mode attribute.
6819 (mips-fixed.md): Include.
6820 * config/mips/mips-modes.def: Create VECTOR_MODES for FRACT, UFRACT,
6822 * config/mips/mips-fixed.md: New file.
6824 2007-09-11 Ben Elliston <bje@au.ibm.com>
6826 * config/spu/spu.md: Formatting fixes.
6828 2007-09-10 Janis Johnson <janis187@us.ibm.com>
6830 * config/dfp-bit.c (dfp_unary_func): Delete.
6831 (dfp_unary_op): Delete.
6832 (dfp_binary_op): Use decFloat functions instead of decNumber
6833 functions for binary operations.
6834 (d32_binary_op): Convert 32-bit operands to 64 bits for evaluation.
6835 (dnn_binary_op): Call dfp_binary_op with decFloat rather than
6837 (dfp_compare_op): Use decFloat functions insteadof decNumber
6838 functions for comparisons.
6839 (d32_compare_op): Convert 32-bit operands to 64 bits for evaluation.
6840 (dnn_binary_op): Call dfp_compare_op with decFloat rather than
6842 (DFP_ADD, DFP_SUB, DFP_MULTIPLE, DFP_DIVIDE): Use macros for
6843 call to dxx_binary_op and decFloat function.
6844 (DFP_EQ, DFP_NE, DFP_LT, DFP_GT, DFP_LE, DFP_GE): Use macros for
6845 calls to dxx_binary_op and decFloat function.
6846 * config/dfp-bit.h: Include decFloat header files.
6847 (decFloat, DFP_BINARY_OP, DFP_COMPARE_OP, DEC_FLOAT_ADD,
6848 DEC_FLOAT_SUBTRACT, DEC_FLOAT_MULTIPLY, DEC_FLOAT_DIVIDE,
6849 DEC_FLOAT_COMPARE, DEC_FLOAT_IS_ZERO, DEC_FLOAT_IS_NAN,
6850 DEC_FLOAT_IS_SIGNED: Define for each of 3 operand widths.
6852 2007-09-10 Harsha Jagasia <harsha.jagasia@amd.com>
6853 Jan Sjodin <jan.sjodin@amd.com>
6855 * tree-vect-analyze.c (vect_analyze_operations): Change
6856 comparison of loop iterations with threshold to less than
6857 or equal to instead of less than. Reduce
6858 min_scalar_loop_bound by one.
6859 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
6860 Change prologue and epilogue iterations estimate to vf/2,
6861 when unknown at compile-time. Change versioning guard
6862 cost to taken_branch_cost. If peeling for alignment is
6863 unknown at compile-time, change peel guard costs to one
6864 taken branch and one not-taken branch per peeled loop.
6865 If peeling for alignment is known but number of scalar loop
6866 iterations is unknown at compile-time, change peel guard
6867 costs to one taken branch per peeled loop. Change the cost
6868 model equation to consider vector iterations as the loop
6869 iterations less the prologue and epilogue iterations.
6870 Change outside vector cost check to less than or equal to
6871 zero instead of equal to zero.
6872 (vect_do_peeling_for_loop_bound): Reduce
6873 min_scalar_loop_bound by one.
6874 * tree-vectorizer.h: Add TARG_COND_TAKEN_BRANCH_COST and
6875 TARG_COND_NOT_TAKEN_BRANCH_COST.
6876 * config/i386/i386.h (processor_costs): Add
6877 scalar_stmt_cost, scalar_load_cost, scalar_store_cost,
6878 vec_stmt_cost, vec_to_scalar_cost, scalar_to_vec_cost,
6879 vec_align_load_cost, vect_unalign_load_cost,
6880 vec_store_cost, cond_taken_branch_cost,
6881 cond_not_taken_branch_cost.
6882 Define macros for x86 costs.
6883 * config/i386/i386.c:
6884 (size_cost): Set scalar_stmt_cost, scalar_load_cost,
6885 scalar_store_cost, vec_stmt_cost, vec_to_scalar_cost,
6886 scalar_to_vec_cost, vec_align_load_cost,
6887 vect_unalign_load_cost, vec_store_cost,
6888 cond_taken_branch_cost, cond_not_taken_branch_cost to one.
6889 (i386_cost, i486_cost, pentium_cost, pentiumpro_cost,
6890 geode_cost, k6_cost, athlon_cost, pentium4_cost, nocona_cost,
6891 core2_cost, generic64_cost, generic32_cost): Set to default
6893 (k8_cost, amdfam10_cost): Costs for vectorization tuned.
6894 (x86_builtin_vectorization_cost): New.
6896 2007-09-10 Janis Johnson <janis187@us.ibm.com>
6897 Ben Elliston <bje@au.ibm.com>
6899 * dfp.c: Include decimal128Local.h;
6900 (dfp_byte_swap): Remove.
6901 (encode_decimal32, decode_decimal32): Don't handle endianness.
6902 (encode_decimal64, decode_decimal64): Ditto.
6903 (encode_decimal128, decode_decimal128): Ditto.
6904 * config/dfp-bit.c (host_to_ieee32, ieee_to_host_32): Ditto.
6906 (host_to_ieee_64, ieee_to_host_64): Don't handle endianness.
6908 (host_to_ieee_128, ieee_to_host_128): Don't handle endianness.
6909 * Makefile.in (DECNUM_H): Add decimal128Local.h.
6911 2007-09-10 David Daney <ddaney@avtrex.com>
6913 * config/mips/mips.md (UNSPEC_MEMORY_BARRIER): New entry in
6915 (memory_barrier): Rewrote as an insn that clobbers memory.
6917 2007-09-10 Richard Sandiford <richard@codesourcery.com>
6919 * config/mips/mips.c (mips_global_pointer): Check
6920 call_really_used_regs instead of call_used_regs.
6921 (mips_save_reg_p): Likewise. Save all call-saved registers
6922 if current_function_saves_all_registers. Fix indentation.
6923 No longer treat $18 as a special case.
6924 (compute_frame_size): Guard FPR loop with TARGET_HARD_FLOAT.
6926 2007-09-10 Richard Sandiford <richard@codesourcery.com>
6928 * config/mips/mips.h (MIPS_ARCH_FLOAT_SPEC): New macro.
6929 * config/mips/mips.c (mips_cpu_info_table): Mention it in the
6930 the introductory comment.
6931 (MIPS_MARCH_CONTROLS_SOFT_FLOAT): Delete.
6932 (override_options): Don't test for it.
6933 * config/mips/sde.h (MIPS_MARCH_CONTROLS_SOFT_FLOAT): Delete.
6934 (DRIVER_SELF_SPECS): Add MIPS_ARCH_FLOAT_SPEC.
6935 * config/mips/vr.h: As for config/mips/sde.h.
6937 2007-09-10 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
6938 Revital Eres <eres@il.ibm.com>
6940 * target.h (struct gcc_target.sched): New field: sms_res_mii.
6941 (struct ddg): Define.
6942 * target-def.h (TARGET_SCHED_SMS_RES_MII): Define.
6943 (TARGET_SCHED): Add TARGET_SCHED_SMS_RES_MII.
6944 * config/spu/spu.c: Include ddg.h.
6945 (TARGET_SCHED_SMS_RES_MII): Define.
6946 (spu_sms_res_mii): New function to calculate mii.
6947 * modulo-sched (res_MII): Use it.
6948 * doc/tm.texi: Document TARGET_SCHED_SMS_RES_MII.
6950 2007-09-10 Andreas Krebbel <krebbel1@de.ibm.com>
6952 * config/s390/s390.c (s390_dump_pool): Create copy of constant
6953 pool entries since they might hold values that must not be shared.
6955 2007-09-10 Uros Bizjak <ubizjak@gmail.com>
6958 * config/i386/sse.md (ashr<mode>3): Change op2 mode to SImode.
6959 Use 'N' operand constraint for op2.
6960 (lshr<mode>3): Ditto.
6961 (ashl<mode>3): Ditto.
6962 (vec_shl_<mode>): Use const_0_to_255_mul_8_operand predicate for op2.
6963 (vec_shr_<mode>): Ditto.
6964 * config/i386/i386.c (ix86_expand_builtin) [IX86_BUILTIN_PSLL?128,
6965 IX86_BUILTIN_PSRA*?128, IX86_BUILTIN_PSRL?128]: Convert op1 to SImode.
6967 2007-09-10 Andreas Krebbel <krebbel1@de.ibm.com>
6969 * config/s390/s390.md ("fixuns_trunc<BFP:mode><GPR:mode>2"):
6970 Change mode macro in the last real_2expN parameter to uppercase.
6972 2007-09-10 Michael Matz <matz@suse.de>
6974 * tree-pass.h (pass_cselim): Declare new pass.
6975 * passes.c (init_optimization_passes): Link in pass_cselim.
6976 * tree-ssa-phiopt.c (tree_ssa_phiopt_worker): Renamed from
6977 tree_ssa_phiopt; add do_store_elim parameter, handle it by calling
6978 cond_store_replacement.
6979 (condstoretemp): New static variable.
6980 (cond_store_replacement): New function.
6981 (tree_ssa_phiopt, tree_ssa_cs_elim): New wrappers around
6982 tree_ssa_phiopt_worker.
6983 (struct name_to_bb): New.
6984 (get_non_trapping, name_to_bb_hash, name_to_bb_eq, add_or_mark_expr,
6985 nt_init_block, nt_fini_block): New static functions.
6986 (seen_ssa_names, nontrap_set): New static variables.
6987 (gate_cselim, pass_cselim): Define new pass.
6988 * common.opt (ftree-cselim): New flag.
6989 * toplev.c (process_options): Set flag_tree_cselim if required.
6991 2007-09-10 Hans-Peter Nilsson <hp@axis.com>
6993 * simplify-rtx.c (simplify_relational_operation_1): For recent
6994 canonicalization, don't recurse if op1 equals both PLUS arguments.
6996 2007-09-09 David Daney <ddaney@avtrex.com>
6998 * optabs.c (expand_sync_operation): Use plus insn if minus
7000 (expand_sync_fetch_operation): Ditto.
7002 2007-09-09 H.J. Lu <hongjiu.lu@intel.com>
7004 * config/i386/i386.md (*floatsisf2_mixed_vector): Use cvtdq2ps instead
7006 (*floatsisf2_sse_vector): Likewise.
7008 2007-09-09 Krister Walfridsson <cato@df.lth.se>
7010 * config/netbsd.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define to 1.
7012 2007-09-09 H.J. Lu <hongjiu.lu@intel.com>
7014 * config/i386/i386.h (ix86_tune_indices): Rename
7015 X86_USE_VECTOR_CONVERTS to X86_TUNE_USE_VECTOR_CONVERTS.
7016 (TARGET_USE_VECTOR_CONVERTS): Updated.
7017 * config/i386/i386.c: Likewise.
7019 2007-09-09 Sandra Loosemore <sandra@codesourcery.com>
7020 Nigel Stephens <nigel@mips.com>
7022 * doc/invoke.texi (Overall Options): Add .sx file extension
7023 as a synonym for .S.
7024 * cppspec.c (known_suffixes): Likewise.
7025 * gcc.c (default_compilers): Likewise.
7027 2007-09-09 Rask Ingemann Lambertsen <rask@sygehus.dk>
7030 * config/i386/i386.h (CANONICALIZE_COMPARISON): Delete.
7031 * simplify-rtx.c (simplify_relational_operation_1): Add the
7032 canonicalization from i386.h.
7033 * doc/md.texi (Canonicalization of Instructions): Document it.
7035 2007-09-09 Jan Hubicka <jh@suse.cz>
7036 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
7038 * config/i386/i386.h (ix86_tune_indices): Add X86_USE_VECTOR_CONVERTS.
7039 (TARGET_USE_VECTOR_CONVERTS): New.
7040 * config/i386/i386.md: New post-reload splitters for converting
7041 SF to DF and DF to SF.
7042 (floatsi* expander): Special case vector conversions.
7043 (floatsisf2_mixed_vector, floatsisf2_sse_vector_nointernunit,
7044 floatsisf2_sse_vector_internunit, floatsisf2_sse_vector,
7045 floatsidf2_mixed_vector, floatsidf2_sse_vector): New.
7046 (floatsisf2_mixed, floatsisf2_sse, floatsidf2_mixed, floatsidf2_sse):
7047 Disable when doing vector converts.
7048 (floatsi<mode>2_i387): Disable when
7049 * config/i386/sse.md (vec_dupv2df): Export.
7050 * config/i386/i386.c (ix86_tune_features): Enable SSE conversions.
7052 2007-09-09 Richard Guenther <rguenther@suse.de>
7054 * tree-ssa-operands.c (add_virtual_operand): Only mark
7055 stores as has_volatile_ops if alias information is not available.
7057 2007-09-09 Revital Eres <eres@il.ibm.com>
7059 * doc/contrib.texi: Add myself.
7061 2007-09-09 Ira Rosen <irar@il.ibm.com>
7063 * tree-vectorizer.h (stmt_vinfo_set_inside_of_loop_cost,
7064 stmt_vinfo_set_outside_of_loop_cost): New functions.
7065 * tree-vect-transform.c (vect_get_cost_fields): Remove.
7066 (vect_model_simple_cost): Call
7067 stmt_vinfo_set_inside/outside_of_loop_cost to set the relevant cost
7068 field instead of calling vect_get_cost_fields.
7069 (vect_model_store_cost, vect_model_load_cost): Likewise.
7071 2007-09-09 Revital Eres <eres@il.ibm.com>
7073 * config/rs6000/rs6000.c (paired_init_builtins): Add const
7074 declaration to bdesc_paired_preds variable.
7075 (paired_expand_builtin): Likewise.
7077 2007-09-09 Revital Eres <eres@il.ibm.com>
7079 * dbgcnt.def (sms_sched_loop): New counter.
7080 * modulo-sched.c: Use sms_sched_loop instead of
7081 MAX_SMS_LOOP_NUMBER to determine the maximum number of loops to
7082 perform swing modulo scheduling on. Include dbgcnt.h.
7083 * Makefile.in: Add DBGCNT_H to modulo-sched.o.
7084 * params.def: Remove PARAM_MAX_SMS_LOOP_NUMBER.
7086 2007-09-09 Uros Bizjak <ubizjak@gmail.com>
7088 * config/i386/i386.md (X87MODEF12, SSEMODEF): Remove mode iterators.
7089 Substitute all uses with ...
7090 (MODEF): New mode iterator.
7092 (fix_trunc<mode>_fisttp_i387_1): Remove operand constraints
7093 from pre-regalloc define_insn_and_split splitter pattern.
7094 (*fix_trunc<mode>_i387_1): Ditto.
7095 (*fistdi2_1): Ditto.
7096 (*fist<mode>2_1): Ditto.
7097 (frndintxf2_floor): Ditto.
7098 (*fist<mode>2_floor_1): Ditto.
7099 (frndintxf2_ceil): Ditto.
7100 (*fist<mode>2_ceil_1): Ditto.
7101 (frndintxf2_trunc): Ditto.
7102 (frndintxf2_mask_pm): Ditto.
7104 (prologue): Use (const_int 0) as never generated filler insn.
7106 (sibcall_epilogue): Ditto.
7107 (eh_return_si): Ditto.
7108 (eh_return_di): Ditto.
7110 (add<mode>3): Rename from adddf3 and addsf3. Macroize expander
7111 using MODEF mode iterator.
7112 (sub<mode>3): Rename from subdf3 and subsf3. Macroize expander
7113 using MODEF mode iterator.
7114 (mul<mode>3): Rename from muldf3 and mulsf3. Macroize expander
7115 using MODEF mode iterator.
7116 (nearbyint<mode>2): Rename from nearbyintdf2 and nearbyintsf2.
7117 Macroize expander using MODEF mode iterator.
7119 (zero_extendsidi2): Remove operand constraints from expander.
7120 (smuldi3_highpart): Ditto.
7121 (indirect_jump): Ditto.
7124 * config/i386/sse.md (storentv4sf): Ditto.
7125 (storentv2df): Ditto.
7126 (storentv2di): Ditto.
7128 (sse2_cvtpd2ps): Ditto.
7129 (vec_interleave_highv16qi): Ditto.
7130 (vec_interleave_lowv16qi): Ditto.
7131 (vec_interleave_highv8hi): Ditto.
7132 (vec_interleave_lowv8hi): Ditto.
7133 (vec_interleave_highv4si): Ditto.
7134 (vec_interleave_lowv4si): Ditto.
7135 (vec_interleave_highv2di): Ditto.
7136 (vec_interleave_lowv2di): Ditto.
7137 (sse2_maskmovdqu): Ditto.
7138 * config/i386/mmx.md (mmx_maskmovq): Ditto.
7140 2007-09-09 Ira Rosen <irar@il.ibm.com>
7142 * tree-vectorizer.h (enum vect_def_type): Start enumeration from 1.
7143 (struct _slp_tree, struct _slp_instance): Define new data structures
7144 along macros for their access.
7145 (struct _loop_vec_info): Define new fields: strided_stores,
7146 slp_instances, and slp_unrolling_factor along macros for their access.
7147 (enum slp_vect_type): New.
7148 (struct _stmt_vec_info): Define new field, slp_type, and macros for
7150 (STMT_VINFO_STRIDED_ACCESS): New macro.
7151 (vect_free_slp_tree): Declare.
7152 (vectorizable_load): Add an argument of type slp_tree.
7153 (vectorizable_store, vectorizable_operation, vectorizable_conversion,
7154 vectorizable_assignment): Likewise.
7155 (vect_model_simple_cost, vect_model_store_cost, vect_model_load_cost):
7156 Declare (make extern).
7157 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
7158 (new_loop_vec_info): Likewise.
7159 (destroy_loop_vec_info): Free memory allocated for SLP structures.
7160 * tree-vect-analyze.c: Include recog.h.
7161 (vect_update_slp_costs_according_to_vf): New.
7162 (vect_analyze_operations): Add argument for calls to vectorizable_ ()
7163 functions. For not pure SLP stmts with strided access check that the
7164 group size is power of 2. Update the vectorization factor according to
7165 SLP. Call vect_update_slp_costs_according_to_vf.
7166 (vect_analyze_group_access): New.
7167 (vect_analyze_data_ref_access): Call vect_analyze_group_access.
7168 (vect_free_slp_tree): New functions.
7169 (vect_get_and_check_slp_defs, vect_build_slp_tree, vect_print_slp_tree,
7170 vect_mark_slp_stmts, vect_analyze_slp_instance, vect_analyze_slp,
7171 vect_make_slp_decision, vect_detect_hybrid_slp_stmts,
7172 vect_detect_hybrid_slp): Likewise.
7173 (vect_analyze_loop): Call vect_analyze_slp, vect_make_slp_decision
7174 and vect_detect_hybrid_slp.
7175 * tree-vect-transform.c (vect_estimate_min_profitable_iters): Take
7176 SLP costs into account.
7177 (vect_get_cost_fields): New function.
7178 (vect_model_simple_cost): Make extern, add SLP parameter and handle
7180 (vect_model_store_cost, vect_model_load_cost): Likewise.
7181 (vect_get_constant_vectors): New function.
7182 (vect_get_slp_vect_defs, vect_get_slp_defs,
7183 vect_get_vec_defs_for_stmt_copy, vect_get_vec_defs_for_stmt_copy,
7184 vect_get_vec_defs): Likewise.
7185 (vectorizable_reduction): Don't handle SLP for now.
7186 (vectorizable_call): Don't handle SLP for now. Add argument to
7187 vect_model_simple_cost.
7188 (vectorizable_conversion): Handle SLP (call vect_get_vec_defs to
7189 get SLPed and vectorized defs). Fix indentation and spacing.
7190 (vectorizable_assignment): Handle SLP.
7191 (vectorizable_induction): Don't handle SLP for now.
7192 (vectorizable_operation): Likewise.
7193 (vectorizable_type_demotion): Add argument to
7194 vect_model_simple_cost.
7195 (vectorizable_type_promotion): Likewise.
7196 (vectorizable_store, vectorizable_load): Handle SLP.
7197 (vectorizable_condition): Don't handle SLP for now.
7198 (vect_transform_stmt): Add a new argument for SLP. Check that there is
7199 no SLP transformation required for unsupported cases. Add SLP
7200 argument for supported cases.
7201 (vect_remove_stores): New function.
7202 (vect_schedule_slp_instance, vect_schedule_slp): Likewise.
7203 (vect_transform_loop): Schedule SLP instances.
7204 * Makefile.in: (tree-vect-analyze.o): Depend on recog.h.
7206 2007-09-09 Andrew Haley <aph@redhat.com>
7208 * optabs.c (sign_expand_binop): Set libcall_gen = NULL in the fake
7211 2007-09-09 Hans-Peter Nilsson <hp@axis.com>
7213 Divide REG_LABEL notes into REG_LABEL_OPERAND and REG_LABEL_TARGET.
7214 * doc/rtl.texi (Insns): Specify when a label_ref makes a jump_insn.
7215 Similar for what label_refs can go in the JUMP_TARGET field. Split
7216 REG_LABEL documentation into REG_LABEL_TARGET and REG_LABEL_OPERAND.
7217 * reload.c (find_reloads): Generate REG_LABEL_OPERAND, not
7218 REG_LABEL when replacing an operand with a LABEL_REF for a
7220 (subst_reloads): When replacing a LABEL_REG with a register,
7221 instead of generating a REG_LABEL note, assert that there already
7222 is one or that the label is a known target for the insn.
7223 * rtlanal.c (computed_jump_p): Instead of looking for a REG_LABEL
7224 note, check the JUMP_LABEL field. Remove "else" after return.
7225 * reorg.c (emit_delay_sequence): Replace case for REG_LABEL with
7226 cases for REG_LABEL_OPERAND and REG_LABEL_TARGET.
7227 (fill_slots_from_thread): Handle both REG_LABEL_OPERAND and
7228 REG_LABEL_TARGET notes, including the JUMP_TARGET field on JUMP_P
7229 insns. Iterate over all notes; don't assume there's only one.
7230 * cse.c (recorded_label_ref): Adjust comment to refer to
7232 (cse_extended_basic_block): Do LABEL_REF check for all INSN_P
7233 insns, not just NONJUMP_INSN_P.
7234 (check_for_label_ref): For JUMP_P insns, check that the LABEL_REF
7235 isn't a jump target.
7236 * jump.c (rebuild_jump_labels): Adjust head comment.
7237 (init_label_info): Ditto. Remove REG_LABEL_OPERAND notes only;
7238 don't reset REG_LABEL_TARGET notes, including the JUMP_LABEL field.
7239 (mark_all_labels): For JUMP_P insns without a target, check if the
7240 the target is noted on the previous nonjump insn.
7241 (mark_jump_label_1): New function, guts from mark_jump_label.
7242 <case IF_THEN_ELSE>: Handle first operand as a non-target when
7243 marking jump target labels.
7244 <case LABEL_REF>: Adjust for whether to generate a
7245 REG_LABEL_TARGET or a REG_LABEL_OPERAND note.
7246 For 'E' format rtl, iterate in descending element order.
7247 (delete_related_insns): Handle both REG_LABEL_TARGET and
7248 REG_LABEL_OPERAND notes. For JUMP_P insns with labels with zero
7249 reference count, delete and fallthrough. Move finding-next-
7250 non-deleted insn last in the function. Look at all INSN_P insns
7251 for REG_LABEL_OPERAND notes.
7252 (redirect_jump_2): Assert that OLABEL equals the old JUMP_LABEL of
7254 * print-rtl.c (print_rtx): For JUMP_P insns and a non-NULL
7255 JUMP_LABEL, output the INSN_UID of it.
7256 * gcse.c: Adjust comments as appropriate to say REG_LABEL_OPERAND
7257 and/or REG_LABEL_TARGET.
7258 (add_label_notes): Only add REG_LABEL_OPERAND notes. Put in line
7259 with jump.c copy by only adding notes for labels actually
7260 referenced in the insn.
7261 * emit-rtl.c (try_split): Don't assume only NONJUMP_INSN_P need
7262 usage count increment; handle all INSN_P trial insns.
7263 (emit_copy_of_insn_after): Change to not copy REG_LABEL_OPERAND
7265 * rtl.h (struct rtx_def) <volatil>: Adjust to mention
7266 REG_LABEL_TARGET and REG_LABEL_OPERAND.
7267 (LABEL_REF_NONLOCAL_P): Allow REG_LABEL_TARGET and
7269 * combine.c (distribute_notes): Adjust for REG_LABEL_TARGET on
7270 JUMP_P insns and REG_LABEL_OPERAND everywhere.
7271 * sched-rgn.c (is_cfg_nonregular): Check for REG_LABEL_OPERANDS
7272 on all INSN_P insns.
7273 * reg-notes.def (LABEL_TARGET, LABEL_OPERAND): Split from LABEL.
7274 * cfgrtl.c (delete_insn): Adjust to handle REG_LABEL_TARGET and
7275 REG_LABEL_OPERAND notes.
7276 * reload1.c (calculate_needs_all_insns): Adjust comments.
7277 (set_label_offsets): Adjust to look for REG_LABEL_OPERAND notes.
7278 * config/alpha/alpha.md (split for load of an address into a
7279 four-insn sequence on Unicos/Mk): Adjust to use
7281 * config/sh/sh.md (sh_reorg, final_prescan_insn): Ditto.
7283 2007-09-09 Laurynas Biveinis <laurynas.biveinis@gmail.com>
7286 2007-09-05 Laurynas Biveinis <laurynas.biveinis@gmail.com>
7287 * regrename.c (copyprop_hardreg_forward_1): New variable next. Use
7288 FOR_BB_INSNS_SAFE instead of for loop.
7289 * cse.c (cse_extended_basic_block): Likewise.
7290 * postreload.c (reload_cse_regs_1): New variable next. Make sure
7291 that the for loop does not invoke NEXT_INSN on a deleted insn.
7292 * function.c (instantiate_virtual_regs): Likewise.
7293 * lower-subreg.c (remove_retval_note): Likewise.
7294 (decompose_multiword_subregs): Use FOR_BB_INSNS_SAFE instead of
7296 * emit-rtl.c (remove_insn): Set NEXT_INSN and PREV_INSN to NULL on
7298 * cfgrtl.c (delete_insn): Set JUMP_LABEL to NULL on a deleted
7299 insn, if it's a jump.
7300 (try_redirect_by_replacing_jump): New variable jump_p. Call
7301 tablejump_p before delete_insn_chain.
7302 * reload1.c (reload): New variable next. Make sure that the for
7303 loop does not invoke NEXT_INSN on a deleted insn.
7304 (fixup_eh_region_note): Make the loop terminate if i becomes NULL.
7305 (delete_output_reload): New variable prev. Make sure the the for
7306 loops do not invoke PREV_INSN on a deleted insn.
7308 2007-09-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7310 * pa/constraints.md: Remove 'X' from unused letters comment.
7312 2007-09-08 Richard Guenther <rguenther@suse.de>
7314 * tree-tailcall.c (find_tail_calls): If we don't have aliases
7315 computed check stmt_ann->references_memory instead of counting
7318 2007-09-08 Segher Boessenkool <segher@kernel.crashing.org>
7320 * cse.c (fold_rtx): Use validate_unshare_change() instead of
7321 validate_change() in one more case.
7323 2007-09-08 Zdenek Dvorak <ook@ucw.cz>
7325 PR tree-optimization/32283
7326 * tree-ssa-loop-ivopts.c (may_eliminate_iv): Use
7327 estimated_loop_iterations.
7328 (determine_use_iv_cost_condition): Decrease cost of expressions
7329 used in iv elimination.
7331 2007-09-08 Richard Guenther <rguenther@suse.de>
7333 * tree-cfg.c (verify_gimple_expr): Avoid building new
7334 pointer types, use TYPE_POINTER_TO if available instead.
7336 2007-09-08 Uros Bizjak <ubizjak@gmail.com>
7339 PR rtl-optimization/26449
7340 * config/i386/sse.md (mulv4si3): Do not expand sse2 sequence.
7341 (*sse2_mulv4si3): New define_insn_and_split pattern. Split insn in
7343 (mulv16qi3): Implement as define_insn_and_split pattern instead of
7344 define_expand. Split insn in split1 pass.
7347 2007-09-08 Dorit Nuzman <dorit@il.ibm.com>
7349 PR tree-optimization/33301
7350 * tree-vect-analyze (analyze_operations): Look at the type of the rhs
7353 2007-09-07 Zdenek Dvorak <ook@ucw.cz>
7355 PR tree-optimization/32183
7356 * Makefile.in (tree-ssa-reassoc.o): Also depend on $(CFGLOOP_H).
7358 * tree-ssa-reassoc.c: Include cfgloop.h.
7359 (is_reassociable_op): Add a loop argument and return true only
7361 (linearize_expr): Updated.
7362 (should_break_up_subtract): Likewise.
7363 (linearize_expr_tree): Likewise.
7364 (init_reassoc): Call loop_optimizer_init with
7365 AVOID_CFG_MODIFICATIONS. Remove calculate_dominance_info call
7366 with CDI_DOMINATORS.
7367 (fini_reassoc): Call loop_optimizer_finalize.
7369 2007-09-07 Sterling Augustine <sterling@tensilica.com>
7371 * config/xtensa/lib2funcs.S (__xtensa_sync_caches): Use an ISYNC even
7372 if there is no i-cache.
7374 2007-09-07 Richard Guenther <rguenther@suse.de>
7377 2007-09-06 Richard Guenther <rguenther@suse.de>
7379 PR tree-optimization/32586
7380 * tree-ssa-sccvn.c (simplify_binary_expression): Avoid
7381 folding if nothing changed.
7382 (simplify_unary_expression): New function. Do tree combining
7383 on conversion like codes.
7384 (try_to_simplify): Call it.
7386 2007-09-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7389 * gthr-posix.h (__gthread_active_p): Add implementation for hppa-hpux.
7390 (__gthread_active,__gthread_start, __gthread_active_init): New.
7391 * gthr-posix95.h: Likewise.
7393 2007-09-07 Roman Zippel <zippel@linux-m68k.org>
7395 * function.h (struct function): Rename calls_unwind_init
7396 to saves_all_registers.
7397 (current_function_saves_all_registers): Renamed from
7398 current_function_calls_unwind_init.
7399 * reload1.c (reload): Set current_function_saves_all_registers.
7400 * except.c (expand_builtin_unwind_init): Likewise.
7401 * config/m68k/m68k.c (m68k_save_reg): Use
7402 current_function_saves_all_registers to save pic register.
7404 2007-09-07 Janis Johnson <janis187@us.ibm.com>
7406 config/m68k/m68k.c (floating_exact_log2): Update call to real_2expN.
7407 config/s390/s390.md (fixuns_trunc<BFP:mode><GPR:mode>2): Ditto.
7409 Reapply reverted changes:
7411 2007-09-06 Jan Hubicka <jh@suse.cz>
7413 * config/i386.c (ix86_expand_lround, ix86_expand_round): Update call
7416 2007-09-06 Richard Sandiford <richard@codesourcery.com>
7418 * config/mips/mips.md (fixuns_truncdfsi2, fixuns_truncdfdi2)
7419 (fixuns_truncsfsi2, fixuns_truncsfdi2): Update calls to real_2expN.
7421 2007-09-05 Janis Johnson <janis187@us.ibm.com>
7423 * optabs.c (expand_float): Convert unsigned integer as signed only
7424 if it provides sufficient accuracy; add mode argument to real_2expN.
7425 (expand_fix): Fix comment typos; extend binary float into mode
7426 wider than destination for converion to unsigned integer; add mode
7427 argument to real_2expN.
7428 * real.c (real_2expN): Add mode argument to special-case decimal
7430 * real.h (real_2expN): Ditto.
7431 * fixed-value.c (check_real_for_fixed_mode): Add mode argument to
7433 (fixed_from_string): Ditto.
7434 (fixed_to_decimal): Ditto.
7435 (fixed_convert_from_real): Ditto.
7436 (real_convert_from_fixed): Ditto.
7437 * config/rs6000/rs6000.md (FP): Include DD and TD modes.
7438 * config/rs6000/dfp.md (extendddtd2, adddd3, addtd3, subdd3, subtd3,
7439 muldd3, multd3, divdd3, divtd3, cmpdd_internal1, cmptd_internal1,
7440 floatditd2, ftruncdd2, fixdddi2, ftrunctd2, fixddi2): New.
7442 2007-09-07 Diego Novillo <dnovillo@google.com>
7444 * tree-flow.h (const_block_stmt_iterator): Remove.
7445 Update all users to use block_stmt_iterator.
7446 * tree-iterator.h (const_tree_stmt_iterator): Remove.
7447 Update all users to use tree_stmt_iterator.
7449 2007-09-07 Sandra Loosemore <sandra@codesourcery.com>
7451 * config/mips/mips.c (mips_set_current_function): Temporarily
7452 make this a no-op to fix bootstrap errors, pending rewrite.
7454 2007-09-07 Jan Hubicka <jh@suse.cz>
7456 * reorg.c (dbr_schedule): Move code removing placeholder USEs later
7459 2007-09-07 Dorit Nuzman <dorit@il.ibm.com>
7461 PR tree-optimization/33299
7462 * tree-vect-transform.c (vect_create_epilog_for_reduction): Update
7463 uses for all relevant loop-exit phis, not just the first.
7465 2007-09-07 Richard Guenther <rguenther@suse.de>
7468 * tree-ssa-operands.c (access_can_touch_variable): An access
7469 of the form (*p)[0] can touch a variable of same size.
7471 2007-09-07 Jan Hubicka <jh@suse.cz>
7473 * passes.c (init_optimization_passes): Add simple dce and addressable
7475 * tree-ssa.c (execute_update_addresses_taken): New function.
7476 (pass_update_address_taken): New.
7477 * tree-ssa-dse.c (execute_simple_dse): New function.
7478 (pass_simple_dse): New.
7479 * tree-pass.h (pass_simple_dse, pass_update_address_taken): Declare.
7481 2007-09-07 Tobias Burnus <burnus@net-b.de>
7484 * doc/invoke.texi: Fix -Wstrict-overflow= table.
7486 2007-09-07 Richard Guenther <rguenther@suse.de>
7489 2007-09-06 Richard Guenther <rguenther@suse.de>
7491 PR tree-optimization/32586
7492 * tree-ssa-sccvn.c (simplify_binary_expression): Avoid
7493 folding if nothing changed.
7494 (simplify_unary_expression): New function. Do tree combining
7495 on conversion like codes.
7496 (try_to_simplify): Call it.
7498 2007-09-07 Richard Guenther <rguenther@suse.de>
7499 Uros Bizjak <ubizjak@gmail.com>
7501 PR tree-optimization/32821
7502 * tree_if_conv.c (combine_blocks): Use alloc_stmt_list instead of
7503 NULL in the call to set_bb_stmt_list.
7505 2007-09-07 Richard Sandiford <richard@codesourcery.com>
7507 * config/mips/mips.c (build_mips16_call_stub): Emit all direct
7508 float calls here, rather than leaving some to the caller.
7509 Use call_internal_direct and call_value_internal_direct.
7510 * config/mips/mips.md (call_internal_direct): New pattern.
7511 (call_value_internal_direct): Likewise.
7513 2007-09-07 Richard Sandiford <richard@codesourcery.com>
7515 * config/mips/mips.c (mips_base_move_loop_invariants): New variable.
7516 (mips_set_mips16_mode): Restore flag_move_loop_invariants, then set
7518 (override_options): Set mips_base_move_loop_invariants.
7520 2007-09-07 Richard Sandiford <richard@codesourcery.com>
7522 * config/mips/mips.opt (mcode-readable=): Move to keep list
7525 2007-09-07 Richard Sandiford <richard@codesourcery.com>
7527 * doc/invoke.texi: Document the MIPS -mlocal-sdata, -mextern-sdata
7528 and -mgpopt options. Adjust the -G documentation to match.
7529 * config/mips/mips.opt (mextern-data, mgpopt, mlocal-data): New.
7530 * config/mips/mips.c (mips_rtx_constant_in_small_data_p): New
7531 function, split out from mips_classify_symbol. Return false for
7532 !TARGET_LOCAL_SDATA.
7533 (mips_classify_symbol): Call mips_rtx_constant_in_small_data_p.
7534 Only use GP-relative accesses for non-pool symbols if TARGET_GPOPT.
7535 (override_options): Check whether the -mgpopt setting is consistent
7536 with the other flags.
7537 (symbolic_expression_p): Delete.
7538 (mips_select_rtx_section): Use mips_rtx_constant_in_small_data_p
7539 and default_elf_select_rtx_section.
7540 (mips_in_small_data_p): Honor section attributes for MIPS16 too.
7541 Return false for local data unless TARGET_LOCAL_SDATA. Likewise
7542 external data and TARGET_EXTERN_SDATA.
7544 2007-09-07 Tobias Burnus <burnus@net-b.de>
7547 * doc/cpp.texi (Common Predefined Macros): Add __GFORTRAN__.
7549 2007-09-05 Laurynas Biveinis <laurynas.biveinis@gmail.com>
7551 * regrename.c (copyprop_hardreg_forward_1): New variable next. Use
7552 FOR_BB_INSNS_SAFE instead of for loop.
7553 * cse.c (cse_extended_basic_block): Likewise.
7554 * postreload.c (reload_cse_regs_1): New variable next. Make sure
7555 that the for loop does not invoke NEXT_INSN on a deleted insn.
7556 * function.c (instantiate_virtual_regs): Likewise.
7557 * lower-subreg.c (remove_retval_note): Likewise.
7558 (decompose_multiword_subregs): Use FOR_BB_INSNS_SAFE instead of
7560 * emit-rtl.c (remove_insn): Set NEXT_INSN and PREV_INSN to NULL on
7562 * cfgrtl.c (delete_insn): Set JUMP_LABEL to NULL on a deleted
7563 insn, if it's a jump.
7564 (try_redirect_by_replacing_jump): New variable jump_p. Call
7565 tablejump_p before delete_insn_chain.
7566 * reload1.c (reload): New variable next. Make sure that the for
7567 loop does not invoke NEXT_INSN on a deleted insn.
7568 (fixup_eh_region_note): Make the loop terminate if i becomes NULL.
7569 (delete_output_reload): New variable prev. Make sure the the for
7570 loops do not invoke PREV_INSN on a deleted insn.
7572 2007-09-06 Zdenek Dvorak <ook@ucw.cz>
7574 * cgraphbuild.c (rebuild_cgraph_edges): Export.
7575 * cgraph.h (rebuild_cgraph_edges): Declare.
7576 * tree-pass.h (pass_expand_omp_ssa): New.
7577 * omp-low.c (find_omp_clause): Export.
7578 (copy_var_decl): Split from omp_copy_decl_2.
7579 (build_omp_barrier): Return the call to emit instead of emitting
7581 (lower_rec_input_clauses, expand_omp_single): Gimplify the result of
7583 (extract_omp_for_data, expand_parallel_call, expand_omp_parallel,
7584 expand_omp_for_generic, expand_omp_for_static_nochunk,
7585 expand_omp_for_static_chunk, expand_omp_for, expand_omp_sections):
7586 Adapted to work on SSA form.
7587 (execute_expand_omp): Do not invalidate dominance information.
7588 (gate_expand_omp): Do not run with -fopenmp-ssa flag.
7589 (gate_expand_omp_ssa, pass_expand_omp_ssa): New.
7590 * gimplify.c (gimplify_omp_for): Ensure that the control variable is
7592 (force_gimple_operand): Allow gimplifying code expressions without
7594 * tree-predcom.c (mark_virtual_ops_for_renaming): Handle phi nodes.
7595 * common.opt (fopenmp-ssa): New.
7596 * tree-flow.h (find_omp_clause, copy_var_decl): Declare.
7597 * Makefile.in (tree-cfg.o): Add TREE_INLINE_H dependency.
7598 * tree-cfg.c: Include tree-inline.h.
7599 (struct move_stmt_d): Replace vars_to_remove by vars_map field.
7600 (replace_by_duplicate_decl, replace_ssa_name,
7601 mark_virtual_ops_in_region): New functions.
7602 (move_stmt_r, move_block_to_fn, move_sese_region_to_fn): Adapted
7603 to work on SSA form.
7604 * passes.c (init_optimization_passes): Add pass_expand_omp_ssa pass.
7605 * tree-ssa-operands.c (get_expr_operands): Handle operands of OMP
7608 2007-09-06 Laurynas Biveinis <laurynas.biveinis@gmail.com>
7610 * tree-loop-linear.c: Include obstack.h.
7611 (linear_transform_loops): New obstack lambda_obstack.
7612 Initialize it, pass it to gcc_loopnest_to_lambda_loopnest,
7613 lambda_loopnest_transform, lambda_loopnest_to_gcc_loopnest calls
7614 and free afterwards.
7615 * lambda.h (struct obstack): New forward declaration.
7616 (lambda_linear_expression_new): New parameter of type struct
7618 (lambda_loopnest_new): Likewise.
7619 (lambda_loopnest_transform): Likewise.
7620 (lambda_body_vector_new): Likewise.
7621 (lambda_body_vector_compute_new): Likewise.
7622 (gcc_loopnest_to_lambda_loopnest): Likewise.
7623 (lambda_loopnest_to_gcc_loopnest): Likewise.
7624 * lambda-code.c: Include obstack.h.
7625 (lambda_lattice_new): New parameter lambda_obstack. Use it for
7627 (lambda_body_vector_new): Likewise.
7628 (lambda_linear_expression_new): Likewise.
7629 (lambda_lattice_new): Likewise.
7630 (lambda_loopnest_new): Likewise. Additionally use obstack to
7631 allocate LN_LOOPS(ret).
7632 (lambda_lattice_compute_base): New parameter lambda_obstack. Pass
7633 it to lambda_lattice_new.
7634 (lambda_body_vector_compute_new): New parameter lambda_obstack.
7635 Pass it to lambda_body_vector_new.
7636 (lambda_lattice_compute_base): New paramater lambda_obstack. Pass
7637 it to lambda_lattice_new.
7638 (compute_nest_using_fourier_motzkin): New parameter lambda_obstack.
7639 Pass it to lambda_loopnest_new, lambda_linear_expression_new.
7640 (lambda_compute_target_space): Likewise.
7641 (lambda_compute_auxillary_space): New parameter lambda_obstack.
7642 Pass it to lambda_lattice_compute_base and
7643 compute_nest_using_fourieer_motzkin.
7644 (lambda_loopnest_transform): New parameter lambda_obstack. Pass
7645 it to lambda_lattice_compute_base, lambda_lattice_auxillary_space
7646 and lambda_lattice_compute_target_space.
7647 (gcc_tree_to_linear_expression): Nex parameter lambda_obstack.
7648 Pass it to lambda_linear_expression_new.
7649 (gcc_loop_to_lambda_loop): New parameter lambda_obstack. Pass it
7650 to gcc_tree_to_linear_expression.
7651 (gcc_loopnest_to_lambda_loopnest): New parameter lambda_obstack.
7652 Pass it to gcc_loop_to_lambda_loop and lambda_loopnest_new.
7653 (lambda_loopnest_to_gcc_loopnest): New parameter lambda_obstack.
7654 Pass it to lambda_body_vector_new and
7655 lambda_body_vector_compute_new.
7656 * Makefile.in (tree-loop-linear.o): Add $(OBSTACK_H) dependency.
7657 (lambda-code.o): Likewise.
7659 2007-09-06 Chao-ying Fu <fu@mips.com>
7661 * ginclude/stdfix.h: New file.
7662 * Makefile.in (USER_H): Add $(srcdir)/ginclude/stdfix.h.
7663 (convert.o): Add dependence on fixed-value.h.
7664 * c-convert.c (convert): Support FIXED_POINT_TYPE.
7665 * c-cppbuiltin.c (builtin_define_fixed_point_constants): New function
7666 to define fixed-point constants.
7667 (c_cpp_builtins): Define fixed-point constants.
7668 * convert.c (fixed-value.h): New include.
7669 (convert_to_real): Update comment to include fixed-point.
7670 Support FIXED_POINT_TYPE.
7671 (convert_to_integer): Update comment to include fixed-point.
7672 Support FIXED_POINT_TYPE.
7673 (convert_to_complex): Support FIXED_POINT_TYPE.
7674 (convert_to_fixed): New function.
7675 * convert.h (convert_to_fixed): Declare.
7676 * genopinit.c: Add comment about $Q for only fixed-point modes.
7677 (optabs): Add fract_optab, fractuns_optab, satfract_optab,
7678 satfractuns_optab, add_optab, ssadd_optab, usadd_optab, sub_optab,
7679 sssub_optab, ussub_optab, smul_optab, ssmul_optab, usmul_optab,
7680 ssmadd_widen_optab, usmadd_widen_optab, ssdiv_optab, udiv_optab,
7681 usdiv_optab, ssashl_optab, usashl_optab, neg_optab, ssneg_optab,
7682 usneg_optab for fixed-point modes.
7683 (gen_insn): Add force_fixed to track the $Q format for all fixed-point
7685 * optabs.c (optab_for_tree_code): For *DIV_EXPR, LSHIFT_EXPR,
7686 PLUS_EXPR, MINUS_EXPR, MULT_EXPR, NEGATE_EXPR, return signed or
7687 unsigned saturation optabs, when type is saturating.
7688 (shift_optab_p): Return true for SS_ASHIFT or US_ASHIFT.
7689 (expand_fixed_convert): New function.
7690 (gen_fixed_libfunc, gen_signed_fixed_libfunc,
7691 gen_unsigned_fixed_libfunc, gen_int_fp_fixed_libfunc,
7692 gen_int_fp_signed_fixed_libfunc, gen_int_fixed_libfunc,
7693 gen_int_signed_fixed_libfunc, gen_int_unsigned_fixed_libfunc,
7694 gen_fract_conv_libfunc, gen_fractuns_conv_libfunc,
7695 gen_satfract_conv_libfunc, gen_satfractuns_conv_libfunc): New
7697 (init_optabs): Initialize ssadd_optab, usadd_optab, sssub_optab,
7698 ussub_optab, ssmul_optab, usmul_optab, ssmadd_widen_optab,
7699 usmadd_widen_optab, ssmsub_widen_optab, usmsub_widen_optab,
7700 ssdiv_optab, usdiv_optab, ssashl_optab, usashl_optab, ssneg_optab,
7701 usneg_optab, fract_optab, fractuns_optab, satfract_optab,
7703 Initialize fixed-point libraries, including add, ssadd, usadd, sub,
7704 sssub, ussub, mul, ssmul, usmul, div, ssdiv, udiv, usdiv, ashl,
7705 ssashl, usashl, ashr, lshr, neg, ssneg, usneg, cmp, fract, satfract,
7706 fractuns, satfractuns.
7707 * optabs.h (enum optab_index): Add OTI_ssadd, OTI_usadd, OTI_sssub,
7708 OTI_ussub, OTI_ssmul, OTI_usmul, OTI_ssdiv, OTI_usdiv, OTI_ssneg,
7709 OTI_usneg, OTI_ssashl, OTI_usashl, OTI_ssmadd_widen, OTI_usmadd_widen,
7710 OTI_ssmsub_widen, OTI_usmsub_widen.
7711 (ssadd_optab, usadd_optab, sssub_optab, ussub_optab, ssmul_optab,
7712 usmul_optab, ssdiv_optab, usdiv_optab, ssneg_optab, usneg_optab,
7713 ssashl_optab, usashl_optab, ssmadd_widen_optab, usmadd_widen_optab,
7714 umsub_widen_optab, usmsub_widen_optab): Define.
7715 (enum convert_optab_index): Add COI_fract, COI_fractuns, COI_satfract,
7717 (fract_optab, fractuns_optab, satfract_optab, satfractuns_optab):
7719 (expand_fixed_convert): Declare.
7720 * expr.c (convert_move): Support the move of fixed-point modes.
7721 (emit_move_insn_1): Handle fixed-point mode to move via integer.
7722 (categorize_ctor_elements_1): Handle FIXED_CST.
7723 (count_type_elements): Handle FIXED_POINT_TYPE.
7724 (expand_expr_real_1): For VECTOR_CST, check MODE_VECTOR_FRACT,
7725 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
7727 For PLUS_EXPR and MINUS_EXPR, support saturating and non-saturating
7728 multiply and add/subtract for fixed-point types.
7729 For MULT_EXPR, *DIV_EXPR, *SHIFT_EXPR, if the mode if a fixed-point
7730 mode, we jump to binop directly.
7731 Support FIXED_CONVERT_EXPR.
7732 (do_store_flag): Check FIXED_CST to put a constant second.
7733 (vector_mode_valid_p): Handle MODE_VECTOR_FRACT,
7734 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
7735 (const_vector_from_tree): Support FIXED_CST.
7736 * doc/extend.texi (Fixed-Point): New node.
7737 * doc/md.texi (ssadd, usadd, sssub, ussub, ssmul, usmul, ssdiv, usdiv,
7738 ssmadd, usmadd, ssmsub, usmsub, ssashl, usashl, ssneg, usneg, fract,
7739 satfract, fractuns, satfractuns): Document them.
7741 2007-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
7743 * config/bfin/bfin.h (PREFERRED_RELOAD_CLASS): Don't reload autoinc
7744 addresses into I registers.
7746 2007-09-06 Jan Hubicka <jh@suse.cz>
7747 Andreas Tobler <a.tobler@schweiz.org>
7749 * config/darwin.c (machopic_indirect_data_reference): Avoid invalid
7751 (machopic_legitimize_pic_address): Likewise.
7753 2007-09-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
7754 Jan Hubicka <jh@suse.cz>
7756 * config/spu/spu.md (floatsidf2): Use convert_optab_libfunc
7757 instead of ufloat_optab->handlers directly.
7758 (floatdidf2): Likewise.
7760 2007-09-06 Sandra Loosemore <sandra@codesourcery.com>
7762 * config/mips/mips.c: Include diagnostic.h.
7763 (mips_set_current_function): Check errorcount and sorrycount
7764 before generating RTL.
7766 2007-09-06 Richard Sandiford <richard@codesourcery.com>
7769 * config/mips/mips.c (mips_classify_symbolic_expression): New function.
7770 (mips_classify_address): Use it instead of mips_symbolic_constant_p.
7771 (print_operand_reloc): Likewise.
7773 2007-09-06 Janis Johnson <janis187@us.ibm.com>
7777 2007-09-06 Jan Hubicka <jh@suse.cz>
7779 * config/i386/i386.c (ix86_expand_lround, ix86_expand_round):
7780 Update call of real_2expN.
7782 2007-09-06 Richard Sandiford <richard@codesourcery.com>
7784 * config/mips/mips.md (fixuns_truncdfsi2, fixuns_truncdfdi2)
7785 (fixuns_truncsfsi2, fixuns_truncsfdi2): Update calls to real_2expN.
7787 2007-09-05 Janis Johnson <janis187@us.ibm.com>
7789 * optabs.c (expand_float): Convert unsigned integer as signed only
7790 if it provides sufficient accuracy; add mode argument to real_2expN.
7791 (expand_fix): Fix comment typos; extend binary float into mode
7792 wider than destination for converion to unsigned integer; add mode
7793 argument to real_2expN.
7794 * real.c (real_2expN): Add mode argument to special-case decimal
7796 * real.h (real_2expN): Ditto.
7797 * fixed-value.c (check_real_for_fixed_mode): Add mode argument to
7799 (fixed_from_string): Ditto.
7800 (fixed_to_decimal): Ditto.
7801 (fixed_convert_from_real): Ditto.
7802 (real_convert_from_fixed): Ditto.
7803 * config/rs6000/rs6000.md (FP): Include DD and TD modes.
7804 * config/rs6000/dfp.md (extendddtd2, adddd3, addtd3, subdd3, subtd3,
7805 muldd3, multd3, divdd3, divtd3, cmpdd_internal1, cmptd_internal1,
7806 floatditd2, ftruncdd2, fixdddi2, ftrunctd2, fixddi2): New.
7808 2007-09-06 Tom Tromey <tromey@redhat.com>
7810 * tree-cfg.c (remove_bb): Only warn if line is non-zero.
7811 * c-pch.c (c_common_read_pch): Restore current location after
7813 * tree.c (expand_location): Update.
7814 (expr_filename): Changed return type. Unified the two cases.
7815 (expr_lineno): Likewise.
7816 (annotate_with_file_line): Don't use EXPR_LINENO and EXPR_FILENAME
7818 * toplev.c (line_table): Changed type.
7819 (general_init): Update.
7820 (realloc_for_line_map): New function.
7821 (general_init): Allocate line_table using GC.
7822 * fix-header.c (line_table): Changed type.
7823 (read_scan_file): Update.
7824 (read_scan_file): Update.
7825 * c-ppoutput.c (maybe_print_line): Update.
7826 (print_line): Update.
7827 (cb_line_change): Update.
7828 (cb_define): Update.
7829 (pp_file_change): Update.
7830 * c-opts.c (c_common_init_options): Update.
7831 (finish_options): Update.
7832 (push_command_line_include): Update.
7833 * c-lex.c (cb_line_change): Update.
7834 (cb_def_pragma): Update.
7835 (cb_define): Update.
7837 (c_lex_with_flags): Use cpp_get_token_with_location.
7838 * input.h (line_table): Changed type.
7839 (location_from_locus): New macro.
7840 * tree.h (EXPR_FILENAME): No longer an lvalue.
7841 (EXPR_LINENO): Likewise.
7842 (expr_locus, set_expr_locus): Declare separately for
7843 USE_MAPPED_LOCATION.
7844 (expr_filename, expr_lineno): Changed return type.
7845 * gimplify.c (tree_to_gimple_tuple): Use SET_EXPR_LOCUS.
7846 * cfgexpand.c (expand_gimple_cond_expr): Use location_from_locus.
7847 (expand_gimple_basic_block): Likewise.
7848 * final.c (final_scan_insn): Use expanded_location.
7850 2007-09-06 Richard Guenther <rguenther@suse.de>
7852 PR tree-optimization/32586
7853 * tree-ssa-sccvn.c (simplify_binary_expression): Avoid
7854 folding if nothing changed.
7855 (simplify_unary_expression): New function. Do tree combining
7856 on conversion like codes.
7857 (try_to_simplify): Call it.
7858 * builtins.c (fold_builtin_cexp): Fold the built expressions.
7859 * fold-const.c (fold_unary): Test result of get_callee_fndecl().
7861 2007-09-06 Jan Hubicka <jh@suse.cz>
7864 * cse.c (fold_rtx): Avoid invalid sharing.
7866 2007-09-06 Richard Sandiford <richard@codesourcery.com>
7868 * config/mips/mips.md (fixuns_truncdfsi2, fixuns_truncdfdi2)
7869 (fixuns_truncsfsi2, fixuns_truncsfdi2): Update calls to real_2expN.
7871 2007-09-06 Revital Eres <eres@il.ibm.com>
7873 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
7874 Fix offsettable memory reference for 750CL.
7876 2007-09-06 Pat Haugen <pthaugen@us.ibm.com>
7878 * reload.c (find_reloads_address_1): Try to preserve original
7879 base/index regclass of operands.
7880 * regrename.c (scan_rtx_address): Likewise.
7881 (replace_oldest_value_addr): Likewise.
7883 2007-09-06 Richard Guenther <rguenther@suse.de>
7885 PR tree-optimization/33302
7886 * domwalk.c (walk_dominator_tree): The exit block is
7887 interesting even if it is not reachable.
7889 2007-09-06 Richard Sandiford <richard@codesourcery.com>
7892 * optabs.c (avoid_expensive_constant): Do nothing if MODE is VOIDmode.
7894 2007-09-06 Basile Starynkevitch <basile@starynkevitch.net>
7896 * cfg.c (dump_bb_info, dump_edge_info): Added cfun test for
7899 2007-09-05 Ian Lance Taylor <iant@google.com>
7901 * tree-pretty-print.c (dump_decl_name): Cast LABEL_DECL_UID to int
7903 (dump_generic_node): Likewise.
7904 * print-rtl.c (print_decl_name): Likewise.
7905 * print-tree.c (print_node_brief): Likewise.
7906 (print_node): Likewise.
7907 * Makefile.in (RTL_BASE_H): Add alias.h.
7910 2007-09-06 Jesper Nilsson <jesper.nilsson@axis.com>
7912 * longlong.h [__CRIS_arch_version >= 8] (count_trailing_zeros):
7914 * config/cris/cris.md (ctzsi2, cris_swap_bits): Implemented.
7915 * config/cris/cris.h (CTZ_DEFINED_VALUE_AT_ZERO): Defined.
7917 2007-09-06 Jie Zhang <jie.zhang@analog.com>
7919 * config.gcc (tm_file): Add linux.h for bfin*-uclinux*.
7920 (tm_defines): Define UCLIBC_DEFAULT to 1.
7921 (extra_options): Add linux.opt.
7922 * config/bfin/linux.h (CPLUSPLUS_CPP_SPEC): Don't define.
7923 (CRT_CALL_STATIC_FUNCTION): Likewise.
7924 (NO_IMPLICIT_EXTERN_C): Likewise.
7925 (TARGET_OS_CPP_BUILTINS): Define as LINUX_TARGET_OS_CPP_BUILTINS.
7926 * config/bfin/elf.h (OBJECT_FORMAT_ELF): Don't define.
7927 * config/bfin/uclinux.h (CPLUSPLUS_CPP_SPEC): Don't define.
7928 (ENDFILE_SPEC): Don't define.
7929 (LIB_SPEC): Likewise.
7930 (CRT_CALL_STATIC_FUNCTION): Likewise.
7931 (NO_IMPLICIT_EXTERN_C): Likewise.
7932 (LINUX_TARGET_OS_CPP_BUILTINS): Likewise.
7933 (TARGET_OS_CPP_BUILTINS): Define as LINUX_TARGET_OS_CPP_BUILTINS.
7935 2007-09-06 Jan Hubicka <jh@suse.cz>
7937 * config/i386/i386.c (ix86_expand_lround, ix86_expand_round):
7938 Update call of real_2expN.
7940 2007-09-06 Jan Hubicka <jh@suse.cz>
7942 * opts.c (common_handle_option): Enable inlining functions for
7945 2007-09-06 Jakub Jelinek <jakub@redhat.com>
7947 * builtin-attrs.def (ATTR_NONNULL_3): New.
7948 (DEF_FORMAT_ATTRIBUTE): Use just ATTR_NONNULL_##FA instead of
7949 ATTR_NOTHROW_NONNULL_##FA.
7950 (DEF_FORMAT_ATTRIBUTE_NOTHROW, DEF_FORMAT_ATTRIBUTE_BOTH): New macros.
7951 (ATTR_FORMAT_PRINTF_NOTHROW_2_0, ATTR_PRINTF_NOTHROW_2_3,
7952 ATTR_FORMAT_PRINTF_NOTHROW_3_0, ATTR_FORMAT_PRINTF_NOTHROW_3_4,
7953 ATTR_FORMAT_PRINTF_NOTHROW_4_0, ATTR_PRINTF_NOTHROW_4_5,
7954 ATTR_FORMAT_PRINTF_NOTHROW_5_0, ATTR_FORMAT_PRINTF_NOTHROW_5_6,
7955 ATTR_FORMAT_SCANF_NOTHROW_2_0, ATTR_FORMAT_SCANF_NOTHROW_2_3,
7956 ATTR_FORMAT_STRFTIME_NOTHROW_3_0, ATTR_FORMAT_STRFMON_NOTHROW_3_4):
7958 (ATTR_FORMAT_PRINTF_4_0, ATTR_PRINTF_4_5, ATTR_FORMAT_PRINTF_5_0,
7959 ATTR_FORMAT_PRINTF_5_6, ATTR_FORMAT_STRFTIME_3_0,
7960 ATTR_FORMAT_NOTHROW_3_4): Remove.
7961 * builtins.def (snprintf, sprintf, sscanf, vsnprintf, vsprintf,
7962 vsscanf, strfmon, strftime, __snprintf_chk, __sprintf_chk,
7963 __vsnprintf_chk, __vsprintf_chk): Use ATTR_FORMAT_*_NOTHROW_*
7964 instead of ATTR_FORMAT_*_*.
7966 2007-09-06 Hans-Peter Nilsson <hp@axis.com>
7968 * config/cris/cris.c (cris_emit_movem_store): Call copy_rtx on
7969 parts re-used for REG_FRAME_RELATED_EXPR.
7971 2007-09-05 Janis Johnson <janis187@us.ibm.com>
7973 * optabs.c (expand_float): Convert unsigned integer as signed only
7974 if it provides sufficient accuracy; add mode argument to real_2expN.
7975 (expand_fix): Fix comment typos; extend binary float into mode
7976 wider than destination for converion to unsigned integer; add mode
7977 argument to real_2expN.
7978 * real.c (real_2expN): Add mode argument to special-case decimal
7980 * real.h (real_2expN): Ditto.
7981 * fixed-value.c (check_real_for_fixed_mode): Add mode argument to
7983 (fixed_from_string): Ditto.
7984 (fixed_to_decimal): Ditto.
7985 (fixed_convert_from_real): Ditto.
7986 (real_convert_from_fixed): Ditto.
7987 * config/rs6000/rs6000.md (FP): Include DD and TD modes.
7988 * config/rs6000/dfp.md (extendddtd2, adddd3, addtd3, subdd3, subtd3,
7989 muldd3, multd3, divdd3, divtd3, cmpdd_internal1, cmptd_internal1,
7990 floatditd2, ftruncdd2, fixdddi2, ftrunctd2, fixddi2): New.
7992 2007-09-05 Ian Lance Taylor <iant@google.com>
7994 * init-regs.c (initialize_uninitialized_regs): Call
7995 emit_insn_before rather than add_insn_before.
7997 2007-09-05 Jakub Jelinek <jakub@redhat.com>
7999 * builtins.def (BUILT_IN_VA_ARG_PACK): New built-in.
8000 * tree.h (CALL_EXPR_VA_ARG_PACK): Define.
8001 * tree-inline.h (copy_body_data): Add call_expr field.
8002 * tree-inline.c (expand_call_inline): Initialize call_expr.
8003 (copy_bb): Append anonymous inline fn arguments to arguments
8004 when inlining a CALL_EXPR_VA_ARG_PACK call.
8005 * builtins.c (expand_builtin): Issue an error if
8006 BUILT_IN_VA_ARG_PACK is seen during expand.
8007 (fold_call_expr, fold_builtin_call_array): Don't fold
8008 CALL_EXPR_VA_ARG_PACK CALL_EXPRs or calls with
8009 __builtin_va_arg_pack () call as last argument.
8010 * gimplify.c (gimplify_call_expr): If last argument to a vararg
8011 function is __builtin_va_arg_pack (), decrease number of call
8012 arguments and instead set CALL_EXPR_VA_ARG_PACK on the CALL_EXPR.
8013 * expr.c (expand_expr_real_1): Issue an error if
8014 CALL_EXPR_VA_ARG_PACK CALL_EXPR is seen during expand.
8015 * tree-pretty-print.c (dump_generic_node): Handle printing
8016 CALL_EXPR_VA_ARG_PACK bit on CALL_EXPRs.
8017 * doc/extend.texi (__builtin_va_arg_pack): Document.
8019 2007-09-05 Adam Nemet <anemet@caviumnetworks.com>
8021 PR tree-optimization/21513
8022 * builtins.c (build_builtin_expect_predicate): New function.
8023 (fold_builtin_expect): Add argument for expected value.
8024 Distribute __builtin_expect over short-circuiting operations.
8025 Fold nested builtin_expects.
8026 (fold_builtin_2): Adjust call to fold_builtin_expect.
8028 2007-09-05 Rask Ingemann Lambertsen <rask@sygehus.dk>
8031 PR tree-optimization/13756
8032 * doc/invoke.texi (Options That Control Optimization): Document
8035 2007-09-05 Uros Bizjak <ubizjak@gmail.com>
8037 * config/i386/cpuid.h: New file.
8038 * config/i386/driver-i386.c: Include cpuid.h.
8039 (describe_cache): Shrink size and line strings to 100 bytes.
8040 (detect_caches_amd): Return "" for unsupported max_ext_level.
8041 Use __cpuid function.
8042 (detect_caches_intel): Return "" for unsupported max_level.
8043 Use __cpuid function.
8044 (host_detect_local_cpu): Change feature flag variables to
8045 unsigned int. Initialize only extended feature flag variables.
8046 Use __get_cpuid_max to determine max supported cpuid level.
8047 Use __cpuid function to determine supported features. Fix
8048 calculation of family id. Remove is_amd and check signature
8049 directly. Check for Geode signature. Handle family 4 id.
8050 [PROCESSOR_GENERIC32]: New default for unknown family id. Move
8051 cpu discovery code to lower part of the function.
8052 [PROCESSOR_PENTIUM, PROCESSOR_K6, PROCESSOR_ATHLON]: Do not tune
8053 for sub-architecture.
8054 [PROCESSOR_PENTIUMPRO]: Simplify cpu discovery code.
8055 [PROCESSOR_K8]: Add k8-sse3 architecture.
8056 [PROCESSOR_NOCONA]: Remove.
8057 [PROCESSOR_GENERIC64]: Ditto.
8058 * config/i386/x-i386 (driver-i386.o): Depend on cpuid.h.
8059 * config/i386/crtfastmath.c: Include cpuid.h. Use __get_cpuid
8060 to check for SSE and FXSAVE support.
8061 * config/i386/t-crtfm (crtfastmath.o): Depend on cpuid.h.
8062 Add -minline-all-stringops.
8063 * config.gcc (i[34567]86-*-*): Add cpuid.h to extra_headers.
8064 (x86_64-*-*): Ditto.
8066 2007-09-05 Jie Zhang <jie.zhang@analog.com>
8068 * config/bfin/linux-unwind.h: New file.
8069 * config/bfin/linux.h (MD_UNWIND_SUPPORT): Define.
8070 * config/bfin/uclinux.h (MD_UNWIND_SUPPORT): Define.
8072 2007-09-05 Laurynas Biveinis <laurynas.biveinis@gmail.com>
8074 * Makefile.in (stmt.o): Add alloc-pool.h dependency.
8075 * stmt.c: Include alloc-pool.h.
8076 (struct case_node): Remove GTY marker.
8077 (add_case_node): New parameter case_node_pool. Use it for
8079 (expand_case): New allocation pool case_node_pool. Initialize it,
8080 pass to add_case_node and free it.
8082 2007-09-05 Sandra Loosemore <sandra@codesourcery.com>
8083 David Ung <davidu@mips.com>
8084 Nigel Stephens <nigel@mips.com>
8086 Add mips16/nomips16 function attributes and -mflip-mips16 option
8087 for testing mixed-mode compilation.
8089 * config/mips/mips.opt (mflip-mips16): New.
8091 * config/mips/mips.h (SYMBOL_FLAG_MIPS16_FUNC): Define.
8092 (SYMBOL_FLAG_MIPS16_FUNC_P): Define.
8094 * config/mips/mips.c (mips_base_target_flags): New.
8095 (mips_base_mips16): New.
8096 (mips_base_schedule_insns): New.
8097 (mips_base_reorder_blocks_and_partition): New.
8098 (mips_base_align_loops): New.
8099 (mips_base_align_jumps): New.
8100 (mips_base_align_functions): New.
8101 (mips16_flipper): New.
8102 (mips_attribute_table): Add "mips16" and "nomips16" entries.
8103 (TARGET_SET_CURRENT_FUNCTION): Define.
8104 (mips_mips16_type_p, mips_nomips16_type_p): New.
8105 (mips_comp_type_attributes): Check mips16/nomips16 attributes.
8106 (mips_function_ok_for_sibcall): Make it deal with functions with
8108 (mips_init_split_addresses): New, split out from override_options.
8109 (mips_init_relocs): New, split out from override_options.
8110 (was_mips16_p): New.
8111 (mips_set_mips16_mode): New, split out from override_options.
8112 (mips_set_current_function): New.
8113 (override_options): Add sorry for unsupported mips16/pic
8114 combination. Remove error for mips16/dsp combination. Save
8115 base option settings.
8116 (mips_file_start): Move mips16 mode setting output from here....
8117 (mips_output_function_prologue): ....to here.
8118 (mips_output_mi_thunk): Check for mips16 function.
8119 (build_mips16_function_stub): Don't set .mips16 here.
8120 (build_mips16_call_stub): Likewise.
8121 (mips_expand_builtin): Error in mips16 mode.
8122 (mips_use_mips16_mode_p): New.
8123 (mips_encode_section_info): Check for mips16 function, and set
8124 SYMBOL_REF_FLAGS accordingly.
8126 * doc/extend.texi (Function Attributes): Document new
8127 mips16/nomips16 attributes.
8128 * doc/invoke.texi (Option Summary): Add -mflip-mips16.
8129 (MIPS Options): Document -mflip-mips16.
8131 2007-09-05 Sandra Loosemore <sandra@codesourcery.com>
8133 * config/mips/mips.c (mips_legitimize_tls_address): Call sorry
8134 if we encounter TLS address in MIPS16 mode.
8135 (mips_legitimize_const_move): Check cannot_force_const_mem for
8136 the (const (plus symbol offset)) case; this forces invalid TLS
8137 address in MIPS16 mode to be caught by the above call to sorry.
8138 (override_options): Don't reset targetm.have_tls in MIPS16 mode,
8139 because that now enables emutls, which is not ABI compatible
8140 with native TLS in non-MIPS16 mode.
8142 2007-09-05 Sandra Loosemore <sandra@codesourcery.com>
8144 Add target hook invoked when cfun changes.
8146 * doc/tm.texi (TARGET_SET_CURRENT_FUNCTION): Document.
8147 * target.h (struct gcc_target): Add set_current_function.
8148 * target-def.h (TARGET_SET_CURRENT_FUNCTION): Define.
8149 (TARGET_INITIALIZER): Add initializer for set_current_function.
8150 * tree.h (push_struct_function): New.
8151 * tree-inline.h (push_cfun, pop_cfun): Move declarations to...
8153 (set_cfun): Declare.
8154 * tree-inline.c (cfun_stack, push_cfun, pop_cfun): Moved to...
8156 (push_function_context_to): Use allocate_struct_function
8157 to create null context, not init_dummy_function_start. Use set_cfun.
8158 (pop_function_context_from): Use set_cfun.
8159 (in_dummy_function): New.
8160 (invoke_set_current_function_hook): New.
8162 (push_cfun, pop_cfun): Use set_cfun.
8163 (push_struct_function): New.
8164 (allocate_struct_function): Call invoke_set_current_function_hook
8166 (prepare_function_start): Don't set cfun here. Remove unused
8167 argument; fix all callers.
8168 (init_dummy_function_start): Fiddle with in_dummy_function. Call
8169 push_struct_function.
8170 (init_function_start): Set cfun here.
8171 (expand_dummy_function_end): Fiddle with in_dummy_function. Pop cfun.
8172 * omp-low.c (create_omp_child_function): Use push_struct_function
8173 and pop_cfun to save/restore state.
8174 (expand_omp_parallel): Remove unused saved_cfun variable.
8175 * cgraphunit.c (ipa_passes): Use set_cfun.
8176 * gimple-low.c (record_vars_into): Use push_cfun/pop_cfun here.
8177 * dwarf2out.c (dwarf2out_abstract_function): Likewise.
8178 * matrix-reorg.c (transform_allocation_sites): Likewise.
8179 (matrix_reorg): Use set_cfun.
8180 * gimplify.c (gimplify_function_tree): Use push_cfun/pop_cfun here.
8181 * tree-optimize.c (tree_rest_of_compilation): Remove one redundant
8182 assignment to cfun; use set_cfun for the other.
8183 * tree-cfg.c (move_sese_region_to_fn): Use set_cfun.
8184 (dump_function_to_file): Use push_cfun/pop_cfun here.
8185 * c-decl.c (finish_function): Use set_cfun.
8187 2007-09-05 Kenneth Zadeck <zadeck@naturalbridge.com>
8189 * regrename.c (rerename_optimize): Use deferred rescanning and
8190 insert explicit calls to rescan insns when changed.
8192 2007-09-05 Jan Hubicka <jh@suse.cz>
8194 * optabs.c (libfunc_entry): Change optab to integer.
8195 (hash_libfunc, convert_optab_libfunc, optab_libfunc,
8196 set_optab_libfunc, set_conv_libfunc): Use optable indexes instead
8197 of pointers for hashing.
8199 2007-09-05 Jan Hubicka <jh@suse.cz>
8201 * regrename.c (pass_regrename, pass_cprop_hardreg): Add RTL sharing
8203 * fwprop.c (pass_rtl_fwprop, pass_rtl_fwprop_add): Likewise.
8204 * see.c (pass_see): Likewise.
8205 * tracer.c (pass_tracer): Likewise.
8206 * postreload-gcse.c (pass_gcse2): Likewise.
8207 * postreload.c (pass_postreload_cse): Likewise.
8208 * mode-switching.c (pass_mode_switching): Likewise.
8209 * modulo-sched.c (pass_sms): Likewise.
8210 * cse.c (cse_insn): Likewise.
8211 * web.c (pass_web): Likweise.
8212 * combine-stack-adj.c (pass_stack_adjustments): Likewise.
8213 * dce.c (pass_ud_rtl_dce, pass_fast_rtl_dce): Likewise.
8214 * loop-init.c (pass_rtl_loop_init): Likewise.
8215 (pass_rtl_loop_done, pass_rtl_move_loop_, pass_rtl_unswitch,
8216 pass_rtl_unroll_and, pass_rtl_doloop): Likewise.
8217 * global.c (pass_global_alloc): Likewise.
8218 * ifcvt.c (pass_rtl_ifcvt, pass_if_after_combine,
8219 pass_if_after_reload): Likewise.
8220 * reload.c (pass_peephole2, pass_split_for_shoren_branches): Likewise.
8221 * dse.c (pass_rtl_dse1, pass_rtl_dse2): Likewise.
8222 * regmove.c (pass_regmove): Likewise.
8223 * function.c (pass_thread_prologugues_epilogues): Likewise.
8224 * gcse.c (pass_gcse): Likewise.
8225 * rtl-factoring.c (pass_rtl_seqabstr): Likewise.
8226 * lower-subreg.c (pass_lower_subreg2): Likewise.
8227 * bt-load.c (pass_branch_target_load): Likewise.
8228 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
8229 * cfgcleanup.c (pass_jump, pass_jump2): Likewise.
8230 * combine.c (pass_combine): Likewise.
8231 * bb-reorder.c (pass_duplicate_comp, pass_reorder_blocks): Likewise.
8232 (pass_partition_blocks): Likewise.
8233 * var-tracking.c (pass_variable_track): Likewise.
8234 * reg-stack.c (pass_stack_regs_run): Likewise.
8235 * sched-rgn.c (pass_sched, pass_sched2): Likewise.
8236 * passes.c (pass_postreload): Likewise.
8237 (execute_function_todo): Add TODO_verify_rtl_sharing handling code.
8238 * tree-pass.h (TODO_verify_rtl_sharing): New.
8239 (TODO_update_ssa, TODO_update_ssa_no_phi, TODO_update_ssa_full_phi,
8240 TODO_update_ssa_only_virtuals, TODO_remove_unused_locals,
8241 TODO_set_props, TODO_df_finish, TODO_df_verify,
8242 TODO_mark_first_instance, TODO_rebuild_alias): Renumber.
8244 2007-09-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8246 * fold-const.c (all_ones_mask_p, sign_bit_p, simple_operand_p,
8247 fold_real_zero_addition_p, reorder_operands_p,
8248 div_if_zero_remainder, fold_undefer_overflow_warnings,
8249 int_binop_types_match_p, fold_convert_const_int_from_int,
8250 fold_convert_const_int_from_real,
8251 fold_convert_const_int_from_fixed,
8252 fold_convert_const_real_from_real,
8253 fold_convert_const_real_from_fixed,
8254 fold_convert_const_fixed_from_fixed,
8255 fold_convert_const_fixed_from_int,
8256 fold_convert_const_fixed_from_real, maybe_lvalue_p,
8257 fold_checksum_tree, fold_check_failed, print_fold_checksum,
8258 debug_fold_checksum, multiple_of_p): Constify.
8259 * tree-flow-inline.h (get_lineno): Likewise.
8260 * tree-flow.h (get_lineno): Likewise.
8261 * tree-object-size.c (compute_object_offset, addr_object_size,
8262 alloc_object_size, pass_through_call): Likewise.
8263 * tree-pretty-print.c (op_symbol, print_call_name,
8264 print_struct_decl, do_niy): Likewise.
8265 * tree.h (fold_undefer_overflow_warnings, multiple_of_p,
8266 debug_fold_checksum): Likewise.
8268 2007-09-04 Steven Bosscher <steven@gcc.gnu.org>
8271 * lower-subreg.c (resolve_clobber): If we remove a REG_LIBCALL
8272 note, remove the associated REG_RETVAL note.
8274 2007-09-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
8276 * config.gcc (powerpc*-*-*): Install
8277 spu2vmx.h, vec_types.h, and si2vmx.h headers.
8278 * config/rs6000/spu2vmx.h: New header.
8279 * config/rs6000/si2vmx.h: New header.
8280 * config/rs6000/vec_types.h: New header.
8282 2007-09-05 Ben Elliston <bje@au.ibm.com>
8284 * varasm.c (initializer_constant_valid_p): Fix comment typo.
8286 2007-09-05 Ben Elliston <bje@au.ibm.com>
8288 * config/rs6000/ppu_intrinsics.h (__ldarx): Use `Z' constraint,
8290 (__stdcx): Make asm volatile.
8291 (__stwcx, __stdcx): Return only 0 or 1.
8293 2007-09-05 Jan Hubicka <jh@suse.cz>
8297 2007-09-04 Jan Hubicka <jh@suse.cz>
8298 * tree-tailcall.c (eliminate_tail_call): Expect unrenamed return value.
8300 2007-09-04 Richard Guenther <rguenther@suse.de>
8301 * tree-ssa-operands.c (add_virtual_operand): Only mark
8302 stores as has_volatile_ops if alias information is not available.
8304 2007-09-05 Jakub Jelinek <jakub@redhat.com>
8306 * config/rs6000/tramp.asm: Include config.h.
8307 Check __PIC__ or __pic__ macro instead of SHARED.
8309 PR rtl-optimization/32300
8310 * see.c (see_copy_insn): New function.
8311 (see_def_extension_not_merged, see_merge_one_use_extension,
8312 see_merge_one_def_extension): Use it. Avoid changing
8313 PREV_INSN/NEXT_INSN chains directly, insted emit insns
8314 into sequences. Call df_insn_delete on temporary insns
8315 that won't be emitted into the insn stream.
8316 (rest_of_handle_see): Turn off DF_DEFER_INSN_RESCAN
8317 and run df_process_deferred_rescans () before run_fast_dce.
8319 PR tree-optimization/33017
8320 * tree-data-ref.c (split_constant_offset) <case SSA_NAME>: Don't
8321 recurse for pure or const function calls.
8323 2007-09-04 Laurynas Biveinis <laurynas.biveinis@gmail.com>
8325 * c-format.c: Include alloc-pool.h.
8326 (check_format_info_main): New argument fwt_alloc. Use allocation
8327 pool instead of GC. Remove GC deallocation code.
8328 (check_format_arg): Create allocation pool, pass it to
8329 check_format_info_main and free it afterwards.
8330 * Makefile.in (c-format.o): Add alloc-pool.h dependency.
8332 2007-09-05 Ben Elliston <bje@au.ibm.com>
8334 * config/rs6000/ppu_intrinsics.h (__protected_stream_count):
8335 Rename count macro arugment for clarity.
8336 (__protected_unlimited_stream_set): Pass UG=1 to __dcbt_TH1000.
8337 (__protected_stream_set): Likewise, pass 0.
8339 2007-09-04 Jan Hubicka <jh@suse.cz>
8341 * tree-tailcall.c (eliminate_tail_call): Expect unrenamed return value.
8343 2007-09-04 Jan Hubicka <jh@suse.cz>
8345 * invoke.texi (-finline-small-functions): Document.
8346 * ipa-inline.c (cgraph_default_inline_p): Do not use DECL_INLINE
8347 when deciding what is inlinable.
8348 (cgraph_decide_recursive_inlining): Handle flag_inline_functions.
8349 (cgraph_decide_inlining_of_small_function): Handle new flags.
8350 (cgraph_decide_inlining_incrementally): Likewise.
8351 * opts.c (decode_options): Enable flag_inline_small_functions at -O2
8352 * common.opt (finline-small-functions): New.
8353 * Makefile.in (build/gengtype.o-warn): Work around PR29478
8355 2007-09-04 Richard Guenther <rguenther@suse.de>
8357 * tree-ssa-operands.c (add_virtual_operand): Only mark
8358 stores as has_volatile_ops if alias information is not available.
8360 2007-09-04 Andrew Haley <aph@redhat.com>
8362 * config/arm/libgcc-bpabi.ver: Add _Unwind_Backtrace as GCC_4.3.0.
8364 2007-09-04 Andrew Haley <aph@redhat.com>
8366 * config/arm/libunwind.S (UNWIND_WRAPPER _Unwind_Backtrace): New.
8367 * config/arm/unwind-arm.h (__gnu_Unwind_Backtrace): New.
8368 * config/arm/unwind-arm.c (__gnu_Unwind_Backtrace): New.
8370 2007-09-04 Emmanuel Thome <Emmanuel.Thome@inria.fr>
8373 * common.opt: Mention ABI version 2 in comment.
8375 2007-09-04 Jan Hubicka <jh@suse.cz>
8377 * optabs.c (debug_optab_libfunc): Update; make available to gdb.
8378 (libfunc_entry): New structure.
8379 (libfunc_hash): New hashtable.
8380 (hash_libfunc): New function.
8381 (eq_libfunc): New function.
8382 (convert_optab_libfunc): New function.
8383 (optab_libfunc): New function.
8384 (expand_binop, sign_expand_binop, expand_twoval_binop_libfunc,
8385 expand_unop, prepare_cmp_insn, prepare_float_insn, gen_add2_insn,
8386 expand_float, expand_fix, new_optab, new_convert_optab):
8387 Update for new libfunc API.
8388 (init_libfunc, init_integral_libfuncs,
8389 init_floating_libfuncs, init_interclass_conv_libfuncs
8390 init_intraclass_conv_libfuncs): Remove; reorganize all logic to:
8391 (gen_libfunc, gen_int_libfunc, gen_fp_libfunc, gen_int_fp_libfunc,
8392 gen_intv_fp_libfunc, gen_interclass_conv_libfunc,
8393 gen_int_to_fp_conv_libfunc, gen_ufloat_conv_libfunc,
8394 gen_int_to_fp_nondecimal_conv_libfunc, gen_fp_to_int_conv_libfunc,
8395 gen_intraclass_conv_libfunc, gen_trunc_conv_libfunc,
8396 gen_extend_conv_libfunc): New.
8397 (init_one_libfunc): Revamp for hashtables.
8398 (set_conv_libfunc): Likewise.
8399 (init_optabs): Initialize hashtable; use lazy initialization where
8401 * optabs.h (optab_handlers): Move out of GGC.
8402 (optab, convert_optab): Move out of GGC; add lazy gen info.
8403 (code_to_optab, convert_optab_table, optab_table): Move out of GGC.
8404 (optab_libfunc, convert_optab_libfunc): New.
8405 * builtins.c (expand_builtin_powi): Update for new API.
8406 * expr.c (convert_move): Likewise.
8407 * expmed.c (expand_divmod): Likewise.
8409 2007-09-04 Daniel Jacobowitz <dan@codesourcery.com>
8411 * config/rs6000/rs6000.c (rs6000_stack_info): Allocate space for the
8412 GOT pointer only if there is a constant pool. Use the allocated space
8415 2007-09-04 Daniel Jacobowitz <dan@codesourcery.com>
8417 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Correct
8420 2007-09-04 Revital Eres <eres@il.ibm.com>
8421 Richard Guenther <rguenther@suse.de>
8422 R. Clint Whaley <whaley@cs.utsa.edu>
8424 * doc/invoke.texi (-fassociative-math, -freciprocal-math):
8426 * tree-tailcall.c (process_assignment): Use -fassociative-math
8427 when reodering operands of floating-point type.
8428 * fold-const.c (fold_comparison, fold_binary): Use
8429 -fassociative-math and -freciprocal-math instead of
8430 -funsafe-math-optimization flag.
8431 * toplev.h (set_unsafe_math_optimizations_flags): Declare function.
8432 * tree-ssa-math-opts.c (gate_cse_reciprocals): Use
8433 -freciprocal-math instead of -funsafe-math-optimizations.
8434 * opts.c (set_fast_math_flags): Set -freciprocal-math and
8435 -fassociative-math when -ffast-math is set.
8436 (set_unsafe_math_optimizations_flags): New Function
8437 to set -freciprocal-math and -fassociative-math when
8438 -funsafe-math-optimizations is set.
8439 (common_handle_option): Call it.
8440 * tree-vectorizer.c (vect_is_simple_reduction): Use
8441 -fassociative-math when doing reduction on floats.
8442 * loop-unroll.c (analyze_insn_to_expand_var): Use
8443 -fassociative-math when expanding an accumulator of type float.
8444 * simplify-rtx.c (simplify_binary_operation_1): Use
8445 -fassociative-math and -freciprocal-math when reordeing operands
8446 of floating-point type.
8447 * combine.c (combine_simplify_rtx): Likewise.
8448 * tree-ssa-reassoc.c (break_up_subtract_bb, reassociate_bb):
8450 * common.opt (-fassociative-math, -freciprocal-math): New flags.
8452 2007-09-04 Paolo Carlini <pcarlini@suse.de>
8455 * doc/install.texi (--enable-__cxa_atexit): Fix typo.
8457 2007-09-04 Jan Hubicka <jh@suse.cz>
8459 * regrename.c(copyprop_hardreg_forward_1): Unshare when doing copyprop.
8461 2007-09-04 Jan Hubicka <jh@suse.cz>
8463 * regrename.c (build_def_use): Don't share RTL between MATCH_OPERATOR
8464 and corresponding MATCH_DUP.
8466 2007-09-04 Uros Bizjak <ubizjak@gmail.com>
8469 * combine.c (subst): Do not try to simplify X if it represents load
8470 of FP constant from the constant pool via float extension.
8472 2007-09-04 Ben Elliston <bje@au.ibm.com>
8474 * c-opts.c: Include "tm_p.h".
8475 * Makefile.in (c-opts.o): Add $(TM_P_H) as a dependency.
8477 2007-09-04 Richard Guenther <rguenther@suse.de>
8479 PR tree-optimization/33291
8480 * tree-pretty-print.c (dump_generic_node): Dump all
8481 qualifiers for pointer types, not only first. Dump
8482 qualifiers for aggregate types as well.
8483 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Always
8484 use the canonical type for building ARRAY_REFs.
8485 * gimplify.c (canonicalize_addr_expr): Clean up. The
8486 correct validness check is compatibility of the pointer
8487 types. Always use the canonical type for building
8488 ARRAY_REFs and ADDR_EXPRs.
8489 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Revert
8490 change that disabled propagation of ADDR_EXPRs into statements
8493 2007-09-03 Zack Weinberg <zack@codesourcery.com>
8495 * config/arm/arm.md (mulsidi3, umulsidi3, mulsi3_highpart)
8496 (umulsi3_highpart): Make into expanders; existing insns are
8497 now named *[insn]_nov6. Add stars to existing [insn]_v6
8498 counterparts' names.
8500 2007-09-03 Daniel Jacobowitz <dan@codesourcery.com>
8502 * Makefile.in (DRIVER_DEFINES, gcc.o, gccspec.o, protoize.o)
8503 (unprotoize.o): Remove SHLIB_MULTILIB.
8505 2007-09-03 Eric Weddington <eweddington@cso.atmel.com>
8507 * doc/extend.texi: Document progmem attribute for AVR.
8509 2007-09-03 Anatoly Sokolov <aesok@post.ru>
8512 * config/avr/avr.h (TARGET_VTABLE_ENTRY_ALIGN): Define.
8514 2007-09-03 Zack Weinberg <zack@codesourcery.com>
8516 * optabs.c (expand_ffs): Initialize val and defined_at_zero
8519 * optabs.c: Remove unnecessary forward declarations.
8520 (expand_unop_direct): New, broken out of expand_unop.
8521 (expand_doubleword_clz): New.
8522 (expand_ctz): Move above expand_ffs. Use
8523 start_sequence, end_sequence, add_equal_note, and
8524 expand_unop_direct. Add more commentary.
8525 (expand_ffs): Try both ctz optab and expand_ctz.
8526 Generate a test and branch if the hardware doesn't give us
8527 a useful value for input zero. Style improvements similar to
8530 * config/arm/arm.md (ffssi2, ctzsi2): Delete.
8532 2007-09-03 Zack Weinberg <zack@codesourcery.com>
8534 * config.gcc: Delete stanza for arm-semi-aof and
8535 armel-semi-aof targets.
8536 * config/arm/arm-protos.h
8538 * config/arm/arm.h: Delete all #ifdef AOF_ASSEMBLER blocks;
8539 make all #ifndef AOF_ASSEMBLER blocks unconditional. Also
8540 delete aof_pic_label and remove mention of AOF in comments.
8541 * config/arm/arm.md: Delete patterns used only for AOF assembly.
8543 * config/arm/semiaof.h
8544 * config/arm/t-semi: Delete file.
8546 2007-09-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8548 * system.h (CONST_CAST2, CONST_CAST_TREE, CONST_CAST_RTX,
8549 CONST_CAST_BB): New macros for type-specific casts.
8550 (CONST_CAST): Add a TYPE parameter and define it in terms of
8553 * c-decl.c (c_make_fname_decl): Supply a TYPE for CONST_CAST.
8554 * c-lex.c (cb_ident, lex_string): Likewise,
8555 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise,
8556 * config/i386/i386.c (ix86_function_regparm,
8557 ix86_function_sseregparm): Use CONST_CAST_TREE.
8558 * config/mmix/mmix.c (mmix_encode_section_info): Supply a TYPE for
8560 * gcc.c (set_spec, read_specs, for_each_path, execute, do_spec_1,
8561 give_switch, set_multilib_dir): Likewise,
8562 * gengtype-parse.c (string_seq, typedef_name): Likewise,
8563 * gimple-low.c (block_may_fallthru): Use CONST_CAST_TREE.
8564 * jump.c (reversed_comparison_code_parts): Use CONST_CAST_RTX.
8565 * passes.c (execute_one_pass): Supply a TYPE for CONST_CAST.
8566 * prefix.c (update_path): Likewise,
8567 * pretty-print.c (pp_base_destroy_prefix): Likewise,
8568 * rtlanal.c (keep_with_call_p): Use CONST_CAST_RTX.
8569 * tree-cfg.c (tree_can_merge_blocks_p,
8570 tree_block_ends_with_condjump_p): Use CONST_CAST_BB.
8571 * tree-eh.c (lookup_stmt_eh_region_fn): USe CONST_CAST_TREE.
8572 * tree.c (build_string): Supply a TYPE for CONST_CAST.
8573 (attribute_list_contained): Use CONST_CAST_TREE.
8575 2007-09-03 Krister Walfridsson <cato@df.lth.se>
8577 * config/netbsd-elf.h (USE_LD_AS_NEEDED): Define.
8579 2007-09-03 Richard Sandiford <richard@codesourcery.com>
8582 * optabs.c (avoid_expensive_constant): Canonicalize CONST_INTs
8583 before forcing them into a register.
8585 2007-09-03 Richard Sandiford <richard@codesourcery.com>
8587 * config/mips/mips.md (fetchop_bit): Use define_code_iterator
8588 rather than define_code_macro.
8590 2007-09-03 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
8592 * gcc.c (xputenv): New function.
8593 (putenv_from_prefixes): Use xputenv instead of putenv.
8594 (process_command): Use xputenv instead of putenv.
8595 (set_collect_gcc_options): Use xputenv instead of putenv.
8596 (main): Use xputenv instead of putenv.
8598 2007-09-03 Jesper Nilsson <jesper.nilsson@axis.com>
8600 * config/cris/cris.h (TARGET_HAS_SWAP): Defined to describe
8601 availability of swap instruction.
8602 * config/cris/cris.md (bswapsi2): Implement using swap instruction.
8604 2007-09-03 Revital Eres <eres@il.ibm.com>
8606 * doc/invoke.texi (-fmodulo-sched-allow-regmoves): Update
8609 2007-09-03 Vladimir Yanovsky <yanov@il.ibm.com>
8610 Ayal Zaks <zaks@il.ibm.com>
8611 Revital Eres <eres@il.ibm.com>
8613 * modulo-sched.c (ps_insert_empty_row, verify_partial_schedule,
8614 compute_split_row): New functions.
8615 (ps_unschedule_node): Remove.
8616 (normalize_sched_times): Iterate over the already scheduled
8617 insns instead of the number of nodes.
8618 (MAX_SPLIT_NUM): New definition.
8619 (sms_schedule_by_order): Change the scheduling heuristic to
8620 avoid useless increases of initiation interval ii.
8621 (get_sched_window): Add dump printouts.
8623 2007-09-02 David Daney <ddaney@avtrex.com>
8625 * config/mips/mips.md (UNSPEC_COMPARE_AND_SWAP, UNSPEC_SYNC_OLD_OP,
8626 UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_EXCHANGE): New define_constants.
8627 (optab, insn): Add more attributes.
8628 (fetchop_bit): New code macro.
8629 (immediate_insn): New code macro attribute.
8630 (sync): Change condition to ISA_HAS_SYNC.
8631 (rdhwr): Change predicate for operand 0 to register_operand.
8632 (memory_barrier): New expand.
8633 (sync_compare_and_swap<mode>, sync_add<mode>, sync_sub<mode>,
8634 sync_old_add<mode>, sync_old_sub<mode>, sync_new_add<mode>,
8635 sync_new_sub<mode>, sync_<optab><mode>, sync_old_<optab><mode>,
8636 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
8637 sync_new_nand<mode>, sync_lock_test_and_set<mode>): New insns.
8638 * config/mips/mips.h (ISA_HAS_SYNC, ISA_HAS_LL_SC): New ISA predicates.
8639 (MIPS_COMPARE_AND_SWAP, MIPS_SYNC_OP, MIPS_SYNC_OLD_OP,
8640 MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND,
8641 MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE): New Macros.
8643 2007-09-03 Jesper Nilsson <jesper.nilsson@axis.com>
8644 Hans-Peter Nilsson <hp@axis.com>
8646 * config/cris/cris.h (TARGET_HAS_LZ, CLZ_DEFINED_VALUE_AT_ZERO):
8647 Defined to describe availability and behavior of CLZ.
8648 * config/cris/cris.md (clzsi2): Implement using lz instruction.
8649 * config/cris/cris.opt: Tweak comment for "-metrax4".
8650 * config/cris/arit.c (LZ): When defined, define as __builtin_clz.
8651 * longlong.h [__CRIS__ && __CRIS_arch_version >= 3]
8652 (count_leading_zeros): Define.
8654 2007-09-01 Laurynas Biveinis <laurynas.biveinis@gmail.com>
8656 * ggc-page.c (ggc_pch_read): Call validate_free_objects.
8658 2007-09-02 Joseph Myers <joseph@codesourcery.com>
8662 * c-decl.c (grokdeclarator): Apply qualifiers to type of parameter
8665 2007-09-01 Kazu Hirata <kazu@codesourcery.com>
8667 * config/arm/arm.c, config/rs6000/ppu_intrinsics.h,
8668 config/spu/spu.c, df-scan.c, fixed-value.c, fold-const.c,
8669 ginclude/tgmath.h, haifa-sched.c, optabs.c, recog.c,
8670 sched-deps.c, sched-int.h, system.h, target.h,
8671 tree-ssa-live.c, tree-vect-transform.c, tree-vectorizer.c,
8672 tree.def: Fix comment typos.
8674 2007-09-01 Kazu Hirata <kazu@codesourcery.com>
8676 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove.
8677 (override_options): Turn on -mstrict-align on non-ColdFire
8679 * config/m68k/m68k.h (BIGGEST_ALIGNMENT): Update a comment.
8681 2007-09-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8683 * c-common.c (const_strip_array_types): Delete.
8684 * c-common.h (const_strip_array_types): Likewise.
8685 * emit-rtl.c (const_next_insn, const_previous_insn,
8686 const_next_nonnote_insn, const_prev_nonnote_insn,
8687 const_next_real_insn, const_prev_real_insn,
8688 const_next_active_insn, const_prev_active_insn, const_next_label,
8689 const_prev_label): Delete.
8690 * gimple-low.c (block_may_fallthru): Use expr_last.
8691 * jump.c (reversed_comparison_code_parts): Use prev_nonnote_insn.
8692 * rtl.h (const_previous_insn, const_next_insn,
8693 const_prev_nonnote_insn, const_next_nonnote_insn,
8694 const_prev_real_insn, const_next_real_insn,
8695 const_prev_active_insn, const_next_active_insn, const_prev_label,
8696 const_next_label): Delete.
8697 * rtlanal.c (keep_with_call_p): Use next_nonnote_insn.
8698 * system.h (CONST_CAST): Update comment.
8699 * tree-cfg.c (tree_can_merge_blocks_p): Use last_stmt.
8700 (const_first_stmt, const_last_stmt): Delete.
8701 (tree_block_ends_with_condjump_p): Use last_stmt.
8702 * tree-flow.h (const_first_stmt, const_last_stmt): Delete.
8703 * tree-iterator.c (const_expr_first, const_expr_last,
8704 const_expr_only): Delete.
8705 * tree.c (const_lookup_attribute): Likewise.
8706 (attribute_list_contained): Use lookup_attribute.
8707 * tree.h (const_lookup_attribute, const_expr_first,
8708 const_expr_last, const_expr_only): Delete.
8710 2007-09-01 Richard Guenther <rguenther@suse.de>
8712 * tree-ssa-alias.c (create_name_tags): Use TYPE_VOLATILE
8713 instead of TREE_THIS_VOLATILE.
8714 * tree-ssa-operands.c (add_virtual_operand): Do not set
8715 has_volatile_ops. Do not check s_ann for NULL.
8716 (get_indirect_ref_operands): Likewise.
8717 (get_expr_operands): Likewise. For all reference trees
8718 set has_volatile_ops based on TREE_THIS_VOLATILE. Also
8719 check base of reference for TREE_THIS_VOLATILE.
8721 2007-09-01 Richard Guenther <rguenther@suse.de>
8723 * tree-cfg.c (verify_gimple_expr): Fix check for conversions
8724 between integral types. Also allow conversions between
8727 2007-08-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
8729 * optabs.c (prepare_float_lib_cmp): Use
8730 libgcc_cmp_return_mode instead of word_mode.
8731 * config/dfp-bit.h: Likewise.
8732 * config/fp-bit.h: Likewise.
8733 * config/spu/spu.c (spu_libgcc_cmp_return_mode):
8735 (spu_libgcc_shift_count_mode): New function.
8736 (TARGET_LIBGCC_CMP_RETURN_MODE): Define.
8737 (TARGET_LIBGCC_SHIFT_COUNT_MODE): Define.
8739 2007-08-31 Joseph Myers <joseph@codesourcery.com>
8741 * tree-pretty-print.c: Include output.h.
8742 (dump_decl_name, dump_generic_node): Use %wd with pp_printf, not
8743 HOST_WIDE_INT_PRINT_DEC.
8744 * Makefile.in (tree-pretty-print.o): Add dependency on output.h.
8746 2007-08-31 Zdenek Dvorak <ook@ucw.cz>
8748 PR rtl-optimization/33224
8749 * loop-iv.c (latch_dominating_def): Check that the definition belongs
8750 to the analysed region.
8752 2007-08-31 Richard Guenther <rguenther@suse.de>
8754 * function.c (allocate_struct_function): Do not set
8755 current_function_returns_pointer.
8756 * function.h (struct var_refs_queue): Remove.
8757 (struct simple_obstack_stack): Likewise.
8758 (struct function): Remove fixup_var_refs_queue member.
8759 Remove returns_pointer flag.
8760 (current_function_returns_pointer): Remove define.
8762 2007-08-31 Nick Clifton <nickc@redhat.com>
8764 * tree-ssa-coalesce.c (compare_pairs): Use the elements as
8765 secondary keys in order to obtain a stable sort.
8767 2007-08-31 Nick Clifton <nickc@redhat.com>
8770 * config/m32r/constraints.md: Add W constraint for integer zero.
8771 * config/m32r/m32r.md (get_pc): Use W and i constraints.
8772 Fix length calculation by using alternatives.
8774 2007-08-31 Richard Sandiford <richard@codesourcery.com>
8776 * optabs.c (shift_optab_p, commutative_optab_p): New functions,
8777 split out from expand_binop.
8778 (avoid_expensive_constant): New function.
8779 (expand_binop_directly): Remove commutative_op argument and
8780 (expand_binop_directly): Remove commutative_op argument and
8781 call cummutative_optab_p instead. Do not change op0 or op1
8782 when swapping xop0 and xop1. Apply avoid_expensive_constant
8783 to each argument after potential swapping. Enforce the
8784 canonical order of commutative operands.
8785 (expand_binop): Use shift_optab_p and commutative_optab_p.
8786 Update the calls to expand_binop_directly. Only force constants
8787 into registers when widening an operation. Only swap operands
8788 once a direct expansion has been rejected.
8789 (expand_twoval_binop): Only force constants into registers when
8790 using a direct expansion.
8792 2007-08-31 Maxim Kuvyrkov <maxim@codesourcery.com>
8794 * sched-deps.c (update_dep): Mark arguments with ATTRIBUTE_UNUSED.
8795 (sched_analyze_insn): Don't postprocess speculative dependencies when
8796 target has no scheduling.
8797 * tree-vect-transform.c (vect_estimate_min_profitable_iters): Fix
8798 'uninitialized' warning.
8800 2007-08-31 Richard Guenther <rguenther@suse.de>
8802 * tree.c (build_complex_type): Always set TYPE_NAME for
8805 2007-08-31 Olivier Hainque <hainque@adacore.com>
8807 * config/rs6000/xcoff.h (XCOFF_CSECT_DEFAULT_ALIGNMENT_STR): New
8808 internal macro. Default alignment factor for csect directives, chosen
8809 to match what BIGGEST_ALIGNMENT allows.
8810 (DATA_SECTION_ASM_OP): Use it.
8811 * config/rs6000/rs6000.c
8812 (rs6000_xcoff_output_readonly_section_asm_op):
8813 Use XCOFF_CSECT_DEFAULT_ALIGNMENT_STR.
8814 (rs6000_xcoff_output_readwrite_section_asm_op): Likewise.
8816 2007-08-31 Olivier Hainque <hainque@adacore.com>
8818 * dbxout.c (dbxout_block): Move declaration within the first
8819 #if defined (DBX_DEBUGGING_INFO) block. Rearrange another such
8820 block to include the definition, together with the associated
8823 2007-08-31 David Edelsohn <edelsohn@gnu.org>
8824 Revital Eres <eres@il.ibm.com>
8826 * doc/invoke.texi (-mpaired): Document flag.
8827 * config.gcc: Include paired.h in powerpc extra_headers and
8828 750cl.h in powerpc-*-linux*paired*.
8829 * config/rs6000/rs6000.opt (-mpaired): New flag.
8830 * config/rs6000/rs6000.c (paired_init_builtins,
8831 paired_expand_builtin, paired_expand_lv_builtin,
8832 paired_expand_stv_builtin, paired_expand_predicate_builtin):
8833 New functions to support the paired single builtin functions.
8834 (rs6000_hard_regno_mode_ok): Handle PAIRED_VECTOR_MODE.
8835 (def_builtin, bdesc_3arg, bdesc_2arg, bdesc_1arg): Add paired
8837 (bdesc_paired_preds): New structure for paired predicate
8839 (rs6000_expand_builtin): Expand paired single builtins.
8840 (rs6000_init_builtins): Init paired single builtins.
8841 (rs6000_common_init_builtins): Add v2sf_ftype_v2sf_v2sf_v2sf.
8842 Rename v2sf_ftype_v2sf_v2sf to v2sf_ftype_v2sf_v2sf_spe
8843 and v2sf_ftype_v2sf_spe to v2sf_ftype_v2sf. Add new types
8844 v2sf_ftype_v2sf_v2sf and v2sf_ftype_v2sf.
8845 (rs6000_vector_mode_supported_p): Support paired vector mode.
8846 * config/rs6000/rs6000.h: (UNITS_PER_PAIRED_WORD,
8847 PAIRED_VECTOR_MODE, PAIRED_SIMD_REGNO_P, TARGET_PAIRED_FLOAT):
8849 (LOCAL_ALIGNMENT): Handle PAIRED_VECTOR_MODE.
8850 (DATA_ALIGNMENT): Likewise.
8851 (UNITS_PER_SIMD_WORD): Handle PAIRED_VECTOR_MODE.
8852 (rs6000_builtins): Add PAIRED builtins.
8853 * config/rs6000/rs6000.md: Include paired.md.
8854 * config/rs6000/paired.h: New.
8855 * config/rs6000/paired.md: New.
8856 * config/rs6000/750cl.h: New.
8857 * config/rs6000/spe.md: Recognize movv2sf instruction for 750cl.
8859 2007-08-30 Ollie Wild <aaw@google.com>
8861 * c-opts.c (c_common_handle_option): Support -fno-directives-only.
8862 * gcc.c (default_compilers): Add -fno-directives-only to
8863 @assembler-with-cpp.
8865 2007-08-30 Sandra Loosemore <sandra@codesourcery.com>
8869 * regclass.c (initial_fixed_regs): Revert previous change and make
8871 (initial_call_used_regs): Likewise.
8872 (initial_call_really_used_regs): Delete, reverting previous addition.
8873 (initial_reg_names): Likewise.
8874 (init_reg_sets): Revert previous change.
8875 (saved_fixed_regs): New.
8876 (saved_call_used_regs): New.
8877 (saved_call_really_used_regs): New.
8878 (saved_reg_names): New.
8879 (save_register_info): New.
8880 (restore_register_info): New.
8881 (init_reg_sets_1): Replace reset of register info with call to
8882 restore_register_info.
8883 * rtl.h (save_register_info): Declare.
8884 * toplev.c (backend_init): Call save_register_info.
8886 2007-08-30 Laurynas Biveinis <laurynas.biveinis@gmail.com>
8888 * tree-ssa-propagate.c (set_rhs): Remove the copied annotation
8889 from the original statement.
8891 2007-08-30 Chao-ying Fu <fu@mips.com>
8893 * c-lex.c (interpret_fixed): Declare.
8894 (interpret_float): Process _Fract and _Accum.
8895 (interpret_fixed): New function.
8896 * final.c (output_addr_const): Process CONST_FIXED.
8897 * simplify-rtx.c (simplify_const_unary_operation): Handle US_NEG.
8898 (simplify_binary_operation_1): Handle US_ASHIFT, SS_MULT, US_MULT,
8900 (simplify_const_binary_operation): Handle SS_MULT, US_MULT, SS_DIV,
8902 (simplify_immed_subreg): Support CONST_FIXED.
8903 Process MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM.
8904 (simplify_subreg): Support CONST_FIXED.
8906 2007-08-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
8908 * config/rs6000/ppu_intrinsics.h: New file.
8909 * config.gcc (powerpc*-*-* <extra_headers>): Install
8912 2007-08-30 Kenneth Zadeck <zadeck@naturalbridge.com>
8914 * cfg.c (dump_flow_info): Change to also print entry and exit
8916 * print-rtl.c (print_rtl_single): Allow to print rtl with
8919 2007-08-30 Kenneth Zadeck <zadeck@naturalbridge.com>
8921 * df-core.h (df_dump_region): New function.
8922 * df.h (df_dump_region): New function.
8923 * loop-invariant.c (find_defs): Add call to df_dump_region.
8924 * loop-iv.c (iv_analysis_loop_init): Changed call from df_dump to
8927 2007-08-30 Jakub Jelinek <jakub@redhat.com>
8930 * config/rs6000/rs6000.c (rs6000_elf_in_small_data_p): Return
8931 true if any of the compare_section_name calls returned true,
8932 rather than if any returned false.
8934 2007-08-30 Richard Guenther <rguenther@suse.de>
8936 PR tree-optimization/33199
8937 * tree-ssa-structalias.c (handle_lhs_call): New function.
8938 (find_func_aliases): In non-IPA mode make sure that for
8939 calls that return a pointer we add a constraint for the
8940 result to point to anything.
8942 2007-08-30 Richard Guenther <rguenther@suse.de>
8944 * doc/invoke.texi (-mveclibabi): Document new target option.
8945 * config/i386/i386.opt (-mveclibabi): New target option.
8946 * config/i386/i386.c (ix86_veclib_handler): Handler for
8947 vectorization library support.
8948 (override_options): Handle the -mveclibabi option, initialize
8949 the vectorization library handler.
8950 (ix86_builtin_vectorized_function): As fallback call the
8951 vectorization library handler, if set.
8952 (ix86_veclibabi_acml): New static function for ACML ABI style
8953 vectorization support.
8955 2007-08-30 Jakub Jelinek <jakub@redhat.com>
8957 * config/rs6000/rs6000.c (rs6000_emit_sync): For QI or HI mode
8958 used_m, even if it is 32-bit aligned, adjust used_m MEM to have
8959 SImode and update m. Don't run gen_lowpart_common on arbitrary
8960 memory address, force it to register first.
8963 * dce.c (dce_process_block): Don't delete setters of
8964 artificially used registers.
8966 2007-08-30 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8968 * config/s390/s390.md ("*add<mode>3_alc_carry1_cc",
8969 "*add<mode>3_alc_carry1_cconly", "*add<mode>3_alc_carry2_cc",
8970 "*add<mode>3_alc_carry2_cconly"): New insn definitions.
8972 2007-08-30 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8974 * config/s390/s390.c (s390_expand_addcc): Emit canonical alc
8976 * config/s390/s390.md ("*add<mode>3_alc_cc", "*add<mode>3_alc",
8977 "addti3", "*adddi3_31z", "*scond<mode>"): Make alc pattern canonical.
8979 2007-08-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8981 * system.h: Activate -Wcast-qual as warning-only.
8983 2007-08-29 Paolo Bonzini <bonzini@gnu.org>
8986 * config/rs6000/rs6000.c (compare_section_name): New function.
8987 (rs6000_elf_in_small_data_p): Compare section prefixes instead
8990 2007-08-29 Olivier Hainque <hainque@adacore.com>
8992 * xcoffout.c: #include debug.h.
8993 * Makefile.in (xcoffout.o): Add debug.h dependency.
8995 2007-08-29 Uros Bizjak <ubizjak@gmail.com>
8997 * simplify-rtx.c (simplify_binary_operation_1) [VEC_SELECT]:
8998 Change CONST_VECTOR_ELT to XVECEXP in elem calculation.
9000 2007-08-29 Richard Guenther <rguenther@suse.de>
9002 * tree-pretty-print.c (dump_generic_node): Print
9003 label DECL_UID as D.%u.
9004 * tree-dfa.c (dump_variable): Print DECL_UID as D.%u.
9006 2007-08-29 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
9008 * builtin-types.def (BT_FN_PTR_PTR_SIZE): New type.
9009 * builtins.def (BUILT_IN_REALLOC): New builtin.
9011 2007-08-29 Douglas Gregor <doug.gregor@gmail.com>
9014 * tree.c (build_type_attribute_qual_variant): Set canonical types
9015 on the final, unqualified attribute variant before building the
9018 2007-08-29 Jie Zhang <jie.zhang@analog.com>
9020 * config/bfin/bfin.c (bfin_expand_builtin): Fix the argument
9021 order of __builtin_bfin_cmplx_mac and __builtin_bfin_cmplx_msu.
9023 2007-08-29 Jie Zhang <jie.zhang@analog.com>
9026 2007-08-29 Jie Zhang <jie.zhang@analog.com>
9027 * config/bfin/bfin.md (composev2hi): Put operands into vector
9030 2007-08-29 Jie Zhang <jie.zhang@analog.com>
9032 * config/bfin/bfin.md (composev2hi): Put operands into vector
9035 2007-08-29 Jie Zhang <jie.zhang@analog.com>
9037 * config/bfin/bfin.c (bfin_expand_call): Inline PLT with l1_text
9038 attribute when appropriate.
9039 (bfin_handle_l1_text_attribute): New.
9040 (bfin_handle_l1_data_attribute): New.
9041 (bfin_attribute_table): Add attributes: l1_text, l1_data,
9042 l1_data_A and l1_data_B.
9043 * doc/extend.texi (node Function Attributes): Document l1_text
9045 (Variable Attributes): Add Blackfin subsection. Document l1_data,
9046 l1_data_A and l1_data_B variable attributes.
9048 2007-08-28 Jie Zhang <jie.zhang@analog.com>
9050 * config/bfin/bfin.opt (minline-plt): Add.
9051 * config/bfin/bfin.c (bfin_expand_call): Inline PLT when emit
9052 call to global functions.
9053 * doc/invoke.texi (Option Summary): Mention -minline-plt.
9054 (Blackfin Options): Document -minline-plt.
9056 2007-08-28 Nathan Sidwell <nathan@codesourcery.com>
9058 * config/m68k/m68k.c (m68k_get_function_kind): Assert we're never
9059 given a non-function.
9060 (m68k_ok_for_sibcall_p): Only sibcall functions of the same kind.
9062 2007-08-28 DJ Delorie <dj@redhat.com>
9064 * config/sh/sh.c (sh_gimplify_va_arg_expr): Fix sh2a support.
9066 2007-08-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9068 * system.h (CONST_CAST): Avoid union for gcc-4.0.x.
9070 2007-08-28 Richard Guenther <rguenther@suse.de>
9072 * tree.h (struct tree_function_decl): Increase size of
9073 function_code bitfield.
9075 2007-08-28 Nathan Sidwell <nathan@codesourcery.com>
9076 Kazu Hirata <kazu@codesourcery.com>
9078 * config/m68k/linux.h
9079 (M68K_HONOR_TARGET_STRICT_ALIGNMENT): Redefine as 0.
9080 * config/m68k/m68k.c (TARGET_RETURN_IN_MEMORY): New.
9081 (m68k_return_in_memory): New.
9082 * config/m68k/m68k.h (M68K_HONOR_TARGET_STRICT_ALIGNMENT):
9085 2007-08-28 Uros Bizjak <ubizjak@gmail.com>
9088 * simplify-rtx.c (simplify_binary_operation_1) [VEC_SELECT]:
9089 Simplify nested VEC_SELECT (with optional VEC_CONCAT operator as
9090 operand) when top VEC_SELECT extracts scalar element.
9091 * config/i386/sse.md (*vec_extract_v4si_mem): New pattern.
9092 (*vec_extract_v4sf_mem): Ditto.
9094 2007-08-28 Jakub Jelinek <jakub@redhat.com>
9097 * passes.c (init_optimization_passes): Move pass_df_finish
9098 after pass_postreload sublist.
9100 PR rtl-optimization/33148
9101 * simplify-rtx.c (simplify_unary_operation_1): Only optimize
9102 (neg (lt X 0)) if X has scalar int mode.
9105 * dwarf2out.c (rtl_for_decl_init): If vector decl has CONSTRUCTOR
9106 initializer, use build_vector_from_ctor if possible to create
9107 VECTOR_CST out of it. If vector initializer is not VECTOR_CST
9108 even after this, return NULL.
9110 2007-08-28 Gabriel Dos Reis <gdr@integrable-solutions.net>
9112 * c-pretty-print.c (pp_c_constant): Handle COMPLEX_CST.
9114 2007-08-28 Richard Guenther <rguenther@suse.de>
9116 * tree.h (DECL_DISREGARD_INLINE_LIMITS): New.
9117 (struct tree_function_decl): Make function_code a bitfield.
9118 Add disregard_inline_limits flag.
9119 * cgraphunit.c (cgraph_process_new_functions): Check
9120 DECL_DISREGARD_INLINE_LIMITS instead of disregard_inline_limits_p.
9121 (cgraph_preserve_function_body_p): Likewise.
9122 * ipa-inline.c (compute_inline_parameters): Likewise.
9123 * c-decl.c (finish_function): Set DECL_DISREGARD_INLINE_LIMITS
9124 for GNU C extern inline functions.
9125 (merge_decls): Merge DECL_DISREGARD_INLINE_LIMITS.
9126 * tree-inline.c (disregard_inline_limits_p): Remove.
9127 * tree-inline.h (disregard_inline_limits_p): Likewise.
9128 * c-common.c (handle_always_inline_attribute): Set
9129 DECL_DISREGARD_INLINE_LIMITS.
9130 * langhooks.c (add_builtin_function): Verify the function code
9131 fits in the bitfield.
9133 2007-08-28 Mircea Namolaru <namolaru@il.ibm.com>
9134 Vladimir Yanovsky <yanov@il.ibm.com>
9135 Revital Eres <eres@il.ibm.com>
9136 Andrey Belevantsev <abel@ispras.ru>
9138 * config/spu/spu.md: Recognize doloop pattern when -fmodulo-sched
9140 * modulo-sched.c: Add documentation regarding do-loop.
9141 (doloop_register_get): Change number of arguments to support
9142 the new do-loop pattern and check whether COUNT_REG has no other
9143 occurences in the loop besides in the control part.
9144 (duplicate_insns_of_cycles): Do not duplicate the insn which
9145 changes count_reg as it is already adjusted.
9146 (generate_prolog_epilog): New argument to support the new
9147 do-loop pattern. Change the subtract instruction to use
9148 expand_simple_binop. Call duplicate_insns_of_cycles with new
9150 (sms_schedule): Call doloop_register_get and
9151 generate_prolog_epilog with new argument. Do not handle loops
9152 with single sets insns with subreg in their lhs.
9153 * loop-doloop.c (doloop_optimize): Support for another do-loop
9155 (doloop_condition_get): Gets an instruction instead of a pattern
9156 and change the return condition when the do-loop pattern is
9158 * ddg.c (create_ddg_dep_from_intra_loop_link): Handle only reg
9159 deps when considering to not create edges.
9161 2007-08-27 Alexandre Oliva <aoliva@redhat.com>
9163 * doc/extend.texi (gnu_inline funtion attribute): Document C++
9166 2007-08-27 Jason Merrill <jason@redhat.com>
9169 * gimplify.c (gimplify_modify_expr): Discard the assignment of
9170 zero-sized types after calling gimplify_modify_expr_rhs.
9172 2007-08-27 Sandra Loosemore <sandra@codesourcery.com>
9174 * regclass.c (init_reg_autoinc): Fix typo.
9176 2007-08-27 Daniel Berlin <dberlin@dberlin.org>
9178 Fix PR tree-optimization/33173
9179 * tree-ssa-alias.c (find_used_portions): Fix reversed test.
9181 2007-08-27 H.J. Lu <hongjiu.lu@intel.com>
9184 * config/i386/i386.h (VALID_DFP_MODE_P): New.
9185 * config/i386/i386.c (ix86_hard_regno_mode_ok): Allow DFP in
9188 2007-08-27 Sandra Loosemore <sandra@codesourcery.com>
9189 David Ung <davidu@mips.com>
9190 Nigel Stephens <nigel@mips.com>
9192 Separate target-specific initialization from general
9193 back-end initialization.
9195 * toplev.c (init_alignments): New, split out from...
9196 (process_options): ...here.
9197 (backend_init_target): New, split out from...
9198 (backend_init): ...here.
9199 (lang_dependent_init_target): New, split out from...
9200 (lang_dependent_init): ...here.
9201 (target_reinit): New.
9202 * toplev.h (target_reinit): Declare.
9203 * expr.c (init_expr_target): Renamed from init_expr_once, since it
9204 now can be called more than once. Update comments.
9205 * expr.h (init_expr_target): Likewise.
9206 * alias.c (init_alias_target): Renamed from init_alias_once, since it
9207 now can be called more than once. Explicitly zero
9208 static_reg_base_value.
9209 * emit-rtl.c (init_emit_regs): New, split out from...
9210 (init_emit_once): Here.
9211 * regclass.c (initial_fixed_regs, initial_call_used_regs): Make
9212 non-const, so that changes from command-line arguments can overwrite
9213 values provided by the static initializers.
9214 (initial_call_really_used_regs): New, used similarly to the above.
9215 (initial_reg_names): Likewise.
9216 (last_mode_for_init_move_cost): Promoted function-local static to
9217 file-scope static to make it accessible outside init_move_cost.
9218 (init_reg_sets): Do not initialize fixed_regs and call_used_regs yet.
9219 Do not initialize inv_reg_alloc_order yet, either. Do initialize
9220 reg_names since it is needed for parsing command-line options.
9221 (init_move_cost): Use last_mode_for_init_move_cost instead of
9222 function-local static.
9223 (init_reg_sets_1): Initialize fixed_regs, call_used_regs, and
9224 call_really_used_regs now. Reinitialize reg_names. Also
9225 initialize inv_reg_alloc_order. Zero reg_class_subunion and
9226 reg_class_superunion. Clear losing_caller_save_reg_set.
9227 Preserve global registers if called more than once. Reset
9228 move cost, may_move_in_cost, may_move_out_cost, and
9229 last_mode_for_init_move_cost.
9230 (init_reg_modes_target): Renamed from init_reg_modes_once, since it
9231 can now be invoked more than once. Update comments.
9232 (init_regs): Update comments.
9233 (fix_register): Update initial_fixed_regs, initial_call_used_regs,
9234 and initial_call_really_used_regs, instead of the non-initial
9235 variables. This allows us to save the command-line register settings
9236 after target reinitialization.
9237 (init_reg_autoinc): Zero forbidden_inc_dec_classes.
9238 * rtl.h (init_emit_regs): Declare.
9239 (init_reg_modes_target, init_alias_target): Renamed as described
9241 * reload1.c (init_reload): Update comments.
9242 * optabs.c (init_optabs): Likewise.
9243 * cfgloopanal.c (init_set_costs): Explicitly zero target_avail_regs.
9245 2007-08-26 Chao-ying Fu <fu@mips.com>
9247 * rtl.h (XCNMPFV): Preserve const-ness of parameters through use of
9250 2007-08-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9252 * alias.c (memory_modified_1, memory_modified_in_insn_p):
9254 * basic-block.h (tree_predicted_by_p, rtl_predicted_by_p):
9256 * bb-reorder.c (copy_bb_p): Likewise.
9257 * cfghooks.c (can_remove_branch_p, can_merge_blocks_p,
9258 predicted_by_p, can_duplicate_block_p, block_ends_with_call_p,
9259 block_ends_with_condjump_p): Likewise.
9260 * cfghooks.h (can_remove_branch_p, can_merge_blocks_p,
9261 predicted_by_p, can_duplicate_block_p, block_ends_with_call_p,
9262 block_ends_with_condjump_p): Likewise.
9263 * cfglayout.c (cfg_layout_can_duplicate_bb_p): Likewise.
9264 * cfgrtl.c (can_delete_note_p, can_delete_label_p,
9265 rtl_can_merge_blocks, cfg_layout_can_merge_blocks_p,
9266 rtl_block_ends_with_call_p, rtl_block_ends_with_condjump_p,
9267 need_fake_edge_p, rtl_can_remove_branch_p): Likewise.
9268 * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Use
9269 debug_true_const_tree instad of debug_true_tree.
9270 * debug.c (do_nothing_debug_hooks): Likewise.
9271 * debug.h (ignore_block, debug_true_const_tree): Constify.
9272 * dwarf2out.c (stack_adjust_offset, clobbers_queued_reg_save,
9273 dwarf2out_ignore_block, is_pseudo_reg, is_tagged_type,
9274 decl_ultimate_origin, block_ultimate_origin, lookup_decl_loc,
9275 same_dw_val_p, add_ranges, is_subrange_type, type_is_enum,
9276 dbx_reg_number, is_based_loc, field_type,
9277 simple_type_align_in_bits, simple_decl_align_in_bits,
9278 simple_type_size_in_bits, field_byte_offset, insert_float,
9279 type_tag, member_declared_type, is_redundant_typedef,
9280 secname_for_decl, is_inlined_entry_point): Likewise.
9281 * emit-rtl.c (const_next_insn, const_previous_insn,
9282 const_next_nonnote_insn, const_prev_nonnote_insn,
9283 const_next_real_insn, const_prev_real_insn,
9284 const_next_active_insn, const_prev_active_insn, const_next_label,
9285 const_prev_label): Likewise.
9286 * except.h (lookup_stmt_eh_region_fn, lookup_stmt_eh_region):
9288 * haifa-sched.c (may_trap_exp, haifa_classify_insn,
9289 find_set_reg_weight, no_real_insns_p, find_set_reg_weight,
9290 sched_insn_is_legitimate_for_speculation_p): Likewise.
9291 * jump.c (reversed_comparison_code_parts,
9292 reversed_comparison_code, reversed_comparison, condjump_label):
9294 * predict.c (rtl_predicted_by_p, tree_predicted_by_p): Likewise.
9295 * reg-stack.c (stack_regs_mentioned_p, stack_regs_mentioned):
9297 * rtl.h (const_previous_insn, const_next_insn,
9298 const_prev_nonnote_insn, const_next_nonnote_insn,
9299 const_prev_real_insn, const_next_real_insn,
9300 const_prev_active_insn, const_next_active_insn, const_prev_label,
9301 const_next_label, modified_between_p, modified_in_p,
9302 const_note_storeskeep_with_call_p, condjump_label,
9303 reversed_comparison, reversed_comparison_code,
9304 reversed_comparison_code_parts, memory_modified_in_insn_p,
9305 stack_regs_mentioned): Likewise.
9306 * rtlanal.c (modified_between_p, modified_in_p, const_note_stores,
9307 keep_with_call_p): Likewise.
9308 * sched-deps.c (deps_may_trap_p, sched_get_condition,
9309 conditions_mutex_p, sched_insns_conditions_mutex_psd_next_list,
9310 sd_lists_size, sd_lists_empty_p): Likewise.
9311 * sched-int.h (sched_insns_conditions_mutex_p,
9312 haifa_classify_insn, no_real_insns_p,
9313 sched_insn_is_legitimate_for_speculation_p, sd_next_list,
9314 sd_lists_size, sd_lists_empty_p): Likewise.
9315 * sdbout.c (sdb_debug_hooks): Likewise.
9316 * tree-cfg.c (tree_can_merge_blocks_p, is_ctrl_altering_stmt,
9317 stmt_ends_bb_p, tree_can_remove_branch_p, tree_can_duplicate_bb_p,
9318 -tree_block_ends_with_call_p, tree_block_ends_with_condjump_p):
9320 * tree-eh.c (lookup_stmt_eh_region_fn, lookup_stmt_eh_region,
9321 tree_can_throw_internal): Likewise.
9322 * tree-flow-inline.h (phi_nodes): Likewise.
9323 * tree-flow.h (phi_nodesstmt_ends_bb_p, is_ctrl_altering_stmt,
9324 tree_can_throw_internal, lookup_stmt_eh_region): Likewise.
9325 * tree-gimple.c (const_get_call_expr_in): Likewise.
9326 * tree-gimple.h (const_get_call_expr_in): Likewise.
9327 * tree.c (const_lookup_attribute, attribute_list_equal,
9328 attribute_list_contained): Likewise.
9329 * tree.h (attribute_list_equal, attribute_list_contained,
9330 const_lookup_attribute): Likewise.
9331 * vmsdbgout.c (vmsdbgout_ignore_block): Likewise.
9333 2007-08-26 Bernhard Fischer <aldot@gcc.gnu.org>
9335 * tree-ssa-sccvn.c, tree-ssa-sccvn.h, tree-vn.c,
9336 tree-ssa-pre.c: Remove unnecessary trailing whitespace.
9338 2007-08-26 H.J. Lu <hongjiu.lu@intel.com>
9341 * config/alpha/constraints.md: Delete "svn:mime-type" property
9342 with svn propdel "svn:mime-type".
9344 2007-08-26 H.J. Lu <hongjiu.lu@intel.com>
9347 * ifcvt.c (noce_get_alt_condition): Make sure that the previous
9348 non NOTE insn doesn't cross basic block.
9349 (noce_try_abs): Likewise.
9350 (noce_process_if_block): Likewise.
9352 2007-08-26 David Edelsohn <edelsohn@gnu.org>
9355 * config/rs6000/predicates.md (offsettable_mem_operand): Memory
9356 operand without auto-inc-dec.
9357 * config/rs6000/rs6000.md (floatsidf2_internal): Use
9358 offsettable_mem_operand.
9359 (floatunssidf2_internal): Same.
9360 (fix_truncdfsi2_internal): Same.
9361 (floatsidf_ppc64): Same.
9362 (floatunssidf_ppc64): Same.
9363 (fix_trunctfsi2_internal): Same.
9365 2007-08-26 Bernhard Fischer <aldot@gcc.gnu.org>
9368 * Makefile.in (libbackend.o): Add gcov-iov.h dependency and
9369 pass defines needed for version.c.
9371 2007-08-25 Joseph Myers <joseph@codesourcery.com>
9373 * configure.ac (--debug-prefix-map check): Change assembler
9374 version presumed to have feature to 2.18.
9375 * configure: Regenerate.
9377 2007-08-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9379 * c-common.c (vector_types_convertible_p,
9380 decl_with_nonnull_addr_p, c_promoting_integer_type_p,
9381 self_promoting_args_p): Constify.
9382 * c-common.h (has_c_linkage, decl_with_nonnull_addr_p,
9383 c_promoting_integer_type_p, self_promoting_args_p,
9384 anon_aggr_type_p, vector_types_convertible_p): Likewise.
9385 * c-decl.c (anon_aggr_type_p): Likewise.
9386 * * c-dump.c (dump_stmt): Likewise.
9387 * c-objc-common.c (has_c_linkage): Likewise.
9388 * c-tree.h (same_translation_unit_p): Likewise.
9389 * c-typeck.c (null_pointer_constant_p,
9390 tagged_types_tu_compatible_p, function_types_compatible_p,
9391 type_lists_compatible_p, lvalue_or_else, lvalue_p,
9392 comptypes_internal, struct tagged_tu_seen_cache,
9393 same_translation_unit_p, alloc_tagged_tu_seen_cache,
9394 c_size_in_bytes): Likewise.
9395 * ggc-common.c (compare_ptr_data, hash_descriptor, eq_descriptor,
9396 hash_ptr, eq_ptr): Likewise.
9397 * langhooks-def.h (lhd_decl_ok_for_sibcall,
9398 LANG_HOOKS_OMP_PRIVATIZE_BY_REFERENCE): Likewise.
9399 * langhooks.c (lhd_decl_ok_for_sibcall): Likewise.
9400 * langhooks.h (ok_for_sibcall, omp_privatize_by_reference):
9402 * optabs.c (optab_for_tree_code): Likewise.
9403 * optabs.h (optab_for_tree_code): Likewise.
9404 * rtl.h (simplify_rtx): Likewise.
9405 * simplify-rtx.c (simplify_rtx): Likewise.
9406 * tree-dump.c (queue, queue_and_dump_index, queue_and_dump_type,
9407 dump_flag, dump_node): Likewise.
9408 * tree-dump.h (struct dump_info, dump_stmt, queue_and_dump_index,
9409 queue_and_dump_type, dump_flag): Likewise.
9410 * tree-flow.h (vect_can_force_dr_alignment_p): Likewise.
9411 * tree-pass.h (dump_node): Likewise.
9412 * tree-vectorizer.c (vect_can_force_dr_alignment_p,
9413 supportable_narrowing_operation): Likewise.
9414 * tree-vectorizer.h (vect_can_force_dr_alignment_p,
9415 supportable_narrowing_operation): Likewise.
9416 * tree-vrp.c (needs_overflow_infinity, supports_overflow_infinity,
9417 is_negative_overflow_infinity, is_positive_overflow_infinity,
9418 is_overflow_infinity, vrp_val_is_max, vrp_val_is_min,
9419 nonnull_arg_p, get_value_range, vrp_operand_equal_p,
9420 update_value_range, add_equivalence, ssa_name_nonnegative_p,
9421 ssa_name_nonzero_p, fp_predicate): Likewise.
9422 * tree.c (auto_var_in_fn_p, empty_body_p): Likewise.
9423 * tree.h (empty_body_p, auto_var_in_fn_p, ssa_name_nonzero_p,
9424 ssa_name_nonnegative_p): Likewise.
9426 2007-08-25 Hans Kester <hans.kester@ellips.nl>
9428 * config.gcc : Add x86_64-elf target.
9430 2007-08-25 Jakub Jelinek <jakub@redhat.com>
9432 * expr.c (store_expr): Fix order of store_by_pieces arguments.
9434 2007-08-24 Sandra Loosemore <sandra@codesourcery.com>
9435 Nigel Stephens <nigel@mips.com>
9439 * doc/tm.texi (SET_RATIO, SET_BY_PIECES_P): Document new macros.
9440 (STORE_BY_PIECES_P): No longer applies to __builtin_memset.
9441 * expr.c (SET_BY_PIECES_P): Define.
9442 (can_store_by_pieces, store_by_pieces): Add MEMSETP argument; use
9443 it to decide whether to use SET_BY_PIECES_P or STORE_BY_PIECES_P.
9444 (store_expr): Pass MEMSETP argument to can_store_by_pieces and
9446 * expr.h (SET_RATIO): Define.
9447 (can_store_by_pieces, store_by_pieces): Update prototypes.
9448 * builtins.c (expand_builtin_memcpy): Pass MEMSETP argument to
9449 can_store_by_pieces/store_by_pieces.
9450 (expand_builtin_memcpy_args): Likewise.
9451 (expand_builtin_strncpy): Likewise.
9452 (expand_builtin_memset_args): Likewise. Also remove special case
9453 for optimize_size so that can_store_by_pieces/SET_BY_PIECES_P can
9454 decide what to do instead.
9455 * value-prof.c (tree_stringops_transform): Pass MEMSETP argument
9456 to can_store_by_pieces.
9458 * config/sh/sh.h (SET_BY_PIECES_P): Clone from STORE_BY_PIECES_P.
9459 * config/s390/s390.h (SET_BY_PIECES_P): Likewise.
9461 * config/mips/mips.opt (mmemcpy): Change from Var to Mask.
9462 * config/mips/mips.c (override_options): Make -Os default to -mmemcpy.
9463 * config/mips/mips.h (MIPS_CALL_RATIO): Define.
9464 (MOVE_RATIO, CLEAR_RATIO, SET_RATIO): Define.
9465 (STORE_BY_PIECES_P): Define.
9467 2007-08-24 Tom Tromey <tromey@redhat.com>
9469 * varpool.c (varpool_last_needed_node): Fix comment typo.
9470 * c-decl.c (duplicate_decls): Fix comment typo.
9471 (clone_underlying_type): Update comment.
9473 2007-08-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9475 * config/alpha/alpha.c (alpha_mangle_type, decl_has_samegp,
9476 alpha_in_small_data_p, alpha_split_complex_arg,
9477 alpha_stdarg_optimize_hook, TARGET_ASM_CAN_OUTPUT_MI_THUNK):
9479 * config/arm/arm-protos.h (arm_mangle_type): Likewise.
9480 * config/arm/arm.c (arm_comp_type_attributes, arm_mangle_type):
9482 * config/bfin/bfin.c (funkind, bfin_comp_type_attributes,
9483 TARGET_ASM_CAN_OUTPUT_MI_THUNK): Likewise.
9484 * config/darwin-protos.h (darwin_binds_local_p): Likewise.
9485 * config/darwin.c (darwin_binds_local_p): Likewise.
9486 * config/frv/frv.c (frv_string_begins_with, frv_in_small_data_p):
9488 * config/i386/i386-protos.h (i386_pe_binds_local_p,
9489 i386_pe_valid_dllimport_attribute_p): Likewise.
9490 * config/i386/i386.c (ix86_function_regparm,
9491 ix86_comp_type_attributes, ix86_ms_bitfield_layout_p,
9492 x86_can_output_mi_thunk, ix86_mangle_type,
9493 TARGET_USE_BLOCKS_FOR_CONSTANT_P): Likewise.
9494 * config/i386/winnt.c (i386_pe_valid_dllimport_attribute_p,
9495 i386_pe_binds_local_p): Likewise.
9496 * config/ia64/ia64.c
9497 (ia64_first_cycle_multipass_dfa_lookahead_guard_spec,
9498 ia64_needs_block_p, ia64_in_small_data_p, ia64_mangle_type,
9499 ia64_invalid_conversion, ia64_invalid_unary_op,
9500 ia64_invalid_binary_op, TARGET_ASM_CAN_OUTPUT_MI_THUNK):
9502 * config/m32c/m32c.c (m32c_comp_type_attributes): Likewise.
9503 * config/m32r/m32r.c (m32r_in_small_data_p): Likewise.
9504 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Likewise.
9505 * config/mips/mips.c (mips_use_blocks_for_constant_p,
9506 mips_in_small_data_p, mips_use_anchors_for_symbol_p,
9507 mips_comp_type_attributes, TARGET_ASM_CAN_OUTPUT_MI_THUNK,
9508 mips_near_type_p, mips_far_type_p, mips_global_symbol_p,
9509 mips_symbol_binds_local_p, mips_classify_symbol): Likewise.
9510 * config/pa/pa.c (pa_commutative_p): Likewise.
9511 * config/rs6000/rs6000-protos.h (rs6000_elf_in_small_data_p):
9513 * config/rs6000/rs6000.c (rs6000_invalid_within_doloop,
9514 rs6000_ms_bitfield_layout_p, rs6000_mangle_type,
9515 rs6000_use_blocks_for_constant_p,
9516 rs6000_vector_alignment_reachable, rs6000_is_opaque_type,
9517 invalid_arg_for_unprototyped_fn, TARGET_ASM_CAN_OUTPUT_MI_THUNK,
9518 TARGET_SPLIT_COMPLEX_ARG, rs6000_elf_in_small_data_p): Likewise.
9519 * config/s390/s390.c (s390_mangle_type,
9520 TARGET_ASM_CAN_OUTPUT_MI_THUNK, TARGET_INVALID_WITHIN_DOLOOP):
9522 * config/score/score.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK,
9523 th_in_small_data_p): Likewise.
9524 * config/sh/sh.c (sh_ms_bitfield_layout_p,
9525 sh_dwarf_calling_convention, TARGET_ASM_CAN_OUTPUT_MI_THUNK):
9527 * config/sparc/sparc.c (sparc_can_output_mi_thunk,
9528 sparc_mangle_type): Likewise.
9529 * config/spu/spu.c (spu_vector_alignment_reachable): Likewise.
9530 * config/xtensa/xtensa.c (TARGET_SPLIT_COMPLEX_ARG): Likewise.
9531 * emit-rtl.c (const_fixed_htab_hash, const_fixed_htab_eq):
9533 * hooks.c (hook_bool_mode_const_rtx_false,
9534 hook_bool_mode_const_rtx_true,
9535 hook_bool_const_tree_hwi_hwi_const_tree_false,
9536 hook_bool_const_tree_hwi_hwi_const_tree_true,
9537 hook_int_const_tree_0, hook_int_const_tree_const_tree_1,
9538 hook_constcharptr_const_tree_null,
9539 hook_constcharptr_const_rtx_null,
9540 hook_constcharptr_const_tree_const_tree_null,
9541 hook_constcharptr_int_const_tree_null,
9542 hook_constcharptr_int_const_tree_const_tree_null): New.
9543 (hook_bool_mode_rtx_false, hook_bool_mode_rtx_true,
9544 hook_bool_tree_hwi_hwi_tree_false,
9545 hook_bool_tree_hwi_hwi_tree_true, hook_int_tree_0,
9546 hook_int_tree_tree_1, hook_constcharptr_tree_null,
9547 hook_constcharptr_rtx_null, hook_constcharptr_tree_tree_null,
9548 hook_constcharptr_int_tree_null,
9549 hook_constcharptr_int_tree_tree_null): Delete.
9550 (default_can_output_mi_thunk_no_vcall): Constify.
9551 * hooks.h (hook_bool_mode_rtx_false, hook_bool_mode_rtx_true,
9552 hook_bool_tree_hwi_hwi_tree_false,
9553 hook_bool_tree_hwi_hwi_tree_true, hook_int_tree_0,
9554 hook_int_tree_tree_1, hook_constcharptr_tree_null,
9555 hook_constcharptr_rtx_null, hook_constcharptr_tree_tree_null,
9556 hook_constcharptr_int_tree_null,
9557 hook_constcharptr_int_tree_tree_null): Delete.
9558 (hook_bool_mode_const_rtx_false, hook_bool_mode_const_rtx_true,
9559 hook_bool_const_tree_hwi_hwi_const_tree_false,
9560 hook_bool_const_tree_hwi_hwi_const_tree_true,
9561 hook_int_const_tree_0, hook_int_const_tree_const_tree_1,
9562 hook_constcharptr_const_tree_null,
9563 hook_constcharptr_const_rtx_null,
9564 hook_constcharptr_const_tree_const_tree_null,
9565 hook_constcharptr_int_const_tree_null,
9566 hook_constcharptr_int_const_tree_const_tree_null): New.
9567 (default_can_output_mi_thunk_no_vcall): Constify.
9568 * integrate.c (function_attribute_inlinable_p): Likewise.
9569 * integrate.h (function_attribute_inlinable_p): Likewise.
9570 * jump.c (rtx_renumbered_equal_p): Likewise.
9571 * output.h (decl_readonly_section, categorize_decl_for_section,
9572 default_use_anchors_for_symbol_p, default_binds_local_p,
9573 default_binds_local_p_1): Likewise.
9574 * rtl.h (rtx_renumbered_equal_p, decl_default_tls_model):
9576 * target-def.h (TARGET_ASM_CAN_OUTPUT_MI_THUNK,
9577 TARGET_VALID_DLLIMPORT_ATTRIBUTE_P, TARGET_VECTOR_OPAQUE_P,
9578 TARGET_COMMUTATIVE_P, TARGET_USE_BLOCKS_FOR_CONSTANT_P,
9579 TARGET_COMP_TYPE_ATTRIBUTES,
9580 TARGET_FUNCTION_ATTRIBUTE_INLINABLE_P,
9581 TARGET_MS_BITFIELD_LAYOUT_P, TARGET_MANGLE_TYPE,
9582 TARGET_IN_SMALL_DATA_P, TARGET_INVALID_CONVERSION,
9583 TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP,
9584 TARGET_DWARF_CALLING_CONVENTION): Likewise.
9585 * target.h (can_output_mi_thunk, needs_block_p,
9586 first_cycle_multipass_dfa_lookahead_guard_spec,
9587 vector_alignment_reachable, comp_type_attributes,
9588 function_attribute_inlinable_p, ms_bitfield_layout_p, mangle_type,
9589 commutative_p, use_blocks_for_constant_p,
9590 use_anchors_for_symbol_p, in_small_data_p, binds_local_p,
9591 vector_opaque_p, dwarf_calling_convention, stdarg_optimize_hook,
9592 invalid_within_doloop, valid_dllimport_attribute_p,
9593 split_complex_arg, invalid_arg_for_unprototyped_fn,
9594 invalid_conversion, invalid_unary_op, invalid_binary_op):
9596 * targhooks.c (default_invalid_within_doloop,
9597 hook_invalid_arg_for_unprototyped_fn,
9598 default_builtin_vector_alignment_reachable): Likewise.
9599 (hook_bool_rtx_commutative_p): Delete.
9600 (hook_bool_const_rtx_commutative_p): New.
9601 * targhooks.h (default_invalid_within_doloop,
9602 default_builtin_vector_alignment_reachable,
9603 hook_invalid_arg_for_unprototyped_fn): Constify.
9604 (hook_bool_rtx_commutative_p): Delete.
9605 (hook_bool_const_rtx_commutative_p): New.
9606 * varasm.c (bss_initializer_p, decl_default_tls_model,
9607 categorize_decl_for_section, decl_readonly_section,
9608 default_use_anchors_for_symbol_p, default_binds_local_p,
9609 default_binds_local_p_1): Constify.
9611 2007-08-24 Jie Zhang <jie.zhang@analog.com>
9613 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
9614 __NO_BUILTIN if -fno-builtin.
9616 2007-08-24 Jie Zhang <jie.zhang@analog.com>
9618 * config/bfin/bfin.c (print_operand): Report error instead of
9619 ICE for wrong operand.
9621 2007-08-24 Michael Matz <matz@suse.de>
9623 * Makefile.in (GTFILES_H): Use $(patsubst) instead of $(subst).
9625 2007-08-24 Richard Guenther <rguenther@suse.de>
9628 * tree-ssa.c (useless_type_conversion_p): Split into a
9629 recursive and a non-recursive part.
9630 (useless_type_conversion_p_1): New function.
9631 * tree-ssa-ccp.c (fold_stmt_r): Make sure that the result
9632 from maybe_fold_offset_to_reference is trivially convertible
9633 to the desired type before doing the simplification.
9635 2007-08-24 Jakub Jelinek <jakub@redhat.com>
9637 * expr.c (store_expr): Optimize initialization of an array
9639 * expr.h (builtin_strncpy_read_str): New prototype.
9640 * builtins.c (builtin_strncpy_read_str): Remove prototype.
9643 2007-08-24 Uros Bizjak <ubizjak@gmail.com>
9646 * ifcvt.c (noce_find_if_block): Do not clear if_info.cond_earliest
9647 field when initializing if_info structure.
9649 2007-08-24 Richard Guenther <rguenther@suse.de>
9651 * Makefile.in (tree-inline.o): Add $(TARGET_H) and $(INTEGRATE_H)
9653 * c-objc-common.c (c_cannot_inline_tree_fn): Remove.
9654 * langhooks.c (lhd_tree_inlining_cannot_inline_tree_fn): Likewise.
9655 * tree-inline.c (inlinable_function_p): Fold in common parts of
9656 the cannot_inline_tree_fn langhook.
9657 * langhooks-def.h (lhd_tree_inlining_cannot_inline_tree_fn): Remove.
9658 (LANG_HOOKS_TREE_INLINING_CANNOT_INLINE_TREE_FN): Likewise.
9659 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove initializer for
9660 cannot_inline_tree_fn langhook.
9661 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove
9662 cannot_inline_tree_fn member.
9664 2007-08-24 Richard Guenther <rguenther@suse.de>
9666 * expr.c (get_inner_reference): Do computation of bitoffset
9667 from offset in a way we can detect overflow reliably.
9669 2007-08-24 Jie Zhang <jie.zhang@analog.com>
9671 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define for uClibc.
9673 2007-08-24 Jie Zhang <jie.zhang@analog.com>
9675 * config/bfin/bfin.opt (mfast-fp): Add.
9676 * config/bfin/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Let
9677 libbffastfp override libgcc if -mfast-fp.
9678 * config/bfin/bfin.h (LINK_GCC_C_SEQUENCE_SPEC): Likewise.
9679 * doc/invoke.texi (Option Summary): Mention -mfast-fp.
9680 (Blackfin Options): Document -mfast-fp.
9682 2007-08-24 Jakub Jelinek <jakub@redhat.com>
9684 PR tree-optimization/32573
9686 * tree-data-ref.c (initialize_data_dependence_relation): Clear
9687 DDR_SUBSCRIPTS, DDR_DIR_VECTS and DDR_DIST_VECTS at the beginning.
9688 (finalize_ddr_dependent): Clear DDR_SUBSCRIPTS after freeing it.
9689 (build_classic_dist_vector): Return false rather than true if
9690 DDR_ARE_DEPENDENT is non-NULL at the beginning. Return false
9691 if either subscript_dependence_tester_1 or build_classic_dist_vector_1
9692 returned false. Don't call save_dist_v before calling
9693 build_classic_dist_vector_1.
9694 (free_dependence_relation): Don't guard freeing DDR_SUBSCRIPTS
9695 with NULL DDR_ARE_DEPENDENT. Also free DDR_DIST_VECTS and/or
9696 DDR_DIR_VECTS vectors.
9698 2007-08-23 Brian Sidebotham <brian.sidebotham@gmail.com>
9700 * configure.ac (leb128): Modify sed statement to work with any
9701 binutils version string.
9702 * configure: Regenerate
9704 2007-08-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9706 * config/arc/arc-protos.h arc_select_cc_mode, gen_compare_reg):
9707 Wrap in RTX_CODE macro guard.
9708 * config/arm/pe.c (arm_dllexport_p, arm_dllimport_p,
9709 arm_dllexport_name_p, arm_dllimport_name_p, arm_mark_dllexport,
9710 arm_mark_dllimport, arm_pe_encode_section_info,
9711 arm_pe_unique_section): Use ISO-C function declarations.
9712 * config/c4x/c4x-c.c (c4x_parse_pragma, c4x_pr_CODE_SECTION,
9713 c4x_pr_DATA_SECTION, c4x_pr_FUNC_IS_PURE,
9714 c4x_pr_FUNC_NEVER_RETURNS, c4x_pr_INTERRUPT, c4x_pr_ignored):
9716 * config/iq2000/iq2000.h (ASM_OUTPUT_SKIP): Fix format warning.
9717 * config/m68hc11/m68hc11.h (ASM_OUTPUT_EXTERNAL): Undef before
9719 * config/mips/mips.h (ASM_DECLARE_OBJECT_NAME): Fix format
9721 * config/mn10300/mn10300.h (OUTPUT_ADDR_CONST_EXTRA): Likewise.
9722 * config/pdp11/pdp11.c (pdp11_output_function_epilogue): Likewise.
9723 (register_move_cost): Use ISO-C function declarations.
9724 * config/pdp11/pdp11.h (PRINT_OPERAND): Fix format warnings.
9725 * config/score/score-protos.h (score_declare_object): Add
9727 * config/score/score.h (ASM_DECLARE_OBJECT_NAME): Fix format
9729 * final.c (profile_function): Avoid empty if-bodies.
9732 * calls.c (must_pass_in_stack_var_size,
9733 must_pass_in_stack_var_size_or_pad): Constify.
9734 * config/alpha/alpha-protos.h (function_value): Likewise.
9735 * config/alpha/alpha.c (alpha_return_in_memory,
9736 alpha_pass_by_reference, function_value,
9737 unicosmk_must_pass_in_stack, TARGET_PROMOTE_FUNCTION_ARGS,
9738 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES):
9740 * config/arc/arc.c (arc_return_in_memory, arc_pass_by_reference,
9741 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
9742 TARGET_PROMOTE_PROTOTYPES): Likewise.
9743 * config/arm/arm-protos.h (arm_return_in_memory,
9744 arm_pad_arg_upward, arm_function_value): Likewise.
9745 * config/arm/arm.c (arm_pass_by_reference,
9746 arm_promote_prototypes, arm_return_in_msb, arm_must_pass_in_stack,
9747 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
9748 arm_function_value, arm_return_in_memory, arm_pad_arg_upward):
9750 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
9751 * config/avr/avr-protos.h (avr_function_value): Likewise.
9752 * config/avr/avr.c (avr_return_in_memory,
9753 gas_output_limited_string, gas_output_ascii, avr_function_value,
9754 avr_return_in_memory): Likewise.
9755 * config/bfin/bfin-protos.h (bfin_return_in_memory): Likewise.
9756 * config/bfin/bfin.c (bfin_pass_by_reference,
9757 bfin_return_in_memory, TARGET_PROMOTE_PROTOTYPES,
9758 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN):
9760 * config/cris/cris.c (cris_pass_by_reference,
9761 TARGET_PROMOTE_FUNCTION_ARGS): Likewise.
9762 * config/crx/crx.c (crx_return_in_memory): Likewise.
9763 * config/darwin.c (function_base, machopic_function_base_name):
9765 * config/fr30/fr30.c (fr30_must_pass_in_stack,
9766 TARGET_PROMOTE_PROTOTYPES): Likewise.
9767 * config/frv/frv.c (frv_must_pass_in_stack): Likewise.
9768 * config/h8300/h8300.c (h8300_return_in_memory): Likewise.
9769 * config/i386/i386-protos.h (ix86_return_in_memory,
9770 ix86_sol10_return_in_memory): Likewise.
9771 * config/i386/i386.c (ix86_function_value,
9772 ix86_function_sseregparm, ix86_must_pass_in_stack,
9773 type_natural_mode, classify_argument, examine_argument,
9774 construct_container, ix86_pass_by_reference, function_value_32,
9775 function_value_64, ix86_function_value_1, return_in_memory_32,
9776 return_in_memory_64, return_in_memory_ms_64,
9777 ix86_return_in_memory, ix86_sol10_return_in_memory,
9778 TARGET_PROMOTE_PROTOTYPES): Likewise.
9779 * config/ia64/ia64-protos.h (ia64_function_value,
9780 ia64_hpux_function_arg_padding): Likewise.
9781 * config/ia64/ia64.c (hfa_element_mode, ia64_return_in_memory,
9782 ia64_function_value, bundle_state_hash, bundle_state_eq_p,
9783 ia64_hpux_function_arg_padding): Likewise.
9784 * config/iq2000/iq2000-protos.h (function_arg,
9785 iq2000_function_value): Likewise.
9786 * config/iq2000/iq2000.c (iq2000_return_in_memory,
9787 iq2000_pass_by_reference, TARGET_PROMOTE_FUNCTION_ARGS,
9788 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
9789 function_arg, iq2000_function_value): Likewise.
9790 * config/m32c/m32c-protos.h (m32c_function_value,
9791 m32c_promote_function_return): Likewise.
9792 * config/m32c/m32c.c (m32c_pass_by_reference,
9793 m32c_promote_prototypes, m32c_promote_function_return,
9794 m32c_function_value): Likewise.
9795 * config/m32r/m32r.c (m32r_return_in_memory,
9796 m32r_pass_by_reference, TARGET_PROMOTE_PROTOTYPES,
9797 m32r_in_small_data_p): Likewise.
9798 * config/m68hc11/m68hc11-protos.h (m68hc11_function_arg_padding):
9800 * config/m68hc11/m68hc11.c (m68hc11_return_in_memory,
9801 m68hc11_function_arg_padding): Likewise.
9802 * config/m68k/m68k-protos.h (m68k_function_value): Likewise.
9803 * config/m68k/m68k.c (TARGET_PROMOTE_PROTOTYPES,
9804 m68k_function_value): Likewise.
9805 * config/mcore/mcore-protos.h (mcore_num_arg_regs,
9806 mcore_function_value): Likewise.
9807 * config/mcore/mcore.c (handle_structs_in_regs,
9808 mcore_return_in_memory, TARGET_PROMOTE_FUNCTION_ARGS,
9809 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
9810 mcore_num_arg_regs, mcore_function_value): Likewise.
9811 * config/mips/mips-protos.h (mips_pad_arg_upward,
9812 mips_function_value): Likewise.
9813 * config/mips/mips.c (mips_fpr_return_fields, mips_return_in_msb,
9814 mips_return_in_memory, mips_pass_by_reference, mips_callee_copies,
9815 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
9816 TARGET_PROMOTE_PROTOTYPES, mips_pad_arg_upward,
9817 mips_function_value): Likewise.
9818 * config/mmix/mmix-protos.h (mmix_function_outgoing_value):
9820 * config/mmix/mmix.c (mmix_pass_by_reference,
9821 TARGET_PROMOTE_FUNCTION_ARGS, mmix_function_outgoing_value,
9822 mmix_encode_section_info): Likewise.
9823 * config/mn10300/mn10300-protos.h (mn10300_function_value):
9825 * config/mn10300/mn10300.c (mn10300_return_in_memory,
9826 mn10300_pass_by_reference, TARGET_PROMOTE_PROTOTYPES,
9827 mn10300_function_value): Likewise.
9828 * config/mt/mt-protos.h (mt_function_value): Likewise.
9829 * config/mt/mt.c (mt_pass_by_reference, mt_function_value,
9830 mt_pass_in_stack, TARGET_PROMOTE_PROTOTYPES): Likewise.
9831 * config/pa/pa-protos.h (function_arg_padding, function_value,
9832 pa_return_in_memory): Likewise.
9833 * config/pa/pa.c (pa_pass_by_reference,
9834 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
9835 function_arg_padding, function_value, pa_return_in_memory):
9837 * config/pdp11/pdp11.c (pdp11_return_in_memory): Likewise.
9838 * config/rs6000/rs6000-protos.h (rs6000_function_value,
9839 function_arg_padding): Likewise.
9840 * config/rs6000/rs6000.c (rs6000_return_in_memory,
9841 rs6000_darwin64_record_arg_recurse, rs6000_darwin64_record_arg,
9842 rs6000_pass_by_reference, rs6000_must_pass_in_stack,
9843 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
9844 function_arg_padding, altivec_expand_dst_builtin,
9845 altivec_expand_builtin, rs6000_expand_builtin, spe_init_builtins,
9846 altivec_init_builtins, rs6000_common_init_builtins,
9847 rs6000_function_value): Likewise.
9848 * s390/s390-protos.h (s390_function_value): Likewise.
9849 * config/s390/s390.c (s390_function_arg_size,
9850 s390_pass_by_reference, s390_return_in_memory,
9851 s390_function_value, TARGET_PROMOTE_FUNCTION_ARGS,
9852 TARGET_PROMOTE_FUNCTION_RETURN): Likewise.
9853 * config/score/score-protos.h (score_function_value): Likewise.
9854 * config/score/score.c (score_arg_partial_bytes,
9855 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
9856 TARGET_PROMOTE_PROTOTYPES, score_return_in_memory,
9857 score_pass_by_reference, score_add_offset, score_function_value):
9859 * config/sh/sh-protos.h (sh_attr_renesas_p,
9860 sh_promote_prototypes): Likewise.
9861 * config/sh/sh.c (sh_return_in_memory, sh_pass_by_reference,
9862 sh_callee_copies, sh_promote_prototypes, shcompact_byref,
9863 sh_attr_renesas_p): Likewise.
9864 * config/sparc/sparc-protos.h (function_value,
9865 function_arg_padding): Likewise.
9866 * config/sparc/sparc.c (sparc_promote_prototypes,
9867 sparc_return_in_memory, sparc_pass_by_reference,
9868 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
9869 function_arg_record_value_2, function_arg_record_value_1,
9870 function_arg_record_value, function_arg_record_value,
9871 function_arg_padding, function_value): Likewise.
9872 * config/spu/spu-protos.h (spu_function_value): Likewise.
9873 * config/spu/spu.c (spu_pass_by_reference, spu_return_in_memory,
9874 spu_function_value): Likewise.
9875 * config/stormy16/stormy16-protos.h (xstormy16_function_value):
9877 * config/stormy16/stormy16.c (xstormy16_return_in_memory,
9878 xstormy16_function_value, TARGET_PROMOTE_FUNCTION_ARGS,
9879 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES):
9881 * config/v850/v850.c (v850_return_in_memory,
9882 v850_pass_by_reference, TARGET_PROMOTE_PROTOTYPES): Likewise.
9883 * config/vax/vax.c (TARGET_PROMOTE_PROTOTYPES): Likewise.
9884 * config/xtensa/xtensa.c (xtensa_return_in_msb,
9885 xtensa_return_in_memory, TARGET_PROMOTE_FUNCTION_ARGS,
9886 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES):
9888 * explow.c (promote_mode, hard_function_value): Likewise.
9889 * expr.h (hard_function_value, promote_mode): Likewise.
9890 * function.c (aggregate_value_p): Likewise.
9891 * hooks.c (hook_bool_const_tree_true): New.
9892 * hooks.h (hook_bool_const_tree_true): New.
9893 * sdbout.c (SET_KNOWN_TYPE_TAG, plain_type_1): Constify.
9894 * target-def.h (TARGET_PROMOTE_FUNCTION_ARGS,
9895 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
9896 TARGET_RETURN_IN_MSB): Likewise.
9897 * target.h (promote_function_args, promote_function_return,
9898 promote_prototypes, return_in_memory, return_in_msb,
9899 pass_by_reference, must_pass_in_stack, callee_copies,
9900 function_value): Likewise.
9901 * targhooks.c (default_return_in_memory,
9902 hook_pass_by_reference_must_pass_in_stack,
9903 hook_callee_copies_named,
9904 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_false,
9905 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_true,
9906 default_function_value): Likewise.
9907 * targhooks.h (default_return_in_memory,
9908 hook_pass_by_reference_must_pass_in_stack,
9909 hook_callee_copies_named,
9910 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_false,
9911 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_true,
9912 default_function_value): Likewise.
9913 * tree-ssa-structalias.c (const_equiv_class_label_t): New.
9914 (equiv_class_label_hash, equiv_class_label_eq): Constify.
9915 * tree-vectorizer.c (bb_in_loop_p): Likewise.
9916 * tree.c (needs_to_live_in_memory): Likewise.
9917 * tree.h (struct tree_type, needs_to_live_in_memory,
9918 aggregate_value_p, must_pass_in_stack_var_size,
9919 must_pass_in_stack_var_size_or_pad): Likewise.
9920 * vmsdbgout.c (write_debug_addr, write_debug_delta4,
9921 write_debug_string, ASM_OUTPUT_DEBUG_STRING, write_rtnbeg,
9922 lookup_filename): Likewise.
9924 2007-08-23 Uros Bizjak <ubizjak@gmail.com>
9927 * config/i386/i386.c (ix86_expand_fp_compare): Expand fp comparison to
9928 fake fcomi i387 instruction for !TARGET_CMOVE.
9929 (ix86_expand_branch): Expand natural sequence with one jump for
9930 all targets, not only TARGET_CMOVE.
9931 * config/i386/i386.md (*cmpfp_0_cc): New define_insn_and_split
9932 pattern to implement fake fcomi sequence. Split instruction after
9933 reload to correct compare sequences.
9934 (*cmpfp_xf_cc): Ditto.
9935 (*cmpfp_<mode>_cc): Ditto.
9936 (*cmpfp_u_cc): Ditto.
9937 (*cmpfp_<mode>_cc): Ditto.
9939 2007-08-23 Richard Guenther <rguenther@suse.de>
9941 * tree-pretty-print.c (dump_generic_node): Annotate
9942 GIMPLE_MODIFY_STMTs with volatile ops with "{v}".
9944 2007-08-23 Richard Guenther <rguenther@suse.de>
9946 * builtins.c (expand_builtin_mathfn): Wrap argument in
9947 save_expr directly instead of re-building the call.
9948 (expand_builtin_mathfn_2): Likewise.
9949 (expand_builtin_mathfn_3): Likewise.
9950 (expand_builtin_interclass_mathfn): Likewise.
9951 (expand_builtin_int_roundingfn): Set arg.
9952 (expand_builtin_int_roundingfn_2): Likewise.
9954 2007-08-23 Paolo Bonzini <bonzini@gnu.org>
9956 * config/i386/sse.md (*sse_and<mode>3, *sse_ior<mode>3,
9957 *sse_nand<mode>3, *sse_xor<mode>3): New.
9959 2007-08-23 Uros Bizjak <ubizjak@gmail.com>
9961 * config/i386/i386.h (PRINT_OPERAND_PUNCT_VALID_P): Add ';' code.
9962 * config/i386/i386.c (print_operand): Handle ';' code. Output
9963 semicolon for TARGET_MACHO.
9964 * config/i386/sync.md (*sync_compare_and_swap<mode>): Use '%;' to
9965 emit semicolon after 'lock' prefix.
9966 (sync_double_compare_and_swap<mode>): Ditto.
9967 (*sync_double_compare_and_swapdi_pic): Ditto.
9968 (*sync_compare_and_swap_cc<mode>): Ditto.
9969 (sync_double_compare_and_swap_cc<mode>): Ditto.
9970 (*sync_double_compare_and_swap_ccdi_pic): Ditto.
9971 (sync_old_add<mode>): Ditto.
9972 (sync_add<mode>): Ditto.
9973 (sync_sub<mode>): Ditto.
9974 (sync_ior<mode>): Ditto.
9975 (sync_and<mode>): Ditto.
9976 (sync_xor<mode>): Ditto.
9978 2007-08-22 Chao-ying Fu <fu@mips.com>
9980 * rtl.c (rtx_code_size): Check CONST_FIXED to calcualte correct sizes
9982 (copy_rtx): Handle CONST_FIXED.
9983 (rtx_equal_p): Likewise.
9984 * rtl.h (fixed_value.h): New include.
9985 (rtx_def): Add a new field of fixed_value to u.
9986 (XCNMPFV): Define for accessing fixed_value.
9987 (CONST_FIXED_VALUE, CONST_FIXED_VALUE_HIGH, CONST_FIXED_VALUE_LOW):
9989 * rtl.def (CONST_FIXED): New constant.
9990 (SS_MULT, US_MULT, SS_DIV, US_DIV, FRACT_CONVERT,
9991 UNSIGNED_FRACT_CONVERT, SAT_FRACT, UNSIGNED_SAT_FRACT, US_NEG,
9992 US_ASHIFT): New codes.
9993 * doc/rtl.texi (Expressions): Document const_fixed, us_neg, ss_mult,
9994 us_mult, ss_div, us_div, us_ashift, fract_convert, sat_fract,
9995 unsigned_fract_convert, unsigned_sat_fract): Document them.
9996 * varasm.c (assemble_integer): Extend to support fixed-point constants
9997 by using different machine classes.
9998 (decode_addr_const): Handle FIXED_CST.
9999 (const_hash_1): Likewise.
10000 (compare_constant): Likewise.
10001 (copy_constant): Likewise.
10002 (const_rtx_hash_1): Handle CONST_FIXED.
10003 (output_constant_pool_2): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
10004 MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
10005 MODE_VECTOR_UACCUM.
10006 (initializer_constant_valid_p): Handle FIXED_CST.
10007 (output_constant): Support FIXED_POINT_TYPE.
10008 * gengenrtl.c (excluded_rtx): Check CONST_FIXED to exclude.
10009 * cse.c (hash_rtx): Support CONST_FIXED.
10010 (exp_equiv_p): Likewise.
10011 (cannon_reg): Likewise.
10012 (fold_rtx): Likewise.
10013 (equiv_constant): Likewise.
10014 (cse_process_notes_1): Likewise.
10015 (count_reg_usage): Likewise.
10016 * cselib.c (entry_and_rtx_equal_p): Check CONST_FIXED.
10017 (rtx_equal_for_cselib_p): Handle CONST_FIXED.
10018 (wrap_constant): Check CONST_FIXED.
10019 (cselib_hash_rtx): Support CONST_FIXED.
10020 (cselib_subst_to_values): Likewise.
10021 * df-scan.c (df_uses_record): Likewise.
10022 * gcse.c (want_to_gcse_p): Likewise.
10023 (oprs_unchanged_p): Likewise.
10024 (oprs_not_set_p): Likewise.
10025 (compute_transp): Likewise.
10026 (extract_mentioned_regs_helper): Likewise.
10027 * genemit.c (gen_exp): Likewise.
10028 * local-alloc.c (equiv_init_varies_p): Likewise.
10029 (contains_replace_regs): Likewise.
10030 (memref_referenced_p): Likewise.
10031 * loop-invariant.c (check_maybe_invariant): Likewise.
10032 (hash_invariant_expr_1): Likewise.
10033 (invariant_expr_equal_p): Likewise.
10034 * postreload-gcse.c (oprs_unchanged_p): Likewise.
10035 * regclass.c (reg_scan_mark_refs): Likewise.
10036 * regrename.c (scan_rtx): Likewise.
10037 * resource.c (mark_referenced_resources): Likewise.
10038 (mark_set_resources): Likewise.
10039 * rtlanal.c (rtx_unstable_p): Likewise.
10040 (rtx_varies_p): Likewise.
10041 (count_occurrences): Likewise.
10042 (reg_mentioned_p): Likewise.
10043 (modified_between_p): Likewise.
10044 (modified_in_p): Likewise.
10045 (volatile_insn_p): Likewise.
10046 (volatile_refs_p): Likewise.
10047 (side_effects_p): Likewise.
10048 (may_trap_p_1): Likewise.
10049 (inequality_comparisons_p): Likewise.
10050 (computed_jump_p_1): Likewise.
10051 (commutative_operand_precedence): Likewise.
10052 * sched-deps.c (sched_analyze_2): Likewise.
10053 * sched-vis.c (print_value): Likewise.
10054 * reload.c (operands_match_p): Likewise.
10055 (subst_reg_equivs): Likewise.
10056 * reload1.c (eliminate_regs_1): Likewise.
10057 (elimination_effects): Likewise.
10058 (scan_paradoxical_subregs): Likewise.
10059 * alias.c (rtx_equal_for_memref_p): Likewise.
10060 * Makefile.in (RTL_BASE_H): Add fixed-value.h.
10061 * emit-rtl.c (const_fixed_htab): New hash table.
10062 (const_fixed_htab_hash, const_fixed_htab_eq, lookup_const_fixed):
10064 (const_fixed_htab_hash, const_fixed_htab_eq, lookup_const_fixed,
10065 const_fixed_from_fixed_value): New functions.
10066 (verify_rtx_sharing): Handle CONST_FIXED.
10067 (copy_rtx_if_shared_1): Likewise.
10068 (reset_used_flags): Likewise.
10069 (set_used_flags): Likewise.
10070 (copy_insn_1): Likewise.
10071 (init_emit_once): Create const_fixed_htab.
10072 Store fixed-point scalar and vector zero and one to const_tiny_rtx.
10074 2007-08-22 Zdenek Dvorak <ook@ucw.cz>
10076 PR tree-optimization/32949
10077 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Test nowrap_type_p
10078 before failing for ivs with non-constant step.
10080 2007-08-22 Hans-Peter Nilsson <hp@axis.com>
10082 * doc/md.texi (Iterators): Renamed from Macros. All contents
10083 changed to reflect rename of respectively define_code_macro and
10084 define_mode_macro to define_code_iterator and define_mode_iterator.
10085 (Mode Iterators, Code Iterators): Similar.
10086 * read-rtl.c (struct iterator_group, struct iterator_traverse_data)
10087 (uses_mode_iterator_p, apply_mode_iterator, uses_code_iterator_p)
10088 (apply_iterator_to_string, uses_iterator_p, apply_iterator_traverse)
10089 (initialize_iterators, find_iterator, check_code_iterator)
10090 (map_attr_string, apply_mode_maps, apply_iterator_to_rtx, add_mapping)
10091 (read_mapping, read_rtx_1): Similar.
