1 2007-12-17 Andreas Schwab <schwab@suse.de>
3 * doc/invoke.texi (Warning Options): Use @itemx.
5 2007-12-17 Dorit Nuzman <dorit@il.ibm.com>
7 * tree-vectorizer.h (verbosity_levels): Add new verbosity level
9 * tree-vect-transform.c (vect_estimate_min_profitable_iters): Change
10 verbosity level to REPORT_COST.
11 (vect_model_reduction_cost): Likewise.
12 (vect_model_induction_cost): Likewise.
13 (vect_model_simple_cost): likewise.
14 (vect_model_store_cost): likewise.
15 (vect_model_load_cost): likewise.
16 (conservative_cost_threshold): Likewise. Remove print.
18 2007-12-17 Rask Ingemann Lambertsen <rask@sygehus.dk>
20 * doc/tm.texi (TARGET_SECONDARY_RELOAD): Fix typos.
22 2007-12-17 Jakub Jelinek <jakub@redhat.com>
25 * c-parser.c (c_parser_omp_all_clauses): Accept optional comma
28 2007-12-17 Dorit Nuzman <dorit@il.ibm.com>
30 PR tree-optimization/34445
31 * tree-vect-trasnform.c (vect_estimate_min_profitable_iters): Skip
32 stmts (including live stmts) that are not relevant.
34 2007-12-17 Jack Howarth <howarth@bromo.med.uc.edu>
37 * config/i386/t-crtpc: Add $(MULTILIB_CFLAGS).
38 * config/i386/t-crtfm: Likewise.
40 2007-12-17 Uros Bizjak <ubizjak@gmail.com>
42 * config/i386/i386.h (WIDEST_HARDWARE_FP_SIZE): Define.
44 2007-12-16 Uros Bizjak <ubizjak@gmail.com>
46 * tree-vect-transform.c (conservative_cost_threshold): Add missing
47 space to "not vectorized" message.
49 2007-12-16 Richard Sandiford <rsandifo@nildram.co.uk>
51 PR rtl-optimization/34415
52 * df.h (DF_LR_IN, DF_LR_OUT): Update comments.
53 * resource.c (mark_target_live_regs): Use DF_LR_IN rather than
54 df_get_live_in. Don't handle pseudos.
56 2007-12-16 Jakub Jelinek <jakub@redhat.com>
59 * c-decl.c (merge_decls): Copy RTL from olddecl to newdecl.
60 * config/pa/pa.c (pa_encode_section_info): If !first, preserve
61 SYMBOL_FLAG_REFERENCED flag.
63 2007-12-15 Alexandre Oliva <aoliva@redhat.com>
65 * tree.c (type_hash_add): Fix whitespace.
67 2007-12-15 Hans-Peter Nilsson <hp@axis.com>
69 Add CRIS v32 support. Fix -mcc-init.
70 * config.gcc: Make crisv32-* have cpu_type cris. Handle
71 crisv32-*-elf and crisv32-*-none like cris-*-elf and cris-*-none
72 but without multilibs and with target_cpu_default=32.
73 (crisv32-*-linux*): Handle as cris-*-linux*. Set
74 target_cpu_default to 32 and 10 accordingly.
75 * config/cris/cris.c (ASSERT_PLT_UNSPEC): Remove unused macro.
76 (cris_movem_load_rest_p, cris_store_multiple_op_p): Remove FIXME.
77 Change regno_dir and regno only if !TARGET_V32.
78 (cris_conditional_register_usage): If TARGET_V32, set
79 reg_alloc_order as per REG_ALLOC_ORDER_V32 and make
80 CRIS_ACR_REGNUM non-fixed.
81 (cris_print_base): Add gcc_assert for post_inc on CRIS_ACR_REGNUM.
82 (cris_print_operand) <case 'Z', case 'u'>: New cases.
83 <case REG of case 'H'>: Allow for CRIS_SRP_REGNUM.
84 (cris_reload_address_legitimized): Always return false for TARGET_V32.
85 (cris_register_move_cost): New function, guts from
86 REGISTER_MOVE_COST adjusted for CRIS v32.
87 (cris_normal_notice_update_cc): New function split out from...
88 (cris_notice_update_cc): Set cc_status.flags CC_REVERSED for
89 TARGET_CCINIT. Call cris_normal_notice_update_cc for CC_REV,
90 CC_NOOV32 and CC_NORMAL, but set cc_status.flags CC_NO_OVERFLOW
91 for CC_NOOV32 and TARGET_V32.
92 (cris_simple_epilogue): Always return false for TARGET_V32 if
93 cris_return_address_on_stack yields true.
94 (cris_cc0_user_requires_cmp): New function.
95 (cris_valid_pic_const): Add argument ANY_OPERAND. All callers
96 changed. Handle CRIS_UNSPEC_PLT_PCREL and CRIS_UNSPEC_PCREL.
97 (cris_asm_output_case_end): New function, guts from
98 ASM_OUTPUT_CASE_END adjusted for CRIS v32.
99 (cris_override_options): Adjust for CRIS v32. Mask out
100 TARGET_SIDE_EFFECT_PREFIXES and TARGET_MUL_BUG if v32.
101 (cris_asm_output_mi_thunk, cris_expand_epilogue)
102 (cris_gen_movem_load, cris_emit_movem_store)
103 (cris_expand_pic_call_address, cris_asm_output_symbol_ref)
104 (cris_asm_output_label_ref, cris_output_addr_const_extra): Adjust
106 (cris_split_movdx): Copy re-used MEM.
107 * config/cris/t-elfmulti: Add multilib v32 for -march=v32.
108 * config/cris/predicates.md
109 ("cris_general_operand_or_pic_source"): New predicate.
110 ("cris_general_operand_or_plt_symbol"): Replace by...
111 ("cris_nonmemory_operand_or_callable_symbol"): New predicate.
112 * config/cris/linux.h: Sanity-check TARGET_CPU_DEFAULT for
113 presence and contents.
114 (CRIS_SUBTARGET_DEFAULT_ARCH): New macro, MASK_AVOID_GOTPLT for
116 (CRIS_CPP_SUBTARGET_SPEC, CRIS_CC1_SUBTARGET_SPEC,
117 CRIS_ASM_SUBTARGET_SPEC): Adjust for different TARGET_CPU_DEFAULT.
118 (CRIS_SUBTARGET_DEFAULT): Add CRIS_SUBTARGET_DEFAULT_ARCH.
119 * config/cris/cris.h: Sanity-check TARGET_CPU_DEFAULT for contents.
120 (CRIS_DEFAULT_TUNE, CRIS_ARCH_CPP_DEFAULT)
121 (CRIS_DEFAULT_ASM_ARCH_OPTION): New macros.
122 (CRIS_CC1_SUBTARGET_SPEC): Change default tuning to use
124 (CRIS_CPP_SUBTARGET_SPEC): Ditto. Add CRIS_ARCH_CPP_DEFAULT.
125 (ASM_SPEC): Add sanity-check erroring out when both -march= and
126 -mcpu= are specified. Pass on either as --march=v32.
127 (CRIS_ASM_SUBTARGET_SPEC): When neither -march= or -mcpu= are
128 specified, pass on CRIS_DEFAULT_ASM_ARCH_OPTION.
129 (CRIS_CPU_V32): New macro.
130 [!TARGET_CPU_DEFAULT]: Default-define as CRIS_CPU_BASE.
131 [!TARGET_DEFAULT, TARGET_CPU_DEFAULT == 32]: Move default
132 TARGET_DEFAULT definition after new TARGET_CPU_DEFAULT definition.
133 Define v32-adjusted TARGET_DEFAULT.
134 (CRIS_DEFAULT_CPU_VERSION): Change to TARGET_CPU_DEFAULT from
136 (TARGET_V32): New macro.
137 (REG_ALLOC_ORDER_V32): New macro.
138 (HARD_REGNO_MODE_OK): Do not allow larger-than-register-size modes
139 into CRIS_ACR_REGNUM.
140 (enum reg_class): New classes ACR_REGS, SPEC_ACR_REGS, GENNONACR_REGS
141 and SPEC_GENNONACR_REGS.
142 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Adjust for new classes.
143 (REGNO_REG_CLASS): Give ACR_REGS for CRIS_ACR_REGNUM.
144 (MODE_CODE_BASE_REG_CLASS): Define, give for OCODE POST_INC
145 GENNONACR_REGS, BASE_REG_CLASS otherwise.
146 (REG_CLASS_FROM_LETTER): 'a' is for ACR_REGS.
147 (REGNO_MODE_CODE_OK_FOR_BASE_P): Define, refusing OCODE POST_INC
149 (PREFERRED_RELOAD_CLASS): Keep ACR_REGS as preferred.
150 (HARD_REGNO_RENAME_OK): Refuse CRIS_ACR_REGNUM as TO.
151 (EXTRA_CONSTRAINT): New constraint 'U'.
152 (TRAMPOLINE_TEMPLATE, TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE)
153 (ASM_OUTPUT_ADDR_DIFF_ELT): Adjust for CRIS v32.
154 (BASE_OR_AUTOINCR_P): Refuse POST_INC for CRIS_ACR_REGNUM.
155 (SIMPLE_ADDRESS_P): Remove.
156 (GO_IF_LEGITIMATE_ADDRESS): Use BASE_OR_AUTOINCR_P, not redundant
157 SIMPLE_ADDRESS_P. Make one chained if-else, finishing as
158 non-match after BASE_OR_AUTOINCR_P for TARGET_V32.
159 (REGISTER_MOVE_COST): Just call the new function
160 cris_register_move_cost.
161 (enum cris_pic_symbol_type): Rename cris_gotrel_symbol to
162 cris_rel_symbol. All users changed.
163 (REGISTER_NAMES): Replace "pc" with "acr".
164 (ADDITIONAL_REGISTER_NAMES): Add "pc" for 15.
165 (ASM_OUTPUT_REG_PUSH): Change to v32-compatible sequence.
166 (ASM_OUTPUT_REG_POP): Change to v32-compatible syntax.
167 (ASM_OUTPUT_CASE_END): Just call the new function
168 cris_asm_output_case_end.
169 * gcc/config/cris/cris.md: Group related constants together, with
171 (CRIS_UNSPEC_PLT_GOTREL, CRIS_UNSPEC_PLT_PCREL, CRIS_UNSPEC_PCREL)
172 (CRIS_UNSPEC_CASESI): New constants.
173 (CRIS_UNSPEC_PLT): Remove constant.
174 (CRIS_ACR_REGNUM): New constant.
175 ("slottable"): New attr alternatives "has_return_slot" and
177 ("cc"): New attr alternatives "noov32" and "rev".
178 ((eq_attr "slottable" "has_call_slot"))
179 ((eq_attr "slottable" "has_return_slot")): New define_delays.
180 ("movdi", "movsi"): Adjust operands for CRIS v32.
181 ("tstdi", "cmpdi", "adddi3", "subdi3", "uminsi3")
182 ("indirect_jump"): Ditto. Make define_expand.
183 ("*tstdi_non_v32", "*tstdi_v32", "*tst<mode>_cmp")
184 ("*tst<mode>_non_cmp", "*cmpdi_non_v32", "*cmpdi_v32")
185 ("*movdi_v32", "*adddi3_non_v32", "*adddi3_v32")
186 ("*addsi3_non_v32", "*addsi3_v32", "*addhi3_non_v32")
187 ("*addhi3_v32", "*addqi3_non_v32", "*addqi3_v32")
188 ("*subdi3_non_v32", "*subdi3_v32", "*subsi3_non_v32")
189 ("*subsi3_v32", "*sub<mode>3_nonv32", "*sub<mode>3_v32")
190 ("*andqi3_non_v32", "*andqi3_v32", "*iorsi3_non_v32")
191 ("*iorsi3_v32", "*iorhi3_non_v32", "*iorhi3_v32")
192 ("*iorqi3_non_v32", "*iorqi3_v32", "*uminsi3_non_v32")
193 ("*uminsi3_v32", "*indirect_jump_non_v32", "*indirect_jump_v32")
194 ("*expanded_call_v32", "*expanded_call_value_v32"): New patterns,
195 for the corresponding standard name.
196 ("tst<mode>"): Limit to BW and make define_expand.
197 ("tstsi"): Make separate insn, adjusting for CRIS v32.
198 ("*cmp_swapext<mode>"): Adjust for v32. Specify "rev" for attr "cc".
199 ("cmpsi", "cmp<mode>"): Remove special cases for zero. Specify
201 ("*btst"): Don't match for TARGET_CCINIT. Replace test of
202 register with compatible "cmpq 0". Specify attr "cc".
203 ("*movdi_insn_non_v32"): New pattern, replacing "*movdi_insn" and
205 (define_split for DI move): Match CRIS v32 only.
206 ("*movsi_got_load", "*movsi_internal", "*addi"): Adjust for CRIS v32.
207 ("load_multiple", "store_multiple", "*addsbw_v32", "*addubw_v32")
208 ("*adds<mode>_v32", "*addu<mode>_v32", "*bound<mode>_v32")
209 ("*casesi_jump_v32", "*expanded_andsi_v32", "*expanded_andhi_v32")
210 ("*extop<mode>si_v32", "*extopqihi_v32", "*andhi_lowpart_v32")
211 ("*andqi_lowpart_v32", "cris_casesi_v32"): New patterns.
212 ("add<mode>3"): Make addsi3, addhi3 and addqi3 define_expand.
213 ("sub<mode>3"): Ditto subsi3, subhi3 and subqi3.
214 ("ior<mode>3"): Ditto iorsi3, iorhi3 and iorqi3.
215 ("*extopqihi_non_v32"): Replace "*extopqihi".
216 ("*extop<mode>si_non_v32"): Replace "*extop<mode>si".
217 ("*addxqihi_swap_non_v32"): Rename from "*extopqihi_swap", make
219 ("*extop<mode>si_swap_non_v32"): Ditto "*extop<mode>si_swap".
220 ("*expanded_andsi_non_v32"): Ditto "*expanded_andsi".
221 ("*expanded_andhi_non_v32"): Ditto "*expanded_andhi".
222 ("*andhi_lowpart_non_v32"): Ditto "*andhi_lowpart".
223 ("*andqi_lowpart_non_v32"): Ditto "*andqi_lowpart".
224 ("*expanded_call_non_v32"): Ditto "*expanded_call". Change from
225 "cris_general_operand_or_plt_symbol" to "general_operand".
226 ("*expanded_call_value_non_v32") Ditto "*expanded_call_value".
227 ("*casesi_adds_w", "mstep_shift", "mstep_mul")
228 ("*expanded_call_side", "*expanded_call_value_side")
229 (op-extend-split, op-extend-split-rx=rz, op-extend-split-swapped)
230 (op-extend-split-swapped-rx=rz, op-extend, op-split-rx=rz)
231 (op-split-swapped, op-split-swapped-rx=rz): Make non-v32 only.
232 ("dstep_mul", "xorsi3", "one_cmplsi2", "<shlr>si3")
233 ("*expanded_<shlr><mode>", "*<shlr><mode>_lowpart", "ashl<mode>3")
234 ("*ashl<mode>_lowpart", "abssi2", "clzsi2", "bswapsi2")
235 ("cris_swap_bits"): Specify "noov32" for attr "cc".
236 ("<su>mulsi3_highpart"): Ditto. Correct operand 0 to register_operand.
237 ("andqi3"): Make define_expand.
238 ("*return_expanded"): For attr "slottable", change from "has_slot"
239 to "has_return_slot".
240 ("cris_casesi_non_v32"): New pattern, old contents of "casesi".
241 ("casesi"): Divert into "cris_casesi_v32" and "cris_casesi_non_v32".
242 (moversideqi, movemsideqi, mover2side): Require
243 TARGET_SIDE_EFFECT_PREFIXES.
244 (gotplt-to-plt, gotplt-to-plt-side): Change from CRIS_UNSPEC_PLT
245 to CRIS_UNSPEC_PLT_GOTREL.
246 * config/cris/cris-protos.h (cris_register_move_cost)
247 (cris_cc0_user_requires_cmp, cris_asm_output_case_end): Declare.
249 2007-12-15 Alexandre Oliva <aoliva@redhat.com>
252 * dwarf2out.c (dwarf_tag_name): Synchronize with dwarf2.h.
253 (is_type_die): Cover interface types.
254 (class_or_namespace_scope_p): Cover interface and class types.
255 (record_type_tag): New.
256 (gen_inlined_structure_type_die): Use it.
257 (gen_struct_or_union_type_die): Likewise.
258 (prune_unused_types_walk): Cover interface types.
259 * langhooks.h (classify_record): New enum.
260 (classify_record): New member in struct langhooks_for_types.
261 * langhooks-def.h (LANG_HOOKS_CLASSIFY_RECORD): New.
262 (LANGHOOKS_FOR_TYPES_INITIALIZER): Adjust.
264 2007-12-15 Alexandre Oliva <aoliva@redhat.com>
266 * dwarf2out.c (reference_to_unused): Don't emit strings in
267 initializers just because of debug information.
268 * tree.h (TREE_ASM_WRITTEN): Document use for STRING_CSTs.
270 2007-12-15 Sebastian Pop <sebastian.pop@amd.com>
272 * tree-scalar-evolution.c (number_of_iterations_for_all_loops): Replace
273 print_loop_ir with print_loops.
274 * tree-flow.h (dot_cfg, debug_loops, debug_loop, debug_loop_num,
275 print_loops, print_loops_bb): Declare.
276 * tree-cfg.c (print_loops_bb): New.
277 (print_loop): Print header, latch, bounds, estimation of iterations.
278 (print_loop_and_siblings): New.
279 (print_loop_ir): Renamed print_loops.
280 (debug_loop_ir): Renamed debug_loops.
281 (debug_loop, debug_loop_num): New.
283 2007-12-15 Bernhard Fischer <aldot@gcc.gnu.org>
285 * tree-flow-inline.h.c (next_readonly_imm_use): Fix typo in comment.
287 2007-12-15 Bernhard Fischer <aldot@gcc.gnu.org>
289 * toplev.c (process_options): Fix typo in warning.
291 2007-12-14 Jakub Jelinek <jakub@redhat.com>
294 * config/i386/i386.c (ix86_expand_branch): Optimize LE/LEU/GT/GTU
295 DImode comparisons against constant with all 1's in the lower word.
297 2007-12-14 Uros Bizjak <ubizjak@gmail.com>
299 * config/i386/sse.md (sse4_2_pcmpestr): Use reg_not_xmm0_operand
300 constraint for operand 2. Use nonimm_not_xmm0_operand constraint
301 for operand 4. Update arguments in the call to
302 gen_sse4_2_pcmpestr_cconly.
303 (sse_4_2_pcmpestr_cconly): Renumber insn operands and update insn
304 template accordingly.
305 (sse4_2_pcmpistr): Use reg_not_xmm0_operand constraint for operand2.
306 Use nonimm_not_xmm0_operand constraint for operand 3. Update
307 arguments in the call to gen_sse4_2_pcmpistr_cconly.
308 (sse_4_2_pcmpistr_cconly): Renumber insn operands and update insn
309 template accordingly.
311 2007-12-14 Richard Guenther <rguenther@suse.de>
314 * tree-ssa-operands.h (create_ssa_artificial_load_stmt): Add
315 parameter to say whether to unlink immediate uses.
316 * tree-ssa-operands.c (create_ssa_artificial_load_stmt): Do not
317 mark the artificial stmt as modified. Unlink immediate uses
319 * tree-ssa-dom.c (record_equivalences_from_stmt): Update caller.
320 * tree-ssa-pre.c (insert_fake_stores): Likewise.
322 2007-12-13 Eric Botcazou <ebotcazou@libertysurf.fr>
325 * gimplify.c (gimplify_modify_expr_complex_part): Add note to comment.
326 * tree-complex.c (init_dont_simulate_again): Return true if there are
327 uninitialized loads generated by gimplify_modify_expr_complex_part.
328 * tree-gimple.c (is_gimple_reg_type): Return false for complex types
330 * tree-ssa.c (ssa_undefined_value_p): New predicate extracted from...
331 (warn_uninit): ...here. Use ssa_undefined_value_p.
332 * tree-ssa-pre.c (is_undefined_value): Delete.
333 (phi_translate_1): Use ssa_undefined_value_p.
334 (add_to_exp_gen): Likewise.
335 (make_values_for_stmt): Likewise.
336 * tree-flow.h (ssa_undefined_value_p): Declare.
338 2007-12-13 Andrew Pinski <pinskia@gmail.com>
339 David Daney <ddaney@avtrex.com>
342 * system.h: Make -Wuninitialized non-fatal if ASSERT_CHECKING
345 2007-12-13 Jakub Jelinek <jakub@redhat.com>
347 PR rtl-optimization/32636
348 * df-scan.c (df_get_entry_block_def_set): Set struct_value_rtx
349 regno in entry_block_defs even if HAVE_prologue && epilogue_completed.
351 2007-12-13 Uros Bizjak <ubizjak@gmail.com>
352 Richard Guenther <rguenther@suse.de>
355 * config/i386/emmintrin.h (_mm_shuffle_pd, _mm_extract_epi16,
356 _mm_insert_epi16, _mm_shufflehi_epi16, _mm_shufflelo_epi16,
357 _mm_shuffle_epi32): Cast non-constant input values to either __m64,
358 __m128, __m128i or __m128d in a macro version of the intrinsic.
359 Cast constant input values to int.
360 * config/i386/ammintrin.h (_mm_extracti_si64, _mm_inserti_si64): Ditto.
361 * config/i386/bmmintrin.h (_mm_roti_epi8, _mm_roti_epi16,
362 _mm_roti_epi32, _mm_roti_epi64): Ditto.
363 * config/i386/smmintrin.h (_mm_blend_epi16, _mm_blend_ps, _mm_blend_pd,
364 _mm_dp_ps, _mm_dp_pd, _mm_insert_ps, _mm_extract_ps, _mm_insert_epi8,
365 _mm_insert_epi32, _mm_insert_epi64, _mm_extract_epi8, mm_extract_epi32,
366 _mm_extract_epi64, _mm_mpsadbw_epu8, _mm_cmpistrm, _mm_cmpistri,
367 _mm_cmpestrm, _mm_cmpestri, _mm_cmpistra, _mm_cmpistrc, _mm_cmpistro,
368 _mm_cmpistrs, _mm_cmpistrz, _mm_cmpestra, _mm_cmpestrc, _mm_cmpestro,
369 _mm_cmpestrs, _mm_cmpestrz): Ditto.
370 * config/i386/tmmintrin.h (_mm_alignr_epi8, _mm_alignr_pi8): Ditto.
371 * config/i386/xmmintrin.h (_mm_shuffle_ps, _mm_extract_pi16, _m_pextrw,
372 _mm_insert_pi16, _m_pinsrw, _mm_shuffle_pi16, _m_pshufw): Ditto.
373 * config/i386/mmintrin-common.h (_mm_round_pd, _mm_round_sd,
374 _mm_round_ps, _mm_round_ss): Ditto.
376 2007-12-13 Richard Guenther <rguenther@suse.de>
378 PR tree-optimization/34450
379 * params.def (PARAM_SCCVN_MAX_SCC_SIZE): New param.
380 * invoke.texi (sccvn-max-scc-size): Document.
381 * Makefile.in (tree-ssa-sccvn.o): Add $(PARAMS_H) dependency.
382 * tree-ssa-sccvn.h (run_scc_vn): Return true on success, false
384 * tree-ssa-sccvn.c (params.h): Include.
385 (DFS): Return true if all went well, return false as soon as
386 a SCC exceeds the size of PARAM_SCCVN_MAX_SCC_SIZE.
387 (run_scc_vn): Return true if all went well, return false if
388 we aborted during DFS.
389 * tree-ssa-pre.c (execute_pre): Check if SCCVN finished
390 successfully, otherwise bail out.
392 2007-12-13 Olga Golovanevsky <olga@il.ibm.com>
394 * ipa-struct-reorg.c (is_candidate): Print information to dump
395 file when the type is initialized.
396 (get_stmt_accesses): Likewise when a structure has bitfields
397 or field access is too complicate.
398 (safe_cond_expr_check): Likewise for unsafe condition expressions.
399 (exclude_cold_structs): Likewise for cold structures.
400 (collect_structures): Suppress redundant print when there are
401 no structures to transform.
402 (do_reorg): Print to dump file a number of structures that
404 (dump_new_types): Print a number of new types to replace
405 an original structure type.
407 2007-12-13 Olga Golovanevsky <olga@il.ibm.com>
409 * doc/invoke.texi (Optimiza Options): Document new -fipa-struct-reorg
410 option and struct-reorg-cold-struct-ratio parameter.
412 2007-12-13 Torbjorn Granlund <tege@swox.com>
414 * config/i386/i386.c (ix86_rtx_costs) [MULT]: Check op0 for
415 ZERO_EXTEND when computing costs for widening multiplication.
417 2007-12-13 Richard Earnshaw <rearnsha@arm.com>
420 * config/arm/ieee754-df.S (floatundidf): Fix for wrong sp value on
421 exit when using hard FPA.
422 * config/arm/ieee754-df.S (floatdidf): Likewise.
424 2007-12-12 Jakub Jelinek <jakub@redhat.com>
427 * doc/install.texi: Document that for MinGW only runtime 3.12 and
430 2007-12-12 David Edelsohn <edelsohn@gnu.org>
432 * config/rs6000/rs6000.c (is_mem_ref): Ignore STACK_TIE.
434 2007-12-12 Aldy Hernandez <aldyh@redhat.com>
436 PR tree-optimization/32901
437 * gimplify.c (gimplify_modify_expr_rhs): Handle the case when we
438 are assigning from a constant constructor.
439 Fix wrapping in function comment.
441 2007-12-12 Andreas Krebbel <krebbel1@de.ibm.com>
443 * config/s390/s390.c (s390_O_constraint_str): Limit the range
444 for 'On' to -4G+1..-1.
445 * config/s390/constraints.md: Adjust comment accordingly.
447 2007-12-11 Nathan Sidwell <nathan@codesourcery.com>
449 * config/rs6000/rs6000.c (rs6000_emit_prologue): Use frame_reg_rtx
452 2007-12-11 Kai Tietz <kai.tietz@onevision.com>
454 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Handle 64-bit
455 target same as 32-bit.
457 2007-12-10 Jakub Jelinek <jakub@redhat.com>
459 PR tree-optimization/34371
460 * tree-vectorizer.h (struct _loop_vec_info): Add num_iters_unchanged
462 (LOOP_VINFO_NITERS_UNCHANGED): Define to num_iters_unchanged field.
463 * tree-vectorizer.c (set_prologue_iterations,
464 slpeel_tree_peel_loop_to_edge): Call unshare_expr on
465 LOOP_VINFO_NITERS_UNCHANGED before using it.
467 2007-12-10 Eric Botcazou <ebotcazou@libertysurf.fr>
470 * config/i386/i386.c (ix86_expand_movmem): Punt if the count is large.
471 (ix86_expand_setmem): Likewise.
473 2007-12-10 Kenneth Zadeck <zadeck@naturalbridge.com>
475 PR rtl-optimization/34302
476 * auto-inc-dec.c (attempt_change): Change place where move is
479 2007-12-10 Jakub Jelinek <jakub@redhat.com>
481 * dwarf2out.c (gen_array_type_die, gen_descr_array_type_die): For
482 Fortran multi-dimensional arrays use DW_AT_ordering
485 2007-12-10 Paolo Bonzini <bonzini@gnu.org>
488 * config/i386/i386.c (override_options): Enable -fvect-cost-model.
490 2007-12-10 Uros Bizjak <ubizjak@gmail.com>
492 * config/i386/i386.c (ix86_function_regparm): Do not check global_regs
493 array, registers that are members of global_regs are also members of
494 fixed_regs array. Use REGPARM_MAX to check that no regparm hard
495 register is taken by a fixed register variable. Check up to and
496 including DI_REG when adjusting regparm value due to fixed regs usage.
497 (rep_prefix_usable): Check fixed_regs array, not global_regs array for
498 available hard registers.
499 (ix86_expand_strlen): Ditto.
500 * config/i386/i386.md (strmov): Ditto.
503 2007-12-10 Kaz Kojima <kkojima@gcc.gnu.org>
505 * genopinit.c: Include tm_p.h in generated file.
507 * config/arm/neon.md (vec_set<mode>_internal): Use INTVAL
508 to extract the integer from operands[2].
509 (vec_setv2di_internal): Likewise.
511 * config/arm/arm.c (arm_size_return_regs): Make return type unsigned.
512 (arm_init_neon_builtins): Move code after declarations.
514 2007-12-10 Hans-Peter Nilsson <hp@axis.com>
516 * reload.c (find_reloads_address_1): To properly mark as an
517 autoincdec, pass X for non-NULL OUT in call to push_reload for
518 autoincdec which can't be trivially used as an address.
520 2007-12-10 Pranav Bhandarkar <pranav.bhandarkar@celunite.com>
521 Hans-Peter Nilsson <hp@axis.com>
523 * caller-save.c (insert_one_insn): If inserting before a call_insn
524 then the registers containing the arguments of the call are
525 live_throughout in the new insn.
527 2007-12-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
531 * pa.md: Consolidate HImode and QImode move patterns into one pattern
532 each, eliminating floating-point alternatives.
533 * pa-protos.h (pa_cannot_change_mode_class, pa_modes_tieable_p):
535 * pa-64.h (SECONDARY_MEMORY_NEEDED): Define here.
536 * pa.c (pa_secondary_reload): Use an intermediate general register
537 for copies to/from floating-point register classes. Simplify code
538 SHIFT_REGS class. Provide additional comments.
539 (pa_cannot_change_mode_class, pa_modes_tieable_p): New functions.
540 * pa.h (MODES_TIEABLE_P): Use pa_modes_tieable_p.
541 (SECONDARY_MEMORY_NEEDED): Delete define.
542 (INT14_OK_STRICT): Define.
543 (MODE_OK_FOR_SCALED_INDEXING_P): Allow SFmode and DFmode when using
545 (MODE_OK_FOR_UNSCALED_INDEXING_P): Likewise.
546 (GO_IF_LEGITIMATE_ADDRESS): Use INT14_OK_STRICT in REG+D case for
548 (LEGITIMIZE_RELOAD_ADDRESS): Use INT14_OK_STRICT in mask selection.
549 Align DImode offsets when generating 64-bit code.
550 * pa32-regs.h (VALID_FP_MODE_P): Remove QImode and HImode.
551 (CANNOT_CHANGE_MODE_CLASS): Define.
552 * pa64-regs.h (VALID_FP_MODE_P): Remove QImode and HImode.
553 (CANNOT_CHANGE_MODE_CLASS): Define using pa_cannot_change_mode_class.
555 2007-12-09 Jakub Jelinek <jakub@redhat.com>
558 * langhooks-def.h (LANG_HOOKS_GET_ARRAY_DESCR_INFO): Define.
559 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add it.
560 * langhooks.h (struct array_descr_info): Forward declaration.
561 (struct lang_hooks_for_types): Add get_array_descr_info field.
562 * dwarf2.h (DW_AT_bit_stride, DW_AT_byte_stride): New.
563 (DW_AT_stride_size, DW_AT_stride): Keep around for Dwarf2
565 * dwarf2out.h (struct array_descr_info): New type.
566 * dwarf2out.c (dwarf_attr_name): Rename DW_AT_stride to
567 DW_AT_byte_stride and DW_AT_stride_size to DW_AT_bit_size.
568 (descr_info_loc, add_descr_info_field, gen_descr_array_type_die):
570 (gen_type_die_with_usage): Call lang_hooks.types.get_array_descr_info
571 and gen_descr_array_type_die.
573 2007-12-08 Richard Guenther <rguenther@suse.de>
575 PR tree-optimization/34391
576 * tree-vect-transform.c (vect_setup_realignment): Mark new
577 symbols for renaming.
579 2007-12-07 Bob Wilson <bob.wilson@acm.org>
581 * config/xtensa/xtensa.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
582 (ASM_OUTPUT_DWARF_PCREL): Define.
584 2007-12-07 Richard Guenther <rguenther@suse.de>
587 * opts.c (common_handle_option): Handle OPT_fforce_addr.
589 2007-12-07 Aldy Hernandez <aldyh@redhat.com>
591 * m32c.h (LEGITIMIZE_ADDRESS): Use WIN instead of win.
592 (LEGITIMIZE_RELOAD_ADDRESS): Same.
594 2007-12-07 Samuel Tardieu <sam@rfc1149.net>
597 * doc/install.texi: Explain how to check for a clean environment when
600 2007-12-07 Richard Guenther <rguenther@suse.de>
602 * tree-profile.c (gcov_type_tmp_var): New global variable.
603 (tree_gen_edge_profiler): Use a single shared variable decl per
604 function for edge counter incrementing.
605 (tree_profiling): Re-set the shared variable.
607 2007-12-06 Bob Wilson <bob.wilson@acm.org>
609 * config/xtensa/xtensa.c (xtensa_va_start): Add prototype.
611 2007-12-06 Tom Tromey <tromey@redhat.com>
614 * c-opts.c (c_common_parse_file): Call cpp_clear_file_cache.
616 2007-12-06 Richard Sandiford <rsandifo@nildram.co.uk>
618 * config/mips/mips.c (mips_function_ok_for_sibcall): Check
619 targetm.binds_local_p as well as DECL_EXTERNAL.
621 2007-12-06 Harsha Jagasia <harsha.jagasia@amd.com>
623 * tree-vectorizer.c (slpeel_add_loop_guard): Gimplify the condition.
624 (set_prologue_iterations): New. Set the prologue iterations to total
625 number of scalar iterations if the cost model check indicates that
626 scalar code should be generated.
627 (slpeel_tree_peel_loop_to_edge): Add a new parameter and code for
628 generating the cost condition for epilog. Call
629 set_prologue_iterations to generate cost condition for prolog.
630 (new_loop_vec_info): Initialize LOOP_VINFO_NITERS_UNCHANGED.
631 * tree-vectorizer.h (LOOP_VINFO_NITERS_UNCHANGED): New.
632 (slpeel_tree_peel_loop_to_edge): Update declaration.
633 (set_prologue_iterations): New declaration.
634 * tree-vect-analyze.c (vect_analyze_loop_form): Update
635 LOOP_VINFO_NITERS_UNCHANGED.
636 * tree-vect-transform.c
637 (vect_estimate_min_profitable_iters): Add new parameter and
638 code to check if run time cost model test is needed.
639 Remove code that adds builtin vectorization cost to scalar
640 outside cost for the run time cost model test. If run time
641 cost model test is needed add the appropriate guard cost to
642 the scalar outside cost. The guard cost depends on whether
643 the guard is generated at versioning or at prolog generation
644 or at epilog generation. Change cost model equation to include
646 (conservative_cost_threshold): New. Return the less conservative
647 profitability threshold between the cost model threshold and the
648 user defined vectorization threshold.
649 (vect_do_peeling_for_loop_bound): Call conservative_cost_threshold.
650 (vect_do_peeling_for_alignment): Same.
651 (vect_loop_versioning): Same.
652 (vect_create_cond_for_align_checks): ANDs the cost model condition
653 with the alignment condition.
654 (vect_transform_loop): Call loop versioning only when there is a
655 misalignment or an aliasing problem.
657 2007-12-06 Jakub Jelinek <jakub@redhat.com>
660 * tree-ssa-ccp.c (optimize_stdarg_builtin): New function.
661 (execute_fold_all_builtins): Call it for BUILT_IN_VA_START,
662 BUILT_IN_VA_COPY and BUILT_IN_VA_END.
664 * target.h (struct ggc_target): Add expand_builtin_va_start hook.
665 * target-def.h (TARGET_EXPAND_BUILTIN_VA_START): Define.
666 (TARGET_INITIALIZER): Add it.
667 * builtins.c (expand_builtin_va_start): Use
668 targetm.expand_builtin_va_start hook instead of
669 EXPAND_BUILTIN_VA_START macro.
670 * alpha/alpha.c (alpha_va_start): Made static.
671 (override_options): Clear targetm.expand_builtin_va_start if
673 (TARGET_EXPAND_BUILTIN_VA_START): Define.
674 * alpha/unicosmk.h (EXPAND_BUILTIN_VA_START): Remove.
675 * alpha/alpha.h (EXPAND_BUILTIN_VA_START): Remove.
676 * alpha/alpha-protos.h (alpha_va_start): Remove prototype.
677 * xtensa/xtensa.h (EXPAND_BUILTIN_VA_START): Remove.
678 * xtensa/xtensa.c (TARGET_EXPAND_BUILTIN_VA_START): Define.
679 (xtensa_va_start): Made static.
680 * xtensa/xtensa-protos.h (xtensa_va_start): Remove prototype.
681 * pa/pa-protos.h (hppa_va_start): Remove prototype.
682 * pa/pa.h (EXPAND_BUILTIN_VA_START): Remove.
683 * pa/pa.c (hppa_va_start): Made static, add prototype.
684 (TARGET_EXPAND_BUILTIN_VA_START): Define.
685 * frv/frv.c (frv_expand_builtin_va_start): Made static, add prototype.
686 (TARGET_EXPAND_BUILTIN_VA_START): Define.
687 * frv/frv-protos.h (frv_expand_builtin_va_start): Remove prototype.
688 * frv/frv.h (EXPAND_BUILTIN_VA_START): Remove.
689 * i386/i386.c (override_options): Clear
690 targetm.expand_builtin_va_start if -m32 or 64-bit MS ABI.
691 (ix86_va_start): Made static.
692 (TARGET_EXPAND_BUILTIN_VA_START): Define.
693 * i386/i386.h (EXPAND_BUILTIN_VA_START): Remove.
694 * i386/i386-protos.h (ix86_va_start, ix86_va_arg): Remove prototypes.
695 * iq2000/iq2000-protos.h (iq2000_va_start): Remove prototype.
696 * iq2000/iq2000.h (EXPAND_BUILTIN_VA_START): Remove.
697 * iq2000/iq2000.c (iq2000_va_start): Made static, add prototype.
698 (TARGET_EXPAND_BUILTIN_VA_START): Define.
699 * rs6000/rs6000-protos.h (rs6000_va_start): Remove prototype.
700 * rs6000/rs6000.c (rs6000_va_start): Made static, add prototype.
701 (TARGET_EXPAND_BUILTIN_VA_START): Define.
702 (rs6000_override_options): Clear targetm.expand_builtin_va_start if
703 DEFAULT_ABI != ABI_V4.
704 * rs6000/rs6000.h (EXPAND_BUILTIN_VA_START): Remove.
705 * spu/spu.c (spu_va_start): Made static, add prototype.
706 (TARGET_EXPAND_BUILTIN_VA_START): Define.
707 * spu/spu.h (EXPAND_BUILTIN_VA_START): Remove.
708 * spu/spu-protos.h spu_va_start): Remove prototype.
709 * stormy16/stormy16.h (EXPAND_BUILTIN_VA_START): Remove.
710 * stormy16/stormy16-protos.h (xstormy16_expand_builtin_va_start):
712 * stormy16/stormy16.c (xstormy16_expand_builtin_va_start): Made static.
713 (TARGET_EXPAND_BUILTIN_VA_START): Define.
714 * s390/s390-protos.h (s390_va_start): Remove prototype.
715 * s390/s390.c (s390_va_start): Made static.
716 (TARGET_EXPAND_BUILTIN_VA_START): Define.
717 * s390/s390.h (EXPAND_BUILTIN_VA_START): Remove.
718 * mn10300/mn10300.h (EXPAND_BUILTIN_VA_START): Remove.
719 * mn10300/mn10300-protos.h (mn10300_va_start): Remove prototype.
720 * mn10300/mn10300.c (mn10300_va_start): Made static, add prototype.
721 (TARGET_EXPAND_BUILTIN_VA_START): Define.
722 * arc/arc.c (arc_va_start): Made static, add prototype.
723 (TARGET_EXPAND_BUILTIN_VA_START): Define.
724 * arc/arc.h (EXPAND_BUILTIN_VA_START): Remove.
725 * arc/arc-protos.h (arc_va_start): Remove prototype.
726 * mt/mt-protos.h (mt_va_start): Remove prototype.
727 * sparc/sparc.c (sparc_va_start): Made static, add prototype.
728 (TARGET_EXPAND_BUILTIN_VA_START): Define.
729 * sparc/sparc-protos.h (sparc_va_start): Remove prototype.
730 * sparc/sparc.h (EXPAND_BUILTIN_VA_START): Remove.
731 * sh/sh.c (sh_va_start): Made static, add prototype.
732 (TARGET_EXPAND_BUILTIN_VA_START): Define.
733 * sh/sh-protos.h (sh_va_start): Remove prototype.
734 * sh/sh.h (EXPAND_BUILTIN_VA_START): Remove.
735 * mips/mips-protos.h (mips_va_start): Remove prototype.
736 * mips/mips.h (EXPAND_BUILTIN_VA_START): Remove.
737 * mips/mips.c (mips_va_start): Made static.
738 (TARGET_EXPAND_BUILTIN_VA_START): Define.
740 2007-12-06 Uros Bizjak <ubizjak@gmail.com>
742 * tree-ssa-loop.c (gate_tree_parallelize_loops): Return true when
743 "flag_tree_parallelize_loops > 1".
745 2007-12-06 Zdenek Dvorak <ook@ucw.cz>
746 Dorit Nuzman <dorit@il.ibm.com>
747 Jakub Jelinek <jakub@redhat.com>
749 PR tree-optimization/34005
750 * tree-gimple.c (is_gimple_formal_tmp_rhs): Add a case for COND_EXPR.
751 * gimplify.c (gimplify_ctx): Add a new member allow_rhs_cond_expr.
752 (gimplify_pure_cond_expr): New function.
753 (generic_expr_could_trap_p): New function.
754 (gimplify_cond_expr): Call gimplify_pure_cond_expr.
755 (force_gimple_operand): Initialize new field allow_rhs_cond_expr.
757 2007-12-06 Andreas Krebbel <krebbel1@de.ibm.com>
759 * config/s390/s390.c (s390_emit_stack_tie): New function.
760 (s390_emit_prologue): Emit a stack tie when writing to the
762 * config/s390/s390.md ("stack_tie"): New insn definition.
764 2007-12-06 Ben Elliston <bje@au.ibm.com>
767 * doc/sourcebuild.texi (Miscellaneous Docs): Remove SERVICE item.
769 2007-12-05 Jakub Jelinek <jakub@redhat.com>
772 * fold-const.c (fold_binary) <case BIT_IOR_EXPR>: Don't minimize
773 number of bits set in C1 if a mode mask for some mode can be used
776 2007-12-05 Bernhard Fischer <aldot@gcc.gnu.org>
778 * varasm.c (merge_weak, weak_finish, assemble_alias): Commentary typo
781 2007-12-05 Richard Guenther <rguenther@suse.de>
783 PR tree-optimization/34138
784 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
785 Do not forward propagate addresses if that changes volatileness of
788 2007-12-05 Uros Bizjak <ubizjak@gmail.com>
791 * config/i386/i386.c (ix86_function_regparm): Also check for fixed
792 registers when checking that regparm registers are available.
793 Lower regparm value due to fixed registers usage in addition to
796 2007-12-05 Bernhard Fischer <aldot@gcc.gnu.org>
798 * sparseset.c: Include config.h and system.h before sparseset.h.
799 * sparseset.h: Remove inclusion of system.h.
801 2007-12-05 Jakub Jelinek <jakub@redhat.com>
802 Richard Sandiford <rsandifo@nildram.co.uk>
804 * optabs.c (init_insn_codes): New function.
806 (init_optab, init_optabv): Don't call new_optab.
807 (init_convert_optab): Don't clear the insn codes.
808 (init_optabs): Call init_insn_codes.
810 2007-12-04 Jakub Jelinek <jakub@redhat.com>
812 * omp-low.c (optimize_omp_library_calls): New function.
813 (expand_omp_parallel): Call it if optimizing.
816 * stmt.c (expand_stack_restore): Call expand_normal on var to get
817 rtx for it instead of assuming it will be a VAR_DECL.
819 2007-12-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
821 * c-parser (c_parser_statement_after_labels): Move error from here...
822 (c_parser_label): ... to here. Check that the declaration is not
823 actually just another label.
825 2007-12-04 Richard Guenther <rguenther@suse.de>
829 * tree-ssa-operands.c (get_addr_dereference_operands): If we
830 fall back to using the SMTs aliases, make sure to add virtual
831 operands for the SMT itself.
832 (create_ssa_artificial_load_stmt): Fix typo. Make sure to also
833 clear the loaded and stored symbols bitmaps.
835 2007-12-04 Ben Elliston <bje@au.ibm.com>
837 * config/spu/spu.h (ASM_FORMAT_PRIVATE_NAME): Remove; use default.
839 2007-12-04 Ben Elliston <bje@au.ibm.com>
841 * doc/tm.texi (Exception Handling): Mention unwind-dw2-xtensa.c.
843 2007-12-03 Steven Bosscher <stevenb.gcc@gmail.com>
846 * doc/invoke.texi: Remove -fforce-addr documentation.
847 * expr.c (emit_move_insn): Remove use of flag_force_addr.
848 (expand_expr_real_1): Same.
849 (do_tablejump): Same.
850 Call memory_address instead of memory_address_noforce.
851 * expr.h (memory_address_noforce): Remove prototype.
852 * explow.c (memory_address): Remove support for flag_force_addr.
853 (validize_mem): Same.
854 (memory_address_noforce): Remove.
855 * common.opt: Add dummy documentation for -fforce-addr.
856 * combine.c (can_combine_p): Remove -fforce-addr comment.
857 * config/cris/cris.h (OPTIMIZATION_OPTIONS): Remove set of
859 * config/m68k/m68k.h (PIC_CASE_VECTOR_ADDRESS): Remove comment
860 relating to memory_address_noforce.
861 * testsuite/gcc.c-torture/compile/20050802-1.c: Remove.
862 * testsuite/gcc.c-torture/compile/20011113-1.c: Remove.
864 2007-12-03 Jakub Jelinek <jakub@redhat.com>
866 * omp-low.c (lookup_decl_in_outer_ctx): Allow calling this
867 with !ctx->is_nested.
868 (maybe_lookup_decl_in_outer_ctx): Look up in outer contexts
869 even if !ctx->is_nested.
870 (lower_copyprivate_clauses, lower_send_clauses,
871 lower_send_shared_vars): Call lookup_decl_in_outer_ctx
875 * fold-const.c (fold_binary) <case BIT_AND_EXPR>: Optimize
876 (X << C1) & C2 into (X << C1) & (C2 | ((1 << C1) - 1))
877 and (X >> C1) & C2 into (X >> C1) & (C2 | ~((type) -1 >> C1)).