10092 * config/alpha/sync.md, config/alpha/alpha.md, config/frv/frv.md,
10093 config/s390/s390.md, config/m32c/blkmov.md, config/m32c/m32c.md,
10094 config/spu/spu.md, config/sparc/sparc.md, config/sparc/sync.md,
10095 config/i386/i386.md, config/i386/mmx.md, config/i386/sse.md,
10096 config/i386/sync.md, config/crx/crx.md, config/xtensa/xtensa.md,
10097 config/cris/cris.c, config/cris/cris.md, config/ia64/sync.md,
10098 config/ia64/div.md, config/ia64/vect.md, config/ia64/ia64.md,
10099 config/m68k/m68k.md, config/rs6000/spe.md, config/rs6000/altivec.md,
10100 config/rs6000/sync.md, config/rs6000/rs6000.md,
10101 config/arm/vec-common.md, config/arm/neon.md, config/arm/iwmmxt.md,
10102 config/arm/arm.md, config/mips/mips-dsp.md, config/mips/mips.md,
10103 config/vax/vax.md, config/bfin/bfin.md: Similar.
10105 2007-08-22 David Daney <ddaney@avtrex.com>
10107 * doc/install.texi (Testing): Mention testing on a simulator.
10109 2007-08-22 Janis Johnson <janis187@us.ibm.com>
10111 * config/dfp-bit.c (DFP_TO_DFP): Check for overflow.
10113 * doc/libgcc.texi (Decimal float library routines): Fix formatting
10114 and rearrange floating point conversion functions into different
10117 2007-08-22 Maxim Kuvyrkov <maxim@codesourcery.com>
10119 * target.h (struct gcc_target.sched: dfa_pre_advance_cycle,
10120 dfa_post_advance_cycle): New scheduler hooks.
10121 * target-def.h (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE,
10122 TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): New macros to initialize
10124 (TARGET_SCHED): Use them.
10125 * doc/tm.texi (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE,
10126 TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Document new hooks.
10127 * haifa-sched.c (advance_one_cycle): Invoke new hooks.
10129 * genautomata.c (insn_has_dfa_reservation_p): New DFA interface
10130 function to facilitate debugging.
10131 (INSN_HAS_DFA_RESERVATION_P_FUNC_NAME): New macro.
10132 (output_insn_has_dfa_reservation_p): New static function to output
10133 insn_has_dfa_reservation_p ().
10134 (write_automata): Use it.
10135 * genattr.c (main): Output declaration for
10136 insn_has_dfa_reservation_p ().
10138 2007-08-22 Christian Bruel <christian.bruel@st.com>
10139 Richard Guenther <rguenther@suse.de>
10141 * fold-const.c (fold_binary): Optimize A-A if -ffinite-math-only.
10142 * simplify_rtx (simplify_binary_operation_1): Likewise.
10144 2007-08-22 Rask Ingemann Lambertsen <rask@sygehus.dk>
10146 PR rtl-optimization/32557
10147 * df-problems.c (df_note_bb_compute): Use mws->start_regno instead
10148 of REGNO (mws->mw_reg).
10150 2007-08-22 Richard Guenther <rguenther@suse.de>
10152 PR middle-end/33007
10153 * builtins.c (expand_builtin_int_roundingfn): Replace call
10154 argument wrapped with SAVE_EXPR directly.
10155 (expand_builtin_int_roundingfn_2): Likewise.
10157 2007-08-22 Richard Guenther <rguenther@suse.de>
10159 * tree-inline.c (inlinable_function_p): Restore disregarding
10160 inline limits for GNU extern inline functions.
10162 2007-08-22 Richard Guenther <rguenther@suse.de>
10164 PR middle-end/32563
10165 * tree.c (host_integerp): Treat sizetype as signed as it is
10168 2007-08-21 Ian Lance Taylor <iant@google.com>
10170 PR tree-optimization/33134
10171 * tree-vrp.c (adjust_range_with_scev): Call
10172 set_value_range_to_value.
10174 2007-08-21 Aldy Hernandez <aldyh@redhat.com>
10176 * value-prof.h (gimple_remove_histogram_value): Remove duplicate
10179 2007-08-21 Aldy Hernandez <aldyh@redhat.com>
10181 * tree-flow-inline.h (next_imm_use_stmt): Remove unecessary
10184 2007-08-21 Nathan Froyd <froydnj@codesourcery.com>
10186 * config/rs6000/rs6000.c (expand_block_clear): Add TARGET_SPE
10187 cases to set eight bytes at a time.
10188 (expand_block_move): Likewise.
10190 2007-08-21 Jakub Jelinek <jakub@redhat.com>
10193 * dwarf2out.c (gen_decl_die): Don't call
10194 gen_tagged_type_instantiation_die if decl doesn't have tagged type.
10196 2007-08-21 Paul Brook <paul@codesourcery.com>
10197 Nathan Sidwell <nathan@codesourcery.com>
10198 Mark Mitchell <mark@codesourcery.com>
10199 Joseph Myers <joseph@codesourcery.com>
10201 * configure.ac: Add --with-pkgversion and --with-bugurl.
10202 * configure: Regenerate.
10203 * doc/install.texi: Document them.
10204 * version.c (version_string): Remove VERSUFFIX.
10205 (VERSUFFIX): Remove.
10206 (pkgversion_string): New.
10207 (bug_report_url): Do not hard-code initializer.
10208 * version.h (pkgversion_string): Declare.
10209 * Makefile.in (PKGVERSION_s, BUGURL_s, PKGVERSION, BUGURL_TEXI):
10211 (version.o): Define PKGVERSION and BUGURL.
10212 (gcc-vers.texi): Define VERSION_PACKAGE and BUGURL.
10213 (%.pod): Define BUGURL.
10214 * gcc.c (process_command, main): Use pkgversion_string.
10215 * toplev.c (compile_file, print_version): Likewise.
10216 * protoize.c (main): Likewise.
10217 * gcov.c (print_version): Likewise. Update copyright date.
10218 * gcov-dump.c (print_version): Likewise. Update copyright date.
10219 * mips-tdump.c (main): Likewise. Update copyright date.
10220 * mips-tfile.c (main): Likewise. Update copyright date.
10221 * doc/include/gcc-common.texi: Include VERSION_PACKAGE as subtitle.
10222 * doc/bugreport.texi: Use BUGURL for bug-reporting instructions;
10223 shorten description.
10224 * doc/gcc.texi: Include VERSION_PACKAGE in version description.
10225 * doc/gccint.texi: Likewise.
10226 * doc/invoke.texi: Use BUGURL for bug-reporting instructions.
10227 Update copyright date.
10229 2007-08-21 Uros Bizjak <ubizjak@gmail.com>
10231 * config/i386/i386.c (ix86_expand_clear): Use FLAGS_REG.
10232 (ix86_expand_strlensi_unroll_1): Ditto.
10233 (ix86_expand_branch): Use FLAGS_REG and FPSR_REG.
10234 (ix86_expand_carry_flag_compare): Update comment.
10236 2007-08-21 Jakub Jelinek <jakub@redhat.com>
10238 PR middle-end/32912
10239 * fold-const.c (fold_unary): Optimize BIT_NOT_EXPR of VECTOR_CST.
10240 (fold_binary): Handle vectors in X | ~X and X ^ ~X optimizations.
10242 2007-08-21 Richard Guenther <rguenther@suse.de>
10244 * fold-const.c (fold_binary): Revert removing of index +p PTR folding.
10246 2007-08-21 Richard Guenther <rguenther@suse.de>
10248 PR middle-end/33122
10249 * fold-const.c (fold_binary): Remove index +p PTR folding.
10250 Fix types of POINTER_PLUS_EXPR generated by folding of
10253 2007-08-20 Chao-ying Fu <fu@mips.com>
10255 * c-common.h (enum rid): Add new enumeration values of RID_SAT,
10256 RID_FRACT, and RID_ACCUM. RID_SAT needs to be inserted before
10257 RID_ONEWAY, so that it can be checked in declspecs_add_type.
10258 (c_common_fixed_point_type_for_size): Declare.
10259 * c-parser.c (reswords): Add _Fract, _Accum, and _Sat.
10260 (c_token_starts_typename): Handle RID_FRACT, RID_ACCUM, and RID_SAT.
10261 (c_token_starts_declspecs): Likewise.
10262 (c_parser_declspecs): Likewise.
10263 (c_parser_attributes): Likewise.
10264 * c-tree.h (enum c_typespec_keyword): Add cts_fract and cts_accum.
10265 (c_declspecs): Add saturating_p.
10266 * c-decl.c (build_null_declspecs): Initialize saturating_p.
10267 (declspecs_add_type): Avoid using complex with _Fract, _Accum, or
10268 _Sat. Handle RID_SAT.
10269 Avoid using void, bool, char, int, float, double, _Decimal32,
10270 _Decimal64, _Decimal128, and complex with _Sat.
10271 Handle RID_FRACT and RID_ACCUM.
10272 Make sure _Sat is used with _Fract or _Accum.
10273 (finish_declspecs): Handle cts_fract and cts_accum.
10274 * c-common.c (fixed-value.h): New include.
10275 (constant_expression_warning): Handle FIXED_CST.
10276 (overflow_warning): Likewise.
10277 (warnings_for_convert_and_check): Likewise.
10278 (c_common_fixed_point_type_for_size): New.
10279 (c_common_type_for_mode): Handle fixed-point modes to
10280 return various saturating/non-saturating, signed/unsigned types.
10281 (c_common_signed_or_unsigned_type): Support fixed-point types.
10282 (shorten_compare): Check fixed-point zero.
10283 Handle FIXED_POINT_TYPE.
10284 (c_common_truthvalue_conversion): Handle FIXED_CST.
10285 Handle FIXED_POINT_TYPE.
10286 (c_common_nodes_and_builtins): Record builtin types for fixed-point
10288 (handle_mode_attribute): Handle fixed-point modes. Need to check
10289 if the signness of base type and fixed-point modes are consistent.
10290 (handle_vector_size_attribute): Handle fixed-point modes.
10291 (same_scalar_type_ignoring_signedness): Handle FIXED_POINT_TYPE.
10292 (warn_for_div_by_zero): Check fixed-point zero.
10293 * c-typeck.c (c_common_type): Check FIXED_POINT_TYPE. Build
10294 a common fixed-point type based on fbit, ibit, sign, and saturation.
10295 (build_unary_op): Allow FIXED_POINT_TYPE for CONVERT_EXPR,
10296 NEGATE_EXPR, TRUTH_NOT_EXPR, PREINCREMENT_EXPR, POSTINCREMENT_EXPR,
10297 PREDECREMENT_EXPR, and POSTDECREMENT_EXPR.
10298 (convert_for_assignment): Support FIXED_POINT_TYPE.
10299 (digest_init): Handle FIXED_POINT_TYPE.
10300 (build_binary_op): Support FIXED_POINT_TYPE in *_DIV_EXPR,
10301 TRUTH_ANDIF_EXPR, TRUTH_ORIF_EXPR, TRUTH_AND_EXPR, TRUTH_OR_EXPR,
10302 TRUTH_XOR_EXPR, RSHIFT_EXPR, LSHIFT_EXPR, EQ_EXPR, NE_EXPR, LE_EXPR,
10303 GE_EXPR, LT_EXPR, GT_EXPR.
10304 * target-def.h (TARGET_FIXED_POINT_SUPPORTED_P): New.
10305 (TARGET_INITIALIZER): Add TARGET_FIXED_POINT_SUPPORTED_P.
10306 * target.h (gcc_target): Add fixed_point_supported_p.
10307 * targhooks.c (default_scalar_mode_supported_p): Handle MODE_FRACT,
10308 MODE_UFRACT, MODE_ACCUM, and MODE_UACCUM.
10309 (default_fixed_point_supported_p): Define.
10310 * targhooks.h (default_fixed_point_supported_p): Declare.
10311 * doc/tm.texi (TARGET_FIXED_POINT_SUPPORTED_P): Add.
10312 * doc/install.texi (Configuration): Add --enable-fixed-point.
10313 * configure.ac (--enable-fixed-point): New to enable fixed-point
10314 arithmetic extension to C. For mips targets, we enable it by default.
10315 * configure, config.in: Regenerate.
10317 2007-08-20 Pawel Sikora <pluto@pld-linux.org>
10319 * doc/invoke.texi (-Wnon-virtual-dtor): Update documentation.
10321 2007-08-20 David Edelsohn <edelsohn@gnu.org>
10323 * dwarf2out.c (text_section_used): Move declaration outside ifdef
10324 DWARF2_DEBUGGING_INFO.
10325 (cold_text_section_used): Same.
10326 (cold_text_section): Same.
10328 2007-08-20 Richard Guenther <rguenther@suse.de>
10330 * c-typeck.c (convert_for_assignment): Use the type of
10331 the member for the initialization.
10333 2007-08-20 Richard Guenther <rguenther@suse.de>
10335 * c-objc-common.c (c_disregard_inline_limits): Remove.
10336 * c-objc-common.h (c_disregard_inline_limits): Likewise.
10337 * cgraphunit.c (cgraph_process_new_functions): Call
10338 disregard_inline_limits_p.
10339 (cgraph_preserve_function_body_p): Likewise.
10340 * ipa-inline.c (compute_inline_parameters): Likewise.
10341 * langhooks-def.h (lhd_tree_inlining_disregard_inline_limits):
10343 (LANG_HOOKS_TREE_INLINING_DISREGARD_INLINE_LIMITS): Remove.
10344 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove initializer for
10345 disregard_inline_limits langhook.
10346 * langhooks.c (lhd_tree_inlining_disregard_inline_limits):
10348 * langhooks.h (lang_hooks_for_tree_inlining): Remove
10349 disregard_inline_limits langhook.
10350 * tree-inline.c (disregard_inline_limits_p): New function.
10351 * tree-inline.h (disregard_inline_limits_p): Declare.
10353 2007-08-20 Richard Guenther <rguenther@suse.de>
10355 * langhooks-def.h (lhd_tree_inlining_auto_var_in_fn_p): Remove.
10356 (LANG_HOOKS_TREE_INLINING_AUTO_VAR_IN_FN_P): Likewise.
10357 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove initializer for
10358 auto_var_in_fn_p langhook.
10359 * langhooks.c (lhd_tree_inlining_auto_var_in_fn_p): Rename and
10361 * tree.c (auto_var_in_fn_p): ... here.
10362 (find_var_from_fn): Call auto_var_in_fn_p directly.
10363 * langhooks.h (lang_hooks_for_tree_inlining): Remove
10364 auto_var_in_fn_p langhook.
10365 * tree-inline.c (remap_decls): Call auto_var_in_fn_p directly.
10366 (copy_body_r): Likewise.
10367 (self_inlining_addr_expr): Likewise.
10368 * tree.h (auto_var_in_fn_p): Declare.
10370 2007-08-20 Richard Guenther <rguenther@suse.de>
10372 * tree.c (WALK_SUBTREE): Call walk_tree_1.
10373 (walk_type_fields): Take lh parameter.
10374 (walk_tree): Rename to ...
10375 (walk_tree_1): ... this. Do not call the walk_subtrees
10376 langhook but the now passed callback. Pass lh on recursion.
10377 (walk_tree_without_duplicates): Rename to ...
10378 (walk_tree_without_duplicates_1): ... this. Take lh parameter
10379 and call walk_tree_1.
10380 * tree.h (walk_tree_lh): New typedef.
10381 (walk_tree_1): Declare.
10382 (walk_tree_without_duplicates_1): Likewise.
10383 (walk_tree): New define to walk_tree_1 with NULL lh parameter.
10384 (walk_tree_without_duplicates): New define to
10385 walk_tree_without_duplicates_1 with NULL lh parameter.
10386 * langhooks.c (lhd_tree_inlining_walk_subtrees): Remove.
10387 * langhooks.h (lang_hooks_for_tree_inlining): Remove walk_subtrees
10389 * langhooks-def.h (lhd_tree_inlining_walk_subtrees): Remove.
10390 (LANG_HOOKS_TREE_INLINING_WALK_SUBTREES): Likewise.
10391 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove walk_subtrees
10394 2007-08-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
10396 PR middle-end/30564
10397 * tree-inline.c (optimize_inline_calls): Move the cgraph checking
10398 code in front of the compacting of basic blocks.
10399 Move the folding of statements inbetween the cgraph checking
10400 and compacting of basic blocks.
10402 2007-08-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
10403 Serge Belyshev <belyshev@depni.sinp.msu.ru>
10406 * config/alpha/alpha.c (va_list_skip_additions): Check for
10407 POINTER_PLUS_EXPR in addition to PLUS_EXPR.
10408 (alpha_stdarg_optimize_hook): Look for POINTER_PLUS_EXPR instead of
10409 PLUS_EXPR when checking ap.__base.
10410 (alpha_va_start): Create POINTER_PLUS_EXPR instead of PLUS_EXPR
10411 when doing addition on pointer types. Use size_int instead of
10413 (alpha_gimplify_va_arg_1): Likewise, but use sizetype instead of
10414 ptr_type in the second operand.
10416 2007-08-19 Andrew Pinski <pinskia@gmail.com>
10419 * config/i386/darwin.h (CC1_SPEC): Add %(cc1_cpu) in front.
10421 2007-08-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
10423 PR middle-end/32940
10424 * cfgexpand.c (expand_one_register_var): Mark pointer
10425 DECL_ARTIFICIAL as REG_POINTER also.
10426 * stmt.c (expand_decl): Likewise.
10428 2007-08-19 Daniel Berlin <dberlin@dberlin.org>
10435 * tree-flow.h (struct stmt_ann_d): Remove makes_clobbering_call.
10436 * tree-ssa-alias.c (init_transitive_clobber_worklist): Add
10437 on_worklist argument and avoid adding things to worklist multiple
10439 (add_to_worklist): Ditto.
10440 (mark_aliases_call_clobbered): Mark entire structure clobbered if
10441 single SFT is clobbered.
10442 (set_initial_properties): Ditto.
10443 (compute_call_clobbered): Update for changes to function
10445 (create_overlap_variables_for): Always create SFT for offset 0.
10446 (create_structure_vars): Handle PHI's, since we are in SSA form at
10448 * tree-ssa-loop-ivopts.c (get_ref_tag): Don't return subvars.
10449 * tree-ssa-operands.c (access_can_touch_variable): Don't handle
10451 (add_vars_for_offset): Figure out aliases from access + points-to.
10452 (add_virtual_operand): Use add_vars-for_offset.
10453 (get_tmr_operands): Update for NMT changes, rewrite to be correct.
10454 (add_call_clobber_ops): Remove makes_clobbering_call set.
10455 (get_expr_operands): Always pass through the INDIRECT_REF
10457 * tree-ssa-structalias.c (struct constraint_graph): Remove
10459 Add pe, pe_rep, pointer_label, loc_label, pointed_by, points_to,
10460 address_taken, pt_used, number_incoming.
10461 (FIRST_ADDR_NODE): Removed.
10462 (merge_graph_nodes): Remove broken code for the moment.
10463 (init_graph): New function.
10464 (build_pred_graph): Remove code to init_graph.
10465 Add location equivalence support.
10466 (struct scc_info): Rename roots to deleted.
10467 (scc_visit): Ditto.
10468 (init_scc_info): Ditto
10469 (init_topo_info): Use graph->size.
10470 (compute_topo_order): Ditto.
10471 (do_da_constraint): Removed.
10472 (do_sd_constraint): Remove calls to find().
10473 set_union_with_increment should always get 0 as last arg here.
10474 (do_complex_constraint): Replace do_da_constraint with assert.
10476 (struct equiv_class_label): New.
10477 (pointer_equiv_class_table): Ditto.
10478 (location_equiv_class_table): Ditto.
10479 (equiv_class_label_hash): Ditto.
10480 (equiv_class_label_eq): Ditto
10481 (equiv_class_lookup): Ditto.
10482 (equiv_class_ladd): Ditto.
10483 (pointer_equiv_class): Ditto.
10484 (location_equiv_class): Ditto.
10485 (condense_visit): Rename and rewrite from label_visit to do only
10486 SCC related stuff for HU.
10487 (label_visit): Do HU work for HU.
10488 (perform_var_substitution): Update to do HU and location
10490 (free_var_substitution_info): Update to free HU and location
10491 equivalence structures. */
10492 (find_equivalent_node): Update for pointer but not location
10494 (unite_pointer_equivalences): New function.
10495 (move_complex_constraints): Rewrite to only do moving.
10496 (rewrite_constraints): Split out of move_complex_constraints.
10497 (solve_graph): Use graph->size.
10498 (process_constraint_1): Add from_call argument, use it.
10499 Split *a = &b into two constraints.
10500 (process_constraint): Use new process_constraint_1.
10501 (get_constraint_for_component_ref): Handle bitmaxsize == -1 case.
10502 (get_constraint_for): Handle non-pointer integers properly.
10503 Remove code that used to handle structures.
10504 (handle_ptr_arith): Fix a few bugs in pointer arithmetic handling
10505 with unknown addends.
10506 (handle_rhs_call): New function.
10507 (find_func_aliases): Use handle_rhs_call.
10508 (set_uids_in_ptset): Add an assert.
10509 (set_used_smts): Fix bug in not considering unified vars.
10510 (compute_tbaa_pruning): Stop initing useless iteration_obstack.
10511 (compute_points_to_sets): Update for other function changes.
10512 (delete_points_to_sets): Ditto.
10513 (ipa_pta_execute): Ditto.
10514 (pass_ipa_pta): We need to update SSA after ipa_pta.
10516 2007-08-19 Jan Hubicka <jh@suse.cz>
10518 * config/i386/i386.md: Replace "rim" and "mri" constraints by "g".
10520 2007-08-19 Joseph Myers <joseph@codesourcery.com>
10522 * dwarf2out.c (text_section_used, cold_text_section_used,
10523 cold_text_section, dwarf2out_note_section_used): New.
10524 (dwarf2out_init): Initialize cold_text_section.
10525 (dwarf2out_switch_text_section, dwarf2out_begin_function): Call
10526 dwarf2out_note_section_used.
10527 (size_of_aranges): Only count entry for text section if it was
10528 used. Count entry for cold text section if it was used.
10529 (output_aranges): Only output entries for text section and cold
10530 text section if they were used.
10532 2007-08-19 Andrew Pinski <pinskia@gmail.com>
10534 * tree-pretty-print.c (debug_generic_expr): Add a comment about
10536 (debug_generic_stmt): Likewise.
10537 (debug_tree_chain): Likewise.
10539 2007-08-19 Dorit Nuzman <dorit@il.ibm.com>
10541 * tree-data-refs.c (split_constant_offset): Expose.
10542 * tree-data-refs.h (split_constant_offset): Add declaration.
10544 * tree-vectorizer.h (dr_alignment_support): Renamed
10545 dr_unaligned_software_pipeline to dr_explicit_realign_optimized.
10546 Added a new value dr_explicit_realign.
10547 (_stmt_vec_info): Added new fields: dr_base_address, dr_init,
10548 dr_offset, dr_step, and dr_aligned_to, along with new access
10549 functions for these fields: STMT_VINFO_DR_BASE_ADDRESS,
10550 STMT_VINFO_DR_INIT, STMT_VINFO_DR_OFFSET, STMT_VINFO_DR_STEP, and
10551 STMT_VINFO_DR_ALIGNED_TO.
10553 * tree-vectorizer.c (vect_supportable_dr_alignment): Add
10555 In case of outer-loop vectorization with non-fixed misalignment - use
10556 the dr_explicit_realign scheme instead of the optimized realignment
10558 (new_stmt_vec_info): Initialize new fields.
10560 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Handle the
10561 'nested_in_vect_loop' case. Change verbosity level.
10562 (vect_analyze_data_ref_access): Handle the 'nested_in_vect_loop' case.
10563 Don't fail on zero step in the outer-loop for loads.
10564 (vect_analyze_data_refs): Call split_constant_offset to calculate
10565 base, offset and init relative to the outer-loop.
10567 * tree-vect-transform.c (vect_create_data_ref_ptr): Replace the unused
10568 BSI function argument with a new function argument - at_loop.
10569 Simplify the condition that determines STEP. Takes additional argument
10570 INV_P. Support outer-loop vectorization (handle the
10571 nested_in_vect_loop case), including zero step in the outer-loop. Call
10572 vect_create_addr_base_for_vector_ref with additional argument.
10573 (vect_create_addr_base_for_vector_ref): Takes additional argument LOOP.
10574 Updated function documentation. Handle the 'nested_in_vect_loop' case.
10575 Fixed and simplified calculation of step.
10576 (vectorizable_store): Call vect_create_data_ref_ptr with loop instead
10577 of bsi, and with additional argument. Call bump_vector_ptr with
10578 additional argument. Fix typos. Handle the 'nested_in_vect_loop' case.
10579 (vect_setup_realignment): Takes additional arguments INIT_ADDR and
10580 DR_ALIGNMENT_SUPPORT. Returns another value AT_LOOP. Handle the case
10581 when the realignment setup needs to take place inside the loop.
10582 Support the dr_explicit_realign scheme. Allow generating the optimized
10583 realignment scheme for outer-loop vectorization. Added documentation.
10584 (vectorizable_load): Support the dr_explicit_realign scheme. Handle
10585 the 'nested_in_vect_loop' case, including loads that are invariant in
10586 the outer-loop and the realignment schemes. Handle the case when the
10587 realignment setup needs to take place inside the loop. Call
10588 vect_setup_realignment with additional arguments. Call
10589 vect_create_data_ref_ptr with additional argument and with loop instead
10590 of bsi. Fix 80-column overflow. Fix typos. Rename PHI_STMT to PHI.
10591 (vect_gen_niters_for_prolog_loop): Call
10592 vect_create_addr_base_for_vector_ref with additional arguments.
10593 (vect_create_cond_for_align_checks): Likewise.
10594 (bump_vector_ptr): Updated to support the new dr_explicit_realign
10595 scheme: takes additional argument bump; argument ptr_incr is now
10596 optional; updated documentation.
10597 (vect_init_vector): Takes additional argument (bsi). Use it, if
10598 available, to insert the vector initialization.
10599 (get_initial_def_for_induction): Pass additional argument in call to
10601 (vect_get_vec_def_for_operand): Likewise.
10602 (vect_setup_realignment): Likewise.
10603 (vectorizable_load): Likewise.
10605 2007-08-19 Dorit Nuzman <dorit@il.ibm.com>
10607 * tree-vectorizer.h (vect_is_simple_reduction): Takes a loop_vec_info
10608 as argument instead of struct loop.
10609 (nested_in_vect_loop_p): New function.
10610 (vect_relevant): Add enum values vect_used_in_outer_by_reduction and
10611 vect_used_in_outer.
10612 (is_loop_header_bb_p): New. Used to differentiate loop-header phis
10613 from other phis in the loop.
10614 (destroy_loop_vec_info): Add additional argument to declaration.
10616 * tree-vectorizer.c (supportable_widening_operation): Also check if
10617 nested_in_vect_loop_p (don't allow changing the order in this case).
10618 (vect_is_simple_reduction): Takes a loop_vec_info as argument instead
10619 of struct loop. Call nested_in_vect_loop_p and don't require
10620 flag_unsafe_math_optimizations if it returns true.
10621 (new_stmt_vec_info): When setting def_type for phis differentiate
10622 loop-header phis from other phis.
10623 (bb_in_loop_p): New function.
10624 (new_loop_vec_info): Inner-loop phis already have a stmt_vinfo, so
10625 just update their loop_vinfo. Order of BB traversal now matters -
10626 call dfs_enumerate_from with bb_in_loop_p.
10627 (destroy_loop_vec_info): Takes additional argument to control whether
10628 stmt_vinfo of the loop stmts should be destroyed as well.
10629 (vect_is_simple_reduction): Allow the "non-reduction" use of a
10630 reduction stmt to be defines by a non loop-header phi.
10631 (vectorize_loops): Call destroy_loop_vec_info with additional argument.
10633 * tree-vect-transform.c (vectorizable_reduction): Call
10634 nested_in_vect_loop_p. Check for multitypes in the inner-loop.
10635 (vectorizable_call): Likewise.
10636 (vectorizable_conversion): Likewise.
10637 (vectorizable_operation): Likewise.
10638 (vectorizable_type_promotion): Likewise.
10639 (vectorizable_type_demotion): Likewise.
10640 (vectorizable_store): Likewise.
10641 (vectorizable_live_operation): Likewise.
10642 (vectorizable_reduction): Likewise. Also pass loop_info to
10643 vect_is_simple_reduction instead of loop.
10644 (vect_init_vector): Call nested_in_vect_loop_p.
10645 (get_initial_def_for_reduction): Likewise.
10646 (vect_create_epilog_for_reduction): Likewise.
10647 (vect_init_vector): Check which loop to work with, in case there's an
10649 (get_initial_def_for_inducion): Extend to handle outer-loop
10650 vectorization. Fix indentation.
10651 (vect_get_vec_def_for_operand): Support phis in the case vect_loop_def.
10652 In the case vect_induction_def get the vector def from the induction
10653 phi node, instead of calling get_initial_def_for_inducion.
10654 (get_initial_def_for_reduction): Extend to handle outer-loop
10656 (vect_create_epilog_for_reduction): Extend to handle outer-loop
10658 (vect_transform_loop): Change assert to just skip this case. Add a
10660 (vect_finish_stmt_generation): Add a couple asserts.
10662 (vect_estimate_min_profitable_iters): Multiply
10663 cost of inner-loop stmts (in outer-loop vectorization) by estimated
10665 (vect_model_reduction_cost): Don't add reduction epilogue cost in case
10666 this is an inner-loop reduction in outer-loop vectorization.
10668 * tree-vect-analyze.c (vect_analyze_scalar_cycles_1): New function.
10669 Same code as what used to be vect_analyze_scalar_cycles, only with
10670 additional argument loop, and loop_info passed to
10671 vect_is_simple_reduction instead of loop.
10672 (vect_analyze_scalar_cycles): Code factored out into
10673 vect_analyze_scalar_cycles_1. Call it for each relevant loop-nest.
10674 Updated documentation.
10675 (analyze_operations): Check for inner-loop loop-closed exit-phis during
10676 outer-loop vectorization that are live or not used in the outerloop,
10677 cause this requires special handling.
10678 (vect_enhance_data_refs_alignment): Don't consider versioning for
10680 (vect_analyze_data_refs): Check that there are no datarefs in the
10682 (vect_mark_stmts_to_be_vectorized): Also consider vect_used_in_outer
10683 and vect_used_in_outer_by_reduction cases.
10684 (process_use): Also consider the case of outer-loop stmt defining an
10685 inner-loop stmt and vice versa.
10686 (vect_analyze_loop_1): New function.
10687 (vect_analyze_loop_form): Extend, to allow a restricted form of nested
10688 loops. Call vect_analyze_loop_1.
10689 (vect_analyze_loop): Skip (inner-)loops within outer-loops that have
10690 been vectorized. Call destroy_loop_vec_info with additional argument.
10692 * tree-vect-patterns.c (vect_recog_widen_sum_pattern): Don't allow
10693 in the inner-loop when doing outer-loop vectorization. Add
10694 documentation and printout.
10695 (vect_recog_dot_prod_pattern): Likewise. Also add check for
10696 GIMPLE_MODIFY_STMT (in case we encounter a phi in the loop).
10698 2007-08-18 Andrew Pinski <pinskia@gmail.com>
10700 * tree-affine.h (print_aff): New prototype.
10701 (debug_aff): Likewise.
10702 * tree-affine.c (print_aff): New function.
10703 (debug_aff): Likewise.
10705 2007-08-18 Paul Brook <paul@codesourcery.com>
10706 Joseph Myers <joseph@codesourcery.com>
10708 * common.opt (-fdebug-prefix-map=): New option.
10709 * opts.c: Include debug.h.
10710 (common_handle_option): Handle -fdebug-prefix-map.
10711 * final.c: Include ggc.h.
10712 (struct debug_prefix_map, debug_prefix_maps, add_debug_prefix_map,
10713 remap_debug_filename): New.
10714 * Makefile.in (final.o, opts.o): Update dependencies.
10715 * debug.h (remap_debug_filename, add_debug_prefix_map): Declare.
10716 * configure.ac: Check for assembler --debug-prefix-map support.
10717 * configure, config.in: Regenerate.
10718 * gcc.c (ASM_MAP): Define conditional on HAVE_AS_DEBUG_PREFIX_MAP.
10719 (ASM_DEBUG_SPEC): Include ASM_MAP.
10720 * doc/install.texi (--with-debug-prefix-map): Document.
10721 * doc/invoke.texi (-fdebug-prefix-map): Document.
10722 * dbxout.c (dbxout_init, dbxout_start_source_file,
10723 dbxout_source_file): Call remap_debug_filename.
10724 * dwarf2out.c (add_comp_dir_attribute, maybe_emit_file,
10725 dwarf2out_start_source_file, dwarf2out_finish): Call
10726 remap_debug_filename.
10727 (file_table_relative_p): Do not check d->emitted_number.
10728 * toplev.c (output_file_directive): Call remap_debug_filename.
10729 * vmsdbgout.c (write_srccorr): Call remap_debug_filename.
10730 * xcoffout.c (xcoffout_source_file): Call remap_debug_filename.
10732 2007-08-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10734 * loop-invariant.c (find_invariants_to_move): Add missing macro
10737 2007-08-17 Tom Tromey <tromey@redhat.com>
10739 * tree.h (struct tree_label_decl): Removed old "java" fields.
10741 2007-08-17 Richard Sandiford <richard@codesourcery.com>
10742 Nigel Stephens <nigel@mips.com>
10744 * config/mips/sde.h (DRIVER_SELF_SPECS): Add commas.
10745 Treat -mno-data-in-code and -mcode-xonly as aliases for
10746 -mcode-readable=no and -mcode-readable=pcrel respectively.
10747 * config/mips/t-sde (TARGET_LIBGCC2_CFLAGS): Add -mcode-xonly.
10748 (MULTILIB_OPTIONS): Add -mcode-readable=no multilibs.
10749 (MULTILIB_DIRNAMES): Update accordingly.
10751 2007-08-17 H.J. Lu <hongjiu.lu@intel.com>
10753 * Makefile.in (version.o): Depend on $(REVISION) only if
10754 REVISION_s is defined.
10756 2007-08-17 Sa Liu <saliu@de.ibm.com>
10757 Ulrich Weigand <uweigand@de.ibm.com>
10759 PR middle-end/32970
10760 * tree.c (reconstruct_complex_type): For a pointer to a vector,
10761 use build_qualified_type to retain qualifiers of the base type.
10763 2007-08-17 Chen Liqin <liqin@sunnorth.com.cn>
10765 * config/score/score.md : Update pattern tablejump.
10766 * config/score/score.c : Update score_initialize_trampoline
10768 * config/score/score.h (TRAMPOLINE_TEMPLATE): Added macro.
10769 (TRAMPOLINE_INSNS, TRAMPOLINE_SIZE) Update macro.
10770 * doc/contrib.texi: Add my entry.
10772 2007-08-16 H.J. Lu <hongjiu.lu@intel.com>
10774 * Makefile.in (REVISION): New.
10777 (version.o): Also depend on $(REVISION). Add
10778 -DREVISION=$(REVISION_s).
10780 * version.c (version_string): Add REVISION.
10782 2007-08-16 Seongbae Park <seongbae.park@gmail.com>
10784 * tree-eh.c (lower_try_finally_onedest): Reset the locus
10785 of GOTO that's relocated to a different block.
10787 2007-08-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10789 * c-common.c (const_strip_array_types): New.
10790 * c-common.h (lang_missing_noreturn_ok_p): Delete.
10791 (const_strip_array_types): New.
10792 * c-objc-common.c (c_disregard_inline_limits,
10793 c_warn_unused_global_decl): Constify.
10794 * c-tree.h (c_disregard_inline_limits, c_warn_unused_global_decl,
10795 c_vla_type_p, c_incomplete_type_error): Likewise.
10796 * c-typeck.c (c_incomplete_type_error, c_vla_type_p): Likewise.
10797 * hooks.c (hook_bool_const_tree_false): New.
10798 * hooks.h (hook_bool_const_tree_false): Likewise.
10799 * langhooks-def.h (lhd_warn_unused_global_decl,
10800 lhd_incomplete_type_error, lhd_expr_size,
10801 lhd_tree_inlining_disregard_inline_limits,
10802 lhd_tree_inlining_auto_var_in_fn_p, lhd_tree_dump_type_quals,
10803 LANG_HOOKS_GENERIC_TYPE_P, LANG_HOOKS_TYPE_MAX_SIZE): Constify.
10804 * langhooks.c (lhd_warn_unused_global_decl,
10805 lhd_incomplete_type_error,
10806 lhd_tree_inlining_disregard_inline_limits,
10807 lhd_tree_inlining_auto_var_in_fn_p, lhd_tree_dump_type_quals,
10808 lhd_expr_size): Likewise.
10809 * langhooks.h (lang_hooks_for_tree_inlining,
10810 lang_hooks_for_tree_dump, lang_hooks_for_types,
10811 lang_hooks_for_decls, lang_hooks): Likewise.
10812 * pointer-set.c (pointer_set_t, pointer_set_create,
10813 pointer_set_contains, insert_aux, pointer_set_insert,
10814 pointer_set_traverse, pointer_map_t, pointer_map_create,
10815 pointer_map_contains, pointer_map_insert, pointer_map_traverse):
10817 * pointer-set.h (pointer_set_contains, pointer_set_insert,
10818 pointer_set_traverse, pointer_map_contains, pointer_map_insert,
10819 pointer_map_traverse): Likewise.
10820 * predict.c (assert_is_empty): Likewise.
10821 * tree-affine.c (free_name_expansion): Likewise.
10822 * tree-cfg.c (edge_to_cases_cleanup): Likewise.
10823 * tree.c (size_in_bytes, max_int_size_in_bytes): Likewise.
10824 * tree.h (size_in_bytes, max_int_size_in_bytes): Likewise.
10826 2007-08-16 Victor Kaplansky <victork@il.ibm.com>
10828 * tree-vectorizer.c (new_loop_vec_info): Initialize new
10830 (destroy_loop_vec_info): Add call to VEC_free.
10831 * tree-vectorizer.h (may_alias_ddrs): Define.
10832 (LOOP_VINFO_MAY_ALIAS_DDRS): Define.
10833 * tree-vect-analyze.c (vect_analyze_data_ref_dependence):
10834 Change reporting to dump.
10835 (vect_is_duplicate_ddr): New.
10836 (vect_mark_for_runtime_alias_test): New.
10837 (vect_analyze_data_ref_dependences) Add call to
10838 vect_mark_for_runtime_alias_test.
10839 (vect_enhance_data_refs_alignment): Define local variable
10840 vect_versioning_for_alias_required, don't perform
10841 peeling for alignment if versioning for alias is
10843 (vect_enhance_data_refs_alignment): Use
10844 PARAM_VECT_MAX_VERSION_FOR_ALIGNMENT_CHECKS instead of
10845 PARAM_VECT_MAX_VERSION_CHECKS.
10846 * tree-vect-transform.c
10847 (vect_create_cond_for_alias_checks): New.
10848 (vect_transform_loop): Add call to
10849 vect_create_cond_for_alias_checks.
10850 (vect_vfa_segment_size): New.
10851 * params.def (PARAM_VECT_MAX_VERSION_FOR_ALIGNMENT_CHECKS):
10853 (PARAM_VECT_MAX_VERSION_FOR_ALIAS_CHECKS): Define.
10855 (vect-max-version-for-alignment-checks): Document.
10856 (vect-max-version-for-alias-checks): Document.
10857 (vect-max-version-checks): Remove.
10859 2007-08-16 Uros Bizjak <ubizjak@gmail.com>
10861 * config/i386/i386.md (*rep_movdi_rex64): Emit "rep" prefix on
10862 the same line as the instruction for all asm dialects.
10863 (*rep_movsi): Ditto.
10864 (*rep_movsi_rex64): Ditto.
10865 (*rep_movqi): Ditto.
10866 (*rep_movqi_rex64): Ditto.
10867 (*rep_stosdi_rex64): Ditto.
10868 (*rep_stossi): Ditto.
10869 (*rep_stossi_rex64): Ditto.
10870 (*rep_stosqi): Ditto.
10871 (*rep_stosqi_rex64): Ditto.
10872 (*cmpstrnqi_nz_1): Ditto.
10873 (*cmpstrnqi_nz_rex_1): Ditto.
10874 (*cmpstrnqi_1): Ditto.
10875 (*cmpstrnqi_rex_1): Ditto.
10876 (*strlenqi_1): Ditto.
10877 (*strlenqi_rex_1): Ditto.
10878 * config/i386/sync.md (*sync_compare_and_swap<mode>): Emit "lock"
10879 prefix on the same line as the instruction for all asm dialects.
10880 (sync_double_compare_and_swap<mode>): Ditto.
10881 (*sync_double_compare_and_swapdi_pic): Ditto.
10882 (*sync_compare_and_swap_cc<mode>): Ditto.
10883 (sync_double_compare_and_swap_cc<mode>): Ditto.
10884 (*sync_double_compare_and_swap_ccdi_pic): Ditto.
10885 (sync_old_add<mode>): Ditto.
10886 (sync_add<mode>): Ditto.
10887 (sync_sub<mode>): Ditto.
10888 (sync_ior<mode>): Ditto.
10889 (sync_and<mode>): Ditto.
10890 (sync_xor<mode>): Ditto.
10892 2007-08-16 Richard Sandiford <richard@codesourcery.com>
10894 PR middle-end/32897
10895 * reload.c (find_reloads): Check that the memory returned by
10896 find_reloads_toplev was not the result of forcing a constant
10898 (find_reloads_toplev): Always use simplify_gen_subreg to get
10899 the subreg of a constant. If the result is also a constant,
10900 but not a legitimate one, force it into the constant pool
10901 and reload its address.
10903 2007-08-15 David Edelsohn <edelsohn@gnu.org>
10905 * config/rs6000/rs6000.c (rs6000_rtx_costs): Add CLZ, CTZ, and
10908 2007-08-15 Daniel Jacobowitz <dan@codesourcery.com>
10910 * config/rs6000/rs6000.c (rs6000_file_start): Output a .gnu_attribute
10911 directive for the current vector ABI.
10913 2007-08-15 Steve Ellcey <sje@cup.hp.com>
10916 * caller-save.c (reg_save_code): Set invalide status on restore code.
10918 2007-08-15 Diego Novillo <dnovillo@google.com>
10920 * tree-ssa-alias.c (compute_memory_partitions): Use
10921 alias_bitmap_obstack to allocate bitmaps.
10922 (reset_alias_info): Factor out of init_alias_info.
10923 Mark all name tags not associated to an SSA name for renaming.
10924 (init_alias_info): Call it.
10925 (create_name_tags): Tidy. Add comments.
10926 (dump_points_to_info_for): Do not call get_mem_sym_stats_for.
10928 2007-08-15 Maxim Kuvyrkov <maxim@codesourcery.com>
10930 * config/mips/mips.c (vr4130_swap_insns_p): Use new interface to
10931 scheduler dependencies.
10933 2007-08-15 Rask Ingemann Lambertsen <rask@sygehus.dk>
10935 * config/i386/i386.md (subsi3_carry_zext): Remove "m" constraint for
10936 "register_operand".
10937 (*iorsi_1_zext): Likewise.
10938 (*iorsi_1_zext_imm): Likewise.
10939 * config/i386/sse.md: (*sse4_1_extractps): Use "nonimmediate_operand"
10940 with "rm"/"xm" constraint.
10941 (sse2_vmsqrtv2df2): Likewise.
10943 2007-08-15 Jakub Jelinek <jakub@redhat.com>
10945 PR middle-end/33074
10946 * emit-rtl.c (try_split): Use INSN_LIST instead of EXPR_LIST for
10949 2007-08-14 Daniel Berlin <dberlin@dberlin.org>
10951 * tree-pass.h (PROP_pta): Removed.
10952 (TODO_rebuild_alias): New.
10953 (pass_may_alias): Removed.
10954 * tree-ssa-ccp.c (execute_fold_all_builtins): Only rebuild
10955 aliasing if we changed something.
10956 * tree-ssa-alias.c (compute_may_aliases): Make non-static. Update
10958 (pass_may_alias): Removed.
10959 (create_structure_vars): Return TODO_rebuild_alias.
10960 * tree-ssa-pre.c (do_pre): Return TODO_rebuild_alias.
10961 * tree-sra.c (tree_sra): Only rebuild aliasing if something
10963 (tree_sra_early): We never affect aliasing right now.
10964 * tree-flow.h (compute_may_aliases): New prototype.
10965 * passes.c: Remove pass_may_alias from the passes.
10966 (execute_function_todo): Support TODO_rebuild_alias.
10968 2007-08-14 Kai Tietz <kai.tietz@onevision.com>
10970 * config/i386/i386.c (legitimize_address): Move dllimported variable
10971 check infront of legitimizing pic address of CONST symbols.
10973 2007-08-14 Steve Ellcey <sje@cup.hp.com>
10975 PR tree-optimization/32941
10976 * tree-eh.c (struct leh_tf_state): Add goto_queue_map field.
10977 (goto_queue_cmp): Remove.
10978 (find_goto_replacement): Change search method.
10979 (maybe_record_in_goto_queue): Add assert.
10980 (lower_try_finally): Remove qsort call, add pointer_map_destroy call.
10981 * Makefile.in (tree-eh.o): Add pointer-set.h dependency.
10983 2007-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10985 * alias.c (component_uses_parent_alias_set): Constify.
10986 * alias.h (component_uses_parent_alias_set): Likewise.
10987 * cfgrtl.c (print_rtl_with_bb): Likewise.
10988 * double-int.c (tree_to_double_int, double_int_fits_to_tree_p,
10989 mpz_get_double_int): Likewise.
10990 * double-int.h (double_int_fits_to_tree_p, tree_to_double_int,
10991 mpz_get_double_int): Likewise.
10992 * expr.c (is_aligning_offset, undefined_operand_subword_p,
10993 mostly_zeros_p, all_zeros_p, safe_from_p, is_aligning_offset):
10995 * expr.h (safe_from_p): Likewise.
10996 * gimple-low.c (try_catch_may_fallthru, block_may_fallthru):
10998 * gimplify.c (should_carry_locus_p, zero_sized_field_decl,
10999 zero_sized_type, goa_lhs_expr_p): Likewise.
11000 * omp-low.c (is_variable_sized, use_pointer_for_field): Likewise.
11001 * rtl.h (print_rtl_with_bb): Likewise.
11002 * sched-vis.c (print_exp, print_value, print_pattern): Likewise.
11003 * tree-cfg.c (const_first_stmt, const_last_stmt): New.
11004 * tree-flow-inline.h (bb_stmt_list): Constify.
11005 (cbsi_start, cbsi_last, cbsi_end_p, cbsi_next, cbsi_prev,
11007 * tree-flow.h (const_block_stmt_iterator, cbsi_start, cbsi_last,
11008 const_first_stmt, const_last_stmt): New.
11009 (block_may_fallthru, empty_block_p): Constify.
11010 * tree-iterator.c (EXPR_FIRST_BODY, EXPR_LAST_BODY,
11011 EXPR_ONLY_BODY): New.
11012 (expr_first, expr_last, expr_only): Use macro for body.
11013 (const_expr_first, const_expr_last, const_expr_only): New.
11014 * tree-iterator.h (const_tree_stmt_iterator, ctsi_start,
11015 ctsi_last, ctsi_end_p, ctsi_one_before_end_p, ctsi_next,
11016 ctsi_prev, ctsi_stmt): New.
11017 * tree-scalar-evolution.c (get_loop_exit_condition): Constify.
11018 * tree-scalar-evolution.h (get_loop_exit_condition): Likewise.
11019 * tree-ssa-loop-niter.c (loop_only_exit_p,
11020 derive_constant_upper_bound): Likewise.
11021 * tree-ssa-phiopt.c (empty_block_p): Likewise.
11022 * tree-ssa-threadupdate.c (redirection_block_p): Likewise.
11023 * tree-vectorizer.c (slpeel_can_duplicate_loop_p): Likewise.
11024 * tree-vectorizer.h (slpeel_can_duplicate_loop_p): Likewise.
11025 * tree-vrp.c (vrp_bitmap_equal_p): Likewise.
11026 * tree.c (get_type_static_bounds): Likewise.
11027 * tree.h (const_expr_first, const_expr_last, const_expr_only): New.
11028 (get_type_static_bounds): Constify.
11030 2007-08-14 Rask Ingemann Lambertsen <rask@sygehus.dk>
11033 * config/i386/i386.h (CANONICALIZE_COMPARISON): New.
11034 * config/i386/i386.md (plusminus)(addsub)(SWI): New.
11035 (*<addsub><mode>3_cc_overflow): New.
11036 (*add<mode>3_cconly_overflow): New.
11037 (*sub<mode>3_cconly_overflow): New.
11038 (*<addsub>si3_zext_cc_overflow): New.
11039 * config/i386/predicates.md (fcmov_comparison_operator): Accept
11040 CCCmode for LTU, GTU, LEU and GEU.
11041 (ix86_comparison_operator): Likewise.
11042 (ix86_carry_flag_operator): Carry flag is set if LTU or GTU in CCCmode.
11043 * config/i386/i386.c (put_condition_code): Support CCCmode.
11044 (ix86_cc_mode): Use CCCmode when testing for overflow of PLUS
11045 or MINUS expressions.
11047 2007-08-14 Andrew Pinski <pinskia@gmail.com>
11050 * c-typeck.c (build_binary_op): Disallow vector float types with
11051 BIT_IOR_EXPR, BIT_AND_EXPR, and BIT_XOR_EXPR.
11053 2007-08-14 Maxim Kuvyrkov <maxim@codesourcery.com>
11055 * sched-int.h (struct _dep): Rename field 'kind' to 'type'.
11056 (DEP_KIND): Rename to DEP_TYPE. Update all uses.
11057 (dep_def): New typedef.
11058 (init_dep_1, sd_debug_dep): Declare functions.
11059 (DEP_LINK_KIND): Rename to DEP_LINK_TYPE.
11060 (debug_dep_links): Remove.
11061 (struct _deps_list): New field 'n_links'.
11062 (DEPS_LIST_N_LINKS): New macro.
11063 (FOR_EACH_DEP_LINK): Remove.
11064 (create_deps_list, free_deps_list, delete_deps_list): Remove
11066 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
11067 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
11068 (copy_deps_list_change_con, move_dep_link): Ditto.
11069 (struct haifa_insn_data): Split field 'back_deps' into 'hard_back_deps'
11070 and 'spec_back_deps'. New field 'resolved_forw_deps'. Remove field
11072 (INSN_BACK_DEPS): Remove.
11073 (INSN_HARD_BACK_DEPS, INSN_SPEC_BACK_DEPS, INSN_RESOLVED_FORW_DEPS):
11075 (INSN_DEP_COUNT): Remove.
11076 (enum DEPS_ADJUST_RESULT): Add new constant DEP_NODEP. Fix comments.
11077 (spec_info, haifa_recovery_block_was_added_during_scheduling_p):
11078 Declare global variables.
11079 (deps_pools_are_empty_p, sched_free_deps): Declare functions.
11080 (add_forw_dep, compute_forward_dependences): Remove declarations.
11081 (add_or_update_back_dep, add_or_update_back_forw_dep): Ditto.
11082 (add_back_forw_dep, delete_back_forw_dep): Ditto.
11083 (debug_ds, sched_insn_is_legitimate_for_speculation_p): Declare
11085 (SD_LIST_NONE, SD_LIST_HARD_BACK, SD_LIST_SPEC_BACK, SD_LIST_FORW):
11087 (SD_LIST_RES_BACK, SD_LIST_RES_FORW, SD_LIST_BACK): Ditto.
11088 (sd_list_types_def): New typedef.
11089 (sd_next_list): Declare function.
11090 (struct _sd_iterator): New type.
11091 (sd_iterator_def): New typedef.
11092 (sd_iterator_start, sd_iterator_cond, sd_iterator_next): New inline
11094 (FOR_EACH_DEP): New cycle wrapper.
11095 (sd_lists_size, sd_lists_empty_p, sd_init_insn, sd_finish_insn):
11097 (sd_find_dep_between, sd_add_dep, sd_add_or_update_dep): Ditto.
11098 (sd_resolve_dep, sd_copy_back_deps, sd_delete_dep, sd_debug_lists):
11101 * sched-deps.c (init_dep_1): Make global.
11102 (DUMP_DEP_PRO, DUMP_DEP_CON, DUMP_DEP_STATUS, DUMP_DEP_ALL): New
11104 (dump_dep): New static function.
11105 (dump_dep_flags): New static variable.
11106 (sd_debug_dep): New function.
11107 (add_to_deps_list, remove_from_deps_list): Update 'n_links' field of
11109 (move_dep_link): Use remove_from_deps_list (), instead of
11110 detach_dep_link ().
11111 (dep_links_consistent_p, dump_dep_links, debug_dep_links): Remove.
11112 (dep_link_is_detached_p): New static function.
11113 (deps_obstack, dl_obstack, dn_obstack): Remove. Use dn_pool, dl_pool
11115 (dn_pool, dl_pool): New alloc_pools.
11116 (dn_pool_diff, dl_pool_diff): New static variables.
11117 (create_dep_node, delete_dep_node): New static function.
11118 (create_deps_list): Make it static. Use alloc_pool 'dl_pool'.
11119 (deps_list_empty_p): Make it static. Use 'n_links' field.
11120 (deps_pools_are_empty_p): New static function.
11121 (alloc_deps_list, delete_deps_list): Remove.
11122 (dump_deps_list, debug_deps_list, add_back_dep_to_deps_list): Remove.
11123 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
11124 (copy_deps_list_change_con): Remove. Use sd_copy_back_deps () instead.
11125 (forward_dependency_cache): Remove.
11126 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Remove
11127 'back' from the names. Change signature to use dep_t instead of
11129 (add_back_dep): Ditto. Make global.
11130 (check_dep_status): Rename to check_dep ().
11131 (sd_next_list, sd_lists_size, sd_lists_empty_p, sd_init_insn):
11133 (sd_finish_insn): Ditto.
11134 (sd_find_dep_between_no_cache): New static function.
11135 (sd_find_dep_between): New function.
11136 (ask_dependency_caches, set_dependency_caches): New static functions.
11137 (update_dependency_caches, change_spec_dep_to_hard, update_dep): Ditto.
11138 (add_or_update_dep_1): Separate pieces of functionality into
11139 ask_dependency_caches (), update_dependency_caches (),
11140 change_spec_dep_to_hard (), update_dep ().
11141 (get_back_and_forw_lists): New static function.
11142 (sd_add_dep): Separate setting of dependency caches into
11143 set_dependency_caches ().
11144 (sd_add_or_update_dep, sd_resolve_dep, sd_copy_back_deps):
11146 (sd_delete_dep): Ditto.
11147 (DUMP_LISTS_SIZE, DUMP_LISTS_DEPS, DUMP_LISTS_ALL): New constants.
11148 (dump_lists): New static function.
11149 (sd_debug_lists): New debug function.
11150 (delete_all_dependences, fixup_sched_groups): Update to use
11151 sd_* infrastructure.
11152 (sched_analyze_2): Create data-speculative dependency only if
11153 data-speculation is enabled.
11154 (sched_analyze_insn): If insn cannot be speculative, make all its
11155 dependencies non-speculative.
11156 (sched_analyze): Use sd_init_insn ().
11157 (add_forw_dep, compute_forward_dependencies): Remove.
11158 (delete_dep_nodes_in_back_deps): New static function.
11159 (sched_free_deps): New function.
11160 (init_dependency_caches): Init alloc_pools.
11161 (extend_depedency_caches): Update after removing of
11162 forward_dependency_cache.
11163 (free_dependency_caches): Ditto. Free alloc_pools.
11164 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Remove.
11165 (delete_forw_dep, add_or_update_back_dep, add_or_update_back_forw_dep):
11167 (add_back_forw_dep, delete_back_forw_dep): Ditto.
11168 (add_dependence): Use init_dep ().
11169 (get_dep_weak_1): New static function.
11170 (get_dep_weak): Move logic to get_dep_weak_1 ().
11171 (dump_ds): New static function moved from haifa-sched.c:
11172 debug_spec_status ().
11173 (debug_ds): New debug function.
11174 (check_dep_status): Rename to check_dep (). Update to check whole
11177 * haifa-sched.c (spec_info): Make global.
11178 (added_recovery_block_p): Rename to
11179 'haifa_recovery_block_was_added_during_current_schedule_block_p'.
11180 (haifa_recovery_block_was_added_during_scheduling_p): New variable.
11181 (dep_cost, priority, rank_for_schedule, schedule_insn): Update
11182 to use new interfaces.
11183 (ok_for_early_queue_removal): Ditto.
11184 (schedule_block): Initialize logical uids of insns emitted by the
11186 (sched_init): Initialize new variable.
11187 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
11189 (extend_global): Initialize insn data.
11190 (init_h_i_d): Remove code that is now handled in sd_init_insn ().
11191 (process_insn_forw_deps_be_in_spec): Change signature. Update to use
11193 (add_to_speculative_block): Update to use new interfaces.
11194 (create_recovery_block): Set new variables.
11195 (create_check_block_twin, fix_recovery_deps): Update to use new
11197 (sched_insn_is_legitimate_for_speculation_p): New function.
11198 (speculate_insn): Move checking logic to
11199 sched_insn_is_legitimate_for_speculation_p ().
11200 (sched_remove_insn): Finalize sched-deps information of instruction.
11201 (clear_priorities, add_jump_dependencies): Update to use new
11203 (debug_spec_status): Rename to dump_ds () and move to sched-deps.c.
11205 * sched-rgn.c (set_spec_fed, find_conditional_protection): Update
11206 to use new interfaces.
11207 (is_conditionally_protected, is_pfree, is_prisky) Ditto.
11208 (new_ready): Try to use control speculation only if it is available.
11209 (add_branch_dependences): Update to use new interfaces.
11210 (compute_block_backward_dependences): Rename to
11211 compute_block_dependences (). Call
11212 targetm.sched.dependencies_evaluation_hook ().
11213 (free_block_dependencies): New static function.
11214 (debug_dependencies): Update to use new interfaces.
11215 (schedule_region): Remove separate computation of forward dependencies.
11216 Move call of targetm.sched.dependencies_evaluation_hook () to
11217 compute_block_dependences (). Free dependencies at the end of
11218 scheduling the region.
11220 * sched-ebb.c (earliest_block_with_similiar_load): Update to use
11222 (add_deps_for_risky_insns): Ditto.
11223 (schedule_ebb): Remove separate computation of forward dependencies.
11224 Free dependencies at the end of scheduling the ebb.
11226 * ddg.c (create_ddg_dependence): Update to use new interfaces.
11227 (build_intra_loop_deps): Ditto. Remove separate computation of
11228 forward dependencies. Free sched-deps dependencies.
11230 * config/ia64/ia64.c (ia64_dependencies_evaluation_hook): Update
11231 to use new interfaces.
11232 (ia64_dfa_new_cycle, ia64_gen_check): Ditto.
11234 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Update to use
11236 (is_costly_group): Ditto.
11238 2007-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11240 * alias.c (rtx_equal_for_memref_p): Constify.
11241 * basic-block.h (const_edge, const_basic_block): New.
11242 (reg_set_to_hard_reg_set, dfs_enumerate_from, single_succ_p,
11243 single_pred_p, single_succ_edge, single_pred_edge, single_succ,
11244 single_pred, maybe_hot_bb_p, probably_cold_bb_p,
11245 probably_never_executed_bb_p, edge_probability_reliable_p,
11246 br_prob_note_reliable_p, forwarder_block_p, flow_nodes_print,
11247 inside_basic_block_p, control_flow_insn_p, dominated_by_p):
11249 * bb-reorder.c (better_edge_p, push_to_next_round_p): Likewise.
11250 * bt-load.c (basic_block_freq, insn_sets_btr_p, can_move_up):
11252 * cfganal.c (flow_active_insn_p, forwarder_block_p,
11253 flow_nodes_print, dfs_enumerate_from): Likewise.
11254 * cfgbuild.c (count_basic_blocks, inside_basic_block_p,
11255 control_flow_insn_p, count_basic_blocks): Likewise.
11256 * cfgloop.c (flow_bb_inside_loop_p, glb_enum_p,
11257 get_loop_body_with_size, loop_exit_edge_p): Likewise.
11258 * cfgloop.h (flow_bb_inside_loop_p, num_loop_insns,
11259 average_num_loop_insns, loop_exit_edge_p,
11260 just_once_each_iteration_p, can_duplicate_loop_p): Likewise.
11261 * cfgloopanal.c (just_once_each_iteration_p, num_loop_insns,
11262 average_num_loop_insns, seq_cost): Likewise.
11263 * cfgloopmanip.c (rpe_enum_p, can_duplicate_loop_p): Likewise.
11264 * dominance.c (dominated_by_p): Likewise.
11265 * emit-rtl.c (validate_subreg): Likewise.
11266 * except.c (can_throw_internal, can_throw_external): Likewise.
11267 * except.h (can_throw_internal, can_throw_external): Likewise.
11268 * gcse.c (gcse_constant_p, oprs_unchanged_p, oprs_anticipatable_p,
11269 oprs_available_p, hash_expr, expr_equiv_p, oprs_not_set_p,
11270 compute_transp, load_killed_in_block_p, reg_killed_on_edge,
11271 simple_mem, store_ops_ok, load_kills_store, find_loads,
11272 store_killed_in_insn, store_killed_after, store_killed_before,
11273 gcse_mem_operand, implicit_set_cond_p, store_killed_in_pat):
11275 * ifcvt.c (count_bb_insns, cheap_bb_rtx_cost_p, noce_operand_ok,
11276 noce_mem_write_may_trap_or_fault_p): Likewise.
11277 * pointer-set.c (pointer_set_contains, pointer_map_contains):
11279 * pointer-set.h (pointer_set_contains, pointer_map_contains):
11281 * predict.c (can_predict_insn_p, maybe_hot_bb_p,
11282 probably_cold_bb_p, probably_never_executed_bb_p,
11283 edge_probability_reliable_p, br_prob_note_reliable_p,
11284 can_predict_insn_p): Likewise.
11285 * regclass.c (reg_set_to_hard_reg_set): Likewise.
11286 * resource.c (return_insn_p): Likewise.
11287 * rtl.h (reg_set_between_p, reg_set_p, validate_subreg):
11289 * rtlanal.c (reg_set_between_p, reg_set_p): Likewise.
11290 * tracer.c (count_insns, ignore_bb_p, better_p): Likewise.
11291 * tree-cfg.c (verify_gimple_unary_expr, verify_gimple_binary_expr,
11292 verify_gimple_modify_stmt): Likewise.
11293 * tree-chrec.c (is_not_constant_evolution,
11294 is_multivariate_chrec_rec, is_multivariate_chrec,
11295 chrec_contains_symbols, chrec_contains_undetermined,
11296 tree_contains_chrecs, evolution_function_is_affine_multivariate_p,
11297 evolution_function_is_univariate_p, avoid_arithmetics_in_type_p,
11298 eq_evolutions_p, scev_direction): Likewise.
11299 * tree-chrec.h (automatically_generated_chrec_p, tree_is_chrec,
11300 eq_evolutions_p, is_multivariate_chrec, chrec_contains_symbols,
11301 chrec_contains_symbols_defined_in_loop,
11302 chrec_contains_undetermined, tree_contains_chrecs,
11303 evolution_function_is_affine_multivariate_p,
11304 evolution_function_is_univariate_p, chrec_zerop,
11305 evolution_function_is_constant_p, evolution_function_is_affine_p,
11306 evolution_function_is_affine_or_constant_p,
11307 tree_does_not_contain_chrecs, chrec_type): Likewise.
11308 * tree-data-ref.c (tree_fold_divides_p,
11309 object_address_invariant_in_loop_p, dr_may_alias_p,
11310 ziv_subscript_p, siv_subscript_p, gcd_of_steps_may_divide_p,
11311 same_access_functions, constant_access_functions,
11312 access_functions_are_affine_or_constant_p, find_vertex_for_stmt):
11314 * tree-flow.h (scev_direction): Likewise.
11315 * tree-gimple.c (is_gimple_stmt): Likewise.
11316 * tree-outof-ssa.c (identical_copies_p, identical_stmt_lists_p):
11318 * tree-pretty-print.c (op_prio): Likewise.
11319 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop,
11320 analyzable_condition, backedge_phi_arg_p): Likewise.
11321 * tree-scalar-evolution.h (get_chrec_loop): Likewise.
11322 * tree-ssa-operands.c (get_name_decl, operand_build_cmp): Likewise.
11323 * tree-ssa-threadupdate.c (dbds_continue_enumeration_p):
11326 2007-08-13 Dan Hipschman <dsh@google.com>
11329 * c-format.c (check_format_arg): Move check for zero-length
11330 format strings below the check for unterminated strings.
11332 2007-08-13 Andrew Pinski <pinskia@gmail.com>
11335 * c-typeck.c (build_unary_op <case BIT_NOT_EXPR>): Reject vector float
11338 2007-08-13 Nick Clifton <nickc@redhat.com>
11340 * config/arm/arm_neon.h: Revert GPLv3 patch to this file.
11342 2007-08-12 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
11345 * c-format.c (gcc_gfc_length_specs): New array.
11346 (gcc_gfc_char_table): Add unsigned specifier, and references to
11347 the l length modifier.
11348 (format_types_orig): Use the new gcc_gfc_length_specs.
11350 2007-08-12 Sa Liu <saliu@de.ibm.com>
11352 * emit-rtl.c (try_split): Relink the insns with REG_LIBCALL note
11353 and with REG_RETVAL note after split.
11355 2007-08-11 David Daney <ddaney@avtrex.com>
11357 * config/mips/mips.c (mips_sched_reorder): Mark cycle parameter
11358 as ATTRIBUTE_UNUSED.
11360 2007-08-11 David Edelsohn <edelsohn@gnu.org>
11361 Segher Boessenkool <segher@kernel.crashing.org>
11363 * config/rs6000/rs6000.h (CC1_CPU_SPEC): Define as empty string if
11364 HAVE_LOCAL_CPU_DETECT not defined.
11366 2007-08-11 Jan Hubicka <jh@suse.cz>
11368 * cgraphunit.c (record_cdtor_fn): Declare all cdtors always inlined.
11369 (cgraph_process_new_functions): Honor previous value of
11370 disregard_inline_limits.
11371 * ipa-inline.c (compute_inline_parameters): Likewise.
11373 2007-08-11 Ian Lance Taylor <iant@google.com>
11375 * alias.h (alias_set_type): Define new type.
11376 (ALIAS_SET_MEMORY_BARRIER): Use it.
11377 * rtl.h: Include alias.h.
11378 (struct mem_attrs): Use alias_set_type.
11379 * tree.h: Include alias.h
11380 (struct tree_type): Use alias_set_type.
11381 (struct tree_struct_field_tag): Likewise.
11382 (struct tree_decl_common): Likewise.
11383 * alias.c (struct alias_set_entry): Use alias_set_type.
11384 (get_alias_set_entry, alias_set_subset_of): Likewise.
11385 (alias_sets_conflict_p): Likewise.
11386 (alias_sets_must_conflict_p): Likewise.
11387 (objects_must_conflict_p): Likewise.
11388 (get_alias_set, new_alias_set): Likewise.
11389 (record_alias_subset, record_component_aliases): Likewise.
11390 (varargs_set, frame_set): Change to alias_set_type.
11391 (get_varargs_alias_set): Use alias_set_type.
11392 (get_frame_alias_set): Likewise.
11393 * builtins.c (setjmp_alias_set): Change to alias_set_type.
11394 * dse.c (struct store_info): Use alias_set_type.
11395 (struct read_info, struct clear_alias_mode_holder): Likewise.
11396 (clear_alias_set_lookup, canon_address): Likewise.
11397 (record_store, check_mem_read_rtx): Likewise.
11398 (dse_record_singleton_alias_set): Likewise.
11399 (dse_invalidate_singleton_alias_set): Likewise.
11400 * emit-rtl.c (get_mem_attrs): Likewise.
11401 (set_mem_attributes_minus_bitpos): Likewise.
11402 (set_mem_alias_set): Likewise.
11403 * expr.c (store_constructor_field, store_field): Likewise.
11404 * gimplify.c (struct gimplify_init_ctor_preeval_data): Likewise.
11405 * langhooks.c (lhd_get_alias_set): Likewise.
11406 * langhooks-def.h (lhd_get_alias_set): Likewise.
11407 * reload1.c (alter_reg): Likewise.
11408 * tree-flow.h (struct fieldoff): Likewise.
11409 * tree-ssa-alias.c (struct alias_map_d): Likewise.
11410 (may_alias_p, get_smt_for, create_sft): Likewise.
11411 * tree-ssa-alias-warnings.c (nonstandard_alias_types_p): Likewise.
11412 * tree-ssa-structalias.c (set_uids_in_ptset): Likewise.
11413 (merge_smts_into): Likewise.
11414 * varasm.c (const_alias_set): Likewise.
11415 * c-common.c (strict_aliasing_warning): Likewise.
11416 (c_common_get_alias_set): Likewise.
11417 * dse.h (dse_record_singleton_alias_set): Update declaration.
11418 (dse_invalidate_singleton_alias_set): Likewise.
11419 * emit-rtl.h (set_mem_alias_set): Likewise.
11420 * c-common.h (c_common_get_alias_set): Likewise.
11421 * print-rtl.c (print_rtx): Cast MEM_ALIAS_SET when printing it.
11422 * print-tree.c (print_node): Likewise.
11423 * config/alpha/alpha.c (alpha_sr_alias_set): Change to
11425 (alpha_setup_incoming_varargs): Use alias_set_type.
11426 * config/i386/i386.c (setup_incoming_varargs_64): Use
11428 (setup_incoming_varargs_ms_64): Likewise.
11429 (ix86_GOT_alias_set): Likewise.
11430 * config/mn10300/mn10300.c (mn10300_builtin_saveregs): Likewise.
11431 * config/rs6000/rs6000.c (setup_incoming_varargs): Likewise.
11432 (set): Change to alias_set_type.
11433 (get_TOC_alias_set): Use alias_set_type.
11434 * config/rs6000/rs6000-protos.h (get_TOC_alias_set): Update
11436 * config/sh/sh.c (sh_builtin_saveregs): Use alias_set_type.
11437 * config/sparc/sparc.c (sparc_sr_alias_set): Change to
11439 (struct_value_alias_set): Likewise.
11440 * Makefile.in (GTFILES): Add $(srcdir)/alias.h.
11442 2007-08-11 Richard Sandiford <richard@codesourcery.com>
11444 * config/vxworks-dummy.h (TARGET_VXWORKS): Define.
11445 * config/vxworks.h (TARGET_VXWORKS): Override.
11446 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Don't define
11447 "mips" if TARGET_VXWORKS.
11449 2007-08-11 Richard Sandiford <richard@codesourcery.com>
11451 * calls.c (avoid_likely_spilled_reg): New function.
11452 (expand_call): Use it.
11454 2007-08-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11456 * c-typeck.c (build_c_cast): Add OPT_Wcast_qual to warnings.
11458 2007-08-10 Adam Nemet <anemet@caviumnetworks.com>
11460 * config/mips/predicates.md (const_call_insn_operand): Invoke
11461 SYMBOL_REF_LONG_CALL_P only on SYMBOL_REFs.
11463 2007-08-10 David Edelsohn <edelsohn@gnu.org>
11466 * config/rs6000/driver-rs6000.c: Include link.h.
11467 Use ElfW instead of wordsize-specif typedef.
11469 2007-08-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11471 * system.h (CONST_CAST): New.
11472 * c-decl.c (c_make_fname_decl): Use it.
11473 * c-lex.c (cb_ident, lex_string): Likewise.
11474 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
11475 * gcc.c (set_spec, read_specs, for_each_path, execute, do_spec_1,
11476 give_switch, set_multilib_dir): Likewise.
11477 * gengtype-parse.c (string_seq, typedef_name): Likewise.
11478 * passes.c (execute_one_pass): Likewise.
11479 * prefix.c (update_path): Likewise.
11480 * pretty-print.c (pp_base_destroy_prefix): Likewise.
11481 * tree.c (build_string): Likewise.
11483 2007-08-10 Aldy Hernandez <aldyh@redhat.com>
11485 * tree-flow-inline.h (is_exec_stmt): Remove.
11486 (is_label_stmt): Remove.
11487 * tree-flow.h: Remove prototypes for is_exec_stmt, get_filename, and
11490 2007-08-10 Andreas Krebbel <krebbel1@de.ibm.com>
11492 * lower-subreg.c (resolve_shift_zext): Don't adjust
11493 src_reg_num for wordmode operands.
11495 2007-08-10 Sandra Loosemore <sandra@codesourcery.com>
11496 David Ung <davidu@mips.com>
11498 * config/mips/mips.c (TARGET_SCHED_INIT): Define.
11499 (TARGET_SCHED_REORDER2): Define.
11500 (mips_maybe_swap_ready): New.
11501 (mips_last_74k_agen_insn): New.
11502 (mips_74k_agen_init): New.
11503 (mips_74k_agen_reorder): New function to group loads and stores
11504 in the ready queue.
11505 (mips_sched_init): New.
11506 (mips_sched_reorder): Don't do initialization here. Call
11507 mips_74k_agen_reorder.
11508 (mips_variable_issue): Call mips_74k_agen_init.
11510 2007-08-10 Aldy Hernandez <aldyh@redhat.com>
11512 * tree-flow-inline.h (get_filename): Remove.
11514 2007-08-10 Richard Sandiford <richard@codesourcery.com>
11516 * config/mips/mips-protos.h (mips_address_insns): Add a boolean
11518 (mips_fetch_insns): Delete in favor of...
11519 (mips_load_store_insns): ...this new function.
11520 * config/mips/mips.c (mips_address_insns): Add a boolean argument
11521 to say whether multiword moves _might_ be split.
11522 (mips_fetch_insns): Delete in favor of...
11523 (mips_load_store_insns): ...this new function.
11524 (mips_rtx_costs): Update the call to mips_address_insns.
11525 (mips_address_cost): Likewise.
11526 * config/mips/mips.md (length): Use mips_load_store_insns instead
11527 of mips_fetch_insns.
11528 * config/mips/constraints.md (R): Use mips_address_insns rather
11529 than mips_fetch_insns. Assume that the move never needs to be split.
11531 2007-08-09 Sandra Loosemore <sandra@codesourcery.com>
11533 * config/mips/mips.opt (mhard-float, msoft-float): Make these
11534 control TARGET_HARD_FLOAT_ABI and TARGET_SOFT_FLOAT_ABI, rather
11535 than TARGET_HARD_FLOAT and TARGET_SOFT_FLOAT.
11536 * config/mips/mips.h (mips16_hard_float): Delete.
11537 (TARGET_HARD_FLOAT_ABI, TARGET_SOFT_FLOAT_ABI): Delete these
11538 definitions, and replace with....
11539 (TARGET_HARD_FLOAT, TARGET_SOFT_FLOAT): Define.
11540 * config/mips/mips.c (mips16_hard_float): Delete. Replace
11541 all references with (TARGET_MIPS16 && TARGET_HARD_FLOAT_ABI).
11542 (MIPS_MARCH_CONTROLS_SOFT_FLOAT): Update comments.
11543 (override_options): Replace MASK_SOFT_FLOAT references with
11544 MASK_SOFT_FLOAT_ABI. Delete twiddling with MASK_SOFT_FLOAT
11545 and mips16_hard_float when TARGET_MIPS16.
11547 2007-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
11550 * c-typeck.c (build_binary_op): Check for non pointer types before
11551 calling int_fits_type_p.
11553 2007-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
11555 PR middle-end/32813
11556 * fold-const.c (omit_one_operand): Return only the ommitted expression
11557 if the result is an empty statement.
11558 (pedantic_omit_one_operand): Likewise.
11560 2007-08-09 Daniel Berlin <dberlin@dberlin.org>
11562 * c-typeck.c (readonly_error): Improve error for assignment.
11564 * c-pretty-print.c (pp_c_additive_expression): Handle pointer-plus
11566 (pp_c_expression): Ditto.
11568 2007-08-09 Simon Baldwin <simonb@google.com>
11570 * simplify-rtx.c (simplify_binary_operation_1): Removed erroneous
11571 break that was preventing simplify_associative_operation() for xor.
11573 2007-08-09 Sandra Loosemore <sandra@codesourcery.com>
11574 Nigel Stephens <nigel@mips.com>
11576 * doc/tm.texi (CLZ_DEFINED_VALUE_AT_ZERO, CTZ_DEFINED_VALUE_AT_ZERO):
11577 Document change in interpretation of value from boolean to
11579 * optabs.c (expand_ffs, expand_ctz): New functions to compute
11580 ffs and ctz using clz.
11581 (expand_unop): Call them.
11582 * config/rs6000/rs6000.h (CLZ_DEFINED_VALUE_AT_ZERO): Fix its
11584 (CTZ_DEFINED_VALUE_AT_ZERO): Likewise.
11585 * config/mips/mips.h (CLZ_DEFINED_VALUE_AT_ZERO): Likewise, to
11586 enable the new ffs expansion on this target.
11588 2007-08-09 Jan Hubicka <jh@suse.cz>
11590 * optabs.c (expand_widen_pattern_expr): Use optabs accestors.
11591 (expand_ternary_op): Likewise.
11592 (expand_vec_shift_expr): Likewise.
11593 (expand_binop_directly): Likewise.
11594 (expand_binop): Likewise.
11595 (sign_expand_binop): Likewise.
11596 (expand_twoval_unop): Likewise.
11597 (expand_twoval_binop): Likewise.
11598 (expand_twoval_binop_libfunc): Likewise.
11599 (widen_clz): Likewise.
11600 (widen_bswap): Likewise.
11601 (expand_parity): Likewise.
11602 (expand_unop): Likewise.
11603 (expand_abs_nojump): Likewise.
11604 (expand_copysign): Likewise.
11605 (emit_no_conflict_block): Likewise.
11606 (emit_libcall_block): Likewise.
11607 (can_compare_p): Likewise.
11608 (prepare_cmp_insn): Likewise.
11609 (emit_cmp_and_jump_insn_1): Likewise.
11610 (prepare_float_lib_cmp): Likewise.
11611 (emit_conditional_add): Likewise.
11612 (gen_add2_insn): Likewise.
11613 (have_add2_insn): Likewise.
11614 (gen_sub2_insn): Likewise.
11615 (have_sub2_insn): Likewise.
11616 (can_extend_p): Likewise.
11617 (can_fix_p): Likewise.
11618 (can_float_p): Likewise.
11619 (expand_float): Likewise.
11620 (expand_fix): Likewise.
11621 (expand_sfix_optab): Likewise.
11622 (new_optab): Likewise.
11623 (new_convert_optab): Likewise.
11624 (init_libfuncs): Likewise.
11625 (init_interclass_conv_libfuncs): Likewise.
11626 (init_intraclass_conv_libfuncs): Likewise.
11627 (set_conv_libfunc): Likewise.
11628 (init_optabs): Likewise.
11629 (debug_optab_libfuncs): Likewise.
11630 (gen_cond_trap): Likewise.
11631 * optabs.h (optab_handler, convert_optab_hanlder): New.
11632 * genopinit.c: Update optabs generation table.
11633 * reload.c (find_reloads_address_1): Use optabs accestors.
11634 * builtins.c (expand_builtin_mathfn): Likewise.
11635 (expand_builtin_mathfn_2): Likewise.
11636 (expand_builtin_mathfn_3): Likewise.
11637 (expand_builtin_interclass_mathfn): Likewise.
11638 (expand_builtin_sincos): Likewise.
11639 (expand_builtin_cexpi): Likewise.
11640 (expand_builtin_powi): Likewise.
11641 (expand_builtin_strlen): Likewise.
11642 * dojump.c (do_jump): Likewise.
11643 * expr.c (convert_move): Likewise.
11644 (move_by_pieces): Likewise.
11645 (move_by_pieces_ninsns): Likewise.
11646 (can_store_by_pieces): Likewise.
11647 (store_by_pieces_1): Likewise.
11648 (emit_move_via_integer): Likewise.
11649 (emit_move_complex): Likewise.
11650 (emit_move_ccmode): Likewise.
11651 (emit_move_insn_1): Likewise.
11652 (emit_single_push_insn): Likewise.
11653 (store_constructor): Likewise.
11654 (expand_expr_real_1): Likewise.
11655 (do_store_flag): Likewise.
11656 * ada/misc.c (gnat_compute_largest_alignment): Likewise.
11657 (enumerate_modes): Likewise.
11658 * tree-vectorizer.c (vect_supportable_dr_alignment): Likewise.
11659 (supportable_widening_operation): Likewise.
11660 (supportable_narrowing_operation): Likewise.
11661 * expmed.c (store_bit_field_1): Likewise.
11662 (extract_bit_field_1): Likewise.
11663 (expand_mult_highpart_optab): Likewise.
11664 (expand_smod_pow2): Likewise.
11665 (expand_divmod): Likewise.
11666 (emit_store_flag): Likewise.
11667 * tree-vect-patterns.c
11668 (vect_pattern_recog_1): Likewise.
11669 * tree-ssa-loop-prefetch.c
11670 (nontemporal_store_p): Likewise.
11671 * tree-vect-transform.c (vect_model_reduction_cost): Likewise.
11672 (vect_create_epilog_for_reduction): Likewise.
11673 (vectorizable_reduction): Likewise.
11674 (vectorizable_operation): Likewise.
11675 (vect_strided_store_supported): Likewise.
11676 (vectorizable_store): Likewise.
11677 (vect_strided_load_supported): Likewise.
11678 (vectorizable_load): Likewise.
11679 * combine.c (simplify_comparison): Likewise.
11680 * tree-vect-generic.c
11681 (type_for_widest_vector_mode): Likewise.
11682 (expand_vector_operations_1): Likewise.
11683 * config/spu/spu.c (spu_expand_mov): Likewise.
11684 (spu_emit_vector_compare): Likewise.
11685 * config/rs6000/rs6000.c
11686 (rs6000_emit_vector_compare): Likewise.
11687 * stmt.c (add_case_node): Likewise.
11688 * reload1.c (gen_reload):
11690 2007-08-09 Michael Matz <matz@suse.de>
11692 * tree.h (fixed_zerop): Declare as taking a const_tree.
11693 * tree.c (fixed_zerop): Take a const_tree.
11695 2007-08-09 Ira Rosen <irar@il.ibm.com>
11697 * tree-vect-transform.c (vectorizable_store): Remove call to
11698 copy_virtual_operands() and call mark_symbols_for_renaming() for
11699 the created vector store.
11700 (vect_setup_realignment): Don't call copy_virtual_operands() and
11701 update_vuses_to_preheader().
11702 (vectorizable_load): Don't call copy_virtual_operands().
11703 (update_vuses_to_preheader): Remove.
11705 2007-08-08 Chao-ying Fu <fu@mips.com>
11707 * tree.def (FIXED_POINT_TYPE): New type.
11708 (FIXED_CST): New constant.
11709 (FIXED_CONVERT_EXPR): New expr.
11710 * doc/c-tree.texi (Types): Document FIXED_POINT_TYPE.
11711 (Expressions): Document FIXED_CST and FIXED_CONVERT_EXPR.
11712 * tree.h (struct tree_base): Add saturating_flag.
11713 Remove one bit of spare for saturating_flag.
11714 (NUMERICAL_TYPE_CHECK): Support FIXED_POINT_TYPE.
11715 (NON_SAT_FIXED_POINT_TYPE_P, SAT_FIXED_POINT_TYPE_P,
11716 FIXED_POINT_TYPE_P): Define.
11717 (TYPE_SATURATING): Define.
11718 (TREE_FIXED_CST_PTR, TREE_FIXED_CST): Define.
11719 (struct tree_fixed_cst): New.
11720 (TYPE_IBIT, TYPE_FBIT): Define.
11721 (tree_node): Add fixed_cst.
11722 (enum tree_index): Add new enumeration values of
11723 TI_SAT_SFRACT_TYPE, TI_SAT_FRACT_TYPE, TI_SAT_LFRACT_TYPE,
11724 TI_SAT_LLFRACT_TYPE, TI_SAT_USFRACT_TYPE, TI_SAT_UFRACT_TYPE,
11725 TI_SAT_ULFRACT_TYPE, TI_SAT_ULLFRACT_TYPE, TI_SFRACT_TYPE,
11726 TI_FRACT_TYPE, TI_LFRACT_TYPE, TI_LLFRACT_TYPE, TI_USFRACT_TYPE,
11727 TI_UFRACT_TYPE, TI_ULFRACT_TYPE, TI_ULLFRACT_TYPE,
11728 TI_SAT_SACCUM_TYPE, TI_SAT_ACCUM_TYPE, TI_SAT_LACCUM_TYPE,
11729 TI_SAT_LLACCUM_TYPE, TI_SAT_USACCUM_TYPE, TI_SAT_UACCUM_TYPE,
11730 TI_SAT_ULACCUM_TYPE, TI_SAT_ULLACCUM_TYPE, TI_SACCUM_TYPE,
11731 TI_ACCUM_TYPE, TI_LACCUM_TYPE, TI_LLACCUM_TYPE, TI_USACCUM_TYPE,
11732 TI_UACCUM_TYPE, TI_ULACCUM_TYPE, TI_ULLACCUM_TYPE,
11733 TI_QQ_TYPE, TI_HQ_TYPE,_TYPE, TI_SQ_TYPE, TI_DQ_TYPE, TI_TQ_TYPE,
11734 TI_UQQ_TYPE, TI_UHQ_TYPE, TI_USQ_TYPE, TI_UDQ_TYPE, TI_UTQ_TYPE,
11735 TI_SAT_QQ_TYPE, TI_SAT_HQ_TYPE, TI_SAT_SQ_TYPE, TI_SAT_DQ_TYPE,
11736 TI_SAT_TQ_TYPE, TI_SAT_UQQ_TYPE, TI_SAT_UHQ_TYPE, TI_SAT_USQ_TYPE,
11737 TI_SAT_UDQ_TYPE, TI_SAT_UTQ_TYPE, TI_HA_TYPE, TI_SA_TYPE, TI_DA_TYPE,
11738 TI_TA_TYPE, TI_UHA_TYPE, TI_USA_TYPE, TI_UDA_TYPE, TI_UTA_TYPE,
11739 TI_SAT_HA_TYPE, TI_SAT_SA_TYPE, TI_SAT_DA_TYPE, TI_SAT_TA_TYPE,
11740 TI_SAT_UHA_TYPE, TI_SAT_USA_TYPE, TI_SAT_UDA_TYPE, TI_SAT_UTA_TYPE.
11741 (sat_short_fract_type_node, sat_fract_type_node,
11742 sat_long_fract_type_node, sat_long_long_fract_type_node,
11743 sat_unsigned_short_fract_type_node, sat_unsigned_fract_type_node,
11744 sat_unsigned_long_fract_type_node,
11745 sat_unsigned_long_long_fract_type_node, short_fract_type_node,
11746 fract_type_node, long_fract_type_node, long_long_fract_type_node,
11747 unsigned_short_fract_type_node, unsigned_fract_type_node,
11748 unsigned_long_fract_type_node, unsigned_long_long_fract_type_node,
11749 sat_short_accum_type_node, sat_accum_type_node,
11750 sat_long_accum_type_node, sat_long_long_accum_type_node,
11751 sat_unsigned_short_accum_type_node, sat_unsigned_accum_type_node,
11752 sat_unsigned_long_accum_type_node,
11753 sat_unsigned_long_long_accum_type_node, short_accum_type_node,
11754 accum_type_node, long_accum_type_node, long_long_accum_type_node,
11755 unsigned_short_accum_type_node, unsigned_accum_type_node,
11756 unsigned_long_accum_type_node, unsigned_long_long_accum_type_node,
11757 qq_type_node, hq_type_node, sq_type_node, dq_type_node, tq_type_node,
11758 uqq_type_node, uhq_type_node, usq_type_node, udq_type_node,
11759 utq_type_node, sat_qq_type_node, sat_hq_type_node, sat_sq_type_node,
11760 sat_dq_type_node, sat_tq_type_node, sat_uqq_type_node,
11761 sat_uhq_type_node, sat_usq_type_node, sat_udq_type_node,
11762 sat_utq_type_node, ha_type_node, sa_type_node, da_type_node,
11763 ta_type_node, uha_type_node, usa_type_node, uda_type_node,
11764 uta_type_node, sat_ha_type_node, sat_sa_type_node, sat_da_type_node,
11765 sat_ta_type_node, sat_uha_type_node, sat_usa_type_node,
11766 sat_uda_type_node, sat_uta_type_node): New macro.
11767 (make_fract_type, make_accum_type): Declare.
11768 (make_signed_fract_type, make_unsigned_fract_type,
11769 make_sat_signed_fract_type, make_sat_unsigned_fract_type,
11770 make_signed_accum_type, make_unsigned_accum_type,
11771 make_sat_signed_accum_type, make_sat_unsigned_accum_type,
11772 make_or_reuse_signed_fract_type, make_or_reuse_unsigned_fract_type,
11773 make_or_reuse_sat_signed_fract_type,
11774 make_or_reuse_sat_unsigned_fract_type, make_or_reuse_signed_accum_type,
11775 make_or_reuse_unsigned_accum_type, make_or_reuse_sat_signed_accum_type,
11776 make_or_reuse_sat_unsigned_accum_type): New macro.
11777 (fixed_zerop): Declare.
11778 * defaults.h (SHORT_FRACT_TYPE_SIZE, FRACT_TYPE_SIZE,
11779 LONG_FRACT_TYPE_SIZE, LONG_LONG_FRACT_TYPE_SIZE,
11780 SHORT_ACCUM_TYPE_SIZE, ACCUM_TYPE_SIZE, LONG_ACCUM_TYPE_SIZE,
11781 LONG_LONG_ACCUM_TYPE_SIZE): Define.
11782 * treestruct.def: Add TS_FIXED_CST.
11783 * Makefile.in (c-pretty-print.o): Add dependence on fixed-value.h.
11784 (tree.o): Likewise.
11785 (tree-dump.o): Likewise.
11786 (print-tree.o): Likewise.
11787 (tree-pretty-print.o): Likewise.
11788 (fold-const.o): Likewise.
11789 * tree-complex.c (some_nonzerop): Handle FIXED_CST.
11790 * tree-gimple.c (is_gimple_formal_tmp_rhs): Handle FIXED_CST.
11791 (is_gimple_min_invariant): Handle FIXED_CST.
11792 * stor-layout.c (int_mode_for_mode): Handle MODE_FRACT, MODE_UFRACT,
11793 MODE_ACCUM, MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT,
11794 MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
11795 (layout_type): Handle FIXED_POINT_TYPE.
11796 (make_fract_type, make_accum_type): New functions.
11797 * tree-browser.c (browse_tree): Handle FIXED_POINT_TYPE.
11798 * tree-dump.c (fixed-value.h): New include.
11799 (dump_fixed): New function.
11800 (dequeue_and_dump): Handle FIXED_POINT_TYPE and FIXED_CST.
11801 * tree-inline.c (remap_type_1): Handle FIXED_POINT_TYPE.
11802 (estimate_num_insns_1): Handle FIXED_CST and FIXED_CONVERT_EXPR.
11803 * tree-pretty-print.c (fixed-value.h): New include.
11804 (dump_generic_node): Handle FIXED_POINT_TYPE, FIXED_CST, and
11805 FIXED_CONVERT_EXPR.
11806 * tree-scalar-evolution.c (get_scalar_evolution): Handle FIXED_CST.
11807 * tree-ssa-loop-im.c (for_each_index): Handle FIXED_CST.
11808 * tree-ssa-pre.c (poolify_tree): Handle FIXED_CST.
11809 * tree-ssa-reassoc.c (break_up_subtract_bb): We can do reassociation
11810 for non-saturating fixed-point types.
11811 (reassociate_bb): Likewise.
11812 * emit-rtl.c (fixed-value.h): New include.
11813 (fconst0, fconst1): New array.
11814 (init_emit_once): Initialize fconst0 and fconst1 for fixed-point modes.
11815 * tree-vect-generic.c expand_vector_operation): Support
11816 MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, and
11817 MODE_VECTOR_UACCUM.
11818 (type_for_widest_vector_mode): Add one parameter for the
11820 Check scalar FRACT, UFRACT, ACCUM, and UACCUM mode to select their
11822 Pass the satp parameter to type_for_mode for fixed-point types.
11823 (expand_vector_operations_1): Pass the saturating flag to
11824 type_for_widest_vector_mode.
11825 Support MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
11826 and MODE_VECTOR_UACCUM.
11827 * tree-vect-transform.c (vect_is_simple_cond): Support FIXED_CST.
11828 (vectorizable_condition): Likewise.
11829 * tree.c (fixed-value.h): New include.
11830 (tree_code_size): Support FIXED_CST.
11831 (build_fixed): New function.
11832 (build_one_cst): Support FIXED_POINT_TYPE for accum types.
11833 (fixed_zerop): New function.
11834 (tree_node_structure): Support FIXED_CST.
11835 (type_contains_placeholder_1): Support FIXED_POINT_TYPE.
11836 (build_type_attribute_qual_variant): Handle FIXED_POINT_TYPE.
11837 (type_hash_eq): Handle FIXED_POINT_TYPE.
11838 (simple_cst_equal): Support FIXED_CST.
11839 (iterative_hash_expr): Handle FIXED_CST.
11840 (get_unwidened): Make sure type is not FIXED_POINT_TYPE.
11841 (get_narrower): Likewise.
11842 (variably_modified_type_p): Handle FIXED_POINT_TYPE.
11843 (make_or_reuse_fract_type, make_or_reuse_accum_type): New functions.
11844 (build_common_tree_nodes_2): Use MAKE_FIXED_TYPE_NODE_FAMILY and
11845 MAKE_FIXED_MODE_NODE macros to initialize fixed-point type
11847 (build_vector_type_for_mode): Handle MODE_VECTOR_FRACT,
11848 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
11849 (initializer_zerop): Support FIXED_CST.
11850 (walk_tree): Handle FIXED_CST and FIXED_POINT_TYPE.
11851 * dwarf2out.c (base_type_die): Use DW_ATE_signed_fixed or
11852 DW_ATE_unsigned_fixed to describe FIXED_POINT_TYPE.
11853 (is_base_type): Handle FIXED_POINT_TYPE.
11854 (add_type_attribute): Handle FIXED_POINT_TYPE.
11855 (gen_type_die_with_usage): Handle FIXED_POINT_TYPE.
11856 * print-tree.c (fixed-value.h): New include.
11857 (print_node_brief): Support FIXED_CST.
11858 (print_node): Support FIXED_POINT_TYPE and FIXED_CST.
11859 * c-pretty-print.c (fixed-value.h): New include.
11860 (pp_c_type_specifier): Handle FIXED_POINT_TYPE. Need to pass
11861 TYPE_SATURATING to c_common_type_for_mode for fixed-point modes.
11862 (pp_c_direct_abstract_declarator): Handle FIXED_POINT_TYPE.
11863 Support fixed-point types for inner items in VECTOR_TYPE.
11864 (pp_c_direct_declarator): Likewise.
11865 (pp_c_declarator): Likewise.
11866 (pp_c_fixed_constant): New function.
11867 (pp_c_constant): Handle FIXED_CST.
11868 (pp_c_primary_expression): Likewise.
11869 (pp_c_expression): Likewise.
11870 * fold-const.c (fixed-value.h): New include.
11871 (negate_expr_p): Return true for FIXED_CST.
11872 (fold_negate_expr): Support FIXED_CST.
11873 (split_tree): Support FIXED_CST.
11874 (const_binop): Support FIXED_CST.
11875 (fold_convert_const_int_from_fixed): New function to convert from
11877 (fold_convert_const_real_from_fixed): New function to convert from
11879 (fold_convert_const_fixed_from_fixed): New function to convert from
11880 fixed to another fixed.
11881 (fold_convert_const_fixed_from_int): New function to convert from
11883 (fold_convert_const_fixed_from_real): New function to convert from
11885 (fold_convert_const): Support conversions from fixed to int, from
11886 fixed to real, from fixed to fixed, from int to fixed, and from real
11888 (fold_convert): Support FIXED_CST and FIXED_POINT_TYPE.
11889 (operand_equal_p): Support FIXED_CST.
11890 (make_range): For fixed-point modes, we need to pass the
11891 saturating flag as the 2nd parameter.
11892 (tree_swap_operands_p): Handle FIXED_CST.
11893 (fold_plusminus_mult_expr): For fract modes, we cannot generate
11895 (fold_unary): Support FIXED_CONVERT_EXPR.
11896 (fold_binary): Handle FIXED_CST.
11897 Make sure the type is not saturating, before associating operations.
11898 Ex: A + B + C, A * B * C, (A1 * C1) +/- (A2 * C2).
11899 (tree_expr_nonnegative_warnv_p): Handle FIXED_CST.
11900 (fold_negate_const): Support FIXED_CST.
11901 (fold_relational_const): Support FIXED_CST.
11902 * gimplify.c (omp_firstprivatize_type_sizes): Handle FIXED_POINT_TYPE.
11903 (gimplify_expr): Handle FIXED_CST.
11904 (gimplify_type_sizes): Handle FIXED_POINT_TYPE.
11905 * ipa-prop.c (ipa_callsite_compute_param): Support FIXED_CST.
11906 * ipa-type-escape.c (type_to_consider): Handle FIXED_POINT_TYPE.
11907 * doc/tm.texi (Type Layout): Document SHORT_FRACT_TYPE_SIZE,
11908 FRACT_TYPE_SIZE, LONG_FRACT_TYPE_SIZE, LONG_LONG_FRACT_TYPE_SIZE,
11909 SHORT_ACCUM_TYPE_SIZE, ACCUM_TYPE_SIZE, LONG_ACCUM_TYPE_SIZE,
11910 LONG_LONG_ACCUM_TYPE_SIZE.
11911 * dbxout.c (dbxout_type): Handle FIXED_POINT_TYPE.
11912 * c-aux-info.c (gen_type): Handle FIXED_POINT_TYPE.
11913 * tree-sra.c (is_sra_scalar_type): Support FIXED_POINT_TYPE.
11914 * expmed.c (extract_bit_field): Support MODE_FRACT, MODE_UFRACT,
11915 MODE_ACCUM, and MODE_UACCUM.
11916 * tree-vectorizer.c (vect_is_simple_reduction): Check for saturating
11917 fixed-point types to disable reduction.
11918 * explow.c (promote_mode): Support FIXED_POINT_TYPE.
11920 2007-08-08 David Edelsohn <edelsohn@gnu.org>
11922 * config/rs6000/x-rs6000: New file.
11923 * config/rs6000/darwin.h (CC1_SPEC): Add cc1_cpu.
11924 * config/rs6000/rs6000.h (EXTRA_SPECS): Add cc1_cpu.
11925 (EXTRA_SPEC_FUNCTIONS): Define.
11926 (HAVE_LOCAL_CPU_DETECT): Define.
11927 (CC1_CPU_SPEC): Define.
11928 * config/rs6000/driver-rs6000.c: New file.
11929 * config/rs6000/aix.h (CC1_SPEC): Define.
11930 * config/rs6000/sysv4.h (CC1_SPEC): Add cc1_cpu.
11931 * config.host: Add x-rs6000 to host_xmake_file if host and target
11932 are rs6000 or powerpc.
11934 2007-08-08 Paolo Bonzini <paolo.bonzini@lu.unisi.ch>
11936 * config/i386/t-crtstuff (CRTSTUFF_T_CFLAGS): Use +=.
11938 2007-08-08 Richard Sandiford <richard@codesourcery.com>
11939 Sandra Loosemore <sandra@codesourcery.com>
11940 Chao-ying Fu <fu@mips.com>
11941 Nigel Stephens <nigel@mips.com>
11942 David Ung <davidu@mips.com>
11944 * doc/invoke.texi (-mcode-readable): Document.
11945 * config/mips/mips.opt (mcode-readable): New option.
11946 * config/mips/mips-protos.h (SYMBOL_32_HIGH): New symbol type.
11947 * config/mips/mips.h (mips_code_readable_setting): New enum.
11948 (mips_code_readable): Declare.
11949 (TARGET_MIPS16_TEXT_LOADS, TARGET_MIPS16_PCREL_LOADS): New macros.
11950 (TARGET_MIPS16_SHORT_JUMP_TABLES): New macro.
11951 (JUMP_TABLES_IN_TEXT_SECTION): Use it.
11952 (CASE_VECTOR_MODE, CASE_VECTOR_PC_RELATIVE): Likewise. Remove
11953 boiler-plate comments.
11954 (ASM_OUTPUT_ADDR_DIFF_ELT): Use TARGET_MIPS16_SHORT_JUMP_TABLES.
11955 * config/mips/mips.c (mips_code_readable): New variable.
11956 (mips_classify_symbol): Only return SYMBOL_PC_RELATIVE for
11957 MIPS16 labels if TARGET_MIPS16_SHORT_JUMP_TABLES. Use both the
11958 context and -mcode-readable setting to restrict the use of
11959 SYMBOL_PC_RELATIVE for MIPS16 constant pool references.
11960 Only return TARGET_FORCE_TO_MEM if PC-relative loads are allowed.
11961 (mips_symbolic_constant_p): Handle SYMBOL_32_HIGH.
11962 (mips_blocks_for_constant_p): Only return false for
11963 TARGET_MIPS16_PCREL_LOADS.
11964 (mips_symbol_insns_1): Treat HIGHs as 2 extended instructions
11965 for MIPS16. Handle SYMBOL_32_HIGH.
11966 (mips_const_insns): Allow HIGHs for MIPS16 too.
11967 (mips_unspec_address_offset): New function, split out from...
11968 (mips_unspec_address): ...here.
11969 (mips_output_move): Handle MIPS16 HIGH moves. Use "li" to load
11970 16-bit symbolic constants. Assert approropiate conditions for
11971 using the "la" and "dla" macros.
11972 (mips_handle_option): Handle -mcode-readable=.
11973 (override_options): Use %hi/%lo relocations for TARGET_MIPS16 too.
11974 Set up mips_lo_relocs[SYMBOL_32_HIGH].
11975 (mips_strip_unspec_address): New function, split out from...
11976 (print_operand_reloc): ...here.
11977 (print_operand): Pass constants through mips_strip_unspec_address.
11978 (print_operand_address): Likewise.
11979 (mips_output_mi_thunk): Remove guard of mips16_lay_out_constants.
11980 (mips_select_rtx_section): Remove MIPS16 handling.
11981 (mips16_gp_pseudo_reg): Check currently_expanding_to_rtl.
11982 (mips16_rewrite_pool_refs): Wrap the labels in an address UNSPEC.
11983 (mips16_lay_out_constants): Do nothing unless
11984 TARGET_MIPS16_PCREL_LOADS.
11985 (mips_avoid_hazards): Remove guard of mips16_lay_out_constants.
11986 * config/mips/mips.md: Split HIGHs for MIPS16.
11987 (tablejump): Use TARGET_MIPS16_SHORT_JUMP_TABLES.
11989 2007-08-08 Richard Sandiford <richard@codesourcery.com>
11991 * config/mips/mips-protos.h (mips_emit_move): Declare.
11992 * config/mips/mips.c (mips_emit_move): New function.
11993 (mips_force_temporary): Use mips_emit_move instead of emit_move_insn.
11994 (mips_legitimize_const_move): Likewise.
11995 (mips_legitimize_move): Likewise.
11996 (mips_split_64bit_move): Likewise.
11997 (mips_restore_gp): Likewise.
11998 (mips_load_call_address): Likewise.
11999 (mips_emit_fcc_reload): Likewise.
12000 (mips_set_return_address): Likewise.
12001 (mips_block_move_straight): Likewise.
12002 (mips_block_move_loop): Likewise.
12003 (mips_setup_incoming_varargs): Likewise.
12004 (mips_save_reg): Likewise.
12005 (mips_expand_prologue): Likewise.
12006 (mips_restore_reg): Likewise.
12007 (mips_expand_epilogue): Likewise.
12008 (mips_output_mi_thunk): Likewise.
12009 (build_mips16_call_stub): Likewise.
12010 (mips_builtin_branch_and_move): Likewise.
12011 * config/mips/mips.h (INITIALIZE_TRAMPOLINE): Likewise.
12012 * config/mips/mips.md (fixuns_truncdfsi2): Likewise.
12013 (fixuns_truncdfdi2): Likewise.
12014 (fixuns_truncsfsi2): Likewise.
12015 (fixuns_truncsfdi2): Likewise.
12016 (loadgp_absolute): Likewise.
12017 (builtin_setjmp_setup): Likewise.
12018 (builtin_longjmp): Likewise.
12019 (untyped_call): Likewise.
12021 2007-08-08 Richard Sandiford <richard@codesourcery.com>
12023 * config/mips/mips-protos.h (mips_split_symbol): Add a mode and
12024 an "rtx *" argument. Return a bool.
12025 * config/mips/mips.c (mips_split_symbol): Accept arbitrary source
12026 values and return true if they can be split. Take the same kind of
12027 mode argument as mips_symbol_insns. Add a "lo_sum_out" parameter
12028 and store the lo_sum there if nonnull. Use the symbol type to
12029 determine whether a $gp or HIGH is needed.
12030 (mips_legitimize_address): Update call to mips_split_symbol and
12031 simplify accordingly.
12032 (mips_legitimize_const_move): Likewise.
12033 * config/mips/mips.md: In the combine define_split,
12034 check mips_split_symbol instead of splittable_symbolic_operand.
12035 Update use of mips_split_symbol in the generator code.
12036 * config/mips/predicates.md (splittable_symbolic_operand): Delete.
12038 2007-08-08 Richard Sandiford <richard@codesourcery.com>
12040 * config/mips/mips.c (mips_symbolic_address_p): Delete.
12041 (mips_symbol_insns_1): New function, split out from...
12042 (mips_symbol_insns): ...here. Take a mode argument. Treat loads
12043 and stores separately from load addresses.
12044 (mips_classify_address): Replace uses of mips_symbolic_address_p
12045 with uses of mips_symbol_insns.
12046 (mips_address_insns): Update calls to mips_symbol_insns.
12047 (mips_const_insns): Likewise.
12048 (mips_legitimize_address): Likewise.
12050 2007-08-08 Richard Sandiford <richard@codesourcery.com>
12052 * config/mips/mips-protos.h (SYMBOL_FORCE_TO_MEM): New symbol type.
12053 * config/mips/mips.c (mips_classify_symbol): Skip TARGET_ABICALLS
12054 block for locally-binding symbols if TARGET_ABSOLUTE_ABICALLS.
12055 Return SYMBOL_FORCE_TO_MEM instead of SYMBOL_ABSOLUTE for
12056 non-call contexts if TARGET_MIPS16.
12057 (mips_symbolic_constant_p): Handle SYMBOL_FORCE_TO_MEM.
12058 (mips_symbolic_address_p): Likewise. Remove special TARGET_MIPS16
12059 code for SYMBOL_ABSOLUTE.
12060 (mips_symbol_insns): Likewise.
12062 2007-08-08 Richard Sandiford <richard@codesourcery.com>
12064 * config/mips/mips-protos.h (mips_symbol_context): New enumeration.
12065 * config/mips/mips.c (mips_classify_symbol): Take a context argument.
12066 (mips_symbolic_constant_p): Likewise. Update the call to
12067 mips_classify_symbol.
12068 (mips_classify_address): Update the calls to mips_symbolic_constant_p.
12069 (mips_const_insns): Likewise. Update the call to mips_classify_symbol.
12070 (mips_legitimize_address): Update the call to mips_symbolic_constant_p.
12071 (print_operand_reloc): Add a context argument. Update the call to
12072 mips_symbolic_constant_p.
12073 (print_operand): Update the calls to print_operand_reloc.
12074 (print_operand_address): Use print_operand_reloc rather than
12076 (mips_rewrite_small_data_p): Add a context argument. Update the call
12077 to mips_symbolic_constant_p.
12078 (mips_small_data_pattern_1): Make DATA the containing mem.
12079 Update the call to mips_rewrite_small_data_p.
12080 (mips_rewrite_small_data_1): Likewise.
12081 (mips_use_anchors_for_symbol_p): Update the call to
12082 mips_symbolic_constant_p.
12083 * config/mips/predicates.md (const_call_insn_operand): Likewise.
12084 (splittable_symbolic_operand): Likewise.
12085 (move_operand): Likewise.
12086 (absolute_symbolic_operand): Likewise.
12087 (got_disp_operand): Likewise.
12088 (got_page_ofst_operand): Likewise.
12090 2007-08-08 Richard Sandiford <richard@codesourcery.com>
12092 * config/mips/mips-protos.h (SYMBOL_GENERAL): Rename to...
12093 (SYMBOL_ABSOLUTE): ...this.
12094 (SYMBOL_SMALL_DATA): Rename to...
12095 (SYMBOL_GP_RELATIVE): ...this.
12096 (SYMBOL_CONSTANT_POOL): Rename to...
12097 (SYMBOL_PC_RELATIVE): ...this.
12098 * config/mips/mips.c (mips_classify_symbol, mips_symbolic_constant_p)
12099 (mips_symbolic_address_p, mips_symbol_insns, override_options)
12100 (mips_rewrite_small_data_p, mips_use_anchors_for_symbol_p): Update
12101 after above changes.
12102 * config/mips/predicates.md (const_call_insn_operand): Likewise.
12103 (general_symbolic_operand): Rename to...
12104 (absolute_symbolic_operand): ...this.
12105 * config/mips/mips.md: Update after above changes.
12107 2007-08-08 Vladimir Yanovsky <yanov@il.ibm.com>
12108 Revital Eres <eres@il.ibm.com>
12110 * ddg.c (print_ddg): Add dump information.
12111 * modulo-sched.c (print_node_sched_params): Add parameter and
12113 (calculate_maxii): Remove function.
12114 (undo_generate_reg_moves): Likewise.
12115 (undo_permute_partial_schedule): Likewise.
12116 (kernel_number_of_cycles): Likewise.
12117 (MAXII_FACTOR): New definition to calculate the upper bound of II.
12118 (sms_schedule): Use it. Remove profitability checks.
12119 (sms_schedule_by_order): Fix order of nodes within the cycle.
12121 2007-08-08 Samuel Thibault <samuel.thibault@ens-lyon.org>
12123 * config/i386/gnu.h (STARTFILE_SPEC): Use gcrt0.o in profile mode, add
12124 -profile option, add pie support.
12125 (ENDFILE_SPEC): New spec.
12126 * config/gnu.h (LIB_SPEC): Add -profile option.
12128 2007-08-08 Samuel Thibault <samuel.thibault@ens-lyon.org>
12130 * config/i386/gnu.h (CPP_SPEC): Add -pthread option.
12131 * config/gnu.h (LIB_SPEC): Likewise.
12133 2007-08-07 Yaz Saito <saito@google.com>
12134 Ian Lance Taylor <iant@google.com>
12136 * common.opt (finstrument-functions-exclude-function-list): New
12138 (finstrument-functions-exclude-file-list): New option.
12139 * opts.c (char_p): Define and DEF_VEC.
12140 (flag_instrument_functions_exclude_functions): New static
12142 (flag_instrument_functions_exclude_files): New static variable.
12143 (add_instrument_functions_exclude_list): New static function.
12144 (flag_instrument_functions_exclude_p): New function.
12145 (common_handle_option): Handle new options.
12146 * flags.h (flag_instrument_functions_exclude_p): Declare.
12147 * gimplify.c (gimplify_function_tree): Call
12148 flag_instrument_functions_exclude_p.
12149 * doc/invoke.texi (Option Summary): Mention new options.
12150 (Code Gen Options): Document new options.
12152 2007-08-07 Ian Lance Taylor <iant@google.com>
12154 PR rtl-optimization/32776
12155 * lower-subreg.c (resolve_clobber): Call resolve_reg_notes.
12156 (resolve_use): Likewise.
12157 (decompose_multiword_subregs): Remove "changed" local variable.
12159 2007-08-07 Carlos O'Donell <carlos@codesourcery.com>
12161 * configure.ac: Define HAVE_GNU_AS if $gas_flag is yes.
12162 * configure: Regenerate.
12163 * config.in: Regenerate.
12164 * gcc.c [HAVE_GNU_AS]: Add "%{v} %{w:-W} %{I*} " to asm_options
12167 2007-08-07 Ian Lance Taylor <iant@google.com>
12169 * lower-subreg.c (resolve_clobber): If the clobber has a LIBCALL
12170 note, just delete the insn.
12172 2007-08-07 Andreas Schwab <schwab@suse.de>
12175 * gengtype-lex.l: Ignore backslash/newline pair while scanning a
12178 2007-08-07 Andreas Krebbel <krebbel1@de.ibm.com>
12180 * lower-subreg.c (resolve_subreg_use): Remove assertion.
12181 (find_decomposable_shift_zext, resolve_shift_zext): New functions.
12182 (decompose_multiword_subregs): Use the functions above to decompose
12183 multiword shifts and zero-extends.
12185 2007-08-07 Rask Ingemann Lambertsen <rask@sygehus.dk>
12187 * doc/sourcebuild.texi (Test Directives): Fix "compile" and
12188 "assemble" descriptions which were swapped.
12190 2007-08-06 Chao-ying Fu <fu@mips.com>
12192 * fixed-value.h: New file.
12193 * fixed-value.c: New file.
12194 * Makefile.in (OBJS-common): Add fixed-value.o.
12195 (fixed-value.o): New rule.
12196 (GTFILES): Add fixed-value.h.
12197 * double-int.c (double_int_scmp): We should use unsigned HOST_WIDE_INT
12198 to compare a.low and b.low.
12199 * gengtype.c (main): Handle FIXED_VALUE_TYPE type as scalar typedef.
12201 2007-08-06 H.J. Lu <hongjiu.lu@intel.com>
12202 Daniel Jacobowitz <dan@codesourcery.com>
12205 * config.gcc (x86_64-*-freebsd*): Add i386/t-crtstuff to
12207 (x86_64-*-netbsd*): Likewise.
12208 (x86_64-*-linux*): Likewise.
12209 (x86_64-*-kfreebsd*-gnu): Likewise.
12210 (x86_64-*-knetbsd*-gnu): Likewise.
12211 (i[34567]86-*-solaris2.1[0-9]*): Likewise.
12213 * config/i386/t-linux64 (CRTSTUFF_T_CFLAGS): Removed.
12215 * config/i386/t-crtstuff (CRTSTUFF_T_CFLAGS): Update comments.
12216 Add -fno-asynchronous-unwind-tables.
12218 * config/t-freebsd (CRTSTUFF_T_CFLAGS_S): Add $(CRTSTUFF_T_CFLAGS).
12219 * config/t-libc-ok (CRTSTUFF_T_CFLAGS_S): Likewise.
12220 * config/t-lynx (CRTSTUFF_T_CFLAGS_S): Likewise.
12221 * config/t-netbsd (CRTSTUFF_T_CFLAGS_S): Likewise.
12222 * config/t-svr4 (CRTSTUFF_T_CFLAGS_S): Likewise.
12224 2007-08-06 Steve Ellcey <sje@cup.hp.com>
12226 * config/ia64/ia64.c (ia64_c_mode_for_suffix): New.
12227 (TARGET_C_MODE_FOR_SUFFIX): New.
12229 2007-08-06 Steve Ellcey <sje@cup.hp.com>
12231 * config/ia64/div.md (m2subrf4_cond): Change 'g' to 'G'.
12233 2007-08-06 Steve Ellcey <sje@cup.hp.com>
12235 * config/ia64/ia64.h (MODES_TIEABLE_P): Fix typo.
12237 2007-08-06 H.J. Lu <hongjiu.lu@intel.com>
12239 * config/i386/i386.md: Check TARGET_ macros and optimize_size
12240 before checking function returns in conditional expressions.
12242 2007-08-06 Alfred Minarik <a.minarik@aon.at>
12245 * doc/invoke.texi: Add .hp, .hxx, .hpp, .h, .HPP, .tcc as c++ header.
12247 2008-08-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
12249 PR middle-end/32988
12250 * tree.c (build2_stat): Instead of checking for INTEGER_TYPE, check
12251 for INTEGRAL_TYPE_P.
12253 2008-08-05 Paolo Bonzini <bonzini@gnu.org>
12255 * configure.ac: Remove --enable-checking=df from default settings.
12256 * tree-pass.h (TODO_df_verify): New. Shift TODO_mark_first_instance.
12257 * df-core.c (df_finish_pass) [ENABLE_CHECKING]: Schedule verification
12258 if the parameter is true.
12259 (df_analyze) [!ENABLE_DF_CHECKING]: Also do verification if the
12260 DF_VERIFY_SCHEDULED flag is true.
12261 * df.h (enum df_changeable_flags): Add DF_VERIFY_SCHEDULED.
12262 (df_finish_pass): Adjust prototype.
12263 * passes.c (execute_todo): Schedule verification if TODO_df_verify is
12266 * see.c (pass_see): Add TODO_df_verify.
12267 * loop-init.c (pass_rtl_move_loop_invariants): Add TODO_df_verify.
12268 * global.c (rest_of_handle_global_alloc): Schedule verification
12270 * local-alloc.c (rest_of_handle_local_alloc): Schedule verification
12272 * function.c (pass_thread_prologue_and_epilogue): Add TODO_df_verify.
12273 * gcse.c (rest_of_handle_gcse): Adjust call to df_finish_pass.
12274 * loop-iv.c (iv_analysis_done): Schedule verification after the pass.
12276 * config/sh/sh.c (sh_output_mi_thunk): Remove dead code.
12277 * config/ia64/ia64.c (ia64_reorg): Adjust call to df_finish_pass.
12278 * config/bfin/bfin.c (bfin_reorg): Adjust call to df_finish_pass.
12280 2007-08-05 Vladimir Yanovsky <yanov@il.ibm.com>
12281 Revital Eres <eres@il.ibm.com>
12283 * doc/invoke.texi (-fmodulo-sched-allow-regmoves): Document new
12285 * ddg.c (create_ddg_dependence): Rename to...
12286 (create_ddg_dep_from_intra_loop_link): This. Do not check
12287 for interloop edges. Do not create anti dependence edge when
12288 a true dependence edge exists in the opposite direction and
12289 -fmodulo-sched-allow-regmoves is set.
12290 (build_intra_loop_deps): Call create_ddg_dep_from_intra_loop_link.
12291 (add_cross_iteration_register_deps): Create anti dependence edge
12292 when -fno-modulo-sched-allow-regmoves is set.
12293 * common.opt (-fmodulo-sched-allow-regmoves): New flag.
12295 2007-08-04 Richard Sandiford <richard@codesourcery.com>
12297 * config/arm/arm.md (movsi): Add braces.
12299 2007-08-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
12301 PR middle-end/32780
12302 * fold-const.c (fold_binary <case MINUS_EXPR>): Fix the type of
12303 operands for the folding of "A - (A & B)" into "~B & A"; cast them
12306 2007-08-03 Zdenek Dvorak <ook@ucw.cz>
12308 * tree-ssa-threadupdate.c (thread_through_all_blocks): Use loops'
12309 state accessor functions.
12310 * cfgloopmanip.c (remove_path, create_preheaders,
12311 force_single_succ_latches, fix_loop_structure): Ditto.
12312 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa,
12313 tree_duplicate_loop_to_header_edge): Ditto.
12314 * cfgloopanal.c (mark_irreducible_loops): Ditto.
12315 * loop-init.c (loop_optimizer_init, loop_optimizer_finalize):
12317 * tree-cfgcleanup.c (cleanup_tree_cfg_noloop, repair_loop_structures,
12318 cleanup_tree_cfg): Ditto.
12319 * tree-cfg.c (tree_merge_blocks): Ditto.
12320 * cfgloop.c (rescan_loop_exit, record_loop_exits,
12321 release_recorded_exits, get_loop_exit_edges, verify_loop_structure,
12322 loop_preheader_edge, single_exit): Ditto.
12323 (flow_loops_find): Do not clear loops->state.
12324 * cfgloop.h (loops_state_satisfies_p, loops_state_set,
12325 loops_state_clear): New functions.
12327 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
12329 PR middle-end/32399
12330 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
12331 when adding to the base and convert ELT to sizetype instead of type.
12333 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
12335 PR middle-end/32304
12336 * ipa-reference.c (has_proper_scope_for_analysis): Return false when
12337 the decl's type has TYPE_NEEDS_CONSTRUCTING set.
12339 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
12341 PR middle-end/32935
12342 * fold-convert.c (fold_negate_expr <NOP_EXPR>): Convert back to the
12343 correct type the negate expression.
12345 2007-08-03 Jan Hubicka <jh@suse.cz>
12347 * config/i386/i386.c (setup_incoming_varargs_64): Tolerate 64bit
12348 preferred stack boundary.
12350 2007-08-03 David Edelsohn <edelsohn@gnu.org>
12352 * config/rs6000/rs6000.c (struct processor_cost): Change
12353 l1_cache_lines to l1_cache_size. Add l2_cache_size.
12354 (*_cost): Convert l1 cache information to kilobytes. Add l2 cache
12356 (rios1_costs, rios2_cost): Correct cache line size.
12357 (rs6000_override_options): Set l2-cache-size parameter.
12359 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
12360 Diego Novillo <dnovillo@google.com>
12363 * tree-vrp.c (simplify_div_or_mod_using_ranges): Also simplify
12364 if the range includes 0.
12366 2007-08-03 Ben Elliston <bje@au.ibm.com>
12368 * config/spu/spu.md (dftsv, dftsv_celledp): Attach the appropriate
12369 mode to unspec expressions to silence a warning from the generator
12372 2007-08-02 Steve Ellcey <sje@cup.hp.com>
12374 * config/ia64/constraints.md ("U"): Make constraint vector only.
12376 2007-08-02 Nathan Froyd <froydnj@codesourcery.com>
12378 PR middle-end/25446
12379 * c-objc-common.c (c_cannot_inline_tree_fn): Check for an
12380 always_inline attribute on the function decl.
12382 2007-08-02 Nathan Froyd <froydnj@codesourcery.com>
12384 PR middle-end/25445
12385 * varasm.c (default_binds_local_p_1): Consult flag_whole_program
12386 if we are compiling with -fPIC.
12388 2007-08-02 Sandra Loosemore <sandra@codesourcery.com>
12389 Nigel Stephens <nigel@mips.com>
12391 * longlong.h [__mips__] (count_leading_zeros, COUNT_LEADING_ZEROS_0):
12392 Define for MIPS32 and MIPS64.
12394 2007-08-02 Nick Clifton <nickc@redhat.com>
12396 * config/host-hpux.c: Change copyright header to refer to version
12397 3 of the GNU General Public License and to point readers at the
12398 COPYING3 file and the FSF's license web page.
12399 * config/alpha/predicates.md, config/alpha/vms-ld.c,
12400 config/alpha/linux.h, config/alpha/alpha.opt,
12401 config/alpha/linux-elf.h, config/alpha/vms.h, config/alpha/elf.h,
12402 config/alpha/vms-unwind.h, config/alpha/ev4.md,
12403 config/alpha/ev6.md, config/alpha/alpha.c, config/alpha/vms-cc.c,
12404 config/alpha/alpha.h, config/alpha/sync.md,
12405 config/alpha/openbsd.h, config/alpha/alpha.md,
12406 config/alpha/alpha-modes.def, config/alpha/ev5.md,
12407 config/alpha/alpha-protos.h, config/alpha/freebsd.h,
12408 config/alpha/osf5.h, config/alpha/netbsd.h, config/alpha/vms64.h,
12409 config/alpha/constraints.md, config/alpha/osf.h,
12410 config/alpha/xm-vms.h, config/alpha/unicosmk.h, config/linux.h,
12411 config/frv/predicates.md, config/frv/frv.h, config/frv/linux.h,
12412 config/frv/frv.md, config/frv/frv.opt, config/frv/frv-modes.def,
12413 config/frv/frv-asm.h, config/frv/frv-protos.h,
12414 config/frv/frv-abi.h, config/frv/frv.c, config/s390/tpf.h,
12415 config/s390/s390.c, config/s390/predicates.md, config/s390/s390.h,
12416 config/s390/linux.h, config/s390/tpf.md, config/s390/tpf.opt,
12417 config/s390/2064.md, config/s390/2084.md, config/s390/s390.md,
12418 config/s390/s390.opt, config/s390/s390-modes.def,
12419 config/s390/fixdfdi.h, config/s390/constraints.md,
12420 config/s390/s390-protos.h, config/s390/s390x.h, config/elfos.h,
12421 config/dbxcoff.h, config/m32c/predicates.md, config/m32c/cond.md,
12422 config/m32c/m32c.c, config/m32c/minmax.md, config/m32c/blkmov.md,
12423 config/m32c/m32c-pragma.c, config/m32c/m32c.h,
12424 config/m32c/prologue.md, config/m32c/m32c.abi,
12425 config/m32c/muldiv.md, config/m32c/bitops.md, config/m32c/mov.md,
12426 config/m32c/addsub.md, config/m32c/m32c.md, config/m32c/m32c.opt,
12427 config/m32c/t-m32c, config/m32c/m32c-modes.def,
12428 config/m32c/jump.md, config/m32c/shift.md,
12429 config/m32c/m32c-protos.h, config/libgloss.h,
12430 config/spu/spu-protos.h, config/spu/predicates.md,
12431 config/spu/spu-builtins.h, config/spu/spu.c,
12432 config/spu/spu-builtins.def, config/spu/spu-builtins.md,
12433 config/spu/spu.h, config/spu/spu-elf.h, config/spu/constraints.md,
12434 config/spu/spu.md, config/spu/spu-c.c, config/spu/spu.opt,
12435 config/spu/spu-modes.def, config/spu/t-spu-elf, config/interix.h,
12436 config/sparc/hypersparc.md, config/sparc/predicates.md,
12437 config/sparc/linux.h, config/sparc/sp64-elf.h,
12438 config/sparc/supersparc.md, config/sparc/cypress.md,
12439 config/sparc/openbsd1-64.h, config/sparc/openbsd64.h,
12440 config/sparc/niagara.md, config/sparc/sparc.md,
12441 config/sparc/long-double-switch.opt, config/sparc/ultra3.md,
12442 config/sparc/sparc.opt, config/sparc/sync.md,
12443 config/sparc/sp-elf.h, config/sparc/sparc-protos.h,
12444 config/sparc/ultra1_2.md, config/sparc/biarch64.h,
12445 config/sparc/sparc.c, config/sparc/little-endian.opt,
12446 config/sparc/sysv4-only.h, config/sparc/sparc.h,
12447 config/sparc/linux64.h, config/sparc/freebsd.h,
12448 config/sparc/sol2.h, config/sparc/rtemself.h,
12449 config/sparc/netbsd-elf.h, config/sparc/vxworks.h,
12450 config/sparc/sparc-modes.def, config/sparc/sparclet.md,
12451 config/sparc/sysv4.h, config/vx-common.h, config/netbsd-aout.h,
12452 config/flat.h, config/m32r/m32r.md, config/m32r/predicates.md,
12453 config/m32r/little.h, config/m32r/m32r.c, config/m32r/m32r.opt,
12454 config/m32r/linux.h, config/m32r/constraints.md,
12455 config/m32r/m32r.h, config/m32r/m32r-protos.h, config/vxworks.opt,
12456 config/darwin-c.c, config/darwin.opt, config/i386/i386.h,
12457 config/i386/cygming.h, config/i386/linux.h, config/i386/cygwin.h,
12458 config/i386/i386.md, config/i386/netware-crt0.c,
12459 config/i386/sco5.h, config/i386/mmx.md, config/i386/vx-common.h,
12460 config/i386/kaos-i386.h, config/i386/winnt-stubs.c,
12461 config/i386/netbsd64.h, config/i386/djgpp.h, config/i386/gas.h,
12462 config/i386/sol2.h, config/i386/constraints.md,
12463 config/i386/netware-libgcc.c, config/i386/sysv5.h,
12464 config/i386/predicates.md, config/i386/geode.md,
12465 config/i386/x86-64.h, config/i386/kfreebsd-gnu.h,
12466 config/i386/freebsd64.h, config/i386/vxworksae.h,
12467 config/i386/pentium.md, config/i386/lynx.h, config/i386/i386elf.h,
12468 config/i386/rtemself.h, config/i386/netbsd-elf.h,
12469 config/i386/ppro.md, config/i386/k6.md, config/i386/netware.c,
12470 config/i386/netware.h, config/i386/i386-modes.def,
12471 config/i386/sysv4-cpp.h, config/i386/i386-interix.h,
12472 config/i386/cygwin1.c, config/i386/djgpp.opt, config/i386/uwin.h,
12473 config/i386/unix.h, config/i386/ptx4-i.h, config/i386/xm-djgpp.h,
12474 config/i386/att.h, config/i386/winnt.c, config/i386/beos-elf.h,
12475 config/i386/sol2-10.h, config/i386/darwin64.h, config/i386/sse.md,
12476 config/i386/i386.opt, config/i386/bsd.h, config/i386/cygming.opt,
12477 config/i386/xm-mingw32.h, config/i386/linux64.h,
12478 config/i386/openbsdelf.h, config/i386/xm-cygwin.h,
12479 config/i386/sco5.opt, config/i386/darwin.h, config/i386/mingw32.h,
12480 config/i386/winnt-cxx.c, config/i386/i386-interix3.h,
12481 config/i386/nwld.c, config/i386/nwld.h, config/i386/host-cygwin.c,
12482 config/i386/cygwin2.c, config/i386/i386-protos.h,
12483 config/i386/sync.md, config/i386/openbsd.h,
12484 config/i386/host-mingw32.c, config/i386/i386-aout.h,
12485 config/i386/nto.h, config/i386/biarch64.h,
12486 config/i386/i386-coff.h, config/i386/freebsd.h,
12487 config/i386/driver-i386.c, config/i386/knetbsd-gnu.h,
12488 config/i386/host-i386-darwin.c, config/i386/vxworks.h,
12489 config/i386/crtdll.h, config/i386/i386.c, config/i386/sysv4.h,
12490 config/darwin-protos.h, config/linux.opt, config/sol2.c,
12491 config/sol2.h, config/sh/symbian.c, config/sh/sh-protos.h,
12492 config/sh/linux.h, config/sh/elf.h, config/sh/superh.h,
12493 config/sh/sh4.md, config/sh/coff.h, config/sh/newlib.h,
12494 config/sh/embed-elf.h, config/sh/symbian-pre.h, config/sh/rtems.h,
12495 config/sh/kaos-sh.h, config/sh/sh4a.md, config/sh/constraints.md,
12496 config/sh/sh64.h, config/sh/sh.opt, config/sh/symbian-post.h,
12497 config/sh/sh-c.c, config/sh/predicates.md, config/sh/sh.c,
12498 config/sh/sh.h, config/sh/shmedia.md, config/sh/sh-modes.def,
12499 config/sh/little.h, config/sh/sh1.md, config/sh/sh4-300.md,
12500 config/sh/superh64.h, config/sh/rtemself.h,
12501 config/sh/netbsd-elf.h, config/sh/sh.md, config/sh/vxworks.h,
12502 config/usegas.h, config/svr3.h, config/pdp11/pdp11-protos.h,
12503 config/pdp11/2bsd.h, config/pdp11/pdp11.md, config/pdp11/pdp11.c,
12504 config/pdp11/pdp11.opt, config/pdp11/pdp11-modes.def,
12505 config/pdp11/pdp11.h, config/avr/rtems.h, config/avr/avr-protos.h,
12506 config/avr/predicates.md, config/avr/constraints.md,
12507 config/avr/avr.md, config/avr/avr.c, config/avr/avr.opt,
12508 config/avr/avr.h, config/sol2-protos.h, config/dbxelf.h,
12509 config/lynx.opt, config/crx/crx.h, config/crx/crx-protos.h,
12510 config/crx/crx.md, config/crx/crx.c, config/crx/crx.opt,
12511 config/c4x/c4x-c.c, config/c4x/c4x.c, config/c4x/c4x.opt,
12512 config/c4x/c4x-modes.def, config/c4x/rtems.h,
12513 config/c4x/predicates.md, config/c4x/c4x.h,
12514 config/c4x/c4x-protos.h, config/c4x/c4x.md, config/kfreebsd-gnu.h,
12515 config/xtensa/predicates.md, config/xtensa/xtensa.c,
12516 config/xtensa/linux.h, config/xtensa/xtensa.h,
12517 config/xtensa/elf.h, config/xtensa/xtensa.md,
12518 config/xtensa/xtensa.opt, config/xtensa/constraints.md,
12519 config/xtensa/xtensa-protos.h, config/dbx.h,
12520 config/stormy16/predicates.md, config/stormy16/stormy16.md,
12521 config/stormy16/stormy16.c, config/stormy16/stormy16.opt,
12522 config/stormy16/stormy16.h, config/stormy16/stormy16-protos.h,
12523 config/host-solaris.c, config/fr30/fr30.h,
12524 config/fr30/predicates.md, config/fr30/fr30-protos.h,
12525 config/fr30/fr30.md, config/fr30/fr30.c, config/fr30/fr30.opt,
12526 config/vxworksae.h, config/sol2-c.c, config/lynx.h,
12527 config/m68hc11/m68hc11-protos.h, config/m68hc11/predicates.md,
12528 config/m68hc11/m68hc11.md, config/m68hc11/m68hc11.c,
12529 config/m68hc11/m68hc11.opt, config/m68hc11/m68hc11.h,
12530 config/m68hc11/m68hc12.h, config/openbsd-oldgas.h,
12531 config/host-linux.c, config/interix3.h, config/cris/cris.c,
12532 config/cris/predicates.md, config/cris/linux.h,
12533 config/cris/cris.h, config/cris/aout.h, config/cris/cris.md,
12534 config/cris/linux.opt, config/cris/cris.opt, config/cris/elf.opt,
12535 config/cris/aout.opt, config/cris/cris-protos.h,
12536 config/vxworks-dummy.h, config/netbsd.h, config/netbsd-elf.h,
12537 config/iq2000/iq2000.h, config/iq2000/predicates.md,
12538 config/iq2000/iq2000-protos.h, config/iq2000/iq2000.md,
12539 config/iq2000/iq2000.c, config/iq2000/iq2000.opt,
12540 config/host-darwin.c, config/mt/mt.md, config/mt/mt.c,
12541 config/mt/mt.opt, config/mt/t-mt, config/mt/mt.h,
12542 config/mt/mt-protos.h, config/svr4.h, config/host-darwin.h,
12543 config/chorus.h, config/mn10300/mn10300.c,
12544 config/mn10300/mn10300.opt, config/mn10300/predicates.md,
12545 config/mn10300/mn10300.h, config/mn10300/linux.h,
12546 config/mn10300/constraints.md, config/mn10300/mn10300-protos.h,
12547 config/mn10300/mn10300.md, config/ia64/predicates.md,
12548 config/ia64/itanium1.md, config/ia64/unwind-ia64.h,
12549 config/ia64/ia64-c.c, config/ia64/sync.md, config/ia64/ia64.c,
12550 config/ia64/itanium2.md, config/ia64/ia64.h, config/ia64/vect.md,
12551 config/ia64/freebsd.h, config/ia64/ia64.md,
12552 config/ia64/ia64-modes.def, config/ia64/constraints.md,
12553 config/ia64/hpux.h, config/ia64/ia64-protos.h, config/windiss.h,
12554 config/gofast.h, config/rtems.h, config/sol2-10.h,
12555 config/m68k/predicates.md, config/m68k/m68k.md,
12556 config/m68k/linux.h, config/m68k/m68k-modes.def,
12557 config/m68k/print-sysroot-suffix.sh, config/m68k/m68k-protos.h,
12558 config/m68k/coff.h, config/m68k/m68k-none.h, config/m68k/ieee.opt,
12559 config/m68k/openbsd.h, config/m68k/m68k-aout.h,
12560 config/m68k/m68k.opt, config/m68k/m68020-elf.h,
12561 config/m68k/m68kelf.h, config/m68k/m68k-devices.def,
12562 config/m68k/uclinux-oldabi.h, config/m68k/m68k.c,
12563 config/m68k/constraints.md, config/m68k/rtemself.h,
12564 config/m68k/netbsd-elf.h, config/m68k/m68k.h,
12565 config/m68k/uclinux.h, config/rs6000/power4.md,
12566 config/rs6000/host-darwin.c, config/rs6000/6xx.md,
12567 config/rs6000/linux.h, config/rs6000/eabi.h,
12568 config/rs6000/aix41.opt, config/rs6000/xcoff.h,
12569 config/rs6000/secureplt.h, config/rs6000/linuxspe.h,
12570 config/rs6000/eabialtivec.h, config/rs6000/8540.md,
12571 config/rs6000/darwin8.h, config/rs6000/kaos-ppc.h,
12572 config/rs6000/windiss.h, config/rs6000/603.md,
12573 config/rs6000/aix41.h, config/rs6000/cell.md,
12574 config/rs6000/mpc.md, config/rs6000/aix43.h, config/rs6000/beos.h,
12575 config/rs6000/gnu.h, config/rs6000/rtems.h, config/rs6000/aix.opt,
12576 config/rs6000/darwin.md, config/rs6000/darwin64.h,
12577 config/rs6000/default64.h, config/rs6000/7xx.md,
12578 config/rs6000/darwin.opt, config/rs6000/spe.md,
12579 config/rs6000/rs6000.opt, config/rs6000/rs6000-c.c,
12580 config/rs6000/rios2.md, config/rs6000/linuxaltivec.h,
12581 config/rs6000/7450.md, config/rs6000/linux64.h,
12582 config/rs6000/constraints.md, config/rs6000/440.md,
12583 config/rs6000/darwin.h, config/rs6000/host-ppc64-darwin.c,
12584 config/rs6000/rs6000.c, config/rs6000/aix52.h,
12585 config/rs6000/rs6000.h, config/rs6000/power6.md,
12586 config/rs6000/predicates.md, config/rs6000/altivec.md,
12587 config/rs6000/aix64.opt, config/rs6000/rios1.md,
12588 config/rs6000/rs6000-modes.def, config/rs6000/rs64.md,
12589 config/rs6000/eabisim.h, config/rs6000/sysv4le.h,
12590 config/rs6000/darwin7.h, config/rs6000/dfp.md,
12591 config/rs6000/linux64.opt, config/rs6000/sync.md,
12592 config/rs6000/vxworksae.h, config/rs6000/power5.md,
12593 config/rs6000/lynx.h, config/rs6000/biarch64.h,
12594 config/rs6000/rs6000.md, config/rs6000/sysv4.opt,
12595 config/rs6000/eabispe.h, config/rs6000/e500.h,
12596 config/rs6000/freebsd.h, config/rs6000/rs6000-protos.h,
12597 config/rs6000/netbsd.h, config/rs6000/e500-double.h,
12598 config/rs6000/aix.h, config/rs6000/vxworks.h,
12599 config/rs6000/40x.md, config/rs6000/aix51.h,
12600 config/rs6000/sysv4.h, config/arc/arc-protos.h, config/arc/arc.md,
12601 config/arc/arc.c, config/arc/arc.opt, config/arc/arc-modes.def,
12602 config/arc/arc.h, config/mcore/mcore-elf.h,
12603 config/mcore/mcore-protos.h, config/mcore/predicates.md,
12604 config/mcore/mcore.md, config/mcore/mcore.c,
12605 config/mcore/mcore.opt, config/mcore/mcore.h,
12606 config/mcore/mcore-pe.h, config/darwin.c, config/freebsd-nthr.h,
12607 config/score/predicates.md, config/score/score-version.h,
12608 config/score/score-protos.h, config/score/misc.md,
12609 config/score/elf.h, config/score/score.c, config/score/mac.md,
12610 config/score/score7.md, config/score/score.h,
12611 config/score/score-conv.h, config/score/score-mdaux.c,
12612 config/score/score.md, config/score/score.opt,
12613 config/score/score-modes.def, config/score/score-mdaux.h,
12614 config/score/mul-div.S, config/arm/uclinux-elf.h,
12615 config/arm/semi.h, config/arm/ecos-elf.h, config/arm/arm1020e.md,
12616 config/arm/symbian.h, config/arm/linux-elf.h,
12617 config/arm/arm1026ejs.md, config/arm/arm1136jfs.md,
12618 config/arm/elf.h, config/arm/aout.h, config/arm/arm.c,
12619 config/arm/thumb2.md, config/arm/vec-common.md, config/arm/coff.h,
12620 config/arm/strongarm-pe.h, config/arm/arm.h,
12621 config/arm/cortex-a8-neon.md, config/arm/semiaof.h,
12622 config/arm/cortex-a8.md, config/arm/uclinux-eabi.h,
12623 config/arm/arm-modes.def, config/arm/linux-eabi.h,
12624 config/arm/rtems-elf.h, config/arm/neon-schedgen.ml,
12625 config/arm/arm-cores.def, config/arm/arm-protos.h,
12626 config/arm/vfp.md, config/arm/aof.h, config/arm/linux-gas.h,
12627 config/arm/wince-pe.h, config/arm/neon.md,
12628 config/arm/constraints.md, config/arm/neon.ml,
12629 config/arm/xscale-elf.h, config/arm/strongarm-coff.h,
12630 config/arm/arm.opt, config/arm/arm926ejs.md,
12631 config/arm/predicates.md, config/arm/iwmmxt.md,
12632 config/arm/arm_neon.h, config/arm/unknown-elf.h,
12633 config/arm/kaos-arm.h, config/arm/bpabi.h, config/arm/pe.opt,
12634 config/arm/neon-testgen.ml, config/arm/arm.md,
12635 config/arm/xscale-coff.h, config/arm/pe.c,
12636 config/arm/arm-generic.md, config/arm/pe.h,
12637 config/arm/kaos-strongarm.h, config/arm/freebsd.h,
12638 config/arm/neon-docgen.ml, config/arm/netbsd.h, config/arm/fpa.md,
12639 config/arm/strongarm-elf.h, config/arm/cirrus.md,
12640 config/arm/netbsd-elf.h, config/arm/vxworks.h,
12641 config/arm/neon-gen.ml, config/kaos.h, config/darwin-driver.c,
12642 config/pa/predicates.md, config/pa/pa64-hpux.h,
12643 config/pa/pa-hpux.opt, config/pa/som.h, config/pa/pa-hpux1010.opt,
12644 config/pa/pa-hpux1111.opt, config/pa/pa-pro-end.h,
12645 config/pa/elf.h, config/pa/fptr.c, config/pa/pa64-linux.h,
12646 config/pa/pa.md, config/pa/pa.opt, config/pa/pa-hpux.h,
12647 config/pa/pa-hpux10.h, config/pa/pa-hpux11.h,
12648 config/pa/pa-hpux1010.h, config/pa/pa-protos.h,
12649 config/pa/pa-osf.h, config/pa/pa-hpux1111.h, config/pa/pa-64.h,
12650 config/pa/milli64.S, config/pa/pa.c, config/pa/pa-linux.h,
12651 config/pa/pa.h, config/pa/pa32-linux.h, config/pa/pa64-hpux.opt,
12652 config/pa/pa64-regs.h, config/pa/pa-modes.def,
12653 config/pa/constraints.md, config/darwin9.h, config/mips/4100.md,
12654 config/mips/linux.h, config/mips/elfoabi.h, config/mips/elf.h,
12655 config/mips/sdb.h, config/mips/windiss.h, config/mips/rtems.h,
12656 config/mips/3000.md, config/mips/iris5.h, config/mips/5000.md,
12657 config/mips/7000.md, config/mips/9000.md, config/mips/4600.md,
12658 config/mips/linux64.h, config/mips/elforion.h,
12659 config/mips/constraints.md, config/mips/generic.md,
12660 config/mips/predicates.md, config/mips/4300.md,
12661 config/mips/mips-ps-3d.md, config/mips/iris.h, config/mips/24k.md,
12662 config/mips/mips.md, config/mips/mips.opt, config/mips/4k.md,
12663 config/mips/5k.md, config/mips/vr4120-div.S,
12664 config/mips/openbsd.h, config/mips/iris6.h, config/mips/4000.md,
12665 config/mips/mips-protos.h, config/mips/6000.md,
12666 config/mips/mips.c, config/mips/mips.h, config/mips/r3900.h,
12667 config/mips/74k.md, config/mips/netbsd.h, config/mips/vxworks.h,
12668 config/mips/mips-modes.def, config/mips/vr.h,
12669 config/soft-fp/t-softfp, config/openbsd.h, config/ptx4.h,
12670 config/freebsd-spec.h, config/vax/vax.c, config/vax/openbsd.h,
12671 config/vax/vax.h, config/vax/elf.h, config/vax/vax.md,
12672 config/vax/bsd.h, config/vax/vax.opt, config/vax/vax-modes.def,
12673 config/vax/openbsd1.h, config/vax/netbsd.h,
12674 config/vax/vax-protos.h, config/vax/netbsd-elf.h,
12675 config/vax/vaxv.h, config/vax/ultrix.h, config/freebsd.h,
12676 config/h8300/rtems.h, config/h8300/predicates.md,
12677 config/h8300/h8300.c, config/h8300/h8300.h, config/h8300/elf.h,
12678 config/h8300/h8300.md, config/h8300/h8300.opt,
12679 config/h8300/coff.h, config/h8300/h8300-protos.h,
12680 config/v850/v850.md, config/v850/predicates.md,
12681 config/v850/v850-c.c, config/v850/v850.c, config/v850/v850.opt,
12682 config/v850/v850.h, config/v850/v850-protos.h, config/vxworks.c,
12683 config/knetbsd-gnu.h, config/sol2-6.h, config/vxworks.h,
12684 config/mmix/mmix.h, config/mmix/predicates.md,
12685 config/mmix/mmix-protos.h, config/mmix/mmix.md,
12686 config/mmix/mmix.c, config/mmix/mmix.opt,
12687 config/mmix/mmix-modes.def, config/bfin/bfin.opt,
12688 config/bfin/rtems.h, config/bfin/bfin-modes.def,
12689 config/bfin/predicates.md, config/bfin/bfin-protos.h,
12690 config/bfin/bfin.c, config/bfin/bfin.h, config/bfin/bfin.md:
12693 2007-08-02 Richard Sandiford <richard@codesourcery.com>
12695 * emit-rtl.c (reset_used_decls): Rename to...
12696 (set_used_decls): ...this. Set the used flag rather than clearing it.
12697 (unshare_all_rtl_again): Update accordingly. Set flags on argument
12698 DECL_RTLs rather than resetting them.
12700 2007-08-02 Andreas Krebbel <krebbel1@de.ibm.com>
12702 * config/s390/s390.md ("*xordi3_cconly"): Change xr to xg.
12704 2007-08-01 Sandra Loosemore <sandra@codesourcery.com>
12706 * reload.c (find_reloads_address_part): Pass correct MEMREFLOC
12707 argument to find_reloads_address.
12709 2007-08-01 Daniel Jacobowitz <dan@codesourcery.com>
12711 PR tree-optimization/32919
12712 * tree-ssa-sccvn.c (visit_phi): Do not visit abnormal PHIs.
12713 * tree-ssa-coalesce.c (ssa_conflicts_dump): New.
12714 (coalesce_ssa_name): Call it.
12716 2007-08-01 Sandra Loosemore <sandra@codesourcery.com>
12717 David Ung <davidu@mips.com>
12719 * config/mips/mips16.S (__mips16_unordsf2, __mips16_floatunsisf): New.
12720 (__mips16_unorddf2, __mips16_floatunsidf): New.
12721 * config/mips/mips.c (mips_init_libfuncs): Add optab entries for
12723 * config/mips/t-libgcc-mips16 (LIB1ASMFUNCS): Add new functions.
12725 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
12727 * tree-pretty-print.c (dump_generic_node): Dump OMP_SECTIONS_SWITCH.
12728 Display new operands of OMP_SECTIONS and OMP_CONTINUE.
12729 * tree.h (OMP_SECTIONS_CONTROL): New macro.
12730 (OMP_DIRECTIVE_P): Add OMP_SECTIONS_SWITCH.
12731 * omp-low.c (get_ws_args_for, determine_parallel_type,
12732 expand_omp_for_generic, expand_omp_for_static_nochunk,
12733 expand_omp_for_static_chunk, expand_omp_for, expand_omp_sections):
12734 Work with more precise CFG.
12735 (build_omp_regions_1): Handle OMP_SECTIONS_SWITCH.
12736 (lower_omp_sections): Emit OMP_SECTIONS_SWITCH. Add arguments to
12738 * tree-gimple.c (is_gimple_stmt): Handle OMP_SECTIONS_SWITCH.
12739 * gimple-low.c (lower_stmt): Ditto.
12740 * tree-inline.c (estimate_num_insns_1): Ditto.
12741 * tree.def (OMP_SECTIONS, OMP_CONTINUE): Added new operands.
12742 (OMP_SECTIONS_SWITCH): New.
12743 * tree-cfgcleanup.c (cleanup_omp_return): New.
12744 (cleanup_tree_cfg_bb): Call cleanup_omp_return.
12745 * tree-cfg.c (make_edges): Create back edges for OMP_CONTINUE
12746 and exit edge for OMP_FOR. Handle OMP_SECTIONS_SWITCH.
12747 (tree_redirect_edge_and_branch): Handle omp constructs.
12749 * fortran/trans-openmp.c (gfc_trans_omp_sections): Build OMP_SECTIONS
12750 with three arguments.
12752 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
12754 * tree-cfg.c (tree_merge_blocks): Preserve loop exit phi nodes only
12755 in loop closed ssa.
12757 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
12759 * tree-ssa-threadupdate.c (thread_through_all_blocks): Record that
12760 the loop structures may need fixing.
12761 * tree-cfgcleanup.c (cleanup_tree_cfg_noloop, repair_loop_structures):
12763 (cleanup_tree_cfg_loop): Removed.
12764 (cleanup_tree_cfg): If loops need fixing, call repair_loop_structures.
12765 * tree-predcom.c (tree_predictive_commoning): Return TODO_cleanup_cfg
12766 instead of running cleanup_tree_cfg_loop.
12767 * cfgloop.h (LOOPS_NEED_FIXUP): New constant.
12768 * tree-flow.h (cleanup_tree_cfg_loop): Declaration removed.
12769 (tree_predictive_commoning): Declaration changed.
12770 * passes.c (execute_function_todo): Do not use cleanup_tree_cfg_loop.
12772 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
12774 * doc/invoke.texi (l1-cache-size): Update documentation.
12775 (l2-cache-size): Document.
12776 * params.h (L2_CACHE_SIZE): New macro.
12777 * tree-ssa-loop-prefetch.c (L1_CACHE_SIZE_BYTES): Reflect
12778 that L1_CACHE_SIZE is in kB now.
12779 (L2_CACHE_SIZE_BYTES): New macro.
12780 (tree_ssa_prefetch_arrays): Show size in kB.
12781 * config/i386/i386.h (struct processor_costs): Add l1_cache_size
12782 and l2_cache_size fields.
12783 * config/i386/driver-i386.c (describe_cache): Detect cache size
12785 * config/i386/i386.c (size_cost, i386_cost, i486_cost,pentium_cost,
12786 pentiumpro_cost, geode_cost, k6_cost, athlon_cost, k8_cost,
12787 amdfam10_cost, pentium4_cost, nocona_cost, core2_cost,
12788 generic64_cost, generic32_cost): Add l1_cache_size and l2_cache_size.
12789 (override_options): Set l1-cache-size and l2-cache-size to default
12790 values if not specified otherwise.
12791 * params.def (PARAM_L1_CACHE_SIZE): Change to set in kB.
12792 (PARAM_L2_CACHE_SIZE): New.
12794 2007-08-01 Nigel Stephens <nigel@mips.com>
12795 David Ung <davidu@mips.com>
12796 Thiemo Seufer <ths@mips.com>
12797 Chris Dearman <chris@mips.com>
12798 Richard Sandiford <richard@codesourcery.com>
12800 * config.gcc (mips*-sde-elf*): New stanza.
12801 (mipsisa32-*-elf*, mipsisa32el-*-elf*, mipsisa32r2-*-elf*)
12802 (mipsisa32r2el-*-elf*, mipsisa64-*-elf*, mipsisa64el-*-elf*)
12803 (mipsisa64sb1-*-elf*, mipsisa64sb1el-*-elf*, mips-*-elf*)
12804 (mipsel-*-elf*, mips64-*-elf*, mips64el-*-elf*, mips64orion-*-elf*)
12805 (mips64orionel-*-elf*, mips*-*-rtems*, mips-wrs-windiss)
12806 (mipstx39-*-elf*, mipstx39el-*-elf*): Add mips/t-libgcc-mips16
12808 * config/mips/sde.h: New file.
12809 * config/mips/t-libgcc-mips16: Likewise.
12810 * config/mips/t-sde: Likewise.
12811 * config/mips/linux.h (TARGET_OS_CPP_BUILTINS): Remove settings
12812 of _ABIN32, _ABI64, _ABIO32, _MIPS_SIM, _MIPS_SZLONG, _MIPS_SZPTR,
12813 _MIPS_FPSET and _MIPS_SZINT.
12814 * config/mips/iris.h (TARGET_OS_CPP_BUILTINS): Likewise.
12815 * config/mips/elfoabi.h (DRIVER_SELF_SPECS): Remove separate
12816 insertion of a default -mips option. Use MIPS_32BIT_OPTION_SPEC.
12817 * config/mips/t-isa3264 (LIB1ASMSRC, LIB1ASMFUNCS): Delete.
12818 * config/mips/t-r3900 (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
12819 * config/mips/t-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
12820 * config/mips/mips.h (TARGET_CPU_CPP_BUITINS): Define _ABIO32,
12821 _ABIN32, _ABI64, _ABIO64, _MIPS_SIM, _MIPS_SZINT, _MIPS_SZLONG,
12822 _MIPS_SZPTR and _MIPS_FPSET.
12823 (MIPS_ISA_LEVEL_SPEC): Inject the default -mips option if no
12824 architecture is specified.
12825 (MIPS_32BIT_OPTION_SPEC): New macro.
12827 2007-07-31 Dan Hipschman <dsh@google.com>
12829 * gcc.c (end_going_arg): New function.
12830 (do_spec_2): Use it.
12831 (do_spec_1): Use it.
12833 2007-07-31 H.J. Lu <hongjiu.lu@intel.com>
12835 * ddg.c (add_cross_iteration_register_deps): Declare bb_info
12836 only if ENABLE_CHECKING is defined.
12838 2007-07-31 Kenneth Zadeck <zadeck@naturalbridge.com>
12840 * df.h (DF_RU, DF_RU_BB_INFO, df_ru_bb_info, df_ru,
12841 df_ru_add_problem, df_ru_get_bb_info): Removed.
12842 (DF_RD, DF_UREC, DF_CHAIN, DF_NOTE): Renumbered.
12843 * df-problems.c (df_ru_problem_data, df_ru_set_bb_info,
12844 df_ru_free_bb_info, df_ru_alloc,
12845 df_ru_bb_local_compute_process_def,
12846 df_ru_bb_local_compute_process_use, df_ru_bb_local_compute,
12847 df_ru_local_compute, df_ru_init_solution, df_ru_confluence_n,
12848 df_ru_transfer_function, df_ru_free, df_ru_start_dump,
12849 df_ru_top_dump, df_ru_bottom_dump, df_problem problem_RU,
12850 df_ru_add_problem): Removed.
12852 2007-07-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12855 * pa.md (casesi32): Use match_scratch. Revise insn condition.
12856 (casesi32p, casesi64p): Likewise.
12857 (casesi): Adjust for above.
12859 2007-07-31 Richard Sandiford <richard@codesourcery.com>
12861 * mode-switching.c (create_pre_exit): Don't search past calls.
12863 2007-07-31 Sandra Loosemore <sandra@codesourcery.com>
12865 * config/mips/mips.h (ISA_HAS_SYNCI): Add !TARGET_MIPS16 test.
12867 2007-07-31 Revital Eres <eres@il.ibm.com>
12869 * ddg.c (add_deps_for_def): Rename to...
12870 (add_cross_iteration_register_deps): This. Change implementation
12871 to use only reaching def and def-use chains to construct the
12872 inter loop dependencies.
12873 (add_deps_for_use): Remove function.
12874 (build_inter_loop_deps): Call add_cross_iteration_register_deps
12875 function to build the inter loop dependencies.
12876 * modulo-sched.c (sms_schedule): Build only
12877 reaching def and def-use chains for the propose of the ddg
12880 2007-07-31 Julian Brown <julian@codesourcery.com>
12882 * config/arm/neon.md (vec_set<mode>_internal, vec_setv2di_internal):
12883 New define_insns. Use correct RTL.
12884 (vec_set<mode>): Write as expander.
12886 2007-07-31 Razya Ladelsky <razya@il.ibm.com>
12888 * matrix-reorg.c (analyze_matrix_allocation_site): Avoid referring
12889 to an unallocated space.
12891 2007-07-30 Jan Sjodin <jan.sjodin@amd.com>
12894 (split_constant_offset): Enable split_constant_offset to extract
12895 constants from other statements.
12896 * tree-vect-transform.c
12897 (vect_create_addr_base_for_vector_ref): Generate data_ref_base
12898 to a temp var. Force base_offset to be simple.
12900 2007-07-30 Seongbae Park <seongbae.park@gmail.com>
12902 * df-scan.c (df_scan_verify): Remove artificial limit on
12903 the number of blocks for verification.
12904 * df-problems.c (df_lr_bb_local_compute, df_simulate_find_defs,
12905 df_simulate_defs): Avoid unnecessary insn checking for defs.
12907 2007-07-29 Mark Mitchell <mark@codesourcery.com>
12909 * config/m68k/lb1sf68.asm (FUNC): New macro.
12910 (__mulsi3): Use it.
12911 (__udivsi3): Likewise.
12912 (__divsi3): Likewise.
12913 (__umodsi3): Likewise.
12914 (__modsi3): Likewise.
12915 (__subdf3): Likewise.
12916 (__adddf3): Likewise.
12917 (__muldf3): Likewise.
12918 (__divdf3): Likewise.
12919 (__negdf2): Likewise.
12920 (__cmpdf2): Likewise.
12921 (__subsf3): Likewise.
12922 (__addsf3): Likewise.
12923 (__mulsf3): Likewise.
12924 (__divsf3): Likewise.
12925 (__negsf2): Likewise.
12926 (__cmpsf2): Likewise.
12927 (__eqdf2): Likewise.
12928 (__nedf2): Likewise.
12929 (__gtdf2): Likewise.
12930 (__gedf2): Likewise.
12931 (__ltdf2): Likewise.
12932 (__ledf2): Likewise.
12933 (__eqsf2): Likewise.
12934 (__nesf2): Likewise.
12935 (__gtsf2): Likewise.
12936 (__gesf2): Likewise.
12937 (__ltsf2): Likewise.
12938 (__lesf2): Likewise.
12940 2007-07-30 Ollie Wild <aaw@google.com>
12942 * c-ppoutput.c (print_lines_directives_only): New function.
12943 (scan_translation_unit_directives_only): New function.
12944 (preprocess_file): Add call to scan_translation_unit_directives_only.
12945 * c-opts.c (c_common_handle_option): Add OPT_fdirectives_only.
12946 (sanitize_cpp_opts): Add default flag_dump_macros setting for
12947 -fdirectives-only. Add errors for -fdirectives-only conflict with
12948 -Wunused-macros and -traditional.
12949 (finish_options): Add builtin macro initialization for
12950 -fdirectives-only + -fpreprocessed.
12951 * c.opt (fdirectives-only): New.
12952 * doc/cppopts.texi (fdirectives-only): New.
12954 2007-07-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12956 * alias.c (record_set, memory_modified_1): Constify.
12957 * bt-load.c (note_btr_set): Likewise.
12958 * caller-save.c (mark_set_regs, add_stored_regs): Likewise.
12959 * combine.c (set_nonzero_bits_and_sign_copies,
12960 expand_field_assignment, record_dead_and_set_regs_1,
12961 use_crosses_set_p, reg_dead_at_p_1, can_combine_p,
12962 likely_spilled_retval_1): Likewise.
12963 * config/frv/frv.c (frv_registers_update_1, frv_io_check_address,
12964 frv_io_handle_set): Likewise.
12965 * config/mips/mips.c (mips_sim_record_set,
12966 vr4130_true_reg_dependence_p_1): Likewise.
12967 * config/mt/mt.c (insn_dependent_p_1): Likewise.
12968 * config/s390/s390.c (s390_reg_clobbered_rtx): Likewise.
12969 * config/sh/sh.c (flow_dependent_p_1): Likewise.
12970 * cselib.c (cselib_invalidate_rtx_note_stores): Likewise.
12971 * dce.c (mark_nonreg_stores_1, mark_nonreg_stores_2): Likewise.
12972 * ddg.c (mark_mem_store): Likewise.
12973 * df-problems.c (df_urec_mark_reg_change): Likewise.
12974 * function.c (update_epilogue_consts): Likewise.
12975 * gcse.c (record_set_info, record_last_set_info,
12976 mems_conflict_for_gcse_p, canon_list_insert, reg_set_info,
12977 reg_clear_last_set): Likewise.
12978 * global.c (mark_reg_store, mark_reg_clobber, reg_becomes_live):
12980 * jump.c (reversed_comparison_code_parts): Likewise.
12981 * local-alloc.c (validate_equiv_mem_from_store, no_equiv,
12982 reg_is_set): Likewise.
12983 * loop-iv.c (mark_altered): Likewise.
12984 * mode-switching.c (reg_becomes_live): Likewise.
12985 * optabs.c (no_conflict_move_test): Likewise.
12986 * postreload-gcse.c (record_last_set_info, find_mem_conflicts):
12988 * postreload.c (reload_combine_note_store, move2add_note_store):
12990 * regmove.c (flags_set_1): Likewise.
12991 * regrename.c (note_sets, kill_clobbered_value, kill_set_value):
12993 * reload1.c (mark_not_eliminable, forget_old_reloads_1):
12995 * resource.c (update_live_status): Likewise.
12996 * rtl.h (set_of, note_stores): Likewise.
12997 * rtlanal.c (set_of_1, parms_set, struct set_of_data, set_of,
12998 note_stores, parms_set): Likewise.
12999 * sched-rgn.c (sets_likely_spilled_1): Likewise.
13000 * stack-ptr-mod.c (notice_stack_pointer_modification_1):
13002 * var-tracking.c (count_stores, add_stores): Likewise.
13004 2007-07-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13006 * alias.c (mems_in_disjoint_alias_sets_p,
13007 fixed_scalar_and_varying_struct_p, aliases_everything_p,
13008 nonoverlapping_component_refs_p, nonoverlapping_memrefs_p,
13009 write_dependence_p, mems_in_disjoint_alias_sets_p,
13010 read_dependence, true_dependence, canon_true_dependence,
13011 anti_dependence, output_dependence): Constify.
13012 * combine.c (extended_count): Likewise.
13013 * cse.c (cse_rtx_varies_p, hash_rtx, exp_equiv_p): Likewise.
13014 * cselib.c (get_value_hash, references_value_p,
13015 cselib_reg_set_mode, cselib_rtx_varies_p): Likewise.
13016 * cselib.h (cselib_reg_set_mode, references_value_p): Likewise.
13017 * emit-rtl.c (mem_expr_equal_p, active_insn_p): Likewise.
13018 * function.c (contains, prologue_epilogue_contains,
13019 sibcall_epilogue_contains): Likewise.
13020 * jump.c (simplejump_p, condjump_p, condjump_in_parallel_p,
13021 pc_set, any_uncondjump_p, any_condjump_p, onlyjump_p,
13022 only_sets_cc0_p, sets_cc0_p, rtx_renumbered_equal_p, true_regnum,
13023 reg_or_subregno): Likewise.
13024 * recog.c (asm_noperands): Likewise.
13025 * reload1.c (function_invariant_p): Likewise.
13026 * rtl.h (mem_expr_equal_p, active_insn_p, rtx_varies_p,
13027 rtx_addr_varies_p, asm_noperands, exp_equiv_p, hash_rtx,
13028 condjump_p, any_condjump_p, any_uncondjump_p, pc_set,
13029 simplejump_p, onlyjump_p, only_sets_cc0_p, sets_cc0_p,
13030 true_regnum, reg_or_subregno, condjump_in_parallel_p,
13031 extended_count, prologue_epilogue_contains,
13032 sibcall_epilogue_contains, function_invariant_p, true_dependence,
13033 canon_true_dependence, read_dependence, anti_dependence,
13034 output_dependence): Likewise.
13035 * rtlanal.c (rtx_varies_p, rtx_addr_varies_p): Likewise.
13037 2007-07-30 Julian Brown <julian@codesourcery.com>
13039 * config/arm/neon.md (V_ext): New mode attribute.
13040 (neon_vget_lane<mode>): Replace with define_expand.
13041 (neon_vget_lane<mode>_sext_internal)
13042 (neon_vget_lane<mode>_zext_internal): New define_insns for double
13043 and quad precision vectors.
13044 (neon_vget_lanedi): Add bounds check. Remove dead comment.
13045 * config/arm/neon.ml (get_lane): Make 32-bit get-lane intrinsics
13046 have typeless 32-bit result.
13048 2007-07-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
13051 * tree-affine.h (aff_tree): The type of rest is sizetype for types
13053 * tree-affine.c (aff_combination_scale): If type is a pointer type,
13054 use sizetype for rest.
13055 (aff_combination_add_elt): Likewise. Don't specialize pointer types.
13056 (aff_combination_convert): Don't convert rest for pointer types.
13058 2007-07-28 Daniel Berlin <dberlin@dberlin.org>
13060 * Makefile.in (tree-ssa-alias.o): Add alloc-pool.h
13062 * tree-ssa-alias.c: Add alloc-pool.h.
13063 (init_alias_info): Free alias_bitmap_obstack.
13064 (delete_alias_info): Call delete_mem_ref_stats.
13065 (get_mem_sym_stats_for): Use alloc_pool.
13066 (init_mem_ref_stats): Do not delete mem_ref_stats here.
13067 (delete_mem_sym_stats): Removed.
13069 2007-07-29 Sebastian Pop <sebpop@gmail.com>
13071 * tree-data-ref.c (add_multivariate_self_dist): Parametric access
13072 functions cannot be represented as classical distance vectors.
13074 2007-07-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13076 * attribs.c (hash_attr, eq_attr, init_attributes): Constify.
13077 * builtins.c (validate_arg, builtin_mathfn_code,
13078 validate_arglist): Likewise.
13079 * calls.c (call_expr_flags): Likewise.
13080 * combine.c (reg_nonzero_bits_for_combine,
13081 reg_num_sign_bit_copies_for_combine, get_last_value,
13082 reg_truncated_to_mode): Likewise.
13083 * emit-rtl.c (subreg_lowpart_p): Likewise.
13084 * expr.c (highest_pow2_factor_for_target,
13085 categorize_ctor_elements_1, categorize_ctor_elements,
13086 count_type_elements, contains_packed_reference,
13087 highest_pow2_factor, highest_pow2_factor_for_target): Likewise.
13088 * fold-const.c (may_negate_without_overflow_p, int_const_binop,
13089 fold_convertible_p, operand_equal_p, tree_swap_operands_p,
13090 native_encode_int, native_encode_real, native_encode_complex,
13091 native_encode_vector, native_encode_expr, native_interpret_int,
13092 native_interpret_real, native_interpret_complex,
13093 native_interpret_vector, native_interpret_expr): Likewise.
13094 * function.c (use_register_for_decl): Likewise.
13095 * gimplify.c (get_name): Likewise.
13096 * langhooks-def.h (lhd_return_null_const_tree): New.
13097 (LANG_HOOKS_GET_CALLEE_FNDECL): Use it.
13098 * langhooks.c (lhd_return_null_const_tree): New.
13099 * langhooks.h (lang_get_callee_fndecl): Constify.
13100 * output.h (constructor_static_from_elts_p): Likewise.
13101 * rtl-factoring.c (gen_symbol_ref_rtx_for_label): Likewise.
13102 * rtl.h (nonzero_bits, num_sign_bit_copies, truncated_to_mode,
13103 subreg_lowpart_p, noop_move_p, struct rtl_hooks): Likewise.
13104 * rtlanal.c (cached_nonzero_bits, nonzero_bits1,
13105 cached_num_sign_bit_copies, num_sign_bit_copies1, noop_move_p,
13106 nonzero_bits, num_sign_bit_copies, truncated_to_mode): Likewise.
13107 * rtlhooks-def.h (reg_nonzero_bits_general,
13108 reg_num_sign_bit_copies_general, reg_truncated_to_mode_general):
13110 * rtlhooks.c (reg_num_sign_bit_copies_general,
13111 reg_nonzero_bits_general, reg_truncated_to_mode_general):
13113 * stmt.c (warn_if_unused_value, is_body_block): Likewise.
13114 * stor-layout.c (mode_for_size_tree): Likewise.
13115 * tree-ssa-loop-im.c (memref_eq): Likewise.
13116 * tree-ssa-loop-ivopts.c (tree_int_cst_sign_bit): Likewise.
13117 * tree.c (contains_placeholder_p, type_list_equal,
13118 simple_cst_equal, get_callee_fndecl, operand_equal_for_phi_arg_p):
13120 * tree.h (tree_int_cst_sign_bit, may_negate_without_overflow_p,
13121 mode_for_size_tree, categorize_ctor_elements, count_type_elements,
13122 contains_placeholder_p, contains_packed_reference,
13123 get_callee_fndecl, operand_equal_for_phi_arg_p,
13124 warn_if_unused_value, is_body_block, native_encode_expr,
13125 native_interpret_expr, fold_convertible_p, operand_equal_p,
13126 int_const_binop, tree_swap_operands_p, builtin_mathfn_code,
13127 validate_arglist, simple_cst_equal, type_list_equal,
13128 use_register_for_decl, call_expr_flags, get_name,
13129 highest_pow2_factor): Likewise.
13130 (const_call_expr_arg_iterator_d,
13131 init_const_call_expr_arg_iterator, next_const_call_expr_arg,
13132 first_const_call_expr_arg, more_const_call_expr_args_p,
13133 FOR_EACH_CONST_CALL_EXPR_ARG): New.
13134 * varasm.c (constructor_static_from_elts_p): Constify.
13136 2007-07-28 Kazu Hirata <kazu@codesourcery.com>
13138 * cfglayout.c, config/arm/arm.c, config/arm/cortex-a8.md,
13139 config/arm/neon-schedgen.ml, config/arm/neon.ml,
13140 config/arm/vec-common.md, config/ia64/div.md, cselib.c,
13141 df-core.c, df.h, dominance.c, optabs.c, opts.c, reg-stack.c,
13142 regstat.c, target.h, tree-ssa-live.c, tree-ssa-pre.c,
13143 tree-vect-transform.c, tree.def: Fix comment typos. Follow
13144 spelling conventions.
13145 * doc/invoke.texi: Follow spelling conventions.