878 (fold_binary) <case LSHIFT_EXPR, case RSHIFT_EXPR>: Optimize
879 (X & C2) << C1 into (X << C1) & (C2 << C1) and
880 (X & C2) >> C1 into (X >> C1) & (C2 >> C1) if that allows further
883 PR tree-optimization/33453
884 * tree-data-ref.c (split_constant_offset): Use POINTER_PLUS_EXPR
885 for pointer addition.
886 * tree-parloops.c (canonicalize_loop_ivs): Likewise.
887 (separate_decls_in_loop_name): Copy DECL_GIMPLE_REG_P from var to
890 2007-12-03 Bernd Schmidt <bernd.schmidt@analog.com>
892 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define __FDPIC__ as
895 2007-12-03 Razya Ladelsky <razya@il.ibm.com>
897 * doc/invoke.texi (fipa-cp, fipa-matrix-reorg): Add documentation.
899 2007-12-03 Jakub Jelinek <jakub@redhat.com>
902 * opts.c (common_handle_option): Handle OPT_ftree_store_copy_prop.
903 * common.opt (ftree-store-copy-prop): Use the same help text as for
906 2007-12-02 Ayal Zaks <zaks@il.ibm.com>
907 Revital Eres <eres@il.ibm.com>
909 * modulo-sched.c (calculate_must_precede_follow,
910 try_scheduling_node_in_cycle): New functions.
911 (sms_schedule_by_order): Call the new functions.
912 (ps_insn_find_column): Use must_follow and must_precede only if
914 (ps_insn_advance_column): Likewise.
916 2007-12-02 Ayal Zaks <zaks@il.ibm.com>
917 Revital Eres <eres@il.ibm.com>
919 * modulo-sched.c (get_sched_window): Fix the direction of the
920 scheduling window and add dump info.
922 2007-12-02 Samuel Tardieu <sam@rfc1149.net>
924 * config/sh/sh.md (cmpgeusi_t): Fix condition.
926 2007-11-30 Jan Hubicka <jh@suse.cz>
928 * ggc-common.c (dump_ggc_loc_statistics): Reset ggc_force_collect flag.
930 2007-11-30 Seongbae Park <seongbae.park@gmail.com>
932 PR rtl-optimization/34171
933 * cfgrtl.c (update_bb_for_insn_chain): New function,
934 refactored from update_bb_for_insn.
935 (update_bb_for_insn): Call update_bb_for_insn.
936 (rtl_merge_blocks, try_redirect_by_replacing_jump):
937 Replace a loop with update_bb_for_insn_chain call.
938 (cfg_layout_merge_blocks): Add a call to
939 update_bb_for_insn_chain. Replace the for loop
940 with a call to update_bb_for_insn_chain.
942 2007-11-30 Ben Elliston <bje@au.ibm.com>
944 * config/vax/vax.h (ASM_FORMAT_PRIVATE_NAME): Remove. Use default.
946 2007-11-29 Zdenek Dvorak <ook@ucw.cz>
948 PR tree-optimization/34244
949 * tree-vrp.c (adjust_range_with_scev): Clear scev cache.
950 (record_numbers_of_iterations): New function.
951 (execute_vrp): Cache the numbers of iterations of loops.
952 * tree-scalar-evolution.c (scev_reset_except_niters): New function.
953 (scev_reset): Use scev_reset_except_niters.
954 * tree-scalar-evolution.h (scev_reset_except_niters): Declare.
956 2007-11-29 Jan Hubicka <jh@suse.cz>
957 Jakub Jelinek <jakub@redhat.com>
959 PR tree-optimization/33434
960 * tree-inline.c (setup_one_parameter): If the value passed to
961 a parameter is never used, don't set it up.
963 2007-11-29 Jakub Jelinek <jakub@redhat.com>
966 * config/rs6000/eabi-cn.asm (__DTOR_END__): Make it weak.
967 * config/rs6000/sol-cn.asm (__DTOR_END__): Likewise.
969 2007-11-29 Andris Pavenis <andris.pavenis@iki.fi>
971 * Makefile.in: Use separate vpath lines for each path.
973 2007-11-29 Ben Elliston <bje@au.ibm.com>
975 * SERVICE: Update URL.
977 2007-11-28 Jakub Jelinek <jakub@redhat.com>
979 PR tree-optimization/34140
980 * tree-if-conv.c (if_convertible_phi_p): Fail if BB other than
981 loop->header has virtual phi nodes.
983 2007-11-28 Richard Sandiford <rsandifo@nildram.co.uk>
986 * builtins.c (expand_builtin_nonlocal_goto): Also emit a use
987 of GP register, if valid and fixed.
990 2007-06-21 David Daney <ddaney@avtrex.com>
993 * config/mips/mips.md (define_constants): Rename UNSPEC_EH_RECEIVER
994 to UNSPEC_NONLOCAL_GOTO_RECEIVER globally.
995 (exception_receiver): Renamed to ...
996 (nonlocal_goto_receiver): ... this.
998 2007-11-27 H.J. Lu <hongjiu.lu@intel.com>
999 Joey Ye <joey.ye@intel.com>
1002 * config/i386/i386.c (function_arg_32): Don't pass aggregate
1003 arguments in ECX/EDX for fastcall.
1005 2007-11-28 Rask Ingemann Lambertsen <rask@sygehus.dk>
1007 * config/i386/linux.h (CRT_GET_RFIB_DATA): Add Intel syntax inline
1009 * config/i386/sco5.h (CRT_GET_RFIB_DATA): Likewise.
1010 * config/i386/sysv4.h (CRT_GET_RFIB_DATA): Likewise.
1012 2007-11-28 Ben Elliston <bje@au.ibm.com>
1014 * config/rs6000/aix64.opt (maix64): Add Negative(maix32).
1015 (maix32): Add Negative(maix64).
1017 2007-11-27 Jakub Jelinek <jakub@redhat.com>
1019 PR tree-optimization/34016
1020 * tree-ssa-loop.c (pass_linear_transform): Add
1021 TODO_update_ssa_only_virtuals to todo_flags_finish.
1023 2007-11-27 Eric B. Weddington <eric.weddington@atmel.com>
1025 * config/avr/avr.c (avr_mcu_types): Add atmega32hvb.
1026 * config/avr/avr.h (LINK_SPEC): Likewise.
1027 (CRT_BINUTILS_SPECS): Likewsie.
1028 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
1030 2007-11-27 Jakub Jelinek <jakub@redhat.com>
1033 * config/rs6000/rs6000.c (adjacent_mem_locations): Don't assume
1034 MEM_SIZE is set on all MEMs.
1036 2007-11-27 Andreas Krebbel <krebbel1@de.ibm.com>
1038 * config/s390/s390.opt (mhard-float): Add the option to be
1039 overridden. That was missing in my last patch.
1041 2007-11-27 Richard Guenther <rguenther@suse.de>
1043 PR tree-optimization/34241
1044 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Make sure
1045 to only delete real conversion chains.
1047 2007-11-27 Andreas Krebbel <krebbel1@de.ibm.com>
1049 * config/s390/s390.opt (m31, m64, mesa, mzarch, msoft-float,
1050 mhard-float, mlong-double-64, mlong-double-128): Add the
1051 option to be overridden.
1053 2007-11-27 Richard Guenther <rguenther@suse.de>
1055 * builtins.c (fold_builtin_1): Verify the argument types
1056 of BUILT_IN_ISNORMAL.
1057 (fold_builtin_n): Verify the number of arguments to variadic
1060 2007-11-27 Bernd Schmidt <bernd.schmidt@analog.com>
1062 * config/bfin/elf.h (SUBTARGET_DRIVER_SELF_SPECS): New macro.
1063 * doc/invoke.texi (Blackfin Options): Document the effects.
1065 2007-11-27 Ben Elliston <bje@au.ibm.com>
1067 * config/rs6000/sysv4.opt (m32): Add Negative(m64).
1068 (m64): Add Negative(m32).
1069 * config/rs6000/darwin.opt (m32): Add Negative(m64).
1070 (m64): Add Negative(m32).
1072 2007-11-26 Eric Botcazou <ebotcazou@adacore.com>
1074 * tree-ssa-propagate.c (set_rhs) <GIMPLE_MODIFY_STMT>: Fix typo.
1076 2007-11-26 Michael Meissner <michael.meissner@amd.com>
1079 * config/i386/i386.c (ix86_expand_movmem): If the copy size is a
1080 constant, avoid calling emit_cmp_and_jump_insns. Use counter_mode
1081 to get the mode for loading a pseudo register with a count rather
1082 than duplicating code.
1084 2007-11-25 Eric B. Weddington <eric.weddington@atmel.com>
1086 * config/avr/avr.c (avr_mcu_types): Add atmega1284p.
1087 * config/avr/avr.h (LINK_SPEC): Likewise.
1088 (CRT_BINUTILS_SPECS): Likewsie.
1089 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
1091 2007-11-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1093 * c-common.c (conversion_warning): Use get_unwidened instead of
1096 2007-11-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1099 * c-parser.c (struct c_parser): New bit in_if_block.
1100 (c_parser_compound_statement_nostart): Handle unexpected 'else'
1102 (c_parser_statement_after_labels): Set in_if_block to false while
1104 (c_parser_if_body): Don't call c_parser_statement_after_labels if
1105 a semicolon is found, just consume it. Don't call
1106 c_parser_statement_after_labels if an open brace is found, call
1107 c_parser_compound_statement instead.
1108 (c_parser_else_body): New.
1109 (c_parser_if_statement): Set in_if_block to true when parsing the
1110 body of the 'if' statement. Use c_parser_else_body.
1112 2007-11-26 Andreas Krebbel <krebbel1@de.ibm.com>
1115 * c-decl.c (store_parm_decls): Pass 'false' for the new
1116 allocate_struct_function parameter.
1117 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
1118 * tree-parloops.c (create_loop_fn): Likewise.
1119 * function.c (push_function_context_to, push_struct_function,
1120 init_function_start): Likewise.
1121 (allocate_struct_function): Add boolean parameter.
1122 * tree.h (allocate_struct_function): Add boolean parameter.
1123 * function.h (struct function): Move returns_struct and
1124 returns_pcc_struct to the end of the structure definiton.
1126 2007-11-26 Uros Bizjak <ubizjak@gmail.com>
1129 * config/i386/i386.md (truncdfsf2): Select SLOT_TEMP stack slot if
1130 virtual registers are already instantiated.
1131 (truncxf<mode>2): Ditto.
1132 (floatsi<mode>2): Ditto.
1133 (floatdisf2): Ditto.
1134 (floatdidf2): Ditto.
1136 2007-11-26 Rask Ingemann Lambertsen <rask@sygehus.dk>
1139 * config/fr30/fr30.c (fr30_move_double): Sanitize mem->reg case. Copy
1140 the address before it is clobbered.
1142 2007-11-26 Nick Clifton <nickc@redhat.com>
1144 * config/mn10300/mn10300.md: (call_internal): Remove mode on
1145 operand 0 in order to match UNPSEC'ed calls generated in PIC mode.
1146 (call_value_internal): Remove mode on operands 0 and 1 in order to
1147 match UNPSEC'ed calls generated in PIC mode.
1148 (GOTaddr2picreg): Use copy_rtx to prevent sharing an rtx between
1151 2007-11-26 Richard Guenther <rguenther@suse.de>
1154 * builtins.c (expand_builtin_pow): Use expand_expr to expand
1155 the result of build_call_expr.
1157 2007-11-26 Steven Bosscher <stevenb.gcc@gmail.com>
1158 Revital Eres <eres@il.ibm.com>
1161 * bb-reorder.c (insert_section_boundary_note): Clear
1162 BLOCK_FOR_INSN in NOTE_INSN_SWITCH_TEXT_SECTIONS.
1164 2007-11-26 Richard Sandiford <rsandifo@nildram.co.uk>
1166 * config/mips/elfoabi.h (DRIVER_SELF_SPECS): Add missing comma.
1168 2007-11-26 Alexandre Oliva <aoliva@redhat.com>
1170 * dwarf2asm.c (splay_tree_compare_strings): New function.
1171 (dw2_force_const_mem): Use it.
1173 2007-11-26 Alexandre Oliva <aoliva@redhat.com>
1175 * tree.c (type_hash_add): Don't violate strict aliasing rules.
1177 2007-11-26 Alexandre Oliva <aoliva@redhat.com>
1180 * c-typeck.c (tagged_types_tu_compatible_p): Enable exact
1181 matches between anonymous union fields.
1183 2007-11-26 Alexandre Oliva <aoliva@redhat.com>, Jan Hubicka <jh@suse.cz>
1185 * tree-ssa-live.c (remove_unused_scope_block_p): Drop
1186 declarations and blocks only after inlining. Check that
1187 non-empty blocks are not dropped.
1188 * tree-inline.c (expand_call_inline): Check that functions are
1189 not inlined too late.
1191 2007-11-26 Ben Elliston <bje@au.ibm.com>
1193 * unwind-dw2-fde.c: Fix comment typo.
1194 * unwind-generic.h: Likewise, fix comment typos.
1196 2007-11-25 Richard Sandiford <rsandifo@nildram.co.uk>
1198 * tree-sra.c (scalarize_use): Adjust the vpos argument to
1199 sra_explode_bitfield_assignment in cases where the type is
1200 wider than the bitfield.
1202 2007-11-25 Richard Guenther <rguenther@suse.de>
1204 * tree.h (struct tree_block): Move locus member next to flags.
1205 * c-decl.c (SCOPE_LIST_APPEND): Use BLOCK_CHAIN.
1206 (SCOPE_LIST_CONCAT): Likewise.
1207 (pop_scope): Likewise.
1208 * function.c (instantiate_decls_1): Likewise.
1209 (setjmp_vars_warning): Likewise.
1210 * emit-rtl.c (set_used_decls): Likewise.
1211 * tree-inline.c (add_lexical_block): Likewise.
1213 2007-11-24 Hans-Peter Nilsson <hp@axis.com>
1215 * rtlanal.c (label_is_jump_target_p): Return true for a matching
1217 * reorg.c (fill_slots_from_thread): Correct last change to use
1218 NULL_RTX, not NULL. Outside of REG_NOTES loop, increase and
1219 decrease LABEL_NUSES for JUMP_LABEL (trial), not XEXP (note, 0).
1220 * jump.c (mark_jump_label_1): Add comment for last change
1221 regarding JUMP_LABEL setting.
1222 * gcse.c (add_label_notes): Remove conditional that the label is
1223 mentioned in insn before adding regnote.
1224 * sched-rgn.c (is_cfg_nonregular): Don't return 1 for a
1225 single_set insn only feeding a label to a jump through a
1226 register that dies there.
1228 2007-11-23 Dirk Mueller <dmueller@suse.de>
1229 Richard Guenther <rguenther@suse.de>
1232 * tree-vrp.c (check_array_ref): Move check for valid location..
1233 (check_array_bounds) here. Use EXPR_HAS_LOCATION().
1235 2007-11-23 Hans-Peter Nilsson <hp@axis.com>
1237 * reload.c (find_reloads_address_1) <autoincdec cases>:
1238 Call REG_OK_FOR_CONTEXT with the autoincdec code, not outer_code.
1240 2007-11-23 Richard Guenther <rguenther@suse.de>
1241 Michael Matz <matz@suse.de>
1243 PR tree-optimization/34176
1244 * alloc-pool.h (empty_alloc_pool): Declare.
1245 * alloc-pool.c (empty_alloc_pool): New function.
1246 * tree-ssa-sccvn.c (vn_reference_lookup): Also lookup from the
1247 valid table if a lookup from the optimistic table failed.
1248 (vn_unary_op_lookup): Likewise.
1249 (vn_binary_op_lookup): Likewise.
1250 (vn_phi_lookup): Likewise.
1251 (process_scc): Clear optimistic tables before every iteration.
1253 2007-11-23 Richard Guenther <rguenther@suse.de>
1255 * tree-ssa-copy.c (may_propagate_copy): Remove redundant checks.
1256 (merge_alias_info): Do verification only if checking is
1257 enabled. Merge flow-sensitive alias information in simple cases.
1258 * tree-ssa-operands.c (get_addr_dereference_operands): Also
1259 complain about missing NMTs.
1261 2007-11-23 Jakub Jelinek <jakub@redhat.com>
1264 * c-common.c (conversion_warning): For INTEGER_TYPE to
1265 INTEGER_TYPE conversions call get_narrower on expr to avoid
1266 spurious warnings from binop shortening or when the implicit
1267 conversion can't change the value.
1269 2007-11-22 Joseph Myers <joseph@codesourcery.com>
1272 * c-decl.c (set_array_declarator_inner): Don't give error for
1273 static or type qualifiers in abstract declarator. Remove
1274 abstract_p parameter.
1275 * c-tree.h (set_array_declarator_inner): Update prototype.
1276 * c-parser.c (c_parser_direct_declarator_inner): Update call to
1277 set_array_declarator_inner.
1278 * doc/standards.texi: Update for C99 TC3.
1280 2007-11-22 Hans-Peter Nilsson <hp@bitrange.com>
1282 * config/mmix/mmix.c (mmix_encode_section_info): Remove duplicate
1283 line in my edit of the last change.
1285 2007-11-22 Jakub Jelinek <jakub@redhat.com>
1288 * config/arm/arm.c (arm_init_tls_builtins): Set TREE_NOTHROW
1289 and TREE_READONLY on the fn decl rather than passing a chain
1292 2007-11-22 Kaz Kojima <kkojima@gcc.gnu.org>
1294 * config/sh/sh.md (divsi_inv_m3): Handle zero dividend specially.
1296 2007-11-22 Uros Bizjak <ubizjak@gmail.com>
1298 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Change checking
1299 of ix86_arch and ix86_tune into a switch statement.
1300 (enum processor_type): Default PROCESSOR_I386 to 0.
1301 * config/i386/i386.c (ix86_decompose_address): Use TARGET_K6 instead
1302 of "ix86_tune == PROCESSOR_K6".
1303 (ia32_multipass_dfa_lookahead): Change checking of ix86_tune into
1306 2007-11-22 Tom Tromey <tromey@redhat.com>
1308 * config/mmix/mmix.c (mmix_encode_section_info): Use alloca to
1309 avoid writing into string allocated by ggc_alloc_string.
1311 2007-11-21 Kaz Kojima <kkojima@gcc.gnu.org>
1314 * config/sh/sh.md (binary_sf_op): Remove.
1315 (binary_sf_op0, binary_sf_op1): New define_insn_and_split.
1316 * config/sh/sh.c (sh_expand_binop_v2sf): Use gen_binary_sf_op0
1317 and gen_binary_sf_op1.
1319 2007-11-21 Hans-Peter Nilsson <hp@axis.com>
1321 * regclass.c (init_reg_autoinc): Fix typo preventing test of
1322 secondary output reload when setting forbidden_inc_dec_class.
1324 2007-11-21 Richard Guenther <rguenther@suse.de>
1326 PR tree-optimization/34148
1327 * tree-ssa-structalias.c (create_variable_info_for): Do not use
1328 field-sensitive PTA for single-element structures.
1329 * tree-ssa-alias.c (create_overlap_variables_for): Do not create
1330 SFTs for single-element structures.
1332 2007-11-20 Richard Guenther <rguenther@suse.de>
1335 * gimplify.c (gimplify_switch_expr): Use tree_int_cst_lt instead
1336 of the signed INT_CST_LT.
1337 * stmt.c (expand_case): Likewise.
1338 (estimate_case_costs): Likewise.
1340 2007-11-20 Rask Ingemann Lambertsen <rask@sygehus.dk>
1342 * read-rtl.c (fatal_expected_char): Print EOF as text rather that
1343 its binary representation.
1345 2007-11-20 Richard Guenther <rguenther@suse.de>
1347 * tree-ssa-operands.c (add_virtual_operand): Consistently prune
1350 2007-11-20 Thiemo Seufer <ths@mips.com>
1352 * config/mips/mips.c (mips_file_start): Add support for
1353 flagging 32-bit code with -mfp64 floating-point.
1355 2007-11-20 Jakub Jelinek <jakub@redhat.com>
1358 * c-gimplify.c (optimize_compound_literals_in_ctor): New function.
1359 (c_gimplify_expr): Use it.
1361 2007-11-20 Ben Elliston <bje@au.ibm.com>
1363 * config/spu/spu_mfcio.h: Fix typo.
1365 2007-11-20 Ben Elliston <bje@au.ibm.com>
1367 * unwind.inc: Comment that unwind-sjlj.c includes this file.
1369 2007-11-20 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1370 Ben Elliston <bje@au.ibm.com>
1372 * config/spu/mfc_tag_release.c: New file.
1373 * config/spu/mfc_multi_tag_release.c: Likewise.
1374 * config/spu/mfc_multi_tag_reserve.c: Likewise.
1375 * config/spu/mfc_tag_release.c: Likewise.
1376 * config/spu/mfc_tag_reserve.c: Likewise.
1377 * config/spu/mfc_tag_table.c: Likewise.
1378 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Compile them.
1379 (TARGET_LIBGCC2_CFLAGS): Define __IN_LIBGCC2.
1380 * config/spu/spu_mfcio.h: Avoid <stdint.h>.
1381 (uint64_t): Typedef if __IN_LIBGCC2 is defined.
1382 (MFC_TAG_INVALID, MFC_TAG_VALID): New macros.
1383 (mfc_tag_reserve, mfc_tag_release, mfc_multi_tag_reserve,
1384 mfc_multi_tag_release): Likewise.
1385 (__mfc_tag_reserve, __mfc_tag_release, __mfc_multi_tag_reserve,
1386 __mfc_multi_tag_release): Declare.
1388 2007-11-19 Jason Merrill <jason@redhat.com>
1390 PR debug/28834, debug/29436, c/32326
1391 * tree.c (build_type_attribute_qual_variant): Refuse to make
1392 a distinct copy of a struct/enum type. Use build_distinct_type_copy.
1393 * doc/extend.texi (Type Attributes): Don't encourage people to add
1394 attributes to struct/enum types in a typedef. Fix
1395 transparent_union example.
1397 * tree-inline.c (remap_type_1): Remove code that's redundant with
1399 (build_duplicate_type): Set id.copy_decl.
1400 * c-common.c (handle_transparent_union_attribute): Simplify logic.
1402 2007-11-19 Peter Bergner <bergner@vnet.ibm.com>
1404 * config/rs6000/rs6000.c (invalid_e500_subreg,
1405 rs6000_legitimate_offset_address_p, legitimate_lo_sum_address_p,
1406 rs6000_legitimize_address, rs6000_legitimize_reload_address,
1407 rs6000_legitimate_address, function_arg_advance,
1408 spe_build_register_parallel, rs6000_spe_function_arg,
1409 rs6000_split_multireg_move, spe_func_has_64bit_regs_p,
1410 emit_frame_save, gen_frame_mem_offset, rs6000_function_value,
1411 rs6000_libcall_value, rs6000_dwarf_register_span): Handle DDmode and
1412 TDmode similarly to DFmode and TFmode.
1413 * config/rs6000/rs6000.h (LOCAL_ALIGNMENT, MEMBER_TYPE_FORCES_BLK,
1414 DATA_ALIGNMENT, CLASS_MAX_NREGS, CANNOT_CHANGE_MODE_CLASS): Likewise.
1416 2007-11-19 Eric Botcazou <ebotcazou@adacore.com>
1418 * stor-layout.c (lang_adjust_rli): Delete.
1419 (set_lang_adjust_rli): Likewise.
1420 (layout_type): Do not call lang_adjust_rli hook.
1421 * tree.h (set_lang_adjust_rli): Delete.
1423 2007-11-19 Bernd Schmidt <bernd.schmidt@analog.com>
1425 * config/bfin/bfin.c (must_save_p): New function, mostly broken out of
1426 n_dregs_to_save and n_pregs_to_save.
1427 (n_pregs_to_save, n_dregs_to_save): Use it. New argument CONSECUTIVE;
1428 all callers changed.
1429 (expand_prologue_reg_save, expand_epilogue_reg_restore): Enhance to be
1430 able to save single D/P registers that aren't saved by the push/pop
1433 2007-11-19 Richard Guenther <rguenther@suse.de>
1435 PR tree-optimization/34099
1436 * tree-ssa-ccp.c (likely_value): Exclude all but PLUS_EXPR,
1437 MINUS_EXPR and POINTER_PLUS_EXPR from handling as UNDEFINED
1438 if only one operand is undefined.
1440 2007-11-19 Eric Botcazou <ebotcazou@libertysurf.fr>
1442 PR tree-optimization/34036
1443 * opts.c (set_fast_math_flags): Do not set flags in common
1444 with set_unsafe_math_optimizations_flags, invoke it directly.
1445 (set_unsafe_math_optimizations_flags): Unset flag_trapping_math
1446 and flag_signed_zeros.
1447 * toplev.c (process_options): Force flag_associative_math to 0 and
1448 warn, if it is set and either flag_trapping_math or flag_signed_zeros
1450 * doc/invoke.texi (Optimize Options): Document the new behavior
1451 of -funsafe-math-optimizations, that -fassociative-math requires
1452 both -fno-signed-zeros and -fno-trapping-math and make it clear
1453 that -fno-trapping-math requires -fno-signaling-nans. Refactor
1454 documentation of -ffast-math.
1456 2007-11-18 Jakub Jelinek <jakub@redhat.com>
1458 PR rtl-optimization/34132
1459 * gcse.c (try_replace_reg): Avoid rtx sharing between REG_EQUAL note
1463 * optabs.h (optab_table): Change type to struct optab from optab.
1464 (convert_optab_table): Similarly.
1465 Adjust all _optab macros to expand to addresses of optab_table
1466 resp. convert_optab_table elements rather than the values of the
1468 * optabs.c (optab_table): Change typype to struct optab from optab.
1469 If compiled by recent GCC, initialize all the insn_code fields in
1470 the array using designated range initializers.
1471 (convert_optab_table): Similarly.
1472 (convert_optab_libfunc, optab_libfunc, set_optab_libfunc,
1473 set_conv_libfunc): Into libfunc_entry's optab field store index within
1474 optab_table resp. convert_optab_table array instead of difference
1475 between two separately malloced addresses.
1476 (new_optab): Add op argument, don't return anything. Initialize
1477 just the insn_code field in handlers array and only when needed.
1478 (init_optab, init_optabv): Add op argument, don't return anything.
1479 Adjust new_optab caller.
1480 (new_convert_optab): Removed.
1481 (init_convert_optab): Add op argument, don't return anything, don't
1482 call new_convert_optab. If needed, initialize insn_code field in
1484 (init_optabs): Adjust init_optab, init_optabv and init_convert_optab
1486 (debug_optab_libfuncs): Adjust uses of optab_table and
1487 convert_optab_table arrays.
1489 2007-11-18 Richard Guenther <rguenther@suse.de>
1491 PR tree-optimization/34127
1492 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
1493 Make code match up the comments, require compatibility of the
1496 2007-11-17 Richard Guenther <rguenther@suse.de>
1499 * fold-const.c (extract_muldiv_1): Do not move negative
1500 constants inside ABS_EXPR.
1502 2007-11-16 Ian Lance Taylor <iant@google.com>
1504 * collect2.c (dump_file): If a demangled symbol is followed by a
1505 space, make sure we output at least one space.
1507 2007-11-16 Richard Guenther <rguenther@suse.de>
1510 * fold-const.c (fold_binary): Use correct types for folding
1511 1 << X & Y to Y >> X & 1.
1513 2007-11-16 Richard Guenther <rguenther@suse.de>
1515 PR tree-optimization/33870
1516 * tree.h (struct tree_memory_tag): Add base_for_components flag.
1517 (struct tree_struct_field_tag): Remove nesting_level field.
1518 (SFT_NESTING_LEVEL): Remove.
1519 (SFT_BASE_FOR_COMPONENTS_P): Add.
1520 * tree-flow.h (struct fieldoff): Remove nesting_level field. Add
1521 base_for_components flag.
1522 (push_fields_onto_fieldstack): Remove nesting_level parameter.
1523 * tree-ssa-alias.c (create_sft): Likewise. Add base_for_components
1525 (create_overlap_variables_for): Deal with it.
1526 * tree-dfa.c (dump_subvars_for): Likewise.
1527 (dump_variable): Likewise.
1528 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Likewise.
1529 Set base_for_components for first elements of sub-structures.
1530 (create_variable_info_for): Handle base_for_components.
1531 (set_uids_in_ptset): Always set SFT_UNPARTITIONABLE_P for
1532 pointed-to SFTs if SFT_BASE_FOR_COMPONENTS_P is set.
1533 * tree-ssa-operands.c (ref_nesting_level): Remove.
1534 (add_vars_for_offset): Remove full_ref parameter, always add
1535 the offset of the pointed-to SFT.
1536 (add_virtual_operand): Adjust for changed signature of
1537 add_vars_for_offset.
1539 2007-11-16 Sa Liu <saliu@de.ibm.com>
1541 * config/spu/spu.md (floatunssidf2, floatunsdidf2): Inlined
1542 floatunssidf2 and floatunsdidf2.
1544 2007-11-16 Richard Guenther <rguenther@suse.de>
1546 PR tree-optimization/34113
1547 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
1548 Use correct conversion direction for checking type compatibility.
1550 2007-11-16 Richard Guenther <rguenther@suse.de>
1552 PR tree-optimization/34099
1553 * tree-ssa-ccp.c (likely_value): Use a whitelist for operators
1554 that produce UNDEFINED result if at least one of its operands
1555 is UNDEFINED. By default the result is only UNDEFINED if all
1556 operands are UNDEFINED.
1558 2007-11-16 Jakub Jelinek <jakub@redhat.com>
1561 * gcc.c (init_spec): Don't initialize asm_debug here...
1562 (main): ... but here.
1564 2007-11-07 Tom Tromey <tromey@redhat.com>
1566 * tree-ssa-structalias.c (ipa_pta_execute): Rename 'cfun' to 'func'.
1567 * tree-parloops.c (create_loop_fn): Use set_cfun.
1568 * gengtype.c (open_base_files): Emit #undef cfun.
1569 * ipa-struct-reorg.c (do_reorg_1): Use set_cfun.
1570 * function.h (cfun): New define.
1571 * function.c: Undefine cfun.
1573 2007-11-07 Eric B. Weddington <eweddington@cso.atmel.com>
1575 * config/avr/avr.c (avr_mcu_types): Add attiny88.
1576 * config/avr/avr.h (LINK_SPEC): Likewise.
1577 (CRT_BINUTILS_SPECS): Likewsie.
1578 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
1580 2007-11-15 Jakub Jelinek <jakub@redhat.com>
1583 * tree-ssa-ccp.c (optimize_stack_restore): New function.
1584 (execute_fold_all_builtins): Call optimize_stack_restore for
1585 BUILT_IN_STACK_RESTORE.
1587 2007-11-15 Paolo Bonzini <bonzini@gnu.org>
1589 * fwprop.c (try_fwprop_subst): Skip profitability check for forward
1590 propagation into an address; that's done in should_replace_address.
1592 2007-11-15 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1594 * config/spu/spu-protos.h (legitimate_const): Remove prototype.
1595 * config/spu/spu.c (legitimate_const): Remove.
1596 (classify_immediate): Inline call to legitimate_const.
1597 (spu_legitimate_address): Likewise. Allow SYMBOL_REF + CONST_INT
1598 for any constant, not just -512 .. 511.
1600 2007-11-15 Sa Liu <saliu@de.ibm.com>
1602 * config/spu/spu.c (spu_emit_branch_or_set): Remove PROCESSOR_CELL
1603 condition from HONOR_NANS test.
1604 * config/spu/spu.md (ceq_df): Always generate comparison code
1605 inline, including checks for NaNs and infinities.
1607 (cgt_v2df): Likewise.
1608 (cmpdf): Make this expander unconditional.
1610 2007-11-15 Richard Guenther <rguenther@suse.de>
1612 * tree-ssa-alias.c (create_overlap_variables_for): Make sure
1613 to only create SFTs if we also create variable infos for PTA.
1614 * tree-ssa-structalias.c (set_uids_in_ptset): Add all overlapping SFTs.
1616 2007-11-15 Richard Guenther <rguenther@suse.de>
1618 * tree-ssa-structalias.c (set_uids_in_ptset): Use the pointed-to
1619 type for TBAA pruning.
1620 (find_what_p_points_to): Call set_uids_in_ptset with the original
1621 pointer, not the decl of the solution we collapsed to.
1623 2007-11-14 David Daney <ddaney@avtrex.com>
1625 * config/mips/linux-unwind.h (mips_fallback_frame_state): Use CFA
1628 2007-11-14 Eric Botcazou <ebotcazou@libertysurf.fr>
1631 * config/ia64/ia64.h (CANNOT_CHANGE_MODE_CLASS): Forbid mode changes
1632 for registers in BR_REGS class.
1634 2007-11-14 Jakub Jelinek <jakub@redhat.com>
1637 * tree-ssa.c (delete_tree_ssa): Don't call fini_ssa_operands if
1638 init_ssa_operands has not been called for cfun.
1640 2007-11-14 Eric Botcazou <ebotcazou@libertysurf.fr>
1642 PR tree-optimization/34046
1643 * cfg.c (update_bb_profile_for_threading): Avoid the division for the
1644 scaling if the old probability is greater than the new base.
1646 2007-11-14 Sebastian Pop <sebastian.pop@amd.com>
1648 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Remove
1649 unused edges after loop duplication.
1651 2007-11-14 Uros Bizjak <ubizjak@gmail.com>
1653 * config/i386/i386.h (TARGET_CPU_DEFAULT_*): Substitute with ...
1654 (enum target_cpu_default): ... this enum.
1655 (TARGET_CPU_DEFAULT_NAMES): Remove macro. Move initializer to ...
1656 * config/i386/i386.c (override_options): ... here.
1657 * config/i386/i386-interix.h (TARGET_CPU_DEFAULT): Use
1658 TARGET_CPU_DEFAULT_i486.
1660 2007-11-14 Rask Ingemann Lambertsen <rask@sygehus.dk>
1662 * global.c (rest_of_handle_global_alloc): Fix comment typos.
1663 * config/sh/sh.c (sh_rtx_costs): Likewise.
1664 * ChangeLog: Likewise.
1666 2007-11-13 Sebastian Pop <sebastian.pop@amd.com>
1668 * tree-chrec.h (build_polynomial_chrec): RHS of a chrec
1669 should not be of pointer type.
1671 2007-11-13 Michael Meissner <michael.meissner@amd.com>
1673 * config/i386/i386.c (ix86_sse5_valid_op_p): Put type on separate line.
1675 2007-11-13 Sterling Augustine <sterling@tensilica.com>
1676 Bob Wilson <bob.wilson@acm.org>
1678 * config/xtensa/unwind-dw2-xtensa.c: New.
1679 * config/xtensa/unwind-dw2-xtensa.h: New.
1680 * config/xtensa/xtensa.h (MUST_USE_SJLJ_EXCEPTIONS): Remove.
1681 (DWARF2_UNWIND_INFO): Remove.
1682 (DWARF_FRAME_REGISTERS): Define.
1683 (EH_RETURN_DATA_REGNO): Define.
1684 * config/xtensa/xtensa.md (UNSPECV_EH_RETURN): Define.
1686 * config/xtensa/t-xtensa (LIB2ADDEH): Define.
1688 2007-11-13 Jakub Jelinek <jakub@redhat.com>
1690 * doc/invoke.texi: Fix description of -fsched-stalled-insns=0,
1691 -fsched-stalled-insns.
1693 PR tree-optimization/34063
1694 * tree-chrec.c (chrec_evaluate): Put CHREC_LEFT based argument
1695 as first chrec_fold_plus operand rather than second.
1697 2007-11-13 Diego Novillo <dnovillo@google.com>
1699 PR tree-optimization/33870
1700 * tree.h (strcut tree_memory_tag): Add field unpartitionable.
1701 Remove field in_nested_struct.
1702 (struct tree_struct_field_tag): Add field nesting_level.
1703 (sft_in_nested_struct): Remove.
1704 (sft_nesting_level): Define.
1705 (sft_unpartitionable_p): Define.
1706 * tree-ssa-alias.c (mem_sym_score): If mp->var is not
1707 partitionable, return long_max.
1708 (compute_memory_partitions): Do not partition sfts marked
1710 (create_sft): Add argument nesting_level. Set
1711 sft_nesting_level with it. Update all users.
1712 (create_overlap_variables_for): Show nesting level.
1713 * tree-dfa.c (dump_subvars_for): Likewise.
1714 (dump_variable): Likewise. Show whether the sft is
1715 partitionable or not.
1716 * tree-flow.h (struct fieldoff): Remove field in_nested_struct.
1717 Add field nesting_level.
1718 * tree-ssa-structalias.c (struct variable_info): Remove
1719 field in_nested_struct.
1720 (push_fields_onto_fieldstack): Add argument nesting_level.
1721 Update all users. Update documentation. Update pair->nesting_level
1722 with nesting_level. Make recursive calls with nesting_level + 1.
1723 (set_uids_in_ptset): If an sft is added to the points-to set,
1724 mark it as unpartitionable.
1725 * tree-ssa-operands.c (ref_nesting_level): New.
1726 (add_vars_for_offset): Call it. Add argument full_ref. Update
1727 callers. If var is inside a nested structure and the nesting level
1728 of full_ref is lower than the nesting level of var,
1729 adjust offset by the offset of var.
1731 2007-11-13 Victor Kaplansky <victork@il.ibm.com>
1733 PR tree-optimization/32582
1734 * Makefile.in (CRTSTUFF_CFLAGS): Add -fno-tree-vectorize
1736 2007-11-12 Danny Smith <dannysmith@users.sourceforge.net>
1738 * doc/extend.texi (dllimport): Document that pointers to dllimport'd
1739 functions can be used as constant.
1741 2007-11-12 Eric Botcazou <ebotcazou@libertysurf.fr>
1743 PR rtl-optimization/34035
1744 * cse.c (cse_cfg_altered): New global variable.
1745 (cse_jumps_altered): Make boolean.
1746 (recorded_label_ref): Likewise.
1747 (cse_insn): Adjust for above changes.
1748 (cse_extended_basic_block): Likewise. Set cse_cfg_altered
1749 if dead edges have been purged.
1750 (cse_main): Change return value specification and adjust code.
1751 (rest_of_handle_cse): Adjust for above change.
1752 (rest_of_handle_cse2): Likewise.
1753 * gcse.c (rest_of_handle_gcse): Likewise.
1755 2007-11-12 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
1756 Michael Meissner <michael.meissner@amd.com>
1758 * config/i386/i386.md (sse5_setcc<mode>): Use <ssemodefsuffix> to
1759 get the appropriate suffix for the coms* instruction.
1760 (sse5_pcmov_<mode>): Restrict operands of pcmov
1761 for scalar case to be only xmm registers and not memory.
1763 * config/i386/sse.md (sse5_pcmov_<mode>): Correct the operand
1764 constraints to follow the mnemonics for the pcmov instruction
1766 2007-11-12 Richard Sandiford <rsandifo@nildram.co.uk>
1769 * config/mips/mips.c (mips_return_fpr_single): New function.
1770 (mips_function_value): Use it when returning single-field
1772 (mips_expand_call): Handle the PARALLELs created by
1773 mips_return_fpr_single.
1775 2007-11-12 Richard Guenther <rguenther@suse.de>
1778 * fold-const.c (fold_binary): If testing for non-negative
1779 operands with tree_expr_nonnegative_warnv_p make sure to
1780 use op0 which has all (sign) conversions retained.
1782 2007-11-12 Richard Guenther <rguenther@suse.de>
1785 * fold-const.c (fold_binary): Fold n - (n / m) * m to n % m.
1786 (fold_binary): Fold unsinged FLOOR_DIV_EXPR to TRUNC_DIV_EXPR.
1788 2007-11-12 Ira Rosen <irar@il.ibm.com>
1790 PR tree-optimization/33953
1791 * tree-vect-transform.c (vectorizable_operation): In case of SLP,
1792 allocate vec_oprnds1 according to the number of created vector
1793 statements. In case of shift with scalar argument, store scalar
1794 operand for every vector statement to be created for the SLP node.
1797 2007-11-10 Steven Bosscher <stevenb.gcc@gmail.com>
1799 * gcse.c (CUID_INSN): Remove.
1801 (alloc_gcse_mem): Don't allocate cuid_insn.
1802 (free_gcse_mem): Don't free cuid_insn.
1804 2007-11-10 Jakub Jelinek <jakub@redhat.com>
1807 * gimplify.c (goa_lhs_expr_p): Inside INDIRECT_REF handle unshared
1811 * tree-inline.h (copy_body_data): Add regimplify field.
1812 * tree-inline.c (copy_body_r): Set id->regimplify to true
1813 if an TREE_INVARIANT ADDR_EXPR is no longer invariant after
1815 (copy_bb): Clear id->regimplify before walk_tree, if it is
1816 set afterwards, regimplify the whole statement.
1818 PR tree-optimization/33680
1819 * tree-data-ref.c (split_constant_offset) <case ADDR_EXPR>: Punt
1820 if the added cast involves variable length types.
1822 2007-11-09 Alexander Monakov <amonakov@ispras.ru>
1823 Maxim Kuvyrkov <maxim@codesourcery.com>
1825 * sched-deps.c (sched_analyze_insn): Use MOVE_BARRIER
1826 instead of TRUE_BARRIER for jumps. Add register dependencies
1827 even when reg_pending_barrier is set.
1829 2007-11-09 Alexander Monakov <amonakov@ispras.ru>
1831 * haifa-sched.c (haifa_classify_insn): Rename to ...
1832 (haifa_classify_rtx): ... this. Improve handling of COND_EXECs,
1833 handle PARALLELs by recursing. Use it ...
1834 (haifa_classify_insn): ... here. Reimplement.
1836 2007-11-09 Richard Guenther <rguenther@suse.de>
1838 * bitmap.h (bitmap_single_bit_set_p): Declare.
1839 * bitmap.c (bitmap_single_bit_set_p): New function.
1840 * tree-ssa-alias.c (add_may_alias_for_new_tag): Use it.
1841 (maybe_create_global_var): Use bitmap_empty_p.
1843 2007-11-09 Paolo Bonzini <bonzini@gnu.org>
1844 Jakub Jelinek <jakub@redhat.com>
1846 PR rtl-optimization/34012
1847 * fwprop.c (try_fwprop_subst): Do not replace if the new
1848 SET_SRC has a higher cost than the old one.
1850 2007-11-09 Eric Botcazou <ebotcazou@libertysurf.fr>
1852 PR rtl-optimization/33732
1853 * reload.c (push_reload): Check that the REG_DEAD note was referring
1854 to a hardreg or to a pseudo that has been assigned exactly one hardreg
1855 before considering it in order to select the reload register.
1856 (combine_reloads): Likewise.
1857 (find_dummy_reload): Likewise.
1859 2007-11-09 Richard Guenther <rguenther@suse.de>
1861 * tree-flow.h (struct ptr_info_def): Make escape_mask a ENUM_BITFIELD.
1862 (struct ptr_info_def): Likewise.
1863 (enum escape_type): Also use bit zero.
1865 2007-11-09 Richard Guenther <rguenther@suse.de>
1867 PR tree-optimization/33604
1868 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
1869 Disregard changes in CV qualifiers of pointed to types for
1870 forward propagating ADDR_EXPRs.
1871 * tree-ssa-ccp.c (fold_stmt_r): Preserve volatileness of the original
1874 2007-11-09 Richard Sandiford <rsandifo@nildram.co.uk>
1876 * dse.c (find_shift_sequence): Always choose an integer mode for
1878 (replace_read): Require both the read and store mode to be
1879 integer ones. Remove a then-redundant FLOAT_P check.
1881 2007-11-08 Richard Guenther <rguenther@suse.de>
1883 * tree-dfa.c (remove_referenced_var): If removing a
1884 variable which has subvars, also remove those from
1885 the referenced vars. Do not create a variable annotation.
1887 2007-11-08 Bob Wilson <bob.wilson@acm.org>
1889 * config/xtensa/xtensa.c (xtensa_expand_prologue): Remove first
1890 argument for gen_entry calls.
1891 * config/xtensa/xtensa.md: Add new "entry" value to "type" attribute.
1892 (entry): Use the new attribute value. Remove unused first operand.
1894 2007-11-08 Tom Tromey <tromey@redhat.com>
1896 * c-parser.c (c_parser_translation_unit): Use location in error.
1897 (c_parser_external_declaration): Likewise.
1898 (c_parser_declaration_or_fndef): Likewise.
1899 (c_parser_enum_specifier): Likewise.
1900 (c_parser_struct_or_union_specifier): Likewise.
1901 (c_parser_struct_declaration): Likewise.
1902 (c_parser_typeof_specifier): Likewise.
1903 (c_parser_parms_list_declarator): Likewise.
1904 (c_parser_asm_string_literal): Likewise.
1905 (c_parser_braced_init): Likewise.
1906 (c_parser_initelt): Likewise.
1907 (c_parser_compound_statement_nostart): Likewise.
1908 (c_parser_statement_after_labels): Likewise.
1909 (c_parser_do_statement): Likewise.
1910 (c_parser_asm_statement): Likewise.
1911 (c_parser_conditional_expression): Likewise.
1912 (c_parser_unary_expression): Likewise.
1913 (c_parser_sizeof_expression): Likewise.
1914 (c_parser_postfix_expression): Likewise.
1915 (c_parser_postfix_expression_after_paren_type): Likewise.
1916 (c_parser_objc_class_instance_variables): Likewise.
1917 (c_parser_objc_method_definition): Likewise.
1918 (c_parser_objc_methodprotolist): Likewise.
1919 (c_parser_pragma): Likewise.
1920 (c_parser_omp_clause_num_threads): Likewise.
1921 (c_parser_omp_clause_schedule): Likewise.
1922 (c_parser_omp_all_clauses): Likewise.
1923 (c_parser_omp_sections_scope): Likewise.
1924 (c_parser_label): Use location of label, not colon.
1926 2007-11-08 Danny Smith <dannysmith@users.sourceforge.net>
1929 * config/i386/cygming.h (BIGGEST_FIELD_ALIGNMENT): Define only if
1932 2007-11-07 Kenneth Zadeck <zadeck@naturalbridge.com>
1935 * ipa-pure-const.c (static_execute): Added code to keep recursive
1936 functions from being marked as pure or const.
1937 * ipa-utils.c (searchc): Fixed comment.
1939 2007-11-08 Tom Tromey <tromey@redhat.com>
1941 * common.opt (fshow-column): Default to 0.
1942 * configure: Rebuilt.
1943 * configure.ac (--enable-mapped-location): Default to 'yes'.
1945 2007-11-07 Kenneth Zadeck <zadeck@naturalbridge.com>
1947 * common.opt: Add pointer to doc/options.texi.
1948 * doc/invoke.texi (-fdse, -fdce, -fauto-inc-dec, -fipa-pure-const,
1949 -fipa-reference): Add or correct doc. Sorted options list for -Os
1952 2007-11-07 Bernhard Fischer <aldot@gcc.gnu.org>
1955 * config.gcc: For arm*b-* define TARGET_BIG_ENDIAN_DEFAULT.
1956 * config/arm/linux-elf.h (TARGET_ENDIAN_DEFAULT): Define based on
1957 TARGET_BIG_ENDIAN_DEFAULT. Use for MULTILIB_DEFAULTS.
1958 (TARGET_DEFAULT): Set according to TARGET_ENDIAN_DEFAULT.
1959 (LINUX_TARGET_LINK_SPEC): Pass -mlittle-endian on to the assembler.
1960 * config/arm/linux-eabi.h (TARGET_LINKER_EMULATION): Set according
1961 to TARGET_BIG_ENDIAN_DEFAULT.
1962 (SUBTARGET_EXTRA_LINK_SPEC): Likewise.
1963 * config/arm/bpabi.h (TARGET_DEFAULT_MASK): Set according
1964 to TARGET_BIG_ENDIAN_DEFAULT.
1966 2007-11-07 Diego Novillo <dnovillo@google.com>
1968 * tree.h (struct tree_struct_field_tag): Move field
1969 in_nested_struct ...
1970 (struct tree_memory_tag): ... here.
1972 2007-11-07 Diego Novillo <dnovillo@google.com>
1975 * tree.h (struct tree_struct_field_tag): Add field in_nested_struct.
1976 (SFT_IN_NESTED_STRUCT): Define.
1977 * tree-dfa.c (dump_subvars_for): Show offset of each sub-var.
1978 * tree-flow.h (struct fieldoff): Add field in_nested_struct.
1979 * tree-ssa-structalias.c (struct variable_info): Likewise.
1980 (push_fields_onto_fieldstack): If OFFSET is positive,
1981 set in_nested_struct.
1982 (create_variable_info_for): Copy setting of
1983 in_nested_struct from the field offset object.
1984 (set_uids_in_ptset): Set SFT_IN_NESTED_STRUCT from the
1985 variable info object.
1986 * tree-ssa-operands.c (add_vars_for_offset): If VAR
1987 belongs to a nested structure, adjust OFFSET by SFT_OFFSET(VAR).
1989 2007-11-07 Eric Botcazou <ebotcazou@libertysurf.fr>
1991 PR rtl-optimization/33737
1992 * cfgcleanup.c (try_crossjump_to_edge): Add count and frequency of
1993 target block after computing the probabilities of outgoing edges.
1994 Cap the frequency to BB_FREQ_MAX.
1995 * tree-ssa-threadupdate.c (redirect_edges): Also adjust count and
1996 frequency of the basic block if it has been reused.
1998 2007-11-07 Eric Botcazou <ebotcazou@libertysurf.fr>
2000 PR rtl-optimization/33822
2001 * rtl.h (REG_OFFSET): Fix comment.
2002 * var-tracking.c (INT_MEM_OFFSET): New macro.
2003 (var_mem_set): Use it.
2004 (var_mem_delete_and_set): Likewise.
2005 (var_mem_delete): Likewise.
2006 (same_variable_part_p): Likewise.
2007 (vt_get_decl_and_offset): Likewise.
2008 (offset_valid_for_tracked_p): New predicate.
2009 (count_uses): Do not track locations with invalid offsets.
2010 (add_uses): Likewise.
2011 (add_stores): Likewise.
2013 2007-11-07 Tom Tromey <tromey@redhat.com>
2015 * Makefile.in (tree-ssa-structalias.o): Depend on $(FUNCTION_H)
2016 (BASIC_BLOCK_H): Add vec.h, $(FUNCTION_H).
2018 2007-11-07 Dmitry Zhurikhin <zhur@ispras.ru>
2019 Andrey Belevantsev <abel@ispras.ru>
2021 * modulo-sched.c (sms_order_nodes, permute_partial_schedule,
2022 generate_prolog_epilog, duplicate_insns_of_cycles): Fix prototypes.
2023 (calculate_order_params, sms_order_nodes): New parameter pmax_asap.
2024 Save calculated max_asap in it.
2025 (sms_schedule): Calculate maxii using max_asap.
2027 2007-11-07 Andreas Krebbel <krebbel1@de.ibm.com>
2029 * doc/invoke.texi: Replace rs6000 dfp switches -mdfp/-mno-dfp
2030 with -mhard-dfp/-mno-hard-dfp.
2032 2007-11-07 Maxim Kuvyrkov <maxim@codesourcery.com>
2033 Jakub Jelinek <jakub@redhat.com>
2036 * haifa-sched.c (check_sched_flags): Remove.
2037 (sched_init): Don't call it.
2039 2007-11-06 Diego Novillo <dnovillo@google.com>
2041 * tree-flow.h (struct fieldoff): Reformat comment. Document fields.
2042 * tree-ssa-operands.c: Tidy top-level comments.
2043 (add_vop): Likewise.
2044 (add_vars_for_offset): Tidy parameter formatting..
2045 (get_addr_dereference_operands): Likewise.
2046 (get_indirect_ref_operands): Likewise.
2047 (get_expr_operands) <OMP_ATOMIC_LOAD>: Reformat.
2048 <OMP_ATOMIC_STORE>: Likewise.
2050 2007-11-06 Rask Ingemann Lambertsen <rask@sygehus.dk>
2053 * config/i386/driver-i386.c: Test for __GNUC__ instead of
2054 GCC_VERSION which is always defined.
2056 2007-11-06 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2059 * reload1.c (find_reloads): Also check in_reg when handling a
2060 simple move with an input reload and a destination of a hard register.
2062 2007-11-06 Maxim Kuvyrkov <maxim@codesourcery.com>
2064 * config/m68k/m68k.c (sched-int.h, insn-codes.h): New includes.
2065 (TARGET_SCHED_ADJUST_COST, TARGET_SCHED_VARIABLE_ISSUE,
2066 TARGET_SCHED_INIT_GLOBAL, TARGET_SCHED_FINISH_GLOBAL,
2067 TARGET_SCHED_INIT, TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE,
2068 TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Redefine.
2069 (m68k_sched_attr_type2): New function.
2070 (sched_adjust_cost_state): New static variable.
2071 (m68k_sched_adjust_cost): New static function implementing
2073 (sched_ib_size, sched_ib_filled, sched_ib_insn, sched_mem_unit_code):
2074 New static variables.
2075 (m68k_sched_variable_issue): New static function implementing
2077 (sched_dump_class_def, sched_dump_class_func_t): New typedefs.
2078 (sched_dump_split_class): New static function.
2079 (sched_dump_dfa_guess_unit_code, sched_dump_dfa_state): New static
2081 (sched_dump_dfa_class, m68k_sched_dump): New static function.
2082 (m68k_sched_md_init_global, m68k_sched_md_finish_global,
2083 m68k_sched_md_init, m68k_sched_dfa_pre_advance_cycle,
2084 m68k_sched_dfa_post_advance_cycle): New static functions implementing
2087 * config/m68k/m68k.h (m68k_sched_attr_type2): Declare.
2088 (CPU_UNITS_QUERY): Define.
2090 * config/m68k/cf.md: New file.
2091 * config/m68k/m68.md (cf.md): New include.
2093 2007-11-06 Tom Tromey <tromey@redhat.com>
2095 PR c++/32256, PR c++/32368:
2096 * function.c (saved_in_system_header): New global.
2097 (push_cfun): Save in_system_header.
2098 (pop_cfun): Restore in_system_header.
2099 (push_struct_function): Save in_system_header.
2101 2007-11-06 Douglas Gregor <doug.gregor@gmail.com>
2105 * c-common.c (c_build_qualified_type): Moved to c-typeck.c.
2106 (complete_array_type): Set canonical type appropriately.
2107 * c-typeck.c (c_build_qualified_type): Moved from c-common.c. The
2108 C and C++ front ends now have different versions of this function,
2109 because the C++ version needs to maintain canonical types here.
2111 2007-11-04 Razya Ladelsky <razya@il.ibm.com>
2113 * tree-parloops.c (reduction_info): Remove reduction_init field.
2114 (initialize_reductions): Remove creation of the reduction_init variable.
2115 (struct data_arg): Remove.
2116 (add_field_for_reduction, create_stores_for_reduction): New functions.
2117 (add_field_for_name): Remove reduction handling.
2118 (separate_decls_in_loop): Call add_field_for_reduction,
2119 create_stores_for_reduction.
2121 2007-11-06 Jakub Jelinek <jakub@redhat.com>
2123 PR tree-optimization/33458
2124 * tree-inline.c (copy_phis_for_bb): If PHI arg substitution creates
2125 !is_gimple_val PHI argument, gimplify it and insert it on edge.
2127 PR tree-optimization/33993
2128 * tree-vect-transform.c (vect_get_constant_vectors): Use build_vector
2129 rather than build_constructor_from_list if all list values are
2131 (get_initial_def_for_induction): Use build_vector instead of
2132 build_constructor_from_list.
2134 2007-11-05 Mark Mitchell <mark@codesourcery.com>
2137 * tree.h (DECL_INIT_PRIORITY): Do not require DECL_HAS_INIT_PRIORITY_P.
2138 (DECL_FINI_PRIORITY): Likewise.
2139 * tree.c (decl_init_priority_lookup): Remove assert.
2140 (decl_fini_priority_insert): Likewise.
2141 * cgraphunit.c (static_ctors): Make it a VEC.
2142 (static_dtors): Likewise.
2143 (record_cdtor_fn): Adjust accordingly.
2144 (build_cdtor): Generate multiple functions for each initialization
2146 (compare_ctor): New function.
2147 (compare_dtor): Likewise.
2148 (cgraph_build_cdtor_fns): Sort the functions by priority before
2149 calling build_cdtor.
2150 (cgraph_build_static_cdtor): Put the priority in the function's name.
2152 2007-11-05 H.J. Lu <hongjiu.lu@intel.com>
2155 * common.opt: Add shared and pie.
2157 2007-11-05 Bob Wilson <bob.wilson@acm.org>
2159 * config/xtensa/xtensa.c (xtensa_expand_nonlocal_goto): Do not
2160 replace references to virtual_stack_vars_rtx in goto_handler.
2162 2007-11-05 Paul Brook <paul@codesourcery.com>
2164 * config.gcc (arm*-*-*): Set c_target_objs and cxx_target_objs.
2165 * config/arm/arm.c (arm_lang_output_object_attributes_hook): New.
2166 (arm_file_start): Don't set Tag_ABI_PCS_wchar_t. Call
2167 arm_lang_output_object_attributes_hook.
2168 * config/arm/arm.h (arm_lang_output_object_attributes_hook): Declare.
2169 (REGISTER_TARGET_PRAGMAS): Call arm_lang_object_attributes_init.
2170 * config/arm/arm-protos.h (arm_lang_object_attributes_init): Add
2172 * config/arm/t-arm.c (arm.o): New rule.
2173 * config/arm/arm-c.c: New file.
2175 2007-11-05 Nick Clifton <nickc@redhat.com>
2176 Sebastian Pop <sebastian.pop@amd.com>
2178 PR tree-optimization/32540
2179 PR tree-optimization/33922
2180 * doc/invoke.texi: Document PARAM_MAX_PARTIAL_ANTIC_LENGTH.
2181 * tree-ssa-pre.c: Include params.h.
2182 (compute_partial_antic_aux): Use PARAM_MAX_PARTIAL_ANTIC_LENGTH
2183 to limit the maximum length of the PA set for a given block.
2184 * Makefile.in: Add a dependency upon params.h for tree-ssa-pre.c
2185 * params.def (PARAM_MAX_PARTIAL_ANTIC_LENGTH): New parameter.
2187 2007-11-05 Nathan Sidwell <nathan@codesourcery.com>
2189 * libgcc2.c (__fixunstfDI, __fixunsxfDI, __fixunsdfDI,
2190 __fixunssfDI): Make return type unsigned.
2191 * libgcc2.h (__fixunstfDI, __fixunsxfDI, __fixunsdfDI,
2192 __fixunssfDI): Make return type unsigned.
2194 2007-11-05 Jakub Jelinek <jakub@redhat.com>
2196 PR tree-optimization/33856
2197 * tree-data-ref.c (get_references_in_stmt): Don't add
2198 REFERENCE_CLASS_P trees to references vector if get_base_address
2199 returns NULL on them.
2201 2007-11-05 Alexandre Oliva <aoliva@redhat.com>
2203 * cfg.c (dump_cfg_bb_info): Update bb_bitnames to match enum.
2205 2007-11-04 Andrew Pinski <pinskia@gmail.com>
2208 * fold-const.c (fold_binary <case EQ_EXPR>): Convert the inner type
2209 for TRUTH_NOT_EXPR to type.
2211 2007-11-04 Gerald Pfeifer <gerald@pfeifer.com>
2213 * doc/contrib.texi (Contributors): Add Manuel Lopez-Ibanez.
2215 2007-11-04 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
2218 * dwarf2out.c (add_calling_convention_attribute): Change
2219 second argument. Set calling convention to DW_CC_program for
2220 Fortran main program.
2221 (gen_subprogram_die): Adjust to new prototype for
2222 add_calling_convention_attribute.
2224 2007-11-03 Dorit Nuzman <dorit@il.ibm.com>
2226 PR tree-optimization/33987
2227 * tree-vect-transform.c (get_initial_def_for_reduction): Fix assert.
2229 (vectorizable_reduction): Add type check.
2231 2007-11-03 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2234 * c-parser.c (c_parser_statement_after_labels): Error if a
2235 declaration is parsed after a label.
2237 2007-11-03 Daniel Jacobowitz <dan@codesourcery.com>
2240 * reorg.c (emit_delay_sequence): Do not clear the locator on
2241 the jump instruction.
2243 2007-11-03 Jakub Jelinek <jakub@redhat.com>
2246 * haifa-sched.c (ok_for_early_queue_removal): Don't walk out of the
2247 current sched region.
2249 2007-11-02 Jakub Jelinek <jakub@redhat.com>
2251 * config/ia64/ia64.c (struct reg_write_state): Change into
2252 unsigned short bitfields rather than unsigned int, decrease
2253 first_pred to just 10 bits.
2254 (rws_insn): Change into a bitmap or if not ENABLE_CHECKING
2255 into two char array.
2256 (rws_insn_set, rws_insn_test): New functions.
2257 (in_safe_group_barrier): New variable.
2258 (rws_update): Remove first argument, always set rws_sum array.
2259 (rws_access_regno): Use rws_insn_set macro. Only call rws_update
2260 or update rws_sum if !in_safe_group_barrier, adjust rws_update args.
2261 (rtx_needs_barrier): Use rws_insn_test macro.
2262 (safe_group_barrier_needed): Don't save/restore rws_sum array,
2263 instead set/clear in_safe_group_barrier flag.
2265 2007-11-02 Bob Wilson <bob.wilson@acm.org>
2267 * config/xtensa/xtensa.c (xtensa_expand_prologue): Put a
2268 REG_FRAME_RELATED_EXPR note on the last insn that sets up the stack
2269 pointer or frame pointer.
2270 * config/xtensa/xtensa.h (DWARF_UNWIND_INFO): Delete.
2271 (MUST_USE_SJLJ_EXCEPTIONS): Define.
2272 (DWARF2_UNWIND_INFO): Define.
2273 (INCOMING_RETURN_ADDR_RTX): Define.
2274 (DWARF_FRAME_RETURN_COLUMN): Define.
2276 2007-11-02 Tom Tromey <tromey@redhat.com>
2278 * varpool.c (dump_varpool): Use 'next', not 'next_needed' when
2281 2007-11-02 Diego Novillo <dnovillo@google.com>
2283 * langhooks.h (struct lang_hooks_for_callgraph): Remove third
2284 argument from function pointer ANALYZE_EXPR. Update all users.
2285 * cgraph.c (debug_cgraph_node): New.
2286 (debug_cgraph): New.
2288 2007-11-02 Jakub Jelinek <jakub@redhat.com>
2290 PR rtl-optimization/33648
2291 * cfgrtl.c (cfg_layout_split_edge): Initialize BB_PARTITION of
2292 the newly created basic block.
2294 2007-11-01 Richard Guenther <rguenther@suse.de>
2296 * ggc-page.c (extra_order_size_tab): Add bitmap_head size.
2298 2007-11-01 Steven Bosscher <stevenb.gcc@gmail.com>
2300 PR rtl-optimization/33828
2301 * gcse.c (compute_code_hoist_vbeinout): Fix order of computation
2302 of VBEIN and VBEOUT.
2304 2007-11-01 Eric Botcazou <ebotcazou@libertysurf.fr>
2306 * optabs.c (prepare_cmp_insn): Merge a couple of conditional blocks.
2307 * sched-rgn.c (compute_trg_info): Zero 'el' local variable.
2308 * tree-if-conv.c (process_phi_nodes): Zero 'cond' local variable.
2310 2007-11-01 Nathan Sidwell <nathan@codesourcery.com>
2312 * gcc.c (getenv_spec_function): Escape the environment variable's
2315 2007-11-01 Janis Johnson <janis187@us.ibm.com>
2317 * doc/invoke.texi (Optimize Options): Under -fcse-follow-jumps,
2318 show that CSE means common subexpression elimination. Change wording
2319 for -fsee and define LCM. Remove capitalization of optimizations
2320 for -ftree-reassoc, -ftree-pre, and -ftree-fre.
2322 2007-11-01 Janis Johnson <janis187@us.ibm.com>
2325 * doc/sourcebuild.texi (Test Directives): Document that xfail
2326 has no effect for dg-do except when dg-do-what is "run".
2328 2007-11-01 Tom Tromey <tromey@redhat.com>
2330 * c-decl.c (grokdeclarator): Set decl source locations.
2331 * c-parser.c (c_parser_enum_specifier): Set location.
2332 (c_parser_struct_or_union_specifier): Likewise.
2334 2007-11-01 Tom Tromey <tromey@redhat.com>
2336 * print-tree.c (print_node): Print column number.
2338 2007-11-01 Jakub Jelinek <jakub@redhat.com>
2341 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
2342 gen_decl_die): Use TREE_TYPE (TREE_TYPE (decl)) as type
2343 rather than TREE_TYPE (decl) if DECL_BY_REFERENCE (decl).
2345 PR rtl-optimization/33673
2346 * gcse.c (cprop_jump): If a conditional jump has been optimized
2347 into unconditional jump, make the remaining normal edge fallthru
2348 and delete the jump insn.
2350 2007-11-01 Ben Elliston <bje@au.ibm.com>
2352 * emit-rtl.c (set_reg_attrs_from_mem): Clarify function comment.
2353 (set_mem_attrs_from_reg): Likewise.
2355 2007-11-01 Michael Matz <matz@suse.de>
2357 PR tree-optimization/33961
2358 * tree-ssa-phiopt.c (struct name_to_bb.store): New member.
2359 (name_to_bb_hash, name_to_bb_eq): Consider and check it.
2360 (add_or_mark_expr): New argument 'store', using it to search
2362 (nt_init_block): Adjust calls to add_or_mark_expr.
2364 2007-10-31 Jakub Jelinek <jakub@redhat.com>
2367 * config/i386/i386.md (pushsf_rex64): Use X instead of < constraints
2368 for the first push_operand.
2370 2007-10-31 Revital Eres <eres@il.ibm.com>
2372 * config/rs6000/paired.md (sminv2sf3, smaxv2sf3, reduc_smax_v2sf,
2373 reduc_smin_v2sf vec_interleave_highv2sf, vec_interleave_lowv2sf,
2374 vec_extract_evenv2sf, vec_extract_oddv2sf, reduc_splus_v2sf,
2375 movmisalignv2sf, vcondv2sf): New.
2376 (UNSPEC_INTERHI_V2SF, UNSPEC_INTERLO_V2SF, UNSPEC_EXTEVEN_V2SF,
2377 UNSPEC_EXTODD_V2SF): Define new constants.
2378 * config/rs6000/rs6000-protos.h (paired_expand_vector_move,
2379 paired_emit_vector_cond_expr): New.
2380 * config/rs6000/rs6000-c.c (__PAIRED__): Add new builtin_define.
2381 * config/rs6000/rs6000.c (paired_expand_vector_move,
2382 paired_emit_vector_cond_expr, paired_emit_vector_compare):
2384 * config/rs6000/750cl.h (ASM_CPU_SPEC): Pass down -m750cl option.
2386 2007-10-31 Sebastian Pop <sebastian.pop@amd.com>
2388 PR tree-optimization/32377
2389 * tree-data-ref.c (compute_overlap_steps_for_affine_univar): Make it
2390 work also for unknown number of iterations.
2391 (analyze_subscript_affine_affine): Clean up. Don't fail when the
2392 number of iterations is not known.
2394 2007-10-31 Richard Guenther <rguenther@suse.de>
2397 * fold-const.c (extract_muldiv_1): Make sure to not introduce
2398 new undefined integer overflow.
2399 (fold_binary): Avoid useless conversion.
2401 2007-10-31 Richard Sandiford <rsandifo@nildram.co.uk>
2404 * config/mips/mips.c (mips_fpr_return_fields): Fix SCALAR_TYPE_P check.
2406 2007-10-31 Andreas Krebbel <krebbel1@de.ibm.com>
2408 * config/rs6000/rs6000.opt: Rename -mdfp option to -mhard-dfp.
2410 * config/s390/s390.c: (override_options): Replace
2411 -mhard-dfp/-msoft-dfp with -mhard-dfp/-mno-hard-dfp.
2412 * config/s390/s390.opt: Likewise.
2413 * config/s390/s390.h: Add MASK_HARD_DFP to the TARGET_DEFAULT
2416 2007-10-30 Janis Johnson <janis187@us.ibm.com>
2418 * tree-ssa.c (execute_update_addresses_taken): Initialize update_vops.
2420 2007-10-30 Janis Johnson <janis187@us.ibm.com>
2422 * doc/invoke.texi (Option Summary): Add -fdce and -fdse to list of
2423 optimization options.
2424 (Optimize Options): Add -fdce and -fdse to the list of optimizations
2425 enabled by -O. Document -fdce and -fdse.
2427 2007-10-30 Jakub Jelinek <jakub@redhat.com>
2430 * fold-const.c (fold_binary): If one argument is COMPOUND_EXPR,
2431 convert second operand of COMPOUND_EXPR to the original type of
2434 2007-10-30 Richard Guenther <rguenther@suse.de>
2436 * tree-ssa-operands.c (add_vars_for_offset): Fix exit test
2437 of loop adding SFTs as virtual operands.
2439 2007-10-30 Richard Guenther <rguenther@suse.de>
2441 * Makefile.in (dse.o): Add $(OPTABS_H) and $(RECOG_H) dependencies.
2443 2007-10-29 Dorit Nuzman <dorit@il.ibm.com>
2445 PR tree-optimization/32893
2446 * tree-vectorize.c (vect_can_force_dr_alignment_p): Check
2447 STACK_BOUNDARY instead of PREFERRED_STACK_BOUNDARY.
2449 2007-10-29 Rask Ingemann Lambertsen <rask@sygehus.dk>
2451 * longlong.h (add_ssaaaa): Support Intel asm syntax in i386 and
2453 (sub_ddmmss): Likewise.
2454 (umul_ppmm): Likewise.
2455 (udiv_qrnnd): Likewise.
2457 2007-10-29 Janis Johnson <janis187@us.ibm.com>
2460 * doc/sourcebuild.texi (Test Directives): Document that dg-require
2461 directives must come before dg-additional-sources.
2463 2007-10-29 Jakub Jelinek <jakub@redhat.com>
2465 PR tree-optimization/33723
2466 * c-gimplify.c (c_gimplify_expr): Optimize INIT_EXPR or
2467 MODIFY_EXPR with non-addressable COMPOUND_LITERAL_EXPR as source.
2469 2007-10-29 Richard Sandiford <rsandifo@nildram.co.uk>
2471 PR tree-optimization/33614
2472 * gimplify.c (gimplify_init_constructor): Gimplify vector constructors
2473 if they can't be reduced to VECTOR_CSTs and aren't legitimate
2474 initializer constants.
2476 2007-10-29 Richard Guenther <rguenther@suse.de>
2478 PR tree-optimization/33870
2479 * tree-ssa-operands.c (add_vars_for_offset): Remove mpt_vars parameter.
2480 (add_virtual_operand): Do not recurse into MPTs looking for pointed-to
2483 2007-10-29 Richard Guenther <rguenther@suse.de>
2485 * passes.c (init_optimization_passes): Exchange store_copy_prop
2487 * tree-pass.h (pass_store_copy_prop): Remove.
2488 * tree-ssa-copy.c (do_store_copy_prop): Remove.
2489 (stmt_may_generate-copy): Do not handle store_copy_prop.
2490 (get_copy_of_val): Likewise.
2491 (set_copy_of_val): Likewise.
2492 (copy_prop_visit_assignment): Likewise.
2493 (copy_prop_visit_stmt): Likewise.
2494 (copy_prop_visit_phi_node): Likewise.
2495 (init_copy_prop): Likewise.
2496 (execute_copy_prop): Likewise.
2497 (do_copy_prop): Remove.
2498 (gate_store_copy_prop): Likewise.
2499 (store_copy_prop): Likewise.
2500 (pass_store_copy_prop): Likewise.
2501 (pass_copy_prop): Call execute_copy_prop.
2502 * opts.c (decode_options): Do not set flag_tree_store_copy_prop.
2503 * common.opt (ftree-store-copy-prop): Mark obsolete.
2504 * doc/invoke.texi (ftree-store-copy-prop): Remove documentation.
2506 2007-10-29 Ian Lance Taylor <iant@google.com>
2508 * ifcvt.c (noce_can_store_speculate_p): New static function.
2509 (noce_process_if_block): Call it.
2510 (if_convert): Remove recompute_dominance parameter. Change all
2513 2007-10-29 Richard Guenther <rguenther@suse.de>
2515 * tree-flow-inline.h (get_subvar_at): Use binary search.
2516 (get_first_overlapping_subvar): New function to binary search
2517 for the first overlapping subvar.
2518 * tree-ssa-operands.c (add_vars_for_offset): Strip down to
2519 just handle adding subvars for a pointed-to subvar. Optimize
2520 and use get_first_overlapping_subvar.
2521 (add_vars_for_bitmap): Fold into single caller.
2522 (add_virtual_operand): Streamline, inherit add_vars_for_bitmap
2523 and non pointed-to bits of add_vars_for_offset.
2525 2007-10-29 Revital Eres <eres@il.ibm.com>
2527 * modulo-sched.c (sms_schedule): Add DF_UD_CHAIN problem.
2529 2007-10-29 Razya Ladelsky <razya@il.ibm.com>
2530 Zdenek Dvorak <ook@ucw.cz>
2533 reduction support for automatic parallelization.
2535 * expr.c (expand_expr_real_1): Add cases for OMP_ATOMIC_LOAD,
2537 * Makefile.in: Add dependencies to expr.o, tree-parloops.o, omp-low.o
2538 * tree-pretty-print.c (dump_generic_node): Add OMP_ATOMIC_LOAD
2539 and OMP_ATOMIC_STORE.
2540 * tree.h (OMP_DIRECTIVE_P): Add OMP_ATOMIC_LOAD, OMP_ATOMIC_STORE.
2541 * gimple-low.c (lower_stmt): Same.
2542 * gimplify.c (gimplify_expr): Same.
2543 (gimplify_omp_atomic_fetch_op, gimplify_omp_atomic_pipeline,
2544 gimplify_omp_atomic_mutex): Remove.
2545 (gimplify_omp_atomic): Change it to simply gimplify the
2546 statement instead of expanding it.
2547 * omp-low.c: Add includes to optabs.h, cfgloop.h.
2548 (expand_omp_atomic, expand_omp_atomic_pipeline,
2549 goa_stabilize_expr, expand_omp_atomic_mutex,
2550 expand_omp_atomic_fetch_op): New functions to implement
2551 expansion of OMP_ATOMIC.
2552 (expand_omp, build_omp_regions_1): Add support for
2553 OMP_ATOMIC_LOAD/OMP_ATOMIC_STORE.
2554 * tree-cfg.c (make_edges): add case for OMP_ATOMIC_LOAD,
2556 * tree-gimple.c (is_gimple_stmt): Add OMP_ATOMIC_LOAD,
2558 * tree-parloops.c: add include to tree-vectorizer.h.
2559 (reduction_info): New structure for reduction.
2560 (reduction_list): New list to represent list of reductions per loop.
2561 (struct data_arg): New helper structure for reduction.
2562 (reduction_info_hash, reduction_info_eq, reduction_phi,
2563 initialize_reductions, create_call_for_reduction,
2564 create_phi_for_local_result, create_call_for_reduction_1,
2565 create_loads_for_reductions, create_final_loads_for_reduction):
2567 (loop_parallel_p): Identify reductions, add reduction_list parameter.
2568 (separate_decls_in_loop_name): Support reduction variables.
2569 (separate_decls_in_loop): Add reduction_list and ld_st_data arguments,
2570 call create_loads_for_reduction for each reduction.
2571 (canonicalize_loop_ivs): Identify reductions, add reduction_list
2573 (transform_to_exit_first_loop): Add reduction support, add
2574 reduction_list parameter.
2575 (gen_parallel_loop): Add reduction_list parameter. Add call
2576 separate_decls_in_loop with
2577 the new argument. Traverse reductions and call
2578 initialize_reductions, create_call_for_reduction.
2579 (parallelize_loops): Create and delete the reduction list.
2580 (add_field_for_name): Change use of data parameter. Add fields for
2582 * tree-vectorizer.h (vect_analyze_loop_form): Add declaration.
2583 * tree-vect-analyze.c (vect_analyze_loop_form): export it.
2584 * tree.def: Add definitions for OMP_ATOMIC_LOAD, OMP_ATOMIC_STORE.
2585 * tree-inline.c (estimate_num_insns_1): add cases for
2586 OMP_ATOMIC_LOAD, OMP_ATOMIC_STORE.
2587 * tree-cfg.c (make_edges): Add OMP_ATOMIC_LOAD, OMP_ATOMIC_STORE.
2588 * tree-ssa-operands.c (get_addr_dereference_operands):
2589 New function. Subroutine of get_indirect_ref_operands.
2590 (get_indirect_ref_operands): Call get_addr_dereference_operands.
2591 (get_expr_operands): Support OMP_ATOMIC_LOAD, OMP_ATOMIC_STORE.
2594 2007-10-29 Hans-Peter Nilsson <hp@axis.com>
2596 * config/cris/cris.c: Include df.h.
2597 (cris_address_cost): Add gcc_assert for canonicalization
2598 assumptions. For PLUS with MULT or register, correct
2599 test for register in other arm. Tweak comments.
2601 2007-10-28 Richard Guenther <rguenther@suse.de>
2603 * tree-ssa-operands.c (add_vars_for_offset): Add parameter
2604 telling if the var is to be treated as points-to location.
2605 (add_vars_for_bitmap): Pass true to add_vars_for_offset.
2606 (add_virtual_operand): Only recurse into MPTs if aliases
2609 2007-10-28 Richard Guenther <rguenther@suse.de>
2611 * tree-ssa-operands.c (add_vars_for_offset): Clean and speed up.
2612 (add_vars_for_bitmap): Do not recurse further. Only add vars
2613 for pointed-to SFTs.
2614 (add_virtual_operand): Re-instantiate loop to add operands for
2615 aliases. Recurse into MPTs.
2616 (get_indirect_ref_operands): If we fall back to use a pointers
2617 SMT, make sure to not prune based on the access offset and size.
2619 2007-10-28 Andrew Pinski <pinskia@gmail.com>
2622 * tree-outof-ssa.c (rewrite_trees): If the statement changed, cleanup
2623 the eh information on the statement.
2625 2007-10-28 Richard Guenther <rguenther@suse.de>
2627 * tree-flow.h (subvar_t): Make it a VEC.
2628 (struct subvar): Remove.
2629 (struct var_ann_d): Use VEC(tree,gc) to store subvars.
2630 * tree-flow-inline.h (get_subvar_at): Adjust iterators over
2632 * tree-into-ssa.c (mark_sym_for_renaming): Likewise.
2633 * tree-nrv.c (dest_safe_for_nrv_p): Likewise.
2634 * tree-ssa-alias.c (mark_aliases_call_clobbered): Likewise.
2635 (set_initial_properties): Likewise.
2636 (setup_pointers_and_addressables): Likewise.
2637 (new_type_alias): Likewise.
2638 (create_overlap_variables_for): Likewise.
2639 * tree-dfa.c (dump_subvars_for): Likewise.
2640 * tree-ssa-operands.c (add_vars_for_offset): Likewise.
2641 (get_expr_operands): Likewise.
2642 (add_to_addressable_set): Likewise.
2643 * tree-ssa-structalias.c (set_uids_in_ptset): Likewise.
2645 2007-10-28 Uros Bizjak <ubizjak@gmail.com>
2647 PR tree-optimization/33920
2648 * tree-if-conv.c (tree_if_conversion): Force predicate of single
2649 successor bb to true when predecessor bb has NULL predicate.
2650 (find_phi_replacement_condition): Assert that tmp_cond is non-null.
2652 2007-10-28 Richard Sandiford <rsandifo@nildram.co.uk>
2654 * config/mips/mips.md: Add combiner patterns for DImode extensions
2655 of HImode and QImode truncations. Reformat HImode <- QImode pattern
2658 2007-10-28 Richard Sandiford <rsandifo@nildram.co.uk>
2661 * config/mips/mips.c (mips_output_dwarf_dtprel): Add ATTRIBUTE_UNUSED.
2663 2007-10-28 Andreas Krebbel <krebbel1@de.ibm.com>
2665 * dce.c (delete_unmarked_insns): Just delete the RETVAL and
2666 LIBCALL notes if they are about to be moved to the same insn.
2668 2007-10-27 Richard Guenther <rguenther@suse.de>
2670 PR tree-optimization/33870
2671 * tree-ssa-operands.c (add_vars_for_offset): Reduce code
2672 duplication. Remove redundant call to access_can_touch_variable.
2673 (add_vars_for_bitmap): New helper for recursing over MPT contents.
2674 (add_virtual_operand): Use it.
2676 2007-10-26 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2679 * pa.h (ASM_PN_FORMAT): Delete define.
2681 2007-10-26 Janis Johnson <janis187@us.ibm.com>
2683 * doc/invoke.texi (Option Summary, optimizations): Remove
2684 -fbounds-check. Add -fassociative-math, -freciprocal-math,
2685 -ftree-vrp and -funit-at-a-time. Change -fno-split-wide-types to
2686 -fsplit-wide-types to match later entry. Break up a long line.
2687 (Option Summary, code gen options) Add -fno-stack-limit. Add
2688 missing @gol to the end of a line.
2689 (Optimization Options): Remove -fbounds-check, which is also
2690 documented under Code Generation Options. Remove =n from
2691 index entry for -ftree-parallelize-loops. Change -fno-cprop-registers
2692 to -fcprop-registers to match other options, and say when it is
2693 enabled rather than disabled. Remove extra index entry for
2694 -fno-cx-limited-range. Add index entries for -fstack-protector
2695 and -fstack-protector-all.
2696 (Code Gen Options): Add index entry for -ftls-model.
2698 2007-10-26 Anatoly Sokolov <aesok@post.ru>
2700 * config/avr/avr.c (avr_OS_task_function_p): Add new function.
2701 (avr_regs_to_save): Handle functions with 'OS_task' attribute.
2702 (avr_simple_epilogue, expand_prologue, avr_asm_function_end_prologue,
2703 expand_epilogue, output_movhi): Don't handle 'main' function.
2704 (avr_attribute_table): Add 'OS_task' function attribute.
2705 * config/avr/avr.h (machine_function): Remove 'is_main' field, add
2707 * config/avr/avr.md (return_from_main_epilogue): Remove insn.
2708 (return_from_epilogue, return_from_interrupt_epilogue): Don't handle
2710 * config/avr/avr.opt (minit-stack): Remove.
2712 2007-10-26 Eric Botcazou <ebotcazou@adacore.com>
2714 * tree-nested.c (get_trampoline_type): Fix thinko.
2716 2007-10-26 Douglas Gregor <doug.gregor@gmail.com>
2719 * tree.c (build_offset_type): Build canonical type based on the
2720 TYPE_MAIN_VARIANT of the base type.
2722 2007-10-26 Daniel Jacobowitz <dan@codesourcery.com>
2724 * reorg.c (emit_delay_sequence): Move insn locator from the
2725 first insn to the sequence.
2727 2007-10-26 Samuel Tardieu <sam@rfc1149.net>
2729 * ipa-pure-const.c (check_decl): Return immediately when
2730 pure_const_state has been set to IPA_NEITHER.
2732 2007-10-25 Ira Rosen <irar@il.ibm.com>
2734 PR tree-optimization/33833
2735 * tree-vect-analyze.c (vect_analyze_data_refs): Use POINTER_PLUS_EXPR
2736 and convert init to sizetype in inner_base construction.
2738 2007-10-25 Richard Guenther <rguenther@suse.de>
2740 * tree-flow.h (mem_sym_stats): Remove.
2741 (dump_mem_sym_stats_for_var): Declare.
2742 * tree-dfa.c (dump_variable): Call dump_mem_sym_stats_for_var.
2743 (mem_sym_stats): Move ...
2744 * tree-ssa-alias.c (mem_sym_stats): ... here and make it static.
2745 (mem_sym_score): Rename from ...
2746 (pscore): ... this. Remove.
2747 (dump_mem_sym_stats_for_var): New function. Dump the score, but
2748 not the frequencies.
2749 (compare_mp_info_entries): Make sort stable by disambiguating
2752 2007-10-25 Ira Rosen <irar@il.ibm.com>
2754 PR tree-optimization/33866
2755 * tree-vect-transform.c (vectorizable_store): Check operands of all
2756 the stmts in the group of strided accesses. Get def stmt type for each
2757 store in the group and pass it to vect_get_vec_def_for_stmt_copy ().
2759 2007-10-25 Uros Bizjak <ubizjak@gmail.com>
2761 * config/i386/constraints.md (Y0): Rename register constraint to Yz.
2762 (Yt): Rename register constraint to Y2.
2763 * config/i386/sse.md: Use renamed register constraints.
2764 * config/i386/mmx.md: Ditto.
2765 * config/i386/i386.md: Ditto.
2767 2007-10-25 Rask Ingemann Lambertsen <rask@sygehus.dk>
2769 * config/i386/i386.md (*dummy_extendsfdf2): Fix operand 1 constraint.
2771 2007-10-24 Chao-ying Fu <fu@mips.com>
2773 * dwarf2out.c (base_type_die): Use DW_ATE_unsigned_fixed or
2774 DW_ATE_signed_fixed to describe FIXED_POINT_TYPE.
2776 2007-10-24 Samuel Tardieu <sam@rfc1149.net>
2777 Olga Golovanevsky <olga@il.ibm.com>
2779 * ipa-struct-reorg.c (replace_field_acc): Make it clear to
2780 the compiler that wr.wrap and wr.domain are initialized in
2783 2007-10-24 Samuel Tardieu <sam@rfc1149.net>
2785 * ipa-struct-reorg.c (sum_counts): Use HOST_WIDEST_PRINT_DEC
2786 to print gcov_type values.
2788 2007-10-24 Eric B. Weddington <eweddington@cso.atmel.com>
2790 * config/avr/avr.h: Do not include progmem_section definition when
2791 building with IN_TARGET_LIBS.
2793 2007-10-24 Richard Sandiford <rsandifo@nildram.co.uk>
2796 * config/mips/mips.c (mips_lo_sum_offset): New structure.
2797 (mips_hash_base, mips_lo_sum_offset_hash, mips_lo_sum_offset_eq)
2798 (mips_lo_sum_offset_lookup, mips_record_lo_sum)
2799 (mips_orphaned_high_part_p: New functions.
2800 (mips_avoid_hazard): Don't check INSN_P here.
2801 (mips_avoid_hazards): Rename to...
2802 (mips_reorg_process_insns): ...this. Cope with
2803 !TARGET_EXPLICIT_RELOCS. Delete orphaned high-part relocations,
2804 or turn them into nops.
2805 (mips_reorg): Remove TARGET_EXPLICIT_RELOCS check from calls to
2806 dbr_schedule and mips_avoid_hazards/mips_reorg_process_insns.
2807 (mips_set_mips16_mode): Don't set flag_delayed_branch here.
2808 (mips_override_options): Set flag_delayed_branch to 0.
2810 2007-10-24 Richard Sandiford <rsandifo@nildram.co.uk>
2812 * config/mips/mips.h (MOVE_MAX): Use UNITS_PER_WORD and describe
2813 MIPS-specific implementation details.
2814 (MIPS_MAX_MOVE_BYTES_PER_LOOP_ITER): New macro.
2815 (MIPS_MAX_MOVE_BYTES_STRAIGHT): Likewise.
2816 (MOVE_RATIO): Define to MIPS_MAX_MOVE_BYTES_STRAIGHT / UNITS_PER_WORD
2817 for targets with movmemsi.
2818 (MOVE_BY_PIECES_P): Define.
2819 * config/mips/mips.c (MAX_MOVE_REGS, MAX_MOVE_BYTES): Delete.
2820 (mips_block_move_loop): Add a bytes_per_iter argument.
2821 (mips_expand_block_move): Use MIPS_MAX_MOVE_BYTES_STRAIGHT.
2822 Update call to mips_block_move_loop.
2824 2007-10-24 Michael Matz <matz@suse.de>
2827 * var-tracking.c (variable_union): Don't break after one loop
2828 iteration but only when a difference is found.
2829 (dump_variable): Also print DECL_UID.
2831 2007-10-24 Olga Golovanevsky <olga@il.ibm.com>
2833 * ipa-type-escape.h: Expose function
2834 is_array_access_through_pointer_and_index.
2836 (is_array_access_through_pointer_and_index):
2837 Add three new parameters. Add support of
2838 POINTER_PLUS_EXPR tree code.
2840 2007-10-24 Olga Golovanevsky <olga@il.ibm.com>
2842 * ipa-struct-reorg.c, ipa-struct-reorg.h: New files.
2843 * tree-pass.h: Add pass_ipa_struct_reorg.
2844 * common.opt: Add ipa-struct-reorg flag.
2845 * Makefile.in: Add ipa-strcut-reorg.o compilation.
2846 * passes.c: Add pass pass_ipa_struct_reorg.
2847 * params.h: Add STRUCT_REORG_COLD_STRUCT_RATIO.
2848 * params.def: Add PARAM_STRUCT_REORG_COLD_STRUCT_RATIO.
2850 2007-10-24 Ira Rosen <irar@il.ibm.com>
2852 PR tree-optimization/33804
2853 * tree-vect-transform.c (vectorizable_operation): Remove the
2854 checks that the vectorization is worthwhile from the transformation
2857 2007-10-24 Ira Rosen <irar@il.ibm.com>
2859 * tree-vect-analyze.c (vect_build_slp_tree): Return false if
2860 vectype cannot be determined for the scalar type.
2861 (vect_analyze_slp_instance): Likewise.
2862 * tree-vect-transform.c (vect_model_reduction_cost): Change the
2863 return type to bool. Return false if vectype cannot be determined
2864 for the scalar type.
2865 (vect_get_constant_vectors): Return false if vectype cannot be
2866 determined for the scalar type.
2867 (get_initial_def_for_induction, vect_get_vec_def_for_operand,
2868 get_initial_def_for_reduction, vect_create_epilog_for_reduction,
2869 vectorizable_reduction): Likewise.
2871 2007-10-23 Craig Rodrigues <rodrigc@gcc.gnu.org>
2873 * config.gcc: For a FreeBSD target, parse the value of ${target}
2874 to determine the value of FBSD_MAJOR, instead of adding an
2875 explicit check for every possible FreeBSD major version.
2877 2007-10-23 Uros Bizjak <ubizjak@gmail.com>
2879 PR rtl-optimization/33846
2880 * combine.c (simplify_shift_const_1) [NOT]: Skip vector modes.
2882 2007-10-23 Dorit Nuzman <dorit@il.ibm.com>
2884 PR tree-optimization/33860
2885 * tree-vect-transform.c (vect_analyze_data_ref_access): Don't allow
2886 interleaved accesses in case the dr is inside the inner-loop during
2887 outer-loop vectorization.
2889 2007-10-23 Eric Botcazou <ebotcazou@libertysurf.fr>
2891 * doc/rtl.texi (Flags): Fix MEM_SCALAR_P entry.
2892 Document MEM_POINTER. Replace mentions of "integrated"
2893 field with "return_val". Delete outdated stuff.
2895 2007-10-23 David Edelsohn <edelsohn@gnu.org>
2897 * config/rs6000/rs6000.c (rs6000_override_options): Set
2898 rs6000_altivec_abi on AIX.
2899 (conditional_register_usage): Set VR20:31 fixed on AIX.
2901 2007-10-23 Richard Guenther <rguenther@suse.de>
2903 * alias.c (get_alias_set): For INDIRECT_REFs, deal with
2906 2007-10-22 Seongbae Park <seongbae.park@gmail.com>
2907 David S. Miller <davem@davemloft.net>
2909 * df-scan.c (df_get_call_refs): Mark global registers as both a
2910 DF_REF_REG_USE and a non-clobber DF_REF_REG_DEF.
2912 2007-10-22 Dorit Nuzman <dorit@il.ibm.com>
2914 PR tree-optimization/33834
2915 PR tree-optimization/33835
2916 * tree-vect-analyze.c (vect_analyze_operations): RELEVANT and LIVE
2917 stmts need to be checked for success seperately.
2918 * tree-vect-transform.c (vectorizable_call, vectorizable_conversion):
2919 Remove the check that stmt is not LIVE.
2920 (vectorizable_assignment, vectorizable_induction): Likewise.
2921 (vectorizable_operation, vectorizable_type_demotion): Likewise.
2922 (vectorizable_type_promotion, vectorizable_load, vectorizable_store):
2924 (vectorizable_live_operation): Check that op is not NULL.