13147 2007-07-29 Vladimir Yanovsky <yanov@il.ibm.com>
13148 Revital Eres <eres@il.ibm.com>
13150 * modulo-sched.c (sms_schedule): Avoid loops which includes
13151 auto-increment instructions.
13153 2007-07-28 Richard Guenther <rguenther@suse.de>
13155 PR middle-end/32920
13156 * fold-const.c (fold_cond_expr_with_comparison): Convert
13157 operand zero of MIN/MAX_EXPR to correct type.
13159 2007-07-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13161 * calls.c (special_function_p, setjmp_call_p, alloca_call_p,
13162 flags_from_decl_or_type): Constify.
13163 * gcc.c (do_spec_1): Likewise.
13164 * print-tree.c (dump_addr, print_node_brief): Likewise.
13165 * tree-cfg.c (stmt_starts_bb_p, is_ctrl_stmt, computed_goto_p,
13166 simple_goto_p, tree_can_make_abnormal_goto, stmt_starts_bb_p,
13167 tree_purge_all_dead_eh_edges): Likewise.
13168 * tree-flow.h (is_ctrl_stmt, computed_goto_p, simple_goto_p,
13169 tree_can_make_abnormal_goto, tree_purge_all_dead_eh_edges):
13171 * tree.c (expr_location, expr_has_location, expr_locus,
13172 expr_filename, expr_lineno, get_inner_array_type,
13173 fields_compatible_p): Likewise.
13174 * tree.h (get_inner_array_type, fields_compatible_p,
13175 expr_location, expr_has_location, expr_locus, expr_filename,
13176 expr_lineno, dump_addr, print_node_brief, flags_from_decl_or_type,
13177 setjmp_call_p, alloca_call_p): Likewise.
13179 2007-07-28 Daniel Berlin <dberlin@dberlin.org>
13181 * timevar.def: Add TV_CALL_CLOBBER, TV_FLOW_SENSITIVE,
13182 TV_FLOW_INSENSITIVE.
13184 * tree-ssa-alias.c (compute_call_clobbered): Push/pop
13186 (compute_flow_sensitive_aliasing): Ditto for TV_FLOW_SENSITIVE.
13187 (compute_flow_insensitive_aliasing): Ditto for
13188 TV_FLOW_INSENSITIVE.
13190 2007-07-27 Jan Hubicka <jh@suse.cz>
13192 * config/i386/i386.c (register_move_cost): Remove accidentally
13193 comitted #if 0 block.
13195 * attribs.c: Include hashtab.h
13196 (attribute_hash): New.
13197 (substring): New structure.
13198 (extract_attribute_substring, substring_hash, hash_attr, eq_attr):
13200 (init_attributes): Initialize attribute hash.
13201 (decl_attributes): Use attribute hash.
13202 * Makefile.in (attribs.c): Depend on hashtab.h.
13204 2007-07-27 Steve Ellcey <sje@cup.hp.com>
13206 * config/ia64/vect.md (vec_initv2si): Remove bad BIG_ENDIAN test.
13208 2007-07-27 Richard Sandiford <richard@codesourcery.com>
13210 * doc/invoke.texi (mdsp, mdspr2): Document the __mips_dsp,
13211 __mips_dspr2 and __mips_dsp_rev macros.
13212 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dsp_rev.
13214 2007-07-27 Douglas Gregor <doug.gregor@gmail.com>
13216 * c-common.h (enum rid): Add RID_DECLTYPE, update RID_LAST_CXX0X.
13218 2007-07-26 Kenneth Zadeck <zadeck@naturalbridge.com>
13220 PR middle-end/32749
13222 * df-problems.c (df_create_unused_note): Removed do_not_gen parm
13223 and the updating of the live and do_not_gen sets.
13224 (df_note_bb_compute): Added updating of live and do_not_gen sets
13225 for regular defs so that the case of clobber inside conditional
13226 call is processed correctly.
13228 2007-07-27 Zdenek Dvorak <dvorakz@suse.cz>
13230 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Generate the
13231 operands with compatible type.
13233 2007-07-27 Richard Sandiford <richard@codesourcery.com>
13235 * expr.h (store_bit_field): Don't return a value.
13236 * expmed.c (check_predicate_volatile_ok): New function.
13237 (store_bit_field_1): New function, extracted from store_bit_field.
13238 Take a fallback_p argument and return true if the operation succeeded.
13239 Only use store_fixed_bit_field if fallback_p. Don't recompute
13240 mode_for_extraction; use op_mode instead. Try forcing memories
13241 into registers if the insv expander fails.
13242 (store_bit_field): Use store_bit_field_1 with fallback_p true.
13243 Don't return a value.
13244 (convert_extracted_bit_field): New function, extracted from
13246 (extract_bit_field_1): Likewise. Take a fallback_p argument
13247 and return NULL if the operation succeeded. Only use
13248 extract_fixed_bit_field if fallback_p. Only calculate one
13249 extraction mode. Combine code for extv and extzv. Try forcing
13250 memories into registers if the ext(z)v expander fails.
13251 (extract_bit_field): Use extract_bit_field_1 with fallback_p true.
13253 2007-07-27 Richard Sandiford <rsandifo@nildram.co.uk>
13255 * df.h (df_mw_hardreg): Turn df_ref_type and df_ref_flags
13257 (df_ref): Likewise. Put regno with other integer fields.
13259 2007-07-27 Richard Sandiford <rsandifo@nildram.co.uk>
13261 * df.h (df_mw_hardreg): Remove "loc" field.
13262 * df-scan.c (df_ref_record): Don't set it. Remove redundant
13264 * df-problems.c (df_whole_mw_reg_unused_p): New function,
13265 split out from df_set_unused_notes_for_mw. Return false for
13266 partial references. Assert that mw_reg is a REG when returning true.
13267 (df_set_unused_notes_for_mw): Use it. Use mw_reg instead of *loc.
13268 (df_whole_mw_reg_dead_p): New function, split out from
13269 df_set_dead_notes_for_mw. Return false for partial references.
13270 Assert that mw_reg is a REG when returning true.
13271 (df_set_dead_notes_for_mw): Use it. Use mw_reg instead of *loc.
13272 Remove redundant bitmap check.
13274 2007-07-26 H.J. Lu <hongjiu.lu@intel.com>
13276 * config/ia64/t-ia64 ($(T)crtbegin.o): Removed.
13277 ($(T)crtend.o): Likwise.
13278 ($(T)crtbeginS.o): Likwise.
13279 ($(T)crtendS.o): Likwise.
13280 ($(T)crtfastmath.o): Likwise.
13282 2007-07-26 Zdenek Dvorak <dvorakz@suse.cz>
13284 * dominance.c (dom_computed, n_bbs_in_dom_tree): Removed.
13285 * function.h (dom_computed, n_bbs_in_dom_tree): New macros.
13286 * basic-block.h (struct control_flow_graph): Added x_dom_computed
13287 and x_n_bbs_in_dom_tree fields.
13289 2007-07-26 Steve Ellcey <sje@cup.hp.com>
13291 PR tree-optimization/32087
13292 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop):
13293 Do not call scale_bbs_frequencies_int with prob of zero.
13295 2007-07-26 Julian Brown <julian@codesourcery.com>
13297 * config/arm/arm-protos.h (neon_lane_bounds, neon_const_bounds)
13298 (neon_element_bits): Add prototypes.
13299 * config/arm/arm.c (bounds_check, neon_lane_bounds)
13300 (neon_const_bounds, neon_element_bits): New functions.
13301 * config/arm/neon.md (neon_vget_lane<mode>, neon_vget_lanedi)
13302 (neon_vget_lanev2di, neon_vset_lane<mode>, neon_vset_lanedi)
13303 (neon_vset_lanev2di, neon_vdup_lane<mode>, neon_vdup_lanedi)
13304 (neon_vdup_lanev2di, neon_vcvt_n<mode>, neon_vmul_lane<mode>)
13305 (neon_vmull_lane<mode>, neon_vqdmull_lane<mode>)
13306 (neon_vqdmulh_lane<mode>, neon_vmla_lane<mode>)
13307 (neon_vmlal_lane<mode>, neon_vqdmlal_lane<mode>)
13308 (neon_vmls_lane<mode>, neon_vmlsl_lane<mode>)
13309 (neon_vqdmlsl_lane<mode>, neon_vext<mode>, neon_vshr_n<mode>)
13310 (neon_vshrn_n<mode>, neon_vqshrn_n<mode>, neon_vqshrun_n<mode>)
13311 (neon_vshl_n<mode>, neon_vshl_n<mode>, neon_vqshl_n<mode>)
13312 (neon_vqshlu_n<mode>, neon_vshll_n<mode>, neon_vsra_n<mode>)
13313 (neon_vsri_n<mode>, neon_vsli_n<mode>): Add bounds checks.
13315 2007-07-26 Nathan Froyd <froydnj@codesourcery.com>
13317 * config/vxworks.h (VXWORKS_LINK_SPEC): Fix typo.
13318 (HAVE_AS_GNU_ATTRIBUTE): Undefine.
13320 2007-07-26 Mark Shinwell <shinwell@codesourcery.com>
13321 Julian Brown <julian@codesourcery.com>
13323 * config/arm/arm.c (arm_mac_accumulator_is_mul_result): New.
13324 * config/arm/arm-protos.h (arm_mac_accumulator_is_mul_result): New.
13325 * config/arm/cortex-a8.md: New.
13326 * config/arm/cortex-a8-neon.md: New.
13327 * config/arm/neon-schedgen.ml: New.
13328 * config/arm/neon.md (vqh_mnem): New.
13330 (Is_float_mode): New.
13331 (Scalar_mul_8_16): New.
13333 (V_mode_nunits): New.
13334 (All instruction patterns): Annotate with neon_type attribute
13336 * config/arm/arm.md: Include cortex-a8.md.
13337 (insn): Add smmla, umaal, smlald, smlsld, clz, mrs, msr and xtab
13339 Annotate instruction patterns accordingly.
13340 (generic_sched): Do not use generic scheduling for Cortex-A8.
13341 (generic_vfp): Do not use generic VFP scheduling for Cortex-A8.
13343 2007-07-26 Daniel Jacobowitz <dan@codesourcery.com>
13345 * fold-const.c (fold_read_from_constant_string): Use
13346 build_int_cst_type.
13347 * tree-ssa-ccp.c (fold_const_aggregate_ref): Likewise.
13349 2007-07-26 Nick Clifton <nickc@redhat.com>
13351 * tree-ssa-operands.h: Change copyright header to refer to version
13352 3 of the GNU General Public License and to point readers at the
13353 COPYING3 file and the FSF's license web page.
13354 * tree-vrp.c, regrename.c, attribs.c, loop-unswitch.c,
13355 sched-ebb.c, fwprop.c, tree-loop-linear.c, dwarf2asm.c,
13356 tree-into-ssa.c, dwarf2asm.h, tree-ssa-loop-im.c, sbitmap.c,
13357 targhooks.c, tree-dump.c, tree-complex.c, sbitmap.h, targhooks.h,
13358 tree-dump.h, regstat.c, see.c, machmode.h, hooks.c, cgraphbuild.c,
13359 hooks.h, genrecog.c, tree-ssa-threadupdate.c, gen-protos.c,
13360 flags.h, rtlhooks.c, gencheck.c, tree-ssa-loop-niter.c,
13361 opts-common.c, dbgcnt.def, tree-pretty-print.c, tracer.c,
13362 gengtype.c, mkconfig.sh, gengtype.h, tree-ssa-loop-unswitch.c,
13363 cgraph.c, c-lex.c, cgraph.h, libfuncs.h, cfgloopmanip.c,
13364 rtl-error.c, optabs.c, postreload-gcse.c, tree-ssa-loop-manip.c,
13365 optabs.h, genmddeps.c, defaults.h, postreload.c, value-prof.c,
13366 tree-ssa-loop-ch.c, tree-tailcall.c, gengenrtl.c, value-prof.h,
13367 genopinit.c, tree.c, tree.h, reload.c, tree-pass.h, ipa-cp.c,
13368 reload.h, bitmap.c, bitmap.h, tree-scalar-evolution.c,
13369 c-config-lang.in, tree-scalar-evolution.h, target.h, cppspec.c,
13370 rtlanal.c, ddg.c, lambda-mat.c, mips-tdump.c, ddg.h,
13371 tree-phinodes.c, mips-tfile.c, pointer-set.c, pointer-set.h,
13372 diagnostic.c, final.c, diagnostic.h, builtins.c, genoutput.c,
13373 gcc.c, lists.c, tree-ssa-alias-warnings.c, gcc.h, cfghooks.c,
13374 input.h, gensupport.c, fold-const.c, cfghooks.h, insn-notes.def,
13375 gensupport.h, builtin-attrs.def, sync-builtins.def, params.c,
13376 cfgloopanal.c, params.h, graphds.c, omp-low.c, tree-ssa-dse.c,
13377 graphds.h, gcov.c, cfg.c, genextract.c, ipa-reference.c,
13378 genautomata.c, tree-ssa-uncprop.c, auto-inc-dec.c, toplev.c,
13379 tree-gimple.c, ipa-reference.h, vmsdbgout.c, errors.c, toplev.h,
13380 reorg.c, tree-gimple.h, tree-chrec.c, pretty-print.c, errors.h,
13381 real.c, tree-chrec.h, pretty-print.h, debug.c, real.h, genemit.c,
13382 omega.c, c-cppbuiltin.c, genmultilib, debug.h, omega.h,
13383 tree-ssa-sccvn.c, genconfig.c, tree-ssa-sccvn.h, cgraphunit.c,
13384 regs.h, df-scan.c, vec.c, hosthooks-def.h, vec.h,
13385 tree-ssa-copyrename.c, scan.c, builtin-types.def, tree-ssa-ccp.c,
13386 scan.h, mode-classes.def, haifa-sched.c, dominance.c, dojump.c,
13387 double-int.c, gcov-io.c, dbxout.c, builtins.def, double-int.h,
13388 dbxout.h, tree-ssa-loop-ivopts.c, df-core.c, mode-switching.c,
13389 gengtype-lex.l, tree-nomudflap.c, modulo-sched.c, c-objc-common.c,
13390 hosthooks.h, c-objc-common.h, caller-save.c, graph.c,
13391 ipa-pure-const.c, graph.h, c-format.c, cse.c, fix-header.c,
13392 c-format.h, web.c, tree-stdarg.c, genpeep.c, tree-stdarg.h,
13393 tree-ssa-math-opts.c, xcoffout.c, tree-ssa-dom.c, tree-nrv.c,
13394 xcoffout.h, tree-ssa-propagate.c, ipa-utils.c,
13395 tree-ssa-propagate.h, tree-ssa-alias.c, loop-init.c, ipa-utils.h,
13396 gimple-low.c, rtl.def, c-tree.h, tree-ssa-sink.c, ipa-inline.c,
13397 mkmap-symver.awk, machmode.def, c-pch.c, cfganal.c, global.c,
13398 alloc-pool.c, c-semantics.c, alloc-pool.h, jump.c, ifcvt.c,
13399 dwarf2out.c, expr.c, cfgbuild.c, tree-browser.c, dwarf2out.h,
13400 expr.h, longlong.h, opts.c, gcov-iov.c, opts.h, dwarf2.h,
13401 genattrtab.c, genconditions.c, genattr.c, optc-gen.awk,
13402 timevar.def, tree-ssa-loop-ivcanon.c, hard-reg-set.h, predict.c,
13403 tree-ssa-loop.c, host-default.c, predict.h, recog.c, dbgcnt.c,
13404 recog.h, dbgcnt.h, c-aux-info.c, tree-ssa-address.c, timevar.c,
13405 dse.c, lcm.c, tree-ssa-ifcombine.c, timevar.h, dse.h,
13406 matrix-reorg.c, tree-vn.c, treestruct.def, fp-test.c, c-decl.c,
13407 tree-eh.c, c-errors.c, c-pretty-print.c, regmove.c,
13408 lambda-trans.c, c-pretty-print.h, et-forest.c, et-forest.h,
13409 ebitmap.c, configure.ac, local-alloc.c, function.c, langhooks.c,
13410 ebitmap.h, cppdefault.c, tree-vectorizer.c, function.h,
13411 langhooks.h, print-rtl.c, cppdefault.h, df.h, tree-vectorizer.h,
13412 sdbout.c, stor-layout.c, sdbout.h, rtlhooks-def.h, read-rtl.c,
13413 gcse.c, ipa-type-escape.c, vmsdbg.h, alias.c, gengtype-parse.c,
13414 ipa-type-escape.h, domwalk.c, alias.h, tree-if-conv.c, profile.c,
13415 init-regs.c, domwalk.h, ipa.c, gccbug.in, tree-data-ref.c,
13416 loop-unroll.c, tree-data-ref.h, tree-flow-inline.h, tree-affine.c,
13417 mkmap-flat.awk, tree-affine.h, tree-vect-analyze.c, c.opt, ggc.h,
13418 opt-gather.awk, c-typeck.c, gimplify.c, coretypes.h, exec-tool.in,
13419 insn-addr.h, tree-ssa-phiopt.c, c-pragma.c, c-pragma.h, calls.c,
13420 tree-ssa-coalesce.c, genmodes.c, loop-doloop.c, predict.def,
13421 dwarf.h, tree.def, rtl-factoring.c, lower-subreg.c, expmed.c,
13422 bt-load.c, ggc-common.c, genflags.c, tree-dfa.c, except.c,
13423 coverage.c, except.h, emit-rtl.c, cfgexpand.c, coverage.h,
13424 stringpool.c, cselib.c, emit-rtl.h, tree-cfgcleanup.c, c-opts.c,
13425 cselib.h, cfgcleanup.c, simplify-rtx.c, tree-ssa-pre.c, explow.c,
13426 tree-ssa-live.c, tree-sra.c, tree-ssa-live.h, tree-predcom.c,
13427 loop-invariant.c, genpreds.c, protoize.c, opth-gen.awk, c-dump.c,
13428 lambda.h, loop-iv.c, tree-mudflap.c, ipa-prop.c, print-tree.c,
13429 tree-mudflap.h, tree-ssa-copy.c, ipa-prop.h, cfglayout.c,
13430 tree-ssa-forwprop.c, c-convert.c, cfglayout.h, common.opt,
13431 ggc-zone.c, ggc-page.c, c-omp.c, tree-ssa-dce.c, gencodes.c,
13432 varasm.c, tree-vect-patterns.c, libada-mk.in, tree-ssa-ter.c,
13433 sched-deps.c, tree-nested.c, c-ppoutput.c, tree-ssa.c,
13434 target-def.h, tree-ssa-loop-prefetch.c, lambda-code.c,
13435 omp-builtins.def, rtl.c, regclass.c, stab.def, intl.c, rtl.h,
13436 intl.h, tree-inline.c, conditions.h, tree-inline.h, integrate.c,
13437 sched-int.h, tree-iterator.c, integrate.h, tree-iterator.h,
13438 genchecksum.c, tree-optimize.c, output.h, tree-vect-transform.c,
13439 tree-object-size.c, combine.c, tree-outof-ssa.c, addresses.h,
13440 bb-reorder.c, stack-ptr-mod.c, resource.c, var-tracking.c,
13441 cfgloop.c, system.h, resource.h, ggc-none.c, tree-profile.c,
13442 cfgloop.h, c-gimplify.c, c-common.c, opt-functions.awk,
13443 tree-vect-generic.c, tree-flow.h, df-problems.c, scan-decls.c,
13444 c-common.h, config.gcc, reg-stack.c, tlink.c, main.c, stub-objc.c,
13445 fixproto, config.host, Makefile.in, gccspec.c, sched-rgn.c,
13446 vecprim.h, basic-block.h, tree-ssa-structalias.c,
13447 tree-ssa-structalias.h, c-common.def, sched-vis.c, tree-cfg.c,
13448 passes.c, genconstants.c, c-incpath.c, c-incpath.h,
13449 struct-equiv.c, c-parser.c, tree-ssa-reassoc.c, varray.c, sreal.c,
13450 varray.h, dfp.c, sreal.h, combine-stack-adj.c, dfp.h,
13451 reg-notes.def, cfgrtl.c, config.build, varpool.c, gengtype-yacc.y,
13452 stmt.c, dce.c, tree-browser.def, prefix.c, statistics.h,
13453 params.def, dce.h, c-lang.c, gcov-dump.c, prefix.h,
13454 tree-ssanames.c, collect2.c, collect2.h, tree-ssa-threadedge.c,
13455 convert.c, convert.h, langhooks-def.h, reload1.c,
13456 tree-ssa-operands.c: Likewise.
13458 2007-07-26 Jan Hubicka <jh@suse.cz>
13460 * tree-ssa-live.c: Include debug.h and flags.h.
13461 (mark_scope_block_unused): New function.
13462 (remove_unused_scope_block_p): New function.
13463 (remove_unused_locals): Remove unused blocks too.
13465 2007-07-25 Ian Lance Taylor <iant@google.com>
13467 * combine.c (combine_max_regno): Remove. Remove all uses.
13468 (struct reg_stat_struct): Rename from struct reg_stat.
13469 (reg_stat_type): Define, and declare VECs.
13470 (reg_stat): Change from pointer to VEC. Change all uses.
13471 (combine_split_insns): New static function.
13472 (try_combine, find_split_point): Call it instead of split_insns.
13474 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
13476 * cfghooks.c (split_block): Fix the information about loop latch.
13478 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
13480 * cfgloopmanip.c (fix_loop_structure): Call force_single_succ_latches.
13482 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
13484 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis):
13485 Scan the new edge for loop exit info.
13487 2007-07-25 Andreas Tobler <a.tobler@schweiz.org>
13489 * config/darwin.c: Include debug.h.
13491 2007-07-25 Steve Ellcey <sje@cup.hp.com>
13494 * tree-vect-patterns.c (vect_pattern_recog_1): Check for valid type.
13496 2007-07-25 Steve Ellcey <sje@cup.hp.com>
13498 * config/ia64/ia64.h (HARD_REGNO_NREGS): Handle RFmode.
13499 (HARD_REGNO_MODE_OK): Ditto.
13500 (MODES_TIEABLE_P): Ditto.
13501 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
13502 (CLASS_MAX_NREGS): Ditto.
13503 * config/ia64/ia64.c (ia64_print_operand_address): Add R format.
13504 * config/ia64/ia64.md (divsf3_internal_thr): Removed.
13505 (divdf3_internal_thr): Removed.
13506 * config/ia64/div.md: New file.
13507 * config/ia64/constraints.md: Add H constraint.
13509 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13511 * sbitmap.c (sbitmap_verify_popcount, sbitmap_alloc_with_popcount,
13512 sbitmap_copy, sbitmap_copy_n, sbitmap_equal, sbitmap_empty_p,
13513 sbitmap_union_of_diff_cg, sbitmap_union_of_diff, sbitmap_not,
13514 sbitmap_difference, sbitmap_any_common_bits, sbitmap_a_and_b_cg,
13515 sbitmap_a_and_b, sbitmap_a_xor_b_cg, sbitmap_a_xor_b,
13516 sbitmap_a_or_b_cg, sbitmap_a_or_b, sbitmap_a_subset_b_p,
13517 sbitmap_a_or_b_and_c_cg, sbitmap_a_or_b_and_c,
13518 sbitmap_a_and_b_or_c_cg, sbitmap_a_and_b_or_c,
13519 sbitmap_first_set_bit, sbitmap_last_set_bit, dump_sbitmap,
13520 dump_sbitmap_file, debug_sbitmap, popcount_table,
13521 sbitmap_popcount): Constify.
13522 * sbitmap.h (const_sbitmap, const_sbitmap_ptr): New.
13523 (sbitmap_iterator, sbitmap_iter_init, dump_sbitmap,
13524 dump_sbitmap_file, sbitmap_copy, sbitmap_copy_n, sbitmap_equal,
13525 sbitmap_empty_p, sbitmap_union_of_diff, sbitmap_union_of_diff_cg,
13526 sbitmap_difference, sbitmap_not, sbitmap_a_or_b_and_c,
13527 sbitmap_a_or_b_and_c_cg, sbitmap_a_and_b_or_c,
13528 sbitmap_a_and_b_or_c_cg, sbitmap_any_common_bits, sbitmap_a_and_b,
13529 sbitmap_a_and_b_cg, sbitmap_a_or_b, sbitmap_a_or_b_cg,
13530 sbitmap_a_xor_b, sbitmap_a_xor_b_cg, sbitmap_a_subset_b_p,
13531 sbitmap_first_set_bit, sbitmap_last_set_bit, debug_sbitmap,
13532 sbitmap_popcount, sbitmap_verify_popcount): Constify.
13534 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13536 * bitmap.c (hash_descriptor, eq_descriptor, bitmap_element_zerop,
13537 bitmap_copy, bitmap_clear_bit, popcount_table, bitmap_count_bits,
13538 bitmap_first_set_bit, bitmap_and, bitmap_and_into,
13539 bitmap_elt_copy, bitmap_and_compl, bitmap_and_compl_into,
13540 bitmap_compl_and_into, bitmap_elt_ior, bitmap_ior,
13541 bitmap_ior_into, bitmap_xor, bitmap_xor_into, bitmap_equal_p,
13542 bitmap_intersect_p, bitmap_intersect_compl_p,
13543 bitmap_ior_and_compl, bitmap_ior_and_compl_into,
13544 debug_bitmap_file, debug_bitmap, bitmap_print, bitmap_hash):
13546 * bitmap.h (bitmap_copy, bitmap_equal_p, bitmap_intersect_p,
13547 bitmap_intersect_compl_p, bitmap_count_bits, bitmap_and,
13548 bitmap_and_into, bitmap_and_compl, bitmap_and_compl_into,
13549 bitmap_compl_and_into, bitmap_ior, bitmap_ior_into, bitmap_xor,
13550 bitmap_xor_into, bitmap_ior_and_compl, bitmap_ior_and_compl_into,
13551 debug_bitmap, debug_bitmap_file, bitmap_print,
13552 bitmap_first_set_bit, bitmap_hash, bmp_iter_set_init,
13553 bmp_iter_and_init, bmp_iter_and_compl_init): Likewise.
13555 2007-07-25 Daniel Berlin <dberlin@dberlin.org>
13557 * config/darwin.c (darwin_override_options): Additional fix for
13558 debug info formats that don't support var tracking.
13560 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13562 * cselib.c (entry_and_rtx_equal_p): Constify.
13563 * gengtype.c (output_mangled_typename, write_types, write_local):
13565 * gengtype.h (const_type_p): New.
13566 * see.c (eq_descriptor_extension, hash_descriptor_extension):
13568 * tlink.c (scan_linker_output): De-constify.
13569 * tree-ssa-loop-im.c (memref_eq): Constify.
13570 * tree-ssa-structalias.c (const_shared_bitmap_info_t): New.
13571 (shared_bitmap_hash, shared_bitmap_eq): Constify.
13573 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13575 * c-common.c (fname_as_string, c_type_hash): Constify.
13576 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
13577 * cgraph.c (edge_hash, edge_eq): Likewise.
13578 * dwarf2out.c (decl_die_table_eq, decl_loc_table_eq): Likewise.
13579 * emit-rtl.c (mem_attrs_htab_eq, reg_attrs_htab_hash,
13580 reg_attrs_htab_eq): Likewise.
13581 * except.c (t2r_eq, t2r_hash, ttypes_filter_eq, ehl_hash, ehl_eq):
13583 * genautomata.c (const_reserv_sets_t, const_unit_decl_t,
13584 const_decl_t, const_state_t, const_automata_list_el_t): New.
13585 (first_out_arc, DECL_UNIT, DECL_BYPASS, DECL_AUTOMATON, DECL_EXCL,
13586 DECL_PRESENCE, DECL_ABSENCE, DECL_RESERV, DECL_INSN_RESERV,
13587 automaton_decl_hash, automaton_decl_eq_p, insn_decl_hash,
13588 insn_decl_eq_p, decl_hash, decl_eq_p, alt_state_cmp,
13589 reserv_sets_cmp, reserv_sets_eq, state_hash, state_eq_p,
13590 automata_list_hash, automata_list_eq_p, compare_states_for_equiv,
13591 compare_max_occ_cycle_nums, out_state_arcs_num,
13592 compare_transition_els_num, units_cmp, state_reservs_cmp):
13594 * genmodes.c (cmp_modes): Likewise.
13595 * ggc-common.c (saving_htab_hash, saving_htab_eq): Likewise.
13596 * gimplify.c (compare_case_labels): Likewise.
13597 * ipa-type-escape.c (get_name_of_type, type_brand_s): Likewise.
13598 * loop-unroll.c (si_info_hash, ve_info_hash): Likewise.
13599 * matrix-reorg.c (mtt_info_hash): Likewise.
13600 * postreload-gcse.c (hash_expr_for_htab, expr_equiv_p): Likewise.
13601 * rtl-factoring.c (const_p_hash_bucket, const_p_hash_elem): New.
13602 (htab_hash_bucket, htab_hash_elem): Constify.
13603 * tree-browser.c (TB_parent_eq): Likewise.
13604 * tree-scalar-evolution.c (hash_scev_info): Likewise.
13605 * tree-ssa-alias.c (sort_tags_by_id): Likewise.
13606 * tree-ssa-coalesce.c (const_coalesce_pair_p): New.
13607 (coalesce_pair_map_hash, coalesce_pair_map_eq, compare_pairs):
13609 * tree-ssa-dom.c (avail_expr_hash, avail_expr_eq): Likewise.
13610 * tree-ssa-pre.c (const_expr_pred_trans_t): New.
13611 (expr_pred_trans_hash, expr_pred_trans_eq): Constify.
13612 * tree-ssa-sccvn.c (const_vn_binary_op_t, const_vn_unary_op_t,
13613 const_vn_phi_t, const_vn_reference_op_t, const_vn_reference_t):
13615 (vn_reference_op_eq, vn_reference_hash, vn_reference_eq,
13616 vn_unary_op_hash, vn_unary_op_eq, vn_binary_op_hash,
13617 vn_binary_op_eq, vn_phi_hash, vn_phi_eq): Constify.
13618 * tree-ssa-threadupdate.c (redirection_data_hash,
13619 redirection_data_eq): Likewise.
13620 * tree-ssa-uncprop.c (equiv_hash, equiv_eq): Likewise.
13621 * tree-ssa.c (var_ann_eq): Likewise.
13622 * tree-vrp.c (compare_case_labels): Likewise.
13623 * tree.c (int_cst_hash_hash, int_cst_hash_eq,
13624 tree_map_base_marked_p, type_hash_marked_p, tree_check_failed,
13625 tree_not_check_failed, tree_class_check_failed,
13626 tree_range_check_failed, tree_not_class_check_failed,
13627 omp_clause_check_failed, omp_clause_range_check_failed,
13628 tree_contains_struct_check_failed, tree_operand_check_failed):
13630 * tree.h (tree_contains_struct_check_failed, tree_check_failed,
13631 tree_not_check_failed, tree_class_check_failed,
13632 tree_range_check_failed, tree_not_class_check_failed,
13633 tree_operand_check_failed, omp_clause_operand_check_failed,
13634 tree_operand_length): Likewise.
13635 * var-tracking.c (const_variable): New.
13636 (variable_htab_hash, variable_htab_eq): Constify.
13637 * varasm.c (const_desc_hash): Likewise.
13639 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13641 * expr.c (handled_component_p): Constify.
13642 * fold-const.c (fit_double_type): Likewise.
13643 * real.h (real_value_from_int_cst): Likewise.
13644 * tree-flow-inline.h (gimple_in_ssa_p,
13645 gimple_aliases_computed_p, gimple_addressable_vars,
13646 gimple_call_clobbered_vars, gimple_referenced_vars,
13647 gimple_global_var, gimple_nonlocal_all, gimple_var_anns,
13648 end_htab_p, end_referenced_vars_p, var_ann, function_ann,
13649 may_aliases, end_readonly_imm_use_p, has_zero_uses,
13650 has_single_use, single_imm_use, num_imm_uses, is_exec_stmt,
13651 is_label_stmt, is_global_var, phi_ssa_name_p,
13652 factoring_name_p, is_call_clobbered, tree_common_ann,
13653 op_iter_done, end_imm_use_stmt_p, end_imm_use_on_stmt_p,
13654 unmodifiable_var_p, array_ref_contains_indirect_ref,
13655 ref_contains_array_ref, lookup_subvars_for_var,
13656 var_can_have_subvars, overlap_subvar, gimple_ssa_operands,
13657 gimple_mem_ref_stats): Likewise.
13658 * tree-flow.h (tree_common_ann, var_ann, function_ann,
13659 may_aliases, is_exec_stmt, is_label_stmt,
13660 ref_contains_array_ref, array_ref_contains_indirect_ref,
13661 var_can_have_subvars, overlap_subvar, is_call_clobbered,
13662 unmodifiable_var_p): Likewise.
13663 * tree-gimple.c (is_gimple_min_invariant): Likewise.
13664 * tree-gimple.h (is_gimple_min_invariant): Likewise.
13665 * tree.c (type_hash_list, attribute_hash_list, tree_size,
13666 cst_and_fits_in_hwi, real_value_from_int_cst,
13667 build_real_from_int_cst, integer_zerop, integer_onep,
13668 integer_all_onesp, integer_pow2p, integer_nonzerop, tree_log2,
13669 tree_floor_log2, real_zerop, real_onep, real_twop,
13670 real_minus_onep, really_constant_p, purpose_member, chain_member,
13671 list_length, fields_length, int_size_in_bytes, bit_position,
13672 int_bit_position, byte_position, int_byte_position, expr_align,
13673 array_type_nelts, tree_node_structure,
13674 type_contains_placeholder_1, iterative_hash_pointer,
13675 is_attribute_with_length_p, is_attribute_p, check_qualified_type,
13676 tree_map_base_eq, type_hash_list, type_hash_eq,
13677 attribute_hash_list, type_num_arguments, tree_int_cst_equal,
13678 tree_int_cst_lt, tree_int_cst_compare, host_integerp,
13679 tree_low_cst, tree_int_cst_msb, tree_int_cst_sgn,
13680 simple_cst_list_equal, compare_tree_int, iterative_hash_expr,
13681 int_fits_type_p, get_containing_scope, decl_function_context,
13682 decl_type_context, omp_clause_operand_check_failed,
13683 initializer_zerop, int_cst_value, num_ending_zeros): Likewise.
13684 * tree.h (omp_clause_operand_check_failed, tree_size,
13685 build_real_from_int_cst, array_type_nelts, purpose_member,
13686 tree_int_cst_equal, tree_int_cst_lt, tree_int_cst_compare,
13687 host_integerp, tree_low_cst, tree_int_cst_msb, tree_int_cst_sgn,
13688 is_attribute_p, check_qualified_type, expr_align,
13689 int_size_in_bytes, bit_position, int_bit_position, byte_position,
13690 int_byte_position, list_length, fields_length, initializer_zerop,
13691 integer_zerop, integer_onep, integer_all_onesp, integer_pow2p,
13692 integer_nonzerop, cst_and_fits_in_hwi, num_ending_zeros,
13693 tree_node_structure, handled_component_p, get_containing_scope,
13694 decl_function_context, decl_type_context, real_zerop,
13695 type_num_arguments, fit_double_type, really_constant_p,
13696 int_fits_type_p, tree_log2, tree_floor_log2, iterative_hash_expr,
13697 compare_tree_int, chain_member, simple_cst_list_equal, real_onep,
13698 real_twop, real_minus_onep, int_cst_value): Likewise.
13700 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13702 * cfglayout.c (insn_scope, insn_line): Constify.
13703 * emit-rtl.c (const_int_htab_hash, const_int_htab_eq,
13704 const_double_htab_hash, const_double_htab_eq,
13705 mem_attrs_htab_hash): Likewise.
13706 * loop-iv.c (biv_eq): Likewise.
13707 * print-rtl.c (print_rtx, print_decl_name, print_mem_expr,
13708 print_inline_rtx, debug_rtx, debug_rtx_list, debug_rtx_range,
13709 debug_rtx_find, print_rtl, print_rtl_single, print_simple_rtl):
13711 * rtl-error.c (location_for_asm, diagnostic_for_asm,
13712 error_for_asm, warning_for_asm, _fatal_insn,
13713 _fatal_insn_not_found): Likewise.
13714 * rtl.c (rtx_size, shared_const_p, shallow_copy_rtx_stat,
13715 rtx_equal_p, rtl_check_failed_bounds, rtl_check_failed_type1,
13716 rtl_check_failed_type2, rtl_check_failed_code1,
13717 rtl_check_failed_code2, rtl_check_failed_code_mode,
13718 rtvec_check_failed_bounds, rtl_check_failed_flag): Likewise.
13719 * rtl.h (rtl_check_failed_bounds, rtl_check_failed_type1,
13720 rtl_check_failed_type2, rtl_check_failed_code1,
13721 rtl_check_failed_code2, rtl_check_failed_code_mode,
13722 rtvec_check_failed_bounds, rtl_check_failed_flag, LABEL_KIND,
13723 SET_LABEL_KIND, rhs_regno, subreg_lsb, subreg_regno, subreg_nregs,
13724 shared_const_p, rtx_size, shallow_copy_rtx_stat, rtx_equal_p,
13725 get_pool_mode, insn_line, insn_file, simplify_replace_rtx,
13726 mode_signbit_p, rtx_addr_can_trap_p, nonzero_address_p,
13727 rtx_unstable_p, get_integer_term, get_related_value,
13728 offset_within_block_p, reg_mentioned_p, count_occurrences,
13729 reg_referenced_p, reg_used_between_p, no_labels_between_p,
13730 single_set_2, multiple_sets, set_noop_p, refers_to_regno_p,
13731 reg_overlap_mentioned_p, dead_or_set_p, dead_or_set_regno_p,
13732 find_reg_note, find_regno_note, find_reg_equal_equiv_note,
13733 find_constant_src, find_reg_fusage, find_regno_fusage,
13734 pure_call_p, remove_note, side_effects_p, volatile_refs_p,
13735 volatile_insn_p, may_trap_p, may_trap_after_code_motion_p,
13736 may_trap_or_fault_p, inequality_comparisons_p, tablejump_p,
13737 computed_jump_p, auto_inc_p, in_expr_list_p,
13738 remove_node_from_expr_list, loc_mentioned_in_p,
13739 label_is_jump_target_p, reversed_comparison_code_parts,
13740 debug_rtx, debug_rtx_list, debug_rtx_range, debug_rtx_find,
13741 print_mem_expr, print_rtl, print_simple_rtl, print_rtl_single,
13742 print_inline_rtx): Likewise.
13743 * rtlanal.c (covers_regno_p, covers_regno_no_parallel_p,
13744 computed_jump_p_1, nonzero_bits1, rtx_unstable_p,
13745 rtx_addr_can_trap_p_1, rtx_addr_can_trap_p, nonzero_address_p,
13746 get_integer_term, get_related_value, offset_within_block_p,
13747 count_occurrences, reg_mentioned_p, no_labels_between_p,
13748 reg_used_between_p, reg_referenced_p, single_set_2,
13749 multiple_sets, set_noop_p, refers_to_regno_p,
13750 reg_overlap_mentioned_p, dead_or_set_p,
13751 covers_regno_no_parallel_p, covers_regno_p,
13752 dead_or_set_regno_p, find_reg_note, find_regno_note,
13753 find_reg_equal_equiv_note, find_constant_src, find_reg_fusage,
13754 find_regno_fusage, pure_call_p, remove_note, in_expr_list_p,
13755 remove_node_from_expr_list, volatile_insn_p, volatile_refs_p,
13756 side_effects_p, may_trap_p_1, may_trap_p,
13757 may_trap_after_code_motion_p, may_trap_or_fault_p,
13758 inequality_comparisons_p, tablejump_p, computed_jump_p_1,
13759 computed_jump_p, auto_inc_p, loc_mentioned_in_p, subreg_lsb,
13760 subreg_regno, subreg_nregs, label_is_jump_target_p): Likewise.
13761 * simplify-rtx.c (neg_const_int, plus_minus_operand_p,
13762 mode_signbit_p, simplify_replace_rtx, plus_minus_operand_p):
13764 * toplev.h (_fatal_insn_not_found, _fatal_insn, error_for_asm,
13765 warning_for_asm): Likewise.
13766 * tree.h (print_rtl): Likewise.
13767 * varasm.c (get_pool_mode): Likewise.
13769 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13771 * c-lex.c (c_lex_with_flags, lex_string): Constify.
13772 * c-ppoutput.c (print_line, pp_dir_change): Likewise.
13773 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
13774 * cfg.c (bb_copy_original_hash, bb_copy_original_eq): Likewise.
13775 * cfgloop.c (loop_exit_hash, loop_exit_eq): Likewise.
13776 * ddg.c (compare_sccs): Likewise.
13777 * df-scan.c (df_ref_compare, df_mw_compare): Likewise.
13778 * dfp.c (decimal_real_from_string, decimal_to_decnumber,
13779 decimal_to_binary, decimal_do_compare, decimal_real_to_decimal,
13780 decimal_do_fix_trunc, decimal_real_to_integer,
13781 decimal_real_to_integer2, decimal_real_maxval): Likewise.
13782 * dse.c (const_group_info_t): New.
13783 (invariant_group_base_eq, invariant_group_base_hash): Constify.
13784 * dwarf2out.c (const_dw_die_ref): New.
13785 (decl_die_table_hash, decl_die_table_eq, file_info_cmp): Constify.
13786 * tree-browser.c (TB_parent_eq): Likewise.
13787 * unwind-dw2-fde.c (__register_frame_info_bases,
13788 __deregister_frame_info_bases, fde_unencoded_compare, fde_split,
13789 add_fdes, linear_search_fdes, binary_search_unencoded_fdes):
13791 * unwind-dw2-fde.h (get_cie, next_fde): Likewise.
13792 * unwind-dw2.c (uw_frame_state_for): Likewise.
13793 * value-prof.c (histogram_hash, histogram_eq): Likewise.
13794 * value-prof.h (const_histogram_value): New.
13796 2007-07-25 Richard Sandiford <richard@codesourcery.com>
13798 * config/mips/mips.c (machine_function): Add
13799 initialized_mips16_gp_pseudo_p.
13800 (mips16_gp_pseudo_reg): Do not emit the initialization of
13801 mips16_gp_pseudo_rtx when being called from the gimple cost-
13802 calculation routines; emit it on the first use outside those
13805 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13807 * coretypes.h (const_bitmap, const_rtx, const_rtvec, const_tree):
13810 * rtl.h (RTL_CHECK1, RTL_CHECK2, RTL_CHECKC1, RTL_CHECKC2,
13811 RTVEC_ELT, XWINT, XCWINT, XCMWINT, XCNMPRV, BLOCK_SYMBOL_CHECK,
13812 RTL_FLAG_CHECK1, RTL_FLAG_CHECK2, RTL_FLAG_CHECK3,
13813 RTL_FLAG_CHECK4, RTL_FLAG_CHECK5, RTL_FLAG_CHECK6,
13814 RTL_FLAG_CHECK7, RTL_FLAG_CHECK8, LABEL_KIND, SET_LABEL_KIND):
13815 Preserve const-ness of parameters through use of __typeof(),
13816 also constify and tidy.
13818 * tree.h (TREE_CHECK, TREE_NOT_CHECK, TREE_CHECK2,
13819 TREE_NOT_CHECK2, TREE_CHECK3, TREE_NOT_CHECK3, TREE_CHECK4,
13820 NON_TREE_CHECK4, TREE_CHECK5, TREE_NOT_CHECK5,
13821 CONTAINS_STRUCT_CHECK, TREE_CLASS_CHECK, TREE_RANGE_CHECK,
13822 OMP_CLAUSE_SUBCODE_CHECK, OMP_CLAUSE_RANGE_CHECK, EXPR_CHECK,
13823 GIMPLE_STMT_CHECK, NON_TYPE_CHECK, TREE_VEC_ELT_CHECK,
13824 PHI_NODE_ELT_CHECK, OMP_CLAUSE_ELT_CHECK, TREE_OPERAND_CHECK,
13825 TREE_OPERAND_CHECK_CODE, GIMPLE_STMT_OPERAND_CHECK,
13826 TREE_RTL_OPERAND_CHECK, TREE_CHAIN, TREE_TYPE): Likewise.
13828 2007-07-25 Julian Brown <julian@codesourcery.com>
13829 Mark Shinwell <shinwell@codesourcery.com>
13831 * config/alpha/alpha.c (alpha_mangle_fundamental_type): Rename to...
13832 (alpha_mangle_type): This.
13833 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
13834 (TARGET_MANGLE_TYPE): Define this instead.
13835 * config/arm/arm-protos.h (arm_mangle_type): Add prototype.
13836 * config/arm/arm.c (TARGET_MANGLE_TYPE): Define target hook.
13837 (arm_init_neon_builtins): Fix comment.
13838 (arm_mangle_map_entry): New.
13839 (arm_mangle_map): New.
13840 (arm_mangle_type): New.
13841 * config/i386/i386.c (ix86_mangle_fundamental_type): Rename to...
13842 (ix86_mangle_type): This. Use TYPE_MAIN_VARIANT and restrict
13843 mangled types to VOID_TYPE, BOOLEAN_TYPE, INTEGER_TYPE, REAL_TYPE.
13844 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
13845 (TARGET_MANGLE_TYPE): Define this instead.
13846 * config/ia64/ia64.c (ia64_mangle_fundamental_type): Rename to...
13847 (ia64_mangle_type): This. Use TYPE_MAIN_VARIANT and restrict
13848 mangled types to VOID_TYPE, BOOLEAN_TYPE, INTEGER_TYPE, REAL_TYPE.
13849 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
13850 (TARGET_MANGLE_TYPE): Define this instead.
13851 * config/rs6000/rs6000.c (rs6000_mangle_fundamental_type): Rename
13853 (rs6000_mangle_type): This. Use TYPE_MAIN_VARIANT.
13854 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
13855 (TARGET_MANGLE_TYPE): Define this instead.
13856 * config/s390/s390.c (s390_mangle_fundamental_type): Rename to...
13857 (s390_mangle_type): This.
13858 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
13859 (TARGET_MANGLE_TYPE): Define this instead.
13860 * config/sparc/sparc.c (sparc_mangle_fundamental_type): Rename to...
13861 (sparc_mangle_type): This.
13862 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
13863 (TARGET_MANGLE_TYPE): Define this instead.
13864 * cp/mangle.c (write_type): Call mangle_type target hook on all
13865 types before mangling. Use original type, not main variant, as
13867 * target-def.h (TARGET_MANGLE_FUNDAMENTAL_TYPE): Rename hook to...
13868 (TARGET_MANGLE_TYPE): This.
13869 * target.h (gcc_target): Rename mangle_fundamental_type to
13871 * doc/tm.texi (TARGET_MANGLE_FUNDAMENTAL_TYPE): Rename section to...
13872 (TARGET_MANGLE_TYPE): This. Note slightly different semantics.
13874 2007-07-25 Julian Brown <julian@codesourcery.com>
13875 Paul Brook <paul@codesourcery.com>
13876 Joseph Myers <joseph@codesourcery.com>
13877 Mark Shinwell <shinwell@codesourcery.com>
13879 * Makefile.in (TEXI_GCC_FILES): Add arm-neon-intrinsics.texi.
13880 * config.gcc (arm*-*-*): Add arm_neon.h to extra headers.
13881 (with_fpu): Allow --with-fpu=neon.
13882 * config/arm/aof.h (ADDITIONAL_REGISTER_NAMES): Add Q0-Q15.
13883 * config/arm/aout.h (ADDITIONAL_REGISTER_NAMES): Add Q0-Q15.
13884 * config/arm/arm-modes.def (EI, OI, CI, XI): New modes.
13885 * config/arm/arm-protos.h (neon_immediate_valid_for_move)
13886 (neon_immediate_valid_for_logic, neon_output_logic_immediate)
13887 (neon_pairwise_reduce, neon_expand_vector_init, neon_reinterpret)
13888 (neon_emit_pair_result_insn, neon_disambiguate_copy)
13889 (neon_vector_mem_operand, neon_struct_mem_operand, output_move_quad)
13890 (output_move_neon): Add prototypes.
13891 * config/arm/arm.c (FL_NEON): New flag for NEON processor capability.
13892 (all_fpus): Add FPUTYPE_NEON.
13893 (fp_model_for_fpu): Add NEON field.
13894 (arm_return_in_memory): Return vectors <= 16 bytes in ARM registers.
13895 (arm_arg_partial_bytes): Allow NEON vectors to be passed partially
13897 (arm_legitimate_address_p): Don't support fancy addressing for NEON
13899 (thumb2_legitimate_address_p): Likewise.
13900 (neon_valid_immediate): Recognize and prepare constants suitable for
13902 (neon_immediate_valid_for_move): New function. Recognize and prepare
13903 immediates for NEON move instructions.
13904 (neon_immediate_valid_for_logic): New function. Recognize and
13905 prepare immediates for NEON logic instructions.
13906 (neon_output_logic_immediate): New function. Create asm string
13907 suitable for outputting immediate logic instructions.
13908 (neon_pairwise_reduce): New function. Implement reduction using
13909 pairwise operations.
13910 (neon_expand_vector_init): New function. Expand a (possibly
13911 non-constant) vector initialization.
13912 (neon_vector_mem_operand): New function. Memory operands supported
13913 for quad-word loads/stores to/from ARM or NEON registers. Don't
13914 allow base+offset addressing for core regs.
13915 (neon_struct_mem_operand): New function. Valid mems for NEON
13917 (coproc_secondary_reload_class): Enable NEON registers to be loaded
13918 from neon_vector_mem_operand addresses without a secondary register.
13919 (add_minipool_forward_ref): Handle >8-byte minipool entries.
13920 (add_minipool_backward_ref): Likewise.
13921 (dump_minipool): Likewise.
13922 (push_minipool_fix): Likewise.
13923 (output_move_quad): New function. Output quad-word moves, loads and
13924 stores using ARM registers.
13925 (output_move_vfp): Add support for vectors in VFP (NEON) D
13927 (output_move_neon): Output a NEON load/store to/from a quadword
13929 (arm_print_operand): Implement new codes:
13930 - 'c' for unadorned integers (without a # sign).
13931 - 'J', 'K' for reg+2/reg+3, reg+3/reg+2 in little/big-endian
13933 - 'e', 'f' for the low and high D parts of a NEON Q register.
13934 - 'q' outputs a NEON Q register.
13935 - 'h' outputs ranges of D registers for VLDM/VSTM etc.
13936 - 'T' prints NEON opcode features from a coded bitmask.
13937 - 'F' is similar to T, but signed/unsigned codes both print as
13939 - 't' is similar to T, but 'u' is printed instead of 'p'.
13940 - 'O' prints 'r' if NEON instruction should perform rounding (as
13941 specified by bitmask), else prints nothing.
13942 - '#' is a punctuation character to stop operand numbers from
13943 running together with following digits in the assembler
13944 strings for instructions (when using mode attributes).
13945 (arm_assemble_integer): Handle extra NEON vector modes. Permute
13946 constant vectors in big-endian mode, where necessary.
13947 (arm_hard_regno_mode_ok): Allow vectors in VFP/NEON registers.
13948 Handle EI, OI, CI, XI modes.
13949 (ashlv4hi3, ashlv2si3, lshrv4hi3, lshrv2si3, ashrv4hi3)
13950 (ashrv2si3): Rename IWMMXT2_BUILTINs to...
13951 (ashlv4hi3_iwmmxt, ashlv2si3_iwmmxt, lshrv4hi3_iwmmxt)
13952 (lshrv2si3_iwmmxt, ashrv4hi3_iwmmxt, ashrv2si3_iwmmxt): New names.
13953 (neon_builtin_type_bits): Add enumeration, one bit for each vector
13955 (v8qi_UP, v4hi_UP, v2si_UP, v2sf_UP, di_UP, v16qi_UP, v8hi_UP)
13956 (v4si_UP, v4sf_UP, v2di_UP, ti_UP, ei_UP, oi_UP, UP): Define macros
13957 to turn v8qi, etc. into bits defined above.
13958 (neon_itype): New enumeration. Classifications of NEON builtins.
13959 (neon_builtin_datum): Define struct. Contains information about
13960 a single builtin (with multiple modes).
13961 (CF): Define helper macro for...
13962 (VAR1...VAR10): Define builtins with a type, name and 1-10 different
13964 (neon_builtin_data): New array. Define information about builtins
13965 for use during initialization/expansion.
13966 (arm_init_neon_builtins): New function.
13967 (arm_init_builtins): Call arm_init_neon_builtins if TARGET_NEON is
13969 (neon_builtin_compare): New function.
13970 (locate_neon_builtin_icode): New function. Find an insn code for a
13971 builtin given a function code for that builtin. Also return type of
13972 builtin (NEON_BINOP, NEON_UNOP etc.).
13973 (builtin_arg): New enumeration. Types of arguments for builtins.
13974 (arm_expand_neon_args): New function. Expand a generic NEON builtin.
13975 Takes a variable argument list of builtin_arg types, terminated by
13977 (arm_expand_neon_builtin): New function. Expand a NEON builtin.
13978 (neon_reinterpret): New function. Expand NEON reinterpret intrinsic.
13979 (neon_emit_pair_result_insn): New function. Support returning pairs
13980 of vectors via a pointer.
13981 (neon_disambiguate_copy): New function. Set up operands for a
13982 multi-word copy such that registers do not get clobbered.
13983 (arm_expand_builtin): Call arm_expand_neon_builtin if fcode >=
13984 ARM_BUILTIN_NEON_BASE.
13985 (arm_file_start): Set float-abi attribute for NEON.
13986 (arm_vector_mode_supported_p): Enable NEON vector modes.
13987 (arm_mangle_map_entry): New.
13988 (arm_mangle_map): New.
13989 (arm_mangle_vector_type): New.
13990 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __ARM_NEON__
13992 (TARGET_NEON): New macro. Target supports NEON.
13993 (fputype): Add FPUTYPE_NEON.
13994 (UNITS_PER_SIMD_WORD): Define. Allow quad-word registers to be used
13995 for vectorization based on command-line arg.
13996 (NEON_REGNO_OK_FOR_NREGS): Define.
13997 (VALID_NEON_DREG_MODE, VALID_NEON_QREG_MODE)
13998 (VALID_NEON_STRUCT_MODE): Define.
13999 (PRINT_OPERAND_PUNCT_VALID_P): '#' is valid punctuation.
14000 (arm_builtins): Add ARM_BUILTIN_NEON_BASE.
14001 * config/arm/arm.md (VUNSPEC_POOL_16): Insert constant for unspec.
14002 (consttable_16): Add pattern for outputting 16-byte minipool
14004 (movv2si, movv4hi, movv8qi): Remove blank expanders (redefined in
14006 (vec-common.md, neon.md): Include md files.
14007 * config/arm/arm.opt (mvectorize-with-neon-quad): Add option.
14008 * config/arm/constraints.md (constraint "Dn", "Dl", "DL"): Define.
14009 (memory_constraint "Ut", "Un", "Us"): Define.
14010 * config/arm/iwmmxt.md (VMMX, VSHFT): New mode macros.
14011 (MMX_char): New mode attribute.
14012 (addv8qi3, addv4hi3, addv2si3): Remove. Replace with...
14013 (*add<mode>3_iwmmxt): New insn pattern.
14014 (subv8qi3, subv4hi3, subv2si3): Remove. Replace with...
14015 (*sub<mode>3_iwmmxt): New insn pattern.
14016 (mulv4hi3): Rename to...
14017 (*mulv4hi3_iwmmxt): This.
14018 (smaxv8qi3, smaxv4hi3, smaxv2si3, umaxv8qi3, umaxv4hi3)
14019 (umaxv2si3, sminv8qi3, sminv4hi3, sminv2si3, uminv8qi3)
14020 (uminv4hi3, uminv2si3): Remove. Replace with...
14021 (*smax<mode>3_iwmmxt, *umax<mode>3_iwmmxt, *smin<mode>3_iwmmxt)
14022 (*umin<mode>3_iwmmxt): These.
14023 (ashrv4hi3, ashrv2si3, ashrdi3_iwmmxt): Replace with...
14024 (ashr<mode>3_iwmmxt): This new pattern.
14025 (lshrv4hi3, lshrv2si3, lshrdi3_iwmmxt): Replace with...
14026 (lshr<mode>3_iwmmxt): This new pattern.
14027 (ashlv4hi3, ashlv2si3, ashldi3_iwmmxt): Replace with...
14028 (ashl<mode>3_iwmmxt): This new pattern.
14029 * config/arm/neon-docgen.ml: New file. Generate documentation for
14031 * config/arm/neon-gen.ml: New file. Generate arm_neon.h header.
14032 * config/arm/arm_neon.h: New (autogenerated).
14033 * config/arm/neon-testgen.ml: New file. Generate NEON tests
14035 * config/arm/neon.md: New file. Define NEON instructions.
14036 * config/arm/neon.ml: New file. Abstract description of NEON
14037 instructions, used to generate arm_neon.h header, documentation and
14039 * config/arm/t-arm (MD_INCLUDES): Add vec-common.md, neon.md.
14040 * vec-common.md: New file. Shared parts for iWMMXt and NEON vector
14042 * doc/extend.texi (ARM Built-in Functions): Rename and remove
14044 (ARM NEON Intrinsics): New subsection.
14045 * doc/arm-neon-intrinsics.texi: New (autogenerated).
14047 2007-07-25 Danny Smith <dannysmith@users.sourceforge.net>
14049 * config/i386/i386-protos.h (i386_pe_asm_file_end): Remove
14052 2007-07-24 Jan Hubicka <jh@suse.cz>
14054 * regclass.c (move_table): New type.
14055 (move_cost, may_move_in_cost, may_move_out_cost): Use it.
14056 (init_move_cost): Break out from ...
14057 (init_reg_sets_1): ... here; simplify computation of
14058 have_regs-of_mode and contains_reg_of_mode.
14059 (record_reg_classes): Unswitch internal loops.
14060 (copy_cost): Trigger lazy initialization of move cost
14061 (record_address_regs): Likewise.
14063 2007-07-24 Daniel Berlin <dberlin@dberlin.org>
14065 * config/darwin.c (darwin_override_options): Don't force on
14066 flag_var_tracking_uninit when no debug info is requested.
14068 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
14070 * cfgloop.c (init_loops_structure): New function.
14071 (flow_loops_find): Create root of the loop tree unconditionally.
14073 2007-07-24 Daniel Jacobowitz <dan@codesourcery.com>
14075 * tree-ssa-ccp.c (fold_const_aggregate_ref): Use fold_convert.
14077 2007-07-24 Jan Hubicka <jh@suse.cz>
14079 * caller-save.c: Include ggc.h, gt-caller-save.h
14080 (reg_save_code, reg_restore_code): Rename to ...
14081 (cached_reg_save_code, cached_reg_restore_code): ... those.
14082 (savepat, restpat, test_reg, test_mem, saveinsn, restinsn): New.
14083 (reg_save_code, reg_restore_code): New functions.
14084 (init_caller_save): Do not intialize
14085 reg_save_code/reg_restore_code tables.
14086 * Makefile.in: (gt-caller-save.h): New.
14088 2007-07-24 Andreas Krebbel <krebbel1@de.ibm.com>
14090 * tree-ssa-ifcombine.c (ifcombine_ifandif): Use a ONE operand
14091 with the mode of the original operand instead of
14094 2007-07-23 Jan Hubicka <jH@suse.cz>
14096 * config/i386/i386.c (ix86_secondary_memory_needed): Break out to...
14097 (inline_secondary_memory_needed): ... here.
14098 (ix86_memory_move_cost): Break out to ...
14099 (inline_memory_move_cost): ... here; add support for IN value of 2 for
14100 maximum of input and output; fix handling of Q_REGS on 64bit.
14101 (ix86_secondary_memory_needed): Microoptimize.
14103 2007-07-23 Sebastian Pop <sebpop@gmail.com>
14105 * tree-data-ref.c (find_vertex_for_stmt, create_rdg_edge_for_ddr,
14106 create_rdg_edges_for_scalar, create_rdg_edges, create_rdg_vertices,
14107 stmts_from_loop, known_dependences_p, build_rdg): New.
14108 * tree-data-ref.h: Depends on graphds.h.
14109 (rdg_vertex, RDGV_STMT, rdg_dep_type, rdg_edge, RDGE_TYPE): New.
14110 (build_rdg): Declared.
14111 * Makefile.in (TREE_DATA_REF_H): Depends on graphds.h.
14113 2007-07-23 Daniel Berlin <dberlin@dberlin.org>
14115 * tree-ssa-propagate.c (valid_gimple_expression_p): Match up with
14118 2007-07-23 Peter Bergner <bergner@vnet.ibm.com>
14119 Jakub Jelinek <jakub@redhat.com>
14121 PR middle-end/PR28690
14122 * optabs.c (expand_binop): (emit_cmp_and_jump_insns): Allow
14124 * rtlanal.c (commutative_operand_precedence): Prefer both REG_POINTER
14125 and MEM_POINTER operands over REG and MEM operands.
14126 (swap_commutative_operands_p): Change return value to bool.
14127 * rtl.h: Update the corresponding prototype.
14128 * tree-ssa-address.c (gen_addr_rtx): Use simplify_gen_binary
14129 instead of gen_rtx_PLUS.
14130 * simplify-rtx.c (simplify_plus_minus_op_data_cmp): Change return
14131 value to bool. Change function arguments to rtx's and update code
14133 (simplify_plus_minus): Update the simplify_plus_minus_op_data_cmp
14134 calls to match the new declaration.
14135 * simplify-rtx.c (simplify_associative_operation): Don't
14136 reorder simplify_binary_operation arguments.
14138 2007-07-23 Richard Sandiford <richard@codesourcery.com>
14140 * config/mips/mips.c (override_options): Use mips_costs to derive
14141 the default branch cost.
14142 * config/mips/mips.h (BRANCH_COST): Use mips_branch_cost rather
14144 * config/mips/mips.opt (mbranch-cost=): New option.
14145 * doc/invoke.texi (-mbranch-cost): Document new MIPS option.
14147 2007-07-23 Richard Sandiford <richard@codesourcery.com>
14149 * config/mips/mips.h (GR_REG_CLASS_P, COP_REG_CLASS_P): Delete.
14150 (SECONDARY_MEMORY_NEEDED): Delete commented-out definition.
14151 * config/mips/mips.c (mips_register_move_cost): Use reg_class_subset_p
14152 instead of GR_REG_CLASS_P and COP_REG_CLASS_P.
14154 2007-07-23 Richard Sandiford <richard@codesourcery.com>
14156 * config/mips/constraints.md (ks): New constraint.
14157 * config/mips/mips.md (*add<mode>3_sp1, *add<mode>3_sp2): Fold into...
14158 (*add<mode>3_mips16): ...here.
14160 2007-07-21 Uros Bizjak <ubizjak@gmail.com>
14162 * optabs.h (enum optab_index): Add new OTI_signbit.
14163 (signbit_optab): Define corresponding macro.
14164 (enum insn_code signbit_optab[]): Remove array.
14165 * optabs.c (init_optabs): Initialize signbit_optab using init_optab.
14166 (expand_copysign_absneg): If back end provides signbit insn, use it
14167 instead of bit operations on floating point argument.
14168 * builtins.c (enum insn_code signbit_optab[]): Remove array.
14169 (expand_builtin_signbit): Check signbit_optab->handlers[].insn_code
14170 for availability of signbit insn.
14172 * config/i386/i386.md (signbit<mode>2): New insn pattern to implement
14173 signbitf, signbit and signbitl built-ins as inline x87 intrinsics when
14174 SSE mode is not active.
14175 (isinf<mode>2): Disable for mfpmath=sse,387.
14177 2007-07-22 Ben Elliston <bje@au.ibm.com>
14179 * regclass.c (invalid_mode_change_p): Attach ATTRIBUTE_UNUSED to
14181 * struct-equiv.c (note_local_live): Likewise for `y_regno'.
14183 2007-07-20 Richard Guenther <rguenther@suse.de>
14185 * tree-cfg.c (verify_expr): COND_EXPRs can have any
14186 integral typed condition.
14187 * tree-ssa.c (useless_type_conversion_p): Do not preserve
14188 booleanness. Only preserve conversions from a non-base
14189 type to a base type, not in general between types with
14190 different TYPE_MIN_VALUE or TYPE_MAX_VALUE.
14191 * tree.def (COND_EXPR): Document that the condition
14192 can be of any integral type.
14194 2007-07-20 Nigel Stephens <nigel@mips.com>
14195 Richard Sandiford <richard@codesourcery.com>
14197 * config/mips/mips.h (mips_dwarf_regno): Declare.
14198 (DBX_REGISTER_NUMBER): Remove redundant brackets.
14199 (HI_REGNUM, LO_REGNUM): Define in an endian-dependent way.
14200 (AC1HI_REGNUM, AC1LO_REGNUM, AC2HI_REGNUM, AC2LO_REGNUM)
14201 (AC3HI_REGNUM, AC3LO_REGNUM, ACC_HI_REG_P): Delete.
14202 (reg_class): Rename HI_REG to MD0_REG and LO_REG to MD1_REG.
14203 (REG_CLASS_NAMES): Update accordingly.
14204 * config/mips/mips.c (mips_dwarf_regno): New array.
14205 (mips_regno_to_class): Rename HI_REG to MD0_REG and LO_REG to MD1_REG.
14206 (mips_subword): Remove special handling for accumulator registers.
14207 (override_options): Initiailize mips_dwarf_regno. Remove use
14209 (mips_swap_registers): New function.
14210 (mips_conditional_register_usage): Swap accumulator registers
14211 around if TARGET_LITTLE_ENDIAN.
14212 (mips_cannot_change_mode_class): Remove special treatment of ACC_REGS.
14213 * config/mips/constraints.md (h, l): Use the endianness to choose
14214 between MD0_REG and MD1_REG.
14215 * config/mips/mips.md (*mfhilo_<mode>_macc): Use a fixed-string,
14216 alternative-dependent template.
14218 2007-07-20 Richard Sandiford <richard@codesourcery.com>
14220 * config/arm/arm.md (movsi): Use can_create_pseudo_p instead of
14223 2007-07-20 Zdenek Dvorak <dvorakz@suse.cz>
14225 * function.c (thread_prologue_and_epilogue_insns): Fix exit
14226 predecessor fallthru flags.
14228 2007-07-20 Zdenek Dvorak <dvorakz@suse.cz>
14230 * tree-ssa-loop-niter.c (assert_loop_rolls_lt): Convert the operands
14231 of compare to the same type.
14232 * cfgloopmanip.c (add_loop): Update information about loop exits.
14233 (loop_version): Remove the innermost loop requirement.
14234 * tree-ssa-loop-manip.c (determine_exit_conditions): Convert bounds
14235 to sizetype for pointers.
14237 2007-07-18 H.J. Lu <hongjiu.lu@intel.com>
14239 * Makefile.in (D32PBIT_FUNCS): Add _sd_to_tf and _tf_to_sd.
14240 (D64PBIT_FUNCS): Add _dd_to_tf and _tf_to_dd.
14241 (D128PBIT_FUNCS): Add _td_to_tf and _tf_to_td.
14243 * config/dfp-bit.c: Empty for TFmode conversions.
14245 2007-07-18 Caroline Tice <ctice@apple.com>
14247 * var-tracking.c (find_src_status): Check for COND_EXEC insns
14248 and handle them correctly; check that src is not NULL before
14250 (find_src_set_src): Likewise.
14252 2007-07-18 Bob Wilson <bob.wilson@acm.org>
14254 * config/xtensa/xtensa.c (xtensa_expand_mask_and_shift): New.
14255 (struct alignment_context, init_alignment_context): New.
14256 (xtensa_expand_compare_and_swap, xtensa_expand_atomic): New.
14257 * config/xtensa/xtensa.h (XCHAL_HAVE_RELEASE_SYNC): Add default.
14258 (XCHAL_HAVE_S32C1I): Likewise.
14259 (TARGET_RELEASE_SYNC, TARGET_S32C1I): New.
14260 * config/xtensa/xtensa.md (UNSPECV_MEMW): New constant.
14261 (UNSPECV_S32RI, UNSPECV_S32C1I): Likewise.
14262 (ATOMIC, HQI): New macros.
14263 (memory_barrier, *memory_barrier): New.
14264 (sync_lock_releasesi): New.
14265 (sync_compare_and_swapsi, sync_compare_and_swap<mode>): New.
14266 (sync_lock_test_and_set<mode>): New.
14267 (sync_<atomic><mode>): New.
14268 (sync_old_<atomic><mode>, sync_new_<atomic><mode>): New.
14269 * config/xtensa/xtensa-protos.h (xtensa_expand_compare_and_swap): New.
14270 (xtensa_expand_atomic): New.
14272 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14276 * builtins.c (expand_builtin_interclass_mathfn): Provide a generic
14277 transformation for builtin ISNORMAL.
14278 (expand_builtin): Handle BUILT_IN_ISNORMAL.
14279 * builtins.def (BUILT_IN_ISNORMAL): New.
14280 * doc/extend.texi: Document isnormal.
14282 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14286 * builtins.c (expand_builtin_interclass_mathfn): Allow for missing
14287 optabs infrastructure. Provide generic implementation for
14289 (expand_builtin): Handle FINITE/ISFINITE.
14290 (fold_builtin_classify): Make ISFINITE canonical instead of FINITE.
14291 (fold_builtin_1): Likewise.
14293 * builtins.def (BUILT_IN_ISFINITE): New.
14295 * doc/extend.texi: Document isfinite.
14297 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14300 PR middle-end/20558
14302 * builtins.c (expand_builtin_interclass_mathfn): Provide a
14303 generic fallback for isinf.
14304 * c-cppbuiltin.c (builtin_define_float_constants): Move FP max
14305 calculation code ...
14306 * real.c (get_max_float): ... to here.
14307 * real.h (get_max_float): New.
14309 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14311 PR middle-end/32668
14313 * builtin-attrs.def (ATTR_TYPEGENERIC,
14314 ATTR_CONST_NOTHROW_TYPEGENERIC): New.
14316 * builtins.def (BUILT_IN_ISINF, BUILT_IN_ISNAN,
14317 BUILT_IN_ISGREATER, BUILT_IN_ISGREATEREQUAL, BUILT_IN_ISLESS,
14318 BUILT_IN_ISLESSEQUAL, BUILT_IN_ISLESSGREATER,
14319 BUILT_IN_ISUNORDERED): Use ATTR_CONST_NOTHROW_TYPEGENERIC.
14321 * c-common.c (handle_type_generic_attribute): New.
14322 (c_common_attribute_table): Add "type generic".
14324 * c-typeck.c (convert_arguments): Handle "type generic" functions.
14326 2007-07-18 Daniel Berlin <dberlin@dberlin.org>
14328 * tree-ssa-sccvn.c (try_to_simplify): Use valid_gimple_expression
14329 * tree-ssa-propagate (valid_gimple_expression): Handle ADDR_EXPR
14332 2007-07-18 Rask Ingemann Lambertsen <rask@sygehus.dk>
14335 * config/cris/cris.c (cris_print_index): Don't use XEXP before
14336 checking that the operand is an expression.
14338 2007-07-19 Christoph von Wittich <Christoph_vW@reactos.org>
14339 Danny Smith <dannysmith@users.sourceforge.net>
14342 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Put
14343 file mapping object in local namespace if Windows version later
14346 2007-07-18 Richard Sandiford <richard@codesourcery.com>
14348 * config/arm/arm-protos.h (arm_cannot_force_const_mem): Declare.
14349 * config/arm/arm.c (TARGET_CANNOT_FORCE_CONST_MEM): Redefine to
14350 arm_cannot_force_const_mem.
14351 (arm_cannot_force_const_mem): New function.
14352 * config/arm/arm.h (ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): New macro.
14353 (LEGITIMATE_CONSTANT_P): Test arm_cannot_force_const_mem instead
14354 of arm_tls_referenced_p.
14355 * config/arm/arm.md (movsi): Split out-of-section constants when
14356 ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P.
14357 * config/arm/vxworks.h (ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
14359 2007-07-18 Richard Sandiford <richard@codesourcery.com>
14361 * config/mips/mips.md (clear_cache): Treat the size argument as Pmode.
14363 2007-07-18 Richard Sandiford <richard@codesourcery.com>
14365 * config/mips/mips.md (*extendqihi2): Convert the destination
14368 2007-07-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14370 * config/pa/fptr.c: Update license header.
14371 * config/pa/milli64.S: Likewise.
14373 2007-07-17 Nick Clifton <nickc@redhat.com>
14375 * COPYING_v3: New file. Contains version 3 of the GNU General
14377 * COPYING.LIB_v3: New file. Contains version 3 of the GNU
14378 Lesser General Public License.
14379 * doc/include/gpl_v3.texi: New file. Contains version 3 of
14380 the GNU General Public License.
14382 2007-07-17 Zdenek Dvorak <dvorakz@suse.cz>
14384 PR rtl-optimization/32773
14385 * cfglayout.c (force_one_exit_fallthru): New function.
14386 (cfg_layout_finalize): Use it.
14388 2007-07-16 Richard Guenther <rguenther@suse.de>
14389 Uros Bizjak <ubizjak@gmail.com>
14391 * tree-if-conv.c (find_phi_replacement_condition): Unshare "*cond"
14392 before forcing it to gimple operand.
14394 2007-07-16 Sandra Loosemore <sandra@codesourcery.com>
14395 David Ung <davidu@mips.com>
14397 * config/mips/mips.h (TUNE_24K): Define.
14398 (TUNE_MACC_CHAINS): Add TUNE_24K.
14399 * config/mips/mips.md: (*mul_acc_si, *mul_sub_si): Change type to
14401 * config/mips/74k.md (r74k_int_mult): Split madd/msub to ..
14402 (r74k_int_madd): .. this new reservation.
14403 (define_bypass): Fixed bypasses for r74k_int_madd to use
14404 mips_linked_madd_p.
14405 * config/mips/24k.md (define_bypass): Define new
14406 r24k_int_mul3->r24k_int_madd bypass using mips_linked_madd_p.
14408 2007-07-16 Sandra Loosemore <sandra@codesourcery.com>
14409 Nigel Stephens <nigel@mips.com>
14411 * config/mips/mips.md: Include 20kc.md.
14412 * config/mips/20kc.md: New file.
14413 * config/mips/mips.c (mips_rtx_cost_data): Fill in 20Kc costs.
14414 (mips_adjust_cost): Tweak for 20Kc.
14415 (mips_issue_rate): Likewise.
14416 * config/mips/mips.h (TUNE_20KC): Define.
14418 2007-07-16 David Edelsohn <edelsohn@gnu.og>
14420 * config/rs6000/rs6000.c (struct processor_cost): Add
14421 cache_line_size, l1_cache_lines, and simultaneous_prefetches
14423 (*_cost): Add cache information.
14424 (rs6000_override_options): Set cache parameters.
14426 2007-07-16 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
14429 * config.gcc (mips-sgi-irix[56]*): Enable pthread support.
14430 * doc/install.texi (mips-sgi-irix6): pthread support works now.
14432 2007-07-16 Paul Brook <paul@codesourcery.com>
14435 * config/arm/cirrus.md (cirrus_arm_movsi_insn): Remove dead insn.
14436 (cirrus_thumb2_movsi_insn): Ditto.
14438 2007-07-15 Geoffrey Keating <geoffk@apple.com>
14440 * config/rs6000/darwin-fallback.c (interpret_libc): Change
14441 CR2_REGNO to R_CR2.
14443 2007-07-15 Andrew Haley <aph@redhat.com>
14445 * unwind-sjlj.c (_Unwind_GetIPInfo): Check for context->fc != NULL
14446 before looking in the context.
14448 2007-07-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14450 PR middle-end/32398
14451 PR middle-end/32769
14452 * pa-protos.h (pa_eh_return_handler_rtx): Declare.
14453 * pa.c (pa_extra_live_on_entry, rp_saved): Declare.
14454 (TARGET_EXTRA_LIVE_ON_ENTRY): Define.
14455 (pa_output_function_prologue): Use rp_saved and
14456 current_function_is_leaf to generate .CALLINFO statement.
14457 (hppa_expand_prologue): Set rp_saved.
14458 (hppa_expand_epilogue): Use rp_saved.
14459 (pa_extra_live_on_entry, pa_eh_return_handler_rtx): New functions.
14460 * pa.h (EH_RETURN_HANDLER_RTX): Use pa_eh_return_handler_rtx.
14462 2007-07-14 Dirk Mueller <dmueller@suse.de>
14464 * omega.c (coalesce): Fix memory leak on early exit.
14465 * matrix-reorg.c (check_allocation_function): Likewise.
14466 * tree-vect-transform.c (vect_get_new_vect_var): free result
14468 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
14469 pass pointer to edge vector
14470 (partition_hot_cold_basic_blocks): Fix memory leak.
14471 * collect2.c (prefix_from_string): Free temporary storage.
14472 * reload1.c (fixup_abnormal_edges): Free sbitmap.
14474 2007-07-14 Kaz Kojima <kkojima@gcc.gnu.org>
14476 * config/sh/sh.h (DO_GLOBAL_CTORS_BODY): Add void to prototype.
14477 (DO_GLOBAL_DTORS_BODY): Likewise.
14479 2007-07-14 Sandra Loosemore <sandra@codesourcery.com>
14480 Nigel Stephens <nigel@mips.com>
14482 * config/mips/mips.c (mips_classify_symbol): Don't return
14483 SYMBOL_SMALL_DATA for constant pool addresses if
14484 TARGET_EMBEDDED_DATA is true.
14486 2007-07-14 Uros Bizjak <ubizjak@gmail.com>
14488 * config/i386/i386.c (init_mmx_sse_builtins): Define all builtins
14489 except __builtin_ia32_emms, __builtin_ia32_ldmxcsr,
14490 __builtin_ia32_stmxcsr, __builtin_ia32_maskmovq, __builtin_ia32_loadups,
14491 __builtin_ia32_storeups, __builtin_ia32_loadhps, __builtin_ia32_loadlps,
14492 __builtin_ia32_storehps, __builtin_ia32_storelps,
14493 __builtin_ia32_movntps, __builtin_ia32_movntq, __builtin_ia32_sfence,
14494 __builtin_ia32_femms, __builtin_ia32_maskmovdqu, __builtin_ia32_loadupd,
14495 __builtin_ia32_storeupd, __builtin_ia32_loadhpd, __builtin_ia32_loadlpd,
14496 __builtin_ia32_movnti, __builtin_ia32_movntpd, __builtin_ia32_movntdq,
14497 __builtin_ia32_clflush, __builtin_ia32_lfence, __builtin_ia32_mfence,
14498 __builtin_ia32_loaddqu, __builtin_ia32_storedqu, __builtin_ia32_monitor,
14499 __builtin_ia32_mwait, __builtin_ia32_lddqu, __builtin_ia32_movntdqa,
14500 __builtin_ia32_movntsd and __builtin_ia32_movntss as const builtins
14501 using def_builtin_const.
14503 2007-07-14 Eric Botcazou <ebotcazou@adacore.com>
14505 PR tree-optimization/32705
14506 * tree-ssa-sccvn.c (set_ssa_val_to): Accept VN_TOP as value number.
14507 (simplify_binary_expression): Use SSA_VAL consistently.
14509 2007-07-13 David Edelsohn <edelsohn@gnu.org>
14511 * config/rs6000/spe.md (SPE_ACC_REGNO): Delete definition.
14512 (SPEFSCR_REGNO): Delete definition.
14513 * config/rs6000/rs6000.c: LINK_REGISTER_REGNUM -> LR_REGNO.
14514 COUNT_REGISTER_REGNUM -> CTR_REGNO.
14515 * config/rs6000/rs6000.h: Do not define *_REGNO.
14516 LINK_REGISTER_REGNUM -> LR_REGNO.
14517 COUNT_REGISTER_REGNUM -> CTR_REGNO.
14518 * config/rs6000/predicates.md: LINK_REGISTER_REGNUM -> LR_REGNO.
14519 COUNT_REGISTER_REGNUM -> CTR_REGNO.
14520 * config/rs6000/linux-unwind.h: Define R_LR, R_CR2, R_VR0,
14521 R_VRSAVE, R_VSCR. Use them.
14522 * config/rs6000/darwin-fallback.c: Define R_LR, R_CTR, R_CR2,
14523 R_XER, R_VR0, R_VRSAVE, R_VSCR, R_SPEFSCR. Use them.
14524 * config/rs6000/rs6000.md: Define REGNO constants. Use them.
14525 * config/rs6000/aix.h: Define R_LR. Use it.
14527 2007-07-13 Caroline Tice <ctice@apple.com>
14529 * toplev.c (process_options): Turn flag_var_tracking_uninit off when
14530 flag_var_tracking is explicitly turned off (i.e. when variable
14531 tracking is not feasible); otherwise, turn flag_var_tracking on when
14532 flag_var_tracking_uninit is on.
14533 * rtl.def (VAR_LOCATION): Add a new integer subfield to VAR_LOCATION
14534 note definitions, to allow recording of initialization status in the
14536 * dwarf2out.c (dwarf_stack_op_name): Add case for DW_OP_GNU_uninit.
14537 (add_var_loc_to_decl): Add comparison of NOTE_VAR_LOCATION_STATUS to
14538 determine if two note locations are equal.
14539 (output_loc_list): Don't output list entries whose start & end labels
14541 (reg_loc_descriptor): Add parameter for initialization status; pass it
14542 to other loc descriptor functions.
14543 (one_reg_loc_descriptor): Add parameter for initialization status;
14544 check its value and add DW_OP_GNU_uninit to returned loc descr if
14546 (multiple_reg_loc_descriptor): Add parameter for initialization
14548 pass init status argument to other loc descriptor functions; check
14549 value of intialization parameter and add DW_OP_GNU_uninit to returned
14550 loc descr if appropriate.
14551 (based_loc_descr): Add parameter for initialization status; add new
14552 variable for return value; check value of initialization parameter and
14553 add DW_OP_GNU_uninit to returned loc descr if appropriate.
14554 (concatn_mem_loc_descriptor): Add parameter for initialization status;
14555 pass init status argument to other loc descriptor functions; check
14556 value of intialization parameter and add DW_OP_GNU_uninit to returned
14557 loc descr if appropriate.
14558 (mem_loc_descriptor): Likewise.
14559 (concat_loc_descriptor): Likewise.
14560 (concatn_loc_descriptor): Likewise.
14561 (loc_descriptor): Add parameter for initialization status; pass it as
14562 argument to other loc descriptor function calls.
14563 (loc_descriptor_from_tree_1): Add appropriate initialization status
14564 to loc descriptor function calls.
14565 (add_location_or_const_value_attribute): Get initialization status
14566 from VAR_LOCATION note; add initialization status to loc descriptor
14568 * dwarf2.h (enum dwarf_location_atom): New op, DW_OP_GNU_uninit.
14569 * print-rtl.c (print_rtx): When printing a VAR_LOCATION note, if
14570 status is uninitialized, add "[uninint]" to output.
14571 * common.opt (fvar-tracking-uninit): New option, similar to
14572 fvar-tracking, to turn on tracking of uninitialized variables; creates
14573 a new global flag, flag_var_tracking_uninit.
14574 * rtl.h (NOTE_VAR_LOCATION_STATUS): New macro for accessing new field.
14575 (enum var_init_status): New type, for var initialization status field.
14576 * var-tracking.c (struct location_chain_def): Two new fields, init,
14577 for initialization status, and set_src for the assignment value expr.
14578 (unshare_variable): New parameter for initialization status;
14579 initialize new init and set_src fields.
14580 (var_reg_set): New parameters for initialization status and value;
14581 pass them to set_variable_part.
14582 (var_mem_set): Likewise.
14583 (get_init_value): New function.
14584 (var_reg_delete_and_set): New initialization status & value
14585 parameters; add call to get_init_value if status is unknown; pass new
14586 parameters to clobber_variable_part and var_reg_set.
14587 (var_mem_delete_and_set): Likewise.
14588 (var_reg_delete): Pass null set_src value to clobber_variable_part.
14589 (var_mem_delete): Likewise.
14590 (variable_union): Pass status to unshare_variable; initialize new init
14591 and set_src fields. If flag_var_tracking_uninit is not set, force
14592 status to initialized.
14593 (add_stores): Store insn, rather than NEXT_INSN(insn), so it can be
14594 used later to get the set_src value.
14595 (find_src_status): New function.
14596 (find_src_set_src): New function.
14597 (compute_bb_dataflow): Pass init status to calls to var_reg_set,
14598 var_mem_set, var_reg_delete_and_set and var_mem_delete_and_set; for
14599 MO_SET, get set_src value and pass it to var_reg_delete_and_set
14600 and var_mem_delete_and_set.
14601 (dump_variable): Print out "[uninit]" if appropriate.
14602 (set_variable_part): Add new initialization and set_src parameters;
14603 pass status to unshare_variable; set node->init and node- >set_src
14604 fields and modify slot in hash table appropriately; save the init and
14605 set_src values if appropriate and assign to the new node.
14606 (clobber_variable_part): New set_src parameter; if two nodes have
14607 same variable and same location but different set_src (assignment)
14608 values, clobber old node.
14609 (delete_variable_part): Pass init status to unshare_variable.
14610 (emit_note_insn_var_location): Add initialized var; assign var's init
14611 status to new 'initialized'; pass new init status field to calls to
14612 gen_rtx_VAR_LOCATION. If flag_var_tracking_uninit is not set, force
14613 status to initialized.
14614 (emit_notes_in_bb): Pass initialization status to calls to
14615 var_reg_set, var_mem_set, var_reg_delete_and_set and
14616 var_mem_delete_and_set; for MO_SET, get set_src value and pass it to
14617 var_reg_delete_and_set and var_mem_delete_and_set; call
14618 emit_notes_for_changes on NEXT_INSN(insn) rather than on insn, to
14619 make up for change in add_stores.
14620 (vt_add_function_parameters): Add status to calls to
14622 * config/darwin.c (darwin_override_options): Turn on uninitialized
14623 tracking automatically, if var_tracking is on and the system is
14626 2007-07-13 Sa Liu <saliu@de.ibm.com>
14628 * config.gcc: Add options for arch and tune on SPU.
14629 * config/spu/predicates.md: Add constant operands 0 and 1.
14630 * config/spu/spu-builtins.def: Add builtins for double precision
14631 floating point comparison: si_dfceq, si_dfcmeq, si_dfcgt, si_dfcmgt,
14632 si_dftsv, spu_cmpeq_13, spu_cmpabseq_1, spu_cmpgt_13, spu_cmpabsgt_1,
14634 * config/spu/spu-c.c: Define __SPU_EDP__ when builtins invoked with
14636 * config/spu/spu-protos.h: Add new function prototypes.
14637 * config/spu/spu.c (spu_override_options): Check options -march and
14639 (spu_comp_icode): Add comparison code for DFmode and vector mode.
14640 (spu_emit_branch_or_set): Use the new code for DFmode and vector
14642 (spu_const_from_int): New. Create a vector constant from 4 ints.
14643 (get_vec_cmp_insn): New. Get insn index of vector compare instruction.
14644 (spu_emit_vector_compare): New. Emit vector compare.
14645 (spu_emit_vector_cond_expr): New. Emit vector conditional expression.
14646 * config/spu/spu.h: Add options -march and -mtune. Define processor
14647 types PROCESSOR_CELL and PROCESSOR_CELLEDP. Define macro
14648 CANONICALIZE_COMPARISON.
14649 * config/spu/spu.md: Add new insns for double precision compare
14650 and double precision vector compare. Add vcond and smax/smin patterns
14651 to enable DFmode vector conditional expression.
14652 * config/spu/spu.opt: Add options -march and -mtune.
14653 * config/spu/spu_internals.h: Add builtins for CELLEDP target:
14654 si_dfceq, si_dfcmeq, si_dfcgt, si_dfcmgt, si_dftsv. Add builtin for
14655 both CELL and CELLEDP targets: spu_testsv.
14656 * config/spu/spu_intrinsics.h: Add flag mnemonics for test special
14659 2007-07-13 Richard Guenther <rguenther@suse.de>
14661 PR tree-optimization/32721
14662 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Preserve
14663 TREE_THIS_VOLATILE on the folded reference.
14664 * tree-ssa-operands.c (get_expr_operands): Set has_volatile_ops
14665 if the array reference has TREE_THIS_VOLATILE set.
14667 2007-07-13 H.J. Lu <hongjiu.lu@intel.com>
14670 * doc/libgcc.texi: Update DFP intrinsics for DPD and BID.
14672 2007-07-13 Andreas Schwab <schwab@suse.de>
14674 * gengtype-lex.l: Allow declarations to be indented.
14676 2007-07-12 Geoffrey Keating <geoffk@apple.com>
14678 * ginclude/tgmath.h: New.
14679 * config.gcc: Use GCC's tgmath.h on non-glibc systems.
14680 * doc/sourcebuild.texi (Headers): Document use_gcc_tgmath.
14681 * configure.ac (STMP_FIXPROTO): Honor use_gcc_tgmath.
14682 * configure: Regenerate.
14684 2007-07-13 Kaz Kojima <kkojima@gcc.gnu.org>
14686 * config/sh/linux-unwind.h (sh_fallback_frame_state): Use
14687 correct index when setting register save state for xd
14690 2007-07-13 Kaz Kojima <kkojima@gcc.gnu.org>
14692 * config/sh/sh.c (mark_use): Remove.
14694 2007-07-12 Paul Brook <paul@codesourcery.com>
14696 * config/arm/arm.c (thumb1_compute_save_reg_mask): Make sure scratch
14697 reg does not overlap return value.
14699 2007-07-12 Daniel Berlin <dberlin@dberlin.org>
14701 * tree-ssa-pre.c (get_expression_vuses): Move out side-effect.
14702 (set_expression_vuses): Ditto.
14703 (init_pre): Initialize expression_vuses.
14705 2007-07-12 Zdenek Dvorak <dvorakz@suse.cz>
14707 * config/i386/sse.md (storentdf, storentsf): New.
14709 2007-07-12 Geoffrey Keating <geoffk@apple.com>
14711 * builtins.c (get_pointer_alignment): Honor DECL_ALIGN on a
14713 * tree.c (build_decl_stat): Move code from here...
14714 (make_node_stat): ... to here. Don't uselessly clear DECL_USER_ALIGN.
14715 (expr_align): Honor DECL_ALIGN on a FUNCTION_DECL. Add comment
14716 about using DECL_ALIGN of LABEL_DECL and CONST_DECL.
14717 * tree.h (DECL_USER_ALIGN): Fix misplaced comment.
14718 * varasm.c (assemble_start_function): Use DECL_ALIGN instead of
14721 2007-07-12 Dorit Nuzman <dorit@il.ibm.com>
14722 Devang Patel <dpatel@apple.com>
14724 PR tree-optimization/25413
14725 * targhooks.c (default_builtin_vector_alignment_reachable): New.
14726 * targhooks.h (default_builtin_vector_alignment_reachable): New.
14727 * tree.h (contains_packed_reference): New.
14728 * expr.c (contains_packed_reference): New.
14729 * tree-vect-analyze.c (vector_alignment_reachable_p): New.
14730 (vect_enhance_data_refs_alignment): Call
14731 vector_alignment_reachable_p.
14732 * target.h (vector_alignment_reachable): New builtin.
14733 * target-def.h (TARGET_VECTOR_ALIGNMENT_REACHABLE): New.
14734 * config/rs6000/rs6000.c (rs6000_vector_alignment_reachable): New.
14735 (TARGET_VECTOR_ALIGNMENT_REACHABLE): Define.
14737 2007-07-12 Dorit Nuzman <dorit@il.ibm.com>
14739 * target.h (builtin_vectorization_cost): Add new target builtin.
14740 * target-def.h (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): New.
14741 * tree-vectorizer.h (TARG_SCALAR_STMT_COST): New.
14742 (TARG_SCALAR_LOAD_COST, TARG_SCALAR_STORE_COST): New.
14743 * tree-vect-analyze.c (vect_analyze_slp_instance): Initisliaze
14744 uninitialized variables.
14745 * tree-vect-transform.c (cost_for_stmt): New function.
14746 (vect_estimate_min_profitable_iters): Call cost_for_stmt instead of
14747 using cost 1 for all scalar stmts. Be less conservative when
14748 estimating the number of prologue/epulogue iterations. Call
14749 targetm.vectorize.builtin_vectorization_cost. Return
14750 min_profitable_iters-1.
14751 (vect_model_reduction_cost): Use TARG_SCALAR_TO_VEC_COST for
14752 initialization cost instead of TARG_VEC_STMT_COST. Use
14753 TARG_VEC_TO_SCALAR_COST instead of TARG_VEC_STMT_COST for reduction
14754 epilogue code. Fix epilogue cost computation.
14755 * config/spu/spu.c (spu_builtin_vectorization_cost): New.
14756 (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Implement.
14757 * config/spu/spu.h (TARG_COND_BRANCH_COST, TARG_SCALAR_STMT_COST):
14758 (TARG_SCALAR_LOAD_COST, TARG_SCALAR_STORE_COST, TARG_VEC_STMT_COST):
14759 (TARG_VEC_TO_SCALAR_COST, TARG_SCALAR_TO_VEC, TARG_VEC_LOAD_COST):
14760 (TARG_VEC_UNALIGNED_LOAD_COST, TARG_VEC_STORE_COST): Define.
14762 2007-07-12 Richard Guenther <rguenther@suse.de>
14764 * gimplify.c (gimplify_conversion): Make sure that the result
14765 from maybe_fold_offset_to_reference is trivially convertible
14766 to the desired type before doing the simplification.
14767 (gimplify_expr): Likewise.
14768 * fold-const.c (fold_binary): Use the correct types for
14769 building the simplified expression.
14771 2007-07-12 Zdenek Dvorak <dvorakz@suse.cz>
14773 PR rtl-optimization/32729
14774 * cfghooks.c (can_duplicate_block_p): Do not forbid duplicating blocks
14775 that fallthru to exit.
14777 2007-07-12 Kaz Kojima <kkojima@gcc.gnu.org>
14779 * config/sh/sh.md (symGOTOFF2reg): Add missing parenthesis.
14780 (symDTPOFF2reg): Likewise.
14782 2007-07-11 Daniel Berlin <dberlin@dberlin.org>
14784 PR tree-optimization/32663
14786 * tree.h (VALUE_HANDLE_VUSES): Remove.
14787 (struct tree_value_handle): Remove vuses.
14789 * tree-vn.c (create_value_handle_for_expr): Don't set
14790 VALUE_HANDLE_VUSES.
14792 * tree-ssa-pre.c (expression_vuses): New.
14793 (alloc_expression_id): Set up expression_vuses.
14794 (get_expression_vuses): New.
14795 (set_expression_vuses): Ditto.
14796 (clear_expression_ids): Modify for expression_vuses.
14797 (phi_translate_1): Ditto.
14798 (phi_translate_set): Ditto.
14799 (value_dies_in_block_x): Ditto
14800 (valid_in_sets): Ditto.
14801 (add_to_sets): Ditto.
14802 (find_existing_value_expr): Ditto.
14803 (create_value_handle_for_expr): Ditto.
14804 (make_values_for_stmt): Ditto.
14805 (vuse_equiv): Remove.
14807 2007-07-11 Alexandre Oliva <aoliva@redhat.com>
14809 * Makefile.in (mostlyclean): Remove object files.
14811 2007-07-11 Kenneth Zadeck <zadeck@naturalbridge.com>
14813 * toplev.c (no_new_pseudos): Deleted.
14814 * rtl.h (no_new_pseudos): Deleted.
14815 * tree-pass.h (pass_no_new_pseudos): Deleted.
14816 * passes.c (pass_no_new_pseudos): Deleted.
14817 * final.c (rest_of_clean_state): Removed no_new_pseudos.
14818 (rest_of_no_new_pseudos, pass_no_new_pseudos): Deleted.
14819 * struct-equiv.c (rtx_equiv_p): Replaced no_new_pseudos with
14821 * cfgcleanup.c (try_crossjump_to_edge): Ditto.
14822 * rtlhooks.c (gen_lowpart_general): Ditto.
14823 * optabs.c (prepare_operand): Ditto.
14824 * mode-switching.c (rest_of_handle_mode_switching): Deleted set of
14826 * modulo-sched.c (rest_of_handle_sms): Ditto.
14827 * see.c (rest_of_handle_see): Ditto.
14828 * ifcvt.c (if_convert): Ditto.
14829 (gate_handle_if_after_combine): Replaced no_new_pseudos with
14831 * init-regs.c (gate_initialize_regs): Deleted set of
14833 * lower-subreg.c (decompose_multiword_subregs): Ditto.
14834 * bb-reorder.c (rest_of_handle_partition_blocks): Ditto.
14835 * doc/md.texi: Changed no_new_pseudos to can_create_pseudo_p.
14837 2007-07-11 Uros Bizjak <ubizjak@gmail.com>
14840 * config/i386/sse.md (*sse2_storeq_rex64): Handle 64bit mem->reg moves.
14841 (*vec_extractv2di_1_sse2): Disable for TARGET_64BIT.
14842 (*vec_extractv2di_1_rex64): New insn pattern.
14844 2007-07-11 David Daney <ddaney@avtrex.com>
14846 * config/mips/linux-unwind.h (mips_fallback_frame_state): Rewrite
14847 return address calculation. Substitute DWARF_ALT_FRAME_RETURN_COLUMN
14848 for SIGNAL_UNWIND_RETURN_COLUMN.
14849 * config/mips/mips.h (SIGNAL_UNWIND_RETURN_COLUMN): Remove.
14850 (DWARF_FRAME_REGNUM): Rewrite.
14851 (DWARF_ALT_FRAME_RETURN_COLUMN) Define.
14853 2007-07-11 Nick Clifton <nickc@redhat.com>
14855 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Revert previous
14856 delta and use gen_int_mode in place of GET_INT instead.
14858 2007-07-11 Uros Bizjak <ubizjak@gmail.com>
14860 * reg-stack.c (struct tree_opt_pass pass_stack_regs): Nullify name
14863 2007-07-11 Douglas Gregor <doug.gregor@gmail.com>
14865 * params.def (PARAM_VERIFY_CANONICAL_TYPES): Remove.
14866 (PARAM_USE_CANONICAL_TYPES): New; decides whether to use canonical
14868 * params.h (VERIFY_CANONICAL_TYPES): Remove.
14869 (USE_CANONICAL_TYPES): New.
14870 * doc/invoke.texi (verify-canonical-types): Remove.
14871 (use-canonical-types): Add.
14873 2007-07-11 Ulrich Weigand <uweigand@de.ibm.com>
14875 * config/spu/spu.c (spu_optimization_options): Remove setting of
14876 parameter PARAM_MAX_COMPLETELY_PEEL_TIMES.
14877 (spu_override_options): Move it here.
14879 2007-07-11 Richard Sandiford <richard@codesourcery.com>
14881 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Handle -m4ksc and -m4ksd.
14882 * config/mips/mips.c (mips_cpu_info_table): Mention
14883 MIPS_ISA_LEVEL_SPEC in the comment.
14885 2007-07-11 Eric Botcazou <ebotcazou@adacore.com>
14887 PR tree-optimization/32713
14888 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle REAL_CST.
14890 2007-07-11 Paolo Carlini <pcarlini@suse.de>
14892 PR middle-end/30482
14893 * c-opts.c (c_common_post_options): Do not change flag_complex_method
14894 conditional to flag_isoc99.
14895 (c_common_init_options): Do it here, unconditionally.
14897 2007-07-11 Eric Botcazou <ebotcazou@adacore.com>
14899 PR tree-optimization/32589
14900 * doc/tree-ssa.texi (Rough GIMPLE Grammar): Add missing rule.
14901 * tree-gimple.c (is_gimple_min_invariant): Clarify head comment.
14902 * tree-ssa-propagate.c (valid_gimple_expression_p): New
14903 predicate, extracted from...
14904 (set_rhs): ...here. Call it for the expression on entry.
14905 * tree-ssa-propagate.h (valid_gimple_expression_p): Declare.
14906 * tree-ssa-sccvn.c: Include tree-ssa-propagate.h.
14907 (simplify_binary_expression): Use valid_gimple_expression_p
14908 to validate the simplification.
14909 * Makefile.in (tree-ssa-sccvn.o): Depends on tree-ssa-propagate.h.
14911 2007-07-11 Danny Smith <dannysmith@users.sourceforge.net>
14913 * config/i386/cygming.h (PREFERRED_DEBUGGING_TYPE): Define to
14914 DWARF2_DEBUG on 32 bit target too.
14915 (DWARF2_UNWIND_INFO): Reorganize 64-bit vs 32-bit definition.
14917 2007-07-11 Nick Clifton <nickc@redhat.com>
14919 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Provide alternative
14920 version for 64-bit hosts.
14922 2007-07-10 David Daney <ddaney@avtrex.com>
14924 * config/mips/mips.h (ISA_HAS_SYNCI): New target capability
14926 (INITIALIZE_TRAMPOLINE): Emit clear_cache insn instead of library
14928 * config/mips/mips.c (mips_expand_synci_loop): New function.
14929 * config/mips/mips.md (UNSPEC_CLEAR_HAZARD): New constant.
14930 (UNSPEC_RDHWR): Same.
14931 (UNSPEC_SYNCI): Same.
14932 (UNSPEC_SYNC): Same.
14933 (clear_cache): New expand.
14937 (clear_hazard): Same.
14938 * config/mips/mips-protos.h (mips_expand_synci_loop): Declare
14940 * testsuite/gcc.target/mips/clear-cache-1.c: New test.
14941 * testsuite/gcc.target/mips/clear-cache-2.c: New test.
14943 2007-07-10 Ian Lance Taylor <iant@google.com>
14945 * emit-rtl.c (gen_reg_rtx): Check can_create_pseudo_p rather than
14948 2007-07-10 David Daney <ddaney@avtrex.com>
14950 * builtins.def (BUILT_IN_CLEAR_CACHE): New builtin.
14951 * builtins.c (expand_builtin___clear_cache): New function.
14952 (expand_builtin): Call expand_builtin___clear_cache for
14953 BUILT_IN_CLEAR_CACHE case.
14954 * doc/extend.texi (__builtin___clear_cache): Document new builtin.
14955 * doc/md.texi (clear_cache): Document new instruction pattern.
14956 * testsuite/gcc.dg/builtins-64.c: New test.
14958 2007-07-11 Hans-Peter Nilsson <hp@axis.com>
14960 * config/cris/cris.md ("movsi"): Fix typo in last change.
14962 2007-07-09 Geoffrey Keating <geoffk@apple.com>
14965 * c-common.c (c_alignof_expr): Look at DECL_ALIGN of
14967 (handle_aligned_attribute): Allow use on FUNCTION_DECLs.
14968 * varasm.c (assemble_start_function): Honor DECL_ALIGN
14969 for FUNCTION_DECLs. Don't use align_functions_log if
14971 * print-tree.c (print_node): Print DECL_ALIGN and DECL_USER_ALIGN
14972 even for FUNCTION_DECLs.
14973 * c-decl.c (merge_decls): Propagate DECL_ALIGN even for
14975 * tree.h (DECL_ALIGN): Update for new location of 'align'.
14976 (DECL_FUNCTION_CODE): Update for new location and name of
14978 (DECL_OFFSET_ALIGN): Update for new location of 'off_align'.
14979 (struct tree_decl_common): Move 'align' and 'off_align' out
14980 of union, ensure they're still on a 32-bit boundary. Remove
14981 other fields in union 'u1'.
14982 (struct tree_function_decl): Add field 'function_code' replacing
14983 'u1.f' in tree_decl_common.
14984 * tree.c (build_decl_stat): Set initial value of DECL_ALIGN.
14985 * doc/extend.texi (Function Attributes): Add 'aligned' attribute.
14986 (Variable Attributes): Cross-reference 'aligned' attribute
14987 to Function Attributes.
14988 * flags.h (force_align_functions_log): Delete.
14989 * toplev.c (force_align_functions_log): Delete.
14991 2007-07-10 Uros Bizjak <ubizjak@gmail.com>
14994 * config/i386/sse.md (vec_concatv2di): Disable for TARGET_64BIT.
14995 (*vec_concatv2di_rex): New insn pattern.
14997 2007-07-10 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
15000 * config/mips/iris6.h (LIBGCC_SPEC): Add libm.
15002 2007-07-10 Ian Lance Taylor <iant@google.com>
15004 Replace no_new_pseudos in backends.
15005 * rtl.h (can_create_pseudo_p): Define.
15006 * config/darwin.c (machopic_indirect_data_reference): Use
15007 can_create_pseudo_p () instead of no_new_pseudos.
15008 (machopic_indirect_data_reference): Likewise.
15009 (machopic_legitimize_pic_address): Likewise.
15010 * config/alpha/alpha.c (alpha_legitimize_address): Likewise.
15011 (alpha_emit_set_const_1): Likewise.
15012 (alpha_emit_set_const): Likewise.
15013 (alpha_emit_conditional_move): Likewise.
15014 (alpha_split_conditional_move): Likewise.
15015 * config/alpha/alpha.md (various splitters): Likewise.
15017 * config/arm/arm.c (legitimize_pic_address): Likewise.
15018 (arm_load_pic_register): Likewise.
15019 * config/arm/arm.md (addsi3, subsi3, andsi3, iorsi3): Likewise.
15020 (movdi, movsi, movhi, movqi, movsf, movdf): Likewise.
15021 * config/bfin/bfin.c (legitimize_pic_address): Likewise.
15022 * config/cris/cris.c (cris_expand_pic_call_address): Likewise.
15023 * config/cris/cris.md (movsi): Likewise.
15024 * config/frv/frv.md (symGOT2reg_hilo): Likewise.
15025 (symGOTOFF2reg_hilo): Likewise.
15026 (symGPREL2reg, symGPREL2reg_hilo): Likewise.
15027 * config/h8300/h8300.md (insv, extzv): Likewise.
15028 * config/i386/i386.c (ix86_expand_move): Likewise.
15029 (ix86_expand_vector_move): Likewise.
15030 (ix86_prepare_fp_compare_args): Likewise.
15031 (ix86_expand_carry_flag_compare): Likewise.
15032 * config/i386/i386.md (tls_dynamic_gnu2_32): Likewise.
15033 (tls_dynamic_gnu2_combine_32): Likewise.
15034 (tls_dynamic_gnu2_64, tls_dynamic_gnu2_combine_64): Likewise.
15035 * config/ia64/ia64.c (ia64_expand_move): Likewise.
15036 (ia64_expand_movxf_movrf): Likewise.
15037 * config/m32c/m32c.c (m32c_prepare_move): Likewise.
15038 (m32c_split_move): Likewise.
15039 (m32c_expand_insv): Likewise.
15040 * config/m68k/m68k.md (movsi): Likewise.
15041 * config/mips/mips.c (mips_force_temporary): Likewise.
15042 (mips_split_symbol): Likewise.
15043 (mips_move_integer): Likewise.
15044 (mips_legitimize_const_move): Likewise.
15045 * config/mn10300/mn10300.md (movsi): Likewise.
15046 * config/pa/pa.c (emit_move_sequence): Likewise.
15047 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
15048 (rs6000_got_register): Likewise.
15049 (create_TOC_reference): Likewise.
15050 (rs6000_machopic_legitimize_pic_address): Likewise.
15051 * config/rs6000/rs6000.md (add<mode>3): Likewise.
15052 (various splitters): Likewise.
15053 (iorsi3, xorsi3, iordi3, xordi3): Likewise.
15054 (movsi_got): Likewise.
15055 * config/s390/s390.c (emit_symbolic_move): Likewise.
15056 * config/s390/s390.md (movhi, movqi): Likewise.
15057 (load_multiple, store_multiple): Likewise.
15058 * config/score/score.c (score_force_temporary): Likewise.
15059 * config/sh/sh.c (prepare_move_operands): Likewise.
15060 (prepare_cbranch_operands): Likewise.
15061 (emit_fpu_switch): Likewise.
15062 (fpscr_set_from_mem): Likewise.
15063 * config/sh/sh.md (movdicc, movsicc, movsicc_umin): Likewise.
15064 (adddi3, subsi3): Likewise.
15065 (various splitters): Likewise.
15066 (divsi_inv_fp_combine): Likewise.
15067 (symGOT_load, symGOTOFF2reg, symDTPOFF2reg): Likewise.
15068 (seq, slt, sle, sgt, sge, sgtu, sltu, sleu, sgeu): Likewise.
15070 * config/sh/predicates.md (xor_operand): Likewise.
15071 * config/sparc/sparc.c (legitimize_tls_address): Likewise.
15072 * config/sparc/sparc.md (movsi_pic_label_ref): Likewise.
15073 (movdi_pic_label_ref): Likewise.
15074 * config/spu/spu.c (spu_split_immediate): Likewise.
15075 * config/alpha/alpha.md (various splitters): Remove test
15076 !no_new_pseudos || reload_completed.
15077 * config/ia64/ia64.c (ia64_output_mi_thunk): Don't set
15079 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
15080 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
15081 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
15082 * config/score/score.c (th_output_mi_thunk): Likewise.
15083 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
15084 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
15086 2007-07-10 Kaz Kojima <kkojima@gcc.gnu.org>
15088 PR rtl-optimization/32664
15089 * mode-switching.c (create_pre_exit): Skip barrier insns.
15091 2007-07-10 Zdenek Dvorak <dvorakz@suse.cz>
15093 * tree-scalar-evolution.c (scev_const_prop): Add arguments to
15094 force_gimple_operand_bsi.
15095 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr,
15096 rewrite_use_compare): Ditto.
15097 * tree-ssa-address.c (gimplify_mem_ref_parts, create_mem_ref):
15099 * tree-ssa-ifcombine.c (ifcombine_ifandif): Ditto.
15100 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Ditto.
15101 * lambda-code.c (replace_uses_equiv_to_x_with_y): Ditto.
15102 * tree-profile.c (prepare_instrumented_value,
15103 tree_gen_interval_profiler, tree_gen_pow2_profiler,
15104 tree_gen_one_value_profiler, tree_gen_ic_profiler,
15105 tree_gen_ic_func_profiler, tree_gen_average_profiler,
15106 tree_gen_ior_profiler): Ditto.
15107 * tree-ssa-reassoc.c (negate_value): Ditto.
15108 * matrix-reorg.c (transform_access_sites, transform_allocation_sites):
15109 Use force_gimple_operand_bsi.
15110 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Ditto.
15111 * tree-if-conv.c (add_to_dst_predicate_list,
15112 find_phi_replacement_condition): Ditto.
15113 * gimplify.c (force_gimple_operand_bsi): Add before and m arguments.
15114 Call mark_symbols_for_renaming for new statements.
15115 * tree-flow.h (force_gimple_operand_bsi): Declaration changed.
15117 2007-07-10 Zdenek Dvorak <dvorakz@suse.cz>
15119 * cfghooks.c (remove_edge): New function.
15120 (redirect_edge_and_branch, remove_branch, merge_blocks): Updated
15122 * cfghooks.h (remove_edge): Declare.
15123 * cfg.c (remove_edge): Renamed to remove_edge_raw.
15124 * basic-block.h (remove_edge): Declaration changed to remove_edge_raw.
15126 2007-07-09 Wolfgang Gellerich <gellerich@de.ibm.com>
15128 * optabs.h: Added declaration for signbit_optab.
15129 * optabs.c: (init_optabs): Added initialization for signbit_optab.
15130 * genoptinit.c (optabs): Added entry for signbit insns.
15131 * builtins.c (expand_builtin_signbit): Added code to use a signbit
15132 insn, if available.
15133 * config/s390/s390.h (S390_TDC_SIGNBIT_SET): New constant.
15134 * config/s390/s390.md (signbit<mode>2): New expander.
15136 2007-07-09 Richard Guenther <rguenther@suse.de>
15138 PR middle-end/32698
15139 * fold-const.c (fold_plusminus_mult_expr): Move constant
15140 arguments second to allow decomposing.
15142 2007-07-09 Alexandre Oliva <aoliva@oliva.athome.lsd.ic.unicamp.br>
15145 2007-07-06 Alexandre Oliva <aoliva@redhat.com>
15147 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
15148 Disregard DECL_FROM_INLINE.
15150 2007-07-09 Uros Bizjak <ubizjak@gmail.com>
15153 * doc/invoke.texi: Add ftree-reassoc flag.
15154 * common.opt (ftree-reassoc): New flag.
15155 * tree-ssa-reassoc.c (gate_tree_ssa_reassoc): New static function.
15156 (struct tree_opt_pass pass_reassoc): Use gate_tree_ssa_reassoc.
15158 2007-07-09 Uros Bizjak <ubizjak@gmail.com>
15160 PR tree-optimization/32681
15161 * tree-if-conv.c (find_phi_replacement_condition): Use the condition
15162 saved in second_edge->aux when first_bb is a loop header.
15164 2007-07-09 Jan HUbicka <jh@suse.cz>
15166 * cse.c (cse_insn): Avoid invalid sharing on trial replacement.
15168 2007-07-09 Richard Guenther <rguenther@suse.de>
15170 * c-decl.c (start_function): Do not promote return type.
15172 2007-07-08 Daniel Franke <franke.daniel@gmail.com>
15174 * function.c (do_warn_unused_parameter): Do not warn if
15175 TREE_NO_WARNING is set.
15177 2007-07-08 Andreas Schwab <schwab@suse.de>
15179 * doc/invoke.texi (DEC Alpha/VMS Options): Fix typo.
15181 2007-07-08 Sandra Loosemore <sandra@codesourcery.com>
15184 2007-07-06 Sandra Loosemore <sandra@codesourcery.com>
15186 * c-opts.c (c_common_handle_option): Make DOLLARS_IN_IDENTIFIERS
15187 apply to assembly language, too.
15188 * doc/tm.texi (DOLLARS_IN_IDENTIFIERS): Update.
15190 2007-07-07 Daniel Berlin <dberlin@dberlin.org>
15192 Revert (note the sccvn portions are *not* reverted)
15193 2007-07-06 Daniel Berlin <dberlin@dberlin.org>
15195 Fix PR tree-optimization/23488
15197 * tree-vn.c (set_value_handle): Use decl_vh_map for decl value
15199 * tree-flow-inline.h (get_value_handle): Ditto.
15200 * tree-ssa-pre.c (decl_vh_map): New.
15201 (decl_node_pool): New.
15202 (can_value_number_operation): Support DECL_P.
15203 (can_PRE_operation): Ditto.
15204 (create_expression_by_pieces): Ditto.
15205 (find_existing_value_expr): Modify to differnetiate between
15206 addressing and top level.
15207 (create_value_handle_for_expr): Handle DECL's.
15208 (poolify_tree): Ditto.
15209 (make_values_for_phi): Don't insert into PHI_GEN during FRE.
15210 (make_values_for_stmt): Handle DECL's properly.
15211 (init_pre): Reorg to not init useless things during FRE.
15213 * tree-flow.h: Include pointer-set.h.
15214 (decl_vh_map): Declare.
15215 * Makefile.in (TREE_FLOW_H): Add pointer-set.h
15217 2007-07-07 Eric Weddington <eweddington@cso.atmel.com>
15219 * config/avr/constraints.md (define_memory_constraint "Q"): Fix
15220 the constraint description.
15221 * doc/md.texi: Update documentation of AVR constraints.
15223 2007-07-07 Kazu Hirata <kazu@codesourcery.com>
15225 * auto-inc-dec.c, config/arm/arm.c,
15226 config/m32r/constraints.md, config/mips/mips.md,
15227 config/rs6000/rs6000.c, cselib.c, dce.c, df-core.c,
15228 df-problems.c, df-scan.c, df.h, dse.c, gimplify.c,
15229 tree-if-conv.c, tree-ssa-sccvn.c, tree-ssa.c: Fix comment
15230 typos. Follow spelling conventions.
15231 * doc/invoke.texi, doc/rtl.texi: Fix typos.
15233 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
15234 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
15236 * tree-ssa-operands.c (realloc_vop, realloc_vdef,
15237 realloc_vuse): Remove.
15238 * tree-ssa-operands.h: Remove the prototype for realloc_vdef
15241 2007-07-06 Daniel Berlin <dberlin@dberlin.org>
15243 Fix PR tree-optimization/23488
15245 * tree-ssa-sccvn.c (expr_has_constants): Handle tcc_declaration.
15246 (try_to_simplify): Ditto.
15247 (visit_use): Ditto.
15248 * tree-vn.c (set_value_handle): Use decl_vh_map for decl value
15250 * tree-flow-inline.h (get_value_handle): Ditto.
15251 * tree-ssa-pre.c (decl_vh_map): New.
15252 (decl_node_pool): New.
15253 (can_value_number_operation): Support DECL_P.
15254 (can_PRE_operation): Ditto.
15255 (create_expression_by_pieces): Ditto.
15256 (find_existing_value_expr): Modify to differnetiate between
15257 addressing and top level.
15258 (create_value_handle_for_expr): Handle DECL's.
15259 (poolify_tree): Ditto.
15260 (make_values_for_phi): Don't insert into PHI_GEN during FRE.
15261 (make_values_for_stmt): Handle DECL's properly.
15262 (init_pre): Reorg to not init useless things during FRE.
15264 * tree-flow.h: Include pointer-set.h.
15265 (decl_vh_map): Declare.
15266 * Makefile.in (TREE_FLOW_H): Add pointer-set.h
15268 2007-07-06 Sandra Loosemore <sandra@codesourcery.com>
15270 * c-opts.c (c_common_handle_option): Make DOLLARS_IN_IDENTIFIERS
15271 apply to assembly language, too.
15272 * doc/tm.texi (DOLLARS_IN_IDENTIFIERS): Update.
15274 2007-07-06 Ian Lance Taylor <iant@google.com>
15275 Zack Weinberg <zackw@panix.com>
15277 PR middle-end/32441
15278 * builtins.c (std_expand_builtin_va_start): Don't use make_tree.
15280 2007-07-06 Richard Sandiford <richard@codesourcery.com>
15282 * config/sh/sh.md (*prefetch_i4): Disable for TARGET_VXWORKS_RTP.
15283 (prefetch): Likewise if "pref" would be used.
15285 2007-07-06 Josh Conner <jconner@apple.com>
15287 PR middle-end/32602
15288 PR middle-end/32603
15289 * calls.c (store_one_arg): Handle arguments which are partially
15290 on the stack when detecting argument overlap.
15292 2007-07-06 Bernd Schmidt <bernd.schmidt@analog.com>
15294 * reload1.c (choose_reload_regs): Set reload_spill_index for regs
15295 chosen during find_reloads.
15297 2007-07-06 Richard Guenther <rguenther@suse.de>
15299 * gimplify.c (gimplify_call_expr): Prefer DECL_ARGUMENTS over
15300 TYPE_ARG_TYPES for verification of argument types. Use
15301 DECL_ARG_TYPE instead of the PARM_DECL type. Take excess
15302 parameters as variable arguments.
15304 2007-07-06 Andreas Krebbel <krebbel1@de.ibm.com>
15306 * libgcc2.h (word_type): Type definition removed.
15307 (cmp_return_type, shift_count_type): Type definitions added.
15308 (__lshrdi3, __ashldi3, __ashrdi3): word_type of second parameter
15309 replaced with shift_count_type.
15310 (__cmpdi2, __ucmpdi2): word_type of return type replaced with
15312 * libgcc2.c (__udivmoddi4, __moddi3): Type of local variable c
15313 changed from word_type to Wtype.
15314 (__lshrdi3, __ashldi3, __ashrdi3): word_type of second parameter
15315 replaced with shift_count_type.
15316 (__cmpdi2, __ucmpdi2): word_type of return type replaced with
15318 * c-common.c (handle_mode_attribute): Handling for libgcc_cmp_return
15319 and libgcc_shift_count attribute added.
15320 * target-def.h (TARGET_LIBGCC_CMP_RETURN_MODE,
15321 TARGET_LIBGCC_SHIFT_COUNT_MODE): New target hooks defined.
15322 (TARGET_INITIALIZER): New target hooks added.
15323 * targhooks.c (default_libgcc_cmp_return_mode,
15324 default_libgcc_shift_count_mode): Default implementations for the new
15325 target hooks added.
15326 * targhooks.h (default_libgcc_cmp_return_mode,
15327 default_libgcc_shift_count_mode): Function prototypes added.
15328 * target.h (struct gcc_target): Fields for the new target hooks added.
15329 * optabs.c (expand_binop): Use shift_count_mode when expanding shift
15331 (prepare_cmp_insn): Use cmp_return_mode when expanding comparison as
15334 * doc/tm.texi (TARGET_LIBGCC_CMP_RETURN_MODE,
15335 TARGET_LIBGCC_SHIFT_COUNT_MODE): Documentation added.
15337 * config/s390/s390.c (s390_libgcc_cmp_return_mode,
15338 s390_libgcc_shift_count_mode): Functions added.
15339 (TARGET_LIBGCC_CMP_RETURN_MODE, TARGET_LIBGCC_SHIFT_COUNT_MODE):
15340 Target hooks defined.
15342 2007-07-06 Richard Sandiford <richard@codesourcery.com>
15344 * config/mips/mips.c (compute_frame_size): Restore the original
15345 gp_sp_offset for !GENERATE_MIPS16E_SAVE_RESTORE and remove the
15346 fp_size term from the GENERATE_MIPS16E_SAVE_RESTORE calculation.
15347 Document why the difference is needed.
15349 2007-07-06 Richard Guenther <rguenther@suse.de>
15351 * c-common.c (boolean_increment): Use correctly typed
15354 2007-07-06 Richard Sandiford <richard@codesourcery.com>
15356 * config/mips/mips.c (mips16e_save_restore_pattern_p): Check that
15357 the topmost argument register is not also included in the save mask.
15358 (mips16e_collect_argument_save_p): Take a pointer to the argument
15359 register, rather than a pointer to the number of arguments.
15360 (mips16e_collect_argument_saves): Only include argument saves
15361 that aren't in the register mask.
15363 2007-07-06 Uros Bizjak <ubizjak@gmail.com>
15365 PR rtl-optimization/32450
15366 * function.c (thread_prologue_and_epilogue_insns): Emit blockage insn
15367 to ensure that instructions are not moved into the prologue when
15368 profiling is on. Remove unused prologue_end variable.
15369 (expand_function_end): Emit blockage insn instead of ASM_INPUT rtx
15370 as a scheduling barrier.
15372 2007-07-06 Alexandre Oliva <aoliva@redhat.com>
15375 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
15376 Disregard DECL_FROM_INLINE.
15378 2007-07-05 Adam Nemet <anemet@caviumnetworks.com>
15380 * rtlanal.c (num_sign_bit_copies1): Improve cases of ANDing or
15381 IORing with a constant.
15383 2007-07-05 Seongbae Park <seongbae.park@gmail.com>
15385 PR rtl-optimization/32475
15386 * df-scan.c (df_def_record_1): Add a use of the stack pointer
15387 for every definition of the stack pointer.
15389 2007-07-05 Richard Earnshaw <rearnsha@arm.com>
15391 * arm.c (vfp3_const_double_index): Copy signed results of
15392 REAL_VALUE_TO_INT into unsigned vars.
15394 2007-07-05 Richard Guenther <rguenther@suse.de>
15396 PR middle-end/32639
15397 * alias.c (get_alias_set): Tread METHOD_TYPE the same as
15399 * tree-ssa.c (useless_type_conversion_p): Check canonical
15402 2007-07-05 Anatoly Sokolov <aesok@post.ru>
15404 * config/avr/avr.md (zero_extendqihi2, zero_extendqisi2,
15405 zero_extendhisi2): Change to define_insn_and_split.
15406 (zero_extendqidi2, zero_extendhidi2, zero_extendsidi2): New.
15408 2007-07-05 Paolo Bonzini <bonzini@gnu.org>
15410 * function.c (match_asm_constraints_1, rest_of_match_asm_constraints,
15411 pass_match_asm_constraints): New.
15412 * passes.c (init_optimization_passes): Add new pass.
15413 * stmt.c (expand_asm_operands): Set cfun->has_asm_statement.
15414 * function.h (struct function): Add has_asm_statement bit.
15415 (current_function_has_asm_statement): New.
15416 * tree-pass.h (pass_match_asm_constraints): New.
15418 2007-07-05 Richard Sandiford <rsandifo@nildram.co.uk>
15420 * config/mips/mips.c (mips_file_start): Avoid declaration
15423 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
15425 * optabs.c (expand_binop_directly): Fix signed/unsigned comparison.
15427 2007-07-05 Uros Bizjak <ubizjak@gmail.com>
15429 * rtl.def (NOTE): Change print format string to print
15430 operand 5 as a note insn name.
15432 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
15433 David Ung <davidu@mips.com>
15435 * config/mips/mips.c (mips_cpu_info): Add 4ksc and 4ksd processors.
15436 * doc/invoke.texi: (MIPS Options): Document them.
15438 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
15439 David Ung <davidu@mips.com>
15441 Add support for SmartMIPS ASE.
15443 * optabs.c (expand_binop_directly): New, broken out from...
15444 (expand_binop): Here. Make it try rotating in the other
15445 direction even when the second operand isn't constant.
15446 * config/mips/mips.md (*lwxs): New.
15447 * config/mips/mips.opt (msmartmips): New.
15448 * config/mips/mips.c (mips_lwxs_address_p): New.
15449 (mips_rtx_costs): Make it recognize scaled indexed addressing.
15450 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define
15451 __mips_smartmips when compiling for TARGET_SMARTMIPS.
15452 (ISA_HAS_ROR): Define for TARGET_SMARTMIPS.
15453 (ISA_HAS_LWXS): New.
15454 (ASM_SPEC): Add -msmartmips/-mno-smartmips.
15455 * doc/invoke.texi (MIPS Options): Document -msmartmips/-mno-smartmips.
15456 * testsuite/gcc.target/mips/smartmips-lwxs.c: New test case.
15457 * testsuite/gcc.target/mips/smartmips-ror-1.c: New test case.
15458 * testsuite/gcc.target/mips/smartmips-ror-2.c: New test case.
15459 * testsuite/gcc.target/mips/smartmips-ror-3.c: New test case.
15460 * testsuite/gcc.target/mips/smartmips-ror-4.c: New test case.
15462 2007-07-05 Dorit Nuzman <dorit@il.ibm.com>
15464 * tree-vectorizer.c (new_loop_vec_info): Initialize
15465 LOOP_VINFO_COST_MODEL_MIN_ITERS.
15466 * tree-vectorizer.h (_loop_vec_info): Added new filed
15467 min_profitable_iters.
15468 (LOOP_VINFO_COST_MODEL_MIN_ITERS): New access macro to above new field.
15469 (TARG_SCALAR_TO_VEC_COST): Define cost of scalar to vector operation.
15470 * tree-vect-analyze.c (vect_analyze_operations): Set
15471 LOOP_VINFO_COST_MODEL_MIN_ITERS.
15472 * tree-vect-transform.c (vect_estimate_min_profitable_iters): Use
15473 VEC_length to determine if there are any LOOP_VINFO_MAY_MISALIGN_STMTS.
15474 Fix calculation of peel_iters_prologue. Move consideration of epilogue
15475 and prologue cost to after they are computed.
15476 (vect_model_induction_cost): Use TARG_SCALAR_TO_VEC_COST instead of
15477 TARG_VEC_STMT_COST.
15478 (vect_model_simple_cost): Takes additional argument dt. Consider cost
15479 of creating vectors from scalars according to dt.
15480 (vect_model_store_cost): Likewise.
15481 (vectorizable_call): Use dt array instead of scalar dt. Call
15482 vect_model_simple_cost with additional argument dt.
15483 (vectorizable_assignment): Likewise.
15484 (vectorizable_operation): Likewise.
15485 (vectorizable_type_demotion): Likewise.
15486 (vectorizable_type_promotion): Likewise.
15487 (vectorizable_store): Use dt array instead of scalar dt. Call
15488 vect_model_store_cost with additional argument dt.
15489 (vect_do_peeling_for_loop_bound): Don't call
15490 vect_estimate_min_profitable_iters. Instead, lookup
15491 LOOP_VINFO_COST_MODEL_MIN_ITERS. Don't always print
15492 "may not be profitable".
15494 2007-07-05 Dorit Nuzman <dorit@il.ibm.com>
15497 * config/rs6000/altivec.md (UNSPEC_VUPKHS_V4SF, UNSPEC_VUPKLS_V4SF):
15498 (UNSPEC_VUPKHU_V4SF, UNSPEC_VUPKLU_V4SF): New.
15499 (vec_unpacks_float_hi_v8hi, vec_unpacks_float_lo_v8hi): New patterns.
15500 (vec_unpacku_float_hi_v8hi, vec_unpacku_float_lo_v8hi): New patterns.
15502 2007-07-05 Zdenek Dvorak <dvorakz@suse.cz>
15504 * config/i386/i386.c (ix86_address_cost): Do not consider more complex
15505 addressing modes cheaper.
15507 2007-07-05 Alexandre Oliva <aoliva@redhat.com>
15509 * dwarf2out.c (dw_ranges_by_label_ref): New typedef.
15510 (dw_ranges_struct): Rename block_num to num. Adjust.
15511 (dw_ranges_by_label_struct): New.
15512 (ranges_by_label, ranges_by_label_allocated,
15513 ranges_by_label_in_use): New variables.
15514 (add_ranges_num): Factored most of the code out of...
15515 (add_ranges): ... this one. Rewrite in terms of the former.
15516 (add_ranges_by_labels): New.
15517 (output_ranges): Output by-label ranges.
15518 (dwarf2out_finish): Output range for multiple-section
15519 compile_unit. Output standard DW_AT_low_pc in addition to
15520 unexpected DW_AT_entry_pc.
15522 2007-07-04 Daniel Berlin <dberlin@dberlin.org>
15524 PR tree-optimization/32604
15525 PR tree-optimization/32606
15527 * tree-ssa-pre.c (bb_bitmap_sets): Removed antic_safe_loads.
15528 (compute_antic_safe): Removed.
15529 (ANTIC_SAFE_LOADS): Ditto.
15530 (compute_antic_aux): Don't print ANTIC_SAFE_LOADS.
15531 (execute_pre): Don't call compute_antic_safe.
15532 (vuse_equiv): New function.
15533 (make_values_for_stmt): Use it
15534 * tree-ssa-sccvn.c (set_ssa_val_to): Remove assert, since it is
15537 2007-07-04 Anatoly Sokolov <aesok@post.ru>
15540 * config/avr/avr.c (avr_naked_function_p): Handle receiving a type
15541 rather than a decl.
15542 (avr_attribute_table): Make "naked" attribute apply to function types
15543 rather than to decls.
15544 (avr_handle_fntype_attribute): New function.
15546 2007-07-04 Joseph Myers <joseph@codesourcery.com>
15548 * target-def.h (TARGET_INITIALIZER): Remove trailing whitespace
15551 2007-07-04 David Ung <davidu@mips.com>
15552 Joseph Myers <joseph@codesourcery.com>
15554 * config/mips/mips.md (type): Add logical, signext and move.
15555 (one_cmpl<mode>2, *and<mode>3, *and<mode>3_mips16, *ior<mode>3,
15556 *ior<mode>3_mips16, two unnamed insns after *ior<mode>3_mips16,
15557 *nor<mode>3, "Combiner patterns to optimize truncate/zero_extend
15558 combinations", *zero_extend<SHORT:mode><GPR:mode>2,
15559 *zero_extendqihi2, *extend<SHORT:mode><GPR:mode>2_mips16e,
15560 *extend<SHORT:mode><GPR:mode>2_se<SHORT:size>, *movdi_64bit,
15561 *movdi_64bit_mips16, *movsi_internal, *movsi_mips16, movcc,
15562 *movhi_internal, *movhi_mips16, *movqi_internal, *movqi_mips16,
15563 *movsf_hardfloat, *movsf_softfloat, *movsf_mips16,
15564 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit,
15565 movv2sf_hardfloat_64bit): Use the new types.
15566 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16,
15567 *movdf_softfloat, *movdf_mips16): Use "multi".
15568 (extendqihi2): Replace with a define_expand.
15569 (*extendqihi2_mips16e, *extendqihi2, *extendqihi2_seb): New.
15570 Based on extend<SHORT:mode><GPR:mode>2 patterns.
15571 * config/mips/74k.md (r74k_int_logical): New reservation and
15573 (r74k_int_arith): Remove "slt".
15574 * config/mips/24k.md, config/mips/4130.md, config/mips/4k.md,
15575 config/mips/5400.md, config/mips/5500.md, config/mips/5k.md,
15576 config/mips/7000.md, config/mips/9000.md, config/mips/generic.md,
15577 config/mips/sb1.md, config/mips/sr71k.md: Add new types to
15578 reservations for "arith".
15580 2007-07-04 Richard Guenther <rguenther@suse.de>
15582 * tree-ssa.c (useless_type_conversion_p): Add handling for
15583 scalar float and vector types. Only call the types_compatible_p
15584 langhook for aggregate types as last resort. Follow the
15587 2007-07-04 Richard Guenther <rguenther@suse.de>
15589 * tree-inline.c (estimate_num_insns_1): Treat CONVERT_EXPR
15590 the same as NOP_EXPR.
15592 2007-07-04 Nick Clifton <nickc@redhat.com>
15594 * target.h (struct gcc_target): Add target_help field.
15595 * target-def.h (TARGET_HELP): New.
15596 (TARGET_INITIALIZER): Use TARGET_HELP.
15597 * opts.c (command_handle_option): Invoke target_help function, if
15598 defined, when the user has specified --target-help on the command
15600 * doc/invoke.texi: Mention that --target-help might print
15601 additional information.
15602 * doc/tm.texi: Document TARGET_HELP hook.
15604 * arm.c (TARGET_HELP): Override default definition.
15605 (arm_target_help): New - display a wrapped list of cores and
15606 architectures supported.
15608 2007-07-04 Rask Ingemann Lambertsen <rask@sygehus.dk>
15610 * config/v850/v850.c (expand_prologue): Make sure
15611 GEN_INT() argument is sign extended rather than zero extended.
15612 (expand_epilogue): Likewise.
15613 (output_move_double): Delete.
15614 * config/v850/v850-protos.h (output_move_double): Delete.
15615 * config/v850/v850.md (movdi): Delete.
15616 (*movdi_internal): Delete.
15618 (*movdf_internal): Delete.
15620 2007-07-04 Richard Sandiford <richard@codesourcery.com>
15622 * config/sh/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Reject -mrelax
15623 unless compiling RTP PIC.
15625 2007-07-04 Richard Guenther <rguenther@suse.de>
15627 PR tree-optimization/32482
15628 * tree-ssa-ifcombine.c (recognize_single_bit_test): Use the
15629 original ssa name if we didn't find a shift expression.
15630 Fix shift constant for bit zero test.
15632 2007-07-04 Richard Sandiford <richard@codesourcery.com>
15634 * config/sh/lib1funcs.asm (ic_invalidate): Align constant pool.
15636 2007-07-04 Richard Sandiford <richard@codesourcery.com>
15638 * config.gcc (arm-wrs-vxworks): Don't include svr4.h.
15639 * config/vxworks.h (PTRDIFF_TYPE, SIZE_TYPE, TARGET_POSIX_IO): Define.
15640 * config/arm/vxworks.h (ASM_SPEC): Delete.
15641 (SUBTARGET_EXTRA_ASM_SPEC): Define.
15643 2007-07-04 Sebastian Pop <sebpop@gmail.com>
15645 * tree-data-ref.h (data_dependence_relation): New flag reversed_p.
15646 (DDR_REVERSED_P): New.
15647 * tree-data-ref.c (initialize_data_dependence_relation,
15648 build_classic_dist_vector): Set DDR_REVERSED_P.
15650 2007-07-04 Sebastian Pop <sebpop@gmail.com>
15652 PR middle-end/32457
15653 * tree-data-ref.c (analyze_siv_subscript_cst_affine,
15654 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
15655 init_omega_for_ddr_1): Use non conservative number of iterations
15657 (analyze_subscript_affine_affine): Use HOST_WIDE_INT instead of int.
15658 (analyze_siv_subscript): Remove FIXME and reinitialization of
15659 last_conflicts to chrec_dont_know.
15660 * testsuite/gfortran.dg/vect/pr32457.f90: New.
15662 2007-07-04 Douglas Gregor <doug.gregor@gmail.com>
15664 * tree.c (maybe_canonicalize_argtypes): Improve description.
15666 2007-07-04 Douglas Gregor <doug.gregor@gmail.com>
15668 * tree.c (maybe_canonicalize_argtypes): New.
15669 (build_function_type): Set canonical type.
15670 (build_method_type_directly): Ditto.
15671 (reconstruct_complex_type): Rebuild the METHOD_TYPE node
15674 2007-07-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
15676 * tree-ssa-loop-ivopts.c (strip_offset_1): Treat POINTER_PLUS_EXPR
15678 (rewrite_use_nonlinear_expr): Likewise.
15680 2007-07-03 Seongbae Park <seongbae.park@gmail.com>
15682 * rtl.def (UNSPEC, USE, CLOBBER): More comments.
15684 2007-07-04 Ben Elliston <bje@au.ibm.com>
15686 * dwarf2out.c: Move DWARF2 abbreviation glossary closer to the top
15689 * c-objc-common.c (c_types_compatible_p): Fix indentation.
15691 * doc/tm.texi (Run-time Target): Capitalise "CPU".
15692 (Exception Handling): Likewise.
15694 2007-07-03 Jan Hubicka <jh@suse.cz>
15696 * ifcvt.c (find_cond_trap): Avoid invalid RTL sharing.
15698 2007-07-03 Eric Christopher <echristo@apple.com>
15700 * doc/cppopts.texi: Add conflicting option note to -dM.
15701 * doc/invoke.texi: Add note about possible conflicts with
15702 -E for -dCHARS and note that -dM will not produce
15703 any results if there is no machine dependent reorg.
15705 2007-07-03 Geoffrey Keating <geoffk@apple.com>
15707 * tree.h (DECL_ALIGN): Back out previous change.
15709 2007-07-03 Joseph Myers <joseph@codesourcery.com>
15711 * configure.ac: Test for .dtprelword support on MIPS.
15712 * configure, config.in: Regenerate.
15713 * config/mips/mips.c (mips_output_dwarf_dtprel): New.
15714 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
15716 2007-07-03 Julian Brown <julian@codesourcery.com>
15718 * config.gcc (with_fpu): Allow --with-fpu=vfp3.
15719 * config/arm/aout.h (REGISTER_NAMES): Add D16-D31.
15720 * config/arm/aof.h (REGISTER_NAMES): Add D16-D31.
15721 * config/arm/arm.c (FL_VFPV3): New flag for VFPv3 processor
15723 (all_fpus): Add FPUTYPE_VFP3.
15724 (fp_model_for_fpu): Add VFPv3 field.
15725 (arm_rtx_costs_1): Give cost to VFPv3 constants.
15726 (vfp3_const_double_index): New function. Return integer index of
15727 VFPv3 constant suitable for fconst[sd] insns, or -1 if constant
15729 (vfp3_const_double_rtx): New function. True if VFPv3 is enabled
15730 and argument represents a valid RTX for a VFPv3 constant.
15731 (vfp_output_fldmd): Split fldmd with > 16 registers in the list into
15733 (vfp_emit_fstmd): Similar, for fstmd.
15734 (arm_print_operand): Implement new code 'G' for VFPv3 floating-point
15735 constants, represented as integer indices.
15736 (arm_hard_regno_mode_ok): Use VFP_REGNO_OK_FOR_SINGLE,
15737 VFP_REGNO_OK_FOR_DOUBLE macros.
15738 (arm_regno_class): Handle VFPv3 d0-d7, low, high register split.
15739 (arm_file_start): Set float-abi attribute for VFPv3, and output
15740 correct ".fpu" assembler directive.
15741 (arm_dbx_register_numbering): Add FIXME.
15742 * config/arm/arm.h (TARGET_VFP3): New macro. Target supports VFPv3.
15743 (fputype): Add FPUTYPE_VFP3.
15744 (FIXED_REGISTERS): Add 32 registers for D16-D31.
15745 (CALL_USED_REGISTERS): Likewise.
15746 (CONDITIONAL_REGISTER_USAGE): Add note about conditional definition
15747 of LAST_VFP_REGNUM. Make D16-D31 caller-saved, if present.
15748 (LAST_VFP_REGNUM): Extend available VFP registers for VFPv3.
15749 (D7_VFP_REGNUM): New.
15750 (LAST_LO_VFP_REGNUM, FIRST_HI_VFP_REGNUM, LAST_HI_VFP_REGNUM)
15751 (VFP_REGNO_OK_FOR_SINGLE, VFP_REGNO_OK_FOR_SINGLE)
15752 (VFP_REGNO_OK_FOR_DOUBLE): Define new macros.
15753 (FIRST_PSEUDO_REGISTER): Shift up to 128 to accommodate VFPv3.
15754 (REG_ALLOC_ORDER): Adjust for VFPv3.
15755 (reg_class): Add VFP_D0_D7_REGS, VFP_LO_REGS, VFP_HI_REGS.
15756 (REG_CLASS_NAMES): Add entries corresponding to VFP_D0_D7_REGS,
15757 VFP_LO_REGS, VFP_HI_REGS.
15758 (REG_CLASS_CONTENTS): Likewise. Extend contents for VFP_REGS.
15759 (IS_VFP_CLASS): Define macro.
15760 (SECONDARY_OUTPUT_RELOAD_CLASS, SECONDARY_INPUT_RELOAD_CLASS): Use
15762 (REGISTER_MOVE_COST): Likewise.
15763 * config/arm/arm-protos.h (vfp3_const_double_rtx): Add prototype.
15764 * config/arm/vfp.md (VFPCC_REGNUM): Redefine as 127.
15765 (*arm_movsi_vfp, *thumb2_movsi_vfp, *movsfcc_vfp)
15766 (*thumb2_movsfcc_vfp, *abssf2_vfp, *negsf2_vfp, *addsf3_vfp)
15767 (*subsf3_vfp, *divsf_vfp, *mulsf_vfp, *mulsf3negsf_vfp)
15768 (*mulsf3addsf_vfp, *mulsf3subsf_vfp, *mulsf3negsfaddsf_vfp)
15769 (*extendsfdf2_vfp, *truncdfsf2_vfp, *truncsisf2_vfp)
15770 (*truncsidf2_vfp, fixuns_truncsfsi2, fixuns_truncdfsi2)
15771 (*floatsisf2_vfp, *floatsidf2_vfp, floatunssisf2)
15772 (floatunssidf2, *sqrtsf2_vfp, *cmpsf_split_vfp)
15773 (*cmpsf_trap_split_vfp, *cmpsf_vfp, *cmpsf_trap_vfp): Use 't'
15774 where appropriate for single-word registers.
15775 (*movsf_vfp, *thumb2_movsf_vfp, *movdf_vfp, *thumb2_movdf_vfp):
15776 As above. Fix type attributes.
15777 * config/arm/constraints.md (register_contraint "t"): Define.
15778 (register_constraint "w"): Change to D0-D15, or D0-D31 for
15780 (register_constraint "x"): Define.
15781 (constraint "Dv"): Define.
15783 2007-07-03 Geoffrey Keating <geoffk@apple.com>
15785 * tree.h (DECL_ALIGN): Prevent use on a FUNCTION_DECL.
15787 2007-07-03 Tom Tromey <tromey@redhat.com>
15789 * c-parser.c (objc_pq_context): Removed.
15790 (objc_need_raw_identifier): Likewise.
15791 (c_parser) <objc_pq_context>: New field.
15792 <objc_need_raw_identifier>: Likewise.
15793 (OBJC_NEED_RAW_IDENTIFIER): Removed.
15794 (c_lex_one_token): Update.
15795 (c_parser_objc_protocol_definition): Update.
15796 (c_parser_objc_method_definition): Update.
15797 (c_parser_objc_methodproto): Update.
15798 (c_parser_declspecs): Update.
15800 2007-07-03 David Ung <davidu@mips.com>
15802 * config/mips/mips.c (mips_issue_rate): Return 4 for 74K processors.
15804 2007-07-03 David Ung <davidu@mips.com>
15805 Richard Sandiford <richard@codesourcery.com>
15807 * doc/invoke.texi: Document -march=74kf3_2.
15808 * config/mips/mips.h (PROCESSOR_74KF3_2): New processor_type.
15809 (TUNE_74K): Check for it.
15810 * config/mips/mips.c (mips_cpu_info): Add 74kf3_2.
15811 (mips_rtx_cost_data): Add an entry for PROCESSOR_74KF3_2.
15812 * config/mips/mips.md (cpu): Add 74kf3_2.
15813 * config/mips/74k.md (r74k_int_logical, r74k_int_arith, r74k_int_nop)
15814 (r74k_int_cmove, r74k_int_mult, r74k_int_mul3, r74k_int_mfhilo)
15815 (r74k_int_mthilo, r74k_int_div, r74k_int_call, r74k_int_jump)
15816 (r74k_int_load, r74k_int_store, r74k_unknown, r74k_multi): Add
15817 74kf3_2 to the CPU list.
15818 (r74kf3_2_fadd, r74kf3_2_fmove, r74kf3_2_fload, r74kf3_2_fstore)
15819 (r74kf3_2_fmul_sf, r74kf3_2_fmul_df, r74kf3_2_fdiv_sf)
15820 (r74kf3_2_fdiv_df, r74kf3_2_frsqrt_sf, r74kf3_2_frsqrt_df)
15821 (r74kf3_2_fcmp, r74kf3_2_fcvt, r74kf3_2_fxfer_to_c1)
15822 (r74kf3_2_fxfer_from_c1): New insn reservations.
15824 2007-07-03 Richard Sandiford <richard@codesourcery.com>
15825 David Ung <davidu@mips.com>
15827 * doc/invoke.texi: Replace -march=24kf with -march=24kf2_1 and
15828 -march=24kx with -march=24kf1_1. Likewise 24ke[fx], 34k[fx]
15829 and 74k[fx]. Document aliases for the new options.
15830 * config/mips/mips.h (PROCESSOR_24KF): Rename to...
15831 (PROCESSOR_24KF2_1): ...this.
15832 (PROCESSOR_24KX): Rename to...
15833 (PROCESSOR_24KF1_1): ...this.
15834 (PROCESSOR_74KF): Rename to...
15835 (PROCESSOR_74KF2_1): ...this.
15836 (PROCESSOR_74KX): Rename to...
15837 (PROCESSOR_74KF1_1): ...this.
15838 (TUNE_74K): Update PROCESSOR_* names.
15839 * config/mips/mips.c (mips_cpu_info): Add 24kf2_1 as a synonym
15840 for 24kf. Add 24kf1_1 and 24kfx as synonyms for 24kx. Likewise
15841 the 24ke*, 34k* and 74k* processors. Update PROCESSOR_* names.
15842 (mips_rtx_cost_data): Update processor names in comments.
15843 (mips_issue_rate): Update PROCESSOR_* names.
15844 * config/mips/mips.md (cpu): Rename 24kf to 24kf2_1, 24kx to
15845 24kf1_1, 74kf to 74kf2_1 and 74kx to 74kf1_1.
15846 * config/mips/24k.md: Rename FPU-related r24k_* insn reservations
15847 to r24kf2_1_*. Rename r24kx_* insn reservations to r24kf1_1_*.
15848 Update cpu attribute names.
15849 (r24k_fpu_iss): Rename this reservation to...
15850 (r24kf2_1_fpu_iss): ...this and update all uses.
15851 (r24kx_fpu_iss): Rename this reservation to...
15852 (r24kf1_1_fpu_iss): ...this and update all uses.
15853 * config/mips/74k.md: Rename FPU-related r74kf_* insn reservations
15854 to r74kf2_1_*. Rename r74kx_* insn reservations to r74kf1_1_*.
15855 Update cpu attribute names.
15857 2007-07-01 Kaz Kojima <kkojima@gcc.gnu.org>
15859 * config/m32r/constraints.md: New file.
15860 * config/m32r/m32r.c: Include tm-constrs.h.
15861 (small_data_operand): Use satisfies_constraint_* instead of macro.
15862 (addr24_operand, gen_compare): Likewise.
15863 * config/m32r/m32r.h (REG_CLASS_FROM_LETTER): Remove.
15864 (INT8_P, UPPER16_P, UINT32_P, UINT5_P, INVERTED_SIGNED_8BIT,
15865 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
15866 EXTRA_CONSTRAINT): Likewise.
15867 * config/m32r/m32r.md: Include constraints.md.
15868 (*movsi_insn): Use satisfies_constraint_* instead of macro.
15869 (andsi3, iorsi3, xorsi3, seq_insn+1, sne): Likewise.
15870 * config/m32r/predicates.md (conditional_move_operand): Likewise.
15871 (two_insn_const_operand, int8_operand, uint16_operand,
15872 reg_or_int16_operand, reg_or_uint16_operand,
15873 reg_or_cmp_int16_operand, cmp_int16_operand,
15874 seth_add3_operand): Likewise.
15876 2007-07-03 Eric Christopher <echristo@gmail.com>
15878 * libgcc2.h: Conditionally declare __bswapsi2 and
15881 2007-07-03 H.J. Lu <hongjiu.lu@intel.com>
15883 * ddg.c (check_sccs): Define only if ENABLE_CHECKING is
15886 2007-07-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
15889 * gthr-posix.h [SUPPORTS_WEAK && GTHREAD_USE_WEAK]
15890 (__gthrw_pragma): Provide default definition.
15891 (__gthrw2): Use it.
15892 * gthr-posix.c (__gthrw_pragma): Define.
15894 2007-07-03 Daniel Berlin <dberlin@dberlin.org>
15896 * tree-ssa-sccvn.c (set_ssa_val_to): Check for operand_equal_p
15897 before declaring inequality.
15899 2007-07-03 Rask Ingemann Lambertsen <rask@sygehus.dk>
15901 * combine.c (recog_for_combine): Log the success or failure of
15902 matching new insn patterns against the machine description in
15905 2007-07-03 Revital Eres <eres@il.ibm.com>
15907 * ddg.c (print_sccs): New function.
15908 (check_sccs): New function.
15909 (create_ddg_all_sccs): Use it.
15910 * ddg.h (print_sccs): Declare.
15911 * modulo-sched.c (sms_order_nodes): Call print_sccs.
15913 2007-07-03 Uros Bizjak <ubizjak@gmail.com>
15915 * targhooks.h (default_mode_for_suffix): New function declaration.
15916 * targhooks.c (default_mode_for_suffix): New default target hook.
15917 * target.h (struct c): New structure in the targetm struct.
15918 (mode_for_suffix): New target hook as part of struct c.
15919 target-def.h (TARGET_C_MODE_FOR_SUFFIX): Define as
15920 default_mode_for_suffix.
15921 (TARGET_C): New define.
15922 * c-lex.c: Include "target.h".
15923 (interpret_float): Use targetm.c.mode_for_suffix to determine
15924 the mode for a given non-standard suffix.
15925 Makefile.in (c-lex.o): Depend on $(TARGET_H).
15927 * config/i386/i386.c (ix86_c_mode_for_suffix): New static function.
15928 (TARGET_C_MODE_FOR_SUFFIX): Define to ix86_c_mode_for_suffix.
15930 * doc/extend.texi (Floating Types): New node. Document __float80 and
15931 __float128 types. Document 'w', 'W', 'q' and 'Q' suffixes.
15933 2007-07-03 Kaz Kojima <kkojima@gcc.gnu.org>
15936 * config/sh/sh.md (udivsi3_i1_media): Use target_reg_operand
15937 predicate instead of target_operand.
15938 (divsi3_i1_media, divsi3_media_2): Likewise.
15940 2007-07-02 Eric Botcazou <ebotcazou@adacore.com>
15942 * tree.h (alias_sets_might_conflict_p): Rename into
15943 alias_sets_must_conflict_p.
15944 * alias.c (alias_sets_might_conflict_p): Likewise.
15945 (alias_sets_conflict_p): Use it.
15946 (objects_must_conflict_p): Likewise.
15947 * c-common.c (strict_aliasing_warning): Adjust.
15949 2007-07-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
15951 * rtlhooks.c (gen_lowpart_if_possible): Check for
15952 invalid subreg before calling gen_lowpart_SUBREG.
15954 2007-07-02 Geoffrey Keating <geoffk@apple.com>
15956 * config/darwin9.h: Add copyright notice.
15957 (LINK_COMMAND_SPEC): Add comment.
15958 (DARWIN_LIBSYSTEM_HAS_UNWIND): Define.
15959 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Conditionalise on
15960 DARWIN_LIBSYSTEM_HAS_UNWIND.
15962 2007-07-02 Jakub Jelinek <jakub@redhat.com>
15965 * omp-low.c (check_combined_parallel): New function.
15966 (lower_omp_parallel): Call it via walk_stmts, set
15967 OMP_PARALLEL_COMBINED if appropriate.
15968 (determine_parallel_type): If OMP_FOR resp. OMP_SECTIONS
15969 isn't the only statement in WS_ENTRY_BB or OMP_RETURN
15970 the only one in PAR_EXIT_BB and not OMP_PARALLEL_COMBINED,
15971 don't consider it as combined parallel.
15973 2007-07-02 Richard Sandiford <richard@codesourcery.com>
15975 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
15976 (gcc_tooldir): Likewise.
15977 * configure: Regenerate.
15978 * Makefile.in (libsubdir_to_prefix): New variable, based on the
15979 old configure.ac gcc_tooldir setting.
15980 (prefix_to_exec_prefix): New variable.
15981 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
15982 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
15984 2007-07-02 Daniel Berlin <dberlin@dberlin.org>
15986 Fix PR tree-optimization/32583
15987 Fix PR tree-optimization/32584
15988 * tree-ssa-pre.c (phi_translate): Always pass seen bitmap.
15989 (phi_translate_set): Use phi_translate directly now.
15990 (make_values_for_stmt): Don't value number RHS if we already know
15993 2007-07-02 Steve Ellcey <sje@cup.hp.com>
15994 Jim Wilson <wilson@specifix.com>
15997 * haifa-sched.c (add_to_speculative_block): Change copy_rtx to
16000 2007-07-02 Sandra Loosemore <sandra@codesourcery.com>
16001 Richard Sandiford <richard@codesourcery.com>
16002 Nigel Stephens <nigel@mips.com>
16004 * config/mips/mips-protos.h (mips16e_save_restore_info): New struct.
16005 (mips16e_output_save_restore): Declare.
16006 (mips16e_save_restore_pattern_p): Likewise.
16007 * config/mips/mips.h (GENERATE_MIPS16E_SAVE_RESTORE): New macro.
16008 * config/mips/mips.c (MIPS_MAX_FIRST_STACK_STEP): Return 0x7f8
16009 for GENERATE_MIPS16E_SAVE_RESTORE. Return 0x400 for TARGET_MIPS16
16010 && !GENERATE_MIPS16E_SAVE_RESTORE && !TARGET_64BIT.
16011 (BITSET_P): New global macro, extracted from...
16012 (mips_for_each_saved_reg): ...here.
16013 (mips16e_save_restore_info): New struct.
16014 (mips16e_s2_s8_regs, mips16e_a0_a3_regs): New variables.
16015 (mips16e_save_restore_regs): New variable.
16016 (mips_split_plus, mips16e_find_first_register): New functions.
16017 (mips16e_mask_registers): New function.
16018 (compute_frame_size): Expand the commentary before the function.
16019 Enforce the MIPS16e save and restore register range restrictions.
16020 Pad the general register save area at the low end.
16021 (mips16e_save_restore_reg, mips16e_build_save_restore)
16022 (mips16e_save_restore_pattern_p, mips16e_add_register_range)
16023 (mips16e_output_save_restore, mips16e_collect_propagate_value)
16024 (mips16e_collect_argument_save, mips16e_collect_argument_saves):
16026 (mips_expand_prologue, mips_expand_epilogue): Handle
16027 GENERATE_MIPS16E_SAVE_RESTORE.
16028 * config/mips/mips.md (*mips16e_save_restore): New pattern.
16030 2007-07-02 Uros Bizjak <ubizjak@gmail.com>
16032 PR tree-optimization/31966
16033 PR tree-optimization/32533
16034 * tree-if-conv.c (add_to_dst_predicate_list): Use "edge", not
16035 "basic_block" description as its third argument. Update function
16036 calls to get destination bb from "edge" argument. Save "cond" into
16037 aux field of the edge. Update prototype for changed arguments.
16038 (if_convertible_loop_p): Clear aux field of incoming edges if bb
16040 (find_phi_replacement_condition): Operate on incoming edges, not
16041 on predecessor blocks. If there is a condition saved in the
16042 incoming edge aux field, AND it with incoming bb predicate.
16043 Return source bb of the first edge.
16044 (clean_predicate_lists): Clean aux field of outgoing node edges.
16045 (tree_if_conversion): Do not initialize cond variable. Move
16046 variable declaration into the loop.
16047 (replace_phi_with_cond_gimple_modify_stmt): Remove unneded
16048 initializations of new_stmt, arg0 and arg1 variables.
16050 2007-07-02 Jakub Jelinek <jakub@redhat.com>
16052 * tree-nrv.c (dest_safe_for_nrv_p): Grok any handled_component_p,
16053 SSA_NAMEs, RESULT_DECLs and PARM_DECLs.
16055 2007-07-02 Richard Guenther <rguenther@suse.de>
16057 * tree-ssa.c (useless_type_conversion_p): Document
16058 future intent as defining the middle-end type system.
16059 Re-structure to call langhook last, group by type class,
16060 mark questionable parts.
16062 2007-07-02 Richard Guenther <rguenther@suse.de>
16064 * tree-flow.h (types_compatible_p): Declare.
16065 * tree-ssa.c (types_compatible_p): New function.
16066 * ipa-type-escape.c (discover_unique_type): Use
16067 types_compatible_p instead of lang_hooks.types_compatible_p.
16068 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Likewise.
16069 * tree-vn.c (expressions_equal_p): Likewise.
16070 * tree.c (fields_compatible_p): Likewise.
16071 * tree-ssa-dom.c (avail_expr_eq): Likewise.
16072 (cprop_operand): Use useless_type_conversion_p instead of
16073 lang_hooks.types_compatible_p.
16074 * tree-inline.c (setup_one_parameter): Likewise.
16075 (declare_return_variable): Likewise.
16076 * tree-nrv.c (tree_nrv): Likewise.
16077 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
16078 (maybe_fold_offset_to_component_ref): Likewise.
16079 (maybe_fold_offset_to_reference): Likewise.
16080 * tree-ssa-copy.c (may_propagate_copy): Likewise.
16081 (merge_alias_info): Likewise.
16082 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
16083 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
16084 * tree-ssa-reassoc.c (optimize_ops_list): Likewise.
16085 * tree-tailcall.c (find_tail_calls): Likewise.
16086 * tree-vect-generic.c (expand_vector_operations_1): Likewise.
16087 * gimplify.c (canonicalize_addr_expr): Likewise.
16088 (fold_indirect_ref_rhs): Likewise.
16089 (gimplify_addr_expr): Likewise. Swap parameters to cpt_same_type.
16090 (cpt_same_type): Likewise.
16091 (check_pointer_types_r): Swap parameters to cpt_same_type
16093 * fold-const.c (fold_convert): Revert fix for PR15988.
16094 * tree-inline.c (setup_one_parameter): Instead fix it here by
16095 using fold_build1 instead of fold_convert and checking for
16096 error_mark_node. Convert only if the conversion is necessary.
16098 2007-07-02 Joseph Myers <joseph@codesourcery.com>
16100 * configure.ac: Check for .gnu_attribute on Power.
16101 * configure: Regenerate.
16102 * config/rs6000/rs6000.c (rs6000_file_start): If supported, output
16103 attribute for floating-point ABI.
16105 2007-07-02 Ira Rosen <irar@il.ibm.com>
16107 PR tree-optimization/32230
16108 PR tree-optimization/32477
16109 * tree-vect-analyze.c (vect_analyze_data_refs): Fail if base
16110 address is a constant.
16112 2007-07-02 Richard Sandiford <richard@codesourcery.com>
16114 * config.gcc (mipsisa32-*-elf*, mipsisa32el-*-elf*)
16115 (mipsisa32r2-*-elf*, mipsisa32r2el-*-elf*)
16116 (mipsisa64-*-elf*, mipsisa64el-*-elf*): Combine top-level
16117 stanzas. Use the first part of the triplet to set MIPS_ISA_DEFAULT.
16118 Remove redundant setting of MASK_FLOAT64 and MASK_64BIT for the
16119 64-bit targets. Add support for *-elfoabi*.
16120 * config/mips/t-isa3264 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES): Use
16121 different settings if $(tm_defines) does not select the EABI.
16122 (MULTILIB_EXCLUSIONS): Define in those circumstances.
16123 * config/mips/mips.h (MIPS_ISA_LEVEL_OPTION_SPEC): New macro.
16124 (MIPS_ARCH_OPTION_SPEC): Likewise.
16125 (MIPS_ISA_LEVEL_SPEC): Likewise.
16126 (OPTION_DEFAULT_SPECS): Use MIPS_ARCH_OPTION_SPEC.
16127 * config/mips/elfoabi.h: New file.
16129 2007-07-02 Richard Guenther <rguenther@suse.de>
16131 * tree-flow.h (tree_ssa_useless_type_conversion_1): Rename to ...
16132 (useless_type_conversion_p): ... this.
16133 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Rename to ...
16134 (useless_type_conversion_p): ... this.
16135 * builtins.c (fold_builtin_memory_op): Rename
16136 tree_ssa_useless_type_conversion_1 to useless_type_conversion_p.
16137 * tree-cfg.c (verify_expr): Likewise.
16138 * tree-ssa-address.c (tree_ssa_useless_type_conversion_1): Likewise.
16139 * tree-ssa-ccp.c (ccp_fold): Likewise.
16140 * tree-ssa-copy.c (may_propagate_copy): Likewise.
16141 * tree-ssa-dom.c (eliminate_redundant_computations): Likewise.
16142 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
16143 * tree-ssa-loop-niter.c (refine_bounds_using_guard): Likewise.
16144 * tree-ssa-pre.c (eliminate): Likewise.
16145 * tree-ssa.c (delete_tree_ssa): Likewise.
16146 (tree_ssa_useless_type_conversion): Likewise.
16147 * tree.c (build2_stat): Likewise.
16149 2007-07-01 Daniel Berlin <dberlin@dberlin.org>
16151 Fix PR tree-optimization/32571
16152 * tree-ssa-sccvn.c (visit_use): Shortcut copies to avoid
16155 2007-07-01 Daniel Berlin <dberlin@dberlin.org>
16157 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle constants
16158 and other expected operations explicitly, change default to
16161 2007-07-01 Daniel Jacobowitz <dan@codesourcery.com>
16163 * config/arm/arm.c (arm_cannot_copy_insn_p): Do not expect a
16165 * config/arm/arm.md (pic_add_dot_plus_four, pic_add_dot_plus_eight)
16166 (tls_load_dot_plus_eight): Move the label number into the unspec.
16167 * config/arm/thumb2.md (pic_load_dot_plus_four): Likewise.
16169 2007-07-01 Andreas Schwab <schwab@suse.de>
16171 * dwarf2out.c (initial_return_save): Define only if used.
16173 2007-07-01 Kenneth Zadeck <zadeck@naturalbridge.com>
16175 Unreverting Richard's Revert of:
16177 2007-06-27 Richard Sandiford <richard@codesourcery.com>
16179 * dce.c (deletable_insn_p_1): New function, split out from...
16180 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
16181 specially, not those inside PARALLELs. Remove BODY argument
16182 and adjust recursive call accordingly.
16183 (prescan_insns_for_dce): Update call to delete_insn_p.
16185 2007-07-01 Vladimir Yanovsky <yanov@il.ibm.com>
16186 Revital Eres <eres@il.ibm.com>
16188 * ddg.c (create_ddg_all_sccs): Fix missed
16189 initialization of scc_nodes.
16191 2007-07-01 Uros Bizjak <ubizjak@gmail.com>
16193 PR middle-end/32559
16194 * fold-const.c (fold-binary) [PLUS_EXPR]: Convert ~X + X to 1 or
16195 X + ~X to 1 only for INTEGRAL_TYPE_P type.
16197 2007-06-30 Joseph Myers <joseph@codesourcery.com>
16199 * configure.ac: Check for .gnu_attribute on MIPS.
16200 * configure, config.in: Regenerate.
16201 * config/mips/mips.c (mips_file_start): If supported, output
16202 attribute for floating-point ABI.
16204 2007-06-30 Uros Bizjak <ubizjak@gmail.com>
16207 * config/i386/i386.md (ffssi2): Expand as ffs_cmove for TARGET_CMOVE.
16208 (ffs_cmove): New expander to expand using ctz pattern.
16209 (*ffs_cmove): Remove pattern.
16210 (*ffs_no_cmove): Enable only for !TARGET_CMOVE.
16211 (ffsdi2): Expand using ctz pattern.
16212 (*ffs_rex64): Remove pattern.
16214 2007-06-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16216 PR rtl-optimization/32296
16217 * pa.md (return): Delete pattern.
16218 (return_internal): Remove "(const_int 1)" from pattern.
16219 (epilogue): Use return_internal pattern for trivial returns.
16220 * pa-protos.h (hppa_can_use_return_insn_p): Delete declaration.
16221 * pa.c (hppa_can_use_return_insn_p): Delete function. Include "df.h".
16223 2007-06-30 Daniel Berlin <dberlin@dberlin.org>
16225 * tree-ssa-pre.c (is_exception_related): New function
16226 (can_value_number_operation): Use it.
16228 2007-06-30 Daniel Berlin <dberlin@dberlin.org>
16230 Fix PR tree-optimization/32540
16231 Fix PR tree-optimization/31651
16233 * tree-ssa-sccvn.c: New file.
16235 * tree-ssa-sccvn.h: Ditto.
16237 * tree-vn.c: Include tree-ssa-sccvn.h
16238 (val_expr_paid_d): Removed.
16239 (value_table): Ditto.
16240 (vn_compute): Ditto.
16241 (val_expr_pair_hash): Ditto.
16242 (val_expr_pair_expr_eq): Ditto.
16243 (copy_vuses_from_stmt): Ditto.
16244 (vn_delete): Ditto.
16246 (shared_vuses_from_stmt): Ditto.
16247 (print_creation_to_file): Moved up.
16248 (sort_vuses): Ditto.
16249 (sort_vuses_heap): Ditto.
16250 (set_value_handle): Make non-static.
16251 (make_value_handle): Ditto.
16252 (vn_add): Rewritten to use sccvn lookups.
16253 (vn_add_with_vuses): Ditto.
16254 (vn_lookup): Ditto (and second argument removed).
16255 (vn_lookup_with_vuses): Ditto.
16256 (vn_lookup_or_add): Ditto (and second argument removed);
16257 (vn_lookup_or_add_with_vuses): Ditto.
16258 (vn_lookup_with_stmt): New.
16259 (vn_lookup_or_add_with_stmt): Ditto.
16260 (create_value_handle_for_expr): Ditto.
16262 * tree-ssa-pre.c: Include tree-ssa-sccvn.h.
16263 (seen_during_translate): New function.
16264 (phi_trans_lookup): Use iterative_hash_expr, not vn_compute.
16265 (phi_trans_add): Ditto.
16266 (constant_expr_p): FIELD_DECL is always constant.
16267 (phi_translate_1): Renamed from phi_translate, add seen bitmap.
16268 Use constant_expr_p.
16269 Avoid infinite recursion on mutually valued expressions.
16270 Change callers of vn_lookup_or_add.
16271 (phi_translate): New function.
16272 (compute_antic_safe): Allow phi nodes.
16273 (create_component_ref_by_pieces): Update for FIELD_DECL change.
16274 (find_or_generate_expression): Rewrite slightly.
16275 (create_expression_by_pieces): Updated for vn_lookup_or_add
16277 Update VN_INFO for new names.
16278 (insert_into_preds_of_block): Update for new names.
16279 (add_to_exp_gen): New function.
16280 (add_to_sets): Use vn_lookup_or_add_with_stmt.
16281 (find_existing_value_expr): Rewrite to changed vn_lookup.
16282 (create_value_expr_from): Ditto, and use add_to_exp_gen.
16283 (try_look_through_load): Removed.
16284 (try_combine_conversion): Ditto.
16285 (get_sccvn_value): New function.
16286 (make_values_for_phi): Ditto.
16287 (make_values_for_stmt): Ditto.
16288 (compute_avail): Rewritten for vn_lookup_or_add changes and to use
16290 (init_pre): Update for SCCVN changes.
16292 (execute_pre): Ditto.
16294 * tree-flow.h (make_value_handle): Declare.
16295 (set_value_handle): Ditto.
16296 (sort_vuses_heap): Ditto.
16297 (vn_lookup_or_add_with_stmt): Ditto.
16298 (vn_lookup_with_stmt): Ditto.
16299 (vn_compute): Remove.
16301 (vn_delete): Ditto.
16302 (vn_lookup): Update arguments.
16304 * Makefile.in (tree-ssa-pre.o): Add tree-ssa-sccvn.h
16305 (tree-vn.o): Ditto.
16306 (tree-ssa-sccvn.o): New.
16307 (OBJS-common): Add tree-ssa-sccvn.o
16309 2007-06-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16312 * c-typeck.c (build_external_ref): Don't mark as used if called
16314 * calls.c (rtx_for_function_call): Likewise.
16316 2007-06-30 Richard Sandiford <richard@codesourcery.com>
16320 2007-06-27 Richard Sandiford <richard@codesourcery.com>
16322 * dce.c (deletable_insn_p_1): New function, split out from...
16323 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
16324 specially, not those inside PARALLELs. Remove BODY argument
16325 and adjust recursive call accordingly.
16326 (prescan_insns_for_dce): Update call to delete_insn_p.
16328 2007-06-30 Rask Ingemann Lambertsen <rask@sygehus.dk>
16330 * combine.c (combine_validate_cost): New parameter NEWOTHERPAT.
16331 (try_combine): Move potential calls to undo_all() so they happen
16332 before we commit to using the combined insns.
16334 2007-06-30 Jan Hubicka <jh@suse.cz>
16336 * loop-unroll.c (unroll_loop_runtime_iterations): Unshare newly emit
16339 2007-06-30 Thomas Neumann <tneumann@users.sourceforge.net>
16341 * ipa.c (cgraph_postorder): Cast according to the coding conventions.
16342 (cgraph_remove_unreachable_nodes): Likewise.
16343 * ipa-cp.c (ipcp_propagate_stage): Use BOTTOM instead of integer 0.
16344 * ipa-inline.c (update_caller_keys): Cast according to the coding
16346 (cgraph_decide_recursive_inlining): Likewise.
16347 (cgraph_decide_inlining_of_small_function): Likewise.
16348 (try_inline): Likewise.
16349 (cgraph_decide_inlining_incrementally): Likewise.
16350 * ipa-pure-const.c (get_function_state): Likewise.
16351 (scan_function): Likewise.
16352 (analyze_function): Likewise.
16353 (static_execute): Likewise.
16354 * ipa-reference.c (scan_for_static_refs): Likewise.
16355 (merge_callee_local_info): Likewise.
16356 (analyze_function): Use type safe memory macros.
16357 (static_execute): Likewise. Cast according to the coding conventions.
16358 * ipa-type-escape.c (scan_for_regs): Cast according to the coding
16360 * ipa-utils.c (searchc): Likewise. Avoid using C++ keywords as variable
16362 (ipa_utils_reduced_inorder): Likewise. Use type safe memory macros.
16363 * ipa-utils.h (struct ipa_dfa_info): Avoid using C++ keywords as
16366 2007-06-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
16368 PR middle-end/30024
16369 * emit-rtl.c (init_emit_once): Intilize const_tiny_rtx[0]
16370 for complex modes (both int and real).
16372 2007-06-29 Jan Hubicka <jh@suse.cz>
16374 * cse.c: Rever accidentally comitted TODO_verify_rtl_sharing change.
16376 2007-06-29 Jan Hubicka <jh@suse.cz>
16378 PR middle-end/32372
16379 * cse.c (cse_insn): Avoid invalid sharing in between register note and
16382 2007-06-29 Anatoly Sokolov <aesok@post.ru>
16385 * config/avr/avr.c: Include dataflow header file.
16386 (expand_prologue): Adjust for prologue insn change.
16387 * config/avr/avr.md (call_prologue_saves): Only modify REG_SP once
16390 2007-06-29 Richard Guenther <rguenther@suse.de>
16392 PR middle-end/32493
16393 * gimplify.c (gimplify_call_expr): Ignore variable argument parts
16394 during type verification.
16396 2007-06-29 Jan Hubicka <jh@suse.cz>
16398 * recog.c (validate_change_rtx_1): Unshare TO argument.
16400 2007-06-29 Uros Bizjak <ubizjak@gmail.com>
16402 PR tree-optimization/24659
16403 * tree-vect-transform.c (vectorizable_call): Handle
16404 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
16406 * config/i386/sse.md (vec_pack_sfix_v2df): New expander.
16407 * config/i386/i386.c (enum ix86_builtins)
16408 [IX86_BUILTIN_VEC_PACK_SFIX]: New constant.
16409 (struct bdesc_2arg) [__builtin_ia32_vec_pack_sfix]: New builtin
16411 (ix86_init_mmx_sse_builtins): Define all builtins with 2 arguments as
16412 const using def_builtin_const.
16413 (ix86_expand_binop_builtin): Remove bogus assert() that insn wants
16414 input operands in the same modes as the result.
16415 (ix86_builtin_vectorized_function): Handle BUILT_IN_LRINT.
16417 2007-06-29 Richard Sandiford <rsandifo@nildram.co.uk>
16419 * df-problems.c (df_set_unused_notes_for_mw): Fix formatting.
16420 (df_set_dead_notes_for_mw): Likewise.
16422 2007-06-29 Eric Botcazou <ebotcazou@adacore.com>
16424 * c-common.c (pointer_int_sum): Do the negation in sizetype.
16426 2007-06-28 DJ Delorie <dj@redhat.com>
16428 * config/m32c/m32c.h (OVERRIDE_OPTIONS): Omit unneeded semicolon.
16430 2007-06-28 Geoffrey Keating <geoffk@apple.com>
16432 * doc/invoke.texi (C++ Dialect Options): Document
16433 fvisibility-ms-compat.
16434 * c.opt (fvisibility-ms-compat): New.
16436 2007-06-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
16439 * tree-affine.c (aff_combination_add_elt): Handle
16440 pointer addition specially.
16442 2007-06-28 Jakub Jelinek <jakub@redhat.com>
16444 * config/rs6000/rs6000.c (rs6000_function_ok_for_sibcall): Ensure
16445 decl is non-external for AIX ABI.
16447 2007-06-28 David Edelsohn <edelsohn@gnu.org>
16449 * config/rs6000/predicates.md (current_file_function_operand):
16450 Ensure the symbol is non-external for AIX ABI.
16452 2007-06-28 Nick Clifton <nickc@redhat.com>
16454 * common.opt (fipa-matrix-reorg): Add Optimization attribute.
16455 (fdce, fdse, fpredictive-commoning): Likewise.
16457 2007-06-28 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
16460 * gcc.c (process_command): Recognize the new -static-libgfortran
16463 2007-06-27 Rask Ingemann Lambertsen <rask@sygehus.dk>
16466 * config/m32c/m32c.c (m32c_eh_return_stackadj_rtx): Dataflow fix:
16467 Use a call clobbered hard reg instead of a pseudo reg.
16469 2007-06-27 Kaz Kojima <kkojima@gcc.gnu.org>
16471 * config/sh/sh.md (load_gbr): Use correct operand constraint.
16473 2007-06-27 Kaz Kojima <kkojima@gcc.gnu.org>
16476 * config/sh/sh.md (udivsi3): Don't wrap the sequence with
16477 REG_LIBCALL and REG_RETVAL notes.
16478 (divsi3, mulsi3): Likewise.
16479 (mulhisi3): Likewise. Use emit_libcall_block.
16480 (umulhisi3, smulsi3_highpart, umulsi3_highpart_i): Likewise.
16482 2007-06-27 Seongbae Park <seongbae.park@gmail.com>
16484 PR rtl-optimization/32481
16485 * combine.c (adjust_for_new_dest): Rescan the changed insn.
16487 2007-06-27 Richard Sandiford <richard@codesourcery.com>
16489 * dce.c (deletable_insn_p_1): New function, split out from...
16490 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
16491 specially, not those inside PARALLELs. Remove BODY argument
16492 and adjust recursive call accordingly.
16493 (prescan_insns_for_dce): Update call to delete_insn_p.
16495 2007-06-27 Richard Guenther <rguenther@suse.de>
16497 PR middle-end/32492
16498 * tree.h (fold_convertible_p): Declare.
16499 * fold-const.c (fold_convertible_p): New function.
16500 * gimplify.c (gimplify_call_expr): Use fold_convertible_p
16501 instead of lang_hooks.types_compatible_p.
16503 2007-06-26 Jan Hubicka <jh@suse.cz>
16505 * fwprop.c (try_fwprop_subst): Use validate_unshare_change.
16506 * postreload.c (reload_cse_simplify_set): Instead of copying the rtx
16507 early use validate_unshare_change.
16508 (reload_combine): Likewise.
16509 * recog.c (change_t): New field unshare.
16510 (validate_change_1): Rename from validate_change; add argument unshare.
16511 (validate_change): Turn into wrapper of validate_change_1; update
16512 prototype for bools.
16513 (validate_unshare_change): New.
16514 (confirm_change_group): Unshare changes if asked for; avoid unnecesary
16515 calls of df_insn_rescan.
16516 * recog.h (validate_change): Replace ints by bools.
16517 (validate_unshare_change): Declare.
16519 2007-06-26 Kenneth Zadeck <zadeck@naturalbridge.com>
16521 * tree.def (VEC_WIDEN_MULT_LO_EXPR): Corrected string name.
16523 2007-06-26 Steve Ellcey <sje@cup.hp.com>
16525 * builtins.c (expand_builtin_next_arg): Change Pmode to ptr_mode.
16527 2007-06-25 Jan Hubicka <jh@suse.cz>
16529 * ipa-inline.c (cgraph_mark_inline): Assert that we never inline
16531 (cgraph_decide_inlining_of_small_function, cgraph_decide_inlining,
16532 cgraph_decide_inlining_incrementally): Move uninlinability checks to
16533 places other call site specific checks are performed.
16535 2007-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
16538 * tree-vect-transform.c (vectorizable_operation): Convert
16539 POINTER_PLUS_EXPR over to PLUS_EXPR.
16541 2007-06-25 Chao-ying Fu <fu@mips.com>
16543 * doc/rtl.texi (Machine Modes): Document QQ, HQ, SQ, DQ, TQ,
16544 UQQ, UHQ, USQ, UDQ, UTQ, HA, SA, DA, TA, UHA, USA, UDA, and UTAmodes.
16545 Document MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM.
16546 Document GET_MODE_IBIT, and GET_MODE_FBIT.
16548 * machmode.h (VECTOR_MODE_P): Test MODE_VECTOR_FRACT,
16549 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
16550 (SCALAR_FRACT_MODE_P, SCALAR_UFRACT_MODE_P, ALL_SCALAR_FRACT_MODE_P,
16551 SCALAR_ACCUM_MODE_P, SCALAR_UACCUM_MODE_P, ALL_SCALAR_ACCUM_MODE_P,
16552 SIGNED_SCALAR_FIXED_POINT_MODE_P, UNSIGNED_SCALAR_FIXED_POINT_MODE_P,
16553 ALL_SCALAR_FIXED_POINT_MODE_P, FRACT_MODE_P, UFRACT_MODE_P,
16554 ALL_FRACT_MODE_P, ACCUM_MODE_P, UACCUM_MODE_P, ALL_ACCUM_MODE_P,
16555 SIGNED_FIXED_POINT_MODE_P, UNSIGNED_FIXED_POINT_MODE_P,
16556 ALL_FIXED_POINT_MODE_P): New define.
16557 (CLASS_HAS_WIDER_MODES_P): Test MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
16559 (GET_MODE_IBIT, GET_MODE_FBIT): New define.
16561 * mode-classes.def (MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM,
16562 MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
16563 MODE_VECTOR_UACCUM): New mode classes.
16565 * machmode.def: Document FRACT_MODE, UFRACT_MODE, ACCUM_MODE,
16566 UACCUM_MODE, ADJUST_IBIT, and ADJUST_FBIT.
16567 Add QQ, HQ, SQ, DQ, TQ, UQQ, UHQ, USQ, UDQ, UTQ, HA, SA, DA, TA, UHA,
16570 * genmodes.c (struct mode_data): Add ibit and fbit fields.
16571 (blank_mode): Initialize ibit and fbit.
16572 (adj_ibit, adj_fbit): New to adjust ibit and fbit.
16573 (vector_class): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
16575 (new_adjust): Change required_class to required_class_from and
16576 required_class_to for testing within a range.
16577 (complete_mode): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
16578 MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
16579 MODE_VECTOR_UACCUM.
16580 (FRACT_MODE, UFRACT_MODE, ACCUM_MODE, UACCUM_MODE): New define.
16581 (make_fixed_point_mode): New.
16582 (_ADD_ADJUST): Change C to C1 and C2.
16583 (ADJUST_BYTESIZE, ADJUST_ALIGNMENT, ADJUST_FLOAT_FORMAT): Change to
16584 use a range for machine classes.
16585 (ADJUST_IBIT, ADJUST_FBIT): New.
16586 (emit_insn_modes_h): Output defines of CONST_MODE_IBIT and
16588 (emit_mode_adjustments): Handle MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT,
16589 MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
16590 Emit adjustment for ibit and fbit.
16591 (emit_mode_ibit, emit_mode_fbit): New.
16592 (emit_insn_modes_c): Add emit_mode_ibit and emit_mode_fbit.
16594 2007-06-25 Nathan Froyd <froydnj@codesourcery.com>
16596 * config/rs6000/spe.md (*frob_ti_tf_2): Specify an input_operand
16597 as the source of the set.
16599 2007-06-25 Roman Zippel <zippel@linux-m68k.org>
16601 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P,
16602 FP_REGNO_P): Use IN_RANGE.
16603 (REGNO_OK_FOR_DATA_P, REGNO_OK_FOR_FP_P): Remove.
16604 (REGNO_OK_FOR_INDEX_NONSTRICT_P, REGNO_OK_FOR_BASE_NONSTRICT_P): New.
16605 (DATA_REG_P): Use DATA_REGNO_P.
16606 (FP_REG_P): Use FP_REGNO_P.
16607 (ADDRESS_REG_P): Use ADDRESS_REGNO_P.
16608 * config/m68k/m68k.c (m68k_legitimate_base_reg_p): Use
16609 REGNO_OK_FOR_INDEX_NONSTRICT_P, REGNO_OK_FOR_BASE_NONSTRICT_P.
16611 2007-06-24 Jan Hubicka <jh@suse.cz>
16613 PR middle-end/30563
16614 * cgraphunit.c (cgraph_analyze_function): Fix ordering problem.
16616 2007-06-24 Sebastian Pop <sebpop@gmail.com>
16618 PR middle-end/32461
16619 * fold-const.c (fold_binary): Strip nops of operand 0
16620 of BIT_NOT_EXPR before calling operand_equal_p.
16621 * testsuite/gcc.dg/tree-ssa/pr32461-1.c: New.
16622 * testsuite/gcc.dg/tree-ssa/pr32461-2.c: New.
16624 2007-06-23 Mark Mitchell <mark@codesourcery.com>
16626 * doc/extend.texi: Document that dllimport and dllexport imply
16627 default visibility.
16628 * tree.c (handle_dll_attribute): Set DECL_VISIBILITY on the
16629 imported or exported declaration, including type declarations.
16630 * c-common.c (handle_visibility_attribute): Check for conflicts
16631 with dllimport/dllexport.
16632 (c_determine_visibility): Handle dllimport/dllexport as an
16633 explicit visibility atttribute.
16635 2007-06-23 Richard Guenther <rguenther@suse.de>
16637 PR tree-optimization/16876
16638 PR middle-end/29478
16639 * tree.h (CALL_CANNOT_INLINE_P): New macro to access static_flag
16641 * tree-inline.c (initialize_inlined_parameters): Do not call
16642 lang_hooks.tree_inlining.convert_parm_for_inlining.
16643 * cgraphbuild.c (initialize_inline_failed): Set inline failed
16644 reason for mismatched types.
16645 * gimplify.c (gimplify_call_expr): Verify the call expression
16646 arguments match the called function type signature. Otherwise
16647 mark the call expression to be not considered for inlining
16648 using CALL_CANNOT_INLINE_P flag.
16649 * ipa-inline.c (cgraph_mark_inline): Honor CALL_CANNOT_INLINE_P on the
16650 edges call expression.
16651 (cgraph_decide_inlining_of_small_function): Likewise.
16652 (cgraph_decide_inlining): Likewise.
16653 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING):
16655 * c-tree.h (c_convert_parm_for_inlining): Remove declaration.
16656 * c-typeck.c (c_convert_parm_for_inlining): Remove.
16657 * langhooks-def.h (lhd_tree_inlining_convert_parm_for_inlining):
16658 Remove declaration.
16659 (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING): Remove define.
16660 * langhooks.c (lhd_tree_inlining_convert_parm_for_inlining):
16662 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove
16663 convert_parm_for_inlining member.
16665 2007-06-23 Richard Earnshaw <rearnsha@arm.com>
16668 * arm.md (negscc): Match the correct operand for optimized LT0 test.
16669 Remove optimization for GT.
16671 2007-06-23 Kenneth Zadeck <zadeck@naturalbridge.com>
16673 PR middle-end/32437
16674 * dce.c (deletable_insn_p): Add extra parameter and recurse if insn
16676 (prescan_insns_for_dce): Add extra parameter.
16678 2007-06-23 Jan Hubicka <jh@suse.cz>
16680 PR middle-end/31541
16681 * gimplify.c (mark_addressable): New function.
16682 (gimplify_modify_expr_rhs, gimplify_addr_expr, gimplify_expr): Use it.
16684 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
16686 PR middle-end/32374
16687 * expr.c (store_constructor): Do not clobber non-zeroed memory.
16689 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
16692 * config/i386/i386.c (ix86_register_move_cost): Rise the cost of
16693 moves between MMX/SSE registers to at least 8 units to prevent
16694 ICE caused by non-tieable SI/HI/QImodes in SSE registers.
16696 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
16698 * config/i386/i386.c (override_options): Correct x86_sahf
16701 2007-06-21 David Daney <ddaney@avtrex.com>
16704 * config/mips/mips.md (define_constants): Rename UNSPEC_EH_RECEIVER
16705 to UNSPEC_NONLOCAL_GOTO_RECEIVER globally.
16706 (exception_receiver): Renamed to ...
16707 (nonlocal_goto_receiver): ... this.
16709 2007-06-22 Roman Zippel <zippel@linux-m68k.org>
16711 * df-scan.c (df_read_modify_subreg_p): Use REGMODE_NATURAL_SIZE.
16712 (df_def_record_1): Set (DF_REF_READ_WRITE | DF_REF_PARTIAL) for
16713 partial register accesses.
16715 2007-06-21 Adam Nemet <anemet@caviumnetworks.com>
16717 * fold-const.c (debug_fold_checksum): Move it under
16718 ENABLE_FOLD_CHECKING.
16720 2007-06-21 Sebastian Pop <sebpop@gmail.com>
16722 PR middle-end/20623
16723 * tree.h (debug_fold_checksum): Declared.
16724 * fold-const.c (build_fold_addr_expr_with_type_1): New.
16725 (build_fold_addr_expr_with_type, build_fold_addr_expr): Use
16726 build_fold_addr_expr_with_type_1.
16727 (fold_addr_expr, debug_fold_checksum): New.
16728 (fold_checksum_tree): Don't fold TREE_CHAIN of an SSA_NAME.
16729 (fold_unary, fold_comparison, split_address_to_core_and_offset):
16730 Use fold_addr_expr.
16732 2007-06-21 Sebastian Pop <sebpop@gmail.com>
16734 PR tree-optimization/19590
16735 * tree-vrp.c (adjust_range_with_scev): Set the range when the result
16736 of scev is a constant.
16738 2007-06-21 Kenneth Zadeck <zadeck@naturalbridge.com>
16740 * df-problems.c (df_note_bb_compute): Made computation of live
16741 info consistent with df_lr.
16743 2007-06-21 Richard Guenther <rguenther@suse.de>
16745 PR tree-optimization/32453
16746 * tree-vrp.c (extract_range_from_assert): Build POINTER_PLUS_EXPR
16747 for pointer anti-range.
16749 2007-06-21 H.J. Lu <hongjiu.lu@intel.com>
16751 * config/i386/i386.c (processor_target_table): Increase maximum
16752 skip from 7 byte to 10 byte for Pentium Pro, Core 2 Duo and
16755 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Ensure 8
16756 byte alignment if > 8 byte alignment is preferred.
16757 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
16759 2007-06-21 Jakub Jelinek <jakub@redhat.com>
16761 PR tree-optimization/31866
16762 * tree-ssa-coalesce.c (create_outofssa_var_map): Do nothing
16763 if ASM_EXPR's input is not a SSA_NAME.
16765 PR middle-end/32362
16766 * omp-low.c (lookup_decl_in_outer_ctx): Don't ICE if t is NULL,
16767 but decl is a global var, instead return decl.
16768 * gimplify.c (gimplify_adjust_omp_clauses_1): Add shared clauses
16769 even for is_global_var decls, if they are private in some outer
16772 2007-06-21 Richard Guenther <rguenther@suse.de>
16774 PR tree-optimization/32451
16775 * tree-ssa-threadupdate.c (thread_single_edge): Fixup edge flags.
16777 2007-06-21 Christian Bruel <christian.bruel@st.com>
16779 * config/sh/sh-protos.h (sh_loads_bankedreg_p): Declare.
16780 * config/sh/sh.c (sh_loads_bankedreg_p): New function.
16781 (push_regs): Changed saving order or banked registers.
16782 (sh_expand_epilogue): Likewise.
16783 * config/sh/sh.h (BANKED_REGISTER_P): New macro.
16784 (FIRST_BANKED_REG): Likewise.
16785 (LAST_BANKED_REG): Likewise.
16786 * config/sh/sh.md (banked) New attribute.
16787 (in_delay_slot): Check banked attribute.
16789 2007-06-20 Sebastian Pop <sebpop@gmail.com>
16791 PR tree-optimization/32075
16792 * tree-data-ref.c (subscript_dependence_tester_1,
16793 analyze_miv_subscript, analyze_overlapping_iterations,
16794 add_distance_for_zero_overlaps, build_classic_dist_vector,
16795 subscript_dependence_tester_1, analyze_overlapping_iterations,
16796 subscript_dependence_tester, access_functions_are_affine_or_constant_p,
16797 compute_affine_dependence, compute_all_dependences): Pass loop_nest
16798 to evolution_function_is_affine_multivariate_p.
16800 2007-06-20 Eric Botcazou <ebotcazou@libertysurf.fr>
16802 * df-scan.c (df_get_call_refs): Be prepared for MEMs inside CLOBBERs.
16804 2007-06-20 Rask Ingemann Lambertsen <rask@sygehus.dk>
16807 * config/m32c/m32c.c (m32c_emit_epilogue): Use new HImode epilogue
16809 * config/m32c/prologue.md (epilogue_exitd_16): New.
16810 (epilogue_reit_16): New.
16811 (epilogue_exitd): Rename to epilogue_exitd_24.
16812 (epilogue_reit): Rename to epilogue_reit_24.
16814 2007-06-20 Seongbae Park <seongbae.park@gmail.com>
16815 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
16817 * dbgcnt.def (global_alloc_at_func, global_alloc_at_reg):
16819 * haifa-sched.c (queue_to_ready): Don't requeue next insn
16820 if dbg_cnt (sched_insn) reaches the limit.
16821 (choose_ready): New parameter INSN_PTR and new return value.
16822 (schedule_block): Handle dbg_cnt (sched_insn). Handle
16823 the new return value from choose_ready.
16824 * global.c (global_aloc): New dbgcnt global_alloc_at_reg.
16825 (rest_of_handle_global_alloc): New global_alloc_at_func.
16827 2007-06-20 Adam Nemet <anemet@caviumnetworks.com>
16829 PR tree-optimization/25737
16830 * tree.h (struct tree_struct_field_tag): Add new field alias_set.
16831 (SFT_NONADDRESSABLE_P, SFT_ALIAS_SET): New macros.
16832 * tree-flow.h (struct fieldoff): Add new field alias_set.
16833 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Add new
16834 argument addressable_type. Set alias_set of fieldoff.
16835 * tree-ssa-alias.c (create_sft): Add new argument alias_set.
16836 (create_overlap_variables_for): Pass alias_set from fieldoff to
16838 * alias.c (get_alias_set): Use alias_set from SFT if set.
16840 2007-06-20 Hui-May Chang <hm.chang@apple.com>
16842 * config/i386/darwin.h (ASM_OUTPUT_COMMON): Print the size
16843 of a variable as an unsigned HOST_WIDE_INT integer.
16845 2007-06-20 Zdenek Dvorak <dvorakz@suse.cz>
16847 PR rtl-optimization/32405
16848 * loop-iv.c (iv_get_reaching_def): Fail for partial defs.
16850 2007-06-20 Jakub Jelinek <jakub@redhat.com>
16852 * Makefile.in (omega.o): Depend on $(DIAGNOSTIC_H).
16854 PR middle-end/31959
16855 * builtins.c: Include diagnostic.h.
16856 (expand_builtin_expect): Make gcc_assert more permissive.
16857 * Makefile.in (builtins.o): Depend on $(DIAGNOSTIC_H).
16859 PR inline-asm/32109
16860 * gimplify.c (gimplify_asm_expr): Issue error if type is addressable
16863 PR middle-end/32285
16864 * calls.c (precompute_arguments): Also precompute CALL_EXPR arguments
16865 if ACCUMULATE_OUTGOING_ARGS.
16867 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
16869 * config/m68hc11/m68hc11.c: Include dataflow header file.
16870 (m68hc11_reorg): Port to dataflow.
16872 2007-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
16874 * df.h (DF_FIRST_OPTIONAL_PROBLEM): Removed.
16875 (struct df_problem.free_blocks_on_set_blocks): New field.
16876 (struct dataflow.optional_p): New field.
16877 (df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
16878 (df_live_set_all_dirty): New function.
16879 * df-scan.c (df_scan_alloc): Initialize optional_p.
16880 (problem_SCAN): Initialize free_blocks_on_set_blocks.
16881 * df-core.c (df_set_blocks): Removed use of
16882 DF_FIRST_OPTIONAL_PROBLEM. Now uses
16883 df_problem.free_blocks_on_set_blocks to determine which blocks are
16885 (df_remove_problem): Removed use of DF_FIRST_OPTIONAL_PROBLEM.
16886 (df_finish_pass): Removed use of DF_FIRST_OPTIONAL_PROBLEM. Now
16887 uses dataflow.optional_p to determine if problem should be
16889 (rest_of_handle_df_initialize): Only start live problem if
16891 (df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
16892 * df-problems.c (df_ru_alloc, df_rd_alloc, df_lr_alloc,
16893 df_live_alloc, df_urec_alloc, df_note_alloc): set optional_p.
16894 (problem_RU, problem_RD, problem_LR, problem_UREC, problem_CHAIN,
16895 problem_NOTE): Initialize free_blocks_on_set_blocks.
16896 (df_lr_bb_local_compute): Recompute luids if df_live problem is
16898 (df_live_set_all_dirty, df_note_alloc): New function.
16899 * regrename.c (merge_overlapping_regs): Change DF_LIVE_* to
16901 * sched_ebb.c (compute_jump_reg_dependencies): Ditto.
16902 * postreload.c (reload_combine): Ditto.
16903 * cse.c (cse_extended_basic_block): Ditto.
16904 * regmove.c (mark_flags_life_zones): Ditto.
16905 * rtlfactoring.c (split_blocks_after_seqs, split_pattern_seq,
16906 erase_matching_seqs): Ditto.
16907 * bt-load.c (compute_defs_uses_and_gen): Ditto.
16908 * integrate (allocate_initial_values): Ditto.
16909 * combine.c (reg_dead_at_p): Ditto.
16910 * resource.c (mark_target_live_regs): Ditto.
16911 * sched-rgn.c (check_live_1, update_live_1): Ditto.
16912 * config/sh/sh.c (find_r0_life_regions): Ditto.
16913 * global.c (rest_of_handle_global_alloc): Only add back df_live
16915 * local-alloc.c (rest_of_handle_local_alloc): Only remove
16916 df_live for -O > 1.
16917 * ifcvt.c (dead_or_predicable): Change DF_LIVE_* to
16919 (if_convert): Make sure df_live is there at -O == 1.
16920 (pass_if_after_combine): Cleanup flags.
16921 * init-regs.c (initialize_uninitialized_regs): Make sure df_live
16922 is there at -O == 1.
16924 2007-06-19 Seongbae Park <seongbae.park@gmail.com>
16926 * config/arm/arm.c (arm_get_frame_offsets): Set
16927 offsets->locals_base to avoid negative stack size.
16928 (thumb1_expand_prologue): Assert on negative stack size.
16930 2007-06-19 Sebastian Pop <sebpop@gmail.com>
16932 PR tree-optimization/32367
16933 * tree-chrec.h (build_polynomial_chrec): Verify that the left hand side
16934 of the chrec has no evolution in that loop.
16935 * testsuite/gcc.dg/tree-ssa/pr32367.c: New.
16937 2007-06-19 Bob Wilson <bob.wilson@acm.org>
16939 * config/xtensa/xtensa.c: Include "df.h".
16940 (xtensa_builtin_saveregs): Use adjust_address instead of
16942 (xtensa_va_start): Invoke make_tree with sizetype for
16943 expand_builtin_saveregs and then convert the result to a pointer.
16944 Use POINTER_PLUS_EXPR. Use size_int instead of build_int_cst.
16945 (xtensa_gimplify_va_arg_expr): Use size_int instead of build_int_cst.
16946 Subtract argument size from index value as integers and then use
16947 POINTER_PLUS_EXPR to add the result to the array address.
16949 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
16952 * config/m32c/m32c.c: Include dataflow header file.
16953 (m32c_emit_prologue): Adjust for prologue insn change.
16954 * config/m32c/prologue.md (prologue_enter_16): Only modify SP_REGNO
16955 once inside a PARALLEL. Assume frame size passed in operand 0
16956 includes space to save the fb register.
16957 (prologue_enter_24): Likewise.
16958 (epilogue_exitd): Only modify SP_REGNO once inside a PARALLEL.
16960 2007-06-19 David Daney <ddaney@avtrex.com
16963 * config/mips/mips.md (cprestore): Mark $gp as used.
16965 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
16968 * config/frv/frv.c (frv_ifcvt_modify_tests): Dataflow merge fix.
16969 (frv_ifcvt_modify_insn): Likewise.
16971 2007-06-19 Richard Guenther <rguenther@suse.de>
16973 * tree-ssa-structalias.c (handle_ptr_arith): Make sure to
16974 only handle positive offsets that fit in a HOST_WIDE_INT.
16976 2007-06-19 Uros Bizjak <ubizjak@gmail.com>
16978 * config/i386/i386.c (ix86_emit_swsqrtsf): Filter out infinity
16979 result of rsqrt insn for zero input argument to avoid NaN.
16981 2007-06-19 Richard Guenther <rguenther@suse.de>
16983 PR middle-end/31950
16984 * tree-ssa-alias-warnings.c (ffan_walker): Punt on MTAGs.
16986 2007-06-19 Jakub Jelinek <jakub@redhat.com>
16988 PR tree-optimization/32353
16989 * tree-ssa-structalias.c (set_uids_in_ptset): Also handle RESULT_DECL.
16991 2007-06-19 Nick Clifton <nickc@redhat.com>
16993 * config/m32r/linux.h (LIB_SPEC): Always imply -lpthread for -pthread.
16995 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
16998 * config/i386/i386.h (enum ix86_stack_slot): Add SLOT_VIRTUAL.
16999 * config/i386/i386.c (assign_386_stack_local): Assert that
17000 SLOT_VIRTUAL is valid only before virtual regs are instantiated.
17001 (ix86_expand_builtin) [IX86_BUILTIN_LDMXCSR, IX86_BUILTIN_STMXCSR]:
17002 Use SLOT_VIRTUAL stack slot instead of SLOT_TEMP.
17003 * config/i386/i386.md (truncdfsf2, truncxf<mode>2): Ditto.
17005 2007-06-18 Steve Ellcey <sje@cup.hp.com>
17007 * config/ia64/ia64.h (LIBGCC2_TF_CEXT): New.
17009 2007-06-18 Seongbae Park <seongbae.park@gmail.com>
17011 PR rtl-optimization/32321
17012 * gcse.c (replace_store_insn): Update the note before
17013 calling emit_insn_after.
17015 2007-06-18 Kenneth Zadeck <zadeck@naturalbridge.com>
17017 PR middle-end/32355
17018 * gcse (rest_of_handle_gcse): Add call to df_finish_pass after
17020 * df-problems.c (df_note_bb_compute): Fix dumping info.
17022 2007-06-18 Kazu Hirata <kazu@codesourcery.com>
17024 * config/m68k/m68k.c (m68k_expand_epilogue): Emit a return
17025 insn with emit_jump_insn.
17027 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
17029 PR tree-optimization/32383
17030 * targhooks.c (default_builtin_reciprocal): Add new bool argument.
17031 * targhooks.h (default_builtin_reciprocal): Update prototype.
17032 * target.h (struct gcc_target): Update builtin_reciprocal.
17033 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Update description.
17034 * tree-ssa-math-opts (execute_cse_reciprocals): Skip statements
17035 where arg1 is not SSA_NAME. Pass true to targetm.builtin_reciprocal
17036 when fndecl is in BUILT_IN_MD class.
17037 (execute_convert_to_rsqrt): Ditto.
17039 * config/i386/i386.c (ix86_builtin_reciprocal): Update for new bool
17040 argument. Convert IX86_BUILTIN_SQRTPS code only when md_fn is true.
17041 Convert BUILT_IN_SQRTF code only when md_fn is false.
17043 2007-06-18 Kaz Kojima <kkojima@gcc.gnu.org>
17045 * bt-load.c (move_btr_def): Fix the order of arguments
17046 to validate_replace_rtx.
17048 2007-06-18 Nathan Sidwell <nathan@codesourcery.com>
17050 * config/m68k/m68k-devices.def: Add 54450..54455.
17052 2007-06-17 Uros Bizjak <ubizjak@gmail.com>
17054 PR rtl-optimization/32366
17055 * simplify-rtx.c (simplify_unary_operation_1) [FLOAT_TRUNCATE,
17056 FLOAT_EXTEND]: Prevent non-scalar modes from entering
17059 2007-06-17 Kenneth Zadeck <zadeck@naturalbridge.com>
17061 PR middle-end/32349
17062 * modulo-sched (generate_reg_moves): Added rescan parameter and if
17063 this is true, rescan insn being modified.
17064 (sms_schedule): Added rescan parameter.
17065 (rest_of_handle_sms): Moved freeing of dominance info to before
17066 getting out of cfg_layout.
17068 2007-06-17 Nathan Sidwell <nathan@codesourcery.com>
17070 * config/m68k/m68k.h (ISA_HAS_FF1, ISA_HAS_MVS_MVZ): New.
17071 * config/m68k/m68k.md: Use ISA_HAS_FF1 and ISA_HAS_MVS_MVZ as
17074 * config/m68k/m68k.c (all_isas): Remove FL_CF_FPU and
17075 FL_CF_EMAC from the entry for isac.
17077 * config/m68k/predicates.md (const_call_operand): Adjust comment.
17078 (const_sibcall_operand): New.
17079 (sibcall_operand): Use it.
17080 * config/m68k/m68k.c (FL_FOR_isa_c): Not ISA_B compatible.
17081 (m68k_isas): ISAC does not imply FPU or EMAC.
17082 (override_options): Add ISA_C logic for symbolic jump & call.
17084 2007-06-17 Eric Botcazou <ebotcazou@libertysurf.fr>
17086 * config/sparc/sparc.c (sparc_vis_init_builtins): Retrieve the
17087 return mode from the builtin itself.
17088 (sparc_fold_builtin): Fix cast of zero constant.
17090 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
17092 * targhooks.c (default_builtin_reciprocal): New default target hook.
17093 * targhooks.h (default_builtin_reciprocal): Add prototype.
17094 * hooks.c (hook_tree_tree_bool_null): Remove hook.
17095 * hooks.h (hook_tree_tree_bool_null): Remove prototype.
17096 * target-def.h (TARGET_BUILTIN_RECIPROCAL): Define as
17097 default_builtin_reciprocal.
17099 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
17101 PR middle-end/31723
17102 * hooks.c (hook_tree_tree_bool_null): New hook.
17103 * hooks.h (hook_tree_tree_bool_null): Add prototype.
17104 * tree-pass.h (pass_convert_to_rsqrt): Declare.
17105 * passes.c (init_optimization_passes): Add pass_convert_to_rsqrt.
17106 * tree-ssa-math-opts.c (execute_cse_reciprocals): Scan for a/func(b)
17107 and convert it to reciprocal a*rfunc(b).
17108 (execute_convert_to_rsqrt): New function.
17109 (gate_convert_to_rsqrt): New function.
17110 (pass_convert_to_rsqrt): New pass definition.
17111 * target.h (struct gcc_target): Add builtin_reciprocal.
17112 * target-def.h (TARGET_BUILTIN_RECIPROCAL): New define.
17113 (TARGET_INITIALIZER): Initialize builtin_reciprocal with
17114 TARGET_BUILTIN_RECIPROCAL.
17115 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Document.
17117 * config/i386/i386.h (TARGET_RECIP): New define.
17118 * config/i386/i386.md (divsf3): Expand by calling ix86_emit_swdivsf
17119 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
17120 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
17121 and not optimizing for size.
17122 (*rcpsf2_sse): New insn pattern.
17123 (*rsqrtsf2_sse): Ditto.
17124 (rsqrtsf2): New expander. Expand by calling ix86_emit_swsqrtsf
17125 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
17126 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
17127 and not optimizing for size.
17128 (sqrt<mode>2): Expand SFmode operands by calling ix86_emit_swsqrtsf
17129 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
17130 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
17131 and not optimizing for size.
17132 * config/i386/sse.md (divv4sf): Expand by calling ix86_emit_swdivsf
17133 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
17134 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
17135 and not optimizing for size.
17136 (*sse_rsqrtv4sf2): Do not export.
17137 (sqrtv4sf2): Ditto.
17138 (sse_rsqrtv4sf2): New expander. Expand by calling ix86_emit_swsqrtsf
17139 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
17140 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
17141 and not optimizing for size.
17142 (sqrtv4sf2): Ditto.
17143 * config/i386/i386.opt (mrecip): New option.
17144 * config/i386/i386-protos.h (ix86_emit_swdivsf): Declare.
17145 (ix86_emit_swsqrtsf): Ditto.
17146 * config/i386/i386.c (IX86_BUILTIN_RSQRTF): New constant.
17147 (ix86_init_mmx_sse_builtins): __builtin_ia32_rsqrtf: New
17148 builtin definition.
17149 (ix86_expand_builtin): Expand IX86_BUILTIN_RSQRTF using
17150 ix86_expand_unop1_builtin.
17151 (ix86_emit_swdivsf): New function.
17152 (ix86_emit_swsqrtsf): Ditto.
17153 (ix86_builtin_reciprocal): New function.
17154 (TARGET_BUILTIN_RECIPROCAL): Use it.
17155 (ix86_vectorize_builtin_conversion): Rename from
17156 ix86_builtin_conversion.
17157 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Use renamed function.
17158 * doc/invoke.texi (Machine Dependent Options): Add -mrecip to
17159 "i386 and x86_64 Options" section.
17160 (Intel 386 and AMD x86_64 Options): Document -mrecip.
17162 2007-06-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
17163 Zdenek Dvorak <dvorakz@suse.cz>
17164 Richard Guenther <rguenther@suse.de>
17165 Kaz Kojima <kkojima@gcc.gnu.org>
17167 * tree-vrp.c (compare_values_warnv): Convert val2 to
17169 (extract_range_from_assert): Create
17170 POINTER_PLUS_EXPR for pointer types.
17171 (extract_range_from_binary_expr): Handle
17172 only POINTER_PLUS_EXPR, MIN_EXPR, and MAX_EXPR
17174 * doc/c-tree.texi (POINTER_PLUS_EXPR): Document.
17175 * tree-ssa-loop-niter.c (split_to_var_and_offset): Handle
17176 POINTER_PLUS_EXPR as PLUS_EXPR.
17177 (number_of_iterations_lt_to_ne):
17178 For pointer types, use sizetype when
17179 creating MINUS_EXPR/PLUS_EXPRs.
17180 (assert_loop_rolls_lt): For pointer types, use sizetype when
17181 creating MINUS_EXPR/PLUS_EXPRs.
17182 (number_of_iterations_le): Likewise.
17183 (expand_simple_operations): POINTER_PLUS_EXPR are simple also.
17184 (derive_constant_upper_bound): Handle POINTER_PLUS_EXPR just
17185 like PLUS_EXPR and MINUS_EXPR.
17186 * tree-pretty-print.c (dump_generic_node): Handle
17188 (op_prio): Likewise.
17189 (op_symbol_1): Likewise.
17190 * optabs.c (optab_for_tree_code): Likewise.
17191 * tree-ssa-loop-manip.c (create_iv): Handle pointer base
17193 * tree-tailcall.c (process_assignment): Mention
17194 POINTER_PLUS_EXPR in a TODO comment.
17195 * tree.c (build2_stat): Assert when trying to use PLUS_EXPR or
17196 MINUS_EXPR with a pointer. Also assert for POINTER_PLUS_EXPR
17197 not used with a pointer and an integer type.
17198 * tree-scalar-evolution.c (add_to_evolution_1): Convert the
17199 increment using chrec_convert_rhs instead of chrec_convert.
17200 (follow_ssa_edge_in_rhs): Handle POINTER_PLUS_EXPR like
17201 PLUS_EXPR except for the right hand side's type will be
17203 (interpret_rhs_modify_stmt): Handle POINTER_PLUS_EXPR.
17204 (fold_used_pointer_cast): Kill.
17205 (pointer_offset_p): Kill.
17206 (fold_used_pointer): Kill.
17207 (pointer_used_p): Kill.
17208 (analyze_scalar_evolution_1 <case GIMPLE_MODIFY_STMT>): Don't
17209 call fold_used_pointer.
17210 (instantiate_parameters_1): Convert the increment
17211 using chrec_convert_rhs instead of chrec_convert.
17212 Handle POINTER_PLUS_EXPR as PLUS_EXPR.
17213 * builtins.c (get_pointer_alignment): Handle POINTER_PLUS_EXPR
17214 instead of PLUS_EXPR.
17215 (expand_builtin_strcat): Create a POINTER_PLUS_EXPR instead of
17216 PLUS_EXPR for pointers.
17217 (std_gimplify_va_arg_expr): Likewise.
17218 (fold_builtin_memory_op): Likewise.
17219 (fold_builtin_strstr): Likewise.
17220 (fold_builtin_strchr): Likewise.
17221 (fold_builtin_strrchr): Likewise.
17222 (fold_builtin_strpbrk): Likewise.
17223 (expand_builtin_memory_chk): Likewise.
17224 (fold_builtin_memory_chk): Likewise.
17225 (std_expand_builtin_va_start): Use
17226 sizetype for the call to make_tree and then convert
17227 to the pointer type.
17228 (fold_builtin_memchr): Use POINTER_PLUS_EXPR
17229 instead of PLUS_EXPR for adding to a pointer.
17230 (std_gimplify_va_arg_expr): Use fold_build2 for
17231 the creating of POINTER_PLUS_EXPR. For the BIT_AND_EXPR, cast
17232 the operands to sizetype first and then cast the BIT_AND_EXPR
17233 back to the pointer type.
17234 * fold-const.c (build_range_check): Handle pointer types
17236 (extract_array_ref): Look for POINTER_PLUS_EXPR instead
17237 of PLUS_EXPR's. Make sure the offset is converted to
17239 (try_move_mult_to_index): Strip the NOPs from the offset.
17240 Remove code argument and replace all uses with PLUS_EXPR.
17241 (fold_to_nonsharp_ineq_using_bound): Handle pointer types
17242 specially. Don't use a pointer type for MINUS_EXPR.
17243 (fold_unary): Handle for (T1)(X op Y),
17244 only p+ as that is the only as that can be handled for
17245 binary operators now.
17246 (fold_binary <case POINTER_PLUS_EXPR>): Add folding of
17248 <case PLUS_EXPR>: Add folding of PTR+INT into
17250 Don't call try_move_mult_to_index.
17251 <case MINUS_EXPR>: Fold (PTR0 p+ A) - (PTR1 p+ B)
17252 into (PTR0 - PTR1) + (A - B). Fold (PTR0 p+ A) - PTR1 into
17253 (PTR0 - PTR1) + A iff (PTR0 - PTR1) simplifies.
17254 Don't call try_move_mult_to_index.
17255 (tree_expr_nonnegative_warnv_p): Handle POINTER_PLUS_EXPR.
17256 (tree_expr_nonzero_p): Likewise.
17257 (fold_indirect_ref_1): Look at POINTER_PLUS_EXPR instead
17258 of PLUS_EXPR for the complex expression folding.
17259 * tree-chrec.c (chrec_fold_plus_poly_poly): If the
17260 first chrec is a pointer type, then the second should
17261 be sizetype and not the first's type.
17262 For POINTER_PLUS_EXPR, use a different right hand side type.
17263 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
17264 (chrec_fold_plus_1): For POINTER_PLUS_EXPR, use a
17265 different right hand side type.
17266 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
17267 (chrec_fold_plus): For pointer types, use POINTER_PLUS_EXPR
17268 instead of PLUS_EXPR.
17269 When either operand is zero, convert the other operand.
17270 (chrec_apply): Use chrec_convert_rhs
17271 on the argument x instead of chrec_convert.
17272 (reset_evolution_in_loop): For pointer types, the new_evol
17273 should be sizetype.
17274 (convert_affine_scev): For POINTER_PLUS_EXPR, use a
17275 different right hand side type.
17276 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
17277 (chrec_convert_rhs): New function.
17278 (chrec_convert_aggressive): For POINTER_PLUS_EXPR, use a
17279 different right hand side type.
17280 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
17281 * tree-chrec.h (chrec_convert_rhs): New prototype.
17282 (build_polynomial_chrec): For pointer types, the right hand
17283 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Look for
17284 POINTER_PLUS_EXPR instead of PLUS_EXPR's.
17285 Remove subtraction case as it is always addition now.
17286 Make sure the offset is converted to sizetype.
17287 (fold_stmt_r): Don't handle PLUS_EXPR/MINUS_EXPR specially.
17288 Handle POINTER_PLUS_EXPR like PLUS_EXPR was handled before.
17289 * tree-ssa-loop-ivopts.c (determine_base_object): Abort for
17290 PLUS_EXPR in pointer type.
17291 Handle POINTER_PLUS_EXPR.
17292 (tree_to_aff_combination): Likewise.
17293 (force_expr_to_var_cost): Likewise.
17294 (force_expr_to_var_cost): Likewise. Create a POINTER_PLUS_EXPR
17295 instead of PLUS_EXPR for pointers.
17296 * c-format.c (check_format_arg): Handle POINTER_PLUS_EXPR
17297 instead of PLUS_EXPR of pointer types.
17298 * tree-stdarg.c (va_list_counter_bump): Handle POINTER_PLUS_EXPR
17300 (check_va_list_escapes): Likewise.
17301 (check_all_va_list_escapes): Likewise.
17302 * dwarf2out.c (loc_descriptor_from_tree_1):
17303 Handle POINT_PLUS_EXPR as a PLUS_EXPR.
17304 * expr.c (expand_expr_real_1): Handle POINTER_PLUS_EXPR.
17305 (string_constant): Likewise.
17306 * tree-ssa-address.c (tree_mem_ref_addr): When adding
17307 the offset to the base, use POINTER_PLUS_EXPR.
17308 (add_to_parts): Convert the index to sizetype.
17309 (create_mem_ref): Create A POINTER_PLUS_EXPR for the one case.
17310 * matrix-reorg.c (collect_data_for_malloc_call): Stmt
17311 will now only be either INDIRECT_REF and POINTER_PLUS_EXPR.
17312 Offset only holds something for PLUS_EXPR.
17313 (ssa_accessed_in_tree): Handle POINTER_PLUS_EXPR just as
17315 (analyze_transpose): POINTER_PLUS_EXPR will only show up now
17317 (analyze_accesses_for_modify_stmt): Likewise.
17318 Remove comment about the type being integral type as it is
17320 (can_calculate_expr_before_stmt): Handle POINTER_PLUS_EXPR as
17322 (transform_access_sites): POINTER_PLUS_EXPR will only show up now
17324 Correct the type which the artimentic is done in (is now
17327 * tree-data-ref.c (split_constant_offset): Handle
17329 * tree-affine.c (tree_to_aff_combination): Likewise.
17330 * c-typeck.c (build_unary_op): For pointers create the increment
17331 as a sizetype. Create a POINTER_PLUS_EXPR instead of PLUS_EXPR
17333 * gimplify.c (gimplify_self_mod_expr): Create a
17334 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
17335 (gimplify_omp_atomic_fetch_op): Handle POINTER_PLUS_EXPR.
17336 * tree.def (POINTER_PLUS_EXPR): New tree code.
17337 * tree-predcom.c (ref_at_iteration): If we have a pointer
17338 type do the multiplication in sizetype.
17339 * tree-mudflap.c (mf_xform_derefs_1): Create a
17340 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
17341 * tree-ssa-forwprop.c
17342 (forward_propagate_addr_into_variable_array_index):
17343 Don't expect there to be a cast for the index as that
17344 does not exist anymore.
17345 (forward_propagate_addr_expr_1): Check for POINTER_PLUS_EXPR
17346 instead of PLUS_EXPR.
17347 Don't check for the first operand of the POINTER_PLUS_EXPR
17348 was the index as it cannot be.
17349 Call forward_propagate_addr_into_variable_array_index with
17350 the SSA_NAME instead of the statement.
17351 * varasm.c (const_hash_1): Handle POINTER_PLUS_EXPR.
17352 (compare_constant): Likewise.
17353 (copy_constant): Likewise.
17354 (compute_reloc_for_constant): Likewise.
17355 (output_addressed_constants): Likewise.
17356 (initializer_constant_valid_p): Likewise.
17357 * tree-ssa.c (tree_ssa_useless_type_conversion_1):
17358 Convert the MIN/MAX of the inner type to the outer
17359 type before comparing them.
17360 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Handle
17361 POINTER_PLUS_EXPR instead of PLUS_EXPR.
17362 (issue_prefetch_ref): Create a POINTER_PLUS_EXPR instead
17363 of PLUS_EXPR for pointers.
17364 * tree-inline.c (estimate_num_insns_1): Handle
17366 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref):
17367 Create a POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
17368 (bump_vector_ptr): Create a POINTER_PLUS_EXPR
17369 instead of PLUS_EXPR for the pointer increment statement.
17370 (vect_update_ivs_after_vectorizer): For pointer types, create
17371 POINTER_PLUS_EXPR instead of PLUS_EXPR and also create
17372 MULT_EXPR in sizetype.
17373 (vect_gen_niters_for_prolog_loop): Add a cast when creating
17375 * tree-object-size.c (plus_expr_object_size): Handle
17376 POINTER_PLUS_EXPR instead of PLUS_EXPR. Removing all the extra
17377 code which is trying to figure out which side is a pointer and
17379 (check_for_plus_in_loops_1): Likewise.
17380 (check_for_plus_in_loops): Likewise.
17381 * c-common.c (pointer_int_sum): Create a
17382 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
17383 * tree-ssa-structalias.c (handle_ptr_arith): Handle
17384 only POINTER_PLUS_EXPR. Removing all the extra
17385 code which is trying to figure out which side is a pointer and
17387 * tree-cfg.c (verify_expr): Add extra checking for pointers and
17388 PLUS_EXPR and MINUS_EXPR.
17389 Also add checking to make sure the operands of POINTER_PLUS_EXPR
17391 * config/frv/frv.c (frv_expand_builtin_va_start): Use sizetype
17392 with make_tree, instead of a pointer type.
17393 * config/s390/s390.c (s390_va_start): Use POINTER_PLUS_EXPR
17394 for pointers instead of PLUS_EXPR.
17395 (s390_gimplify_va_arg): Likewise.
17396 * config/spu/spu.c (spu_va_start): Create POINTER_PLUS_EXPR
17397 instead of PLUS_EXPR when doing addition on pointer
17398 types. Use sizetype for the second operand.
17399 (spu_gimplify_va_arg_expr): Likewise.
17400 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use
17401 POINTER_PLUS_EXPR instead of PLUS_EXPR when the operand was
17402 a pointer. Don't create a BIT_AND_EXPR for pointer types.
17403 * config/i386/i386.c (ix86_va_start): Use POINTER_PLUS_EXPR
17404 for the pointer addition and also use size_int/sizetype
17406 (ix86_gimplify_va_arg): Likewise.
17407 Perform BIT_AND_EXPR on sizetype arguments.
17408 * config/sh/sh.c (sh_va_start): Call make_tree with sizetype
17409 and convert its result to a pointer type. Use POINTER_PLUS_EXPR
17410 for the pointer additions and also use size_int for the offsets.
17411 (sh_gimplify_va_arg_expr): Use POINTER_PLUS_EXPR for the pointer
17412 additions and also use size_int for the offsets. Perform
17413 BIT_AND_EXPR on sizetype arguments.
17414 * config/ia64/ia64.c (ia64_gimplify_va_arg): Use
17415 POINTER_PLUS_EXPR for pointers and create the
17416 BIT_AND_EXPR in sizetype.
17417 * config/rs6000/rs6000.c (rs6000_va_start): Use POINTER_PLUS_EXPR
17418 instead of PLUS_EXPR for pointer addition.
17419 (rs6000_va_start): Likewise.
17420 Also use sizetype for the offset.
17421 * config/pa/pa.c (reloc_needed): Handle POINTER_PLUS_EXPR
17422 as PLUS_EXPR/MINUS_EXPR.
17423 (hppa_gimplify_va_arg_expr): Don't create MINUS_EXPR or
17424 PLUS_EXPR for pointers, instead use POINTER_PLUS_EXPR.
17425 Don't use BIT_AND_EXPR on a pointer type, convert the
17426 expression to sizetype first.
17427 * config/mips/mips.c (mips_va_start): Use POINTER_PLUS_EXPR
17429 (mips_gimplify_va_arg_expr): Likewise.
17430 Don't create BIT_AND_EXPR in a pointer type.
17432 2007-06-15 Eric Christopher <echristo@apple.com>
17434 * config.gcc (i?86-*-darwin*): Add t-crtfm and t-crtpc.
17435 (x86_64-*-darwin*): Ditto.
17436 * config/i386/darwin.h (CRTEND_SPEC): New. Add support
17439 2007-06-15 Matthew Wilcox <matthew@wil.cx>
17441 * doc/extend.texi: Document behavior of __attribute__((aligned))
17444 2007-06-15 Mark Mitchell <mark@codesourcery.com>
17446 * rtlanal.c (note_stores): Improve documentation.
17448 2007-06-15 Bernd Schmidt <bernd.schmidt@analog.com>
17450 * config/bfin/elf.h (ASM_GENERATE_INTERNAL_LABEL,
17451 LOCAL_LABEL_PREFIX): Delete.
17452 * config/bfin/bfin.c (TARGET_ASM_INTERNAL_LABEL): Delete.
17453 (bfin_internal_label): Delete.
17455 2007-06-15 Uros Bizjak <ubizjak@gmail.com>
17457 * libgcc2.c (CEXT): When compiling L_multc3 and L_divtc3,
17458 define to "l" if LIBGCC_LONG_DOUBLE_SIZE == 128,
17459 otherwise define to LIBGCC2_TF_CEXT.
17460 * config/i386/linux64.h (LIBGCC2_HAS_TF_MODE): New define.
17461 (LIBGCC_TF_CEXT): Ditto.
17464 2007-06-14 Seongbae Park <seongbae.park@gmail.com>
17466 PR rtl-optimization/32339
17467 * df-scan.c (df_uses_record): Don't modify flags but just add to
17468 it for df_ref_record.
17470 2007-06-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
17472 * tree-mudflap.c: Fix whitespace issues.
17474 2007-06-15 Kazu Hirata <kazu@codesourcery.com>
17476 * config/m68k/m68k.c (ASM_DOT, ASM_DOTW, ASM_DOTL): Remove.
17478 2007-06-14 Eric Christopher <echristo@apple.com>
17480 * config/i386/sse.md (movdi_to_sse): Rewrite body.
17481 (movv4sf): Use gcc_unreachable instead of abort.
17483 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
17486 * config/i386/sfp-machine.h (CMPtype): New define.
17487 (mach stubs): Use CMPtype instead of int as a return type.
17489 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
17491 * config/soft-fp/eqdf2.c, config/soft-fp/eqsf2.c,
17492 config/soft-fp/eqtf2.c, config/soft-fp/gedf2.c,
17493 config/soft-fp/gesf2.c, config/soft-fp/getf2.c,
17494 config/soft-fp/ledf2.c, config/soft-fp/lesf2.c,
17495 config/soft-fp/letf2.c, config/soft-fp/unorddf2.c,
17496 config/soft-fp/unordsf2.c, config/soft-fp/unordtf2.c,
17497 config/soft-fp/soft-fp.h: Update from glibc CVS.
17499 2007-06-14 Bernd Schmidt <bernd.schmidt@analog.com>
17501 * config/bfin/uclinux.h (MFWRAP_SPEC): New.
17503 2007-06-14 Rask Ingemann Lambertsen <rask@sygehus.dk>
17506 * config/v850/v850.c: Include dataflow header file.
17507 (substitute_ep_register): Fix typo.
17509 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
17511 * configure.ac: Fix earlier checkin.
17512 * configure: Regenerated.
17514 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
17516 * acinclude.m4 (gcc_AC_CHECK_PROG_VER): Remove.
17517 * aclocal.m4: Regenerate.
17518 * configure.ac: Use ACX_PROG_CC_WARNING_OPTS,
17519 ACX_PROG_CC_WARNINGS_ARE_ERRORS,
17520 ACX_PROG_CC_WARNING_ALMOST_PEDANTIC, ACX_CHECK_PROG_VER.
17521 * configure: Regenerate.
17522 * Makefile.in (LOOSE_WARN): Subst loose_warn.
17524 * Makefile.in (quickstrap): Build libgcc too.
17526 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
17528 * configure.ac: Add --enable-checking=df. Explicitly mention that
17529 the variables are initialized as for "release".
17530 * df-core.c: Use it.
17531 * configure: Regenerate.
17532 * config.in: Regenerate.
17534 2007-06-14 Bob Wilson <bob.wilson@acm.org>
17536 * config/xtensa/xtensa.c (xtensa_expand_nonlocal_goto): Use
17537 validate_replace_rtx instead of replace_rtx.
17538 (xtensa_expand_prologue): Call df_insn_rescan after replace_rtx.
17540 2007-06-14 Danny Smith <dannysmith@users.sourceforge.net>
17542 * config/i386/cygming.h (DWARF_FRAME_REGNUM): Define.
17543 (DWARF2_UNWIND_INFO): Override default if configured with
17545 * config/i386/cygwin.h (STARTFILE_SPEC): Add crtbegin.o.
17546 (ENDFILE_SPEC): Add crtend.o.
17547 * config/i386/mingw32.h (STARTFILE_SEC): Add crtbegin.o.
17548 (ENDFILE_SPEC): Add crtend.o.
17549 (TARGET_USE_JCR_SECTION): Define.
17550 (MD_UNWIND_SUPPORT): Define for 32-bit target.
17552 * config/i386/cygming-crtbegin.c: New file.
17553 * config/i386/cygming-crtend.c: New file.
17555 2007-06-14 Pascal Obry Pascal Obry <obry@adacore.com>
17557 * config/i386/w32-unwind.h: New file.
17559 2007-06-13 Eric Christopher <echristo@apple.com>
17561 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Don't let
17562 the user set a value below STACK_BOUNDARY.
17564 2007-06-13 Thiemo Seufer <ths@networkno.de>
17566 * config/mips/linux.h, config/mips/linux64.h (LIB_SPEC): Always
17567 imply -lpthread for -pthread.
17569 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
17571 * basic-block.h: Remove the prototype for
17572 free_basic_block_vars.
17573 * cfglayout.h: Remove the prototype for
17574 insn_locators_initialize.
17575 * tree.h: Remove the prototype for emit_line_note.
17577 * tree-ssa-pre.c (mergephitemp): Remove.
17578 (init_pre): Don't use mergephitemp.
17580 2007-06-13 Eric Christopher <echristo@apple.com>
17582 * config/i386/i386.c (override_options): If we've specified
17583 an arch then don't use TARGET_SUBTARGET_ISA_DEFAULTs.
17585 2007-06-13 Bob Wilson <bob.wilson@acm.org>
17587 * df-scan.c (df_get_entry_block_def_set): Check if STATIC_CHAIN_REGNUM
17590 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
17592 * config/bfin/bfin.h (EH_RETURN_HANDLER_RTX): Use gen_frame_mem.
17593 * config/bfin/bfin.md (UNSPEC_VOLATILE_STORE_EH_HANDLER): New constant.
17594 (eh_store_handler): New pattern.
17595 (eh_return): Emit it instead of a plain move.
17597 2007-06-13 Uros Bizjak <ubizjak@gmail.com>
17599 * config/i386/i386.c (ix86_init_mmx_sse_builtins)
17600 [__builtin_infq, __builtin_fabsq]: Define usign def_builtin.
17601 [__builtin_ia32_rsqrtps, __builtin_ia32_rsqrtss]: Define using
17604 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
17606 * config/bfin/bfin.c (gen_one_bundle): Delete unused local variables.
17607 (find_next_insn_start, find_load): New functions.
17608 (bfin_reorg): Use them to deal with the fact that parallel insns are
17609 no longer represented as a SEQUENCE.
17611 2007-06-13 Eric Botcazou <ebotcazou@libertysurf.fr>
17613 * config/sparc/sparc.c (sparc_override_options): Initialize
17614 fpu mask correctly.
17616 2007-06-13 Dave Korn <dave.korn@artimi.com>
17618 * config/i386/i386.c (ix86_eax_live_at_start_p): Use df_get_live_out.
17620 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
17622 * auto-inc-dec.c, c-incpath.c, config/c4x/libgcc.S,
17623 config/sh/divcost-analysis, dbgcnt.def, df-core.c,
17624 df-problems.c, df-scan.c, df.h, dominance.c, dse.c, regstat.c,
17625 tree-data-ref.c, tree-ssa-loop-im.c, tree-ssa-loop-prefetch.c,
17626 tree-vect-transform.c: Fix comment typos. Follow spelling
17629 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
17631 * df-scan.c (df_get_exit-block_use_set): Always add the stack pointer
17632 to the exit block use set.
17633 (df_insn_delete, df_insn_rescan): Fixed spelling of "deferring".
17634 * gcse.c (cpro_jump): Don't emit barrier in cfglayout mode.
17635 * config/sparc/sparc.c (sparc_check_64): Check df != NULL.
17637 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
17639 * opts.c (common_handle_option): Handle new option -fdbg-cnt-list.
17640 * dbgcnt.c (dbg_cnt_set_limit_by_name): Return value
17641 to indicate an error.
17642 (dbg_cnt_process_single_pair, dbg_cnt_list_all_counters):
17644 (dbg_cnt_process_opt): Print an error on a bad argument.
17645 * dbgcnt.h (dbg_cnt_list_all_counters): New function declaration.
17646 * common.opt (-fdbg-cnt-list): New.
17647 * doc/invoke.texi (-fdbg-cnt-list,-fdbg-cnt=): New.
17649 2007-06-12 Eric Botcazou <ebotcazou@adacore.com>
17651 * tree-ssa-alias.c (finalize_ref_all_pointers): Clear pt_anything
17652 flag on ref-all pointers.
17654 2007-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
17656 PR middle-end/31579
17657 * expr.c (expand_expr_addr_expr_1): Call expand_expr
17658 for the offset with the modifier as EXPAND_INITIALIZER
17659 if the modifier is EXPAND_INITIALIZER.
17660 (expand_expr_real_1 <case INTEGER_CST>): Don't force to
17661 a register if we had an overflow.
17663 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17665 * real.c (real_isfinite): New.
17666 (real_sqrt): Use it.
17667 * real.h (real_isfinite): New.
17668 * builtins.c: Use it.
17670 2007-06-12 Ian Lance Taylor <iant@google.com>
17671 Daniel Berlin <dberlin@dberlin.org>
17674 * tree.def: Add CHANGE_DYNAMIC_TYPE_EXPR.
17675 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Define.
17676 (CHANGE_DYNAMIC_TYPE_LOCATION): Define.
17677 (DECL_NO_TBAA_P): Define.
17678 (struct tree_decl_common): Add no_tbaa_flag field.
17679 * tree-ssa-structalias.c (struct variable_info): Add
17680 no_tbaa_pruning field.
17681 (new_var_info): Initialize no_tbaa_pruning field.
17682 (unify_nodes): Copy no_tbaa_pruning field.
17683 (find_func_aliases): Handle CHANGE_DYNAMIC_TYPE_EXPR.
17684 (dump_solution_for_var): Print no_tbaa_pruning flag.
17685 (set_uids_in_ptset): Add no_tbaa_pruning parameter. Change all
17687 (compute_tbaa_pruning): New static function.
17688 (compute_points_to_sets): Remove CHANGE_DYNAMIC_TYPE_EXPR nodes.
17689 Call compute_tbaa_pruning.
17690 * tree-ssa-alias.c (may_alias_p): Test no_tbaa_flag for pointers.
17691 * gimplify.c (gimplify_expr): Handle CHANGE_DYNAMIC_TYPE_EXPR.
17692 * gimple-low.c (lower_stmt): Likewise.
17693 * tree-gimple.c (is_gimple_stmt): Likewise.
17694 * tree-ssa-operands.c (get_expr_operands): Likewise.
17695 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
17696 * tree-inline.c (estimate_num_insns_1): Likewise.
17697 (copy_result_decl_to_var): Likewise.
17698 * expr.c (expand_expr_real_1): Likewise.
17699 * tree-pretty-print.c (dump_generic_node): Likewise.
17700 * tree-inline.c (copy_decl_to_var): Copy DECL_NO_TBAA_P flag.
17701 * omp-low.c (omp_copy_decl_2): Likewise.
17702 * print-tree.c (print_node): Print DECL_NO_TBAA_P flag.
17703 * doc/c-tree.texi (Expression trees): Document
17704 CHANGE_DYNAMIC_TYPE_EXPR.
17706 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17708 * fold-const.c (fold_binary): Guard (X-X) -> 0 transformation
17709 with !HONOR_NANS and !HONOR_INFINITIES.
17710 * simplify-rtx.c (simplify_binary_operation_1): Likewise.
17712 2007-06-12 Tristan Gingold <gingold@adacore.com>
17714 * gcov.c: Comments updated.
17715 (source_info): Add file_time field.
17716 (source_index): New variable.
17717 (mutiple_files): New variable.
17718 (generate_results): New function extracted from process_file.
17719 (process_file): Save and restore chain of functions, generate
17720 results and free structures only if not merging results.
17721 (release_structures): File names are now freed in create_file_names
17722 (create_file_names): Free previous file names.
17723 (find_source): File date is now read here and modifications in
17724 source files is checked here.
17725 (read_graph_file): Only reverse order of functions for the current
17727 (make_gcov_file_name): Do not generate long names if input_name is
17729 (output_lines): If merging results do not display graph, data and
17731 Checking source file modification is done in find_source.
17733 * doc/gcov.texi: Append an s to sourcefile.
17735 2007-06-12 Bernd Schmidt <bernd.schmidt@analog.com>
17737 * config/bfin/bfin.md (UNSPEC_NOP): New constant.
17738 (forced_nop): New pattern.
17739 * config/bfin/bfin.c: Include "df.h".
17740 (add_to_reg): Use df_regs_ever_live_p instead of regs_ever_live.
17741 (bfin_discover_loop): Use df_get_live_in instead of
17742 global_live_at_start.
17743 (bfin_reorder_loops): Pass 0 to cfg_layout_initialize. Call
17744 df_analyze when done.
17745 (gen_one_bundle): Don't generate SEQUENCE insns, just put modes on
17746 the insns. Use QImode for the final insn in a bundle. Call
17747 df_insn_rescan on generated NOPs; use gen_forced_nop instead of
17749 (reorder_var_tracking_notes): New function.
17750 (bfin_reorg): Pass no argument to split_all_insns. Don't call
17751 update_life_info. Call df_analyze after scheduling and bundle
17752 generation. Call reorder_var_tracking_notes if generating these
17753 notes. Call df_finish_pass at the end.
17755 2007-06-12 Dirk Mueller <dmueller@suse.de>
17757 * optabs.c (debug_optab_libfuncs): fix gcc_assert to
17758 a comparison, not an assignment.
17760 2007-06-12 Olivier Hainque <hainque@adacore.com>
17762 * tree-nested.c (convert_local_reference): Handle VIEW_CONVERT_EXPR.
17763 Request walking the subtrees only, leaving the current is_lhs/val_only
17765 (convert_non_local_reference): Likewise.
17767 2007-06-12 Nathan Sidwell <nathan@codesourcery.com>
17769 * config/m68k/m68k-devices.def (52221, 52223, 5253): New.
17771 2007-06-12 Richard Guenther <rguenther@suse.de>
17773 PR tree-optimization/15353
17774 PR tree-optimization/31657
17775 * passes.c (init_optimization_passes): Add pass_tree_ifcombine.
17776 * timevar.def: Add TV_TREE_IFCOMBINE.
17777 * tree-pass.h (pass_tree_ifcombine): Declare.
17778 * tree-ssa-ifcombine.c: New file.
17779 * tree-ssa-phiopt.c (blocks_in_phiopt_order): Export.
17780 * tree-flow.h (blocks_in_phiopt_order): Declare.
17781 * Makefile.in (OBJS-common): Add tree-ssa-ifcombine.o.
17782 (tree-ssa-ifcombine.o): New dependencies.
17784 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
17786 PR rtl-optimization/32293
17787 * combine.c (simplify_if_then_else): Truncate return from
17788 nonzero_bits() to correct mode.
17790 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
17792 * fold-const (fold_binary) [RDIV_EXPR]: Also optimize a/cbrt(b/c)
17793 into a*cbrt(c/b) if flag_unsafe_math_optimizations is set.
17795 2007-06-11 Diego Novillo <dnovillo@google.com>
17797 * Makefile.in (reload1.o-warn): Remove.
17799 2007-06-11 Seongbae Park <seongbae.park@gmail.com>
17801 * combine.c (subst): Use reg_overlap_mentioned_p
17802 instead of comparing register numbers directly.
17804 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
17806 * reload1.c (mark_home_live_1): Use the mode parameter.
17808 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
17810 * df-scan.c (df_insn_delete, df_insn_rescan, df_insn_rescan_all,
17811 df_process_deferred_rescans, df_notes_rescan): Fixed spelling of
17813 * df-core.c: Ditto.
17815 2007-06-11 Daniel Berlin <dberlin@dberlin.org>
17817 * Merge dataflow-branch into mainline (see ChangeLog.dataflow)
17819 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
17821 * config/i386/i386.md ("*movtf_internal): Penalize moves to and
17822 from integer registers.
17823 (FP mode splitters): Handle TFmode.
17825 2007-06-11 Eric Botcazou <ebotcazou@adacore.com>
17827 * tree-ssa-structalias.c (find_what_p_points_to): Return false
17828 for ref-all pointers that point-to anything.
17830 2007-06-11 Joseph Myers <joseph@codesourcery.com>
17832 * config/arm/arm.c (arm_output_dwarf_dtprel,
17833 TARGET_ASM_OUTPUT_DWARF_DTPREL): New.
17835 2007-06-11 Bernd Schmidt <bernd.schmidt@analog.com>
17837 * config/bfin/bfin.md (movdi_insn, movsi_insn, movv2hi_insn,
17838 movhi_insn, movqi_insn, movsf_insn, movdf_insn): Don't allow constant
17841 2007-06-11 Rafael Avila de Espindola <espindola@google.com>
17843 * tree.c (signed_or_unsigned_type_for): New.
17844 (unsigned_type_for): Use signed_or_unsigned_type_for.
17845 (signed_type_for): Use signed_or_unsigned_type_for.
17846 * tree.h (signed_or_unsigned_type_for): New.
17847 (get_signed_or_unsigned_type): Remove.
17848 * fold-const.c (fold_negate_expr): Use signed_type_for instead of
17849 lang_hooks.types.signed_type
17850 (size_diffop): Likewise.
17851 (all_ones_mask_p): Likewise.
17852 (build_range_check): Likewise.
17853 (fold_cond_expr_with_comparison): Likewise.
17854 (fold_cond_expr_with_comparison): Likewise.
17855 (unextend): Likewise.
17856 (extract_muldiv_1): Likewise.
17857 (fold_single_bit_test_into_sign_test): Likewise.
17858 (fold_binary): Likewise.
17859 (fold_ternary): Likewise.
17860 (operand_equal_for_comparison_p): Use signed_or_unsigned_type_for
17861 instead of get_signed_or_unsigned_type.
17862 * c-objc-common.h (LANG_HOOKS_SIGNED_TYPE): Remove.
17863 (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
17864 * expr.c (signed_or_unsigned_type_for): Use
17865 signed_or_unsigned_type_for instead of get_signed_or_unsigned_type.
17866 * langhooks.c (get_signed_or_unsigned_type): Remove.
17867 (lhd_signed_or_unsigned_type): Remove.
17868 * langhooks.h (lang_hooks_for_types): Remove signed_type and
17869 signed_or_unsigned_type.
17870 (lhd_signed_or_unsigned_type): Remove.
17871 * expmed.c (make_tree): Use signed_type_for instead of
17872 lang_hooks.types.signed_type.
17873 * c-common.c (same_scalar_type_ignoring_signedness): Use
17874 c_common_signed_type instead of lang_hooks.types.signed_type.
17875 (c_common_unsigned_type): New.
17876 (c_common_signed_type): Just call c_common_signed_or_unsigned_type.
17877 (shorten_compare): Use c_common_unsigned_type instead of
17878 c_common_signed_or_unsigned_type.
17879 (c_common_nodes_and_builtins): Use c_common_unsigned_type instead of
17881 * convert.c (convert_to_integer): Use signed_type_for instead of
17882 lang_hooks.types.signed_type.
17883 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
17884 (LANG_HOOK_FOR_TYPES_INITIALIZER): Remove LANG_HOOKS_SIGNED_TYPE and
17885 LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE.
17886 * c-format.c (check_format_types): Use c_common_unsigned_type
17887 instead of unsigned_type_for.
17888 * c-decl.c (groakdeclarator): Likewise.
17889 * c-typeck.c (convert_for_assignment): Likewise.
17890 * c-common.h (c_common_unsigned_type): New.
17892 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
17895 * config/i386/sse.md ("sse2_ashlti", "sse2_lshrti3"): Move ...
17896 * config/i386/i386.md ("sse2_ashlti", "sse2_lshrti3"): ... to here.
17898 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
17900 PR middle-end/32279
17901 * fold-const (fold_binary) [RDIV_EXPR]: Optimize a/sqrt(b/c)
17902 into a*sqrt(c/b) if flag_unsafe_math_optimizations is set.
17904 2007-06-10 Jan Sjodin <jan.sjodin@amd.com>
17905 Sebastian Pop <sebpop@gmail.com>
17907 * lambda-code.c (remove_iv): New.
17908 (lambda_loopnest_to_gcc_loopnest): Use remove_iv.
17910 2007-06-10 Zdenek Dvorak <dvorakz@suse.cz>
17912 * tree-data-ref.c (dr_analyze_alias): Handle case smt is NULL.
17913 * tree-predcom.c (mark_virtual_ops_for_renaming): Exported.
17914 * tree-ssa-loop-prefetch.c: Include optabs.h.
17915 (FENCE_FOLLOWING_MOVNT): New macro.
17916 (struct mem_ref): Add independent_p and storent_p fields.
17917 (record_ref): Initalize the new fields.
17918 (gather_memory_references_ref): Return true if the reference
17920 (gather_memory_references): Check whether all memory accesses
17921 in loop were recorded.
17922 (should_issue_prefetch_p): Return false for nontemporal stores.
17923 (nontemporal_store_p, mark_nontemporal_store, emit_mfence_after_loop,
17924 may_use_storent_in_loop_p, mark_nontemporal_stores): New functions.
17925 (determine_loop_nest_reuse): Detect independent memory references.
17926 (loop_prefetch_arrays): Call mark_nontemporal_stores.
17927 * tree-flow.h (mark_virtual_ops_for_renaming): Declare.
17928 * Makefile.in (tree-ssa-loop-prefetch.o): Add OPTABS_H dependency.
17929 * config/i386/i386.h (x86_mfence): Declare.
17930 (FENCE_FOLLOWING_MOVNT): Return x86_mfence.
17931 * config/i386/i386.c (x86_mfence): New variable.
17932 (ix86_init_mmx_sse_builtins): Initialize x86_mfence.
17934 * tree-pretty-print.c (dump_generic_node): Mark nontemporal stores.
17935 * optabs.c (init_optabs): Initialize storent_optab.
17936 * optabs.h (enum optab_index): Add OTI_storent.
17937 (storent_optab): Declare.
17938 * genopinit.c (optabs): Add initialization for storent_optab.
17939 * tree.h (MOVE_NONTEMPORAL): New macro.
17940 * expr.c (expand_assignment, store_expr, store_constructor_field,
17941 store_constructor, store_field, expand_expr_real_1): Propagate
17942 nontemporality of the expanded store.
17943 (emit_storent_insn): New function.
17944 * expr.h (expand_assignment, store_expr): Declaration changed.
17945 * function.c (assign_parm_setup_reg): Pass false as nontemporality
17946 to expand_assignment.
17947 * stmt.c (expand_asm_expr): Ditto.
17948 * calls.c (initialize_argument_information): Pass false as
17949 nontemporality to store_expr.
17950 * config/i386/sse.md (storentv4sf, storentv2df, storentv2di,
17953 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
17955 * tree-ssa-structalias.c (set_uids_in_ptset): Add is_deref'd
17957 (find_what_p_points_to): Pass new parameter to set_uids_in_ptset.
17959 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
17961 * tree-data-ref.c (dr_may_alias_p): Check that decl_a != decl_b,
17962 and allow DECL_P here.
17964 2007-06-09 Zdenek Dvorak <dvorakz@suse.cz>
17966 * tree-scalar-evolution.c (follow_ssa_edge_in_rhs,
17967 follow_ssa_edge_in_condition_phi, follow_ssa_edge): Keep more precise
17968 track of the size of the expression.
17969 * cfghooks.c (merge_blocks): Remove block from loops structure only
17970 after call of the merge_blocks hook.
17972 2007-06-09 Tom Tromey <tromey@redhat.com>
17974 * c-decl.c (grokdeclarator): Added 'deprecated_state' argument.
17975 (deprecated_state): Removed.
17976 (start_decl): Update.
17977 (enum deprecated_states): Moved earlier.
17978 (groktypename): Update.
17979 (push_parm_decl): Likewise.
17980 (grokfield): Likewise.
17981 (start_function): Likewise.
17983 2007-06-09 Ian Lance Taylor <iant@google.com>
17985 PR tree-optimization/32169
17986 * tree-vrp.c (extract_range_from_unary_expr): For NOP_EXPR and
17987 CONVERT_EXPR, check whether min and max both converted to an
17988 overflow infinity representation.
17990 2007-06-08 Eric Botcazou <ebotcazou@adacore.com>
17992 * reload1.c (fixup_abnormal_edges): Clear bb field for insns
17993 not inserted on the edge.
17995 2007-06-08 Bob Wilson <bob.wilson@acm.org>
17997 * config/xtensa/lib1funcs.asm (__udivsi3): Use hardware divide
17998 instructions if they are supported.
17999 (__divsi3, __umodsi3, __modsi3): Likewise.
18000 (__ashldi3, __ashrdi3, __lshrdi3): New.
18001 * config/xtensa/t-xtensa (LIB1ASMFUNCS): Add DImode shift functions.
18003 2007-06-08 Harsha Jagasia <harsha.jagasia@amd.com>
18004 Tony Linthicum <tony.linthicum@amd.com>
18006 * doc/invoke.texi: Add fvect-cost-model flag.
18007 * common.opt (fvect-cost-model): New flag.
18008 * tree-vectorizer.c (new_stmt_vec_info): Initialize inside and outside
18009 cost fields in stmt_vec_info struct for STMT.
18010 * tree-vectorizer.h (stmt_vec_info): Define inside and outside cost
18011 fields in stmt_vec_info struct and access functions for the same.
18012 (TARG_COND_BRANCH_COST): Define cost of conditional branch.
18013 (TARG_VEC_STMT_COST): Define cost of any vector operation, excluding
18014 load, store and vector to scalar operation.
18015 (TARG_VEC_TO_SCALAR_COST): Define cost of vector to scalar operation.
18016 (TARG_VEC_LOAD_COST): Define cost of aligned vector load.
18017 (TARG_VEC_UNALIGNED_LOAD_COST): Define cost of misasligned vector load.
18018 (TARG_VEC_STORE_COST): Define cost of vector store.
18019 (vect_estimate_min_profitable_iters): Define new function.
18020 * tree-vect-analyze.c (vect_analyze_operations): Add a compile-time
18021 check to evaluate if loop iterations are less than minimum profitable
18022 iterations determined by cost model or minimum vect loop bound defined
18023 by user, whichever is more conservative.
18024 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Add a
18025 run-time check to evaluate if loop iterations are less than minimum
18026 profitable iterations determined by cost model or minimum vect loop
18027 bound defined by user, whichever is more conservative.
18028 (vect_estimate_min_profitable_iterations): New function to estimate
18029 mimimimum iterartions required for vector version of loop to be
18030 profitable over scalar version.
18031 (vect_model_reduction_cost): New function.
18032 (vect_model_induction_cost): New function.
18033 (vect_model_simple_cost): New function.
18034 (vect_cost_strided_group_size): New function.
18035 (vect_model_store_cost): New function.
18036 (vect_model_load_cost): New function.
18037 (vectorizable_reduction): Call vect_model_reduction_cost during
18039 (vectorizable_induction): Call vect_model_induction_cost during
18041 (vectorizable_load): Call vect_model_load_cost during analysis phase.
18042 (vectorizable_store): Call vect_model_store_cost during analysis phase.
18043 (vectorizable_call, vectorizable_assignment, vectorizable_operation,
18044 vectorizable_promotion, vectorizable_demotion): Call
18045 vect_model_simple_cost during analysis phase.
18047 2007-06-08 Simon Baldwin <simonb@google.com>
18049 * reg-stack.c (get_true_reg): Readability change. Moved default case
18050 label into direct switch statement scope.
18052 2007-06-08 Simon Baldwin <simonb@google.com>
18054 * tree-flow-inline.h (var_ann): Replaced erroneous '=' assignment
18055 in gcc_assert() with '==' comparison.
18057 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
18059 * config/i386/i386.c (override_options): Merge TARGET_SSE4_2 and
18060 TARGET_ABM handling of x86_popcnt variable.
18062 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
18064 * doc/extend.texi (X86 Built-in Functions): Document __builtin_fabsq,
18065 __builtin_copysignq and __builtin_infq built-in functions.
18067 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
18069 * doc/extend.texi (X86 Built-in Functions): Add missing `@item's in
18070 SSE4.2 section. Correct built-in function names in SSE4A section.
18072 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
18074 PR tree-optimization/32243
18075 * tree-vect-transform.c (vectorizable_type_promotion): Move check
18076 for ncopies after ratio check between nunits_out and nunits_in.
18077 (vectorizable_type_demotion): Remove single-use variable "scalar_type".
18079 2007-06-08 Dorit Nuzman <dorit@il.ibm.com>
18081 PR tree-optimization/32224
18082 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fail
18083 vectorization upon a non GIMPLE_MODIFY_STMT.
18085 2007-06-08 Christian Bruel <christian.bruel@st.com>
18088 * config/sh/sh.md (doloop_end): New pattern and splitter.
18089 * loop-iv.c (simple_rhs_p): Check for hardware registers.
18091 2007-06-08 Zdenek Dvorak <dvorakz@suse.cz>
18093 PR middle-end/32209
18094 * dominance.c (debug_dominance_tree, debug_dominance_tree_1): New
18096 (verify_dominators): Do not change dominance tree.
18098 2007-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
18100 * config/sh/constraints.md: New file.
18101 * config/sh/sh.c: Include tm-constrs.h.
18102 (reg_class_from_letter): Remove.
18103 (prepare_cbranch_operands): Use satisfies_constraint_*
18104 function instead of macro.
18105 (andcosts, broken_move, sh_secondary_reload): Likewise.
18106 * config/sh/predicates.md (trapping_target_operand): Likewise.
18107 (and_operand, arith_operand, arith_reg_or_0_operand,
18108 cmp_operand, logical_operand, target_operand,
18109 ua_address_operand, ua_offset, xor_operand): Likewise.
18110 * config/sh/sh.md: Include constraints.md.
18111 (*movsicc_t_false): Use satisfies_constraint_* function
18113 (*movsicc_t_true, ashlsi3_std, ashlhi3_k, lshrsi3_m,
18114 lshrsi3_k, movsi_const_16bit+2, *movhi_media+1,
18115 movdi_const_16bit+1, beq, bne, *ptb): Likewise.
18116 * config/sh/sh.h (reg_class_from_letter): Remove prototype.
18117 (OVERRIDE_OPTIONS): Don't modify reg_class_from_letter.
18118 (REG_CLASS_FROM_CONSTRAINT): Remove.
18119 (CONSTRAINT_LEN, CONST_OK_FOR_I20, CONST_OK_FOR_I,
18120 CONST_OK_FOR_J, CONST_OK_FOR_K16, CONST_OK_FOR_K,
18121 CONST_OK_FOR_P27, CONST_OK_FOR_P, CONST_OK_FOR_M,
18122 CONST_OK_FOR_N, CONST_OK_FOR_CONSTRAINT_P,
18123 CONST_DOUBLE_OK_FOR_LETTER_P): Likewise.
18124 (SECONDARY_INOUT_RELOAD_CLASS): Use satisfies_constraint_*
18125 function instead of macro.
18126 (SECONDARY_INPUT_RELOAD_CLASS): Likewise.
18127 (EXTRA_CONSTRAINT_Q, EXTRA_CONSTRAINT_A,
18128 EXTRA_CONSTRAINT_Bsc, EXTRA_CONSTRAINT_B,
18129 EXTRA_CONSTRAINT_Css, EXTRA_CONSTRAINT_Csu): Remove.
18130 (IS_PC_RELATIVE_LOAD_ADDR_P): New macro.
18131 (IS_LITERAL_OR_SYMBOLIC_S16_P): Likewise.
18132 (IS_LITERAL_OR_SYMBOLIC_U16_P): Likewise.
18133 (IS_NON_EXPLICIT_CONSTANT_P): Likewise.
18134 (EXTRA_CONSTRAINT_Csy, EXTRA_CONSTRAINT_Z, EXTRA_CONSTRAINT_W,
18135 EXTRA_CONSTRAINT_Cpg, EXTRA_CONSTRAINT_C,
18136 EXTRA_MEMORY_CONSTRAINT, EXTRA_CONSTRAINT_Sr0,
18137 EXTRA_CONSTRAINT_Sua, EXTRA_CONSTRAINT_S,
18138 EXTRA_CONSTRAINT_STR): Likewise.
18139 (GO_IF_LEGITIMATE_INDEX): Fix indentation.
18141 2007-06-07 Geoffrey Keating <geoffk@apple.com>
18143 * config/i386/darwin.h (STACK_BOUNDARY): Define.
18145 2007-06-07 Simon Martin <simartin@users.sourceforge.net>
18148 * c-common.h (flag_cpp0x): Replaced by...
18149 (cxx_dialect): ... this new variable specifying the C++ dialect that
18151 * c-common.c (flag_cpp0x): Removed.
18152 (cxx_dialect): Defined.
18153 * c-cppbuiltin.c (c_cpp_builtins): flag_cpp0x rewritten in terms of
18155 * c-opts.c (c_common_post_options): Likewise.
18156 (set_std_cxx98): Set cxx_dialect to cxx98.
18157 (set_std_cxx0x): Set cxx_dialect to cxx0x.
18159 2007-06-07 Geoffrey Keating <geoffk@apple.com>
18160 Hui-May Chang <hm.chang@apple.com>
18162 * doc/invoke.texi (Darwin Options): Update documentation for
18163 -mmacosx-version-min.
18164 * config.gcc (*-*-darwin*): Set extra_gcc_objs.
18165 * config/darwin-driver.c: New file.
18166 * config/darwin.h (GCC_DRIVER_HOST_INITIALIZATION): New.
18167 * config/t-darwin (darwin-driver.o): New rule.
18169 * config/darwin-c.c (version_as_macro): Ignore low digit.
18171 2007-06-07 Uros Bizjak <ubizjak@gmail.com>
18173 * config/i386/i386.md (standard sse constant splitter): Handle TFmode.
18174 (negtf2, abstf2, *absnegtf2_sse): New insn patterns.
18175 (CSGNMODE): New mode macro.
18176 (CSGNVMODE): New mode attribute.
18177 (copysign<mode>3): Rename from copysingsf3 and copysigndf3. Macroize
18178 expander using CSGNMODE mode macro. Handle TFmode.
18179 (copysign<mode>3_const): Rename from copysignsf3_const and
18180 copysigndf3_const. Macroize pattern using CSGNMODE mode macro.
18182 (copysign<mode>3_var): Rename from copysignsf3_var and
18183 copysigndf3_var. Macroize pattern using CSGNMODE mode macro.
18185 (copysign<mode>3_var splitter): Macroize pattern using CSGNMODE
18186 mode macro. Handle TFmode.
18187 * config/i386/sse.md (andtf3, *andtf3, *nandtf3): New insn patterns.
18188 (iortf3, *iortf3): Ditto.
18189 (xortf3, *xortf3): Ditto.
18190 * config/i386/i386.c (ix86_build_signbit_mask): Create scalar
18191 TFmode and TImode masks.
18192 (ix86_expand_copysign): Expand TFmode copysign insn.
18193 (IX86_BUILTIN_INFQ): New.
18194 (IX86_BUILTIN_FABSQ): Ditto.
18195 (IX86_BUILTIN_COPYSIGNQ): Ditto.
18196 (ix86_init_mmx_sse_builtins) [__builtin_infq]: New builtin definition.
18197 [__builtin_fabsq]: Ditto.
18198 [__builtin_copysignq]: Ditto.
18199 (ix86_expand_builtin) [IX86_BUILTIN_INFQ]: Expand builtin.
18200 [IX86_BUILTIN_FABSQ]: Expand builtin using ix86_expand_unop_builtin().
18201 [IX86_BUILTIN_COPYSIGNQ]: Expand builtin using
18202 ix86_expand_binop_builtin().
18204 2007-06-07 Bob Wilson <bob.wilson@acm.org>
18206 * config/xtensa/lib1funcs.asm: Clean up whitespace.
18208 2007-06-07 Steve Ellcey <sje@cup.hp.com>
18211 * rtl.h (push_to_sequence2): New.
18212 * emit-rtl.c (push_to_sequence2): New.
18213 * function.c (assign_parm_data_all): Add new fields.
18214 (assign_parm_setup_block): Call push_to_sequence2 instead of
18216 (assign_parm_setup_reg): Ditto.
18217 (assign_parm_setup_stack): Ditto.
18218 (assign_parms_unsplit_complex): Ditto.
18219 (assign_parms): Change field name.
18221 2007-06-07 Zdenek Dvorak <dvorakz@suse.cz>
18223 PR tree-optimization/32220
18224 * tree-predcom.c (eliminate_temp_copies): Handle the case that loop
18225 phi node is reached before defining statement.
18227 2007-06-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
18230 * tree-vect-transform.c (vectorizable_call): Call update_stmt
18231 after changing the right hand side of the assignment.
18233 2007-06-06 Eric Christopher <echristo@apple.com>
18235 * config.gcc (i?86-*-darwin*): Remove arch parameter.
18236 (x86_64-*-darwin*): Ditto.
18237 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Define.
18238 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
18240 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
18242 * tree-ssa-alias-warnings.c (maybe_add_match): Cast according to the
18243 coding conventions.
18244 (add_key): Likewise.
18245 * tree-ssa.c (init_tree_ssa): Use type safe memory macros.
18246 * tree-ssa-ccp.c (ccp_fold_builtin): Avoid using C++ keywords as
18248 * tree-ssa-coalesce.c (find_coalesce_pair): Use type safe memory
18250 (add_cost_one_coalesce): Likewise.
18251 * tree-ssa-copy.c (merge_alias_info): Avoid using C++ keywords as
18252 variable names. Rename orig to orig_name for consistency.
18253 * tree-ssa-dom.c (dom_thread_across_edge): Cast according to the
18254 coding conventions.
18255 (cprop_into_successor_phis): Avoid using C++ keywords as variable
18257 (record_equivalences_from_stmt): Likewise.
18258 * tree-ssa-dse.c (dse_initialize_block_local_data): Cast according to
18259 the coding conventions.
18260 (memory_ssa_name_same): Likewise.
18261 (dse_optimize_stmt): Likewise.
18262 (dse_record_phis): Likewise.
18263 (dse_finalize_block): Likewise.
18264 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Avoid using C++
18265 keywords as variable names.
18266 (may_move_till): Cast according to the coding conventions.
18267 (force_move_till_expr): Avoid using C++ keywords as variable names.
18268 (force_move_till): Cast according to the coding conventions.
18269 (memref_hash): Likewise.
18270 (memref_eq): Likewise.
18271 (gather_mem_refs_stmt): Likewise.
18272 * tree-ssa-loop-ivopts.c (contains_abnormal_ssa_name_p): Avoid
18273 using C++ keywords as variable names.
18274 (idx_find_step): Cast according to the coding conventions.
18275 (idx_record_use): Likewise.
18276 (find_depends): Likewise.
18277 (prepare_decl_rtl): Likewise.
18278 (mbc_entry_hash): Likewise.
18279 (mbc_entry_eq): Likewise.
18280 * tree-ssa-loop-niter.c (SWAP): Use the correct the type for tmp.
18281 (simplify_replace_tree): Avoid using C++ keywords as variable names.
18282 (idx_infer_loop_bounds): Cast according to the coding conventions.
18283 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Likewise.
18284 * tree-ssa-math-opts.c (occ_new ): Likwise.
18285 * tree-ssanames.c (duplicate_ssa_name_ptr_info): Use type safe memory
18287 * tree-ssa-operands.c (add_def_op): Avoid using C++ keywords as
18289 (add_use_op): Likewise.
18290 (add_vop): Likewise.
18291 (add_vuse_op): Likewise.
18292 (add_vdef_op): Likewise.
18293 (get_expr_operands): Likewise.
18294 (push_stmt_changes): Use type safe memory macros.
18295 * tree-ssa-phiopt.c (replace_phi_edge_with_variable): Avoid using C++
18296 keywords as variable names.
18297 (conditional_replacement): Likewise.
18298 (minmax_replacement): Likewise.
18299 (abs_replacement): Likewise.
18300 * tree-ssa-pre.c (create_expression_by_pieces): Cast according to the
18301 coding conventions.
18302 (insert_fake_stores): Avoid using C++ keywords as variable names.
18303 * tree-ssa-reassoc.c (add_to_ops_vec): Cast according to the coding
18305 * tree-ssa-structalias.c (heapvar_lookup): Likewise.
18306 (heapvar_insert): Use type safe memory macros.
18307 (new_var_info): Cast according to the coding conventions.
18308 (new_constraint): Likewise.
18309 (remove_preds_and_fake_succs): Use type safe memory macros.
18310 * tree-ssa-threadupdate.c (thread_block): Cast according to the coding
18312 (thread_single_edge): Likewise.
18313 (thread_through_loop_header): Likewise.
18315 2007-06-06 Eric Christopher <echristo@apple.com>
18317 * config/i386/i386.c (override_options): Move handling
18318 of TARGET_SUBTARGET* earlier.
18320 2007-06-06 Paolo Bonzini <bonzini@gnu.org>
18322 * genmodes.c (tagged_printf, emit_insn_modes_h): Don't
18325 2007-06-06 Zdenek Dvorak <dvorakz@suse.cz>
18327 * haifa-sched.c (restore_bb_notes): Clear bb field of the notes
18328 emited outside of basic block.
18329 * cfgbuild.c (find_bb_boundaries): Clear bb field for insns between
18330 the created blocks.
18331 * rtl.h (delete_insn_chain): Declaration changed.
18332 * cfgrtl.c (delete_insn_chain): Add option to clear bb field for
18334 (rtl_delete_block, rtl_merge_blocks): Pass true to delete_insn_chain.
18335 (delete_insn_chain_and_edges, try_redirect_by_replacing_jump,
18336 rtl_tidy_fallthru_edge, cfg_layout_merge_blocks): Pass false
18337 to delete_insn_chain.
18338 (rtl_verify_flow_info_1): Verify that the insns in header and footer
18339 do not have bb field set.
18340 (rtl_verify_flow_info): Verify that insns between basic blocks do not
18342 * recog.c (peephole2_optimize): Add argument to delete_insn_chain call.
18343 * cfgcleanup.c (try_optimize_cfg): Ditto.
18345 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
18347 * lambda-code.c (struct lambda_lattice_s): Add a name to the struct.
18348 (lambda_body_vector_new): Use type safe memory macros.
18349 (lambda_linear_expression_new): Likewise.
18350 (lambda_loopnest_new): Likewise.
18351 (lambda_lattice_new): Likewise.
18352 (replace_uses_equiv_to_x_with_y): Cast according to the coding
18353 conventions. Use type safe memory macros.
18354 * lambda.h (struct lambda_trans_matrix_s): Add a name to the struct.
18355 (lambda_body_vector_s): Likewise.
18356 * lambda-mat.c (lambda_matrix_new): Use type safe memory macros.
18357 * lambda-trans.c (lambda_trans_matrix_new): Likewise.
18359 2007-06-06 Richard Guenther <rguenther@suse.de>
18361 * tree-ssa-forwprop.c (forward_propagate_into_cond): Return 2
18362 if we need to schedule cfg_cleanup.
18363 (tree_ssa_forward_propagate_single_use_vars): Do so.
18365 2007-06-06 Ian Lance Taylor <iant@google.com>
18367 * fold-const.c (merge_ranges): If range_successor or
18368 range_predecessor fail, just return 0.
18370 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
18372 PR tree-optimization/32216
18373 * tree-vectorizer.c (supportable_widening_operation): Determine
18374 signedness of FIX_TRUNC_EXPR from output operand.
18375 (supportable_narrowing_operation): Ditto.
18376 * tree-vect-generic.c (expand_vector_operations_1): Determine
18377 signedness of VEC_UNPACK_FLOAT_HI_EXPR and VEC_UNPACK_FLOAT_LO_EXPR
18378 from input operand.
18380 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
18382 * config/i386/i386.c (enum pta_flags): Move out of struct scope...
18383 (struct pta): ...from here. Change flags to unsigned to avoid
18384 excessive casting (as it is used as a bit mask).
18385 (override_options): Add casts according to the coding convenventions.
18386 (x86_64_elf_unique_section): Likewise.
18387 (examine_argument): Avoid using C++ keywords as variable names.
18388 (construct_container): Likewise.
18389 (legitimize_pic_address): Likewise.
18390 (get_dllimport_decl): Cast according to the coding conventions. Use
18391 type safe memory macros.
18392 (legitimize_address): Cast according to the coding conventions.
18393 (emit_i387_cw_initialization): Corrected the type of slot to enum
18395 (ix86_init_machine_status): Use type safe memory macros.
18396 (bdesc_pcmpestr): Use UNKNOWN instead of integer 0.
18397 (bdesc_pcmpistr): Likewise.
18398 (bdesc_crc32): Likewise.
18399 (bdesc_sse_3arg): Likewise.
18400 (bdesc_2arg): Likewise.
18401 (bdesc_1arg): Likewise.
18402 (ix86_expand_sse_pcmpestr): Cast according to the coding conventions.
18403 (ix86_expand_sse_pcmpistr): Likewise.
18404 (ix86_expand_vec_set_builtin): Use EXPAND_NORMAL instead of integer 0.
18405 (ix86_builtin_vectorized_function): Change the type of fn to unsigned
18406 int to match the langhook definition.
18407 (ix86_builtin_conversion): Change the type of code to unsigned init to
18408 match the langhook definition.
18409 (ix86_preferred_reload_class): Avoid using C++ keywords as variable
18411 (ix86_preferred_output_reload_class): Likewise.
18412 (ix86_cannot_change_mode_class): Likewise.
18413 (ix86_memory_move_cost): Likewise.
18414 (ix86_rtx_costs): Cast the outer_code parameter to enum rtx_code to
18415 avoid excessive casting later on.
18416 (x86_output_mi_thunk): Avoid using C++ keywords as variable names.
18418 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
18420 * config/i386/sse.md (sse4_2_pcmpestr_cconly): Prefer pcmpestrm
18421 as flags setting insn.
18422 (sse4_2_pcmpistr_cconly): Prefer pcmpistrm as flags setting insn.
18424 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
18426 * config/i386/i386.md (UNSPEC_ROUNDP, UNSPEC_ROUNDS): Remove.
18427 (UNSPEC_ROUND): New.
18428 ("sse4_1_round<mode>2"): New insn pattern.
18429 ("rint<mode>2"): Expand using "sse4_1_round<mode>2" pattern for
18431 ("floor<mode>2"): Rename from floordf2 and floorsf2. Macroize
18432 expander using SSEMODEF mode macro. Expand using
18433 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
18434 ("ceil<mode>2"): Rename from ceildf2 and ceilsf2. Macroize
18435 expander using SSEMODEF mode macro. Expand using
18436 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
18437 ("btrunc<mode>2"): Rename from btruncdf2 and btruncsf2. Macroize
18438 expander using SSEMODEF mode macro. Expand using
18439 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
18440 * config/i386/sse.md ("sse4_1_roundpd", "sse4_1_roundps"): Use
18441 UNSPEC_ROUND instead of UNSPEC_ROUNDP.
18442 ("sse4_1_roundsd", "sse4_1_roundss"): Use UNSPEC_ROUND instead of
18445 2007-06-06 Jan Sjodin <jan.sjodin@amd.com>
18446 Sebastian Pop <sebpop@gmail.com>
18448 * lambda.h (build_linear_expr): New.
18449 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression):
18450 Use build_linear_expr, call fold and force_gimple_operand.
18451 (lambda_loopnest_to_gcc_loopnest): Check that there is
18452 something to insert.
18453 * testsuite/gcc.dg/tree-ssa/ltrans-6.c: New.
18455 2007-06-05 Joerg Wunsch <j.gnu@uriah.heep.sax.de>
18457 PR preprocessor/23479
18458 * doc/extend.texi: Document the 0b-prefixed binary integer
18459 constant extension.
18461 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
18463 PR tree-optimization/32215
18464 * tree-vectorizer.c (supportable_widening_operation): Return false
18465 for unsupported FIX_TRUNC_EXPR tree code.
18466 (supportable_narrowing_operation): Ditto for FLOAT_EXPR tree code.
18468 2007-06-06 Nathan Froyd <froydnj@codesourcery.com>
18470 * config/rs6000/rs6000.h (FIXED_SCRATCH): Use r0 as a scratch
18471 register on SPE targets. Change documentation to reflect
18473 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
18474 Change FIXED_SCRATCH to 14 and document why we're keeping r14
18475 out of the register allocation pool.
18476 (rs6000_reg_live_or_pic_offset_p): New function.
18477 (rs6000_emit_prologue): Move the actual saving of LR up to free
18478 r0 for holding r11. Split saving of SPE 64-bit registers into
18479 its own case. Ensure that offsets will always be in-range for
18480 'evstdd' by using r11 as a scratch register to point at the start
18481 of the SPE save area. Save r11 if necessary, as it is the static
18483 (rs6000_emit_epilogue): Split restoring of SPE 64-bit registers
18484 into its own case. Ensure that offsets will always be in-range
18485 for 'evldd' by using r11 as a scratch register to point at the
18486 start of the SPE save area. Also adjust r11 when restoring
18487 the stack pointer to compensate for pre-loading r11.
18489 2007-06-05 Thomas Neumann <tneumann@users.sourceforge.net>
18491 * cfg.c (init_flow): Use type safe memory macros.
18492 (alloc_block): Likewise.
18493 (unchecked_make_edge): Likewise.
18494 (dump_flow_info): Avoid using C++ keywords as variable names.
18495 (copy_original_table_clear): Cast according to the coding conventions.
18496 (copy_original_table_set): Likewise.
18497 * cfgexpand (label_rtx_for_bb): Likewise.
18498 (expand_gimple_basic_block): Likewise.
18499 * cfghooks.c (dump_bb): Likewise.
18500 (lv_adjust_loop_header_phi): Avoid using C++ keywords as
18502 (lv_add_condition_to_bb): Likewise.
18503 * cfglayout (relink_block_chain): Cast according to the coding
18505 (fixup_reorder_chain): Likewise.
18506 (fixup_fallthru_exit_predecessor): Likewise.
18507 * cfgloop.c (glb_enum_p): Likewise.
18508 (get_exit_description): Likewise.
18509 (dump_recorded_exit): Likewise.
18510 * cfgloop.h (enum loop_estimation): Move out of struct scope...
18511 (struct loop): ... from here.
18512 * cfgloopmanip.c (rpe_enum_p): Cast according to the coding
18514 * cfgrtl.c (rtl_create_basic_block): Likewise.
18515 (rtl_split_block): Likewise.
18516 (rtl_dump_bb): Likewise.
18517 (cfg_layout_split_block): Likewise.
18518 (init_rtl_bb_info): Use typesafe memory macros.
18520 * graphds.h (struct graph_edge): Renamed edge to graph_edge.
18521 * graphds.h: Updated all usages of edge to graph_edge.
18522 * graphds.c: Likewise.
18523 * cfgloopanal.c: Likewise.
18525 2007-06-05 Ian Lance Taylor <iant@google.com>
18527 * tree-vrp.c (compare_values_warnv): Check TREE_NO_WARNING on a
18528 PLUS_EXPR or MINUS_EXPR node before setting *strict_overflow_p.
18529 (extract_range_from_assert): Set TREE_NO_WARNING when creating an
18531 (test_for_singularity): Likewise.
18533 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
18535 * config/i386/constraints.md ("Y2"): Replaced by ...
18537 * config/i386/i386.md: Likewise.
18538 * config/i386/mmx.md: Likewise.
18539 * config/i386/sse.md: Likewise.
18541 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
18543 * config/i386/constraints.md ("z"): Replaced by ...
18545 * config/i386/sse.md (sse4_1_blendvpd): Likewise.
18546 (sse4_1_blendvps): Likewise.
18547 (sse4_1_pblendvb): Likewise.
18548 (sse4_2_pcmpestr): Likewise.
18549 (sse4_2_pcmpestrm): Likewise.
18550 (sse4_2_pcmpestr_cconly): Likewise.
18551 (sse4_2_pcmpistr): Likewise.
18552 (sse4_2_pcmpistrm): Likewise.
18553 (sse4_2_pcmpistr_cconly): Likewise.
18555 2007-06-05 Razya Ladelsky <razya@il.ibm.com>
18557 * matrix-reorg.c (transform_access_sites): Fix computation.
18558 (transform_allocation_sites): Same.
18560 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
18562 * config/i386/i386.c (override_options): Use
18563 TARGET_SUBTARGET32_ISA_DEFAULT to select default ix86_isa_flags.
18565 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
18567 * config/i386/predicates.md (reg_not_xmm0_operand): New predicate.
18568 (nonimm_not_xmm0_operand): Ditto.
18569 * config/i386/sse.md ("sse4_1_blendvpd"): Use "reg_not_xmm0_operand"
18570 as operand[0] and operand[1] predicate. Use "nonimm_not_xmm0_operand"
18571 as operand[2] predicate. Require "z" class XMM register for
18572 operand[3]. Adjust asm template.
18573 ("sse4_1_blendvpd"): Ditto.
18574 ("sse4_1_pblendvb"): Ditto.
18575 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Do not
18576 force op2 into xmm0 register for variable blend instructions.
18578 2007-06-04 Tom Tromey <tromey@redhat.com>
18580 * c-tree.h (start_enum): Update.
18581 (build_enumerator): Likewise.
18582 * c-decl.c (enum_next_value): Removed.
18583 (enum_overflow): Likewise.
18584 (start_enum): Add c_enum_contents argument. Don't use globals.
18585 (build_enumerator): Likewise.
18586 * c-tree.h (struct c_enum_contents): New struct.
18588 2007-06-04 Tom Tromey <tromey@redhat.com>
18590 * c-common.c (c_common_get_alias_set): Fix indentation.
18592 2007-06-04 Ian Lance Taylor <iant@google.com>
18594 * tree-vrp.c (adjust_range_with_scev): When loop is not expected
18595 to overflow, reduce overflow infinity to regular infinity.
18596 (vrp_var_may_overflow): New static function.
18597 (vrp_visit_phi_node): Check vrp_var_may_overflow.
18599 2007-06-04 Kazu Hirata <kazu@codesourcery.com>
18601 * stor-layout.c (layout_type): Remove duplicate code.
18603 2007-06-04 Uros Bizjak <ubizjak@gmail.com>
18606 * c-common.c (c_define_builtins): Call targetm.init_builtins ()
18607 before build_common_builtin_nodes ().
18609 2007-06-04 Steve Ellcey <sje@cup.hp.com>
18612 * cfgrtl.c (rtl_verify_flow_info): Skip notes when looking for barrier.
18614 2007-06-04 Jan Hubicka <jh@suse.cz>
18616 * tree-predcom.c (replace_ref_with, initialize_root_vars_lm,
18617 reassociate_to_the_same_stmt): Call build_gimple_modify_stmt
18618 instead of _stat version.
18620 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
18622 PR tree-optimization/32194
18623 * tree-predcom.c (determine_offset): Check that both references have
18626 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
18628 * cfgloopmanip.c (remove_path, loopify, duplicate_loop_to_header_edge):
18629 Change dom_bbs to vector. Add argument to iterate_fix_dominators call.
18630 * loop-unroll.c (unroll_loop_runtime_iterations): Ditto.
18631 * tree-cfg.c (tree_duplicate_sese_region): Change doms to vector.
18632 Add argument to iterate_fix_dominators call.
18633 (remove_edge_and_dominated_blocks): Pass vector to bbs_to_fix_dom.
18634 * gcse.c (hoist_code): Change domby to vector.
18635 * cfghooks.c (make_forwarder_block): Change doms_to_fix to vector.
18636 Add argument to iterate_fix_dominators call.
18637 * loop-doloop.c (doloop_modify): Changed recount_dominator to
18638 recompute_dominator.
18639 * lambda-code.c (perfect_nestify): Ditto.
18640 * cfgloopanal.c: Include graphds.h.
18641 (struct edge, struct vertex, struct graph, dump_graph, new_graph,
18642 add_edge, dfs, for_each_edge, free_graph): Moved to graphds.c.
18643 (mark_irreducible_loops): Use graphds_scc. Remove argument from
18645 * graphds.c: New file.
18646 * graphds.h: New file.
18647 * dominance.c: Include vecprim.h, pointer-set.h and graphds.h.
18648 (get_dominated_by, get_dominated_by_region): Change return type to
18650 (verify_dominators): Recompute all dominators and compare the results.
18651 (recount_dominator): Renamed to ...
18652 (recompute_dominator): ... this. Do not check that the block is
18653 dominated by entry.
18654 (iterate_fix_dominators): Reimplemented.
18655 (prune_bbs_to_update_dominators, root_of_dom_tree,
18656 determine_dominators_for_sons): New functions.
18657 * et-forest.c (et_root): New function.
18658 * et-forest.h (et_root): Declare.
18659 * Makefile.in (graphds.o): Add.
18660 (cfgloopanal.o): Add graphds.h dependency.
18661 (dominance.o): Add graphds.h, vecprim.h and pointer-set.h dependency.
18662 * basic-block.h (get_dominated_by, get_dominated_by_region,
18663 iterate_fix_dominators): Declaration changed.
18664 (recount_dominator): Renamed to ...
18665 (recompute_dominator): ... this.
18666 * tree-ssa-threadupdate.c (thread_block): Free dominance info.
18667 (thread_through_all_blocks): Do not free dominance info.
18669 2007-06-03 Andreas Schwab <schwab@suse.de>
18671 * config/m68k/m68k.c (override_options): Don't override
18673 * config/m68k/m68k-modes.def (SF, DF): Define to use
18674 motorola_single_format and motorola_double_format, resp.
18675 * real.c (motorola_single_format): Renamed from
18676 coldfire_single_format.
18677 (motorola_double_format): Renamed from coldfire_double_format.
18678 (encode_ieee_extended): Generate a proper canonical NaN image
18679 respecting canonical_nan_lsbs_set.
18680 (ieee_extended_motorola_format): Set canonical_nan_lsbs_set to
18682 * real.h: Adjust declarations.
18684 2007-06-03 Kaz Kojima <kkojima@gcc.gnu.org>
18687 * config/sh/sh.md (symGOT_load): Don't schedule insns when
18688 the symbol is generated with the stack protector.
18690 2007-06-03 Kazu Hirata <kazu@codesourcery.com>
18692 * config/m68k/m68k.c (m68k_attribute_table): Add "interrupt".
18693 (m68k_get_function_kind): Return m68k_fk_interrupt_handler on
18695 * doc/extend.texi (interrupt): Mention m68k.
18697 2007-06-02 Uros Bizjak <ubizjak@gmail.com>
18699 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Call
18700 safe_vector_operand() if input operand is VECTOR_MODE_P operand.
18701 (ix86_expand_sse_pcmpestr): Do not check operands for
18702 "register_operand", when insn operand predicate is "register_operand".
18703 (ix86_expand_sse_pcmpistr): Ditto.
18705 2007-06-02 H.J. Lu <hongjiu.lu@intel.com>
18706 Uros Bizjak <ubizjak@gmail.com>
18708 * config/i386/i386.h (enum reg_class) [SSE_FIRST_REG]: New.
18709 (SSE_CLASS_P): Use reg_class_subset_p between SSE_REGS.
18710 (REG_CLASS_NAMES): Add "FIRST_SSE_REG" string.
18711 (REG_CLASS_CONTENTS): Add members of FIRST_SSE_REG class.
18712 * config/i386/constraints.md ("z"): New register constraint
18713 for members of SSE_FIRST_REG class.
18714 * config/i386/i386-modes.def (CCA, CCC, CCO, CCS): New compare modes.
18715 * config/i386/i386.c (regclass_map): Change class of %xmm0 to
18716 SSE_FIRST_REG class.
18717 (put_condition_code) [EQ, NE]: Output suffixes for new compare modes.
18718 (ix86_cc_modes_compatible): Handle CCA, CCC, CCO and CCS modes.
18719 (IX86_BUILTIN_PCMPESTRI128): New for SSE4.2.
18720 (IX86_BUILTIN_PCMPESTRM128): Likewise.
18721 (IX86_BUILTIN_PCMPESTRA128): Likewise.
18722 (IX86_BUILTIN_PCMPESTRC128): Likewise.
18723 (IX86_BUILTIN_PCMPESTRO128): Likewise.
18724 (IX86_BUILTIN_PCMPESTRS128): Likewise.
18725 (IX86_BUILTIN_PCMPESTRZ128): Likewise.
18726 (IX86_BUILTIN_PCMPISTRI128): Likewise.
18727 (IX86_BUILTIN_PCMPISTRM128): Likewise.
18728 (IX86_BUILTIN_PCMPISTRA128): Likewise.
18729 (IX86_BUILTIN_PCMPISTRC128): Likewise.
18730 (IX86_BUILTIN_PCMPISTRO128): Likewise.
18731 (IX86_BUILTIN_PCMPISTRS128): Likewise.
18732 (IX86_BUILTIN_PCMPISTRZ128): Likewise.
18733 (struct builtin_description): Change "flag" field to unsigned.
18734 (bdesc_pcmpestr): New builtin description table.
18735 (bdesc_pcmpistr): Likewise.
18736 (ix86_init_mmx_sse_builtins): Define int_ftype_v16qi_int_v16qi_int_int,
18737 v16qi_ftype_v16qi_int_v16qi_int_int and int_ftype_v16qi_v16qi_int.
18738 Initialize pcmp[ei]str[im] insns for SSE4.2.
18739 (ix86_expand_sse_pcmpestr): New subroutine of ix86_expand_builtin.
18740 (ix86_expand_sse_pcmpistr): Likewise.
18741 (ix86_expand_builtin): Expand pcmp[ei]str[im] builtins for SSE4.2.
18742 * config/i386/i386.md (UNSPEC_PCMPESTR): New for SSE4.2.
18743 (UNSPEC_PCMPISTR): Likewise.
18744 * config/i386/sse.md (sse4_2_pcmpestr): New insn patern and splitter.
18745 (sse4_2_pcmpestri):New isns pattern.
18746 (sse4_2_pcmpestrm): Likewise.
18747 (sse4_2_pcmpestr_cconly): Likewise.
18748 (sse4_2_pcmpistr): New insn patern and splitter.
18749 (sse4_2_pcmpistri):New isns pattern.
18750 (sse4_2_pcmpistrm): Likewise.
18751 (sse4_2_pcmpistr_cconly): Likewise.
18752 * config/i386/smmintrin.h: Enable pcmp[ei]str[im] intrinsics
18755 2007-06-01 David Daney <ddaney@avtrex.com>
18757 * config/mips/mips.c (mips_output_mi_thunk): Only load gp if not
18758 LOADGP_ABSOLUTE and not binds_local_p.
18760 2007-06-01 Geoffrey Keating <geoffk@apple.com>
18762 * config/darwin.h (LINK_SPEC): Pass -fpie through to the linker.
18764 2007-06-01 Ian Lance Taylor <iant@google.com>
18766 * tree-vrp.c (compare_name_with_value): Always set
18767 used_strict_overflow if we get a result from the variable itself.
18769 2007-06-01 Ian Lance Taylor <iant@google.com>
18771 PR rtl-optimization/31455
18772 * lower-subreg.c (find_decomposable_subregs): Don't decompose
18773 subregs which have a cast between modes which are not tieable.
18775 2007-06-01 Uros Bizjak <ubizjak@gmail.com>
18777 * expr.c (force_operand) [DIV, MOD, UDIV, UMOD, ASHIFTRT]: Remove
18778 breaks after return statements.
18780 2007-06-01 Kaz Kojima <kkojima@gcc.gnu.org>
18782 * config/sh/sh.c (fpscr_set_from_mem): Call get_free_reg
18783 only after no_new_pseudos.
18785 2007-05-31 Eric Christopher <echristo@apple.com>
18787 * expr.c (convert_move): Assert that we don't have a BLKmode
18789 (store_expr): Handle BLKmode moves by calling emit_block_move.
18791 2007-05-31 Daniel Berlin <dberlin@dberlin.org>
18793 * c-typeck.c (build_indirect_ref): Include type in error message.
18794 (build_binary_op): Pass types to binary_op_error.
18795 * c-common.c (binary_op_error): Take two type arguments, print out
18797 * c-common.h (binary_op_error): Update prototype.
18799 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
18801 * config/i386/i386.c: Correct coments on -mno-sse4.
18803 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
18805 * config.gcc (i[34567]86-*-*): Add nmmintrin.h to extra_headers.
18806 (x86_64-*-*): Likewise.
18807 * config/i386/i386.c (OPTION_MASK_ISA_MMX_UNSET): New.
18808 (OPTION_MASK_ISA_3DNOW_UNSET): Likewise.
18809 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
18810 (OPTION_MASK_ISA_SSE2_UNSET): Likewise.
18811 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
18812 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
18813 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
18814 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
18815 (OPTION_MASK_ISA_SSE4): Likewise.
18816 (OPTION_MASK_ISA_SSE4_UNSET): Likewise.
18817 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
18818 (ix86_handle_option): Use OPTION_MASK_ISA_*_UNSET. Handle SSE4.2.
18819 (override_options): Support SSE4.2.
18820 (ix86_build_const_vector): Support SImode and DImode.
18821 (ix86_build_signbit_mask): Likewise.
18822 (ix86_expand_int_vcond): Support V2DImode.
18823 (IX86_BUILTIN_CRC32QI): New for SSE4.2.
18824 (IX86_BUILTIN_CRC32HI): Likewise.
18825 (IX86_BUILTIN_CRC32SI): Likewise.
18826 (IX86_BUILTIN_CRC32DI): Likewise.
18827 (IX86_BUILTIN_PCMPGTQ): Likewise.
18828 (bdesc_crc32): Likewise.
18829 (bdesc_sse_3arg): Likewise.
18830 (ix86_expand_crc32): Likewise.
18831 (ix86_init_mmx_sse_builtins): Support SSE4.2.
18832 (ix86_expand_builtin): Likewise.
18833 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
18834 __SSE4_2__ for -msse4.2.
18835 * config/i386/i386.md (UNSPEC_CRC32): New for SSE4.2.
18836 (CRC32MODE): Likewise.
18837 (crc32modesuffix): Likewise.
18838 (crc32modeconstraint): Likewise.
18839 (sse4_2_crc32<mode>): Likewise.
18840 (sse4_2_crc32di): Likewise.
18841 * config/i386/i386.opt (msse4.2): New for SSE4.2.
18843 * config/i386/nmmintrin.h: New. The dummy SSE4.2 intrinsic header file.
18844 * config/i386/smmintrin.h: Add SSE4.2 intrinsics.
18845 * config/i386/sse.md (sse4_2_gtv2di3): New pattern for SSE4.2.
18846 (vcond<mode>): Use SSEMODEI instead of SSEMODE124.
18847 (vcondu<mode>): Likewise.
18848 * doc/extend.texi: Document SSE4.2 built-in functions.
18849 * doc/invoke.texi: Document -msse4.2/-msse4.
18851 2007-05-31 Zdenek Dvorak <dvorakz@suse.cz>
18853 PR tree-optimization/32160
18854 * tree-predcom.c (predcom_tmp_var): New function. Mark created
18855 variable as gimple reg.
18856 (initialize_root_vars, initialize_root_vars_lm): Use predcom_tmp_var.
18858 2007-05-31 Kazu Hirata <kazu@codesourcery.com>
18860 * gcc.c (main): Don't consider linker options when issuing the
18861 warning about a linker input file not being used.
18863 2007-05-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18865 * tree-vrp.c (compare_names): Initialize sop.
18867 2007-05-30 Dirk Mueller <dmueller@suse.de>
18869 * cgraphunit.c (cgraph_analyze_function): Remove
18870 computation of inline parameters.
18872 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
18874 * config/i386/darwin.h (TARGET_SUBTARGET_DEFAULT): Undef before define.
18876 2007-05-30 Richard Sandiford <richard@codesourcery.com>
18878 * config.gcc (arm-wrs-vxworks): Remove dbxelf.h from tm_file.
18879 Add vx-common.h. Include vxworks.h between vx-common.h and
18881 * config/vx-common.h (DWARF2_UNWIND_INFO): Undefine before
18883 * config/vxworks.h (TARGET_ASM_CONSTRUCTOR): Likewise.
18884 (TARGET_ASM_DESTRUCTOR): Likewise.
18885 * config/arm/vxworks.h (TARGET_OS_CPP_BUILTINS): Check arm_arch_xscale
18886 instead of arm_is_xscale. Use VXWORKS_OS_CPP_BUILTINS.
18887 (OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
18888 (CC1_SPEC): Add -tstrongarm. Line up backslashes.
18889 (VXWORKS_ENDIAN_SPEC): Define.
18890 (ASM_SPEC): Add VXWORKS_ENDIAN_SPEC.
18891 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine to their
18892 VXWORKS_* equivalents.
18893 (LINK_SPEC): Likewise, but add VXWORKS_ENDIAN_SPEC.
18894 (ASM_FILE_START): Delete.
18895 (TARGET_VERSION): Reformat.
18896 (FPUTYPE_DEFAULT, FUNCTION_PROFILER): Define.
18897 (DEFAULT_STRUCTURE_SIZE_BOUNDARY): Define.
18898 * config/arm/t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Define.
18899 (FPBIT, DPBIT): Define.
18900 (fp-bit.c, dp-bit.c): New rules.
18901 (MULTILIB_OPTIONS): Add strongarm, -mrtp and -mrtp/-fPIC multilibs.
18902 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Define.
18903 * config/arm/arm-protos.h (arm_emit_call_insn): Declare.
18904 * config/arm/arm.h: Include vxworks-dummy.h.
18905 * config/arm/arm.c (arm_elf_asm_constructor, arm_elf_asm_destructor):
18906 Mark with ATTRIBUTE_UNUSED.
18907 (arm_override_options): Do not allow VxWorks RTP PIC to be used
18908 for Thumb. Force r9 to be the PIC register for VxWorks RTPs and
18909 make it incompatible with -msingle-pic-base.
18910 (arm_function_ok_for_sibcall): Return false for calls that might
18911 go through a VxWorks PIC PLT entry.
18912 (require_pic_register): New function, split out from...
18913 (legitimize_pic_address): ...here. Do not use GOTOFF accesses
18915 (arm_load_pic_register): Handle the VxWorks RTP initialization
18916 sequence. Use pic_reg as a shorthand for cfun->machine->pic_reg.
18917 (arm_emit_call_insn): New function.
18918 (arm_assemble_integer): Do not use GOTOFF accesses for VxWorks RTP.
18919 * config/arm/arm.md (UNSPEC_PIC_OFFSET): New unspec number.
18920 (pic_offset_arm): New pattern.
18921 (call, call_value): Use arm_emit_call_insn.
18922 (call_internal, call_value_internal): New expanders.
18923 * config/arm/lib1funcs.asm (__PLT__): Define to empty for
18924 VxWorks unless __PIC__.
18926 2007-05-30 Eric Christopher <echristo@gmail.com>
18928 * genrecog.c: Include regs.h in generated file.
18929 * genemit.c: Ditto. Fix up formatting.
18930 * config/mn10300/constraints.md: New.
18931 * config/mn10300/mn10300.md: Include.
18932 * config/mn10300/mn10300.c(mn10300_secondary_reload_class):
18933 Fix up for removed macro.
18934 * config/mn10300/predicates.md (call_address_operand): Ditto.
18935 * config/mn10300/mn10300.h (REG_CLASS_FROM_LETTER): Delete.
18936 (CONST_OK_FOR_I): Ditto.
18937 (CONST_OK_FOR_J): Ditto.
18938 (CONST_OK_FOR_K): Ditto.
18939 (CONST_OK_FOR_L): Ditto.
18940 (CONST_OK_FOR_M): Ditto.
18941 (CONST_OK_FOR_N): Ditto.
18942 (CONST_DOUBLE_OK_FOR_LETTER_P): Ditto.
18946 (EXTRA_CONSTRAINT): Ditto.
18948 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
18950 * config/i386/i386.h (MASK_64BIT, MASK_MMX, MASK_3DNOW*, MASK_SSE*):
18952 * config/i386/biarch.h (TARGET_64BIT_DEFAULT): Define to
18953 OPTION_MASK_ISA_64BIT.
18954 * config/i386/i386.c: Rename MASK_* macros to OPTION_MASK_ISA_*.
18956 2007-05-30 Richard Guenther <rguenther@suse.de>
18958 PR middle-end/32152
18959 * gimplify.c (gimplify_omp_atomic_pipeline): Use correct
18960 types for comparison.
18961 * fold-const.c (fold_comparison): Call maybe_canonicalize_comparison
18962 with original typed arguments.
18963 * config/i386/i386.c (ix86_gimplify_va_arg): Fix type mismatches.
18965 2007-05-30 Jakub Jelinek <jakub@redhat.com>
18967 PR tree-optimization/31769
18968 * except.c (duplicate_eh_regions): Clear prev_try if
18969 ERT_MUST_NOT_THROW region is inside of ERT_TRY region.
18971 2007-05-30 Zdenek Dvorak <dvorakz@suse.cz>
18973 * tree-scalar-evolution.c (scev_const_prop): Do not create labels.
18974 * tree-ssa-sink.c (statement_sink_location): Return basic block and
18975 bsi of the location where statements should be inserted.
18976 (sink_code_in_bb): Take bsi from statement_sink_location.
18977 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Use bsi_after_labels
18978 instead of bsi_start.
18979 * tree-profile.c (tree_gen_ic_func_profiler): Pass BSI_NEW_STMT to
18981 * tree-cfg.c (bsi_move_after): Pass BSI_NEW_STMT to bsi_insert_after.
18982 (bsi_move_before): Document inconsistency with bsi_move_after.
18983 (tree_redirect_edge_and_branch): Do not create labels if not necessary.
18985 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
18987 * config/i386/i386.h (TARGET_ABM): New define.
18988 (TARGET_POPCNT): Ditto.
18989 (TARGET_64BIT, TARGET_MMX, TARGET_3DNOW, TARGET_3DNOW_A, TARGET_SSE*):
18990 New temporary defines to redefine from OPTION_ISA_* defines.
18991 (MASK_64BIT, MASK_MMX, MASK_3DNOW, MASK_3DNOW_A, MASK_SSE*):
18992 New temporary defines to redefine from OPTION_MASK_ISA_* defines.
18993 (ix86_isa_flags): New extern int declaration.
18994 (TARGET_SUBTARGET_DEFAULT): New define.
18995 (TARGET_SUBTARGET_ISA_DEFAULT): Ditto.
18996 (TARGET_SUBTARGET32_DEFAULT): Ditto.
18997 (TARGET_SUBTARGET32_ISA_DEFAULT): Ditto.
18998 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
18999 * config/i386/unix.h: Undef TARGET_SUBTARGET_DEFAULT before define.
19000 * config/i386/darwin.h: Change TARGET_64BIT define to
19003 * config/i386/i386.opt (m3dnowa): Define as undocumented option
19004 using existing "ix86_isa_flags" varible.
19005 (m32, m64): Use existing "ix86_isa_flags" variable.
19006 (mmmx, m3dnow): Ditto.
19007 (msse, msse2, msse3, mssse3, msse4.1, msse4a): Ditto.
19008 (mabm): Define as non-negative option using "x86_abm" variable.
19009 (mpopcnt): Define as non-negative option using "x86_popcnt" variable.
19011 * config/i386/i386.c (ix86_arch_features) [X86_ARCH_CMOVE]:
19012 Rewrite feature test bitmap.
19013 (ix86_isa_flags): New initialized global int varible.
19014 (ix86_isa_flags_explicit): New static int variable.
19015 (ix86_handle_option): Set "ix86_isa_flags_explicit" when mmmx, m3dnow,
19016 msse, msse2, msse3, msse4.1 and msse4a option is processed. Change
19017 i86_isa_flags and ix86_isa_flags_explicit, not target_flags and
19018 target_flags_explicit.
19019 (override_options): Remove "target_enable" and "target_disable" fields
19020 from "struct ptt". Update processor_target_table accordingly. Remove
19021 PTA_PREFETCH_SSE from processor_alias_table entry if PTE_SSE is
19022 defined and rearrange PTA_* bits. Use "ix86_isa_flags" instead of
19023 "target_flags" and "ix86_isa_flags_explicit" instead of
19024 "target_flags_explicit" when masked with MASK_64BIT, MASK_MMX,
19025 MASK_3DNOW, MASK_3DNOW_A or MASK_SSE*. Set "x86_abm" to true when
19026 PTA_ABM is set in processor_alias_table flags entry. Set "x86_popcnt"
19027 to true when either of PTA_POPCNT or PTA_ABM is set in
19028 processor_alias_table flags entry. Set "x86_prefetch_sse" to true
19029 when either of PTA_PREFETCH_SSE or PTA_SSE is set in
19030 processor_alias_table flags entry. Remove handling of
19031 "target_enable" and "target_disable" fields of processor_target_table.
19032 Mask "target_flags" with TARGET_SUBTARGET32_DEFAULT for 32-bit
19033 targets or with TARGET_SUBTARGET64_DEFAULT for 64-bit targets.
19034 Mask "ix86_isa_flags" with TARGET_SUBTARGET32_ISA_DEFAULT for 32-bit
19035 targets or with TARGET_SUBTARGET64_ISA_DEFAULT for 64-bit targets.
19036 (def_builtin): Mask "mask" variable with "ix86_isa_flags", not
19038 (TARGET_DEFAULT_TARGET_FLAGS): Do not include TARGET_64BIT_DEFAULT.
19040 2007-05-29 David Daney <ddaney@avtrex.com>
19043 * config/mips/mips.c (mips_output_mi_thunk): Emit
19044 NOTE_INSN_PROLOGUE_END at beginning of the thunk.
19046 2007-05-29 Hui-May Chang <hm.chang@apple.com>
19047 * config/i386/i386.c (ix86_function_regparm): Added checking of
19048 ix86_force_align_arg_pointer to determine the number of
19049 register parameters.
19051 2007-05-29 Zdenek Dvorak <dvorakz@suse.cz>
19053 * tree-vectorizer.h (DR_MISALIGNMENT): Cast aux to integer.
19054 (SET_DR_MISALIGNMENT): New.
19055 * tree-vect-analyze.c (vect_compute_data_ref_alignment,
19056 vect_update_misalignment_for_peel, vect_enhance_data_refs_alignment):
19057 Use SET_DR_MISALIGNMENT.
19058 * tree-predcom.c (split_data_refs_to_components): Cast dr->aux from
19060 * tree-data-ref.c (create_data_ref, compute_all_dependences,
19061 find_loop_nest): Export.
19062 * tree-data-ref.h (struct data_reference): Change aux field to pointer.
19063 (create_data_ref, compute_all_dependences, find_loop_nest): Declare.
19064 * tree-ssa-loop-prefetch.c: Include tree-data-ref.h.
19065 (L1_CACHE_SIZE_BYTES, L2_CACHE_SIZE_BYTES, NONTEMPORAL_FRACTION):
19067 (struct mem_ref): Add field reuse_distance.
19068 (find_or_create_group, record_ref): Use XNEW instead of xcalloc.
19069 Initialize reuse_distance field.
19070 (issue_prefetch_ref): Select temporality of prefetch according to
19072 (volume_of_references, volume_of_dist_vector, add_subscript_strides,
19073 self_reuse_distance, determine_loop_nest_reuse): New functions.
19074 (loop_prefetch_arrays): Call determine_loop_nest_reuse.
19075 (tree_ssa_prefetch_arrays): Dump L2 cache size.
19076 * Makefile.in (tree-ssa-loop-prefetch.o): Add TREE_DATA_REF_H
19079 2007-05-29 Daniel Berlin <dberlin@dberlin.org>
19081 * tree-ssa-alias.c: Add aliasing overview.
19083 2007-05-29 Zuxy Meng <zuxy.meng@gmail.com>
19084 Danny Smith <dannysmith@users.sourceforge.net>
19087 * config/i386/t-crtfm: Compile crtfastmath.o with
19088 -minline-all-stringops.
19089 * config/i386/cygwin.h (ENDFILE_SPECS): Add crtfastmath.o.
19090 * config/i386/mingw32.h (ENDFILE_SPECS): Add crtfastmath.o.
19092 2007-05-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
19094 * doc/md.texi: Document constraints on HP PA-RISC.
19096 * pa/constraints.md: New file.
19097 * pa.md: Include constraints.md.
19098 * pa.c (cint_ok_for_move): Avoid using CONST_OK_FOR_LETTER_P.
19099 (integer_store_memory_operand, ldil_cint_p): New functions.
19100 * pa-protos.h (integer_store_memory_operand, ldil_cint_p): Declare.
19101 * pa.h (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
19102 IS_RELOADING_PSEUDO_P, EXTRA_CONSTRAINT): Remove.
19103 * pa32-regs.h (REG_CLASS_FROM_LETTER): Remove.
19104 * pa64-regs.h (REG_CLASS_FROM_LETTER): Remove.
19106 2007-05-28 Andrew Pinski <Andrew_pinski@playstation.sony.com>
19109 * c-typeck.c (build_unary_op <case PREINCREMENT_EXPR,
19110 case POSTINCREMENT_EXPR, case PREDECREMENT_EXPR,
19111 case POSTDECREMENT_EXPR>): Return the error_mark_node
19112 if either the real or imaginary parts would an
19115 2007-05-28 Daniel Berlin <dberlin@dberlin.org>
19117 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Release LHS SSA
19118 name when we remove it from a call.
19120 2007-05-28 Kazu Hirata <kazu@codesourcery.com>
19122 * targhooks.c (default_narrow_bitfield): Remove.
19123 * targhooks.h: Remove the prototype for
19124 default_narrow_bitfield.
19126 * langhooks-def.h: Remove the prototype for
19127 hook_get_alias_set_0.
19128 * langhooks.c (hook_get_alias_set_0): Remove.
19130 * global.c (EXECUTE_IF_CONFLICT): Remove.
19132 2007-05-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
19135 * fold-const.c (tree_expr_nonnegative_warnv_p): Don't
19136 return true when truth_value_p is true and the type
19139 2007-05-28 Gerald Pfeifer <gerald@pfeifer.com>
19141 * doc/install.texi (Prerequisites): We no longer require Autoconf
19142 2.13 for the top-level.
19144 2007-05-28 Uros Bizjak <ubizjak@gmail.com>
19146 * target/i386/i386.c (ix86_expand_vector_move): Expand unaligned
19147 memory access via x86_expand_vector_move_misalign() only for
19148 TImode values on 32-bit targets.
19150 2007-05-28 Razya Ladelsky <razya@il.ibm.com>
19152 * matrix-reorg.c: New file. Implement matrix flattening and
19153 transposing optimization.
19154 * tree-pass.h: Add matrix reorg pass.
19155 * common.opt: Add fipa-mreorg flag.
19156 * Makefile.in: Add matrix-reorg.c.
19157 * passes.c: Add matrix reorg pass.
19158 * varpool.c (add_new_static_var): New function.
19159 * cgraph.h (add_new_static_var): Declare.
19161 2007-05-27 Eric Christopher <echristo@apple.com>
19163 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update
19164 sp_offset depending on stack size. Save r12 depending
19165 on registers we're saving later.
19166 (rs6000_emit_epilogue): Update sp_offset depending only
19169 2007-05-27 Zdenek Dvorak <dvorakz@suse.cz>
19171 * tree-vrp.c (execute_vrp): Do not check whether current_loops == NULL.
19172 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
19173 * ifcvt.c (if_convert): Ditto.
19174 * tree-ssa-threadupdate.c (thread_block): Ditto.
19175 (thread_through_all_blocks): Ditto. Assert that loops were analysed.
19176 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa,
19177 verify_loop_closed_ssa): Check number_of_loops instead of
19179 * predict.c (tree_estimate_probability): Ditto.
19180 * tree-if-conv.c (main_tree_if_conversion): Ditto.
19181 * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
19182 * modulo-sched.c (sms_schedule): Ditto.
19183 * tree-scalar-evolution.c (scev_const_prop): Ditto.
19184 (scev_finalize): Do not do anything if scev analysis was not
19186 * cfgloopanal.c (mark_irreducible_loops): Do not check whether
19187 current_loops == NULL.
19188 (mark_loop_exit_edges): Check number_of_loops instead of current_loops.
19189 * loop-init.c (loop_optimizer_init): Do not free current_loops when
19190 there are no loops.
19191 (loop_optimizer_finalize): Assert that loops were analyzed.
19192 (rtl_move_loop_invariants, rtl_unswitch, rtl_unroll_and_peel_loops,
19193 rtl_doloop): Check number_of_loops instead of current_loops.
19194 * tree-ssa-loop.c (tree_loop_optimizer_init): Do not check whether
19195 current_loops == NULL.
19196 (tree_ssa_loop_init, tree_ssa_loop_im, tree_ssa_loop_unswitch,
19197 gate_tree_vectorize tree_linear_transform, check_data_deps,
19198 tree_ssa_loop_ivcanon, tree_ssa_empty_loop, tree_ssa_loop_bounds,
19199 tree_complete_unroll, tree_ssa_loop_prefetch, tree_ssa_loop_ivopts):
19200 Check number_of_loops instead of current_loops.
19201 (tree_ssa_loop_done): Do not check whether current_loops == NULL.
19202 * tree-ssa-pre.c (fini_pre): Do not take do_fre argument. Always
19203 free loops if available.
19204 (execute_pre): Do not pass do_fre to fini_pre.
19206 2007-05-27 Tobias Burnus <burnus@net-b.de>
19208 PR middle-end/32083
19209 * real.c (mpfr_from_real): Fix sign of -Inf.
19211 2007-05-27 H.J. Lu <hongjiu.lu@intel.com>
19213 * tree-vect-transform.c (vectorizable_conversion): Initialize
19214 tree_code variables to ERROR_MARK.
19215 (vectorizable_type_demotion): Likewise.
19216 (vectorizable_type_promotion): Likewise.
19218 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
19221 * config/i386/i386.md (movti): Handle push operands via
19222 ix86_expand_push().
19224 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
19226 * basic-block.h: Remove the prototype for merge_seq_blocks.
19227 * cfgcleanup.c (merge_seq_blocks): Remove.
19229 * tree-flow.h: Remove the prototype for is_aliased_with.
19230 * tree-ssa-alias.c (is_aliased_with): Remove.
19232 2007-05-26 H.J. Lu <hongjiu.lu@intel.com>
19234 * config/i386/i386-protos.h (ix86_expand_sse4_unpack): New.
19236 * config/i386/i386.c (ix86_expand_sse4_unpack): New.
19238 * config/i386/sse.md (vec_unpacku_hi_v16qi): Call
19239 ix86_expand_sse4_unpack if SSE4.1 is enabled.
19240 (vec_unpacks_hi_v16qi): Likewise.
19241 (vec_unpacku_lo_v16qi): Likewise.
19242 (vec_unpacks_lo_v16qi): Likewise.
19243 (vec_unpacku_hi_v8hi): Likewise.
19244 (vec_unpacks_hi_v8hi): Likewise.
19245 (vec_unpacku_lo_v8hi): Likewise.
19246 (vec_unpacks_lo_v8hi): Likewise.
19247 (vec_unpacku_hi_v4si): Likewise.
19248 (vec_unpacks_hi_v4si): Likewise.
19249 (vec_unpacku_lo_v4si): Likewise.
19250 (vec_unpacks_lo_v4si): Likewise.
19252 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
19254 * c-typeck.c, config/arm/arm.c, config/darwin.c,
19255 config/sh/symbian.c, gcc.c, ipa-cp.c, ipa-inline.c, loop-iv.c,
19256 omega.c, tree-ssa-loop-niter.c, treestruct.def: Fix typos and
19257 follow spelling conventions in various
19258 warning/error/diagnostic messages.
19260 * config/i386/i386.c, config/pa/pa.c, config/spu/spu.c,
19261 df-problems.c, df-scan.c, domwalk.c, ebitmap.c, ebitmap.h,
19262 fold-const.c, gcc.c, ipa-type-escape.c, omega.c, omega.h,
19263 tree-ssa-coalesce.c, tree-ssa-live.c, tree-ssa-structalias.c,
19264 tree-vrp.c: Fix comment typos. Follow spelling conventions.
19265 * doc/tm.texi: Follow spelling conventions.
19267 2007-05-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
19270 * tree-ssa-forwprop.c
19271 (forward_propagate_addr_into_variable_array_index): Remove
19272 the lhs argument. Use the type of def_rhs instead of lhs.
19273 (forward_propagate_addr_expr_1): Update use of
19274 forward_propagate_addr_into_variable_array_index.
19276 2007-05-25 Sandra Loosemore <sandra@codesourcery.com>
19277 Nigel Stephens <nigel@mips.com>
19279 * config/mips/mips.c (mips_attribute_table): Add "near" and "far"
19280 function attributes, "far" being an alias for "long_call".
19281 (TARGET_COMP_TYPE_ATTRIBUTES): Define as mips_comp_type_attributes.
19282 (mips_near_type_p, mips_far_type_p): New.
19283 (mips_comp_type_attributes): New function to check that attributes
19284 attached to a function type are compatible.
19285 (mips_output_mi_thunk): Test SYMBOL_REF_LONG_CALL_P() rather than
19286 TARGET_LONG_CALLS when deciding whether we can do a direct sibcall
19287 to the target function of the thunk.
19288 (mips_encode_section_info): Check for "near" and "far" function
19289 attributes, and always set the SYMBOL_FLAG_LONG_CALL bit explicitly.
19291 * config/mips/predicates.md (const_call_insn_operand): Test only
19292 SYMBOL_REF_LONG_CALL_P() and not TARGET_LONG_CALLS.
19294 * doc/extend.texi (Function Attributes): Document MIPS "near" and
19297 * testsuite/gcc.target/mips/near-far-1.c: New test case.
19298 * testsuite/gcc.target/mips/near-far-2.c: New test case.
19299 * testsuite/gcc.target/mips/near-far-3.c: New test case.
19300 * testsuite/gcc.target/mips/near-far-4.c: New test case.
19302 2007-05-25 Eric Christopher <echristo@apple.com>
19304 * config.gcc: Add i386/t-fprules-softfp64 and soft-fp/t-softfp
19305 to x86-darwin configurations.
19306 * config/i386/t-darwin: Add softfp support.
19307 * config/i386/t-darwin64: Ditto.
19308 * config/i386/sfp-machine.h: If mach then don't use
19309 aliasing, emit a stub to call.
19311 2007-05-25 Kazu Hirata <kazu@codesourcery.com>
19313 * cfglayout.c, cgraphunit.c, config/avr/avr.c, fold-const.c,
19314 haifa-sched.c, optabs.h, tree-affine.c, tree-data-ref.c,
19315 tree-predcom.c, tree-ssa-alias-warnings.c,
19316 tree-ssa-forwprop.c, tree-vect-analyze.c, tree-vrp.c: Fix
19317 comment typos. Follow spelling conventions.
19318 * doc/cpp.texi, doc/invoke.texi: Fix typos.
19320 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
19323 * target/i386/i386.c (ix86_expand_vector_move): Force SUBREGs of
19324 constants into memory. Expand unaligned memory references for
19325 SSE modes via x86_expand_vector_move_misalign() function.
19327 2007-05-25 Uros Bizjak <ubizjak@gmail.com>
19329 * config/i386/sse.md (*vec_extractv2di_1_sse2): Do not calculate
19330 "memory" attribute for "sseishft" type insn without operands[2].
19332 2007-05-25 Dirk Mueller <dmueller@suse.de>
19333 Marcus Meissner <meissner@suse.de>
19335 * doc/extend.texi (alloc_size): New attribute.
19336 * c-common.c (handle_alloc_size_attribute): New.
19337 * tree-object-size.c (alloc_object_size): Use alloc_size
19338 attribute, if available.
19340 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
19342 * config/i386/i386.c (__builtin_ia32_vec_ext_v2df): Mark it
19344 (__builtin_ia32_vec_ext_v2di): Likewise.
19345 (__builtin_ia32_vec_ext_v4si): Likewise.
19346 (__builtin_ia32_vec_ext_v8hi): Likewise.
19347 (__builtin_ia32_vec_ext_v16qi): Likewise.
19348 (__builtin_ia32_vec_set_v8hi): Likewise.
19350 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
19352 * config/i386/sse.md (*vec_extractv2di_1_sse2): Correct shift.
19354 2007-05-25 Richard Sandiford <richard@codesourcery.com>
19356 * config/arm/arm-protos.h (arm_encode_call_attribute): Delete.
19357 (arm_is_longcall_p): Rename to...
19358 (arm_is_long_call_p): ...this. Take a single tree argument and
19360 * config/arm/arm.h (CALL_SHORT, CALL_LONG, CALL_NORMAL): Delete.
19361 (CUMULATIVE_ARGS): Remove call_cookie.
19362 (SHORT_CALL_FLAG_CHAR, LONG_CALL_FLAG_CHAR, ENCODED_SHORT_CALL_ATTR_P)
19363 (ENCODED_LONG_CALL_ATTR_P): Delete.
19364 (ARM_NAME_ENCODING_LENGTHS): Remove SHORT_CALL_FLAG_CHAR and
19365 LONG_CALL_FLAG_CHAR cases.
19366 (ARM_DECLARE_FUNCTION_SIZE): Delete.
19367 * config/arm/elf.h (ASM_DECLARE_FUNCTION_SIZE): Don't use
19368 ARM_DECLARE_FUNCTION_SIZE.
19369 * config/arm/arm.c (arm_init_cumulative_args): Don't set call_cookie.
19370 (arm_function_arg): Return const0_rtx for VOIDmode arguments.
19371 (arm_encode_call_attribute, current_file_function_operand): Delete.
19372 (arm_function_in_section_p): New function.
19373 (arm_is_longcall_p): Rename to...
19374 (arm_is_long_call_p): ...this. Take the target function as a single
19375 argument and return a bool. Do not rely on call cookies. Check
19376 whether the target symbol is in the same section as the current
19377 function, not just the same compilation unit.
19378 (arm_function_ok_for_sibcall): Use arm_is_long_call_p.
19379 (arm_encode_section_info): Don't encode a call type.
19380 * config/arm/arm.md (call, call_value): Update calls to
19381 arm_is_long(_)call_p. Simplify logic.
19382 (*call_symbol, *call_value_symbol, *call_insn, *call_value_insn):
19383 Update calls to arm_is_long(_)call_p.
19385 2007-05-25 Richard Guenther <rguenther@suse.de>
19387 PR tree-optimization/31982
19388 * tree-ssa-forwprop.c
19389 (forward_propagate_addr_into_variable_array_index): Handle arrays
19390 with element size one.
19392 2007-05-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
19394 * config/spu/spu.md (smulsi3_highpart): Unshare the rtl chain.
19395 (umulsi3_highpart): Likewise.
19397 2007-05-24 Ian Lance Taylor <iant@google.com>
19399 PR rtl-optimization/32069
19400 * regclass.c (regclass): Don't crash if the entry in regno_reg_rtx
19403 2007-05-24 Ollie Wild <aaw@google.com>
19405 * doc/cpp.texi (Common Predefined Macros): Add __COUNTER__
19408 2007-05-24 Richard Sandiford <rsandifo@nildram.co.uk>
19410 * postreload-gcse.c (reg_changed_after_insn_p): New function.
19411 (oprs_unchanged_p): Use it to check all registers in a REG.
19412 (record_opr_changes): Look for clobbers in CALL_INSN_FUNCTION_USAGE.
19413 (reg_set_between_after_reload_p): Delete.
19414 (reg_used_between_after_reload_p): Likewise.
19415 (reg_set_or_used_since_bb_start): Likewise.
19416 (eliminate_partially_redundant_load): Use reg_changed_after_insn_p
19417 and reg_used_between_p instead of reg_set_or_used_since_bb_start.
19418 Use reg_set_between_p instead of reg_set_between_after_reload_p.
19419 * rtlanal.c (reg_set_p): Check whether REG overlaps
19420 regs_invalidated_by_call, rather than just checking the
19421 membership of REGNO (REG).
19423 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
19425 * doc/passes.texi: Document predictive commoning.
19426 * doc/invoke.texi (-fpredictive-commoning): Document.
19427 * opts.c (decode_options): Enable flag_predictive_commoning on -O3.
19428 * tree-ssa-loop-im.c (get_lsm_tmp_name): Export. Allow
19429 adding indices to the generated name.
19430 (schedule_sm): Pass 0 to get_lsm_tmp_name.
19431 * tree-ssa-loop-niter.c (stmt_dominates_stmt_p): Export.
19432 * tree-pretty-print.c (op_symbol_1): Renamed to ...
19433 (op_symbol_code): ... and exported.
19434 (dump_omp_clause, op_symbol): Use op_symbol_code
19435 instead of op_symbol_1.
19436 * tree-pass.h (pass_predcom): Declare.
19437 * timevar.def (TV_PREDCOM): New timevar.
19438 * tree-ssa-loop.c (run_tree_predictive_commoning,
19439 gate_tree_predictive_commoning, pass_predcom): New.
19440 * tree-data-ref.c (find_data_references_in_loop): Find the
19441 references in dominance order.
19442 (canonicalize_base_object_address): Ensure that the result has
19444 (dr_analyze_innermost): Export.
19445 (create_data_ref): Code to fail for references with invariant
19447 (find_data_references_in_stmt): ... here.
19448 * tree-data-ref.h (dr_analyze_innermost): Declare.
19449 * tree-affine.c: Include tree-gimple.h and hashtab.h.
19450 (aff_combination_find_elt, name_expansion_hash,
19451 name_expansion_eq, tree_to_aff_combination_expand,
19452 double_int_constant_multiple_p, aff_combination_constant_multiple_p):
19454 * tree-affine.h (aff_combination_constant_multiple_p,
19455 tree_to_aff_combination_expand): Declare.
19456 * tree-predcom.c: New file.
19457 * common.opt (fpredictive-commoning): New option.
19458 * tree-flow.h (op_symbol_code, tree_predictive_commoning,
19459 stmt_dominates_stmt_p, get_lsm_tmp_name): Declare.
19460 * Makefile.in (tree-predcom.o): Add.
19461 (tree-affine.o): Add TREE_GIMPLE_H dependency.
19462 * passes.c (init_optimization_passes): Add dceloop after
19463 copy propagation in loop optimizer. Add predictive commoning
19464 to loop optimizer passes.
19466 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
19468 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Correct
19471 2007-05-24 Jan Hubicka <jh@suse.cz>
19473 * gengenrtl.c (gendecl, gendef): Output the gens annotated for
19475 (genheader): Include statistics.h.
19477 * doc/invoke.texi (-fdump-unnumbered): Update docs when line number
19479 * print-rtl.c (flag_dump_unnumbered): Update comments.
19480 (print_rtl): Fix my previous change.
19481 * emit-rtl.c (emit_note_before, emit_note_after): Clear out note
19484 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
19486 PR middle-end/32018
19487 * tree-ssa-threadupdate.c (thread_through_loop_header): Use
19489 (thread_through_all_blocks): Call initialize_original_copy_tables
19490 and free_original_copy_tables.
19491 * cfgloopmanip.c (duplicate_loop, duplicate_loop_to_header_edge):
19493 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
19494 * cfghooks.c (duplicate_block): Use get_loop_copy.
19495 * cfg.c: Include cfgloop.h.
19496 (loop_copy): New hash table.
19497 (initialize_original_copy_tables): Initialize loop_copy table.
19498 (free_original_copy_tables): Free loop_copy table.
19499 (copy_original_table_clear, copy_original_table_set,
19500 set_loop_copy, get_loop_copy): New functions.
19501 (set_bb_original, set_bb_copy): Use copy_original_table_set.
19502 * cfgloop.h (struct loop): Remove copy field.
19503 * Makefile.in (cfg.o): Add CFGLOOP_H dependency.
19504 * basic-block.h (set_loop_copy, get_loop_copy): Declare.
19506 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
19508 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 for
19509 -msse/-msse2/-msse3.
19511 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
19513 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Mark
19514 __builtin_ia32_vec_set_v2di with MASK_64BIT.
19516 2007-05-24 Danny Smith <dannysmith@users.sourceforge.net>
19519 * doc/tm.texi (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Document.
19520 * targhooks.h (default_mangle_decl_assembler_name): Declare
19522 * targhooks.c (default_mangle_decl_assembler_name): Define
19524 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) New. Set to
19526 * target.h (struct gcc_target): Add mangle_decl_assembler_name field.
19527 * langhooks.c (lhd_set_decl_assembler_name): Call
19528 targetm.mangle_decl_assembler_name for names with global scope.
19530 * config/i386/cygming.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) Override
19532 (ASM_OUTPUT_DEF_FROM_DECLS): Simplify to use DECL_ASSEMBLER_NAME.
19533 * config/i386/i386-protos.h (i386_pe_mangle_decl_assembler_name):
19535 * config/i386/winnt.c (i386_pe_maybe_mangle_decl_assembler_name):
19536 New. Factored out of i386_pe_encode_section_info.
19537 (gen_stdcall_or_fastcall_suffix): Get name identifier as argument.
19538 Move check for prior decoration of stdcall
19539 symbols to i386_pe_encode_section_info.
19540 (i386_pe_encode_section_info): Adjust call to
19541 gen_stdcall_or_fastcall_suffix. Use
19542 i386_pe_maybe_mangle_decl_assembler_name, if needed.
19543 (i386_pe_mangle_decl_assembler_name): New. Wrap
19544 i386_pe_maybe_mangle_decl_assembler_name.
19546 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
19548 * c-common.c (c_common_signed_or_unsigned_type): Delay the check for
19549 INTEGRAL_TYPE_P and TYPE_UNSIGNED.
19550 * langhooks.c (get_signed_or_unsigned_type): Don't check for
19551 INTEGRAL_TYPE_P or TYPE_UNSIGNED.
19552 (lhd_signed_or_unsigned_type): Check for INTEGRAL_TYPE_P and
19555 2007-05-23 Sandra Loosemore <sandra@codesourcery.com>
19556 Nigel Stephens <nigel@mips.com>
19557 Richard Sandiford <richard@codesourcery.com>
19559 Fix up MIPS16 hard float and add support for complex.
19561 * config/mips/mips.h (TARGET_HARD_FLOAT_ABI): New.
19562 (TARGET_SOFT_FLOAT_ABI): New.
19563 (TARGET_CPU_CPP_BUILTINS): Define __mips_hard_float and
19564 __mips_soft_float to reflect the ABI in use, not whether the
19565 FPU is directly accessible (e.g., in MIPS16 mode).
19566 (UNITS_PER_HWFPVALUE): Use TARGET_SOFT_FLOAT_ABI.
19567 (UNITS_PER_FPVALUE): Likewise.
19569 * config/mips/mips.c (mips_expand_call): Remove redundant
19570 TARGET_MIPS16 check.
19571 (mips_arg_regno): New.
19572 (function_arg_advance): When setting bits in cum->fp_code for
19573 MIPS16, don't subtract 1 from cum->arg_number, since it is now
19575 (function_arg): Use mips_arg_regno.
19576 (mips_return_mode_in_fpr_p): New.
19577 (mips16_call_stub_mode_suffix): New.
19578 (mips16_cfun_returns_in_fpr_p): New.
19579 (mips_save_reg_p): Use mips16_cfun_returns_in_fpr_p.
19580 (mips_output_function_prologue): Test mips16_hard_float, not
19581 !TARGET_SOFT_FLOAT, to decide when a function stub is required.
19582 (mips_expand_epilogue): Call MIPS16 helper routines to copy
19583 return value into a floating-point register.
19584 (mips_can_use_return_insn): Use mips16_cfun_returns_in_fpr_p.
19585 (mips_function_value): Rewrite to use mips_return_mode_in_fpr_p.
19586 (mips16_fp_args): Handle MIPS32r2 ISA which supports
19587 TARGET_FLOAT64, and use mfhc1/mthc1 to copy the most significant
19588 word of double arguments from or to the high bits of 64-bit
19589 floating point registers.
19590 (build_mips16_function_stub): Fill in DECL_RESULT for stubdecl.
19591 (mips16_fpret_double): New helper function.
19592 (build_mips16_call_stub): Use mips16_return_mode_in_fpr_p. Add
19593 support for complex modes. Fill in DECL_RESULT for stubdecl.
19594 (mips_init_libfuncs): Remove redundant TARGET_MIPS16 check.
19596 * config/mips/mips16.S
19597 (RET, ARG1, ARG2): New.
19598 (MERGE_GPRf, MERGE_GPRt): New.
19599 (DELAYt, DELAYf): New.
19600 (MOVE_SF_BYTE0, MOVE_SI_BYTE0): New.
19601 (MOVE_SF_BYTE4, MOVE_SF_BYTE8): New.
19602 (MOVE_DF_BYTE0, MOVE_DF_BYTE8): New.
19603 (MOVE_SF_RET, MOVE_SC_RET, MOVE_DF_RET, MOVE_DC_RET, MOVE_SI_RET): New.
19604 (SFOP): Renamed to...
19605 (OPSF3): This, and macro-ified. Updated all uses.
19606 (SFOP2): Renamed to...
19607 (OPSF2): This, and macro-ified. Updated all uses.
19608 (SFCMP): Renamed to...
19609 (CMPSF): This, and macro-ified. Updated all uses.
19610 (SFREVCMP): Renamed to...
19611 (REVCMPSF): This, and macro-ified. Updated all uses.
19612 (__mips16_floatsisf, __mips16_fix_truncsfsi): Macro-ified.
19613 (LDDBL1, LDDBL2, RETDBL): Deleted.
19614 (DFOP): Renamed to...
19615 (OPDF3): This, and macro-ified. Updated all uses.
19616 (DFOP2): Renamed to...
19617 (OPDF2): This, and macro-ified. Updated all uses.
19618 (__mips16_extendsfdf2, __mips16_truncdfsf2): Macro-ified.
19619 (DFCMP): Renamed to...
19620 (CMPDF): This, and macro-ified. Updated all uses.
19621 (DFREVCMP): Renamed to...
19622 (REVCMPDF): This, and macro-ified. Updated all uses.
19623 (__mips16_floatsidf, __mips16_fix_truncdfsi): Macro-ified.
19624 (RET_FUNCTION): New.
19625 (__mips16_ret_sf, __mips16_ret_df): Macro-ified.
19626 (__mips16_ret_sc, __mips16_ret_dc): New.
19627 (STUB_ARGS_0, STUB_ARGS_1, STUB_ARGS_5, STUB_ARGS_9, STUB_ARGS_2,
19628 STUB_ARGS_6, STUB_ARGS_10): New.
19629 (CALL_STUB_NO_RET): New.
19630 (__mips16_call_stub_1): Macro-ified.
19631 (__mips16_call_stub_5): Macro-ified.
19632 (__mips16_call_stub_2): Macro-ified.
19633 (__mips16_call_stub_6): Macro-ified.
19634 (__mips16_call_stub_9): Macro-ified.
19635 (__mips16_call_stub_10): Macro-ified.
19636 (CALL_STUB_RET): New.
19637 (__mips16_call_stub_sf_0): Macro-ified.
19638 (__mips16_call_stub_sf_1): Macro-ified.
19639 (__mips16_call_stub_sf_5): Macro-ified.
19640 (__mips16_call_stub_sf_2): Macro-ified.
19641 (__mips16_call_stub_sf_6): Macro-ified.
19642 (__mips16_call_stub_sf_9): Macro-ified.
19643 (__mips16_call_stub_sf_10): Macro-ified.
19644 (__mips16_call_stub_df_0): Macro-ified.
19645 (__mips16_call_stub_df_1): Macro-ified.
19646 (__mips16_call_stub_df_5): Macro-ified.
19647 (__mips16_call_stub_df_2): Macro-ified.
19648 (__mips16_call_stub_df_6): Macro-ified.
19649 (__mips16_call_stub_df_9): Macro-ified.
19650 (__mips16_call_stub_df_10): Macro-ified.
19651 (__mips16_call_stub_sc_0): New.
19652 (__mips16_call_stub_sc_1): New.
19653 (__mips16_call_stub_sc_5): New.
19654 (__mips16_call_stub_sc_2): New.
19655 (__mips16_call_stub_sc_6): New.
19656 (__mips16_call_stub_sc_9): New.
19657 (__mips16_call_stub_sc_10): New.
19658 (__mips16_call_stub_dc_0): New.
19659 (__mips16_call_stub_dc_1): New.
19660 (__mips16_call_stub_dc_5): New.
19661 (__mips16_call_stub_dc_2): New.
19662 (__mips16_call_stub_dc_6): New.
19663 (__mips16_call_stub_dc_9): New.
19664 (__mips16_call_stub_dc_10): New.
19666 * config/mips/t-elf (LIB1ASMFUNCS): Add MIPS16 floating-point stubs.
19667 * config/mips/t-isa3264 (LIB1ASMFUNCS): Likewise.
19668 * config/mips/t-r2900 (LIB1ASMFUNCS): Likewise.
19670 2007-05-23 Ian Lance Taylor <iant@google.com>
19672 * doc/invoke.texi (Invoking GCC): Document that the order of the
19675 2007-05-23 Chen Liqin <liqin@sunnorth.com.cn>
19678 * config/score/misc.md (bitclr_c, bitset_c, bittgl_c): Remove.
19679 * config/score/predicate.md (const_pow2, const_npow2): Remove.
19680 * config/score/score.h (ASM_OUTPUT_EXTERNAL): Add ASM_OUTPUT_EXTERNAL
19684 * config/score/score.c (score_print_operand): Make sure that only
19685 lower bits are used.
19687 2007-05-22 Ian Lance Taylor <iant@google.com>
19689 * tree-vrp.c (avoid_overflow_infinity): New static function,
19690 broken out of set_value_range_to_value.
19691 (set_value_range_to_value): Call avoid_overflow_infinity.
19692 (extract_range_from_assert): Likewise.
19694 2007-05-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
19696 PR middle-end/31095
19697 * builtins.c (expand_builtin_memmove_args): Strip nops that don't
19698 change the type before looking for a COMPOUND_EXPR.
19700 2007-05-22 Ian Lance Taylor <iant@google.com>
19702 * lower-subreg.c (decompose_multiword_subregs): If we change an
19703 insn, call remove_retval_note on it.
19705 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
19707 * regs.h (end_hard_regno): New function.
19708 (END_HARD_REGNO, END_REGNO): New macros.
19709 (add_to_hard_reg_set): New function.
19710 (remove_from_hard_reg_set): Likewise.
19711 (in_hard_reg_set_p): Likewise.
19712 (overlaps_hard_reg_set_p): Likewise.
19713 * bt-load.c (find_btr_reference): Use overlaps_hard_reg_set_p.
19714 (note_btr_set): Use END_HARD_REGNO.
19715 * caller-save.c (setup_save_areas): Use end_hard_regno.
19716 (mark_set_regs): Use END_HARD_REGNO.
19717 (add_stored_regs): Use end_hard_regno.
19718 (mark_referenced_regs): Use add_to_hard_reg_set.
19719 * combine.c (update_table_tick): Use END_REGNO.
19720 (record_value_for_reg): Likewise.
19721 (record_dead_and_set_regs): Likewise.
19722 (get_last_value_validate): Likewise.
19723 (use_crosses_set_p): Likewise.
19724 (reg_dead_at_p_1): Likewise.
19725 (reg_dead_at_p): Likewise.
19726 (mark_used_regs_combine): Use add_to_hard_reg_set.
19727 (move_deaths): Use END_HARD_REGNO.
19728 (reg_bitfield_target_p): Use end_hard_regno.
19729 (distribute_notes): Use END_HARD_REGNO.
19730 * cse.c (mention_regs): Use END_REGNO.
19731 (insert): Use add_to_hard_reg_set.
19732 (invalidate): Use END_HARD_REGNO.
19733 (invalidate_for_call): Likewise.
19734 (exp_equiv_p): Use END_REGNO.
19735 (cse_insn): Likewise.
19736 * cselib.c (cselib_invalidate_regno): Use end_hard_regno.
19737 * df-problems.c (df_urec_mark_reg_change): Use END_HARD_REGNO.
19738 * df-scan.c (df_ref_record): Use END_HARD_REGNO.
19739 * function.c (keep_stack_depressed): Use end_hard_regno.
19740 * global.c (global_alloc): Use end_hard_regno.
19741 (global_conflicts): Use add_to_hard_reg_set instead of
19743 (find_reg): Likewise.
19744 (mark_reg_store): Likewise.
19745 (mark_reg_conflicts): Likewise.
19746 (mark_reg_death): Use remove_from_hard_reg_set.
19747 (mark_reg_live_nc): Delete.
19748 (set_preference): Use end_hard_regno.
19749 * local-alloc.c (mark_life): Use add_to_hard_reg_set and
19750 remove_from_hard_reg_set.
19751 (post_mark_life): Use add_to_hard_reg_set.
19752 * mode-switching.c (reg_dies): Use remove_from_hard_reg_set.
19753 (reg_becomes_live): Use add_to_hard_reg_set.
19754 * recog.c (reg_fits_class_p): Use in_hard_reg_set_p.
19755 (peep2_find_free_register): Use add_to_hard_reg_set.
19756 * reg-stack.c (convert_regs_exit): Use END_HARD_REGNO.
19757 * regclass.c (record_reg_classes): Use in_hard_reg_set_p.
19758 * regrename.c (note_sets): Use add_to_hard_reg_set.
19759 (clear_dead_regs): Use remove_from_hard_reg_set.
19760 (regrename_optimize): Use add_to_hard_reg_set.
19761 (find_oldest_value_reg): Use in_hard_reg_set_p.
19762 * reload.c (push_reload): Use in_hard_reg_set_p and end_hard_regno.
19763 (hard_reg_set_here_p): Use end_hard_regno.
19764 (decompose): Likewise.
19765 (reg_overlap_mentioned_for_reload_p): Use END_HARD_REGNO.
19766 (find_equiv_reg): Use in_hard_reg_set_p and end_hard_regno.
19767 * reload1.c (compute_use_by_pseudos): Use add_to_hard_reg_set.
19768 (mark_home_live): Use end_hard_regno.
19769 (spill_hard_reg): Likewise.
19770 (clear_reload_reg_in_use): Likewise.
19771 * reorg.c (delete_prior_computation): Use END_REGNO.
19772 * resource.c (update_live_status): Use END_HARD_REGNO.
19773 (mark_referenced_resources): Use add_to_hard_reg_set.
19774 (mark_set_resources): Likewise.
19775 (mark_target_live_regs): Likewise. Use remove_from_hard_reg_set.
19776 * rtlanal.c (refers_to_regno_p): Use END_REGNO.
19777 (reg_overlap_mentioned_p): Likewise.
19778 (dead_or_set_p): Likewise. Use an exclusive upper loop bound.
19779 (covers_regno_no_parallel_p): Use END_REGNO.
19780 (find_regno_note): Likewise.
19781 (find_reg_fusage): Use END_HARD_REGNO.
19782 * stmt.c (decl_overlaps_hard_reg_set_p): Use overlaps_hard_reg_set_p.
19783 * var-tracking.c (emit_note_insn_var_location): Use end_hard_regno.
19785 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
19787 * mode-switching.c (reg_dies): Change type of second argument to
19789 (optimize_mode_switching): Update accordingly.
19791 2007-05-22 Richard Sandiford <richard@codesourcery.com>
19793 * hard-reg-set.h (GO_IF_HARD_REG_SUBSET, GO_IF_HARD_REG_EQUAL): Delete
19795 (hard_reg_subset_p, hard_reg_sets_equal_p, hard_reg_sets_intersect_p)
19796 (hard_reg_set_empty_p): ...these new functions.
19797 * bt-load.c (choose_btr): Use hard_reg_subset_p instead of
19798 GO_IF_HARD_REG_SUBSET.
19799 * cfgcleanup.c (old_insns_match_p): Use hard_reg_sets_equal_p
19800 instead of GO_IF_HARD_REG_EQUAL.
19801 * df-problems.c (df_urec_local_compute): Use hard_reg_set_empty_p
19802 instead of GO_IF_HARD_REG_EQUAL.
19803 * global.c (find_reg): Use hard_reg_set_empty_p instead of
19804 GO_IF_HARD_REG_SUBSET.
19805 (modify_reg_pav): Use hard_reg_set_empty_p instead of
19806 GO_IF_HARD_REG_EQUAL.
19807 * local-alloc.c (find_free_reg): Use hard_reg_subset_p instead
19808 of GO_IF_HARD_REG_SUBSET.
19809 * reg-stack.c (change_stack, convert_regs_1): Use hard_reg_sets_equal_p
19810 instead of GO_IF_HARD_REG_EQUAL.
19811 * regclass.c (init_reg_sets_1, reg_scan_mark_refs): Use
19812 hard_reg_subset_p instead of GO_IF_HARD_REG_SUBSET.
19813 (reg_classes_intersect_p): Use hard_reg_sets_intersect_p instead
19814 of GO_IF_HARD_REG_SUBSET,
19815 * reload1.c (finish_spills): Use hard_reg_subset_p instead of
19816 GO_IF_HARD_REG_SUBSET.
19817 * struct-equiv.c (death_notes_match_p): Use hard_reg_sets_equal_p
19818 instead of GO_IF_HARD_REG_EQUAL.
19819 * config/sh/sh.c (push_regs, calc_live_regs): Use
19820 hard_reg_sets_intersect_p instead of hard_regs_intersect_p.
19821 (hard_regs_intersect_p): Delete.