2926 2007-10-22 Janis Johnson <janis187@us.ibm.com>
2928 * doc/invoke.texi (Optimization Options): In the summary, show
2929 that the value for options -falign-jumps, -falign-labels,
2930 -falign-loops, -falign-functions, -fsched-stalled-insns, and
2931 -fsched-stalled-insns-dep is optional. In the summary, show that
2932 -fsched-stalled-insns takes an optional argument and that
2933 -fparallelize-loops takes an argument. Add opindex for several
2934 optimization options, and fix typos in the opindex commands for
2935 several others. In the descriptions for -fsched-stalled-insns
2936 and -fsched-stalled-insns-dep, show the options with and without
2939 2007-10-22 Eric B. Weddington <eweddington@cso.atmel.com>
2941 * config/avr/avr.c (avr_mcu_types): Remove ATmega603 which was never
2943 * config/avr/avr.h (LINK_SPEC): Likewise.
2944 (CRT_BINUTILS_SPECS): Likewsie.
2945 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
2947 2007-10-22 Eric Botcazou <ebotcazou@libertysurf.fr>
2949 PR rtl-optimization/33644
2950 * cfgcleanup.c: Do not include dce.h.
2951 * cfgrtl.c (delete_insn_chain_and_edges): Resurrect.
2952 * combine.c (distribute_notes): Delete REG_LIBCALL_ID case.
2953 * dce.c (something_changed): Delete.
2954 (libcall_dead_p): New predicate.
2955 (delete_unmarked_insns): Use it to delete dead libcalls.
2956 Deal with REG_LIBCALL and REG_RETVAL notes.
2957 (prescan_libcall_for_dce): New function.
2958 (prescan_insns_for_dce): Use it to deal with libcalls.
2959 (mark_reg_dependencies): Do nothing special for libcalls.
2960 (dce_process_block): Likewise.
2961 (fast_dce): Delete unused local variable.
2962 (run_fast_dce): Do not return a value.
2963 * dce.h (struct df): Delete.
2964 (run_fast_dce): Adjust prototype.
2965 * optabs.c (libcall_id): Delete.
2966 (maybe_encapsulate_block): Do not emit REG_LIBCALL_ID notes.
2967 (emit_no_conflict_block): Do not look for REG_LIBCALL_ID notes.
2968 * reload1.c (reload): Delete REG_LIBCALL_ID case.
2969 * rtl.h (delete_insn_chain_and_edges): Resurrect prototype.
2970 * see.c (see_update_relevancy): Look for REG_LIBCALL and REG_RETVAL
2971 notes instead of REG_LIBCALL_ID notes.
2972 * reg-notes.def (LIBCALL_ID): Delete.
2973 * Makefile.in (see.o): Add dce.h dependency.
2974 (cfgcleanup.o): Remove dce.h dependency.
2976 2007-10-22 Michael Matz <matz@suse.de>
2978 PR tree-optimization/33855
2979 * tree-ssa-phiopt.c (cond_store_replacement): Handle COMPLEX_TYPE
2982 2007-10-22 Ira Rosen <irar@il.ibm.com>
2984 PR tree-optimization/33854
2985 * tree-vect-analyze.c (vect_determine_vectorization_factor): Add
2986 FLOAT_EXPR to the list of promotion operations.
2988 2007-10-22 Rask Ingemann Lambertsen <rask@sygehus.dk>
2992 * config/i386/i386.c (output_pic_addr_const): Support Intel asm syntax.
2993 (print_reg): Print register prefix only with AT&T asm syntax.
2994 Support pc_rtx for RIP register.
2995 (print_operand_address): Use print_reg()'s pc_rtx support for RIP
2996 relative addressing. Always print segment register prefix with AT&T
2997 asm syntax and never with Intel asm syntax.
2998 (print_operand): Suppress 'XXX PTR' prefix for BLKmode operands.
2999 Fix prefix for 16-byte XFmode operands.
3000 (output_addr_const_extra): Support Intel asm syntax.
3001 (x86_file_start): Don't use register prefix with Intel asm syntax.
3002 * config/i386/i386.md ("*zero_extendqihi2_movzbl"): Fix typo.
3003 ("return_internal_long"): Fix Intel asm syntax output.
3004 ("set_got_rex64"): Support Intel asm syntax.
3005 ("set_rip_rex64"): Likewise.
3006 ("set_got_offset_rex64"): Likewise.
3007 ("*sibcall_1_rex64_v"): Print register prefix only with AT&T asm
3009 ("*tls_global_dynamic_64"): Likewise.
3010 ("*tls_local_dynamic_base_64"): Likewise.
3011 ("*load_tp_si")("*load_tp_di"): Likewise.
3012 ("*add_tp_si")("*add_tp_di"): Likewise.
3013 ("*tls_dynamic_lea_64"): Likewise.
3014 ("*sibcall_value_1_rex64_v"): Likewise.
3015 ("stack_tls_protect_set_si"): Likewise.
3016 ("stack_tls_protect_set_di"): Likewise.
3017 ("stack_tls_protect_test_si"): Likewise.
3018 ("stack_tls_protect_test_di"): Likewise.
3019 * config/i386/mmx.md ("*mov<mode>_internal_rex64"): Fix Intel asm
3021 ("*movv2sf_internal_rex64"): Likewise.
3022 * config/i386/cpuid.h (__cpuid): Support Intel asm syntax.
3023 (__get_cpuid_max): Likewise.
3025 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
3027 * config/mips/mips-protos.h (mips_regno_mode_ok_for_base_p): Give
3028 the STRICT_P argument type "bool" rather than "int".
3029 (mips_legitimate_address_p): Likewise.
3030 (fp_register_operand, lo_operand): Delete.
3031 (mips_subword): Give the HIGH_P argument type "bool" rather than "int".
3032 (mips_emit_scc): Rename to...
3033 (mips_expand_scc): ...this.
3034 (gen_conditional_branch): Rename to...
3035 (mips_expand_conditional_branch): ...this.
3036 (gen_conditional_move): Rename to...
3037 (mips_expand_conditional_move): ...this.
3038 (mips_gen_conditional_trap): Rename to...
3039 (mips_expand_conditional_trap): ...this and take an rtx code instead
3040 of an operands array.
3041 (mips_expand_call): Give the SIBCALL_P argument type "bool"
3043 (mips_emit_fcc_reload): Rename to...
3044 (mips_expand_fcc_reload): ...this.
3045 (init_cumulative_args): Rename to...
3046 (mips_init_cumulative_args): ...this and remove the libname argument.
3047 (function_arg_advance): Rename to...
3048 (mips_function_arg_advance): ...this.
3049 (function_arg): Rename to...
3050 (mips_function_arg): ...this and use "rtx" instead of
3052 (function_arg_boundary): Rename to...
3053 (mips_function_arg_boundary): ...this.
3054 (mips_expand_unaligned_load): Rename to...
3055 (mips_expand_ext_as_unaligned_load): ...this and give the WIDTH
3056 and BITPOS arguments type "HOST_WIDE_INT".
3057 (mips_expand_unaligned_store): Rename to...
3058 (mips_expand_ins_as_unaligned_store): ...this and give the WIDTH
3059 and BITPOS arguments type "HOST_WIDE_INT".
3060 (override_options): Rename to...
3061 (mips_override_options): ...this.
3062 (print_operand): Rename to...
3063 (mips_print_operand): ...this.
3064 (print_operand_address): Rename to...
3065 (mips_print_operand_address): ...this.
3066 (mips_output_ascii): Remove the PREFIX argument.
3067 (mips_expand_epilogue): Give the SIBCALL_P argument type "bool"
3069 (mips_can_use_return_insn): Return a "bool" rather than an "int".
3070 (mips_function_value): Remove the FUNC argument. Use "rtx" instead
3071 of "struct rtx_def *".
3072 (mips_secondary_reload_class): Give the IN_P argument type "bool"
3074 (build_mips16_call_stub): Delete.
3075 (mips_store_data_bypass_p): Return a "bool" rather than an "int".
3076 (mips_use_ins_ext_p): Give the second and third arguments type
3077 "HOST_WIDE_INT" rather than "rtx".
3078 * config/mips/mips.h: Update after the above changes. Tweak comments
3080 (SECONDARY_INPUT_RELOAD_CLASS): Pass a boolean IN_P argument.
3081 (SECONDARY_OUTPUT_RELOAD_CLASS): Likewise.
3082 (mips_print_operand_punct, mips_hard_regno_mode_ok): Change the
3083 element type from "char" to "bool".
3084 (mips_section_threshold, sym_lineno, set_noat, mips_branch_likely)
3085 (mips_cpu_info_table): Delete.
3086 * config/mips/mips.md: Update after the above changes. Tweak some
3088 * config/mips/mips-ps-3d.md: Likewise.
3089 * config/mips/mips.c: Tweak comments and formatting.
3090 Use NULL-like macros rather than 0 in various places.
3091 (mips_section_threshold): Rename to...
3092 (mips_small_data_threshold): ...this and give it an unsigned type.
3093 (num_source_filenames): Remove explicit initialization.
3094 (sdb_label_count): Likewise.
3095 (sym_lineno): Delete.
3096 (set_noat): Make static.
3097 (mips_branch_likely): Likewise, and give it type "bool".
3098 (mips_isa_info): Rename to...
3099 (mips_isa_option_info): ...this.
3100 (mips_flag_delayed_branch): Rename to...
3101 (mips_base_delayed_branch): ...this.
3102 (mips_split_addresses): Delete.
3103 (mips_print_operand_punct, mips_hard_regno_mode_ok): Change the
3104 element type from "char" to "bool".
3105 (mips_regno_to_class): Add an explicit array size.
3106 (mips16_flipper): Change from type "int" to type "bool".
3107 (mips_comp_type_attributes): Remove redundant FUNCTION_TYPE check.
3108 (mips_tls_operand_p): Rename to...
3109 (mips_tls_symbol_p): ...this.
3110 (mips_global_symbol_p): Remove redundant "const".
3111 (mips_offset_within_alignment_p): Simplify.
3112 (mips_regno_mode_ok_for_base_p): Change the name of the last argument
3113 to STRICT_P and give it type bool.
3114 (mips_valid_base_register_p): Likewise.
3115 (mips_classify_address): Likewise.
3116 (mips_legitimate_address_p): Likewise.
3117 (mips16_unextended_reference_p): Take the offset as an
3118 "unsigned HOST_WIDE_INT" rather than an "rtx". Simplify.
3119 (mips_const_insns): Use IN_RANGE.
3120 (mips_force_temporary): Remove an unnecessary copy_rtx.
3121 (mips16_gp_pseudo_reg): Simplify.
3122 (mips_split_symbol): Remove an unnecessary copy_rtx.
3123 (mips_legitimize_tls_address): Only create registers if we need them.
3124 (mips_legitimize_address): Use mips_split_plus.
3125 (mips_move_integer): Swap DEST and TEMP arguments. Rename local
3126 variable COST to NUM_OPS.
3127 (mips_legitimize_move): Use gen_lowpart.
3128 (mips_rewrite_small_data): Rename the OP parameter to PATTERN.
3129 (m16_check_op): Use IN_RANGE.
3130 (mips_subword): Give the HIGH_P argument type "bool" rather than "int".
3131 (mips_split_doubleword_move): Pass booleans to mips_subword.
3132 (mips_output_move): Store the mode in a local variable.
3133 Explicitly assert that this function does not deal with
3134 MFLO and MFHI. Use SMALL_OPERAND_UNSIGNED. Make order of
3135 cases more consistent.
3136 (mips_relational_operand_ok_p): Rename to...
3137 (mips_int_order_operand_ok_p): ...this.
3138 (mips_canonicalize_comparison): Rename to...
3139 (mips_canonicalize_int_order_test): ...this.
3140 (mips_emit_int_relational): Rename to...
3141 (mips_emit_int_order_test): ...this. Store the mode in a local
3143 (mips_reverse_fp_cond_p): Rename to...
3144 (mips_reversed_fp_cond): ...this.
3145 (mips_emit_compare): Make the order of the statements more consistent.
3146 (mips_emit_scc): Rename to...
3147 (mips_expand_scc): ...this.
3148 (gen_conditional_branch): Rename to...
3149 (mips_expand_conditional_branch): ...this.
3150 (gen_conditional_move): Rename to...
3151 (mips_expand_conditional_move): ...this. Build the condition
3152 separately from the main pattern.
3153 (mips_gen_conditional_trap): Rename to...
3154 (mips_expand_conditional_trap): ...this and take an rtx code instead
3155 of an operands array. Simplify.
3156 (init_cumulative_args): Rename to...
3157 (mips_init_cumulative_args): ...this. Use memset rather than a
3158 copy from a zeroed static. Use prototype_p and stdarg_p.
3159 (mips_arg_info): Rename to...
3160 (mips_get_arg_info): ...this and put the INFO argument first.
3161 (function_arg): Rename to...
3162 (mips_function_arg): ...this and use "rtx" instead of
3163 "struct rtx_def *". Only split structures into chunks if
3164 TARGET_HARD_FLOAT, rather than checking !TARGET_SOFT_FLOAT on
3165 a chunk-by-chunk basis. Use SCALAR_FLOAT_TYPE_P instead of a
3166 comparison with REAL_TYPE. Rename local variable REG to REGNO
3167 and make it unsigned.
3168 (function_arg_advance): Rename to...
3169 (mips_function_arg_advance): ...this.
3170 (function_arg_boundary): Rename to...
3171 (mips_function_arg_boundary): ...this.
3172 (mips_pad_arg_upward): Use SCALAR_INT_MODE_P instead of a comparison
3174 (mips_fpr_return_fields): Use SCALAR_FLOAT_TYPE_P instead of a
3175 comparison with REAL_TYPE.
3176 (mips_function_value): Remove the FUNC argument. Rename local
3177 variable UNSIGNEDP to UNSIGNED_P.
3178 (mips_return_in_memory): Use IN_RANGE.
3179 (mips_setup_incoming_varargs): Pass a boolean rather than an int
3180 to FUNCTION_ARG_ADVANCE.
3181 (mips_gimplify_va_arg_expr): Rename local variable INDIRECT
3182 to INDIRECT_P. Remove a redundant mips_abi check. Only calculate
3183 SIZE and RSIZE if needed.
3184 (mips16_stub): Rename FPRET to FP_RET_P and give it type "bool"
3186 (build_mips16_function_stub): Rename to...
3187 (mips16_build_function_stub): ...this.
3188 (build_mips16_call_stub): Rename to...
3189 (mips16_build_call_stub): ...this. Make static, and return a
3190 "bool" rather than an "int". Rename the ARG_SIZE argument to
3191 ARGS_SIZE. Rename the local variable FPRET to FP_RET_P and give
3192 it type "bool". Use "jr" rather than "j". Use XNEW. Simplify.
3193 (mips_load_call_address): Give the SIBCALL_P argument type "bool"
3195 (mips_expand_call): Likewise. Assert that MIPS16 calls via stubs
3196 are not sibling ones.
3197 (mips_emit_fcc_reload): Rename to...
3198 (mips_expand_fcc_reload): ...this.
3199 (mips_get_unaligned_mem): Give the WIDTH and BITPOS arguments type
3201 (mips_expand_unaligned_load): Rename to...
3202 (mips_expand_ext_as_unaligned_load): ...this and give the WIDTH
3203 and BITPOS arguments type "HOST_WIDE_INT". Remove redundant
3205 (mips_expand_unaligned_store): Rename to...
3206 (mips_expand_ins_as_unaligned_store): ...this and give the WIDTH
3207 and BITPOS arguments type "HOST_WIDE_INT".
3208 (mips_use_ins_ext_p): Rename second and third arguments to WIDTH
3209 and BITPOS and give them type "HOST_WIDE_INT" rather than "rtx".
3211 (mips_init_split_addresses): Replace with...
3212 (mips_split_addresses_p): ...this new function.
3213 (mips_init_relocs): Check mips_split_addresses_p () rather than
3214 mips_split_addresses. Always initialize mips_split_p with booleans.
3215 (print_operand_reloc): Rename to...
3216 (mips_print_operand_reloc): ...this. Use a gcc_assert rather than
3218 (print_operand): Rename to...
3219 (mips_print_operand): ...this.
3220 (print_operand_address): Rename to...
3221 (mips_print_operand_address): ...this. Use GP_REG_FIRST.
3222 (mips_in_small_data_p): Simplify.
3223 (mips_output_ascii): Remove the PREFIX argument and "register"
3224 keywords. Use the STRING parameter directly and cast to
3226 (mips16e_collect_argument_save_p): Use IN_RANGE.
3227 (mips_function_has_gp_insn): Simplify.
3228 (mips_set_return_address): Use BITSET_P.
3229 (mips_restore_gp): Use a separate statement to pick the base
3231 (mips_output_function_prologue): Use a local FRAME variable.
3232 (mips_save_reg): Pass booleans to mips_subword.
3233 (mips_expand_prologue): Use a local FRAME variable. Use
3234 cprestore_size to detect when .cprestore is needed.
3235 (mips_restore_reg): Use GP_REG_FIRST.
3236 (mips_expand_epilogue): Give the SIBCALL_P argument type "bool"
3237 rather than "int". Use local FRAME and REGNO variables.
3238 (mips_can_use_return_insn): Return a "bool" rather than an "int".
3239 (mips_secondary_reload_class): Give the IN_P argument type "bool"
3241 (mips_linked_madd_p): Rename arguments to OUT_INSN and IN_INSN.
3242 (mips_store_data_bypass_p): Return a "bool" rather than an "int".
3243 (vr4130_swap_insns_p): Rename local variables to DEP1_P and DEP2_P.
3244 (mips_74k_agen_init): Assume INSN satisfies USEFUL_INSN_P.
3245 (mips_variable_issue): Do nothing unless INSN satisfies USEFUL_INSN_P.
3246 (builtin_description): Rename to...
3247 (mips_builtin_description): ...this.
3248 (mips_bdesc): Rename to...
3249 (mips_ps_bdesc): ...this.
3250 (sb1_bdesc): Rename to...
3251 (mips_sb1_bdesc): ...this.
3252 (dsp_bdesc): Rename to...
3253 (mips_dsp_bdesc): ...this.
3254 (dsp_32only_bdesc): Rename to...
3255 (mips_dsp_32only_bdesc): ...this.
3256 (bdesc_map): Rename to...
3257 (mips_bdesc_map): ...this.
3258 (bdesc_arrays): Rename to...
3259 (mips_bdesc_arrays): ...this.
3260 (mips_prepare_builtin_arg): Rename OP to OPNO and ARGNUM to ARGNO.
3261 Tweak error message.
3262 (mips_expand_builtin_direct): Rename HAS_TARGET to HAS_TARGET_P.
3263 Rename local variables I and J to OPNO and ARGNO respectively.
3264 Assert that the number of arguments is no more than the number of
3266 (mips_expand_builtin_compare): Use an array of arguments rather
3267 than an array of operands. Assert that the number of operands is
3269 (add_constant): Rename to...
3270 (mips16_add_constant): ...this. Use XNEW.
3271 (dump_constants_1): Rename to...
3272 (mips16_emit_constants_1): ...this. Use ALL_SCALAR_FIXED_POINT_MODE_P.
3273 (dump_constants): Rename to...
3274 (mips16_emit_constants): ...this.
3275 (mips_sim_wait_reg, mips_sim_record_set): Use END_REGNO.
3276 (mips_set_mips16_mode): Don't call mips_init_split_addresses.
3277 Assign mips16_p to was_mips16_p.
3278 (mips_parse_cpu): Tweak warning message.
3279 (override_options): Rename to...
3280 (mips_override_options): ...this. Move the mips_cost initialization
3281 out of the "shared with GAS" block. Quote option names in error
3283 (mips_conditional_register_usage): Make local variable REGNO unsigned.
3284 (mips_order_regs_for_local_alloc): Remove register keyword.
3286 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
3288 * system.h (IN_RANGE): Cast each argument individually.
3290 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
3292 * config/mips/mips.c (mips_set_mips16_mode) Say sorry for hard-float
3293 MIPS16 code unless using o32 or o64.
3295 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
3297 * config/mips/mips.c (mips_cannot_change_mode_class): Don't check
3298 for modes smaller than 4 bytes.
3299 * config/mips/mips.md (*movhi_internal, *movqi_internal): Remove
3302 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
3304 * config/mips/mips-protos.h (mips_output_aligned_bss): Delete.
3305 * config/mips/linux.h (BSS_SECTION_ASM_OP): Delete.
3306 (ASM_OUTPUT_ALIGNED_BSS): Delete.
3307 * config/mips/mips.c (mips_output_aligned_bss): Delete.
3309 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
3311 * config/mips/mips.c (mips_function_ok_for_sibcall): Only forbid
3312 sibling calls to "mips16" functions if the function satisfies
3313 const_call_insn_operand.
3315 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
3317 * config/mips/mips.c (mips_va_start): Fix types in calls
3320 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
3322 * config/mips/mips.c (mips_rtx_costs): Only recognize reciprocals
3325 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
3327 * config/mips/mips.h (ISA_HAS_LDC1_SDC1): New macro.
3328 * config/mips/mips.c (mips_split_64bit_move_p): Use ISA_HAS_LDC1_SDC1
3329 instead of checking mips_isa.
3331 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
3333 * doc/invoke.texi (-mpaired-single): Don't say that the option
3334 requires 64-bit code.
3335 * config/mips/mips-protos.h (mips_modes_tieable_p): Declare.
3336 * config/mips/mips.h (ISA_HAS_PAIRED_SINGLE): New macro.
3337 (ISA_HAS_NMADD_NMSUB): Add a mode argument. Return true for
3338 V2SF if ISA_MIPS32R2.
3339 (MODES_TIEABLE_P): Use mips_modes_tieable_p.
3340 * config/mips/mips.c (mips_rtx_costs): Pass a mode argument
3341 to ISA_HAS_NMADD_NMSUB.
3342 (mips_split_doubleword_move): Handle V2SF.
3343 (mips_modes_tieable_p): New function.
3344 (override_options): Report a warning rather than an error when
3345 -mpaired-single is used on ISAs that don't support it; use
3346 ISA_HAS_PAIRED_SINGLE to check that case.
3347 * config/mips/mips.md (MOVE64): New mode iterator. Replace DI
3348 and DF move splitters with a single MOVE64 splitter, thereby adding
3349 a V2SF splitter too.
3350 (SPLITF): Add TARGET_DOUBLE_FLOAT conditions to DI and DF.
3351 Add a TARGET_FLOAT64 condition to TF. Add V2SF to the iterator.
3352 (HALFMODE): Add V2SF.
3353 (*nmadd<mode>, *nmadd<mode>_fastmath, *nmsub<mode>)
3354 (*nmsub<mode>_fastmath): Add a mode argument to ISA_HAS_NMADD_NMSUB.
3355 (movv2sf_hardfloat_64bit): Tweak ordering of conditions.
3356 (movv2sf_hardfloat_32bit): New pattern.
3357 (load_low<mode>, load_high<mode>, store_word<mode>): Remove
3358 TARGET_DOUBLE_FLOAT conditions.
3360 2007-10-20 Jakub Jelinek <jakub@redhat.com>
3362 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Point
3363 saved CR2 offset to low 32 bits of regs->ccr rather than the whole
3364 64-bit register in 64-bit libgcc.
3366 2007-10-20 Eric B. Weddington <eweddington@cso.atmel.com>
3368 * config/avr/avr.c (avr_mcu_types): Add at90pwm2b, at90pwm3b.
3369 * config/avr/avr.h (LINK_SPEC): Likewise.
3370 (CRT_BINUTILS_SPECS): Likewsie.
3371 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
3373 2007-10-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3375 * doc/invoke.texi (Warning Options): Move -w, -Werror, -Werror=
3376 and -Wfatal-errors together.
3378 2007-10-20 Alan Modra <amodra@bigpond.net.au>
3381 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Revert 2007-05-16
3382 change for vrsave, ie restore after frame pop.
3384 2007-10-19 David S. Miller <davem@davemloft.net>
3386 * config/sparc/niagara2.md: Fix copyright notice.
3388 2007-10-19 Sebastian Pop <sebastian.pop@amd.com>
3390 PR tree-optimization/23820
3391 PR tree-optimization/24309
3392 PR tree-optimization/33766
3393 * testsuite/gcc.dg/tree-ssa/pr23820.c: New.
3394 * testsuite/gcc.dg/tree-ssa/pr24309.c: New.
3395 * testsuite/gcc.dg/tree-ssa/pr33766.c: New.
3396 * testsuite/gcc.dg/tree-ssa/ltrans-3.c: XFAILed.
3397 * tree-loop-linear.c (perfect_loop_nest_depth): New.
3398 (linear_transform_loops): Use perfect_loop_nest_depth.
3399 * lambda-code.c (perfect_nest_p): Outer loops in perfect nests
3400 should have a single condition: their exit.
3402 2007-10-19 Richard Guenther <rguenther@suse.de>
3406 * stor-layout.c (layout_type): Assert that aggregates do not
3407 have their alias sets set.
3408 * alias.c (get_alias_set): Return alias set zero for incomplete
3409 types, return the alias set of the element for incomplete array
3410 types, but do not remember these.
3412 2007-10-19 Richard Guenther <rguenther@suse.de>
3415 2007-10-19 Richard Guenther <rguenther@suse.de>
3418 * tree.c (build_array_type): Do not re-layout unbound array
3421 2007-10-19 Richard Guenther <rguenther@suse.de>
3424 * tree.c (build_array_type): Do not re-layout unbound array types.
3426 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
3428 * config/mips/mips.c (mips_canonicalize_comparison): Check
3429 mips_relational_operand_ok_p before trying to rewrite the test.
3430 Only calculate PLUS_ONE if needed.
3431 (mips_emit_int_relational): Don't call mips_relational_operand_ok_p
3434 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
3436 * config/mips/mips.c (mips16e_build_save_restore): Fix *OFFSET_PTR
3439 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
3441 * config/mips/mips.c (mips_call_tls_get_addr): Don't claim that
3442 the call uses the incoming value of $2.
3444 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
3446 * config/mips/mips.c (mips_call_tls_get_addr): Use gen_const_mem
3447 rather then gen_rtx_MEM.
3448 (mips_setup_incoming_varargs): Use gen_frame_mem rather than
3450 (mips_set_return_address): Likewise.
3451 (mips_restore_gp): Likewise.
3453 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
3455 * config/mips/mips.c (gpr_mode): Delete.
3456 (mips16e_build_save_restore): Use word_mode and UNITS_PER_WORD
3457 instead of gpr_mode.
3458 (mips_for_each_saved_reg): Likewise.
3459 (mips_expand_prologue, mips_expand_epilogue): Likewise.
3460 (override_options): Don't initialize gpr_mode.
3461 * config/mips/mips.md (eh_return): Use word_mode instead of gpr_mode.
3463 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
3465 * config/mips/mips.c (mips_hard_regno_nregs): Put the UNITS_PER_WORD
3467 (mips_class_max_nregs): Calculate the smallest consituent register
3468 size and use that to determine an upper bound on the number of
3471 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
3473 * config/mips/mips.c (mips16_copy_fpr_return_value): New function,
3475 (mips_expand_epilogue): ...here.
3476 (mips_mdebug_abi_name): New function, split out from...
3477 (mips_file_start): ...here.
3478 (mips_hard_regno_mode_ok_p): New function, split out from...
3479 (override_options): ...here.
3480 (mips_expand_builtin_1): New function, split out from...
3481 (mips_expand_buitin): ...here. Abort if we don't recognize
3484 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
3486 * config/mips/mips.c (build_mips16_function_stub): Load the
3487 target address into $1 before transfering the arguments.
3488 Don't use ".set noreorder".
3489 (build_mips16_call_stub): Likewise.
3491 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
3493 * config/mips/mips.c (mips_output_32bit_xfer): New function.
3494 (mips_output_64bit_xfer): Likewise.
3495 (mips16_fp_args): Rename to...
3496 (mips_output_args_xfer): ...this and replace the FROM_FP_P argument
3497 with a DIRECTION argument. Use mips_output_32bit_xfer and
3498 mips_output_64bit_xfer.
3499 (build_mips16_function_stub): Update accordingly.
3500 (mips16_fpret_double): Delete.
3501 (build_mips16_call_stub): Update after above changes.
3502 Use mips_output_32bit_xfer. Use mips_output_64bit_xfer instead
3503 of mips16_fpret_double. Use GP_REG_RETURN.
3505 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
3507 * config/mips/mips.c (mips16_fp_args): Remove the FILE argument and
3508 use asm_out_file instead.
3509 (build_mips16_function_stub): Likewise.
3510 (build_mips16_call_stub, mips_output_function_prologue): Update
3513 2007-10-18 David S. Miller <davem@davemloft.net>
3515 Add Niagara-2 support.
3516 * doc/invoke.texi: Document -m{cpu,tune}=niagara2.
3517 * config.gcc: Add niagara2 to cpu and tune lists for sparc.
3518 * config/sparc/sparc.md (sparc_cpu_attr): Add niagara2.
3519 (include): Add inclusion of niagara2.md
3520 * config/sparc/sparc.c (niagara2_costs): New.
3521 (sparc_override_options): Add niagara2 entry to cpu_default[]
3522 and cpu_table[]. Set align_functions to 32 on Niagara2. Use
3523 niagara2_costs when PROCESSOR_NIAGARA2. Handle Niagara2 for
3524 PARAM_SIMULTANEOUS_PREFETCHES and PARAM_L1_CACHE_LINE_SIZE.
3525 (sparc_initialize_trampoline): Handle niagara2 like niagara.
3526 (sparc64_initialize_trampoline): Likewise.
3527 (sparc_use_sched_lookahead): Likewise.
3528 (sparc_issue_rate): Likewise.
3529 * config/sparc/sol2-bi.h: Handle TARGET_CPU_niagara2 and
3531 * config/sparc/sparc.h (TARGET_CPU_niagara2): Define.
3532 ({CPP,ASM}_CPU64_DEFAULT_SPEC): Set appropriately for
3533 TARGET_CPU_niagara2.
3534 (PROCESSOR_NIAGARA2): New.
3535 (REGISTER_MOVE_COST): Handle PROCESSOR_NIAGARA2.
3536 (BRANCH_COST): Likewise.
3537 * config/sparc/linux64.h: Handle TARGET_CPU_niagara2.
3538 * config/sparc/sol2.h: Likewise.
3539 * config/sparc/niagara2.md: New file.
3541 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
3543 * config/mips/mips.c (mips_frame_info): Remove gp_reg_size and
3545 (mips_compute_frame_info): Remove associated code.
3546 (mips16e_build_save_restore): Check num_fp instead of fp_reg_size.
3548 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
3550 * config/mips/mips-protos.h (compute_frame_size): Delete.
3551 * config/mips/mips.h: Update comments.
3552 * config/mips/mips.c (mips_frame_info): Remove initialized.
3553 (compute_frame_size): Rename to...
3554 (mips_compute_frame_info): ...this and make static. Remove the
3555 SIZE argument and return no value. Remove the setting of initialized.
3556 Update rest of file accordingly.
3557 (mips_set_return_address): Don't call compute_frame_size.
3558 (mips_can_use_return_insn): Don't check df_regs_ever_live_p (31).
3559 Don't call compute_frame_size.
3561 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
3563 * config/mips/mips-protos.h (mips_frame_pointer_required): Declare.
3564 * config/mips/mips.h (FRAME_POINTER_REQUIRED): Use
3565 mips_hard_frame_pointer_required.
3566 (CAN_ELIMINATE): Rely on FRAME_POINTER_REQUIRED to check for
3567 large MIPS16 frames.
3568 * config/mips/mips.c (mips_frame_pointer_required): New function.
3570 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
3572 * config/mips/mips.c (mips_frame_info): Add arg_pointer_offset
3573 and hard_frame_pointer_offset.
3574 (mips_debugger_offset): Use hard_frame_pointer_offset.
3575 (mips16e_collect_argument_save_p): Likewise.
3576 (compute_frame_size): Initialize arg_pointer_offset and
3577 hard_frame_pointer_offset.
3578 (mips_initial_elimination_offset): Use them.
3579 (mips_output_function_prologue): Use hard_frame_pointer_offset.
3580 (mips_expand_prologue, mips_expand_epilogue): Likewise.
3582 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
3584 * config/mips/mips.h (STARTING_FRAME_OFFSET): Remove rtl
3586 * config/mips/mips.c (mips_frame_info): Give num_gp and num_fp type
3587 "unsigned int" rather than "int" and put them with the other
3588 register-related fields. Put expanded comments above fields
3589 rather than to their right.
3590 (mips16e_mask_registers): Replace the GP_REG_SIZE_PTR argument
3591 with a NUM_REGS_PTR argument.
3592 (mips16e_save_restore_pattern_p): Update accordingly.
3593 (compute_frame_size): Clarify frame diagram. Rewrite.
3595 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
3597 * config/mips/mips-ftypes.def: New file.
3598 * config/mips/mips.c (MIPS_FTYPE_NAME1, MIPS_FTYPE_NAME2)
3599 (MIPS_FTYPE_NAME3, MIPS_FTYPE_NAME4): New macros.
3600 (mips_function_type): Redefine using mips-ftypes.def.
3601 (dsp_bdesc): Use POINTER rather than PTR in the MIPS_*_FTYPE_* names.
3602 (mips_builtin_vector_type): New function.
3603 (MIPS_ATYPE_VOID, MIPS_ATYPE_INT, MIPS_ATYPE_POINTER, MIPS_ATYPE_SI)
3604 (MIPS_ATYPE_USI, MIPS_ATYPE_DI, MIPS_ATYPE_SF, MIPS_ATYPE_DF)
3605 (MIPS_ATYPE_V2SF, MIPS_ATYPE_V2HI, MIPS_ATYPE_V4QI, MIPS_FTYPE_ATYPES1)
3606 (MIPS_FTYPE_ATYPES2, MIPS_FTYPE_ATYPES3, MIPS_FTYPE_ATYPES4): New
3608 (mips_build_function_type): New function.
3609 (mips_init_builtins): Use it to create types lazily.
3611 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
3613 * config/mips/mips.h (set_volatile): Delete.
3614 * config/mips/mips.c (set_volatile): Delete.
3615 (mips_print_operand_punctuation): New function, split out from
3616 print_operand. Remove '%{', '%}', '%~', '%&' and '%!'.
3617 Use the same character ordering in the code and the comments.
3618 Use a recursive call to handle '*'. Abort on unknown characters.
3619 (mips_init_print_operand_punct): New function, split out from
3621 (mips_print_int_branch_condition): New function, split out from
3622 print_operand. Use GET_RTX_NAME. Use output_operand_lossage
3623 to report unexpected codes.
3624 (mips_print_float_branch_condition): New function, split out from
3625 print_operand. Use output_operand_lossage to report unexpected codes.
3626 (print_operand): Rework to use a case statement. Use the
3627 same letter ordering in the code and the comments. Use
3628 output_operand_lossage to report unexpected codes and
3629 reverse_condition to handle inverted branch conditions.
3630 (override_options): Use mips_init_print_operand_punct.
3632 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
3634 * config/mips/mips.h: Move variable declarations to end of file and
3635 enclose them all in #ifndef USED_FOR_TARGET.
3636 * config/mips/mips.c: Reorder functions into more logical groups,
3637 and so that callees appear before callers. Put the targetm
3638 initializer at the end of the file. Remove forward static
3639 declarations where possible.
3640 (mips_init_builtins): Add "static" to definition.
3641 (mips_expand_builtin, mips_mode_rep_extended): Likewise.
3643 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
3645 * config/mips/mips.c (TARGET_MIN_ANCHOR_OFFSET): Delete.
3646 (TARGET_MAX_ANCHOR_OFFSET): Delete.
3647 (mips_cannot_force_const_mem): Don't check TARGET_HAVE_TLS.
3648 (mips_set_mips16_mode): Initialize min_anchor_offset and
3649 max_anchor_offset directly to constants.
3651 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
3653 * config/mips/mips.c: Delete trailing whitespace.
3655 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
3657 * config/mips/mips.c (mips_expand_call): Use FAKE_CALL_REGNO.
3658 (mips_avoid_hazard): Allow multiple sets for HAZARD_DELAY,
3660 * config/mips/mips.md (load_call<mode>): Don't make the unspec
3661 depend on FAKE_CALL_REGNO. Set FAKE_CALL_REGNO.
3663 2007-10-18 David Daney <ddaney@avtrex.com>
3665 * config/mips/linux-unwind.h (mips_fallback_frame_state): Use new
3666 reg_offset variable to calculate register locations.
3668 2007-10-18 Richard Guenther <rguenther@suse.de>
3670 * tree-ssa.c (uid_ssaname_map_eq): New function.
3671 (uid_ssaname_map_has): Likewise.
3672 (init_tree_ssa): Allocate default_defs as uid_ssaname map.
3673 * tree-flow.h (struct gimple_df): Make default_defs a
3675 * tree-dfa.c (gimple_default_def): Deal with it.
3676 (set_default_def): Likewise.
3678 2007-10-18 Richard Guenther <rguenther@suse.de>
3680 * tree-flow.h (struct gimple_df): Make referenced_vars
3682 (uid_decl_map_eq): Declare.
3683 (uid_decl_map_hash): Likewise.
3684 * tree-ssa.c (uid_decl_map_eq): New function.
3685 (uid_decl_map_hash): Likewise.
3686 (init_tree_ssa): Make referenced_vars a uid_decl_map.
3687 * tree-flow-inline.h (first_referenced_var): Deal with
3688 the referenced_vars representation change.
3689 (next_referenced_var): Likewise.
3690 * tree-dfa.c (referenced_var_lookup): Likewise.
3691 (referenced_var_check_and_insert): Likewise.
3692 (remove_referenced_var): Likewise.
3694 2007-10-18 Daniel Jacobowitz <dan@codesourcery.com>
3696 * config/mips/mips.c (mips_dwarf_register_span): New.
3697 (TARGET_DWARF_REGISTER_SPAN): Define.
3699 2007-10-18 Chen Liqin <liqin@sunnorth.com.cn>
3701 * config.gcc : update score-*-elf(extra_objs).
3702 * config/score/mac.md : Remove.
3703 * config/score/misc.md : Remove.
3704 * config/score/score7.md : Remove.
3705 * config/score/score-mdaux.h : Remove.
3706 * config/score/score-mdaux.c : Remove.
3707 * config/score/score-version.h : Remove.
3708 * config/score/score-generic.md : New.
3709 * config/score/score3.h : New.
3710 * config/score/score3.c : New.
3711 * config/score/score7.h : New.
3712 * config/score/score7.c : New.
3713 * config/score/mul-div.S : add flush_cache score3 support.
3714 * config/score/elf.h : Fix some typos.
3715 * config/score/score.md : merge score3 and score7 pattern.
3716 * config/score/score.c : use to seperate which target it used.
3717 * config/score/score.h : use to seperate the target macro.
3718 * config/score/score.opt : remove -mmac option , add -mscore3,
3719 -mscore3d and -march OPTION support.
3721 2007-10-17 Andrew Pinski <andrew_pinski@playstation.sony.com>
3723 * cfgexpand.c (expand_stack_vars): Add checking to make sure
3724 that the offset of a variable is not greater than the size
3727 2007-10-17 Anatoly Sokolov <aesok@post.ru>
3729 * config/avr/avr.c (avr_mcu_types): Add support for atmega48p,
3730 atmega88p, atmega168p and atmega328p devices.
3731 * config/avr/avr.h (LINK_SPEC): (Ditto.).
3732 (CRT_BINUTILS_SPECS): (Ditto.).
3733 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
3735 2007-10-17 Maxim Kuvyrkov <maxim@codesourcery.com>
3737 * sched-ebb.c: Surround code with '#ifdef INSN_SCHEDULING'.
3739 * sched-deps.c: Ditto. Remove nested #ifdef's INSN_SCHEDULING.
3740 * sched-int.h: Surround declarations with '#ifdef INSN_SCHEDULING'.
3741 (print_insn): Move declaration to ...
3742 * rtl.h (print_insn): ... here.
3744 2007-10-17 Maxim Kuvyrkov <maxim@codesourcery.com>
3746 * config/m68k/m68k.h (m68k_sched_cpu, m68k_sched_attr_opx_type,
3747 m68k_sched_attr_opy_type, m68k_sched_attr_size, m68k_sched_attr_op_mem,
3748 m68k_sched_branch_type): Move declarations to ...
3749 * config/m68/m68k-protos.h: ... here.
3751 2007-10-17 Maxim Kuvyrkov <maxim@codesourcery.com>
3753 * genattrtab.c (main): Rearrange output of insn-attrtab.c headers.
3755 2007-10-17 Eric B. Weddington <eweddington@cso.atmel.com>
3757 * config/avr/avr.c (avr_mcu_types): Add attiny48.
3758 * config/avr/avr.h (LINK_SPEC): Likewise.
3759 (CRT_BINUTILS_SPECS): Likewsie.
3760 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
3762 2007-10-17 Eric B. Weddington <eweddington@cso.atmel.com>
3764 * config/avr/avr.c (avr_mcu_types): Add attiny43u.
3765 * config/avr/avr.h (CRT_BINUTILS_SPECS): Likewsie.
3766 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
3768 2007-10-17 Uros Bizjak <ubizjak@gmail.com>
3771 * reg-stack.c (move_for_stack_reg): Swap input argument of
3772 UNSPEC_TAN insn to the top of the stack.
3774 2007-10-17 Uros Bizjak <ubizjak@gmail.com>
3777 * config/i386/i386.c (ix86_expand_builtin) [IX86_BUILTIN_PSLLWI128,
3778 IX86_BUILTIN_PSLLDI128, BUILTIN_PSLLQI128, IX86_BUILTIN_PSRAWI128,
3779 IX86_BUILTIN_PSRADI128, IX86_BUILTIN_PSRLWI128,
3780 IX86_BUILTIN_PSRLDI128, IX86_BUILTIN_PSRLQI128]: Do not require
3781 immediate shift value.
3782 * config/i386/emmintrin.h (_mm_slli_epi16, _mm_slli_epi32,
3783 _mm_slli_epi64, _mm_srai_epi16, _mm_srai_epi32, _mm_srli_epi16,
3784 _mm_srli_epi32, _mm_srli_epi64): Remove 'const' from count argument.
3785 Remove macros for !__OPTIMIZE__ case.
3787 2007-10-17 Daniel Berlin <dberlin@dberlin.org>
3789 * tree-ssa-structalias.c (rewrite_constraints): Don't test for
3791 (perform_var_substitution): Only DFS from real nodes. Don't test
3793 (unite_pointer_equivalences): Fix broken test.
3795 2007-10-17 Alan Modra <amodra@bigpond.net.au>
3797 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Correct
3798 altivec sp_offset. Rearrange sp_offset assignments to
3799 correspond to stack adjustments. Use frame_reg_rtx for
3800 SPE register restores. Correct SPE stack adjustment.
3802 2007-10-17 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3804 * builtins.c (gimplify_va_arg_expr): Use inform for help message.
3805 * toplev.c (check_global_declaration_1): Use appropriate warning
3806 option instead of unnamed warning.
3807 * stor-layout.c (layout_decl): Likewise.
3808 * c-typeck.c (build_conditional_expr): Likewise.
3809 (build_compound_expr): Fix wrong comment.
3810 (build_binary_op): Use appropriate warning option instead of
3812 * cfgexpand.c (tree_expand_cfg): Likewise.
3813 * tree-optimize.c (tree_rest_of_compilation): Likewise.
3814 * tree-cfg.c (remove_useless_stmts_warn_notreached): Likewise.
3815 (execute_warn_function_return): Likewise.
3816 * stmt.c (warn_if_unused_value): Likewise.
3818 2007-10-16 Eric B. Weddington <eweddington@cso.atmel.com>
3820 * config/avr/avr.c (avr_mcu_types): Add at90pwm216, at90pwm316.
3821 * config/avr/avr.h (LINK_SPEC): Likewise and remove regex for
3823 (CRT_BINUTILS_SPECS): Likewsie.
3824 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
3826 2007-10-16 Amruth Laxman <amruth.laxman@nsn.com>
3829 * config/sparc/sparc.h (LOCAL_ALIGNMENT): Define.
3831 2007-10-16 Eric Botcazou <ebotcazou@libertysurf.fr>
3833 * dce.c (init_dce): Only initialize the obstacks for the fast pass.
3834 (fini_dce): Only release them for the fast pass.
3835 (end_ud_dce): Delete.
3836 (rest_of_handle_ud_dce): Do not modify df_in_progress.
3837 Call fini_dce instead of end_ud_dce.
3838 (rest_of_handle_fast_dce): Do not modify df_in_progress.
3839 (run_fast_df_dce): Reset df_in_progress to false on exit.
3841 2007-10-16 Paolo Bonzini <bonzini@gnu.org>
3842 Maxim Kuvyrkov <maxim@codesourcery.com>
3844 * target.h (unspec_may_trap_p): New target hook.
3845 * target-def.h (TARGET_UNSPEC_MAY_TRAP_P): New macro.
3846 * targhooks.c (default_unspec_may_trap_p): Default implementation of
3848 * targhooks.h (default_unspec_may_trap_p): Declare it.
3849 * doc/tm.texi (TARGET_UNSPEC_MAY_TRAP_P): Document new hook.
3850 * rtlanal.c (may_trap_p_1): Use new hook. Make global.
3851 * rtl.h (may_trap_p_1): Declare.
3853 * config/ia64/ia64.c (ia64_unspec_may_trap_p): New function to
3854 override default hook implementation.
3855 (TARGET_UNSPEC_MAY_TRAP_P): Override default implementation of the
3858 2007-10-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3860 * doc/invoke.texi (Wextra): Move it just after Wall, list the
3861 options enabled by Wextra and mention Wuninitialized.
3863 2007-10-15 Nigel Stephens <nigel@mips.com>
3865 * config/mips/mips.h (LOCAL_ALIGNMENT): Define.
3867 2007-10-15 Jakub Jelinek <jakub@redhat.com>
3869 PR tree-optimization/33136
3870 * opts.c (decode_options): Don't enable flag_ipa_type_escape.
3872 2007-10-15 Alexandre Oliva <aoliva@redhat.com>
3874 PR tree-optimization/33735
3875 PR tree-optimization/33572
3876 * tree-inline.c (update_ssa_across_abnormal_edges): Revert
3877 2007-10-09's change.
3878 * except.c (duplicate_eh_regions): Don't look for prev_try
3879 beyond ERT_ALLOWED_EXCEPTIONS with an empty list.
3881 2007-10-15 Alexandre Oliva <aoliva@redhat.com>
3884 * tree-inline.c (copy_bb): Use bsi_replace to replace a
3885 __builtin_va_arg_pack-containing call stmt.
3887 2007-10-15 Razya Ladelsky <razya@il.ibm.com>
3889 * matrix-reorg.c (gate_matrix_reorg): Don't comment out whole
3892 2007-10-15 Jakub Jelinek <jakub@redhat.com>
3894 PR tree-optimization/33619
3895 * tree-ssa-ter.c (is_replaceable_p): Return false for all
3898 2007-10-15 David Edelsohn <edelsohn@gnu.org>
3900 * config.gcc (powerpc-ibm-aix5*): Install altivec.h.
3902 2007-10-15 Richard Guenther <rguenther@suse.de>
3904 * fold-const.c (extract_array_ref): Remove.
3905 (fold_comparison): Handle POINTER_PLUS_EXPR with the
3906 generic address expression comparison folding. Remove
3907 the folding that used extract_array_ref.
3909 2007-10-15 Maxim Kuvyrkov <maxim@codesourcery.com>
3912 * haifa-sched.c (process_insn_forw_deps_be_in_spec): Check if
3913 speculation type of insn can be changed before trying to do that.
3915 2007-10-15 Eric Botcazou <ebotcazou@libertysurf.fr>
3917 * dse.c (struct insn_info): Add 'frame_read' field.
3918 (scan_insn): For the call to a const function, set frame_read if
3919 reload has been run.
3920 If the insn reads the frame, kill the frame related stores.
3921 (scan_reads_nospill): Likewise.
3923 2007-10-14 Jason Merrill <jason@redhat.com>
3925 * tree-eh.c (optimize_double_finally): Don't assume that the
3926 cleanup we're duplicating is only one statement.
3928 2007-10-14 Kazu Hirata <kazu@codesourcery.com>
3930 * config/fixed-bit.c, config/i386/cpuid.h, config/i386/i386.c,
3931 config/i386/i386.md, config/i386/sse.md, function.c, jump.c,
3932 modulo-sched.c, ra-conflict.c, toplev.c, tree-eh.c, tree-sra.c,
3933 tree-ssa-dse.c, tree-vect-analyze.c, tree-vect-patterns.c,
3934 tree-vect-transform.c: Fix comment typos.
3935 * doc/extend.texi: Fix a typo.
3937 * c-common.h: Remove the prototype for c_expand_body.
3938 * c-tree.h: Remove the prototype for c_disregard_inline_limits.
3939 * tree.h: Remove the prototype for fold_build_call_expr.
3941 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_CANNOT_INLINE_TREE_FN):
3943 * c-tree.h: Remove the prototype for c_cannot_inline_tree_fn.
3945 2007-10-13 David Edelsohn <edelsohn@gnu.org>
3947 * config/rs6000/aix53.h: New file.
3948 * config/rs6000/aix{41,43,51,52}.h (TARGET_ALTIVEC): Define to 0.
3949 (TARGET_ALTIVEC_ABI): Same.
3950 * config/rs6000/aix.h (TARGET_ALTIVEC): Delete.
3951 (TARGET_ALTIVEC_ABI): Delete.
3952 * config.gcc (powerpc-ibm-aix5*): Rename to aix5.2. Add new
3953 stanza defaulting to aix5.3.
3955 2007-10-12 Nathan Froyd <froydnj@codesourcery.com>
3957 * config/i386/i386.md (SI_REG, DI_REG): New constants.
3958 (strmov): Use defined constants.
3959 (cmpstrnsi): Likewise.
3960 * config/i386/i386.c (decide_alg): Use defined constants.
3961 (ix86_expand_strlen): Likewise.
3963 2007-10-12 Richard Sandiford <rsandifo@nildram.co.uk>
3965 * dse.c (find_shift_sequence): Reinstate "<= UNITS_PER_WORD" condition.
3966 * var-tracking.c (micro_operation_def): Update comment on u.loc.
3967 (mode_for_reg_attrs, var_lowpart): New functions.
3968 (add_uses): Consider recording a lowpart of LOC for MO_USE.
3969 (add_stores): Likewise MO_SET and MO_COPY. If the source of a set
3970 or copy is known, set LOC to the SET that performs the set, instead
3972 (find_src_status, find_src_set_src): Remove LOC parameter.
3973 Replace INSN with the source value.
3974 (compute_bb_dataflow, emit_notes_in_bb): Check for a SET u.loc when
3975 handling MO_SET and MO_COPY. Update the calls to find_src_status
3976 and find_src_set_src.
3978 2007-10-12 Nathan Froyd <froydnj@codesourcery.com>
3981 * config/i386/i386.md (strmov): Check for esi and edi usage.
3982 * config/i386/i386.c (decide_alg): Check whether we can use a
3983 rep prefix and adjust algorithm choice accordingly.
3984 (ix86_expand_strlen): Check for eax, ecx, and edi usage.
3986 2007-10-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3988 * config/c4x/c4x.md (mulqi3, mulhi3): Use optab_libfunc.
3990 2007-10-12 Kenneth Zadeck <zadeck@naturalbridge.com>
3992 * global.c (build_insn_chain): Formatting fixes.
3994 2007-10-12 Richard Guenther <rguenther@suse.de>
3996 * tree-ssa-forwprop.c (forward_propagate_into_cond): For
3997 combining both operands require either both have single uses
3998 or combining to a constant.
4000 2007-10-12 Richard Guenther <rguenther@suse.de>
4003 * tree-ssa-forwprop.c (can_propagate_from): Do not propagate from
4004 a rhs with side-effects or which is a load.
4005 (forward_propagate_into_cond): Also try combining both operands.
4007 2007-10-12 Uros Bizjak <ubizjak@gmail.com>
4009 PR tree-optimization/33742
4010 * tree-vect-transform.c (vectorizable_operation): Return false
4011 if get_vectype_for_scalar_type for scalar_dest can't be determined.
4012 (vectorizable_call): Same for rhs_type and lhs_type.
4014 2007-10-12 Jakub Jelinek <jakub@redhat.com>
4016 PR tree-optimization/33645
4017 * tree-ssa-live.c (mark_all_vars_used): Add data argument,
4018 pass it to walk_tree.
4019 (mark_all_vars_used_1): Pass data through to mark_all_vars_used.
4020 When calling set_is_used on a VAR_DECL, if data is not NULL and
4021 its DECL_UID is in the bitmap, call mark_all_vars_used on its
4022 DECL_INITIAL after clearing the bit in bitmap.
4023 (remove_unused_locals): Adjust mark_all_vars_used callers.
4024 Instead of removing unused global vars from unexpanded_var_list
4025 immediately record them in bitmap, call mark_all_vars_used on
4026 all used global vars from unexpanded_var_list and only purge
4027 global vars that weren't found used even during that step.
4029 2007-10-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4031 * gthr-posix.h (__gthread_active_init): Create detached instead of
4032 joinable thread when testing whether threads are active on hppa-hpux.
4033 * gthr-posix95.h (__gthread_active_init): Likewise.
4035 2007-10-11 Kenneth Zadeck <zadeck@naturalbridge.com>
4038 * global.c (build_insn_chain): Include insn that occur between
4041 2007-10-11 Tom Tromey <tromey@redhat.com>
4043 * gengtype-yacc.y: Delete.
4045 2007-10-11 Uros Bizjak <ubizjak@gmail.com>
4047 * config/i386/i386.md (AX_REG, DX_REG, CX_REG): New constants.
4048 * config/i386/i386.c (ix86_function_arg_regno_p, function_arg_32,
4049 function_value_32, function_value_64, function_value_ms_64,
4050 setup_incoming_varargs_64, ix86_expand_prologue, ix86_expand_call,
4051 legitimize_tls_address, x86_this_parameter, x86_output_mi_thunk):
4054 2007-10-11 Richard Guenther <rguenther@suse.de>
4056 * gcse.c (hash_scan_set): If the next nonnote insn is in
4057 a different basic block insert the set.
4059 2007-10-11 Richard Guenther <rguenther@suse.de>
4062 * tree-cfg.c (one_pointer_to_useless_type_conversion_p): New function.
4063 (verify_gimple_expr): Use it to verify pointer-to types for
4066 2007-10-11 Richard Guenther <rguenther@suse.de>
4069 * c-typeck.c (build_array_ref): Do not strip qualifiers from
4070 the array element type.
4072 2007-10-11 Eric Botcazou <ebotcazou@libertysurf.fr>
4074 PR rtl-optimization/33638
4075 * dse.c (struct insn_info): Remove 'stack_read' field,
4076 add 'stack_pointer_based' field.
4077 (record_store): For a store with non-constant base, record
4078 whether it is stack pointer based.
4079 (scan_insn): For the call to a const function, remove stack
4080 pointer based stores from the list of local active stores.
4081 (scan_reads_nospill): Delete code dealing with const functions.
4083 2007-10-10 Peter Bergner <bergner@vnet.ibm.com>
4085 * ra-conflict.c (partial_bitnum, max_bitnum): Change type of variables
4087 (conflict_p, set_conflict, set_conflicts): Likewise.
4088 * global.c (global_alloc): Likewise.
4089 * ra.h: Update prototypes.
4091 2007-10-10 Wolfgang Gellerich <gellerich@de.ibm.com>
4093 * opth-gen.awk: Fixed generation of comment stating the origin
4096 2007-10-10 Kazu Hirata <kazu@codesourcery.com>
4099 2007-10-09 Kazu Hirata <kazu@codesourcery.com>
4100 * longlong.h (count_leading_zeros): Replace '{' and '}' with '%{'
4101 and '%}', respectively.
4104 2007-10-09 Kazu Hirata <kazu@codesourcery.com>
4105 * config/m68k/m68k.c (print_operand): Handle '{' and '}'.
4106 * config/m68k/m68k.h (PRINT_OPERAND_PUNCT_VALID_P): Accept '{'
4108 * config/m68k/m68k.md: Replace '{' with '%{' where '{' is
4112 2007-10-07 Kazu Hirata <kazu@codesourcery.com>
4113 * config/m68k/m68k.c, config/m68k/m68k.md: Use the assembly
4114 syntax for ASSEMBLER_DIALECT.
4115 * config/m68k/m68k.h (ASSEMBLER_DIALECT): New.
4117 2007-10-10 Revital Eres <eres@il.ibm.com>
4119 * modulo-sched.c (check_nodes_order): Dump the final order of
4121 (get_sched_window): Add dump info.
4122 (calculate_order_params): Dump order params of the nodes.
4124 2007-10-09 Kenneth Zadeck <zadeck@naturalbridge.com>
4127 * ra-conflict.c (record_one_conflict_between_regnos,
4128 set_conflicts_for_earlyclobber, global_conflicts): Improved logging.
4129 (global_conflicts): Enhanced incorrect check.
4131 2007-10-09 Geoffrey Keating <geoffk@apple.com>
4133 * dwarf2out.c (output_call_frame_info): FDEs are always emitted
4134 if flag_exceptions is not set.
4135 * config/darwin.c (darwin_emit_unwind_label): Rewrite to use
4136 assemble_name rather than incorrectly emulating it.
4138 * doc/extend.texi (Deprecated Features): Mention that <? and >? and
4139 friends are removed from G++.
4141 2007-10-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4143 * c-opts.c (c_common_handle_option): -Wnontemplate-friend,
4144 -Wwrite-strings and -Wmultichar are enabled by default, so Wall
4145 enabling them is redundant. Don't check two times for
4148 2007-10-09 H.J. Lu <hongjiu.lu@intel.com>
4150 * ra-conflict.c (record_one_conflict_between_regnos): Revert
4152 (set_conflicts_for_earlyclobber): Likewise.
4153 (global_conflicts): Likewise.
4155 2007-10-09 Kazu Hirata <kazu@codesourcery.com>
4157 * longlong.h (count_leading_zeros): Replace '{' and '}' with '%{'
4158 and '%}', respectively.
4160 2007-10-09 Kazu Hirata <kazu@codesourcery.com>
4162 * config/m68k/m68k.c (print_operand): Handle '{' and '}'.
4163 * config/m68k/m68k.h (PRINT_OPERAND_PUNCT_VALID_P): Accept '{'
4165 * config/m68k/m68k.md: Replace '{' with '%{' where '{' is
4168 2007-10-09 Richard Guenther <rguenther@suse.de>
4171 * gimplify.c (canonicalize_component_ref): Honor qualifiers
4172 of referenced structure and component.
4174 2007-10-09 Kenneth Zadeck <zadeck@naturalbridge.com>
4177 * ra-conflict.c (record_one_conflict_between_regnos,
4178 set_conflicts_for_earlyclobber, global_conflicts): Improved logging.
4179 (global_conflicts): Removed incorrect check.
4181 2007-10-09 Richard Sandiford <rsandifo@nildram.co.uk>
4183 PR tree-optimization/33615
4184 * tree-ssa-pre.c (compute_avail): Don't call make_values_for_stmt
4185 if the statement might throw. Fix formatting.
4187 2007-10-09 Richard Sandiford <rsandifo@nildram.co.uk>
4189 PR tree-optimization/33615
4190 * tree-ssa-loop-im.c (movement_possibility): Return MOVE_IMPOSSIBLE
4191 if the rhs might throw.
4193 2007-10-09 Jan Hubicka <jh@suse.cz>
4195 * invoke.texi (align-threshold, align-loop-iterations): Document.
4196 * final.c: Include cfgloop.h, params.h
4197 (compute_alignments): Dump decisions and compare them with loop
4198 structure; honor given parameters.
4199 (pass_compute_alignments): New dump file.
4200 * params.def (PARAM_ALIGN_THRESHOLD, PARAM_ALIGN_LOOP_ITERATIONS): New.
4201 * Makefile.in (final.o): Add dependency on cfgloop.h and params.h
4203 2007-10-09 James E. Wilson <wilson@specifix.com>
4205 PR tree-optimization/33655
4207 * tree-sra.c (bitfield_overlaps_p): When fld->element is INTEGER_CST,
4208 convert it to bitsizetype before size_binop call.
4210 2007-10-09 Alexandre Oliva <aoliva@redhat.com>
4212 PR tree-optimization/33572
4213 * tree-inline.c (update_ssa_across_abnormal_edges): Tolerate
4214 the absence of a corresponding edge from the exit block.
4216 2007-10-09 Alexandre Oliva <aoliva@redhat.com>
4219 * tree-sra.c (instantiate_element): Use BYTES_BIG_ENDIAN for
4221 (sra_build_assignment): Likewise. Set up mask depending on
4222 precision, not type.
4223 (sra_build_bf_assignment): Use BYTES_BIG_ENDIAN. Don't overflow
4224 computing bit masks.
4225 (sra_build_elt_assignment): Don't view-convert from signed to
4227 (sra_explode_bitfield_assignment): Use bit-field type if
4228 possible. Use BYTES_BIG_ENDIAN.
4230 2007-10-08 Alexandre Oliva <aoliva@redhat.com>
4233 * tree-sra.c (scalarize_lsdt): Fix thinko in testing whether
4234 the original stmt can throw.
4235 (sra_build_bf_assignment): Fix type mismatch when applying negated
4238 2007-10-08 Geoffrey Keating <geoffk@apple.com>
4240 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Register
4241 '#pragma mark' to be executed at preprocessing time.
4243 2007-10-08 Ollie Wild <aaw@google.com>
4245 * varasm.c (compare_constant): Removed call to
4246 lang_hooks.expand_constant.
4247 (copy_constants): Removed call to lang_hooks.expand_constant.
4248 (compute_reloc_for_constant): Removed call to
4249 lang_hooks.expand_constant.
4250 (output_addressed_constants): Removed call to
4251 lang_hooks.expand_constant.
4252 (constructor_static_from_elts_p): Removed call to
4253 lang_hooks.expand_constant.
4254 (output_constant): Removed calls to lang_hooks.expand_constant.
4255 * langhooks.h (struct lang_hooks): Removed field expand_constant.
4256 * langhooks-def.h (lhd_return_tree): Removed.
4257 (LANG_HOOKS_EXPAND_CONSTANT): Removed.
4258 (LANG_HOOKS_INITIALIZER): Removed LANG_HOOKS_EXPAND_CONSTANT.
4259 * langhooks.c (lhd_return_tree): Removed.
4261 2007-10-08 Mark Shinwell <shinwell@codesourcery.com>
4263 * combine.c (setup_incoming_promotions): Ensure that
4264 arguments that have not undergone mode promotions do not
4265 incorrectly get marked as being sign- or zero-extended.
4267 2007-10-08 Richard Guenther <rguenther@suse.de>
4272 * fold-const.c (fold_binary): Use correct types in folding
4273 of a * (1 << b) to (a << b). Likewise for ~A & ~B to ~(A | B)
4274 and building of RROTATE_EXPR.
4276 2007-10-08 Richard Guenther <rguenther@suse.de>
4281 * fold-const.c (fold_binary): Use the correct types when
4282 folding (A | CST1) & CST2 to (A & CST2) | (CST1 & CST2).
4283 (fold_binary): Use the correct types when folding
4284 (-A) - B to (-B) - A.
4285 (fold_unary): Use the correct types when folding ~(X).
4287 2007-10-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4289 * doc/invoke.texi (Wall): fix formatting issues.
4291 2007-10-07 Richard Sandiford <rsandifo@nildram.co.uk>
4293 * simplify-rtx.c (simplify_binary_operation_1): Canonicalize
4294 truncated shift counts.
4296 2007-10-07 Kazu Hirata <kazu@codesourcery.com>
4298 * config/m68k/m68k.c, config/m68k/m68k.md: Use the assembly
4299 syntax for ASSEMBLER_DIALECT.
4300 * config/m68k/m68k.h (ASSEMBLER_DIALECT): New.
4302 2007-10-06 Eric Botcazou <ebotcazou@adacore.com>
4303 Nathan Froyd <froydnj@codesourcery.com>
4305 * dwarf2out.c (dwarf2out_frame_init): Check for DWARF2_FRAME_INFO
4306 when determining whether to record INCOMING_RETURN_ADDR_RTX.
4308 2007-10-06 Eric Botcazou <ebotcazou@adacore.com>
4311 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
4313 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
4314 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
4315 the function, temporarily point the debug interface to the null one.
4317 2007-10-06 Alexandre Oliva <aoliva@redhat.com>
4319 PR tree-optimization/33655
4321 * tree-sra.c (bitfield_overlaps_p): Handle array and complex elements.
4323 2007-10-06 Alexandre Oliva <aoliva@redhat.com>
4325 PR tree-optimization/33572
4326 * tree-cfg.c (verify_stmts): Check for missing PHI defs.
4327 * tree-inline.c (update_ssa_across_eh_edges): Renamed to...
4328 (update_ssa_across_abnormal_edges): ... this. Set slots in the
4330 (copy_edges_for_bb): Handle nonlocal label edges.
4331 (make_nonlocal_label_edges): Deleted.
4332 (optimize_inline_calls): Don't call it.
4334 2007-10-05 Hans-Peter Nilsson <hp@axis.com>
4336 * gthr-single.h: Revert last change.
4338 2007-10-05 Michael Matz <matz@suse.de>
4341 * lower-subreg.c (decompose_multiword_subregs): Use
4342 validate_unshare_change().
4344 2007-10-05 Peter Bergner <bergner@vnet.ibm.com>
4346 * ra-conflict.c: Include "sparseset.h".
4347 (conflicts): Change to HOST_WIDEST_FAST_INT.
4348 (allocnos_live): Redefine variable as a sparseset.
4349 (SET_ALLOCNO_LIVE, CLEAR_ALLOCNO_LIVE, GET_ALLOCNO_LIVE):
4351 (allocno_row_words): Removed global variable.
4352 (partial_bitnum, max_bitnum, adjacency_pool, adjacency): New variables.
4353 (CONFLICT_BITNUM, CONFLICT_BITNUM_FAST): New defines.
4354 (conflict_p, set_conflict_p, set_conflicts_p): New functions.
4355 (record_one_conflict_between_regnos): Cache allocno values and reuse.
4357 (record_one_conflict): Update uses of allocnos_live to use
4358 the sparseset routines. Use set_conflicts_p.
4359 (mark_reg_store): Likewise.
4360 (set_reg_in_live): Likewise.
4361 (global_conflicts): Update uses of allocnos_live.
4362 Use the new adjacency list to visit an allocno's neighbors
4363 rather than iterating over all possible allocnos.
4364 Call set_conflicts_p to setup conflicts rather than adding
4366 * global.c: Comments updated.
4367 (CONFLICTP): Delete define.
4368 (regno_compare): New function. Add prototype.
4369 (global_alloc): Sort the allocno to regno mapping according to
4370 which basic blocks the regnos are referenced in. Modify the
4371 conflict bit matrix to a compressed triangular bitmatrix.
4372 Only allocate the conflict bit matrix and adjacency lists if
4373 we are actually going to allocate something.
4374 (expand_preferences): Use conflict_p. Update uses of allocnos_live.
4375 (prune_preferences): Use the FOR_EACH_CONFLICT macro to visit an
4376 allocno's neighbors rather than iterating over all possible allocnos.
4377 (mirror_conflicts): Removed function.
4378 (dump_conflicts): Iterate over regnos rather than allocnos so
4379 that all dump output will be sorted by regno number.
4380 Use the FOR_EACH_CONFLICT macro.
4381 * ra.h: Comments updated.
4382 (conflicts): Update prototype to HOST_WIDEST_FAST_INT.
4383 (partial_bitnum, max_bitnum, adjacency, adjacency_pool):
4385 (ADJACENCY_VEC_LENGTH, FOR_EACH_CONFLICT): New defines.
4386 (adjacency_list_d, adjacency_iterator_d): New types.
4387 (add_neighbor, adjacency_iter_init, adjacency_iter_done,
4388 adjacency_iter_next, regno_basic_block): New static inline functions.
4389 (EXECUTE_IF_SET_IN_ALLOCNO_SET): Removed define.
4390 (conflict_p): Add function prototype.
4391 * sparseset.h, sparseset.c: New files.
4392 * Makefile.in (OBJS-common): Add sparseset.o.
4393 (sparseset.o): New rule.
4395 2007-10-05 Richard Guenther <rguenther@suse.de>
4398 * fold-const.c (fold_unary): Do not fold (long long)(int)ptr
4401 2007-10-05 Michael Matz <matz@suse.de>
4404 * function.c (match_asm_constraints_1): Check for input
4405 being used in the outputs.
4407 2007-10-05 Richard Guenther <rguenther@suse.de>
4409 * tree-cfg.c (verify_gimple_expr): Accept OBJ_TYPE_REF.
4411 2007-10-05 Richard Sandiford <rsandifo@nildram.co.uk>
4414 * config/mips/mips.c (mips_register_move_cost): Rewrite to use
4415 subset checks. Make the cost of FPR -> FPR moves depend on
4416 mips_mode_ok_for_mov_fmt_p.
4418 2007-10-04 Doug Kwan <dougkwan@google.com>
4420 * gthr-posix.h (__gthread_cond_broadcast, __gthread_cond_wait,
4421 __gthread_cond_wait_recursive): Add to extend interface for POSIX
4422 conditional variables. (__GTHREAD_HAS_COND): Macro defined to signify
4423 support of conditional variables.
4424 * gthr-posix95.h (__gthread_cond_broadcast, __gthread_cond_wait,
4425 __gthread_cond_wait_recursive): Add to extend interface for POSIX
4426 conditional variables. (__GTHREAD_HAS_COND): Macro defined to signify
4427 support of conditional variables.
4428 * gthr-single.h (__gthread_cond_broadcast, __gthread_cond_wait,
4429 __gthread_cond_wait_recursive): Add to extend interface for POSIX
4430 conditional variables.
4431 * gthr.h: Update comments to document new interface.
4433 2007-10-04 Geoffrey Keating <geoffk@apple.com>
4435 * cgraphunit.c (cgraph_build_static_cdtor): Don't set DECL_IGNORED_P.
4437 2007-10-04 Anatoly Sokolov <aesok@post.ru>
4439 * config/avr/avr.c (expand_epilogue): Don't set RTX_FRAME_RELATED_P.
4441 2007-10-04 Richard Guenther <rguenther@suse.de>
4444 * tree-cfg.c (verify_gimple_expr): Operand one of POINTER_PLUS_EXPR
4445 does not need to be of INTEGER_TYPE.
4446 (verify_gimple_2): New function split out from ...
4447 (verify_gimple_1): ... here. ICE if there was an error during
4450 2007-10-04 Michael Matz <matz@suse.de>
4452 PR rtl-optimization/33653
4453 * dce.c (deletable_insn_p_1): Use volatile_refs_p().
4454 * dse.c (scan_insn): Same.
4456 2007-10-04 Kazu Hirata <kazu@codesourcery.com>
4458 * config.gcc: Remove USE_GAS for m68k targets.
4460 2007-10-04 Richard Guenther <rguenther@suse.de>
4462 PR tree-optimization/33627
4463 * tree-gimple.h (canonicalize_cond_expr_cond): Declare.
4464 * tree-gimple.c (canonicalize_cond_expr_cond): New function,
4466 * tree-ssa-forwprop.c (combine_cond_expr_cond): ... here.
4467 * tree-ssa-ifcombine.c (ifcombine_iforif): Use it.
4469 2007-10-04 Anatoly Sokolov <aesok@post.ru>
4471 * config/avr/avr.c (commands_in_file, commands_in_prologues,
4472 commands_in_epilogues): Remove variables.
4473 (avr_file_start): Remove unneded initializations of commands_in_file,
4474 commands_in_prologues and commands_in_epilogues variables.
4475 (avr_file_end): Remove dead code.
4477 2007-10-04 Kazu Hirata <kazu@codesourcery.com>
4479 * config/m68k/m68k.c (m68k_output_movem): Use the MOTOROLA if
4480 MOTOROLA is to true.
4482 2007-10-03 Richard Sandiford <rsandifo@nildram.co.uk>
4485 * config/mips/mips-protos.h (mips_split_64bit_move): Rename to...
4486 (mips_split_doubleword_move): ...this.
4487 * config/mips/mips.c (mips_subword): Extend to handle 64-bit words;
4488 use natural endianness for multi-format FPR values.
4489 (mips_split_64bit_move): Rename to...
4490 (mips_split_doubleword_move): ...this and extend to 64-bit words.
4491 Use move_doubleword_fpr* patterns for moves involving FPRs.
4492 (mips_save_reg): Update the call to mips_split_64bit_move.
4493 (mips_secondary_reload_class): Return NO_REGS for any reload of a
4494 nonzero constant into an FPR if the constant can be forced to memory.
4495 * config/mips/mips.md: Update the splitter calls to
4496 mips_split_64bit_move.
4497 (UNSPEC_LOAD_DF_LOW): Rename to...
4498 (UNSPEC_LOAD_LOW): ...this.
4499 (UNSPEC_LOAD_DF_HIGH): Rename to...
4500 (UNSPEC_LOAD_HIGH): ...this.
4501 (UNSPEC_STORE_DF_HIGH): Rename to...
4502 (UNSPEC_STORE_WORD): ...this.
4503 (SPLITF): New mode iterator.
4504 (HALFMODE): New mode attribute.
4505 (movtf): New expander.
4506 (*movtf_internal): New define_insn_and_split.
4507 (move_doubleword_fpr<mode>): New expander.
4508 (load_df_low, load_df_high, store_df_high, mthc1, mfhc1): Replace
4510 (load_low<mode>, load_high<mode>, store_word<mode>, mthc1<mode>)
4511 (mfhc1<mode>): ...these more general patterns.
4513 2007-10-03 Alexandre Oliva <aoliva@redhat.com>
4515 * cfgrtl.c (rtl_block_ends_with_call_p): Skip notes at the end.
4517 2007-10-03 Alexandre Oliva <aoliva@redhat.com>
4519 * gcse.c (hash_scan_set): Insert set in insn before note at
4520 the end of basic block.
4522 2007-10-03 Sebastian Pop <sebastian.pop@amd.com>
4524 PR tree-optimization/33576
4525 * testsuite/gcc.dg/tree-ssa/pr33576.c: New.
4526 * tree-loop-linear.c (linear_transform_loops): Call remove_iv.
4527 * lambda.h (lambda_loopnest_to_gcc_loopnest): New parameter.
4528 (remove_iv): Declared.
4529 * lambda-code.c (remove_iv): Not static.
4530 (lambda_loopnest_to_gcc_loopnest): New parameter remove_ivs.
4531 Don't remove ivs there, save ivs in the buffer.
4533 2007-10-03 Jason Merrill <jason@redhat.com>
4536 * tree-eh.c (same_handler_p): New fn.
4537 (optimize_double_finally): New fn.
4538 (refactor_eh_r): New fn.
4539 (refactor_eh): New fn.
4540 (pass_refactor_eh): New pass.
4541 * tree-pass.h: Declare it.
4542 * passes.c (init_optimization_passes): Add it.
4544 2007-10-03 Doug Kwan <dougkwan@google.com>
4545 Richard Guenther <rguenther@suse.de>
4548 * dwarf2out.c (reference_to_unused): Disable sanity checking,
4549 be conservative instead.
4551 2007-10-03 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
4554 * doc/invoke.texi (-fwhole-program): Document that Fortran
4555 doesn't support this option.
4557 2007-10-02 Richard Sandiford <rsandifo@nildram.co.uk>
4560 * expr.c (expand_expr_addr_expr_1): Pass CONSTRUCTORs to expand_expr.
4562 2007-10-02 David Daney <ddaney@avtrex.com>
4564 * config/mips/mips.md (sync_compare_and_swap<mode>): Handle compare
4565 against constant zero.
4566 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Handle constant zero
4569 2007-09-02 Kenneth Zadeck <zadeck@naturalbridge.com>
4571 * ra-conflict.c: New file.
4573 * reload.c (push_reload, find_dummy_reload): Change DF_RA_LIVE
4574 usage to DF_LIVE usage.
4575 (reload): Remove reference to df_get_live_top.
4576 * rtlanal.c (subreg_nregs_with_regno): New function.
4577 * df-scan.c (df_def_record_1, df_uses_record): Add code to set
4578 DF_REF_EXTRACT, DF_REF_STRICT_LOWER_PART, and DF_REF_SUBREG flags.
4579 (df_has_eh_preds): Removed.
4580 (df_bb_refs_collect, df_bb_refs_collect, df_bb_refs_collect,
4581 df_exit_block_uses_collect): Changed call from df_has_eh_preds to
4583 * global.c (allocno, max_allocno, conflicts, allocno_row_words,
4584 reg_allocno, EXECUTE_IF_SET_IN_ALLOCNO_SET): Moved to ra.h
4585 (SET_ALLOCNO_LIVE, CLEAR_ALLOCNO_LIVE): Moved to ra-conflicts.c.
4586 (regs_set, record_one_conflict, record_conflicts, mark_reg_store,
4587 mark_reg_clobber, mark_reg_conflicts, mark_reg_death): Deleted.
4588 (global_alloc): Turn off rescanning insns after call to
4589 global_conflicts and added call to set_preferences.
4590 (global_conflicts): Moved to ra-alloc.c.
4591 (set_preferences_1, set_preferences): New function.
4592 (mirror_conflicts): Changed types for various variables.
4593 (mark_elimination): Change DF_RA_LIVE
4594 usage to DF_LIVE usage.
4595 (build_insn_chain): Rewritten from scratch and made local.
4596 (print_insn_chain, print_insn_chains): New functions.
4597 (dump_conflicts): Do not print conflicts for fixed_regs.
4598 (rest_of_handle_global_alloc): Turn off insn rescanning.
4599 * hard-reg-set.h: Fixed comment.
4600 * local-alloc.c (update_equiv_regs): Change DF_RA_LIVE
4601 usage to DF_LIVE usage and delete refs to TOP sets.
4602 (block_alloc): Mark regs as live if they are in the artificial
4603 defs at top of block.
4604 (find_stack_regs): New function.
4605 (rest_of_handle_local_alloc): Changed urec problem to live
4606 problem and do not turn off df rescanning.
4607 * df.h (DF_UREC, DF_UREC_BB_INFO, DF_LIVE_TOP, DF_RA_LIVE_IN,
4608 DF_RA_LIVE_TOP, DF_RA_LIVE_OUT, df_urec_bb_info, df_urec,
4609 df_urec_add_problem, df_urec_get_bb_info, df_has_eh_preds): Removed.
4610 (DF_CHAIN, DF_NOTE, DF_CHAIN): Renumbered.
4611 (DF_REF_EXTRACT, DF_REF_STRICT_LOWER_PART, DF_REF_SUBREG): New
4612 fields in df_ref_flags. The rest have been renumbered.
4613 * init-regs.c (initialize_uninitialized_regs): Enhanced debugging
4615 * rtl.h (subreg_nregs_with_regno): New function.
4616 * df-problems.c: (df_get_live_out, df_get_live_in,
4617 df_get_live_top): Removed reference to DF_RA_LIVE.
4618 (df_lr_reset, df_lr_transfer_function, df_live_free_bb_info,
4619 df_live_alloc, df_live_reset, df_live_local_finalize,
4620 df_live_free): Make top set only if different from in set.
4621 (df_lr_top_dump, df_live_top_dump): Only print top set if
4622 different from in set.
4623 (df_lr_bb_local_compute): Removed unnecessary check.
4624 (df_urec_problem_data, df_urec_set_bb_info, df_urec_free_bb_info,
4625 df_urec_alloc, df_urec_mark_reg_change, earlyclobber_regclass,
4626 df_urec_check_earlyclobber, df_urec_mark_reg_use_for_earlyclobber,
4627 df_urec_mark_reg_use_for_earlyclobber_1, df_urec_bb_local_compute,
4628 df_urec_local_compute, df_urec_init, df_urec_local_finalize,
4629 df_urec_confluence_n, df_urec_transfer_function, df_urec_free,
4630 df_urec_top_dump, df_urec_bottom_dump, problem_UREC,
4631 df_urec_add_problem): Removed.
4632 (df_simulate_fixup_sets): Changed call from df_has_eh_preds to
4634 * Makefile.in (ra-conflict.o, ra.h): New dependencies.
4635 * basic_block.h (bb_has_abnormal_pred): New function.
4636 * reload1.c (compute_use_by_pseudos): Change DF_RA_LIVE
4637 usage to DF_LIVE usage.
4639 2007-10-02 Revital Eres <eres@il.ibm.com>
4641 * config/rs6000/predicates.md (easy_vector_constant): Return false
4642 for 750CL paired vectors.
4643 * config/rs6000/paired.md (movv2sf_paired): Fix move of easy
4645 (vec_initv2sf): Add new description.
4646 (vconcatsf): Likewise.
4647 * config/rs6000/rs6000-protos.h: Declare paired_expand_vector_init.
4648 * config/rs6000/rs6000.c (paired_expand_vector_init): New function.
4650 2007-10-01 Alexandre Oliva <aoliva@redhat.com>
4652 * tree-ssa-sink.c (sink_code_in_bb): Don't stop sinking after
4653 sinking the last stmt in a BB.
4655 2007-10-01 Alexandre Oliva <aoliva@redhat.com>
4658 * tree-sra.c (struct sra_elt): Add in_bitfld_block.
4659 (sra_hash_tree): Handle BIT_FIELD_REFs.
4660 (sra_elt_hash): Don't hash bitfld blocks.
4661 (sra_elt_eq): Skip them in parent compares as well. Handle
4663 (build_element_name_1): Handle BIT_FIELD_REFs.
4664 (instantiate_element): Propagate nowarn from parents. Create
4665 BIT_FIELD_REF for variables that are widened by scalarization.
4666 Gimple-zero-initialize all bit-field variables that are not
4667 part of parameters that are going to be scalarized on entry.
4668 (instantiate_missing_elements_1): Return the sra_elt.
4669 (canon_type_for_field): New.
4670 (try_instantiate_multiple_fields): New. Infer widest possible
4671 access mode from decl or member type, but clip it at word
4672 size, and only widen it if a field crosses an alignment boundary.
4673 (instantiate_missing_elements): Use them.
4674 (generate_one_element_ref): Handle BIT_FIELD_REFs.
4675 (scalar_bitfield_p): New.
4676 (sra_build_assignment): Optimize assignments from scalarizable
4677 BIT_FIELD_REFs. Use BITS_BIG_ENDIAN to determine shift counts.
4679 (sra_build_bf_assignment): New. Optimize assignments to
4680 scalarizable BIT_FIELD_REFs.
4681 (sra_build_elt_assignment): New. Optimize BIT_FIELD_REF
4682 assignments to full variables.
4683 (generate_copy_inout): Use the new macros and functions.
4684 (generate_element_copy): Likewise. Handle bitfld differences.
4685 (generate_element_zero): Don't recurse for blocks. Use
4686 sra_build_elt_assignment.
4687 (generate_one_element_init): Take elt instead of var. Use
4688 sra_build_elt_assignment.
4689 (generate_element_init_1): Adjust.
4690 (bitfield_overlap_info): New struct.
4691 (bitfield_overlaps_p): New.
4692 (sra_explode_bitfield_assignment): New. Adjust widened
4693 variables to account for endianness.
4694 (sra_sync_for_bitfield_assignment): New.
4695 (scalarize_use): Re-expand assignment to/from scalarized
4696 BIT_FIELD_REFs. Explode or sync needed members for
4697 BIT_FIELD_REFs accesses or assignments. Use REPLDUP.
4698 (scalarize_copy): Use REPLDUP.
4699 (scalarize_ldst): Move assert before dereference. Adjust EH handling.
4700 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
4702 2007-10-01 Paolo Bonzini <bonzini@gnu.org>
4704 * simplify-rtx.c (comparison_result, simplify_relational_operation_1):
4705 Rename CR_* constants to CMP_*. Fix spacing.
4707 2007-10-01 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4710 * Makefile.in (build_html_dir/gccinstall): gccinstall.texi needs
4711 to be processed with the special script doc/install.texi2html.
4713 2007-09-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4715 * doc/invoke.texi (Wall): List the options enabled by Wall.
4716 (Wstrict-aliasing): Add missing @option.
4718 2007-09-30 Richard Sandiford <rsandifo@nildram.co.uk>
4720 * config/mips/mips.c (mips_split_64bit_move): Use gen_rtx_REG_offset
4721 rather than gen_lowpart to change a register from DImode to DFmode.
4722 (mips_cannot_change_mode_class): Only allow FPRs to change mode if
4723 both FROM and TO are integer modes that are no bigger than 4 bytes.
4724 (mips_mode_ok_for_mov_fmt_p): New function.
4725 (mips_preferred_reload_class): Use it instead of FLOAT_MODE_P.
4726 (mips_secondary_reload_class): Tweak formatting and comments.
4727 Use reg_class_subset_p instead of direct comparisons with
4728 classes. Only allow direct FPR<->FPR moves for modes that
4729 satisfy mips_mode_ok_for_mov_fmt_p. Only allow loads and stores
4730 for 4- and 8-byte types. Handle reloads in which X is an FPR.
4731 * config/mips/mips.md (*movdi_gp32_fp64): Remove f<-f alternative.
4732 (*movdi_64bit): Likewise.
4733 (*movsi_internal): Likewise.
4734 (*movhi_internal): Likewise.
4735 (*movqi_internal): Likewise.
4737 2007-09-30 Diego Novillo <dnovillo@google.com>
4740 * tree-ssa-ter.c (is_replaceable_p): Return false if STMT may
4743 2007-09-30 Uros Bizjak <ubizjak@gmail.com>
4745 PR tree-optimization/33597
4746 * tree-vect-analyze.c (vect_build_slp_tree): Check if optab handler
4747 for LSHIFT_EXPR and RSHIFT_EXPR is available for vec_mode.
4749 2007-09-28 Uros Bizjak <ubizjak@gmail.com>
4751 * config/i386/i386.c (ix86_expand_move): Use can_create_pseudo_p ()
4752 instead of variants of (!reload_in_progress && !reload_completed).
4753 (x86_expand_vector_move): Ditto.
4755 2007-09-28 Ollie Wild <aaw@google.com>
4758 2007-09-27 Ollie Wild <aaw@google.com>
4760 * varasm.c (compare_constant): Removed call to
4761 lang_hooks.expand_constant.
4762 (copy_constants): Removed call to lang_hooks.expand_constant.
4763 (compute_reloc_for_constant): Removed call to
4764 lang_hooks.expand_constant.
4765 (output_addressed_constants): Removed call to
4766 lang_hooks.expand_constant.
4767 (constructor_static_from_elts_p): Removed call to
4768 lang_hooks.expand_constant.
4769 (output_constant): Removed calls to lang_hooks.expand_constant.
4770 * langhooks.h (struct lang_hooks): Removed field expand_constant.
4771 * langhooks-def.h (lhd_return_tree): Removed.
4772 (LANG_HOOKS_EXPAND_CONSTANT): Removed.
4773 (LANG_HOOKS_INITIALIZER): Removed LANG_HOOKS_EXPAND_CONSTANT.
4774 * langhooks.c (lhd_return_tree): Removed.
4776 2007-09-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
4779 * config/spu/spu.c (spu_expand_insv): Call copy_rtx on the second
4780 argument to gen_selb.
4782 2007-09-28 Chao-ying Fu <fu@mips.com>
4784 * libgcc-std.ver: Add fixed-point routines to GCC_4.3.0 section.
4785 * doc/libgcc.texi (Fixed-point fractional library routines):
4786 Fix typos for neg and cmp functions.
4788 2007-09-28 Michael Matz <matz@suse.de>
4790 PR rtl-optimization/33552
4791 * function.c (match_asm_constraints_1): Check for overlap in
4792 inputs and replace all occurences.
4794 2007-09-28 Richard Sandiford <rsandifo@nildram.co.uk>
4796 * config/mips/mips.c (override_options): Fix comment typo.
4798 2007-09-28 Jie Zhang <jie.zhang@analog.com>
4800 * config.gcc (bfin*-linux-uclibc*): Set extra_parts
4801 to "crtbegin.o crtbeginS.o crtend.o crtendS.o".
4802 * config/bfin/t-bfin-linux (crti.o): Don't build.
4804 (EXTRA_MULTILIB_PARTS): Remove crti.o and crtn.o.
4805 * config/bfin/t-bfin-uclinux (crti.o): Don't build.
4807 (EXTRA_MULTILIB_PARTS): Remove crti.o and crtn.o.
4809 2007-09-27 Ollie Wild <aaw@google.com>
4811 * varasm.c (compare_constant): Removed call to
4812 lang_hooks.expand_constant.
4813 (copy_constants): Removed call to lang_hooks.expand_constant.
4814 (compute_reloc_for_constant): Removed call to
4815 lang_hooks.expand_constant.
4816 (output_addressed_constants): Removed call to
4817 lang_hooks.expand_constant.
4818 (constructor_static_from_elts_p): Removed call to
4819 lang_hooks.expand_constant.
4820 (output_constant): Removed calls to lang_hooks.expand_constant.
4821 * langhooks.h (struct lang_hooks): Removed field expand_constant.
4822 * langhooks-def.h (lhd_return_tree): Removed.
4823 (LANG_HOOKS_EXPAND_CONSTANT): Removed.
4824 (LANG_HOOKS_INITIALIZER): Removed LANG_HOOKS_EXPAND_CONSTANT.
4825 * langhooks.c (lhd_return_tree): Removed.
4827 2007-09-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4830 * expr.c (emit_group_load_1): Split constant double when destination
4831 length is half source length.
4833 2007-09-27 Richard Sandiford <rsandifo@nildram.co.uk>
4835 * config/mips/mips.h (PTF_AVOID_BRANCHLIKELY): New macro.
4836 (mips_cpu_info): Add tune_flags.
4837 (GENERATE_BRANCHLIKELY): Remove TARGET_SR71K check.
4838 * config/mips/mips.c (mips_cpu_info_table): Add tune_flags fields.
4840 (override_options): Remove deprecation code. Use branch-likely
4841 instructions for optimize_size or if the tuning flags do not
4842 suggest otherwise. Tweak warning.
4843 (mips_matching_cpu_name_p, mips_parse_cpu): Use ARRAY_SIZE.
4845 2007-09-27 Matthias Klose <doko@ubuntu.com>
4847 * config/i386/t-linux64 (MULTILIB_OSDIRNAMES): Use ../lib32 as the
4848 multilib osdirname if it exists.
4849 * config/rs6000/t-linux64 (MULTILIB_OSDIRNAMES): Likewise.
4851 2007-09-27 Ian Lance Taylor <iant@google.com>
4853 PR tree-optimization/33565
4854 * tree-ssa-loop-ch.c (copy_loop_headers): Set TREE_NO_WARNING on
4855 assignments of comparisons.
4856 * tree-ssa-sccvn.c (simplify_binary_expression): Add stmt
4857 parameter. Change caller. Defer overflow warnings around call to
4859 * fold-const.c (fold_undefer_overflow_warnings): Don't warn if
4860 TREE_NO_WARNING is set on the statement.
4861 * tree-ssa-forwprop.c
4862 (tree_ssa_forward_propagate_single_use_vars): Don't test
4863 TREE_NO_WARNING when calling fold_undefer_overflow_warnings.
4864 * tree-cfg.c (fold_cond_expr_cond): Likewise.
4866 2007-09-27 Joseph Myers <joseph@codesourcery.com>
4868 * config/rs6000/rs6000.c (rs6000_legitimize_address): Do not
4869 reduce offset by units of 0x10000 for SPE vector modes or modes
4870 used with E500 double instructions.
4872 2007-09-04 Paolo Bonzini <bonzini@gnu.org>
4874 * simplify-rtx.c (comparison_result): New.
4875 (simplify_const_relational_operation): Use it instead of the five
4876 "equal|op[01]ltu?" variables; consequently remove redundant "else"s.
4877 Improve bounds-checking optimizations; remove subsumed POPCOUNT
4878 optimizations. Extract nonzero_address_p optimizations into a
4879 separate "if" together with optimizations where op1 is const0_rtx.
4880 Optimize comparing an IOR with zero. Simplify op0 RELOP op0 for
4881 floating-point arguments too when appropriate. Hoist test for ABS
4882 outside the final switch statement.
4883 * cse.c (fold_rtx): Don't look for an IOR equivalent of
4884 folded_arg0 if we found a constant equivalent. Remove
4885 transformations done in simplify-rtx.c for "op0 RELOP op0".