19823 2007-05-22 Janis Johnson <janis187@us.ibm.com>
19825 * doc/sourcebuild.texi (Test Directives) Add dg-message.
19827 2007-05-22 H.J. Lu <hongjiu.lu@intel.com>
19828 Richard Henderson <rth@redhat.com>
19830 * config.gcc (i[34567]86-*-*): Add smmintrin.h to
19832 (x86_64-*-*): Likewise.
19834 * config/i386/i386-modes.def (V2QI): New.
19836 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 and
19838 (override_options): Support SSE4.1.
19839 (IX86_BUILTIN_BLENDPD): New for SSE4.1.
19840 (IX86_BUILTIN_BLENDPS): Likewise.
19841 (IX86_BUILTIN_BLENDVPD): Likewise.
19842 (IX86_BUILTIN_BLENDVPS): Likewise.
19843 (IX86_BUILTIN_PBLENDVB128): Likewise.
19844 (IX86_BUILTIN_PBLENDW128): Likewise.
19845 (IX86_BUILTIN_DPPD): Likewise.
19846 (IX86_BUILTIN_DPPS): Likewise.
19847 (IX86_BUILTIN_INSERTPS128): Likewise.
19848 (IX86_BUILTIN_MOVNTDQA): Likewise.
19849 (IX86_BUILTIN_MPSADBW128): Likewise.
19850 (IX86_BUILTIN_PACKUSDW128): Likewise.
19851 (IX86_BUILTIN_PCMPEQQ): Likewise.
19852 (IX86_BUILTIN_PHMINPOSUW128): Likewise.
19853 (IX86_BUILTIN_PMAXSB128): Likewise.
19854 (IX86_BUILTIN_PMAXSD128): Likewise.
19855 (IX86_BUILTIN_PMAXUD128): Likewise.
19856 (IX86_BUILTIN_PMAXUW128): Likewise.
19857 (IX86_BUILTIN_PMINSB128): Likewise.
19858 (IX86_BUILTIN_PMINSD128): Likewise.
19859 (IX86_BUILTIN_PMINUD128): Likewise.
19860 (IX86_BUILTIN_PMINUW128): Likewise.
19861 (IX86_BUILTIN_PMOVSXBW128): Likewise.
19862 (IX86_BUILTIN_PMOVSXBD128): Likewise.
19863 (IX86_BUILTIN_PMOVSXBQ128): Likewise.
19864 (IX86_BUILTIN_PMOVSXWD128): Likewise.
19865 (IX86_BUILTIN_PMOVSXWQ128): Likewise.
19866 (IX86_BUILTIN_PMOVSXDQ128): Likewise.
19867 (IX86_BUILTIN_PMOVZXBW128): Likewise.
19868 (IX86_BUILTIN_PMOVZXBD128): Likewise.
19869 (IX86_BUILTIN_PMOVZXBQ128): Likewise.
19870 (IX86_BUILTIN_PMOVZXWD128): Likewise.
19871 (IX86_BUILTIN_PMOVZXWQ128): Likewise.
19872 (IX86_BUILTIN_PMOVZXDQ128): Likewise.
19873 (IX86_BUILTIN_PMULDQ128): Likewise.
19874 (IX86_BUILTIN_PMULLD128): Likewise.
19875 (IX86_BUILTIN_ROUNDPD): Likewise.
19876 (IX86_BUILTIN_ROUNDPS): Likewise.
19877 (IX86_BUILTIN_ROUNDSD): Likewise.
19878 (IX86_BUILTIN_ROUNDSS): Likewise.
19879 (IX86_BUILTIN_PTESTZ): Likewise.
19880 (IX86_BUILTIN_PTESTC): Likewise.
19881 (IX86_BUILTIN_PTESTNZC): Likewise.
19882 (IX86_BUILTIN_VEC_EXT_V16QI): Likewise.
19883 (IX86_BUILTIN_VEC_SET_V2DI): Likewise.
19884 (IX86_BUILTIN_VEC_SET_V4SF): Likewise.
19885 (IX86_BUILTIN_VEC_SET_V4SI): Likewise.
19886 (IX86_BUILTIN_VEC_SET_V16QI): Likewise.
19887 (bdesc_ptest): New.
19888 (bdesc_sse_3arg): Likewise.
19889 (bdesc_2arg): Likewise.
19890 (bdesc_1arg): Likewise.
19891 (ix86_init_mmx_sse_builtins): Support SSE4.1. Handle SSE builtins
19893 (ix86_expand_sse_4_operands_builtin): New.
19894 (ix86_expand_unop_builtin): Support 2 arg builtins with a constant
19895 smaller than 8 bits as the 2nd arg.
19896 (ix86_expand_sse_ptest): New.
19897 (ix86_expand_builtin): Support SSE4.1. Support 3 arg SSE builtins.
19898 (ix86_expand_vector_set): Support SSE4.1.
19899 (ix86_expand_vector_extract): Likewise.
19901 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
19902 __SSE4_1__ for -msse4.1.
19904 * config/i386/i386.md (UNSPEC_BLENDV): New for SSE4.1.
19905 (UNSPEC_INSERTPS): Likewise.
19906 (UNSPEC_DP): Likewise.
19907 (UNSPEC_MOVNTDQA): Likewise.
19908 (UNSPEC_MPSADBW): Likewise.
19909 (UNSPEC_PHMINPOSUW): Likewise.
19910 (UNSPEC_PTEST): Likewise.
19911 (UNSPEC_ROUNDP): Likewise.
19912 (UNSPEC_ROUNDS): Likewise.
19914 * config/i386/i386.opt (msse4.1): New for SSE4.1.
19916 * config/i386/predicates.md (const_pow2_1_to_2_operand): New.
19917 (const_pow2_1_to_32768_operand): Likewise.
19919 * config/i386/smmintrin.h: New. The SSE4.1 intrinsic header
19922 * config/i386/sse.md (*vec_setv4sf_sse4_1): New pattern for
19924 (sse4_1_insertps): Likewise.
19925 (*sse4_1_extractps): Likewise.
19926 (sse4_1_ptest): Likewise.
19927 (sse4_1_mulv2siv2di3): Likewise.
19928 (*sse4_1_mulv4si3): Likewise.
19929 (*sse4_1_smax<mode>3): Likewise.
19930 (*sse4_1_umax<mode>3): Likewise.
19931 (*sse4_1_smin<mode>3): Likewise.
19932 (*sse4_1_umin<mode>3): Likewise.
19933 (sse4_1_eqv2di3): Likewise.
19934 (*sse4_1_pinsrb): Likewise.
19935 (*sse4_1_pinsrd): Likewise.
19936 (*sse4_1_pinsrq): Likewise.
19937 (*sse4_1_pextrb): Likewise.
19938 (*sse4_1_pextrb_memory): Likewise.
19939 (*sse4_1_pextrw_memory): Likewise.
19940 (*sse4_1_pextrq): Likewise.
19941 (sse4_1_blendpd): Likewise.
19942 (sse4_1_blendps): Likewise.
19943 (sse4_1_blendvpd): Likewise.
19944 (sse4_1_blendvps): Likewise.
19945 (sse4_1_dppd): Likewise.
19946 (sse4_1_dpps): Likewise.
19947 (sse4_1_movntdqa): Likewise.
19948 (sse4_1_mpsadbw): Likewise.
19949 (sse4_1_packusdw): Likewise.
19950 (sse4_1_pblendvb): Likewise.
19951 (sse4_1_pblendw): Likewise.
19952 (sse4_1_phminposuw): Likewise.
19953 (sse4_1_extendv8qiv8hi2): Likewise.
19954 (*sse4_1_extendv8qiv8hi2): Likewise.
19955 (sse4_1_extendv4qiv4si2): Likewise.
19956 (*sse4_1_extendv4qiv4si2): Likewise.
19957 (sse4_1_extendv2qiv2di2): Likewise.
19958 (*sse4_1_extendv2qiv2di2): Likewise.
19959 (sse4_1_extendv4hiv4si2): Likewise.
19960 (*sse4_1_extendv4hiv4si2): Likewise.
19961 (sse4_1_extendv2hiv2di2): Likewise.
19962 (*sse4_1_extendv2hiv2di2): Likewise.
19963 (sse4_1_extendv2siv2di2): Likewise.
19964 (*sse4_1_extendv2siv2di2): Likewise.
19965 (sse4_1_zero_extendv8qiv8hi2): Likewise.
19966 (*sse4_1_zero_extendv8qiv8hi2): Likewise.
19967 (sse4_1_zero_extendv4qiv4si2): Likewise.
19968 (*sse4_1_zero_extendv4qiv4si2): Likewise.
19969 (sse4_1_zero_extendv2qiv2di2): Likewise.
19970 (*sse4_1_zero_extendv2qiv2di2): Likewise.
19971 (sse4_1_zero_extendv4hiv4si2): Likewise.
19972 (*sse4_1_zero_extendv4hiv4si2): Likewise.
19973 (sse4_1_zero_extendv2hiv2di2): Likewise.
19974 (*sse4_1_zero_extendv2hiv2di2): Likewise.
19975 (sse4_1_zero_extendv2siv2di2): Likewise.
19976 (*sse4_1_zero_extendv2siv2di2): Likewise.
19977 (sse4_1_roundpd): Likewise.
19978 (sse4_1_roundps): Likewise.
19979 (sse4_1_roundsd): Likewise.
19980 (sse4_1_roundss): Likewise.
19981 (mulv4si3): Don't expand for SSE4.1.
19982 (smax<mode>3): Likewise.
19983 (umaxv4si3): Likewise.
19984 (uminv16qi3): Likewise.
19985 (umin<mode>3): Likewise.
19986 (umaxv8hi3): Rewrite. Only enabled for SSE4.1.
19988 * doc/extend.texi: Document SSE4.1 built-in functions.
19990 * doc/invoke.texi: Document -msse4.1.
19992 2007-05-22 Nathan Sidwell <nathan@codesourcery.com>
19994 * config/m68k/linux.h (ASM_SPEC): Add asm_pcrel_spec.
19995 * config/m68k/m68k-none.h (ASM_SPEC): Don't override here.
19996 * config/m68k/m68k.h (ASM_PCREL_SPEC): New.
19997 (ASM_SPEC): Add asm_pcrel_spec.
19998 (EXTRA_SPECS): Add asm_pcrel_spec.
20000 2007-05-21 David Daney <ddaney@avtrex.com>
20002 * doc/install.texi (Building a cross compiler): Add requirements
20003 for Java cross compiler.
20005 2007-05-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
20007 PR middle-end/31995
20008 * tree-chrec.c (evolution_function_is_affine_multivariate_p):
20009 Add loopno argument. Use evolution_function_is_invariant_rec_p
20010 instead of evolution_function_is_constant_p.
20011 Update calls to evolution_function_is_affine_multivariate_p.
20012 * tree-chrec.h (evolution_function_is_affine_multivariate_p):
20013 Add loopno argument.
20014 * tree-scalar-evolution.c (gather_chrec_stats): Call
20015 evolution_function_is_affine_multivariate_p with a loop
20017 * tree-data-ref.c (analyze_miv_subscript): Likewise.
20018 (analyze_overlapping_iterations): Likewise.
20019 (access_functions_are_affine_or_constant_p): Likewise.
20020 (build_classic_dist_vector_1): If the access functions
20021 are equal, don't do anything.
20023 2007-05-21 Paolo Bonzini <bonzini@gnu.org>
20024 Paolo Carlini <pcarlini@suse.de>
20025 Uros Bizjak <ubizjak@gmail.com>
20027 * c-cppbuiltin.c (c_cpp_builtins): Define
20028 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_1, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_2,
20029 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_4, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_8,
20030 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_16, if appropriate.
20031 * doc/cpp.texi ([Standard Predefined Macros]): Document.
20033 2007-05-21 Mike Stump <mrs@apple.com>
20035 * config/darwin.h (LINK_COMMAND_SPEC): Add .cxx/.cp for dsymutil
20037 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
20039 2007-05-21 Uros Bizjak <ubizjak@gmail.com>
20041 * config/i386/tmmintrin.h (_mm_alignr_epi8): Provide macro
20042 implementation if __OPTIMIZE__ is not defined.
20043 (_mm_alignr_pi8): Ditto.
20044 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
20045 (_mm_inserti_si64): Ditto.
20046 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
20047 (_mm_slli_epi16): Ditto.
20048 (_mm_slli_epi32): Ditto.
20049 (_mm_slli_epi64): Ditto.
20050 (_mm_srai_epi16): Ditto.
20051 (_mm_srai_epi32): Ditto.
20052 (_mm_srli_si128): Ditto.
20053 (_mm_slli_si128): Ditto.
20054 (_mm_srli_epi16): Ditto.
20055 (_mm_srli_epi32): Ditto.
20056 (_mm_srli_epi64): Ditto.
20057 (_mm_extract_epi16): Ditto.
20058 (_mm_insert_epi16): Ditto.
20059 (_mm_shufflehi_epi16): Ditto.
20060 (_mm_shufflelo_epi16): Ditto.
20061 (_mm_shuffle_epi32): Ditto.
20062 * config/i386/xmmintrin.h (_mm_extract_pi16): Ditto.
20063 (_m_pextrw): Ditto.
20064 (_mm_insert_pi16): Ditto.
20065 (_m_pinsrw): Ditto.
20066 (_mm_shuffle_pi16): Ditto.
20067 (_m_pshufw): Ditto.
20068 (_mm_shufle_ps): Ditto.
20069 (_mm_prefetch): Ditto.
20071 2007-05-21 Andreas Krebbel <krebbel1@de.ibm.com>
20073 * defaults.h (IBM_FLOAT_FORMAT): Macro definition removed.
20074 * doc/tm.texi (IBM_FLOAT_FORMAT): Documentation entry removed.
20075 * real.c (encode_i370_single, decode_i370_single,
20076 encode_i370_double, decode_i370_double): Functions removed.
20077 (i370_single_format, i370_double_format): Initializations removed.
20078 (real_maxval, round_for_format, exact_real_truncate, significand_size):
20079 Consider the log2_b field to always be one.
20080 (ieee_single_format, mips_single_format, coldfire_single_format,
20081 ieee_double_format, mips_double_format, coldfire_double_format,
20082 ieee_extended_motorola_format, ieee_extended_intel_96_format,
20083 ieee_extended_intel_128_format, ieee_extended_intel_96_round_53_format,
20084 ibm_extended_format, mips_extended_format, ieee_quad_format,
20085 mips_quad_format, vax_f_format, vax_d_format, vax_g_format,
20086 decimal_single_format, decimal_double_format, decimal_quad_format,
20087 c4x_single_format, c4x_extended_format, real_internal_format): Remove
20088 initialization of log2_b.
20089 * real.h (i370_single_format, i370_double_format): Declarations
20091 * c-cppbuiltin.c (builtin_define_float_constants): Consider the log2_b
20092 field to always be one.
20094 2007-05-21 Andreas Schwab <schwab@suse.de>
20096 * config/ia64/ia64.c (emit_predicate_relation_info): Fix use of
20097 NOTE_INSN_BASIC_BLOCK_P.
20098 (process_for_unwind_directive): Likewise.
20100 2007-05-21 Nathan Sidwell <nathan@codesourcery.com>
20102 * builtins.c (expand_builtin_setjmp_setup): Update comment.
20103 * function.h (struct function): Move va_list_gpr_size,
20104 va_list_fpr_size, function_frequency to front of bitfields. Add
20106 (current_function_calls_unwind_init): New.
20107 * except.c (expand_builtin_unwind_init): Set
20108 current_function_calls_unwind_init not
20109 current_function_has_nonlocal_label.
20110 * reload1.c (has_nonexceptional_receiver): New.
20111 (reload): Use it and current_function_calls_unwind_init to
20112 determine whether call-saved regs must be saved.
20114 2007-05-20 Jan Hubicka <jh@suse.cz>
20116 * gengtype.c (adjust_field_rtx_def): Use NOTE_KIND instead of
20117 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
20118 * ddg.c (create_ddg): LIkewise.
20119 * final.c (final): Remove hunk moving line number notes around since
20120 they are no longer present at this stage.
20121 (final_scan_insn): Use NOTE_KIND instead of
20122 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
20123 (output_asm_label): Likewise.
20124 * reorg.c (dbr_schedule): Likewise.
20125 * haifa-sched.c (unlink_other_notes): Likewise.
20126 * mode-switching.c (optimize_mode_switching): Likewise.
20127 * graph.c (start_bb): Likewise.
20128 * rtl.def (NOTE): Update description.
20129 * jump.c (squeeze_notes): Delete.
20130 (mark_jump_label): Use NOTE_KIND instead of NOTE_LINE_NUMBER; use
20131 NOTE_INSN_BASIC_BLOCK_P when possible.
20132 * ifcvt.c (dead_or_predicable): Remove call of squeeze_notes.
20133 * dwarf2out.c (gen_label_die): Use NOTE_KIND instead of
20134 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
20135 (dwarf2out_var_location): Likewise.
20136 * cfgbuild.c (make_edges): Likewise.
20137 (find_basic_blocks_1): Likewise.
20138 * function.c (reorder_blocks_1): Likewise.
20139 (epilogue_done): Likewise.
20140 (reposition_prologue_and_epilogue_notes): Likewise.
20141 * print-rtl.c (print_rtx): Likewise; drop code for printing
20143 (print_rtl): Likewise.
20144 (print_rtl_single): Likewise.
20145 * gcse.c (insert_insn_start_bb): Likewise.
20146 * alias.c (init_alias_analysis): Likewise.
20147 * calls.c (fixup_tail_calls): Likewise.
20148 * except.c (sjlj_emit_function_enter): Likewise.
20149 * emit-rtl.c (add_insn_after): Likeiwse.
20150 (emit_label_before): Likewise.
20151 (emit_label_after): Likewise.
20152 (emit_note_before, emit_note_after, emit_note): Update
20153 parameter to be enum insn_note; do not deal with source
20155 * cfgcleanup.c (merge_blocks_move_predecessor_nojumps):
20156 Use NOTE_KIND instead of NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P
20158 (merge_blocks_move_successor_nojumps): Simplify now when
20159 we don't have BLOCK notes.
20160 (try_optimize_cfg): Likewise.
20161 * cfglayout.c (skip_insns_after_block): Likewise.
20162 (record_effective_endpoints): Likewise.
20163 (duplicate_insn_chain): Likewise.
20164 * varasm.c (output_constant_pool_1): Likewise.
20165 * sched-deps.c (sched_analyze): Likewise.
20166 * rtl.c (NOTE_INSN_MAX_isnt_negative_adjust_NOTE_INSN_BIAS):
20168 (note_insn_name): Simplify now when NOTE_INSN_BIAS is gone.
20169 * rtl.h (NOTE_SOURCE_LOCATION, NOTE_EXPANDED_LOCATION): Exterminate.
20170 (SET_INSN_DELETED): Simplify.
20171 (NOTE_LINE_NUMBER): Exterminate.
20172 (NOTE_LINE_KIND): New.
20173 (NOTE_INSN_BASIC_BLOCK_P): Update.
20174 (enum insn_note): Simplify.
20175 (GET_NOTE_INSN_NAME) Simplify.
20176 (emit_note_before, emit_note_after, emit_note): Update prototype.
20177 (squeeze_notes): Remove.
20178 * sched-int.h (NOTE_NOT_BB_P): Update.
20179 * resource.c (mark_target_live_regs): Update.
20180 * sched-rgn.c (debug_dependencies): Update.
20181 * sched-vis.c (print_insn): Update.
20182 * config/alpha/alpha.c (alpha_handle_trap_shadows): Update.
20183 * config/i386/i386.c (ix86_output_function_epilogue): Update.
20184 * config/sh/sh.c (sh_adjust_unroll_max): Function dead since gcc 4.0.0.
20185 (TARGET_ADJUST_UNROLL_MAX): Likewise.
20186 (split_branches): Update.
20187 (sh_optimize_target_register_callee_saved): Remove hunk dead since gcc
20189 (sh_adjust_unroll_max): Exterminate.
20190 * config/c4x/c4x.c (c4x_reorg): Use SET_INSN_DELETED.
20191 * config/m68hc11/m68hc11.c (m68hc11_check_z_replacement): Likewise.
20192 (m68hc11_reorg): Likewise.
20193 * config/ia64/ia64.c (emit_insn_group_barriers): Update.
20194 (emit_predicate_relation_info): Update.
20195 (process_for_unwind_directive): Update.
20196 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update.
20197 (output_call): Update.
20198 * config/pa/pa.c (output_lbranch): Update.
20199 (output_millicode_call): Update.
20200 (output_call): Update.
20201 (pa_combine_instructions): Update.
20202 * config/mips/mips.c (mips16_gp_pseudo_reg): Update.
20203 * config/bfin/bfin.c (gen_one_bundle): Update.
20204 * cfgrtl.c (can_delete_note_p): Update.
20205 (delete_insn): Update.
20206 (rtl_merge_blocks): Update.
20207 (commit_one_edge_insertion): Update.
20208 (rtl_verify_flow_info): Update.
20209 * stmt.c (expand_case): Do not call squeeze_notes.
20211 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20218 * c.opt (Wtype-limits): New.
20219 * doc/invoke.texi (Wtype-limits): Document it.
20220 (Wextra): Enabled by -Wextra.
20221 * c-opts.c (c_common_post_options): Enabled by -Wextra.
20222 * c-common.c (shorten_compare): Warn with Wtype-limits.
20224 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
20226 * config/i386/tmmintrin.h (_mm_alignr_epi32): Implement as always
20227 inlined function, not as a macro.
20228 (_mm_alignr_pi8): Ditto.
20229 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
20230 (_mm_inserti_si64): Ditto.
20231 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
20232 (_mm_extract_epi16): Ditto.
20233 (_mm_insert_epi16): Ditto.
20234 (_mm_shufflehi_epi16): Ditto.
20235 (_mm_shufflelo_epi16): Ditto.
20236 (_mm_shuffle_epi32): Ditto.
20237 * config/i386/xmmintrin.h (_mm_set_ss): Use 0.0f for float constant.
20238 * config/386/mm3dnow.h: Add __attribute__((__always_inline__)) to
20240 (_m_from_float): Add __extension__ to conversion. Use 0.0f for
20242 (_m_to_float): Use C89 compatible assignment.
20244 2007-05-20 Martin Michlmayr <tbm@cyrius.com>
20247 * config/arm/lib1funcs.asm: Define __ARM_ARCH__ on v2/v3 machines.
20249 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20252 * doc/invoke.texi (Wreturn-type): Complete description.
20253 (Wextra): Delete item about return-type warning.
20254 * c-decl.c: Delete redundant Wextra warning.
20256 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
20259 * config/i386/pmmintrin.h: Do not include xmmintrin.h
20260 * config/i386/xmmintrin.h (_mm_extract_pi16): Implement as always
20261 inlined function, not as a macro.
20262 (_mm_prefetch): Ditto.
20263 (_m_pextrw): Ditto.
20264 (_mm_insert_pi16): Ditto.
20265 (_m_pinsrw): Ditto.
20266 (_mm_shuffle_pi16): Ditto. Add const to __N argument.
20267 (_m_pshufw): Ditto. Add const to __N argument.
20268 (_mm_shufle_ps): Ditto. Add const to __mask argument.
20269 * config/i386/emmintrin.h (_mm_slli_epi16): Add const to __B argument.
20270 (_mm_slli_epi32): Ditto.
20271 (_mm_srli_si128): Implement as always inlined function, not as a
20272 macro. Add __inline to function declaration.
20273 (_mm_slli_si128): Ditto.
20275 2007-05-19 Uros Bizjak <ubizjak@gmail.com>
20277 * config/i386/sfp-machine.h (FP_EX_INVALID, FP_EX_DENORM,
20278 FP_EXP_DIVZERO, FP_EX_OVERFLOW, FP_EX_UNDERFLOW, FP_EX_INEXACT):
20280 (struct fenv): New structure.
20281 (FP_HANDLE_EXCEPTIONS): New define.
20282 (FP_RND_NEAREST, FP_RND_ZERO, FP_RND_PINF, FP_RND_MINF): New constants.
20283 (_FP_DECL_EXP): New define.
20284 (FP_INIT_ROUNDMODE): New define.
20285 (FP_ROUNDMODE): New define.
20287 2007-05-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20289 * doc/invoke.texi (Warning Options): Add -Wconversion-sign.
20290 (Wconversion): Update description.
20291 (Wconversion-sign): New.
20292 * c.opt (Wconversion-sign): New.
20293 * c-opts.c (c_common_post_options): Uninitialized Wconversion-sign
20294 means disabled for C++. Otherwise, take the status of Wconversion.
20295 * c-common.c (conversion_warning): Warn with either Wconversion or
20297 (warnings_for_convert_and_check): Conditions are already checked by
20298 conversion_warning.
20299 (convert_and_check): Don't check warnings if the conversion failed.
20301 2007-05-19 Andy Hutchinson <HutchinsonAndy@netscape.net>
20302 Anatoly Sokolov <aesok@dol.ru>
20304 * config/avr/avr-protos.h (expand_prologue, expand_epilogue,
20305 avr_epilogue_uses) : Add declaration.
20306 * config/avr/predicates.md (avr_sp_immediate_operand): New predicate.
20307 * config/avr/constraints.md (R): New constraint.
20308 config/avr/avr.md (SREG_ADDR, UNSPEC_SEI, UNSPEC_CLI,
20309 UNSPECV_PROLOGUE_SAVES, UNSPECV_EPILOGUE_RESTORES): New constants.
20310 (*pop1, *pop2, *pop3, *pop4, *pop5): Combine into ...
20311 (*addhi3_sp_R_pc2, *addhi3_sp_R_pc3): ... these patterns.
20312 (*movhi_sp, popqi, pophi, enable_interrupt, disable_interrupt,
20313 call_prologue_saves, epilogue_restores, return_from_epilogue,
20314 return_from_main_epilogue, return_from_interrupt_epilogue,
20315 return_from_naked_epilogue, prologue, epilogue): New patterns.
20316 (jump): Handle symbol reference.
20317 * config/avr/avr.c (out_adj_frame_ptr, out_set_stack_ptr,
20318 avr_output_function_prologue, avr_output_function_epilogue): Remove
20320 (avr_init_machine_status, expand_prologue, expand_epilogue,
20321 avr_asm_function_end_prologue, avr_epilogue_uses,
20322 avr_asm_function_begin_epilogue): New functions.
20323 (prologue_size, epilogue_size, jump_tables_size): Remove global
20325 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Remove.
20326 (TARGET_ASM_FUNCTION_END_PROLOGUE): Define.
20327 (TARGET_ASM_FUNCTION_BEGIN_EPILOGUE): Define.
20328 (avr_override_options): Initialise init_machine_status.
20329 (output_movhi): Handle all stack pointer loads.
20330 (out_movqi_r_mr, out_movqi_mr_r): Handle SREG_ADDR address.
20331 (avr_output_addr_vec_elt): Do not use variable jump_tables_size.
20332 * config/avr/avr.h (AVR_2_BYTE_PC, AVR_3_BYTE_PC): New.
20333 (EPILOGUE_USES) Redefine.
20334 (machine_function) Declare.
20336 2007-05-19 Richard Sandiford <richard@codesourcery.com>
20338 * config/mips/mips.c (mips_offset_within_alignment_p): Tweak comment.
20339 Use a single return statement.
20341 2007-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
20343 PR middle-end/30250
20344 * builtins.c (do_mpfr_lgamma_r): New.
20345 (fold_builtin_2): Handle builtin gamma_r/lgamma_r.
20346 * tree.h (CASE_FLT_FN_REENT): New.
20348 2007-05-18 Geoffrey Keating <geoffk@apple.com>
20350 * dwarf2out.c (print_die): Use '%ld' not '%lu' to print a 'long'.
20351 (output_die): Use 'unsigned long' with %x.
20352 * sched-vis.c (print_value): Use 'unsigned HOST_WIDE_INT' and
20353 HOST_WIDE_INT_PRINT_HEX to print HOST_WIDE_INT.
20354 * tree-dump.c (dump_pointer): Use 'unsigned long' for %lx.
20356 * unwind-dw2.c (uw_identify_context): Use the CFA, not the IP.
20358 2007-05-18 H.J. Lu <hongjiu.lu@intel.com>
20363 * config/i386/i386.c (init_cumulative_args): Set maybe_vaarg to
20364 true if function has no argument.
20366 2007-05-18 DJ Delorie <dj@redhat.com>
20368 * config/mips/mips.c (mips_offset_within_alignment_p): New.
20369 (mips_symbolic_constant_p): Call it for TPREL and DTPREL symbols.
20371 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
20373 * longlong.h (__x86_64__): Add definitions for add_ssaaaa,
20374 sub_ddmmss, umul_ppmm, udiv_qrnnd, count_leading_zeros and
20375 count_trailing_zeros.
20376 (__i386__): Implement count_leading_zeros using __builtin_clz().
20377 Implement count_trailing_zeros usign __builtin_ctz().
20379 2007-05-18 Richard Sandiford <richard@codesourcery.com>
20381 * config/i386/vxworks.h (ASM_PREFERRED_EH_DATA_FORMAT): Undefine.
20383 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
20385 PR middle-end/31344
20386 * expr.c (emit_move_change_mode): Change mode of push operands here.
20388 2007-05-17 Ian Lance Taylor <iant@google.com>
20390 PR tree-optimization/31953
20391 * tree-vrp.c (set_value_range_to_value): Add equiv parameter.
20392 Change all callers.
20393 (set_value_range_to_null): Call set_value_range_to_value.
20394 (extract_range_from_comparison): Likewise.
20396 2007-05-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
20398 * toplev.c (print_version): Output GMP/MPFR version info.
20400 * builtins.c (CASE_MATHFN_REENT): New macro.
20401 (mathfn_built_in): Use it.
20402 * builtins.def (BUILT_IN_GAMMA_R, BUILT_IN_GAMMAF_R,
20403 BUILT_IN_GAMMAL_R, BUILT_IN_LGAMMA_R, BUILT_IN_LGAMMAF_R,
20404 BUILT_IN_LGAMMAL_R): New.
20405 * doc/extend.texi: Document new builtins.
20407 PR middle-end/31796
20408 * builtins.c (do_mpfr_remquo): New.
20409 (fold_builtin_2): Handle BUILT_IN_DREM/BUILT_IN_REMAINDER.
20410 (fold_builtin_3): Handle BUILT_IN_REMQUO.
20412 PR middle-end/30251
20413 * builtins.c (fold_builtin_1): Handle y0, y1.
20414 (fold_builtin_2): Handle yn.
20416 PR middle-end/30251
20417 * builtins.c (do_mpfr_bessel_n): New.
20418 (fold_builtin_1): Handle BUILT_IN_J0 and BUILT_IN_J1.
20419 (fold_builtin_2): Handle BUILT_IN_JN.
20421 2007-05-17 Danny Smith <dannysmith@users.sourceforge.net>
20424 * config/i386/mingw32.h (_INTEGRAL_MAX_BITS): Define builtin as
20425 TYPE_PRECISION (intmax_type_node).
20427 2007-05-17 Steve Ellcey <sje@cup.hp.com>
20430 * reload.c (subst_reloads): Remove checking.
20432 2007-05-17 Eric Botcazou <ebotcazou@libertysurf.fr>
20434 PR rtl-optimization/31691
20435 * combine.c (simplify_set): Build a new src pattern instead of
20436 substituting its operands in the COMPARE case.
20438 2007-05-17 Zdenek Dvorak <dvorakz@suse.cz>
20440 * tree-vrp.c (finalize_jump_threads): Do not care about dominance info.
20441 (execute_vrp): Preserve loops through jump threading.
20442 * tree-ssa-threadupdate.c (thread_single_edge,
20443 dbds_continue_enumeration_p, determine_bb_domination_status,
20444 thread_through_loop_header): New functions.
20445 (create_edge_and_update_destination_phis,
20446 create_edge_and_update_destination_phis): Set loops for the new blocks.
20447 (prune_undesirable_thread_requests): Removed.
20448 (redirect_edges): Do not pretend that redirect_edge_and_branch can
20450 (thread_block): Do not call prune_undesirable_thread_requests.
20452 (mark_threaded_blocks): Select edges to thread here.
20453 (thread_through_all_blocks): Take may_peel_loop_headers argument.
20454 Thread edges through loop headers independently.
20455 * cfgloopmanip.c (create_preheader, mfb_keep_just): Export.
20456 * tree-pass.h (TODO_mark_first_instance): New.
20457 (first_pass_instance): Declare.
20458 * cfghooks.c (duplicate_block): Put the block to the original loop
20459 if copy is not specified.
20460 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Preserve loops through
20461 jump threading. Pass may_peel_loop_headers to
20462 thread_through_all_blocks according to first_pass_instance.
20463 * cfgloop.h (create_preheader): Declare.
20464 * tree-flow.h (thread_through_all_blocks): Declaration changed.
20465 * basic-block.h (mfb_keep_just, mfb_kj_edge): Declare.
20466 * passes.c (first_pass_instance): New variable.
20467 (next_pass_1): Set TODO_mark_first_instance.
20468 (execute_todo): Set first_pass_instance.
20470 2007-05-17 Uros Bizjak <ubizjak@gmail.com>
20472 PR tree-optimization/24659
20473 * optabs.h (enum optab_index): Add OTI_vec_unpacks_float_hi,
20474 OTI_vec_unpacks_float_lo, OTI_vec_unpacku_float_hi,
20475 OTI_vec_unpacku_float_lo, OTI_vec_pack_sfix_trunc and
20476 OTI_vec_pack_ufix_trunc.
20477 (vec_unpacks_float_hi_optab): Define new macro.
20478 (vec_unpacks_float_lo_optab): Ditto.
20479 (vec_unpacku_float_hi_optab): Ditto.
20480 (vec_unpacku_float_lo_optab): Ditto.
20481 (vec_pack_sfix_trunc_optab): Ditto.
20482 (vec_pack_ufix_trunc_optab): Ditto.
20483 * genopinit.c (optabs): Implement vec_unpack[s|u]_[hi|lo]_optab
20484 and vec_pack_[s|u]fix_trunc_optab using
20485 vec_unpack[s|u]_[hi\lo]_* and vec_pack_[u|s]fix_trunc_* patterns
20486 * tree-vectorizer.c (supportable_widening_operation): Handle
20487 FLOAT_EXPR and CONVERT_EXPR. Update comment.
20488 (supportable_narrowing_operation): New function.
20489 * tree-vectorizer.h (supportable_narrowing_operation): Prototype.
20490 * tree-vect-transform.c (vectorizable_conversion): Handle
20491 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
20492 (vect_gen_widened_results_half): Move before vectorizable_conversion.
20493 (vectorizable_type_demotion): Call supportable_narrowing_operation()
20494 to check for target support.
20495 * optabs.c (optab_for_tree_code) Return vec_unpack[s|u]_float_hi_optab
20496 for VEC_UNPACK_FLOAT_HI_EXPR, vec_unpack[s|u]_float_lo_optab
20497 for VEC_UNPACK_FLOAT_LO_EXPR and vec_pack_[u|s]fix_trunc_optab
20498 for VEC_PACK_FIX_TRUNC_EXPR.
20499 (expand_binop): Special case mode of the result for
20500 vec_pack_[u|s]fix_trunc_optab.
20501 (init_optabs): Initialize vec_unpack[s|u]_[hi|lo]_optab and
20502 vec_pack_[u|s]fix_trunc_optab.
20504 * tree.def (VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR,
20505 VEC_PACK_FIX_TRUNC_EXPR): New tree codes.
20506 * tree-pretty-print.c (dump_generic_node): Handle
20507 VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR and
20508 VEC_PACK_FIX_TRUNC_EXPR.
20510 * expr.c (expand_expr_real_1): Ditto.
20511 * tree-inline.c (estimate_num_insns_1): Ditto.
20512 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
20514 * config/i386/sse.md (vec_unpacks_float_hi_v8hi): New expander.
20515 (vec_unpacks_float_lo_v8hi): Ditto.
20516 (vec_unpacku_float_hi_v8hi): Ditto.
20517 (vec_unpacku_float_lo_v8hi): Ditto.
20518 (vec_unpacks_float_hi_v4si): Ditto.
20519 (vec_unpacks_float_lo_v4si): Ditto.
20520 (vec_pack_sfix_trunc_v2df): Ditto.
20522 * doc/c-tree.texi (Expression trees) [VEC_UNPACK_FLOAT_HI_EXPR]:
20524 [VEC_UNPACK_FLOAT_LO_EXPR]: Ditto.
20525 [VEC_PACK_FIX_TRUNC_EXPR]: Ditto.
20526 * doc/md.texi (Standard Names) [vec_pack_sfix_trunc]: Document.
20527 [vec_pack_ufix_trunc]: Ditto.
20528 [vec_unpacks_float_hi]: Ditto.
20529 [vec_unpacks_float_lo]: Ditto.
20530 [vec_unpacku_float_hi]: Ditto.
20531 [vec_unpacku_float_lo]: Ditto.
20533 2007-05-16 Uros Bizjak <ubizjak@gmail.com>
20535 * soft-fp/README: Update for new files.
20536 * soft-fp/floattisf.c: New file.
20537 * soft-fp/floattidf.c: New file.
20538 * soft-fp/floattitf.c: New file.
20539 * soft-fp/floatuntisf.c: New file.
20540 * soft-fp/floatuntidf.c: New file.
20541 * soft-fp/floatuntitf.c: New file.
20542 * soft-fp/fixsfti.c: New file.
20543 * soft-fp/fixdfti.c: New file.
20544 * soft-fp/fixtfti.c: New file.
20545 * soft-fp/fixunssfti.c: New file.
20546 * soft-fp/fixunsdfti.c: New file.
20547 * soft-fp/fixunstfti.c: New file.
20548 * soft-fp/extendxftf.c: New file.
20549 * soft-fp/trunctfxf.c: New file.
20551 * libgcc-std.ver (__extendxftf2): Added to GCC_4.3.0 section.
20552 (__trunctfxf2): Ditto.
20554 * config/i386/libgcc-x86_64-glibc.ver (__addtf3, __divtf3, __eqtf2,
20555 __extenddftf2, __extendsftf2, __fixtfdi, __fixtfsi, __fixtfti,
20556 __fixunstfdi, __fixunstfsi, __fixunstfti, __floatditf, __floatsitf,
20557 __floattitf, __floatunditf, __floatunsitf, __floatuntitf, __getf2,
20558 __letf2, __multf3, __negtf2, __subtf3, __trunctfdf2, __trunctfsf2,
20559 __unordtf2): Exclude and add to GCC_4.3.0 section for x86_64 targets.
20561 * config/i386/t-fprules-softfp64: New file.
20562 * config/i386/sfp-machine.h: New file.
20563 * config.gcc (x86_64-*-linux*, x86_64-*-kfreebsd*-gnu,
20564 x86_64-*-knetbsd*-gnu): Add i386/t-fprules-softfp64
20565 and soft-fp/t-softfp to tmake_file.
20566 (i[34567]86-*-linux*, i[34567]86-*-kfreebsd*-gnu,
20567 i[34567]86-*-knetbsd*-gnu): Ditto for --enable-targets=all.
20569 * config/i386/t-linux64 (softfp_wrap_start): New.
20570 (softfp_wrap_end): New.
20571 * config/i386/i386.c (ix86_scalar_mode_supported): TFmode is
20572 supported for TARGET_64BIT.
20574 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
20576 * c-common.c (c_common_signed_or_unsigned_type): Emulate
20577 c_common_unsigned_type behavior.
20579 2007-05-16 Paolo Bonzini <bonzini@gnu.org>
20581 * config/i386/i386.c (legitimize_tls_address): Mark __tls_get_addr
20584 2007-05-16 Eric Christopher <echristo@apple.com>
20586 * config/rs6000/rs6000.c (rs6000_emit_prologue): Move altivec register
20587 saving after stack push. Set sp_offset whenever we push.
20588 (rs6000_emit_epilogue): Move altivec register restore before
20591 2007-05-16 Richard Sandiford <richard@codesourcery.com>
20593 * configure.ac: Allow sysroots to be relocated under $prefix as
20594 well as $exec_prefix.
20595 * configure: Regenerate.
20597 2007-05-16 Richard Sandiford <richard@codesourcery.com>
20601 2007-05-12 Richard Sandiford <richard@codesourcery.com>
20603 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
20604 (gcc_tooldir): Likewise.
20605 * configure: Regenerate.
20606 * Makefile.in (libsubdir_to_prefix): New variable, based on the
20607 old configure.ac gcc_tooldir setting.
20608 (prefix_to_exec_prefix): New variable.
20609 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
20610 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
20612 2007-05-14 Janis Johnson <janis187@us.ibm.com>
20614 * c-typeck.c (build_binary_op): Return early for error.
20616 2007-05-15 Zdenek Dvorak <dvorakz@suse.cz>
20618 * tree-ssa-loop-niter.c (record_estimate): Use GGC_NEW to allocate
20619 struct nb_iter_bound.
20620 (free_numbers_of_iterations_estimates_loop): Use ggc_free.
20621 * gengtype.c (open_base_files): Add cfhloop.h to the list of includes.
20622 * cfgloopmanip.c (place_new_loop): Vector larray is gc-allocated.
20623 * tree-scalar-evolution.c: Include gt-tree-scalar-evolution.h.
20624 (struct scev_info_str, scalar_evolution_info): Add GTY markers.
20625 (new_scev_info_str): Use GGC_NEW to allocate struct scev_info_str.
20626 (del_scev_info): Use ggc_free.
20627 (scev_initialize): Allocate scalar_evolution_info in gc memory.
20628 * loop-init.c: Include ggc.h.
20629 (loop_optimizer_init): Use GGC_CNEW to allocate struct loops.
20630 (loop_optimizer_finalize): Use ggc_free.
20631 * tree-ssa-loop.c (pass_tree_unswitch, pass_vectorize,
20632 pass_linear_transfom, pass_empty_loop, pass_complete_unroll,
20633 pass_iv_optimize): Add TODO_ggc_collect.
20634 * function.h (struct function): Remove skip marker from
20636 * cfgloop.c: Include ggc.h.
20637 (flow_loops_free, flow_loop_free): Free the loop descriptions in gc
20639 (establish_preds): Vector superloops is gc allocated.
20640 (alloc_loop): Allocate loop using GGC_CNEW. Allocate head of
20642 (flow_loops_find): Vector larray is gc allocated.
20643 (loop_exit_free): Use ggc_free.
20644 (rescan_loop_exit): Use GGC_NEW to allocate struct loop_exit. Reflect
20645 that head of exits list is now not a part of struct loop.
20646 (record_loop_exits): Allocate exits table in gc memory.
20647 (get_loop_exit_edges, verify_loop_structure, single_exit): Reflect
20648 that head of exits list is now not a part of struct loop.
20649 * cfgloop.h (struct lpt_decision, struct nb_iter_bound,
20650 struct loop_exit): Add GTY marker.
20651 (struct loop): Add GTY marker. Make superloops vector gc allocated.
20652 Add skip marker to aux field. Make head of exits list a separate
20654 (struct loops): Add GTY marker. Make larray vector gc allocated.
20655 Add param marker to exits table.
20656 (get_loops): Type changed.
20657 * Makefile.in (tree-scalar-evolution.o): Add
20658 gt-tree-scalar-evolution.h dependency.
20659 (cfgloop.o, loop-init.o): Add ggc.h dependency.
20660 (GTFILES): Add cfgloop.h and tree-scalar-evolution.c.
20661 * basic-block.h (struct basic_block_def): Remove skip marker from
20664 2007-05-14 Uros Bizjak <ubizjak@gmail.com>
20666 * builtins.c (expand_builtin_mathfn): Use EXPAND_NORMAL instead
20667 of 0 in the call to expand_expr().
20668 (expand_builtin_mathfn_3): Ditto.
20669 (expand_builtin_interclass_mathfn): Ditto.
20670 (expand_builtin_cexpi): Ditto.
20671 (expand_builtin_int_roundingfn): Ditto.
20672 (expand_builtin_int_roundingfn_2): Ditto.
20673 (expand_builtin_pow): Ditto.
20674 (expand_builtin_powi): Ditto.
20675 (expand_builtin_bswap): Ditto.
20676 (expand_builtin_unop): Ditto.
20677 (expand_builtin_fabs): Ditto.
20678 (get_builtin_sync_mem): Use NULL_RTX instead of NULL in
20679 the call to expand_expr().
20680 (expand_builtin_sync_operation): Ditto.
20681 (expand_builtin_compare_and_swap): Ditto.
20682 (expand_builtin_lock_test_and_set): Ditto.
20683 * except.c (expand_builtin_eh_return_data_regno): Use EXPAND_NORMAL
20684 instead of 0 in the call to expand_expr().
20685 (expand_builtin_extract_return_addr): Ditto.
20686 (expand_builtin_eh_return): Ditto.
20687 (expand_eh_return): Ditto.
20688 * explow.c (expr_size): Ditto.
20689 * expr.c (optimize_bitfield_assignment_op): Ditto.
20690 (expand_assignement): Ditto.
20691 (store_expr): Ditto.
20692 (store_field): Ditto.
20693 (expand_expr_addr_expr_1): Use NULL_RTX instead of NULL in
20694 the call to expand_expr().
20695 (expand_expr_real_1) [COMPLEX_CST]: Use EXPAND_NORMAL instead of 0
20696 in the call to expand_expr().
20697 [CONSTRUCTOR, PLUS_EXPR, MINUS_EXPR, NEGATE_EXPR, ABS_EXPR,
20698 BIT_NOT_EXPR, LSHIFT_EXPR, LT_EXPR, TRUTH_NOT_EXPR]: Ditto.
20699 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO]: Use expand_normal() instead
20701 * optabs.c (expand_vec_shift_expr): Ditto.
20702 (expand_vec_cond_expr): Ditto.
20703 (vector_compare_rtx): Use EXPAND_STACK_PARM instead of 1 in the
20704 call to expand_expr().
20705 * stmt.c (expand_return): Use EXPAND_NORMAL instead of 0
20706 in the call to expand_expr().
20708 2007-05-14 Dave Korn <dave.korn@artimi.com>
20710 * genautomata.c (gen_regexp_el): Allocate correct size for regexp.
20712 2007-05-14 Rafael Avila de Espindola <espindola@google.com>
20714 * c-common.c (warnings_for_convert_and_check): Use unsigned_type_for
20715 instead of c_common_unsigned_type.
20716 (c_common_unsigned_type): Remove.
20717 (shorten_compare): Use c_common_signed_or_unsigned_type instead of
20718 c_common_unsigned_type.
20719 (c_common_nodes_and_builtins): Use unsigned_type_for instead of
20720 c_common_unsigned_type.
20721 * c-common.h (c_common_unsigned_type): Remove.
20722 * c-decl.c (grokdeclarator): Use unsigned_type_for instead of
20723 c_common_unsigned_type.
20724 * c-format.c (check_format_types): Use unsigned_type_for instead of
20725 c_common_unsigned_type.
20726 * c-objc-common.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
20727 * c-typeck.c (convert_for_assignment): Use unsigned_type_for instead
20728 of c_common_unsigned_type.
20729 * convert.c (convert_to_integer): Use unsigned_type_for instead of
20730 lang_hooks.types.unsigned_type.
20731 * expmed.c (make_tree): Use unsigned_type_for instead of
20732 lang_hooks.types.unsigned_type.
20733 * fold-const.c (fold_negate_expr): Use unsigned_type_for instead of
20734 lang_hooks.types.unsigned_type.
20735 (build_range_check): Likewise.
20736 (fold_unary): Likewise.
20737 (fold_binary): Likewise.
20738 (fold_ternary): Likewise.
20739 * langhooks-def.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
20740 * langhooks.h (lang_hooks_for_types): Remove unsigned_type.
20741 * tree.c (get_unsigned_type): New.
20742 (unsigned_type_for): Use get_unsigned_type instead of
20743 lang_hooks.types.unsigned_type.
20745 2007-05-14 Kazu Hirata <kazu@codesourcery.com>
20747 * config/m68k/m68k-protos.h: Rename m68k_interrupt_function_p
20748 to m68k_get_function_kind. Update its prototype.
20749 * config/m68k/m68k.c (m68k_attribute_table): Add an entry for
20751 (m68k_interrupt_function_p): Return enum m68k_function_type
20752 instead of bool. Rename to m68k_get_function_kind.
20753 (m68k_handle_fndecl_attribute): Reject interrupt_thread if the
20754 target is not fido.
20755 (m68k_compute_frame_layout): Don't mark any register for save
20756 if an interrupt_thread attribute is specified.
20757 (m68k_hard_regno_rename_ok): Update a use of
20758 m68k_interrupt_function_p.
20759 * config/m68k/m68k.h (EPILOGUE_USES): Update a use of
20760 m68k_interrupt_function_p.
20761 (m68k_function_type): New.
20762 * config/m68k/m68k.md (*return): Output a 'sleep' instruction
20763 for a function with an interrupt_thread attribute.
20764 * doc/extend.texi: Document the interrupt_thread attribute.
20766 2007-05-13 Daniel Berlin <dberlin@dberlin.org>
20768 Fix PR tree-optimization/31911
20769 * tree-ssa-pre.c (phi_translate): Make sure to cache results even
20770 if they didn't change the expression.
20772 2007-05-13 Zdenek Dvorak <dvorakz@suse.cz>
20774 * tree-scalar-evolution.c (resolve_mixers): Exported.
20775 * tree-scalar-evolution.h (resolve_mixers): Declare.
20776 * tree-data-ref.c (object_analysis, ptr_decl_may_alias_p,
20777 ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
20778 record_record_differ_p, record_array_differ_p, array_ptr_differ_p,
20779 base_object_differ_p, base_addr_differ_p, analyze_array_indexes,
20780 init_array_ref, init_pointer_ref, analyze_indirect_ref,
20781 strip_conversion, analyze_offset_expr, address_analysis,
20782 object_analysis, analyze_offset): Removed.
20783 (dr_analyze_innermost, dr_analyze_indices, dr_analyze_alias,
20784 split_constant_offset, canonicalize_base_object_address,
20785 object_address_invariant_in_loop_p, disjoint_objects_p,
20786 dr_may_alias_p, dr_address_invariant_p): New functions.
20787 (create_data_ref): Use dr_analyze_innermost, dr_analyze_indices
20788 and dr_analyze_alias.
20789 (initialize_data_dependence_relation): Use dr_may_alias_p
20790 and object_address_invariant_in_loop_p.
20791 (compute_self_dependence): Handle the case when
20792 DDR_ARE_DEPENDENT (ddr) is chrec_dont_know.
20793 (find_data_references_in_stmt): Restrict the analysis of data
20794 references to the given loop nest.
20795 (find_data_references_in_loop): Made static. Pass loop nest to
20796 find_data_references_in_stmt.
20797 (compute_data_dependences_for_loop): Use DR_VOPS.
20798 (free_data_ref): Free DR_VOPS.
20799 * tree-data-ref.h (struct first_location_in_loop): Replaced by ...
20800 (struct innermost_loop_behavior): ... new.
20801 (struct base_object_info): Replaced by ...
20802 (struct indices): ... new.
20803 (struct dr_alias): New.
20804 (enum data_ref_type): Removed.
20805 (struct data_reference): Consist of struct innermost_loop_behavior,
20806 struct indices and struct dr_alias.
20807 (DR_SET_ACCESS_FNS, DR_FREE_ACCESS_FNS): Removed.
20808 (DR_MEMTAG): Renamed to ...
20809 (DR_SYMBOL_TAG): ... this.
20810 (find_data_references_in_loop): Declaration removed.
20811 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Use DR_INIT
20812 instead of DR_OFFSET_MISALIGNMENT. DR_ALIGNED_TO is never NULL.
20813 (vect_analyze_data_refs): Use DR_SYMBOL_TAG instead of DR_MEMTAG.
20814 * tree-vect-transform.c (vect_create_data_ref_ptr): Ditto.
20816 2007-05-13 Revital Eres <eres@il.ibm.com>
20818 * tree-ssa-dse.c (get_use_of_stmt_lhs): New function
20819 which walks virtual def-use chains to find redundant stores.
20820 (dse_optimize_stmt): Call it.
20822 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
20824 * gcse.c (gcse_main): Do jump bypassing in CPROP2.
20825 * passes.c (init_optimization_passes): Move pass_jump_bypass
20828 * basic-block.h (bb_has_eh_pred): Fix style issue.
20830 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
20832 PR rtl-optimization/31848
20833 * loop-invariant.c (move_invariant_reg): If we move an insn
20834 with a REG_EQUAL note, and that insn is not always executed,
20835 remove the REG_EQUAL note.
20837 2007-05-12 Richard Guenther <rguenther@suse.de>
20839 PR tree-optimization/31797
20840 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Do not
20841 propagate into a stmt that has volatile ops.
20843 2007-05-12 Richard Sandiford <richard@codesourcery.com>
20845 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
20846 (gcc_tooldir): Likewise.
20847 * configure: Regenerate.
20848 * Makefile.in (libsubdir_to_prefix): New variable, based on the
20849 old configure.ac gcc_tooldir setting.
20850 (prefix_to_exec_prefix): New variable.
20851 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
20852 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
20854 2007-05-11 Silvius Rus <rus@google.com>
20856 * Makefile.in (OBJS-common): Add tree-ssa-alias-warnings.o.
20857 * c-common.c (strict_aliasing_warning): Modify -Wstrict-aliasing logic.
20858 * c-common.h (strict_aliasing_warning): Change return type.
20859 * c-opts.c (c_common_handle_option): Add call to set_Wstrict_aliasing.
20860 * c-typeck.c (build_indirect_ref): Add call to strict_aliasing_warning.
20861 (build_c_cast): Condition call to strict_aliasing_warning.
20862 * doc/invoke.texi: Update description of -Wstrict-aliasing[=n].
20863 * flags.h (set_Wstrict_aliasing): Declare.
20864 * opts.c (set_Wstrict_alising): Define, add call to.
20865 * tree-flow.h (strict_aliasing_warning_backend): Declare.
20866 * tree-ssa-alias-warnings.c: New file.
20867 * tree-ssa-alias.c (compute_may_aliases): Add call to
20868 strict_aliasing_warning_backend.
20870 2007-05-11 Zdenek Dvorak <dvorakz@suse.cz>
20872 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
20873 Use loop_depth and loop_outer accessor functions.
20874 * tree-ssa-loop-im.c (outermost_invariant_loop, set_level,
20875 determine_invariantness_stmt, move_computations_stmt): Ditto.
20876 * cfgloopmanip.c (fix_bb_placement, fix_loop_placement, remove_path,
20877 add_loop, loopify, unloop, fix_loop_structure): Ditto.
20878 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Ditto.
20879 * tree-scalar-evolution.c (interpret_loop_phi,
20880 compute_scalar_evolution_in_loop, analyze_scalar_evolution_in_loop,
20881 instantiate_parameters_1, scev_const_prop): Ditto.
20882 * cfghooks.c (make_forwarder_block): Ditto.
20883 * cfgloopanal.c (mark_irreducible_loops, mark_loop_exit_edges): Ditto.
20884 * modulo-sched.c (loop_canon_p): Ditto.
20885 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg,
20886 slpeel_can_duplicate_loop_p): Ditto.
20887 * lambda-code.c (invariant_in_loop_and_outer_loops): Ditto.
20888 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
20889 * cfgloop.c (flow_loop_dump, flow_loop_nodes_find, rescan_loop_exit,
20890 cancel_loop, verify_loop_structure): Ditto.
20891 (flow_loop_nested_p, superloop_at_depth, flow_loop_free,
20892 add_bb_to_loop, remove_bb_from_loops, find_common_loop): Use the
20893 superloops vector instead of "pred" array.
20894 (establish_preds): Take father loop as an argument. Initialize the
20896 (flow_loop_tree_node_add): Pass father loop to establish_preds.
20897 Do not initialize loop->outer.
20898 (flow_loop_tree_node_remove): Truncate the superloops vector.
20899 * cfgloop.h (struct loop): Removed field "outer", fields "depth" and
20900 "pred" merged to "superloops" vector.
20901 (loop_depth, loop_outer): New.
20902 (fel_init): Use loop_outer.
20904 2007-05-11 Jan Hubicka <jh@suse.cz>
20906 * cgraphunit.c: Include gt-cgraphunit.h
20907 (static_ctors, static_dtors): New static vars.
20908 (record_cdtor_fn, build_cdtor, cgraph_build_cdtor_fns): New functions,
20909 based on implementation in c-common.c
20910 (cgraph_finalize_function): Call record_cdtor_fn.
20911 (cgraph_optimize): Call cgraph_build_cdtor_fns.
20912 * decl.c (finish_function): Do not call c_record_cdtor_fn.
20913 (c_write_global_declarations): Do not call c_build_cdtor_fns.
20914 * c-common.c (static_ctors, static_dtors, c_record_cdtor_fn,
20915 build_cdtor, c_build_cdtor_fns): Remove.
20916 * c-common.h (static_ctors, static_dtors, c_record_cdtor_fn,
20917 c_build_cdtor_fns): Remove prototype.
20919 2007-05-11 Paolo Carlini <pcarlini@suse.de>
20922 * builtin-types.def: Add BT_FN_PTR_CONST_PTR_INT_SIZE.
20923 * builtins.def: Add BUILT_IN_MEMCHR, use the latter.
20924 * builtins.c (fold_builtin_memchr): New.
20925 (expand_builtin_memchr): Call the latter.
20926 (expand_builtin, fold_builtin_3): Deal with BUILT_IN_MEMCHR.
20927 * doc/extend.texi ([Other built-in functions provided by GCC]):
20930 2007-05-11 Andreas Krebbel <krebbel1@de.ibm.com>
20932 * config/s390/s390.md (GPR0_REGNUM, FPR0_REGNUM, FPR2_REGNUM,
20933 PFPO_CONVERT, PFPO_OP_TYPE_SF, PFPO_OP_TYPE_DF, PFPO_OP_TYPE_TF,
20934 PFPO_OP_TYPE_SD, PFPO_OP_TYPE_DD, PFPO_OP_TYPE_TD, PFPO_OP0_TYPE_SHIFT,
20935 PFPO_OP1_TYPE_SHIFT): Constants added.
20936 (DFP_ALL): Mode macro defined.
20937 ("*trunc<BFP:mode><DFP_ALL:mode>2", "*trunc<DFP_ALL:mode><BFP:mode>2",
20938 "*extend<BFP:mode><DFP_ALL:mode>2", "*extend<DFP_ALL:mode><BFP:mode>2"):
20939 Insn definitions added.
20940 ("trunc<BFP:mode><DFP_ALL:mode>2", "trunc<DFP_ALL:mode><BFP:mode>2",
20941 "extend<BFP:mode><DFP_ALL:mode>2", "extend<DFP_ALL:mode><BFP:mode>2"):
20944 2007-05-10 Zdenek Dvorak <dvorakz@suse.cz>
20946 PR tree-optimization/31885
20947 * tree-chrec.c (chrec_contains_undetermined): Do not consider
20948 NULL_TREE to be undetermined.
20949 (automatically_generated_chrec_p): Return false for NULL.
20951 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
20953 * config/bfin/bfin.h (MOVE_RATIO): Define.
20955 2007-05-10 Richard Sandiford <richard@codesourcery.com>
20957 * config.gcc (sparc-wrs-vxworks): New target.
20958 * config/sparc/vxworks.h, config/sparc/t-vxworks: New files.
20959 * config/sparc/sparc-protos.h (sparc_emit_call_insn): Declare.
20960 * config/sparc/sparc.h: Include vxworks-dummy.h.
20961 (PRINT_OPERAND_ADDRESS): Extend SYMBOL_REF handling to
20962 include LABEL_REFs too.
20963 * config/sparc/sparc.c (sparc_expand_move): Don't assume that
20964 _GLOBAL_OFFSET_TABLE_ - label_ref is a link-time constant on
20966 (legitimize_pic_address): Handle LABEL_REFs like SYMBOL_REFs
20968 (load_pic_register): Use gen_vxworks_load_got for VxWorks.
20969 (sparc_emit_call_insn): New function.
20970 (sparc_function_ok_for_sibcall): Restrict sibcalls to locally-binding
20971 functions when generating VxWorks PIC.
20972 * config/sparc/sparc.md (vxworks_load_got): New pattern.
20973 (call, call_value): Use sparc_emit_call_insn instead of
20976 2007-05-09 Bob Wilson <bob.wilson@acm.org>
20978 * config/xtensa/xtensa.c (xtensa_output_literal): Don't use #if.
20980 2007-05-09 Bob Wilson <bob.wilson@acm.org>
20982 * config/xtensa/xtensa.c (xtensa_output_literal): Mask out high bits
20983 for floating-point values if HOST_BITS_PER_LONG > 32. Use
20984 split_double instead of operand_subword.
20986 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
20988 * config/bfin/bfin.h (LOCAL_ALIGNMENT): Define.
20989 * config/bfin/bfin.c (bfin_local_alignment): New function.
20990 * config/bfin/bfin-protos.h (bfin_local_alignment): Declare it.
20992 2007-05-08 Chao-ying Fu <fu@mips.com>
20994 * doc/md.texi (msub@var{m}@var{n}4, usub@var{m}@var{n}4): Document.
20995 * optabs.h (OTI_smsub_widen, OTI_umsub_widen): New optab_indexes.
20996 (smsub_widen_optab, umsub_widen_optab): Define.
20997 * optabs.c (init_optabs): Initialize smsub_widen_optab and
20999 * genopinit.c (optabs): Fill in smsub_widen_optab and
21001 * expr.c (expand_expr_real_1): Try to use smsub_widen_optab
21002 and umsub_widen_optab to implement multiply-subtract sequences.
21003 * config/mips/mips.md (*msac<u>_di): Rename to...
21004 (<u>msubsidi4): ...this. Extend condition to include
21005 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
21006 of operand 0 to "ka" and use the three-operand form of msub<u>
21008 * config/mips/mips-dspr2.md (mips_msub, mips_msubu): Convert
21011 2007-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
21013 PR rtl-optimization/28011
21014 * reload.c (push_reload): Set dont_share if IN appears in OUT
21015 also when IN is a PLUS rtx.
21016 (reg_overlap_mentioned_for_reload_p): Return true if X and IN
21019 2007-05-08 Kazu Hirata <kazu@codesourcery.com>
21021 * emit-rtl.c (unshare_all_rtl_1): Don't copy DECL_RTL. Don't
21022 call unshare_all_decls.
21023 (unshare_all_rtl): Adjust the call to unshare_all_rtl_1.
21024 (unshare_all_decls): Remove.
21026 2007-05-08 Simon Martin <simartin@users.sourceforge.net>
21029 * tree-dump.c (dump_options): Don't use TDF_DIAGNOSTIC in "*-all" tree
21032 2007-05-08 Sandra Loosemore <sandra@codesourcery.com>
21033 Nigel Stephens <nigel@mips.com>
21035 * config/mips/mips.h (MAX_FPRS_PER_FMT): Renamed from FP_INC.
21036 Update comments and all uses.
21037 (MIN_FPRS_PER_FMT): Define.
21038 * config/mips/mips.c (function_arg): Fix to correctly handle
21039 the -mips32r2 -mfp64 -mabi=32 case.
21040 (override_options): Enable use of odd-numbered registers for
21041 SFmode values on MIPS32.
21042 (mips_save_reg_p): Save whole floating-point register pair if
21043 either half is used.
21044 (compute_frame_size): Fix comment.
21046 2007-05-08 Jie Zhang <jie.zhang@analog.com>
21048 * config/bfin/bfin-protos.h (bfin_expand_epilogue): Add a third
21049 argument of type bool.
21050 * config/bfin/bfin.c (add_to_reg): Add epilogue_p as a fourth
21051 argument. Safely select temporary P register according to it.
21052 (do_link): Change call site of add_to_reg accordingly.
21053 (do_unlink): Add epilogue_p as a fourth argument and pass it
21055 (expand_interrupt_handler_epilogue): Change call of do_unlink
21057 (bfin_expand_prologue): Add a third argument sibcall_p.
21058 * config/bfin/bfin.md (epilogue): Change call of
21059 bfin_expand_epilogue accordingly.
21060 (sibcall_epilogue): Likewise.
21061 (eh_return_internal): Likewise.
21063 * config/bfin/bfin-protos.h (enum bfin_cpu): Add
21064 BFIN_CPU_BF534, BFIN_CPU_BF536 and BFIN_CPU_BF561.
21065 * config/bfin/bfin.c (bfin_handle_option): Handle
21066 -mcpu=bf534, -mcpu=bf536 and -mcpu=bf561.
21067 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS):
21068 Support bf534, bf536 and bf561.
21069 * doc/invoke.texi (Blackfin Options): Document -mcpu and -msim.
21071 2007-05-08 Uros Bizjak <ubizjak@gmail.com>
21074 * config/i386/i386.c (ix86_function_regparm): Process local
21075 functions only when TREE_CODE (decl) equals FUNCTION_DECL.
21077 2007-05-07 Mike Stump <mrs@apple.com>
21079 * doc/invoke.texi (Warning Options): Document that -Wempty-body
21080 also checks for and while statements in C++.
21082 2007-05-07 Nathan Froyd <froydnj@codesourcery.com>
21084 * gcc.c (at_file_supplied): New variable.
21085 (main): Set it if we expanded argv.
21086 (do_spec_1): Pass an @-file to the linker if we were called with
21087 an @-file argument and HAVE_GNU_LD.
21088 * collect2.c (at_file_supplied): New variable.
21089 (response_file): New variable.
21090 (collect_exit): Unlink response_file if necessary.
21091 (handler): Likewise.
21092 (do_wait): Likewise.
21093 (main): Set at_file_supplied if we expanded argv.
21094 (collect_execute): Pass an @-file to subprocesses if we were called
21095 with an @-file argument.
21096 * configure.ac: Add define for HAVE_GNU_LD.
21097 * configure: Regenerate.
21098 * config.in: Regenerate.
21100 2007-05-07 Naveen.H.S <naveen.hs@kpitcummins.com>
21102 * config/m32c/muldiv.md (mulhisi3_c): Limit the mode of the 2nd
21103 operand to HI mode.
21108 2007-05-07 Jayant Sonar <jayants@kpitcummins.com>
21110 * config/m32c/m32c.c (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
21111 (TARGET_ENCODE_SECTION_INFO): Re-define.
21112 (m32c_encode_section_info): New
21113 (function_vector_handler): New
21114 (current_function_special_page_vector): New
21115 (m32c_special_page_vector_p): New.
21116 * config/m32c/m32c-protos.h (m32c_special_page_vector_p):
21118 * config/m32c/jump.md: Added instruction JSRS for functions
21119 with attribute "function_vector".
21120 * doc/extend.texi (function_vector): Added description
21121 for M16C, M32C targets.
21123 2007-05-07 DJ Delorie <dj@redhat.com>
21126 * config/m32c/shift.md (ashlpsi3_i, ashrpsi3_i, ashlpsi3,
21127 ashrpsi3, lshrpsi3): Update shift count constraint.
21129 2007-05-07 Danny Smith <dannysmith@users.sourceforge.net>
21130 Nathan Froyd <froydnj@codesourcery.com>
21133 * c-incpath.c (add_path): Strip trailing path separators.
21135 2007-05-07 Eric Botcazou <ebotcazou@adacore.com>
21137 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Reset cfg_altered.
21138 Free dominance info before purging EH edges.
21139 (eliminate_degenerate_phis): Likewise.
21140 (propagate_rhs_into_lhs): Set cfg_altered to true instead of 1.
21142 2007-05-07 Jan Hubicka <jh@suse.cz>
21144 * gimplify.c (gimplify_expr): Do not crash when folding
21145 (void *)(int)&a + 4.
21147 2007-05-07 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
21150 * c-opts.c (lang_fortran): Make it non static.
21151 * c-common.h (lang_fortran): New prototype.
21152 * c-cppbuiltin.c (c_cpp_builtins): Create a __GFORTRAN__ if the
21153 -lang-fortran option was passed by the driver.
21155 2007-05-06 Eric Botcazou <ebotcazou@adacore.com>
21157 * timevar.c (timevar_print): Test ENABLE_ASSERT_CHECKING instead
21158 of ASSERT_CHECKING. Tweak message.
21160 2007-05-06 Revital Eres <eres@il.ibm.com>
21163 * loop-unroll.c (insert_var_expansion_initialization):
21164 Initialize the expansions with -zero instead of +zero.
21166 2007-05-05 Aurelien Jarno <aurelien@aurel32.net>
21168 * config/pa/pa.md: Split tgd_load, tld_load and tie_load
21169 into pic and non-pic versions. Mark r19 as used for
21170 tgd_load_pic, tld_load_pic and tie_load_pic. Mark r27 as used
21171 for tgd_load, tld_load and tie_load .
21172 * config/pa/pa.c (legitimize_tls_address): Emit pic or non-pic
21173 version of tgd_load, tld_load and tie_load depending on the
21176 2007-05-04 Ulrich Drepper <drepper@redhat.com>
21177 Jakub Jelinek <jakub@redhat.com>
21179 * crtstuff.c (HIDDEN_DTOR_LIST_END): New macro.
21180 (__do_global_dtors_aux): Use more paranoid loop to run
21181 destructors if HIDDEN_DTOR_LIST_END.
21182 (__DTOR_END__): Export as a hidden symbol when HIDDEN_DTOR_LIST_END.
21184 2007-05-04 Jakub Jelinek <jakub@redhat.com>
21186 * varasm.c (align_variable): Don't increase alignment for
21187 DECL_THREAD_LOCAL_P variables above BITS_PER_WORD through
21188 DATA_ALIGNMENT or CONSTANT_ALIGNMENT.
21190 2007-05-04 Josh Conner <jconner@apple.com>
21192 * basic-block.h (cdi_direction): Assign values to all enumeration
21194 (dom_computed): Remove.
21195 (dom_info_state): New.
21196 (set_dom_info_availability): New.
21197 * tree-ssa-loop-im.c (determine_invariantness): Initialize
21198 walk_data.dom_direction.
21199 * cfghooks.c (delete_basic_block): Use dom_info_available_p()
21200 instead of dom_computed[].
21201 (split_edge): Likewise.
21202 (create_basic_block): Likewise.
21203 (merge_blocks): Likewise.
21204 * ifcvt.c (find_if_header): Likewise.
21205 * tree-cfgcleanup.c (cleanup_tree_cfg): Likewise.
21206 * tree-ssa-dce.c (remove_dead_stmt): Likewise.
21207 * tree-ssa.c (verify_ssa): Likewise.
21208 * tree-cfg.c (tree_verify_flow_info): Likewise.
21209 (remove_edge_and_dominated_blocks): Likewise.
21210 * dominance.c (dom_computed): Make static.
21211 (calc_dfs_tree_nonrec): Change third param to a bool.
21212 (calc_dfs_tree): Change second param to a bool.
21213 (calc_idioms): Change second param to a bool. Use
21214 dom_convert_dir_to_idx.
21215 (init_dom_info): Validate dir before using.
21216 (dom_convert_dir_to_idx): New.
21217 (calculate_dominance_info): Use dom_convert_dir_to_idx. New
21218 variable 'reverse' used for calling calc_dfs_tree and calc_idoms.
21219 (free_dominance_info): Use dom_convert_dir_to_idx.
21220 (get_immediate_dominator): Likewise.
21221 (set_immediate_dominator): Likewise.
21222 (get_dominated_by): Likewise.
21223 (redirect_immediate_dominators): Likewise.
21224 (nearest_common_denominator): Likewise.
21225 (dominated_by_p): Likewise.
21226 (bb_dom_dfs_in): Likewise.
21227 (bb_dom_dfs_out): Likewise.
21228 (recount_dominator): Likewise.
21229 (iterate_fix_dominators): Likewise.
21230 (add_to_dominance_info): Likewise.
21231 (delete_from_dominance_info): Likewise.
21232 (first_dom_son): Likewise.
21233 (next_dom_son): Likewise.
21234 (dom_info_available_p): Likewise.
21235 (dom_info_state): New.
21236 (set_dom_info_availability): New.
21238 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
21240 * config/s390/s390.md ("fix_trunc<mode>di2", "fix_trunc<mode>si2"):
21242 ("fix_trunc<DSF:mode><GPR:mode>2"): Expander added.
21244 2007-05-04 Bob Wilson <bob.wilson@acm.org>
21246 * config/xtensa/xtensa.md (adddi3, adddi_carry): Delete.
21247 (subdi3, subdi_carry): Delete.
21249 2007-05-04 Jan Hubicka <jh@suse.cz>
21250 Richard Guenther <rguenther@suse.de>
21252 * opts.c (decode_options): Do not fiddle with inlining
21253 parameters in case of optimizing for size.
21254 * ipa-inline.c (cgraph_decide_recursive_inlining): When optimizing
21255 for size do nothing.
21256 (cgraph_decide_inlining_of_small_function): When optimizing for
21257 size never inline functions increasing caller size.
21258 (cgraph_early_inlining): Inline for size when optimizing for size.
21260 2007-05-04 Bernd Schmidt <bernd.schmidt@analog.com>
21262 * config/bfin/bfin.md (<optab>di3): Now a define_expand which expands
21263 logical operations piecewise.
21264 (<optab>di_zesidi_di, <optab>di_sesidi_di, negdi2, one_cmpldi2,
21265 zero_extendsidi2, subdi_di_zesidi, subdi_zesidi_di, subdi_di_sesidi,
21266 subdi_sesidi_di): Delete.
21267 (add_with_carry): Produce carry in CC instead of a DREG to shorten
21268 the generated sequence. Allow three-reg add in constraints. Rewrite
21269 the rtl expression for carry to avoid zero_extend of a constant.
21270 (sub_with_carry): New pattern.
21271 (adddi3, subdi3): Change into define_expand. For subtract, generate a
21272 different sequence not involving jumps.
21273 (notbi): Now a named pattern.
21275 2007-05-04 Bradley Lucier <lucier@math.purdue.edu>
21277 * doc/invoke.texi (i386 and x86-64 Options) [-mpc32, -mpc64, -mpc80]:
21278 Add the note about a significant loss of accuracy of some
21279 mathematical routines when these options are used.
21281 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
21283 * haifa-sched.c (rtx_vec_t): New typedef.
21284 (contributes_to_priority_p): Extract piece of priority () into new
21286 (priority): Use the function. Add assertion.
21287 (rank_for_schedule, set_priorities): Add assertion to check that
21288 insn's priority is initialized.
21289 (clear_priorities, calc_priorities): Change signature. Make it update
21290 all relevant insns. Update all callers ('add_to_speculative_block ()'
21291 and 'create_block_check_twin ()').
21292 * sched-int.h (struct haifa_insn_data): Remove field 'priority_known'.
21293 Add new field 'priority_status'.
21294 (INSN_PRIORITY_STATUS): New macro.
21295 (INSN_PRIORITY_KNOWN): Change to use INSN_PRIORITY_STATUS.
21297 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
21299 * sched-ebb.c (debug_ebb_dependencies): New static function.
21300 (init_ready_list): Use it.
21302 * sched-rgn.c (debug_dependencies): Split into 'debug_dependencies ()'
21303 with changed signature and 'debug_rgn_dependencies ()'.
21304 (debug_rgn_dependencies): New static function.
21305 (init_ready_list): Use it.
21307 * sched-int.h (debug_dependencies): Declare.
21309 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
21311 * libgcc-std.ver (__ffssi2): Added to GCC_4.3.0 section.
21313 2007-05-04 Dirk Mueller <dmueller@suse.de>
21315 * c.opt(Wmain,ffreestanding): Enable for C++,ObjC++.
21317 2007-05-03 Jan Hubicka <jh@suse.cz>
21319 * fold-const.c (fold_unary): Convert (T1)(X op Y) into
21320 ((T1)X op (T1)Y), for pointer type in more cases than before.
21322 * gimplify.c (gimplify_expr): Fold (void *)&a + 4.
21324 * tree-object-size.c (plus_expr_object_size): When operand size is
21325 unknown, return unknown.
21327 2007-05-03 Dirk Mueller <dmueller@suse.de>
21329 * doc/invoke.texi (-m386,-m486,-mpentium,-mpentiumpro): Remove.
21331 * config/i386/i386.h (CC1_CPU_SPEC): Remove handling for deprecated
21334 * config/i386/i386.opt (m386,m486,mpentium,mpentiumpro): Remove.
21336 2007-05-03 Janis Johnson <janis187@us.ibm.com>
21338 * doc/sourcebuild.texi (Test Directives) Clarify dg-excess-errors.
21340 2007-05-03 Joseph Myers <joseph@codesourcery.com>
21342 * config/soft-fp/double.h, config/soft-fp/extended.h,
21343 config/soft-fp/floatundidf.c, config/soft-fp/floatundisf.c,
21344 config/soft-fp/floatunsidf.c, config/soft-fp/floatunsisf.c,
21345 config/soft-fp/op-2.h, config/soft-fp/op-4.h,
21346 config/soft-fp/op-common.h, config/soft-fp/quad.h: Update from
21349 2007-05-03 Ian Lance Taylor <iant@google.com>
21351 * config/rs6000/rs6000.c (rs6000_override_options): Don't set
21352 MASK_PPC_GFXOPT for 8540 or 8548.
21354 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
21356 * tree-vect-transform.c (vect_update_inits_of_drs): Use
21357 vect_print_dump_info() to output debug information.
21359 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
21362 * config/i386/i386.c (print_operand) ['z']: Output 'w' for
21363 operands of size 2 when operand is not MEM_P.
21365 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
21367 PR tree-optimization/30565
21368 * lambda-code.c (perfect_nestify): Fix updating of dominators.
21370 2007-05-03 Bernd Schmidt <bernd.schmidt@analog.com>
21372 * config/bfin/bfin.md (addpdi3, us_truncpdisi2): New patterns.
21373 (umulsi3_highpart): Use them.
21374 * config/bfin/lib1funcs.asm (__umulsi3_highpart): Use unsigned move
21375 for final accumulator to D regisster tranfser.
21377 2007-05-03 Dorit Nuzman <dorit@il.ibm.com>
21379 PR tree-optimization/31699
21380 * tree-vect-analyze.c (vect_update_misalignment_for_peel): Remove
21382 (vect_enhance_data_refs_alignment): Compute peel amount using
21383 TYPE_VECTOR_SUBPARTS instead of vf.
21384 * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Likewise.
21386 2007-05-02 Brooks Moses <brooks.moses@codesourcery.com>
21389 * system.h: Remove inclusion of double-int.h
21390 * tree.h: Include double-int.h
21391 * gengtype.c: Likewise
21392 * cfgloop.h: Likewise
21393 * Makefile.in: Adjust dependencies on double-int.h
21395 2007-05-02 Eric Christopher <echristo@apple.com>
21397 * config/darwin.h (TARGET_OPTION_TRANSLATE_TABLE): Translate
21398 -shared to -Zdynamiclib.
21400 2007-05-02 Seongbae Park <seongbae.park@gmail.com>
21403 * c-common.c (strip_pointer_or_array_types): New function.
21404 * c-common.h (strip_pointer_or_array_types): New function declaration.
21406 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
21408 PR tree-optimization/31771
21409 * tree-cfg.c (move_block_to_fn): Assign bb to the correct index.
21411 2007-05-02 Paul Brook <paul@codesourcery.com>
21413 * config/arm/bpabi.S (aeabi_lcmp): Fix result on overflow.
21415 2007-05-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
21417 PR middle-end/29715
21418 * fold-const.c (fold_comparision): Remove the "foo++ == CONST"
21421 2007-05-02 Nick Clifton <nickc@redhat.com>
21423 * config/frv/predicates.md (symbolic_operand): Accept CONSTs.
21425 2007-05-02 Richard Guenther <rguenther@suse.de>
21427 PR tree-optimization/31146
21428 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): New
21429 argument, single_use_p. If we have a single use that is
21430 a conversion to the definition rhs type, propagate that rhs.
21431 (forward_propagate_addr_expr): Pass single_use_p argument
21432 to forward_propagate_addr_expr_1.
21434 2007-05-01 H.J. Lu <hongjiu.lu@intel.com>
21436 * config/i386/i386.c (ix86_expand_sse_comi): Remove unused
21439 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
21441 * doc/invoke.texi: Fix typo, 'AMD Family 10h core' instead of
21442 'AMD Family 10 core'.
21444 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
21446 * config/i386/i386.c (override_options): Accept k8-sse3, opteron-sse3
21447 and athlon64-sse3 as improved versions of k8, opteron and athlon64
21448 with SSE3 instruction set support.
21449 * doc/invoke.texi: Likewise.
21451 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
21453 * config/i386/i386.c (override_options): Tuning 32-byte loop
21454 alignment for amdfam10 architecture. Increasing the max loop
21455 alignment to 24 bytes.
21457 2007-05-01 Kazu Hirata <kazu@codesourcery.com>
21459 * config/m68k/constraints.md: New.
21460 * config/m68k/m68k.h (REG_CLASS_FROM_LETTER,
21461 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
21462 EXTRA_CONSTRAINT): Remove.
21463 * config/m68k/m68k.md: Include constraints.md.
21464 * expr.c (expand_expr_real_1): Copy DECL_RTL before using it.
21466 2007-05-01 Ian Lance Taylor <iant@google.com>
21468 PR tree-optimization/31739
21469 * tree-vrp.c (vrp_val_is_max): New static function.
21470 (vrp_val_is_min): New static function.
21471 (set_value_range_to_value): Use TYPE_{MAX,MIN}_VALUE rather than
21473 (set_value_range): Use vrp_val_is_{max,min}.
21474 (extract_range_from_assert): Likewise.
21475 (extract_range_from_binary_expr): Likewise.
21476 (extract_range_from_unary_expr): Likewise.
21477 (dump_value_range, vrp_meet): Likewise.
21478 (vrp_visit_phi_node): Likewise.
21479 * tree.c (build_distinct_type_copy): Revert change of 2007-04-27.
21481 2007-05-01 Mark Mitchell <mark@codesourcery.com>
21483 * config/i386/gmon-sol2.c (size_t): New type.
21484 (intptr_t): Likewise.
21485 (s_textsize): Declare as size_t.
21487 (monstartup): Use size_t for sizes.
21488 (_mcount): Save and restore registers.
21489 (internal_mcount): Pass 0 as the first argument to monstartup
21491 (moncontrol): Convert pointer to appropriately sized integer
21492 before passing to profil.
21494 2007-05-01 Joseph Myers <joseph@codesourcery.com>
21496 * config/rs6000/darwin-ldouble.c (__gcc_qunord): Define if
21497 __NO_FPRS__, not just if _SOFT_DOUBLE.
21498 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qunord): Likewise.
21499 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Use __gcc_qunord
21500 also for E500 double.
21501 * config/rs6000/rs6000.md (buneq, bunge, bungt, bunle, bunlt,
21502 suneq, sunge, sungt, sunle, sunlt): Disable for (TARGET_HARD_FLOAT
21505 2007-05-01 Richard Guenther <rguenther@suse.de>
21507 * tree-ssa-loop-manip.c (ip_normal_pos): Check if last stmt
21510 2007-05-01 Joseph Myers <joseph@codesourcery.com>
21512 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qgt): Fix typo.
21514 2007-05-01 Jan Hubicka <jh@suse.cz>
21516 * tree-vectorize.c (vect_is_simple_use): gimple_min_invariant is
21519 2007-05-01 Jan Hubicka <jh@suse.cz>
21521 * tree.h (maybe_fold_offset_to_component_ref): Remove.
21522 (maybe_fold_offset_to_reference): Declare.
21523 * fold-const.c (fold_unary): Do not fold
21524 (type *)&A into &A->field_of_type_and_offset_0
21525 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): When base type
21526 size is unknown, give up.
21527 (maybe_fold_offset_to_component_ref): Ignore firelds with unknown
21529 (maybe_fold_offset_to_reference): New.
21530 (maybe_fold_stmt_indirect): Use it.
21531 (fold_stmt_r): Fold (type *)&A+offset into A->field_if_type_and_offset.
21532 * gimplify.c (gimplify_conversion): Canonicalize conversions to
21534 (gimplify_expr): Likewise for plus_expr.
21536 2007-05-01 Zdenek Dvorak <dvorakz@suse.cz>
21538 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Use
21539 bsi_after_labels. Always insert statements before bsi.
21540 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
21541 * predict.c (apply_return_prediction): Check for empty blocks.
21542 * cfgexpand.c (lab_rtx_for_bb): New variable.
21543 (label_rtx_for_bb): Do not create new tree labels.
21544 (expand_gimple_basic_block): Add labels recorded in lab_rtx_for_bb.
21545 (tree_expand_cfg): Initialize lab_rtx_for_bb.
21546 * tree-cfg.c (build_tree_cfg): Call cleanup_dead_labels after
21548 (label_for_bb): Add field used.
21549 (update_eh_label, main_block_label): Mark the label used.
21550 (cleanup_dead_labels): Remove unused labels.
21552 2007-05-01 Richard Guenther <rguenther@suse.de>
21554 * tree-vrp.c (set_value_range): Do not allocate equiv bitmap
21555 if it is not about to be set.
21556 (get_value_range): Do not pre-allocate equiv bitmap.
21557 (update_value_range): No need to clear equiv field.
21558 (add_equivalence): Change prototype to get bitmap pointer.
21559 Allocate bitmap here if it is not already.
21560 (extract_range_from_assert): Do not allocate bitmap here.
21561 Update callers to add_equivalence.
21562 (extract_range_from_ssa_name): Likewise.
21563 (get_vr_for_comparison): New static helper.
21564 (compare_name_with_value): Handle NULL equiv bitmap by
21565 peeling the first iteration of the comparison loop.
21566 Use get_vr_for_comparison.
21567 (compare_names): Handle NULL equiv bitmaps by using fake
21568 ones. Use get_vr_for_comparison.
21570 2007-04-30 Brooks Moses <brooks.moses@codesourcery.com>
21572 * double-int.c (mpz_set_double_int): Moved from
21573 tree-ssa-loop-niter.c.
21574 (mpz_get_double_int): Likewise; also, add option to wrap
21575 out-of-range integers.
21576 * double-int.h: New prototypes for above.
21577 * tree.c (get_static_type_bounds): Moved from
21578 tree-ssa-loop-niter.c; now returns TYPE_MIN_VALUE and
21579 TYPE_MAX_VALUE if they exist..
21580 * tree.h: New prototype for above.
21581 * tree-ssa-loop-niter.c: Adjust mpz_to_double_int and
21582 get_type_bounds calls.
21583 (mpz_set_double_int): Move to double-int.c.
21584 (get_type_bounds): Move to tree.c, rename to
21585 get_static_type_bounds.
21586 (mpz_to_double_int): Move to double-int.c, rename to
21587 mpz_get_double_int.
21589 2007-04-30 Bob Wilson <bob.wilson@acm.org>
21591 * config/xtensa/lib1funcs.asm (__umodsi3, __modsi3): Rearrange so that
21592 DIV0 exception can fall through to a normal return.
21594 2007-04-30 Alexandre Oliva <aoliva@redhat.com>
21596 PR middle-end/22156
21597 Temporarily revert:
21598 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
21599 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
21600 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
21601 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
21602 initialize align to silence bogus warning.
21603 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
21604 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
21606 (struct sra_walk_fns): Remove use_all parameter from use.
21607 (sra_hash_tree): Handle BIT_FIELD_REFs.
21608 (sra_elt_hash): Don't hash bitfld blocks.
21609 (sra_elt_eq): Skip them in parent compares as well. Handle
21611 (sra_walk_expr): Don't maintain or pass down use_all_p.
21612 (scan_use): Remove use_all parameter.
21613 (scalarize_use): Likewise. Re-expand assignment to
21614 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
21615 output, and re-scalarize after output. Don't mark anything
21617 (scalarize_ldst): Adjust.
21618 (scalarize_walk_gimple_modify_statement): Likewise.
21619 (build_element_name_1): Handle BIT_FIELD_REFs.
21620 (instantiate_element): Don't warn for any element whose parent
21621 is used as a whole.
21622 (instantiate_missing_elements_1): Return the sra_elt.
21623 (canon_type_for_field): New.
21624 (try_instantiate_multiple_fields): New.
21625 (instantiate_missing_elemnts): Use them.
21626 (mark_no_warning): Removed.
21627 (generate_one_element_ref): Handle BIT_FIELD_REFs.
21628 (REPLDUP, sra_build_elt_assignment): New.
21629 (generate_copy_inout): Use them.
21630 (generate_element_copy): Likewise. Handle bitfld differences.
21631 (generate_element_zero): Don't recurse for blocks. Use
21632 sra_build_elt_assignment.
21633 (generate_one_element_int): Take elt instead of var. Use
21634 sra_build_elt_assignment.
21635 (generate_element_init_1): Adjust.
21636 (scalarize_use, scalarize_copy): Use REPLDUP.
21637 (scalarize_ldst): Move assert before dereference.
21638 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
21640 2007-04-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
21643 * tree.c (reconstruct_complex_type): Reconstruct a reference
21645 Also use the same mode for the pointer as the old pointer type.
21647 2007-04-30 Francois-Xavier Coudert <coudert@clipper.ens.fr>
21649 * doc/trouble.texi (Interoperation): Remove note about Ultrix
21652 2007-04-29 Zdenek Dvorak <dvorakz@suse.cz>
21654 PR rtl-optimization/31676
21655 * df-scan.c (record_nonlocal_goto_receiver_defs): New function.
21656 (df_refs_record): Call it.
21658 2007-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
21660 * rtl.def (SS_ABS): New code.
21661 * config/bfin/bfin.c (print_operand): New modifier 'v'.
21662 (enum bfin_builtins): Add BFIN_BUILTIN_SUM_2X16, BFIN_BUILTIN_ABS_1x32,
21663 BFIN_BUILTIN_ROUND_1x32, BFIN_BUILTIN_MULT_1x32x32,
21664 BFIN_BUILTIN_MULT_1x32x32NS, BFIN_BUILTIN_SSASHIFT_1x32.
21665 (bfin_init_builtins): Define them.
21666 (bdesc_1arg, bdesc_2arg): Add some of them here, ...
21667 (bfin_expand_builtin): ... and handle the others here.
21668 * config/bfin/bfin.md (ssabssi2, ssroundsi2, ssashiftsi3,
21669 flag_mul_macv2hi_parts_acconly_andcc0): New patterns.
21670 (ss_absv2hi2): Renamed from absv2hi; use ss_abs code.
21671 (ssashiftv2hi3, ssashifthi3, lshiftv2hi3, lshifthi3): Shift count
21672 operand is only HImode.
21674 2007-04-29 Steven Bosscher <steven@gcc.gnu.org>
21676 * regclass.c (scan_one_insn): Remove splitting of
21679 2007-04-28 Sandra Loosemore <sandra@codesourcery.com>
21680 Nigel Stephens <nigel@mips.com>
21682 * config/mips/mips.h (SLOW_BYTE_ACCESS): Turn off for MIPS16.
21684 2007-04-28 Jan Hubicka <jh@suse.cz>
21686 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Use
21687 insn_locators_alloc instead of insn_locators_initialize;
21688 call reset_block_changes.
21689 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
21690 * config/sh/sh.c (sparc_output_mi_thunk): Likewise.
21691 * config/is64/ia64.c (ia64_output_mi_thunk): Likewise.
21692 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
21693 * config/score/score.c (th_output_mi_thunk): Likewise.
21694 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
21695 * cfglyaout.c (set_curr_insn_source_location, set_curr_insn_block):
21696 tolerate uninitialized locator info.
21699 * function.c (init_function_start): Don't init line number info.
21700 (expand_function_end): Update.
21701 (reset_block_changes, record_block_change, finalize_block_changes,
21702 check_block_change, free_block_changes): Kill.
21703 * function.h (reset_block_changes, record_block_change,
21704 finalize_block_changes, check_block_change, free_block_changes):
21706 (struct function): Remove ib_boundaries_block.
21707 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
21708 Use curr_insn_locator to initialize locator.
21709 (emit_line_note): Remove.
21710 * cfgexpand.c (expand_gimple_cond_expr): Update.
21711 (construct_exit_block): Likewise.
21712 (tree_expand_cfg): Initialize/finalize locators.
21713 * expr.c (expand_expr_real): Update.
21714 * cfglayout.c (line_locators_locs, line_locators_lines,
21715 file_locators_locs, file_locators_files): Remove.
21716 (set_block_levels): Move to cfgexpand.c.
21717 (insn_locators_initialize): Remove.
21718 (pass_insn_locators_initialize): Remove.
21719 (locations_locators_locs, locations_locators_vals): New static vars.
21720 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
21722 (insn_locators_alloc, insn_locators_finalize,
21723 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
21725 (locator_location): New.
21726 (locator_line, locator_file): Rewrite.
21727 * rtl.h (emit_line_note): Kill.
21728 (insn_locators_alloc, insn_locators_finalize,
21729 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
21731 * tree-inline.c (initialize_cfun): Do not initialize
21732 ib_boundaries_block.
21733 * passes.c (pass_insn_locators_initialize): Remove.
21735 2007-04-28 Zdenek Dvorak <dvorakz@suse.cz>
21737 * tree-cfg.c (move_block_to_fn): Release bb from dominance
21738 info. Update last_basic_block correctly.
21740 2007-04-27 Kaz Kojima <kkojima@gcc.gnu.org>
21743 * config/sh/sh.c (output_stack_adjust): Avoid using the frame
21744 register itself to hold the offset constant. Tell flow the use
21745 of r4 and r5 when they are used.
21747 2007-04-27 Richard Guenther <rguenther@suse.de>
21749 * tree-ssa-forwprop.c (forward_propagate_into_cond): Keep track
21750 if we simplified anything.
21751 (tree_ssa_forward_propagate_single_use_vars): Defer overflow
21752 warnings until we did a simplification and the stmt was not
21753 marked as TREE_NO_WARNING.
21755 2007-04-27 Mike Stump <mrs@apple.com>
21757 * config/rs6000/darwin.h (ALWAYS_PUSH_CONSTS_USING_REGS_P): Remove.
21759 2007-04-27 Ian Lance Taylor <iant@google.com>
21761 PR middle-end/31710
21762 * tree.c (build_distinct_type_copy): If TYPE_MIN_VALUE or
21763 TYPE_MAX_VALUE exist, convert them to the new type.
21765 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
21767 * tree-cfgcleanup.c (cleanup_tree_cfg): Verify dominance info
21768 if it claims to be available.
21769 * tree-ssa-dce.c (remove_dead_stmt): Mark cfg as altered when
21770 edge is redirected.
21771 (perform_tree_ssa_dce): Always free postdominators.
21773 2007-04-27 Richard Henderson <rth@redhat.com>
21775 * config/alpha/predicates.md (aligned_memory_operand): Mark
21776 as define_special_predicate.
21777 (unaligned_memory_operand, normal_memory_operand): Likewise.
21778 (reg_or_unaligned_mem_operand): Remove.
21779 (any_memory_operand): Match the documentation and check for
21780 non-renumbered pseudos during reload.
21781 * config/alpha/alpha.c (alpha_secondary_reload): Rename from
21782 alpha_secondary_reload_class, update to new interface, make static.
21783 Handle CQImode like HImode. Remove FP subreg check.
21784 (alpha_expand_mov): Use replace_equiv_address.
21785 (alpha_expand_mov_nobwx): Use any_memory_operand.
21786 (TARGET_SECONDARY_RELOAD): New.
21787 * config/alpha/alpha.h (SECONDARY_INPUT_RELOAD_CLASS): Remove.
21788 (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
21789 * config/alpha/sync.md (I12MODE, I48MODE, modesuffix): Move ...
21790 * config/alpha/alpha.md: ... here.
21791 (RELOAD12, reloadmode): New.
21793 (reload_in<RELOAD12>): Macro-ize from reload_inqi, reload_inhi.
21794 Don't handle the aligned case here.
21795 (reload_out<RELOAD12>): Macro-ize from reload_outqi, reload_outhi.
21796 (reload_in<I12MODE>_aligned): Macro-ize from reload_inqi_help,
21797 reload_inhi_help. Don't expect a scratch register.
21798 (reload_out<I12MODE>_aligned): Macro-ize from reload_outqi_help,
21800 * config/alpha/alpha-protos.h (alpha_secondary_reload_class): Remove.
21802 2007-04-27 Richard Guenther <rguenther@suse.de>
21804 * tree-ssa-forwprop.c (get_prop_dest_stmt): Fix comment typo.
21806 2007-04-27 Richard Guenther <rguenther@suse.de>
21808 PR tree-optimization/30965
21809 PR tree-optimization/30978
21810 * Makefile.in (tree-ssa-forwprop.o): Depend on $(FLAGS_H).
21811 * tree-ssa-forwprop.c (forward_propagate_into_cond_1): Remove.
21812 (find_equivalent_equality_comparison): Likewise.
21813 (simplify_cond): Likewise.
21814 (get_prop_source_stmt): New helper.
21815 (get_prop_dest_stmt): Likewise.
21816 (can_propagate_from): Likewise.
21817 (remove_prop_source_from_use): Likewise.
21818 (combine_cond_expr_cond): Likewise.
21819 (forward_propagate_comparison): New function.
21820 (forward_propagate_into_cond): Rewrite to use fold for
21822 (tree_ssa_forward_propagate_single_use_vars): Call
21823 forward_propagate_comparison to propagate comparisons.
21825 2007-04-27 Richard Guenther <rguenther@suse.de>
21827 PR tree-optimization/31715
21828 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make
21829 sure to do computation on the offset in an appropriate
21832 2007-04-27 Richard Sandiford <richard@codesourcery.com>
21834 * reload.h (elimination_target_reg_p): Declare.
21835 * reload.c (find_reloads): Don't apply the reg_rtx move
21836 optimization if the SET_DEST satisfies elimination_target_reg_p.
21837 * reload1.c (elimination_target_reg_p): New function.
21838 (gen_reload): In the move/add2 fallback, make sure that op0
21839 does not overlap the destination register.
21841 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
21843 * tree-ssa-loop-im.c (determine_invariantness_stmt): Attempt to
21844 transform only GIMPLE_MODIFY_STMTs.
21845 * tree-complex.c (expand_complex_operations_1): Ditto.
21846 (expand_complex_div_wide): Do not create gotos in COND_EXPR branches.
21847 * tree-ssa-loop-manip.c (build_if_stmt): Removed.
21848 (tree_transform_and_unroll_loop): Do not create gotos in COND_EXPR
21850 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
21851 tree_mod_subtract, tree_ic, tree_stringop_fixed_value): Ditto.
21852 * omp-low.c (expand_parallel_call, expand_omp_for_generic,
21853 expand_omp_for_static_chunk, expand_omp_for_static_nochunk): Ditto.
21854 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes,
21855 slpeel_add_loop_guard): Ditto.
21856 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
21857 * lambda-code.c (perfect_nestify): Ditto.
21858 * tree-iterator.c (tsi_split_statement_list_before): Fix splitting
21859 before the first statement.
21860 * tree-optimize.c (execute_free_datastructures): Fix comments.
21861 (execute_free_cfg_annotations): Do not call disband_implicit_edges.
21862 * tree-flow.h (disband_implicit_edges): Declaration removed.
21863 * tree-cfg.c (make_cond_expr_edges): Remove gotos from COND_EXPR
21865 (cleanup_dead_labels, tree_redirect_edge_and_branch): Handle
21866 COND_EXPRs without gotos.
21867 (disband_implicit_edges, has_label_p): Removed.
21868 (tree_verify_flow_info): Verify that COND_EXPR branches are empty.
21869 (tree_lv_add_condition_to_bb): Do not create gotos in COND_EXPR
21871 * tree.c (build3_stat): Mark COND_EXPRs used as statements as having
21873 * tree-pretty-print.c (dump_implicit_edges): Dump implicit edges
21874 also for COND_EXPRs.
21875 * cfgexpand.c (label_rtx_for_bb): New function.
21876 (expand_gimple_cond_expr): Do not expect gotos in COND_EXPR branches.
21877 Use label_rtx_for_bb to find the labels.
21878 (expand_gimple_basic_block): Remove RETURN_EXPR at the end of the
21879 last block. Detect fallthru edges.
21881 2007-04-26 Ian Lance Taylor <iant@google.com>
21884 * reload.c (find_reloads_subreg_address): If the address was valid
21885 in the original mode but not in the new mode, reload the whole
21888 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
21890 * tree-cfgcleanup.c (cfgcleanup_altered_bbs): New global variable.
21891 (remove_fallthru_edge): Use remove_edge_and_dominated_blocks.
21892 (cleanup_control_expr_graph): Do not invalidate dominance info.
21893 Record altered blocks.
21894 (cleanup_control_flow, cleanup_forwarder_blocks): Removed.
21895 (cleanup_control_flow_bb, split_bbs_on_noreturn_calls,
21896 cleanup_tree_cfg_bb): New functions.
21897 (remove_forwarder_block): Do not maintain the worklist of blocks.
21898 Record altered blocks.
21899 (cleanup_tree_cfg_1): Iterate over cfgcleanup_altered_bbs,
21900 not over whole cfg.
21901 (cleanup_tree_cfg): Do not iterate cleanup_tree_cfg_1. Only call
21902 delete_unreachable_blocks if dominators are not available.
21903 * tree-inline.c (optimize_inline_calls): Free dominance information
21905 * tree-flow.h (remove_edge_and_dominated_blocks,
21906 cfgcleanup_altered_bbs): Altered.
21907 * tree-cfg.c (replace_uses_by, tree_merge_blocks): Record altered
21909 (get_all_dominated_blocks, remove_edge_and_dominated_blocks): New
21911 (tree_purge_dead_eh_edges): Use remove_edge_and_dominated_blocks,
21912 do not invalidate dominators.
21914 2007-04-26 Anatoly Sokolov <aesok@post.ru>
21916 * config/avr/avr.c (avr_mcu_types): Add support for ATmega8HVA and
21917 ATmega16HVA devices. Move AT90USB82 device to 'avr5' architecture.
21918 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
21919 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
21921 2007-04-26 Steve Ellcey <sje@cup.hp.com>
21923 * config/ia64/ia64.md (ip_value): Fix itanium_class attribute.
21925 2007-04-26 Richard Guenther <rguenther@suse.de>
21927 PR tree-optimization/31703
21928 * tree-ssa-loop-im.c (rewrite_bittest): Make sure to use
21929 the right type for the target of the bittest.
21931 2007-04-26 Richard Sandiford <richard@codesourcery.com>
21933 * config/i386/vx-common.h (RETURN_IN_MEMORY): Use
21934 ix86_sol10_return_in_memory.
21936 2007-04-26 Richard Sandiford <richard@codesourcery.com>
21938 * config/i386/i386.c (ix86_sol10_return_in_memory): Remove unused
21941 2007-04-26 Jakub Jelinek <jakub@redhat.com>
21944 * tree-inline.c (copy_body_r): Don't touch TREE_TYPE of OMP_CLAUSE.
21946 PR tree-optimization/30558
21947 * tree-eh.c (lower_eh_filter): If EH_FILTER_MUST_NOT_THROW
21948 clear this_state.prev_try.
21950 2007-04-26 Richard Sandiford <richard@codesourcery.com>
21951 Mark Mitchell <mark@codesourcery.com>
21953 * config/i386/i386-protos.h (ix86_sol10_return_in_memory): Declare.
21954 * config/i386/i386.c (ix86_sol10_return_in_memory): New function.
21955 * config/i386/sol2-10.h (RETURN_IN_MEMORY): Use it.
21957 2007-04-26 Richard Sandiford <richard@codesourcery.com>
21960 * doc/invoke.texi (%:print-asm-header): Document.
21961 * gcc.c (asm_options): Use %:print-asm-header() for --target-help
21963 (static_spec_functions): Add print-asm-header.
21964 (main): Print a banner before the --target-help linker options.
21965 (print_asm_header_spec_function): New function.
21967 2007-04-25 Kaz Kojima <kkojima@gcc.gnu.org>
21970 * config/sh/sh.md (movsi_ie): Fix length for TARGET_SH2A.
21971 (movsf_ie): Likewise.
21973 2007-04-25 Paolo Carlini <pcarlini@suse.de>
21975 * doc/extend.texi ([Type Traits]): Adjust per N2255.
21977 2007-04-25 Bob Wilson <bob.wilson@acm.org>
21979 * config/xtensa/lib1funcs.asm (__udivsi3, __divsi3): Throw an
21980 exception for divide-by-zero.
21981 (__umodsi3, __modsi3): Likewise.
21983 2007-04-25 Dirk Mueller <dmueller@suse.de>
21985 * c-typeck.c (build_compound_expr): Annotate warning()
21986 call with OPT_Wunused_value.
21987 * tree-ssa.c (warn_uninit): Annotate warning with
21989 * c-common.c (handle_sentinel_attribute): Annotate warning
21990 call with OPT_Wattributes.
21992 2007-04-25 Thiemo Seufer <ths@mips.com>
21994 * config/mips/mips.opt (mdmx, mmt, mno-mdmx): New options.
21995 (mips16): Fix typo.
21996 * config/mips/mips.h (ASM_SPEC): Pass -mmt/-mno-mt and -mdmx/-mno-mdmx
21997 on to the assembler. Improve handling of -mno-mips16. Add handling
21998 of -mno-mips3d, -mno-dsp, -mno-dspr2.
21999 * doc/invoke.texi (MIPS Options): Whitespace cleanup. Fix wrong use
22000 of @itemx. Document -mno-dsp, -mno-dspr2, -mno-paired-single, -mdmx,
22001 -mno-mdmx, -mno-mips3d, -mmt and -mno-mt.
22003 2007-04-25 Danny Smith <dannysmith.users.sourceforge.net>
22006 * config/i386/winnt.c (i386_pe_file_end): Strip only
22007 USER_LABEL_PREFIX when writing export name.
22009 2007-04-25 Richard Sandiford <richard@codesourcery.com>
22011 * config.gcc (sh-wrs-vxworks): Don't include dbxelf.h. Include
22012 sh/elf.h, vx-common.h and vxworks.h.
22013 * config/sh/sh.h: Include config/vxworks-dummy.h.
22014 (SUBTARGET_OVERRIDE_OPTIONS): Define.
22015 (OVERRIDE_OPTIONS): Use it.
22016 * config/sh/sh.md (GOTaddr2picreg): Add suport for VxWorks RTPs.
22017 (vxworks_picreg): New pattern.
22018 * config/sh/vxworks.h (TARGET_OS_CPP_BUILTINS): Use
22019 VXWORKS_OS_CPP_BUILTINS.
22020 (LIB_SPEC, LINK_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine
22021 to their VXWORKS_* equivalents.
22022 (SUBTARGET_OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
22023 (SUBTARGET_LINK_EMUL_SUFFIX, FUNCTION_PROFILER): Define.
22024 * config/sh/lib1funcs.asm (NO_FPSCR_VALUES): Define for VxWorks PIC.
22025 (set_fpscr, ic_invalidate): Add VxWorks PIC sequences.
22026 * config/sh/t-vxworks (MULTILIB_OPTIONS): Add m4a, -mrtp and
22027 -mrtp/-fPIC multilibs.
22028 (MULTILIB_EXCEPTIONS): Generalize globs accordingly.
22029 (MULTILIB_MATCHES, EXTRA_MULTILIB_PARTS): Define.
22030 (MULTILIB_OSDIRNAMES): Delete.
22032 2007-04-25 Anatoly Sokolov <aesok@post.ru>
22035 * config/avr/avr.h (ASM_OUTPUT_ALIGN): Redefine.
22037 2007-04-24 Brooks Moses <brooks.moses@codesourcery.com>
22039 * real.c (mpfr_from_real): Handle Inf and NaN, and allow the
22040 rounding mode to be specified by the caller.
22041 (real_to_mpfr) Likewise.
22042 * real.h: Update mpfr_from_real, mpfr_to_real prototypes to
22043 include new arguments.
22044 * builtins.c: Update mpfr_from_real, mpfr_to_real calls.
22046 2007-04-24 Ian Lance Taylor <iant@google.com>
22048 PR tree-optimization/31605
22049 * tree-vrp.c (set_value_range): Check that min and max are not
22050 both overflow infinities.
22051 (set_value_range_to_value): New static function.
22052 (extract_range_from_binary_expr): Call set_value_range_to_value.
22053 (extract_range_from_cond_expr): Likewise.
22054 (extract_range_from_expr): Likewise.
22055 (extract_range_from_unary_expr): Likewise. Don't create a range
22056 which overflows on both sides.
22057 (vrp_meet): Check for a useless range.
22058 (vrp_visit_phi_node): If we see a constant which looks like an
22059 overflow infinity, turn off the TREE_OVERFLOW flag.
22061 2007-04-24 Ian Lance Taylor <iant@google.com>
22063 * flow.c (elim_reg_cond): Handle a comparison of a subreg.
22065 2007-04-24 Simon Martin <simartin@users.sourceforge.net>
22067 PR diagnostic/25923
22068 * tree-pass.h (TDF_DIAGNOSTIC): New dump control to specify that a
22069 diagnostic message is being built.
22070 * tree-pretty-print.c (dump_generic_node): Only write the
22071 formatted text into BUFFER's stream if we are not building a
22072 diagnostic message.
22073 * toplev.c (default_tree_printer): Pass TDF_DIAGNOSTIC to
22075 * Makefile.in (toplev.o): Depend on tree-pass.h.
22077 2007-04-24 Ian Lance Taylor <iant@google.com>
22079 PR tree-optimization/31602
22080 * tree-ssa-loop-ch.c (copy_loop_headers): Set TREE_NO_WARNING for
22081 conditionals in the copied loop header.
22082 * tree-cfg.c (fold_cond_expr_cond): Don't issue undefined overflow
22083 warnings if TREE_NO_WARNING is set.
22084 * doc/invoke.texi (Warning Options): Clarify that
22085 -Wstrict-overflow does not warn about loops.
22087 2007-04-24 Janis Johnson <janis187@us.ibm.com>
22089 * config/rs6000/rs6000.c (function_arg_advance): For 32-bit ELF ABI,
22090 expand on the comment about _Decimal128 arguments and check the
22091 integer result of the modulus operation; for 64-bit ELF ABI, ensure
22092 that _Decimal128 argument uses even/odd register pair.
22093 (function_arg): Ditto.
22095 2007-04-24 Hui-May Chang <hm.chang@apple.com>
22097 * reload1.c (merge_assigned_reloads) : Do not merge a RELOAD_OTHER
22098 instruction with a RELOAD_FOR_OPERAND_ADDRESS instruction.
22100 2007-04-24 Richard Guenther <rguenther@suse.de>
22101 Olga Golovanevsky <olga@il.ibm.com>
22103 * fold-const.c (multiple_of_p): Check for bottom
22106 2007-04-24 Richard Henderson <rth@redhat.com>
22108 * libgcc2.h (AVOID_FP_TYPE_CONVERSION): Rename from
22109 IS_IBM_EXTENDED. Also define in terms of WIDEST_HARDWARE_FP_SIZE.
22110 * libgcc2.c (__floatdisf): Avoid double-word arithmetic when
22111 looking for non-zero bits shifted out. Avoid a recursive call
22112 when constructing the scalar.
22113 (__floatundisf): Likewise.
22115 2007-04-24 Nathan Froyd <froydnj@codesourcery.com>
22117 * dwarf2out.c (field_byte_offset): Move the existing logic
22118 under the control of PCC_BITFIELD_TYPE_MATTERS and just use
22119 the bit offset of the field if !PCC_BITFIELD_TYPE_MATTERS.
22121 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
22124 * config/s390/s390.c (s390_expand_setmem): Don't ICE for constant
22125 length argument of 0 for memset.
22126 (s390_expand_movmem, s390_expand_setmem, s390_expand_cmpmem): Use
22127 unsigned shift instead of the signed variant.
22129 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
22131 * config/s390/s390.md ("*cmp<mode>_ccs_0_ibm", "*cmp<mode>_ccs_ibm",
22132 "fix_trunc<BFP:mode><GPR:mode>2_ieee", "fix_truncdfsi2_ibm",
22133 "floatsidf2_ibm", "floatsisf2", "truncdfsf2_ieee", "truncdfsf2_ibm",
22134 "*trunctfdf2_ieee", "*trunctfdf2_ibm", "*trunctfsf2_ieee",
22135 "*trunctfsf2_ibm", "extendsfdf2_ieee", "extendsfdf2_ibm",
22136 "*extenddftf2_ieee", "*extenddftf2_ibm", "*extendsftf2_ieee",
22137 "*extendsftf2_ibm", "*add<mode>3", "*add<mode>3_ibm", "*sub<mode>3_ibm",
22138 "*mul<mode>3", "*mul<mode>3_ibm", "*div<mode>3", "*div<mode>3_ibm",
22139 "*neg<mode>2_ibm", "*abs<mode>2_ibm"): Insn definitions removed.
22140 ("fix_trunc<BFP:mode><GPR:mode>2_bfp", "floatsi<mode>2",
22141 "truncdfsf2", "trunctf<mode>2", "add<mode>3", "sub<mode>3",
22142 "mul<mode>3", "div<mode>3"): Insn definitions added.
22143 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fix_trunc<mode>di2",
22144 "fix_trunc<mode>si2"): gen_fix_trunc<BFP:mode><GPR:mode>2_ieee renamed
22145 to gen_fix_trunc<BFP:mode><GPR:mode>2_bfp.
22146 ("fix_truncdfsi2", "floatsitf2", "truncdfsf2", "trunctfdf2",
22147 "trunctfsf2", "extendsfdf2", "extenddftf2", "extendsftf2", "add<mode>3",
22148 "sub<mode>3", "mul<mode>3", "div<mode>3"): Expander removed.
22149 ("fix_trunc<mode>si2", "extend<DSF:mode><BFP:mode>2"): Expander added.
22150 * config/s390/s390.h (TARGET_IBM_FLOAT, TARGET_IEEE_FLOAT,
22151 TARGET_FLOAT_FORMAT): Macro definitions removed.
22152 (FP_REGNO_P): No special case for !TARGET_IEEE_FLOAT anymore.
22153 * config/s390/s390.c (struct processor_costs, z900_cost, z990_cost,
22154 z9_109_cost): Remove fields for hexfloat instructions: dxr, ddr and der.
22155 (s390_rtx_costs): Remove !TARGET_IEEE_FLOAT special branches.
22156 (s390_gen_rtx_const_DI): Function removed.
22157 * config/s390/s390-protos.h (s390_gen_rtx_const_DI): Prototype removed.
22159 2007-04-24 Richard Sandiford <richard@codesourcery.com>
22161 * optabs.c (set_conv_libfunc): Prefer libgcc2's __ffsMM2 functions
22162 over an external ffs function.
22164 2007-04-24 Chao-ying Fu <fu@mips.com>
22165 Richard Sandiford <richard@nildram.co.uk>
22167 * doc/md.texi (madd@var{m}@var{n}4, umadd@var{m}@var{n}4): Document.
22168 * optabs.h (OTI_smadd_widen, OTI_umadd_widen): New optab_indexes.
22169 (smadd_widen_optab, umadd_widen_optab): Define.
22170 * optabs.c (init_optabs): Initialize smadd_widen_optab and
22172 * genopinit.c (optabs): Fill in smadd_widen_optab and
22174 * expr.c (expand_expr_real_1): Try to use smadd_widen_optab
22175 and umadd_widen_optab to implement multiply-add sequences.
22176 * config/mips/mips.md (*<su>mul_acc_di): Rename to...
22177 (<u>maddsidi4): ...this. Extend condition to include
22178 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
22179 of operand 0 to "ka" and use the three-operand form of madd<u>
22181 * config/mips/mips-dspr2.md (mips_madd, mips_maddu): Convert
22183 * config/mips/constraints.md (ka): New register constraint.
22185 2007-04-24 Jan Hubicka <j@suse.cz>
22189 2007-04-23 Jan Hubicka <jh@suse.cz>
22190 * function.c (init_function_start): Don't init line number info.
22191 (expand_function_end): Update.
22192 (reset_block_changes, record_block_change, finalize_block_changes,
22193 check_block_change, free_block_changes): Kill.
22194 * function.h (reset_block_changes, record_block_change,
22195 finalize_block_changes, check_block_change, free_block_changes):
22197 (struct function): Remove ib_boundaries_block.
22198 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
22199 Use curr_insn_locator to initialize locator.
22200 (emit_line_note): Remove.
22201 * cfgexpand.c (expand_gimple_cond_expr): Update.
22202 (construct_exit_block): Likewise.
22203 (tree_expand_cfg): Initialize/finalize locators.
22204 * expr.c (expand_expr_real): Update.
22205 * cfglayout.c (line_locators_locs, line_locators_lines,
22206 file_locators_locs, file_locators_files): Remove.
22207 (set_block_levels): Move to cfgexpand.c.
22208 (insn_locators_initialize): Remove.
22209 (pass_insn_locators_initialize): Remove.
22210 (locations_locators_locs, locations_locators_vals): New static vars.
22211 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
22213 (insn_locators_alloc, insn_locators_finalize,
22214 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
22216 (locator_location): New.
22217 (locator_line, locator_file): Rewrite.
22218 * rtl.h (emit_line_note): Kill.
22219 (insn_locators_alloc, insn_locators_finalize,
22220 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
22222 * tree-inline.c (initialize_cfun): Do not initialize
22223 ib_boundaries_block.
22224 * passes.c (pass_insn_locators_initialize): Remove.
22226 2007-04-24 Daniel Franke <franke.daniel@gmail.com>
22228 * doc/invoke.texi: Removed leading '-' from option index entries.
22230 2007-04-23 Zdenek Dvorak <dvorakz@suse.cz>
22232 * tree-phinodes.c (reserve_phi_args_for_new_edge, remove_phi_node):
22234 (create_phi_node): Use set_phi_nodes.
22235 * omp-low.c (expand_omp_parallel): Use bb_stmt_list.
22236 * tree-if-conv.c (process_phi_nodes): Use set_phi_nodes.
22237 (combine_blocks): Use bb_stmt_list and set_bb_stmt_list.
22238 * tree-flow-inline.h (phi_nodes, set_phi_nodes,
22239 (bsi_start, bsi_last): Use bb_stmt_list.
22240 (phi_nodes_ptr, bb_stmt_list, set_bb_stmt_list): New functions.
22241 * cfgexpand.c (expand_gimple_basic_block): Use bb_stmt_list.
22242 Traverse the statements using tsi iterator.
22243 * basic-block.h (struct basic_block_def): Fields stmt_list
22244 and phi_nodes moved to ...
22245 (struct tree_bb_info): ... new structure.
22246 * tree-cfg.c (create_bb): Allocate il.tree. Use set_bb_stmt_list.
22247 (tree_merge_blocks): Use bb_stmt_list and set_bb_stmt_list.
22248 (remove_bb): Handle blocks with NULL stmt list. Clear il.tree field.
22249 (tree_verify_flow_info): Verify that il.tree is not set for
22250 entry and exit block.
22251 (tree_split_block): Use set_bb_stmt_list.
22253 2007-04-23 Mike Stump <mrs@apple.com>
22255 * config/i386/i386.c (ix86_tune_features
22256 [X86_TUNE_DEEP_BRANCH_PREDICTION]: Prefer call over thunks on
22259 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
22261 * config/i386/i386.md (prefix_extra): New attribute.
22262 (length): Add prefix_extra.
22264 * onfig/i386/sse.md (sse2_movdqu): Set prefix_data16.
22265 (sse2_movntv2di): Likewise.
22266 (sse2_cvtps2dq): Likewise.
22267 (sse2_cvtpd2pi): Likewise.
22268 (sse2_cvttpd2pi): Likewise.
22269 (*sse2_cvtpd2ps): Likewise.
22270 (*add<mode>3): Likewise.
22271 (sse2_ssadd<mode>3): Likewise.
22272 (sse2_usadd<mode>3): Likewise.
22273 (*sub<mode>3): Likewise.
22274 (sse2_sssub<mode>3): Likewise.
22275 (sse2_ussub<mode>3): Likewise.
22276 (*mulv8hi3): Likewise.
22277 (*smulv8hi3_highpart): Likewise.
22278 (*umulv8hi3_highpart): Likewise.
22279 (sse2_umulv2siv2di3): Likewise.
22280 (sse2_pmaddwd): Likewise.
22281 (ashr<mode>3): Likewise.
22282 (lshr<mode>3): Likewise.
22283 (ashl<mode>3): Likewise.
22284 (sse2_ashlti3): Likewise.
22285 (sse2_lshrti3): Likewise.
22286 (*umaxv16qi3): Likewise.
22287 (*smaxv8hi3): Likewise.
22288 (*uminv16qi3): Likewise.
22289 (*sminv8hi3): Likewise.
22290 (sse2_eq<mode>3): Likewise.
22291 (sse2_gt<mode>3): Likewise.
22292 (*and<mode>3): Likewise.
22293 (sse2_nand<mode>3): Likewise.
22294 (*ior<mode>3): Likewise.
22295 (*xor<mode>3): Likewise.
22296 (sse2_packsswb): Likewise.
22297 (sse2_packssdw): Likewise.
22298 (sse2_packuswb): Likewise.
22299 (sse2_punpckhbw): Likewise.
22300 (sse2_punpcklbw): Likewise.
22301 (sse2_punpckhwd): Likewise.
22302 (sse2_punpcklwd): Likewise.
22303 (sse2_punpckhdq): Likewise.
22304 (sse2_punpckldq): Likewise.
22305 (sse2_punpckhqdq): Likewise.
22306 (sse2_punpcklqdq): Likewise.
22307 (*sse2_pinsrw): Likewise.
22308 (*sse2_pextrw): Likewise.
22309 (sse2_pshufd_1): Likewise.
22310 (sse2_uavgv16qi3): Likewise.
22311 (sse2_uavgv8hi3): Likewise.
22312 (sse2_psadbw): Likewise.
22313 (sse2_pmovmskb): Likewise.
22314 (*sse2_maskmovdqu): Likewise.
22315 (*sse2_maskmovdqu_rex64): Likewise.
22316 (sse4a_extrqi): Likewise.
22317 (sse4a_extrq): Likewise.
22318 (sse3_lddqu): Set prefix_rep.
22319 (sse3_addsubv4sf3): Likewise.
22320 (sse3_haddv4sf3): Likewise.
22321 (sse3_hsubv4sf3): Likewise.
22322 (sse_cvtss2si): Likewise.
22323 (sse_cvtss2si_2): Likewise.
22324 (sse_cvtss2siq): Likewise.
22325 (sse_cvtss2siq_2): Likewise.
22326 (sse_cvttss2si): Likewise.
22327 (sse_cvttss2siq): Likewise.
22328 (sse2_cvttps2dq): Likewise.
22329 (sse3_movshdup): Likewise.
22330 (sse3_movsldup): Likewise.
22331 (sse2_cvtsd2si): Likewise.
22332 (sse2_cvtsd2si_2): Likewise.
22333 (sse2_cvtsd2siq): Likewise.
22334 (sse2_cvtsd2siq_2): Likewise.
22335 (sse2_cvttsd2si): Likewise.
22336 (sse2_cvttsd2siq): Likewise.
22337 (*sse2_cvtpd2dq): Likewise.
22338 (*sse2_cvttpd2dq): Likewise.
22339 (sse2_pshuflw_1): Likewise.
22340 (sse2_pshufhw_1): Likewise.
22341 (sse4a_insertqi): Likewise.
22342 (sse4a_insertq): Likewise.
22343 (ssse3_phaddwv8hi3): Set prefix_data16 and prefix_extra.
22344 (ssse3_phadddv4si3): Likewise.
22345 (ssse3_phaddswv8hi3): Likewise.
22346 (ssse3_phsubwv8hi3): Likewise.
22347 (ssse3_phsubdv4si3): Likewise.
22348 (ssse3_phsubswv8hi3): Likewise.
22349 (ssse3_pmaddubswv8hi3): Likewise.
22350 (ssse3_pmulhrswv8hi3): Likewise.
22351 (ssse3_pshufbv16qi3): Likewise.
22352 (ssse3_psign<mode>3): Likewise.
22353 (ssse3_palignrti): Likewise.
22354 (abs<mode>2): Likewise.
22355 (ssse3_phaddwv4hi3): Set prefix_extra.
22356 (ssse3_phadddv2si3): Likewise.
22357 (ssse3_phaddswv4hi3): Likewise.
22358 (ssse3_phsubwv4hi3): Likewise.
22359 (ssse3_phsubdv2si3): Likewise.
22360 (ssse3_phsubswv4hi3): Likewise.
22361 (ssse3_pmaddubswv4hi3): Likewise.
22362 (ssse3_pmulhrswv4hi3): Likewise.
22363 (ssse3_pshufbv8qi3): Likewise.
22364 (ssse3_psign<mode>3): Likewise.
22365 (ssse3_palignrdi): Likewise.
22366 (abs<mode>2): Likewise.
22367 (sse2_cvtdq2ps): Set mode to V4SF instead of V2DF.
22368 (*vec_dupv2df): Set mode to V2DF instead of V4SF.
22369 (sse2_pmovmskb): Set mode to SI instead of V2DF.
22371 2007-04-23 Nick Clifton <nickc@redhat.com>
22373 * params.def: Fix formatting of emacs local variables.
22375 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
22377 * config/i386/sse.md (sse2_stored): Don't split to inter-unit
22378 move if inter-unit move isn't allowed.
22379 Don't split moving the first element of V2DI to DI to inter-unit
22380 move if inter-unit move isn't allowed.
22382 2007-04-23 Richard Guenther <rguenther@suse.de>
22384 * tree-ssa-sink.c (execute_sink_code): Calculate CDI_DOMINATORS
22385 and CDI_POST_DOMINATORS separately.
22387 2007-04-23 Nick Clifton <nickc@redhat.com>
22389 * c.opt (Wformat-contains-nul): Add warning attribute.
22391 2007-04-23 Jan Hubicka <jh@suse.cz>
22393 * function.c (init_function_start): Don't init line number info.
22394 (expand_function_end): Update.
22395 (reset_block_changes, record_block_change, finalize_block_changes,
22396 check_block_change, free_block_changes): Kill.
22397 * function.h (reset_block_changes, record_block_change,
22398 finalize_block_changes, check_block_change, free_block_changes):
22400 (struct function): Remove ib_boundaries_block.
22401 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
22402 Use curr_insn_locator to initialize locator.
22403 (emit_line_note): Remove.
22404 * cfgexpand.c (expand_gimple_cond_expr): Update.
22405 (construct_exit_block): Likewise.
22406 (tree_expand_cfg): Initialize/finalize locators.
22407 * expr.c (expand_expr_real): Update.
22408 * cfglayout.c (line_locators_locs, line_locators_lines,
22409 file_locators_locs, file_locators_files): Remove.
22410 (set_block_levels): Move to cfgexpand.c.
22411 (insn_locators_initialize): Remove.
22412 (pass_insn_locators_initialize): Remove.
22413 (locations_locators_locs, locations_locators_vals): New static vars.
22414 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
22416 (insn_locators_alloc, insn_locators_finalize,
22417 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
22419 (locator_location): New.
22420 (locator_line, locator_file): Rewrite.
22421 * rtl.h (emit_line_note): Kill.
22422 (insn_locators_alloc, insn_locators_finalize,
22423 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
22425 * tree-inline.c (initialize_cfun): Do not initialize
22426 ib_boundaries_block.
22427 * passes.c (pass_insn_locators_initialize): Remove.
22429 2007-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
22431 PR middle-end/31448
22432 * expr.c (reduce_to_bit_field_precision): Handle
22435 2007-04-22 Uros Bizjak <ubizjak@gmail.com>
22437 PR tree-optimization/24659
22438 * optabs.h (enum optab_index) [OTI_vec_unpacks_hi,
22439 OTI_vec_unpacks_lo]: Update comment to mention floating point operands.
22440 (vec_pack_trunc_optab): Rename from vec_pack_mod_optab.
22441 * genopinit.c (optabs): Rename vec_pack_mod_optab
22442 to vec_pack_trunc_optab.
22443 * tree-vect-transform.c (vectorizable_type_demotion): Do not fail
22444 early for scalar floating point operands for NOP_EXPR.
22445 (vectorizable_type_promotion): Ditto.
22446 * optabs.c (optab_for_tree_code) [VEC_PACK_TRUNC_EXPR]: Return
22447 vec_pack_trunc_optab.
22448 (expand_binop): Rename vec_float_trunc_optab to vec_pack_mod_optab.
22450 * tree.def (VEC_PACK_TRUNC_EXPR): Rename from VEC_PACK_MOD_EXPR.
22451 * tree-pretty-print.c (dump_generic_node) [VEC_PACK_TRUNC_EXPR]:
22452 Rename from VEC_PACK_MOD_EXPR.
22453 (op_prio) [VEC_PACK_TRUNC_EXPR]: Ditto.
22454 * expr.c (expand_expr_real_1): Ditto.
22455 * tree-inline.c (estimate_num_insns_1): Ditto.
22456 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
22458 * config/i386/sse.md (vec_unpacks_hi_v4sf): New expander.
22459 (vec_unpacks_lo_v4sf): Ditto.
22460 (vec_pack_trunc_v2df): Ditto.
22461 (vec_pack_trunc_v8hi): Rename from vec_pack_mod_v8hi.
22462 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
22463 (vec_pack_trunc_v2di): Rename from vec_pack_mod_v2di.
22465 * config/rs6000/altivec.md (vec_pack_trunc_v8hi): Rename from
22467 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
22469 * doc/c-tree.texi (Expression trees) [VEC_PACK_TRUNC_EXPR]:
22470 Rename from VEC_PACK_MOD_EXPR. This expression also represent
22471 packing of floating point operands.
22472 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR]: These expression also
22473 represent unpacking of floating point operands.
22474 * doc/md.texi (Standard Names) [vec_pack_trunc]: Update documentation.
22475 [vec_unpacks_hi]: Ditto.
22476 [vec_unpacks_lo]: Ditto.
22478 2007-04-22 Jan Hubicka <jh@suse.cz>
22480 * final.c (rest_of_handle_final): Call
22481 targetm.asm_out.constructor/targetm.asm_out.destructor
22482 * cgraphunit.c (cgraph_build_static_cdtor): Don't do it here; set
22483 proper priority via decl_*_priority_insert.
22484 * c-common.c (c_expand_body): Likewise.
22486 2007-04-22 Richard Guenther <rguenther@suse.de>
22488 PR tree-optimization/29789
22489 * tree-ssa-loop-im.c (stmt_cost): Adjust cost of shifts.
22490 (rewrite_reciprocal): New helper split out from
22491 determine_invariantness_stmt.
22492 (rewrite_bittest): Likewise.
22493 (determine_invariantness_stmt): Rewrite (A >> B) & 1 to
22494 A & (1 << B) if (1 << B) is loop invariant but (A >> B)
22497 2007-04-22 Revital Eres <eres@il.ibm.com>
22499 * loop-unroll.c (var_to_expand): New field to support also
22500 insns of the form x = something + x.
22501 (analyze_insn_to_expand_var): Use it.
22502 (expand_var_during_unrolling): Likewise.
22504 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
22506 * predict.c: Include pointer-set.h.
22507 (bb_predictions): New variable.
22508 (tree_predicted_by_p, tree_predict_edge,
22509 remove_predictions_associated_with_edge): Use bb_predictions map
22510 instead of bb->predictions.
22511 (clear_bb_predictions, assert_is_empty): New functions.
22512 (combine_predictions_for_bb): Use bb_predictions map. Call
22513 clear_bb_predictions.
22514 (tree_estimate_probability): Create and free bb_predictions map.
22515 * Makefile.in (predict.o): Add pointer-set.h dependency.
22516 * basic-block.h (struct basic_block_def): Remove predictions
22518 * cfgrtl.c (rtl_verify_flow_info_1): Do not check bb->predictions.
22520 2007-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
22523 * config/sh/sh.md (length): Check if prev_nonnote_insn (insn)
22526 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
22528 * timevar.c (timevar_print): Change reference of --disable-checking to
22529 --enable-checking=release. Also warn if assert checking is disabled.
22531 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
22534 * c-gimplifier.c (gimplify_compound_literal_expr): Mark the
22535 decl as addressable if the compound literal was marked as
22537 Mark the decl as a gimple register if it is a complex or
22538 vector decl and does not live in memory.
22540 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
22542 * tree.h (GIMPLE_TUPLE_P): Also true for PHI_NODEs.
22543 (GENERIC_NEXT): New function macro.
22544 (PHI_CHAIN): Use phi_node's new chain variable.
22545 (tree_phi_node): Change tree_common to tree_base
22546 and add the chain field.
22547 * tree-phinodes.c (make_phi_node): Don't set
22548 TREE_TYPE on the new node.
22549 * c-decl.c (lang_tree_node): Use GENERIC_NEXT
22550 instead of checking GIMPLE_TUPLE_P in chain_next.
22551 * tree-vect-transform.c
22552 (get_initial_def_for_induction): Look at
22553 PHI_RESULT_TREE for the type of the phi node.
22554 (update_vuses_to_preheader): Use PHI_CHAIN
22555 instead of TREE_CHAIN on the phi node.
22556 * tree-ssa-structalias.c (compute_points_to_sets):
22558 (ipa_pta_execute): Likewise.
22560 2007-04-21 Richard Guenther <rguenther@suse.de>
22562 PR middle-end/31136
22563 * fold-const.c (fold_unary): Call fold_convert_const on the
22566 2007-04-21 Alexandre Oliva <aoliva@redhat.com>
22568 * gcse.c (store_killed_in_insn): Handle PARALLELs.
22569 (store_killed_in_pat): New.
22571 2007-04-20 Richard Henderson <rth@redhat.com>
22574 * config/i386/i386.c (type_has_variadic_args_p): Look for any
22575 TREE_LIST with a void_type_node value, not void_list_node exactly.
22577 2007-04-21 Douglas Gregor <doug.gregor@gmail.com>
22579 * doc/standards.texi: Re-arrange into language-specific
22580 subsections. Add a C++ section, documenting which standards we
22583 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
22585 * tree-ssa-structalias.c (delete_points_to_sets): Free graph->complex.
22586 * tree-ssa-operands.c (finalize_ssa_vuse_ops): Free new_ops.
22588 2007-04-20 Daniel Jacobowitz <dan@codesourcery.com>
22590 * config/rs6000/sysv4.h (STARTFILE_DEFAULT_SPEC): Include
22591 ecrti.o and crtbegin.o.
22592 (LIB_DEFAULT_SPEC): Include -lc.
22593 (ENDFILE_DEFAULT_SPEC): Include crtend.o and ecrtn.o.
22595 2007-04-20 Richard Henderson <rth@redhat.com>
22598 * config/alpha/alpha.c (get_unaligned_address): Remove extra_offset
22599 argument; update all callers.
22600 (get_unaligned_offset): New.
22601 * config/alpha/alpha.md (extendqidi2, extendhidi2): Don't use
22602 get_unaligned_address, just pass on the address directly.
22603 (unaligned_extendqidi): Use gen_lowpart instead of open-coding
22604 the subreg in the helper patterns.
22605 (unaligned_extendqidi_le): Use get_unaligned_offset.
22606 (unaligned_extendqidi_be, unaligned_extendhidi_le): Likewise.
22607 (unaligned_extendhidi_be): Likewise.
22608 (unaligned_extendhidi): Tidy.
22609 * config/alpha/alpha-protos.h: Update.
22611 2007-04-20 Richard Henderson <rth@redhat.com>
22613 * config/alpha/alpha.h (CPP_SPEC, CPP_SUBTARGET_SPEC): Remove.
22614 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS): Remove.
22615 * config/alpha/linux.h (CPP_SPEC): Undef before redefine.
22616 * config/alpha/linux-elf.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
22617 * config/alpha/freebsd.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
22618 (CPP_SPEC): Don't include %(cpp_subtarget).
22619 * config/alpha/netbsd.h (CPP_SPEC): Rename CPP_SUBTARGET_SPEC.
22620 (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
22621 * config/alpha/osf.h (CPP_SPEC, EXTRA_SPECS): Similarly.
22623 2007-04-20 Jakub Jelinek <jakub@redhat.com>
22625 * config/i386/i386.c (bdesc_2arg): Use ORDERED rather than UNORDERED
22626 for __builtin_ia32_cmpordss.
22628 PR tree-optimization/31632
22629 * fold-const.c (fold_binary): Use op0 and op1 instead of arg0
22630 and arg1 for optimizations of comparison against min/max values.
22631 Fold arg0 to arg1's type for optimizations of comparison against
22632 min+1 and max-1 values.
22634 2007-04-19 Bernd Schmidt <bernd.schmidt@analog.com>
22636 * reload.c (combine_reloads): When trying to use a dying register,
22637 check whether it's uninitialized and don't use if so.
22639 2007-04-19 Brooks Moses <brooks.moses@codesourcery.com>
22641 * fold-const.c: Remove prototypes for native_encode_expr and
22642 native_interpret_expr.
22643 (native_encode_expr): Make non-static.
22644 (native_interpret_expr): Likewise.
22645 * tree.h: Add prototypes for the above.
22647 2007-04-19 Joseph Myers <joseph@codesourcery.com>
22649 * config/rs6000/spe.md (*frob_tf_ti, *frob_ti_tf, *frob_ti_tf_2,
22650 *mov_si<mode>_e500_subreg0, *mov_si<mode>_e500_subreg0_2,
22651 *mov_sitf_e500_subreg8, *mov_sitf_e500_subreg8_2, spe_extenddftf2,
22652 spe_fix_trunctfsi2_internal, spe_negtf2_internal, cmptfeq_gpr,
22653 tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr, tsttflt_gpr):
22654 Add length attributes.
22656 2007-04-19 Janis Johnson <janis187@us.ibm.com>
22658 * ginclude/float.h: Check that __STDC_WANT_DEC_FP__ is defined,
22661 * c-cppbuiltin.c (c_cpp_builtins): Remove definition of
22662 __STDC_WANT_DEC_FP__.
22664 2007-04-19 Joseph Myers <joseph@codesourcery.com>
22666 * configure.ac: Allow both powerpc*-*-linux* and powerpc*-*-gnu*
22667 for long double compatibility.
22668 * configure: Regenerate.
22670 2007-04-19 Eric Botcazou <ebotcazou@libertysurf.fr>
22672 PR rtl-optimization/29841
22673 * cfgbuild.c (control_flow_insn_p): Return TRUE for unconditional
22675 * sched-deps.c (sched_analyze_insn): Prevent all non-jump instructions
22676 that may cause control flow transfer from being moved.
22678 2007-04-18 Jan Hubicka <jh@suse.cz>
22680 * fold-const.c (div_if_zero_remainder): Do signed divide for pointer
22683 2007-04-18 Eric Christopher <echristo@apple.com>
22685 * config/rs6000/darwin.md (load_macho_picbase): Use link register
22686 only. Update operands.
22687 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update caller.
22688 * config/rs6000/rs6000.md (builtin_setjmp_receiver): Ditto. Move from
22689 link register to pic register.
22691 2007-04-18 Dirk Mueller <dmueller@suse.de>
22693 PR diagnostic/31227
22694 * tree-vrp.c (search_for_addr_array): New.
22695 (check_array_bounds): Suppress warning about
22696 address taken of array refs if its not de-referenced.
22698 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
22700 * tree-vectorizer.c (destroy_loop_vec_info): Set loop->aux to NULL.
22701 * tree-vect-analyze.c (vect_analyze_loop_form): Set loop->aux.
22703 * tree-vectorizer.h (NITERS_KNOWN_P): New.
22704 * tree-vect-analyze.c (vect_analyze_loop_form): Call NITERS_KNOWN_P
22705 instead of LOOP_VINFO_INT_NITERS to avoid having to geneate loop_info.
22707 * tree-vect-analyze.c (vect_determine_vectorization_factor): Add
22709 (vect_analyze_operations): Fix indenetation. Fix a comment. Fix a
22711 (vect_analyze_scalar_cycles): Fix indentation.
22712 (vect_enhance_data_refs_alignment): Fix check in case of peeling.
22713 (vect_mark_relevant): Include phis in relevance analysis.
22715 * tree-vect-transform.c (vect_transform_loop): Add an assert.
22717 2007-04-18 Anatoly Sokolov <aesok@post.ru>
22719 * config/avr/avr.c (ptrreg_to_str): Replace error() with
22720 output_operand_lossage().
22722 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
22724 * tree-vect-transform.c (get_initial_def_for_reduction): Clean away
22725 the unused code for reduction without adjust-in-epilog to simplify the
22728 2007-04-18 Wolfgang Gellerich <gellerich@de.ibm.com>
22730 * config/s390/s390.h (S390_TDC_POSITIVE_ZERO): New constant.
22731 (S390_TDC_NEGATIVE_ZERO): New constant.
22732 (S390_TDC_POSITIVE_NORMALIZED_NUMBER): New constant.
22733 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): New constant.
22734 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): New constant.
22735 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): New constant.
22736 (S390_TDC_POSITIVE_INFINITY): New constant.
22737 (S390_TDC_NEGATIVE_INFINITY): New constant.
22738 (S390_TDC_POSITIVE_QUIET_NAN): New constant.
22739 (S390_TDC_NEGATIVE_QUIET_NAN): New constant.
22740 (S390_TDC_POSITIVE_SIGNALING_NAN): New constant.
22741 (S390_TDC_NEGATIVE_SIGNALING_NAN): New constant.
22742 (S390_TDC_INFINITY): New constant.
22743 * config/s390/s390.c (s390_canonicalize_comparison): Renamed
22744 UNSPEC_CMPINT to UNSPEC_CCU_TO_INT, added a UNSPEC_CCU_TO_INT-like
22745 optimization for UNSPEC_CCZ_TO_INT.
22746 * config/s390/s390.md ("*TDC_insn_<mode>"): New insn.
22747 ("*ccz_to_int"): New insn.
22748 ("isinf<mode>2"): New insn.
22749 (UNSPEC_CMPINT): Renamed to UNSPEC_CCU_TO_INT.
22750 (UNSPEC_CCU_TO_INT): New constant, replaces UNSPEC_CMPINT.
22751 (UNSPEC_CCZ_TO_INT): New constant.
22753 2007-04-18 Richard Guenther <rguenther@suse.de>
22755 PR tree-optimization/19431
22756 PR tree-optimization/21463
22757 * tree-pass.h (pass_phiprop): Declare.
22758 * passes.c (init_optimization_passes): New phiprop pass.
22759 * tree-ssa-forwprop.c (struct phiprop_d): New structure.
22760 (phivn_valid_p): New helper function.
22761 (phiprop_insert_phi): Likewise.
22762 (propagate_with_phi): Likewise.
22763 (tree_ssa_phiprop): New propagator propagating loads
22764 through phi nodes if profitable.
22766 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
22768 * tree-vect-analyze.c (process_use): New function.
22769 (vect_mark_stmts_to_be_vectorized): Factor out code to process_use.
22770 Check phis in all bbs.
22771 * tree-vectorizer.c (vect_is_simple_use): Remove a no longer relavant
22774 2007-04-18 Bernd Schmidt <bernd.schmidt@analog.com>
22776 * reload1.c (eliminte_regs_in_insn): Use REG_EQUIV notes the same way
22779 2007-04-17 Anatoly Sokolov <aesok@post.ru>
22782 * config/avr/avr.c (ptrreg_to_str): Replace gcc_unreachable() with
22785 2007-04-17 H.J. Lu <hongjiu.lu@intel.com>
22787 * config/i386/sse.md (sse_vmaddv4sf3): Use register_operand
22789 (sse_vmmulv4sf3): Likewise.
22790 (sse2_vmaddv2df3): Likewise.
22791 (sse2_vmmulv2df3): Likewise.
22793 2007-04-17 Zdenek Dvorak <dvorakz@suse.cz>
22795 PR rtl-optimization/31360
22796 * cfgloopanal.c (target_small_cost, target_pres_cost): Removed.
22797 (target_reg_cost): New.
22798 (init_set_costs): Initialize target_reg_cost. Add comments
22799 regarding the rationale of the costs.
22800 (global_cost_for_size): Renamed to...
22801 (estimate_reg_pressure_cost): ... and simplify. Decrease importance
22802 of register pressure.
22803 * tree-ssa-loop-ivopts.c (ivopts_global_cost_for_size): Use
22804 estimate_reg_pressure_cost. Add number of ivs.
22805 (determine_set_costs): Dump target_reg_cost.
22806 * loop-invariant.c (gain_for_invariant): Use
22807 estimate_reg_pressure_cost. Removed n_inv_uses argument.
22808 (best_gain_for_invariant, find_invariants_to_move): Remove
22810 * cfgloop.h (target_small_cost, target_pres_cost): Removed.
22811 (target_reg_cost): Declare.
22812 (global_cost_for_size): Declaration removed.
22813 (estimate_reg_pressure_cost): Declare.
22815 2007-04-17 Peter Bergner <bergner@vnet.ibm.com>
22817 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Force TDmode
22818 regnos into even/odd register pairs.
22819 * config/rs6000/rs6000.h [SLOW_UNALIGNED_ACCESS]: Treat DDmode and
22820 TDmode similar to the other floating point modes.
22821 [SECONDARY_MEMORY_NEEDED]: Treat DDmode similar to DFmode.
22822 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): New
22824 (negdd2_fpr, absdd2_fpr, nabsdd2_fpr, negtd2_fpr, abstd2_fpr,
22825 nabstd2_fpr, movdd_hardfloat64_mfpgpr): New define_insn's.
22826 (movdd_hardfloat64): Use TARGET_MFPGPR.
22828 2007-04-17 Bernd Schmidt <bernd.schmidt@analog.com>
22830 * reload1.c (delete_output_reload): Don't count output in n_inherited.
22833 2005-01-05 Richard Henderson <rth@redhat.com>
22835 * reload1.c (do_input_reload): Restrict the optimization deleteing
22836 a previous output reload to RELOAD_FOR_INPUT.
22838 2007-04-17 Dorit Nuzman <dorit@il.ibm.com>
22840 * tree-vectorizer.h (stmt_vec_info_type): Add enum value
22841 induc_vec_info_type.
22842 (vectorizable_induction): New function declaration.
22843 * tree-vect-transform.c (get_initial_def_for_induction): No need to
22844 check if already vectorized. Find first place in BB where new stmts
22845 can be inserted. Takes only one argument.
22846 (vectorizable_induction): New function.
22847 (vect_transform_stmt): Add case for induc_vec_info_type to call
22848 vectorizable_induction.
22849 (vect_transform_loop): Consider phis for vectorization.
22850 * tree-vect-analyze.c (vect_determine_vectorization_factor): Simplify
22852 (analyze_operations): Call vectorizable_induction when analyzing phis.
22854 (vect_mark_stmts_to_be_vectorized): Remove redundant checks.
22855 (vect_mark_relevant): Include phis in relevance analysis.
22856 (vect_mark_stmts_to_be_vectorize): Likewise.
22857 * tree-vect-patterns.c (widened_name_p): Remove obsolete asserts.
22859 2007-04-16 Lawrence Crowl <crowl@google.com>
22861 * doc/invoke.texi (Debugging Options): Add documentation for the
22862 -femit-struct-debug options -femit-struct-debug-baseonly,
22863 -femit-struct-debug-reduced, and
22864 -femit-struct-debug-detailed[=...].
22866 * c-opts.c (c_common_handle_option): Add
22867 OPT_femit_struct_debug_baseonly, OPT_femit_struct_debug_reduced,
22868 and OPT_femit_struct_debug_detailed_.
22869 * c.opt: Add specifications for
22870 -femit-struct-debug-baseonly, -femit-struct-debug-reduced,
22871 and -femit-struct-debug-detailed[=...].
22872 * opts.c (set_struct_debug_option): Parse the
22873 -femit-struct-debug-... options.
22874 * opts.c (matches_main_base, main_input_basename,
22875 main_input_baselength, base_of_path, matches_main_base): Add
22876 variables and functions to compare header base name to compilation
22878 * opts.c (should_emit_struct_debug): Add to determine to emit a
22879 structure based on the option.
22880 (dump_struct_debug) Also disabled function to debug this
22882 * opts.c (handle_options): Save the base name of the
22885 * langhooks-def.h (LANG_HOOKS_GENERIC_TYPE_P): Define.
22886 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add.
22887 This hook indicates if a type is generic. Set it by default
22888 to "never generic".
22889 * langhooks.h (struct lang_hooks_for_types): Add a new hook
22890 to determine if a struct type is generic or not.
22891 * cp/cp-tree.h (class_tmpl_impl_spec_p): Declare a C++ hook.
22892 * cp/tree.c (class_tmpl_impl_spec_p): Implement the C++ hook.
22893 * cp/cp-lang.c (LANG_HOOKS_GENERIC_TYPE_P): Override null C hook
22894 with live C++ hook.
22896 * flags.h (enum debug_info_usage): Add an enumeration to describe
22897 a program's use of a structure type.
22898 * dwarf2out.c (gen_struct_or_union_type_die): Add a new parameter
22899 to indicate the program's usage of the type. Filter structs based
22900 on the -femit-struct-debug-... specification.
22901 (gen_type_die): Split into two routines, gen_type_die and
22902 gen_type_die_with_usage. gen_type_die is now a wrapper
22903 that assumes direct usage.
22904 (gen_type_die_with_usage): Replace calls to gen_type_die
22905 with gen_type_die_with_usage adding the program usage of
22906 the referenced type.
22907 (dwarf2out_imported_module_or_decl): Suppress struct debug
22908 information using should_emit_struct_debug when appropriate.
22910 2007-04-16 Ian Lance Taylor <iant@google.com>
22912 PR tree-optimization/31522
22913 * tree-vrp.c (vr_phi_edge_counts): New static variable.
22914 (vrp_initialize): Allocate vr_phi_edge_counts.
22915 (vrp_visit_phi_node): Don't push to infinity if we saw a new
22916 executable edge. Drop test for all constants.
22917 (vrp_finalize): Free vrp_phi_edge_counts.
22919 * doc/cpp.texi (Common Predefined Macros): Clarify description of
22920 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
22922 * tree-ssa-propagate.c (cfg_blocks_add): Insert blocks with fewer
22923 predecessors at head rather than tail.
22925 2007-04-16 Matthias Klose <doko@debian.org>
22927 * config/alpha/linux.h (CPP_SPEC): Define.
22928 * config/arm/linux-gas.h (SUBTARGET_CPP_SPEC): Extend.
22930 2007-04-16 Aldy Hernandez <aldyh@redhat.com>
22932 * function.h: Remove sequence_stack extern declaration.
22934 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
22936 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Change to 64 on
22938 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Change to 64 if __mfido__ is
22941 2007-04-16 Anatoly Sokolov <aesok@post.ru>
22943 * config/avr/avr.c (avr_arch_types): Rearranging array.
22944 (enum avr_arch): Add.
22945 (avr_mcu_types): Use avr_arch enumeration constants instead of
22947 * config/avr/avr.h (LINK_SPEC): Simplify.
22949 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
22951 * config/m68k/m68k.c (m68k_libcall_value,
22952 m68k_function_value): Use macros for register names more.
22954 * config/m68k/m68k.h (FRAME_POINTER_REGNUM): Use A6_REG
22956 (M68K_REGNAME): Use A6_REG.
22957 * config/m68k/m68k.md (FP_REG): Rename to A6_REG.
22959 2007-04-16 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
22961 PR middle-end/28071
22962 * sched-int.h (struct deps): Split field 'pending_lists_length' into
22963 'pending_read_list_length' and 'pending_write_list_length'. Update
22965 * sched-deps.c (add_insn_mem_dependence): Change signature. Update
22966 to handle two length counters instead of one. Update all uses.
22967 (flush_pending_lists, sched_analyze_1, init_deps): Update to handle
22968 two length counters instead of one.
22969 * sched-rgn.c (propagate_deps): Update to handle two length counters
22972 2007-04-16 H.J. Lu <hongjiu.lu@intel.com>
22975 * config/i386/i386.c (ix86_expand_vec_set_builtin): Make a
22976 copy of source, pass it to ix86_expand_vector_set and return
22979 2007-04-16 David Ung <davidu@mips.com>
22980 Joseph Myers <joseph@codesourcery.com>
22982 * config/mips/mips.h (PROCESSOR_74KC, PROCESSOR_74KF,
22983 PROCESSOR_74KX, TUNE_74K, GENERATE_MADD_MSUB): Define.
22984 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
22985 Add 74K processor information.
22986 * config/mips/mips.md: Include 74k.md.
22987 (cpu): Add 74kc,74kf,74kx.
22988 (ISA_HAS_MADD_MSUB): Change to GENERATE_MADD_MSUB throughout.
22989 * config/mips/74k.md: New.
22990 * doc/invoke.texi (MIPS Options): Document 74K support.
22992 2007-04-16 Dorit Nuzman <dorit@il.ibm.com>
22994 * tree-vect-analyze.c (vect_analyze_operations): Reorganize calls to
22995 vectorizable_* functions.
22996 * tree-vect-transform.c (vectorizable_call): Add check for
22997 STMT_VINFO_RELEVANT_P, STMT_VINFO_DEF_TYPE and STMT_VINFO_LIVE_P.
22998 (vectorizable_store): likewise.
22999 (vectorizable_conversion): Add check for STMT_VINFO_DEF_TYPE.
23001 (vectorizable_operation, vectorizable_type_demotion): Likewise.
23002 (vectorizable_type_promotion, vectorizable_load): Likewise.
23003 (vectorizable_live_operation, vectorizable_condition): Likewise.
23004 (vectorizable_assignment): Add check for STMT_VINFO_DEF_TYPE and
23006 (vect_transform_stmt): Reorganize calls to vectorizable_* functions.
23008 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
23010 * config/m68k/linux.h (FUNCTION_VALUE_REGNO_P): Use macros for
23011 register numbers more.
23012 * config/m68k/m68k.h (STACK_POINTER_REGNUM,
23013 FRAME_POINTER_REGNUM, STATIC_CHAIN_REGNUM,
23014 M68K_STRUCT_VALUE_REGNUM, FUNCTION_VALUE, LIBCALL_VALUE,
23015 FUNCTION_VALUE_REGNO_P): Likewise.
23016 * config/m68k/m68kelf.h (M68K_STRUCT_VALUE_REGNUM,
23017 STATIC_CHAIN_REGNUM): Likewise.
23018 * config/m68k/m68kemb.h (FUNCTION_VALUE_REGNO_P): Likewise.
23019 * config/m68k/netbsd-elf.h (M68K_STRUCT_VALUE_REGNUM,
23020 STATIC_CHAIN_REGNUM, FUNCTION_VALUE_REGNO_P): Likewise.
23021 * config/m68k/m68k.md (FP_REG): New.
23023 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
23025 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Prefer 32-bit
23028 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
23030 * config/i386/i386.c, config/s390/s390.c, config/s390/s390.md,
23031 tree-ssa-loop-niter.c, tree-ssa-structalias.c, tree-vrp.c: Fix
23034 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
23036 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Ignore
23039 2007-04-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
23042 * c-decl.c (finish_decl): Grab the type of the decl after the call
23043 to store_init_value.
23045 2007-04-14 Steven Bosscher <steven@gcc.gnu.org>
23047 * common.opt (fforward-propagate): Fix "Optimization" annotation.
23049 2007-04-14 Jakub Jelinek <jakub@redhat.com>
23052 * omp-low.c (expand_omp_parallel): If child_cfun->cfg, free
23053 dominators, post dominators and cleanup cfg before returning.
23055 2007-04-14 Bernd Schmidt <bernd.schmidt@analog.com>
23057 * config/bfin/bfin.h (MODES_TIEABLE_P): Allow more modes to be tied.
23058 * config/bfin/bfin.md (movsi_insn): Delete two unused alternatives.
23060 2007-04-14 Kazu Hirata <kazu@codesourcery.com>
23062 * config.gcc: Recognize fido.
23063 * config/m68k/m68k-devices.def (fidoa): New.
23064 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define
23066 (FL_FIDOA, TARGET_FIDOA): New.
23067 * config/m68k/m68k.opt (mfidoa): New.
23069 2007-04-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
23071 PR middle-end/31322
23072 * dwarf2out.c (output_call_frame_info): Call assemble_external_libcall
23073 when a personality function is used.
23075 2007-04-13 Bob Wilson <bob.wilson@acm.org>
23077 * config/xtensa/xtensa.c (xtensa_expand_builtin): Use CALL_EXPR_FN.
23079 2007-04-13 Mike Stump <mrs@apple.com>
23081 * config/darwin-c.c (handle_c_option): Handle -fapple-kext here so
23083 * config/darwin.opt (fapple-kext): Make C++ only.
23084 * config/darwin.c (darwin_override_options): Remove code to ensure
23085 -fapple-kext is given for C++ only.
23087 2007-04-13 Richard Sandiford <richard@codesourcery.com>
23089 * config/mips/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Define.
23090 * config/mips/mips.c (override_options): Call
23091 SUBTARGET_OVERRIDE_OPTIONS, if defined.
23093 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
23095 * config/i386/i386.opt (msvr3-shlib): Removed.
23097 * doc/invoke.texi: Remove -msvr3-shlib.
23099 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
23101 * config/i386/i386.opt (mpopcnt): Replace "popcount" instruction
23102 with "popcnt" instruction.
23104 2007-04-13 Richard Guenther <rguenther@suse.de>
23106 PR tree-optimization/21258
23107 * tree-vrp.c (compare_case_labels): New helper.
23108 (find_switch_asserts): New function.
23109 (find_assert_locations): Call it for SWITCH_EXPRs.
23111 2007-04-13 Uros Bizjak <ubizjak@gmail.com>
23113 * config/i386/i386.h (X87_FLOAT_MODE_P): Check for TARGET_80387.
23114 * config/i386/i386.md (*cmpfp0): Remove check for TARGET_80387, this
23115 check is now implied in X87_FLOAT_MODE_P.
23116 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
23117 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
23118 (fix_trunc<mode>_i386_fisttp): Ditto.
23119 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
23120 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
23121 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
23122 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
23123 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
23124 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
23125 (unnamed_splitters): Ditto.
23126 * config/i386/i386.c (function_value_32): Generate FIRST_FLOAT_REG
23127 for X87_FLOAT_MODE_P mode. Override FIRST_FLOAT_REG with
23128 FIRST_SSE_REG for local functions when SSE math is enabled or
23129 for functions with sseregparm attribute.
23130 (standard_80387_constant_p): Return -1 if mode is not
23132 (ix86_cc_mode): Assert that scalar mode is not DECIMAL_FLOAT_MODE_P.
23133 (ix86_expand_compare): Ditto.
23134 (ix86_expand_carry_flag_compare): Ditto.
23135 (ix86_expand_int_movcc): Check for SCALAR_FLOAT_MODE_P instead
23136 of FLOAT_MODE_P for cmp_mode and assert that cmp_mode is not
23137 DECIMAL_FLOAT_MODE_P.
23138 (ix86_preferred_output_reload_class): Use X87_FLOAT_MODE_P instead
23139 of SCALAR_FLOAT_MODE_P.
23140 (ix86_rtx_costs) [PLUS] Remove FLOAT_MODE_P and fall through to ...
23141 [MINUS]: ... here. Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P
23142 checks before FLOAT_MODE_P.
23143 [MULT]: Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P checks
23144 before FLOAT_MODE_P.
23149 [FLOAT_EXTEND]: Use SSE_FLOAT_MODE_P.
23151 2007-04-12 Paolo Bonzini <bonzini@gnu.org>
23152 Charles Wilson <libtool@cwilson.fastmail.fm>
23154 * Makefile.in (stamp-as, stamp-collect-ld, stamp-nm): Remove.
23155 (libgcc.mvars): Don't depend on them.
23156 * configure.ac (as, collect-ld, nm): Create from exec-tool.in.
23157 * exec-tool.in: New.
23159 2007-04-12 Brooks Moses <brooks.moses@codesourcery.com>
23161 * doc/invoke.text (--help): Document --help=common.
23163 2007-04-12 Thomas Neumann <tneumann@users.sourceforge.net>
23165 * stub-objc.c (objc_build_keyword_decl): Avoid C++ keywords.
23167 2007-04-12 Richard Sandiford <richard@codesourcery.com>
23169 * Makefile.in (insn-emit.o): Depend on $(INTEGRATE_H).
23170 * genemit.c (main): Emit #include "integrate.h".
23171 * config/mips/mips-protos.h (SYMBOL_HALF): New mips_symbol_type.
23172 (LOADGP_RTP): New mips_loadgp_style.
23173 * config/mips/mips.h: Include config/vxworks-dummy.h.
23174 (TARGET_RTP_PIC): New macro.
23175 (TARGET_USE_GOT): Return true for TARGET_RTP_PIC.
23176 (TARGET_USE_PIC_FN_ADDR_REG): Return true for TARGET_VXWORKS_RTP.
23177 (ASM_OUTPUT_ADDR_DIFF_ELT): Emit function-relative case tables
23178 for TARGET_RTP_PIC.
23179 * config/mips/vxworks.h (SUBTARGET_ASM_SPEC): Define. Pass down
23180 -mvxworks-pic when using -mrtp and a PIC option.
23181 * config/mips/mips.c (mips_classify_symbol): Return SYMBOL_GOT_DISP
23183 (mips_symbolic_constant_p, mips_symbolic_address_p)
23184 (mips_symbol_insns): Handle SYMBOL_HALF.
23185 (override_options): Warn about -G and -mrtp being used together.
23186 Initialize mips_lo_relocs[SYMBOL_HALF].
23187 (mips_current_loadgp_style): Return LOADGP_RTP for RTP PIC.
23188 (mips_emit_loadgp): Handle LOADGP_RTP.
23189 (mips_in_small_data_p): Return false for TARGET_VXWORKS_RTP.
23190 * config/mips/mips.md (loadgp_rtp): New insn and splitter.
23191 (tablejump): Handle function-relative case table entries if
23193 * config/mips/predicates.md (symbol_ref_operand): New predicate.
23195 2007-04-12 Richard Sandiford <richard@codesourcery.com>
23197 * config/mips/mips.md (load_call<mode>): Allow any general register.
23199 (sibcall_value_internal, sibcall_value_multiple_internal)
23200 (call_value_internal, call_value_split, call_value_multiple_internal)
23201 (call_value_multiple_split): Remove constraints from operand 0.
23203 2007-04-12 Richard Sandiford <richard@codesourcery.com>
23205 * config/mips/mips-protos.h: In comments, refer to loadgp_absolute
23206 rather than loadgp_noshared.
23207 * config/mips/mips.c (mips_emit_loadgp): Use gen_loadgp_absolute
23208 instead of gen_loadgp_noshared. Use gen_loadgp_newabi instead of
23210 * config/mips/mips.md (loadgp): Rename to...
23211 (loadgp_newabi): ...this.
23212 (loadgp_noshared): Rename to...
23213 (loadgp_absolute): ...this.
23215 2007-04-12 Richard Sandiford <richard@codesourcery.com>
23217 * config/mips/mips.c (mips_ok_for_lazy_binding_p): Always return
23218 false for locally-binding symbols.
23219 (mips_dangerous_for_la25_p): Check mips_global_symbol_p.
23221 2007-04-12 Richard Sandiford <richard@codesourcery.com>
23223 * config/mips/mips-protos.h (SYMBOL_GOT_LOCAL): Rename to...
23224 (SYMBOL_GOT_PAGE_OFST): ...this.
23225 (SYMBOL_GOT_GLOBAL): Rename to...
23226 (SYMBOL_GOT_DISP): ...this.
23227 (SYMBOL_GOTOFF_GLOBAL): Rename to...
23228 (SYMBOL_GOTOFF_DISP): ...this. Update comments accordingly.
23229 * config/mips/mips.c (mips_global_symbol_p): New function.
23230 (mips_symbol_binds_local_p): Likewise.
23231 (mips_classify_symbol): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP
23232 and SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST. Use
23233 mips_global_symbol_p and mips_symbol_binds_local_p.
23234 (mips_symbolic_constant_p, mips_symbolic_address_p, mips_symbol_insns)
23235 (override_options): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP,
23236 SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST and SYMBOL_GOTOFF_GLOBAL to
23237 SYMBOL_GOTOFF_DISP.
23238 (mips_ok_for_lazy_binding_p): New function.
23239 (mips_load_call_address, mips_expand_call): Use it.
23240 (mips_dangerous_for_la25_p): Likewise.
23241 * config/mips/mips.md (*xgot_hi<mode>, *xgot_lo<mode>)
23242 (*got_disp<mode>): Use got_disp_operand instead of
23243 global_got_operand. Use SYMBOL_GOTOFF_DISP instead of
23244 SYMBOL_GOTOFF_GLOBAL.
23245 (*got_page<mode>): Use got_page_ofst_operand instead of
23247 * config/mips/predicates.md (const_call_insn_operand): Use
23248 SYMBOL_GOT_DISP instead of SYMBOL_GOT_GLOBAL.
23249 (global_got_operand): Rename to...
23250 (got_disp_operand): ...this and use SYMBOL_GOT_DISP instead of
23252 (local_got_operand): Rename to...
23253 (got_page_ofst_operand): ...this and use SYMBOL_GOT_PAGE_OFST instead
23254 of SYMBOL_GOT_LOCAL.
23256 2007-04-12 Richard Sandiford <richard@codesourcery.com>
23258 * config/mips/mips.h (TARGET_SPLIT_CALLS): Check
23259 TARGET_CALL_CLOBBERED_GP.
23260 (TARGET_SIBCALLS): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
23261 (TARGET_USE_GOT, TARGET_CALL_CLOBBERED_GP): New macros.
23262 (TARGET_CALL_SAVED_GP, TARGET_USE_PIC_FN_ADDR_REG): Likewise.
23263 (STARTING_FRAME_OFFSET): Check TARGET_CALL_CLOBBERED_GP instead
23264 of TARGET_ABICALLS && !TARGET_NEWABI.
23265 (MIPS_CALL): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
23266 * config/mips/mips.c (mips_load_call_address): Check
23267 TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
23268 (mips_global_pointer): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
23269 Check TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
23270 (mips_save_reg_p): Check TARGET_CALL_SAVED_GP instead of
23271 TARGET_ABICALLS && TARGET_NEWABI.
23272 (mips_current_loadgp_style): Check TARGET_USE_GOT instead of
23274 (mips_expand_prologue): Check TARGET_OLDABI instead of !TARGET_NEWABI.
23275 (mips_expand_epilogue): Check TARGET_CALL_SAVED_GP instead of
23276 TARGET_ABICALLS && TARGET_NEWABI.
23277 (mips_output_mi_thunk): Check TARGET_USE_GOT instead of
23278 TARGET_ABICALLS. Check TARGET_CALL_SAVED_GP instead of
23279 TARGET_NEWABI. Use TARGET_USE_PIC_FN_ADDR_REG to decide
23280 whether indirect calls must use $25.
23281 (mips_extra_live_on_entry): Check TARGET_GOT instead of
23283 * config/mips/mips.md (jal_macro): Check flag_pic and
23284 TARGET_CALL_CLOBBERED_GP instead of TARGET_ABICALLS and TARGET_NEWABI.
23285 (builtin_setjmp_setup, builtin_longjmp): Check TARGET_USE_GOT
23286 instead of TARGET_ABICALLS.
23287 (exception_receiver): Check TARGET_CALL_CLOBBERED_GP instead of
23288 TARGET_ABICALLS && TARGET_OLDABI.
23289 (load_call<mode>): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
23290 (sibcall): In the comment above the define_insn, mention
23291 TARGET_USE_PIC_FN_ADDR_REG instead of TARGET_ABICALLS.
23292 * config/mips/constraints.md (c): Check TARGET_USE_PIC_FN_ADDR_REG
23293 instead of TARGET_ABICALLS.
23295 2007-04-12 Bernd Schmidt <bernd.schmidt@analog.com>
23297 * doc/md.texi (Blackfin family constraints): Document PA and PB.
23298 * config/bfin/bfin.h (CONST_OK_FOR_P): Handle PA and PB.
23299 (MACFLAGS_MATCH_P): New macro.
23300 * config/bfin/bfin.c (print_operand): Handle MACFLAG_IS_M.
23301 (bfin_secondary_reload): Treat EVEN_AREGS and ODD_AREGS like AREGS.
23302 * config/bfin/bfin.md (MACFLAG_IS_M): New constant. Renumber some of
23303 the other MACFLAG constants.
23304 (sum_of_accumulators, lshrpdi3, ashrpdi3): New patterns.
23305 (flag_machi): Tighten constraints. Renumber some of the operands.
23306 (flag_machi_acconly): Tighten constraints. Correct operand numbers in
23308 (flag_machi_parts_acconly): New pattern.
23309 (flag_macinithi): Tighten constraints. Allow any accumulator to be
23311 (flag_macinit1hi): Tighten constraints.
23312 (flag_mul_macv2hi_parts_acconly): New pattern.
23314 * config/bfin/lib1funcs.asm (___umulsi3_highpart, __smulsi3_highpart):
23315 Use a more efficient implementation.
23316 * config/bfin/bfin.md (umulsi3_highpart, smulsi3_highpart): Emit
23317 inline sequences when not optimizing for size.
23319 * config/bfin/bfin.md (movhi_low2high, movhi_high2high, movhi_low2low,
23320 movhi_high2low): Delete, merge functionality into...
23321 (packv2hi): ... this pattern.
23323 2007-02-11 Jie Zhang <jie.zhang@analog.com>
23324 * config/bfin/bfin.opt (msim): New option.
23325 (mcpu=): New option.
23326 * config/bfin/bfin-protos.h (enum bfin_cpu): New.
23327 (bfin_cpu_t): Typedef of enum bfin_cpu.
23328 (bfin_cpu_type): New declaration.
23329 * config/bfin/elf.h (STARTFILE_SPEC): Add support for
23330 -msim and -mcpu= options.
23331 (LIB_SPEC): Likewise.
23332 * config/bfin/bfin.c (bfin_cpu_type): Define.
23333 (bfin_handle_option): Handle -mcpu= option.
23334 * config/bfin/bfin.h (DEFAULT_CPU_TYPE): Define as BFIN_CPU_BF532.
23335 (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF531__, __ADSPBF532__,
23336 __ADSPBF533__ or __ADSPBF537__ according to the cpu type.
23338 2007-04-12 Richard Sandiford <richard@codesourcery.com>
23340 * config.gcc (*-*-vxworks*): Don't add to tm_files in this stanza.
23341 (arm-wrs-vxworks, mips-wrs-vxworks, powerpc-wrs-vxworks)
23342 (powerpc-wrs-vxworksae): Use ${tm_file}.
23343 (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add svr4.h
23344 after elfos.h. Remove i386/sysv4.h and add i386/vx-common.h.