4887 2007-09-27 Jakub Jelinek <jakub@redhat.com>
4889 * builtins.c (expand_builtin, expand_builtin_object_size,
4890 expand_builtin_memory_chk, maybe_emit_chk_warning,
4891 maybe_emit_sprintf_chk_warning): Use new %K format string specifier
4893 * expr.c (expand_expr_real_1): Likewise.
4894 * langhooks-def.h (struct diagnostic_info): Add forward decl.
4895 (lhd_print_error_function): Add third argument.
4896 * langhooks.h (struct diagnostic_info): Add forward decl.
4897 (struct lang_hooks): Add third argument to print_error_function.
4898 * diagnostic.h (diagnostic_info): Add abstract_origin field.
4899 (diagnostic_last_function_changed, diagnostic_set_last_function): Add
4901 (diagnostic_report_current_function): Likewise.
4902 * toplev.c (announce_function): Pass NULL as second argument to
4903 diagnostic_set_last_function.
4904 * diagnostic.c (diagnostic_report_current_function): Add second
4905 argument, pass it as third argument to lang_hooks.print_error_function.
4906 (default_diagnostic_starter): Pass DIAGNOSTIC as second argument
4907 to diagnostic_report_current_function.
4908 (diagnostic_report_diagnostic): Initialize diagnostic->abstract_origin
4909 and message.abstract_origin.
4910 (verbatim): Initialize abstract_origin.
4911 * pretty-print.h (text_info): Add abstract_origin field.
4912 * pretty-print.c (pp_base_format): Handle %K.
4913 * langhooks.c (lhd_print_error_function): Add third argument. If
4914 diagnostic->abstract_origin, print virtual backtrace.
4915 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
4916 gcc_cdiag_char_table, gcc_cxxdiag_char_table): Support %K.
4917 (init_dynamic_diag_info): Likewise.
4919 2007-09-26 David Daney <ddaney@avtrex.com>
4922 * config/mips/mips.md (sync_compare_and_swap<mode>, sync_old_add<mode>,
4923 sync_new_add<mode>, sync_old_<optab><mode>, sync_new_<optab><mode>,
4924 sync_old_nand<mode>, sync_new_nand<mode>,
4925 sync_lock_test_and_set<mode>): Fix '&' constraint modifiers.
4926 Update length attributes.
4927 (sync_add<mode>, sync_sub<mode>, sync_old_sub<mode>,
4928 sync_new_sub<mode>, sync_<optab><mode>, sync_nand<mode>): Update
4930 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP, MIPS_SYNC_OP,
4931 MIPS_SYNC_OLD_OP, MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND,
4932 MIPS_SYNC_OLD_NAND, MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE): Add
4935 2007-09-26 Richard Guenther <rguenther@suse.de>
4937 PR tree-optimization/33563
4938 * tree-ssa-dse.c (get_use_of_stmt_lhs): Rename to ...
4939 (get_kill_of_stmt_lhs): ... this. Re-structure. Handle
4941 (dse_optimize_stmt): Call get_kill_of_stmt_lhs instead of
4942 get_use_of_stmt_lhs.
4944 2007-09-26 Joseph Myers <joseph@codesourcery.com>
4947 * c-common.c (complete_array_type): Diagnose too-large arrays and
4948 set type to error_mark_node.
4950 2007-09-26 Richard Guenther <rguenther@suse.de>
4952 PR tree-optimization/30375
4953 PR tree-optimization/33560
4954 * tree-ssa-dse.c (get_use_of_stmt_lhs): Give up on uses
4958 2006-05-22 Aldy Hernandez <aldyh@redhat.com>
4960 * tree-ssa-dse.c (aggregate_vardecl_d): New.
4961 (dse_global_data): Add aggregate_vardecl field.
4962 (dse_possible_dead_store_p): New.
4963 Add prev_defvar variable.
4964 Allow immediate uses and previous immediate uses to differ
4965 if they are setting different parts of the whole.
4966 (get_aggregate_vardecl): New.
4967 (dse_record_partial_aggregate_store): New.
4968 (dse_whole_aggregate_clobbered_p): New.
4969 (dse_partial_kill_p): New.
4970 Call dse_maybe_record_aggregate_store().
4971 When checking whether a STMT and its USE_STMT refer to the
4972 same memory address, check also for partial kills that clobber
4974 Move some variable definitions to the block where they are used.
4975 (aggregate_vardecl_hash): New.
4976 (aggregate_vardecl_eq): New.
4977 (aggregate_vardecl_free): New.
4978 (aggregate_whole_store_p): New.
4979 (tree_ssa_dse): Initialize and free aggregate_vardecl.
4980 Mark which aggregate stores we care about.
4982 2007-09-25 DJ Delorie <dj@redhat.com>
4985 * config/m32c/m32c.c (m32c_immd_dbl_mov): Use INTVAL instead of XINT.
4987 2007-09-25 Michael Meissner <michael.meissner@amd.com>
4990 * config/i386/i386.c (ix86_expand_sse5_unpack): Change to call
4991 gen_sse5_pperm_sign_v4si_v2di and gen_sse5_pperm_zero_v4si_v2di
4992 for vector int32 -> int64 conversions. Don't write beyond the end
4993 of the allocated vector for int32 -> int64 conversions.
4995 2007-09-25 Revital Eres <eres@il.ibm.com>
4997 * config/rs6000/paired.h (paired_sel): New.
4998 * config/rs6000/rs6000.c (bdesc_3arg): Add selv2sf4.
4999 (rs6000_expand_ternop_builtin): Pass zero const_double operand
5000 when expanding selv2sf.
5001 * config/rs6000/rs6000.h (rs6000_builtins): Add
5002 PAIRED_BUILTIN_SELV2SF4.
5004 2007-09-25 Joseph Myers <joseph@codesourcery.com>
5007 * c-typeck.c (default_conversion): Call require_complete_type
5008 before perform_integral_promotions.
5009 (build_unary_op): Call require_complete_type except for ADDR_EXPR.
5010 (build_c_cast): Call require_complete_type except for casts to
5012 (convert_for_assignment): Call require_complete_type.
5014 2007-09-25 Revital Eres <eres@il.ibm.com>
5016 * config/spu/spu.md: Fix doloop pattern.
5018 2007-09-25 Bernd Schmidt <bernd.schmidt@analog.com>
5020 * config/bfin/bfin.c (expand_prologue_reg_save,
5021 expand_epilogue_reg_restore): Code to save and restore I/M/B/L regs
5022 and ASTAT moved here...
5023 (expand_interrupt_handler_prologue, expand_interrupt_handler_epilogue):
5024 ... from here. New argument ALL; callers changed.
5025 (n_regs_saved_by_prologue): Count ASTAT for plain saveall functions.
5026 (bfin_expand_prologue, bfin_expand_epilogue): Deal with functions that
5027 have the "saveall" attribute.
5029 2007-09-25 Hans-Peter Nilsson <hp@bitrange.com>
5031 * config/mmix/mmix.h (FUNCTION_INCOMING_ARG_REGNO_P): Don't define
5033 (INCOMING_REGNO, OUTGOING_REGNO): Define.
5034 * config/mmix/mmix.c (mmix_opposite_regno): New function.
5035 * config/mmix/mmix-protos.h (mmix_opposite_regno): Prototype.
5037 * config/mmix/mmix.md ("*cmpcc_folded"): In condition, gate
5038 with REG_P tests before REGNO access.
5040 2007-09-24 DJ Delorie <dj@redhat.com>
5043 * config/m32c/cond.md (stzx_reversed_<mode>): Add an output
5045 (movqicc_<code>_<mode>): Likewise.
5046 (movhicc_<code>_<mode>): Likewise.
5048 2007-09-24 Rask Ingemann Lambertsen <rask@sygehus.dk>
5051 * config/m32c/m32c.c (m32c_eh_return_data_regno): Leave an address
5052 register for reload.
5054 2007-09-24 Danny Smith <dannysmith@user.sourceforge.net>
5057 * config/i386/i386.c (ix86_comp_type_attributes): Check
5060 2007-09-24 Roman Zippel <zippel@linux-m68k.org>
5062 * config/m68k/m68k.h (ASM_OUTPUT_ALIGN_WITH_NOP): New, use
5063 "move.l %a4,%a4" to produce nops.
5064 * config/m68k/m68k.c (override_options): Reset align options,
5065 if neccessary align macro isn't avaible.
5067 2007-09-24 Roman Zippel <zippel@linux-m68k.org>
5069 config/m68k/linux.h (PREFERRED_STACK_BOUNDARY): New.
5071 2007-09-24 Roman Zippel <zippel@linux-m68k.org>
5073 * config/m68k/m68k.c (strict_low_part_peephole_ok): Don't leave
5075 * config/m68k/m68k.md (movsi_m68k): Allow certain constant when
5076 reload is completed.
5077 (peephole pattern): Convert most of them to RTL peephole pattern.
5079 2007-09-24 Roman Zippel <zippel@linux-m68k.org>
5081 * config/m68k/m68k.c (notice_update_cc): Recognize fp compare
5082 (moved from fp compare patterns).
5083 * config/m68k/m68k.md (cmp<mode>, cmp<mode>_68881, cmp<mode>_cf):
5084 Cleanup predicates to relieve reload.
5085 (conditional_trap): Reject conditional trap with fp condition.
5086 * config/m68k/predicates.md (fp_src_operand): New, reject
5087 certain constants early.
5089 2007-09-24 Roman Zippel <zippel@linux-m68k.org>
5091 * final.c (final_scan_insn): Remove accidentally duplicated code.
5093 2007-09-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
5095 * config.gcc (powerpc*-*-*): --with-cpu=cell is a 64bit CPU.
5096 Allow --with-tune=cell and --with-cpu=cell.
5098 2007-09-24 David Edelsohn <edelsohn@gnu.org>
5100 * config/rs6000/rs6000-protos.h (rs6000_emit_swrsqrtsf): Declare.
5101 * config/rs6000/rs6000.opt (swdiv): Change option to ...
5103 * config/rs6000/rs6000.c (rs6000_builtin_reciprocal): New
5105 (TARGET_BUILTIN_RECIPROCAL): Use it.
5106 (rs6000_builtin_expand): Expand recip, recipf, and rsqrtf.
5107 (rs6000_init_builtins): Initialize recip, recipf, and rsqrtf.
5108 (rs6000_emit_swrsqrtsf): New.
5109 * config/rs6000/rs6000.h (rs6000_builtins): Add recip, recipf, and
5111 * config/rs6000/rs6000.md (UNSPEC_RSQRT): Define.
5112 (divsf3): Remove swdiv support.
5115 (rsqrt_internal1): New.
5116 (divdf3): Remove swdiv support.
5119 2007-09-24 Jakub Jelinek <jakub@redhat.com>
5122 * langhooks.h (struct lang_hooks_for_types): Add type_hash_eq
5124 * langhooks-def.h (LANG_HOOKS_TYPE_HASH_EQ): Define.
5125 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add LANG_HOOKS_TYPE_HASH_EQ.
5126 * tree.c (type_hash_eq): For FUNCTION_TYPE use
5127 lang_hooks.type.type_hash_eq in addition to generic tests.
5129 2007-09-24 Pranav Bhandarkar <pranav.bhandarkar@celunite.com>
5130 Ramana Radhakrishnan <ramana@hercules.pun.celunite.com>
5132 * tree-inline.h (eni_weights): Add field target_builtin_cost to
5133 reflect the cost per call to a target specific builtin.
5134 * tree-inline.c (estimate_num_insns_1): If it is a CALL_EXPR for a
5135 call to a target specific builtin, then use target_builtin_call_cost.
5136 (init_inline_once): Initialize target_builtin_call_cost field.
5138 2007-09-24 Kai Tietz <kai.tietz@onevision.com>
5141 * config/i386/i386.c (return_in_memory_ms_64): Handle return types for
5144 2007-09-23 H.J. Lu <hongjiu.lu@intel.com>
5146 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
5147 * configure: Regenerated.
5149 2007-09-23 Ollie Wild <aaw@google.com>
5151 * fold-const.c (fold_binary): Fold BIT_AND_EXPR's with a pointer
5153 (get_pointer_modulus_and_residue): New function.
5155 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
5157 * config/mips/mips.c (build_mips16_call_stub): On 64-bit targets,
5158 combine an SC return value into a single register.
5160 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
5162 * opth-gen.awk (target_flags_explicit): Declare.
5163 * toplev.h (target_flags_explicit): Delete declaration.
5164 * toplev.c (target_flags): Likewise.
5165 * config/mips/mips.h (mips_llsc_setting, mips_llsc): Delete.
5166 (GENERATE_SYNC, GENERATE_LL_SC): Redefine using target_explicit_flags.
5167 Never return true for TARGET_MIPS16.
5168 * config/mips/mips.c (mips_llsc): Delete.
5169 (mips_handle_option): Remove -mllsc handling.
5170 (mips_strip_unspec_address): Tweak comment.
5171 * config/mips/mips.opt (mllsc): Use a target mask.
5173 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
5175 * doc/tm.texi (POINTERS_EXTEND_UNSIGNED): Document extensions to
5176 word_mode as well as Pmode.
5178 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
5180 * function.c (assign_parm_setup_block): Explicitly convert BLKmode
5181 parameters from word_mode to the subword type if such a truncation
5184 2007-09-23 Jakub Jelinek <jakub@redhat.com>
5186 * configure.ac (MAKEINFO): Handle makeinfo version 4.10 and above.
5187 * configure: Regenerated.
5189 2007-09-23 Jan Hubicka <jh@suse.cz>
5191 * params.def (INLINE_CALL_COST): Set to 12.
5192 * invoke.texi (inline-call-cost): Update default value.
5194 2007-09-23 Eric Botcazou <ebotcazou@adacore.com>
5196 * config/alpha/alpha.md (movti): Use operand_subword for the split.
5198 2007-09-23 Ayal Zaks <zaks@il.ibm.com>
5199 Revital Eres <eres@il.ibm.com>
5201 * modulo-sched.c (doloop_register_get): Rewrite the loop which
5202 checks whether the count_reg is found outside the control part.
5204 2007-09-23 Jakub Jelinek <jakub@redhat.com>
5206 * expr.c (expand_expr_real_1) <case CALL_EXPR>: Use get_callee_fndecl
5207 instead of checking CALL_EXPR_FN directly to test for builtins.
5208 If error or warning attributes are present, print
5209 error resp. warning.
5210 * c-common.c (handle_error_attribute): New function.
5211 (c_common_attribute_table): Add error and warning
5213 * doc/extend.texi: Document error and warning attributes.
5215 * tree.h (block_nonartificial_location): New prototype.
5216 * tree.c (block_nonartificial_location): New function.
5217 * dwarf2out.c (gen_subprogram_die): Add DW_AT_artificial
5218 if artificial attribute is present on abstract inline decl.
5219 * c-common.c (handle_artificial_attribute): New function.
5220 (c_common_attribute_table): Add artificial attribute.
5221 * final.c (override_filename, override_linenum): New variables.
5222 (final_scan_insn): For DBX_DEBUG or SDB_DEBUG, set override_filename
5223 and override_linenum if inside of a block inlined from
5224 __attribute__((__artificial__)) function.
5225 (notice_source_line): Honor override_filename and override_linenum.
5226 * doc/extend.texi: Document __attribute__((__artificial__)).
5227 * config/i386/emmintrin.h: Add __artificial__ attribute to
5228 all __always_inline__ functions.
5229 * config/i386/mmintrin.h: Likewise.
5230 * config/i386/tmmintrin.h: Likewise.
5231 * config/i386/mm3dnow.h: Likewise.
5232 * config/i386/pmmintrin.h: Likewise.
5233 * config/i386/ammintrin.h: Likewise.
5234 * config/i386/xmmintrin.h: Likewise.
5235 * config/i386/smmintrin.h: Likewise.
5236 * config/i386/bmmintrin.h: Likewise.
5237 * config/i386/mmintrin-common.h: Likewise.
5240 * expr.c (expand_constructor): New function.
5241 (expand_expr_real_1) <case CONSTRUCTOR>: Call it.
5242 (expand_expr_real_1) <case ARRAY_REF>: Call it if VALUE is
5245 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
5247 * config/mips/mips.c (dump_constants_1): Generalize to include
5248 fractional and accumulator modes.
5250 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
5252 * config/mips/mips.h (ISA_HAS_DSP, ISA_HAS_DSPR2): New macros.
5253 * config/mips/mips.c (mips_set_mips16_mode): Don't clear the DSP
5255 (override_options): Check TARGET_HARD_FLOAT_ABI instead of
5256 TARGET_HARD_FLOAT when testing whether -mpaired-single is
5258 (mips_conditional_register_usage): Check ISA_HAS_DSP instead of
5260 * config/mips/constraints.md (ka): Check ISA_HAS_DSPR2 instead of
5262 * config/mips/mips.md (ANYF): Require TARGET_HARD_FLOAT for V2SF.
5263 (mulv2sf3, movv2sf, movv2sf_hardfloat_64bit): Require
5265 (<u>mulsidi3_32bit_internal, <u>msubsidi4, <u>maddsidi4): Check
5266 ISA_HAS_DSPR2 instead of TARGET_HAS_DSPR2.
5267 * config/mips/mips-dsp.md: Use ISA_HAS_DSP instead of TARGET_HAS_DSP
5269 * config/mips/mips-dspr2.md: Likewise ISA_HAS_DSPR2 and
5271 * config/mips/mips-fixed.md: Use ISA_HAS_DSP and ISA_HAS_DSPR2
5272 instead of TARGET_HAS_DSP and TARGET_HAS_DSPR2.
5273 * config/mips/mips-ps-3d.md: Add TARGET_HARD_FLOAT to V2SF patterns.
5275 2007-09-22 Jason Merrill <jason@redhat.com>
5278 * attribs.c (lookup_attribute_spec): Split out...
5279 (decl_attributes): From here.
5280 * tree.h: Declare it.
5282 2007-09-22 Richard Sandiford <rsandifo@nildram.co.uk>
5284 * doc/sourcebuild.texi: Document dg-add-options mips16_attribute.
5286 2007-09-22 Eric Botcazou <ebotcazou@adacore.com>
5288 * tree-inline.c (remap_type_1): Correctly chain variants.
5290 2007-09-22 Richard Guenther <rguenther@suse.de>
5292 PR tree-optimization/33146
5293 * fold-const.c (fold_binary): Use the original tree for negating.
5294 * tree.h (STRIP_SIGN_NOPS): Converting from or to pointer
5295 also changes "sign".
5297 2007-09-22 Eric Botcazou <ebotcazou@adacore.com>
5300 * except.c (finish_eh_generation): Call commit_edge_insertions if
5301 there are insns queued on the entry edge.
5302 * config/alpha/alpha.c (alpha_gp_save_rtx): Insert the insns on
5305 2007-09-22 Richard Sandiford <rsandifo@nildram.co.uk>
5307 * doc/sourcebuild.texi (dg-add-c99-runtime-options): Document.
5309 2007-09-19 Michael Meissner <michael.meissner@amd.com>
5311 * config/i386/i386.c: Delete trailing whitespace.
5312 * config/i386/i386.h: Ditto.
5313 * config/i386/bmmintrin.h: Ditto.
5314 * config/i386/sync.md: Ditto.
5315 * config/i386/ppro.md: Ditto.
5316 * config/i386/mmx.md: Ditto.
5317 * config/i386/constraints.md: Ditto.
5318 * config/i386/sse.md: Ditto.
5319 * config/i386/athlon.md: Ditto.
5320 * config/i386/i386.md: Ditto.
5322 2007-09-21 Richard Guenther <rguenther@suse.de>
5324 PR tree-optimization/33508
5325 * tree-ssa-alias.c (mark_aliases_call_clobbered): Avoid
5326 quadratic loop by keeping a bitmap of variables we have
5327 to clobber all subvariables for.
5328 (set_initial_properties): Likewise.
5330 2007-09-21 Richard Sandiford <rsandifo@nildram.co.uk>
5332 * config/mips/t-sde (TARGET_LIBGCC2_CFLAGS): Delete.
5334 2007-09-20 Nigel Stephens <nigel@mips.com>
5335 Chao-ying Fu <fu@mips.com>
5337 * c-decl.c (finish_declspecs): When _Sat is used without
5338 _Fract or _Accum, set the default type to cts_fract.
5339 This avoids a warning of "type defaults to int".
5341 2007-09-20 Joseph Myers <joseph@codesourcery.com>
5343 * c-decl.c (check_bitfield_type_and_width): Don't allow _Bool
5344 bit-fields wider than one bit.
5346 2007-09-20 Jakub Jelinek <jakub@redhat.com>
5349 * dwarf2out.c (modified_type_die): Handle TYPE_DECL with NULL
5351 * dbxout.c (dbxout_type): Likewise.
5355 * gimplify.c (gimplify_vla_decl): New function.
5356 (gimplify_decl_expr): Move VLA decl handling to gimplify_vla_decl.
5358 (gimplify_target_expr): Handle variable length TARGET_EXPRs.
5360 2007-09-20 Richard Sandiford <rsandifo@nildram.co.uk>
5362 * doc/invoke.texi (-minterlink-mips16): Document.
5363 * config/mips/mips.opt (minterlink-mips16): New option.
5364 * config/mips/mips.c (mips_function_ok_for_sibcall): Handle
5367 2007-09-20 Joseph Myers <joseph@codesourcery.com>
5369 * doc/extend.texi (Attribute Syntax): Remove old speculative
5372 2007-09-20 Mark Shinwell <shinwell@codesourcery.com>
5374 * combine.c: Include cgraph.h.
5375 (setup_incoming_promotions): Rework to allow more aggressive
5376 elimination of sign extensions when all call sites of the
5377 current function are known to lie within the current unit.
5379 2007-09-20 Richard Sandiford <rsandifo@nildram.co.uk>
5381 * dse.c (find_shift_sequence): No-op rework of control flow.
5383 2007-09-19 Richard Sandiford <rsandifo@nildram.co.uk>
5385 * config/mips/mips.c (build_mips16_call_stub): Tidy. Fix second
5386 GPR for DCmode on 64-bit targets. Remove redundant fallback.
5388 2007-09-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
5390 * cfgexpand.c (dump_stack_var_partition): Use the correct
5391 index for the offset.
5393 2007-09-19 Joseph Myers <joseph@codesourcery.com>
5395 * config/mips/sde.h: Switch to GPLv3.
5397 2007-09-19 Eric Botcazou <ebotcazou@adacore.com>
5399 * tree-sra.c (decide_block_copy): Decide if there are groups.
5401 2007-09-19 Roman Zippel <zippel@linux-m68k.org>
5403 * config/m68k/m68k.c (output_move_himode): Remove jump table
5405 config/m68k/m68k.md (lea): Likewise.
5406 * config/m68k/m68k.c (print_operand_address): Use simple pc
5407 relative addressing.
5409 2007-09-19 Bernd Schmidt <bernd.schmidt@analog.com>
5411 * doc/tm.texi (IS_ASM_LOGICAL_LINE_SEPARATOR): Document new argument.
5412 * final.c (IS_ASM_LOGICAL_LINE_SEPARATOR): Provide two-argument
5414 (asm_insn_count): Pass template as second argument to it.
5415 * config/avr/avr.h (IS_ASM_LOGICAL_LINE_SEPARATOR): Likewise.
5416 * config/pa/pa.h (IS_ASM_LOGICAL_LINE_SEPARATOR): Likewise.
5417 * config/stormy16/stormy16.h (IS_ASM_LOGICAL_LINE_SEPARATOR): Likewise.
5418 * config/cris/cris.h (IS_ASM_LOGICAL_LINE_SEPARATOR): Likewise.
5419 * config/sh/sh.c (IS_ASM_LOGICAL_LINE_SEPARATOR): Likewise.
5420 (sh_insn_length_adjustment): Pass template as second argument to it.
5421 * config/bfin/bfin.h (IS_ASM_LOGICAL_LINE_SEPARATOR): New macro.
5423 * config/bfin/bfin.md (define_asm_attributes): New.
5425 2007-09-19 Jie Zhang <jie.zhang@analog.com>
5427 * config.gcc (bfin*-linux-uclibc*): Add ./linux-sysroot-suffix.h
5429 * config/bfin/print-sysroot-suffix.sh: New.
5430 * config/bfin/t-bfin-elf (EXTRA_PARTS): Remove.
5431 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES, MULTILIB_MATCHES,
5432 MULTILIB_EXCEPTIONS): Redefine with new multilibs.
5433 * config/bfin/t-bfin-uclinux (EXTRA_PARTS): Remove.
5434 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES, MULTILIB_MATCHES,
5435 MULTILIB_EXCEPTIONS): Redefine with new multilibs.
5436 * config/bfin/t-bfin-linux (EXTRA_PARTS): Remove.
5437 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES, MULTILIB_MATCHES,
5438 MULTILIB_EXCEPTIONS): Redefine with new multilibs.
5439 (linux-sysroot-suffix.h): New target.
5440 * config/bfin/bfin.opt (mcsync-anomaly): Use Var instead of Mask.
5441 (mspecld-anomaly): Likewise.
5442 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Renamed from
5443 (enum bfin_cpu): ... this. Add BFIN_CPU_BF522, BFIN_CPU_BF525,
5444 BFIN_CPU_BF527, BFIN_CPU_BF538, BFIN_CPU_BF539, BFIN_CPU_BF542,
5445 BFIN_CPU_BF544, BFIN_CPU_BF548, and BFIN_CPU_BF549.
5446 (bfin_si_revision): Declare.
5447 (bfin_workarounds): Declare.
5448 (WA_SPECULATIVE_LOADS): Define.
5449 (ENABLE_WA_SPECULATIVE_LOADS): Define.
5450 (WA_SPECULATIVE_SYNCS): Define.
5451 (ENABLE_WA_SPECULATIVE_SYNCS): Define.
5452 * config/bfin/elf.h (STARTFILE_SPEC): Rename crt532.o to basiccrt.o.
5453 (LIB_SPEC): Add %s to the linker scripts.
5454 Use proper linker script for bf522, bf525, bf527,
5455 bf538, bf539, bf542, bf544, bf548, and bf549.
5456 * config/bfin/bfin.c (bfin_si_revision): Define.
5457 (bfin_workarounds): Define.
5458 (struct bfin_cpu): New.
5460 (bfin_handle_option): Handle silicon revision part of -mcpu option.
5461 (override_options): Set bfin_workarounds.
5462 (length_for_loop): Replace TARGET_CSYNC_ANOMALY with
5463 ENABLE_WA_SPECULATIVE_SYNCS, TARGET_SPECLD_ANOMALY with
5464 ENABLE_WA_SPECULATIVE_LOADS.
5465 (bfin_reorg): Likewise.
5466 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
5467 macros for bf522, bf525, bf527, bf538, bf539,
5468 bf542, bf544, bf548, and bf549.
5469 Define __SILICON_REVISION__ and __WORKAROUND_* macros if needed.
5470 Don't define __ID_SHARED_LIB__ when -msep-data.
5471 (TARGET_DEFAULT): Define as 0.
5472 (DRIVER_SELF_SPECS): Add -mcpu=bf532 if no -mcpu option.
5473 * doc/invoke.texi (Blackfin Options): Document silicon
5474 revision part of -mcpu option and it now accepts bf522, bf525,
5475 bf527, bf538, bf539, bf542, bf544, bf548, and bf549.
5477 2007-09-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5479 * alias.c (memory_modified_1): Deconstify.
5480 (memory_modified_in_insn_p): Don't use const_note_stores.
5481 * rtl.h (const_note_stores): Delete.
5482 * rtlanal.c (const_note_stores): Likewise.
5484 2007-09-18 Richard Sandiford <rsandifo@nildram.co.uk>
5486 * dse.c (find_shift_sequence): Temporarily revert to forbidding
5489 2007-09-18 Rask Ingemann Lambertsen <rask@sygehus.dk>
5493 * config/fr30/fr30.md (addsi3): Check REG_P() before calling REGNO().
5494 (addsi_small_int): Likewise.
5495 (addsi_big_int): Use rtx_equal_p() instead of REGNO() comparison.
5496 (one_cmplsi2): Likewise.
5498 (enter_func): Expand insn using hard_frame_pointer_rtx and
5501 * config/fr30/fr30.c (fr30_expand_prologue): Check for
5502 hard_frame_pointer_rtx instead of using REGNO() check.
5503 Properly sign extend GEN_INT() argument.
5505 2007-09-18 Roman Zippel <zippel@linux-m68k.org>
5507 * config/m68k/m68k.c (override_options): Remove USE_GAS,
5509 (output_dbcc_and_branch, output_scc_di): Replace all jbcc
5510 alternatives with just jcc.
5511 * config/m68k/m68k.md (addsi_lshrsi_31, beq0_di, bne0_di,
5512 bge0_di, blt0_di, bgtu, bltu, bgeu, bleu, bgtu_rev,
5513 bltu_rev, bgeu_rev, bleu_rev, jump, dbne_hi, dbne_si,
5514 dbge_hi, dbge_si): Likewise.
5516 2007-09-18 Roman Zippel <zippel@linux-m68k.org>
5518 * config/m68k/m68k.md (beq, bne, bgt, blt, bge, ble, bordered,
5519 bunordered, buneq, bunge, bungt, bunle, bunlt, bltgt, beq_rev,
5520 bne_rev, bgt_rev, blt_rev, bge_rev, ble_rev, bordered_rev,
5521 bunordered_rev, buneq_rev, bunge_rev, bungt_rev, bunle_rev,
5522 bunlt_rev, bltgt_rev): Replace all fbcc with fjcc.
5524 2007-09-18 Maxim Kuvyrkov <maxim@codesourcery.com>
5526 * config/m68k/m68k-devices.def (51qe): New device.
5527 * config/m68k/m68k.c (FL_FOR_isa_c): Remove division unit. Add it
5528 to all uses of FL_FOR_isa_c for compatibility.
5529 (all_microarchs): Add cfv1 microarchitecture.
5530 (m68k_handle_option): Handle m51qe option.
5531 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Handle 51QE.
5532 (TUNE_CFV1): New macro.
5533 (enum uarch_type): Add ucfv1.
5534 * doc/invoke.texi: Document 51qe device and cfv1 microarchitecture.
5536 2007-09-18 Richard Guenther <rguenther@suse.de>
5538 PR tree-optimization/31863
5539 * tree-ssa-structalias.c (create_variable_info_for): Always
5540 free the fieldstack.
5542 2007-09-18 Dorit Nuzman <dorit@il.ibm.com>
5544 * opts.c (decode_options): Enable vectorization under -O3.
5546 2007-09-18 Richard Guenther <rguenther@suse.de>
5548 PR tree-optimization/33340
5549 * tree-ssa-sccvn.c (set_ssa_val_to): Do not set values to
5550 SSA_NAMEs that occur in abnormal PHI nodes.
5552 2007-09-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5554 * tree-cfg.c (is_ctrl_altering_stmt, tree_block_ends_with_call_p):
5555 Don't use const_get_call_expr_in.
5556 * tree-gimple.c (const_get_call_expr_in): Delete.
5557 * tree-gimple.h (const_get_call_expr_in): Likewise.
5559 2007-09-18 Richard Sandiford <rsandifo@nildram.co.uk>
5561 * df-scan.c (df_notes_rescan): Do nothing if the instruction does
5562 not yet have a basic block.
5563 * dse.c (find_shift_sequence): Don't set DF_NO_INSN_RESCAN.
5565 2007-09-18 Richard Sandiford <rsandifo@nildram.co.uk>
5567 * config/mips/mips.c (mips_file_start): Add ".previous" directives
5568 to both ".section"s.
5570 2007-09-17 Richard Sandiford <rsandifo@nildram.co.uk>
5572 * config/mips/mips.c (mips_output_mi_thunk): Use
5573 mips_function_ok_for_sibcall and const_call_insn_operand
5574 to determine if a direct sibcall is allowed. Use
5575 mips_classify_symbol to determine a global pointer is needed.
5577 2007-09-17 Richard Sandiford <rsandifo@nildram.co.uk>
5579 * config/mips/mips.md (*clear_upper32): Use "W" as the memory operand.
5581 2007-09-17 Chao-ying Fu <fu@mips.com>
5582 Nigel Stephens <nigel@mips.com>
5584 * config/fixed-bit.h: New file.
5585 * config/fixed-bit.c: New file.
5586 * doc/libgcc.texi (Fixed-point fractional library routines): New node.
5588 2007-09-18 Jakub Jelinek <jakub@redhat.com>
5590 * c-format.h (format_kind_info): Add alloc_char field.
5591 * c-format.c (scanf_flag_specs): Add 'm'.
5592 (scanf_flag_pairs): Add 'a', 'm' pair.
5593 (scan_char_table): Allow 'm' modifier for c, s, [, C and S.
5594 (format_types_orig): Add alloc_char fields.
5595 (check_format_info_main): Rename aflag to alloc_flag.
5596 Handle fki->alloc_char. modifier after width and before length
5597 modifiers. Move FMT_FLAG_SCANF_A_KLUDGE handling before
5598 length modifiers as well.
5599 * config/sol2-c.c (solaris_format_types): Add alloc_char field.
5602 * builtins.c (expand_builtin_memory_chk): Handle COMPOUND_EXPRs
5603 returned by build_call_expr.
5605 2007-09-17 Eric Botcazou <ebotcazou@adacore.com>
5607 * tree-sra.c (maybe_lookup_element_for_expr) <COMPONENT_REF>: Return
5608 NULL for variable-sized records too.
5609 (sra_walk_expr) <COMPONENT_REF>: Stop at variable-sized records too.
5611 2007-09-17 Tom Tromey <tromey@redhat.com>
5613 * c-decl.c (pushdecl): Don't set DECL_LANG_SPECIFIC.
5614 (c_builtin_function): Likewise.
5615 (grokdeclarator): Likewise.
5617 2007-09-17 Zdenek Dvorak <ook@ucw.cz>
5619 PR rtl-optimization/26449
5620 * loop-invariant.c (move_invariant_reg): Do not use force_operand.
5621 (seq_insns_valid_p): Removed.
5623 2007-09-17 Eric Botcazou <ebotcazou@adacore.com>
5625 * tree-nomudflap.c (gate_mudflap): New static function.
5626 (pass_mudflap_1): Use it as gate function.
5627 (pass_mudflap_2): Likewise.
5629 2007-09-17 Jan Hubicka <jh@suse.cz>
5633 * loop-invariant.c (move_invariant_reg): Unshare sequence.
5635 2007-09-17 Victor Kaplansky <victork@il.ibm.com>
5637 PR tree-optimization/33319
5638 * tree-vect-analyze.c (vect_same_range_drs): New.
5639 (vect_vfa_range_equal): New.
5640 (vect_is_duplicate_ddr): Removed.
5641 (vect_mark_for_runtime_alias_test): Do not perform marking when
5642 optimizing for size or max_param for alias checking is zero.
5643 Move the function before vect_analyze_data_ref_dependence.
5644 (vect_analyze_data_ref_dependence): Add call to
5645 vect_mark_for_runtime_alias_test in two cases when dependence
5647 (vect_analyze_data_ref_dependences): Do not call to
5648 vect_mark_for_runtime_alias_test.
5649 (vect_prune_runtime_alias_test_list): New.
5650 (vect_analyze_loop): Add call to vect_prune_runtime_alias_test_list.
5651 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
5652 Update vec_outside_cost.
5653 (vect_vfa_segment_size): More compact code, use TYPE_SIZE_UNIT.
5654 (vect_create_cond_for_alias_checks): Build the base address of data
5655 reference from DR_GROUP_FIRST_DR.
5656 (vect_loop_versioning): New.
5657 (vect_transform_loop): Add a call to vect_loop_versioning.
5658 Remove factored out code.
5660 2007-09-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5663 * expr.c (store_expr): Call adjust_address to change mode of dest_mem
5666 2007-09-16 Richard Sandiford <rsandifo@nildram.co.uk>
5668 * dse.c (find_shift_sequence): Allow word as well as subword shifts.
5669 Do the tentative shift expansion with the DF_NO_INSN_RESCAN flag set.
5670 Fix the call to insn_rtx_cost. Skip access sizes that require a
5671 real truncation of the store register. Use convert_move instead
5672 of gen_lowpart when narrowing the result.
5673 (replace_read): Use convert_move instead of gen_lowpart when
5674 narrowing the store rhs.
5676 2007-09-16 Richard Sandiford <rsandifo@nildram.co.uk>
5678 * config/mips/mips.md (SHORT): Fix long line.
5679 (SUBDI): New mode iterator. Extend the shift-and-truncate insns
5680 to QImode and HImode.
5682 2007-09-16 Richard Sandiford <rsandifo@nildram.co.uk>
5684 * config/mips/mips.h (POINTERS_EXTEND_UNSIGNED): Define.
5686 2007-09-15 Zdenek Dvorak <ook@ucw.cz>
5688 * tree-parloops.c: New file.
5689 * tree-ssa-operands.h (free_stmt_operands): Declare.
5690 * tree-ssa-loop-manip.c (split_loop_exit_edge): Return the new basic
5692 * tree-pass.h (pass_parallelize_loops): Declare.
5693 * omp-low.c (expand_omp_parallel, expand_omp_for): Update SSA form for
5695 (build_omp_regions_1): Allow analysing just a single OMP region and
5697 ( build_omp_regions_root, omp_expand_local): New functions.
5698 (build_omp_regions): Add argument to build_omp_regions_1 call.
5699 * builtins.def (DEF_GOMP_BUILTIN): Initialize OMP builtins when
5700 autoparallelization is run.
5701 * timevar.def (TV_TREE_PARALLELIZE_LOOPS): New.
5702 * tree-ssa-loop.c (gate_tree_parallelize_loops, tree_parallelize_loops,
5703 pass_parallelize_loops): New.
5704 * common.opt (ftree-parallelize-loops): New.
5705 * tree-flow.h (omp_expand_local, tree_duplicate_sese_tail,
5706 parallelize_loops): Declare.
5707 (add_phi_args_after_copy, split_loop_exit_edge): Declaration changed.
5708 * Makefile.in (tree-parloops.o): Added.
5709 * tree-cfg.c (add_phi_args_after_copy_edge, tree_duplicate_sese_tail):
5711 (add_phi_args_after_copy_bb): Use add_phi_args_after_copy_edge.
5712 (add_phi_args_after_copy): Call add_phi_args_after_copy_edge for
5713 one extra edge as well.
5714 (tree_duplicate_sese_region): Add argument to add_phi_args_after_copy.
5715 Use VEC_free to free doms vector.
5716 (move_block_to_fn): Update loop info. Remove phi nodes for virtual
5717 operands. Recompute operand caches in the new function.
5718 (move_sese_region_to_fn): Update loop info.
5719 * passes.c (init_optimization_passes): Add pass_parallelize_loops.
5720 * tree-ssa-operands.c (free_stmt_operands): New function.
5722 * doc/passes.texi: Document autoparallelization.
5723 * doc/invoke.texi (-ftree-parallelize-loops): New option.
5725 2007-09-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5728 * pa.c (function_value): Use GET_MODE_BITSIZE instead of
5731 2007-09-15 Dorit Nuzman <dorit@il.ibm.com>
5733 * tree-vect-transform.c (vect_get_vec_defs_for_stmt_copy): check if
5734 the VEC is not NULL.
5735 (vectorizable_type_demotion, vectorizable_type_promotion): Check that
5736 get_vectype_for_scalar_type succeeded.
5737 (vectorizable_conversion): Likewise.
5739 2007-09-14 Jan Hubicka <jh@suse.cz>
5741 * config/i386/i386.md (*floatdi<mode>2_i387): Guard against
5744 2007-09-14 Uros Bizjak <ubizjak@gmail.com>
5747 * config/i386/i386.md (fmodxf3): Copy operands[2] to temporary
5748 register when operands[2] equals operands[1].
5749 (remainderxf3): Ditto.
5751 2007-09-14 Sandra Loosemore <sandra@codesourcery.com>
5752 Nigel Stephens <nigel@mips.com>
5754 * doc/tm.texi (LIBGCC2_UNWIND_ATTRIBUTE): Document.
5755 * unwind-generic.h (LIBGCC2_UNWIND_ATTRIBUTE): Define.
5756 (_Unwind_RaiseException): Add LIBGCC2_UNWIND_ATTRIBUTE to declaration.
5757 (_Unwind_ForcedUnwind): Likewise.
5758 (_Unwind_Resume): Likewise.
5759 (_Unwind_Resume_or_Rethrow): Likewise.
5760 (_Unwind_Backtrace): Likewise.
5761 (_Unwind_SjLj_RaiseException): Likewise.
5762 (_Unwind_SjLj_ForcedUnwind): Likewise.
5763 (_Unwind_SjLj_Resume): Likewise.
5764 (_Unwind_SjLj_Resume_or_Rethrow): Likewise.
5765 * unwind.inc (_Unwind_RaiseException): Add LIBGCC2_UNWIND_ATTRIBUTE
5767 (_Unwind_ForcedUnwind): Likewise.
5768 (_Unwind_Resume): Likewise.
5769 (_Unwind_Resume_or_Rethrow): Likewise.
5770 (_Unwind_Backtrace): Likewise.
5771 * unwind-compat.c (_Unwind_Backtrace): Likewise.
5772 (_Unwind_ForcedUnwind): Likewise.
5773 (_Unwind_RaiseException): Likewise.
5774 (_Unwind_Resume): Likewise.
5775 (_Unwind_Resume_or_Rethrow): Likewise.
5777 * config/mips/mips.h (LIBGCC2_UNWIND_ATTRIBUTE): Define to force
5778 nomips16 mode when IN_LIBGCC2 with hard float.
5780 2007-09-14 Richard Sandiford <rsandifo@nildram.co.uk>
5782 * config/mips/sdemtk.opt: Update to GPLv3.
5783 * config/mips/sdemtk.h: Likewise.
5785 2007-09-14 Nigel Stephens <nigel@mips.com>
5787 * config.gcc (mips*-*-linux*): Recognise mipsisa32r2 and set
5788 MIPS_ISA_DEFAULT appropriately. Don't make soft-float the default
5789 for mipsisa32-*-linux*.
5791 2007-09-14 Nigel Stephens <nigel@mips.com>
5792 David Ung <davidu@mips.com>
5793 Thiemo Seufer <ths@mips.com>
5794 Richard Sandiford <richard@codesourcery.com>
5796 * config.gcc (mips*-sde-elf*): Add support for the SDE C libraries.
5797 * configure.ac: Add a mipssde threading type.
5798 * configure: Regenerate.
5799 * config/mips/sdemtk.h: New file.
5800 * config/mips/t-sdemtk: Likewise.
5801 * config/mips/sdemtk.opt: Likewise.
5802 * gthr-mipssde.h: Likewise.
5803 * config/mips/sde.h (FUNCTION_PROFILER): Move to config/mips/sdemtk.h.
5804 * config/mips/mips.h (MIPS_SAVE_REG_FOR_PROFILING_P): New macro.
5805 (MIPS_ICACHE_SYNC): New macro, split from ...
5806 * config/mips/mips.md (clear_cache): ...here.
5807 * config/mips/mips.c (mips_save_reg_p): Check
5808 MIPS_SAVE_REG_FOR_PROFILING_P on profiled functions.
5809 (build_mips16_function_stub): Use targetm.strip_name_encoding.
5810 (build_mips16_call_stub): Likewise.
5812 2007-09-14 Richard Sandiford <richard@codesourcery.com>
5814 * Makefile.in (stmp-int-hdrs): Depend on fixinc_list.
5816 2007-09-14 Jakub Jelinek <jakub@redhat.com>
5819 * config/ia64/ia64.c (find_gr_spill): Don't decrement
5820 current_frame_info.n_local_regs. Don't return emitted local regs.
5821 (ia64_compute_frame_size): Improve unwind hack to put
5822 RP, PFS, FP in that order by allowing some of the registers
5823 been already emitted, as long as they are emitted to the
5826 2007-09-14 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5828 * config/spu/vmx2spu.h (vec_extract, vec_insert, vec_lvlx,
5829 vec_lvlxl, vec_lvrx, vec_lvrxl, vec_promote, vec_splats,
5830 vec_stvlx, vec_stvlxl, vec_stvrx, vec_stvrxl): New intrinsics.
5832 2007-09-13 Eric Christopher <echristo@apple.com>
5833 Kenneth Zadeck <zadeck@naturalbridge.com>
5835 * dse.c (find_shift_sequence): New function.
5836 (replace_read): Add case to remove read if it requires shift.
5837 * config/i386/i386.c (ix86_expand_prologue): Fixed typo in comment.
5839 2007-09-13 Tom Tromey <tromey@redhat.com>
5841 * c-common.c (fname_as_string): Update.
5842 * c-parser.c (c_parser) <lex_untranslated_string>: New field.
5843 (c_lex_one_token): Update. Add 'parser' argument.
5844 (c_parser_simple_asm_expr): Update.
5845 (c_parser_attributes): Update.
5846 (c_parser_asm_statement): Update.
5847 (c_parser_asm_operands): Update.
5848 (c_parser_peek_token): Update.
5849 (c_parser_peek_2nd_token): Update.
5850 * c-lex.c (c_lex_string_translate): Remove.
5851 (c_lex_return_raw_strings): Likewise.
5852 (c_lex_with_flags): Added 'lex_flags' argument.
5853 (lex_string): Added 'translate' argument.
5854 * c-pragma.h (c_lex_with_flags): Update.
5855 (c_lex_string_translate, c_lex_return_raw_strings): Remove.
5856 (C_LEX_STRING_NO_TRANSLATE): New define.
5857 (C_LEX_RAW_STRINGS): Likewise.
5859 2007-09-13 Bernd Schmidt <bernd.schmidt@analog.com>
5862 * config/bfin/bfin.c (enum bfin_builtins): Add BFIN_BUILTIN_ONES,
5863 BFIN_BUILTIN_CPLX_MUL_16_S40, BFIN_BUILTIN_CPLX_MAC_16_S40,
5864 BFIN_BUILTIN_CPLX_MSU_16_S40, and BFIN_BUILTIN_CPLX_SQU.
5865 (bfin_init_builtins): Initialize __builtin_bfin_ones,
5866 __builtin_bfin_min_fr1x16, __builtin_bfin_max_fr1x16,
5867 __builtin_bfin_min_fr1x32, __builtin_bfin_max_fr1x32,
5868 __builtin_bfin_cmplx_add, __builtin_bfin_cmplx_sub,
5869 __builtin_bfin_cmplx_mul_s40, __builtin_bfin_cmplx_mac_s40,
5870 __builtin_bfin_cmplx_msu_s40 and __builtin_bfin_csqu_fr16.
5871 (bdesc_1arg): Add __builtin_bfin_ones.
5872 (bfin_expand_builtin): Expand __builtin_bfin_cmplx_mul_s40,
5873 __builtin_bfin_cmplx_mac_s40, __builtin_bfin_cmplx_msu_s40,
5874 and __builtin_bfin_csqu_fr16.
5875 * config/bfin/bfin.md (UNSPEC_ONES): New constant.
5876 (ones): New define_insn.
5877 (ssaddhi3_parts): New define_insn.
5878 (sssubhi3_parts): New define_insn.
5879 (flag_mulhi_parts): New define_insn.
5881 2007-09-13 Seongbae Park <seongbae.park@gmail.com>
5883 * common.opt (femit-class-debug-always): Turn off by default.
5885 2007-09-13 Bernd Schmidt <bernd.schmidt@analog.com>
5887 * config/bfin/bfin.md (reload_outpdi, reload_inpdi): New patterns.
5888 * config/bfin/bfin.c (bfin_secondary_reload): Make sure we use them.
5890 2007-09-13 James E. Wilson <wilson@specifix.com>
5892 PR tree-optimization/33389
5893 * tree-ssa-operands.c (append_vuse): If ann->in_vdef_list true,
5894 then set build_loads before returning.
5896 2007-09-13 Sandra Loosemore <sandra@codesourcery.com>
5897 David Ung <davidu@mips.com>
5899 * config/mips/mips.h (ASM_OUTPUT_REG_PUSH): Replace {d}subu with
5900 {d}addiu and a negative immediate such that it works with MIPS16
5903 2007-09-13 H.J. Lu <hongjiu.lu@intel.com>
5906 * configure.ac (ld_vers): Support Linux linker.
5907 * configure: Regenerated.
5909 2007-09-13 Richard Sandiford <richard@codesourcery.com>
5910 Sandra Loosemore <sandra@codesourcery.com>
5912 * config/mips/mips.h (SYMBOL_FLAG_MIPS16_FUNC): Delete.
5913 (SYMBOL_REF_MIPS16_FUNC_P): Delete.
5914 * config/mips/mips.c (mips_attribute_table): Turn mips16 and
5915 nomips16 into decl attributes.
5916 (TARGET_INSERT_ATTRIBUTES): Override.
5917 (TARGET_MERGE_DECL_ATTRIBUTES): Likewise.
5918 (TARGET_FUNCTION_ATTRIBUTE_INLINABLE_P): Always return true.
5919 (mips_mips16_type_p, mips_nomips16_type_p): Delete in favor of...
5920 (mips_mips16_decl_p, mips_nomips16_decl_p): ...these new functions.
5921 (mips_comp_type_attributes): Remove mips16 and nomips16 handling.
5922 (mips_use_mips16_mode_p): Reimplement as a function that takes
5923 a decl and considers only decl attributes. If the decl is nested
5924 function, use its parent attributes.
5925 (mips_function_ok_for_sibcall): Use mips_use_mips16_mode_p
5926 instead of SYMBOL_REF_MIPS16_FUNC_P.
5927 (mips_set_mips16_mode): Move call to sorry here from old
5928 mips_use_mips16_mode_p.
5929 (mflip_mips16_entry): New structure.
5930 (mflip_mips16_htab): New variable.
5931 (mflip_mips16_htab_hash, mflip_mips16_htab_eq): New functions.
5932 (mflip_mips16_use_mips16_p, mips_insert_attributes): Likewise.
5933 (mips_merge_decl_attributes): New function.
5934 (mips_set_current_function): Reinstate call to mips_set_mips16_mode.
5935 Use mips_use_mips16_mode_p.
5936 (mips_output_mi_thunk): Use mips_use_mips16_mode_p instead of
5937 SYMBOL_REF_MIPS16_FUNC_P.
5938 (mips_encode_section_info): Don't set SYMBOL_FLAG_MIPS16_FUNC.
5940 2007-09-13 Richard Sandiford <richard@codesourcery.com>
5942 * c-parser.c (c_parser_struct_declaration): Check for a null return.
5944 2007-09-13 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
5947 * gcc.c (xputenv): Make argument const, and use CONST_CAST.
5949 2007-09-12 Michael Meissner <michael.meissner@amd.com>
5950 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
5951 Tony Linthicum <tony.linthicum@amd.com>
5953 * tree.h (function_args_iterator): New type to iterate over
5955 (FOREACH_FUNCTION_ARGS_PTR): Iterator macros for iterating over
5956 function arguments providing a pointer to the argument.
5957 (FOREACH_FUNCTION_ARGS): Iterator macros for iterating over
5958 function arguments providing the argument.
5959 (function_args_iter_init): Inline function to initialize
5960 function_args_iterator.
5961 (function_args_iter_cond_ptr): Inline function to return the next
5962 pointer to hold the argument.
5963 (function_args_iter_cond): Inline function to return the next
5965 (function_args_iter_cond_next): Advance the function args iterator.
5966 (stdarg_p): New function, return true if variable argument function.
5967 (prototype_p): New function, return true if function is prototyped.
5968 (function_args_count): New function, count the number of arguments
5971 * tree.c (stdarg_p): New function, return true if variable
5973 (prototype_p): New function, return true if function is prototyped.
5975 * config/i386/i386.h (TARGET_SSE5): New macro for SSE5.
5976 (TARGET_ROUND): New macro for the round/ptest instructions which
5977 are shared between SSE4.1 and SSE5.
5978 (OPTION_MASK_ISA_ROUND): Ditto.
5979 (OPTION_ISA_ROUND): Ditto.
5980 (TARGET_FUSED_MADD): New macro for -mfused-madd swtich.
5981 (TARGET_CPU_CPP_BUILTINS): Add SSE5 support.
5983 * config/i386/i386.opt (-msse5): New switch for SSE5 support.
5984 (-mfused-madd): New switch to give users control over whether the
5985 compiler optimizes to use the multiply/add SSE5 instructions.
5987 * config/i386/i386.c (m_AMD_MULTIPLE): Rename from
5988 m_ATHLON_K8_AMDFAM10, and change all uses.
5989 (enum pta_flags): Add PTA_SSE5.
5990 (ix86_handle_option): Turn off 3dnow if -msse5.
5991 (override_options): Add SSE5 support.
5992 (print_operand): %Y prints comparison codes for SSE5 com/pcom
5994 (ix86_expand_sse_movcc): Add SSE5 support.
5995 (ix86_expand_sse5_unpack): New function to use pperm to unpack a
5996 vector type to the next largest size.
5997 (ix86_expand_sse5_pack): New function to use pperm to pack a
5998 vector type to the next smallest size.
5999 (IX86_BUILTIN_FMADDSS): New for SSE5 intrinsic.
6000 (IX86_BUILTIN_FMADDSD): Ditto.
6001 (IX86_BUILTIN_FMADDPS): Ditto.
6002 (IX86_BUILTIN_FMADDPD): Ditto.
6003 (IX86_BUILTIN_FMSUBSS): Ditto.
6004 (IX86_BUILTIN_FMSUBSD): Ditto.
6005 (IX86_BUILTIN_FMSUBPS): Ditto.
6006 (IX86_BUILTIN_FMSUBPD): Ditto.
6007 (IX86_BUILTIN_FNMADDSS): Ditto.
6008 (IX86_BUILTIN_FNMADDSD): Ditto.
6009 (IX86_BUILTIN_FNMADDPS): Ditto.
6010 (IX86_BUILTIN_FNMADDPD): Ditto.
6011 (IX86_BUILTIN_FNMSUBSS): Ditto.
6012 (IX86_BUILTIN_FNMSUBSD): Ditto.
6013 (IX86_BUILTIN_FNMSUBPS): Ditto.
6014 (IX86_BUILTIN_FNMSUBPD): Ditto.
6015 (IX86_BUILTIN_PCMOV_V2DI): Ditto.
6016 (IX86_BUILTIN_PCMOV_V4SI): Ditto.
6017 (IX86_BUILTIN_PCMOV_V8HI): Ditto.
6018 (IX86_BUILTIN_PCMOV_V16QI): Ditto.
6019 (IX86_BUILTIN_PCMOV_V4SF): Ditto.
6020 (IX86_BUILTIN_PCMOV_V2DF): Ditto.
6021 (IX86_BUILTIN_PPERM): Ditto.
6022 (IX86_BUILTIN_PERMPS): Ditto.
6023 (IX86_BUILTIN_PERMPD): Ditto.
6024 (IX86_BUILTIN_PMACSSWW): Ditto.
6025 (IX86_BUILTIN_PMACSWW): Ditto.
6026 (IX86_BUILTIN_PMACSSWD): Ditto.
6027 (IX86_BUILTIN_PMACSWD): Ditto.
6028 (IX86_BUILTIN_PMACSSDD): Ditto.
6029 (IX86_BUILTIN_PMACSDD): Ditto.
6030 (IX86_BUILTIN_PMACSSDQL): Ditto.
6031 (IX86_BUILTIN_PMACSSDQH): Ditto.
6032 (IX86_BUILTIN_PMACSDQL): Ditto.
6033 (IX86_BUILTIN_PMACSDQH): Ditto.
6034 (IX86_BUILTIN_PMADCSSWD): Ditto.
6035 (IX86_BUILTIN_PMADCSWD): Ditto.
6036 (IX86_BUILTIN_PHADDBW): Ditto.
6037 (IX86_BUILTIN_PHADDBD): Ditto.
6038 (IX86_BUILTIN_PHADDBQ): Ditto.
6039 (IX86_BUILTIN_PHADDWD): Ditto.
6040 (IX86_BUILTIN_PHADDWQ): Ditto.
6041 (IX86_BUILTIN_PHADDDQ): Ditto.
6042 (IX86_BUILTIN_PHADDUBW): Ditto.
6043 (IX86_BUILTIN_PHADDUBD): Ditto.
6044 (IX86_BUILTIN_PHADDUBQ): Ditto.
6045 (IX86_BUILTIN_PHADDUWD): Ditto.
6046 (IX86_BUILTIN_PHADDUWQ): Ditto.
6047 (IX86_BUILTIN_PHADDUDQ): Ditto.
6048 (IX86_BUILTIN_PHSUBBW): Ditto.
6049 (IX86_BUILTIN_PHSUBWD): Ditto.
6050 (IX86_BUILTIN_PHSUBDQ): Ditto.
6051 (IX86_BUILTIN_PROTB): Ditto.
6052 (IX86_BUILTIN_PROTW): Ditto.
6053 (IX86_BUILTIN_PROTD): Ditto.
6054 (IX86_BUILTIN_PROTQ): Ditto.
6055 (IX86_BUILTIN_PROTB_IMM): Ditto.
6056 (IX86_BUILTIN_PROTW_IMM): Ditto.
6057 (IX86_BUILTIN_PROTD_IMM): Ditto.
6058 (IX86_BUILTIN_PROTQ_IMM): Ditto.
6059 (IX86_BUILTIN_PSHLB): Ditto.
6060 (IX86_BUILTIN_PSHLW): Ditto.
6061 (IX86_BUILTIN_PSHLD): Ditto.
6062 (IX86_BUILTIN_PSHLQ): Ditto.
6063 (IX86_BUILTIN_PSHAB): Ditto.
6064 (IX86_BUILTIN_PSHAW): Ditto.
6065 (IX86_BUILTIN_PSHAD): Ditto.
6066 (IX86_BUILTIN_PSHAQ): Ditto.
6067 (IX86_BUILTIN_FRCZSS): Ditto.
6068 (IX86_BUILTIN_FRCZSD): Ditto.
6069 (IX86_BUILTIN_FRCZPS): Ditto.
6070 (IX86_BUILTIN_FRCZPD): Ditto.
6071 (IX86_BUILTIN_CVTPH2PS): Ditto.
6072 (IX86_BUILTIN_CVTPS2PH): Ditto.
6073 (IX86_BUILTIN_COMEQSS): Ditto.
6074 (IX86_BUILTIN_COMNESS): Ditto.
6075 (IX86_BUILTIN_COMLTSS): Ditto.
6076 (IX86_BUILTIN_COMLESS): Ditto.
6077 (IX86_BUILTIN_COMGTSS): Ditto.
6078 (IX86_BUILTIN_COMGESS): Ditto.
6079 (IX86_BUILTIN_COMUEQSS): Ditto.
6080 (IX86_BUILTIN_COMUNESS): Ditto.
6081 (IX86_BUILTIN_COMULTSS): Ditto.
6082 (IX86_BUILTIN_COMULESS): Ditto.
6083 (IX86_BUILTIN_COMUGTSS): Ditto.
6084 (IX86_BUILTIN_COMUGESS): Ditto.
6085 (IX86_BUILTIN_COMORDSS): Ditto.
6086 (IX86_BUILTIN_COMUNORDSS): Ditto.
6087 (IX86_BUILTIN_COMFALSESS): Ditto.
6088 (IX86_BUILTIN_COMTRUESS): Ditto.
6089 (IX86_BUILTIN_COMEQSD): Ditto.
6090 (IX86_BUILTIN_COMNESD): Ditto.
6091 (IX86_BUILTIN_COMLTSD): Ditto.
6092 (IX86_BUILTIN_COMLESD): Ditto.
6093 (IX86_BUILTIN_COMGTSD): Ditto.
6094 (IX86_BUILTIN_COMGESD): Ditto.
6095 (IX86_BUILTIN_COMUEQSD): Ditto.
6096 (IX86_BUILTIN_COMUNESD): Ditto.
6097 (IX86_BUILTIN_COMULTSD): Ditto.
6098 (IX86_BUILTIN_COMULESD): Ditto.
6099 (IX86_BUILTIN_COMUGTSD): Ditto.
6100 (IX86_BUILTIN_COMUGESD): Ditto.
6101 (IX86_BUILTIN_COMORDSD): Ditto.
6102 (IX86_BUILTIN_COMUNORDSD): Ditto.
6103 (IX86_BUILTIN_COMFALSESD): Ditto.
6104 (IX86_BUILTIN_COMTRUESD): Ditto.
6105 (IX86_BUILTIN_COMEQPS): Ditto.
6106 (IX86_BUILTIN_COMNEPS): Ditto.
6107 (IX86_BUILTIN_COMLTPS): Ditto.
6108 (IX86_BUILTIN_COMLEPS): Ditto.
6109 (IX86_BUILTIN_COMGTPS): Ditto.
6110 (IX86_BUILTIN_COMGEPS): Ditto.
6111 (IX86_BUILTIN_COMUEQPS): Ditto.
6112 (IX86_BUILTIN_COMUNEPS): Ditto.
6113 (IX86_BUILTIN_COMULTPS): Ditto.
6114 (IX86_BUILTIN_COMULEPS): Ditto.
6115 (IX86_BUILTIN_COMUGTPS): Ditto.
6116 (IX86_BUILTIN_COMUGEPS): Ditto.
6117 (IX86_BUILTIN_COMORDPS): Ditto.
6118 (IX86_BUILTIN_COMUNORDPS): Ditto.
6119 (IX86_BUILTIN_COMFALSEPS): Ditto.
6120 (IX86_BUILTIN_COMTRUEPS): Ditto.
6121 (IX86_BUILTIN_COMEQPD): Ditto.
6122 (IX86_BUILTIN_COMNEPD): Ditto.
6123 (IX86_BUILTIN_COMLTPD): Ditto.
6124 (IX86_BUILTIN_COMLEPD): Ditto.
6125 (IX86_BUILTIN_COMGTPD): Ditto.
6126 (IX86_BUILTIN_COMGEPD): Ditto.
6127 (IX86_BUILTIN_COMUEQPD): Ditto.
6128 (IX86_BUILTIN_COMUNEPD): Ditto.
6129 (IX86_BUILTIN_COMULTPD): Ditto.
6130 (IX86_BUILTIN_COMULEPD): Ditto.
6131 (IX86_BUILTIN_COMUGTPD): Ditto.
6132 (IX86_BUILTIN_COMUGEPD): Ditto.
6133 (IX86_BUILTIN_COMORDPD): Ditto.
6134 (IX86_BUILTIN_COMUNORDPD): Ditto.
6135 (IX86_BUILTIN_COMFALSEPD): Ditto.
6136 (IX86_BUILTIN_COMTRUEPD): Ditto.
6137 (IX86_BUILTIN_PCOMEQUB): Ditto.
6138 (IX86_BUILTIN_PCOMNEUB): Ditto.
6139 (IX86_BUILTIN_PCOMLTUB): Ditto.
6140 (IX86_BUILTIN_PCOMLEUB): Ditto.
6141 (IX86_BUILTIN_PCOMGTUB): Ditto.
6142 (IX86_BUILTIN_PCOMGEUB): Ditto.
6143 (IX86_BUILTIN_PCOMFALSEUB): Ditto.
6144 (IX86_BUILTIN_PCOMTRUEUB): Ditto.
6145 (IX86_BUILTIN_PCOMEQUW): Ditto.
6146 (IX86_BUILTIN_PCOMNEUW): Ditto.
6147 (IX86_BUILTIN_PCOMLTUW): Ditto.
6148 (IX86_BUILTIN_PCOMLEUW): Ditto.
6149 (IX86_BUILTIN_PCOMGTUW): Ditto.
6150 (IX86_BUILTIN_PCOMGEUW): Ditto.
6151 (IX86_BUILTIN_PCOMFALSEUW): Ditto.
6152 (IX86_BUILTIN_PCOMTRUEUW): Ditto.
6153 (IX86_BUILTIN_PCOMEQUD): Ditto.
6154 (IX86_BUILTIN_PCOMNEUD): Ditto.
6155 (IX86_BUILTIN_PCOMLTUD): Ditto.
6156 (IX86_BUILTIN_PCOMLEUD): Ditto.
6157 (IX86_BUILTIN_PCOMGTUD): Ditto.
6158 (IX86_BUILTIN_PCOMGEUD): Ditto.
6159 (IX86_BUILTIN_PCOMFALSEUD): Ditto.
6160 (IX86_BUILTIN_PCOMTRUEUD): Ditto.
6161 (IX86_BUILTIN_PCOMEQUQ): Ditto.
6162 (IX86_BUILTIN_PCOMNEUQ): Ditto.
6163 (IX86_BUILTIN_PCOMLTUQ): Ditto.
6164 (IX86_BUILTIN_PCOMLEUQ): Ditto.
6165 (IX86_BUILTIN_PCOMGTUQ): Ditto.
6166 (IX86_BUILTIN_PCOMGEUQ): Ditto.
6167 (IX86_BUILTIN_PCOMFALSEUQ): Ditto.
6168 (IX86_BUILTIN_PCOMTRUEUQ): Ditto.
6169 (IX86_BUILTIN_PCOMEQB): Ditto.
6170 (IX86_BUILTIN_PCOMNEB): Ditto.
6171 (IX86_BUILTIN_PCOMLTB): Ditto.
6172 (IX86_BUILTIN_PCOMLEB): Ditto.
6173 (IX86_BUILTIN_PCOMGTB): Ditto.
6174 (IX86_BUILTIN_PCOMGEB): Ditto.
6175 (IX86_BUILTIN_PCOMFALSEB): Ditto.
6176 (IX86_BUILTIN_PCOMTRUEB): Ditto.
6177 (IX86_BUILTIN_PCOMEQW): Ditto.
6178 (IX86_BUILTIN_PCOMNEW): Ditto.
6179 (IX86_BUILTIN_PCOMLTW): Ditto.
6180 (IX86_BUILTIN_PCOMLEW): Ditto.
6181 (IX86_BUILTIN_PCOMGTW): Ditto.
6182 (IX86_BUILTIN_PCOMGEW): Ditto.
6183 (IX86_BUILTIN_PCOMFALSEW): Ditto.
6184 (IX86_BUILTIN_PCOMTRUEW): Ditto.
6185 (IX86_BUILTIN_PCOMEQD): Ditto.
6186 (IX86_BUILTIN_PCOMNED): Ditto.
6187 (IX86_BUILTIN_PCOMLTD): Ditto.
6188 (IX86_BUILTIN_PCOMLED): Ditto.
6189 (IX86_BUILTIN_PCOMGTD): Ditto.
6190 (IX86_BUILTIN_PCOMGED): Ditto.
6191 (IX86_BUILTIN_PCOMFALSED): Ditto.
6192 (IX86_BUILTIN_PCOMTRUED): Ditto.
6193 (IX86_BUILTIN_PCOMEQQ): Ditto.
6194 (IX86_BUILTIN_PCOMNEQ): Ditto.
6195 (IX86_BUILTIN_PCOMLTQ): Ditto.
6196 (IX86_BUILTIN_PCOMLEQ): Ditto.
6197 (IX86_BUILTIN_PCOMGTQ): Ditto.
6198 (IX86_BUILTIN_PCOMGEQ): Ditto.
6199 (IX86_BUILTIN_PCOMFALSEQ): Ditto.
6200 (IX86_BUILTIN_PCOMTRUEQ): Ditto.
6201 (bdesc_ptest): Change OPTION_MASK_ISA_SSE4_1 to
6202 OPTION_MASK_ISA_ROUND for instructions that are shared between
6204 (bdesc_2arg): Ditto.
6205 (bdesc_sse_3arg): Ditto.
6206 (enum multi_arg_type): New enum for describing the various SSE5
6207 intrinsic argument types.
6208 (bdesc_multi_arg): New table for SSE5 intrinsics.
6209 (ix86_init_mmx_sse_builtins): Add SSE5 intrinsic support.
6210 (ix86_expand_multi_arg_builtin): New function for creating SSE5
6212 (ix86_expand_builtin): Add SSE5 intrinsic support.
6213 (ix86_sse5_valid_op_p): New function to validate SSE5 3 and 4
6214 operand instructions.
6215 (ix86_expand_sse5_multiple_memory): New function to split the
6216 second memory reference from SSE5 instructions.
6217 (type_has_variadic_args_p): Delete in favor of stdarg_p.
6218 (ix86_return_pops_args): Use stdarg_p to determine if the function
6219 has variable arguments.
6220 (ix86_setup_incoming_varargs): Ditto.
6221 (x86_this_parameter): Ditto.
6223 * config/i386/i386-protos.h (ix86_expand_sse5_unpack): Add
6225 (ix86_expand_sse5_pack): Ditto.
6226 (ix86_sse5_valid_op_p): Ditto.
6227 (ix86_expand_sse5_multiple_memory): Ditto.
6229 * config/i386/i386.md (UNSPEC_SSE5_INTRINSIC): Add new UNSPEC
6230 constant for SSE5 support.
6231 (UNSPEC_SSE5_UNSIGNED_CMP): Ditto.
6232 (UNSPEC_SSE5_TRUEFALSE): Ditto.
6233 (UNSPEC_SSE5_PERMUTE): Ditto.
6234 (UNSPEC_SSE5_ASHIFT): Ditto.
6235 (UNSPEC_SSE5_LSHIFT): Ditto.
6236 (UNSPEC_FRCZ): Ditto.
6237 (UNSPEC_CVTPH2PS): Ditto.
6238 (UNSPEC_CVTPS2PH): Ditto.
6239 (PCOM_FALSE): Add new constant for true/false SSE5 comparisons.
6241 (COM_FALSE_S): Ditto.
6242 (COM_FALSE_P): Ditto.
6243 (COM_TRUE_S): Ditto.
6244 (COM_TRUE_P): Ditto.
6245 (type attribute): Add ssemuladd, sseiadd1, ssecvt1, sse4arg types.
6246 (unit attribute): Add support for ssemuladd, ssecvt1, sseiadd1 sse4arg
6248 (memory attribute): Ditto.
6249 (sse4_1_round<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
6250 Use SSE4_1_ROUND_* constants instead of hard coded numbers.
6251 (rint<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
6252 (floor<mode>2): Ditto.
6253 (ceil<mode>2): Ditto.
6254 (btrunc<mode>2): Ditto.
6255 (nearbyintdf2): Ditto.
6256 (nearbyintsf2): Ditto.
6257 (sse_setccsf): Disable if SSE5.
6258 (sse_setccdf): Ditto.
6259 (sse5_setcc<mode>): New support for SSE5 conditional move.
6260 (sse5_pcmov_<mode>): Ditto.
6262 * config/i386/sse.md (SSEMODE1248): New mode iterator for SSE5.
6264 (SSEMODEF2P): Ditto.
6265 (ssemodesuffixf4): New mode attribute for SSE5.
6266 (ssemodesuffixf2s): Ditto.
6267 (ssemodesuffixf2c): Ditto.
6268 (sserotatemax): Ditto.
6269 (ssescalarmode): Ditto.
6270 (sse_maskcmpv4sf3): Disable if SSE5.
6271 (sse_maskcmpv2df3): Ditto.
6272 (sse_vmmaskcmpv4sf3): Ditto.
6273 (sse5_fmadd<mode>4): Add SSE5 floating point multiply/add
6275 (sse5_vmfmadd<mode>4): Ditto.
6276 (sse5_fmsub<mode>4): Ditto.
6277 (sse5_vmfmsub<mode>4): Ditto.
6278 (sse5_fnmadd<mode>4): Ditto.
6279 (sse5_vmfnmadd<mode>4): Ditto.
6280 (sse5_fnmsub<mode>4): Ditto.
6281 (sse5_vmfnmsub<mode>4): Ditto.
6282 (sse5i_fmadd<mode>4): Ditto.
6283 (sse5i_fmsub<mode>4): Ditto.
6284 (sse5i_fnmadd<mode>4): Ditto.
6285 (sse5i_fnmsub<mode>4): Ditto.
6286 (sse5i_vmfmadd<mode>4): Ditto.
6287 (sse5i_vmfmsub<mode>4): Ditto.
6288 (sse5i_vmfnmadd<mode>4): Ditto.
6289 (sse5i_vmfnmsub<mode>4): Ditto.
6290 (mulv16qi3): Add SSE5 support.
6292 (sse5_mulv4si3): New insn for 32-bit multiply support on SSE5.
6293 (sse2_mulv4si3): Disable if SSE5.
6294 (sse4_1_roundpd): Use TARGET_ROUND instead of TARGET_SSE4_1.
6295 (sse4_1_roundps): Ditto.
6296 (sse4_1_roundsd): Ditto.
6297 (sse4_1_roundss): Ditto.
6298 (sse_maskcmpv4sf3): Disable if SSE5 so the SSE5 instruction will
6300 (sse_maskcmpsf3): Ditto.
6301 (sse_vmmaskcmpv4sf3): Ditto.
6302 (sse2_maskcmpv2df3): Ditto.
6303 (sse2_maskcmpdf3): Ditto.
6304 (sse2_vmmaskcmpv2df3): Ditto.
6305 (sse2_eq<mode>3): Ditto.
6306 (sse2_gt<mode>3): Ditto.
6307 (sse5_pcmov_<mode>): Add SSE5 support.
6308 (vec_unpacku_hi_v16qi): Ditto.
6309 (vec_unpacks_hi_v16qi): Ditto.
6310 (vec_unpacku_lo_v16qi): Ditto.
6311 (vec_unpacks_lo_v16qi): Ditto.
6312 (vec_unpacku_hi_v8hi): Ditto.
6313 (vec_unpacks_hi_v8hi): Ditto.
6314 (vec_unpacku_lo_v8hi): Ditto.
6315 (vec_unpacks_lo_v8hi): Ditto.
6316 (vec_unpacku_hi_v4si): Ditto.
6317 (vec_unpacks_hi_v4si): Ditto.
6318 (vec_unpacku_lo_v4si): Ditto.
6319 (vec_unpacks_lo_v4si): Ditto.
6320 (sse5_pmacsww): New SSE5 intrinsic insn.
6321 (sse5_pmacssww): Ditto.
6322 (sse5_pmacsdd): Ditto.
6323 (sse5_pmacssdd): Ditto.
6324 (sse5_pmacssdql): Ditto.
6325 (sse5_pmacssdqh): Ditto.
6326 (sse5_pmacsdqh): Ditto.
6327 (sse5_pmacsswd): Ditto.
6328 (sse5_pmacswd): Ditto.
6329 (sse5_pmadcsswd): Ditto.
6330 (sse5_pmadcswd): Ditto.
6331 (sse5_pcmov_<move>): Conditional move support on SSE5.
6332 (sse5_phaddbw): New SSE5 intrinsic insn.
6333 (sse5_phaddbd): Ditto.
6334 (sse5_phaddbq): Ditto.
6335 (sse5_phaddwd): Ditto.
6336 (sse5_phaddwq): Ditto.
6337 (sse5_phadddq): Ditto.
6338 (sse5_phaddubw): Ditto.
6339 (sse5_phaddubd): Ditto.
6340 (sse5_phaddubq): Ditto.
6341 (sse5_phadduwd): Ditto.
6342 (sse5_phadduwq): Ditto.
6343 (sse5_phaddudq): Ditto.
6344 (sse5_phsubbw): Ditto.
6345 (sse5_phsubwd): Ditto.
6346 (sse5_phsubdq): Ditto.
6347 (sse5_pperm): Ditto.
6348 (sse5_pperm_sign_v16qi_v8hi): New insns for pack/unpack with SSE5.
6349 (sse5_pperm_zero_v16qi_v8hi): Ditto.
6350 (sse5_pperm_sign_v8hi_v4si): Ditto.
6351 (sse5_pperm_zero_v8hi_v4si): Ditto.
6352 (sse5_pperm_sign_v4si_v2di): Ditto.
6353 (sse5_pperm_sign_v4si_v2di): Ditto.
6354 (sse5_pperm_pack_v2di_v4si): Ditto.
6355 (sse5_pperm_pack_v4si_v8hi): Ditto.
6356 (sse5_pperm_pack_v8hi_v16qi): Ditto.
6357 (sse5_perm<mode>): New SSE5 intrinsic insn.
6358 (rotl<mode>3): Ditto.
6359 (sse5_rotl<mode>3): Ditto.
6360 (sse5_ashl<mode>3): Ditto.
6361 (sse5_lshl<mode>3): Ditto.
6362 (sse5_frcz<mode>2): Ditto.
6363 (sse5s_frcz<mode>2): Ditto.
6364 (sse5_cvtph2ps): Ditto.
6365 (sse5_cvtps2ph): Ditto.
6366 (sse5_vmmaskcmp<mode>3): Ditto.
6367 (sse5_com_tf<mode>3): Ditto.
6368 (sse5_maskcmp<mode>3): Ditto.
6369 (sse5_maskcmp_uns<mode>3): Ditto.
6370 (sse5_maskcmp_uns2<mode>3): Ditto.
6371 (sse5_pcom_tf<mode>3): Ditto.
6373 * config/i386/predicates.md (const_0_to_31_operand): New predicate
6375 (sse5_comparison_float_operator): New predicate to match the
6376 comparison operators supported by the SSE5 com instruction.
6377 (ix86_comparison_int_operator): New predicate to match just the
6378 signed int comparisons.
6379 (ix86_comparison_uns_operator): New predicate to match just the
6380 unsigned int comparisons.
6382 * doc/invoke.texi (-msse5): Add documentation.
6383 (-mfused-madd): Ditto.
6385 * doc/extend.texi (x86 intrinsics): Document new SSE5 intrinsics.
6387 * config.gcc (i[34567]86-*-*): Include bmmintrin.h and
6389 (x86_64-*-*): Ditto.
6391 * config/i386/cpuid.h (bit_SSE5): Define SSE5 bit.
6393 * config/i386/bmmintrin.h: New file, provide common x86 compiler
6394 intrinisics for SSE5.
6396 * config/i386/smmintrin.h: Move instructions shared with SSE5 to
6399 * config/i386/mmintrin-common.h: New file, to contain common
6400 instructions between SSE4.1 and SSE5.
6402 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration): Use
6403 FOREACH_FUNCTION_ARGS to iterate over the argument list.
6404 (gen_regparm_prefix): Ditto.
6406 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix): Use
6407 FOREACH_FUNCTION_ARGS to iterate over the argument list. Use
6408 prototype_p to determine if a function is prototyped.
6410 2007-09-12 Janis Johnson <janis187@us.ibm.com>
6412 * config/dfp-bit.c (dfp_conversion_exception): New function.
6413 (DFP_TO_DFP) Add new variants to use direct conversions in decNumber.
6414 (DFP_TO_INT): Ditto.
6415 (INT_TO_DFP): Ditto.
6416 * config/dfp-bit.h (DEC_FLOAT_FROM_INT, DEC_FLOAT_TO_INT): New.
6418 2007-09-12 Jakub Jelinek <jakub@redhat.com>
6421 * config/ia64/ia64.c (ia64_expand_epilogue): Emit blockage
6422 before sp restoration even when total_size is 0, but
6423 frame_pointer_needed.
6425 2007-09-12 Bob Wilson <bob.wilson@acm.org>
6427 * config/xtensa/xtensa.c (machine_function): Add vararg_a7_copy.
6428 (xtensa_copy_incoming_a7): Use start_sequence instead of
6429 push_to_sequence. Stash insns in vararg_a7_copy for builtin_saveregs.
6430 (xtensa_builtin_saveregs): Place code from vararg_a7_copy at the start
6431 of the saveregs sequence.
6433 2007-09-12 Richard Sandiford <richard@codesourcery.com>
6435 * c-tree.h (grokfield): Add a "tree *" argument.
6436 * c-decl.c (grokdeclarator): Take a pointer to the decl's attributes.
6437 Chain nested decl attributes to it. Don't call decl_attributes here.
6438 (groktypename): Pass grokdeclarator a pointer to the attribute list.
6439 (start_decl, grokparm, push_parm_decl, start_function): Likewise.
6440 (grokfield): Take a pointer to the decl's attributes and pass
6441 it to grokdeclarator.
6442 * c-parser.c (c_parser_struct_declaration): Update the calls to
6443 grokfield. Call decl_attributes for anonymous struct and union
6446 2007-09-12 Jan Hubicka <jh@suse.cz>
6448 * c-objc-common.h (LANG_HOOKS_CALLGRAPH_EXPAND_FUNCTION): Kill.
6450 2007-09-12 Ira Rosen <irar@il.ibm.com>
6452 PR tree-optimization/32377
6453 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Distinguish
6454 between positive and negative dependence distance using DDR_REVERSED_P.
6456 2007-09-12 Dorit Nuzman <dorit@il.ibm.com>
6458 PR tree-optimization/33373
6459 * tree-vect-analyze (vect_determine_vectorization_factor): Call
6460 TREE_INT_CST_LOW when comparing TYPE_SIZE_UNIT.
6462 2007-09-12 Jan Hubicka <jh@suse.cz>
6465 * config/i386/i386.md (floatsisf2_mixed_memory, floatsisf2_sse_memory):
6466 Disable for !SSE_MATH
6468 2007-09-12 Christian Bruel <christian.bruel@st.com>
6470 * sh.h (SH_DBX_REGISTER_NUMBER): Added fpscr, fixed sr/gbr regs.
6471 * linux-unwind.h (SH_DWARF_FRAME_GBR): fixed.
6473 2007-09-12 Ira Rosen <irar@il.ibm.com>
6475 * tree-vect-transform.c (vect_get_slp_defs): Don't build a vector
6476 for oprnd1 if not required.
6477 (vectorizable_operation): Use scalar operand in SLP in case of
6478 shift with scalar argument.
6480 2007-09-12 Ira Rosen <irar@il.ibm.com>
6482 * params.def (PARAM_MIN_VECT_LOOP_BOUND): Change default and
6485 2007-09-11 James E. Wilson <wilson@specifix.com>
6487 * defaults.h (DWARF2_UNWIND_INFO): Don't define if
6488 TARGET_UNWIND_INFO is defined.
6489 * config/ia64/ia64.h (INCOMING_RETURN_ADDR_RTX): Delete undef
6492 2007-09-12 Kaz Kojima <kkojima@gcc.gnu.org>
6494 * config/sh/sh.c (calc_live_regs): Use
6495 current_function_saves_all_registers instead of
6496 current_function_has_nonlocal_label.
6497 (sh_allocate_initial_value): Likewise.
6498 (sh_get_pr_initial_val): Likewise.
6499 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): Likewise.
6500 * config/sh/sh.md (load_ra): Likewise.
6502 2007-09-12 Hans-Peter Nilsson <hp@axis.com>
6504 * config/cris/t-linux (LIMITS_H_TEST): Only define if not inhibit_libc.
6507 * config/cris/cris.c (cris_expand_pic_call_address): Fix typo in
6508 GET_CODE (x) == CONST_INT to CONST_INT_P (x) transformation.
6510 2007-09-12 Sa Liu <saliu@de.ibm.com>
6512 * config/spu/spu.c (spu_emit_branch_or_set): Handle NaN values as
6513 operands to DFmode GE or LE compares.
6515 2007-09-12 Bernd Schmidt <bernd.schmidt@analog.com>
6517 * config/bfin/bfin.h (enum reg_class, REG_CLASS_CONTENTS,
6518 REG_CLASS_NAMES): Add P0REGS.
6519 (REGNO_REG_CLASS): Return it where appropriate.
6520 (REG_CLASS_FROM_CONSTRAINT): Add 'qA'.
6521 (CLASS_LIKELY_SPILLED_P): P0REGS is likely_spilled.
6522 * doc/md.texi (Blackfin family): Document 'q' constraints.
6524 2007-09-11 Steve Kenton <skenton@ou.edu>
6526 * pa/linux-unwind.h: Guard with inhibit_libc.
6527 * pa/hpux-unwind.h: Likewise.
6529 2007-09-11 David Daney <ddaney@avtrex.com>
6531 * doc/invoke.texi: Document new MIPS -mllsc and -mno-llsc options.
6532 * doc/install.texi: Document new --with-llsc and --without-llsc
6534 * config.gcc: Handle --with-llsc and --without-llsc configure options.
6535 * config/mips/mips.md (sync, memory_barrier): Wrap sync instrunction
6536 in %| and %- operand codes. Depend on GENERATE_SYNC instead of
6538 (sync_compare_and_swap<mode>, sync_add<mode>, sync_sub<mode>,
6539 sync_old_add<mode>, sync_old_sub<mode>, sync_new_add<mode>,
6540 sync_new_sub<mode>, sync_<optab><mode>, sync_old_<optab><mode>,
6541 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
6542 sync_new_nand<mode>, sync_lock_test_and_set<mode>): Depend on
6543 GENERATE_LL_SC instead of ISA_HAS_LL_SC.
6544 * config/mips/mips.opt (mllsc): New option.
6545 * config/mips/mips.c (mips_llsc): Define variable.
6546 (mips_handle_option): Handle mllsc option.
6547 (override_options): Set mips_print_operand_punct for '|' and '-'.
6548 (print_operand): Add new %| and %- operand codes.
6549 * config/mips/mips.h (mips_llsc_setting): New enum type.
6550 (mips_llsc): Declare.
6551 (OPTION_DEFAULT_SPECS): Add llsc handling.
6552 (GENERATE_SYNC): New macro.
6553 (GENERATE_LL_SC): New macro.
6554 (MIPS_COMPARE_AND_SWAP, MIPS_SYNC_OP, MIPS_SYNC_OLD_OP,
6555 MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND,
6556 MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE): Wrap instructions
6557 in %| and %- operand codes.
6559 2007-09-11 Eric Botcazou <ebotcazou@adacore.com>
6561 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Deal with
6562 TYPE_NONALIASED_COMPONENT like with DECL_NONADDRESSABLE_P.
6564 2007-09-11 Jason Merrill <jason@redhat.com>
6567 * stor-layout.c (layout_decl): Do pack variable size fields.
6569 2007-09-11 Maxim Kuvyrkov <maxim@codesourcery.com>
6571 * config/m68k/predicates.md (movsi_const0_operand,
6572 non_symbolic_call_operand): New predicates.
6574 * config/m68k/constraints.md (Cs, Ci, C0, Cj, CQ, CW, CZ, CS, Ap, Ac):
6576 * doc/md.texi (Constraints for Particular Machines: Motorola 680x0):
6577 Document constraints N, O, P, R, S, T, Q, U, W, Cs, Ci, C0, Cj, CQ,
6578 CW, CZ, CS, Ap and Ac.
6580 * config/m68k/m68k.md (UNSPEC_IB): New constant.
6581 (constraints.md): New include.
6582 (cpu, type, type1, opx, opy, opx_type, opy_type, size, opx_access,
6583 opx_mem, opy_mem, op_mem, guess, split): New attributes.
6584 (movdf_internal): Name pattern. Fix to use alternatives. Add split.
6586 (pushdi): Add split.
6587 (tstsi_internal): Name pattern. Fix to use alternatives. Specify
6588 attributes. Split tstsi_internal_68020_cf from it.
6589 (tstsi_internal_68020_cf): New pattern.
6590 (tsthi_internal, tstqi_internal): Name pattern. Specify attributes.
6591 (tst<mode>_cf): Specify attributea.
6592 (cmpsi_cf): Name pattern. Specify attributes.
6593 (cmp<mode>_68881, cmp<mode>_cf): Specify type attribute.
6594 (pushexthisi_const): Fix to use alternatives. Specify
6596 (movsi_const0): Split movsi_const0_68000_10 and movsi_const0_68040_60
6597 from it. Fix to use alternatives. Specify attributes.
6598 (movsi_const0_68040_10, movsi_const0_68040_60): New patterns.
6599 (movsi_cf, movstrictqi_cf): Fix to use alternatives. Specify
6601 (movsf_cf_soft): Specify attributes.
6602 (movdf_cf_soft): Add split.
6603 (pushasi, zero_extendhisi2_cf, zero_extendqisi2_cfv4,
6604 cfv4_extendhisi2, 68k_extendhisi2, extendqihi2, cfv4_extendqisi2,
6605 68k_extendqisi2, truncdfsf2_cf): Specify attributes.
6606 (truncdfsf2_68881): Name pattern. Specify attributes.
6607 (floatsi<mode>2_cf, floathi<mode>2_68881, floathi<mode>2_cf,
6608 floatqi<mode>2_68881, floatqi<mode>2_cf, ftrunc<mode>2_cf,
6609 fix<mode>qi2_cf, fix<mode>hi2_cf, fix<mode>si2_cf, adddi_dishl32):
6611 (addsi3_5200): Fix to use alternatives. Specify attributes.
6613 (add<mode>3_cf, subdi_dishl32): Specify attributes.
6614 (subsi3): Add alternative for subq.l. Specify attributes.
6615 (sub<mode>3_cf, mulhi3, mulhisi3): Specify attributes.
6616 (mulhisisi3_s, mulsi3_68020, mulsi3_cf): Name pattern. Specify
6618 (umulhisi3): Specify attributes.
6619 (mulhisisi3_z): Name pattern. Specify attributes.
6620 (fmul<mode>3_cf, div<mode>3_cf, negsi2_internal, negsi2_5200,
6621 sqrt<mode>2_68881, clzsi2, one_cmplsi2_5200, subreghi1ashrdi_const32,
6622 subregsi1ashrdi_const32, ashrsi3, subreg1lshrdi_const32, lshrsi3,
6623 bsetmemqi): Specify attributes.
6624 (bsetmemqi_ext): Name pattern. Specify attributes.
6625 (bclrmemqi): Specify attributes.
6626 (bclrmemqi_ext, scc, sls): Name pattern. Specify attributes.
6627 (beq, bne, bgt, bgtu, blt, bltu, bge, bgeu, ble, bleu): Specify
6629 (beq2, bne2, bgt2, bgtu2, blt2, bltu2, bge2, bgeu2, ble2, bleu2): Name
6630 pattern. Specify attributes.
6631 (jump): Specify attributes.
6632 (tablejump_internal): Name pattern. Specify attributes.
6633 (call_value): Split into non_symbolic_call_value,
6634 symbolic_call_value_jsr, symbolic_call_value_bsr. Fix to use
6635 alternatives. Specify attributes.
6636 (non_symbolic_call_value, symbolic_call_value_jsr,
6637 symbolic_call_value_bsr): New patterns.
6638 (nop, return, unlink, indirect_jump): Specify attributes.
6639 (trap): Fix condition. Specify attributes.
6642 * config/m68k/m68k.c (m68k_symbolic_call_var): New variable.
6643 (override_options): Initialize it. Initialize m68k_sched_cpu.
6644 (CONST_METHOD): Rename to M68K_CONST_METHOD, move to m68k.h.
6645 (const_method): Make global, rename to m68k_const_method.
6646 (const_int_cost, output_move_const_into_data_reg): Update.
6647 (output_move_double): Parametrize to emit rtl code, rename to
6649 (output_reg_adjust, emit_reg_adjust, output_compadr, output_movsi,
6650 emit_movsi): New static functions.
6651 (output_move_double): New function with semantics of old
6653 (m68k_emit_move_double): New function.
6654 (m68k_sched_cpu): New variable.
6655 (attr_op_type): New enum.
6656 (sched_guess_p): New variable.
6657 (sched_address_type, sched_operand_type, sched_attr_op_type):
6658 New static functions.
6659 (m68k_sched_attr_opx_type, m68k_sched_attr_opy_type,
6660 m68k_sched_attr_size, m68k_sched_attr_op_mem): New functions.
6661 (sched_branch_type): New static variable.
6662 (m68k_sched_branch_type): New function.
6663 * config/m68k/m68k.h (M68K_SYMBOLIC_CALL): New enum.
6664 (m68k_symbolic_call_var): Declare.
6665 (M68K_CONST_METHOD): Rename from CONST_METHOD. Move here from m68k.c.
6666 (m68k_const_method, m68k_emit_move_double, m68k_sched_cpu,
6667 m68k_sched_attr_opx_type, m68k_sched_attr_opy_type,
6668 m68k_sched_attr_size, m68k_sched_attr_op_mem, m68k_sched_branch_type):
6671 2007-09-11 Jakub Jelinek <jakub@redhat.com>
6673 * builtins.def (BUILT_IN_VA_ARG_PACK_LEN): New builtin.
6674 * builtins.c (expand_builtin) <case BUILT_IN_VA_ARG_PACK_LEN>: Issue
6675 error if __builtin_va_arg_pack_len () wasn't optimized out during
6677 * tree-inline.c (copy_bb): Replace __builtin_va_arg_pack_len ()
6678 with the number of inline's anonymous arguments.
6679 * doc/extend.texi: Document __builtin_va_arg_pack_len ().
6681 2007-09-11 Zdenek Dvorak <ook@ucw.cz>
6683 * fold-const.c (extract_muldiv_1): Do not simplify var * c * c to var.
6685 2007-09-11 Jan Hubicka <jh@suse.cz>
6687 * config/i386/i386.h (ix86_tune_indices): Add
6688 X86_TUNE_INTER_UNIT_CONVERSIONS.
6689 (TARGET_INTER_UNIT_CONVERSIONS): New.