23345 * config/i386/vx-common.h: New file.
23347 2007-04-12 Richard Sandiford <richard@codesourcery.com>
23349 * config/vxworks.h (VXWORKS_STARTFILE_SPEC): Use -l:crt0.o instead
23352 2007-04-12 Andreas Krebbel <krebbel1@de.ibm.com>
23354 * config/s390/s390.md ("trunctddd2"): Use TDmode for the target of
23357 2007-04-12 Douglas Gregor <doug.gregor@gmail.com>
23361 * c-common.c (c_build_qualified_type): Set canonical type
23364 2007-04-12 Richard Guenther <rguenther@suse.de>
23366 * tree-pretty-print.c (dump_generic_node): Print ARRAY_REF
23367 lower bound and element size if lower bound is not zero
23368 or either of the ARRAY_REF operands is set.
23370 2007-04-12 Richard Guenther <rguenther@suse.de>
23372 PR tree-optimization/24689
23373 PR tree-optimization/31307
23374 * fold-const.c (operand_equal_p): Compare INTEGER_CST array
23376 * gimplify.c (canonicalize_addr_expr): To be consistent with
23377 gimplify_compound_lval only set operands two and three of
23378 ARRAY_REFs if they are not gimple_min_invariant. This makes
23379 it never at this place.
23380 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
23382 2007-04-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
23384 * pa.c (pa_som_asm_init_sections): Ensure that cfun->machine is not
23385 null before emitting a .nsubspa directive.
23387 2007-04-11 Diego Novillo <dnovillo@redhat.com>
23389 * tree-ssa-alias.c (dump_mem_ref_stats): Do not call
23390 need_to_partition_p if there are no memory statements in the
23393 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
23395 * tree-data-ref.c (chrec_steps_divide_constant_p): Removed.
23396 (gcd_of_steps_may_divide_p): New function.
23397 (analyze_miv_subscript): Use gcd_of_steps_may_divide_p.
23399 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
23401 * reload.c (find_reloads_toplev, find_reloads_address,
23402 find_reloads_address_1, find_reloads_subreg_address): Use rtx_equal_p,
23403 not a pointer equality test, to decide if we need to call
23404 push_reg_equiv_alt_mem.
23406 2007-04-11 Sebastian Pop <sebastian.pop@inria.fr>
23408 * tree-data-ref.c (affine_function_zero_p, constant_access_functions,
23409 insert_innermost_unit_dist_vector, add_distance_for_zero_overlaps):
23411 (build_classic_dist_vector): Call add_distance_for_zero_overlaps.
23413 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
23415 * tree-data-ref.c (add_multivariate_self_dist): Force the distance
23416 vector to be positive.
23418 2007-04-11 Diego Novillo <dnovillo@redhat.com>
23422 * doc/invoke.texi: Document --params max-aliased-vops and
23424 * tree-ssa-operands.h (get_mpt_for, dump_memory_partitions,
23425 debug_memory_partitions): Move to tree-flow.h
23426 * params.h (AVG_ALIASED_VOPS): Define.
23427 * tree-ssa-alias.c (struct mp_info_def): Remove. Update all
23429 (mp_info_t): Likewise.
23430 (get_mem_sym_stats_for): New.
23431 (set_memory_partition): Move from tree-flow-inline.h.
23432 (mark_non_addressable): Only clear the set of symbols for the
23433 partition if it exists.
23434 (dump_memory_partitions): Move from tree-ssa-operands.c
23435 (debug_memory_partitions): Likewise.
23436 (need_to_partition_p): New.
23437 (dump_mem_ref_stats): New.
23438 (debug_mem_ref_stats): New.
23439 (dump_mem_sym_stats): New.
23440 (debug_mem_sym_stats): New.
23441 (update_mem_sym_stats_from_stmt): New.
23442 (compare_mp_info_entries): New.
23443 (mp_info_cmp): Call it.
23444 (sort_mp_info): Change argument to a list of mem_sym_stats_t
23446 (get_mpt_for): Move from tree-ssa-operands.c.
23447 (find_partition_for): New.
23448 (create_partition_for): Remove.
23449 (estimate_vop_reduction): New.
23450 (update_reference_counts): New.
23451 (build_mp_info): New.
23452 (compute_memory_partitions): Refactor.
23453 Document new heuristic.
23454 Call build_mp_info, update_reference_counts,
23455 find_partition_for and estimate_vop_reduction.
23456 (compute_may_aliases): Populate virtual operands before
23457 calling debugging dumps.
23458 (delete_mem_sym_stats): New.
23459 (delete_mem_ref_stats): New.
23460 (init_mem_ref_stats): New.
23461 (init_alias_info): Call it.
23462 (maybe_create_global_var): Remove alias_info argument.
23463 Get number of call sites and number of pure/const call sites
23464 from gimple_mem_ref_stats().
23465 (dump_alias_info): Call dump_memory_partitions first.
23466 (dump_points_to_info_for): Show how many times a pointer has
23468 * opts.c (decode_options): For -O2 set --param
23469 max-aliased-vops to 500.
23470 For -O3 set --param max-aliased-vops to 1000 and --param
23471 avg-aliased-vops to 3.
23472 * fortran/options.c (gfc_init_options): Remove assignment to
23474 * tree-flow-inline.h (gimple_mem_ref_stats): New.
23475 * tree-dfa.c (dump_variable): Dump memory reference
23477 Dump NO_ALIAS* settings.
23478 (referenced_var_lookup): Tidy.
23479 (mem_sym_stats): New.
23480 * tree-ssa-copy.c (may_propagate_copy): Return true if DEST
23481 and ORIG are different SSA names for a memory partition.
23482 * tree-ssa.c (delete_tree_ssa): Call delete_mem_ref_stats.
23483 * tree-flow.h (struct mem_sym_stats_d): Define.
23484 (mem_sym_stats_t): Define.
23485 (struct mem_ref_stats_d): Define.
23486 (struct gimple_df): Add field mem_ref_stats.
23487 (enum noalias_state): Define.
23488 (struct var_ann_d): Add bitfield noalias_state.
23489 (mem_sym_stats, delete_mem_ref_stats, dump_mem_ref_stats,
23490 debug_mem_ref_stats, debug_memory_partitions,
23491 debug_mem_sym_stats): Declare.
23492 * tree-ssa-structalias.c (update_alias_info): Update call
23493 sites, pure/const call sites and asm sites in structure
23494 returned by gimple_mem_ref_stats.
23495 Remove local variable IS_POTENTIAL_DEREF.
23496 Increase NUM_DEREFS if the memory expression is a potential
23498 Call update_mem_sym_stats_from_stmt.
23499 If the memory references memory, call
23500 update_mem_sym_stats_from_stmt for all the direct memory
23501 symbol references found.
23502 (intra_create_variable_infos): Set noalias_state field for
23503 pointer arguments according to the value of
23504 flag_argument_noalias.
23505 * tree-ssa-structalias.h (struct alias_info): Remove fields
23506 num_calls_found and num_pure_const_calls_found.
23507 (update_mem_sym_stats_from_stmt): Declare.
23508 * params.def (PARAM_MAX_ALIASED_VOPS): Change description.
23509 Set default value to 100.
23510 (PARAM_AVG_ALIASED_VOPS): Define.
23512 2007-04-11 Richard Guenther <rguenther@suse.de>
23514 PR middle-end/31530
23515 * simplify-rtx.c (simplify_binary_operation_1): Do not simplify
23516 a * -b + c as c - a * b if we honor sign dependent rounding.
23518 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
23520 * config/bfin/bfin-protos.h (bfin_expand_movmem): Renamed from
23521 bfin_expand_strmov.
23522 * config/bfin/bfin.c (bfin_expand_prologue, bfin_delegitimize_address,
23523 bfin_function_ok_for_sibcall, split_load_immediate): Remove unused
23525 (initialize_trampoline): Don't use old-style function definition.
23526 (bfin_secondary_reload): Mark IN_P argument as unused.
23528 2007-04-10 Sebastian Pop <sebastian.pop@inria.fr>
23530 PR tree-optimization/31343
23531 * tree-chrec.h (chrec_zerop): Moved before build_polynomial_chrec.
23532 (build_polynomial_chrec): Return a scalar when the evolution is zero.
23533 * testsuite/gcc.dg/vect/pr31343.c: New.
23535 2007-04-10 Eric Christopher <echristo@apple.com>
23537 * config/i386/i386.h (X87_FLOAT_MODE_P): New.
23538 * config/i386/i386.md (*cmpfp0): Use.
23539 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
23540 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
23541 (fix_trunc<mode>_i386_fisttp): Ditto.
23542 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
23543 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
23544 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
23545 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
23546 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
23547 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
23548 (unnamed_splitters): Ditto.
23549 * config/i386/i386.c (output_fix_trunc): Assert that
23550 we're not being passed a TFmode operand.
23552 2007-04-10 Zdenek Dvorak <dvorakz@suse.cz>
23554 PR tree-optimization/31526
23555 * tree-inline.c (copy_cfg_body): Use last_basic_block instead of
23556 n_basic_blocks to find newly added blocks.
23558 2007-04-10 Uros Bizjak <ubizjak@gmail.com>
23560 * config/i386/i386.md (fix_trunc<mode>di_sse): Remove "x" from "xm"
23562 (fix_trunc<mode>si_sse): Ditto.
23563 (*floatsisf2_mixed, *floatsisf2_sse): Ditto.
23564 (*floatsidf2_mixed, *floatsidf2_sse): Ditto.
23565 (*floatdisf2_mixed, *floatdisf2_sse): Ditto.
23566 (*floatdidf2_mixed, *floatdidf2_sse): Ditto.
23567 (floathi<mode>2): Rename from floathisf2 and floathidf2. Macroize
23568 expander using SSEMODEF mode macro.
23569 (floatsi<mode>2): Rename from floatsisf2 and floashidf2. Macroize
23570 expander using SSEMODEF mode macro.
23571 (*floathi<mode>2_i387): Rename from *floathisf2_i387 and
23572 *floathidf2_i387. Macroize insn using X87MODEF12 mode macro.
23573 (*floatsi<mode>2_i387): Rename from *floatsisf2_i387 and
23574 *floatsidf2_i387. Macroize insn using X87MODEF12 mode macro.
23575 (*floatdi<mode>2_i387): Rename from *floatdisf2_i387 and
23576 *floatdidf2_i387. Macroize insn using X87MODEF12 mode macro.
23577 (float<mode>xf2): Rename from floathixf2, floatsixf2 and floatdixf2.
23578 Macroize insn using X87MODEF mode macro.
23580 2007-04-09 H.J. Lu <hongjiu.lu@intel.com>
23582 * config/i386/sse.md (sse2_pinsrw): Removed.
23583 (sse2_pextrw): Renamed to ...
23584 (*sse2_pextrw): This.
23586 2007-04-09 Jan Hubicka <jh@suse.cz>
23589 * config/i386/sse.md
23590 (sse_vmaddv4sf3, sse_vmmulv4sf3): Remove '%' modifier.
23591 (sse_vmsmaxv4sf3_finite, sse_vmsminv4sf3_finite): Remove.
23592 (sse2_vmaddv2df3, sse2_vmmulv2df3): Remove '%' modifier.
23593 (sse2_vmsmaxv2df3_finite, sse2_vmsminv2df3_finite): Remove.
23595 2007-04-09 Jan Hubicka <jh@suse.cz>
23597 * tree-ssa-ccp (maybe_fold_offset_to_component_ref): Recurse into
23598 multiple fields of union.
23600 2007-04-09 Zdenek Dvorak <dvorakz@suse.cz>
23602 * cfgloopmanip.c (create_preheader): Do not use loop_preheader_edge.
23603 (create_preheaders): Check that loops are available.
23604 (fix_loop_structure): Clean up, improve comments.
23605 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa):
23606 Check that loops are available. Set LOOP_CLOSED_SSA to the loops
23608 * tree-scalar-evolution.c (scev_finalize): Clear scalar_evolution_info.
23609 * predict.c (tree_estimate_probability): Do not call
23610 calculate_dominance_info. Call create_preheaders.
23611 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Only call
23612 rewrite_into_loop_closed_ssa if LOOP_CLOSED_SSA is set in loops state
23614 * cfgloop.c (loop_preheader_edge): Assert that loops have preheaders.
23615 * cfgloop.h (LOOP_CLOSED_SSA): New constant.
23616 * tree-cfg.c (tree_split_edge): Make an assert more precise.
23617 * tree-ssa-threadedge.c (thread_across_edge): Comment the function
23620 2007-04-08 Jan Hubicka <jh@suse.cz>
23622 * tree.h (maybe_fold_offset_to_component_ref): Declare.
23623 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Export.
23624 * fold-const.c (fold_unary): Use it.
23626 2007-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
23628 * varasm.c (assemble_variable): Remove call to
23629 lang_hooks.decls.prepare_assemble_variable.
23630 * langhooks-def.h (LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE): Kill.
23631 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE.
23632 * langhooks.h (lang_hooks_for_decls): Remove
23633 prepare_assemble_variable.
23635 2007-04-08 Mike Stump <mrs@apple.com>
23637 * config/i386/i386.c: Use inc/dec on Core2.
23639 2007-04-08 Steven Bosscher <steven@gcc.gnu.org>
23641 * langhooks.c (lhd_tree_inlining_add_pending_fn_decls,
23642 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
23643 lhd_tree_inlining_end_inlining): Remove.
23644 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove then
23645 add_pending_fn_decls, anon_aggr_type_p, start_inlining, and
23646 end_inlining hooks.
23647 * langhooks-def.h (lhd_tree_inlining_add_pending_fn_decls,
23648 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
23649 lhd_tree_inlining_end_inlining): Remove prototypes.
23650 (LANG_HOOKS_TREE_INLINING_ADD_PENDING_FN_DECLS,
23651 LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P,
23652 LANG_HOOKS_TREE_INLINING_START_INLINING,
23653 LANG_HOOKS_TREE_INLINING_END_INLINING): Remove.
23655 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P): Do
23658 2007-04-08 Anatoly Sokolov <aesok@post.ru>
23661 * config/avr/predicates.md (io_address_operand): Delete predicate.
23662 (low_io_address_operand): Don't use 'mode' argument.
23663 (higth_io_address_operand): Rename ...
23664 (high_io_address_operand): ... to this. Don't use 'mode' argument.
23665 * config/avr/avr.md (*sbix_branch_tmp, *sbix_branch_tmp_bit7): Adjust
23668 2007-04-07 Daniel Berlin <dberlin@dberlin.org>
23670 Revert change removing staticp.
23672 2007-04-07 Anatoly Sokolov <aesok@post.ru>
23675 * config/avr/avr.md (*clrmemqi, *clrmemhi): Mark operand 4 as
23678 2007-04-07 Bruce Korb <bkorb@gnu.org>
23680 * c.opt: Add -Wformat-contains-nul.
23681 * c-format.c (set_Wformat): Set warn_format_contains_nul to the
23683 (check_format_info_main): Check OPT_Wformat_contains_nul before emitting
23684 the NUL byte warning.
23686 2007-04-07 H.J. Lu <hongjiu.lu@intel.com>
23688 * config/i386/i386.c (ix86_handle_option): Handle SSSE3.
23690 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
23692 * tree.c (staticp): No longer use staticp langhook.
23693 * langhooks.c (lhd_staticp): Removed.
23694 * langhooks.h (struct lang_hooks): Remove staticp.
23695 * c-common.c (c_staticp): Remove.
23696 * c-common.h (c_staticp): Ditto.
23697 * langhooks-defs.h (lhd_staticp): Ditto.
23698 (LHD_HOOKS_STATICP): Ditto
23699 * tree.h (gcc_assert_lowered): New macro.
23701 2007-04-06 Zdenek Dvorak <dvorakz@suse.cz>
23703 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): Add and use
23704 argument "reliable".
23705 (infer_loop_bounds_from_ref, infer_loop_bounds_from_array):
23706 Add argument "reliable". Propagate it through calls.
23707 (infer_loop_bounds_from_undefined): Derive number of iterations
23708 estimates from references in blocks that do not dominate loop latch.
23709 (gcov_type_to_double_int): New function.
23710 (estimate_numbers_of_iterations_loop): Use gcov_type_to_double_int
23711 and expected_loop_iterations_unbounded.
23712 * cfgloopanal.c (expected_loop_iterations_unbounded): New function.
23713 (expected_loop_iterations): Use expected_loop_iterations_unbounded.
23714 * tree-data-ref.c (estimated_loop_iterations): Export.
23715 (get_references_in_stmt): Fix -- do not return addresses of local
23717 * cfgloop.h (expected_loop_iterations_unbounded,
23718 estimated_loop_iterations): Declare.
23720 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
23722 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
23724 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
23726 * config/i386/i386.md (extend<mode>xf2): Rename from extendsfxf2
23727 and extenddfxf2. Macroize expander using X87MODEF12 mode macro.
23728 (*truncdfsf_mixed, *truncdfsf_i387, *truncdfsf2_i387_1):
23729 Use output_387_reg_move().
23730 (*truncxf<mode>2): Rename from *truncxfsf2 and truncxfdf2. Macroize
23731 expander using X87MODEF12 mode macro.
23732 (*truncxfsf2_mixed): Combine alternatives, ignore "r" alternative when
23733 choosing register preferences. Use output_387_reg_move().
23734 (*truncxfdf2_mixed): Combine alternatives, use "r" alternative
23735 instead of "x". Use output_387_reg_move().
23736 (*truncxf<mode>2_i387_noop): Rename from *truncxfsf2_i387_noop and
23737 *truncxfdf2_i387_noop. Macroize insn using X87MODEF12 mode macro.
23738 (*truncxf<mode>2_i387): Rename from *truncxfsf2_i387 and
23739 *truncxfdf2_i387. Macroize insn using X87MODEF12 mode macro.
23740 Use output_387_reg_move().
23741 (*truncxf?f_mixed splitter): Macroize splitter using X87MODEF12
23743 (*truncxf?f_i387 splitter): Ditto.
23745 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
23747 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
23748 LANG_HOOKS_SAFE_FROM_P.
23749 * expr.c (safe_from_p): Remove langhook call.
23750 * langhooks.h (lang_hooks): Remove safe_from_p.
23751 (lhd_safe_from_p): Remove prototype.
23752 * langhooks.c (lhd_safe_from_p): Remove.
23754 2007-04-06 Jan Hubicka <jh@suse.cz>
23756 * cgraphunit.c (decide_is_function_needed): Do not keep always_inline
23759 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
23761 * config/i386/i386.c (output_387_reg_move): Handle memory operand[0].
23762 * config/i386/i386.md (*movsf_1, *movdf_nointeger,
23763 *movdf_integer_rex64, *movdf_integer, *movxf_nointeger,
23764 *movxf_integer): Use output_387_reg_move() for x87 reg->mem
23766 (*extendsfdf2_mixed, *extendsfdf2_i387, *extendsfxf2_i387,
23767 *extenddfxf2_i387, *truncdfsf_fast_mixed): Ditto.
23769 2007-04-05 Richard Henderson <rth@redhat.com>
23771 * config/alpha/alpha.c (print_operand) [+]: Remove.
23772 (alpha_end_function): Print nop if call at end of function.
23773 * config/alpha/alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Remove +.
23774 * config/alpha/alpha.md (UNSPEC_LDGP1): New.
23775 (call_osf_1_er_noreturn, call_value_osf_1_er_noreturn): New.
23776 (call_osf_2_er_nogp, call_value_osf_2_er_nogp): New.
23777 (call_osf_2_er, call_value_osf_2_er): Merge the ldgp highpart into
23778 the call pattern. Update peepholes to match.
23780 2007-04-05 Janis Johnson <janis187@us.ibm.com>
23782 * doc/extend.texi (Other Builtins): Add decimal float variants
23784 * builtins.def: Ditto.
23785 * builtins.c (expand_builtin): Ditto.
23787 2007-04-05 Uros Bizjak <ubizjak@gmail.com>
23788 H.J. Lu <hongjiu.lu@intel.com>
23791 * config/i386/sse.md (sse2_umulv2siv2di3): Use V4SImode instead
23792 of V8HImode when calling ix86_binary_operator_ok.
23793 (sse2_pmaddwd): Call ix86_binary_operator_ok.
23794 (sdot_prodv8hi): Operands 1 and 2 must be register.
23796 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
23798 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
23799 initialize align to silence bogus warning.
23801 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
23803 PR middle-end/22156
23804 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
23806 (struct sra_walk_fns): Remove use_all parameter from use.
23807 (sra_hash_tree): Handle BIT_FIELD_REFs.
23808 (sra_elt_hash): Don't hash bitfld blocks.
23809 (sra_elt_eq): Skip them in parent compares as well. Handle
23811 (sra_walk_expr): Don't maintain or pass down use_all_p.
23812 (scan_use): Remove use_all parameter.
23813 (scalarize_use): Likewise. Re-expand assignment to
23814 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
23815 output, and re-scalarize after output. Don't mark anything
23817 (scalarize_ldst): Adjust.
23818 (scalarize_walk_gimple_modify_statement): Likewise.
23819 (build_element_name_1): Handle BIT_FIELD_REFs.
23820 (instantiate_element): Don't warn for any element whose parent
23821 is used as a whole.
23822 (instantiate_missing_elements_1): Return the sra_elt.
23823 (canon_type_for_field): New.
23824 (try_instantiate_multiple_fields): New.
23825 (instantiate_missing_elemnts): Use them.
23826 (mark_no_warning): Removed.
23827 (generate_one_element_ref): Handle BIT_FIELD_REFs.
23828 (REPLDUP, sra_build_elt_assignment): New.
23829 (generate_copy_inout): Use them.
23830 (generate_element_copy): Likewise. Handle bitfld differences.
23831 (generate_element_zero): Don't recurse for blocks. Use
23832 sra_build_elt_assignment.
23833 (generate_one_element_int): Take elt instead of var. Use
23834 sra_build_elt_assignment.
23835 (generate_element_init_1): Adjust.
23836 (scalarize_use, scalarize_copy): Use REPLDUP.
23837 (scalarize_ldst): Move assert before dereference.
23838 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
23840 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
23842 * regmove.c: Fix unused variable warnings due to previous commit.
23844 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
23846 * regmove.c (STACK_GROWS_DOWNWARD): Don't boolean-ize.
23847 (regmove_bb_head): Remove.
23848 (copy_src_to_dest): Don't update regmove_bb_head and BB_HEAD.
23849 (regmove_optimize): Don't do unnecessary CFG fixes for non-existing
23850 problems with fixup_match_1.
23851 Don't initialize/free regmove_bb_head.
23853 (reg_is_remote_constant_p): If an insn is in the same basic block
23854 but not before INSN, consider it remote, too.
23856 2007-04-05 Anatoly Sokolov <aesok@post.ru>
23859 * config/avr/avr.c (avr_handle_fndecl_attribute): Use the
23860 DECL_ASSEMBLER_NAME, not the DECL_NAME.
23862 2007-04-05 H.J. Lu <hongjiu.lu@intel.com>
23864 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Reformat.
23865 (CONDITIONAL_REGISTER_USAGE): Likewise.
23867 2007-04-04 Richard Henderson <rth@redhat.com>
23869 * config/alpha/lib1funcs.asm: Remove unused file.
23871 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
23874 * opts.c (print_specific_help): Fix --help=<language>
23876 (common_handle_option): Support --help=common.
23878 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
23881 * gcc.c (main): Do not run the linker if
23882 print_subprocess_help indicates that it shouldn't be
23885 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
23888 * doc/invoke.texi (--help=): Document <languages> value, fix
23889 formatting in tables of values.
23891 2007-04-04 Danny Smith <dannysmith.users.sourceforge.net>
23893 * config/i386/winnt-cxx.c (i386_pe_type_dllimport_p): Don't ignore
23894 dllimport attribute of virtual methods.
23896 2007-04-04 Chen Liqin <liqin@sunnorth.com.cn>
23898 * config/score/crti.asm: Change _bss_start to __bss_start.
23899 * config/score/score.h (CONDITIONAL_REGISTER_USAGE): Added.
23900 (OUTGOING_REG_PARM_STACK_SPACE) update.
23901 * config/score/score.opt: add options to make backend support
23902 score5, score5u, score7 and score7d.
23903 * config/score/score.md: Likewise.
23904 * config/score/misc.md: Likewise.
23905 * config/score/mac.md: Likewise.
23906 * doc/invoke.texi: Likewise.
23907 * doc/md.texi: update constraints define.
23909 2007-04-03 Richard Henderson <rth@redhat.com>
23911 * expr.c (store_expr): If get_signed_or_unsigned_type doesn't yield
23912 an appropriate type, use the mode instead.
23914 2007-04-03 Richard Sandiford <richard@codesourcery.com>
23916 * config.gcc (mips-wrs-vxworks): Add vx-common.h to tm_file.
23917 Set the default --with-arch setting to mips2.
23918 * config/mips/t-vxworks (MULTILIB_OPTIONS, MULTILIB_MATCHES)
23919 (MULTILIB_EXCEPTIONS): Redefine with new multilibs.
23920 (MULTILIB_OSDIRNAMES): Delete.
23921 (MULTILIB_DIRNAMES): Define.
23922 * config/mips/vxworks.h (LINK_SPEC): Add VXWORKS_LINK_SPEC.
23923 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Define.
23924 (TARGET_OS_CPP_BUILTINS): Incorporate old SUBTARGET_CPP_SPEC
23925 definitions, except for _WRS_R3K_EXC_SUPPORT. Call
23926 VXWORKS_OS_CPP_BUILTINS.
23927 (SUBTARGET_CPP_SPEC): Redefine to VXWORKS_ADDITIONAL_CPP_SPEC.
23928 (MIPS_DEBUGGING_INFO): Undefine.
23929 (FUNCTION_PROFILER): Define to VXWORKS_FUNCTION_PROFILER.
23931 2007-04-03 Jakub Jelinek <jakub@redhat.com>
23933 PR middle-end/30704
23934 * fold-const.c (native_encode_real): Encode real.c provided longs
23935 as a series of 32-bit native integers.
23936 (native_interpret_real): Interpret buffer as a series of 32-bit
23939 2007-04-03 Richard Guenther <rguenther@suse.de>
23941 * genpreds.c (write_insn_constraint_len): Write function
23942 optimized for CONSTRAINT_LEN implementation.
23943 (write_tm_preds_h): Output insn_constraint_len inline and
23944 use it for CONSTRAINT_LEN.
23945 (write_insn_preds_c): Don't output insn_constraint_len.
23946 * doc/md.texi (define_register_constraint): Document multi-letter
23947 constraints shall have the same length if they start with the same
23950 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
23953 * config/i386/i386.md (isinf<mode>2): Expand only when
23954 TARGET_C99_FUNCTIONS is set.
23956 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
23958 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtpc to tm-file.
23959 (x86_64-*-linux*): Ditto.
23960 * config/i386/i386.opt (mpc): New option.
23961 * config/i386/i386.c (overrride_options): Handle
23962 ix87_precision_string.
23963 * config/i386/crtprec.c: New file.
23964 * config/i386/t-crtpc: Ditto.
23965 * config/i386/linux.h (ENDFILE_SPEC): Add handling of -mpc32, -mpc64
23966 and -mpc80 options.
23967 * config/i386/linux64.h (ENDFILE_SPEC): Ditto.
23968 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
23969 crtprec32.o, crtprec64.o and crtprec80.o.
23971 * doc/invoke.texi (Machine Dependent Options): Add -mpc32, -mpc64
23972 and -mpc80 options.
23973 (i386 and x86-64 Options): Document -mpc32, -mpc64 and -mpc80 options.
23975 2007-04-02 Eric Christopher <echristo@apple.com>
23977 * doc/invoke.texi (i386 and x86-64 Options): Document -m64
23978 limitations on darwin.
23980 2007-04-02 Anatoly Sokolov <aesok@post.ru>
23983 * config/avr/avr.c (avr_rtx_costs): Add missing 'break' statements.
23985 2007-04-02 Dave Korn <dave.korn@artimi.com>
23987 * doc/tm.texi (FUNCTION_MODE): Update and extend documentation.
23989 2007-04-02 Dave Korn <dave.korn@artimi.com>
23991 * libgcc2.h (exception_descriptor): Don't forward-declare.
23992 (__get_eh_table_language, __get_eh_table_version): Delete
23993 prototypes of long-dead functions.
23995 2007-04-01 Daniel Berlin <dberlin@dberlin.org>
23997 * ebitmap.h: New file
23998 * ebitmap.c: New file
23999 * Makefile.in (ebitmap.o): New target.
24001 2007-04-01 Jan Hubicka <jh@suse.cz>
24003 * emit-rtl.c (emit_insn_before_setloc): Do not ICE when asked to emit
24004 before very first instruction.
24006 2007-04-01 Jan Hubicka <jh@suse.cz>
24008 * ggc-page.c (ggc_print_statistics): Fix formatting string to avoid
24009 waring on 64bit hosts.
24010 * bitmap.h: Fix typo in bitmap_head_def.
24012 2007-04-01 Steven Bosscher <steven@gcc.gnu.org>
24014 PR rtl-optimization/31391
24015 * cfgcleanup.c (try_optimize_cfg): If a removed label is turned
24016 into a DELETED_LABEL note, and the label is in an empty basic
24017 block, update BB_END as well as BB_HEAD.
24019 2007-04-01 Richard Henderson <rth@redhat.com>
24021 PR tree-optimization/31169
24022 * tree-vrp.c (extract_range_from_binary_expr) <RSHIFT_EXPR>: Drop
24023 to varying if the range is outside [0, prec-1].
24025 2007-04-01 Richard Sandiford <richard@codesourcery.com>
24028 * config/mips/mips.md (load_const_gp): New insn.
24029 * config/mips/mips.c (mips_split_symbol): Avoid using or creating
24030 the MIPS16 GP pseudo register if no_new_pseudos.
24031 (mips16_gp_pseudo_reg): Use gen_load_const_gp.
24033 2007-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
24036 * config/rs6000/rs6000.md (call): Convert to LR hard reg for
24038 (call_value): Likewise.
24040 2007-03-31 Wolfgang Bangerth <bangerth@dealii.org>
24041 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24044 * doc/invoke.texi: (optimization options): Reword description
24045 of -ffast-math. Document its primary purpose.
24047 2007-03-31 Richard Guenther <rguenther@suse.de>
24049 * omp-low.c (splay-tree.h): Include.
24050 (lookup_decl): Replace splay-tree usage by pointer-map.
24051 (maybe_lookup_decl): Likewise.
24052 (new_omp_context): Likewise.
24053 (delete_omp_context): Likewise.
24054 * gimplify.c (splay-tree.h): Include.
24055 * tree-inline.c (insert_decl_map): Replace splay-tree usage by
24057 (remap_ssa_name): Likewise.
24058 (remap_decl): Likewise.
24059 (remap_type_1): Likewise.
24060 (remap_type): Likewise.
24061 (copy_body_r): Likewise.
24062 (expand_call_inline): Likewise.
24063 (clone_body): Likewise.
24064 (copy_tree_r): Likewise.
24065 (remap_save_expr): Likewise.
24066 (unsave_r): Likewise.
24067 (unsave_expr_now): Likewise.
24068 (tree_function_versioning): Likewise.
24069 (build_duplicate_type): Likewise.
24070 * tree-inline.h (pointer-set.h): Include instead of splay-tree.h.
24071 (struct copy_body_data): Replace splay-tree by pointer-map.
24072 * Makefile.in (TREE_INLINE_H): Depend on pointer-map.h,
24073 not $(SPLAY_TREE_H).
24074 (gimplify.o): Depend on $(SPLAY_TREE_H).
24075 (omp-low.p): Likewise.
24077 2007-03-31 Anatoly Sokolov <aesok@post.ru>
24079 * config/avr/predicates.md (even_register_operand,
24080 odd_register_operand): New predicates.
24081 * config/avr/avr.md (movw peephole2): New.
24082 (movw_r peephole2): New.
24084 2007-03-30 Rafael Avila de Espindola <espindola@google.com>
24086 * tree.h (get_signed_or_unsigned_type): New.
24087 * fold-const.c (operand_equal_for_comparison_p): Use
24088 get_signed_or_unsigned_type instead of
24089 lang_hooks.types.signed_or_unsigned_type.
24090 * expr.c (store_expr): Ditto.
24091 * langhooks.c (get_signed_or_unsigned_type): New.
24092 (lhd_signed_or_unsigned_type): New.
24093 * langhooks.h (lhd_signed_or_unsigned_type): New.
24094 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Define.
24096 2007-03-30 Richard Henderson <rth@redhat.com>
24098 * tree-ssa-loop-ivopts.c: Include target.h.
24099 (produce_memory_decl_rtl): Pass the rtx through encode_section_info.
24100 (get_address_cost): Force SYMBOL_FLAG_LOCAL set.
24101 (force_expr_to_var_cost): Use produce_memory_decl_rtl.
24102 * Makefile.in (tree-ssa-loop-ivopts.o): Depend on TARGET_H.
24104 2007-03-30 Richard Henderson <rth@redhat.com>
24105 Kai Tietz <kai.tietz@onevision.com>
24107 * config/i386/cygming.h (DWARF2_DEBUGGING_INFO): Enable by
24108 default for 64-bit.
24109 (PREFERRED_DEBUGGING_TYPE): Prefer dwarf2 for 64-bit.
24110 (TARGET_64BIT_MS_ABI): New.
24111 (DBX_REGISTER_NUMBER): Handle 64-bit.
24112 (SIZE_TYPE, PTRDIFF_TYPE): Use long long for 64-bit.
24113 (LONG_TYPE_SIZE): Force to 32.
24114 (REG_PARM_STACK_SPACE): New.
24115 (OUTGOING_REG_PARM_STACK_SPACE): New.
24116 (REGPARM_MAX, SSE_REGPARM_MAX): New.
24117 (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
24118 (STACK_BOUNDARY): Use 128 for 64-bit.
24119 * config/i386/cygwin.asm: Use push/ret to preserve call stack.
24120 Add 64-bit implementation.
24121 * config/i386/gthr-win32.c (__gthr_win32_key_create): Mark dtor
24123 * config/i386/i386.c (x86_64_ms_abi_int_parameter_registers): New.
24124 (override_options): Set ix86_cmodel for TARGET_64BIT_MS_ABI.
24125 Warn for -mregparm, -mrtd in 64-bit mode; force ix86_regparm
24126 for 64-bit; use TARGET_SUBTARGET64_DEFAULT.
24127 (ix86_handle_cconv_attribute): Don't warn when ignoring if
24128 TARGET_64BIT_MS_ABI.
24129 (ix86_function_arg_regno_p): Handle TARGET_64BIT_MS_ABI.
24130 (ix86_pass_by_reference): Likewise.
24131 (ix86_function_value_regno_p): Likewise.
24132 (ix86_build_builtin_va_list): Likewise.
24133 (ix86_va_start, ix86_gimplify_va_arg): Likewise.
24134 (function_arg_advance_ms_64): New.
24135 (function_arg_advance): Call it.
24136 (function_arg_ms_64): New.
24137 (function_arg): Call it.
24138 (function_value_ms_64): New.
24139 (ix86_function_value_1): Call it.
24140 (return_in_memory_ms_64): New.
24141 (ix86_return_in_memory): Call it.
24142 (setup_incoming_varargs_ms_64): New.
24143 (ix86_setup_incoming_varargs): Call it.
24144 (ix86_expand_prologue): Handle 64-bit stack probing.
24145 (legitimize_pic_address): Handle TARGET_64BIT_MS_ABI.
24146 (output_pic_addr_const): Likewise.
24147 (x86_this_parameter): Likewise.
24148 (x86_output_mi_thunk): Likewise.
24149 (x86_function_profiler): Likewise.
24150 (TARGET_STRICT_ARGUMENT_NAMING): New.
24151 * config/i386/i386.h (TARGET_SUBTARGET64_DEFAULT): New.
24152 (TARGET_64BIT_MS_ABI): New.
24153 (CONDITIONAL_REGISTER_USAGE): Handle TARGET_64BIT_MS_ABI.
24154 * config/i386/i386.md (allocate_stack_worker): Remove.
24155 (allocate_stack_worker_32): Rename from allocate_stack_worker_1;
24156 describe the clobber of eax without a match_scratch.
24157 (allocate_stack_worker_postreload): Remove.
24158 (allocate_stack_worker_64): Rename from allocate_stack_worker_rex64;
24159 describe the clobbers of rax, r10, r11 properly; use __chkstk symbol.
24160 (allocate_stack_worker_rex64_postreload): Remove.
24161 (allocate_stack): Handle 64-bit.
24162 * config/i386/i386elf (TARGET_SUBTARGET_DEFAULT): Remove.
24163 * config/i386/mingw32.h (TARGET_VERSION): Set correctly for 64-bit.
24164 (EXTRA_OS_CPP_BUILTINS): Handle 64-bit.
24165 (STANDARD_INCLUDE_DIR): Handle TARGET_64BIT_DEFAULT.
24166 (STANDARD_STARTFILE_PREFIX_1): Likewise.
24167 * config/i386/unix.h (TARGET_SUBTARGET64_DEFAULT): New.
24168 * config.build (x86_64-*-mingw*): New host.
24169 * config.host (x86_64-*-mingw*): New host.
24170 * config.gcc (x86_64-*-mingw*): New target.
24171 * gthr-win32.h (__gthread_key_create): Mark dtor unused.
24173 2007-03-30 Richard Henderson <rth@redhat.com>
24174 Kai Tietz <kai.tietz@onevision.com>
24176 * c-pragma.c (struct def_pragma_macro_value): New.
24177 (struct def_pragma_macro): New.
24178 (pushed_macro_table): New.
24179 (dpm_hash, dpm_eq): New.
24180 (handle_pragma_push_macro, handle_pragma_pop_macro): New.
24181 (init_pragma): Install them.
24182 * doc/tm.texi (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
24184 2007-03-30 Anatoly Sokolov <aesok@post.ru>
24186 * config/avr/avr.c (avr_override_options): Clear
24187 'flag_delete_null_pointer_checks'.
24189 2007-03-30 Paolo Carlini <pcarlini@suse.de>
24192 * c-common.h (enum rid): Add RID_HAS_NOTHROW_ASSIGN,
24193 RID_HAS_NOTHROW_CONSTRUCTOR, RID_HAS_NOTHROW_COPY,
24194 RID_HAS_TRIVIAL_ASSIGN, RID_HAS_TRIVIAL_CONSTRUCTOR,
24195 RID_HAS_TRIVIAL_COPY, RID_HAS_TRIVIAL_DESTRUCTOR,
24196 RID_HAS_VIRTUAL_DESTRUCTOR, RID_IS_ABSTRACT, RID_IS_BASE_OF,
24197 RID_IS_CONVERTIBLE_TO, RID_IS_CLASS, RID_IS_EMPTY, RID_IS_ENUM,
24198 RID_IS_POD, RID_IS_POLYMORPHIC, RID_IS_UNION, as
24200 * doc/extend.texi (Extensions to the C++ Language): Add Type Traits.
24202 2007-03-30 Steven Bosscher <steven@gcc.gnu.org>
24204 * regmove.c: Move all of pass_stack_adjustments from here...
24205 * combine-stack-adj.c: ...to this new file.
24206 * Makefile.in: Add rules for combine-stack-adj.o.
24208 2007-03-30 Zdenek Dvorak <dvorakz@suse.cz>
24210 PR tree-optimization/31383
24211 * tree-data-ref.c (affine_function_equal_p): Do not require the
24212 vectors to have the same length.
24214 2007-03-30 Jan Hubicka <jh@suse.cz>
24216 PR middle-end/30700
24217 * dwarf2out.c (reference_to_unused): Ask cgraph for functions
24218 availablility; add more sanity checking; ask varpool only about
24221 2007-03-29 Richard Henderson <rth@redhat.com>
24223 * unwind-generic.h (_sleb128_t, _uleb128_t): Don't use HAVE_LONG_LONG
24224 to decide, but __SIZEOF_LONG_LONG__.
24226 2007-03-29 Richard Henderson <rth@redhat.com>
24228 * emutls.c (struct __emutls_array): New.
24229 (emutls_destroy): Use it instead of casting element 0 from void*.
24230 (__emutls_get_address): Likewise.
24232 2007-03-29 Richard Henderson <rth@redhat.com>
24234 * varasm.c (initializer_constant_valid_p): Don't deny
24235 DECL_DLLIMPORT_P on functions.
24237 * config/i386/cygming.h: Remove function declarations.
24238 (SUBTARGET_ENCODE_SECTION_INFO): Don't undef first.
24239 (ASM_OUTPUT_LABELREF): Remove.
24240 (COMMON_ASM_OP): Remove.
24241 (ASM_OUTPUT_COMMON): Remove.
24242 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New.
24243 (ASM_DECLARE_OBJECT_NAME): Use i386_pe_maybe_record_exported_symbol.
24244 (ASM_DECLARE_FUNCTION_NAME): Likewise.
24245 * config/i386/i386-interix.h (SUBTARGET_ENCODE_SECTION_INFO):
24246 Rename from TARGET_ENCODE_SECTION_INFO.
24247 * config/i386/netware.h: Likewise.
24248 * config/i386/i386-protos.h: Update.
24249 * config/i386/i386.c (ix86_function_ok_for_sibcall): Turn ifdef
24250 of TARGET_DLLIMPORT_DECL_ATTRIBUTES into straight if.
24251 (legitimate_constant_p): Reject dllimports.
24252 (dllimport_map, get_dllimport_decl): New.
24253 (legitimize_dllimport_symbol): New.
24254 (legitimize_address, ix86_expand_move): Use it.
24255 (TARGET_BINDS_LOCAL_P): Redefine for TARGET_DLLIMPORT_DECL_ATTRIBUTES.
24256 * config/i386/i386.h (DLL_IMPORT_EXPORT_PREFIX): Remove.
24257 (SYMBOL_FLAG_DLLIMPORT, SYMBOL_REF_DLLIMPORT_P): New.
24258 (SYMBOL_FLAG_DLLEXPORT, SYMBOL_REF_DLLEXPORT_P): New.
24259 * config/i386/predicates.md (constant_call_address_operand): Only
24260 accept symbols; reject dllimport_p symbols.
24261 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Use
24262 i386_pe_maybe_record_exported_symbol.
24263 * config/i386/winnt.c (DLL_IMPORT_PREFIX, DLL_EXPORT_PREFIX): Remove.
24264 (i386_pe_determine_dllexport_p): Rename from i386_pe_dllexport_p.
24265 (i386_pe_determine_dllimport_p): Rename from i386_pe_dllimport_p;
24266 trust the setting of DECL_DLLIMPORT_P.
24267 (i386_pe_dllexport_name_p, i386_pe_dllimport_name_p): Remove.
24268 (i386_pe_mark_dllexport, i386_pe_mark_dllimport): Remove.
24269 (gen_stdcall_or_fastcall_suffix): Return NULL if no change required;
24270 tidy the argument scanning loop.
24271 (i386_pe_encode_section_info): Set SYMBOL_FLAG_DLLIMPORT and
24272 SYMBOL_FLAG_DLLEXPORT in SYMBOL_REF_FLAGS.
24273 (i386_pe_strip_name_encoding): Remove.
24274 (i386_pe_binds_local_p): New.
24275 (i386_pe_strip_name_encoding_full): Use default_strip_name_encoding.
24276 (i386_pe_output_labelref): Remove.
24277 (i386_pe_asm_output_aligned_decl_common): New.
24278 (i386_pe_maybe_record_exported_symbol): Rename from
24279 i386_pe_record_exported_symbol; check for dllexported symbols.
24281 2007-03-29 Zack Weinberg <zack@mrtock.ucsd.edu>
24283 * gengtype.c (oprintf): Mostly revert changes from 2007-03-26;
24284 add comment explaining why vsnprintf cannot be used.
24286 2007-03-29 Douglas Gregor <doug.gregor@gmail.com>
24288 PR tree-optimization/30666
24289 * tree.c (build_complex_type): When creating type names for DWARF2
24290 debug info, create TYPE_DECLs for TYPE_NAME instead of
24292 (build_common_tree_nodes_2): Use build_complex_type when building
24293 predefined complex types, to preserve canonical types.
24295 2007-03-29 Steven Bosscher <steven@gcc.gnu.org>
24297 * ifcvt.c (struct noce_if_info): Add then_else_reversed field.
24298 (noce_get_alt_condition): Look at it to determine whether to
24299 reverse the condition or not.
24300 (noce_get_condition): Substitute the truth for lies.
24301 (noce_find_if_block): Set the then_else_reversed field.
24303 2007-03-29 Lars Poeschel <larsi@wh2.tu-dresden.de>
24305 * config/fr30/fr30.md (movdi): Do not accept immediates as the
24306 destination of this insn.
24307 * config/fr30/fr30.c (fr30_move_double): Use emit_move_insn rather
24308 than calling gen_rtx_SET directly. Use r0 to hold the value of
24309 'address + 4' rather than a stack based temporary which can be
24310 mis-optimized away.
24312 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
24314 * config/s390/s390.c (s390_secondary_input_reload_class,
24315 s390_secondary_output_reload_class): Functions removed.
24316 (s390_secondary_reload): New function.
24317 (TARGET_SECONDARY_RELOAD): Target macro defined.
24318 * config/s390/s390.h (SECONDARY_INPUT_RELOAD_CLASS,
24319 SECONDARY_OUTPUT_RELOAD_CLASS): Macro definitions removed.
24320 * config/s390/s390.md ("reload_outti", "reload_outdi",
24321 "reload_indi", "reload_insi", "reload_out<mode>", "reload_in<mode>",
24322 "reload_out<mode>"): Expanders removed.
24323 ("reload<mode>_plus", "reload<mode>_nonoffmem_in",
24324 "reload<mode>_nonoffmem_out"): Expanders added.
24326 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
24328 * regmove.c (optimize_reg_copy_1): Don't perform DEST->SRC repair
24329 action if SRC->DEST replacement failed anyway.
24331 2007-03-28 Mike Stump <mrs@apple.com>
24333 * config/darwin9.h (ASM_OUTPUT_ALIGNED_COMMON): Add.
24334 * config/darwin.h (MAX_OFILE_ALIGNMENT): Fix.
24335 * config/rs6000/darwin.h (ASM_OUTPUT_ALIGNED_COMMON): Removed #undef.
24337 2007-03-28 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
24339 * config.gcc: Accept barcelona as a variant of amdfam10.
24340 * config/i386/i386.c (override_options): Likewise.
24341 * doc/invoke.texi: Likewise.
24343 2007-03-28 Eric Botcazou <ebotcazou@adacore.com>
24345 * tree-dfa.c (get_ref_base_and_extent): Do not expect positive
24346 offsets for BIT_FIELD_REF and COMPONENT_REF.
24348 2007-03-28 Richard Guenther <rguenther@suse.de>
24350 * tree.c (is_global_var): Move ...
24351 * tree-flow-inline.h (is_global_var): ... here.
24352 * tree.h (is_global_var): Remove declaration.
24354 2007-03-28 Uros Bizjak <ubizjak@gmail.com>
24356 * config/i386/i386.h (X86_TUNE_PROMOTE_HIMODE_IMUL): New tuning
24358 (TARGET_TUNE_PROMOTE_HIMODE_IMUL): New define. Use new tuning option.
24359 * config/i386/i386.c (ix86_tune_features): Initialize new
24361 * config/i386/predicates.md (promotable_binary_operator): Use
24362 TARGET_TUNE_PROMOTE_HIMODE_IMUL.
24364 2007-03-28 Grigory Zagorodnev <grigory_zagorodnev@linux.intel.com>
24367 * config/i386/sse.md (uminv16qi3): Use UMIN instead of UMAX.
24369 2007-03-28 Lars Poeschel <larsi@wh2.tu-dresden.de>
24371 * config/fr30/fr30.md (movsi_internal): Change destination
24372 constraint from m to V and add m to the end.
24374 2007-03-28 Christian Bruel <christian.bruel@st.com>
24376 * config/sh/sh.md (movsi_i): Fix type attribute.
24378 2007-03-28 Christian Bruel <christian.bruel@st.com>
24380 * config/sh/sh.md (movsi_ie): Fix memory constraints attribute length.
24381 (movsf_ie): Likewise.
24383 2007-03-28 Christian Bruel <christian.bruel@st.com>
24385 * config.gcc: Add sh4-300 to multilib.
24386 * config/sh/t-mlib-sh4-300: New file.
24388 2007-03-28 Andreas Krebbel <krebbel1@de.ibm.com>
24390 * config/s390/s390.md ("fix_trunc<mode>di2"): New expander.
24391 ("fix_trunc<DFP:mode>di2_dfp"): New insn definition renamed from
24392 fix_trunc<mode>di2.
24393 ("fixuns_truncdddi2", "fixuns_trunctddi2"): Use
24394 fix_trunc<DFP:mode>di2_dfp instead of fix_trunc<mode>di2.
24395 ("fix_truncdfsi2", "fix_truncsfsi2", "fixuns_truncdddi2",
24396 "fixuns_trunctddi2"): Whitespace fix.
24398 2007-03-28 Kaz Kojima <kkojima@gcc.gnu.org>
24400 * config/sh/sh.h (CALL_COOKIE_RET_TRAMP_SHIFT): Move after
24401 the definition of struct sh_args.
24402 (CALL_COOKIE_RET_TRAMP, CALL_COOKIE_STACKSEQ_SHIFT,
24403 CALL_COOKIE_INT_REG_GET): Likewise.
24405 2007-03-28 Steven Bosscher <steven@gcc.gnu.org>
24407 * ifcvt.c (cond_exec_find_if_block): Return FALSE if no
24408 transformations are applied successfully.
24410 2007-03-27 Douglas Gregor <doug.gregor@gmail.com>
24412 * tree.c (tree_contains_struct): Permit 512 tree codes.
24413 * tree.h (tree_contains_struct): Ditto.
24414 (MAX_TREE_CODES): Ditto.
24415 (struct tree_base): Make CODE 16 bits, instead of 8 bits. Add
24416 SPARE member to store remaining padding bits.
24418 2007-03-27 Anatoly Sokolov <aesok@post.ru>
24420 * config/avr/avr.c (avr_mcu_types): Move at90usb82 device to 'avr4'
24423 2007-03-27 Janis Johnson <janis187@us.ibm.com>
24425 * configure.ac: Fix assembler test for powerpc*-linux decimal float.
24426 * configure: Regenerate.
24428 * configure: Regenerate using the correct version of autoconf.
24430 2007-03-27 Anatoly Sokolov <aesok@post.ru>
24432 * config/avr/avr.c (avr_hard_regno_mode_ok): Disallow QImode in stack
24434 * config/avr/avr.h (REGISTER_NAMES): Rename "__SPL__" and "__SPH__"
24435 regs to "__SP_L__" and "__SP_H__".
24437 2007-03-27 Richard Guenther <rguenther@suse.de>
24439 * tree-dfa.c (get_ref_base_and_extent): Replace bit_offset and
24440 computations with it with a HOST_WIDE_INT variable.
24442 2007-03-26 Mike Stump <mrs@apple.com>
24444 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Add
24445 objective-c-header, objective-c++-header and objc++-cpp-output
24447 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
24449 2007-03-26 Richard Henderson <rth@redhat.com>
24452 * config/i386/i386.c (IX86_BUILTIN_PSLLDQ128, IX86_BUILTIN_PSLLW128,
24453 IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128, IX86_BUILTIN_PSRAW128,
24454 IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128, IX86_BUILTIN_PSRLD128,
24455 IX86_BUILTIN_PSRLQ128): New.
24456 (ix86_init_mmx_sse_builtins): Add them.
24457 (ix86_expand_builtin): Expand them.
24458 * config/i386/sse.md (ashr<mode>3, lshr<mode>3, ashl<mode>3): Make
24459 operand 2 be TImode.
24460 * config/i386/emmintrin.h (_mm_slli_epi64, _mm_srai_epi16,
24461 _mm_srai_epi32, _mm_srli_epi16, _mm_srli_epi32,
24462 _mm_srli_epi64): Mark __B const.
24463 (_mm_srli_si128, _mm_srli_si128): Fix disabled inline versions.
24464 (_mm_sll_epi16, _mm_sll_epi32, _mm_sll_epi64, _mm_sra_epi16,
24465 _mm_sra_epi32, _mm_srl_epi16, _mm_srl_epi32, _mm_srl_epi64): Use
24466 new two-vector shift builtins.
24468 2007-03-26 Ian Lance Taylor <iant@google.com>
24470 PR tree-optimization/31345
24471 * tree-vrp.c (extract_range_from_binary_expr): Turn ranges like
24472 [+INF, +INF(OVF)] into VARYING.
24474 2007-03-26 Zack Weinberg <zackw@panix.com>
24476 * gengtype-parse.c: New file.
24477 * gengtype-yacc.y: Delete.
24478 * gengtype-lex.l: Don't include gengtype-yacc.h.
24479 Define YY_DECL and yyterminate appropriately for recursive
24480 descent parser. yylval is now a string out-parameter to yylex.
24481 (HWS, EOID): New shorthand.
24482 (IWORD): Add a couple more types.
24483 (yylex): Add a setup stanza. Remove the complex rules for
24484 detecting GTY'ed types and typedefs; replace with simple
24485 keyword detectors. Adjust everything for the changed
24486 definition of yylval. Ignore all pp-directives, not just #define.
24488 (parse_file): Rename yybegin; do not call yyparse.
24490 * gengtype.c (xasprintf): Export again.
24491 (this_file): New. Use everywhere __FILE__ was being used.
24492 (get_lang_bitmap): Special case types defined in gengtype.c.
24493 (do_typedef, new_structure): Suppress definition of certain types.
24494 (new_structure): Improve diagnostics of duplicate definitions.
24495 Make sure location_s is associated with input.h.
24496 (nreverse_pairs, define_location_structures): New functions.
24497 (main): Improve tagging of kludge types. Remove old kludges
24498 for input.h types; use define_location_structures.
24499 * gengtype.h: Update prototypes. Define token codes here.
24500 * Makefile.in: Remove all references to gengtype-yacc.
24501 Add rules for gengtype-parse.o. Adjust rules for gengtype-lex.o
24503 * bitmap.h (struct bitmap_head_def): Coalesce definitions,
24504 add GTY((skip)) to the field that's only conditionally there.
24505 * doc/install.texi: Document that Bison is no longer required
24506 unless building treelang.
24508 * gengtype.c: Don't include gtyp-gen.h.
24509 (srcdir): Declare here.
24510 (base_files, lang_dir_names): Allocate dynamically.
24511 (gt_files, num_gt_files, num_lang_dirs): New globals.
24512 (measure_input_list, read_input_line, read_input_list)
24513 (set_lang_bitmap): New functions.
24514 (get_base_file_bitmap): Rename get_lang_bitmap and drastically
24515 simplify, relying on read_input_list to set up the bitmaps.
24516 (main): Arguments are no longer unused. Check for correct number
24517 of command line arguments, set srcdir and srcdir_len, then call
24518 read_input_list, before doing anything else. No need to worry
24519 about duplicates in main loop.
24520 * configure.ac: Simplify the calculation of all_gtfiles.
24521 Put language tags in there. Don't set or substitute
24522 all_gtfiles_files_langs or all_gtfiles_files_frags.
24523 * Makefile.in: Revamp the way gengtype is invoked, now that it
24524 takes a file on its command line with a much simpler format.
24525 Remove or replace with gtyp-input.list all references to gtyp-gen.h.
24526 (GTFILES): Remove duplicates and C source files.
24527 * c-config-lang.in, cp/config-lang.in, objc/config-lang.in
24528 * objcp/config-lang.in: Add c-pragma.h to gtfiles.
24529 * configure: Regenerate.
24531 * gengtype.h: Remove all type definitions to gengtype.c; leave
24532 only definitions of options_p, type_p, and pair_p as opaque
24533 pointers. Update prototypes.
24534 * gengtype.c: Many type definitions moved here from gengtype.h.
24535 Consolidate type definitions at the top of the file.
24536 (xvasprintf): Delete.
24537 (xasprintf): Make static.
24538 (create_nested_pointer_option): Add 'next' parameter.
24539 (create_field_all, create_field_at): New functions.
24540 (create_field): Now a thin wrapper around create_field_all.
24541 (create_optional_field): Rename create_optional_field_ and add
24542 line argument. Original name is now a macro which supplies
24544 (oprintf): Use vsnprintf directly.
24545 (close_output_files): Use fatal rather than perror/exit.
24546 (note_def_vec, note_def_vec_alloc): Use create_field_at.
24547 (main): Set progname. Don't use exit.
24548 * gengtype-yacc.y (struct_fields): Use create_field_at.
24549 (option, optionseqopt): Delete.
24550 (optionseq): Consolidate productions from option here so we
24551 can use the first argument to create_option.
24553 * gengtype-lex.l: Distinguish unions from structures in the
24554 token type. Don't call find_structure; return the tag as a string.
24555 * gengtype-yacc.y: Add new token types ENT_TYPEDEF_UNION and
24556 ENT_UNION. Type of these, ENT_TYPEDEF_STRUCT, and ENT_STRUCT is
24557 string. Reorganize typedef_struct production accordingly.
24558 Use create_nested_ptr_option.
24559 * gengtype.c (create_nested_ptr_option): New function.
24560 * gengtype.h: Declare it.
24562 * gengtype.h (struct type): Replace 'sc' with boolean, scalar_is_char.
24563 (string_type): Don't declare.
24564 (do_scalar_typedef): Declare.
24565 (create_scalar_type): Update prototype.
24566 * gengtype.c (string_type): Make static.
24567 (scalar_nonchar, scalar_char): New.
24568 (do_scalar_typedef): Export. Always use scalar_nonchar for the type.
24569 (resolve_typedef): Use scalar_nonchar for error recovery.
24570 (create_scalar_type): Remove name_len field. Return scalar_char
24571 or scalar_nonchar as appropriate.
24572 (adjust_field_type): Look at scalar_is_char boolean to decide whether
24573 to use string_type.
24574 (throughout): Use scalar_nonchar instead of calling
24575 create_scalar_type, whenever possible.
24576 (main): Initialize scalar_char and scalar_nonchar before calling
24578 * gengtype-lex.l: Adjust for removal of second argument to
24579 create_scalar_type. Use yylval.s instead of yylval.t when
24581 * gengtype-yacc.y: Type of SCALAR is string. Call
24582 create_scalar_type from type:SCALAR rule. Adjust for removal of
24583 second argument to create_scalar_type.
24585 * vec.h: Remove all #if IN_GENGTYPE blocks.
24586 Add comment saying that changes may require adjustments to gengtype.
24587 * gengtype.c: Don't include coretypes.h or tm.h.
24588 Add comment to inclusion of errors.h.
24589 (note_def_vec, note_def_vec_alloc): New functions.
24590 * gengtype.h: Declare new functions.
24591 * gengtype-lex.l: Don't include coretypes.h.
24592 (YY_INPUT, macro_input, push_macro_expansion, mangle_macro_name):
24594 (update_lineno): Remove unnecessary prototype.
24595 (DEF_VEC_* rules): Simplify using note_def_vec / note_def_vec_alloc.
24596 (VEC rule): Just return VEC_TOKEN.
24597 * gengtype-yacc.y (VEC_TOKEN): New token type.
24598 (type): Add a production for VEC(a,b).
24599 * Makefile.in: Update dependencies.
24601 * gengtype-lex.l: Remove rules for parsing pointer-to-function
24602 typedefs that use the old PARAMS macro.
24604 * gengtype-lex.l: Remove all rules and states relating to yacc
24606 * gengtype-yacc.y: Similarly.
24607 * gengtype.c (note_yacc_type): Delete function.
24608 * gengtype.h: Update prototypes.
24610 2007-03-26 Joseph Myers <joseph@codesourcery.com>
24612 * tree-pretty-print.c (dump_generic_node): Report precision of
24613 unnamed integer types.
24615 2007-03-26 Steven Bosscher <steven@gcc.gnu.org>
24617 * ifcvt.c (noce_try_store_flag_constants): Don't check
24618 no_new_pseudos here.
24619 (noce_try_store_flag_constants): Don't check no_new_pseudos.
24620 (noce_try_addcc, noce_try_store_flag_mask, noce_try_cmove_arith,
24621 noce_try_cmove_arith, noce_try_minmax, noce_try_abs,
24622 noce_try_sign_mask): Likewise.
24623 (if_convert): Check no_new_pseudos here.
24625 (cond_exec_process_if_block, noce_process_if_block, find_if_block):
24627 (struct noce_if_info): Add then_bb, else_bb, join_bb members.
24628 (noce_get_condition): Handle new then_else_reversed argument.
24629 (noce_init_if_info): Remove, fold into noce_find_if_block.
24630 (noce_process_if_block): Take a struct noce_if_info as the
24631 argument. Don't set up one based on ce_if_info. Update pointer
24632 references accordingly.
24633 (cond_move_process_if_block): Likewise.
24634 (process_if_block): Removed.
24635 (find_if_block): Removed. Move functionality two new functions,
24636 noce_find_if_block and cond_exec_find_if_block.
24637 (noce_find_if_block): New function. Be aware of IF-THEN-JOIN
24638 blocks and the symmetric IF-ELSE-JOIN case.
24639 (cond_exec_find_if_block): Also new function mostly based on old
24640 find_if_block and process_if_block.
24641 (find_if_header): Replace find_if_block call with separately
24642 guarded calls to noce_find_if_block and cond_exec_find_if_block.
24643 (find_cond_trap): Update noce_get_condition call.
24644 (dead_or_predicable): Likewise.
24646 2007-03-26 Jakub Jelinek <jakub@redhat.com>
24648 * config/i386/i386.c (IX86_BUILTIN_CMPNEPD, IX86_BUILTIN_CMPNESD):
24650 (IX86_BUILTIN_PSLLW128, IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128,
24651 IX86_BUILTIN_PSRAW128, IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128,
24652 IX86_BUILTIN_PSRLD128, IX86_BUILTIN_PSRLQ128): Remove.
24653 (ix86_init_mmx_sse_builtins): Remove v8hi_ftype_v8hi_v2di and
24654 v4si_ftype_v4si_v2di. Remove __builtin_ia32_psllw128,
24655 __builtin_ia32_pslld128, __builtin_ia32_psllq128,
24656 __builtin_ia32_psrlw128, __builtin_ia32_psrld128,
24657 __builtin_ia32_psrlq128, __builtin_ia32_psraw128 and
24658 __builtin_ia32_psrad128 builtins.
24660 2007-03-26 Uros Bizjak <ubizjak@gmail.com>
24662 * reg-stack.c (replace_reg): Use IN_RANGE macro in gcc_assert().
24663 * config/i386/constraints.md
24664 (define_constraint "I"): Use IN_RANGE macro.
24665 (define_constraint "J"): Ditto.
24666 (define_constraint "K"): Ditto.
24667 (define_constraint "M"): Ditto.
24668 (define_constraint "N"): Ditto.
24669 (define_constraint "O"): Ditto.
24670 * config/i386/predicates.md
24671 (define_predicate "register_no_elim_operand"): Use IN_RANGE macro.
24672 (define_predicate "const_0_to_3_operand"): Ditto.
24673 (define_predicate "const_0_to_7_operand"): Ditto.
24674 (define_predicate "const_0_to_15_operand"): Ditto.
24675 (define_predicate "const_0_to_63_operand"): Ditto.
24676 (define_predicate "const_0_to_255_operand"): Ditto.
24677 (define_predicate "const_1_to_31_operand"): Ditto.
24678 (define_predicate "const_2_to_3_operand"): Ditto.
24679 (define_predicate "const_4_to_7_operand"): Ditto.
24681 2007-03-25 David Edelsohn <edelsohn@gnu.org>
24683 * config/rs6000/rs6000.c (rs6000_emit_prologue): Always clobber LR
24684 in SImode for save_world.
24685 * config/rs6000/altivec.md (save_world, restore_world): Convert to
24688 2007-03-25 Dorit Nuzman <dorit@il.ibm.com>
24690 PR tree-optimization/30784
24691 * fold-const.c (fold_ternary): Handle CONSTRUCTOR in case
24694 2007-03-25 Revital Eres <eres@il.ibm.com>
24696 * tree-if-conv.c (if_convertible_gimple_modify_stmt_p):
24697 Fold movement_possibility function into it.
24699 2007-03-25 David Edelsohn <edelsohn@gnu.org>
24701 * config/rs6000/darwin.md (load_macho_picbase): Ignore operand 0.
24702 (load_macho_picbase_{si,di}): Convert to LR hard reg.
24703 (call_indirect_nonlocal_darwin64): Same.
24704 (call_nonlocal_darwin64): Same.
24705 (call_value_indirect_nonlocal_darwin64): Same.
24706 (call_value_nonlocal_darwin64): Same.
24707 (sibcall_nonlocal_darwin64): Same.
24708 (sibcall_value_nonlocal_darwin64): Same.
24709 (sibcall_symbolic_64): Same.
24710 (sibcall_value_symbolic_64): Same.
24711 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Remove
24713 (rs6000_emit_load_toc_table): Same.
24714 * config/rs6000/altivec.md (restore_world): Convert to LR hard reg.
24715 * config/rs6000/rs6000.md (mulh_call): Convert to LR hard reg.
24717 (divss_call): Same.
24718 (divus_call): Same.
24719 (quoss_call): Same.
24720 (quous_call): Same.
24721 (load_toc_v4_pic_si): Same
24722 (load_toc_v4_PIC_1): Same.
24723 (load_toc_v4_PIC_1b): Same.
24724 (call_indirect_aix{32,64}): Same.
24725 (call_value_indirect_aix{32,64}): Same.
24727 (call_value): Same.
24728 (call_local{32,64}): Same.
24729 (call_value_local{32,64}): Same.
24730 (call_indirect_nonlocal_aix{32,64}): Same.
24731 (call_nonlocal_aix{32,64}): Same.
24732 (call_value_indirect_nonlocal_aix{32,64}): Same.
24733 (call_value_nonlocal_aix{32,64}): Same.
24734 (call_indirect_nonlocal_sysv<mode>): Same.
24735 (call_nonlocal_sysv<mode>): Same.
24736 (call_value_indirect_nonlocal_sysv<mode>): Same.
24737 (call_value_nonlocal_sysv<mode>): Same.
24739 (sibcall_local{32,64}): Same.
24740 (sibcall_value_local{32,64}): Same.
24741 (sibcall_nonlocal_aix{32,64}): Same.
24742 (sibcall_value_nonlocal_aix{32,64}): Same.
24743 (sibcall_nonlocal_sysv<mode>): Same.
24744 (sibcall_value): Same.
24745 (sibcall_value_nonlocal_sysv<mode>): Same.
24747 2007-03-24 Paul Brook <paul@codesourcery.com>
24749 * config/arm/lib1funcs.asm (div0): Use ARM_FUNC_START and do_push.
24750 * config/arm/linux-eabi.h: Remove legacy syscall hack.
24752 2007-03-24 Richard Henderson <rth@redhat.com>
24754 * config/ia64/constraints.md: New file.
24755 * config/ia64/predicates.md: Replace CONST_OK_FOR_? with
24756 satisfies_constraint_?.
24757 * config/ia64/ia64.c (ia64_move_ok, ia64_legitimate_constant_p,
24758 ia64_reload_gp, spill_restore_mem, ia64_expand_prologue,
24759 ia64_expand_epilogue, ia64_split_return_addr_rtx, ia64_rtx_costs,
24760 ia64_output_mi_thunk): Likewise.
24761 (ia64_const_ok_for_letter_p): Remove.
24762 (ia64_const_double_ok_for_letter_p): Remove.
24763 (ia64_extra_constraint): Remove.
24764 * config/ia64/ia64.h (REG_CLASS_FROM_LETTER): Remove.
24765 (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L,
24766 CONST_OK_FOR_M, CONST_OK_FOR_N, CONST_OK_FOR_O, CONST_OK_FOR_P,
24767 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_G,
24768 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT,
24769 EXTRA_MEMORY_CONSTRAINT): Remove.
24770 * config/ia64/ia64.md: Include constriants.md. Replace
24771 CONST_OK_FOR_? with satisfies_constraint_?.
24773 2007-03-23 Michael Meissner <michael.meissner@amd.com>
24774 H.J. Lu <hongjiu.lu@intel.com>
24776 * config/dfp-bit.h (DPD_BID_NAME): New macro to give either the
24778 (name macros): Use DPD_BID_NAME to convert names properly.
24780 * optabs.c (DECIMAL_PREFIX): Prefix string to use for the current
24781 decimal floating point format.
24782 (init_floating_libfuncs): Change decimal functions so that they
24783 have a "bid_" prefix if the decimal system uses the BID format,
24784 and "dpd_" prefix if the decimal system uses the DPD format.
24785 (init_interclass_conv_libfuncs): Ditto.
24786 (init_intraclass_conv_libfuncs): Ditto.
24788 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
24789 using the BID format.
24791 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
24792 whether we are using the BID decimal format.
24793 * configure: Regenerate.
24795 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
24796 the compiler has decimal floating point enabled. Define
24797 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
24800 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
24801 using the BID format.
24803 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
24804 whether we are using the BID decimal format.
24805 * configure: Regenerate.
24807 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
24808 the compiler has decimal floating point enabled. Define
24809 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
24812 * doc/install.texi (--enable-decimal-float): Document BID and DPD
24813 options, and that it is enabled for i386/x86_64 systems.
24815 * Makefile.in (enable_decimal_float): New.
24817 (DECNUMINC): Add -I$(DECNUMFMT).
24818 (DECNUM_H): Mov decimal32.h, decimal64.h and decimal128.h
24819 to $(DECNUMFMT) from $(DECNUM).
24821 * configure.ac: Support * --enable-decimal-float={no,yes,bid,dpd}.
24822 Substitute enable_decimal_float.
24823 * configure: Regenerated.
24826 * config/dfp-bit.c (__dec_byte_swap): Use uint32_t instead of
24829 * configure.ac: Enable decimal float for x86_64-*-linux*.
24830 * configure: Regenerated.
24833 * dfp.c (decimal_real_arithmetic): Use decimal128FlipSign and
24834 decimal128ClearSign to flip and clear the sign bit in decimal128.
24835 (decimal_real_maxval): Set decimal128SetSign to set the sign
24838 2007-03-23 Ian Lance Taylor <iant@google.com>
24840 * fold-const.c (fold_binary): Correct warning for X - c >= X.
24842 2007-03-23 Ian Lance Taylor <iant@google.com>
24844 * tree-dump.c (dump_files): Correct comment.
24846 2007-03-23 Ian Lance Taylor <iant@google.com>
24848 * tree-vrp.c (operand_less_p): Ignore fold overflow warnings.
24850 2007-03-23 Steven Bosscher <steven@gcc.gnu.org>
24852 * tracer.c (tracer): Don't take FLAGS argument. Assert we are
24853 in cfglayout mode. Don't go into and out of cfglayout mode.
24854 Link the blocks in the order of the constructed traces.
24855 (rest_of_handle_tracer): Adjust call to tracer.
24856 * loop-init.c (rtl_loop_init): Assert we are in cfglayout mode.
24857 Don't go into cfglayout mode.
24858 (rtl_loop_done): Don't go out of cfglayout mode.
24859 * cfglayout.c (relink_block_chain): New function, split out from...
24860 (fixup_reorder_chain): ...here. Remove redundant checking.
24861 (cfg_layout_finalize): Don't clear the header, footer, and aux
24862 fields here, move the code to do so to relink_block_chain. Likewise
24863 for free_original_copy_tables.
24864 * rtl.h (tracer): Update prototype.
24865 * bb-reorder.c (reorder_basic_blocks): Don't take FLAGS argument.
24866 Assert we are in cfglayout mode. Don't go into and out of cfglayout
24867 mode. Use relink_block_chain to serialize the CFG according to the
24868 new basic block order. Move targetm.cannot_modify_jumps_p check from
24870 (gate_handle_reorder_blocks): ...to here.
24871 (duplicate_computed_gotos): Move targetm.cannot_modify_jumps_p check
24873 (gate_duplicate_computed_gotos): ...to here.
24874 (rest_of_handle_reorder_blocks): Don't see if anything has changed,
24875 something always changes when going into and out of cfglayout mode.
24876 Perform an expensive cfg cleanup while going into cfglayout mode.
24877 Always update liveness information on HAVE_conditional_execution
24878 targets. Reserialize the basic blocks and go out of cfglayout mode.
24879 * reg-stack.c: Include cfglayout.h.
24880 (rest_of_handle_stack_regs): Go into and out of cfglayout mode around
24881 the call to reorder_basic_blocks.
24882 * basic-block.h (reorder_basic_blocks): Update prototype.
24883 (relink_block_chain): New prototype.
24884 * passes.c (pass_outof_cfg_layout_mode): Move after cse2.
24886 2007-03-23 Joseph Myers <joseph@codesourcery.com>
24888 * config/mips/mips.md (type, hazard, *movdi_32bit,
24889 *movdi_gp32_fp64, *movdi_64bit, *movsi_internal, movcc,
24890 *movhi_internal, *movqi_internal, *movsf_hardfloat,
24891 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit, *movdf_softfloat,
24892 movv2sf_hardfloat_64bit, load_df_low, load_df_high, store_df_high,
24893 mthc1, mfhc1): Change xfer instruction type to mfc and mtc, as
24895 (movcc): Change first xfer to multi.
24896 * config/mips/24k.md, config/mips/4100.md, config/mips/4300.md,
24897 config/mips/5000.md, config/mips/5400.md, config/mips/5500.md,
24898 config/mips/5k.md, config/mips/7000.md, config/mips/9000.md,
24899 config/mips/generic.md: Change reservations using "xfer" to use
24901 * config/mips/sb1.md (ir_sb1_mtxfer): Use "mtc" instead of
24902 using match_operand.
24903 (ir_sb1_mfxfer): Use "mfc" instead of using match_operand.
24904 * config/mips/sr71k.md (ir_sr70_xfer_from): Use "mfc" instead of
24906 (ir_sr70_xfer_to): Use "mtc" instead of examining mode.
24908 2007-03-22 Richard Henderson <rth@redhat.com>
24910 * config/i386/i386.c: Remove unnecessary function declarations.
24911 Move targetm definition, and all related macros, to the end of
24912 the file. Resort some functions to put definitions before uses.
24913 (ix86_attribute_table): Make static. Move to end of file.
24914 (ix86_gimplify_va_arg): Make static.
24916 2007-03-22 Richard Henderson <rth@redhat.com>
24918 * config/i386/i386.c (ix86_function_regparm): Early exit for 64-bit;
24919 don't increase local_regparm with force_align_arg_pointer check.
24920 (ix86_function_sseregparm): Assert 32-bit.
24921 (type_has_variadic_args_p): New.
24922 (ix86_return_pops_args): Early exit for 64-bit. Reindent; use
24923 type_has_variadic_args_p.
24924 (ix86_function_arg_regno_p): Use == 0 instead of ! test for eax.
24925 (init_cumulative_args): Remove TARGET_DEBUG_ARG. Remove zero_cum;
24926 use memset instead. Do maybe_vaarg check first; skip attribute
24927 tests if true; skip attribute tests for 64-bit.
24928 (construct_container): Remove TARGET_DEBUG_ARG.
24929 (function_arg_advance_32, function_arg_advance_64): Split out ...
24930 (function_arg_advance): ... from here.
24931 (function_arg_32, function_arg_64): Split out ...
24932 (function_arg): ... from here.
24933 (ix86_pass_by_reference): Tidy.
24934 (ix86_function_value_regno_p): Rearrange w/ switch on regno.
24935 (function_value_32): New, from parts of ix86_function_value
24936 and ix86_value_regno.
24937 (function_value_64): New, from parts of ix86_function_value
24938 and ix86_libcall_value.
24939 (ix86_function_value_1): New.
24940 (ix86_function_value, ix86_libcall_value): Use it.
24941 (return_in_memory_32, return_in_memory_64): Split out ...
24942 (ix86_return_in_memory): ... from here.
24943 (ix86_struct_value_rtx): Skip for 64-bit.
24944 (ix86_libcall_value, ix86_value_regno): Remove.
24945 (setup_incoming_varargs_64): Split out ...
24946 (ix86_setup_incoming_varargs): ... from here.
24947 (ix86_va_start): Remove TARGET_DEBUG_ARG.
24948 (legitimate_address_p, legitimize_address): Remove TARGET_DEBUG_ADDR.
24949 * config/i386/i386-protos.h (ix86_function_value): Remove.
24950 * config/i386/i386.opt (TARGET_DEBUG_ADDR, TARGET_DEBUG_ARG): Remove.
24952 2007-03-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24955 * c-lex.c (interpret_float): On overflow, emit pedantic warning if
24956 infinities not supported, otherwise emit warning if -Woverflow. On
24957 underflow, emit warning if -Woverflow.
24958 * real.c (real_from_string): Return -1 if underflow, +1 if overflow
24960 * real.h (real_from_string): Update declaration
24962 2007-03-22 Kai Tietz <kai.tietz@onevision.com>
24963 Richard Henderson <rth@redhat.com>
24965 * defaults.h (OUTGOING_REG_PARM_STACK_SPACE): Provide default.
24966 * calls.c (compute_argument_block_size, expand_call,
24967 emit_library_call_value_1): Don't ifdef OUTGOING_REG_PARM_STACK_SPACE.
24968 * expr.c (block_move_libcall_safe_for_call_parm): Likewise.
24969 * function.c (STACK_DYNAMIC_OFFSET): Likewise.
24970 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Update.
24971 * config/alpha/unicosmk.h, config/bfin/bfin.h, config/iq2000/iq2000.h,
24972 config/mips/mips.h, config/mn10300/mn10300.h, config/mt/mt.h,
24973 config/pa/pa.h, config/rs6000/rs6000.h, config/score/score.h,
24974 config/spu/spu.h, config/v850/v850.h (OUTGOING_REG_PARM_STACK_SPACE):
24977 2007-03-22 Joseph Myers <joseph@codesourcery.com>
24979 * c-incpath.c (add_sysroot_to_chain): New.
24980 (merge_include_chains): Add sysroot argument. Call
24981 add_sysroot_to_chain if sysrooted.
24982 (register_include_chains): Update call to merge_include_chains.
24983 * doc/cppopts.texi: Document use of '=' in include directory
24986 2007-03-22 Uros Bizjak <ubizjak@gmail.com>
24988 * config/i386/i386.md (cmp<mode>): Rename from cmpsf and cmpdf.
24989 Macroize expander using SSEMODEF mode macro. Use SSE_FLOAT_MODE_P.
24990 (*cmpfp_<mode>): Rename from *cmpfp_sf and *cmpfp_df. Macroize
24991 insn pattern using X87MODEF12 mode macro.
24993 2007-03-21 Seongbae Park <seongbae.park@gmail.com>
24995 * regmove.c (regmove_optimize): Use reg_mentioned_p
24996 instead of reg_overlap_mentioned_p for DST.
24998 2007-03-21 Mike Stump <mrs@apple.com>
25000 * c.opt: Fixup for Objective-C/C++.
25002 2007-03-21 Steve Ellcey <sje@cup.hp.com>
25004 * explow.c (convert_memory_address): Fold memory reference when
25005 POINTERS_EXTEND_UNSIGNED < 0
25007 2007-03-21 Richard Henderson <rth@redhat.com>
25010 * config/i386/emmintrin.h (__m128i, __m128d): Mark may_alias.
25011 * config/i386/mmintrin.h (__m64): Likewise.
25012 * config/i386/xmmintrin.h (__m128): Likewise.
25014 2007-03-21 Richard Sandiford <richard@codesourcery.com>
25016 * config/vxworks.h (VXWORKS_ADDITIONAL_CPP_SPEC): Remove -D options.
25017 (VXWORKS_OS_CPP_BUILTINS): Define.
25018 * config/i386/vxworks.h (VXWORKS_CPU_DEFINE): Fold into...
25019 (TARGET_OS_CPP_BUILTINS): ...here. Use VXWORKS_OS_CPP_BUILTINS.
25021 2007-03-21 Richard Sandiford <richard@codesourcery.com>
25023 * rtl.h (constant_pool_reference_p): Delete.
25024 (find_constant_src): Declare.
25025 * rtlanal.c (find_constant_src): New function.
25026 * simplify-rtx.c (constant_pool_reference_p): Delete.
25027 * config/i386/i386.md: Use find_constant_src instead of
25028 constant_pool_reference_p/avoid_constant_pool_reference pairs.
25030 2007-03-21 Richard Sandiford <richard@codesourcery.com>
25032 * doc/invoke.texi (-fpie, -fPIE): Document __pie__ and __PIE__.
25033 * c-cppbuiltin.c (c_cpp_builtins): Define them.
25035 2007-03-20 Mark Mitchell <mark@codesourcery.com>
25037 * config/arm/elf.h (TARGET_ASM_DESTRUCTOR): Define.
25038 * config/arm/arm.c (arm_elf_asm_cdtor): New function.
25039 (arm_elf_asm_constructor): Use it.
25040 (arm_elf_asm_destructor): New function.
25042 2007-03-20 Bernd Schmidt <bernd.schmidt@analog.com>
25044 * jump.c (mark_jump_label): Treat SEQUENCE specially.
25046 2007-03-20 Nathan Sidwell <nathan@codesourcery.com>
25048 * config/vxlib.c (tls_delete_hook): Use TCB for kernel tasks.
25050 2007-03-19 Andrew Haley <aph@redhat.com>
25052 PR tree-optimization/31264
25053 * tree-vrp.c (register_edge_assert_for_1): Don't look though
25054 VIEW_CONVERT_EXPRs.
25056 2007-03-19 Paolo Bonzini <bonzini@gnu.org>
25058 PR rtl-optimization/30907
25059 * fwprop.c (forward_propagate_into): Never propagate inside a loop.
25060 (fwprop_init): Always call loop_optimizer_initialize.
25061 (fwprop_done): Always call loop_optimizer_finalize.
25062 (fwprop): We always have loop info now.
25063 (gate_fwprop_addr): Remove.
25064 (pass_fwprop_addr): Use gate_fwprop as gate.
25066 PR rtl-optimization/30841
25067 * df-problems.c (df_ru_local_compute, df_rd_local_compute,
25068 df_chain_alloc): Call df_reorganize_refs unconditionally.
25069 * df-scan.c (df_rescan_blocks, df_reorganize_refs): Change
25070 refs_organized to refs_organized_size.
25071 (df_ref_create_structure): Use refs_organized_size instead of
25072 bitmap_size if refs had been organized, and keep refs_organized_size
25074 * df.h (struct df_ref_info): Change refs_organized to
25075 refs_organized_size.
25076 (DF_DEFS_SIZE, DF_USES_SIZE): Use refs_organized_size instead of
25079 2007-03-19 Mark Mitchell <mark@codesourcery.com>
25081 * except.c (output_function_exception_table): Do not reference the
25082 EH personality routine for functions that do not require an
25085 2007-03-20 Jakub Jelinek <jakub@redhat.com>
25088 * c-typeck.c (convert_for_assignment): Call comptypes for
25089 RECORD_TYPE or UNION_TYPE.
25091 PR inline-asm/30505
25092 * reload1.c (reload): Do invalid ASM checking after
25093 cleanup_subreg_operands.
25095 2007-03-19 Jeff Law <law@redhat.com>
25097 * tree-cfg.c (find_taken_edge): Tighten conditions for
25098 optimizing computed gotos.
25100 2007-03-19 Michael Matz <matz@suse.de>
25102 * builtins.c (expand_builtin_sync_operation,
25103 expand_builtin_compare_and_swap,
25104 expand_builtin_lock_test_and_set): Care for extending CONST_INTs
25107 * config/i386/sync.md (sync_double_compare_and_swapdi_pic,
25108 sync_double_compare_and_swap_ccdi_pic): Use "SD" as constraint
25111 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
25113 * doc/tm.texi: Add brackets around the return type of
25114 TARGET_SECONDARY_RELOAD.
25116 2007-03-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
25117 Richard Guenther <rguenther@suse.de>
25119 PR tree-optimization/31254
25120 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
25121 Use handled_component_p () where appropriate. Continue
25122 propagating into the rhs if we propagated into an INDIRECT_REF
25125 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
25127 * config/s390/s390.md (op_type attribute): RRR instruction type added.
25128 (FP, DFP, SD_SF, DD_DF, TD_TF): New mode macros.
25129 (xde, xdee): Mode attributes adjusted to support DFP modes.
25130 (RRer, f0, op1, Rf, bt, bfp, HALF_TMODE): New mode attributes added.
25131 ("cmp<mode>", "*cmp<mode>_css_0", "*cmp<mode>_ccs", TF move splitters,
25132 DF move splitters, "floatdi<mode>2", "add<mode>3", "*add<mode>3",
25133 "*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3", "*sub<mode>3",
25134 "*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3", "*mul<mode>3",
25135 "div<mode>3", "*div<mode>3", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
25136 "*negabs<mode>2_nocc", "copysign<mode>3"): Adjusted to support DFP
25138 ("*movtf_64", "*movtf_31", "*movdf_64dfp", "*movdf_64", "*movdf_31",
25139 "movsf"): Insn definitions removed.
25140 ("*mov<mode>_64", "*mov<mode>_31", "mov<mode>", "*mov<mode>_64dfp",
25141 "*mov<mode>_64", "*mov<mode>_31", "fix_trunc<DFP:mode>di2",
25142 "trunctddd2", "truncddsd2", "extendddtd2", "extendsddd2"): Insn
25144 ("fixuns_truncdddi2", "fixuns_trunctddi2", "mov<mode>",
25145 "reload_in<mode>", "reload_out<mode>"): Expander added.
25146 ("movtf", "movdf", "reload_outtf", "reload_outdf", "reload_intf"):
25149 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
25151 * config/s390/s390.md: Only non-functional changes. Renamed
25152 FPR mode macro to BFP all over the file.
25154 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
25156 * config/s390/s390.md (UNSPEC_COPYSIGN): New constant.
25157 (op_type attribute): RRF instruction type added.
25158 (fT0): New mode attribute.
25159 ("*movdi_64dfp", "*movdf_64dfp", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
25160 "*negabs<mode>2_nocc", "copysign<mode>3"): Insn definitions added.
25161 * config/s390/s390.h (SECONDARY_MEMORY_NEEDED): Due to a new
25162 instruction no secondary memory is needed when moving DFmode values
25163 between GPRs and FPRs.
25165 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
25167 * config/s390/s390.opt ("mhard-float", "msoft-float"): Bit value
25168 inverted and documentation adjusted.
25169 ("mhard-dfp", "msoft-dfp"): New options.
25170 * config/s390/s390.c (s390_handle_arch_option): New architecture
25172 (override_options): Sanity checks for the new options added.
25173 * config.gcc: New architecture switch: z9-ec.
25174 * config/s390/s390.h (processor_flags): PF_DFP added.
25175 (TARGET_CPU_DFP, TARGET_DFP): Macro definitions added.
25176 (TARGET_DEFAULT): Due to the s390.opt changes hard float is enabled
25177 when the bit is NOT set so remove it from the defaults.
25179 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
25181 * genemit.c (main): Print include statement for dfp.h.
25182 * dfp.h (decimal_real_arithmetic): Hide prototype if tree_code enum
25185 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
25187 * config/cris/t-elfmulti (EXTRA_MULTILIB_PARTS): Do not define here.
25189 2007-03-19 Kaz Kojima <kkojima@gcc.gnu.org>
25192 * config/sh/sh.c (sh_adjust_cost): Use the result of single_set
25193 instead of PATTERN.
25195 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
25197 * pa.c (output_deferred_plabels, output_bb, output_millicode_call,
25198 attr_length_call, output_call, output_indirect_call): Cleanup
25199 formatting of targetm calls.
25201 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
25203 * config/cris/cris.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define to 1.
25205 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
25207 * pa.md: Add fpstore_load and store_fpload instruction types. Provide
25208 reservation, bypass and anti-bypass descriptions for these
25209 instructions. Update move patterns.
25210 * pa.c (hppa_fpstore_bypass_p): Check for both TYPE_FPSTORE_LOAD and
25213 2007-03-18 Dorit Nuzman <dorit@il.ibm.com>
25215 * tree-vect-transform.c (get_initial_def_for_induction): Replace
25216 GET_MODE_NUNITS with TYPE_VECTOR_SUBPARTS.
25217 (get_initial_def_for_reduction): Likewise.
25219 2007-03-16 Daniel Berlin <dberlin@dberlin.org>
25221 Fix PR tree-optimization/29922
25222 * tree-ssa-pre.c (bb_bitmap_sets): Remove RVUSE_* members.
25223 (get_representative): Removed.
25224 (value_dies_in_block_x): Update for rvuse removal.
25225 (valid_in_sets): Update for renaming of vuses_dies_in_block_x.
25226 (compute_antic_aux): Handle when PHI nodes appear in
25227 non-single-successors.
25228 (dump_bitmap_of_names): Removed.
25229 (compute_antic_safe): Renamed and removed rvuse calculation.
25230 Calculate only antic safe.
25231 (insert_into_preds_of_block): Remove assert.
25232 (execute_pre): Update for renamed functions.
25233 (defer_or_phi_translate_block): New function.
25235 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
25237 * config/arm/arm.c, config/arm/thumb2.md, config/m68k/m68k.c,
25238 config/spu/spu.c, omega.h, passes.c, predict.c: Fix comment
25240 * doc/cpp.texi, doc/extend.texi, doc/invoke.texi: Fix typos.
25241 Follow spelling conventions.
25243 * tree-data-ref.h: Remove the prototype for analyze_array.
25245 2007-03-17 Dorit Nuzman <dorit@il.ibm.com>
25247 PR tree-optimization/31041
25248 * tree-vect-transform.c (get_initial_def_for_induction): Call
25249 force_gimple_operand.
25251 2007-03-17 Olga Golovanevsky <olga@il.ibm.com>
25253 * ipa-type-escape.c (look_for_casts) : Revert code to use
25254 handled_component_p due to ada test a-numaux.adb.
25256 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
25258 * final.c (final_scan_insn): Alter the condition of a
25259 conditional trap if we have nonstandard CC.
25261 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
25263 * configure.ac: Remove excess quoting from asm line 0 test.
25264 * configure: Rebuilt.
25266 2007-03-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25268 * doc/invoke.texi (-Wconversion): Document warnings specific to C++.
25269 * c-common.c (convert_and_check): Move warning logic to...
25270 (warnings_for_convert_and_check): ...here. Define.
25271 * c-common.h (warnings_for_convert_and_check): Declare.
25273 2007-03-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
25275 * pa.c (attr_length_call): Partially revert change of 2007-03-09.
25276 (output_call): Likewise.
25278 2007-03-16 Richard Sandiford <richard@codesourcery.com>
25280 * config/vxworks.h (SUPPORTS_INIT_PRIORITY): Define.
25282 2007-03-16 Richard Sandiford <richard@codesourcery.com>
25284 * config/vx-common.h (WINT_TYPE, WINT_TYPE_SIZE): Define.
25286 2007-03-16 Uros Bizjak <ubizjak@gmail.com>
25288 * config/i386/i386.c (override_options): Add PTA_NO_SAHF to k8,
25289 opteron, athlon-64 and athlon-fx processor_alias_table entries.
25291 2007-03-16 Sebastian Pop <sebastian.pop@inria.fr>
25293 PR tree-optimization/31183
25294 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
25295 Use double_int instead of unsigned int for representing access_strides.
25296 * testsuite/gcc.dg/tree-ssa/pr31183.c: New.
25298 2007-03-16 Richard Guenther <rguenther@suse.de>
25300 PR tree-optimization/31146
25301 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Restructure
25302 to allow recursion of forward_propagate_addr_expr.
25303 (forward_propagate_addr_into_variable_array_index): Likewise.
25304 (forward_propagate_addr_expr): Likewise.
25305 (tree_ssa_forward_propagate_single_use_vars): Likewise.
25306 (forward_propagate_addr_expr_1): Recurse on simple copies
25307 instead of propagating into them. Do so for useless conversions
25309 (forward_propagate_addr_expr): Clean up unused statements after
25312 2007-03-16 Richard Guenther <rguenther@suse.de>
25314 * builtins.c (expand_builtin_cexpi): Use the right argument
25315 for the expansion via cexp.
25317 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
25319 * configure.ac: Don't require ELF binutils to tolerate # 0 "".
25320 * configure: Rebuilt.
25322 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
25325 * dwarf2out.c (force_type_die): Adjust comment.
25326 (dwarf2out_imported_module_or_decl): Handle base AT_import types.
25328 2007-03-15 DJ Delorie <dj@redhat.com>
25330 * config/frv/predicates.md (minmax_operator): Don't check operands
25333 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
25335 * tree-ssa-loop-niter.c (record_estimate): Add "upper" argument.
25336 Update constant estimates of number of iterations.
25337 (record_nonwrapping_iv): Add "upper" argument. "data_size_bounds_p"
25338 argument renamed to "realistic".
25339 (compute_estimated_nb_iterations): Removed.
25340 (record_niter_bound): New function.
25341 (idx_infer_loop_bounds): For possible but unlikely tail arrays,
25342 call record_nonwrapping_iv with upper = false.
25343 (infer_loop_bounds_from_signedness): Pass upper argument to
25344 record_nonwrapping_iv.
25345 (estimate_numbers_of_iterations_loop): Do not call
25346 compute_estimated_nb_iterations. Record estimate based on profile
25347 information. Initialize the constant estimates of number of
25349 * tree-data-ref.c (estimated_loop_iterations): Return the recorded
25351 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Add dump when
25352 number of iterations is too small.
25353 * cfgloop.h (struct nb_iter_bound): Remove "realistic" field.
25354 (EST_NOT_AVAILABLE): Removed.
25355 (struct loop): Replace estimated_nb_iterations by any_upper_bound,
25356 nb_iterations_upper_bound, any_estimate and nb_iterations_estimate
25359 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
25361 * tree-ssa-loop-niter.c (refine_bounds_using_guard, bound_difference):
25362 Handle NE_EXPR guards.
25364 2007-03-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25367 * c-opts.c (c_common_post_options): Handle C++ post-processing here.
25368 Set also -pedantic-errors by default for the preprocessor unless
25369 -fpermissive is given.
25371 2007-03-15 Richard Guenther <rguenther@suse.de>
25373 PR middle-end/29719
25374 PR middle-end/31161
25375 * builtins.c (expand_builtin_cexpi): As a fallback if we
25376 don't have builtins for sincos or cexp create a function
25377 declaration for cexp and expand to a call to that.
25378 (expand_builtin_int_roundingfn): Always fall
25379 back to floor/ceil and its variants even if they may be
25382 2007-03-15 Steven Bosscher <steven@gcc.gnu.org>
25384 PR middle-end/31159
25385 * cfglayout.c (fixup_reorder_chain): Postpone deleting dead
25386 jump tables, move the call to delete_dead_jumptables from here...
25387 (cfg_layout_finalize): ...to here. But rebuild jump labels first.
25388 * cfgrtl.c (cfg_layout_can_merge_blocks_p): When not optimizing,
25389 don't allow merging of blocks that try_redirect_by_replacing_jump
25390 also does not handle when not optimizing.
25392 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
25393 Francois-Xavier Coudert <coudert@clipper.ens.fr>
25395 * config/i386/i386.md (x86_sahf_1): Correctly handle
25398 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
25401 * config/i386/i386.md (*addti3_1, *addti3_1 splitter): Use
25402 x86_64_general_operand as operand[2] predicate. Remove "iF"
25403 from operand constraints and use "e" constraint instead.
25404 (*subti3_1, *subti3_1 splitter): Ditto.
25405 (*negti2_1, *negti2_1 splitter): Use nonimmediate_operand as
25406 operand[1] predicate.
25408 2007-03-14 Sebastian Pop <sebastian.pop@inria.fr>
25410 * tree-loop-linear.c (gather_interchange_stats): For multidimensional
25411 arrays, multiply the access strides by the size of the sub-array.
25412 * testsuite/gcc.dg/tree-ssa/ltrans-5.c: New.
25414 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
25416 * configure.ac (HAVE_AS_IX86_SAHF): On x86 targets check whether
25417 the configured assembler supports the sahf mnemonic.
25418 * configure: Regenerate.
25419 * config.in: Regenerate.
25421 * config/i386/i386.md (x86_sahf_1): Depending on HAVE_AS_IX86_SAHF,
25422 emit "sahf" or ".byte\t0x9e" as asm template.
25424 2007-03-14 Michael Meissner <michael.meissner@amd.com>
25427 * config/i386/i386.h (X86_TUNE_SHORTEN_X87_SSE): New tuning
25428 option to replace hard coded TARGET_xxx in md file.
25429 (X86_TUNE_AVOID_VECTOR_DECODE): Ditto.
25430 (X86_TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
25431 (X86_TUNE_SLOW_IMUL_IMM8): Ditto.
25432 (X86_TUNE_MOVE_M1_VIA_OR): Ditto.
25433 (X86_TUNE_NOT_UNPAIRABLE): Ditto.
25434 (X86_TUNE_NOT_VECTORMODE): Ditto.
25435 (TUNE_SHORTEN_X87_SSE): Use new tuning option.
25436 (TUNE_AVOID_VECTOR_DECODE): Ditto.
25437 (TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
25438 (TUNE_SLOW_IMUL_IMM8): Ditto.
25439 (TUNE_MOVE_M1_VIA_OR): Ditto.
25440 (TUNE_NOT_UNPAIRABLE): Ditto.
25441 (TUNE_NOT_VECTORMODE): Ditto.
25443 * config/i386/i386.c (ix86_tune_features): Fill in new tuning
25446 * config/i386/i386.md (fix_trunc?f?1_sse peephole2): Use new
25447 tuning options instead of hard coded TARGET_xxx.
25448 (fix ssemode peephole2's): Ditto.
25449 (imul peephole2's): Ditto.
25451 (movdi_or_rex64): Ditto.
25452 (move peephole2): Ditto.
25453 (not peephole2's): Ditto.
25455 2007-03-14 Dirk Mueller <dmueller@suse.de>
25457 * c-common.h (empty_body_warning): Rename to empty_if_body_warning.
25458 * c-common.c (empty_if_body_warning): Rephrase diagnostic message.
25459 * c-parser.c (c_parser_if_body): Always add an empty statement in case
25461 * c-parser.c (c_parser_do_statement): Warn about empty body in
25462 do/while statement.
25463 * c-typeck (c_finish_if_stmt): Call empty_if_body_warning.
25464 * doc/invoke.texi (-Wempty-body): Update documentation.
25466 2007-03-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25469 * c-common.h (warn_for_div_by_zero): Declare.
25470 * c-common.c (warn_for_div_by_zero): Define.
25471 * c-typeck.c (build_binary_op): Call warn_for_div_zero instead of
25474 2007-03-14 Richard Sandiford <richard@codesourcery.com>
25476 * Makefile.in (PREPROCESSOR_DEFINES): Add directory terminators
25477 to PREFIX and STANDARD_PREFIX.
25479 2007-03-14 Richard Sandiford <richard@codesourcery.com>
25480 Phil Edwards <phil@codesourcery.com>
25482 * gthr-vxworks.h: Add an extern "C" wrapper for C++.
25483 (__gthread_once_t): Remove busy field for RTPs.
25484 (__GTHREAD_ONCE_INIT): Update accordingly.
25486 2007-03-14 Richard Sandiford <richard@codesourcery.com>
25488 * doc/invoke.texi: Document VxWorks options.
25490 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
25492 * doc/invoke.texi (i386 and x86-64 Options): Clarify -msahf option.
25494 2007-03-13 Seongbae Park <seongbae.park@gmail.com>
25496 PR tree-optimization/30590
25497 * tree-nrv.c (tree_nrv): Check for the partial update of the
25500 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
25502 * flags.h (flag_random_seed): Remove declaration, in favor of...
25503 * toplev.h (get_random_seed, set_random_seed): ... these.
25504 * tree.c (get_file_function_name): Use the former.
25505 * opts.c (common_handle_option): Use the latter.
25508 2007-03-13 Steven Bosscher <steven@gcc.gnu.org>
25510 PR middle-end/31127
25511 * cse.c (cse_find_path): Do not bail out if a basic block that
25512 we already visited now becomes part of a path that starts at a
25513 different basic block. Just disallow this, to make sure we
25514 visit each basic block at most once.
25516 2007-03-13 Jan Hubicka <jh@suse.cz>
25518 * ipa-inline.c (cgraph_maybe_hot_edge_p): Look for hot/cold
25519 attributes, when profile esitmate is present, calls with very low
25520 frequency are cold.
25522 2007-03-13 Zdenek Dvorak <dvorakz@suse.cz>
25524 PR tree-optimization/30730
25525 PR tree-optimization/26900
25526 * tree-ssa-loop-niter.c: Include gmp.h.
25527 (bounds): New type.
25528 (mpz_set_double_int, get_type_bounds, mpz_to_double_int,
25529 split_to_var_and_offset, determine_value_range,
25530 bound_difference_of_offsetted_base, refine_bounds_using_guard,
25531 bound_difference, bounds_add, bounds_negate,
25532 number_of_iterations_ne_max, dump_affine_iv): New functions.
25533 (number_of_iterations_ne, number_of_iterations_lt_to_ne,
25534 assert_loop_rolls_lt, assert_loop_rolls_le): Use bounds on the
25535 difference of initial and final value of control iv to validate
25537 (number_of_iterations_cond): Add loop parameter. Determine bounds
25538 on the difference of the extremes of the control iv. Add dumps.
25539 (expand_simple_operations): Handle phi nodes.
25540 (simplify_using_initial_conditions): Do not record used conditions.
25541 (number_of_iterations_exit): Pass loop to number_of_iterations_cond.
25542 Do not set additional_info.
25543 (implies_nonnegative_p, implies_ge_p): Removed.
25544 (derive_constant_upper_bound): Do not use parameter `additional'.
25545 (record_estimate): Parameter `additional' removed. Parameter
25546 `i_bound' added. Do not call derive_constant_upper_bound.
25547 (record_nonwrapping_iv): Use derive_constant_upper_bound to
25548 bound the number of iterations estimate.
25549 (estimate_numbers_of_iterations_loop): Pass the estimate from
25550 the number of iterations analysis to record_estimate.
25551 * tree.h (multiple_of_p): Declare.
25552 * tree-scalar-evolution.c (expression_expensive_p): Removed.
25553 (scev_const_prop): Do not check expression_expensive_p.
25554 * fold-const.c (multiple_of_p): Exported.
25555 * double-int.c (double_int_mask): Exported.
25556 * double-int.h (double_int_mask): Declare.
25557 * tree-flow.h (struct tree_niter_desc): Removed additional_info
25558 field. Added max field.
25560 2007-03-13 David Taylor <taylor@candd.org>
25563 * gcc.c (cpp_unique_options): If -MT or -MQ is seen, don't pass
25566 2007-03-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
25569 * pa.md (vdepi_ior): Don't allow zero length deposit. Likewise for
25570 two unamed patterns.
25572 2007-03-13 Uros Bizjak <ubizjak@gmail.com>
25574 * config/i386/i386.opt (mcx16, msahf): New options.
25575 * config/i386/i386.c (x86_cmpxchg16b, x86_sahf): Remove.
25576 (ix86_tune_features) [X86_TUNE_USE_SAHF]: Enable for m_GENERIC.
25578 * config/i386/driver-i386.c (bit_LAHF_LM): New define.
25579 (host_detect_local_cpu): Detect cx16 and lahf_lm cpuid bits.
25580 Output -mcx16 and -msahf options when corresponding bit is set.
25582 * doc/invoke.texi (i386 and x86-64 Options): Document -mcx16
25583 and -msahf options.
25585 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
25587 * configure.ac: Test for assembler tolerance to # 0 "".
25588 * configure, config.in: Rebuilt.
25589 * final.c (final_scan_insn): Emit it if HAVE_AS_LINE_ZERO.
25591 2007-03-13 Geoffrey Keating <geoffk@apple.com>
25593 * doc/invoke.texi (Spec Files): Update for '%{,' spec.
25595 * config/rs6000/darwin-fallback.c: Compile file only on powerpc.
25596 (handle_syscall): Handle direct system calls.
25597 * config/rs6000/darwin.h (HAS_MD_FALLBACK_FRAME_STATE_FOR): Delete.
25599 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
25601 * doc/invoke.texi: Fix cpp.info cross-reference.
25602 * doc/passes.texi: Fix gcc.info cross-reference.
25604 2007-03-12 Zdenek Dvorak <dvorakz@suse.cz>
25606 PR tree-optimization/30835
25607 * lambda-code.c (can_convert_to_perfect_nest): Check whether
25608 bb_for_stmt is not NULL before accessing it.
25610 2007-03-12 Joseph Myers <joseph@codesourcery.com>
25612 * gcc.c (main): Handle target_sysroot_hdrs_suffix being NULL for
25615 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
25618 * doc/install.texi: Document --enable-stage1-languages
25620 2007-03-12 Steven Bosscher <steven@gcc.gnu.org>
25622 * tree-pass.h (pass_into_cfg_layout_mode,
25623 pass_outof_cfg_layout_mode): Declare.
25624 * cfglayout.c (into_cfg_layout_mode, outof_cfg_layout_mode,
25625 pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode): New.
25626 * passes.c (pass_into_cfg_layout_mode): Schedule before jump2.
25627 (pass_outof_cfg_layout_mode): Schedule after pass_rtl_ifcvt.
25629 2007-03-12 Seongbae Park <seongbae.park@gmail.com>
25631 * c-decl.c (warn_variable_length_array): New function.
25632 Refactored from grokdeclarator to handle warn_vla
25633 and handle unnamed array case.
25634 (grokdeclarator): Refactored VLA warning case.
25635 * c.opt (Wvla): New flag.
25636 * doc/invoke.texi (Wvla): New warning.
25638 2007-03-12 Richard Henderson <rth@redhat.com>
25640 * config/alpha/alpha.c (alpha_elf_section_type_flags): New.
25641 (TARGET_SECTION_TYPE_FLAGS): New.
25643 2007-03-12 Richard Henderson <rth@redhat.com>
25645 * config/darwin.c (machopic_reloc_rw_mask): New.
25646 * config/darwin-protos.h (machopic_reloc_rw_mask): Declare.
25647 * config/darwin.h (TARGET_ASM_RELOC_RW_MASK): New.
25649 2007-03-12 Mark Mitchell <mark@codesourcery.com>
25651 * cppdefault.c (cpp_EXEC_PREFIX): New variable.
25652 * cppdefault.h (cpp_PREFIX): Document.
25653 (cpp_PREFIX_len): Likewise.
25654 (cpp_EXEC_PREFIX): New variable.
25655 * Makefile.in (PREPROCESSOR_DEFINES): Add STANDARD_EXEC_PREFIX.
25656 * c-incpath.c (add_standard_paths): Correct logic for relocating
25657 paths within prefix.
25659 2007-03-12 Uros Bizjak <ubizjak@gmail.com>
25661 * config/i386/i386.md (fixuns_trunc<mode>hi2): Implement from
25662 fixuns_truncsfhi2 and fixuns_truncdfhi2 using SSEMODEF
25664 (fix_trunc<mode>di_sse): Implement from fix_truncsfdi_sse and
25665 fix_truncdfdi_sse using SSEMODEF mode macro.
25666 (fix_trunc<mode>si_sse): Implement from fix_truncsfsi_sse and
25667 fix_truncdfsi_sse using SSEMODEF mode macro.
25668 (fix_trunc?f?i_sse peephole2): Implement using SSEMODEF mode macro.
25669 (fix_trunc?f?i_sse K8 peephole2): Fix register constraint.
25671 2007-03-12 Richard Sandiford <richard@codesourcery.com>
25673 * config.gcc (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add
25674 elfos.h to tm_file.
25676 2007-03-12 Olga Golovanevsky <olga@il.ibm.com>
25678 * tree.h : Add multiple_of_p declaration.
25679 * fold-const.c (multiple_of_p): Make multiple_of_p public.
25680 * ipa-type-escape.c (results_of_malloc): Redundant.
25681 (visited_stmts): New. Visited stmt for walk_use_def_chains.
25682 (cast_type): Extended with new members.
25683 (check_cast): Returns cast_type.
25684 (cast): New structure for data of walk_use_def_chains.
25685 (is_malloc_result, is_cast_from_non_pointer_1,
25686 is_cast_from_non_pointer,
25687 is_array_access_through_pointer_and_index): New functions.
25688 (look_for_casts): Returns cast types.
25689 (check_call): Returns void.
25690 (okay_pointer_operation): Use support of pointer plus index,
25691 pointer plus constant and allow all multiplications.
25693 2007-03-11 Richard Guenther <rguenther@suse.de>
25695 PR tree-optimization/31115
25696 * tree-vrp.c (extract_range_from_binary_expr): Make sure
25697 the shift count is positive and non-anti-range for RSHIFT_EXPR.
25698 A shift count of zero is not special as with *_DIV_EXPR.
25699 (vrp_int_const_binop): Handle RSHIFT_EXPR for determining overflow
25702 2007-03-11 Ian Lance Taylor <iant@google.com>
25704 * tree-vrp.c (vrp_int_const_binop): Handle PLUS_EXPR and
25705 the *_DIV_EXPR codes correctly with overflow infinities.
25707 2007-03-11 Ira Rosen <irar@il.ibm.com>
25709 * tree-data-ref.c (analyze_offset): Add a return value (bool) to
25710 indicate success/failure of the analysis. Add negation to subtrahend
25711 in case of subtraction. Fail if both operands contain constants.
25712 (create_data_ref): Fail if analyze_offset fails.
25714 2007-03-11 Uros Bizjak <ubizjak@gmail.com>
25716 * config/i386/i386.md (frndintxf2): Rename to ...
25717 (rintxf2): ... this. Remove expander having same name.
25718 (rintsf2, rintdf2): Implement using SSEMODEF macro.
25719 (roundsf2, rounddf2): Ditto.
25720 (lrint<mode>di2, lrint<mode>si2): Implement using SSEMODEI24 macro.
25721 (lround<mode>di2, lround<mode>si2): Ditto.
25723 2007-03-11 Steven Bosscher <steven@gcc.gnu.org>
25725 * lower-subreg.c: Include except.h.
25726 (decompose_multiword_subregs): Verify that the only control flow
25727 insns we can split are loads to multi-words pseudos.
25728 Handle breaking such blocks after splitting, instead of calling
25729 find_many_sub_basic_blocks.
25731 * loop-unroll.c (split_edge_and_insert): Don't set BB_SUPERBLOCK
25732 on the new basic block. Add a lengthy comment explaining why we
25733 thought this was necessary.
25734 * cfglayout.c (cfg_layout_finalize): Don't break superblocks.
25736 2007-03-10 Mark Mitchell <mark@codesourcery.com>
25739 * tree.c (walk_type_fields): Recurse into the element type of
25740 ARRAY_TYPEs if there is a pointer set.
25742 2007-03-10 Dirk Mueller <dmueller@suse.de>
25744 * c-common.c (warn_logical_operator): Fix condition.
25746 2007-03-10 Tobias Schl�ter <tobi@gcc.gnu.org>
25748 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Add missing
25750 * config/darwin.c (machopic_select_section): Remove superfluous
25751 argument in call to categorize_decl_for_section. Remove unused
25754 2007-03-10 Joseph Myers <joseph@codesourcery.com>
25756 * configure.ac (glibc_header_dir): Set using with_build_sysroot if
25758 * configure: Regenerate.
25760 2007-03-10 Uros Bizjak <ubizjak@gmail.com>
25763 * config/i386/i386.md (UNSPEC_C2_FLAG): New constant.
25764 (fpremxf4_i387, fprem1xf4_i387): Use UNSPEC_C2_FLAG.
25765 (fmodxf3, fmod<mode>3, remainderxf3, remainder<mode>3):
25766 Add LABEL_NUSES to emitted label.
25767 * config/i386/i386.c (ix86_emit_fp_unordered_jump): Add
25768 branch probability value to emitted jump insn.
25769 * reg-stack.c (subst_stack_regs_pat)[UNSPEC]: Handle UNSPEC_C2_FLAG.
25770 Do not check life information and do not re-arrange input operands
25771 for UNSPEC_FSCALE_EXP, UNSPEC_FPREM_U and UNSPEC_FPREM1_U.
25773 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
25775 * config/sh/sh.c (sh_insn_length_adjustment): Adjust for
25776 the change of decode_asm_operands.
25778 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
25780 * mode-switching.c (create_pre_exit): Skip blockage insn.
25782 2007-03-09 Diego Novillo <dnovillo@redhat.com>
25784 * tree-pass.h (TODO_update_smt_usage): Remove.
25786 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
25790 2007-03-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
25792 * pa.c (attr_length_call): Revise condition for long
25793 pc-relative branch.
25794 (output_call): Use "LONG_PIC_SDIFF" instruction sequence for long
25795 local calls on the SOM target. Don't use "LONG_PIC_PCREL" call
25796 sequence on SOM target.
25798 2007-03-09 Geoffrey Keating <geoffk@apple.com>
25800 * gcc.c: Document %{, in big comment at top.
25801 (input_suffix_matches): Remove special handling for .s and
25803 (input_spec_matches): New.
25804 (handle_braces): Handle %{,.
25805 (validate_switches): ',' indicates a value which is not a switch.
25806 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %{, rather than %{.
25807 to detect assembler input.
25808 * config/i386/sol2.h (CPP_SPEC): Likewise.
25809 * config/rs6000/sysv4.h (ASM_SPEC): Likewise.
25810 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
25811 * config/rs6000/lynx.h (ASM_SPEC): Likewise.
25812 * config/rs6000/linux64.h (ASM_SPEC_COMMON): Likewise.
25813 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Objective-C plus
25814 -m64 causes deployment target to default to 10.5.
25815 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
25817 2007-03-09 Richard Henderson <rth@redhat.com>
25820 * target.h (targetm.asm.out.reloc_rw_mask): New.
25821 * target-def.h (TARGET_ASM_RELOC_RW_MASK): New.
25822 (TARGET_ASM_OUT): Use it.
25823 * targhooks.c, targhooks.h (default_reloc_rw_mask): New.
25824 * varasm.c (categorize_decl_for_section): Remove shlib argument;
25825 use the new reloc_rw_mask target hook instead.
25826 (default_section_type_flags_1): Merge into...
25827 (default_section_type_flags): ... here.
25828 (decl_readonly_section_1): Merge into...
25829 (decl_readonly_section): ... here.
25830 (default_elf_select_section_1): Merge into...
25831 (default_elf_select_section): ... here.
25832 (default_unique_section_1): Merge into...
25833 (default_unique_section): ... here.
25834 (compute_reloc_for_rtx_1, compute_reloc_for_rtx): New.
25835 (default_select_rtx_section): Use it.
25836 (default_elf_select_rtx_section): Likewise.
25837 * output.h: Update to match.
25838 * doc/tm.texi (TARGET_ASM_RELOC_RW_MASK): New.
25839 * config/alpha/alpha.c (alpha_elf_reloc_rw_mask): New.
25840 (TARGET_ASM_RELOC_RW_MASK): New.
25841 * config/i386/i386.c (x86_64_elf_select_section): Adjust call
25842 to categorize_decl_for_section.
25843 (x86_64_elf_unique_section): Likewise.
25844 * config/ia64/hpux.h (TARGET_ASM_SELECT_SECTION,
25845 TARGET_ASM_UNIQUE_SECTION, TARGET_ASM_SELECT_RTX_SECTION): Remove.
25846 (TARGET_ASM_RELOC_RW_MASK): New.
25847 * config/ia64/ia64.c (ia64_rwreloc_select_section,
25848 ia64_rwreloc_unique_section, ia64_rwreloc_select_rtx_section): Remove.
25849 (ia64_hpux_reloc_rw_mask, ia64_reloc_rw_mask): New.
25850 (TARGET_RWRELOC): Remove.
25851 (ia64_section_type_flags): Adjust call to default_section_type_flags.
25852 * config/ia64/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
25853 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): Remove.
25854 (rs6000_elf_select_section, rs6000_elf_unique_section): Remove.
25855 (rs6000_elf_reloc_rw_mask, rs6000_xcoff_reloc_rw_mask): New.
25856 (rs6000_xcoff_select_section): Use decl_readonly_section.
25857 (rs6000_xcoff_section_type_flags): Use default_section_type_flags.
25858 * config/rs6000/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
25859 (TARGET_ASM_SELECT_SECTION, TARGET_ASM_UNIQUE_SECTION): Remove.
25860 (TARGET_SECTION_TYPE_FLAGS): Remove.
25861 * config/rs6000/xcoff.h (TARGET_ASM_RELOC_RW_MASK): New.
25863 2007-03-09 Roger Sayle <roger@eyesopen.com>
25865 * fold-const.c (fold_comparison): Remove compile-time evaluation of
25866 complex constant equality/inequality comparisons for here.
25867 (fold_binary) <EQ_EXPR>: Simplify complex comparisons that are
25868 known at compile-time or can be simplified to a scalar comparison.
25869 (fold_relational_const): Move compile-time evaluation of complex
25870 constant equality/inequality comparisons to here.
25872 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
25874 PR rtl-optimization/30643
25875 * cse.c (cse_insn): Recompute dest_hash after insert_regs for
25877 (fold_rtx): Recurse, like before 2006-11-03.
25879 2007-03-09 DJ Delorie <dj@redhat.com>
25881 * config/m32c/t-m32c (m32c-pragma.o): Add TM_H dependency to
25884 2007-03-09 Aldy Hernandez <aldyh@redhat.com>
25886 PR tree-optimization/30375
25887 * tree-ssa-dse.c (dse_possible_dead_store_p): Do not eliminate if
25888 LHS of statements is not the same.
25889 * testsuite/gcc.dg/tree-ssa/ssa-dse-10.c: New.
25891 2007-03-09 Chao-ying Fu <fu@mips.com>
25893 * doc/extend.texi (MIPS DSP Built-in Functions): Document the DSP
25895 * doc/invoke.texi (-mdspr2): Document new option.
25896 * config/mips/mips.md (UNSPEC_ABSQ_S_QB .. UNSPEC_DPSQX_SA_W_PH):
25897 New unspec for DSP REV 2.
25898 (<u>mulsidi3_32bit_internal): Check if !TARGET_DSPR2, because
25899 these instructions are extended in DSP REV 2.
25900 (mips-dspr2.md): Include.
25901 * config/mips/mips.opt (mdspr2): New option.
25902 * config/mips/mips.c (mips_function_type): Add MIPS_V4QI_FTYPE_V4QI,
25903 MIPS_SI_FTYPE_SI_SI_SI, MIPS_DI_FTYPE_DI_USI_USI, MIPS_DI_FTYPE_SI_SI,
25904 MIPS_DI_FTYPE_USI_USI, MIPS_V2HI_FTYPE_SI_SI_SI.
25905 (override_options): Check TARGET_DSPR2 to enable MASK_DSP.
25906 (CODE_FOR_mips_mul_ph): Define it to CODE_FOR_mulv2hi3.
25907 (dsp_bdesc): Add DSP REV 2 builtins. Remove 32-bit only DSP builtins.
25908 (dsp_32only_bdesc): New description table for 32-bit only DSP REV 1
25910 (bdesc_map): Add one field of unsupported_target_flags.
25911 (bdesc_arrays): Update entries to have extra fields. Add
25913 (mips_init_builtins): Initialize new function types.
25914 Check unsupported_target_fileds to filter out builtins.
25915 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dspr2 if
25917 (ASM_SPEC): Pass mdspr2 to the assembler.
25918 * config/mips/mips-dspr2.md: New file.
25920 2007-03-09 Sa Liu <saliu@de.ibm.com>
25922 * config/rs6000/altivec.md: Fix vcond patterns using if_then_else.
25924 2007-03-09 Ian Lance Taylor <iant@google.com>
25926 * opts.c (common_handle_option): Treat -Wstrict-overflow (with no
25927 argument) like -Wstrict-overflow=2.
25928 * doc/invoke.texi (Warning Options): Update documentation.
25930 2007-03-09 Dirk Mueller <dmueller@suse.de>
25933 * doc/invoke.texi (-Wlogical-op): Document.
25934 * common.opt (-Wlogical-op): New.
25935 * c-common.h (warn_logical_operator): Declare.
25936 * c-common.c (warn_logical_operator): Define.
25937 * c-typeck.c (parser_build_binary_op): Call
25938 warn_logical_operator.
25940 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
25942 * rtl.h (gen_rtx_ASM_INPUT): Use "" instead of NULL file name.
25943 * final.c (final_scan_insn): Test for non-"" file name.
25945 2007-03-09 Sebastian Pop <sebastian.pop@inria.fr>
25947 * doc/loop.texi: Document the Omega linear constraints solver.
25948 * doc/invoke.texi: Document -fcheck-data-deps, omega-max-vars,
25949 omega-max-geqs, omega-max-eqs, omega-max-wild-cards,
25950 omega-hash-table-size, omega-max-keys, and
25951 omega-eliminate-redundant-constraints.
25952 * tree-pass.h (pass_check_data_deps): Declared.
25955 * timevar.def (TV_CHECK_DATA_DEPS): Declared.
25956 * tree-ssa-loop.c (check_data_deps, gate_check_data_deps,
25957 pass_check_data_deps): New.
25958 * tree-data-ref.c (init_data_ref): Remove declaration.
25959 (dump_data_dependence_relation): Dump DDR_INNER_LOOP.
25960 (analyze_array): Renamed init_array_ref, move up initializations.
25961 (init_data_ref): Renamed init_pointer_ref. Moved before its call.
25962 Removed arguments that are set to NULL.
25963 (analyze_indirect_ref): Correct indentation, correct call to
25965 (object_analysis): Call init_array_ref instead of analyze_array.
25966 (initialize_data_dependence_relation): Initialize DDR_INNER_LOOP.
25967 (access_functions_are_affine_or_constant_p): Use DR_ACCESS_FNS instead
25968 of DR_ACCESS_FNS_ADDR.
25969 (init_omega_eq_with_af, omega_extract_distance_vectors,
25970 omega_setup_subscript, init_omega_for_ddr_1, init_omega_for_ddr,
25971 ddr_consistent_p): New.
25972 (compute_affine_dependence): Check consistency of ddrs when
25973 flag_check_data_deps is passed.
25974 (analyze_all_data_dependences): Uncomment.
25975 (tree_check_data_deps): New.
25976 * tree-data-ref.h: Include omega.h.
25977 (DR_ACCESS_FNS_ADDR): Removed.
25978 (data_dependence_relation): Add inner_loop.
25979 (DDR_INNER_LOOP): New.
25980 * common.opt (fcheck-data-deps): New.
25981 * tree-flow.h (tree_check_data_deps): Declare.
25982 * Makefile.in (TREE_DATA_REF_H): Depend on omega.h.
25983 (OBJS-common): Depend on omega.o.
25985 * passes.c (pass_check_data_deps): Scheduled.
25986 * params.def (PARAM_OMEGA_MAX_VARS, PARAM_OMEGA_MAX_GEQS,
25987 PARAM_OMEGA_MAX_EQS, PARAM_OMEGA_MAX_WILD_CARDS,
25988 PARAM_OMEGA_HASH_TABLE_SIZE, PARAM_OMEGA_MAX_KEYS,
25989 PARAM_VECT_MAX_VERSION_CHECKS,
25990 PARAM_OMEGA_ELIMINATE_REDUNDANT_CONSTRAINTS): New.
25992 2007-03-09 Richard Guenther <rguenther@suse.de>
25994 PR tree-optimization/30904
25995 PR middle-end/31058
25996 * tree-vrp.c (extract_range_from_binary_expr): Handle RSHIFT_EXPR
25997 the same way as *_DIV_EXPR.
25999 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
26001 * recog.c (decode_asm_operands): No mixed declarations and code.
26003 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
26005 * rtl.def (ASM_INPUT): Add location.
26006 * rtl.h (ASM_INPUT_SOURCE_LOCATION): New.
26007 (ASM_INPUT_SOURCE_FILE, ASM_INPUT_SOURCE_LINE): New.
26008 (decode_asm_operands): Add loc operand.
26009 (gen_rtx_ASM_INPUT, gen_rtx_ASM_INPUT_loc): Define.
26010 * stmt.c (expand_asm): Rename to...
26011 (expand_asm_loc): ... this. Add locus argument. Pass it on to
26012 gen_rtx_ASM_INPUT_loc.
26013 (expand_asm_expr): Adjust.
26014 * recog.c (decode_asm_operands): Add loc operand.
26015 (check_asm_operands, extract_insn): Adjust.
26016 * reload1.c (maybe_fix_stack_asms): Likewise.
26017 * final.c (asm_insn_count): Likewise.
26018 (final_scan_insn): Output # line before and after asm.
26020 2007-03-09 Daniel Berlin <dberlin@dberlin.org>
26022 * tree-ssa-structalias.c (variable_info): Remove
26024 (new_var_info): Ditto.
26025 (shared_bitmap_info_t): New structure.
26026 (shared_bitmap_table): New variable.
26027 (shared_bitmap_hash): New function.
26028 (shared_bitmap_eq): Ditto
26029 (shared_bitmap_lookup): Ditto.
26030 (shared_bitmap_add): Ditto.
26031 (merge_smts_into): Change to take bitmap directly.
26032 (find_what_p_points_to): Rewrite to use shared bitmap hashtable.
26033 (init_alias_vars): Init shared bitmap hashtable.
26034 (delete_points_to_sets): Delete shared bitmap hashtable.
26035 * tree-ssa-operands.c (add_virtual_operand): Partially revert the
26036 is_aliased removal as a change that was still necessary was
26039 2007-03-09 Uros Bizjak <ubizjak@gmail.com>
26041 * config/i386/i386.h (override_options): Conditionally disable
26042 x86_sahf for 64bit targets only.
26044 2007-03-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
26047 * c-decl.c (merge_decls): Don't call make_var_volatile.
26048 * varasm.c (make_var_volatile): Remove.
26049 * output.h (make_var_volatile): Remove.
26051 2007-03-08 Zdenek Dvorak <dvorakz@suse.cz>
26053 PR tree-optimization/31085
26054 * tree-ssa-address.c (create_mem_ref): Fix test of type of base.
26056 2007-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
26058 * builtins.def (lceil, lceilf, lceill, lfloor, lfloorf, lfloorl,
26059 llceil, llceilf, llceill, llfloor, llfloorf, llfloorl): Mark with
26060 ATTR_CONST_NOTHROW_LIST.
26062 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
26065 2007-03-08 Diego Novillo <dnovillo@redhat.com>
26067 * doc/tree-ssa.texi: Remove documentation for V_MUST_DEF.
26069 2007-03-08 Geoffrey Keating <geoffk@apple.com>
26072 * gccspec.c (lang_specific_driver): Do nothing when NEXT_OBJC_RUNTIME
26074 * config/darwin.h (REAL_LIBGCC_SPEC): When -fgnu-runtime is
26075 passed, use shared libgcc.
26077 2007-03-08 Roger Sayle <roger@eyesopen.com>
26079 * tree-eh.c (do_return_redirection): Call build_gimple_modify_stmt
26080 instead of calling build2 with a GIMPLE_MODIFY_STMT.
26081 (honor_protect_cleanup_actions, lower_try_finally_switch):
26083 * tree-if-conv.c (replace_phi_with_cond_gimple_modify_stmt,
26084 ifc_temp_var): Likewise.
26085 * tree-inline.c (setup_one_parameter): Likewise.
26086 * tree-mudflap.c (mf_decl_cache_locals,
26087 mf_build_check_statement_for): Likewise.
26088 * tree-nested.c (init_tmp_var, save_tmp_var,
26089 finalize_nesting_tree_1): Likewise.
26090 * tree-outof-ssa.c (insert_copy_on_edge,
26091 insert_backedge_copies): Likewise.
26092 * tree-profile.c (tree_gen_edge_profiler,
26093 tree_gen_ic_profiler): Likewise.
26094 * tree-scalar-evolution.c (scev_const_prop): Likewise.
26095 * tree-sra.c (sra_build_assignment): Likewise.
26096 * tree-ssa-loop-im.c (determine_invariantness_stmt): Likewise.
26097 * tree-ssa-math-opts.c (insert_reciprocals,
26098 execute_cse_sincos_1): Likewise.
26099 * tree-tailcall.c (adjust_accumulator_values,
26100 adjust_return_value): Likewise.
26101 * tree-vect-patterns.c (vect_pattern_recog_1): Likewise.
26102 * tree-vect-transform.c (vect_create_data_ref_ptr,
26103 bump_vector_ptr, vect_init_vector, get_initial_def_for_induction,
26104 vect_create_epilog_for_reduction, vectorizable_reduction,
26105 vectorizable_call, vectorizable_conversion,
26106 vectorizable_assignment, vectorizable_operation,
26107 vectorizable_type_demotion, vect_gen_widened_results_half,
26108 vect_permute_store_chain, vectorizable_store,
26109 vect_setup_realignment, vect_permute_load_chain,
26110 vectorizable_load, vectorizable_condition,
26111 vect_create_cond_for_align_checks): Likewise.
26112 * tree-vrp.c (build_assert_expr_for): Likewise.
26114 2007-03-08 Ian Lance Taylor <iant@google.com>
26116 * tree-vrp.c: Include "intl.h".
26117 (usable_range_p): New static function.
26118 (compare_values_warnv): Don't test TYPE_OVERFLOW_UNDEFINED for
26119 overflowed values, juts set *strict_overflow_p.
26120 (compare_values): Only return -2 if one of the operands is not a
26122 (compare_ranges): Call usable_range_p.
26123 (compare_range_with_value): Likewise.
26124 (vrp_evaluate_conditional_warnv): Rename from
26125 vrp_evaluate_conditional. Make static. Change all callers.
26126 (vrp_evaluate_conditional): New function.
26127 (simplify_div_or_mod_using_ranges): Issue warning about reliance
26128 on signed overflow.
26129 (simplify_abs_using_ranges): Likewise.
26130 (simplify_stmt_for_jump_threading): Add within_stmt parameter.
26131 * tree-ssa-dom.c (simplify_stmt_for_jump_threading): Add
26132 within_stmt parameter.
26133 * tree-ssa-propagate.c (fold_predicate_in): Update call to
26134 vrp_evaluate_conditional.
26135 * tree-ssa-threadedge.c
26136 (record_temporary_equivalences_from_stmts_at_dest): Change
26137 simplify parameter to take a second tree parameter.
26138 (simplify_control_stmt_condition): Likewise.
26139 (thread_across_edge): Likewise.
26140 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
26141 (thread_across_edge): Likewise.
26142 * Makefile.in (tree-vrp.o): Depend upon intl.h.
26144 2007-03-08 Uros Bizjak <ubizjak@gmail.com>
26146 * config/i386/i386.h (TARGET_SAHF): New define.
26147 * config/i386/i386.c (ix86_tune_features) [X86_TUNE_USE_SAHF]:
26148 Also enable for m_K8, m_AMDFAM10 and m_CORE2.
26149 (x86_sahf): New global variable.
26150 (override_options): Add PTA_NO_SAHF to pta_flags enum. Recode
26151 pta_flags masks using shifts. Add PTA_NO_SAHF to x86_64 and
26152 nocona processor flags. Set x86_sahf when PTA_NO_SAHF is not set
26153 in processor flags. Do not unconditionally disable TARGET_USE_SAHF
26155 (ix86_fp_comparison_sahf_cost): Return high value for !TARGET_SAHF.
26156 (ix86_expand_fp_compare): Check for TARGET_CMOVE or TARGET_SAHF
26157 when expanding fcomi/sahf based tests.
26158 (ix86_emit_fp_unordered_jump): Check for TARGET_SAHF when
26159 expanding sahf based alternative. Emit sahf based sequence when
26160 optimizing for code size.
26161 * config/i386/i386.md (x86_sahf_1): Do not disable for
26162 TARGET_64BIT, enable for TARGET_SAHF.
26164 2007-03-08 Martin Michlmayr <tbm@cyrius.com>
26166 * tree-ssa-coalesce.c (fail_abnormal_edge_coalesce): Remove
26167 spurious whitespace from error message.
26169 2007-03-08 Volker Reichelt <reichelt@netcologne.de>
26172 * c-common.c (fold_offsetof_1): Handle COMPOUND_EXPR.
26174 2007-03-08 Alexandre Oliva <aoliva@redhat.com>
26176 * c-decl.c (grokdeclarator): Disable warnings for anonymous
26178 * tree-sra.c (instantiate_element): Propagate disabled warnings
26179 from the element itself to the created variable.
26181 2007-03-07 Richard Henderson <rth@redhat.com>
26184 * reg-stack.c (emit_swap_insn): If a malformed asm was seen,
26185 silently fix up the stack in the case of a missing register.
26187 2007-03-07 Paul Brook <paul@codesourcery.com>
26189 * config/arm/libunwind.S: Add .arch/.object_arch for armv4 builds.
26191 2007-03-07 Joseph Myers <joseph@codesourcery.com>
26193 * config/arm/unwind-arm.c (struct wmmxd_regs, struct wmmxc_regs):
26195 (phase1_vrs): Use them.
26196 (DEMAND_SAVE_WMMXD, DEMAND_SAVE_WMMXC): New.
26197 (__gnu_Unwind_Save_WMMXD, __gnu_Unwind_Restore_WMMXD,
26198 __gnu_Unwind_Save_WMMXC, __gnu_Unwind_Restore_WMMXC): Declare.
26199 (restore_non_core_regs): Call __gnu_Unwind_Restore_WMMXD and
26200 __gnu_Unwind_Restore_WMMXC if required.
26201 (_Unwind_VRS_Pop): Implement iWMMXt support.
26202 * config/arm/libunwind.S (gnu_Unwind_Restore_WMMXD,
26203 gnu_Unwind_Save_WMMXD, gnu_Unwind_Restore_WMMXC,
26204 gnu_Unwind_Save_WMMXC): Define.
26206 2007-03-07 Richard Sandiford <richard@codesourcery.com>
26208 * config/vxworks.h (vxworks_override_options): Declare.
26209 (VXWORKS_OVERRIDE_OPTIONS): Use it.
26210 * config/vxworks.c: Include target.h and toplev.h.
26211 (vxworks_override_options): New function.
26212 * config/t-vxworks (vxworks.o): Depend on $(TARGET_H) and toplev.h.
26214 2007-03-07 Andreas Krebbel <krebbel1@de.ibm.com>
26216 * config/s390/s390.c (override_options): Don't emit an error when
26217 -mstack-size is used without providing -mstack-guard.
26218 (s390_emit_prologue): Choose stack_guard value automatically if not
26219 provided via command line.
26220 * doc/invoke.texi: Adjust description of -mstack-guard and
26223 2007-03-07 Richard Sandiford <richard@codesourcery.com>
26225 * config/i386/i386.c (output_set_got): Add a GOT initialization
26226 sequence for VxWorks PIC.
26227 (legitimate_pic_address_disp_p): Allow UNSPEC_GOT wrappers
26228 around labels as well as symbols. Use gotoff_operand instead
26229 of local_symbolic_operand.
26230 (legitimize_pic_address): Use gotoff_operand instead of
26231 local_symbolic_operand. Use @GOT accesses for labels as
26233 (ix86_output_addr_diff_elt): Use PC-relative rather than
26234 GP-relative offsets for VxWorks PIC.
26235 (ix86_expand_move): Pass NULL_RTX to legitimize_pic_address unless
26236 no_new_pseudos. Check whether the returned register is op0.
26237 * config/i386/i386.md (tablejump): Use PC-relative rather than
26238 GP-relative offsets for VxWorks PIC.
26239 * config/i386/predicates.md (gotoff_operand): New predicate.
26241 2007-03-06 Richard Sandiford <richard@codesourcery.com>
26243 * config/vxworks.h (VXWORKS_GOTT_BASE, VXWORKS_GOTT_INDEX): Undefine
26245 * config/vxworks-dummy.h: New file.
26246 * config/i386/i386.h: Include it.
26248 2007-03-07 Alexandre Oliva <aoliva@redhat.com>
26250 * dwarf2out.c (is_inlined_entry_point): New
26251 (add_high_low_attributes): Emit DW_AT_entry_pc along with
26252 DW_AT_ranges if the first subblock is the entry point.
26254 2007-03-06 David Daney <ddaney@avtrex.com>
26256 * doc/install.texi (mips-*-*): Change recommended binutils
26259 2007-03-06 Anatoly Sokolov <aesok@post.ru>
26261 * config/avr/avr.c (avr_mcu_types): Add support for ATmega325P,
26262 ATmega3250P, ATmega329P, ATmega3290P, AT90USB82 and AT90USB162
26264 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
26265 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
26267 2007-03-06 Jan Hubicka <jh@suse.cz>
26269 * errors.h (warning, error, fatal, internal_error): Mark as cold.
26270 * predict.c (maybe_hot_bb): Cold functions are never hot; hot
26272 (probably_cold_bb_p): Cold functions are cold.
26273 (probably_never_executed_bb_p): Cold functions are cold.
26274 (tree_bb_level_predictions): Predict calls to cold functions as not
26276 (compute_function_frequency): Check hot/cold attributes.
26277 * function.h (function_frequency): Update comments.
26278 * predict.def (PRED_COLD_FUNCTION): Predict cold function.
26279 * c-common.c (handle_hot_attribute, handle_cold_attribute): New.
26280 (c_common_att): Add cold and hot.
26282 * doc/extend.texi (hot,cold attributes): Document.
26284 2007-03-06 Andrew Haley <aph@redhat.com>
26286 * function.c (expand_function_end): Move blockage to just after we
26287 emit the label for the naked return from the function.
26289 2007-03-06 Richard Sandiford <richard@codesourcery.com>
26291 * config/i386/att.h (ASM_OUTPUT_ASCII, ASM_OUTPUT_SKIP): Undefine
26294 2007-03-06 Jan Hubicka <jh@suse.cz>
26296 * reg-stack.c (reg_to_stack): Large models don't allow NAN to be
26297 loaded for constant large models. Non-large 64bit PIC can do.
26298 * config/i386/i386.h (CASE_VECTOR_MODE): Large PIC cases are 64bit.
26299 * cmodel.h: Add LARGE PIC.
26300 * config/i386/i386.md (UNSPEC_PLTOFF): New.
26301 (UNSPEC_SET_RIP, UNSPEC_SET_GOT_OFFSET): New; renumber other
26303 (*call_1_rex64): Disable for large models.
26304 (*call_1_rex64_large): New.
26305 (*call_value_1_rex64): Disable for large models.
26306 (*call_value_1_rex64_large): New.
26307 (set_rip_rex4): New.
26308 (set_got_offset_rex64): New.
26309 * config/i386/predicates.md (constant_call_address_operand): For
26310 large model constant calls are not possible.
26311 * config/i386/i386-protos.h (construct_plt_address): Declare.
26312 * config/i386/i386.c (override_options): Accept large models.
26313 (ix86_expand_prologue): Expand large PIC GOT pointer load.
26314 (legitimate_constant_p): Add new UNSPECs.
26315 (legitimate_pic_operand_p): Likewise.
26316 (legitimate_pic_address_disp_p): Disallow local symbols for large PICs.
26317 (legitimize_pic_address): Do easy RIP relative way for TLS only for
26319 (output_pic_addr_const): Add PLTOFF.
26320 (ix86_output_addr_diff_elt): Output 64bit tables when needed.
26321 (ix86_expand_move): Legitimize pic address when in PIC mode.
26322 (construct_plt_address): New function.
26323 (ix86_expand_call): Offload the address to register and use GOT
26324 pointer for large model.
26325 * invoke.texi (mcmodel=large): Update documentation.
26327 2007-03-06 Richard Henderson <rth@redhat.com>
26329 * config/i386/i386.c (x86_use_leave, x86_push_memory,
26330 x86_zero_extend_with_and, x86_movx, x86_double_with_add,
26331 x86_use_bit_test, x86_unroll_strlen, x86_deep_branch,
26332 x86_branch_hints, x86_use_sahf, x86_partial_reg_stall,
26333 x86_partial_flag_reg_stall, x86_use_himode_fiop, x86_use_simode_fiop,
26334 x86_use_mov0, x86_use_cltd, x86_read_modify_write, x86_read_modify,
26335 x86_split_long_moves, x86_promote_QImode, x86_fast_prefix,
26336 x86_single_stringop, x86_qimode_math, x86_promote_qi_regs,
26337 x86_himode_math, x86_promote_hi_regs, x86_sub_esp_4, x86_sub_esp_8,
26338 x86_add_esp_4, x86_add_esp_8, x86_integer_DFmode_moves,
26339 x86_partial_reg_dependency, x86_memory_mismatch_stall,
26340 x86_prologue_using_move, x86_epilogue_using_move, x86_shift1,
26341 x86_sse_partial_reg_dependency, x86_sse_split_regs,
26342 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
26343 x86_sse_load0_by_pxor, x86_use_ffreep, x86_use_incdec,
26344 x86_inter_unit_moves, x86_ext_80387_constants, x86_four_jump_limit,
26345 x86_schedule, x86_use_bt, x86_pad_returns,
26346 x86_use_xchgb): Merge into ...
26347 (ix86_tune_features): ... here. New array.
26348 (x86_cmove, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
26349 x86_bswap): Merge into ...
26350 (ix86_arch_features): ... here. New array.
26351 (x86_3dnow_a): Remove.
26352 (x86_accumulate_outgoing_args): Make static.
26353 (x86_arch_always_fancy_math_387): Make static.
26354 (ix86_tune_mask, ix86_arch_mask): Move ...
26355 (override_options): ... to local variables here. Apply the
26356 appropriate mask to each element of ix86_arch_features and
26357 ix86_tune_features. Adjust TARGET_CMOVE and TARGET_USE_SAHF
26358 as were done in the old macros.
26359 (standard_80387_constant_p): Use TARGET_EXT_80387_CONSTANTS.
26360 * config/i386/i386.h (x86_use_leave, x86_push_memory,
26361 x86_zero_extend_with_and, x86_use_bit_test, x86_cmove, x86_deep_branch,
26362 x86_branch_hints, x86_unroll_strlen, x86_double_with_add,
26363 x86_partial_reg_stall, x86_movx, x86_use_himode_fiop,
26364 x86_use_simode_fiop, x86_use_mov0, x86_use_cltd, x86_use_xchgb,
26365 x86_read_modify_write, x86_read_modify, x86_split_long_moves,
26366 x86_promote_QImode, x86_single_stringop, x86_fast_prefix,
26367 x86_himode_math, x86_qimode_math, x86_promote_qi_regs,
26368 x86_promote_hi_regs, x86_integer_DFmode_moves, x86_add_esp_4,
26369 x86_add_esp_8, x86_sub_esp_4, x86_sub_esp_8,
26370 x86_partial_reg_dependency, x86_memory_mismatch_stall,
26371 x86_accumulate_outgoing_args, x86_prologue_using_move,
26372 x86_epilogue_using_move, x86_decompose_lea,
26373 x86_arch_always_fancy_math_387, x86_shift1,
26374 x86_sse_partial_reg_dependency, x86_sse_split_regs,
26375 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
26376 x86_sse_load0_by_pxor, x86_use_ffreep, x86_inter_unit_moves,
26377 x86_schedule, x86_use_bt, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
26378 x86_use_incdec, x86_pad_returns, x86_bswap,
26379 x86_partial_flag_reg_stall): Remove.
26380 (enum ix86_tune_indices): New.
26381 (ix86_tune_features): New.
26382 (TARGET_USE_LEAVE, TARGET_PUSH_MEMORY, TARGET_ZERO_EXTEND_WITH_AND,
26383 TARGET_USE_BIT_TEST, TARGET_UNROLL_STRLEN,
26384 TARGET_DEEP_BRANCH_PREDICTION, TARGET_BRANCH_PREDICTION_HINTS,
26385 TARGET_DOUBLE_WITH_ADD, TARGET_USE_SAHF, TARGET_MOVX,
26386 TARGET_PARTIAL_REG_STALL, TARGET_PARTIAL_FLAG_REG_STALL,
26387 TARGET_USE_HIMODE_FIOP, TARGET_USE_SIMODE_FIOP, TARGET_USE_MOV0,
26388 TARGET_USE_CLTD, TARGET_USE_XCHGB, TARGET_SPLIT_LONG_MOVES,
26389 TARGET_READ_MODIFY_WRITE, TARGET_READ_MODIFY, TARGET_PROMOTE_QImode,
26390 TARGET_FAST_PREFIX, TARGET_SINGLE_STRINGOP, TARGET_QIMODE_MATH,
26391 TARGET_HIMODE_MATH, TARGET_PROMOTE_QI_REGS, TARGET_PROMOTE_HI_REGS,
26392 TARGET_ADD_ESP_4, TARGET_ADD_ESP_8, TARGET_SUB_ESP_4,
26393 TARGET_SUB_ESP_8, TARGET_INTEGER_DFMODE_MOVES,
26394 TARGET_PARTIAL_REG_DEPENDENCY, TARGET_SSE_PARTIAL_REG_DEPENDENCY,
26395 TARGET_SSE_UNALIGNED_MOVE_OPTIMAL, TARGET_SSE_SPLIT_REGS,
26396 TARGET_SSE_TYPELESS_STORES, TARGET_SSE_LOAD0_BY_PXOR,
26397 TARGET_MEMORY_MISMATCH_STALL, TARGET_PROLOGUE_USING_MOVE,
26398 TARGET_EPILOGUE_USING_MOVE, TARGET_SHIFT1, TARGET_USE_FFREEP,
26399 TARGET_INTER_UNIT_MOVES, TARGET_FOUR_JUMP_LIMIT, TARGET_SCHEDULE,
26400 TARGET_USE_BT, TARGET_USE_INCDEC, TARGET_PAD_RETURNS,
26401 TARGET_EXT_80387_CONSTANTS): Use it.
26402 (enum ix86_arch_indices): New.
26403 (ix86_arch_features): New.
26404 (TARGET_CMOVE, TARGET_CMPXCHG, TARGET_CMPXCHG8B, TARGET_XADD,
26405 TARGET_BSWAP): Use it.
26406 (ix86_tune_mask, ix86_arch_mask): Remove.
26408 2007-03-06 Joseph Myers <joseph@codesourcery.com>
26411 * configure.ac (CROSS_SYSTEM_HEADER_DIR, build_system_header_dir):
26412 Define using $${sysroot_headers_suffix}.
26413 * configure: Regenerate.
26414 * cppdefault.c (cpp_include_defaults): Make FIXED_INCLUDE_DIR a
26415 multilib-suffixed directory if SYSROOT_HEADERS_SUFFIX_SPEC
26417 * doc/invoke.texi (-print-sysroot-headers-suffix): Document.
26418 * gcc.c (print_sysroot_headers_suffix): New.
26419 (option_map): Include --print-sysroot-headers-suffix.
26420 (display_help): Mention -print-sysroot-headers-suffix.
26421 (process_command): Handle -print-sysroot-headers-suffix.
26422 (do_spec_1): Append multilib directory to include-fixed path if
26423 sysroot suffixes in use.
26424 (main): Handle -print-sysroot-headers-suffix.
26425 * Makefile.in (start.encap): Don't depend on xlimits.h
26426 (xlimits.h): Remove.
26427 (stmp-int-hdrs): Don't depend on xlimits.h. Inline generation of
26428 limits.h for each multilib in fixinc_list.
26429 (fixinc_list, s-fixinc_list): New.
26430 (stmp-fixinc): Depend on fixinc_list. If not copying headers,
26431 generate them for each multilib in fixinc_list.
26432 (stmp-fixproto): Use include-fixed. Run fixproto for each
26433 multilib in fixinc_list.
26434 (mostlyclean): Don't remove xlimits.h.
26435 (clean): Remove include-fixed.
26436 (real-install-headers-tar, real-install-headers-cpio,
26437 real-install-headers-cp): Don't copy include, only include-fixed.
26438 (install-mkheaders): Depend on fixinc_list. Don't depend on
26439 xlimits.h. Save limits.h files for each multilib in fixinc_list.
26440 Always save mkinstalldirs. Preserve ${sysroot_headers_suffix} in
26441 SYSTEM_HEADER_DIR setting in mkheaders.conf.
26443 2007-03-06 Jan Hubicka <jh@suse.cz>
26445 * regstack.c (reg_to_stack): When in 64bit PIC mode, we still can load
26448 2007-03-06 Richard Sandiford <richard@codesourcery.com>
26450 * configure.ac: Allow tm_file to contain build-directory files.
26451 * configure: Regenerate.
26452 * config.gcc (m68k-*-uclinux*): Add ./sysroot-suffix.h to tm_file.
26453 * config/m68k/t-uclinux (sysroot-suffix.h): New target.
26454 * config/m68k/print-sysroot-suffix.sh: New file.
26456 2007-03-06 Richard Sandiford <richard@codesourcery.com>
26458 * config/m68k/m68k.h (PIC_OFFSET_TABLE_REGNUM): Use the REGNO
26459 of pic_offset_table_rtx if reload_completed.
26460 (CONDITIONAL_REGISTER_USAGE): Use PIC_REG instead of
26461 PIC_OFFSET_TABLE_REGNUM.
26462 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Always
26464 (m68k_save_reg): Use PIC_REG instead of PIC_OFFSET_TABLE_REGNO.
26465 (m68k_output_mi_thunk): Rewrite to use RTL. Honor vcall_offset.
26467 2007-03-06 Richard Sandiford <richard@codesourcery.com>
26469 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
26470 functions that call eh_return.
26472 2007-03-06 Richard Sandiford <richard@codesourcery.com>
26474 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
26475 functions that need a constant pool.
26477 2007-03-06 Richard Sandiford <richard@codesourcery.com>
26480 * config/m68k/m68k-protos.h (m68k_secondary_reload_class): Declare.
26481 (m68k_preferred_reload_class): Likewise.
26482 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Remove duplicated comment.
26483 (SECONDARY_RELOAD_CLASS): Define.
26484 (PREFERRED_RELOAD_CLASS): Use m68k_preferred_reload_class.
26485 (LIMIT_RELOAD_CLASS): Delete.
26486 * config/m68k/m68k.c (m68k_regno_mode_ok): Don't prevent address
26487 registers from storing bytes.
26488 (m68k_secondary_reload_class): New function.
26489 (m68k_preferred_reload_class): Likewise.
26491 2007-03-06 Richard Sandiford <richard@codesourcery.com>
26493 * config/m68k/m68k.c (m68k_save_reg): Remove special case for
26495 (m68k_expand_prologue): Likewise.
26497 2007-03-06 Richard Sandiford <richard@codesourcery.com>
26499 * config/m68k/m68k-protos.h (output_sibcall): Declare.
26500 (mips_expand_epilogue): Add a bool parameter.
26501 (m68k_legitimize_sibcall_address): Declare.
26502 * config/m68k/m68k.c (TARGET_FUNCTION_OK_FOR_SIBCALL): Define.
26503 (m68k_expand_epilogue): Add a parameter to select between sibling
26504 and normal epilogues. Only generate a return for the latter.
26505 (m68k_ok_for_sibcall_p): New function.
26506 (m68k_legitimize_sibcall_address, output_sibcall): New functions.
26507 * config/m68k/m68k.md (sibcall, *sibcall): New patterns.
26508 (sibcall_value, *sibcall_value): Likewise.
26509 (*call, *call_value): Require !SIBLING_CALL_P.
26510 (epilogue): Update call to m68k_expand_epilogue.
26511 (sibcall_epilogue): New pattern.
26512 * config/m68k/predicates.md (const_call_operand): Say that this
26513 predicate applies to sibling calls too.
26514 (sibcall_operand): New predicate.
26516 2007-03-06 Richard Sandiford <richard@codesourcery.com>
26518 * config/m68k/m68k.md (movsf_cf_soft): Provide the same non-mov3q
26519 alternatives as movsi_cf.
26520 (movsf_cf_hard): Add commentary.
26522 2007-03-06 Kazu Hirata <kazu@codesourcery.com>
26523 Richard Sandiford <richard@codesourcery.com>
26525 * config/m68k/m68k-protos.h (m68k_interrupt_function_p): Declare.
26526 (m68k_movem_pattern_p, m68k_output_movem): Likewise.
26527 (m68k_expand_prologue, m68k_expand_epilogue): Likewise.
26528 * config/m68k/m68k.h (EPILOGUE_USES): Define. Treat all registers
26529 as being live on exit from an interrupt function.
26530 (PRINT_OPERAND_PUNCT_VALID_P): Return true for '?'.
26531 * config/m68k/m68k.c (MIN_MOVEM_REGS, MIN_FMOVEM_REGS): New macros.
26532 (m68k_frame): Remove reg_rev_mask and fpu_rev_mask.
26533 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Delete.
26534 (m68k_interrupt_function_p): Globalize.
26535 (m68k_compute_frame_layout): Remove reverse mask code.
26536 (m68k_emit_movem, m68k_set_frame_related): New functions.
26537 (m68k_output_function_prologue): Delete in favor of...
26538 (m68k_expand_prologue): ...this new function.
26539 (m68k_output_function_epilogue): Delete in favor of...
26540 (m68k_expand_epilogue): ...this new function.
26541 (m68k_split_offset, m68k_movem_pattern_p, m68k_output_movem): New
26543 (print_operand): Handle %?.
26544 * config/m68k/m68k.md (UNSPEC_SIN, UNSPEC_COS): Remove excess space.
26545 (UNSPEC_GOT, A1_REG, PIC_REG, FP0_REG): New constants.
26546 (prologue, epilogue): New patterns.
26547 (return): Turn into a define_expand.
26548 (*return): New pattern, derived from old "return" pattern. Use rte
26549 rather than rts for interrupt functions. Only use rtd if the pop
26551 (*m68k_store_multiple, *m68k_store_multiple_automod): New patterns.
26552 (*m68k_load_multiple, *m68k_load_multiple_automod): Likewise.
26553 (link, *link, unlink, *unlink, load_got): Likewise.
26555 2007-03-06 Richard Sandiford <richard@codesourcery.com>
26559 * config/m68k/m68k-protos.h (m68k_legitimate_base_reg_p): Declare.
26560 (m68k_legitimate_index_reg_p, m68k_legitimate_address_p): Likewise.
26561 (m68k_matches_q_p, m68k_matches_u_p): Likewise.
26562 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Use m68k_matches_q_p
26563 and m68k_matches_u_p.
26564 (PCREL_GENERAL_OPERAND_OK, LEGITIMATE_BASE_REG_P): Delete.
26565 (INDIRECTABLE_1_ADDRESS_P, GO_IF_NONINDEXED_ADDRESS): Delete.
26566 (GO_IF_INDEXABLE_BASE, GO_IF_INDEXING, GO_IF_INDEXED_ADDRESS): Delete.
26567 (LEGITIMATE_INDEX_REG_P, LEGITIMATE_INDEX_P): Delete.
26568 (GO_IF_COLDFIRE_FPU_LEGITIMATE_ADDRESS): Delete.
26569 (REG_STRICT_P): New macro.
26570 (LEGITIMATE_PIC_OPERAND_P): Use REG_STRICT_P rather than
26571 PCREL_GENERAL_OPERAND_OK.
26572 (REG_OK_FOR_BASE_P): Merge definitions. Use REG_STRICT_P and
26573 m68k_legitimate_base_reg_p.
26574 (REG_MODE_OK_FOR_INDEX_P): Likewise m68k_legitimate_index_reg_p.
26575 (GO_IF_LEGITIMATE_ADDRESS): Likewise m68k_legitimate_address_p.
26576 (PIC_CASE_VECTOR_ADDRESS): Update comment.
26577 * config/m68k/m68k.c (m68k_address): New structure.
26578 (m68k_legitimate_base_reg_p, m68k_legitimate_index_reg_p)
26579 (m68k_decompose_index, m68k_legitimate_constant_address_p)
26580 (m68k_jump_table_ref_p, m68k_decompose_address)
26581 (m68k_legitimate_address_p, m68k_legitimate_mem_p, m68k_matches_q_p)
26582 (m68k_matches_u_p): New functions.
26583 (print_operand_address): Rewrite to use m68k_decompose_index.
26585 2007-03-05 David Taylor <dtaylor@emc.com>
26587 * gcc.c: Correct copyright date in --version output.
26589 2007-03-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
26591 * pa.md: In unamed move patterns, disparge copies between general
26592 and floating point registers using '?' modifier. Don't include 'f'
26593 constraint for register preferences in DImode, SImode, HImode and
26594 QImode patterns. Likewise for 'r' in DFmode and SFmode patterns.
26595 Remove constraints for copies between general and floating registers
26596 in soft-float DFmode pattern.
26597 (movdf): Fail if operand1 is a CONST_DOUBLE and operand0 is a hard
26601 2007-03-05 Mike Stump <mrs@apple.com>
26603 * c-common.c (targetcm): Add.
26604 * c-opts.c (c_common_handle_option): Handle language specific
26606 * opts.c (handle_option): Verify language for target options, if
26608 * opth-gen.awk: Add CL_LANG_ALL.
26609 * target-def.h (TARGET_HANDLE_C_OPTION): Add.
26610 (TARGETCM_INITIALIZER): Add.
26611 * target.h (struct gcc_targetcm): Add.
26613 * targhooks.c (default_handle_c_option): Add.
26614 * targhooks.h (default_handle_c_option): Add.
26615 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Add.
26617 * config/darwin.opt (iframework): Add.
26618 * config/darwin.h (TARGET_HAS_TARGETCM): Add.
26619 * config/darwin-c.c (handle_c_option): Add.
26620 (TARGET_HANDLE_C_OPTION): Add.
26622 * doc/invoke.texi (Darwin Options): Add -iframework.
26624 2007-03-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
26626 * convert.c (convert_to_integer): Fix nearbyint/rint -> *lrint
26629 2007-03-05 Ian Lance Taylor <iant@google.com>
26631 * c.opt (fgnu89-inline): New option.
26632 * c-opts.c (c_common_post_options): Set default value for
26634 * c-decl.c (WANT_C99_INLINE_SEMANTICS): Remove.
26635 (pop_scope): Check flag_gnu89_inline rather than flag_isoc99 for
26637 (diagnose_mismatched_decls, merge_decls, start_decl): Likewise.
26638 (grokdeclarator, start_function): Likewise.
26639 * c-cppbuiltin.c (c_cpp_builtins): Define either
26640 __GNUC_GNU_INLINE__ or __GNUC_STDC_INLINE__.
26641 * doc/invoke.texi (Option Summary): Mention -fgnu89-inline.
26642 (C Dialect Options): Document -fgnu89-inline.
26643 * doc/extend.texi (Function Attributes): Explain what the
26644 gnu_inline attribute does.
26645 * doc/cpp.texi (Common Predefined Macros): Document
26646 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
26648 2007-03-05 Ian Lance Taylor <iant@google.com>
26650 PR tree-optimization/31034
26651 * tree-vrp.c (extract_range_from_assert): Don't try to handle a
26652 half-range if the other side is an overflow infinity.
26654 2007-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
26656 * config.gcc (bfin*-uclinux*): Use t-bfin-uclinux.
26657 (bfin*-linux-uclibc*): New configuration.
26658 * config/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Undefined before
26660 * config/bfin/linux.h: New file.
26661 * config/bfin/libgcc-bfin.ver: New file.
26662 * config/bfin/t-bfin-uclinux: New file.
26663 * config/bfin/t-bfin-linux: New file.
26664 * config/bfin/uclinux.h (LINUX_TARGET_OS_CPP_BUILTINS): New macro.
26665 (TARGET_OS_CPP_BUILTINS): New macro.
26667 2007-03-05 Richard Guenther <rguenther@suse.de>
26669 * fold-const.c (fold_binary): Remove duplicate folding
26670 of comparison of non-null ADDR_EXPR against null.
26672 2007-03-05 Richard Guenther <rguenther@suse.de>
26673 Dorit Nuzman <dorit@il.ibm.com>
26675 PR tree-optimization/26420
26676 * tree-vectorizer.c (vectorize_loops): Bail out early if there
26677 are no loops in the function. Only print the number of
26678 vectorized loops if it is greater than zero or we are supposed
26679 to print information about unvectorized loops.
26681 2007-03-05 Revital Eres <eres@il.ibm.com>
26683 * gcc.dg/var-expand1.c: New test.
26684 * loop-unroll.c (analyze_insn_to_expand_var): Add dump info
26685 when an accumulator is expanded.
26687 2007-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26690 * c-common.c (convert_and_check): Don't give warnings for
26691 conversion if 'expr' already overflowed.
26693 2007-03-04 Roger Sayle <roger@eyesopen.com>
26695 PR middle-end/30744
26696 * fold-const.c (fold_comparison): Enforce type consistency when
26697 transforming ~X op ~Y to Y op X, and ~X op C to X op' ~C.
26699 2007-03-04 Zdenek Dvorak <dvorakz@suse.cz>
26701 * tree-ssa-address.c (create_mem_ref): Do not put an expression
26702 containing a cast to the base of TARGET_MEM_REF.
26704 2007-03-04 Martin Michlmayr <tbm@cyrius.com>
26706 * tree.c (tree_contains_struct_check_failed): Remove spurious
26707 whitespace from error message.
26709 2007-03-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
26712 * config/rs6000/rs6000.c (rs6000_function_value): Look at bit size
26713 instead of precision.
26715 2007-03-04 Roman Zippel <zippel@linux-m68k.org>
26716 Nathan Sidwell <nathan@codesourcery.com>
26718 * emit-rtl.c (find_auto_inc): New.
26719 (try_split): recreate REG_INC notes,
26720 Use regular for loops rather than whiles.
26722 2007-03-03 Andreas Schwab <schwab@suse.de>
26724 * configure.ac (HAVE_AS_REL16): Move test back to correct place.
26725 * configure: Regenerate.
26727 2007-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
26729 * builtins.def (ATTR_MATHFN_FPROUNDING): Rely on
26730 flag_rounding_math, not flag_unsafe_math_optimizations.
26732 * c-pretty-print.c (pp_c_direct_abstract_declarator): Use
26734 * config/alpha/alpha.c (alpha_fold_builtin_zapnot,
26735 alpha_fold_vector_minmax): Likewise.
26736 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
26737 * config/sparc/sparc.c (sparc_gimplify_va_arg): Likewise.
26739 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
26741 * tree-sra.c (sra_walk_fns) <ldst>: Document new restriction.
26742 (sra_walk_modify_expr) <rhs_elt>: Treat the reference as a use
26743 if the lhs has side-effects.
26744 <lhs_elt>: Treat the reference as a use if the rhs has side-effects.
26746 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
26748 * config/i386/i386.h (TUNEMASK): Remove define.
26749 (ARCHMASK): Remove define.
26750 (TARGET_*): Use ix86_tune_mask variable instead of TUNEMASK.
26751 Use ix86_arch_mask variable instead of ARCHMASK.
26752 * config/i386/i386.c (override_options): Ditto.
26753 (standard_80387_constant_p): Ditto.
26755 2007-03-02 Ian Lance Taylor <iant@google.com>
26757 Used signed infinities in VRP.
26758 * tree-vrp.c (uses_overflow_infinity): New static function.
26759 (supports_overflow_infinity): New static function.
26760 (make_overflow_infinity): New static function.
26761 (negative_overflow_infinity): New static function.
26762 (positive_overflow_infinity): New static function.
26763 (is_negative_overflow_infinity): New static function.
26764 (is_positive_overflow_infinity): New static function.
26765 (is_overflow_infinity): New static function.
26766 (overflow_infinity_range_p): New static function.
26767 (compare_values_warnv): New function split out of compare_values.
26768 (compare_value): Call it.
26769 (set_value_range_to_nonnegative): Add overflow_infinity
26770 parameter. Change caller.
26771 (vrp_expr_computes_nonnegative): Add strict_overflow_p parameter.
26773 (vrp_expr_computes_nonzero): Likewise.
26774 (compare_ranges, compare_range_with_value): Likewise.
26775 (compare_name_with_value, compare_names): Likewise.
26776 (vrp_evaluate_conditional): Likewise.
26777 (set_value_range): Handle infinity
26778 (vrp_operand_equal_p, operand_less_p): Likewise.
26779 (extract_range_from_assert): Likewise.
26780 (vrp_int_const_binop): Likewise.
26781 (extract_range_from_binary_expr): Likewise.
26782 (extract_range_from_unary_expr): Likewise.
26783 (extract_range_from_comparison): Likewise.
26784 (extract_range_from_expr): Likewise.
26785 (dump_value_range): Likewise.
26786 (vrp_visit_cond_stmt, vrp_visit_phi_node): Likewise.
26787 (test_for_singularity): Likewise.
26788 (vrp_int_const_binop): Remove inline qualifier.
26789 (adjust_range_with_scev): Add comment.
26790 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
26792 2007-03-02 Diego Novillo <dnovillo@redhat.com>
26794 * tree-ssa-structalias.c (could_have_pointers): Tidy.
26795 (get_constraint_for): Likewise.
26796 (do_structure_copy): Likewise.
26797 (find_func_aliases): Fix references to MODIFY_EXPR.
26798 (intra_create_variable_infos): Tidy.
26799 * tree-ssa-operands.c (add_virtual_operand): Add argument
26801 When adding members of alias sets, if IS_CALL_SITE is true and
26802 the symbol is not call-clobbered, skip it.
26803 Adjust all callers.
26805 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
26807 * config/alpha/alpha.c (alpha_gp_save_rtx): Insert the insns at the
26808 entry by means of emit_insn_at_entry.
26810 2007-03-02 Richard Henderson <rth@redhat.com>
26812 * expr.h (promoted_input_arg): Remove decl.
26813 * function.c (promoted_input_arg): Merge into ...
26814 * combine.c (setup_incoming_promotions): ... only caller.
26815 Rearrange to avoid double loop.
26817 2007-03-02 Ben Elliston <bje@au.ibm.com>
26818 Peter Bergner <bergner@vnet.ibm.com>
26819 Janis Johnson <janis187@us.ibm.com>
26821 * config/rs6000/dfp.md: New file.
26822 * config/rs6000/rs6000.md: Include dfp.md.
26823 (add<mode>3_internal1): Disable for DECIMAL_FLOAT_MODE_P operands.
26824 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Handle DDmode
26825 and TDmode decimal float modes in FP registers.
26826 (num_insns_constant): Likewise.
26827 (rs6000_legitimate_offset_address_p): Likewise.
26828 (rs6000_legitimize_address): Likewise.
26829 (rs6000_legitimize_reload_address): Likewise.
26830 (rs6000_legitimate_address): Likewise.
26831 (rs6000_emit_move): Likewise.
26832 (function_arg_boundary): Likewise.
26833 (function_arg_advance): Likewise.
26834 (rs6000_darwin64_record_arg_recurse): Likewise.
26835 (function_arg): Likewise.
26836 (rs6000_gimplify_va_arg): Likewise.
26837 (rs6000_split_multireg_move): Likewise.
26838 (rs6000_output_function_epilogue): Likewise.
26839 (rs6000_output_function_epilogue): Likewise.
26840 (rs6000_register_move_cost): Likewise.
26841 (rs6000_function_value): Likewise.
26842 (rs6000_libcall_value): Likewise.
26844 2007-03-02 Richard Sandiford <richard@codesourcery.com>
26846 * config/t-vxworks (LIMITS_H_TEST): Define to true for VxWorks.
26848 2007-03-02 Richard Sandiford <richard@codesourcery.com>
26850 * config/t-vxworks (LIBGCC2_INCLUDES): Pass -nostdinc.
26851 Use $MULTIDIR to choose between the kernel and RTP headers,
26852 and use $WIND_BASE and $WIND_USR to locate them.
26854 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
26856 * config/i386/i386.c (override_options): Put initialization of
26857 ix86_tune_mask and ix86_arch_mask to the correct place.
26859 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
26860 Michael Meissner <michael.meissner@amd.com>
26863 * config/i386/i386.h (TUNEMASK): Redefine to use ix86_tune_mask.
26864 (ARCHMASK): Define.
26865 (TARGET_CMOVE): Use ARCHMASK.
26866 (TARGET_CMPXCHG): Ditto.
26867 (TARGET_CMPXCHG8B): Ditto.
26868 (TARGET_XADD): Ditto.
26869 (TARGET_BSWAP): Ditto.
26870 * config/i386/i386.c (ix86_tune_mask): New global variable.
26871 (ix86_arch_mask): Ditto.
26872 (override_options): Initialize ix86_tune_mask and
26873 ix86_arch_mask. Use ARCHMASK to clear MASK_NO_FANCY_MATH_387 in
26876 2007-03-02 Ben Elliston <bje@au.ibm.com>
26879 * config/dfp-bit.c (DFP_TO_INT): Initialise qval with "1.".
26881 2007-03-02 Joseph Myers <joseph@codesourcery.com>
26883 * target.h (init_dwarf_reg_sizes_extra): New target hook.
26884 * target-def.h (TARGET_INIT_DWARF_REG_SIZES_EXTRA): New default.
26885 * doc/tm.texi (TARGET_INIT_DWARF_REG_SIZES_EXTRA): Document.
26886 * dwarf2out.c (expand_builtin_init_dwarf_reg_sizes): Call this
26888 * config/rs6000/rs6000.c (TARGET_INIT_DWARF_REG_SIZES_EXTRA,
26889 rs6000_init_dwarf_reg_sizes_extra): New.
26890 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Support
26891 SPE register high parts.
26893 2007-03-01 Brooks Moses <brooks.moses@codesourcery.com>
26895 * Makefile.in: Add install-pdf target as
26896 copied from automake v1.10 rules.
26897 * configure.ac: Add install-pdf to target list.
26898 * configure: Regenerate.
26900 2007-03-01 Paul Brook <paul@codesourcery.com>
26902 * config/arm/arm.c (arm_legitimate_index_p): Limit iWMMXt addressing
26903 modes to LDRD for DImode.
26904 (output_move_double): Fixup out of range ldrd/strd.
26905 (vfp_secondary_reload_class): Rename...
26906 (coproc_secondary_reload_class): ... to this. Add wb argument.
26907 * config/arm/arm.h (SECONDARY_OUTPUT_RELOAD_CLASS): Use
26908 coproc_secondary_reload_class for CLASS_IWMMXT.
26909 (SECONDARY_INPUT_RELOAD_CLASS): Ditto.
26910 * arm-protos.h (coproc_secondary_reload_class): Update prototype.
26912 2007-03-01 Zdenek Dvorak <dvorakz@suse.cz>
26914 * tree-ssa-loop-prefetch.c (determine_unroll_factor): Bound the
26915 unroll factor by the estimated number of iterations.
26916 (loop_prefetch_arrays): Do not prefetch in loops that iterate less
26917 than prefetch latency.
26919 * config/i386/driver-i386.c (describe_cache, detect_caches_amd,
26920 decode_caches_intel, detect_caches_intel): New functions.
26921 (host_detect_local_cpu): Use detect_caches_amd and
26922 detect_caches_intel.
26924 2007-03-01 Richard Henderson <rth@redhat.com>
26926 * expr.c (emit_move_complex_push): Export.
26927 (emit_move_complex_parts): Split out from ...
26928 (emit_move_complex): ... here.
26929 * expr.h (emit_move_complex_push, emit_move_complex_parts): Declare.
26930 * config/i386/i386.md (movcdi): New.
26932 2007-03-01 Uros Bizjak <ubizjak@gmail.com>
26934 * config/i386/i386.c (ix86_modes_tieable_p): Fix typo, use also
26935 size of mode1 to check for tieable modes in MMX case.
26937 2007-03-01 Richard Sandiford <richard@codesourcery.com>
26939 * Makefile.in (rtlanal.o): Depend on tree.h.
26940 * rtl.h (offset_within_section_p, split_const): Declare.
26941 * rtlanal.c: Include tree.h.
26942 (offset_within_block_p): New function, taken from
26943 mips_offset_within_object_p.
26944 (split_const): New function, taken from mips_split_const.
26945 * config/m68k/m68k-protos.h (m68k_illegitimate_symbolic_constant_p):
26947 * config/m68k/m68k.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
26948 (CONSTANT_ADDRESS_P): Only accept legitimate constants.
26949 (LEGITIMATE_CONSTANT_P): Check m68k_illegitimate_symbolic_constant_p.
26950 * config/m68k/m68k.c (TARGET_CANNOT_FORCE_CONST_MEM): Define.
26951 (m68k_illegitimate_symbolic_constant_p): New function.
26952 * config/m68k/m68k.md (movsi): Remove misleading predicates.
26953 If M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P and the source is a
26954 symbolic constant that might be outside the symbol's section,
26955 move the symbol first and then add the offset.
26956 * config/m68k/uclinux.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P):
26958 * config/mips/mips.c (mips_split_const): Delete.
26959 (mips_offset_within_object_p): Delete.
26960 (mips_symbolic_constant_p): Use offset_within_section_p and
26961 split_const instead of mips_offset_within_object_p and
26963 (mips_cannot_force_const_mem, mips_const_insns, mips_unspec_address)
26964 (mips_legitimize_const_move, print_operand_reloc)
26965 (mips_dangerous_for_la25_p): Use split_const instead of
26968 2007-02-28 Eric Christopher <echristo@apple.com>
26970 * Makefile.in (install-include-dir): Don't rm -rf include.
26972 2007-02-28 Richard Guenther <rguenther@suse.de>
26974 PR middle-end/30364
26975 * fold-const.c (fold_binary): Do not associate expressions
26976 with more than one variable for integer types that do not wrap.
26978 2007-02-28 Sandra Loosemore <sandra@codesourcery.com>
26980 * builtins.c (fold_builtin_call_list, fold_builtin_call_valist):
26981 Delete, and replace with...
26982 (fold_builtin_call_array): This. Update callers to use it.
26983 * fold-const.c (fold_build_call_list): Delete, and replace with...
26984 (fold_build_call_array): This.
26985 (fold_build_call_list_initializer): Delete, and replace with...
26986 (fold_build_call_array_initializer): This.
26987 * tree.h: Update declarations to reflect above changes.
26989 * c-typeck.c (build_function_call): Store converted arguments
26990 in a stack-allocated array instead of building a list.
26991 (convert_arguments): Store arguments in the array passed in as an
26992 argument, and return the actual number of arguments.
26993 * c-format.c: (check_function_format): Pass arguments in an
26994 array instead of a list.
26995 * c-common.c (check_function_nonnull): Likewise.
26996 (check_function_sentinel): Likewise.
26997 (check_function_arguments): Likewise.
26998 * c-common.h: Update declarations to reflect above changes.
27000 2007-02-28 Jan Hubicka <jh@suse.cz>
27002 * predict.def (PRED_TREE_EARLY_RETURN, PRED_CONST_RETURN,
27003 PRED_NEGATIVE_RETURN): Update outcomes.
27005 2007-02-28 Bernd Schmidt <bernd.schmidt@analog.com>
27007 * calls.c (emit_library_call_value_1): Handle partial registers
27008 correctly when building up CALL_INSN_FUNCTION_USAGE.
27010 2007-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
27012 * pa/predicates.md (move_src_operand): Allow zero for mode.
27013 * pa/pa.md: Fix constraints for zero CONST_DOUBLE in 64-bit DFmode
27016 2007-02-27 Uros Bizjak <ubizjak@gmail.com>
27019 * config/i386/sse.md (*mov<mode>_internal, *movv4sf_internal,
27020 *movv2df_internal): Enable pattern only for valid operand
27022 * config/i386/i386.c (ix86_modes_tieable_p): For SSE registers,
27023 tie only 128bit modes. For MMX registers, tie only 64bit modes.
27025 2007-02-27 Mike Stump <mrs@apple.com>
27027 * config/darwin-crt3.c: Avoid compilation when compiling for a
27030 2007-02-27 Joseph Myers <joseph@codesourcery.com>
27032 * Makefile.in (PREPROCESSOR_DEFINES, test-protoize-simple): Define
27034 (stmp-int-hdrs, stmp-fixinc, install-headers): Use include-fixed
27035 for fixed headers and limits.h.
27036 (install-include-dir, install-headers-tar, install-headers-cpio,
27037 install-headers-cp, real-install-headers-tar,
27038 real-install-headers-cpio, real-install-headers-cp): Handle
27039 include-fixed as well as include.
27040 (install-mkheaders): Don't install files that go only in include
27042 * cppdefault.c (cpp_include_defaults): Separate FIXED_INCLUDE_DIR
27043 from GCC_INCLUDE_DIR.
27044 * gcc.c (process_command): Remove special -BstageN/ handling.
27045 (do_spec_1): Add include-fixed directories.
27047 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
27049 * config/bfin/t-bfin-elf (LIB1ASMFUNCS): Add _umulsi3_highpart and
27051 * config/bfin/lib1funcs.asm (___umulsi3_highpart, ___smulsi3_highpart):
27053 * config/bfin/bfin.md (smulsi3_highpart, umulsi3_highpart): New
27056 2007-02-27 Mark Mitchell <mark@codesourcery.com>
27058 * c-common.c (get_priority): Add check for
27059 SUPPORTS_INIT_PRIORITY.
27061 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
27063 * config/bfin/bfin.md (doloop_end): FAIL if counter reg isn't SImode.
27065 * config/bfin/bfin.c: Include "cfglayout.h".
27066 (MAX_LSETUP_DISTANCE): New macro.
27067 (struct loop_info): New members incoming, incoming_src and
27068 incoming_dest. Delete member predecessor.
27069 (length_for_loop): New function.
27070 (bfin_optimize_loop): Handle more different loop structures.
27071 (bfin_discover_loop): Rework detection of predecessor blocks by
27072 examining incoming edges.
27073 (bfin_discover_loops, bfin_free_loops): New functions, broken out of
27075 (bfin_reorder_loops): New function.
27076 (bfin_reorg_loops): Use these three new functions.
27078 * config/bfin/bfin.h (enum reg_class, REG_CLASS_NAMES,
27079 REG_CLASS_CONTENTS): Add D0REGS through D7REGS.
27080 (CONSTRAINT_LEN): Add entry for 'q'.
27081 (REG_CLASS_FROM_CONSTRAINT): Renamed from REG_CLASS_FROM_LETTER.
27082 Add 'q' constraints.
27083 (REGNO_REG_CLASS): For R0 through R7, return corresponding regclass.
27084 (CLASS_LIKELY_SPILLED_P): True for R0, R1 and R2.
27086 * config/bfin/bfin.md (add_with_carry): New pattern.
27087 (s_or_u, su_optab, su_modifier): New code macros/attrs.
27088 (<su_optab>hisi_ll, <su_optab>hisi_lh, <su_optab>hisi_hl,
27089 <su_optab>hisi_hh): Renamed from mulhisi_xx patterns; macroized to
27090 support unsigned multiplies too. Removed incorrect commutativity from
27091 operand 1 constraint where appropriate.
27092 (usmulhisi_ull, usmulhisi_ulh, usmulhisi_uhl, usmulhisi_uhh): New
27094 (<su_optab>hisi_ll_lh, <su_optab>hisi_ll_hl, <su_optab>hisi_ll_hh,
27095 <su_optab>hisi_lh_hl, <su_optab>hisi_lh_hh, <su_optab>hisi_hl_hh):
27097 (usmulhisi_ll_lul, usmulhisi_ll_luh, usmulhisi_ll_hul,
27098 usmulhisi_ll_huh, usmulhisi_lh_lul, usmulhisi_lh_luh, usmulhisi_lh_hul,
27099 usmulhisi_lh_huh, usmulhisi_hl_lul, usmulhisi_hl_luh, usmulhisi_hl_hul,
27100 usmulhisi_hl_huh, usmulhisi_hh_lul, usmulhisi_hh_luh, usmulhisi_hh_hul,
27101 usmulhisi_hh_huh): New patterns.
27103 * config/bfin/bfin.md (ssashiftv2hi3, ssashifthi3, lshiftv2hi3,
27104 lshifthi3): Fix output template to use half reg for operand 2.
27106 * config/bfin/bfin.c (bfin_output_mi_thunk): Use R3 as scratch reg
27109 * config/bfin/bfin.md (rotl16, rotlsi3, rotrsi3): New patterns.
27111 2007-02-27 Andreas Schwab <schwab@suse.de>
27113 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-common.texi.
27115 2007-02-27 Jan Hubicka <jh@suse.cz>
27117 * predict.c (last_basic_block_p): Remove.
27118 (tree_estimate_probability): Update return heuristic for commonized
27121 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
27123 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-vers.texi dependency.
27125 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
27127 * doc/include/gcc-common.texi (versionsubtitle): New macro.
27128 * doc/cpp.texi: Standardize title page.
27129 * doc/cppinternals.texi: Likewise.
27130 * doc/gcc.texi: Standardize title page, remove version number
27131 from copyright page.
27132 * doc/gccint.texi: Likewise.
27133 * doc/install.texi: Standardize title page, add table of
27136 2007-02-26 Jan Hubicka <jh@suse.cz>
27138 * predict.def: Set outcomes according to more recent results.
27139 (PRED_LOOP_CONDITION, PRED_LOOP_PRECONDITIONING, PRED_LOOP_HEADER):
27140 Remove dead predictors.
27141 * predict.c (return_prediction): Fix pasto.
27143 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
27145 * loop-iv.c (simplify_using_initial_values): Fix oversight in previous
27146 change; avoid a memory leak when returning early.
27148 2007-02-26 Mark Mitchell <mark@codesourcery.com>
27150 * c-decl.c (static_ctors): Move to c-common.c.
27151 (static_dtors): Likewise.
27152 (finish_function): Use c_record_cdtor_fn.
27153 (build_cdtor): Move to c-common.c.
27154 (c_write_global_declarations): Use c_build_cdtor_fns.
27155 * c-common.h (static_ctors): Declare.
27156 (static_dtors): Likewise.
27157 (c_record_cdtor_fn): Likewise.
27158 (c_build_cdtor_fns): Likewise.
27159 * c-common.c (static_ctors): New variable.
27160 (static_dtors): Likewise.
27161 (c_record_cdtor_fn): New function.
27162 (build_cdtor): Move from c-decl.c
27163 (c_build_cdtor_fns): New function.
27165 * output.h (assemble_addr_to_section): Declare.
27166 (get_cdtor_priority_section): Likewise.
27167 * varasm.c (assemble_addr_to_section): New function.
27168 (get_cdtor_priority_section): Likewise.
27169 (default_named_section_asm_out_destructor): Use them.
27170 (destor_dtor_section_asm_out_destructor): Likewise.
27171 (default_named_section_asm_out_constructor): Likewise.
27172 (default_ctor_section_asm_out_constructor): Likewise.
27173 * config.gcc (*-*-vxworks*): Include vxworks.o.
27174 * config/t-vxworks (vxworks.o): New target.
27175 * config/vxworks.h (ALWAYS_NUMBER_CTORS_SECTIONS): Remove.
27176 (TARGET_ASM_CONSTRUCTOR): Define.
27177 (TARGET_ASM_DESTRUCTOR): Likewise.
27178 (vxworks_asm_out_constructor): Declare.
27179 (vxworks_asm_out_destructor): Likewise.
27181 * c-common.c (get_priority): Check that we have not just an
27182 INTEGER_CST, but an integer constant with integeral type.
27184 2007-02-25 Uros Bizjak <ubizjak@gmail.com>
27186 PR tree-optimization/30938
27187 * tree-vect-transform.c (vectorizable_call): Fix off-by-one error:
27188 use &dt[nargs-1] instead of &dt[nargs] in the call to
27189 vect_is_simple_use().
27191 2007-02-25 Ulrich Weigand <uweigand@de.ibm.com>
27193 * reload.c (find_reloads_address_1): Handle PLUS expressions resulting
27194 from register elimination as PRE_MODIFY / POST_MODIFY increments.
27195 Do not attempt to handle MEM inside auto-inc expressions.
27196 * reload1.c (eliminate_regs_1): Do not attempt to handle elimination
27197 of a register modified by an auto-inc expression. However, do handle
27198 elimination of a register used as PRE_MODIFY / POST_MODIFY increment.
27199 (elimination_effects): Prohibit elimination of a register modified
27200 by an auto-inc expression. Disable register elimination rules whose
27201 target register is modified by an auto-inc expression with variable
27204 2007-02-25 Zdenek Dvorak <dvorakz@suse.cz>
27206 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): Fix
27208 (array_at_struct_end_p): New function.
27209 (idx_infer_loop_bounds): Use it.
27210 (estimate_numbers_of_iterations_loop): Export.
27211 * predict.c (predict_loops): Use estimated_loop_iterations_int.
27212 Do not use PRED_LOOP_EXIT on exits predicted by # of iterations.
27213 (tree_estimate_probability): Call record_loop_exits.
27214 * tree-data-ref.c (get_number_of_iters_for_loop): Replaced by ...
27215 (estimated_loop_iterations, estimated_loop_iterations_int,
27216 estimated_loop_iterations_tree): New functions.
27217 (analyze_siv_subscript_cst_affine,
27218 compute_overlap_steps_for_affine_1_2,
27219 analyze_subscript_affine_affine): Use estimated_loop_iterations_int.
27220 (analyze_miv_subscript): Use estimated_loop_iterations_tree.
27221 * predict.def (PRED_LOOP_ITERATIONS): Update comment.
27222 (PRED_LOOP_ITERATIONS_GUESSED): New.
27223 * cfgloop.c (record_loop_exits): Do nothing if there are no loops.
27224 * cfgloop.h (estimate_numbers_of_iterations_loop,
27225 estimated_loop_iterations_int): Declare.
27227 2007-02-25 Mark Mitchell <mark@codesourcery.com>
27229 * doc/extend.texi: Document optional priority argument to
27230 constructors and destructors.
27231 * tree.c (init_priority_for_decl): Adjust GTY markers.
27232 (init_ttree): Use priority-info hash functions for
27233 init_priority_for_decl.
27234 (tree_map_eq): Rename to ...
27235 (tree_map_base_eq): ... this.
27236 (tree_map_marked_p): Rename to ...
27237 (tree_map_base_marked_p): ... this.
27238 (tree_map_base_hash): New function.
27239 (decl_init_priority_lookup): Rework.
27240 (decl_fini_priority_lookup): New function.
27241 (decl_priority_info): New function.
27242 (decl_init_priority_insert): Use it.
27243 (decl_fini_priority_insert): Likewise.
27244 (decl_restrict_base_lookup): Adjust for refactoring of tree_map
27246 (decl_restrict_base_insert): Likewise.
27247 (decl_debug_expr_insert): Likewise.
27248 (decl_value_expr_lookup): Likewise.
27249 (decl_value_expr_insert): Likewise.
27250 * tree.h (priority_type): New type.
27251 (decl_init_priority_lookup): Use priority_type.
27252 (decl_fini_priority_lookup): New function.
27253 (decl_init_priority_insert): Use priority_type.
27254 (decl_fini_priority_insert): New function.
27255 (DECL_HAS_INIT_PRIORITY): Tweak comments.
27256 (DECL_INIT_PRIORITY): Likewise.
27257 (SET_DECL_INIT_PRIORITY): Add comment.
27258 (DECL_FINI_PRIORITY): New macro.
27259 (SET_DECL_FINI_PRIORITY): Likewise.
27260 (DEFAULT_INIT_PRIORITY): Document.
27261 (MAX_INIT_PRIORITY): Likewise.
27262 (MAX_RESERVED_INIT_PRIORITY): Likewise.
27263 (tree_map_base): New type.
27264 (tree_map_base_eq): New function.
27265 (tree_map_base_hash): Likewise.
27266 (tree_map_base_marked_p): Likewise.
27267 (tree_map): Inherit from tree_map_base.
27268 (tree_map_eq): Make it a macro.
27269 (tree_map_marked_p): Likewise.
27270 (tree_int_map): Inherit from tree_map_base.
27271 (tree_int_map_eq): Make it a macro.
27272 (tree_int_map_hash): Likewise.
27273 (tree_int_map_marked_p): Likewise.
27274 (tree_priority_map): New type.
27275 (tree_priority_map_eq): New macro.
27276 (tree_priority_map_hash): Likewise.
27277 (tree_priority_map_marked_p): Likewise.
27278 * varasm.c (emults_decl): Adjust for refactoring of tree_map
27280 (emutls_common_1): Likewise.
27281 * lambda-code.c (replace_uses_equiv_to_x_with_y): Likewise.
27282 * tree-ssa-structalias.c (heapvar_lookup): Adjust for refactoring
27283 of tree_map hierarchy.
27284 * tree-cfg.c (move_stmt_r): Likewise.
27285 (new_label_mapper): Likewise.
27286 * c-tree.h (c_expand_body): Move to ...
27287 * c-common.h (c_expand_body): ... here.
27288 * c-decl.c (c_expand_body): Move to ...
27289 * c-common.c (c_expand_body): ... here.
27290 (c_common_attribute_table): Allow 1 argument for the constructor
27291 and destructor attributes.
27292 (get_priority): New function.
27293 (handle_constructor_attribute): Set DECL_INIT_PRIORITY.
27294 (handle_destructor_attribute): Set DECL_FINI_PRIORITY.
27296 2007-02-24 Jan Hubicka <jh@suse.cz>
27298 PR middle-end/30509
27299 * tree-inline.c (copy_bb): Produce exact copy of EH info when
27300 copying for inlining.
27302 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
27303 Jan Hubicka <jh@suse.cz>
27306 * cofnig/i386/i386.c (counter_mode): New function.
27307 (expand_set_or_movmem_via_loop): Use it.
27308 (expand_movmem_epilogue): Likewise; fix pasto.
27309 (ix86_expand_movmem): Do emit guard even for constant counts.
27310 (ix86_expand_setmem): Likewise.
27312 2007-02-25 Nick Clifton <nickc@redhat.com>
27314 * config/frv/frv.h (ASM_OUTPUT_CASE_LABEL): Delete.
27315 (JUMP_TABLES_IN_TEXT_SECTION): Define.
27317 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
27320 * config/i386/i386.md (expand_movmem_epilogue): Fix typo, mask
27321 count argument with 0x10, not with 0x16.
27322 (expand_setmem_epilogue): Ditto.
27324 2007-02-24 Mike Stump <mrs@apple.com>
27326 * config/i386/i386.c (output_pic_addr_const): Stubify optimized
27329 2007-02-24 Richard Guenther <rguenther@suse.de>
27331 PR middle-end/30951
27332 * fold-const.c (fold_binary): Fold x +- CST op x for
27333 EQ_EXPR and NE_EXPR.
27335 2007-02-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
27337 * pa.md (muldi3): Force subregs to registers in 64-bit expander.
27339 2007-02-24 Jan Hubicka <jh@suse.cz>
27341 * cgraphunit.c (decide_is_function_needed): Honor
27342 -fkeep-inline-functions.
27344 2007-02-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
27346 * builtins.c (fold_builtin_modf): New.
27347 (fold_builtin_2): Use it.
27349 2007-02-24 Bernd Schmidt <bernd.schmidt@analog.com>
27351 * loop-iv.c (implies_p): Detect additional cases where A implies B.
27352 (determine_max_iter): Take additional LOOP arg; all callers changed.
27353 Lose broken logic dealing with PLUS. Try to limit the upper bound by
27354 one using simplifications.
27355 (simplify_using_initial_values): Return if the expression becomes
27356 invalid due to altered regs.
27358 2007-02-23 DJ Delorie <dj@redhat.com>
27360 * doc/tm.h (BIGGEST_ALIGNMENT): Clarify the purpose of this macro.
27362 2007-02-23 Mike Stump <mrs@apple.com>
27364 * tlink.c (scan_linker_output): Parse linker messages from
27365 darwin9's linker better.
27367 2007-02-23 Steve Ellcey <sje@cup.hp.com>
27370 * varpool.c (varpool_assemble_pending_decls): Set
27371 varpool_last_needed_node to null.
27373 2007-02-23 DJ Delorie <dj@redhat.com>
27375 * config/i386/i386.c (ix86_data_alignment): Don't specify an
27376 alignment bigger than the object file can handle.
27378 2007-02-23 Uros Bizjak <ubizjak@gmail.com>
27381 * config/i386/i386.md (*movdi_1_rex64, zero_extendsidi2_32,
27382 zero_extendsidi2_rex64): Penalize MMX register<->memory moves.
27383 (*movsf_1): Penalize MMX moves.
27385 2007-02-23 Bernd Schmidt <bernd.schmidt@analog.com>
27387 * config/bfin/bfin.md (doloop_end): Fail for loops that can iterate
27388 2^32-1 or more times unless flag_unsafe_loop_optimizations.
27390 * loop-iv.c (determine_max_iter): Moved in front of its sole user.
27392 2007-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
27394 * builtins.c (fold_builtin_logb, fold_builtin_significand): New.
27395 (fold_builtin_1): Use them.
27396 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
27397 BUILT_IN_SIGNIFICAND.
27399 2007-02-23 H.J. Lu <hongjiu.lu@intel.com>
27401 * config/i386/i386.c (bdesc_1arg): Initialize
27402 IX86_BUILTIN_MOVSHDUP and IX86_BUILTIN_MOVSLDUP with
27403 "__builtin_ia32_movshdup" and "__builtin_ia32_movsldup".
27404 (ix86_init_mmx_sse_builtins): Remove IX86_BUILTIN_MOVSHDUP
27405 and IX86_BUILTIN_MOVSLDUP.
27407 2007-02-22 Paolo Bonzini <bonzini@gnu.org>
27409 PR rtl-optimization/30841
27410 * fwprop.c (propagate_rtx_1): Accept a VOIDmode replacement address.
27412 2007-02-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
27414 * builtins.c (fold_builtin_frexp): New.
27415 (fold_builtin_2): Use it.
27417 2007-02-22 Mark Mitchell <mark@codesourcery.com>
27419 * doc/invoke.texi (Spec Files): Document getenv spec function.
27421 * gcc.c (getenv_spec_function): New function.
27422 (static_spec_functions): Add it.
27423 * config/vxworks.h (VXWORKS_TARGET_DIR): Remove.
27424 (VXWORKS_ADDITIONAL_CPP_SPEC): Use getenv to find the VxWorks
27427 2007-02-22 Michael Matz <matz@suse.de
27430 * dwarf2out.c (add_AT_string): Call ggc_strdup once per string.
27431 (type_tag): Use lang_hooks.dwarf_name instead of DECL_NAME.
27433 2007-02-22 Ian Lance Taylor <iant@google.com>
27436 * dwarf2out.c (concatn_mem_loc_descriptor): New static function.
27437 (mem_loc_descriptor): Call it.
27439 2007-02-22 Zdenek Dvorak <dvorakz@suse.cz>
27440 Ira Rosen <irar@il.ibm.com>
27442 * tree-data-ref.c (ptr_ptr_may_alias_p): Take alias sets into account.
27444 2007-02-22 Ira Rosen <irar@il.ibm.com>
27446 PR tree-optimization/30843
27447 * tree-vect-transform.c (vect_transform_loop): Remove strided scalar
27448 stores only after all the group is vectorized.
27450 2007-02-22 Dorit Nuzman <dorit@il.ibm.com>
27452 PR tree-optimization/30858
27453 * tree-vectorizer.c (vect_is_simple_reduction): Check that the stmts
27454 in the reduction cycle have a single use in the loop.
27455 * tree-vectorizer.h (relevant): Add documentation.
27457 2007-02-20 Mike Stump <mrs@apple.com>
27459 * configure.ac (powerpc*-*-darwin*): #include <sys/cdefs.h>.
27460 * configure: Regenerate.
27462 2007-02-21 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
27464 Change the defaults of some parameters and options.
27465 * config/spu/spu-protos.h (spu_optimization_options): Declare.
27466 * config/spu/spu.c (spu_optimization_options): Add.
27467 (spu_override_options): Change params in spu_optimization_options.
27468 * config/spu/spu.h (OPTIMIZATION_OPTIONS): Define.
27470 Register 127 is only 16 byte aligned when used as a frame pointer.
27471 * config/spu/spu-protos.h (spu_init_expanders): Declare.
27472 * config/spu/spu.c (spu_expand_prologue): Set REGNO_POINTER_ALIGN for
27473 HARD_FRAME_POINTER_REGNUM.
27474 (spu_legitimate_address): Use regno_aligned_for_reload.
27475 (regno_aligned_for_load): HARD_FRAME_POINTER_REGNUM is only 16 byte
27476 aligned when frame_pointer_needed is true.
27477 (spu_init_expanders): New. Set alignment of HARD_FRAME_POINTER_REGNUM
27479 * config/spu/spu.h (INIT_EXPANDERS): Define.
27481 Make sure shift and rotate instructions have valid immediate operands.
27482 * config/spu/predicates.md (spu_shift_operand): Remove.
27483 * config/spu/spu.c (print_operand): Add [efghEFGH] modifiers.
27484 * config/spu/constraints.md (W, O): Extend range.
27485 * config/spu/spu.md (umask, nmask): Define.
27486 (ashl<mode>3, ashldi3, ashlti3_imm, shlqbybi_ti, shlqbi_ti, shlqby_ti,
27487 lshr<mode>3, rotm_<mode>, lshr<mode>3_imm, rotqmbybi_<mode>,
27488 rotqmbi_<mode>, rotqmby_<mode>, ashr<mode>3, rotma_<mode>,
27489 rotl<mode>3, rotlti3, rotqbybi_ti, rotqby_ti, rotqbi_ti): Use
27490 spu_nonmem_operand instead of spu_shift_operands. Use new modifiers.
27491 (lshr<mode>3_reg): Fix rtl description.
27493 Make sure mulhisi immediate operands are valid.
27494 * config/spu/predicates.md (imm_K_operand): Add.
27495 * config/spu/spu.md (mulhisi3_imm, umulhisi3_imm): Use imm_K_operand.
27497 Generate constants using fsmbi and andi.
27498 * config/spu/spu.c (enum immediate_class): Add IC_FSMBI2.
27499 (print_operand, spu_split_immediate, classify_immediate,
27500 fsmbi_const_p): Handle IC_FSMBI2.
27502 Correctly handle a CONST_VECTOR containing symbols.
27503 * config/spu/spu.c (print_operand): Handle HIGH correctly.
27504 (spu_split_immediate): Split CONST_VECTORs with -mlarge-mem.
27505 (immediate_load_p): Allow symbols that use 2 instructions to create.
27506 (classify_immediate, spu_builtin_splats): Don't accept a CONST_VECTOR
27507 with symbols when flag_pic is set.
27508 (const_vector_immediate_p): New.
27509 (logical_immediate_p, iohl_immediate_p, arith_immediate_p): Don't
27510 accept a CONST_VECTOR with symbols.
27511 (spu_legitimate_constant_p): Use const_vector_immediate_p. Don't
27512 accept a CONST_VECTOR with symbols when flag_pic is set. Handle HIGH
27514 * config/spu/spu.md (high, low): Delete.
27515 (low_<mode>): Define.
27517 Remove INTRmode and INTR_REGNUM, which didn't work.
27518 * config/spu/spu.c (spu_conditional_register_usage): Remove reference
27520 * config/spu/spu-builtins.md (spu_idisable, spu_ienable, set_intr,
27521 set_intr_pic, set_intr_cc, set_intr_cc_pic, set_intr_return, unnamed
27522 peephole2 pattern): Don't use INTR or 131.
27523 (movintrcc): Delete.
27524 * config/spu/spu.h (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS,
27525 CALL_USED_REGISTERS, REGISTER_NAMES, INTR_REGNUM): Remove INTR_REGNUM.
27526 * config/spu/spu.md (UNSPEC_IDISABLE, UNSPEC_IENABLE): Remove.
27527 (UNSPEC_SET_INTR): Add.
27528 * config/spu/spu-modes.def (INTR): Remove.
27530 More accurate warnings about run-time relocations.
27531 * config/spu/spu.c (reloc_diagnostic): Test in_section.
27533 Correctly warn about immediate arguments to specific intrinsics.
27534 * config/spu/spu.c (spu_check_builtin_parm): Handle CONST_VECTORs.
27535 (spu_expand_builtin_1): Call spu_check_builtin_parm before checking
27536 the instruction predicate.
27538 Fix tree check errors with latest update.
27539 * config/spu/spu.c (expand_builtin_args, spu_expand_builtin_1): Use
27541 (spu_expand_builtin): Use CALL_EXPR_FN.
27543 Add missing specific intrinsics.
27544 * config/spu/spu-builtins.def: Add si_bisled, si_bisledd and
27546 * config/spu/spu_internals.h: Ditto.
27548 Fix incorrect operand modifiers.
27549 * config/spu/spu-builtins.md (spu_mpy, spu_mpyu): Remove use of %H.
27550 * config/spu/spu.md (xor<mode>3): Change %S to %J.
27552 Optimize one case of zero_extend of a vec_select.
27553 * config/spu/spu.md (_vec_extractv8hi_ze): Add.
27555 Accept any immediate for hbr.
27556 * config/spu/spu.md (hbr): Change s constraints to i.
27558 2007-02-21 Paul Brook <paul@codesourcery.com>
27560 * config/arm/arm.c (thumb2_final_prescan_insn): Don't incrememnt
27561 condexec_count when skipping USE and CLOBBER.
27563 2007-02-21 Nick Clifton <nickc@redhat.com>
27565 * common.opt (Warray-bounds): Add Warning attribute.
27566 (Wstrict-overflow, Wstrict-overflow=, Wcoverage-mismatch):
27568 (fsized-zeroes): Add Optimization attribute.
27569 (fsplit-wide-types, ftree-scev-cprop): Likewise.
27570 * c.opt (Wc++0x-compat): Add Warning attribute.
27572 2007-02-21 Ulrich Weigand <uweigand@de.ibm.com>
27574 PR middle-end/30761
27575 * reload1.c (eliminate_regs_in_insn): In the single_set special
27576 case, attempt to re-recognize the insn before falling back to
27577 having reload fix it up.
27579 2007-02-20 Eric Christopher <echristo@gmail.com>
27581 * config/frv/frv.c (frv_read_argument): Take a tree and int argument.
27582 Rewrite accordingly.
27583 (frv_read_iacc_argument): Ditto.
27584 (frv_expand_set_builtin): Take a call instead of arglist, update for
27586 (frv_expand_unop_builtin): Ditto.
27587 (frv_expand_binop_builtin): Ditto.
27588 (frv_expand_cut_builtin): Ditto.
27589 (frv_expand_binopimm_builtin): Ditto.
27590 (frv_expand_voidbinop_builtin): Ditto.
27591 (frv_expand_int_void2arg): Ditto.
27592 (frv_expand_prefetches): Ditto.
27593 (frv_expand_voidtriop_builtin): Ditto.
27594 (frv_expand_voidaccop_builtin): Ditto.
27595 (frv_expand_load_builtin): Ditto.
27596 (frv_expand_store_builtin): Ditto.
27597 (frv_expand_mdpackh_builtin): Ditto.
27598 (frv_expand_mclracc_builtin): Ditto.
27599 (frv_expand_mrdacc_builtin): Ditto.
27600 (frv_expand_mwtacc_builtin): Ditto.
27601 (frv_expand_builtin): Remove usage of CALL_EXPR_ARGS, update
27604 2007-02-20 Janis Johnson <janis187@us.ibm.com>
27606 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcmpb and -mdfp.
27607 * configure.ac (HAVE_GAS_CMPB): Check for assembler support of the
27609 (HAVE_GAS_DFP): Check for assembler support of decimal floating
27610 point instructions.
27611 * configure: Regenerate.
27612 * config.in: Regenerate.
27613 * config/rs6000/rs6000.opt (mcmpb, mdfp): New.
27614 * config/rs6000/rs6000.c (rs6000_override_options): Add CMPB and DFP
27615 masks to power6 and power6x and to POWERPC_MASKS.
27616 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
27618 * config/rs6000/rs6000.h: Check assembler support for CMPB and DFP.
27619 * config/rs6000/sysv4.opt (mprototype): Use variable, not mask.
27620 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
27621 Access PROTOTYPE as variable, not mask.
27623 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
27625 * rtl.h (remove_reg_equal_equiv_notes): New prototype.
27626 * rtlanal.c (remove_reg_equal_equiv_notes): New function.
27627 * combine.c (adjust_for_new_dest): Use it.
27628 * postreload.c (reload_combine): Likewise.
27630 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
27632 * rtlanal.c (find_reg_equal_equiv_note): Do not find REG_EQ*
27633 notes on an insn with multiple sets, even if single_set returns
27634 non-NULL for that insn.
27636 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
27638 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle scalb,
27639 scalbn and scalbln.
27641 2007-02-20 Geoffrey Keating <geoffk@apple.com>
27643 * config/darwin.h (LINK_SPEC): Default -mmacosx-version-min only
27644 if user didn't pass it.
27645 * config/i386/darwin.h (CC1_SPEC): Likewise.
27646 * config/rs6000/darwin.h (CC1_SPEC): Likewise.
27647 (DARWIN_MINVERSION_SPEC): Don't depend on user's setting of
27648 -mmacosx-version-min.
27650 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
27651 Uros Bizjak <ubizjak@gmail.com>
27653 * optabs.h (enum optab_index): Add new OTI_scalb.
27654 (scalb_optab): Define corresponding macro.
27655 * optabs.c (init_optabs): Initialize scalb_optab.
27656 * genopinit.c (optabs): Implement scalb_optab using scalb?f3
27658 * builtins.c (expand_builtin_mathfn_2, expand_builtin): Handle
27659 BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L} and BUILT_IN_SCALBLN{,F,L}.
27660 (expand_builtin): Expand BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L}
27661 and BUILT_IN_SCALBLN{,F,L} using expand_builtin_mathfn_2 if
27662 flag_unsafe_math_optimizations is set.
27664 * config/i386/i386.md (scalbxf3, scalb<mode>3): New expanders
27665 to implement scalbf, scalb and scalbl built-ins as inline x87
27668 2007-02-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
27669 DJ Delorie <dj@redhat.com>
27672 * diagnostic.c (diagnostic_count_diagnostic): Move -Werror logic to...
27673 (diagnostic_report_diagnostic): ... here, and turn them into real
27674 errors. If warnings are inhibited, no need to do anything.
27676 2007-02-20 Uros Bizjak <ubizjak@gmail.com>
27678 * config/i386/i386.md (expm1xf2): Reorder insn sequence for
27679 better code generation.
27681 2007-02-20 Ben Elliston <bje@au.ibm.com>
27683 * config/m68hc11/m68hc11.h (OVERRIDE_OPTIONS): Remove extra ;.
27685 2007-02-20 Kazu Hirata <kazu@codesourcery.com>
27687 * config/alpha/alpha.c, config/alpha/alpha.md,
27688 config/alpha/lib1funcs.asm, config/alpha/vms-crt0-64.c,
27689 config/alpha/vms-psxcrt0-64.c, config/arc/arc.c,
27690 config/arc/arc.h, config/arm/arm.c, config/arm/arm.md,
27691 config/arm/lib1funcs.asm: Follow spelling conventions.
27693 * config/c4x/c4x.md, config/cris/cris.c, config/crx/crx.c,
27694 config/fr30/fr30.md, config/i386/i386.h,
27695 config/iq2000/iq2000.h, config/iq2000/predicates.md,
27696 config/pa/milli64.S, config/pa/pa.c, config/pa/pa.h,
27697 config/pa/pa.md, config/pa/pa32-regs.h, config/pa/pa64-regs.h,
27698 config/pdp11/pdp11.c, config/pdp11/pdp11.h,
27699 config/rs6000/altivec.md, config/rs6000/rs6000.c,
27700 config/s390/s390-modes.def, config/sparc/netbsd-elf.h,
27701 config/sparc/sparc.c, config/sparc/sparc.h,
27702 config/sparc/sparc.md, config/spu/constraints.md,
27703 config/spu/spu.c, config/stormy16/stormy16.md: Follow spelling
27706 2007-02-20 Alan Modra <amodra@bigpond.net.au>
27709 * varasm.c (use_blocks_for_decl_p): Return false for decls with
27712 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
27714 * doc/invoke.texi (-ftree-lrs): Remove.
27716 2007-02-19 Diego Novillo <dnovillo@redhat.com>
27718 * tree-ssa-pre.c (create_value_expr_from): Initialize POOL to
27721 2007-02-19 Lee Millward <lee.millward@codesourcery.com>
27723 * config/ia64/ia64.c (ia64_expand_builtin): Use the
27724 new CALL_EXPR_FN macro for retrieving the function
27725 declaration of the input expression.
27727 2007-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
27729 * c.opt (Waddress): New.
27730 * common.opt (Walways-true): Delete.
27731 (Wstring-literal-comparison): Delete.
27732 * doc/invoke.texi (Warning Options): Delete -Walways-true and
27733 -Wstring-literal-comparison. Add -Waddress.
27735 (Walways-true): Delete.
27736 (Wstring-literal-comparison): Delete.
27737 * doc/extend.texi (#pragma GCC diagnostic): Use -Wformat
27738 consistently instead of -Walways-true in example.
27739 * c-opts.c (c_common_handle_option): -Waddress is enabled by -Wall.
27740 * c-typeck.c (parser_build_binary_op): Replace
27741 -Wstring-literal-comparison and -Walways-true with -Waddress.
27742 * c-common.c (c_common_truthvalue_conversion): Replace -Walways-true
27745 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
27747 * tree-cfg.c (dump_function_to_file): Be prepared for functions
27748 without DECL_STRUCT_FUNCTION initialized.
27750 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
27752 * gimplify.c (gimplify_init_ctor_preeval_1): Detect potential overlap
27753 due to calls to functions taking pointers as parameters.
27755 2007-02-19 Richard Henderson <rth@redhat.com>
27758 * var-tracking.c (track_expr_p): Disallow AGGREGATE_TYPE_P
27761 2007-02-19 Andreas Krebbel <krebbel1@de.ibm.com>
27763 * config/s390/s390.c (s390_call_saved_register_used,
27764 s390_function_ok_for_sibcall): Adjust the way CALL_EXPR arguments are
27765 accessed to the new scheme.
27767 2007-02-19 Jan-Benedict Glaw <jbglaw@lug-owl.de>
27769 * config/cris/cris.c (cris_movem_load_rest_p, cris_store_multiple_op_p)
27770 (cris_print_index, cris_print_operand, cris_print_operand_address)
27771 (cris_reload_address_legitimized, cris_rtx_costs, cris_address_cost)
27772 (cris_side_effect_mode_ok, cris_valid_pic_const, cris_split_movdx)
27773 (cris_expand_pic_call_address): Use xxx_P predicate macros instead of
27774 GET_CODE () == xxx.
27775 * config/cris/cris.h (SECONDARY_RELOAD_CLASS, EXTRA_CONSTRAINT_Q,
27776 EXTRA_CONSTRAINT_T, BDAP_INDEX_P, BIAP_INDEX_P, SIMPLE_ADDRESS_P,
27777 GO_IF_LEGITIMATE_ADDRESS): Ditto.
27778 * config/cris/cris.md (define_insns: *btst, movdi, *mov_side<mode>)
27779 (*mov_sidesisf, *mov_side<mode>_mem, *mov_sidesisf_mem)
27780 (*clear_side<mode>, movsi, *movsi_internal, *ext_sideqihi)
27781 (*ext_side<mode>si, *op_side<mode>, *op_swap_side<mode>, addsi3)
27782 (*extopqihi_side, *extop<mode>si_side, *extopqihi_swap_side)
27783 (*extop<mode>si_swap_side, addi_mul, *addi,andsi3, andhi3, ashl<mode>3)
27784 (uminsi3, call, call_value): Ditto.
27785 (define_split: indir_to_reg_split, unnamed): Ditto.
27787 2007-02-19 Dorit Nuzman <dorit@il.ibm.com>
27789 PR tree-optimization/30975
27790 * tree-vect-trasnform.c (vect_get_vec_def_for_stmt_copy): Remove
27793 2007-02-18 Eric Christopher <echristo@gmail.com>
27795 * mips.c (mips_prepare_builtin_arg): Add argnum parameter.
27796 Remove use of arglist.
27797 (mips_expand_builtin): Remove use of arglist, pass in expr.
27798 (mips_expand_builtin_direct): Rewrite handling for arglist removal.
27799 (mips_expand_builtin_movtf): Ditto.
27800 (mips_expand_builtin_compare): Ditto.
27802 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
27804 * tree-sra.c (sra_build_assignment): Replace assertion
27805 checking with a comment explaining why it can't be done.
27807 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
27809 PR middle-end/30833
27810 * tree-dump.c (dequeue_and_dump): Add tcc_vl_exp case missed
27811 during CALL_EXPR representation conversion.
27812 * tree-ssa-propagate.c (set_rhs): Likewise.
27814 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
27816 * tree-sra.c (sra_build_assignment): Disable assertion checking
27819 2007-02-18 Roger Sayle <roger@eyesopen.com>
27821 * function.c (gimplify_parameters): Call build_gimple_modify_stmt
27822 instead of calling build2 with a GIMPLE_MODIFY_STMT.
27823 * gimple-low.c (lower_function_body, lower_builtin_setjmp):
27825 * gimplify.c (build_stack_save_restore, gimplify_return_expr,
27826 gimplify_decl_expr, gimplify_self_mod_expr, gimplify_cond_expr,
27827 gimplify_init_ctor_eval_range, gimple_push_cleanup,
27828 gimplify_omp_for, gimplify_omp_atomic_pipeline,
27829 gimplify_omp_atomic_mutex, gimplify_expr, gimplify_one_sizepos,
27830 force_gimple_operand): Likewise.
27831 * ipa-cp.c (constant_val_insert): Likewise.
27832 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression,
27833 lambda_loopnest_to_gcc_loopnest, replace_uses_equiv_to_x_with_y,
27834 perfect_nestify): Likewise.
27835 * langhooks.c (lhd_omp_assignment): Likewise.
27836 * omp-low.c (lower_rec_input_clauses, lower_reduction_clauses,
27837 lower_copyprivate_clauses, lower_send_clauses,
27838 lower_send_shared_vars, expand_parallel_call,
27839 expand_omp_for_generic, expand_omp_for_static_nochunk,
27840 expand_omp_for_static_chunk, expand_omp_sections,
27841 lower_omp_single_copy, lower_omp_for_lastprivate,
27842 lower_omp_parallel, init_tmp_var, save_tmp_var): Likewise.
27843 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
27844 tree_mod_subtract, tree_ic, tree_stringop_fixed_value):
27847 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
27849 * config/sh/divtab.c, config/sh/sh.c, config/sh/sh.h,
27850 config/sh/sh.md: Follow spelling conventions.
27852 * config/frv/frv.c, config/frv/frv.h, config/frv/frv.md,
27853 config/frv/predicates.md: Follow spelling conventions.
27855 * config/m68k/linux-unwind.h: Fix a comment typo.
27856 * target.h: Follow spelling conventions.
27858 2007-02-18 Roger Sayle <roger@eyesopen.com>
27860 PR rtl-optimization/28173
27861 * simplify-rtx.c (simplify_binary_operation_1) <IOR>: Optimize
27862 (X & C1) | C2 as C2 when (C1 & C2) == C1 and X has no side-effects.
27863 Optimize (X & C1) | C2 as X | C2 when (C1 | C2) == ~0.
27864 Canonicalize (X & C1) | C2 as (X & (C1 & ~C2)) | C2.
27865 <AND>: Canonicalize (X | C1) & C2 as (X & C2) | (C1 & C2).
27867 2007-02-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
27869 * builtins.c (fold_builtin_load_exponent): New.
27870 (fold_builtin_2): Use it.
27872 2007-02-18 Steven Bosscher <steven@gcc.gnu.org>
27874 PR rtl-optimization/30773
27875 * local-alloc.c (update_equiv_regs): Do not set reg_equiv_init
27876 if we fail to attach a REG_EQUIV note.
27878 2007-02-18 David Edelsohn <edelsohn@gnu.org>
27879 Roger Sayle <roger@eyesopen.com>
27881 * config/rs6000/rs6000.md (bswapsi2): New define_insn and splitter.
27883 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
27885 * calls.c (initialize_argument_information): Pass original EXP
27886 and STRUCT_VALUE_ADDR_VALUE instead of a list of arguments. Move
27887 code to split complex arguments here, as part of initializing the
27889 (expand_call): Remove code that builds a list of arguments and
27890 inserts implicit arguments into it. Instead, just count how many
27891 implicit arguments there will be so we can determine the size of
27892 the ARGS array, and let initialize_argument_information do the work.
27893 (split_complex_values): Delete unused function.
27895 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
27897 * tree-eh.c (tree_could_trap_p): Handle VIEW_CONVERT_EXPR.
27899 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
27901 * calls.c (mem_overlaps_already_clobbered_arg_p): Return true
27902 for arg pointer based indexed addressing.
27904 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
27906 * config/ia64/ia64.h, config/ia64/ia64.md,
27907 config/ia64/predicates.md, config/ia64/sysv4.h: Follow
27908 spelling conventions.
27910 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
27912 * config/m68k/m68k.c (split_di): New.
27913 * config/m68k/m68k-protos.h: Declare split_di.
27914 * config/m68k/m68k.md (extendsidi2*,ashldi3*,ashrdi3*,lshrdi3*):
27915 Improve predicate handling and split constant shifts.
27917 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
27919 * config/m68k/m68k.md (extv,extzv,insv): disable dynamic
27920 parameter for register bitfield operations, general predicates
27923 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
27925 * config/m68k/linux.h (MD_UNWIND_SUPPORT): Define.
27926 * config/m68k/linux-unwind.h: New file.
27928 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
27930 * cfgloop.c, config/alpha/alpha.c, config/bfin/bfin.c,
27931 config/i386/athlon.md, config/ia64/ia64.md,
27932 config/rs6000/rs6000.c, config/s390/s390.c, config/spu/spu.md,
27933 df-problems.c, df.h, fold-const.c, ipa-cp.c, ipa-inline.c,
27934 ipa-prop.h, see.c, struct-equiv.c, tree-inline.c,
27935 tree-ssa-loop-niter.c, tree-vect-analyze.c,
27936 tree-vect-transform.c: Fix comment typos.
27938 2007-02-17 Kazu Hirata <kazu@codesourcery.com>
27940 * sched-deps.c (find_insn_list): Remove.
27941 * sched-int.h: Remove the prototype for find_insn_list.
27943 2007-02-16 Geoffrey Keating <geoffk@apple.com>
27945 * config/darwin.h (LINK_SPEC): Always pass -macosx_version_min
27947 (DARWIN_EXTRA_SPECS): Add %(darwin_minversion).
27948 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Just call
27949 darwin_rs6000_override_options.
27950 (C_COMMON_OVERRIDE_OPTIONS): Expect
27951 darwin_macosx_version_min to be non-NULL always.
27952 (TARGET_C99_FUNCTIONS): Likewise.
27953 (CC1_SPEC): Always pass -mmacosx-version-min to cc1*.
27954 (DARWIN_MINVERSION_SPEC): New.
27955 * config/rs6000/rs6000.c (darwin_rs6000_override_options): New.
27956 * config/i386/darwin.h (CC1_SPEC): Always pass -mmacosx-version-min
27958 (DARWIN_MINVERSION_SPEC): New.
27959 * config/darwin.opt (mmacosx-version-min): Initialize to non-NULL
27961 * config/darwin-c.c (darwin_cpp_builtins): Expect
27962 darwin_macosx_version_min to be non-NULL always.
27964 * config/rs6000/rs6000.c: Clean up trailing whitespace.
27966 2007-02-16 Uros Bizjak <ubizjak@gmail.com>
27968 * config/i386/i386.h (x86_use_xchgb): New.
27969 (TARGET_USE_XCHGB): New macro.
27970 * config/i386/i386.c (x86_use_xchgb): Set for PENT4.
27971 * config/i386/i386.md (*rotlhi3_1 splitter, *rotrhi3_1 splitter):
27972 Split after reload into bswaphi for shifts of 8.
27973 (bswaphi_lowpart): Generate rolw insn for HImode byte swaps.
27974 (*bswaphi_lowpart_1): Generate xchgb for Q registers for TARGET_XCHGB
27975 or when optimizing for size.
27977 2007-02-16 Richard Guenther <rguenther@suse.de>
27978 Christian Bruel <christian.bruel@st.com>
27980 * fold-const.c (tree_swap_operands_p): Treat SSA_NAMEs like
27981 DECLs but prefer SSA_NAMEs over DECLs.
27983 2007-02-16 Richard Guenther <rguenther@suse.de>
27985 * tree-flow-inline.h (single_imm_use_p): Remove.
27986 (zero_imm_uses_p): Likewise.
27987 * tree-ssa-coalesce.c (create_outofssa_var_map): Use has_single_use
27988 instead of single_imm_use_p.
27989 * tree-cfg.c (replace_uses_by): Use has_zero_use instead of
27992 2007-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
27995 * Makefile.in (SYSTEM_HEADER_DIR): Use single quotes to avoid
27996 nested double- and backquotes.
27998 2007-02-15 Roger Sayle <roger@eyesopen.com>
28000 PR middle-end/30391
28001 * tree.c (expr_align): Handle MODIFY_EXPR. GIMPLE_MODIFY_STMT
28002 should be unreachable.
28003 (build2_stat): Allow construction of MODIFY_EXPR at any time.
28004 For the time being redirect GIMPLE_MODIFY_STMT to the new
28005 (renamed) build_gimple_modify_stmt_stat.
28006 (build2_gimple_stat): Rename to...
28007 (build_gimple_modify_stmt_stat): Now longer take a CODE argument.
28008 Always build a GIMPLE_MODIFY_STMT node.
28009 * tree.h (build2_gimple, build2_gimple_stat): Delete.
28010 (build_gimple_modify_stmt, build_gimple_modify_stmt_stat): New
28013 * tree-cfg.c (factor_computed_gotos, tree_merge_blocks,
28014 gimplify_val): Use build_gimple_modify_stmt instead of build2_gimple.
28015 * tree-complex.c (set_component_ssa_name, expand_complex_move,
28016 expand_complex_div_wide): Likewise.
28017 * tree-ssa-dom.c (record_equivalences_from_stmt): Likewise.
28018 * tree-ssa-loop-im.c (schedule_sm): Likewise.
28019 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Likewise.
28020 * tree-ssa-loop-manip.c (create_iv): Likewise.
28021 * tree-ssa-phiopt.c (conditional_replacement, minmax_replacement,
28022 abs_replacement): Likewise.
28023 * tree-ssa-pre.c (create_expression_by_pieces, poolify_modify_stmt,
28024 realify_fake_stores): Likewise.
28026 * builtins.c (std_expand_builtin_va_start): Build a MODIFY_EXPR
28027 node rather than a GIMPLE_MODIFY_STMT node.
28028 (std_gimpify_va_arg_expr, expand_builtin_va_copy,
28029 fold_builtin_memset, fold_builtin_memory_op, do_mpfr_sincos):
28031 (integer_valued_real_p): Handle MODIFY_EXPR, not GIMPLE_MODIFY_STMT.
28032 * expr.c (expand_expr_real_1): Handle both MODIFY_EXPR and
28033 GIMPLE_MODIFY_STMT.
28035 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
28037 PR middle-end/30433
28038 * fold-const.c (fold_comparison): Add back the
28039 folding of constant complex comparisions.
28041 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
28043 PR middle-end/30729
28044 * stmt.c (warn_if_unused_value): VA_ARG_EXPR has side
28045 effects unknown to this function, return early.
28047 2007-02-15 Ian Lance Taylor <iant@google.com>
28049 * lower-subreg.c (move_eh_region_note): New static function.
28050 (resolve_simple_move): Call it.
28051 (decompose_multiword_subregs): Track blocks for which we resolve a
28052 simple move which is also a control flow insn. Pass them to
28053 find_many_sub_basic_blocks.
28054 (pass_lower_subreg): Add TODO_verify_flow.
28055 (pass_lower_subreg2): Likewise.
28057 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
28058 Brooks Moses <brooks.moses@codesourcery.com>
28059 Lee Millward <lee.millward@codesourcery.com>
28061 * tree.h (enum tree_code_class): Add tcc_vl_exp.
28062 (VL_EXP_CLASS_P): New.
28063 (TREE_OPERAND_CHECK): Use TREE_OPERAND_LENGTH instead of
28065 (TREE_OPERAND_CHECK_CODE): Likewise.
28066 (GIMPLE_STMT_OPERAND_CHECK): Likewise.
28067 (TREE_RTL_OPERAND_CHECK): Likewise.
28068 (tree_operand_check_failed): Make second parameter the whole tree
28069 instead of its code. Fixed callers.
28070 (VL_EXP_CHECK): New.
28071 (TREE_OPERAND_LENGTH): New.
28072 (VL_EXP_OPERAND_LENGTH): New.
28073 (CALL_EXPR_FN): New.
28074 (CALL_EXPR_STATIC_CHAIN): New.
28075 (CALL_EXPR_ARGS): New.
28076 (CALL_EXPR_ARG): New.
28077 (call_expr_nargs): New.
28078 (CALL_EXPR_ARGP): New.
28079 (build_nt_call_list): Declare.
28080 (build_vl_exp_stat): Declare.
28081 (build_vl_exp): New.
28082 (build_call_list): Declare.
28083 (build_call_nary): Declare.
28084 (build_call_valist): Declare.
28085 (build_call_array): Declare.
28086 (call_expr_arg): Declare.
28087 (call_expr_argp): Declare.
28088 (call_expr_arglist): Declare.
28089 (fold_build_call_list): Declare.
28090 (fold_build_call_list_initializer): Declare.
28091 (fold_call_expr): Declare to replace fold_builtin.
28092 (fold_builtin_fputs): Update to agree with modified definition.
28093 (fold_builtin_strcpy): Likewise.
28094 (fold_builtin_strncpy): Likewise.
28095 (fold_builtin_memory_chk): Likewise.
28096 (fold_builtin_stxcpy_chk): Likewise.
28097 (fold_builtin_strncpy_chk): Likewise.
28098 (fold_builtin_next_arg): Likewise.
28099 (fold_build_call_expr): Declare.
28100 (fold_builtin_call_list): Declare.
28101 (fold_builtin_call_valist): Declare.
28102 (build_call_expr): Declare.
28103 (validate_arglist): Update to agree with modified definition.
28104 (tree_operand_length): New.
28105 (call_expr_arg_iterator): New.
28106 (init_call_expr_arg_iterator): New.
28107 (next_call_expr_arg): New.
28108 (first_call_expr_arg): New.
28109 (more_call_expr_args_p): New.
28110 (FOR_EACH_CALL_EXPR_ARG): New.
28112 * tree.c (tree_code_class_string): Add entries for tcc_vl_exp
28113 and tcc_gimple_stmt.
28114 (tree_code_size): Update documentation. Use sizeof (tree) rather
28115 than sizeof (char *).
28116 (tree_size): Likewise. Add case for tcc_vl_exp.
28117 (tree_node_structure): Add case for tcc_vl_exp.
28118 (contains_placeholder_p): Likewise.
28119 (substitute_in_expr): Likewise.
28120 (substitute_placeholder_in_expr): Likewise.
28121 (stabilize_reference_1): Likewise.
28122 (build3_stat): Remove logic for CALL_EXPRs. Replace with assertion
28123 to diagnose breakage of this interface for constructing CALL_EXPRs.
28124 (build_nt): Add similar assertion here.
28125 (build_nt_call_list): New.
28126 (simple_cst_equal) <CALL_EXPR>: Rewrite to use new accessors.
28127 (iterative_hash_expr): Use TREE_OPERAND_LENGTH instead of
28129 (get_callee_fndecl): Use new CALL_EXPR accessors.
28130 (tree_operand_check_failed): Change parameters to pass entire node
28131 instead of its code, so that we can call TREE_OPERAND_LENGTH on it.
28132 (process_call_operands): New.
28133 (build_vl_exp_stat): New.
28134 (build_call_list): New.
28135 (build_call_nary): New.
28136 (build_call_valist): New.
28137 (build_call_array): New.
28138 (walk_tree): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
28139 (call_expr_arglist): New.
28141 * tree.def (CALL_EXPR): Change representation of CALL_EXPRs to use
28142 tcc_vl_exp instead of a fixed-size tcc_expression.
28144 * doc/c-tree.texi (CALL_EXPR): Document new representation and
28145 accessors for CALL_EXPRs.
28146 (AGGR_INIT_EXPR): Likewise.
28148 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
28149 Brooks Moses <brooks.moses@codesourcery.com>
28150 Lee Millward <lee.millward@codesourcery.com>
28152 * builtins.c (c_strlen): Return NULL_TREE instead of 0.
28153 (expand_builtin_nonlocal_goto): Change parameter to be entire
28154 CALL_EXPR instead of an arglist. Use new CALL_EXPR accessors.
28155 (expand_builtin_prefetch): Likewise.
28156 (expand_builtin_classify_type): Likewise.
28157 (mathfn_built_in): Return NULL_TREE instead of 0.
28158 (expand_errno_check): Use new CALL_EXPR accessors.
28159 (expand_builtin_mathfn): Use new CALL_EXPR accessors and constructors.
28160 Return NULL_RTX instead of 0.
28161 (expand_builtin_mathfn_2): Likewise.
28162 (expand_builtin_mathfn_3): Likewise.
28163 (expand_builtin_interclass_mathfn): Likewise.
28164 (expand_builtin_sincos): Likewise.
28165 (expand_builtin_cexpi): Likewise.
28166 (expand_builtin_int_roundingfn): Likewise.
28167 (expand_builtin_int_roundingfn_2): Likewise.
28168 (expand_builtin_pow): Likewise.
28169 (expand_builtin_powi): Likewise.
28170 (expand_builtin_strlen): Pass entire CALL_EXPR as parameter instead
28171 of arglist, fixing callers appropriately. Use new CALL_EXPR
28172 accessors and constructors. Return NULL_RTX instead of 0.
28173 (expand_builtin_strstr): Likewise.
28174 (expand_builtin_strchr): Likewise.
28175 (expand_builtin_strrchr): Likewise.
28176 (expand_builtin_strpbrk): Likewise.
28177 (expand_builtin_memcpy): Likewise.
28178 (expand_builtin_mempcpy): Likewise.
28179 (expand_builtin_mempcpy_args): New.
28180 (expand_builtin_memmove): Similarly to expand_builtin_mempcpy.
28181 (expand_builtin_memmove_args): New.
28182 (expand_builtin_bcopy): Similarly to expand_builtin_mempcpy.
28183 (expand_movstr): Likewise.
28184 (expand_builtin_strcpy): Likewise.
28185 (expand_builtin_strcpy_args): New.
28186 (expand_builtin_stpcpy): Similarly to expand_builtin_strcpy.
28187 (expand_builtin_strncpy): Likewise.
28188 (expand_builtin_memset): Likewise.
28189 (expand_builtin_memset_args): New.
28190 (expand_builtin_bzero): Similarly to expand_builtin_memset.
28191 (expand_builtin_memcmp): Likewise.
28192 (expand_builtin_strcmp): Likewise.
28193 (expand_builtin_strncmp): Likewise.
28194 (expand_builtin_strcat): Likewise.
28195 (expand_builtin_strncat): Likewise.
28196 (expand_builtin_strspn): Likewise.
28197 (expand_builtin_strcspn): Likewise.
28198 (expand_builtin_args_info): Likewise.
28199 (expand_builtin_va_start): Likewise.
28200 (gimplify_va_arg_expr): Likewise.
28201 (expand_builtin_va_end): Likewise.
28202 (expand_builtin_va_copy): Likewise.
28203 (expand_builtin_frame_address): Likewise.
28204 (expand_builtin_alloca): Likewise.
28205 (expand_builtin_bswap): Likewise.
28206 (expand_builtin_unop): Likewise.
28207 (expand_builtin_fputs): Likewise.
28208 (expand_builtin_expect): Likewise.
28209 (expand_builtin_fabs): Likewise.
28210 (expand_builtin_copysign): Likewise.
28211 (expand_builtin_printf): Likewise.
28212 (expand_builtin_fprintf): Likewise.
28213 (expand_builtin_sprintf): Likewise.
28214 (expand_builtin_init_trampoline): Likewise.
28215 (expand_builtin_signbit): Likewise.
28216 (expand_builtin_fork_or_exec): Likewise.
28217 (expand_builtin_sync_operation): Likewise.
28218 (expand_builtin_compare_and_swap): Likewise.
28219 (expand_builtin_lock_test_and_set): Likewise.
28220 (expand_builtin_lock_release): Likewise.
28221 (expand_builtin): Likewise.
28222 (builtin_mathfn_code): Likewise.
28224 (fold_builtin_constant_p): Pass call arguments individually instead
28225 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
28226 accessors and constructors. Return NULL_TREE instead of 0.
28227 (fold_builtin_expect): Likewise.
28228 (fold_builtin_classify_type): Likewise.
28229 (fold_builtin_strlen): Likewise.
28230 (fold_builtin_nan): Likewise.
28231 (integer_valued_real_p): Likewise.
28232 (fold_trunc_transparent_mathfn): Likewise.
28233 (fold_fixed_mathfn): Likewise.
28234 (fold_builtin_cabs): Likewise.
28235 (fold_builtin_sqrt): Likewise.
28236 (fold_builtin_cbrt): Likewise.
28237 (fold_builtin_cos): Likewise.
28238 (fold_builtin_cosh): Likewise.
28239 (fold_builtin_tan): Likewise.
28240 (fold_builtin_sincos): Likewise.
28241 (fold_builtin_cexp): Likewise.
28242 (fold_builtin_trunc): Likewise.
28243 (fold_builtin_floor): Likewise.
28244 (fold_builtin_ceil): Likewise.
28245 (fold_builtin_round): Likewise.
28246 (fold_builtin_int_roundingfn): Likewise.
28247 (fold_builtin_bitop): Likewise.
28248 (fold_builtin_bswap): Likewise.
28249 (fold_builtin_logarithm): Likewise.
28250 (fold_builtin_hypot): Likewise.
28251 (fold_builtin_pow): Likewise.
28252 (fold_builtin_powi): Likewise.
28253 (fold_builtin_exponent): Likewise.
28254 (fold_builtin_memset): Likewise.
28255 (fold_builtin_bzero): Likewise.
28256 (fold_builtin_memory_op): Likewise.
28257 (fold_builtin_bcopy): Deleted; call site changed to invoke
28258 fold_builtin_memory_op directly.
28259 (fold_builtin_strcpy): Similarly as for fold_builtin_memory_op.
28260 (fold_builtin_strncpy): Likewise.
28261 (fold_builtin_memcmp): Likewise.
28262 (fold_builtin_strcmp): Likewise.
28263 (fold_builtin_strncmp): Likewise.
28264 (fold_builtin_signbit): Likewise.
28265 (fold_builtin_copysign): Likewise.
28266 (fold_builtin_isascii): Likewise.
28267 (fold_builtin_toascii): Likewise.
28268 (fold_builtin_isdigit): Likewise.
28269 (fold_builtin_fabs): Likewise.
28270 (fold_builtin_abs): Likewise.
28271 (fold_builtin_fmin_fmax): Likewise.
28272 (fold_builtin_carg): Likewise.
28273 (fold_builtin_classify): Likewise.
28274 (fold_builtin_unordered_cmp): Likewise.
28276 (fold_builtin_0, fold_builtin_2, fold_builtin_3, fold_builtin_4):
28277 New functions split out from fold_builtin_1.
28278 (fold_builtin_n): New.
28279 (fold_builtin_varargs): New.
28280 (fold_builtin): Deleted. Most callers changed to use fold_call_expr
28282 (fold_call_expr): New.
28283 (build_function_call_expr): Rewrite to use new helper function.
28284 (fold_builtin_call_list): New.
28285 (build_call_expr): New.
28286 (fold_builtin_call_valist): New.
28287 (rewrite_call_expr): New.
28288 (validate_arg): New.
28289 (validate_arglist): Change parameter to be entire CALL_EXPR instead
28290 of an arglist. Change return type to bool. Use new CALL_EXPR
28293 (fold_builtin_strstr): Pass call arguments individually instead
28294 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
28295 accessors and constructors. Return NULL_TREE instead of 0.
28296 (fold_builtin_strchr): Likewise.
28297 (fold_builtin_strrchr): Likewise.
28298 (fold_builtin_strpbrk): Likewise.
28299 (fold_builtin_strcat): Likewise.
28300 (fold_builtin_strncat): Likewise.
28301 (fold_builtin_strspn): Likewise.
28302 (fold_builtin_strcspn): Likewise.
28303 (fold_builtin_fputs): Likewise.
28304 (fold_builtin_next_arg): Likewise.
28305 (fold_builtin_sprintf): Likewise.
28307 (expand_builtin_object_size): Use new CALL_EXPR accessors. Use
28308 NULL_RTX instead of 0.
28309 (expand_builtin_memory_chk): Likewise.
28310 (maybe_emit_chk_warning): Likewise.
28311 (maybe_emit_sprintf_chk_warning): Likewise.
28313 (fold_builtin_object_size): Pass call arguments individually instead
28314 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
28315 accessors and constructors. Return NULL_TREE instead of 0.
28316 (fold_builtin_memory_chk): Likewise.
28317 (fold_builtin_stxcpy_chk): Likewise.
28318 (fold_builtin_strncpy_chk): Likewise.
28319 (fold_builtin_strcat_chk): Likewise.
28320 (fold_builtin_strcat_chk): Likewise.
28321 (fold_builtin_strncat_chk): Likewise.
28322 (fold_builtin_sprintf_chk): Likewise.
28323 (fold_builtin_snprintf_chk): Likewise.
28324 (fold_builtin_printf): Likewise.
28325 (fold_builtin_vprintf): Likewise.
28327 * fold-const.c (negate_expr_p): Use new CALL_EXPR accessors and
28329 (operand_equal_p): Add separate tcc_vl_exp/CALL_EXPR case.
28330 (make_range): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
28331 (extract_muldiv_1): Add VL_EXP_CLASS_P case.
28332 (fold_mathfn_compare): Use new CALL_EXPR accessors and constructors.
28333 (fold_unary): Likewise.
28334 (fold_binary): Likewise.
28335 (fold_ternary): Remove CALL_EXPR case, since they are no longer
28336 ternary expressions.
28337 (fold): Add logic for tcc_vl_exp.
28338 (fold_checksum_tree): Make it know about tcc_vl_exp. Use
28339 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
28340 (fold_build3_stat): Add assertion to flag broken interface for
28341 constructing CALL_EXPRs.
28342 (fold_build_call_list): New.
28343 (fold_build_call_list_initializer): New.
28344 (tree_expr_nonnegative_p): Use new CALL_EXPR accessors and
28346 (fold_strip_sign_ops): Likewise.
28348 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
28349 Brooks Moses <brooks.moses@codesourcery.com>
28350 Lee Millward <lee.millward@codesourcery.com>
28352 * tree-dump.c (dequeue_and_dump) <CALL_EXPR>: Use new CALL_EXPR
28353 accessors and dump arguments explicitly.
28355 * tree-pretty-print.c (do_niy): Use TREE_OPERAND_LENGTH instead of
28357 (dump_generic_node): Use new CALL_EXPR accessors and walk arguments
28359 (print_call_name): Use new CALL_EXPR accessors.
28361 * print-tree.c (print_node): Add case tcc_vl_exp. Print
28362 CALL_EXPR arguments explicitly instead of as a list. Use
28363 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
28365 * tree-vrp.c (stmt_interesting_for_vrp): Use new CALL_EXPR accessors.
28366 (vrp_visit_stmt): Likewise.
28368 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Make it
28369 know about tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of
28371 (force_move_till_expr): Likewise.
28373 * targhooks.c (default_external_stack_protect_fail): Use
28374 build_call_expr instead of build_function_call_expr.
28375 (default_hidden_stack_protect_fail): Likewise.
28377 * tree-complex.c (expand_complex_libcall): Use build_call_expr to
28380 * cgraphbuild.c (build_cgraph_edges): Use new CALL_EXPR accessors
28381 and walk arguments explicitly.
28383 * tree-ssa-loop-niter.c (simplify_replace_tree): Use
28384 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
28385 (expand_simple_operations): Likewise.
28386 (infer_loop_bounds_from_array): Use new CALL_EXPR accessors.
28388 * gengtype.c (adjust_field_tree_exp): Use TREE_OPERAND_LENGTH instead
28389 of TREE_CODE_LENGTH.
28390 (walk_type): Tweak walking of arrays not to blow up on CALL_EXPRs.
28392 * optabs.c (expand_widen_pattern-expr): Use TREE_OPERAND_LENGTH
28393 instead of TREE_CODE_LENGTH.
28395 * value_prof.c (tree_ic): Use new CALL_EXPR accessors.
28396 (tree_ic_transform): Likewise.
28397 (interesting_stringop_to_profile_p): Pass entire CALL_EXPR as
28398 parameter instead of arglist. Fix callers.
28399 (tree_stringop_fixed_value): Use new CALL_EXPR accessors.
28400 (tree_stringops_transform): Likewise.
28401 (tree_indirect_call_to_profile): Likewise.
28402 (tree_stringops_values_to_profile): Likewise.
28404 * tree-tailcall.c (find_tail_calls): Use new CALL_EXPR iterator.
28405 (eliminate_tail_call): Likewise.
28407 * ipa-cp.c (ipcp_update_callgraph): Use new CALL_EXPR accessors.
28409 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
28410 Use TREE_OPERAND_LENGTH and generalize to handle any number of
28412 (instantiate_parameters_1): Can't handle tcc_vl_exp here.
28414 * omp-low.c (build_omp_barrier): Use build_call_expr.
28415 (lower_rec_input_clauses): Likewise.
28416 (lower_reduction_clauses): Likewise.
28417 (expand_parallel_call): Likewise.
28418 (maybe_catch_exception): Likewise.
28419 (expand_omp_for_generic): Likewise.
28420 (expand_omp_for_static_nochunk): Likewise.
28421 (expand_omp_sections): Likewise.
28422 (lower_omp_single_simple): Likewise.
28423 (lower_omp_single_copy): Likewise.
28424 (lower_omp_master): Likewise.
28425 (lower_omp_ordered): Likewise.
28426 (lower_omp_critical): Likewise.
28428 * ipa-reference.c (check-call): Use new CALL_EXPR iterator.
28429 (scan_for_static_refs): Create tcc_vl_exp case for CALL_EXPR.
28431 * tree-gimple.c (is_gimple_call_addr): Fix doc.
28432 (recalculate_side_effects): Use TREE_OPERAND_LENGTH instead of
28433 TREE_CODE_LENGTH. Add tcc_vl_exp case.
28435 * tree-chrec.c (chrec_contains_symbols): Use TREE_OPERAND_LENGTH
28436 and generalize to handle any number of operands.
28437 (chrec_contains_undetermined): Likewise.
28438 (tree_contains_chrecs): Likewise.
28439 (evolution_function_is_invariant_rec_p): Use TREE_OPERAND_LENGTH.
28441 * cgraphunit.c (update_call_expr): Use new CALL_EXPR accessors.
28443 * tree-ssa-ccp.c (ccp_fold): Use new CALL_EXPR accessors. Use
28444 fold_call_expr instead of fold_builtin.
28445 (ccp_fold_builtin): Likewise. Update calls into builtins.c to
28446 match declarations there.
28447 (fold_stmt): Use new CALL_EXPR constructor and accessors. Doc
28450 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Use
28451 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
28453 * ipa-pure-const.c (check_call): Use new CALL_EXPR accessors.
28454 (scan_function): Add case tcc_vl_exp for CALL_EXPR.
28456 * tree-stdarg.c (execute_optimize_stdarg): Use new CALL_EXPR
28459 * tree-ssa-math-opts.c (execute_cse_sincos_1): Use build_call_expr.
28460 (execute_cse_sincos): Use new CALL_EXPR accessors.
28462 * tree-ssa-alias.c (find_used_portions): Use new CALL_EXPR iterator.
28464 * gimple-low.c (lower_function_body): Use build_call_expr.
28465 (lower_builtin_setjmp): Likewise.
28467 * expr.c (emit_block_move_via_libcall): Use build_call_expr.
28468 (set_storage_via_libcall): Likewise.
28469 (safe_from_p): Add tcc_vl_exp case. Use TREE_OPERAND_LENGTH
28470 instead of TREE_CODE_LENGTH.
28471 (expand_expr_real_1): Use new CALL_EXPR accessors.
28473 * tree-browser.c (store_child_info): Use TREE_OPERAND_LENGTH and
28474 generalize to handle any number of operands.
28475 (TB_parent_eq): Likewise.
28477 * predict.c (expr_expected_value): Use new CALL_EXPR accessors.
28478 (strip_builtin_expect): Likewise.
28480 * function.c (gimplify_parameters): Use build_call_expr.
28482 * tree-vectorizer.c (vect_is_simple_reduction): Use
28483 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
28485 * ipa-type-escape.c (check_call): Use new CALL_EXPR iterators.
28486 (scan_for_refs): Add case tcc_vl_exp for CALL_EXPR.
28488 * tree-data-ref.c (get_references_in_stmt): Use new CALL_EXPR
28491 * gimplify.c (build_stack_save_restore): Use build_call_expr.
28492 (gimplify_decl_expr): Likewise.
28493 (gimplify_call_expr): Use fold_call_expr instead of fold_builtin.
28494 Use new CALL_EXPR iterators.
28495 (gimplify_modify_expr_to_memcpy): Use build_call_expr.
28496 (gimplify_modify_expr_to_memset): Likewise.
28497 (gimplify_variable_sized_compare): Likewise.
28498 (gimplify_omp_atomic_fetch_op): Likewise.
28499 (gimplify_omp_atomic_pipeline): Likewise.
28500 (gimplify_omp_atomic_mutex): Likewise.
28501 (gimplify_function_tree): Likewise.
28503 * calls.c (alloca_call_p): Use new CALL_EXPR accessors.
28504 (call_expr_flags): Likewise.
28505 (expand_call): Likewise.
28507 * except.c (expand_builtin_eh_return_data_regno): Pass entire
28508 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
28511 * coverage.c (create_coverage): Use build_call_expr.
28513 * tree-ssa-pre.c (expression_node_pool, list_node_pool): Delete.
28514 (temp_call_expr_obstack): New.
28515 (pool_copy_list): Delete.
28516 (temp_copy_call_expr): New.
28517 (phi_translate): Add case tcc_vl_exp for CALL_EXPR. Use new
28518 CALL_EXPR accessors. Get rid of special goo for copying argument
28519 lists and use temp_copy_call_expr instead.
28520 (valid_in_sets): Add case tcc_vl_exp for CALL_EXPR. Use new
28521 CALL_EXPR accessors.
28522 (create_expression_by_pieces): Likewise. Use build_call_array
28523 to construct the result instead of fold_build3.
28524 (create_value_expr_from): Add tcc_vl_exp. Delete special goo for
28525 dealing with argument lists.
28526 (init_pre): Remove references to expression_node_pool and
28527 list_node_pool. Init temp_call_expr_obstack instead.
28528 (fini_pre): Remove references to expression_node_pool and
28531 * tree-sra.c (sra_walk_call_expr): Use new CALL_EXPR accessors
28532 and walk arguments explicitly instead of as a list.
28534 * tree-mudflap.c (mf_build_check_statement_for): Use build_call_expr.
28535 (mx_register_decls): Likewise.
28536 (mudflap_register_call): Likewise.
28537 (mudflap_finish_file): Likewise.
28539 * ipa-prop.c (ipa_callsite_compute_count): Use new CALL_EXPR accessors.
28540 (ipa_callsite_compute_param): Likewise.
28542 * tree-vect-patterns.c (vect_recog_pow_pattern): Use new CALL_EXPR
28543 accessors and constructor.
28545 * tree-nested.c (convert_nl_goto_reference): Use new CALL_EXPR
28546 accessors and constructor.
28547 (convert_tramp_reference): Likewise.
28548 (convert_call_expr): Likewise.
28549 (finalize_nesting_tree_1): Likewise.
28551 * tree-ssa.c (tree_ssa_useless_type_conversion): Use new CALL_EXPR
28554 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Use build_call_expr.
28556 * tree-inline.c (initialize_inlined_parameters): Pass entire
28557 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
28559 (estimate_num_insns_1): Use new CALL_EXPR accessors.
28560 (expand_call_inline): Tidy up call to initialize_inlined_parameters.
28562 * tree-vect-transform.c (vect_create_epilog_for_reduction): Use
28563 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
28564 (vectorizable_reduction): Likewise.
28565 (vectorizable_call): Use new CALL_EXPR iterators.
28566 (vectorizable_conversion): Use build_call_expr.
28567 (vectorizable_operation): Use TREE_OPERAND_LENGTH.
28568 (vect_gen_widened_results_half): Use build_call_expr.
28569 (vect_setup_realignment): Likewise.
28570 (vectorizable_live_operation): Use TREE_OPERAND_LENGTH.
28572 * tree-object-size.c (alloc_object_size): Use new CALL_EXPR accessors.
28573 (pass_through_call): Likewise.
28574 (compute_object_sizes): Likewise. Use fold_call_expr instead of
28577 * tree-profile.c (tree_gen_interval_profiler): Use build_call_expr.
28578 (tree_gen_pow2_profiler): Likewise.
28579 (tree_gen_one_value_profiler): Likewise.
28580 (tree_gen_ic_func_profiler): Likewise.
28581 (tree_gen_average_profiler): Likewise.
28582 (tree_gen_ior_profiler): Likewise.
28584 * tree-ssa-structalias.c (get_constraint_for): Add case tcc_vl_exp.
28585 (find_func_aliases): Use new CALL_EXPR accessors. Add case
28586 tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
28588 * tree-ssa-reassoc.c (get_rank): Use TREE_OPERAND_LENGTH instead
28589 of TREE_CODE_LENGTH.
28591 * stmt.c (warn_if_unused_value): Use TREE_OPERAND_LENGTH instead
28592 of TREE_CODE_LENGTH.
28594 * convert.c (convert_to_real): Use new CALL_EXPR accessors and
28596 (convert_to_integer): Likewise.
28598 * tree-ssa-operands.c (get_call_expr_operands): Use new CALL_EXPR
28601 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
28602 Brooks Moses <brooks.moses@codesourcery.com>
28603 Lee Millward <lee.millward@codesourcery.com>
28605 * config/alpha/alpha.c (alpha_expand_builtin): Use new CALL_EXPR
28607 * config/frv/frv.c (frv_expand_builtin): Likewise.
28608 * config/s390/s390.c (s390_expand_builtin): Likewise.
28610 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use build_call_expr.
28611 (sparc_expand_builtin): Use new CALL_EXPR accessors.
28613 * config/i386/i386.c (ix86_function_ok_for_sibcall): Likewise.
28614 (ix86_expand_binop_builtin): Pass entire CALL_EXPR as parameter
28615 instead of arglist. Use new CALL_EXPR accessors on it. Fix callers.
28616 (ix86_expand_store_builtin): Likewise.
28617 (ix86_expand_unop_builtin): Likewise.
28618 (ix86_expand_unop1_builtin): Likewise.
28619 (ix86_expand_sse_compare): Likewise.
28620 (ix86_expand_sse_comi): Likewise.
28621 (ix86_expand_vec_init_builtin): Likewise.
28622 (ix86_expand_vec_ext_builtin): Likewise.
28623 (ix86_expand_vec_set_builtin): Likewise.
28624 (ix86_expand_builtin): Use new CALL_EXPR accessors.
28626 * config/sh/sh.c (sh_expand_builtin): Use new CALL_EXPR accessors.
28627 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
28629 * config/iq2000/iq2000.c (expand_one_builtin): Pass entire CALL_EXPR
28630 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
28631 (iq2000_expand_builtin): Use new CALL_EXPR accessors.
28633 * config/rs6000/rs6000-c.c (altivec_build_resolved_builtin): Use
28635 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
28636 (rs6000_expand_unop_builtin): Pass entire CALL_EXPR instead of
28637 arglist. Use new CALL_EXPR accessors. Fix callers.
28638 (altivec_expand_abs_builtin): Likewise.
28639 (rs6000_expand_binop_builtin): Likewise.
28640 (altivec_expand_predicate_builtin): Likewise.
28641 (altivec_expand_lv_builtin): Likewise.
28642 (spe_expand_stv_builtin): Likewise.
28643 (altivec_expand_stv_builtin): Likewise.
28644 (rs6000_expand_ternop_builtin): Likewise.
28645 (altivec_expand_ld_builtin): Use new CALL_EXPR accessors.
28646 (altivec_expand_st_builtin): Likewise.
28647 (altivec_expand_dst_builtin): Likewise.
28648 (altivec_expand_vec_init_builtin): Pass entire CALL_EXPR instead of
28649 arglist. Use new CALL_EXPR accessors. Fix callers.
28650 (altivec_expand_vec_set_builtin): Likewise.
28651 (altivec_expand_vec_ext_builtin): Likewise.
28652 (altivec_expand_builtin): Use new CALL_EXPR accessors.
28653 (spe_expand_builtin): Likewise.
28654 (spe_expand_predicate_builtin): Pass entire CALL_EXPR instead of
28655 arglist. Use new CALL_EXPR accessors. Fix callers.
28656 (spe_expand_evsel_builtin): Likewise.
28657 (rs6000_expand_builtin): Use new CALL_EXPR accessors. VCFUX and
28658 FCFSX cases must construct whole new CALL_EXPR, not just arglist.
28660 * config/arm/arm.c (arm_expand_binop_builtin): Pass entire CALL_EXPR
28661 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
28662 (arm_expand_unop_builtin): Likewise.
28663 (arm_expand_builtin): Use new CALL_EXPR accessors.
28665 * config/mips/mips.c (mips_expand_builtin): Use new CALL_EXPR
28668 * config/bfin/bfin.c (bfin_expand_binop_builtin): Pass entire
28669 CALL_EXPR instead of arglist. Use new CALL_EXPR accessors.
28671 (bfin_expand_unop_builtin): Likewise.
28672 (bfin_expand_builtin): Use new CALL_EXPR accessors.
28674 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
28675 Brooks Moses <brooks.moses@codesourcery.com>
28676 Lee Millward <lee.millward@codesourcery.com>
28678 * c-semantics.c (build_stmt): Add internal diagnostic check.
28680 * c-pretty-print.c (pp_c_postfix_expression): Use new CALL_EXPR
28681 accessors. Print arguments explicitly instead of as a list.
28683 * c-typeck.c (build_function_call): Use new CALL_EXPR constructors.
28685 * c-omp.c (c_finish_omp_barrier): Use build_call_expr.
28686 (c_finish_omp_flish): Likewise.
28688 * c-common.c (verify_tree): Use new CALL_EXPR accessors. Traverse
28689 arguments explicitly instead of as a list. Use TREE_OPERAND_LENGTH
28690 instead of TREE_CODE_LENGTH.
28691 (check_function_arguments_recurse): Use new CALL_EXPR accessors.
28692 (c_warn_unused_result): Likewise.
28694 2007-02-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
28697 * doc/invoke.texi (Warning Options): Remove
28698 -Werror-implicit-function-declaration.
28699 (Wimplicit-function-declaration): Update description.
28700 * opts.c (common_handle_option): Move handling of -Werror=* to...
28701 (enable_warning_as_error): ...here.
28702 * opts.h (enable_warning_as_error): Declare.
28703 * c-decl.c (implicit_decl_warning): Unless
28704 -Wno-implicit-function-declaration is given, emit a pedwarn if
28705 -std=c99 or emit a warning if -Wimplicit-function-declaration.
28706 * c.opt (Wimplicit-function-declaration): Replace
28707 mesg_implicit_function_declaration with
28708 warn_implicit_function_declaration.
28709 * c-opts.c (c_common_handle_option):
28710 -Werror-implicit-function-declaration is exactly equal as
28711 -Werror=implicit-function-declaration.
28712 (set_Wimplicit): Replace mesg_implicit_function_declaration with
28713 warn_implicit_function_declaration.
28714 (c_common_post_options): -Wimplict-function-declaration is enabled
28715 by default by -std=c99, otherwise is disabled by default.
28716 * c-objc-common.c (c_objc_common_init): Remove flawed logic.
28718 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
28720 * gimplify.c (gimplify_modify_expr): During gimplification, attach a
28721 DECL on the rhs to a DECL on the lhs for debug info purposes if the
28722 former is ignored but not the latter.
28724 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
28726 * expr.c (expand_expr_real_1) <normal_inner_ref>: If a temporary
28727 is made and the reference doesn't use the alias set of its type,
28728 do not create the temporary using that type.
28730 2007-02-15 Aldy Hernandez <aldyh@redhat.com>
28732 * jump.c: Remove prototypes for delete_computation and
28733 delete_prior_computation.
28735 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
28737 * jump.c (get_label_after): Delete.
28738 (get_label_before, delete_computation, delete_jump,
28739 delete_prior_computation, follow_jumps): Move...
28740 * reorg.c (delete_computation, delete_prior_computation): ... here...
28741 (get_label_before, delete_jump): ... making these static ...
28742 (follow_jumps): ... and simplifying this since it only runs after
28744 * rtl.h (get_label_after, get_label_before, delete_jump,
28745 follow_jumps): Delete prototypes.
28747 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
28749 * caller-save.c (save_call_clobbered_regs): Do not process sibcalls.
28751 2007-02-15 Nick Clifton <nickc@redhat.com>
28753 * varasm.c (default_asm_output_anchor): Prepend * to . symbol in
28754 order to prevent it from being munged by the target.
28756 2007-02-15 Uros Bizjak <ubizjak@gmail.com>
28758 * config/i386/i386.md: Remove misleading comment.
28760 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
28762 * config/frv/frv.md (reload_incc, reload_outcc, reload_incc_uns,
28763 reload_outcc_uns, reload_incc_nz, reload_outcc_nz): Remove
28766 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
28768 * tree-sra.c (instantiate_missing_elements): Canonicalize
28770 (sra_build_assignment): New.
28771 (generate_copy_inout, generate_element_copy,
28772 generate_element_zero, generate_one_element_init): Use it.
28774 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
28776 * tree-sra.c (instantiate_missing_elements): Canonicalize
28778 (sra_build_assignment): New.
28779 (generate_copy_inout, generate_element_copy,
28780 generate_element_zero, generate_one_element_init): Use it.
28782 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
28784 * dwarf2out.c (dwarf2out_finish): Accept namespaces as context of
28787 2007-02-14 Joseph Myers <joseph@codesourcery.com>
28789 * emit-rtl.c (set_mem_attributes_minus_bitpos): Treat complex
28790 types as aggregates not scalars.
28791 * function.c (assign_stack_temp_for_type): Likewise.
28793 2007-02-14 Roger Sayle <roger@eyesopen.com>
28794 Zdenek Dvorak <dvorakz@suse.cz>
28796 * tree-dump.c (dump_switch_p_1): Require exact match of the option
28799 2007-02-14 Zdenek Dvorak <dvorakz@suse.cz>
28801 * passes.c (next_pass_1): Clear the next field of the copied
28804 2007-02-14 Richard Henderson <rth@redhat.com>
28806 * tree-sra.c (early_sra): New.
28807 (decl_can_be_decomposed_p): Deny va_list if early_sra.
28808 (tree_sra_early, pass_sra_early): New.
28809 * tree-pass.h (pass_sra_early): Declare.
28810 * passes.c (init_optimization_passes): Use it.
28812 2007-02-14 Richard Guenther <rguenther@suse.de>
28814 * flags.h (issue_strict_overflow_warning): Convert to a macro.
28816 2007-02-14 Dorit Nuzman <dorit@il.ibm.com>
28818 PR tree-optimization/30771
28819 * tree-vect-analyze.c (vect_determine_vectorization_factor): Traverse
28821 (vect_analyze_operations): Induction phis can now be marked as
28823 (vect_mark_stmts_to_be_vectorized): No special treatment for phis.
28824 Update documentation accordingly.
28826 2007-02-14 Nick Clifton <nickc@redhat.com>
28828 * builtin-types.def (DEF_FUNCTION_TYPE_x): Do not imply that at
28829 most 3 arguments are supported.
28830 (DEF_FUNCTION_TYPE_VAR_5): Fix typo in its description.
28832 2007-02-13 Seongbae Park <seongbae.park@gmail.com>
28834 * bitmap.c (bitmap_and, bitmap_and_compl, bitmap_xor):
28835 Ensure dst->current is valid.
28837 2007-02-13 Paul Brook <paul@codesourcery.com>
28839 * config.gcc: Add arm*-*-uclinux-*eabi.
28840 * config/arm/uclinux-elf.h (TARGET_OS_CPP_BUILTINS): Define.
28841 (SUBTARGET_EXTRA_LINK_SPEC): Define.
28842 (STARTFILE_SPEC, ENDFILE_SPEC): Remove broken -shared handling.
28843 (LINK_GCC_C_SEQUENCE_SPEC): Undef.
28844 (LINK_SPEC): Define.
28845 (LIB_SPEC): Define.
28846 * config/arm/arm.c (arm_override_options): Use r9 as EABI PIC
28848 * config/arm/uclinux-eabi.h: New file.
28849 * config/arm/linux-eabi.h (WCHAR_TYPE): Remove.
28850 * config/arm/linux-gas.h (WCHAR_TYPE): Use unsigned long on AAPCS
28853 2007-02-13 Ian Lance Taylor <iant@google.com>
28855 * common.opt: Add Wstrict-overflow and Wstrict-overflow=.
28856 * flags.h (warn_strict_overflow): Declare.
28857 (enum warn_strict_overflow_code): Define.
28858 (issue_strict_overflow_warning): New static inline function.
28859 * opts.c (warn_strict_overflow): New variable.
28860 (common_handle_option): Handle OPT_Wstrict_overflow and
28861 OPT_Wstrict_overflow_.
28862 * c-opts.c (c_common_handle_option): Set warn_strict_overflow for
28864 * fold-const.c: Include intl.h.
28865 (fold_deferring_overflow_warnings): New static variable.
28866 (fold_deferred_overflow_warning): New static variable.
28867 (fold_deferred_overflow_code): New static variable.
28868 (fold_defer_overflow_warnings): New function.
28869 (fold_undefer_overflow_warnings): New function.
28870 (fold_undefer_and_ignore_overflow_warnings): New function.
28871 (fold_deferring_overflow_warnings_p): New function.
28872 (fold_overflow_warning): New static function.
28873 (make_range): Add strict_overflow_p parameter. Change all
28875 (extract_muldiv, extract_muldiv_1): Likewise.
28876 (fold_unary) [ABS_EXPR]: Check ABS_EXPR before calling
28877 tree_expr_nonnegative_p.
28878 (fold_negate_expr): Call fold_overflow_warning.
28879 (fold_range_test): Likewise.
28880 (fold_comparison): Likewise.
28881 (fold_binary): Likewise. Call tree_expr_nonnegative_warnv_p
28882 instead of tree_expr_nonnegative_p.
28883 (tree_expr_nonnegative_warnv_p): Rename from
28884 tree_expr_nonnegative_p, add strict_overflow_p parameter.
28885 (tree_expr_nonnegative_p): New function.
28886 (tree_expr_nonzero_warnv_p): Rename from tree_expr_nonzero_p, add
28887 strict_overflow_p parameter.
28888 (tree_expr_nonzero_p): New function.
28889 * passes.c (verify_interpass_invariants): New static function.
28890 (execute_one_pass): Call it.
28891 * tree-ssa-loop-niter.c (expand_simple_operations): Ignore fold
28893 (number_of_iterations_exit, loop_niter_by_eval): Likewise.
28894 (estimate_numbers_of_iterations): Likewise.
28895 (scev_probably_wraps_p): Likewise.
28896 * tree-ssa-ccp.c: Include "toplev.h".
28897 (evaluate_stmt): Defer fold overflow warnings until we know we are
28899 (struct fold_stmt_r_data): Add stmt field.
28900 (fold_stmt_r): Defer fold overflow warnings until we know we
28902 (fold_stmt): Initialize stmt field of fold_stmt_r_data.
28903 (fold_stmt_inplace): Likewise.
28904 * tree-cfgcleanup.c: Include "toplev.h" rather than "errors.h".
28905 (cleanup_control_expr_graph): Defer fold overflow warnings until
28906 we know we are going to optimize.
28907 * tree-cfg.c (fold_cond_expr_cond): Likewise.
28908 * tree-ssa-threadedge.c (simplify_control_stmt_condition):
28910 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
28911 tree_expr_nonnegative_warnv_p instead of tree_expr_nonnegative_p.
28912 * tree-ssa-loop-manip.c (create_iv): Likewise.
28913 * c-typeck.c (build_conditional_expr): Likewise.
28914 (build_binary_op): Likewise.
28915 * tree-vrp.c (vrp_expr_computes_nonzero): Call
28916 tree_expr_nonzero_warnv_p instead of tree_expr_nonzero_p.
28917 (extract_range_from_unary_expr): Likewise.
28918 * simplify-rtx.c (simplify_const_relational_operation): Warn when
28919 assuming that signed overflow does not occur.
28920 * c-common.c (pointer_int_sum): Ignore fold overflow warnings.
28921 * tree.h (tree_expr_nonnegative_warnv_p): Declare.
28922 (fold_defer_overflow_warnings): Declare.
28923 (fold_undefer_overflow_warnings): Declare.
28924 (fold_undefer_and_ignore_overflow_warnings): Declare.
28925 (fold_deferring_overflow_warnings_p): Declare.
28926 (tree_expr_nonzero_warnv_p): Declare.
28927 * doc/invoke.texi (Option Summary): Add -Wstrict-overflow to list
28928 of warning options.
28929 (Warning Options): Document -Wstrict-overflow.
28930 * Makefile.in (tree-ssa-threadedge.o): Depend on toplev.h.
28931 (tree-ssa-ccp.o): Likewise.
28932 (tree-cfgcleanup.o): Change errors.h dependency to toplev.h.
28933 (fold-const.o): Depend on intl.h.
28935 2007-02-13 Ian Lance Taylor <iant@google.com>
28937 PR middle-end/30751
28938 * lower-subreg.c (resolve_simple_move): Decompose subregs in
28941 2007-02-13 Stuart Hastings <stuart@apple.com>
28943 * config/i386/i386.md (fixuns_truncdfhi2): Require SSE2.
28945 2007-02-13 Richard Henderson <rth@redhat.com>
28947 * config/alpha/alpha.c (alpha_stdarg_optimize_hook): Strip
28948 handled_component_p before looking for the indirect_ref.
28950 2007-02-13 Richard Henderson <rth@redhat.com>
28952 * config/i386/i386.md (bswapsi_1): Rename from bswapsi2,
28953 remove flags clobber.
28954 (bswapsi2): New expander, emit code for !TARGET_BSWAP.
28955 (bswaphi_lowpart): New.
28956 (bswapdi2): Rename from bswapdi2_rex, remove flags clobber,
28957 remove TARGET_BSWAP test. Delete expander of the same name.
28959 * optabs.c (widen_bswap, expand_doubleword_bswap): New.
28960 (expand_unop): Use them.
28962 2007-02-13 Uros Bizjak <ubizjak@gmail.com>
28964 * config/i386/i386.md (cmpdi_ccno_1_rex64, *cmpsi_ccno_1,
28965 *cmphi_ccno_1, *cmpqi_ccno_1, *movsi_xor, *movstricthi_xor,
28966 *movstrictqi_xor, *movdi_xor_rex64, *ashldi3_1_rex64,
28967 *ashldi3_cmp_rex64, *ashldi3_cconly_rex64, ashlsi3, *ashlsi3_1_zext,
28968 *ashlsi3_cmp, *ashlsi3_cconly, *ashlsi3_cmp_zext, *ashlhi3_1_lea,
28969 *ashlhi3_1, *ashlhi3_cmp, *ashlhi3_cconly, *ashlqi3_1_lea,
28970 *ashlqi3_1, *ashlqi3_cmp, *ashlqi3_cconly): Remove equivalent
28971 assembler dialect choice from asm templates.
28973 2007-02-12 Richard Henderson <rth@redhat.com>
28975 * config/i386/i386.md (fixuns_trunc<SSEMODEF>si_1): New insn.
28976 (fixuns_trunc<SSEMODEF>si2): Use it.
28977 * config/i386/sse.md (vec_setv4sf_0): Export.
28978 * config/i386/i386.c (ix86_build_const_vector): Export.
28979 (ix86_split_convert_uns_si_sse): Rename from
28980 ix86_expand_convert_uns_si_sse and rewrite as a splitter.
28981 * config/i386/i386-protos.h: Update.
28983 2007-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
28986 * c-typeck.c (c_finish_return): Improve warning message.
28988 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
28990 * alias.c (find_symbolic_term): Delete unused function.
28992 2007-02-12 Uros Bizjak <ubizjak@gmail.com>
28994 * config/i386/i386.md (paritydi2, paritysi2): New expanders.
28995 (paritydi2_cmp, paritydi2_cmp): New insn and split patterns.
28996 (*parityhi2_cmp, *parityqi2_cmp): New insn patterns.
28998 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
29000 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
29001 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
29002 the function, temporarily point the debug interface to the null one.
29004 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
29006 * dwarf2out.c (round_up_to_align): New static function.
29007 (field_byte_offset): Use it to round the offset.
29009 2007-02-12 Richard Henderson <rth@redhat.com>
29011 * config/alpha/alpha.md (bswapsi2, bswapdi2): New.
29012 (inswl_const): Export.
29014 2007-02-12 Richard Henderson <rth@redhat.com>
29016 * calls.c (emit_library_call_value_1): If PROMOTE_MODE modifed the
29017 result mode of the libcall, convert back to outmode.
29019 2007-02-12 Roger Sayle <roger@eyesopen.com>
29021 * config/i386/i386.md (*bswapdi2_rex): Renamed from bswapdi2.
29022 (bswapdi2): New define_expand to implement 32-bit implementation.
29024 2007-02-12 Nick Clifton <nickc@redhat.com>
29026 * doc/invoke.texi (Overall Options): Document --help=.
29027 * gcc.c (target_help_flag): Rename to print_subprocess_flag.
29028 (cc1_options): Pass --help= on to cc1.
29029 (display_help): Add description of --help=.
29030 (process_command): Add code to handle --help=. Allow translated
29031 --help and --target-help switches to be passed on to compiler
29033 (main): Remove unused if statement.
29034 * opts.c (columns): Remove.
29035 (LEFT_COLUMN): Define.
29036 (wrap_help): Add columns argument.
29037 (print_filtered_help): Change parameters to be an include bitmask,
29038 an exclude bitmask, an any bitmask and the column width. Move the
29039 code to display the params list here. Add code to display the
29040 status of options rather than their descriptions if the quiet flag
29042 (print_specific_help): Change parameters to be an include bitmask,
29043 an exclude bitmask and an any bitmask. Move code to look up the
29044 column width here. Decide upon the title for an options listing.
29045 (common_handle_options): Add code to handle --help=. Adapt code
29046 for --help and --target-help to use the revised form of the
29047 print_specific_help function.
29048 (print_help): Delete.
29049 (print_param_help): Delete.
29050 (print_switch): Delete.
29051 * opts.h (cl_lang_count): Add prototype.
29052 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_MIN_OPTION_CLASS,
29053 CL_MAX_OPTION_CLASS): New defines.
29054 * optc-gen.awk: Add construction of cl_lang_count.
29055 * c.opt: Add Warning attribute to warning options and Optimization
29056 attribute to optimization options.
29057 * common.opt: Likewise.
29059 Add -fhelp and -ftarget-help as aliases for the transformed --help
29060 and --target-help options.
29061 * opt-functions.awk: Add code to handle Warning and Optimization
29064 2007-02-12 Richard Henderson <rth@redhat.com>
29066 * config/alpha/constraints.md: New file.
29067 * config/alpha/alpha.c: Include tm-constrs.h.
29068 (alpha_const_ok_for_letter_p, alpha_const_double_ok_for_letter_p,
29069 alpha_extra_constraint): Remove.
29070 (alpha_emit_conditional_branch): Use satisfies_constraint_*.
29071 * config/alpha/alpha-protos.h: Update.
29072 * config/alpha/alpha.h (REG_CLASS_FROM_LETTER): Remove.
29073 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Remove.
29074 (EXTRA_CONSTRAINT): Remove.
29075 * config/alpha/alpha.md: Include constraints.md.
29076 (adddi splitter): Use satisfies_constraint_*.
29077 * config/alpha/predicates.md (add_operand): Likewise.
29078 (sext_add_operand, addition_operation): Likewise.
29080 2007-02-12 Dorit Nuzman <dorit@il.ibm.com>
29082 PR tree-optimization/29145
29083 * tree-data-ref.c (base_addr_differ_p): Make us more conservative
29084 in our handling of restrict qualified pointers.
29086 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
29089 * doc/invoke.texi (Wunused-value): Update description.
29090 (Wextra): Delete item.
29091 * opts.c (set_Wextra): Don't use the value of Wextra to set the
29092 value of Wunused-value.
29093 * c-typeck.c (c_process_expr_stmt): Don't check extra_warnings.
29094 (c_finish_stmt_expr): Don't check extra_warnings.
29095 (emit_side_effect_warnings): The caller is responsible to check
29098 2007-02-11 Roger Sayle <roger@eyesopen.com>
29099 Matt Thomas <matt@3am-software.com>
29101 * simplify-rtx.c (simplify_relational_operation_1): Correct typo.
29103 2007-02-11 Roger Sayle <roger@eyesopen.com>
29105 * simplify-rtx.c (simplify_relational_operation_1): Optimize
29106 comparisons of POPCOUNT against zero.
29107 (simplify_const_relational_operation): Likewise.
29109 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
29111 * doc/invoke.texi (Wextra): Delete outdated paragraph.
29113 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
29115 * dwarf2out.c (root_type): Delete unused function.
29117 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
29119 * genattrtab.c (contained_in_p): Delete unused function.
29120 (write_expr_attr_cache): Likewise.
29122 2007-02-11 Jan Hubicka <jh@suse.cz>
29124 * ipa-inline.c (cgraph_edge_badness): Add "else" missing in the
29127 2007-02-11 Steven Bosscher <steven@gcc.gnu.org>
29129 * fwprop.c (try_fwprop_subst): Use set_unique_reg_note
29130 to add the REG_EQ* note.
29131 * see.c (see_merge_one_use_extension): Likewise.
29132 * local-alloc.c (update_equiv_regs): Likewise. Also don't
29133 turn REG_EQUAL notes into REG_EQUIV notes if the target
29134 register may have more than one set.
29135 * function.c (assign_parm_setup_reg): Use set_unique_reg_note.
29136 * gcse.c (try_replace_reg): Likewise.
29137 * alias.c (init_alias_analysis): Use find_reg_equal_equiv_note.
29138 * calls.c (fixup_tail_calls): Likewise. Abort if there is
29139 more than one REG_EQUIV note.
29140 * reload1.c (gen_reload): Use set_unique_reg_note.
29142 2007-02-11 Uros Bizjak <ubizjak@gmail.com>
29144 * config/i386/i386.c (TARGET_VECTORIZE_BUILTIN_CONVERSION): Define.
29145 (ix86_builtin_conversion): New function.
29147 2007-02-06 Mark Mitchell <mark@codesourcery.com>
29150 * tree.h (DECL_REPLACEABLE_P): New macro.
29151 * except.c (set_nothrow_function_flags): Likewise.
29153 2007-02-11 Tehila Meyzels <tehila@il.ibm.com>
29154 Ira Rosen <irar@il.ibm.com>
29155 Dorit Nuzman <dorit@il.ibm.com>
29157 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): New target hook.
29158 * targhooks.c (default_builtin_vectorized_conversion): New.
29159 * targhooks.h (default_builtin_vectorized_function): New declaration.
29160 * target.h (struct vectorize): Add builtin_conversion field.
29161 * tree-vectorizer.h (type_conversion_vec_info_type): New enum
29162 stmt_vec_info_type value.
29163 (vectorizable_conversion): New declaration.
29164 * tree-vect-analyze.c (vect_analyze_operations): Add
29165 vectorizable_conversion call.
29166 * target-def.h (TARGET_VECTORIZE_BUILTIN_CONVERSION): New.
29167 * tree-vect-transform.c (vectorizable_conversion): New function.
29168 (vect_transform_stmt): Add case for type_conversion_vec_info_type.
29169 * tree-vect-generic.c (expand_vector_operations_1): Consider correct
29171 * config/rs6000/rs6000.c (rs6000_builtin_conversion): New.
29172 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Defined.
29173 (rs6000_expand_builtin): Add handling a case of ALTIVEC_BUILTIN_VCFUX
29174 or ALTIVEC_BUILTIN_VCFSX.
29176 2007-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
29179 * pa.md (movdf): For 64-bit target, fail if operand 1 is a non-zero
29180 CONST_DOUBLE and operand 0 is a hard register.
29181 (movdi): For 64-bit target, remove code to force CONST_DOUBLE to
29182 memory. Fail if operand 1 is a non-zero CONST_INT and operand 0
29183 is a hard floating-point register.
29185 2007-02-10 Richard Henderson <rth@redhat.com>
29186 Jakub Jelinek <jakub@redhat.com>
29187 Alexandre Oliva <aoliva@redhat.com>
29189 * Makefile.in (libgcc-support, libgcc.mvars): Add emutls.c.
29190 * builtin-types.def (BT_WORD): Make unsigned.
29191 (BT_FN_VOID_PTR_WORD_WORD_PTR): New.
29192 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS): New.
29193 (BUILT_IN_EMUTLS_REGISTER_COMMON): New.
29194 * c-decl.c (grokdeclarator): Don't error if !have_tls.
29195 * c-parser.c (c_parser_omp_threadprivate): Likewise.
29196 * dwarf2out.c (loc_descriptor_from_tree_1): Don't do anything for
29198 * expr.c (emutls_var_address): New.
29199 (expand_expr_real_1): Expand emulated tls.
29200 (expand_expr_addr_expr_1): Likewise.
29201 * libgcc-std.ver: Add __emutls_get_address, __emutls_register_common.
29202 * output.h (emutls_finish): Declare.
29203 * toplev.c (compile_file): Call it.
29204 * tree-ssa-address.c (gen_addr_rtx): Check for const-ness of the
29205 address before wrapping in CONST.
29206 * varasm.c (emutls_htab, emutls_object_type): New.
29207 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): New.
29208 (get_emutls_object_name, get_emutls_object_type): New.
29209 (get_emutls_init_templ_addr, emutls_decl): New.
29210 (emutls_common_1, emutls_finish): New.
29211 (assemble_variable): When emulating tls, swap decls; generate
29212 constructor for the emutls objects.
29213 (do_assemble_alias): When emulating tls, swap decl and target name.
29214 (default_encode_section_info): Don't add SYMBOL_FLAG_TLS_SHIFT
29216 * varpool.c (decide_is_variable_needed): Look at force_output.
29217 Recurse for emulated tls.
29218 (cgraph_varpool_remove_unreferenced_decls): Remove checks redundant
29219 with decide_is_variable_needed.
29220 * emutls.c: New file.
29221 * config/sparc/sol2.h (ASM_DECLARE_OBJECT_NAME): Only emit
29222 tls_object for real tls.
29224 2007-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
29226 PR rtl-optimization/29599
29227 * reload1.c (eliminate_regs_in_insn): Take the destination
29228 mode into account when computing the offset.
29230 2007-02-09 Stuart Hastings <stuart@apple.com>
29231 Richard Henderson <rth@redhat.com>
29233 * config/i386/i386.h (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
29234 * config/i386/darwin.h: (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
29235 * config/i386/i386.md (fixuns_trunc<mode>si2, fixuns_truncsfhi2,
29236 fixuns_truncdfhi2): New.
29237 (fix_truncsfdi_sse): Call ix86_expand_convert_sign_didf_sse.
29238 (floatunsdidf2): Call ix86_expand_convert_uns_didf_sse.
29239 (floatunssisf2): Add call to ix86_expand_convert_uns_sisf_sse.
29240 (floatunssidf2): Allow nonimmediate source.
29241 * config/i386/sse.md (movdi_to_sse): New.
29242 (vec_concatv2di): Drop '*'.
29243 * config/i386/i386-protos.h (ix86_expand_convert_uns_si_sse,
29244 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
29245 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse):
29247 * config/i386/i386.c (ix86_expand_convert_uns_si_sse,
29248 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
29249 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse,
29250 ix86_build_const_vector, ix86_expand_vector_init_one_nonzero): New.
29251 (ix86_build_signbit_mask): Fix decl of v, refactor to call
29252 ix86_build_const_vector.
29253 (x86_emit_floatuns): Rewrite.
29255 2007-02-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
29257 * genautomata.c (longest_path_length): Delete unused function.
29258 (struct state): Delete unused longest_path_length.
29259 (UNDEFINED_LONGEST_PATH_LENGTH): Delete unused macro.
29260 (get_free_state): Delete unused.
29262 2007-02-09 Jan Hubicka <jh@suse.cz>
29264 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 30.
29265 * doc/invoke.texi (inline-unit-growth): Update default value.
29267 * Makefile.in (passes.o, ipa-inline.o): Add dependencies.
29268 * cgraphbuild.c (build_cgraph_edges): Compute frequencies.
29269 (rebuild_cgraph_edges): Likewise.
29270 * cgraph.c (cgraph_set_call_stmt): Add new argument frequency.
29271 (dump_cgraph_node): Dump frequencies.
29272 (cgraph_clone_edge): Add frequency scales.
29273 (cgraph_clone_node): Add freuqnecy.
29274 * cgraph.h (cgraph_edge): Add freuqnecy argument.
29275 (CGRAPH_FREQ_BASE, CGRAPH_FREQ_MAX): New constants.
29276 (cgraph_create_edge, cgraph_clone_edge, cgraph_clone_node): Update.
29277 * tree-pass.h (TODO_rebuild_frequencies): New constant.
29278 * cgraphunit.c (verify_cgraph_node): Verify frequencies.
29279 (cgraph_copy_node_for_versioning): Update call of cgraph_clone_edge.
29280 (save_inline_function_body): Likewise.
29281 * ipa-inline.c: inluce rtl.h
29282 (cgraph_clone_inlined_nods): Update call of cgraph_clone_node.
29283 (cgraph_edge_badness): Use frequencies.
29284 (cgraph_decide_recursive_inlining): Update clonning.
29285 (cgraph_decide_inlining_of_small_function): Dump frequency.
29286 * predict.c (estimate_bb_frequencies): Export.
29287 * predict.h (estimate_bb_frequencies): Declare.
29288 * tree-inline.c (copy_bb): Watch overflows.
29289 (expand_call_inline): Update call of cgraph_create_edge.
29290 (optimize_inline_calls): Use TODO flags to update frequnecies.
29291 * passes.h: Include predict.h
29292 (init_optimization_passes): Move profile ahead.
29293 (execute_function_todo): Handle TODO_rebuild_frequencies.
29295 2007-02-09 Roger Sayle <roger@eyesopen.com>
29297 * config/alpha/alpha.c (emit_insxl): Force the first operand of
29298 the insbl or inswl pattern into a register.
29300 2007-02-09 Roger Sayle <roger@eyesopen.com>
29302 * config/ia64/ia64.md (bswapdi2): New define_insn.
29304 2007-02-09 Richard Henderson <rth@redhat.com>
29306 * config/i386/constraints.md (Ym): New constraint.
29307 * config/i386/i386.md (movsi_1): Change Y2 to Yi constraints.
29308 (movdi_1_rex64): Split sse and xmm general register moves from
29309 memory move alternatives. Use conditional register constraints.
29310 (movsf_1, movdf_integer): Likewise.
29311 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
29312 (movdf_integer_rex64): New.
29313 (pushsf_rex64): Fix output constraints.
29314 * config/i386/sse.md (sse2_loadld): Split rm alternative, use Yi.
29315 (sse2_stored): Likewise.
29316 (sse2_storeq_rex64): New.
29317 * config/i386/i386.c (x86_inter_unit_moves): Enable for not
29318 amd and not generic.
29319 (ix86_secondary_memory_needed): Don't bypass TARGET_INTER_UNIT_MOVES
29320 for optimize_size. Remove SF/DFmode hack.
29322 2007-02-09 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
29324 * config/i386/driver-i386.c: Turn on -mtune=native for AMDFAM10.
29327 2007-02-09 Nathan Sidwell <nathan@codesourcery.com>
29328 Richard Sandiford <richard@codesourcery.com>
29330 * config.gcc (m68010-*-netbsdelf*, m68k*-*-netbsdelf*)
29331 (m68k*-*-openbsd*, m68k-*-linux*): Set default_cf_cpu.
29332 (m68k-*-aout*, m68k-*-coff*, m68k-*-uclinux*, m68k-*-rtems*): Add
29333 m68k/t-mlib to tmake_file.
29334 (m68020-*-elf*, m68k-*-elf*): Likewise. Add t-m68kbare as well.
29335 (m68k*-*-*): Use --with-arch to pick a default for --with-cpu.
29336 (m680[012]0-*-*, m68k*-*-*): Add support for --with-arch.
29337 Allow it to be cf or m68k. Set m68k_arch_family. If that
29338 variable is not empty, add t-$m68k_arch_family to tmake_file.
29339 Add t-mlibs to tmake_file.
29340 * doc/install.texi: Document --with-arch=m68k and --with-arch=cf.
29341 * config/m68k/t-cf: New file.
29342 * config/m68k/t-m68k: Likewise.
29343 * config/m68k/t-mlibs: Likewise.
29344 * config/m68k/t-m68kbare (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
29345 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
29346 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
29347 * config/m68k/t-m68kelf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
29348 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS, LIBGCC, INSTALL_LIBGCC):
29350 * config/m68k/t-openbsd (MULTILIB_OPTIONS, LIBGCC): Delete.
29351 (INSTALL_LIBGCC): Delete.
29352 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
29353 * config/m68k/t-rtems (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
29354 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
29355 (M68K_MLIB_CPU): Define.
29356 * config/m68k/t-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
29357 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
29358 (M68K_MLIB_CPU, M68K_MLIB_OPTIONS, M68K_MLIB_DIRNAMES): Define.
29360 2007-02-09 Zdenek Dvorak <dvorakz@suse.cz>
29361 Richard Guenther <rguenther@suse.de>
29363 PR middle-end/23361
29364 * fold-const.c (fold_comparison): Handle obfuscated comparisons
29365 against INT_MIN/INT_MAX.
29366 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Print to dump
29367 file if a loop is removed.
29369 2007-02-09 Joseph Myers <joseph@codesourcery.com>
29371 * calls.c (store_one_arg): Pass correct alignment to
29372 emit_push_insn for non-BLKmode values.
29373 * expr.c (emit_push_insn): If STRICT_ALIGNMENT, copy to an
29374 unaligned stack slot via a suitably aligned slot.
29376 2007-02-08 DJ Delorie <dj@redhat.com>
29378 * config/m32c/m32c.c (m32c_unpend_compare): Add default to silence
29380 (legal_subregs): Use unsigned char, make const.
29381 (m32c_illegal_subreg_p): Use ARRAY_SIZE. Delete unused variables.
29383 2007-02-08 Paul Brook <paul@codesourcery.com>
29385 * config/arm/lib1funcs.asm (RETLDM): Pop directly into PC when no
29386 special interworking needed.
29388 2007-02-08 Harsha Jagasia <harsha.jagasia@amd.com>
29390 * config/i386/xmmintrin.h: Make inclusion of emmintrin.h
29391 conditional to __SSE2__.
29392 (Entries below should have been added to first ChangeLog
29393 entry for amdfam10 dated 2007-02-05)
29394 * config/i386/emmintrin.h: Generate #error if __SSE2__ is not
29396 * config/i386/pmmintrin.h: Generate #error if __SSE3__ is not
29398 * config/i386/tmmintrin.h: Generate #error if __SSSE3__ is not
29401 2007-02-08 DJ Delorie <dj@redhat.com>
29403 * config/m32c/m32c-protos.h (m32c_illegal_subreg_p): New.
29404 * config/m32c/m32c.c (legal_subregs): New.
29405 (m32c_illegal_subreg_p): New.
29406 * config/m32c/predicates.md (m32c_any_operand): Use it to reject
29407 unsupported subregs of hard regs.
29409 2007-02-08 Jan Hubicka <jh@suse.cz>
29411 * tree-cfg.c (bsi_replace): Shortcut when replacing the statement with
29412 the same one; always update histograms.
29414 2007-02-08 Diego Novillo <dnovillo@redhat.com>
29416 * passes.c (init_optimization_passes): Tidy comment.
29418 2007-02-08 Roger Sayle <roger@eyesopen.com>
29420 * simplify-rtx.c (simplify_unary_operation_1) <POPCOUNT>: We can
29421 strip zero_extend, bswap and rotates from POCOUNT's argument.
29422 <PARITY>: Likewise, we can strip not, bswap, sign_extend,
29423 zero_extend and rotates from PARITY's argument.
29424 <BSWAP>: A byte-swap followed by a byte-swap is an identity.
29425 (simplify_const_unary_operation) <BSWAP>: Evaluate the byte-swap
29426 of an integer constant at compile-time.
29428 2007-02-08 Diego Novillo <dnovillo@redhat.com>
29431 * tree-flow.h (struct var_ann_d): Remove field 'is_used'.
29433 * tree-ssa-alias.c (compute_is_aliased): Remove. Update all
29436 * tree-ssa-live.c (remove_unused_locals): Do not remove
29437 TREE_ADDRESSABLE variables.
29438 * tree-ssa-structalias.c (compute_points_to_sets): Tidy.
29439 * tree-ssa-operands.c (add_virtual_operand): Remove argument
29440 FOR_CLOBBER. Update all users.
29441 If VAR has an associated alias set, add a virtual operand for
29442 it if no alias is found to conflict with the memory reference.
29444 2007-02-07 Jan Hubicka <jh@suse.cz>
29445 Robert Kidd <rkidd@crhc.uiuc.edu>
29447 * value-prof.c (visit_hist, free_hist): Return 1 instead of 0.
29449 2007-02-07 Ian Lance Taylor <iant@google.com>
29451 * lower-subreg.c (simple_move): Reject PARTIAL_INT modes.
29453 2007-02-07 Roger Sayle <roger@eyesopen.com>
29455 * config/rs6000/rs6000.md (ctz<mode>2, ffs<mode>2, popcount<mode>2,
29456 parity<mode>2, smulsi3_highpart, abstf2_internal, allocate_stack,
29457 tablejumpdi, movsi_to_cr_one): Remove constraints from
29458 define_expand's match_operands.
29460 2007-02-07 Roger Sayle <roger@eyesopen.com>
29462 * global.c (compute_regsets): Move declatation of "i" inside of
29463 #ifdef ELIMINABLE_REGS to avoid unused variable bootstrap failure.
29465 2007-02-07 Jakub Jelinek <jakub@redhat.com>
29468 * gimplify.c (gimplify_scan_omp_clauses): Remove special casing
29469 of INDIRECT_REF <RESULT_DECL>.
29471 * config/i386/i386.c (override_options): Set PTA_SSSE3 for core2.
29473 2007-02-06 J"orn Rennecke <joern.rennecke@arc.com>
29474 Kaz Kojima <kkojima@gcc.gnu.org>
29477 * config/sh/sh.c (expand_cbranchdi4): Use scratch register
29479 (sh_initialize_trampoline): Add parentheses to avoid a warning.
29481 2007-02-06 Zdenek Dvorak <dvorakz@suse.cz>
29483 * doc/loop.texi: Document possibility not to perform disambiguation
29484 of loops with multiple latches.
29485 * cfgloopmanip.c (alp_enum_p): Removed.
29486 (add_loop): Handle subloops. Use get_loop_body_with_size.
29487 (create_preheader): Do not allow ENTRY_BLOCK_PTR to be preheader.
29488 * cfghooks.c (redirect_edge_and_branch_force): Set dominator for
29489 the new forwarder block.
29490 (make_forwarder_block): Only call new_bb_cbk if it is not NULL.
29491 Handle the case latch is NULL.
29492 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Avoid cfg
29493 modifications when marking loop exits.
29494 * ifcvt.c (if_convert): Ditto. Mark loop exits even if cfg cannot
29496 * loop-init.c (loop_optimizer_init): Do not modify cfg. Call
29497 disambiguate_loops_with_multiple_latches.
29498 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Calculate dominators
29499 before fix_loop_structure.
29500 * cfgloop.c: Include pointer-set.h and output.h.
29501 (canonicalize_loop_headers, HEADER_BLOCK, LATCH_EDGE,
29502 update_latch_info, mfb_keep_just, mfb_keep_nonlatch): Removed.
29503 (get_loop_latch_edges, find_subloop_latch_edge_by_profile,
29504 find_subloop_latch_edge_by_ivs, find_subloop_latch_edge,
29505 mfb_redirect_edges_in_set, form_subloop, merge_latch_edges,
29506 disambiguate_multiple_latches, get_loop_body_with_size,
29507 disambiguate_loops_with_multiple_latches): New functions.
29508 (flow_loop_dump): Dump multiple latch edges.
29509 (flow_loop_nodes_find): Handle loops with multiple latches.
29510 (flow_loops_find): Ditto. Do not call canonicalize_loop_headers.
29511 (glb_enum_p): Modified.
29512 (get_loop_body): Use get_loop_body_with_size.
29513 * cfgloop.h (LOOPS_HAVE_RECORDED_EXITS): New flag.
29514 (AVOID_CFG_MODIFICATIONS): New constant.
29515 (disambiguate_loops_with_multiple_latches, add_loop,
29516 get_loop_body_with_size): Declare.
29517 * Makefile.in (cfgloop.o): Add pointer-set.h and output.h.
29519 2007-02-06 Seongbae Park <seongbae.park@gmail.com>
29521 PR inline-asm/28686
29522 * global.c (compute_regsets): New function.
29523 (global_alloc): Refactored ELIMINABLE_REGSET
29524 and NO_GLOBAL_ALLOC_REGS computation out.
29525 (rest_of_handle_global_alloc): Call compute_regsets()
29526 for non-optimizing case.
29528 2007-02-06 Richard Henderson <rth@redhat.com>
29530 * config/i386/constraints.md (Y2): Rename from Y.
29531 (Yi): New constraint.
29532 * config/i386/i386.md (movsi_1, movdi_2, pushdf_nointeger,
29533 pushdf_integer, movdf_nointeger, movdf_integer, zero_extendsidi2_32,
29534 zero_extendsidi2_rex64, truncxfdf2_mixed): Change Y constraints to Y2.
29535 (extendsfdf2_mixed, extendsfdf2_sse, truncdfsf_fast_mixed,
29536 truncdfsf_fast_sse, truncdfsf_mixed, fix_truncdfdi_sse,
29537 fix_truncdfsi_sse, floatsidf2_mixed, floatsidf2_sse,
29538 floatdidf2_mixed, floatdidf2_sse, absnegdf2_mixed,
29539 absnegdf2_sse, sse_setccdf, fop_df_comm_mixed, fop_df_comm_sse,
29540 fop_df_1_mixed, fop_df_1_sse): Change Y constraints to x.
29541 * config/i386/mmx.md (mov<MMXMODEI>_internal_rex64,
29542 mov<MMXMODEI>_internal, movv2sf_internal_rex64, movv2sf_internal,
29543 vec_extractv2si_1): Change Y constraints to Y2.
29544 * config/i386/sse.md (vec_setv4sf_0, vec_concatv2df, vec_dupv4si,
29545 vec_dupv2di, sse2_concatv2si, vec_concatv4si_1, vec_concatv2di):
29546 Change Y constraints to Y2.
29547 (sse2_loadld): Change Y constraints to x.
29549 2007-02-06 Roger Sayle <roger@eyesopen.com>
29551 * config/rs6000/rs6000.md (popcount<mode>2): Rewrite.
29552 (parity<mode>2): New define_expand using rs6000_emit_parity.
29553 * config/rs6000/rs6000.c (rs6000_emit_popcount,
29554 rs6000_emit_parity): New functions.
29555 * config/rs6000/rs6000-protos.h (rs6000_emit_popcount,
29556 rs6000_emit_parity): Prototype here.
29558 2007-02-06 Ian Lance Taylor <iant@google.com>
29560 * lower-subreg.c (simple_move_operand): Reject CONST.
29561 (resolve_clobber): Call validate_change rather than directly
29562 assigning to XEXP (pat, 0).
29564 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
29566 * Makefile.in (tree-ssa-loop-ivopts.o): Add pointer-set.h dependency.
29567 (tree-ssa-reassoc.o): Add pointer-set.h dependency.
29568 (tree-cfg.o): Remove hashtab.h dependency.
29570 * tree-ssa-loop-ivopts.c: Include pointer-set.h.
29571 (struct ivopts_data): Change niters to pointer_map_t.
29572 (struct nfe_cache_elt, nfe_hash, nfe_eq): Delete.
29573 (niter_for_exit): Create pointer_map on demand. Change for
29575 (tree_ssa_iv_optimize_init): Initialize data->niters to NULL.
29576 (free_loop_data): Destroy data->niters if created and reset field.
29577 (tree_ssa_iv_optimize_finalize): Don't delete data->niters here.
29578 (tree_ssa_iv_optimize_loop): Check for presence of stale data.
29580 * tree-ssa-reassoc.c: Include pointer-set.h.
29581 (bb_rank): Change to long *.
29582 (operand_rank): Change to pointer_map_t.
29583 (find_operand_rank): Return long, -1 if not found. Declare as inline.
29584 (insert_operand_rank): Accept long.
29585 (operand_entry_hash, operand_entry_eq): Remove.
29586 (get_rank): Return long. Adjust for changes above.
29587 (init_reassoc): Change rank type to long. Adjust creation of bb_rank
29589 (fini_reassoc): Delete operand_rank with pointer_map_destroy.
29591 * tree-ssa-structalias.c (vi_for_tree): Change to pointer_map.
29592 (struct tree_vi, tree_vi_t, tree_vi_hash, tree_vi_eq): Delete.
29593 (insert_vi_for_tree): Rewrite for pointer_map API. Assert argument
29595 (lookup_vi_for_tree): Rewrite for pointer_map API. Return varinfo_t
29596 directly since it cannot be NULL.
29597 (get_vi_for_tree): Rewrite for pointer_map API.
29598 (find_what_p_points_to): Adjust for change to lookup_vi_for_tree.
29599 (init_alias_vars): Create vi_for_tree as pointer_map.
29600 (delete_points_to_sets): Delete vi_for_tree using pointer_map_destroy.
29602 * tree-cfg.c: Don't include hashtab.h.
29603 (edge_to_cases): Declare as pointer_map.
29604 (struct edge_to_cases_elt, edge_to_cases_hash, edge_to_cases_eq):
29606 (edge_to_cases_cleanup): Rewrite as pointer_map_traverse callback.
29607 (start_recording_case_labels): Create edge_to_cases as pointer_map.
29608 (end_recoding_case_labels): Cleanup edge_to_cases manually before
29610 (record_switch_edge): Delete.
29611 (get_cases_for_edge): Adjust for pointer_map API, inline
29612 record_switch_edge (rewritten for new API), remove goto.
29614 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
29616 * Makefile.in (tree-nested.o): Add pointer-set.h dependency.
29617 * tree-nested.c: Include pointer-set.h.
29618 (var_map_elt, var_map_eq, var_map_hash): Delete.
29619 (struct nesting_info): Remove GTY marker. Change the two htab_t's
29620 to pointer_map_t's.
29621 (nesting_info_bitmap_obstack): New.
29622 (lookup_field_for_decl): Adjust for pointer_map API.
29623 (lookup_tramp_for_decl): Adjust for pointer_map API.
29624 (get_nonlocal_debug_decl): Adjust for pointer_map API.
29625 (get_local_debug_decl): Adjust for pointer_map API.
29626 (convert_nl_goto_reference): Adjust for pointer_map API.
29627 (convert_nl_goto_receiver): Adjust for pointer_map API.
29628 (create_nesting_tree): Create outside GGC space. Create bitmap on
29629 the new obstack. Create field_map and var_map as pointer_maps.
29630 (free_nesting_tree): Adjust for changes to create_nesting_tree.
29632 (lower_nested_functions): Move root here, no need to NULL it.
29633 Initialize and release the obstack.
29635 2007-02-06 Paolo Bonzini <bonzini@gnu.org>
29637 * tree.c (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p):
29638 Remove prototypes and make them non-static.
29639 (struct tree_int_map): Remove.
29640 * tree.h (struct tree_int_map): Move here, turning TO into an
29642 (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p): Declare.
29644 * tree.h (TREE_COMPLEXITY): Remove.
29645 (struct tree_exp): Remove complexity field.
29646 * tree.c (build1_stat): Don't set it.
29648 2007-02-06 Dorit Nuzman <dorit@il.ibm.com>
29649 Victor Kaplansky <victork@il.ibm.com>
29651 * tree-vectorizer.c (vect_is_simple_use): Support induction.
29652 (vect_is_simple_reduction): Support reduction with induction as
29653 one of the operands.
29654 (vect_is_simple_iv_evolution): Fix formatting.
29655 * tree-vect-analyze.c (vect_mark_stmts_to_be_vectorized): Fix
29656 formatting. Don't mark induction phis for vectorization.
29657 (vect_analyze_scalar_cycles): Analyze all inductions, then reductions.
29658 * tree-vect-transform.c (get_initial_def_for_induction): New function.
29659 (vect_get_vec_def_for_operand): Support induction.
29660 (vect_get_vec_def_for_stmt_copy): Fix formatting and add check for
29662 (vectorizable_reduction): Support reduction with induction as one of
29664 (vectorizable_type_demotion): Use def-type of stmt argument rather
29665 than dummy def-type.
29667 * tree-ssa-loop.c (gate_scev_const_prop): Return the value of
29668 flag_tree_scev_cprop.
29669 * common.opt (tree-scev-cprop): New flag.
29671 * tree-vect-transform.c (vect_create_destination_var): Use 'kind' in
29672 call to vect_get_new_vect_var.
29674 2007-02-06 Ira Rosen <irar@il.ibm.com>
29676 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Check that
29677 vectype is not NULL.
29678 (vect_pattern_recog_1): Likewise.
29680 2007-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
29682 * fold-const.c (negate_expr_p): Handle CONJ_EXPR.
29683 (fold_negate_expr): Likewise.
29685 2007-02-05 Alexandre Oliva <aoliva@redhat.com>
29688 * dwarf2out.c (modified_type_die): Follow DECL_ORIGINAL_TYPE
29689 even if cv-qualification is the same.
29691 2007-02-05 Geoffrey Keating <geoffk@apple.com>
29693 * config/rs6000/darwin-tramp.asm (__trampoline_setup): Call
29694 __enable_execute_stack on completion.
29696 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
29698 * config/i386/athlon.md (athlon_fldxf_k8, athlon_fld_k8,
29699 athlon_fstxf_k8, athlon_fst_k8, athlon_fist, athlon_fmov,
29700 athlon_fadd_load, athlon_fadd_load_k8, athlon_fadd, athlon_fmul,
29701 athlon_fmul_load, athlon_fmul_load_k8, athlon_fsgn,
29702 athlon_fdiv_load, athlon_fdiv_load_k8, athlon_fdiv_k8,
29703 athlon_fpspc_load, athlon_fpspc, athlon_fcmov_load,
29704 athlon_fcmov_load_k8, athlon_fcmov_k8, athlon_fcomi_load_k8,
29705 athlon_fcomi, athlon_fcom_load_k8, athlon_fcom): Added amdfam10.
29707 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
29709 * config/i386/i386.md (x86_sahf_1, cmpfp_i_mixed, cmpfp_i_sse,
29710 cmpfp_i_i387, cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387,
29711 swapsi, swaphi_1, swapqi_1, swapdi_rex64, fix_truncsfdi_sse,
29712 fix_truncdfdi_sse, fix_truncsfsi_sse, fix_truncdfsi_sse,
29713 x86_fldcw_1, floatsisf2_mixed, floatsisf2_sse, floatdisf2_mixed,
29714 floatdisf2_sse, floatsidf2_mixed, floatsidf2_sse,
29715 floatdidf2_mixed, floatdidf2_sse, muldi3_1_rex64, mulsi3_1,
29716 mulsi3_1_zext, mulhi3_1, mulqi3_1, umulqihi3_1, mulqihi3_insn,
29717 umulditi3_insn, umulsidi3_insn, mulditi3_insn, mulsidi3_insn,
29718 umuldi3_highpart_rex64, umulsi3_highpart_insn,
29719 umulsi3_highpart_zext, smuldi3_highpart_rex64,
29720 smulsi3_highpart_insn, smulsi3_highpart_zext, x86_64_shld,
29721 x86_shld_1, x86_64_shrd, sqrtsf2_mixed, sqrtsf2_sse,
29722 sqrtsf2_i387, sqrtdf2_mixed, sqrtdf2_sse, sqrtdf2_i387,
29723 sqrtextendsfdf2_i387, sqrtxf2, sqrtextendsfxf2_i387,
29724 sqrtextenddfxf2_i387): Added amdfam10_decode.
29726 * config/i386/athlon.md (athlon_idirect_amdfam10,
29727 athlon_ivector_amdfam10, athlon_idirect_load_amdfam10,
29728 athlon_ivector_load_amdfam10, athlon_idirect_both_amdfam10,
29729 athlon_ivector_both_amdfam10, athlon_idirect_store_amdfam10,
29730 athlon_ivector_store_amdfam10): New define_insn_reservation.
29731 (athlon_idirect_loadmov, athlon_idirect_movstore): Added
29734 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
29736 * config/i386/athlon.md (athlon_call_amdfam10,
29737 athlon_pop_amdfam10, athlon_lea_amdfam10): New
29738 define_insn_reservation.
29739 (athlon_branch, athlon_push, athlon_leave_k8, athlon_imul_k8,
29740 athlon_imul_k8_DI, athlon_imul_mem_k8, athlon_imul_mem_k8_DI,
29741 athlon_idiv, athlon_idiv_mem, athlon_str): Added amdfam10.
29743 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
29745 * config/i386/athlon.md (athlon_sseld_amdfam10,
29746 athlon_mmxld_amdfam10, athlon_ssest_amdfam10,
29747 athlon_mmxssest_short_amdfam10): New define_insn_reservation.
29749 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
29751 * config/i386/athlon.md (athlon_sseins_amdfam10): New
29752 define_insn_reservation.
29753 * config/i386/i386.md (sseins): Added sseins to define_attr type
29754 and define_attr unit.
29755 * config/i386/sse.md: Set type attribute to sseins for insertq
29758 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
29760 * config/i386/athlon.md (sselog_load_amdfam10, sselog_amdfam10,
29761 ssecmpvector_load_amdfam10, ssecmpvector_amdfam10,
29762 ssecomi_load_amdfam10, ssecomi_amdfam10,
29763 sseaddvector_load_amdfam10, sseaddvector_amdfam10): New
29764 define_insn_reservation.
29765 (ssecmp_load_k8, ssecmp, sseadd_load_k8, seadd): Added amdfam10.
29767 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
29769 * config/i386/athlon.md (cvtss2sd_load_amdfam10,
29770 cvtss2sd_amdfam10, cvtps2pd_load_amdfam10, cvtps2pd_amdfam10,
29771 cvtsi2sd_load_amdfam10, cvtsi2ss_load_amdfam10,
29772 cvtsi2sd_amdfam10, cvtsi2ss_amdfam10, cvtsd2ss_load_amdfam10,
29773 cvtsd2ss_amdfam10, cvtpd2ps_load_amdfam10, cvtpd2ps_amdfam10,
29774 cvtsX2si_load_amdfam10, cvtsX2si_amdfam10): New
29775 define_insn_reservation.
29777 * config/i386/sse.md (cvtsi2ss, cvtsi2ssq, cvtss2si,
29778 cvtss2siq, cvttss2si, cvttss2siq, cvtsi2sd, cvtsi2sdq,
29779 cvtsd2si, cvtsd2siq, cvttsd2si, cvttsd2siq,
29780 cvtpd2dq, cvttpd2dq, cvtsd2ss, cvtss2sd,
29781 cvtpd2ps, cvtps2pd): Added amdfam10_decode attribute.
29783 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
29785 * config/i386/athlon.md (athlon_ssedivvector_amdfam10,
29786 athlon_ssedivvector_load_amdfam10, athlon_ssemulvector_amdfam10,
29787 athlon_ssemulvector_load_amdfam10): New define_insn_reservation.
29788 (athlon_ssediv, athlon_ssediv_load_k8, athlon_ssemul,
29789 athlon_ssemul_load_k8): Added amdfam10.
29791 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
29793 * config/i386/i386.h (TARGET_SSE_UNALIGNED_MOVE_OPTIMAL): New macro.
29794 (x86_sse_unaligned_move_optimal): New variable.
29796 * config/i386/i386.c (x86_sse_unaligned_move_optimal): Enable for
29798 (ix86_expand_vector_move_misalign): Add code to generate movupd/movups
29799 for unaligned vector SSE double/single precision loads for AMDFAM10.
29801 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
29803 * config/i386/i386.h (TARGET_AMDFAM10): New macro.
29804 (TARGET_CPU_CPP_BUILTINS): Add code for amdfam10.
29805 Define TARGET_CPU_DEFAULT_amdfam10.
29806 (TARGET_CPU_DEFAULT_NAMES): Add amdfam10.
29807 (processor_type): Add PROCESSOR_AMDFAM10.
29809 * config/i386/i386.md: Add amdfam10 as a new cpu attribute to match
29810 processor_type in config/i386/i386.h.
29811 Enable imul peepholes for TARGET_AMDFAM10.
29813 * config.gcc: Add support for --with-cpu option for amdfam10.
29815 * config/i386/i386.c (amdfam10_cost): New variable.
29816 (m_AMDFAM10): New macro.
29817 (m_ATHLON_K8_AMDFAM10): New macro.
29818 (x86_use_leave, x86_push_memory, x86_movx, x86_unroll_strlen,
29819 x86_cmove, x86_3dnow_a, x86_deep_branch, x86_use_simode_fiop,
29820 x86_promote_QImode, x86_integer_DFmode_moves,
29821 x86_partial_reg_dependency, x86_memory_mismatch_stall,
29822 x86_accumulate_outgoing_args, x86_arch_always_fancy_math_387,
29823 x86_sse_partial_reg_dependency, x86_sse_typeless_stores,
29824 x86_use_ffreep, x86_use_incdec, x86_four_jump_limit,
29825 x86_schedule, x86_use_bt, x86_cmpxchg16b, x86_pad_returns):
29826 Enable/disable for amdfam10.
29827 (override_options): Add amdfam10_cost to processor_target_table.
29828 Set up PROCESSOR_AMDFAM10 for amdfam10 entry in
29829 processor_alias_table.
29830 (ix86_issue_rate): Add PROCESSOR_AMDFAM10.
29831 (ix86_adjust_cost): Add code for amdfam10.
29833 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
29835 * config/i386/i386.opt: Add new Advanced Bit Manipulation (-mabm)
29836 instruction set feature flag. Add new (-mpopcnt) flag for popcnt
29837 instruction. Add new SSE4A (-msse4a) instruction set feature flag.
29838 * config/i386/i386.h: Add builtin definition for SSE4A.
29839 * config/i386/i386.md: Add support for ABM instructions
29840 (popcnt and lzcnt).
29841 * config/i386/sse.md: Add support for SSE4A instructions
29842 (movntss, movntsd, extrq, insertq).
29843 * config/i386/i386.c: Add support for ABM and SSE4A builtins.
29844 Add -march=amdfam10 flag.
29845 * config/i386/ammintrin.h: Add support for SSE4A intrinsics.
29846 * doc/invoke.texi: Add documentation on flags for sse4a, abm, popcnt
29848 * doc/extend.texi: Add documentation for SSE4A builtins.
29850 2007-02-05 Bob Wilson <bob.wilson@acm.org>
29852 * config/xtensa/xtensa.c (constantpool_mem_p): Skip over SUBREGs.
29854 2007-02-05 Richard Guenther <rguenther@suse.de>
29856 * tree-vectorizer.h (vectorizable_function): Add argument type
29857 argument, change return type.
29858 * tree-vect-patterns.c (vect_recog_pow_pattern): Adjust caller.
29859 * tree-vect-transform.c (vectorizable_function): Handle extra
29860 argument, return vectorized function decl.
29861 (build_vectorized_function_call): Remove.
29862 (vectorizable_call): Handle calls with result and argument types
29863 differing. Handle loop vectorization factor correctly.
29864 * targhooks.c (default_builtin_vectorized_function): Adjust for
29866 * targhooks.h (default_builtin_vectorized_function): Likewise.
29867 * target.h (builtin_vectorized_function): Add argument type
29869 * config/i386/i386.c (ix86_builtin_vectorized_function): Handle
29870 extra argument, allow vectorizing of lrintf.
29871 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Adjust
29872 documentation of target hook.
29874 2007-02-05 Hans-Peter Nilsson <hp@axis.com>
29877 * config/cris/cris.md ("*andsi_movu", "*andsi_clear", "*andhi_movu")
29878 ("*andhi_clear", andu (casesi+45)): For size-changed operand where
29879 memory is allowed, require !side_effects_p, not just !MEM_VOLATILE_P.
29881 2007-02-05 Roger Sayle <roger@eyesopen.com>
29883 * fold-const.c (fold_unary) <REAL_PART>: Test for availability of
29884 BUILT_IN_COS before simplifying REAL_PART(CEXPI)) to COS.
29885 <IMAG_PART>: Likewise, check for availability of BUILT_IN_SIN.
29886 * builtins.c (fold_builtin_sincos): Check for TARGET_C99_FUNCTIONS
29887 before canonicalizing sincos to cexpi.
29888 (fold_builtin_cexp): Likewise, for canonicalizing cexp to cexpi.
29890 2007-02-05 Roger Sayle <roger@eyesopen.com>
29892 * config/alpha/alpha.c (alpha_add_builtins): New Helper function.
29893 Set TREE_READONLY and TREE_NOTHROW directly, not via attributes.
29894 (alpha_init_builtins): Use alpha_add_builtins to process tables.
29896 2007-02-05 Roger Sayle <roger@eyesopen.com>
29898 * mips-tfile.c (initialize_init_file): Correct endianness test.
29900 2007-02-05 Kazu Hirata <kazu@codesourcery.com>
29902 * config/m68k/m68k.md (pushdi-1, pushdi, movsi+1): Don't use
29903 the 'y' constraint.
29905 2007-02-05 Richard Sandiford <richard@codesourcery.com>
29907 * dwarf2out.c (dwarf2out_frame_debug_expr): Record the register
29908 saves in a PARALLEL before the register assignments.
29910 2007-02-05 Richard Sandiford <richard@codesourcery.com>
29912 * doc/tm.texi (DWARF_ALT_FRAME_RETURN_COLUMN): Do not require
29913 DWARF_FRAME_RETURN_COLUMN to be a general register.
29914 * dwarf2out.c (init_return_column_size): New function, split from...
29915 (expand_builtin_init_dwarf_reg_sizes): ...here. Allow both
29916 DWARF_FRAME_RETURN_COLUMN and DWARF_ALT_FRAME_RETURN_COLUMN
29917 to be nongeneral registers.
29918 * config/m68k/m68k.h (DWARF_FRAME_REGNUM): Only map FP and
29920 (DWARF_FRAME_REGISTERS, DWARF_FRAME_RETURN_COLUMN): Define.
29921 (DWARF_ALT_FRAME_RETURN_COLUMN): Define.
29923 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
29925 * cfgcleanup.c (try_optimize_cfg): Avoid removing ENTRY_BLOCK_PTR.
29927 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
29929 * cfgloopmanip.c (loop_delete_branch_edge): Removed.
29930 (remove_path): Use can_remove_branch_p and remove_branch instead
29931 of loop_delete_branch_edge.
29932 * tree-ssa-loop-manip.c (scale_dominated_blocks_in_loop): New function.
29933 (tree_transform_and_unroll_loop): Remove dead branches immediately.
29934 Update profile using scale_dominated_blocks_in_loop.
29935 * cfghooks.c (can_remove_branch_p, remove_branch): New functions.
29936 * cfghooks.h (struct cfg_hooks): Add can_remove_branch_p.
29937 (can_remove_branch_p, remove_branch): Declare.
29938 * tree-cfg.c (tree_can_remove_branch_p): New function.
29939 (tree_cfg_hooks): Add tree_can_remove_branch_p.
29940 * cfgrtl.c (rtl_can_remove_branch_p): New function.
29941 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add rtl_can_remove_branch_p.
29943 2007-02-05 Jan Hubicka <jh@suse.cz>
29945 PR middle-end/30696
29946 * ipa-inline.c (cgraph_clone_inlined_nodes): When there are unanalyzed
29947 nodes in cgraph, don't remove offline copy of the function.
29949 2007-02-04 Jan Hubicka <jh@suse.cz>
29951 * tree-sra.c (sra_walk_expr): Add linebreaks. BITFIELD_REFs into
29952 vectors might cause maybe_lookup_element_for_expr to be called
29953 on non-sra-candidate.
29955 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
29957 * config/bfin/bfin-modes.def, config/bfin/bfin.c,
29958 config/bfin/bfin.md, config/bfin/predicates.md: Follow
29959 spelling conventions.
29961 2007-02-04 Richard Guenther <rguenther@suse.de>
29963 PR middle-end/30636
29964 * fold-const.c (try_move_mult_to_index): Make sure to not
29965 overflow one dimension of a multi-dimensional array access.
29967 2007-02-04 Jan Hubicka <jh@suse.cz>
29969 * passes.c (init_optimization_passes): Reindent.
29971 2007-02-04 Jan Hubicka <jh@suse.cz>
29972 Eric Botcazou <ebotcazou@adacore.com>
29974 * tree-optimize.c (has_abnormal_outgoing_edge_p): Move to...
29975 (execute_fixup_cfg): Break out the abnormal goto code.
29976 * tree-inline.c (has_abnormal_outgoing_edge_p): ...here.
29977 (make_nonlocal_label_edges): Move here from execute_fixup_cfg.
29978 (optimize_inline_calls): Call make_nonlocal_label_edges.
29980 2007-02-04 Jan Hubicka <jh@suse.cz>
29982 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Return
29983 true when something was changed.
29984 (rename_ssa_copies): When something was changed, do
29985 TODO_remove_unused_locals.
29986 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
29987 add TODO_remove_unused_locals when instruction was removed.
29989 2007-02-04 Jan Hubicka <jh@suse.cz>
29991 * ipa-inline.c (try_inline): Improve debug output; work on already
29993 (cgraph_decide_inlining_incrementally): Indent; improve debug output;
29994 call try_inline for already inlined edges too when flattening;
29995 inline also functions that make callee growth but overall unit size
29998 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
30000 * config/m32c/bitops.md, config/m32c/jump.md,
30001 config/m32c/m32c.c, config/m32c/m32c.h, config/m32r/m32r.c,
30002 config/m32r/m32r.h, config/m32r/m32r.md,
30003 config/m32r/predicates.md, config/m68hc11/larith.asm,
30004 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
30005 config/m68k/m68k.h, config/mcore/mcore.md, config/mips/4k.md,
30006 config/mips/mips-protos.h, config/mips/mips.c,
30007 config/mips/mips.h, config/mips/mips.md, config/mips/mips16.S,
30008 config/mn10300/mn10300.h, config/mn10300/predicates.md,
30009 config/mt/mt.c, config/mt/mt.h, config/mt/mt.md: Follow
30010 spelling conventions.
30012 * config/v850/v850.c, config/v850/v850.h, config/v850/v850.md:
30013 Follow spelling conventions.
30015 2007-02-03 Douglas Gregor <doug.gregor@gmail.com>
30017 * c-opts.c (c_common_post_options): If C++0x mode is enabled, don't
30018 warn about C++0x compatibility.
30020 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
30022 * config/h8300/h8300.c, config/h8300/h8300.h,
30023 config/h8300/h8300.md: Follow spelling conventions.
30025 2007-02-03 Uros Bizjak <ubizjak@gmail.com>
30027 PR middle-end/30667
30028 * combine.c (try_combine): Do not substitute source operand
30029 with constants wider than 2 * HOST_BITS_PER_WIDE_INT.
30031 2007-02-03 Jan Hubicka <jh@suse.cz>
30033 PR gcov-profile/30650
30034 * value-prof.c (stringop_block_profile): Fix handling of size counter;
30035 do not divide by zero for never executed counters.
30036 (tree_find_values_to_profile): Fix counters.
30037 * gcov-ui.h (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): Fix comments.
30039 2007-02-03 Ian Lance Taylor <iant@google.com>
30041 * lower-subreg.c (simple_move_operand): New static function,
30042 broken out of simple_move. Reject LABEL_REF, SYMBOL_REF, and HIGH
30044 (simple_move): Call simple_move_operand.
30045 (find_decomposable_subregs): Add special handling of MEMs.
30046 (can_decompose_p): Rename from cannot_decompose_p. Reverse
30047 meaning of return value. If we see a hard register, test whether
30048 it can store a word_mode value. Change all callers.
30050 2007-02-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
30052 * pa.md (addvdi3, addvsi3, subvdi3, subvsi3, negvdi2, negvsi2): New
30053 ftrapv insns and expanders.
30054 (subdi3): Change define_expand operand 1 to arith11_operand, and
30055 operand 2 to reg_or_0_operand. Change constraints of 64-bit insn
30056 pattern to handle reg_or_0 operands. Revise 32-bit insn pattern to
30057 handle 11-bit constants and reg_or_0 operands in operands 1 and 2,
30060 PR middle-end/30174
30061 * varasm.c (notice_global_symbol): Treat global objects as weak when
30062 flag_shlib is true.
30064 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
30066 * emit-rtl.c (dconstpi): Delete.
30067 (dconstsqrt2): New.
30068 (init_emit_once): Delete dconstpi and init dconstsqrt2.
30069 * real.h (dconstpi): Delete.
30070 (dconstsqrt2): New.
30071 * builtins.c (fold_builtin_cabs): Use dconstsqrt2.
30072 (fold_builtin_hypot): Likewise.
30074 2007-02-03 Tom Tromey <tromey@redhat.com>
30077 * gcc.c (cpp_unique_options): Any of -ggdb3, -gstabs3,
30078 -gcoff3, -gxcoff3, -gvms3 implies -dD.
30080 2007-02-03 Kazu Hirata <kazu@codesourcery.com>
30082 * c-decl.c, config/avr/avr.c, config/avr/avr.h,
30083 config/m68k/m68k.c, config/m68k/netbsd-elf.h,
30084 config/mn10300/mn10300.c, config/pdp11/pdp11.h,
30085 config/rs6000/cell.md, config/rs6000/darwin.h,
30086 config/sh/sh.md, config/sh/sh4-300.md, config/spu/spu.c,
30087 config/spu/spu.md, cselib.c, expr.c, haifa-sched.c, hwint.h,
30088 jump.c, reload.c, sched-deps.c, sched-int.h, tree-inline.c,
30089 tree-profile.c, tree-ssa-live.h, tree-vrp.c: Fix comment
30090 typos. Follow spelling conventions.
30091 * doc/invoke.texi: Follow spelling conventions.
30093 2007-02-03 Roger Sayle <roger@eyesopen.com>
30095 * simplify-rtx.c (simplify_relational_operation_1): Implement some
30096 canonicalization transformations that attempt to simplify integer
30097 constant comparisons to become comparisons against zero.
30099 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
30101 * builtins.c (fold_builtin_cabs): Fold cabs(x+xi) into
30103 * fold-const.c (fold_binary): Fix comment typos. Fold complex
30104 (x,0)-(0,y) into (x,-y). Likewise (0,y)-(x,0) into (-x,y).
30106 2007-02-02 Mike Stump <mrs@apple.com>
30108 * config/darwin9.h (DARWIN_LINKER_GENERATES_ISLANDS): Add.
30109 * config/rs6000/rs6000.c (DARWIN_GENERATE_ISLANDS): Add.
30110 (output_call): Use DARWIN_GENERATE_ISLANDS to decide when to
30111 generate a branch island.
30113 2007-02-02 Bob Wilson <bob.wilson@acm.org>
30115 * config/xtensa/xtensa.c (smalloffset_mem_p): Use BASE_REG_P.
30116 (xtensa_legitimate_address_p): New.
30117 (xtensa_legitimize_address): New.
30118 (xtensa_output_addr_const_extra): New.
30119 * config/xtensa/xtensa.h (REG_OK_STRICT_FLAG): Define.
30121 (REG_OK_FOR_BASE_P): Use BASE_REG_P.
30122 (GO_IF_LEGITIMATE_ADDRESS): Move code to xtensa_legitimate_address_p.
30123 (LEGITIMIZE_ADDRESS): Move code to xtensa_legitimize_address.
30124 (OUTPUT_ADDR_CONST_EXTRA): Move code to xtensa_output_addr_const_extra.
30125 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): New.
30126 (xtensa_legitimize_address): New.
30127 (xtensa_output_addr_const_extra): New.
30129 2007-02-02 Steve Ellcey <sje@cup.hp.com>
30131 * config/ia64/ia64.c (ia64_print_operand): Fix compare strings.
30133 2007-02-02 Ian Lance Taylor <iant@google.com>
30135 * expmed.c (expand_divmod): Add comment.
30137 2007-02-02 Kazu Hirata <kazu@codesourcery.com>
30139 * emit-rtl.c (renumber_insns): Remove.
30140 * flags.h: Remove the extern for flag_renumber_insns.
30141 * rtl.h: Remove the prototype for renumber_insns.
30142 * toplev.c (flag_renumber_insns): Remove.
30144 2007-02-02 Hui-May Chang <hm.chang@apple.com>
30146 Revert for x86 darwin:
30147 2005-06-19 Uros Bizjak <uros@kss-loka.si>
30149 * config/i386/i386.c (ix86_function_arg_regno_p): Put back the
30150 code before the following patch under TARGET_MACHO.
30151 (ix86_function_value_regno_p): Likewise.
30153 2007-02-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
30155 * fold-const.c (negate_expr_p, fold_negate_expr): Handle
30158 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
30161 * config/ia64/ia64.c (ia64_speculate_insn): Restrict to memory
30162 loads to general or fp registers. Add comments.
30163 * config/ia64/ia64.md (reg_pred_prefix): Add comment.
30165 2007-02-02 Paolo Bonzini <bonzini@gnu.org>
30167 * pointer-set.c (insert_aux): Only return insertion slot.
30168 (pointer_set_insert): Adjust.
30169 (pointer_set_traverse, struct pointer_map_t, pointer_map_create,
30170 pointer_map_destroy, pointer_map_insert, pointer_map_contains,
30171 pointer_map_traverse): New.
30172 * pointer-set.h (pointer_set_traverse, struct pointer_map_t,
30173 pointer_map_create, pointer_map_destroy, pointer_map_insert,
30174 pointer_map_contains, pointer_map_traverse): Declare.
30176 2007-02-02 Jakub Jelinek <jakub@redhat.com>
30178 PR middle-end/30473
30179 * builtins.c (fold_builtin_sprintf): Do not attempt to optimize
30180 sprintf (str, "%s"). Do not optimize sprintf (str, "nopercent", p++).
30182 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
30184 * sched-int.h (ds_to_dk, dk_to_ds): Declare functions.
30186 (struct _dep): New type.
30187 (dep_t): New typedef.
30188 (DEP_PRO, DEP_CON, DEP_KIND): New access macros.
30189 (DEP_STATUS): New access macro. The macro with the same name was
30190 renamed to DEP_LINK_STATUS.
30191 (dep_init): Declare function
30193 (struct _dep_link): New type.
30194 (dep_link_t): New typedef.
30195 (DEP_LINK_NODE, DEP_LINK_NEXT, DEP_LINK_PREV_NEXTP): New access macros.
30196 (DEP_LINK_DEP, DEP_LINK_PRO, DEP_LINK_CON, DEP_LINK_KIND): New macros.
30197 (DEP_LINK_STATUS): New macro.
30198 (debug_dep_links): New debug function.
30200 (struct _deps_list): New type.
30201 (deps_list_t): New typedef.
30202 (DEPS_LIST_FIRST): New access macro.
30203 (FOR_EACH_DEP_LINK): New cycle macro.
30204 (create_deps_list, free_deps_list, delete_deps_list): Declare
30206 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
30207 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
30208 (copy_deps_list_change_con): Ditto.
30210 (move_dep_link): Declare function.
30212 (struct _dep_node): New type.
30213 (dep_node_t): New typedef.
30214 (DEP_NODE_BACK, DEP_NODE_DEP, DEP_NODE_FORW): New access macros.
30216 (struct haifa_insn_data.back_deps): New field to hold backward
30217 dependencies of the insn.
30218 (struct haifa_insn_data.depend): Rename to forw_deps. Change its type
30220 (struct haifa_insn_data.resolved_deps): Rename to resolved_back_deps.
30221 Change its type to deps_list_t.
30222 (INSN_BACK_DEPS): New access macro to use instead of LOG_LINKS.
30223 (INSN_DEPEND): Rename to INSN_FORW_DEPS.
30224 (RESOLVED_DEPS): Rename to INSN_RESOLVED_BACK_DEPS.
30226 (INSN_COST): Move to haifa-sched.c. Use insn_cost () instead.
30228 (DEP_STATUS): Rename to DEP_LINK_STATUS. Fix typo in the comment.
30230 (add_forw_dep, delete_back_forw_dep, insn_cost): Update declaration
30232 (dep_cost): Declare.
30234 * sched-deps.c (CHECK): New macro to (en/dis)able sanity checks.
30235 (ds_to_dk, dk_to_ds): New functions.
30237 (init_dep_1): New static function.
30238 (init_dep): New function.
30239 (copy_dep): New static function.
30241 (dep_link_consistent_p, attach_dep_link, add_to_deps_list): New static
30243 (detach_dep_link): New static function.
30244 (move_dep_link): New function.
30246 (dep_links_consistent_p, dump_dep_links): New static functions.
30247 (debug_dep_links): New debugging function.
30249 (deps_obstack, dl_obstack, dn_obstack): New static variables.
30251 (alloc_deps_list, init_deps_list): New static functions.
30252 (create_deps_list): New function.
30253 (clear_deps_list): New static function.
30254 (free_deps_list, delete_deps_list, deps_list_empty_p): New functions.
30255 (deps_list_consistent_p, dump_deps_list): New static functions.
30256 (debug_deps_list): New function.
30257 (add_back_dep_to_deps_list, find_link_by_pro_in_deps_list): New
30259 (find_link_by_con_in_deps_list, copy_deps_list_change_con): Ditto.
30261 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Update to
30262 use new scheduler dependencies lists.
30263 (add_back_dep, delete_all_dependences, fixup_sched_groups): Ditto.
30264 (sched_analyze): Ditto. Initialize dependencies lists.
30265 (add_forw_dep, compute_forward_dependences): Update to use new
30266 scheduler dependencies lists.
30268 (init_dependency_caches): Init deps_obstack.
30269 (free_dependency_caches): Free deps_obstack.
30271 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Update to use
30272 new scheduler dependencies lists.
30273 (delete_forw_dep, add_or_update_back_forw_dep): Ditto.
30274 (add_back_forw_dep, delete_back_forw_dep): Ditto.
30276 * sched-rgn.c (set_spec_fed, find_conditional_protection, is_pfree):
30277 Update to use new scheduler dependencies lists.
30278 (is_conditionally_protected, is_prisky, add_branch_dependences): Ditto.
30279 (debug_dependencies): Ditto.
30280 (schedule_region): Update comments.
30282 * sched-ebb.c (earliest_block_with_similiar_load): Update to use new
30283 scheduler dependencies lists.
30284 (schedule_ebb): Update comments.
30286 * rtl.def (DEPS_LIST): Remove.
30288 * lists.c (unused_deps_list): Remove.
30289 (free_list): Update assertions.
30291 (alloc_DEPS_LIST, free_DEPS_LIST_list, free_DEPS_LIST_node): Remove.
30292 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
30294 * rtl.h (free_DEPS_LIST_list, alloc_DEPS_LIST): Remove declarations.
30295 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
30297 * haifa-sched.c (comments): Update.
30298 (insn_cost1): Remove. Inline the code into insn_cost ().
30299 (insn_cost): Update to use new scheduler dependencies lists. Move
30300 processing of the dependency cost to dep_cost ().
30301 (dep_cost): New function. Use it instead of insn_cost () when
30302 evaluating cost of the dependency. Use compatible interface to
30303 interact with the target.
30304 (priority): Update to use new scheduler dependencies lists.
30305 (rank_for_schedule): Ditto. Optimize heuristic that prefers the insn
30306 with greater number of insns that depend on the insn.
30307 (schedule_insn): Update to use new scheduler dependencies lists. Add
30308 code to free backward dependencies lists. Inline and optimize code
30309 from resolve_dep () - see PR28071.
30310 (ok_for_early_queue_removal): Update to use new scheduler dependencies
30311 lists. Update call to targetm.sched.is_costly_dependence hook.
30313 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
30314 scheduler dependencies lists.
30316 (resolve_dep): Remove. Move the logic to schedule_insn ().
30317 (init_h_i_d): Initialize dependencies lists.
30319 (process_insn_depend_be_in_spec): Rename to
30320 process_insn_forw_deps_be_in_spec. Update to use new scheduler
30321 dependencies lists.
30322 (add_to_speculative_block, create_check_block_twin, fix_recovery_deps):
30323 Update to use new scheduler dependencies lists.
30324 (clear_priorities, calc_priorities, add_jump_dependencies): Ditto.
30326 * ddg.c (create_ddg_dependence, create_ddg_dep_no_link): Update to use
30327 new scheduler dependencies lists.
30328 (build_intra_loop_deps): Ditto.
30330 * target.h (struct _dep): Declare to use in
30331 gcc_target.sched.is_costly_dependence.
30332 (struct gcc_target.sched.adjust_cost): Fix typo.
30333 (struct gcc_target.sched.is_costly_dependence): Change signature to
30334 use single dep_t parameter instead of an equivalent triad.
30335 (struct gcc_target.sched.adjust_cost_2): Remove.
30337 * target-def.h (TARGET_SCHED_ADJUST_COST_2): Remove.
30339 * reg-notes.def (DEP_TRUE, DEP_OUTPUT, DEP_ANTI): Update comments.
30341 * doc/tm.texi (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Update
30343 (TARGET_SCHED_ADJUST_COST_2): Remove documentation.
30345 * doc/rtl.texi (LOG_LINKS): Remove part about instruction scheduler.
30346 (REG_DEP_TRUE): Document.
30348 * config/ia64/ia64.c (ia64_adjust_cost_2): Rename to ia64_adjust_cost.
30349 Change signature to correspond to the targetm.sched.adjust_cost hook.
30350 Update use in TARGET_SCHED_ADJUST_COST_2.
30351 (TARGET_SCHED_ADJUST_COST_2): Rename to TARGET_SCHED_ADJUST_COST.
30352 (ia64_dependencies_evaluation_hook, ia64_dfa_new_cycle): Update to use
30353 new scheduler dependencies lists.
30354 (ia64_gen_check): Ditto.
30356 * config/mips/mips.c (vr4130_swap_insns_p): Update to use new
30357 scheduler dependencies lists.
30359 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Change
30360 signature to correspond to the targetm.sched.is_costly_dependence hook.
30361 (is_costly_group): Update to use new scheduler dependencies lists.
30363 * config/spu/spu.c (spu_sched_adjust_cost): Use insn_cost () function
30364 instead of INSN_COST () macro.
30366 2007-02-01 Ian Lance Taylor <iant@google.com>
30368 * lower-subreg.c (resolve_clobber): Handle a subreg of a concatn.
30370 2007-02-01 Guy Martin <gmsoft@gentoo.org>
30372 * pa.md (tp_load): Correct mfctl instruction syntax.
30374 2007-02-01 Geoffrey Keating <geoffk@apple.com>
30376 * config/rs6000/rs6000.c (rs6000_stack_info): Correct
30377 altivec_padding_size calculation on AIX. Improve comment, add
30378 assert to verify that it's right.
30380 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Don't define for
30383 2007-2-01 Seongbae Park <seongbae.park@gmail.com>
30385 PR inline-asm/28686
30386 * global.c (global_alloc): Add mising initialization of
30389 2007-02-01 Roger Sayle <roger@eyesopen.com>
30391 * alias.c (init_alias_analysis): Correct whitespace.
30392 * bb-reorder.c (fix_edges_for_rarely_executed_code,
30393 partition_hot_cold_basic_blocks): Likewise.
30394 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
30395 expand_builtin_sprintf, fold_builtin_carg, fold_builtin_sprintf,
30396 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
30397 fold_builtin_snprintf_chk, fold_builtin_printf,
30398 fold_builtin_fprintf, do_mpfr_ckconv, do_mpfr_arg1, do_mpfr_arg2,
30399 do_mpfr_arg3, do_mpfr_sincos): Likewise.
30400 * cfgcleanup.c (cleanup_cfg): Likewise.
30401 * cfgexpand.c (tree_expand_cfg): Likewise.
30402 * fold-const.c (fold_binary) <RDIV_EXPR>: Likewise.
30403 * function.c (get_next_funcdef_no): Likewise.
30404 * gengtype.c (main): Likewise.
30405 * genmodes.c (main): Likewise.
30406 * gcse.c (bypass_conditional_jumps, print_ldst_list): Likewise.
30407 * haifa-sched.c (schedule_block, extend_h_i_d): Likewise.
30408 * ifcvt.c (noce_emit_move_insn): Likewise.
30409 * modulo-sched.c (generate_prolog_epilog, sms_schedule_by_order):
30411 * stor-layout.c (get_best_mode): Likewise.
30412 * tree-ssa-loop-niter.c (get_val_for): Likewise.
30413 * tree-ssa-structalias.c (get_varinfo, get_varinfo_fc,
30414 scc_visit, do_ds_constraint, do_complex_constraint, label_visit,
30415 perform_var_substitution, solve_graph): Likewise.
30416 * tree-vrp.c (vrp_finalize): Likewise.
30418 2007-02-01 Ian Lance Taylor <iant@google.com>
30420 * lower-subreg.c (simplify_gen_subreg_concatn): If we ask for the
30421 high part of a paradoxical subreg, return a constant zero.
30423 2007-02-01 Zdenek Dvorak <dvorakz@suse.cz>
30425 * toplev.c (lang_dependent_init): Call init_set_costs.
30426 * loop-init.c (loop_optimizer_init): Do not call init_set_costs.
30428 2007-02-01 Richard Guenther <rguenther@suse.de>
30430 PR middle-end/30656
30431 * fold-const.c (fold_negate_expr): Allow negating a
30432 constant if overflow does not change.
30434 2007-02-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
30436 * doc/c-tree.texi (Expression trees): Improve markup.
30437 * doc/tm.texi (Register Classes, Addressing Modes)
30438 (Floating Point): Fix spacing after abbreviations. Fix some
30441 2007-02-01 Ben Elliston <bje@au.ibm.com>
30443 * doc/invoke.texi: Replace "bugfix" with "bug fix" throughout.
30444 * doc/contrib.texi: Likewise.
30445 * doc/install.texi: Likewise.
30447 2007-01-31 Richard Henderson <rth@redhat.com>
30448 Ian Lance Taylor <iant@google.com>
30450 * lower-subreg.c: New file.
30451 * rtl.def (CONCATN): Define.
30452 * passes.c (init_optimization_passes): Add pass_lower_subreg and
30453 pass_lower_subreg2.
30454 * emit-rtl.c (update_reg_offset): New static function, broken out
30455 of gen_rtx_REG_offset.
30456 (gen_rtx_REG_offset): Call update_reg_offset.
30457 (gen_reg_rtx_offset): New function.
30458 * regclass.c: Revert patch of 2006-03-05, restoring
30460 (clear_reg_info_regno): New function.
30461 * dwarf2out.c (concatn_loc_descriptor): New static function.
30462 (loc_descriptor): Handle CONCATN.
30463 * common.opt (fsplit_wide_types): New option.
30464 * opts.c (decode_options): Set flag_split_wide_types when
30466 * timevar.def (TV_LOWER_SUBREG): Define.
30467 * rtl.h (gen_reg_rtx_offset): Declare.
30468 (reg_scan_update): Declare.
30469 * regs.h (clear_reg_info_regno): Declare.
30470 * tree-pass.h (pass_lower_subreg): Declare.
30471 (pass_lower_subreg2): Declare.
30472 * doc/invoke.texi (Option Summary): List -fno-split-wide-types.
30473 (Optimize Options): Add -fsplit-wide-types to -O1 list. Document
30474 -fsplit-wide-types.
30475 * doc/rtl.texi (Regs and Memory): Document concat and concatn.
30476 * Makefile.in (OBJS-common): Add lower-subreg.o.
30477 (lower-subreg.o): New target.
30479 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
30481 * config/sh/sh.h (HAVE_SECONDARY_RELOADS): Remove.
30483 2007-01-31 Anatoly Sokolov <aesok@post.ru>
30486 * config/avr/avr.c (DWARF2_ADDR_SIZE): Define.
30488 2007-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
30490 PR middle-end/29335
30491 * builtins.c (fold_builtin_sqrt): Use MPFR for constant args.
30493 2007-01-31 Zdenek Dvorak <dvorakz@suse.cz>
30495 * cfgloop.h: Include vec-prim.h.
30496 (enum li_flags): Remove LI_ONLY_OLD.
30497 (loop_iterator): Changed.
30498 (fel_next, fel_init): Iterate over loop tree.
30499 (FOR_EACH_LOOP_BREAK): New macro.
30500 * loop-unswitch.c (unswitch_loops): Do not pass LI_ONLY_OLD to
30502 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Ditto.
30503 * modulo-sched.c (sms_schedule): Ditto.
30504 * tree-vectorizer.c (vectorize_loops): Ditto.
30505 * doc/loop.texi: Update information on loop numbering and behavior of
30506 FOR_EACH_LOOP wrto new loops.
30507 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop,
30508 add_to_evolution_1): Test nestedness of loops instead of comparing
30510 * tree-chrec.c (chrec_fold_plus_poly_poly,
30511 chrec_fold_multiply_poly_poly, chrec_evaluate,
30512 hide_evolution_in_other_loops_than_loop, chrec_component_in_loop_num,
30513 reset_evolution_in_loop): Ditto.
30514 * Makefile.in (CFGLOOP_H): Add vecprim.h dependency.
30516 2007-01-31 Dirk Mueller <dmueller@suse.de>
30518 * c-common.c (warn_about_parentheses): Separate warning about
30519 un-parenthized sequence of comparison operators from the one
30520 which is supposed to warn about x <= y <= z.
30522 2007-01-31 Uros Bizjak <ubizjak@gmail.com>
30524 * optabs.h (enum optab_index): Add new OTI_isinf.
30525 (isinf_optab): Define corresponding macro.
30526 * optabs.c (init_optabs): Initialize isinf_optab.
30527 * genopinit.c (optabs): Implement isinf_optab using isinf?f2
30529 * builtins.c (mathfn_built_in): Handle BUILT_IN_ISINF{,F,L}.
30530 (expand_builtin_interclass_mathfn): Expand BUILT_IN_ISINF{,F,L}
30532 (expand_builtin): Expand BUILT_IN_ISINF{,F,L} using
30533 expand_builtin_interclass_mathfn.
30534 * reg_stack.c (subst_stack_regs_pat): Handle UNSPEC_FXAM.
30535 * config/i386/i386.md (UNSPEC_FXAM): New constant.
30536 (fxam<mode>2_i387): New insn pattern.
30537 (isinf<mode>2) New expander to implement isinf, isinff and isinfl
30538 built-in functions as x87 inline asm.
30540 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
30542 * config/arm/unwind-arm.h (_sleb128_t, _uleb128_t): New.
30544 2007-01-30 Eric Christopher <echristo@apple.com>
30546 * config.gcc: Add geode.
30548 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
30550 * cgraphunit.c, config/arm/arm.c, config/m68k/m68k.c,
30551 ipa-inline.c, tree-profile.c, tree-ssa-live.c,
30552 tree-ssa-math-opts.c, tree-ssanames.c, tree-vect-analyze.c,
30553 value-prof.c: Fix comment typos.
30555 2007-01-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
30558 * doc/invoke.texi (Wpointer-arith): Document warning.
30560 2007-01-30 Janis Johnson <janis187@us.ibm.com>
30562 * doc/extend.texi (Decimal Floating Types): Remove decfloat.h from
30563 the list of discrepancies from the draft TR.
30565 2007-01-30 Dirk Mueller <dmueller@suse.de>
30568 * doc/invoke.texi (-Wreturn-type): Update description to
30569 match new behavior.
30571 2007-01-30 Richard Sandiford <richard@codesourcery.com>
30573 * cfgrtl.c (try_redirect_by_replacing_jump): Check only_sets_cc0_p.
30575 2007-01-30 Uros Bizjak <ubizjak@gmail.com>
30577 * builtins.c (expand_builtin_int_interclass_roundingfn): New function
30578 to handle optabs that operate on floating point input argument and
30579 output to integer output.
30580 (expand_builtin_mathfn) [BUILT_IN_ILOGB]: Move from here ...
30581 (expand_builtin_interclass_mathfn) [BUILT_IN_ILOGB]: ... to here.
30582 (expand_builtin): Expand BUILT_IN_ILOGB{,F,L} using
30583 expand_builtin_interclass_mathfn ().
30584 * config/i386/i386.md (fxtractxf3_i387): Rename from *fxtractxf3_i387.
30585 (ilogbsi2): Remove.
30586 (ilogbxf2, ilogb<mode>2): New expanders to implement ilogb, ilogbf and
30587 ilogbl built-in functions as x87 intrinsics.
30589 2007-01-30 Richard Guenther <rguenther@suse.de>
30591 PR middle-end/27657
30592 * dwarf2out.c (reference_to_unused): Query varpool if the
30593 variable was output.
30595 2007-01-30 Richard Guenther <rguenther@suse.de>
30597 PR middle-end/30313
30598 * passes.c (execute_one_pass): Reset in_gimple_form to not
30599 confuse non-unit-at-a-time mode.
30601 2007-01-29 Roger Sayle <roger@eyesopen.com>
30602 Richard Guenther <rguenther@suse.de>
30604 * fold-const.c (round_up): Make HIGH an unsigned HOST_WIDE_INT to
30605 avoid undefined behaviour on overflow. Use force_fit_type_double
30606 to construct the constant with the specified TREE_OVERFLOW.
30608 2007-01-29 Janis Johnson <janis187@us.ibm.com>
30610 * config/dfp-bit.c: Add parameterized support for fp exceptions.
30611 * config/dfp-bit.h: Ditto.
30613 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
30615 * c-decl.c (pop_scope): Replace warnings with call to
30616 warn_for_unused_label.
30617 * c-common.h (warn_for_unused_label): Declare.
30618 * c-common.c (warn_for_unused_label): Define.
30620 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
30622 * tree-optimize.c (update_inlined_to_pointers): Delete unused
30625 2007-01-29 Janis Johnson <janis187@us.ibm.com>
30627 * Makefile.in (USER_H): Remove decfloat.h.
30628 * ginclude/decfloat.h: Delete, moving contents to ...
30629 * ginclude/float.h: Add support for decimal floating point,
30630 guarded by __STDC_WANT_DEC_FP__.
30632 2007-01-29 Mike Stump <mrs@apple.com>
30634 * doc/gccint.texi (Top): Rename Loop Representation to Loop
30635 Analysis and Representation to resolve case insensitive conflict.
30636 * doc/loop.texi (Loop Analysis and Representation): Likewise.
30638 2007-01-28 Daniel Berlin <dberlin@dberlin.org>
30640 * tree.h (struct tree_memory_tag): Add aliases member.
30641 (MTAG_ALIASES): New macro.
30642 * tree-ssa-alias.c (alias_bitmap_obstack): New variable.
30643 (add_may_alias): Remove pointer-set. Update for may_aliases being
30645 (mark_aliases_call_clobbered): Update for may_aliases being a
30647 (compute_tag_properties): Ditto.
30648 (create_partition_for): Ditto.
30649 (compute_memory_partitions): Ditto.
30650 (dump_may_aliases_for): Ditto.
30651 (is_aliased_with): Ditto.
30652 (add_may_alias_for_new_tag): Ditto.
30653 (rewrite_alias_set_for): Rewrite for may_aliases being a bitmap.
30654 (compute_is_aliased): New function.
30655 (compute_may_aliases): Call compute_is_aliased).
30656 (init_alias_info): Initialize alias_bitmap_obstack.
30657 (union_alias_set_into): New function.
30658 (compute_flow_sensitive_aliasing): Use union_aliases_into.
30659 (have_common_aliases_p): Rewrite to take two bitmaps and use
30661 (compute_flow_insensitive_aliasing): Stop using pointer-sets.
30662 Update for bitmaps.
30663 (finalize_ref_all_pointers): Update for add_may_alias changes.
30664 (new_type_alias): Ditto.
30665 * tree-flow-inline.h (may_aliases): Return a bitmap.
30666 * tree-dfa.c (dump_variable): Check for MTAG_P'ness.
30667 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
30668 may_aliases being a bitmap.
30669 * tree-flow.h (struct var_ann_d): Remove may_aliases member.
30670 may_aliases now returns a bitmap.
30671 * tree-ssa-structalias.c (merge_smts_into): Update for may_aliases
30673 * tree-ssa-operands.c (add_virtual_operand): Update for
30674 may_aliases being a bitmap.
30676 2007-01-29 Daniel Berlin <dberlin@dberlin.org>
30678 PR tree-optimization/30630
30679 * tree-ssa-structalias.c (do_complex_constraint): Mark correct
30680 variable as changed.
30682 2007-01-29 Simon Martin <simartin@users.sourceforge.net>
30685 * gimplify.c (gimplify_target_expr): Make sure that the TARGET_EXPR is
30686 expanded only once even if an error occurs.
30688 2007-01-29 Ben Elliston <bje@au.ibm.com>
30690 * gcov-io.h (__gcov_indirect_call_profiler): Declare.
30691 (__gcov_average_profiler): Likewise.
30692 (__gcov_ior_profiler): Likewise.
30693 (__gcov_merge_ior): Likewise.
30695 2007-01-28 Jan Hubicka <jh@suse.cz>
30697 * builtins.c (expand_builtin_memset): Fix typo in my last patch.
30698 * value-prof.c (stringop_block_profile): Likewise.
30700 2007-01-28 Jan Hubicka <jh@suse.cz>
30702 * expr.c (emit_block_move_via_movmem, emit_block_move_via_libcall):
30703 Add variant handling histograms; add wrapper.
30704 (clear_storage_via_libcall): Export.
30705 (emit_block_move_hints): Break out from ...; add histograms.
30706 (emit_block_move): ... this one.
30707 (clear_storage_hints): Break out from ...; add histograms.
30708 (clear_storage): ... this one.
30709 (set_storage_via_memset): Handle histogram.
30710 * expr.h (emit_block_move_via_libcall, emit_block_move_hints): Declare.
30711 (clear_storage_hints, clear_storage_via_libcall): Declare.
30712 (set_storage_via_setmem): Update prototype.
30713 * doc/md.texi (movmem, setmem): Document new arguments.
30715 * value-prof.c (dump_histogram_value, tree_find_values_to_profile):
30716 Add new histograms.
30717 (stringop_block_profile): New global function.
30718 (tree_stringops_values_to_profile): Profile block size and alignment.
30719 * value-prof.h (enum hist_type): add HIST_TYPE_AVERAGE and
30721 (struct profile_hooks): Add gen_average_profiler and gen_ior_profiler.
30722 (stringop_block_profile): Declare.
30723 * builtins.c: Include value-prof.h.
30724 (expand_builtin_memcpy, expand_builtin_memset): Pass block profile.
30725 * gcov-ui.h (GCOV_COUNTER_NAMES): Add new counter.
30726 (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): New constants.
30727 (GCOV_COUNTERS, GCOV_LAST_VALUE_COUNTER): Update.
30728 * profile.c (instrument_values): Add new counters.
30729 * cfgexpand.c (expand_gimple_basic_block): Propagate histograms to
30731 * tree-profile.c (tree_average_profiler_fn, tree_ior_profiler_fn): New.
30732 (tree_init_edge_profiler): Build new profilers.
30733 (tree_gen_average_profiler, tree_gen_ior_profiler): New.
30734 (pass_tree_profile): Add dump.
30735 (tree_profile_hooks): Update.
30736 * Makefile.in (LIBGCOV): Add new constants.
30737 * libgcov.c (__gcov_merge_ior, __gcov_average_profiler,
30738 __gcov_ior_profiler): New.
30739 * config/i386/i386.md (movmem/setmem expanders): Add new optional
30742 2007-01-28 David Edelsohn <edelsohn@gnu.org>
30744 * doc/md.texi (Standard Pattern Names): Document blockage pattern.
30746 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
30748 * tree-ssa-loop-unswitch.c: Include tree-inline.h.
30749 (tree_unswitch_single_loop): Pass eni_size_weights to
30750 tree_num_loop_insns.
30751 * tree-ssa-loop-manip.c: Include tree-inline.h.
30752 (can_unroll_loop_p): Pass eni_size_weights to
30753 tree_num_loop_insns.
30754 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p):
30755 Pass eni_size_weights to estimate_num_insns.
30756 * tree.h (init_inline_once): Export.
30757 * toplev.c (backend_init): Call init_inline_once.
30758 * cgraphunit.c (cgraph_process_new_functions,
30759 cgraph_analyze_function): Pass eni_inlining_weights to
30760 estimate_num_insns.
30761 * ipa-inline.c (compute_inline_parameters): Ditto.
30762 * tree-ssa-loop-ivcanon.c (tree_num_loop_insns): Pass weights
30763 to estimate_num_insns.
30764 (try_unroll_loop_completely): Pass eni_size_weights to
30765 tree_num_loop_insns.
30766 * tree-eh.c (decide_copy_try_finally): Pass eni_size_weights
30767 ot estimate_num_insns.
30768 * tree-ssa-loop-prefetch.c: Include tree-inline.h.
30769 (loop_prefetch_arrays): Pass eni_time_weights to tree_num_loop_insns.
30770 * tree-inline.c (eni_inlining_weights, eni_size_weights,
30771 eni_time_weights): New variables.
30772 (init_inline_once): Initialize them.
30773 (struct eni_data): Mew.
30774 (estimate_num_insns_1, estimate_num_insns): Use weights.
30775 * tree-inline.h (struct eni_weights_d): New.
30776 (eni_inlining_weights, eni_size_weights, eni_time_weights): Declare.
30777 (estimate_num_insns): Declaration changed.
30778 * cfgloop.h (tree_num_loop_insns): Declaration changed.
30779 * Makefile.in (tree-ssa-loop-unswitch.o, tree-ssa-loop-prefetch.o,
30780 tree-ssa-loop-manip.o): Add TREE_INLINE_H dependency.
30782 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
30784 * tree-data-ref.c (conflict_fn): Assert that the number of affine
30785 relations in the conflict function is valid.
30787 2007-01-27 Ian Lance Taylor <iant@google.com>
30789 * common.opt: Add fstrict-overflow.
30790 * opts.c (decode_options): Set flag_strict_overflow if -O2.
30791 * flags.h (TYPE_OVERFLOW_WRAPS): Define.
30792 (TYPE_OVERFLOW_UNDEFINED): Define.
30793 (TYPE_OVERFLOW_TRAPS): Define. This replaces TYPE_TRAP_SIGNED.
30795 * tree.h (TYPE_TRAP_SIGNED): Don't define.
30796 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_UNDEFINED.
30797 (fold_negate_expr): Likewise.
30798 (make_range): Likewise.
30799 (extract_muldiv_1): Likewise.
30800 (maybe_canonicalize_comparison): Likewise.
30801 (fold_comparison): Likewise.
30802 (fold_binary): Likewise.
30803 (tree_expr_nonnegative_p): Likewise.
30804 (tree_expr_nonzero_p): Likewise.
30805 * tree-vrp.c (compare_values): Likewise.
30806 (extract_range_from_binary_expr): Likewise.
30807 (extract_range_from_unary_expr): Likewise.
30808 * tree-ssa-loop-niter.c (infer_loop_bounds_from_signedness):
30810 (nowrap_type_p): Likewise.
30811 * tree-scalar-evolution.c (simple_iv): Likewise.
30812 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_WRAPS.
30813 (build_range_check): Likewise.
30814 (extract_muldiv_1): Likewise.
30815 (fold_comparison): Likewise.
30816 * tree-vrp.c (vrp_int_const_binop): Likewise.
30817 (extract_range_from_unary_expr): Likewise.
30818 * convert.c (convert_to_integer): Likewise.
30819 * fold-const.c (fold_negate_expr): Use TYPE_OVERFLOW_TRAPS.
30820 (fold_comparison): Likewise.
30821 (fold_binary): Likewise.
30822 * optabs.c (optab_for_tree_code): Likewise.
30823 * tree-vectorizer.c (vect_is_simple_reduction): Likewise.
30824 * simplify-rtx.c (simplify_const_relational_operation): Check
30825 flag_strict_overflow and flag_trapv.
30826 (simplify_const_relational_operation): Likewise.
30827 * doc/invoke.texi (Option Summary): Mention -fstrict-overflow.
30828 (Optimize Options): Add -fstrict-overflow to -O2 list. Document
30831 2007-01-27 Roger Sayle <roger@eyesopen.com>
30833 * tree.c (tree_fold_gcd): Delete.
30834 * tree.h (tree_fold_gcd): Remove prototype.
30835 * tree-data-ref.c (tree_fold_divides_p): Don't use tree_fold_gcd to
30836 test whether one constant integer is a multiple of another. Instead
30837 call int_const_binop with TRUNC_MOD_EXPR and test for a zero result.
30838 * fold-const.c (multiple_of_p): We've determined both TOP and
30839 BOTTOM are integer constants so we can call int_const_binop directly
30840 instead of the more generic const_binop.
30842 2007-01-27 Roger Sayle <roger@eyesopen.com>
30844 * fold-const.c (size_binop): In the fast-paths for X+0, 0+X, X-0 and
30845 1*X check that the constant hasn't overflowed, to preserve the
30847 (round_up): Provide an efficient implementation when rouding-up an
30848 INTEGER_CST to a power-of-two.
30850 2007-01-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
30852 * doc/sourcebuild.texi: Add comma for clarity.
30853 * doc/extend.texi: Fix some typos.
30854 * doc/passes.texi: Likewise.
30855 * doc/cppinternals.texi: Likewise.
30856 * doc/c-tree.texi: Likewise.
30857 * doc/tree-ssa.texi: Likewise.
30858 * doc/install.texi: Likewise.
30860 2007-01-27 Jan Hubicka <jh@suse.cz>
30862 * tree-sra.c (sra_walk_function): Don't rely on aliases being build.
30863 (pass_sra): Do not require alias information.
30864 * passes.c (init_optimization_passes): Add SRA
30866 2007-01-27 Steven Bosscher <steven@gcc.gnu.org>
30868 * tracer.c (rest_of_handle_tracer): We already cleaned
30869 up the CFG in tracer() so don't do it here again.
30870 * cfgcleanup.c (rest_of_handle_jump2): Don't repeat
30871 cleanup_cfg here, either. And don't call renumber_insns.
30873 * cfgrtl.c (rtl_verify_flow_info_1): Don't verify that BB_END
30874 and BB_HEAD are in the insn stream here. Instead make sure
30875 that BB_INSN is valid on all insns. Also, do check here that
30876 there are no pending branch predictions...
30877 (rtl_verify_flow_info): ...instead of doing it here. Checks
30878 for BB_END and BB_HEAD moved from rtl_verify_flow_info_1 to
30881 2007-01-26 Roger Sayle <roger@eyesopen.com>
30883 * config/i386/i386.c (ix86_swap_binary_operands_p): New helper
30884 function to simplify/factorize operand order canonicalization.
30885 (ix86_fixup_binary_operands): Reorganize using the above function.
30886 (ix86_binary_operator_ok): Likewise.
30888 2007-01-27 Jakub Jelinek <jakub@redhat.com>
30890 * genattrtab.c (struct attr_value_list, insn_code_values): Move to
30891 file scope from optimize_attrs.
30892 (simplify_test_exp): If insn_code_values is not NULL, use it to speed
30894 (optimize_attrs): Clear insn_code_values after freeing it.
30896 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
30898 * tree-ssa-address.c (create_mem_ref): Remove ", bsi" from
30899 a parts.base assignment.
30901 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
30903 * tree-data-ref.c (dump_subscript): Use dump_conflict_function.
30904 (compute_subscript_distance, initialize_data_dependence_relation,
30905 finalize_ddr_dependent, analyze_ziv_subscript,
30906 analyze_siv_subscript_cst_affine,
30907 compute_overlap_steps_for_affine_univar,
30908 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
30909 analyze_siv_subscript, analyze_miv_subscript,
30910 analyze_overlapping_iterations, subscript_dependence_tester_1,
30911 compute_self_dependence, free_dependence_relation): Work
30912 with affine_fn instead of chrecs.
30913 (dump_affine_function, dump_conflict_function, affine_function_equal_p,
30914 common_affine_function, affine_function_base,
30915 affine_function_constant_p, affine_fn_op, affine_fn_plus,
30916 affine_fn_minus, affine_fn_free, conflict_fn_not_known,
30917 conflict_fn_no_dependence, free_conflict_function, free_subscripts,
30918 conflict_fn, affine_fn_cst, affine_fn_univar): New functions.
30919 (all_chrecs_equal_p): Removed.
30920 * tree-data-ref.h (affine_fn, conflict_function): New types.
30921 (struct subscript): Change type of conflicting_iterations_in_a
30922 and conflicting_iterations_in_b.
30924 2007-01-26 Steve Ellcey <sje@cup.hp.com>
30927 * config/pa/pa.h (TARGET_HPUX_11): New.
30928 * config/pa/pa-hpux11.h (TARGET_HPUX_11): New.
30929 * config/pa/pa.c (pa_init_builtins): Use TARGET_HPUX_11.
30931 2007-01-26 Daniel Berlin <dberlin@dberlin.org>
30932 Richard Guenther <rguenther@suse.de>
30934 * tree-ssa-structalias.c (solve_graph): Handle case
30935 we merged the variable to another.
30937 2007-01-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
30939 * builtins.c (fold_builtin_1): Treat ccos and ccosh as 'even'
30942 * fold-const.c (negate_mathfn_p): Treat casin, casinh, catan,
30943 catanh, cproj, csin, csinh, ctan and ctanh as 'odd' functions.
30945 2007-01-25 DJ Delorie <dj@redhat.com>
30947 * config/m32c/m32c.c (m32c_cannot_change_mode_class): We don't
30948 allow changes to modes which don't fit in those registers.
30950 * reload1.c (choose_reload_regs): Check for invalid subregs before
30951 computing their locations, not after.
30953 2007-01-25 Geoffrey Keating <geoffk@apple.com>
30956 * config/rs6000/rs6000.c (first_altivec_reg_to_save): On Darwin,
30957 save Altivec registers in an eh_return function.
30958 (compute_vrsave_mask): Likewise.
30959 (rs6000_stack_info): Correct AIX/Darwin stack alignment computation
30960 for saving Altivec registers.
30961 (rs6000_emit_prologue): Don't allocate stack twice in
30962 eh_return function. Correct expected value of altivec_save_offset
30963 when using save_world. Describe save of R0 to stack when using
30964 save_world. Describe stack pointer adjustment when using
30965 save_world. Remove duplicated eh_return parameter register saving.
30966 Update sp_offset variable after save_world.
30967 * config/rs6000/t-darwin (LIB2FUNCS_STATIC_EXTRA): Remove
30969 (LIB2FUNCS_EXTRA): Add darwin-world.asm.
30970 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): -m64
30973 2007-01-25 Steve Ellcey <sje@cup.hp.com>
30975 * config.gcc (ia64*-*-hpux*): Make posix threads the default.
30977 2007-01-25 Steve Ellcey <sje@cup.hp.com>
30980 * config/pa/pa.c (pa_init_builtins): Set asm names for finite routines.
30981 * config/ia64/ia64.c (ia64_init_builtins): Ditto.
30983 2007-01-25 Richard Guenther <rguenther@suse.de>
30985 * doc/invoke.texi (-Wcoverage-mismatch): Document.
30986 * common.opt (-Wcoverage-mismatch): New warning option.
30987 * coverage.c (get_coverage_counts): Ignore coverage mismatch
30988 if -Wcoverage-mismatch is given.
30990 2007-01-25 Razya Ladelsky <razya@il.ibm.com>
30992 * ipa-cp.c (ipcp_insert_stage, ipcp_driver): Support for SSA.
30993 (ipcp_driver): Change to static definition.
30994 Add dumping of the ifunctions.
30995 (constant_val_insert): Remove unused parameter. Support for SSA.
30996 (ipcp_propagate_const): Support for SSA.
30997 (ipcp_profile_bb_print): Print only analyzed nodes.
30998 (ipcp_replace_map_create): Remove support for Fortran constant
31000 * ipa-prop.c (ipa_method_modify_stmt,
31001 ipa_callsite_compute_param): Support for SSA.
31002 * ipa-prop.h (ipcp_driver): Remove declaration.
31003 (IS_VALID_TREE_MAP_INDEX): Add define.
31005 2007-01-24 Geoffrey Keating <geoffk@apple.com>
31007 * unwind-dw2.c (execute_stack_op): Handle DW_OP_swap.
31009 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
31011 PR middle-end/30447
31012 * builtins.c (fold_builtin_cabs): Use MPFR to evaluate a
31013 constant argument to cabs and do it without checking for
31014 -funsafe-math-optimizations.
31016 2007-01-24 Douglas Gregor <dgregor@osl.iu.edu>
31018 * c-common.h (RID_FIRST_CXX0X): New.
31019 (RID_LAST_CXX0X): New.
31020 * c-opts.c (c_common_handle_option): -Wc++0x-compat is triggered
31022 * c.opt (Wc++0x-compat): New.
31023 * doc/invoke.texi (-Wc++0x-compat): Document.
31025 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
31027 * builtins.c (fold_builtin_carg): New.
31028 (fold_builtin_1): Use it.
31030 2007-01-24 Jan Hubicka <jh@suse.cz>
31032 * ipa-inline.c (cgraph_decide_inlining): Initialize initial_insns.
31034 * ipa-inline.c (initial_insns, max_insns): Delete.
31035 (compute_max_insns): New function.
31036 (cgraph_decide_inlining_of_small_function): Use it; take minimal
31037 amount of insns as base for code growth.
31038 (cgraph_decide_inlining): Make initial_insns local; do not compute
31040 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 60.
31041 * doc/invoke.texi (inline-unit-growth): Update docs.
31043 2007-01-24 Jakub Jelinek <jakub@redhat.com>
31045 * config/i386/i386.h (x86_cmpxchg16b): Remove const.
31046 (TARGET_CMPXCHG16B): Define to x86_cmpxchg16b.
31047 * config/i386/i386.c (x86_cmpxchg16b): Remove const.
31048 (override_options): Add PTA_CX16 flag. Set x86_cmpxchg16b
31049 for CPUs that have PTA_CX16 set.
31051 PR middle-end/27416
31052 * gimplify.c (omp_check_private): New function.
31053 (gimplify_scan_omp_clauses): Use it for
31054 firstprivate/lastprivate/reduction.
31056 PR middle-end/30494
31057 * gimplify.c (omp_add_variable): Don't call omp_notice_variable
31058 on TYPE_SIZE_UNIT for GOVD_LOCAL VLAs.
31060 PR middle-end/30421
31061 * omp-low.c (lower_omp_for_lastprivate): Add dlist argument.
31062 If lower_lastprivate_clauses emits some statements, append them
31063 to dlist rather than body_p and to body_p append an initializer.
31064 (lower_omp_for): Adjust caller.
31066 2007-01-24 Steve Ellcey <sje@cup.hp.com>
31068 * target.h (globalize_decl_name): New.
31069 * target-def.h (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
31070 * output.h (default_globalize_decl_name): New.
31071 * varasm.c (asm_output_bss): Use globalize_decl_name instead of
31073 (globalize_decl): Ditto.
31074 (default_globalize_decl_name): New.
31075 * config/ia64/ia64.c (ia64_globalize_decl_name): New.
31076 (ia64_handle_version_id_attribute): New.
31077 (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
31078 (ia64_asm_output_external): Use globalize_decl_name instead
31079 of globalize_label.
31080 * doc/extend.texi (version_id): New pragma.
31081 * doc/tm.texi (ARGET_ASM_GLOBALIZE_DECL_NAME): New target hook.
31083 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
31085 * unwind-dw2-fde.c (get_cie_encoding): Replaced _Unwind_Word with
31086 _uleb128_t and _Unwind_SWord with _sleb128_t.
31087 * unwind-dw2.c (extract_cie_info, execute_stack_op,
31088 execute_cfa_program, uw_frame_state_for, uw_update_context_1):
31090 * unwind-c.c (parse_lsda_header, PERSONALITY_FUNCTION): Likewise.
31091 * unwind-pe.h (read_uleb128, read_sleb128,
31092 read_encoded_value_with_base): Likewise.
31093 * unwind-generic.h: Define _sleb128_t and _uleb128_t types.
31095 2007-01-24 Richard Guenther <rguenther@suse.de>
31097 * builtins.c (expand_builtin_cexpi): Get the fndecl
31098 for cexp in the correct way.
31100 2007-01-24 Jan Hubicka <jh@suse.cz>
31102 * tree-ssa-dce.c (eliminate_unnecesary_stmts): Remove dead LHS
31105 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
31107 * c-cppbuiltin.c (builtin_define_type_sizeof): New function.
31108 (c_cpp_builtins): New builtin macros: __SIZEOF_INT__, __SIZEOF_LONG__,
31109 __SIZEOF_LONG_LONG__, __SIZEOF_SHORT__, __SIZEOF_POINTER__,
31110 __SIZEOF_FLOAT__, __SIZEOF_DOUBLE__, __SIZEOF_LONG_DOUBLE__,
31111 __SIZEOF_SIZE_T__, __SIZEOF_WCHAR_T__, __SIZEOF_WINT_T__ and
31112 __SIZEOF_PTRDIFF_T__.
31113 * doc/cpp.texi: Documentation for the new builtin macros added.
31115 2007-01-24 Uros Bizjak <ubizjak@gmail.com>
31117 * config/i386/i386.md (tanxf2, tan<mode>2, atan<mode>2, log<mode>2,
31118 log10<mode>2, log2<mode>2, expxf2, exp10xf2, exp2xf2): Use op2
31119 instead of operands[2] to avoid access past the end of array.
31121 2007-01-24 Richard Sandiford <richard@codesourcery.com>
31123 * reload1.c (emit_reload_insns): Pass the reload register
31124 for a non-spill output reload through forget_old_reloads_1.
31126 2007-01-23 Joseph Myers <joseph@codesourcery.com>
31128 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
31129 _SOFT_DOUBLE if doubles use software floating-point.
31130 * config/rs6000/libgcc-ppc-glibc.ver: Export additional long
31131 double functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
31132 * config/rs6000/darwin-ldouble.c: Also compile functions for
31133 hard-float without FPRs. Use fmsub function for all __NO_FPRS__
31134 cases. Compile extra functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
31135 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove
31136 commented-out long double override.
31137 (CPP_LONGDOUBLE_DEFAULT_SPEC): Likewise.
31138 * config/rs6000/eabispe.h: Likewise.
31139 * config/rs6000/rs6000.c (rs6000_override_options): Don't override
31140 long double for non-SPE.
31141 (rs6000_handle_option): Likewise.
31142 (invalid_e500_subreg): Disallow more subregs involding DImode,
31143 DFmode, TImode or TFmode.
31144 (rs6000_legitimate_offset_address_p): Check TFmode offsets for
31146 (legitimate_lo_sum_address_p): Also check for TFmode for E500
31148 (rs6000_legitimize_address): Also handle TFmode for E500 double.
31149 (rs6000_legitimize_reload_address): Also handle TFmode for E500
31151 (rs6000_legitimate_address): Also check for TFmode for E500
31153 (rs6000_emit_move): Use DFmode subregs of TFmode for E500 double.
31154 (spe_build_register_parallel): Handle TFmode and TCmode.
31155 (rs6000_spe_function_arg): Handle TFmode and TCmode for E500
31157 (function_arg): Handle TFmode and TCmode for E500 double.
31158 (rs6000_init_libfuncs): Initialize extra libfuncs for soft double
31160 (print_operand): Handle TFmode and TImode for %y.
31161 (rs6000_generate_compare): Handle TFmode comparisons for E500
31163 (spe_func_has_64bit_regs_p): Check for TFmode for E500 double.
31164 (rs6000_function_value): Handle TFmode and TCmode for E500 double.
31165 (rs6000_libcall_value): Handle TFmode and TCmode for E500 double.
31166 * config/rs6000/rs6000.h (CANNOT_CHANGE_MODE_CLASS): Check for
31167 TFmode for E500 double.
31168 * config/rs6000/rs6000.md (FP): Allow TF for E500 double.
31169 (floatsidf2): Enable for E500 double.
31170 (movtf_softfloat): Use rs6000_nonimmediate_operand.
31171 (extenddftf2): Change to extenddftf2_fprs.
31172 (extenddftf2): Call gen_spe_extenddftf2 or gen_extenddftf2_fprs
31173 depending on TARGET_E500_DOUBLE.
31174 (extendsftf2): Enable for E500 double.
31175 (trunctfdf2): Enable for E500 double.
31176 (trunctfsf2): Change to trunctfsf2_fprs.
31177 (trunctfsf2): Call gen_spe_trunctfsf2 or gen_trunctfsf2_fprs
31178 depending on TARGET_E500_DOUBLE.
31179 (floatsitf2): Enable for E500 double.
31180 (fix_trunctfsi2): Change to fix_trunctfsi2_fprs.
31181 (fix_trunctfsi2): Call gen_spe_fix_trunctfsi2 or
31182 gen_fix_trunctfsi2_fprs depending on TARGET_E500_DOUBLE.
31183 (negtf2): Change to negtf2_internal.
31184 (negtf2): New expander.
31185 (abstf2): Enable for E500 double. Call gen_spe_abstf2_tst,
31186 gen_spe_abstf2_cmp or gen_abstf2_internal depending on
31187 TARGET_E500_DOUBLE and flag_unsafe_math_optimizations.
31188 (movdi_internal32): Use rs6000_nonimmediate_operand.
31189 (unnamed splitter): Likewise.
31190 * config/rs6000/spe.md (CMPTFEQ_GPR, TSTTFEQ_GPR, CMPTFGT_GPR,
31191 TSTTFGT_GPR, CMPTFLT_GPR, TSTTFLT_GPR): New unspecs.
31192 (SPE64TF, DITI): New mode macros.
31193 (frob_df_di): Change to frob_<SPE64:mode>_<DITI:mode>; allow more
31196 (frob_<mode>_di_2): New.
31197 (frob_tf_di_8_2): New.
31198 (frob_di_df): Change to frob_di_<mode>; allow more modes.
31200 (frob_di_df_2): Change to frob_<DITI:mode>_<SPE64:mode>_2; allow
31202 (frob_ti_<mode>_8_2): New.
31203 (frob_ti_tf_2): New.
31204 (mov_si<mode>_e500_subreg0, mov_si<mode>_e500_subreg0_2,
31205 mov_si<mode>_e500_subreg4, mov_si<mode>_e500_subreg4_2): Allow
31207 (mov_sitf_e500_subreg8, mov_sitf_e500_subreg8_2,
31208 mov_sitf_e500_subreg12, mov_sitf_e500_subreg12_2): New.
31209 (spe_trunctfdf2_internal1, spe_trunctfsf2, spe_extenddftf2,
31210 spe_fix_trunctfsi2, spe_fix_trunctfsi2_internal,
31211 spe_negtf2_internal, spe_abstf2_cmp, spe_abstf2_tst): New.
31212 (cmptfeq_gpr, tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr,
31215 2007-01-23 Ian Lance Taylor <iant@google.com>
31217 * Makefile.in (OBJS-common): Reformat, alphabetize, but put
31219 (OBJS-archive): Reformat, alphabetize.
31220 (OBJS): Change out_object_file to OBJS-md.
31222 2007-01-23 Uros Bizjak <ubizjak@gmail.com>
31224 * config/i386/i386.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
31225 JUMP_P and CALL_P predicates where applicable.
31226 * config/i386/i386.c: Ditto.
31227 * config/i386/i386.md: Ditto.
31228 * config/i386/mmx.md: Ditto.
31229 * config/i386/predicates.md: Ditto.
31231 2007-01-22 Andreas Schwab <schwab@suse.de>
31233 * config/m68k/m68k.h: Fix comment.
31235 2007-01-22 Jan Hubicka <jh@suse.cz>
31237 * passes.c (init_optimization_passes): Do not rerun
31238 pass_early_warn_uninitialized.
31240 2007-01-22 Richard Guenther <rguenther@suse.de>
31242 PR tree-optimization/30038
31243 * tree-ssa-math-opts.c (maybe_record_sincos): New static helper
31245 (execute_cse_sincos_1): Likewise.
31246 (execute_cse_sincos): Likewise.
31247 (gate_cse_sincos): Likewise.
31248 (pass_cse_sincos): New pass CSEing sin() and cos() calls using
31249 the cexpi() canonicalization of sincos().
31250 * tree-pass.h (pass_cse_sincos): Declare.
31251 * passes.c (init_optimization_passes): New pass pas_cse_sincos.
31253 2007-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
31255 PR rtl-optimization/29329
31256 * combine.c (replaced_rhs_insn): Rename to i2mod.
31257 (replaced_rhs_value): Rename to i2mod_new_rhs.
31258 (i2mod_old_rhs): New global variable.
31259 (combine_instructions): Adjust for above change. Save a copy of
31260 the old RHS into i2mod_old_rhs when the contents of a REG_EQUAL
31261 note are substituted in the second instruction.
31262 (distribute_notes) <REG_DEAD>: Adjust for above change. Do not
31263 ditch the note if it pertains to the second eliminated register
31264 and this register is mentioned in i2mod_old_rhs.
31267 2006-09-12 Eric Botcazou <ebotcazou@libertysurf.fr>
31269 * combine.c (distribute_notes) <REG_DEAD>: Do not consider SETs past
31270 the insn to which the note was originally attached.
31272 2007-01-21 Jan Hubicka <jh@suse.cz>
31274 * ipa-inline.c (inlining_mode): Comment, move up.
31275 (cgraph_decide_inlining_incrementally): Do not perform inlining
31276 itself; fix handling of flattening of self recursive functions.
31277 (cgraph_find_cycles): Remove.
31278 (cgraph_flatten_node): Remove.
31279 (cgraph_decide_inlining): Use incremental inliner to handle flattening.
31280 (try_inline): New function.
31281 (cgraph_early_inlining): Update call of
31282 cgraph_decide_inlining_incrementally. Apply inlining here.
31283 (apply_inline): Update call of cgraph_decide_inlining_incrementally.
31285 2007-01-21 Dirk Mueller <dmueller@suse.de>
31288 * tree-vrp.c (check_array_bounds): do not warn
31289 about ADDR_EXPR's of ARRAY_REF's which are immediately
31290 used in binary expressions.
31292 2007-01-21 Ira Rosen <irar@il.ibm.com>
31294 * tree-vectorizer.h (struct _stmt_vec_info): Add new field
31295 read_write_dep and macros for its access.
31296 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
31297 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Remove
31298 argument, call vect_check_interleaving for every independent pair of
31299 data-refs. Mark loads that access the same memory location as a store
31301 (vect_check_dependences): Remove.
31302 (vect_analyze_data_ref_dependences): Remove vect_check_dependences
31303 call, fix the call to vect_analyze_data_ref_dependence.
31304 (vect_analyze_data_ref_access): For statements that access the same
31305 data-ref, check that they are not stores; for loads, check that there
31306 is no store that access the same location.
31308 2007-01-20 Roger Sayle <roger@eyesopen.com>
31309 Joseph Myers <joseph@codesourcery.com>
31311 * doc/invoke.texi (-fdump-rtl-combine): Fix under/overfull hbox.
31312 (-fdump-rtl-stack): Likewise.
31313 (-fno-signed-zeros): Use @minus{} for a minus sign. Correct typo.
31314 (-mcheck-zero-division, -mcpu): Fix under/overfull hbox.
31315 (-mpt-fixed): Use @minus{} for minus sign.
31316 (Using Precompiled Headers): Fix under/overfull hbox.
31318 2007-01-20 Jan Hubicka <jh@suse.cz>
31320 * tree-flow.h (struct stmt_ann_d): Move references_memory to proper
31321 place within annotation.
31323 2007-01-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
31325 * pa.c (output_move_double): Change array size of xoperands to 4.
31327 2007-01-20 Jan Hubicka <jh@suse.cz>
31329 * tree-tailcall.c (adjust_return_value): Do not use RESULT_DECL
31332 2007-01-19 Ian Lance Taylor <iant@google.com>
31334 * expmed.c (expand_divmod) [TRUNC_MOD_EXPR, TRUNC_DIV_EXPR]: Cast
31335 constant to unsigned HOST_WIDE_INT before negating.
31337 2007-01-19 Ian Lance Taylor <iant@google.com>
31339 * tree-ssa-operands.h (struct vuse_vec_d): Change num_vuse field
31341 (VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Use unsigned comparison.
31342 (VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
31343 (SET_VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Likewise.
31344 (SET_VUSE_ELEMENT_VAR) [ENABLE_CHECKING]: Likewise.
31345 (SET_VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
31346 (realloc_vdef, realloc_vuse): Change second parameter to
31348 (ssa_operand_iterator_d): Change vuse_index and mayuse_index
31349 fields to unsigned.
31350 * tree-ssa-operands.c (realloc_vop): Change num_elem parameter to
31351 unsigned. Change x and lim locals to unsigned.
31352 (realloc_vdef, realloc_vuse): Change num_elem parameter to
31354 (finalize_ssa_vuse_ops): Change old_i local to unsigned.
31355 (copy_virtual_operands): Change i and n locals to unsigned.
31357 2007-01-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
31359 PR middle-end/29335
31360 * builtins.c (fold_builtin_1): Handle builtin fdim.
31362 2007-01-20 Jan Hubicka <jh@suse.cz>
31364 * tree-ssa.c (init_tree_ssa): Do not call init_alias_heapvars.
31365 * tree-ssa-structalias.c (compute_points_to_sets): Do call
31366 init_alias_heapvars.
31367 (init_alias_heapvars): Initialize only when not already initialized.
31368 (delete_alias_heapvars): Set heapvar_for_stmt to NULL.
31370 2007-01-19 Roger Sayle <roger@eyesopen.com>
31372 * common.opt (fsigned-zeros): New command line option.
31373 * flags.h (HONOR_SIGNED_ZEROS): Control via flag_signed_zeros instead
31374 of flag_unsafe_math_optimizations.
31375 * opts.c (set_fast_math_flags): The -ffast-math command line option
31376 implies -fno-signed-zeros.
31377 (fast_math_flags_set_p): Likewise.
31379 * doc/invoke.texi: Document new -fno-signed-zeros option, and update
31380 the documentation of -ffast-math appropriately. Wrap long lines.
31382 2007-01-19 Steve Ellcey <sje@cup.hp.com>
31384 * system.h (ASM_MAKE_LABEL_LINKONCE): Poison.
31385 * varasm.c (globalize_decl): Remove ASM_MAKE_LABEL_LINKONCE ifdef.
31387 2007-01-19 Tomas Bily <tbily@suse.cz>
31389 * cgraphunit.c (cgraph_finalize_function): Updating of pid
31391 (tree_init_ic_make_global_vars): New function
31392 (tree_init_edge_profiler): call of tree_init_ic_make_global_vars
31393 (tree_gen_ic_profiler): New function
31394 (tree_gen_ic_func_profiler): New function
31395 (tree_profiling): Added calling of tree_gen_ic_func_profiler
31396 (tree_profile_hooks): Added hook for indirec/virtual calls
31397 * value-prof.c (tree_find_values_to_profile): New case for
31399 (tree_values_to_profile): Call for determining indirect/virtual
31401 (tree_indirect_call_to_profile): New function
31402 (tree_ic_transform): New function
31403 (tree_ic): New function
31404 (find_func_by_pid): New function
31405 (init_pid_map): New function
31406 (tree_value_profile_transformations): Added check for
31407 indirect/virtual call transformation
31408 * value-prof.h (enum hist_type): New counter type for
31409 indirect/virtual calls
31410 (profile_hooks): Added new hook for profiling indirect/virtual
31412 * profile.c (instrument_values): New case for indirect/virtual
31414 * gcov-io.h (GCOV_LAST_VALUE_COUNTER): Changed to 6
31415 (GCOV_COUNTER_V_INDIR): New counter type
31416 (GCOV_COUNTER_NAMES): New name of counter "indirect" added
31417 (GCOV_MERGE_FUNCTIONS): New merge function for indirect/virtual
31419 * cgraph.c: Definition of cgraph_max_pid
31420 (cgraph_create_node): Default init of pid attribute
31421 * cgraph.h: Declaration of cgraph_max_pid
31422 (struct cgraph_node): Added pid attribute
31423 * libgcov.c (__gcov_indirect_call_profiler): New function
31424 (__gcov_one_value_profiler_body): New function
31425 (__gcov_one_value_profiler): Body was moved to
31426 __gcov_one_value_profiler_body and calls it
31428 2007-01-19 Basile Starynkevitch <basile@starynkevitch.net>
31430 * doc/gty.texi (Options): Document the mark_hook option to GTY.
31431 * gengtype.c (write_types_data, write_func_for_structure,
31432 write_types, ggc_wtd, pch_wtd): Add skip_hooks to
31433 write_types_data, ggc_wtd, pch_wtd for processing mark_hook.
31434 (walk_type, write_func_for_structure): Generate the mark_hook if
31437 2007-01-19 Jan Hubicka <jh@suse.cz>
31439 * ipa-inline.c (cgraph_decide_inlining_incrementally): Instead of
31440 'early' argument take inlining mode argument specifying whether to
31441 inline for size/speeed or all functions; add support for flattening;
31443 (cgraph_early_inlining): Update call of decide_inlining_incrementally.
31445 2007-01-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
31448 * toplev.c (warn_deprecated_use): Use %qD instead of %qs to print
31449 the name of the declared identifier.
31451 2007-01-19 Dirk Mueller <dmueller@suse.de>
31453 * config/i386.h (CONDITIONAL_REGISTER_USAGE): Store
31454 result of PIC_OFFSET_TABLE_REGNUM in temporary variable to avoid
31455 duplicate evaluation.
31457 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
31459 * config/i386/i386.md (acos<mode>2): Rename from acossf2 and acosdf2.
31460 Macroize expander using X87MODEF12 mode macro. Extend operand 1
31461 to XFMode, use acosxf2 and truncate result to requested mode.
31462 Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
31463 (asin<mode>2): Similarly, with asin expanders.
31464 (*fscalexf4_i387): Rename from *fscalexf4.
31465 (expNcorexf3): New expander.
31466 (expxf2, exp10xf2, exp2xf2): Use expNcorexf3 expander.
31467 (exp<mode>2): Rename from expsf2 and expdf2. Macroize expander using
31468 X87MODEF12 mode macro. Extend operand 1 to XFMode, use expxf2 and
31469 truncate result to requested mode. Use SSE_FLOAT_MODE_P to disable
31470 patterns for SSE math.
31471 (exp10<mode>2): Similarly, with exp10 expanders.
31472 (exp2<mode>2): Similarly, with exp2 expanders.
31473 (expm1<mode>2): Similarly, with expm1 expanders.
31474 (ldexp<mode>3): Similarly, with ldexp expanders.
31475 (log<mode>2, log10<mode>2, log2<mode>2, log1p<mode>2, logb<mode>2):
31476 Use gen_truncxf<mode>2_i387_noop to truncate result.
31478 2007-01-19 Richard Sandiford <richard@codesourcery.com>
31480 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Define to 32
31481 for ColdFire targets.
31483 2007-01-19 Nathan Sidwell <nathan@codesourcery.com>
31484 Richard Sandiford <richard@codesourcery.com>
31486 * config/m68k/m68k.h (M68K_STATIC_CHAIN_REG_NAME): New macro.
31487 (INITIALIZE_TRAMPOLINE): Use STATIC_CHAIN_REGNUM.
31488 (__transfer_from_trampoline): Use M68K_STATIC_CHAIN_REG_NAME.
31489 * config/m68k/m68kelf.h (STATIC_CHAIN_REGNUM): Override.
31490 (M68K_STATIC_CHAIN_REG_NAME): Likewise.
31491 * config/m68k/netbsd-elf.h (M68K_STATIC_CHAIN_REG_NAME): Likewise.
31493 2007-01-19 Richard Sandiford <richard@codesourcery.com>
31495 * config/m68k/m68k.md (adddi_dilshr32): Rename to...
31496 (*adddi_dilshr32): ...this. Fix formatting. Remove commented-out
31497 non-canonical pattern. Restrict to !TARGET_COLDFIRE.
31498 (*adddi_dilshr32_cf): New pattern.
31499 (adddi3, subdi3): Remove first alternatives.
31501 2007-01-19 Richard Sandiford <richard@codesourcery.com>
31503 * config/m68k/m68k.c (notice_update_cc): If an SFmode move is
31504 implemented using move.l, do not use its cc result for floating-point
31507 2007-01-19 Richard Sandiford <richard@codesourcery.com>
31509 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Stop the 'T' constraint
31510 from accepting 's' constraints if flag_pic.
31512 2007-01-19 Richard Sandiford <richard@codesourcery.com>
31514 * config/m68k/m68k.md (bordered, bunordered, buneq, bunge, bungt)
31515 (bunle, bunlt, bltgt, bordered_rev, bunordered_rev, buneq_rev)
31516 (bunge_rev, bungt_rev, bunle_rev, bunlt_rev, bltgt_rev): Change
31517 condition from TARGET_68881 to TARGET_HARD_FLOAT.
31519 2007-01-19 Sandra Loosemore <sandra@codesourcery.com>
31521 * longlong.h (count_leading_zeros, COUNT_LEADING_ZEROS_0): Add
31522 ColdFire alternatives.
31523 * config/m68k/m68k.h (CLZ_DEFINED_VALUE_AT_ZERO): New macro.
31524 * config/m68k/m68k.md (clzsi2): Define for ColdFire
31525 architectures that support ff1 instruction.
31527 2007-01-19 Richard Sandiford <richard@codesourcery.com>
31528 Julian Brown <julian@codesourcery.com>
31530 * config/m68k/m68k.h (CONST_OK_FOR_LETTER_P): Add an 'R' case.
31531 * config/m68k/m68k.md (*movsi_cfv4): Fold into...
31532 (*movsi_cf): ...here. Remove unnecessary 'R' from 'Rg'.
31535 2007-01-19 Richard Sandiford <richard@codesourcery.com>
31537 * config/m68k/m68k-protos.h (valid_mov3q_const): Take a HOST_WIDE_INT
31539 (output_move_const_into_data_reg, output_move_simode_const): Delete.
31540 * config/m68k/m68k.c (const_method, const_int_cost): Take a
31541 HOST_WIDE_INT instead of an rtx.
31542 (m68k_rtx_costs): Update call accordingly.
31543 (output_move_const_into_data_reg): Likewise. Fix formatting.
31544 (valid_mov3q_const): Take a HOST_WIDE_INT instead of an rtx.
31546 (output_move_simode_const): Update calls after above changes.
31547 Rework to use automatic variables and predicates like MEM_P.
31548 * config/m68k/m68k.md (pushexthisi_const): Update call to
31551 2007-01-19 Dirk Mueller <dmueller@suse.de>
31553 * tree-ssa-alias.c (perform_var_substitution): Fix typo
31554 in dump_flags test.
31556 2007-01-19 Richard Guenther <rguenther@suse.de>
31558 * builtins.c (expand_builtin_cexpi): Fall back to expanding
31559 via cexp in case sincos is not available.
31561 2007-01-19 Richard Guenther <rguenther@suse.de>
31563 * doc/tm.texi (TARGET_HAS_SINCOS): Document new target macro.
31564 * defaults.h (TARGET_HAS_SINCOS): Default to off.
31565 * config/linux.h (TARGET_HAS_SINCOS): Set to on if we have glibc.
31566 * config/alpha/linux.h (TARGET_HAS_SINCOS): Likewise.
31567 * config/sparc/linux.h (TARGET_HAS_SINCOS): Likewise.
31568 * config/sparc/linux64.h (TARGET_HAS_SINCOS): Likewise.
31569 * config/rs6000/linux.h (TARGET_HAS_SINCOS): Likewise.
31570 * config/rs6000/linux64.h (TARGET_HAS_SINCOS): Likewise.
31572 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
31574 * config/i386/i386.md (*fpatanxf3_i387, fpatan_extend<mode>xf3_i387):
31576 (atan2sf3_1, atan2df3_1, atan2xf3_1): Remove insn patterns.
31577 (atan2xf3): Directly generate RTL pattern.
31578 (atan2<mode>3): Rename from atan2sf3 and atan2df3 and macroize insn
31579 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
31580 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
31581 disable patterns for SSE math.
31582 (atan<mode>2): Rename from atansf2 and atandf2 and macroize insn
31583 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
31584 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
31585 disable patterns for SSE math.
31587 2007-01-19 Alexandre Oliva <aoliva@redhat.com>
31589 * libgcc-std.ver: Fix typo in %inherit for GCC_4.3.0.
31591 2007-01-18 Roger Sayle <roger@eyesopen.com>
31593 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Optimize away a
31594 VIEW_CONVERT_EXPR to the same type as it's operand.
31596 2007-01-18 David Edelsohn <edelsohn@gnu.org>
31598 * config/rs6000/darwin-ldouble.c: Only build _SOFT_FLOAT if
31599 configured for long double 128.
31601 2007-01-18 Mike Stump <mrs@apple.com>
31603 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Fix build
31606 2007-01-18 Michael Meissner <michael.meissner@amd.com>
31608 * config/i386/i386.c (ix86_compute_frame_layout): Make fprintf's
31609 in #if 0 code type correct.
31611 2007-01-18 Jan Hubicka <jh@suse.cz>
31613 * tree-ssa-operands.c (vop_free_bucket_size): Never return value
31614 greater than NUM_VOP_FREE_BUCKETS.
31616 2007-01-18 Daniel Berlin <dberlin@dberlin.org>
31618 * tree-ssa-structalias.c: Update comments.
31619 (ptabitmap_obstack): Removed.
31620 (pta_obstack): New.
31621 (oldpta_obstack): Ditto.
31622 (stats): Add a few members.
31623 (struct variable_info): Remove node, complex, address_taken, and
31624 indirect_target members. Add oldsolution member.
31625 (new_var_info): Do not initialize removed members.
31626 (constraint_expr_type): Remove INCLUDES.
31627 (constraint_graph): Add size, implicit_preds, rep,
31628 indirect_cycles, eq_rep, label, direct_nodes, and complex members.
31629 (FIRST_REF_NODE): New macro.
31630 (LAST_REF_NODE): Ditto.
31631 (FIRST_ADDR_NODE): Ditto.
31632 (find): New function.
31634 (dump_constraint): Do not handle INCLUDES.
31635 (insert_into_complex): Do not insert duplicate constraints.
31636 (condense_varmap_nodes): Renamed and rewritten into ...
31637 (merge_node_constraints): This. Also fix bug in handling of
31638 offseted copy constraints.
31639 (clear_edges_for_node): No longer need to deal with preds at all,
31640 or removing associated preds/succs.
31641 (merge_graph_nodes): Deal with indirect_cycles.
31642 Don't deal with predecessors.
31643 (add_implicit_graph_edge): New function.
31644 (add_pred_graph_edge): Ditto.
31645 (add_graph_edge): Don't deal with predecessors.
31646 (build_constraint_graph): Removed.
31647 (build_pred_graph): New function.
31648 (build_succ_graph): Ditto.
31649 (struct scc_info): Removed in_component. Added roots, dfs, and
31650 node_mapping. Remove visited_index, unification_queue.
31651 (scc_visit): Deal with union-find we do now.
31652 Deal with cycles with REF nodes.
31653 (collapse_nodes): Renamed and rewritten to ...
31654 (unify_nodes): This.
31655 (process_unification_queue): Removed.
31656 (topo_visit): Cleanup
31657 (do_da_constraint): Use find.
31658 (do_sd_constraint): Ditto.
31659 (do_ds_constraint): Ditto.
31660 (do_complex_constraint): Ditto.
31661 (init_scc_info): Update for removed and added members.
31662 (find_and_collapse_graph_cycles): Renamed and rewritten into ...
31663 (find_indirect_cycles): This.
31664 (equivalence_class): New variable.
31665 (label_visit): New function.
31666 (perform_variable_substitution): Rewritten.
31667 (free_var_substitution_info): New function.
31668 (find_equivalent_node): Ditto.
31669 (move_complex_constraints): Ditto.
31670 (eliminate_indirect_cycles): Ditto.
31671 (solve_graph): Only propagate changed bits.
31672 Use indirect cycle elimination.
31674 (tree_id_t): Rename to tree_vi_t, delete id member, add vi member.
31675 (tree_id_eq): Renamed to ...
31676 (tree_vi_eq): This. Update for member change
31677 (insert_id_for_tree): Renamed and rewritten to ...
31678 (insert_vi_for_tree): This.
31679 (lookup_id_for_tree): Renamed and rewritten to ...
31680 (lookup_vi_for_tree): This.
31681 (get_id_for_tree): Renamed and rewritten to ...
31682 (get_vi_for_tree): Ditto.
31683 (get_constraint_exp_from_ssa_var): Update to use get_vi_for_tree.
31684 (process_constraint): Don't handle INCLUDES.
31685 Remove special ADDRESSOF case.
31686 (find_func_aliases): Rewrite to use vi functions instead of id
31688 (create_function_info_for): Ditto.
31689 (create_variable_info_for): Ditto.
31690 (intra_create_variable_infos): Ditto.
31691 (merge_smts_into): Ditto.
31692 (find_what_p_points_to): Ditto.
31693 (init_base_vars): Ditto.
31694 (init_alias_vars): Ditto.
31695 (remove_preds_and_fake_succs): New function.
31696 (dump_sa_points_to_info): Dump new stats.
31697 (dump_solution_for_var): Use find.
31698 (set_used_smts): Fix formatting.
31699 (compute_points_to_sets): Updated for new functions.
31700 (ipa_pta_execute): Ditto.
31702 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
31703 Richard Sandiford <richard@codesourcery.com>
31705 * doc/tm.texi (TARGET_FUNCTION_VALUE): Expand documentation of
31707 * calls.c (expand_call): If the return value is a PARALLEL,
31708 extract its first member.
31709 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Remove.
31710 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
31711 use FUNCTION_EXTRA_EPILOGUE.
31712 (m68k_function_value): Return a PARALLEL if the return value
31713 is of a pointer type.
31714 * config/m68k/netbsd-elf.h (current_function_returns_pointer)
31715 (FUNCTION_EXTRA_EPILOGUE): Remove.
31716 * config/m68k/m68k.md (D0_REG): New constant.
31718 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
31720 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
31721 output a NOP for empty epilogues.
31723 2007-01-18 Richard Sandiford <richard@codesourcery.com>
31725 * config/m68k/m68k.c (m68k_use_return_insn): Update comments
31726 before function. Extend register save check to include all
31727 registers, not just integer ones.
31729 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
31731 * config/m68k/m68k-protos.h (use_return_insn): Rename to...
31732 (m68k_use_return_insn): ...this.
31733 * config/m68k/m68k.h (USE_RETURN_INSN): Delete.
31734 * config/m68k/m68k.c (use_return_insn): Rename to...
31735 (m68k_use_return_insn): ...this.
31736 * config/m68k/m68k.md (return): Use m68k_use_return_insn instead
31737 of USE_RETURN_INSN.
31739 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
31741 * config/m68k/fpgnulib.c (__truncdfsf2): Implement round to
31742 nearest even, fix denormal rounding overflow.
31744 2007-01-18 Richard Sandiford <richard@codesourcery.com>
31746 * config/m68k/m68k.md (movsf_cf_hard): Use fsmove instead of
31747 f%$smove and f%$move.
31748 (movdf_cf_hard): Use fdmove for cases 0 and 3 and fmove for case 1.
31749 (extendsfdf2_cf): Use fdmove instead of f%&move.
31750 (truncdfsf2_cf): Use fsmove instead of f%$smove.
31751 (add<mode>3_cf, sub<mode>3_cf): Use <FP:prec> instead of <FP:round>.
31753 2007-01-18 Richard Sandiford <richard@codesourcery.com>
31755 * config/m68k/m68k.md (movdf_cf_hard): Use output_move_double for
31758 2007-01-18 Richard Sandiford <richard@codesourcery.com>
31760 * real.h (real_format): Add a canonical_nan_lsbs_set field.
31761 (coldfire_single_format): Declare.
31762 (coldfire_double_format): Likewise.
31763 * real.c (encode_ieee_single): Use canonical_nan_lsbs_set instead
31764 of qnan_msb_set to determine the lower bits of a canonical
31766 (encode_ieee_double): Likewise.
31767 (encode_ieee_quad): Likewise.
31768 (ieee_single_format): Initialize canonical_nan_lsbs_set.
31769 (mips_single_format): Likewise.
31770 (ieee_double_format): Likewise.
31771 (mips_double_format): Likewise.
31772 (ieee_extended_motorola_format): Likewise.
31773 (ieee_extended_intel_96_format): Likewise.
31774 (ieee_extended_intel_128_format): Likewise.
31775 (ieee_extended_intel_96_round_53_format): Likewise.
31776 (ibm_extended_format): Likewise.
31777 (mips_extended_format): Likewise.
31778 (ieee_quad_format): Likewise.
31779 (mips_quad_format): Likewise.
31780 (vax_f_format): Likewise.
31781 (vax_d_format): Likewise.
31782 (vax_g_format): Likewise.
31783 (i370_single_format): Likewise.
31784 (i370_double_format): Likewise.
31785 (decimal_single_format): Likewise.
31786 (decimal_double_format): Likewise.
31787 (decimal_quad_format): Likewise.
31788 (c4x_single_format): Likewise.
31789 (c4x_extended_format): Likewise.
31790 (real_internal_format): Likewise.
31791 (coldfire_single_format): New real_format.
31792 (coldfire_double_format): Likewise.
31793 * config/pdp11/pdp11.c (pdp11_f_format): Initialize
31794 canonical_nan_lsbs_set.
31795 (pdp11_d_format): Likewise.
31796 * config/m68k/m68k.c (override_options): Override REAL_FORMAT_MODE
31797 if TARGET_COLDFIRE_CPU.
31799 2007-01-18 Richard Sandiford <richard@codesourcery.com>
31801 * config/m68k/m68k-protos.h (m68k_output_pic_call): Delete.
31802 (output_call, m68k_legitimize_call_address): Declare.
31803 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Remove unnecessary
31804 parenthesees. Add support for a 'W' constraint.
31805 (LEGITIMATE_PIC_OPERAND_P): Remove SYMBOL_REF_FLAG handling.
31806 (PRINT_OPERAND_PUNCT_VALID_P): Remove comment about 'o'.
31807 (m68k_symbolic_call, m68k_symbolic_jump): Declare.
31808 * config/m68k/m68k.c (m68k_symbolic_call, m68k_symbolic_jump): New
31810 (override_options): Initialize them. Do not set flag_no_function_cse
31811 for TARGET_ID_SHARED_LIBRARY.
31812 (m68k_output_pic_call): Delete.
31813 (m68k_legitimize_call_address): New function.
31814 (print_operand): Remove the %o prefix. Handle the %p prefix.
31815 (output_call): New function.
31816 (m68k_output_mi_thunk): Use m68k_symbolic_jump. Always load the
31817 target address from the GOT if symbolic jumps are not allowed.
31818 * config/m68k/m68k.md (call, general_operand): Do not set
31819 SYMBOL_REF_FLAG. Use m68k_legitimize_call_address instead.
31820 Merge separate flag_pic and !flag_pic define_insns into...
31821 (*call, *call_value): ...these new patterns. Match the address
31822 rather than the containing MEM and require it to be a call_operand.
31823 Use output_call to generate the asm template.
31824 * config/m68k/predicates.md (const_call_operand): New predicate.
31825 (call_operand): Likewise.
31827 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
31829 * config/m68k/m68k.h (REGISTER_MOVE_COST): Simplify definition.
31830 (STACK_GROWS_DOWNWARD): Define to 1.
31831 (FUNCTION_VALUE, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Equivocate
31832 comments, emphasizing that these values are only defaults.
31833 * config/m68k/linux.h (LINK_SPEC): Fix formatting in #undef.
31834 * config/m68k/m68k.c (const_method): Remove trailing whitespace.
31836 2007-01-18 Richard Sandiford <richard@codesourcery.com>
31838 * config/m68k/m68k.md (cmpsi): Remove outdated flag_pic handling.
31840 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
31841 Richard Sandiford <richard@codesourcery.com>
31843 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P)
31844 (FP_REGNO_P): New macros.
31845 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P, REGNO_OK_FOR_DATA_P)
31846 (REGNO_OK_FOR_FP_P, REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Use them.
31847 (EH_RETURN_STACKADJ_RTX): Use A0_REG.
31848 * config/m68k/m68k.c (m68k_regno_mode_ok): Use the new REGNO macros.
31850 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
31852 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
31853 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-rtems*): Add t-floatlib
31855 * config/m68k/t-floatlib: New file, extracting common code from...
31856 * config/m68k/t-m68kbare, config/m68k/t-m68kelf,
31857 * config/m68k/t-uclinux: Here.
31858 * config/m68k/fpgnulib.c: Do not compile extendeed precision
31859 routines on ColdFire targets.
31861 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
31863 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
31864 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*)
31865 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-linux*)
31866 (m68k-*-rtems*): Use tm_file rather than m68k/m68k.h and
31867 explicitly set MOTOROLA to 1.
31868 * config/m68k/m68k.h (MOTOROLA): Simplify definition accordingly.
31870 2007-01-18 Richard Sandiford <richard@codesourcery.com>
31871 Nathan Sidwell <nathan@codesourcery.com>
31873 * config/m68k/m68k.h (PCC_STATIC_STRUCT_RETURN): Delete.
31874 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Add MOTOROLA cases.
31875 * config/m68k/coff.h (REGISTER_PREFIX_MD): Delete.
31876 * config/m68k/m68020-elf.h (LIB_SPEC): Delete.
31877 * config/m68k/m68k-none.h (CC1_SPEC, CPP_SUBTARGET_SPEC): Delete.
31878 * config/m68k/m68kelf.h (IMMEDIATE_PREFIX, REGISTER_PREFIX_MD)
31879 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Delete.
31880 (NO_DOLLAR_IN_LABEL, PCC_STATIC_STRUCT_RETURN): Don't undefine.
31881 (BSS_ASM_OP, ASM_OUTPUT_SKIP, ASM_OUTPUT_ASCII): Delete.
31882 * config/m68k/m68kemb.h (PCC_STATIC_STRUCT_RETURN): Don't undefine.
31883 * config/m68k/linux.h (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE)
31884 (WCHAR_TYPE_SIZE, TARGET_OBJFMT_CPP_BUILTINS): Delete.
31885 (TARGET_OS_CPP_BUILTINS): Don't define mc68000 and mc68020 here.
31886 (DBX_REGISTER_NUMBER): Delete.
31887 * config/m68k/netbsd-elf.h (IMMEDIATE_PREFIX): Delete.
31888 (PCC_STATIC_STRUCT_RETURN): Don't undefine.
31889 * config/m68k/openbsd.h (PCC_STATIC_STRUCT_RETURN): Define.
31891 2007-01-18 Richard Sandiford <richard@codesourcery.com>
31893 * config.gcc (m68k-*-uclinux*): Add flat.h to $tm_file.
31894 * config/flat.h: New file.
31895 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define if
31896 OBJECT_FORMAT_FLAT.
31897 * config/m68k/m68k.h (ASM_PREFERRED_EH_DATA_FORMAT): Do not use
31898 indirect references for -msep-data or -mid-shared-library.
31899 Do not use PC-relative code addresses either.
31900 * config/m68k/m68k.c (override_options): Restrict -fPIC error
31902 * config/m68k/uclinux.h (STARTFILE_SPEC): Define. Use Scrt1.o
31903 for shared libraries and crt1.o for executables. Use crti.o and
31905 (ENDFILE_SPEC): Use crtend.o and crtn.o.
31906 (LIB_SPEC): Suppress -Rlibc.gdb if -static-libc is given.
31907 Do not add -elf2flt or -shared-lib-id options here.
31908 (LINK_SPEC): Define. Pass -elf2flt if no -elf2flt option is given.
31909 Pass -shared-lib-id if -mid-shared-library, taking the library
31910 identifier from -mshared-library-id if given, otherwise
31912 (EH_FRAME_IN_DATA_SECTION): Do not undefine.
31913 (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Likewise.
31914 (TARGET_OS_CPP_BUILTINS): Define __GXX_MERGED_TYPEINFO_NAMES=0
31915 and __GXX_TYPEINFO_EQUALITY_INLINE=0 if -mid-shared-library.
31916 (DRIVER_SELF_SPECS): Map unadorned PIC options to -msep-data.
31917 * config/m68k/t-uclinux (EXTRA_MULTILIB_PARTS): Add crtbegin.o
31919 * config/m68k/lb1sf68.asm (PICCALL): Use an lea and pc-relative
31920 jump sequence for ISA A and ISA A+.
31921 (PICJUMP): Likewise.
31923 2007-01-18 Richard Sandiford <richard@codesourcery.com>
31925 * config.gcc (m68k-*-uclinux*): Base the port on the common
31926 and m68k GNU/Linux files rather than on the generic ELF ones.
31927 * config/m68k/uclinux.h (TARGET_VERSION): Override.
31928 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
31930 2007-01-18 Julian Brown <julian@codesourcery.com>
31931 Richard Sandiford <richard@codesourcery.com>
31933 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Make 64-bit on ColdFire.
31934 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
31935 * config/m68k/netbsd-elf.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Undefine
31937 * config/m68k/uclinux-oldabi.h (LONG_DOUBLE_TYPE_SIZE): Redefine to
31938 80 unconditionally.
31939 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
31941 2007-01-18 Richard Sandiford <richard@codesourcery.com>
31943 * doc/install.texi: Document m68k-uclinuxoldabi.
31944 * config.gcc (m68k-*-uclinuxoldabi): New configuration.
31945 * config/m68k/uclinux-oldabi.h: New file, copied from
31946 config/m68k/uclinux.h.
31948 2007-01-18 Kaz Kojima <kkojima@rr.iij4u.or.jp>
31950 * config/m32r/m32r-protos.h (m32r_expand_epilogue): Declare it.
31951 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Use gen_frame_mem.
31952 (m32r_compute_frame_size): Use unsigned for regno.
31953 (m32r_reload_lr): Use gen_frame_mem.
31955 (m32r_output_function_epilogue): Don't output the function epilogue
31957 (m32r_expand_epilogue): New.
31958 (direct_return): Return false if the function has the interrupt
31960 (m32r_hard_regno_rename_ok): Remove code for the textual epilogue.
31961 * config/m32r/m32r.md (epilogue): New expander.
31962 (return_lr, return_rte): New insns.
31963 (return): Make it expander.
31964 (return_normal): New expander.
31966 2007-01-18 Josh Conner <jconner@apple.com>
31969 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Add
31970 support for UNLE, UNLT, UNGE, and UNGT.
31972 2007-01-18 Jan Hubicka <jh@suse.cz>
31974 * tree-vrp.c (finalize_jump_threads): Do not call cleanup_cfg by hand.
31975 * tree-tailcall (add_virtual_phis): Likewise.
31976 (optimize_tail_call): Return TODOs.
31977 (execute_tail_calls): Return TODOs.
31978 * tree-ssa-ccp (execute_fold_all_builtins): Do cleanup_cfg via TODO.
31979 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Return if something
31981 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
31982 Cleanup cfg using TODO.
31983 * tree-flow.h (cleanup_tree_cfg_loop): Update prototype.
31984 * passes.c (execute_function_todo): When cleanup did something, remove
31986 * tree-cfg.c (pass_build_cfg): Add cleanup_cfg TODO.
31987 (make_edges): Don't cleanup_cfg.
31989 2007-01-18 Uros Bizjak <ubizjak@gmail.com>
31991 * reg-stack.c (subst_stack_regs_pat) [UNSPEC_SINCOS_COS,
31992 UNSPEC_XTRACT_FRACT]: Use generic code for instructions that
31993 operate on the top of stack.
31994 [UNSPEC_SINCOS_SIN, UNSPEC_XTRACT_EXP, UNSPEC_TAN]: Rewrite
31995 register handling of instructions that output to the second
31997 [UNSPEC_TAN_ONE, UNSPEC_TAN_TAN]: Remove.
31998 (move_for_stack_reg): Special-case check for dead destination
31999 stack slot for constant load of 1.0 inside UNSPEC_TAN.
32001 * config/i386/i386.md (UNSPEC_TAN): New constant.
32002 (UNSPEC_TAN_ONE, UNSPEC_TAN_TAN): Remove.
32003 (fptanxf4_i387, fptan_extend<mode>xf4_i387): New patterns
32004 to correctly model move of constant 1.0 to top stack slot.
32005 (*tandf3_1, *tansf3_1, *tanxf3_1): Remove insn patterns.
32006 (unnamed peephole2 pattern): Remove corresponding peephole2
32007 pattern that optimizes tan insn and loading of constant 1.0.
32008 (tanxf2): Use fptanxf4_i387.
32009 (tan<mode>2): Rename from tansf2 and tandf2 and macroize insn
32010 patterns using X87MODEF12 mode macro. Use fptan_extend<mode>xf4_i387
32011 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
32012 disable patterns for SSE math.
32013 (sincos<mode>3): Use truncxf<mode>2_i387_noop for truncation.
32014 (fyl2x_extend<mode>xf3_i387): Use X87MODEF12 for operand 1.
32016 2007-01-18 Dirk Mueller <dmueller@suse.de>
32017 Richard Guenther <rguenther@suse.de>
32020 * doc/invoke.texi (Warray-bounds): Document -Warray-bounds.
32021 * common.opt (Warray-bounds): Add new warning option.
32022 * c-opts.c (c_common_handle_option): Define -Warray-bounds
32024 * Makefile.in: make tree-vrp.o depend on toplev.h
32025 * tree-vrp.c (vrp_finalize): Call check_array_refs if -Warray-bounds
32027 (check_array_refs, check_array_bounds, check_array_ref): New.
32029 2007-01-18 Jan Hubicka <jh@suse.cz>
32031 * tree-ssa-ccp.c (ccp_finalize): Return if something changed.
32032 (execute_ssa_ccp): Return flags conditionally.
32033 * tree-ssa-propagate.c (substitue_and_fold): Return if something was
32035 * tree-ssa-propagate.h (substitute_and_fold): Update prototype.
32037 2007-01-18 Steven Bosscher <steven@gcc.gnu.org>
32039 * cfgcleanup.c (cleanup_cfg): Detect cfglayout mode and set
32040 the CLEANUP_CFGLAYOUT flag when in cfglayout mode.
32042 * Makefile.c (GTFILES): Add cfglayout.h.
32043 * gengtype.c (open_base_files): Likewise.
32044 * cfglayout.c (cfg_layout_function_footer,
32045 cfg_layout_function_header) Reindent to make gengtype happy.
32046 * cfglayout.h (cfg_layout_function_footer,
32047 cfg_layout_function_header): Add GTY(()) marker.
32049 * ifcvt.c (noce_try_sign_mask): Make sure INSN_B is non-null.
32051 2007-01-18 Ben Elliston <bje@au.ibm.com>
32053 * genautomata.c (write_automata): Include xstrerror output in the
32054 error message if writing the DFA description file fails.
32056 2007-01-17 H.J. Lu <hongjiu.lu@intel.com>
32058 * config/mips/mips-protos.h (mips_output_external): Make it
32060 * config/mips/iris.h (TARGET_ASM_EXTERNAL_LIBCALL): Removed.
32061 * config/mips/mips.c (irix_output_external_libcall): Likewise.
32062 (extern_list): Likewise.
32063 (extern_head): Likewise.
32064 (TARGET_ASM_FILE_END): Likewise.
32065 (mips_file_end): Likewise.
32066 (mips_output_external): Rewritten.
32068 2007-01-18 Ben Elliston <bje@au.ibm.com>
32070 * genpreds.c (write_insn_preds_c): Only write out the function
32071 body for regclass_for_constraint if we have register constraints.
32073 2007-01-17 Tom Tromey <tromey@redhat.com>
32075 * doc/sourcebuild.texi (libgcj Tests): Use sourceware.org.
32076 * doc/install.texi (Testing): Use sourceware.org.
32077 (Binaries): Likewise.
32078 (Specific): Likewise.
32079 * doc/contrib.texi (Contributors): Use sourceware.org.
32081 2007-01-17 Anatoly Sokolov <aesok@post.ru>
32083 * config/avr/avr.h (AVR_HAVE_LPMX): New macro.
32084 (AVR_ENHANCED): Rename to ...
32085 (AVR_HAVE_MUL): ... new.
32086 (avr_enhanced_p): Rename to ...
32087 (avr_have_mul_p): ... new.
32088 (TARGET_CPU_CPP_BUILTINS): Use 'avr_have_mul_p' instead of
32089 'avr_enhanced_p' for "__AVR_ENHANCED__". Define "__AVR_HAVE_MUL__".
32090 * config/avr/avr.c (avr_enhanced_p): Rename to ...
32091 (avr_have_mul_p): ... new.
32092 (base_arch_s): Rename 'enhanced' to 'have_mul'.
32093 (avr_override_options): Use 'avr_have_mul_p' and 'have_mul' instead of
32094 'avr_enhanced_p' and 'enhanced'.
32095 (ashlhi3_out, ashrhi3_out, lshrhi3_out, avr_rtx_costs): Use
32096 AVR_HAVE_MUL instead of AVR_ENHANCED.
32097 * avr.md (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
32098 (mulqi3, *mulqi3_enh, *mulqi3_call, mulqihi3, umulqihi3, mulhi3,
32099 *mulhi3_enh, *mulhi3_call, mulsi3, *mulsi3_call): Use AVR_HAVE_MUL
32100 instead of AVR_ENHANCED.
32101 (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
32102 * libgcc.S: Use __AVR_HAVE_MUL__ instead of __AVR_ENHANCED__.
32103 (__tablejump__): Use __AVR_HAVE_LPMX__ instead of __AVR_ENHANCED__.
32105 2007-01-17 Ian Lance Taylor <iant@google.com>
32107 * vec.h (VEC_reserve_exact): Define.
32108 (vec_gc_p_reserve_exact): Declare.
32109 (vec_gc_o_reserve_exact): Declare.
32110 (vec_heap_p_reserve_exact): Declare.
32111 (vec_heap_o_reserve_exact): Declare.
32112 (VEC_OP (T,A,reserve_exact)): New static inline function, three
32114 (VEC_OP (T,A,reserve)) [all versions]: Remove handling of
32115 negative parameter.
32116 (VEC_OP (T,A,alloc)) [all versions]: Call ...reserve_exact.
32117 (VEC_OP (T,A,copy)) [all versions]: Likewise.
32118 (VEC_OP (T,a,safe_grow)) [all versions]: Likewise.
32119 * vec.c (calculate_allocation): Add exact parameter. Change all
32121 (vec_gc_o_reserve_1): New static function, from vec_gc_o_reserve.
32122 (vec_gc_p_reserve, vec_gc_o_reserve): Call vec_gc_o_reserve_1.
32123 (vec_gc_p_reserve_exact, vec_gc_o_reserve_exact): New functions.
32124 (vec_heap_o_reserve_1): New static function, from vec_heap_o_reserve.
32125 (vec_heap_p_reserve, vec_heap_o_reserve): Call vec_heap_o_reserve_1.
32126 (vec_heap_p_reserve_exact): New function.
32127 (vec_heap_o_reserve_exact): New function.
32129 2007-01-17 Jan Hubicka <jh@suse.cz>
32131 * ipa-type-escape.c (look_for_casts): Revamp using handled_component_p.
32133 2007-01-17 Eric Christopher <echristo@apple.com>
32135 * config.gcc: Support core2 processor.
32137 2007-01-16 Jan Hubicka <jh@suse.cz>
32139 * tree-ssanames.c (release_dead_ssa_names): Instead of ggc_freeing
32140 the names, just unlink the chain so we don't crash on dangling
32144 2007-01-16 Jan Hubicka <jh@suse.cz>
32146 * cgraph.h (cgraph_decide_inlining_incrementally): Kill.
32147 * tree-pass.h: Reorder to make IPA passes appear toegher.
32148 (pass_early_inline, pass_inline_parameters, pass_apply_inline):
32150 * cgraphunit.c (cgraph_finalize_function): Do not compute inling
32151 parameters, do not call early inliner.
32152 * ipa-inline.c: Update comments. Include tree-flow.h
32153 (cgraph_decide_inlining): Do not compute inlining parameters.
32154 (cgraph_decide_inlining_incrementally): Return TODOs; assume to
32155 be called with function context set up.
32156 (pass_ipa_inline): Remove unreachable functions before pass.
32157 (cgraph_early_inlining): Simplify assuming to be called from the
32159 (pass_early_inline): New pass.
32160 (cgraph_gate_ipa_early_inlining): New gate.
32161 (pass_ipa_early_inline): Turn into simple wrapper.
32162 (compute_inline_parameters): New function.
32163 (gate_inline_passes): New gate.
32164 (pass_inline_parameters): New pass.
32165 (apply_inline): Move here from tree-optimize.c
32166 (pass_apply_inline): New pass.
32167 * ipa.c (cgraph_remove_unreachable_nodes): Verify cgraph after
32169 * tree-inline.c (optimize_inline_calls): Return TODOs rather than
32170 doing them by hand.
32171 (tree_function_versioning): Do not allocate dummy struct function.
32172 * tree-inline.h (optimize_inline_calls): Update prototype.
32173 * tree-optimize.c (execute_fixup_cfg): Export.
32174 (pass_fixup_cfg): Remove
32175 (tree_rest_of_compilation): Do not apply inlines.
32176 * tree-flow.h (execute_fixup_cfg): Declare.
32177 * Makefile.in (gt-passes.c): New.
32178 * passes.c: Include gt-passes.h
32179 (init_optimization_passes): New passes.
32180 (nnodes, order): New static vars.
32181 (do_per_function_toporder): New function.
32182 (execute_one_pass): Dump current pass here.
32183 (execute_ipa_pass_list): Don't dump current pass here.
32185 2007-01-16 Janis Johnson <janis187@us.ibm.com>
32187 * config/dfp-bit.c (dfp_compare_op): Return separate value for NaN.
32188 (DFP_NE, DFP_LE, DFP_GE): Return false for NaN.
32190 2007-01-16 David Edelsohn <edelsohn@gnu.org>
32192 * config/rs6000/darwin-ldouble.c: Build file for SOFT_FLOAT.
32193 (strong_alias): Define.
32194 (__gcc_qmul): Provide non-FMA for soft-float.
32195 (__gcc_qdiv): Same.
32200 (__gcc_qunord): New.
32210 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Initialize
32211 soft-float functions.
32212 * config/rs6000/libgcc-ppc-glibc.ver: Version soft-float symbols.
32213 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Do not warn
32214 about long double soft float.
32216 2007-01-16 Dorit Nuzman <dorit@il.ibm.com>
32217 Tehila Meyzels <tehila@il.ibm.com>
32219 * tree-vectorizer.h (is_pattern_stmt_p): New.
32220 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fix
32221 formatting (tabs instead of spaces). Cleanup and clarify setting
32222 of STMT_VINFO_VECTYPE. Call is_pattern_stmt_p.
32223 * tree-vect-transform.c (vect_get_vec_def_for_operand): Fix typo.
32224 (vectorizable_type_demotion): Check that types are integral.
32225 (vectorizable_type_promotion): Likewise.
32226 (vectorizable_store): Fix typo. Eliminate new-line at end of
32229 2007-01-16 Jan Hubicka <jh@suse.cz>
32231 * tree-ssanames.c (release_dead_ssa_names): Remove invalidated
32234 2007-01-15 Eric Christopher <echristo@apple.com>
32236 * ifcvt.c: Include vec.h, vecprim.h.
32237 (check_cond_move_block): New argument regs.
32238 Reorganize. Add registers used to regs.
32239 (cond_move_process_if_block): Use regs set above as
32242 2007-01-15 Eric Christopher <echristo@apple.com>
32244 * config/darwin.h: Update copyright.
32245 (TARGET_OPTION_TRANSLATE_TABLE): Add umbrella.
32246 (LINK_COMMAND_SPEC): Add -u.
32247 (LINK_SPEC): Fix umbrella for above.
32249 2007-01-15 Joseph S. Myers <joseph@codesourcery.com>
32251 * config/soft-fp/op-common.h, config/soft-fp/op-4.h: Update from
32254 2007-01-15 Tom Tromey <tromey@redhat.com>
32256 * doc/sourcebuild.texi (libgcj Tests): Don't mention jacks.
32257 * doc/install.texi (Testing): Don't mention jacks.
32258 (Configuration): Document --enable-java-maintainer-mode. Move
32259 --with-java-home to libgcj-specific section. Document
32261 (Prerequisites): Mention --enable-java-maintainer-mode, ecj1.
32263 2007-01-15 Jan Hubicka <jh@suse.cz>
32265 * tree-ssa-dce.c (DCE_TODOs): New.
32266 (propagate_necessity): Return if something changed.
32267 (eliminate_unnecessary_stmts): Likewise.
32268 (perform_tree_ssa_dce): Return TODO flags when needed.
32269 (pass_dce, pass_dce_loop, pass_cd_dce): Remove TODO flags.
32271 2007-01-15 Uros Bizjak <ubizjak@gmail.com>
32273 * config/i386/i386.md (fyl2xxf3_i387): Rename from fyl2x_xf3.
32274 (fyl2x_extend<mode>xf3_i387): New insn pattern.
32275 (log<mode>2): Rename from logsf2 and logdf2 and macroize insn
32276 patterns using X87MODEF12 mode macro. Extend operand 1
32277 to XFmode. Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
32278 (log10<mode>2): Ditto.
32279 (log2<mode>2): Ditto.
32280 (log1p<mode>2): Ditto.
32281 (logb<mode>2): Ditto.
32282 (fyl2xp1xf3_i387): Rename from fyl2xp1_xf3.
32283 (fyl2xp1_extend<mode>xf3_i387): New insn pattern.
32284 (*fxtractxf3_i387): Rename from *fxtractxf3.
32285 (fxtract_extend<mode>xf3_i387): New insn pattern.
32286 (ilogbsi2): Use match_dup 3, not match_operand:XF 3.
32287 * config/i386/i386.c (ix86_emit_i387_log1p): Use gen_fyl2xp1xf3_i387()
32288 and gen_fyl2xxf3_i387().
32290 2007-01-14 Zdenek Dvorak <dvorakz@suse.cz>
32292 * loop-unswitch.c (unswitch_loop): Do not call fix_loop_placement.
32293 * cfgloopmanip.c (fix_loop_placement): Made static. Use
32294 get_loop_exit_edges. Changed return type to bool.
32295 * cfgloop.h (fix_loop_placement): Declaration removed.
32297 2007-01-14 Dorit Nuzman <dorit@il.ibm.com>
32299 * param.h (MIN_VECT_LOOP_BOUND): New.
32300 * params.def (MIN_VECT_LOOP_BOUND): New.
32301 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Takes another
32302 argument - minimum threshold for number of iterations.
32303 * tree-vectorizer.h (slpeel_tree_peel_loop_to_edge): Add another
32304 argument to declaration.
32305 * tree-vect-analyze.c (vect_analyze_operations): Check value of
32306 MIN_VECT_LOOP_BOUND.
32307 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Call
32308 slpeel_tree_peel_loop_to_edge with additional argument.
32309 (vect_do_peeling_for_alignment): Likewise.
32310 * doc/invoke.texi (min-vect-loop-bound): Document new param option.
32312 2007-01-14 Uros Bizjak <ubizjak@gmail.com>
32315 * config/i386/i386.c (print_operand) ['z']: Output 'b' for
32316 operands of size 1.
32318 2007-01-14 Jan Hubicka <jh@suse.cz>
32320 * tree-dfa.c (remove_referenced_var): New function.
32321 * tree-ssa-live.c (remove_unused_locals): Walk referenced vars and
32322 prune referenced vars list too.
32323 * tree-flow.h (remove_referenced_var): Declare.
32325 2007-01-14 Jan Hubicka <jh@suse.cz>
32327 * tree-eh.c (add_stmt_to_eh_region_fn): Do not add call_exprs
32329 (remove_stmt_from_eh_region_fn): Do not remove call_exprs.
32330 (verify_eh_throw_stmt_node, verify_eh_throw_table_statements): Kill.
32331 * except.h (verify_eh_throw_table_statements): Kill prototype.
32332 * cfgexpand.c (expand_gimple_basic_block): Propagate Eh regions
32333 into call exrepssions.
32334 * tree-optimize.c (execute_free_cfg_annotatiosn): Do not call
32336 * tree-cfg.c: Include pointer-set.h.
32337 (verify_node_sharing): Work on pointer set.
32338 (verify_eh_throw_stmt_node): New.
32339 (verify_stmts): Use pointers sets, verify throw_stmt.
32341 2007-01-13 Zdenek Dvorak <dvorakz@suse.cz>
32343 * ipa-reference.c (analyze_function): Consider also addresses taken
32346 2007-01-12 Roger Sayle <roger@eyesopen.com>
32348 * c-typeck.c (null_pointer_constant_p): Replace use of
32349 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
32350 (build_c_cast): Likewise.
32352 2007-01-12 Roger Sayle <roger@eyesopen.com>
32354 * tree.h (force_fit_type_double): Remove unused final argument.
32355 * c-common.c (constant_expression_warning): Replace use of
32356 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
32357 (convert_and_check): Likewise.
32358 (shorten_compare): Update call to force_fit_type_double.
32359 (c_common_truthvalue_conversion) <INTEGER_CST>: Use integer_zerop.
32360 * convert.c (convert_to_pointer): Update call to
32361 force_fit_type_double.
32362 * fold-const.c (force_fit_type_double): Remove overflowed_const
32364 (int_const_binop, fold_convert_const_int_from_int,
32365 fold_convert_const_int_from_real, fold_div_compare,
32366 fold_sign_changed_comparison, fold_unary, fold_negate_const,
32367 fold_abs_const, fold_not_const): Remove the final argument from
32368 calls to force_fit_type_double.
32370 2007-01-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
32372 * configure.ac: Set insn to "nop" for spu-*-* also.
32373 * configure: Regenerate.
32375 2007-01-12 Olga Golovanevsky <olga@il.ibm.com>
32377 * builtins.def : Add BUILT_IN_FREE.
32379 2007-01-12 Jan Hubicka <jh@suse.cz>
32381 PR tree-optimization/30443
32382 * tree-inline.c (tree_function_versioning): Do not optimize when
32383 cloning for inlining.
32385 2007-01-12 Zdenek Dvorak <dvorakz@suse.cz>
32387 * doc/loop.texi: Document recording of loop exits.
32388 * cfgloopmanip.c (loopify, duplicate_loop): Use alloc_loop.
32389 (update_single_exits_after_duplication,
32390 update_single_exit_for_duplicated_loop,
32391 update_single_exit_for_duplicated_loops): Removed.
32392 (duplicate_loop_to_header_edge): Do not call
32393 update_single_exits_after_duplication and
32394 update_single_exit_for_duplicated_loops.
32395 (loop_version): Do not update single_exit information.
32396 (fix_loop_structure): Use record_loop_exits instead of
32397 mark_single_exit_loops.
32398 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update
32399 the lists of loop exits.
32400 * cfghooks.c (redirect_edge_and_branch, redirect_edge_and_branch_force,
32401 split_edge, merge_blocks): Update the lists of loop exits.
32402 * modulo-sched.c (sms_schedule): Pass LOOPS_HAVE_RECORDED_EXITS to
32403 loop_optimizer_init.
32404 * loop-init.c (loop_optimizer_init): Call record_loop_exits instead
32405 of mark_single_exit_loops.
32406 (loop_optimizer_finalize): Call release_recorded_exits.
32407 * tree-ssa-loop.c (tree_loop_optimizer_init): Pass
32408 LOOPS_HAVE_RECORDED_EXITS to loop_optimizer_init.
32409 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg): Do not
32410 update single exit information.
32411 * lambda-code.c (perfect_nestify): Ditto.
32412 * cfgloop.c (flow_loop_free): Destroy the list of exits of the loop.
32413 (mark_single_exit_loops): Removed.
32414 (alloc_loop, loop_exit_hash, loop_exit_eq, loop_exit_free,
32415 get_exit_descriptions, rescan_loop_exit, record_loop_exits,
32416 dump_recorded_exit, dump_recorded_exits, release_recorded_exits): New
32418 (get_loop_exit_edges, single_exit): Use recorded exit lists.
32419 (add_bb_to_loop, remove_bb_from_loops): Update the lists of loop exits.
32420 (verify_loop_structure): Verify consistency of the exit lists.
32421 (flow_loops_find): Use alloc_loop. Initialize exits hash.
32422 (set_single_exit): Removed.
32423 * cfgloop.h (struct loop_exit): New function.
32424 (struct loop): single_exit_ field replaced by exits field.
32425 (LOOPS_HAVE_MARKED_SINGLE_EXITS): Replaced by
32426 LOOPS_HAVE_RECORDED_EXITS.
32427 (struct loops): Added exits hash.
32428 (mark_single_exit_loops, set_single_exit): Declaration removed.
32429 (release_recorded_exits, record_loop_exits, rescan_loop_exit): Declare.
32431 2007-01-12 Richard Sandiford <richard@codesourcery.com>
32433 * doc/invoke.texi: Avoid use of @headitem.
32435 2007-01-12 Richard Sandiford <richard@codesourcery.com>
32437 * cse.c (cse_insn): Move HAVE_CC0 code after declarations.
32439 2007-01-12 Richard Sandiford <richard@codesourcery.com>
32441 * doc/install.texi: Fix m68k-*-* anchor and add m68k-*-* to the
32444 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
32445 Richard Sandiford <richard@codesourcery.com>
32447 * doc/invoke.texi: Document -mno-bitfield, -mno-rtd and -mno-short.
32448 * config/m68k/m68k.opt: Resort options.
32449 (mbitfield, mrtd, mshort): Remove RejectNegative properties.
32451 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
32452 Richard Sandiford <richard@codesourcery.com>
32454 * doc/invoke.texi: Document the macros that are defined by
32455 m68k's -mtune and -mhard-float options.
32456 * config/m68k/m68k-protos.h (m68k_cpp_cpu_ident) Declare.
32457 (m68k_cpp_cpu_family): Likewise.
32458 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Add a full set
32459 of __ucfv*__ macros. Define __mcffpu__ if generating code for
32460 ColdFire FPUs. Define __mcf_cpu_* and __mcf_family_* macros.
32461 * config/m68k/m68k.c (m68k_cpp_cpu_ident): New function.
32462 (m68k_cpp_cpu_family): Likewise.
32464 2007-01-12 Richard Sandiford <richard@codesourcery.com>
32466 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Treat all mc68*
32467 macros besides mc68000 as tuning macros. Use a switch statement
32468 to set them and mcpu32.
32470 2007-01-12 Julian Brown <julian@codesourcery.com>
32472 * config/m68k/m68k.h: Use TARGET_68040 instead of TARGET_68040_ONLY.
32473 (TARGET_68040_ONLY): Rename to...
32474 (TARGET_68040): ...this.
32475 * config/m68k/m68k.c: Use TARGET_68040 instead of TARGET_68040_ONLY.
32476 * config/m68k/m68k.md: Likewise.
32478 2007-01-12 Julian Brown <julian@codesourcery.com>
32479 Nathan Sidwell <nathan@codesourcery.com>
32480 Richard Sandiford <richard@codesourcery.com>
32482 * config.gcc (m680[012]0-*-*, m68k*-*-*): Set m68k_cpu_ident to
32483 the -mcpu= argument associated with the --with-cpu setting.
32484 Define M68K_DEFAULT_TUNE to the default -mtune= option,
32485 if different from the one implied by the -mcpu setting.
32486 Accept --with-cpu=FOO if FOO is listed in m68k-devices.def,
32487 using mcpu=FOO as the default CPU option. Set target_cpu_default2.
32488 * doc/invoke.texi: Mention ColdFire in the introduction to the
32489 m68k options. Document the new -march, -mcpu, -mtune, -mdiv,
32490 -mno-div and -mhard-float options. Make -m68881 a synonym for
32491 -mhard-float. Document the previously-undocumented -m5206e,
32492 -m528x, -m5307 and -m5407 options. Tweak the existing option
32493 documentation for consistency.
32494 * doc/install.texi: Mention new --with-cpu arguments.
32495 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Only use the
32496 default CPU if neither -mcpu nor -march are specified.
32497 (ASM_CPU_SPEC): Pass down -mcpu and -march options.
32498 (TARGET_CPU_CPP_BUILTINS): Set __mcfisa*__ macros from
32499 TARGET_ISA*. Set the legacy __mcf*__ cpu macros in the same way,
32500 using m68k_tune to decide between families that implement the
32501 same ISA. Use m68k_tune to set __mcfv4e__.
32502 (FL_BITFIELD, FL_68881, FL_COLDFIRE, FL_CF_HWDIV, FL_CF_MAC)
32503 (FL_CF_EMAC, FL_CF_EMAC_B, FL_CF_USP, FL_CF_FPU, FL_ISA_68000)
32504 (FL_ISA_68010, FL_ISA_68020, FL_ISA_68040, FL_ISA_A, FL_ISA_B)
32505 (FL_ISA_C, FL_ISA_MMU): New macros.
32506 (MASK_COLDFIRE): Delete.
32507 (TARGET_68010, TARGET_68020, TARGET_68040_ONLY, TARGET_COLDFIRE)
32508 (TARGET_ISAB): Redefine in terms of m68k_cpu_flags.
32509 (TARGET_68881, TARGET_COLDFIRE_FPU): Redefine in terms of m68k_fpu.
32510 (TARGET_HARD_FLOAT): Do not define here.
32511 (TARGET_ISAAPLUS, TARGET_ISAC): New macros.
32512 (TUNE_68000): New macro.
32513 (TUNE_68000_10): Redefine in terms of TUNE_68000 and TUNE_68010.
32514 (TUNE_68010, TUNE_68030, TUNE_68040, TUNE_68060, TUNE_CPU32)
32515 (TUNE_CFV2): Redefine in terms of m68k_tune.
32516 (uarch_type, target_device, fpu_type): New enums.
32517 (m68k_cpu, m68k_tune, m68k_fpu, m68k_cpu_flags): Declare.
32518 * config/m68k/m68k.c (TARGET_DEFAULT): Remove MASK_68881.
32519 (FL_FOR_isa_00, FL_FOR_isa_10, FL_FOR_isa_20, FL_FOR_isa_40)
32520 (FL_FOR_isa_cpu32, FL_FOR_isa_a, FL_FOR_isa_aplus, FL_FOR_isa_b)
32521 (FL_FOR_isa_c): New macros.
32522 (m68k_isa): New enum.
32523 (m68k_target_selection): New structure.
32524 (all_devices, all_isas, all_microarchs): New tables.
32525 (m68k_cpu_entry, m68k_arch_entry, m68k_tune_entry, m68k_cpu)
32526 (m68k_tune, m68k_fpu, m68k_cpu_flags): New variables.
32527 (MASK_ALL_CPU_BITS): Delete.
32528 (m68k_find_selection): New function.
32529 (m68k_handle_option): Handle -mcpu=, -march= and -mtune=.
32530 Map the legacy target options to a combination of the new ones.
32531 (override_options): Set m68k_cpu, m68k_tune, m68k_fpu and
32532 m68k_cpu_flags. Handle M68K_DEFAULT_TUNE. Use m68k_cpu_flags
32533 to derive default MASK_BITFIELD, MASK_CF_HWDIV and MASK_HARD_FLOAT
32535 * config/m68k/m68k.opt (m5200, m5206e, m528x, m5307, m5407, mcfv4e)
32536 (m68010, m68020, m68020-40, m68020-60, m68030, m68040): Remove Mask
32538 (m68881, msoft-float): Change mask from 68881 to HARD_FLOAT.
32539 (march=, mcpu=, mdiv, mhard-float, mtune=): New options.
32540 * config/m68k/m68k-devices.def: New file.
32542 2007-01-12 Richard Sandiford <richard@codesourcery.com>
32543 Nathan Sidwell <nathan@codesourcery.com>
32545 * config/m68k/m68k.h (ASM_CPU_SPEC, ASM_SPEC, EXTRA_SPECS)
32546 (SUBTARGET_EXTRA_SPECS): New macros.
32547 * config/m68k/linux.h (ASM_SPEC): Remove CPU flags;
32548 use %(asm_cpu_spec) instead.
32549 * config/m68k/m68k-none.h (ASM_SPEC): Likewise.
32550 * config/m68k/openbsd.h (ASM_SPEC): Likewise.
32551 * config/m68k/netbsd-elf.h (ASM_SPEC): Likewise.
32552 (EXTRA_SPECS): Rename to...
32553 (SUBTARGET_EXTRA_SPECS): ...this.
32555 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
32556 Richard Sandiford <richard@codesourcery.com>
32557 Julian Brown <julian@codesourcery.com>
32559 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
32560 (m68k-*-uclinux*, m68k-*-linux*, m68k-*-rtems*): Set default_m68k_cpu
32561 to the configuration's default CPU.
32562 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*): Likewise.
32563 Remove default masks.
32564 (m680[012]0-*-*): Set the default with_cpu to the first part of
32566 (m68k*-*-*): Set the default with_cpu to m$default_m68k_cpu.
32567 (m68k*-*-linux): Extend the --with-cpu handling to...
32568 (m680[012]0-*-*, m68k*-*-*): ...these configurations. Allow m68000
32569 and m68010. Don't set target_cpu_default2.
32570 * doc/install.texi: Document --with-cpu for m68k.
32571 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Define.
32572 * config/m68k/m68k-none.h (TARGET_CPU_DEFAULT, M68K_CPU_m68k)
32573 (M68K_CPU_m68000, M68K_CPU_m68010, M68K_CPU_m68020, M68K_CPU_m68030)
32574 (M68K_CPU_m68040, M68K_CPU_m68302, M68K_CPU_m68332, TARGET_DEFAULT)
32575 (ASM_CPU_DEFAULT_SPEC, CC1_CPU_DEFAULT_SPEC): Delete.
32576 (ASM_SPEC): Remove use of %(asm_cpu_default).
32577 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS, MULTILIB_DEFAULTS): Delete.
32578 * config/m68k/linux.h (TARGET_DEFAULT): Delete.
32579 (CPP_SPEC): Merge definitions. Do not handle __HAVE_68881__ here.
32580 * config/m68k/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define
32581 __HAVE_FPU__ if TARGET_HARD_FLOAT.
32582 (TARGET_DEFAULT): Delete.
32583 (EXTRA_SPECS): Delete cpp_cpu_default_spec, cpp_cpu_spec,
32584 cpp_fpu_spec, asm_default_spec and netbsd_cpp_spec.
32585 (CPP_CPU_SPEC): Delete.
32586 (TARGET_VERSION): Merge definitions, using TARGET_68010 to pick
32587 the appropriate string.
32588 (CPP_CPU_DEFAULT_SPEC, ASM_DEFAULT_SPEC, CPP_FPU_SPEC): Delete.
32589 (CPP_SPEC): Define to NETBSD_CPP_SPEC.
32590 (ASM_SPEC): Don't use %(asm_default_spec).
32591 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove
32592 TARGET_DEFAULT and add MASK_68881.
32593 * config/m68k/m68k.md: Remove mention of TARGET_DEFAULT from comments.
32595 2007-01-12 Richard Sandiford <richard@codesourcery.com>
32597 * config.gcc (m68010-*-netbsdelf*): Add MASK_68010.
32598 (m68k*-*-netbsdelf*, m68k*-*-openbsd*, m68k*-linux*): Add
32599 MASK_68010 alongside MASK_68020.
32600 * doc/invoke.texi: Document -m68010.
32601 * config/m68k/m68k.opt (m68010): New.
32602 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define mc68010
32604 (TUNE_68010): New macro.
32605 * config/m68k/m68k-none.h (M68K_CPU_m68k, M68K_CPU_m68010)
32606 (M68K_CPU_m68020, M68K_CPU_m68030, M68K_CPU_m68040)
32607 (M68K_CPU_m68332): Add MASK_68010.
32608 * config/m68k/linux.h (TARGET_DEFAULT): Add MASK_68010 to
32609 fallback definition.
32610 * config/m68k/netbsd-elf.h (CPP_CPU_SPEC): Remove now-redundant
32612 * config/m68k/m68k.c (MASK_ALL_CPU_BITS): Add MASK_68010.
32613 (m68k_handle_option): Handle OPT_m68010. Add MASK_68010
32614 to all entries that use MASK_68020.
32615 (output_move_simode_const, output_move_himode, output_move_qimode)
32616 (output_move_stricthi, output_move_strictqi): Use TARGET_68010
32617 instead of TARGET_68020 to select clr behavior. Remove comment
32618 about there being no TARGET_68010.
32619 * config/m68k/m68k.md: Likewise throughout.
32621 2007-01-12 Julian Brown <julian@codesourcery.com>
32623 * config/m68k/m68k.h (TARGET_ISAB): New macro.
32624 * config/m68k/m68k.c: Use TARGET_ISAB rather than TARGET_CFV4.
32625 * config/m68k/m68k.md: Likewise.
32627 2007-01-12 Julian Brown <julian@codesourcery.com>
32629 * config/m68k/m68k.h (LEGITIMATE_INDEX_P, LEGITIMIZE_ADDRESS): Use
32630 TARGET_COLDFIRE_FPU instead of TARGET_CFV4E.
32632 2007-01-12 Julian Brown <julian@codesourcery.com>
32634 * config/m68k/m68k.h (TUNE_68040_60): New macro.
32635 * config/m68k/m68k.c (standard_68881_constant_p): Use it.
32636 * config/m68k/m68k.md: Likewise.
32638 2007-01-12 Julian Brown <julian@codesourcery.com>
32639 Richard Sandiford <richard@codesourcery.com>
32641 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Use TUNE_68030
32642 instead of TARGET_68030, TUNE_68040 instead of TARGET_68040,
32643 TUNE_68060 instead of TARGET_68060 and TUNE_CPU32 instead of
32645 (TARGET_CPU32): Rename to...
32646 (TUNE_CPU32): ...this.
32647 (TUNE_68000_10, TUNE_68030, TUNE_68040, TUNE_68060)
32648 (TUNE_CFV2): New macros.
32649 * config/m68k/netbsd-elf.h (LONG_DOUBLE_TYPE_SIZE): Simplify;
32650 remove conditions that are implied by TARGET_68020.
32651 * config/m68k/m68k.c (m68k_output_function_prologue): Use TUNE_68040
32652 instead of TARGET_68040 and TUNE_CPU32 instead of TARGET_CPU32.
32653 (m68k_output_function_epilogue): Likewise.
32654 (m68k_rtx_costs): Likewise. Use TUNE_68060 instead of TARGET_68060
32655 and TUNE_CFV2 instead of TARGET_5200. Use TUNE_68000_10 instead of
32656 "!TARGET_68020 && !TARGET_COLDFIRE" to choose between 68000 and
32657 non-68000 timings. Refactor multiplication and division costs.
32658 (output_addsi3): Use TUNE_68040 instead of TARGET_68040 and
32659 TUNE_CPU32 instead of TARGET_CPU32.
32660 (standard_68881_constant_p): Use TUNE_68040 instead of TARGET_68040
32661 and TUNE_68060 instead of TARGET_68060.
32662 * config/m68k/m68k.md: Use TUNE_68040 instead of TARGET_68040,
32663 TUNE_68060 instead of TARGET_68060, and TUNE_CPU32 instead of
32665 (movsi_const0): Use TUNE_68000_10 rather than "!TARGET_68020
32666 && !TARGET_COLDFIRE" to choose between moveq and clr.
32667 Likewise in the unnamed movsf pattern.
32668 (ashlsi_17_24, lshrsi_17_24): Guard with TUNE_68000_10 rather than
32669 "!TARGET_68020 && !TARGET_COLDFIRE". Likewise the unnamed
32672 2007-01-12 Richard Sandiford <richard@codesourcery.com>
32674 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Increase amount
32675 of tabbing before backslashes.
32677 2007-01-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
32679 * pa-linux.h (ASM_OUTPUT_INTERNAL_LABEL): Undefine.
32680 * pa.h (ASM_OUTPUT_LABEL): Output colon when using GAS.
32681 (ASM_OUTPUT_INTERNAL_LABEL): Define.
32683 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
32685 * tree-ssa-loop-ivopts.c (extract_cond_operands): Split from
32686 find_interesting_uses_cond.
32687 (find_interesting_uses_cond): Use extract_cond_operands.
32688 (rewrite_use_compare): Use extract_cond_operands and
32689 force_gimple_operand_bsi. Do not call update_stmt.
32690 (determine_use_iv_cost_condition): Use extract_cond_operands.
32691 Return cheaper of using original bound and changing the exit bound.
32693 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
32695 PR tree-optimization/29516
32696 * tree-ssa-address.c (tree_mem_ref_addr, add_to_parts,
32697 most_expensive_mult_to_index, addr_to_parts,
32698 create_mem_ref, maybe_fold_tmr): Make the type of
32699 fields of TARGET_MEM_REF sizetype.
32700 (move_fixed_address_to_symbol, move_pointer_to_base):
32702 * tree.def (TARGET_MEM_REF): Add comment on types of
32705 2007-01-11 Joseph Myers <joseph@codesourcery.com>
32707 * c-common.c (vector_types_convertible_p): Treat opaque types as
32708 always convertible if they have the same size, but not otherwise.
32710 2007-01-11 Steven Bosscher <steven@gcc.gnu.org>
32712 * ifcvt.c (struct noce_if_info): Add comments to the fields.
32713 Remove the b_unconditional field.
32714 (noce_try_sign_mask): Do not look at b_unconditional.
32715 (noce_process_if_block): Do not use merge_if_blocks. Update
32716 the CFG here. Do not set b_unconditional.
32717 (cond_move_process_if_block): Likewise.
32718 (find_cond_trap): Likewise.
32719 (check_cond_move_block): Require simple jump insns at the end
32720 of the basic block.
32722 2007-01-11 Jan Hubicka <jh@suse.cz>
32724 PR tree-optimization/1046
32725 * tree-tailcall.c (suitable_for_tail_call_opt_p): Use TREE_ADDRESSABLE
32726 when alias info is not ready.
32727 (pass_tail_recursion): Do not require aliasing.
32728 * tree-ssa-copyrename.c (pass_rename_ssa_cop): Likewise.
32729 * tree-ssa-ccp.c (pass_ccp, pass_fold_builtins): Likewise.
32730 * tree-ssa-copy.c (pass_copy_prop): Likewise.
32731 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
32732 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Likewise.
32733 * passes.c (init_optimization_passes): Execute rename_ssa_copies,
32734 ccp, forwprop, copy_prop, merge_phi, copy_prop, dce and tail recursion
32736 * tree-ssa-operands.c (add_virtual_operand, get_indirect_ref_operand):
32737 When aliasing is not build, mark statement as volatile.
32739 2007-01-11 Tom Tromey <tromey@redhat.com>
32741 PR preprocessor/15185, PR preprocessor/20989:
32742 * doc/cppopts.texi <-MT>: Update description of algorithm for
32743 computing default target.
32744 <-M, -MD>: Reword "basename" text.
32746 2007-01-11 Roger Sayle <roger@eyesopen.com>
32748 * builtins.c (expand_builtin_pow, expand_builtin_powi,
32749 fold_builtin_cabs, fold_builtin_sqrt, fold_builtin_trunc,
32750 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
32751 fold_builtin_int_int_roundingfn, fold_builtin_bitop,
32752 fold_builtin_bswap, real_constp, fold_builtin_pow,
32753 fold_builtin_powi, fold_builtin_signbit, fold_builtin_copysign,
32754 do_mpfr_arg1, do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Replace
32755 uses of the macro TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
32756 * convert.c (convert_to_pointer): Likewise.
32757 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
32758 * fold-const.c (force_fit_type, fold_negate_expr, int_const_binop,
32759 const_binop, fold_convert_const_int_from_int,
32760 fold_convert_const_int_from_real,
32761 fold_convert_const_real_from_real, sign_bit_p,
32762 optimize_minmax_comparison, extract_muldiv_1, fold_div_compare,
32763 fold_sign_changed_comparison, fold_unary, fold_comparison,
32764 fold_binary, multiple_of_p, tree_Expr_non_zero_p,
32765 fold_negate_const, fold_abs_const, fold_not_const): Likewise.
32766 * print-tree.c (print_node_brief, print_node): Likewise.
32767 * stor-layout.c (place_field, layout_type): Likewise.
32768 * tree-chrec.c (keep_cast): Likewise.
32769 * tree.c (build_vector, build_real, build_real_from_int_cst,
32770 build_complex): Likewise.
32772 2007-01-11 Roger Sayle <roger@eyesopen.com>
32774 * tree.h (TREE_CONSTANT_OVERFLOW): Obsolete. For the time being,
32775 treat TREE_CONSTANT_OVERFLOW as a synonym of TREE_OVERFLOW.
32777 2007-01-11 Paolo Bonzini <bonzini@gnu.org>
32779 * configure.ac (strict1_warn): Rename to strict_warn.
32780 (WERROR, --enable-werror, symlink hacks, stage1_cflags,
32781 cc_set_by_configure, quoted_cc_set_by_configure,
32782 stage_prefix_set_by_configure, quoted_stage_prefix_set_by_configure,
32783 all_boot_languages, all_stagestuff): Remove.
32784 (target_list): Remove bootstrap targets.
32785 * Makefile.in (quickstrap): Unconditionally make a synonym of all.
32786 (BOOT_LANGUAGES, STAGE1_CFLAGS, STAGE1_CHECKING,
32787 REMAKEFLAGS, FLAGS_TO_PASS, PREPEND_DOTDOT_TO_RELATIVE_PATHS,
32788 SUBDIR_FLAGS_TO_PASS, WERROR_FLAGS, STRICT2_WARN, LANG_STAGESTUFF,
32789 VOL_FILES, POSTSTAGE1_FLAGS_TO_PASS, STAGE2_FLAGS_TO_PASS,
32790 STAGEPROFILE_FLAGS_TO_PASS, STAGEFEEDBACK_FLAGS_TO_PASS, stage1_build,
32791 stage1_copy, stage2_build, stage2_copy, stageprofile_build,
32792 stageprofile_copy, stage3_build, stage3_copy, stagefeedback_build,
32793 stagefeedback_copy, stage4_build, clean_s1, clean_sw, bootstrap,
32794 bootstrap-lean, bootstrap2, bootstrap2-lean, bootstrap3,
32795 bootstrap3-lean, bootstrap4, bootstrap4-lean, unstage1, unstage2,
32796 unstage3, unstage4, unstageprofile, unstagefeedback, restage, restage2,
32797 restage3, restage4, restageprofile, restagefeedback, bubbleestrap,
32798 cleanstrap, unstrap, restrap, *compare, *compare3, *compare4,
32799 *compare-lean, *compare3-lean, *compare4-lean, stage1-start, stage1,
32800 stage2-start, stage2, stage3-start, stage3, stage4-start, stage4,
32801 stageprofile-start, stageprofile, stagefeedback-start, stagefeedback,
32802 risky-stage1, risky-stage2, risky-stage3, risky-stage4): Remove.
32803 (ORDINARY_FLAGS_TO_PASS): Rename to FLAGS_TO_PASS.
32804 (STAGECOPYSTUFF, STAGEMOVESTUFF): Consolidate into MOSTLYCLEANFILES.
32805 (mostlyclean): Adjust.
32806 (clean, distclean): Don't mention bootstrap stuff.
32807 * configure: Regenerate.
32808 * ada/config-lang.in, cp/config-lang.in, forttran/config-lang.in,
32809 java/config-lang.in, objc/config-lang.in, objcp/config-lang.in,
32810 treelang/config-lang.in (stagestuff): Remove.
32811 * doc/sourcebuild.texi (stage1, stage2, stage3, stage4,
32812 stageprofile, stagefeedback, stagestuff): Remove mention.
32814 2007-01-11 Nick Clifton <nickc@redhat.com>
32816 * config/mcore/predicates.md (mcore_general_movesrc_operand):
32818 (mcore_general_movdst_operand): Do not accept CONST_INTs.
32819 (mcore_arith_K_S_operand): Run the test for the S constraint not
32820 the test for the M constraint.
32821 (mcore_addsub_operand): Do not accept integer values that are
32822 larger than 32 bits.
32823 * config/mcore/mcore.md: Remove unused constraints from split.
32824 (andsi3): Use HOST_WIDE_INT instead of int to hold an INTVAL.
32825 (addsi3): Likewise.
32826 (allocate_stack): Likewise.
32827 * config/mcore/mcore.c (mcore_print_operand): Restrict output of P
32828 operands to 32 bits.
32829 (mcore_const_costs): Use HOST_WIDE_INT instead of int to hold an
32831 (mcore_and_cost, mcore_modify_comparison, const_ok_for_mcore,
32832 mcore_const_ok_for_inline, mcore_const_trick_uses_not,
32833 try_constant_tricks, mcore_num_ones, mcore_num_zeros,
32834 mcore_output_bclri, mcore_output_andn, output_inline_const,
32835 mcore_output_move, mcore_output_movedouble): Likewise.
32836 (mcore_output_cmov): Use CONST_OK_FOR_M and CONST_OK_FOR_N.
32837 (output_inline_const): Likewise.
32838 (output_inline_const): Fix format strings used in sprintf
32840 * config/mcore/mcore-protos.h: Update prototypes for changed
32841 functions in mcore.c.
32842 * config/mcore/mcore.h (CONST_OK_FOR_I): Cast values to
32843 HOST_WIDE_INT and not int.
32844 (CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M,
32845 CONST_OK_FOR_N): Likewise.
32846 (LEGITIMATE_CONSTANT_P): Also check CONSTANT_P.
32847 (GO_IF_LEGITIMATE_INDEX): Use HOST_WIDE_INT instead of int to hold
32850 2007-01-10 Jan Hubicka <jh@suse.cz>
32852 * tree-vrp.c (remove_range_assertions): Release defs.
32853 * tree-ssa-loop-ivopts.c (rmeove_statement): Likewise.
32854 * tree-ssa-dom.c (remove_stmt_or_phi): Likewise.
32856 2007-01-10 Paul Brook <paul@codesourcery.com>
32858 * config/arm/arm.c (arm_rtx_costs_1): Handle mutiply-subtract.
32859 * config/arm/arm.md (mulsi3subsi): New insn.
32861 2007-01-10 Zdenek Dvorak <dvorakz@suse.cz>
32863 * tree-ssa-loop-manip.c (tree_unroll_loop): Make it a wrapper over ...
32864 (tree_transform_and_unroll_loop): New.
32865 * tree-flow.h (transform_callback, tree_transform_and_unroll_loop):
32868 2007-01-10 Robert Kennedy <jimbob@google.com>
32870 * fold-const.c (fold_comparison): Fold comparisons like (x *
32871 1000 < 0) to (x < 0).
32873 2007-01-10 Ian Lance Taylor <iant@google.com>
32875 * tree-pretty-print.c (dump_generic_node): Print parentheses when
32876 operands have the same priority.
32878 2007-01-10 Tom Tromey <tromey@redhat.com>
32880 * fold-const.c (fold_truthop): Don't check can_use_bit_fields_p.
32881 (fold_binary): Likewise.
32882 * langhooks.c (lhd_can_use_bit_fields_p): Removed.
32883 * langhooks-def.h (lhd_can_use_bit_fields_p): Removed.
32884 (LANG_HOOKS_CAN_USE_BIT_FIELDS_P): Removed.
32885 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_CAN_USE_BIT_FIELDS_P.
32886 * langhooks.h (struct lang_hooks): Removed field
32887 'can_use_bit_fields_p'.
32889 2007-01-10 Ralf Corsépius <ralf.corsepius@rtems.org>
32891 * config/bfin/t-bfin, config/bfin/t-bfin-elf: Remove GCC_CFLAGS.
32893 2007-01-10 Razya Ladelsky <razya@il.ibm.com>
32895 * function.c (get_last_funcdef_no): New function.
32896 * function.h (get_last_funcdef_no): Declare.
32897 * tree-inline.c (initialize_cfun): Add initialization.
32898 (tree_function_versioning): Cleanup.
32900 2007-01-10 Jan Hubicka <jh@suse.cz>
32902 * tree-inline.c (setup_one_parameter): Do not propagate into abnormal
32905 2007-01-10 Sa Liu <saliu@de.ibm.com>
32906 Ben Elliston <bje@au.ibm.com>
32908 * spu.h (STACK_SAVE_AREA): Use VOIDmode for SAVE_FUNCTION, SImode
32909 for SAVE_NONLOCAL and Pmode for any other save level.
32910 * spu-protos.h (spu_restore_stack_block): Declare.
32911 * spu.md (save_stack_block): Remove.
32912 (restore_stack_block): Call spu_restore_stack_block.
32913 * spu.c (spu_restore_stack_block): New function.
32914 (spu_expand_epilogue): Remove old comment.
32916 2007-01-09 Zdenek Dvorak <dvorakz@suse.cz>
32918 PR tree-optimization/30322
32919 * tree-ssa-loop-ivopts.c (fold_affine_expr, iv_value): Removed.
32920 (cand_value_at): Return the value as aff_tree.
32921 (may_eliminate_iv): Convert the bound from aff_tree to tree.
32922 * tree-affine.c (aff_combination_add_cst, aff_combination_add_product,
32923 aff_combination_mult): New functions.
32924 (aff_combination_add): Use aff_combination_add_cst.
32925 (aff_combination_convert): Allow conversions to a wider type.
32926 (tree_to_aff_combination): Handle BIT_NOT_EXPR.
32927 * tree-affine.h (aff_combination_mult): Declare.
32929 2007-01-09 Carlos O'Donell <carlos@codesourcery.com>
32931 * doc/tm.texi: Update documentation to reflect reality of exec
32932 and start file search behaviours. Update copyright year.
32933 * doc/invoke.texi: Explain how GCC_EXEC_PREFIX is used to find
32934 header file directories.
32936 2007-01-09 Uros Bizjak <ubizjak@gmail.com>
32938 * config/i386/i386.md (*sinxf2): Rename to *sinxf2_i387.
32939 (*cosxf2): Rename to cosxf2_i387.
32940 (*sindf2, *sinsf2): Extend operand 1 to XFmode. Macroize patterns
32941 using X87MODEF12 mode macro. Rename patterns to
32942 *sin_extend<mode>xf2_i387. Use SSE_FLOAT_MODE_P to disable patterns
32944 (*cosdf2, *cossf2): Ditto.
32945 (sincosdf3, sincossf3): Ditto. Rewrite corresponding splitters
32946 to match extended input operands.
32947 (sincos<mode>3): New expander.
32948 (*sinextendsfdf2, *cosextendsfdf2, *sincosextendsfdf3): Remove
32949 insn patterns and corresponding splitters.
32951 2007-01-09 Kaz Kojima <kkojima@gcc.gnu.org>
32953 * config/sh/t-linux (TARGET_LIBGCC2_CFLAGS): Delete.
32954 (SHLIB_MAPFILES, SHLIB_LINK, SHLIB_INSTALL): Likewise.
32956 2007-01-09 Nicolas Pitre <nico@cam.org>
32959 * arm/ieee754-df.S (Lad_s): Also test the low word of X for zero.
32961 2007-01-08 Geoffrey Keating <geoffk@apple.com>
32963 * target.h (struct gcc_target): New field library_rtti_comdat.
32964 * target-def.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): New.
32965 (TARGET_CXX): Add TARGET_CXX_LIBRARY_RTTI_COMDAT.
32966 * doc/tm.texi (C++ ABI): Document TARGET_CXX_LIBRARY_RTTI_COMDAT.
32967 * config/darwin.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): Define.
32969 2007-01-08 Geoffrey Keating <geoffk@apple.com>
32971 * doc/invoke.texi (Optimize Options): Correct description of -O0.
32973 2007-01-08 Richard Guenther <rguenther@suse.de>
32975 * tree.h (force_fit_type_double): Export.
32976 (force_fit_type): Remove.
32977 * fold-const.c (force_fit_type_double): New function.
32978 (force_fit_type): Remove.
32979 (int_const_binop): Use it.
32980 (fold_convert_const_int_from_int): Likewise.
32981 (fold_convert_const_int_from_real): Likewise.
32982 (fold_div_compare): Likewise.
32983 (fold_sign_changed_comparison): Likewise.
32984 (fold_unary): Likewise.
32985 (fold_negate_const): Likewise.
32986 (fold_abs_const): Likewise.
32987 (fold_not_const): Likewise.
32988 * c-common.c (shorten_compare): Use force_fit_type_double.
32989 * convert.c (convert_to_pointer): Likewise.
32991 2007-01-08 Richard Guenther <rguenther@suse.de>
32993 * tree.h (build_int_cst_wide_type): Export.
32994 * tree.c (build_int_cst_wide_type): New function.
32995 (build_int_cst_wide): Fix comment.
32996 * builtins.c (fold_builtin_object_size): Use build_int_cst
32997 to build -1 or 0 of the correct type. Use fit_double_type
32998 to check for overflow.
32999 * fold-const.c (optimize_bit_field_compare): Use build_int_cst_type
33001 (decode_field_reference): Likewise.
33002 (all_ones_mask_p): Likewise.
33003 (native_interpret_int): Use build_int_cst_wide_type.
33004 (fold_binary): Use build_int_cst_type to build an all-ones
33006 * stor-layout.c (set_sizetype): Use build_int_cst_wide_type.
33008 2007-01-08 Daniel Jacobowitz <dan@codesourcery.com>
33010 * config/pa/t-pa64 (libgcc_stub.a): Use $(T).
33012 2007-01-09 Ben Elliston <bje@au.ibm.com>
33014 * genautomata.c (STATS_OPTION): New option.
33015 (stats_flag): New flag.
33016 (gen_automata_option): Handle it.
33017 (initiate_automaton_gen): Ditto.
33018 (write_automata): Output statistics only if stats_flag is
33019 set. Likewise, output time statistics only if time_flag is set.
33020 * doc/md.texi (Processor pipeline description): Document new flag.
33022 2007-01-08 Richard Guenther <rguenther@suse.de>
33024 * builtins.c (fold_builtin_int_roundingfn): Use fit_double_type.
33025 * tree.c (build_int_cst_type): Likewise.
33026 (size_in_bytes): Don't call force_fit_type on the result.
33027 (int_fits_type_p): Use fit_double_type.
33028 * fold-const.c (fit_double_type): New function.
33029 (force_fit_type): Use it.
33030 * tree.h (fit_double_type): Export.
33032 2007-01-08 Jan Hubicka <jh@suse.cz>
33034 * tree-vectorizer.c (gate_increase_alignment): Fix return type.
33035 * ipa.c (function_and_variable_visibility): Fix return type.
33037 2007-01-08 Richard Guenther <rguenther@suse.de>
33039 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use type
33040 of offset to build the index.
33041 * tree-pretty-print.c (dump_generic_node): Don't build negated
33042 const just for printing.
33043 * c-pretty-print.c (pp_c_integer_constant): Likewise.
33044 * builtins.c (fold_builtin_int_roundingfn): Check if result
33045 fits the type by using force_fit_type and comparing the result.
33046 * predict.c (predict_loops): Use compare_tree_int for comparison.
33047 * tree.c (build_int_cst): Fall back to integer_type_node for
33049 (build_int_cst_wide): Assert type is non-null.
33051 2007-01-08 Roberto Costa <roberto.costa@st.com>
33053 * tree-vrp.c (extract_range_from_cond_expr): New.
33054 (extract_range_from_expr): Handle COND_EXPR nodes used as expressions.
33055 * tree-ssa-ccp.c (get_maxval_strlen): Handle COND_EXPR nodes used
33057 (fold_stmt): Bug fix, avoid infinite recursion when folding COND_EXPRs.
33058 * tree-ssa-forwprop.c (simplify_cond, forward_propagate_into_cond,
33059 tree_ssa_forward_propagate_single_use_vars): Handle COND_EXPR nodes
33060 used as expressions.
33061 * tree-object-size.c (cond_expr_object_size): New.
33062 (collect_object_sizes_for): Handle COND_EXPR nodes used as expressions.
33064 2007-01-08 Jan Hubicka <jh@suse.cz>
33066 * tree-ssa-forwprop.c (forward_propagate_into_cond,
33067 tree_ssa_forward_propagate_single_use_va): Release defs of propagated
33070 2007-01-08 Richard Guenther <rguenther@suse.de>
33072 PR tree-optimization/23603
33073 * tree-vrp.c (set_value_range_to_truthvalue): New function.
33074 (extract_range_from_binary): Fall back to truthvalue instead of
33075 varying for TRUTH_*_EXPR.
33076 (extract_range_from_comparison): Fall back to truthvalue instead of
33078 (vrp_visit_phi_node): Don't adjust new range bounds to +INF/-INF
33079 if all visited PHI values were constant.
33081 2007-01-08 Jan Hubicka <jh@suse.cz>
33083 * cgraphunit.c (cgraph_process_new_functions): Reset reachable flag.
33084 (cgraph_analyze_function): break out from ...
33085 (cgraph_finalize_compilation_unit): ... here.
33086 (cgraph_expand_function): Remove forgoten commented out line.
33087 (cgraph_optimize): Analyze functions.
33089 2007-01-08 Jan Hubicka <jh@suse.cz>
33091 * tree-pas.h (TODO_remove_function): New flag.
33092 (TODO_update*): Renumber.
33093 (pass_ipa_increase_alignment,
33094 pass_ipa_function_and_variable_visibility): New passes.
33095 * cgraphunit.c (cgraph_increase_alignment): Move to tree-vectorizer.c
33096 (cgraph_function_and_variable_visibility): Move to ipa.c
33097 (cgraph_optimize): Don't call cgraph_function_and_variable_visibility,
33098 cgraph_increase_alignment.
33099 * ipa-inline.c (cgraph_decide_inlining): Don't push timevar.
33100 (cgraph_decide_inlining_incrementally): Push TV_INTEGRATION before
33101 calling tree-inline.
33102 (cgraph_early_inlining): Do not call cgraph_remove_unreachable_nodes.
33103 (pass_ipa_inline, pass_early_ipa_inlining): Set TODO_remove_functions
33104 * tree-vectorizer.c (increase_alignment): Move here from cgraphunit.c
33105 (gate_increase_alignment): New function.
33106 (pass_ipa_increase_alignment): New pass.
33107 * ipa.c: Inline tree-pass.h and timevar.h
33108 (function_and_variable_visibility): Move here from cgraphunit.c
33109 * tree-optimize.c (pass_early_local_passes): Add TODO_remove_functions.
33110 * passes.c (init_optimization_passes): Add the two new passes.
33111 (execute_todo): Handle cgraph_remove_functions.
33113 2007-01-08 Nick Clifton <nickc@redhat.com>
33115 * config/frv/predicates.md (reg_or_0_operand): Accept
33118 2007-01-08 Ralf Corsépius <ralf.corsepius@rtems.org>
33120 * config/bfin/rtems.h, config/bfin/t-rtems: New.
33121 * config.gcc: Add bfin*-rtems*.
33123 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
33125 * c.opt: Add -flax-vector-conversions.
33126 * c-typeck.c (convert_for_assignment): Pass flag to
33127 vector_types_convertible_p to allow emission of note.
33128 (digest_init): Likewise.
33129 * c-opts.c: Handle -flax-vector-conversions.
33130 * c-common.c (flag_lax_vector_conversions): New.
33131 (vector_types_convertible_p): Unless -flax-vector conversions
33132 has been passed, disallow conversions between vectors with
33133 differing numbers of subparts and/or element types. If such
33134 a conversion is disallowed, possibly emit a note on the first
33135 occasion only to inform the user of -flax-vector-conversions.
33136 The new last argument specifies this.
33137 * c-common.h (flag_lax_vector_conversions): New.
33138 (vector_types_convertible_p): Add extra argument.
33139 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Use
33140 char_type_node for V*QI type vectors.
33141 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins):
33142 Update to satisfy new typechecking rules.
33143 * config/rs6000/altivec.h (vec_cmple): Use vec_cmpge, for both
33144 C and C++ variants.
33145 * doc/invoke.texi (C Dialect Options): Document
33146 -flax-vector-conversions.
33148 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
33150 PR tree-optimization/29877
33151 * tree-ssa-ter.c (is_replaceable_p): Deem assignments with
33152 a register variable on the RHS to not be replaceable.
33154 2007-01-08 Chen Liqin <liqin@sunnorth.com.cn>
33155 * config/score/t-score-elf (MULTILIB_OPTIONS): Change.
33156 * config/score/predicates.md (const_uimm5, sr0_operand, const_simm12,
33157 const_simm15, const_pow2, const_npow2): Added.
33158 * config/score/misc.md (insv, extv, extzv, movmemsi,
33159 move_lbu_a/b, mov_lhu_a/b etc): Added and fix some bug.
33160 * config/score/score.c (score_address_cost, score_select_cc_mode):
33162 Change CONST_OK_FOR_LETTER_P/EXTRA_CONSTRAINT define.
33163 Update score_rtx_costs for MACRO TARGET_RTX_COSTS.
33164 Update score_print_operand.
33165 * config/score/score.h (DATA_ALIGNMENT, SELECT_CC_MODE): Added.
33166 Adjust register allocate order and update some macro define.
33167 * config/score/score-mdaux.c (mdx_unaligned_load, mdx_unsigned_store,
33168 mdx_block_move_straight, mdx_block_move_loop_head,
33169 mdx_block_move_loop_body, mdx_block_move_loop_foot,
33170 mdx_block_move_loop, mdx_block_move): Added.
33171 (mdx_movsicc, mdp_select_add_imm, mdp_select, mds_zero_extract_andi,
33172 mdp_limm): Updated and fix some bug and typo.
33173 * config/score/score.md (movqi/hi/si, add/sub/zero/ext): Updated.
33174 (movsf, movdf, doloop_end): Added.
33176 2007-01-08 Kazu Hirata <kazu@codesourcery.com>
33178 * config/arm/arm.c, config/arm/arm.h, config/arm/arm.md,
33179 config/arm/thumb2.md: Fix comment typos.
33180 * doc/extend.texi: Fix a typo.
33182 2007-01-07 Eric Christopher <echristo@apple.com>
33184 * configure.ac: Check for __stack_chk_fail for darwin.
33185 * configure: Regenerate.
33187 2007-01-07 Richard Guenther <rguenther@suse.de>
33189 * tree-vrp.c (extract_range_from_assert): CSE calls to
33190 compare_values where possible.
33191 (extract_range_from_unary_expr): Likewise.
33193 2007-01-07 Anatoly Sokolov <aesok@post.ru>
33195 * config/avr/avr-protos.h (call_insn_operand): Delete prototype.
33196 * config/avr/avr.c (call_insn_operand): Delete function.
33197 * config/avr/avr.md (*pushqi, *pushhi, *pushsi, *pushsf): Use REG_SP
33198 instead of register number. Use predicates.
33199 * config/avr/predicates.md (const0_operand, reg_or_0_operand,
33200 call_insn_operand): Add.
33202 2007-01-06 Jan Hubicka <jh@suse.cz>
33204 * tree-pass.h (pass_build_cgraph_edges): Declare.
33205 * cgraphunit.c (record_refernece): Move to cgraphbuild.c
33206 (visited_nodes): Remove.
33207 (cgraph_create_edges): Move to cgraphbuild.c; rename to
33208 build_cgrpah_edges; make visited_nodes local.
33209 (cgraph_process_new_functions): DO not call initialize_inline_failed.
33210 (record_references_in_initializer): Move to cgraphbuild.c
33211 (initialize_inline_failed, rebuild_cgraph_edges,
33212 pass_rebuild_cgraph_edges): Move to cgraphbuild.c.
33213 (verify_cgraph_node): Make visited_nodes local.
33214 (cgraph_analyze_function): Do not call cgraph_create_edges and
33215 initialize_inline_failed.
33216 (cgraph_expand_function): Do not call cgraph_lower_function;
33217 assert that function is already lowered.
33218 * Makefile.in (cgraphbuild.o): New.
33219 * passes.c (init_optimization_passes): Add pass_build_cgraph_edges
33220 at the end of lowering passes.
33222 2007-01-06 Steven Bosscher <steven@gcc.gnu.org>
33224 * ifcvt.c (cond_move_convert_if_block): New function, code
33225 factored out from...
33226 (cond_move_process_if_block): ...here. Call the new function
33227 on the THEN and ELSE blocks.
33228 (merge_if_block): Do not copy global_live_at_end, merge_blocks
33229 already takes care of this.
33231 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
33234 * tree.h (TREE_OVERFLOW_P): New.
33235 * c-typeck.c (parser_build_unary_op): Warn only if result
33236 overflowed and operands did not.
33237 (parser_build_binary_op): Likewise.
33238 (convert_for_assignment): Remove redundant overflow_warning.
33239 * c-common.c (overflow_warning): Don't check or set TREE_OVERFLOW.
33241 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
33243 * c-typeck.c (store_init_value): Split over two lines to follow
33244 the GNU coding style.
33246 2007-01-05 Benjamin Kosnik <bkoz@redhat.com>
33248 * c-cppbuiltin.c (c_cpp_builtins): __GXX_EXPERIMENTAL_CPP0X__ to
33249 __GXX_EXPERIMENTAL_CXX0X__.
33250 * doc/cpp.texi: Same.
33252 2007-01-05 Richard Guenther <rguenther@suse.de>
33254 PR middle-end/27826
33255 * tree.c (get_narrower): Do not construct COMPONENT_REFs
33256 with mismatched types. Instead explicitly build a
33257 conversion NOP_EXPR.
33259 2007-01-05 Ian Lance Taylor <iant@google.com>
33261 * c-common.c (decl_with_nonnull_addr_p): New function.
33262 (c_common_truthvalue_conversion): Call it.
33263 * c-typeck.c (build_binary_op): Likewise.
33264 * c-common.h (decl_with_nonnull_addr_p): Declare.
33266 2007-01-05 Jakub Jelinek <jakub@redhat.com>
33269 * libgcc2.c (__divdc3): Compare c and d against 0.0 instead of
33272 2007-01-05 Joel Brobecker <brobecker@adacore.com>
33274 * doc/install.texi (Final install): Document the fact that
33275 the GNAT runtime should not be stripped.
33277 2007-01-04 Jan Hubicka <jh@suse.cz>
33279 * tree-inline.c (fold_marked_statements): Update operand caches
33280 and EH after folding
33282 2007-01-04 Ian Lance Taylor <iant@google.com>
33284 * c-common.c (check_function_nonnull): Whitespace fix.
33286 2007-01-04 Jan Hubicka <jh@suse.cz>
33288 * tree-optimize.c (execute_fixup_cfg): Correct previously mistakely
33289 comitted older version of patch.
33290 (pass_fixup_cfg): Add TODOs to verify flow and statements, dump
33291 function, celanup cfg and collect garbage.
33293 2007-01-04 Mike Stump <mrs@apple.com>
33295 * Makefile.in (mostlyclean): Don't remove libgcc anymore.
33298 2007-01-04 Eric Christopher <echristo@apple.com>
33300 * libgcc2.c (__bswapsi2): Use SItype.
33301 (__bswapdi2): Use DItype.
33302 * libgcc2.h: Update for above.
33304 2007-01-04 Paul Brook <paul@codesourcery.com>
33306 * config/arm/arm.md (arm_mulsi3, thumb_mulsi3, mulsi3_compare0,
33307 mulsi_compare0_scratch, mulsi3addsi, mulsi3addsi_compare0,
33308 mulsi3addsi_compare0_scratch, mulsidi3adddi, mulsidi3,
33309 umulsidi3, umulsidi3adddi, smulsi3_highpart,
33310 umulsi3_highpart): Make conditional on !arm_arch6.
33311 (arm_mulsi3_v6, thumb_mulsi3_v6, mulsi3_compare0_v6,
33312 mulsi_compare0_scratch_v6, mulsi3addsi_v6, mulsi3addsi_compare0_v6,
33313 mulsi3addsi_compare0_scratch_v6, mulsidi3adddi_v6, mulsidi3_v6,
33314 umulsidi3_v6, umulsidi3adddi_v6, smulsi3_highpart_v6,
33315 umulsi3_highpart_v6): New insns.
33317 2007-01-04 Roger Sayle <roger@eyesopen.com>
33319 * fold-const.c (fold_convert): When casting an expression to void,
33320 fold_ignored_result may discover a GIMPLE_MODIFY_STMT which doesn't
33321 have a type. Instead of attempting to build a NOP_EXPR, return
33322 these "special" trees directly.
33324 2007-01-04 Joseph Myers <joseph@codesourcery.com>
33326 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make adjustment for
33327 MULT inside MINUS as either argument. Use rs6000_cost->dmul -
33328 rs6000_cost->fp not 0 as adjustment for outer NEG.
33330 2007-01-04 Jan Hubicka <jh@suse.cz>
33332 * cgraph.c (cgraph_release_function_body): New function.
33333 (cgraph_remove_node): Use it.
33334 * cgraph.h (cgraph_release_function_body): Declare.
33335 * cgraphunit.c (cgraph_expand_function): Use it.
33336 * ipa.c (cgraph_remove_unreahchable_nodes): Use it.
33337 * tree-ssa.c (delete_tree_ssa): Allow to be called before aliasing
33338 is initialized and while compilation of other function is running.
33339 * tree-optimize.c (execute_free_cfg_annotations): Move code to clear
33340 statement CFG annotations from here to ...
33341 * tree-cfg.c (delete_tree_cfg_annotations): ... here.
33343 2007-01-04 Zdenek Dvorak <dvorakz@suse.cz>
33345 * cfgloop.h (enum li_flags): Make the constants powers of two.
33347 2007-01-04 Jan Hubicka <jh@suse.cz>
33349 * tree-inline.c (copy_bb): Insert new statements to statements_to_fold
33351 (fold_marked_statements): New function.
33352 (optimize_inline_calls, tree_function_versioning): Fold new statements.
33353 * tree-inline.h (copy_body_data): Add statements_to_fold.
33355 2007-01-03 Daniel Jacobowitz <dan@codesourcery.com>
33357 * config.gcc: Mention libgcc/config.host.
33358 * Makefile.in: Update comments mentioning libgcc.
33359 (LIBGCC, INSTALL_LIBGCC, GCC_PARTS, mklibgcc): Delete.
33360 (all.cross, start.encap, rest.encap, rest.cross): Update
33361 dependencies for libgcc move.
33362 (libgcc.mk, LIBGCC_DEPS, libgcov.a, libgcc.a, stmp-multilib)
33363 (clean-target, clean-target-libgcc): Delete.
33364 (srcdirify, GCC_EXTRA_PARTS): New macros.
33365 (libgcc-support, libgcc.mvars): New rules.
33366 (distclean): Remove mention of mklibgcc.
33367 (install): Don't reference INSTALL_LIBGCC.
33368 (install-common): Don't reference EXTRA_PARTS.
33369 (install-libgcc, install-multilib): Delete rules.
33370 * mklibgcc.in: Delete file.
33371 * doc/configfiles.texi: Don't mention mklibgcc.
33373 * config/i386/t-darwin (SHLIB_VERPFX): Delete (moved to libgcc).
33374 * config/i386/t-darwin64 (SHLIB_VERPFX): Likewise.
33375 * config/rs6000/t-darwin (SHLIB_VERPFX): Likewise.
33376 * config/rs6000/t-ppccomm (TARGET_LIBGCC2_CFLAGS, SHLIB_MAPFILES)
33377 (mklibgcc, ldblspecs): Likewise.
33379 * config/i386/t-nwld (libgcc.def, libc.def, libpcre.def)
33380 (posixpre.def): Use $(T).
33381 (SHLIB_EXT, SHLIB_NAME, SHLIB_SLIBDIR_QUAL, SHLIB_DEF, SHLIB_MAP)
33382 (SHLIB_SRC, SHLIB_INSTALL): Delete.
33383 (SHLIB_LINK): Make dummy.
33384 * config/t-slibgcc-darwin: Delete contents except for dummy SHLIB_LINK.
33386 * config/frv/t-linux (EXTRA_MULTILIB_PARTS): Clear.
33388 * config/alpha/t-crtfm: Use $(T) in rules for EXTRA_PARTS.
33389 * config/alpha/t-vms, config/alpha/t-vms64, config/fr30/t-fr30,
33390 config/i386/t-rtems-i386, config/ia64/t-ia64, config/rs6000/t-beos,
33391 config/rs6000/t-newas, config/sparc/t-elf: Likewise.
33393 * configure.ac (all_outputs): Remove mklibgcc.
33394 * configure: Regenerated.
33396 2007-01-03 Josh Conner <jconner@apple.com>
33398 PR middle-end/29683
33399 * calls.c (compute_argument_addresses): Set stack and stack_slot
33400 for partial args, too.
33401 (store_one_arg): Use locate.size.constant for the size when
33402 generating a save_area.
33404 2007-01-03 Robert Kennedy <jimbob@google.com>
33406 * tree-cfg.c (tree_merge_blocks): Release SSA_NAME phi results
33407 whose definitions are deleted due to basic block merging.
33409 2007-01-03 Paul Brook <paul@codesourcery.com>
33412 * config/arm/arm.c (output_return_instruction): Pop PC in interrupt
33414 (use_return_insn): Return 0 for Thumb interrupt functions.
33415 (print_multi_reg): Add rfe argument for IRQ returns.
33416 (arm_output_epilogue): Pop interrupt return address directly into PC.
33417 (arm_expand_prologue): Only adjust IRQ return address in Arm mode.
33419 2007-01-03 Paul Brook <paul@codesourcery.com>
33421 Merge from sourcerygxx-4_1.
33422 * config/arm/thumb2.md: New file.
33423 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Return True for
33425 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Ditto.
33426 * config/arm/aout.h (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
33427 (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump tables.
33428 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump
33430 (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
33431 * config/arm/ieee754-df.S: Use macros for Thumb-2/Unified asm
33433 * config/arm/ieee754-sf.S: Ditto.
33434 * config/arm/arm.c (thumb_base_register_rtx_p): Rename...
33435 (thumb1_base_register_rtx_p): ... to this.
33436 (thumb_index_register_rtx_p): Rename...
33437 (thumb1_index_register_rtx_p): ... to this.
33438 (thumb_output_function_prologue): Rename...
33439 (thumb1_output_function_prologue): ... to this.
33440 (thumb_legitimate_address_p): Rename...
33441 (thumb1_legitimate_address_p): ... to this.
33442 (thumb_rtx_costs): Rename...
33443 (thumb1_rtx_costs): ... to this.
33444 (thumb_compute_save_reg_mask): Rename...
33445 (thumb1_compute_save_reg_mask): ... to this.
33446 (thumb_final_prescan_insn): Rename...
33447 (thumb1_final_prescan_insn): ... to this.
33448 (thumb_expand_epilogue): Rename...
33449 (thumb1_expand_epilogue): ... to this.
33450 (arm_unwind_emit_stm): Rename...
33451 (arm_unwind_emit_sequence): ... to this.
33452 (thumb2_legitimate_index_p, thumb2_legitimate_address_p,
33453 thumb1_compute_save_reg_mask, arm_dwarf_handle_frame_unspec,
33454 thumb2_index_mul_operand, output_move_vfp, arm_shift_nmem,
33455 arm_save_coproc_regs, thumb_set_frame_pointer, arm_print_condition,
33456 thumb2_final_prescan_insn, thumb2_asm_output_opcode, arm_output_shift,
33457 thumb2_output_casesi): New functions.
33458 (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Define.
33459 (FL_THUMB2, FL_NOTM, FL_DIV, FL_FOR_ARCH6T2, FL_FOR_ARCH7,
33460 FL_FOR_ARCH7A, FL_FOR_ARCH7R, FL_FOR_ARCH7M, ARM_LSL_NAME,
33461 THUMB2_WORK_REGS): Define.
33462 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv, arm_condexec_count,
33463 arm_condexec_mask, arm_condexec_masklen)): New variables.
33464 (all_architectures): Add armv6t2, armv7, armv7a, armv7r and armv7m.
33465 (arm_override_options): Check new CPU capabilities.
33466 Set new architecture flag variables.
33467 (arm_isr_value): Handle v7m interrupt functions.
33468 (user_return_insn): Return 0 for v7m interrupt functions. Handle
33470 (const_ok_for_arm): Handle Thumb-2 constants.
33471 (arm_gen_constant): Ditto. Use movw when available.
33472 (arm_function_ok_for_sibcall): Return false for v7m interrupt
33474 (legitimize_pic_address, arm_call_tls_get_addr): Handle Thumb-2.
33475 (thumb_find_work_register, arm_load_pic_register,
33476 legitimize_tls_address, arm_address_cost, load_multiple_sequence,
33477 emit_ldm_seq, emit_stm_seq, arm_select_cc_mode, get_jump_table_size,
33478 print_multi_reg, output_mov_long_double_fpa_from_arm,
33479 output_mov_long_double_arm_from_fpa, output_mov_double_fpa_from_arm,
33480 output_mov_double_fpa_from_arm, output_move_double,
33481 arm_compute_save_reg_mask, arm_compute_save_reg0_reg12_mask,
33482 output_return_instruction, arm_output_function_prologue,
33483 arm_output_epilogue, arm_get_frame_offsets, arm_regno_class,
33484 arm_output_mi_thunk, thumb_set_return_address): Ditto.
33485 (arm_expand_prologue): Handle Thumb-2. Use arm_save_coproc_regs.
33486 (arm_coproc_mem_operand): Allow POST_INC/PRE_DEC.
33487 (arithmetic_instr, shift_op): Use arm_shift_nmem.
33488 (arm_print_operand): Use arm_print_condition. Handle '(', ')', '.',
33490 (arm_final_prescan_insn): Use extract_constrain_insn_cached.
33491 (thumb_expand_prologue): Use thumb_set_frame_pointer.
33492 (arm_file_start): Output directive for unified syntax.
33493 (arm_unwind_emit_set): Handle stack alignment instruction.
33494 * config/arm/lib1funcs.asm: Remove default for __ARM_ARCH__.
33495 Add v6t2, v7, v7a, v7r and v7m.
33496 (RETLDM): Add Thumb-2 code.
33497 (do_it, shift1, do_push, do_pop, COND, THUMB_SYNTAX): New macros.
33498 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __thumb2__.
33499 (TARGET_THUMB1, TARGET_32BIT, TARGET_THUMB2, TARGET_DSP_MULTIPLY,
33500 TARGET_INT_SIMD, TARGET_UNIFIED_ASM, ARM_FT_STACKALIGN, IS_STACKALIGN,
33501 THUMB2_TRAMPOLINE_TEMPLATE, TRAMPOLINE_ADJUST_ADDRESS,
33502 ASM_OUTPUT_OPCODE, THUMB2_GO_IF_LEGITIMATE_ADDRESS,
33503 THUMB2_LEGITIMIZE_ADDRESS, CASE_VECTOR_PC_RELATIVE,
33504 CASE_VECTOR_SHORTEN_MODE, ADDR_VEC_ALIGN, ASM_OUTPUT_CASE_END,
33505 ADJUST_INSN_LENGTH): Define.
33506 (TARGET_REALLY_IWMMXT, TARGET_IWMMXT_ABI, CONDITIONAL_REGISTER_USAGE,
33507 STATIC_CHAIN_REGNUM, HARD_REGNO_NREGS, INDEX_REG_CLASS,
33508 BASE_REG_CLASS, MODE_BASE_REG_CLASS, SMALL_REGISTER_CLASSES,
33509 PREFERRED_RELOAD_CLASS, SECONDARY_OUTPUT_RELOAD_CLASS,
33510 SECONDARY_INPUT_RELOAD_CLASS, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P,
33511 TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE, HAVE_PRE_INCREMENT,
33512 HAVE_POST_DECREMENT, HAVE_PRE_DECREMENT, HAVE_PRE_MODIFY_DISP,
33513 HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_REG, HAVE_POST_MODIFY_REG,
33514 REGNO_MODE_OK_FOR_BASE_P, LEGITIMATE_CONSTANT_P,
33515 REG_MODE_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, GO_IF_LEGITIMATE_ADDRESS,
33516 LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS,
33517 GO_IF_MODE_DEPENDENT_ADDRESS, MEMORY_MOVE_COST, BRANCH_COST,
33518 ASM_APP_OFF, ASM_OUTPUT_CASE_LABEL, ARM_DECLARE_FUNCTION_NAME,
33519 FINAL_PRESCAN_INSN, PRINT_OPERAND_PUNCT_VALID_P,
33520 PRINT_OPERAND_ADDRESS): Adjust for Thumb-2.
33521 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv): New declarations.
33522 * config/arm/arm-cores.def: Add arm1156t2-s, cortex-a8, cortex-r4 and
33524 * config/arm/arm-tune.md: Regenerate.
33525 * config/arm/arm-protos.h: Update prototypes.
33526 * config/arm/vfp.md: Enable patterns for Thumb-2.
33527 (arm_movsi_vfp): Add movw alternative. Use output_move_vfp.
33528 (arm_movdi_vfp, movsf_vfp, movdf_vfp): Use output_move_vfp.
33529 (thumb2_movsi_vfp, thumb2_movdi_vfp, thumb2_movsf_vfp,
33530 thumb2_movdf_vfp, thumb2_movsfcc_vfp, thumb2_movdfcc_vfp): New.
33531 * config/arm/libunwind.S: Add Thumb-2 code.
33532 * config/arm/constraints.md: Update include Thumb-2.
33533 * config/arm/ieee754-sf.S: Add Thumb-2/Unified asm support.
33534 * config/arm/ieee754-df.S: Ditto.
33535 * config/arm/bpabi.S: Ditto.
33536 * config/arm/t-arm (MD_INCLUDES): Add thumb2.md.
33537 * config/arm/predicates.md (low_register_operand,
33538 low_reg_or_int_operand, thumb_16bit_operator): New.
33539 (thumb_cmp_operand, thumb_cmpneg_operand): Rename...
33540 (thumb1_cmp_operand, thumb1_cmpneg_operand): ... to this.
33541 * config/arm/t-arm-elf: Add armv7 multilib.
33542 * config/arm/arm.md: Update patterns for Thumb-2 and Unified asm.
33544 (UNSPEC_STACK_ALIGN, ce_count): New.
33545 (arm_incscc, arm_decscc, arm_umaxsi3, arm_uminsi3,
33546 arm_zero_extendsidi2, arm_zero_extendqidi2): New
33548 * config/arm/fpa.md: Update patterns for Thumb-2 and Unified asm.
33549 (thumb2_movsf_fpa, thumb2_movdf_fpa, thumb2_movxf_fpa,
33550 thumb2_movsfcc_fpa, thumb2_movdfcc_fpa): New insns.
33551 * config/arm/cirrus.md: Update patterns for Thumb-2 and Unified asm.
33552 (cirrus_thumb2_movdi, cirrus_thumb2_movsi_insn,
33553 thumb2_cirrus_movsf_hard_insn, thumb2_cirrus_movdf_hard_insn): New
33555 * doc/extend.texi: Document ARMv7-M interrupt functions.
33556 * doc/invoke.texi: Document Thumb-2 new cores+architectures.
33558 2007-01-03 Jakub Jelinek <jakub@redhat.com>
33560 * unwind-dw2.c (SIGNAL_FRAME_BIT, EXTENDED_CONTEXT_BIT): Define.
33561 (struct _Unwind_Context): Rename args_size to flags, remove
33562 signal_frame field, add a new args_size field and version field.
33563 (_Unwind_IsSignalFrame, _Unwind_SetSignalFrame,
33564 _Unwind_IsExtendedContext): New inline functions.
33565 (_Unwind_GetGR, _Unwind_SetGR, _Unwind_GetGRPtr, _Unwind_SetGRPtr):
33566 Assume by_value array is only present if _Unwind_IsExtendedContext.
33567 (_Unwind_GetIPInfo, execute_cfa_program, uw_frame_state_for): Use
33568 _Unwind_IsSignalFrame.
33569 (__frame_state_for): Initialize context.flags to EXTENDED_CONTEXT_BIT.
33570 (uw_update_context_1): Use _Unwind_SetSignalFrame.
33571 (uw_init_context_1): Initialize context->flags to
33572 EXTENDED_CONTEXT_BIT.
33573 * config/rs6000/linux-unwind.h (frob_update_context): Use
33574 _Unwind_SetSignalFrame.
33576 2007-01-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
33578 PR middle-end/30353
33579 * gimplify.c (gimplify_modify_expr_complex_part): Move below
33580 tree_to_gimple_tuple. Call tree_to_gimple_tuple when we need
33583 2007-01-03 Kazu Hirata <kazu@codesourcery.com>
33585 * config/i386/i386.h (NON_STACK_REG_P, REGNO_OK_FOR_SIREG_P,
33586 REGNO_OK_FOR_DIREG_P, REWRITE_ADDRESS, ASM_OPERAND_LETTER,
33587 RET, AT_SP): Remove.
33588 * config/i386/i386.md (*sse_prologue_save_insn): Use return
33591 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
33592 * cfgbuild.c (find_basic_blocks): Likewise.
33593 * cfgrtl.c (rtl_create_basic_block): Likewise.
33594 * function.c (temp_slots_at_level): Likewise.
33595 * reg-stack.c (stack_regs_mentioned): Likewise.
33596 * regclass.c (allocate_reg_info): Likewise.
33597 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
33598 set_bb_for_stmt, move_block_to_fn): Likewise.
33599 * tree-complex.c (tree_lower_complex): Likewise.
33600 * vec.h (VEC_safe_grow_cleared): New.
33602 * cgraphunit.c, tree-ssa-alias.c: Fix comment typos.
33604 2007-01-03 Zdenek Dvorak <dvorakz@suse.cz>
33606 * loop-unswitch.c (unswitch_loop): Pass probabilities to loopify.
33607 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass probabilities
33609 * cfgloopmanip.c (scale_loop_frequencies): Export.
33610 (loopify): Scale the frequencies by prescribed coefficients.
33611 (set_zero_probability): New function.
33612 (duplicate_loop_to_header_edge): Improve updating of frequencies.
33613 (lv_adjust_loop_entry_edge, loop_version): Set probabilities
33614 and frequencies according to arguments.
33615 * tree-ssa-loop-manip.c (tree_unroll_loop): Set probabilities
33617 * cfg.c (scale_bbs_frequencies_int): Allow scaling the frequencies up.
33618 * modulo-sched.c (sms_schedule): Set probabilities for entering
33619 versioned loop correctly.
33620 * tree-vect-transform.c (vect_transform_loop): Ditto.
33621 * cfgloop.h (loopify, loop_version): Declaration changed.
33622 (scale_loop_frequencies): Declared.
33624 2007-01-02 Jan Hubicka <jh@suse.cz>
33626 * cgraph.c: Include tree-flow.h
33627 (cgraph_add_new-function): Handle IPA_SSA mode; execute
33628 early_local_passes.
33629 * cgraph.h (enum cgraph_state): Add CGRAPH_STATE_IPA_SSA.
33630 * tree-pass.h (pass_all_early_optimizations): Declare.
33631 * cgraphunit.c (cgraph_process_new_functions): Add IPA_SSA; execute
33632 early_local_passes.
33633 (cgraph_analyze_function): Do early_local_passes.
33634 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
33635 Do not add referenced vars.
33636 * tree-optimize.c (gate_all_optimizations): Do not execute when not in
33638 (gate_all_early_local_passes): New gate.
33639 (pass_early_local_passes): Use new gate.
33640 (execute_early_local_optimizations): New functions.
33641 (gate_all_early_optimizations): New gate.
33642 (pass_all_early_optimizations): New pass.
33643 (execute_free_datastructures): Free SSA only when initialized.
33644 (gate_init_datastructures): Init only when optimizing.
33645 (tree_lowering_passes): Do early local passes when called late.
33646 * tree-profile.c (do_tree_profiling): Don't profile functions added
33648 (do_early_tree_profiling, pass_early_tree_profile): Kill.
33649 * tree-cfg.c (update_modified_stmts): Do not update when operands are
33651 * passes.c (init_optimizations_passes): Reorder so we go into SSA
33652 during early_local_passes.
33653 * Makefile.in (cgraph.o): Add dependency on tree-flow.h.
33656 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
33658 * Makefile.in: Update copyright year.
33660 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
33662 * Makefile.in: Export GCC_EXEC_PREFIX before calling $(RUNTEST)
33663 in $(lang_checks) and check-consistency targets.
33665 2007-01-02 Jan Hubicka <jh@suse.cz>
33667 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
33668 Do not add referenced vars.
33669 * tree-cfg.c (update_modified_stmts): Do not update when SSA operands
33671 * passes.c (init_optimization_passes): Put mudflap_2 after
33672 free_datastructures.
33674 2007-01-02 Jan Hubicka <jh@suse.cz>
33676 * tree-optimize (execute_fixup_cfg): Set after_inlining flag.
33677 Set NOTHROW flag on call statements proved to be nothrow.
33678 Update statement of local calls so new pure/const functions are
33679 updated. Update_ssa when in ssa form. Mark PHI nodes of nonlocal
33681 (tree_rest_of_compilation): Register hooks and initialize bitmap
33682 early. Do not set after_inlining flag.
33684 2007-01-02 Steve Ellcey <sje@cup.hp.com>
33686 * sbitmap.c (HOST_BITS_PER_LONG_LONG): Change to
33687 HOST_BITS_PER_LONGLONG
33689 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
33692 * c-typeck.c (store_init_value): Don't emit pedantic overflow
33693 warning for non-static initializers.
33695 2007-01-02 Steven Bosscher <steven@gcc.gnu.org>
33697 * config/alpha/alpha.md, arm/arm.c, darwin.c, frv/frv.md,
33698 m32r/m32r.c, m32r/m32r.c, mn10300/mn10300.md, pa/pa.c,
33699 rs6000/rs6000.c, s390/s390.md, sh/sh.md, sparc/sparc.c:
33700 Always use set_unique_reg_note to add REG_EQUAL notes.
33702 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
33705 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
33707 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
33708 * cfgbuild.c (find_basic_blocks): Likewise.
33709 * cfgrtl.c (rtl_create_basic_block): Likewise.
33710 * function.c (temp_slots_at_level): Likewise.
33711 * reg-stack.c (stack_regs_mentioned): Likewise.
33712 * regclass.c (allocate_reg_info): Likewise.
33713 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
33714 set_bb_for_stmt, move_block_to_fn): Likewise.
33715 * tree-complex.c (tree_lower_complex): Likewise.
33716 * vec.h (VEC_safe_grow_cleared): New.
33718 2007-01-02 Ian Lance Taylor <iant@google.com>
33720 * c-common.c (c_common_truthvalue_conversion): When warning about
33721 using an assignment as a truth value, set TREE_NO_WARNING.
33723 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
33726 * c.opt (Wold-style-declaration): New.
33727 * doc/invoke.texi (C-only Warning Options): New.
33728 (Wold-style-declaration): Document it.
33729 (Wextra): Enabled by -Wextra.
33730 * c-opts.c (c_common_post_options): Enabled by -Wextra.
33731 * c-decl.c (declspecs_add_scspec): Replace -Wextra with
33732 -Wold-style-declaration.
33734 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
33736 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
33737 * cfgbuild.c (find_basic_blocks): Likewise.
33738 * cfgrtl.c (rtl_create_basic_block): Likewise.
33739 * function.c (temp_slots_at_level): Likewise.
33740 * reg-stack.c (stack_regs_mentioned): Likewise.
33741 * regclass.c (allocate_reg_info): Likewise.
33742 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
33743 set_bb_for_stmt, move_block_to_fn): Likewise.
33744 * tree-complex.c (tree_lower_complex): Likewise.
33745 * vec.h (VEC_safe_grow_cleared): New.
33747 2007-01-02 Douglas Gregor <doug.gregor@gmail.com>
33749 * c-common.c (c_common_nodes_and_builtins): Since variants of
33750 void_type_node get built before it is given a name, we need to
33751 give those variants the name, too.
33752 (complete_array_type): We need to work with the canonical main
33753 type of the array, from which we will build the qualified version.
33754 * params.def (PARAM_VERIFY_CANONICAL_TYPES): New.
33755 * print-tree.c (print_node): Display canonical type information
33757 * stor-layout.c (layout_type): When we don't know the
33758 alignment of a type for which we're building an array, we end up
33759 guessing wrong, so make the type require structural equality.
33760 * tree.c (make_node_stat): When we build a new type, it is its
33761 own canonical type.
33762 (build_type_attribute_qual_variant): When building an attribute
33763 variant, its canonical type is the non-attribute variant. However,
33764 if the attributes are target-dependent and they differ, we need to
33765 use structural equality checks for this type.
33766 (build_qualified_type): A qualified type is not equivalent to its
33767 unqualified variant; set the canonical type appropriately.
33768 (build_distinct_type_copy): When building a distinct type from
33769 another type, the new type is its own canonical type.
33770 (build_variant_type_copy): When building a new type variant, we
33771 assume that it is equivalent to the original type.
33772 (build_pointer_type_for_mode): When building a pointer type, also
33773 build a canonical type pointer.
33774 (build_reference_type_for_mode): When building a reference type,
33775 also build a canonical type reference.
33776 (build_index_type): When we can't hash an index type (e.g.,
33777 because its maximum value is negative), the index type requires
33778 structural equality tests.
33779 (build_array_type): Build the canonical form of an array type.
33780 (build_function_type): Function types require structural equality,
33781 because they contain default arguments, attributes, etc.
33782 (build_method_type_directly): Ditto for method types.
33783 (build_offset_type): Build the canonical offset type.
33784 (build_complex_type): Build the canonical vector type.
33785 (make_vector_type): Build the canonical vector type.
33786 * tree.h (TYPE_CANONICAL): New.
33787 (TYPE_STRUCTURAL_EQUALITY_P): New.
33788 (SET_TYPE_STRUCTURAL_EQUALITY): New.
33789 (struct tree_type): Added "canonical" field.
33790 * params.h (VERIFY_CANONICAL_TYPES): New.
33791 * doc/c-tree.texi (TYPE_CANONICAL): Document.
33792 (TYPE_STRUCTURAL_EQUALITY_P): Document.
33793 (SET_TYPE_STRUCTURAL_EQUALITY): Document.
33794 * doc/invoke.texi (verify-canonical-types): Document --param
33795 parameter for verifying canonical types.
33797 2007-01-02 Joseph Myers <joseph@codesourcery.com>
33799 * config.gcc (powerpc-*-eabispe*, powerpc-*-eabisimaltivec*,
33800 powerpc-*-eabisim*, powerpc-*-eabialtivec*, powerpc-*-eabi*,
33801 powerpc-*-rtems*, powerpc-wrs-vxworks, powerpc-wrs-vxworksae,
33802 powerpcle-*-eabisim*, powerpcle-*-eabi*): Add rs6000/e500.h to
33804 * config/rs6000/e500.h: New.
33805 * config/rs6000/eabi.h (TARGET_SPE_ABI, TARGET_SPE, TARGET_E500,
33806 TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE, TARGET_E500_DOUBLE):
33808 * config/rs6000/linuxspe.h (TARGET_SPE_ABI, TARGET_SPE,
33809 TARGET_E500, TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE,
33810 TARGET_E500_DOUBLE): Remove.
33811 * config/rs6000/vxworks.h (TARGET_SPE_ABI, TARGET_SPE,
33812 TARGET_E500, TARGET_ISEL, TARGET_FPRS): Remove.
33813 * config/rs6000/rs6000.h (CHECK_E500_OPTIONS): Define.
33814 * config/rs6000/rs6000.c (rs6000_override_options): Use
33815 CHECK_E500_OPTIONS.
33817 2007-01-02 Joseph Myers <joseph@codesourcery.com>
33819 * config/rs6000/rs6000.c (print_operand): Check (TARGET_SPE ||
33820 TARGET_E500_DOUBLE), not TARGET_E500, for %y.
33821 (rs6000_generate_compare, rs6000_emit_sCOND, output_cbranch,
33822 rs6000_emit_cmove): Don't check TARGET_E500.
33823 * config/rs6000/rs6000.md (bunordered, bordered, sunordered,
33824 sordered): Don't check TARGET_E500.
33826 2007-01-01 Eric Christopher <echristo@apple.com>
33828 * config/mips/mips.c (mips_regno_mode_ok_for_base_p): Use
33829 HARD_REGISTER_NUM_P.
33831 2007-01-01 Roger Sayle <roger@eyesopen.com>
33833 * fold-const.c (fold_binary) <EQ_EXPR>: Fold "(X^C1) eq/ne C2" into
33834 "X eq/ne (C1^C2)". Fold "(X^Z) eq/ne (Y^Z)" as "X eq/ne Y" when Z
33835 has no side-effects. Fold "(X^C1) eq/ne (Y^C2)" as "(X^(C1^C2))
33838 2007-01-01 Mike Stump <mrs@apple.com>
33840 * configure.ac: Remove support for building with Apple's gcc-3.1.
33842 2007-01-02 Joseph Myers <joseph@codesourcery.com>
33844 PR middle-end/30311
33845 * caller-save.c (add_stored_regs): Only handle SUBREGs if inner
33846 REG is a hard register. Do not modify REG before calling
33848 * rtlanal.c (subreg_get_info): Don't assert size of XMODE is a
33849 multiple of the size of YMODE for certain lowpart cases.
33851 2007-01-01 Andrew Pinski <pinskia@gmail.com>
33853 PR middle-end/30253
33854 * gimplify (voidify_wrapper_expr): Update for
33855 GIMPLE_MODIFY_STMT.
33857 2007-01-01 Andreas Schwab <schwab@suse.de>
33860 * config/ia64/ia64.c (ia64_compute_frame_size): Account space for
33861 save of BR0 in extra_spill_size instead of spill_size.
33862 (ia64_expand_prologue): Save BR0 outside of the gr/br/fr spill
33864 (ia64_expand_epilogue): Restore BR0 from its new location.
33866 2007-01-01 Andrew Pinski <pinskia@gmail.com>
33868 * gimplify.c (gimplify_init_constructor <case VECTOR_TYPE>):
33869 Use a temporary variable if the left hand side is not a gimple
33872 2007-01-01 Andrew Pinski <pinskia@gmail.com>
33874 * gimplify.c (gimplify_return_expr): Make the temporary variable
33875 for the return expression, a gimple register variable.
33877 2007-01-01 Jan Hubicka <jh@suse.cz>
33879 * emit-rtl.c (emit_copy_of_insn_after): Do not call copy_insn_1 for
33882 2007-01-01 Mike Stump <mrs@apple.com>
33884 * configure.ac (HAVE_GAS_LITERAL16): Add autoconf check for
33886 * config/darwin.c (machopic_select_rtx_section): Use
33887 HAVE_GAS_LITERAL16.
33888 (darwin_mergeable_constant_section): Likewise.
33889 * configure: Regenerate.
33890 * config.in: Regenerate.
33892 2007-01-01 Jan Hubicka <jh@suse.cz>
33893 Andrew Pinski <pinskia@gmail.com>
33895 * cgraphunit.c (cgraph_optimize): Call cgraph_add_new_functions
33896 before starting IPA passes.