6690 * config/i386/i386.md (floatsi expanders): Remove redundant check
6691 for SImode source; offload to memory when asked for.
6692 (floatsisf2_mixed, floatsisf2_sse, floatsidf2_mixed, floatsidf2_sse
6693 floatdisf2_mixed, floatsisf2_sse, floatsidf2_mixed, floatsidf2_sse):
6695 (floatsisf2_mixed_memory, floatsisf2_sse_memory,
6696 floatsidf2_mixed_memory, floatsidf2_sse_memory
6697 floatdisf2_mixed_memory, floatsisf2_sse_memory,
6698 floatsidf2_mixed_memory, floatsidf2_sse_memory): New.
6700 2007-09-11 Jan Hubicka <jh@suse.cz>
6702 * toplev.c (process_options): all frontends now do unit-at-a-time.
6703 * cgraphunit.c: update comments.
6704 (cgraph_expand_function): call passmanager dirrectly; emit thunks.
6705 * c-decl.c (finish_function): use cgraph_add_new_function.
6706 * function.c (expand_function_end): We are always unit-at-a-time.
6708 2007-09-11 Richard Sandiford <richard@codesourcery.com>
6710 * config/mips/mips.c (mips_set_mips16_mode): Use separate anchor
6711 settings for MIPS16.
6712 (mips_use_anchors_for_symbol_p): Use default_use_anchors_for_symbol_p.
6714 2007-09-11 Richard Sandiford <richard@codesourcery.com>
6716 * config/mips/mips.c (mips_symbol_insns_1): Allow LEAs of
6717 SYMBOL_FORCE_TO_MEM constants.
6718 (mips_rtx_costs): Give a cost of 1 to force_to_mem_operands.
6719 (mips16_rewrite_pool_refs_info): New structure.
6720 (mips16_rewrite_pool_constant): New function, split out from...
6721 (mips16_rewrite_pool_refs): ...here. Take a pointer to a
6722 mips16_rewrite_pool_refs_info structure rather than a pointer
6723 to a constant pool. Force force_to_mem_operands into memory.
6724 (mips16_lay_out_constants): Update call to mips16_rewrite_pool_refs.
6725 * config/mips/predicates.md (force_to_mem_operand): New predicate.
6726 * config/mips/constraints.md (kf): New constraint.
6727 * config/mips/mips.md (*movdi_64bit_mips16): Add a d <- kf alternative.
6728 (*movsi_mips16): Likewise.
6730 2007-09-11 Richard Sandiford <richard@codesourcery.com>
6731 Nigel Stephens <nigel@mips.com>
6732 David Ung <davidu@mips.com>
6734 * config/mips/mips.h (CONSTANT_POOL_COST): Move to...
6735 * config/mips/mips.c: ...here and set to 4 for TARGET_MIPS16.
6736 (mips16_constant_cost, mips_immediate_operand_p, mips_binary_cost)
6737 (mips_fp_mult_cost, mips_fp_div_cost, mips_sign_extend_cost)
6738 (mips_zero_extend_cost): New functions.
6739 (mips_rtx_costs): Treat COMPARE constants as having zero cost.
6740 Use the new functions. Tweak many cost estimates, both here
6741 and in the new subroutines. Return false when the cost of the
6742 operands has not been calculated. Check for *clear_upper32.
6743 Check for floating-point multiply-add, reciprocal and rsqrt
6744 patterns. Handle comparison and rotation codes.
6746 2007-09-11 Danny Smith <dannysmith@users.sourceforge.net>
6748 * config/i386/cygming.h (TARGET_STRIP_NAME_ENCODING): Don't
6750 * config/i386/i386.c (get_dllimport_decl): Don't strip
6753 2007-09-10 Janis Johnson <janis187@us.ibm.com>
6756 * config/dfp-bit.c: Don't skip TFmode conversions; move strto*
6757 declarations to top.
6758 (DFP_TO_BFP): Use for either XFmode or TFmode.
6759 (BFP_TO_DFP): Use for either XFmode or TFmode; always use cast
6761 * config/dfp-bit.h: Include float.h.
6762 (LONG_DOUBLE_HAS_XF_MODE, LONG_DOUBLE_HAS_TF_MODE): Define if long
6763 double is one of these modes, rather than using LIBGCC_HAS_*F_MODE
6764 which doesn't mean the same thing.
6765 (BFP_KIND): Use 4 to mean TFmode.
6766 (BFP_FMT): Specify the number of decimal digits based on the
6767 number of mantissa digits.
6768 (BFP_VIA_TYPE): Binary float type to use as cast for sprintf.
6769 (BFP_TO_DFP, DFP_TO_BFP): Define names for TFmode variants.
6770 (STR_TO_BFP): Use strtold for XFmode or TFmode.
6771 (TFtype): Define if TFmode is supported.
6772 * doc/libgcc.texi (Decimal float library routines): Document
6773 TF conversion functions.
6775 2007-09-10 Chao-ying Fu <fu@mips.com>
6777 * config/mips/mips.c (mips_scalar_mode_supported_p): Declare.
6778 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
6779 (mips_emit_compare): Process fixed-point modes.
6780 (mips_pad_arg_upward): Support fixed-point types.
6781 (override_options): Allow fixed-point modes in accumulators.
6782 (mips_pass_by_reference): Pass DQ, UDQ, DA, and UDA modes in registers.
6783 (mips_vector_mode_supported_p): Support V2HQmode, V2UHQmode, V2HAmode,
6784 V2UHAmode, V4QQmode, and V4UQQmode when TARGET_DSP.
6785 (mips_scalar_mode_supported_p): New function to accept fixed-point
6786 modes if the width is not greater than two BITS_PER_WORD.
6787 * config/mips/mips.h (SHORT_FRACT_TYPE_SIZE, FRACT_TYPE_SIZE,
6788 LONG_FRACT_TYPE_SIZE, LONG_LONG_FRACT_TYPE_SIZE,
6789 SHORT_ACCUM_TYPE_SIZE, ACCUM_TYPE_SIZE, LONG_ACCUM_TYPE_SIZE,
6790 LONG_LONG_ACCUM_TYPE_SIZE): Define.
6791 * config/mips/mips.md ("d"): Update mode attribute for fixed-point
6793 ("IMODE"): New mode attribute.
6794 (mips-fixed.md): Include.
6795 * config/mips/mips-modes.def: Create VECTOR_MODES for FRACT, UFRACT,
6797 * config/mips/mips-fixed.md: New file.
6799 2007-09-11 Ben Elliston <bje@au.ibm.com>
6801 * config/spu/spu.md: Formatting fixes.
6803 2007-09-10 Janis Johnson <janis187@us.ibm.com>
6805 * config/dfp-bit.c (dfp_unary_func): Delete.
6806 (dfp_unary_op): Delete.
6807 (dfp_binary_op): Use decFloat functions instead of decNumber
6808 functions for binary operations.
6809 (d32_binary_op): Convert 32-bit operands to 64 bits for evaluation.
6810 (dnn_binary_op): Call dfp_binary_op with decFloat rather than
6812 (dfp_compare_op): Use decFloat functions insteadof decNumber
6813 functions for comparisons.
6814 (d32_compare_op): Convert 32-bit operands to 64 bits for evaluation.
6815 (dnn_binary_op): Call dfp_compare_op with decFloat rather than
6817 (DFP_ADD, DFP_SUB, DFP_MULTIPLE, DFP_DIVIDE): Use macros for
6818 call to dxx_binary_op and decFloat function.
6819 (DFP_EQ, DFP_NE, DFP_LT, DFP_GT, DFP_LE, DFP_GE): Use macros for
6820 calls to dxx_binary_op and decFloat function.
6821 * config/dfp-bit.h: Include decFloat header files.
6822 (decFloat, DFP_BINARY_OP, DFP_COMPARE_OP, DEC_FLOAT_ADD,
6823 DEC_FLOAT_SUBTRACT, DEC_FLOAT_MULTIPLY, DEC_FLOAT_DIVIDE,
6824 DEC_FLOAT_COMPARE, DEC_FLOAT_IS_ZERO, DEC_FLOAT_IS_NAN,
6825 DEC_FLOAT_IS_SIGNED: Define for each of 3 operand widths.
6827 2007-09-10 Harsha Jagasia <harsha.jagasia@amd.com>
6828 Jan Sjodin <jan.sjodin@amd.com>
6830 * tree-vect-analyze.c (vect_analyze_operations): Change
6831 comparison of loop iterations with threshold to less than
6832 or equal to instead of less than. Reduce
6833 min_scalar_loop_bound by one.
6834 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
6835 Change prologue and epilogue iterations estimate to vf/2,
6836 when unknown at compile-time. Change versioning guard
6837 cost to taken_branch_cost. If peeling for alignment is
6838 unknown at compile-time, change peel guard costs to one
6839 taken branch and one not-taken branch per peeled loop.
6840 If peeling for alignment is known but number of scalar loop
6841 iterations is unknown at compile-time, change peel guard
6842 costs to one taken branch per peeled loop. Change the cost
6843 model equation to consider vector iterations as the loop
6844 iterations less the prologue and epilogue iterations.
6845 Change outside vector cost check to less than or equal to
6846 zero instead of equal to zero.
6847 (vect_do_peeling_for_loop_bound): Reduce
6848 min_scalar_loop_bound by one.
6849 * tree-vectorizer.h: Add TARG_COND_TAKEN_BRANCH_COST and
6850 TARG_COND_NOT_TAKEN_BRANCH_COST.
6851 * config/i386/i386.h (processor_costs): Add
6852 scalar_stmt_cost, scalar_load_cost, scalar_store_cost,
6853 vec_stmt_cost, vec_to_scalar_cost, scalar_to_vec_cost,
6854 vec_align_load_cost, vect_unalign_load_cost,
6855 vec_store_cost, cond_taken_branch_cost,
6856 cond_not_taken_branch_cost.
6857 Define macros for x86 costs.
6858 * config/i386/i386.c:
6859 (size_cost): Set scalar_stmt_cost, scalar_load_cost,
6860 scalar_store_cost, vec_stmt_cost, vec_to_scalar_cost,
6861 scalar_to_vec_cost, vec_align_load_cost,
6862 vect_unalign_load_cost, vec_store_cost,
6863 cond_taken_branch_cost, cond_not_taken_branch_cost to one.
6864 (i386_cost, i486_cost, pentium_cost, pentiumpro_cost,
6865 geode_cost, k6_cost, athlon_cost, pentium4_cost, nocona_cost,
6866 core2_cost, generic64_cost, generic32_cost): Set to default
6868 (k8_cost, amdfam10_cost): Costs for vectorization tuned.
6869 (x86_builtin_vectorization_cost): New.
6871 2007-09-10 Janis Johnson <janis187@us.ibm.com>
6872 Ben Elliston <bje@au.ibm.com>
6874 * dfp.c: Include decimal128Local.h;
6875 (dfp_byte_swap): Remove.
6876 (encode_decimal32, decode_decimal32): Don't handle endianness.
6877 (encode_decimal64, decode_decimal64): Ditto.
6878 (encode_decimal128, decode_decimal128): Ditto.
6879 * config/dfp-bit.c (host_to_ieee32, ieee_to_host_32): Ditto.
6881 (host_to_ieee_64, ieee_to_host_64): Don't handle endianness.
6883 (host_to_ieee_128, ieee_to_host_128): Don't handle endianness.
6884 * Makefile.in (DECNUM_H): Add decimal128Local.h.
6886 2007-09-10 David Daney <ddaney@avtrex.com>
6888 * config/mips/mips.md (UNSPEC_MEMORY_BARRIER): New entry in
6890 (memory_barrier): Rewrote as an insn that clobbers memory.
6892 2007-09-10 Richard Sandiford <richard@codesourcery.com>
6894 * config/mips/mips.c (mips_global_pointer): Check
6895 call_really_used_regs instead of call_used_regs.
6896 (mips_save_reg_p): Likewise. Save all call-saved registers
6897 if current_function_saves_all_registers. Fix indentation.
6898 No longer treat $18 as a special case.
6899 (compute_frame_size): Guard FPR loop with TARGET_HARD_FLOAT.
6901 2007-09-10 Richard Sandiford <richard@codesourcery.com>
6903 * config/mips/mips.h (MIPS_ARCH_FLOAT_SPEC): New macro.
6904 * config/mips/mips.c (mips_cpu_info_table): Mention it in the
6905 the introductory comment.
6906 (MIPS_MARCH_CONTROLS_SOFT_FLOAT): Delete.
6907 (override_options): Don't test for it.
6908 * config/mips/sde.h (MIPS_MARCH_CONTROLS_SOFT_FLOAT): Delete.
6909 (DRIVER_SELF_SPECS): Add MIPS_ARCH_FLOAT_SPEC.
6910 * config/mips/vr.h: As for config/mips/sde.h.
6912 2007-09-10 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
6913 Revital Eres <eres@il.ibm.com>
6915 * target.h (struct gcc_target.sched): New field: sms_res_mii.
6916 (struct ddg): Define.
6917 * target-def.h (TARGET_SCHED_SMS_RES_MII): Define.
6918 (TARGET_SCHED): Add TARGET_SCHED_SMS_RES_MII.
6919 * config/spu/spu.c: Include ddg.h.
6920 (TARGET_SCHED_SMS_RES_MII): Define.
6921 (spu_sms_res_mii): New function to calculate mii.
6922 * modulo-sched (res_MII): Use it.
6923 * doc/tm.texi: Document TARGET_SCHED_SMS_RES_MII.
6925 2007-09-10 Andreas Krebbel <krebbel1@de.ibm.com>
6927 * config/s390/s390.c (s390_dump_pool): Create copy of constant
6928 pool entries since they might hold values that must not be shared.
6930 2007-09-10 Uros Bizjak <ubizjak@gmail.com>
6933 * config/i386/sse.md (ashr<mode>3): Change op2 mode to SImode.
6934 Use 'N' operand constraint for op2.
6935 (lshr<mode>3): Ditto.
6936 (ashl<mode>3): Ditto.
6937 (vec_shl_<mode>): Use const_0_to_255_mul_8_operand predicate for op2.
6938 (vec_shr_<mode>): Ditto.
6939 * config/i386/i386.c (ix86_expand_builtin) [IX86_BUILTIN_PSLL?128,
6940 IX86_BUILTIN_PSRA*?128, IX86_BUILTIN_PSRL?128]: Convert op1 to SImode.
6942 2007-09-10 Andreas Krebbel <krebbel1@de.ibm.com>
6944 * config/s390/s390.md ("fixuns_trunc<BFP:mode><GPR:mode>2"):
6945 Change mode macro in the last real_2expN parameter to uppercase.
6947 2007-09-10 Michael Matz <matz@suse.de>
6949 * tree-pass.h (pass_cselim): Declare new pass.
6950 * passes.c (init_optimization_passes): Link in pass_cselim.
6951 * tree-ssa-phiopt.c (tree_ssa_phiopt_worker): Renamed from
6952 tree_ssa_phiopt; add do_store_elim parameter, handle it by calling
6953 cond_store_replacement.
6954 (condstoretemp): New static variable.
6955 (cond_store_replacement): New function.
6956 (tree_ssa_phiopt, tree_ssa_cs_elim): New wrappers around
6957 tree_ssa_phiopt_worker.
6958 (struct name_to_bb): New.
6959 (get_non_trapping, name_to_bb_hash, name_to_bb_eq, add_or_mark_expr,
6960 nt_init_block, nt_fini_block): New static functions.
6961 (seen_ssa_names, nontrap_set): New static variables.
6962 (gate_cselim, pass_cselim): Define new pass.
6963 * common.opt (ftree-cselim): New flag.
6964 * toplev.c (process_options): Set flag_tree_cselim if required.
6966 2007-09-10 Hans-Peter Nilsson <hp@axis.com>
6968 * simplify-rtx.c (simplify_relational_operation_1): For recent
6969 canonicalization, don't recurse if op1 equals both PLUS arguments.
6971 2007-09-09 David Daney <ddaney@avtrex.com>
6973 * optabs.c (expand_sync_operation): Use plus insn if minus
6975 (expand_sync_fetch_operation): Ditto.
6977 2007-09-09 H.J. Lu <hongjiu.lu@intel.com>
6979 * config/i386/i386.md (*floatsisf2_mixed_vector): Use cvtdq2ps instead
6981 (*floatsisf2_sse_vector): Likewise.
6983 2007-09-09 Krister Walfridsson <cato@df.lth.se>
6985 * config/netbsd.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define to 1.
6987 2007-09-09 H.J. Lu <hongjiu.lu@intel.com>
6989 * config/i386/i386.h (ix86_tune_indices): Rename
6990 X86_USE_VECTOR_CONVERTS to X86_TUNE_USE_VECTOR_CONVERTS.
6991 (TARGET_USE_VECTOR_CONVERTS): Updated.
6992 * config/i386/i386.c: Likewise.
6994 2007-09-09 Sandra Loosemore <sandra@codesourcery.com>
6995 Nigel Stephens <nigel@mips.com>
6997 * doc/invoke.texi (Overall Options): Add .sx file extension
6998 as a synonym for .S.
6999 * cppspec.c (known_suffixes): Likewise.
7000 * gcc.c (default_compilers): Likewise.
7002 2007-09-09 Rask Ingemann Lambertsen <rask@sygehus.dk>
7005 * config/i386/i386.h (CANONICALIZE_COMPARISON): Delete.
7006 * simplify-rtx.c (simplify_relational_operation_1): Add the
7007 canonicalization from i386.h.
7008 * doc/md.texi (Canonicalization of Instructions): Document it.
7010 2007-09-09 Jan Hubicka <jh@suse.cz>
7011 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
7013 * config/i386/i386.h (ix86_tune_indices): Add X86_USE_VECTOR_CONVERTS.
7014 (TARGET_USE_VECTOR_CONVERTS): New.
7015 * config/i386/i386.md: New post-reload splitters for converting
7016 SF to DF and DF to SF.
7017 (floatsi* expander): Special case vector conversions.
7018 (floatsisf2_mixed_vector, floatsisf2_sse_vector_nointernunit,
7019 floatsisf2_sse_vector_internunit, floatsisf2_sse_vector,
7020 floatsidf2_mixed_vector, floatsidf2_sse_vector): New.
7021 (floatsisf2_mixed, floatsisf2_sse, floatsidf2_mixed, floatsidf2_sse):
7022 Disable when doing vector converts.
7023 (floatsi<mode>2_i387): Disable when
7024 * config/i386/sse.md (vec_dupv2df): Export.
7025 * config/i386/i386.c (ix86_tune_features): Enable SSE conversions.
7027 2007-09-09 Richard Guenther <rguenther@suse.de>
7029 * tree-ssa-operands.c (add_virtual_operand): Only mark
7030 stores as has_volatile_ops if alias information is not available.
7032 2007-09-09 Revital Eres <eres@il.ibm.com>
7034 * doc/contrib.texi: Add myself.
7036 2007-09-09 Ira Rosen <irar@il.ibm.com>
7038 * tree-vectorizer.h (stmt_vinfo_set_inside_of_loop_cost,
7039 stmt_vinfo_set_outside_of_loop_cost): New functions.
7040 * tree-vect-transform.c (vect_get_cost_fields): Remove.
7041 (vect_model_simple_cost): Call
7042 stmt_vinfo_set_inside/outside_of_loop_cost to set the relevant cost
7043 field instead of calling vect_get_cost_fields.
7044 (vect_model_store_cost, vect_model_load_cost): Likewise.
7046 2007-09-09 Revital Eres <eres@il.ibm.com>
7048 * config/rs6000/rs6000.c (paired_init_builtins): Add const
7049 declaration to bdesc_paired_preds variable.
7050 (paired_expand_builtin): Likewise.
7052 2007-09-09 Revital Eres <eres@il.ibm.com>
7054 * dbgcnt.def (sms_sched_loop): New counter.
7055 * modulo-sched.c: Use sms_sched_loop instead of
7056 MAX_SMS_LOOP_NUMBER to determine the maximum number of loops to
7057 perform swing modulo scheduling on. Include dbgcnt.h.
7058 * Makefile.in: Add DBGCNT_H to modulo-sched.o.
7059 * params.def: Remove PARAM_MAX_SMS_LOOP_NUMBER.
7061 2007-09-09 Uros Bizjak <ubizjak@gmail.com>
7063 * config/i386/i386.md (X87MODEF12, SSEMODEF): Remove mode iterators.
7064 Substitute all uses with ...
7065 (MODEF): New mode iterator.
7067 (fix_trunc<mode>_fisttp_i387_1): Remove operand constraints
7068 from pre-regalloc define_insn_and_split splitter pattern.
7069 (*fix_trunc<mode>_i387_1): Ditto.
7070 (*fistdi2_1): Ditto.
7071 (*fist<mode>2_1): Ditto.
7072 (frndintxf2_floor): Ditto.
7073 (*fist<mode>2_floor_1): Ditto.
7074 (frndintxf2_ceil): Ditto.
7075 (*fist<mode>2_ceil_1): Ditto.
7076 (frndintxf2_trunc): Ditto.
7077 (frndintxf2_mask_pm): Ditto.
7079 (prologue): Use (const_int 0) as never generated filler insn.
7081 (sibcall_epilogue): Ditto.
7082 (eh_return_si): Ditto.
7083 (eh_return_di): Ditto.
7085 (add<mode>3): Rename from adddf3 and addsf3. Macroize expander
7086 using MODEF mode iterator.
7087 (sub<mode>3): Rename from subdf3 and subsf3. Macroize expander
7088 using MODEF mode iterator.
7089 (mul<mode>3): Rename from muldf3 and mulsf3. Macroize expander
7090 using MODEF mode iterator.
7091 (nearbyint<mode>2): Rename from nearbyintdf2 and nearbyintsf2.
7092 Macroize expander using MODEF mode iterator.
7094 (zero_extendsidi2): Remove operand constraints from expander.
7095 (smuldi3_highpart): Ditto.
7096 (indirect_jump): Ditto.
7099 * config/i386/sse.md (storentv4sf): Ditto.
7100 (storentv2df): Ditto.
7101 (storentv2di): Ditto.
7103 (sse2_cvtpd2ps): Ditto.
7104 (vec_interleave_highv16qi): Ditto.
7105 (vec_interleave_lowv16qi): Ditto.
7106 (vec_interleave_highv8hi): Ditto.
7107 (vec_interleave_lowv8hi): Ditto.
7108 (vec_interleave_highv4si): Ditto.
7109 (vec_interleave_lowv4si): Ditto.
7110 (vec_interleave_highv2di): Ditto.
7111 (vec_interleave_lowv2di): Ditto.
7112 (sse2_maskmovdqu): Ditto.
7113 * config/i386/mmx.md (mmx_maskmovq): Ditto.
7115 2007-09-09 Ira Rosen <irar@il.ibm.com>
7117 * tree-vectorizer.h (enum vect_def_type): Start enumeration from 1.
7118 (struct _slp_tree, struct _slp_instance): Define new data structures
7119 along macros for their access.
7120 (struct _loop_vec_info): Define new fields: strided_stores,
7121 slp_instances, and slp_unrolling_factor along macros for their access.
7122 (enum slp_vect_type): New.
7123 (struct _stmt_vec_info): Define new field, slp_type, and macros for
7125 (STMT_VINFO_STRIDED_ACCESS): New macro.
7126 (vect_free_slp_tree): Declare.
7127 (vectorizable_load): Add an argument of type slp_tree.
7128 (vectorizable_store, vectorizable_operation, vectorizable_conversion,
7129 vectorizable_assignment): Likewise.
7130 (vect_model_simple_cost, vect_model_store_cost, vect_model_load_cost):
7131 Declare (make extern).
7132 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
7133 (new_loop_vec_info): Likewise.
7134 (destroy_loop_vec_info): Free memory allocated for SLP structures.
7135 * tree-vect-analyze.c: Include recog.h.
7136 (vect_update_slp_costs_according_to_vf): New.
7137 (vect_analyze_operations): Add argument for calls to vectorizable_ ()
7138 functions. For not pure SLP stmts with strided access check that the
7139 group size is power of 2. Update the vectorization factor according to
7140 SLP. Call vect_update_slp_costs_according_to_vf.
7141 (vect_analyze_group_access): New.
7142 (vect_analyze_data_ref_access): Call vect_analyze_group_access.
7143 (vect_free_slp_tree): New functions.
7144 (vect_get_and_check_slp_defs, vect_build_slp_tree, vect_print_slp_tree,
7145 vect_mark_slp_stmts, vect_analyze_slp_instance, vect_analyze_slp,
7146 vect_make_slp_decision, vect_detect_hybrid_slp_stmts,
7147 vect_detect_hybrid_slp): Likewise.
7148 (vect_analyze_loop): Call vect_analyze_slp, vect_make_slp_decision
7149 and vect_detect_hybrid_slp.
7150 * tree-vect-transform.c (vect_estimate_min_profitable_iters): Take
7151 SLP costs into account.
7152 (vect_get_cost_fields): New function.
7153 (vect_model_simple_cost): Make extern, add SLP parameter and handle
7155 (vect_model_store_cost, vect_model_load_cost): Likewise.
7156 (vect_get_constant_vectors): New function.
7157 (vect_get_slp_vect_defs, vect_get_slp_defs,
7158 vect_get_vec_defs_for_stmt_copy, vect_get_vec_defs_for_stmt_copy,
7159 vect_get_vec_defs): Likewise.
7160 (vectorizable_reduction): Don't handle SLP for now.
7161 (vectorizable_call): Don't handle SLP for now. Add argument to
7162 vect_model_simple_cost.
7163 (vectorizable_conversion): Handle SLP (call vect_get_vec_defs to
7164 get SLPed and vectorized defs). Fix indentation and spacing.
7165 (vectorizable_assignment): Handle SLP.
7166 (vectorizable_induction): Don't handle SLP for now.
7167 (vectorizable_operation): Likewise.
7168 (vectorizable_type_demotion): Add argument to
7169 vect_model_simple_cost.
7170 (vectorizable_type_promotion): Likewise.
7171 (vectorizable_store, vectorizable_load): Handle SLP.
7172 (vectorizable_condition): Don't handle SLP for now.
7173 (vect_transform_stmt): Add a new argument for SLP. Check that there is
7174 no SLP transformation required for unsupported cases. Add SLP
7175 argument for supported cases.
7176 (vect_remove_stores): New function.
7177 (vect_schedule_slp_instance, vect_schedule_slp): Likewise.
7178 (vect_transform_loop): Schedule SLP instances.
7179 * Makefile.in: (tree-vect-analyze.o): Depend on recog.h.
7181 2007-09-09 Andrew Haley <aph@redhat.com>
7183 * optabs.c (sign_expand_binop): Set libcall_gen = NULL in the fake
7186 2007-09-09 Hans-Peter Nilsson <hp@axis.com>
7188 Divide REG_LABEL notes into REG_LABEL_OPERAND and REG_LABEL_TARGET.
7189 * doc/rtl.texi (Insns): Specify when a label_ref makes a jump_insn.
7190 Similar for what label_refs can go in the JUMP_TARGET field. Split
7191 REG_LABEL documentation into REG_LABEL_TARGET and REG_LABEL_OPERAND.
7192 * reload.c (find_reloads): Generate REG_LABEL_OPERAND, not
7193 REG_LABEL when replacing an operand with a LABEL_REF for a
7195 (subst_reloads): When replacing a LABEL_REG with a register,
7196 instead of generating a REG_LABEL note, assert that there already
7197 is one or that the label is a known target for the insn.
7198 * rtlanal.c (computed_jump_p): Instead of looking for a REG_LABEL
7199 note, check the JUMP_LABEL field. Remove "else" after return.
7200 * reorg.c (emit_delay_sequence): Replace case for REG_LABEL with
7201 cases for REG_LABEL_OPERAND and REG_LABEL_TARGET.
7202 (fill_slots_from_thread): Handle both REG_LABEL_OPERAND and
7203 REG_LABEL_TARGET notes, including the JUMP_TARGET field on JUMP_P
7204 insns. Iterate over all notes; don't assume there's only one.
7205 * cse.c (recorded_label_ref): Adjust comment to refer to
7207 (cse_extended_basic_block): Do LABEL_REF check for all INSN_P
7208 insns, not just NONJUMP_INSN_P.
7209 (check_for_label_ref): For JUMP_P insns, check that the LABEL_REF
7210 isn't a jump target.
7211 * jump.c (rebuild_jump_labels): Adjust head comment.
7212 (init_label_info): Ditto. Remove REG_LABEL_OPERAND notes only;
7213 don't reset REG_LABEL_TARGET notes, including the JUMP_LABEL field.
7214 (mark_all_labels): For JUMP_P insns without a target, check if the
7215 the target is noted on the previous nonjump insn.
7216 (mark_jump_label_1): New function, guts from mark_jump_label.
7217 <case IF_THEN_ELSE>: Handle first operand as a non-target when
7218 marking jump target labels.
7219 <case LABEL_REF>: Adjust for whether to generate a
7220 REG_LABEL_TARGET or a REG_LABEL_OPERAND note.
7221 For 'E' format rtl, iterate in descending element order.
7222 (delete_related_insns): Handle both REG_LABEL_TARGET and
7223 REG_LABEL_OPERAND notes. For JUMP_P insns with labels with zero
7224 reference count, delete and fallthrough. Move finding-next-
7225 non-deleted insn last in the function. Look at all INSN_P insns
7226 for REG_LABEL_OPERAND notes.
7227 (redirect_jump_2): Assert that OLABEL equals the old JUMP_LABEL of
7229 * print-rtl.c (print_rtx): For JUMP_P insns and a non-NULL
7230 JUMP_LABEL, output the INSN_UID of it.
7231 * gcse.c: Adjust comments as appropriate to say REG_LABEL_OPERAND
7232 and/or REG_LABEL_TARGET.
7233 (add_label_notes): Only add REG_LABEL_OPERAND notes. Put in line
7234 with jump.c copy by only adding notes for labels actually
7235 referenced in the insn.
7236 * emit-rtl.c (try_split): Don't assume only NONJUMP_INSN_P need
7237 usage count increment; handle all INSN_P trial insns.
7238 (emit_copy_of_insn_after): Change to not copy REG_LABEL_OPERAND
7240 * rtl.h (struct rtx_def) <volatil>: Adjust to mention
7241 REG_LABEL_TARGET and REG_LABEL_OPERAND.
7242 (LABEL_REF_NONLOCAL_P): Allow REG_LABEL_TARGET and
7244 * combine.c (distribute_notes): Adjust for REG_LABEL_TARGET on
7245 JUMP_P insns and REG_LABEL_OPERAND everywhere.
7246 * sched-rgn.c (is_cfg_nonregular): Check for REG_LABEL_OPERANDS
7247 on all INSN_P insns.
7248 * reg-notes.def (LABEL_TARGET, LABEL_OPERAND): Split from LABEL.
7249 * cfgrtl.c (delete_insn): Adjust to handle REG_LABEL_TARGET and
7250 REG_LABEL_OPERAND notes.
7251 * reload1.c (calculate_needs_all_insns): Adjust comments.
7252 (set_label_offsets): Adjust to look for REG_LABEL_OPERAND notes.
7253 * config/alpha/alpha.md (split for load of an address into a
7254 four-insn sequence on Unicos/Mk): Adjust to use
7256 * config/sh/sh.md (sh_reorg, final_prescan_insn): Ditto.
7258 2007-09-09 Laurynas Biveinis <laurynas.biveinis@gmail.com>
7261 2007-09-05 Laurynas Biveinis <laurynas.biveinis@gmail.com>
7262 * regrename.c (copyprop_hardreg_forward_1): New variable next. Use
7263 FOR_BB_INSNS_SAFE instead of for loop.
7264 * cse.c (cse_extended_basic_block): Likewise.
7265 * postreload.c (reload_cse_regs_1): New variable next. Make sure
7266 that the for loop does not invoke NEXT_INSN on a deleted insn.
7267 * function.c (instantiate_virtual_regs): Likewise.
7268 * lower-subreg.c (remove_retval_note): Likewise.
7269 (decompose_multiword_subregs): Use FOR_BB_INSNS_SAFE instead of
7271 * emit-rtl.c (remove_insn): Set NEXT_INSN and PREV_INSN to NULL on
7273 * cfgrtl.c (delete_insn): Set JUMP_LABEL to NULL on a deleted
7274 insn, if it's a jump.
7275 (try_redirect_by_replacing_jump): New variable jump_p. Call
7276 tablejump_p before delete_insn_chain.
7277 * reload1.c (reload): New variable next. Make sure that the for
7278 loop does not invoke NEXT_INSN on a deleted insn.
7279 (fixup_eh_region_note): Make the loop terminate if i becomes NULL.
7280 (delete_output_reload): New variable prev. Make sure the the for
7281 loops do not invoke PREV_INSN on a deleted insn.
7283 2007-09-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7285 * pa/constraints.md: Remove 'X' from unused letters comment.
7287 2007-09-08 Richard Guenther <rguenther@suse.de>
7289 * tree-tailcall.c (find_tail_calls): If we don't have aliases
7290 computed check stmt_ann->references_memory instead of counting
7293 2007-09-08 Segher Boessenkool <segher@kernel.crashing.org>
7295 * cse.c (fold_rtx): Use validate_unshare_change() instead of
7296 validate_change() in one more case.
7298 2007-09-08 Zdenek Dvorak <ook@ucw.cz>
7300 PR tree-optimization/32283
7301 * tree-ssa-loop-ivopts.c (may_eliminate_iv): Use
7302 estimated_loop_iterations.
7303 (determine_use_iv_cost_condition): Decrease cost of expressions
7304 used in iv elimination.
7306 2007-09-08 Richard Guenther <rguenther@suse.de>
7308 * tree-cfg.c (verify_gimple_expr): Avoid building new
7309 pointer types, use TYPE_POINTER_TO if available instead.
7311 2007-09-08 Uros Bizjak <ubizjak@gmail.com>
7314 PR rtl-optimization/26449
7315 * config/i386/sse.md (mulv4si3): Do not expand sse2 sequence.
7316 (*sse2_mulv4si3): New define_insn_and_split pattern. Split insn in
7318 (mulv16qi3): Implement as define_insn_and_split pattern instead of
7319 define_expand. Split insn in split1 pass.
7322 2007-09-08 Dorit Nuzman <dorit@il.ibm.com>
7324 PR tree-optimization/33301
7325 * tree-vect-analyze (analyze_operations): Look at the type of the rhs
7328 2007-09-07 Zdenek Dvorak <ook@ucw.cz>
7330 PR tree-optimization/32183
7331 * Makefile.in (tree-ssa-reassoc.o): Also depend on $(CFGLOOP_H).
7333 * tree-ssa-reassoc.c: Include cfgloop.h.
7334 (is_reassociable_op): Add a loop argument and return true only
7336 (linearize_expr): Updated.
7337 (should_break_up_subtract): Likewise.
7338 (linearize_expr_tree): Likewise.
7339 (init_reassoc): Call loop_optimizer_init with
7340 AVOID_CFG_MODIFICATIONS. Remove calculate_dominance_info call
7341 with CDI_DOMINATORS.
7342 (fini_reassoc): Call loop_optimizer_finalize.
7344 2007-09-07 Sterling Augustine <sterling@tensilica.com>
7346 * config/xtensa/lib2funcs.S (__xtensa_sync_caches): Use an ISYNC even
7347 if there is no i-cache.
7349 2007-09-07 Richard Guenther <rguenther@suse.de>
7352 2007-09-06 Richard Guenther <rguenther@suse.de>
7354 PR tree-optimization/32586
7355 * tree-ssa-sccvn.c (simplify_binary_expression): Avoid
7356 folding if nothing changed.
7357 (simplify_unary_expression): New function. Do tree combining
7358 on conversion like codes.
7359 (try_to_simplify): Call it.
7361 2007-09-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7364 * gthr-posix.h (__gthread_active_p): Add implementation for hppa-hpux.
7365 (__gthread_active,__gthread_start, __gthread_active_init): New.
7366 * gthr-posix95.h: Likewise.
7368 2007-09-07 Roman Zippel <zippel@linux-m68k.org>
7370 * function.h (struct function): Rename calls_unwind_init
7371 to saves_all_registers.
7372 (current_function_saves_all_registers): Renamed from
7373 current_function_calls_unwind_init.
7374 * reload1.c (reload): Set current_function_saves_all_registers.
7375 * except.c (expand_builtin_unwind_init): Likewise.
7376 * config/m68k/m68k.c (m68k_save_reg): Use
7377 current_function_saves_all_registers to save pic register.
7379 2007-09-07 Janis Johnson <janis187@us.ibm.com>
7381 config/m68k/m68k.c (floating_exact_log2): Update call to real_2expN.
7382 config/s390/s390.md (fixuns_trunc<BFP:mode><GPR:mode>2): Ditto.
7384 Reapply reverted changes:
7386 2007-09-06 Jan Hubicka <jh@suse.cz>
7388 * config/i386.c (ix86_expand_lround, ix86_expand_round): Update call
7391 2007-09-06 Richard Sandiford <richard@codesourcery.com>
7393 * config/mips/mips.md (fixuns_truncdfsi2, fixuns_truncdfdi2)
7394 (fixuns_truncsfsi2, fixuns_truncsfdi2): Update calls to real_2expN.
7396 2007-09-05 Janis Johnson <janis187@us.ibm.com>
7398 * optabs.c (expand_float): Convert unsigned integer as signed only
7399 if it provides sufficient accuracy; add mode argument to real_2expN.
7400 (expand_fix): Fix comment typos; extend binary float into mode
7401 wider than destination for converion to unsigned integer; add mode
7402 argument to real_2expN.
7403 * real.c (real_2expN): Add mode argument to special-case decimal
7405 * real.h (real_2expN): Ditto.
7406 * fixed-value.c (check_real_for_fixed_mode): Add mode argument to
7408 (fixed_from_string): Ditto.
7409 (fixed_to_decimal): Ditto.
7410 (fixed_convert_from_real): Ditto.
7411 (real_convert_from_fixed): Ditto.
7412 * config/rs6000/rs6000.md (FP): Include DD and TD modes.
7413 * config/rs6000/dfp.md (extendddtd2, adddd3, addtd3, subdd3, subtd3,
7414 muldd3, multd3, divdd3, divtd3, cmpdd_internal1, cmptd_internal1,
7415 floatditd2, ftruncdd2, fixdddi2, ftrunctd2, fixddi2): New.
7417 2007-09-07 Diego Novillo <dnovillo@google.com>
7419 * tree-flow.h (const_block_stmt_iterator): Remove.
7420 Update all users to use block_stmt_iterator.
7421 * tree-iterator.h (const_tree_stmt_iterator): Remove.
7422 Update all users to use tree_stmt_iterator.
7424 2007-09-07 Sandra Loosemore <sandra@codesourcery.com>
7426 * config/mips/mips.c (mips_set_current_function): Temporarily
7427 make this a no-op to fix bootstrap errors, pending rewrite.
7429 2007-09-07 Jan Hubicka <jh@suse.cz>
7431 * reorg.c (dbr_schedule): Move code removing placeholder USEs later
7434 2007-09-07 Dorit Nuzman <dorit@il.ibm.com>
7436 PR tree-optimization/33299
7437 * tree-vect-transform.c (vect_create_epilog_for_reduction): Update
7438 uses for all relevant loop-exit phis, not just the first.
7440 2007-09-07 Richard Guenther <rguenther@suse.de>
7443 * tree-ssa-operands.c (access_can_touch_variable): An access
7444 of the form (*p)[0] can touch a variable of same size.
7446 2007-09-07 Jan Hubicka <jh@suse.cz>
7448 * passes.c (init_optimization_passes): Add simple dce and addressable
7450 * tree-ssa.c (execute_update_addresses_taken): New function.
7451 (pass_update_address_taken): New.
7452 * tree-ssa-dse.c (execute_simple_dse): New function.
7453 (pass_simple_dse): New.
7454 * tree-pass.h (pass_simple_dse, pass_update_address_taken): Declare.
7456 2007-09-07 Tobias Burnus <burnus@net-b.de>
7459 * doc/invoke.texi: Fix -Wstrict-overflow= table.
7461 2007-09-07 Richard Guenther <rguenther@suse.de>
7464 2007-09-06 Richard Guenther <rguenther@suse.de>
7466 PR tree-optimization/32586
7467 * tree-ssa-sccvn.c (simplify_binary_expression): Avoid
7468 folding if nothing changed.
7469 (simplify_unary_expression): New function. Do tree combining
7470 on conversion like codes.
7471 (try_to_simplify): Call it.
7473 2007-09-07 Richard Guenther <rguenther@suse.de>
7474 Uros Bizjak <ubizjak@gmail.com>
7476 PR tree-optimization/32821
7477 * tree_if_conv.c (combine_blocks): Use alloc_stmt_list instead of
7478 NULL in the call to set_bb_stmt_list.
7480 2007-09-07 Richard Sandiford <richard@codesourcery.com>
7482 * config/mips/mips.c (build_mips16_call_stub): Emit all direct
7483 float calls here, rather than leaving some to the caller.
7484 Use call_internal_direct and call_value_internal_direct.
7485 * config/mips/mips.md (call_internal_direct): New pattern.
7486 (call_value_internal_direct): Likewise.
7488 2007-09-07 Richard Sandiford <richard@codesourcery.com>
7490 * config/mips/mips.c (mips_base_move_loop_invariants): New variable.
7491 (mips_set_mips16_mode): Restore flag_move_loop_invariants, then set
7493 (override_options): Set mips_base_move_loop_invariants.
7495 2007-09-07 Richard Sandiford <richard@codesourcery.com>
7497 * config/mips/mips.opt (mcode-readable=): Move to keep list
7500 2007-09-07 Richard Sandiford <richard@codesourcery.com>
7502 * doc/invoke.texi: Document the MIPS -mlocal-sdata, -mextern-sdata
7503 and -mgpopt options. Adjust the -G documentation to match.
7504 * config/mips/mips.opt (mextern-data, mgpopt, mlocal-data): New.
7505 * config/mips/mips.c (mips_rtx_constant_in_small_data_p): New
7506 function, split out from mips_classify_symbol. Return false for
7507 !TARGET_LOCAL_SDATA.
7508 (mips_classify_symbol): Call mips_rtx_constant_in_small_data_p.
7509 Only use GP-relative accesses for non-pool symbols if TARGET_GPOPT.
7510 (override_options): Check whether the -mgpopt setting is consistent
7511 with the other flags.
7512 (symbolic_expression_p): Delete.
7513 (mips_select_rtx_section): Use mips_rtx_constant_in_small_data_p
7514 and default_elf_select_rtx_section.
7515 (mips_in_small_data_p): Honor section attributes for MIPS16 too.
7516 Return false for local data unless TARGET_LOCAL_SDATA. Likewise
7517 external data and TARGET_EXTERN_SDATA.
7519 2007-09-07 Tobias Burnus <burnus@net-b.de>
7522 * doc/cpp.texi (Common Predefined Macros): Add __GFORTRAN__.
7524 2007-09-05 Laurynas Biveinis <laurynas.biveinis@gmail.com>
7526 * regrename.c (copyprop_hardreg_forward_1): New variable next. Use
7527 FOR_BB_INSNS_SAFE instead of for loop.
7528 * cse.c (cse_extended_basic_block): Likewise.
7529 * postreload.c (reload_cse_regs_1): New variable next. Make sure
7530 that the for loop does not invoke NEXT_INSN on a deleted insn.
7531 * function.c (instantiate_virtual_regs): Likewise.
7532 * lower-subreg.c (remove_retval_note): Likewise.
7533 (decompose_multiword_subregs): Use FOR_BB_INSNS_SAFE instead of
7535 * emit-rtl.c (remove_insn): Set NEXT_INSN and PREV_INSN to NULL on
7537 * cfgrtl.c (delete_insn): Set JUMP_LABEL to NULL on a deleted
7538 insn, if it's a jump.
7539 (try_redirect_by_replacing_jump): New variable jump_p. Call
7540 tablejump_p before delete_insn_chain.
7541 * reload1.c (reload): New variable next. Make sure that the for
7542 loop does not invoke NEXT_INSN on a deleted insn.
7543 (fixup_eh_region_note): Make the loop terminate if i becomes NULL.
7544 (delete_output_reload): New variable prev. Make sure the the for
7545 loops do not invoke PREV_INSN on a deleted insn.
7547 2007-09-06 Zdenek Dvorak <ook@ucw.cz>
7549 * cgraphbuild.c (rebuild_cgraph_edges): Export.
7550 * cgraph.h (rebuild_cgraph_edges): Declare.
7551 * tree-pass.h (pass_expand_omp_ssa): New.
7552 * omp-low.c (find_omp_clause): Export.
7553 (copy_var_decl): Split from omp_copy_decl_2.
7554 (build_omp_barrier): Return the call to emit instead of emitting
7556 (lower_rec_input_clauses, expand_omp_single): Gimplify the result of
7558 (extract_omp_for_data, expand_parallel_call, expand_omp_parallel,
7559 expand_omp_for_generic, expand_omp_for_static_nochunk,
7560 expand_omp_for_static_chunk, expand_omp_for, expand_omp_sections):
7561 Adapted to work on SSA form.
7562 (execute_expand_omp): Do not invalidate dominance information.
7563 (gate_expand_omp): Do not run with -fopenmp-ssa flag.
7564 (gate_expand_omp_ssa, pass_expand_omp_ssa): New.
7565 * gimplify.c (gimplify_omp_for): Ensure that the control variable is
7567 (force_gimple_operand): Allow gimplifying code expressions without
7569 * tree-predcom.c (mark_virtual_ops_for_renaming): Handle phi nodes.
7570 * common.opt (fopenmp-ssa): New.
7571 * tree-flow.h (find_omp_clause, copy_var_decl): Declare.
7572 * Makefile.in (tree-cfg.o): Add TREE_INLINE_H dependency.
7573 * tree-cfg.c: Include tree-inline.h.
7574 (struct move_stmt_d): Replace vars_to_remove by vars_map field.
7575 (replace_by_duplicate_decl, replace_ssa_name,
7576 mark_virtual_ops_in_region): New functions.
7577 (move_stmt_r, move_block_to_fn, move_sese_region_to_fn): Adapted
7578 to work on SSA form.
7579 * passes.c (init_optimization_passes): Add pass_expand_omp_ssa pass.
7580 * tree-ssa-operands.c (get_expr_operands): Handle operands of OMP
7583 2007-09-06 Laurynas Biveinis <laurynas.biveinis@gmail.com>
7585 * tree-loop-linear.c: Include obstack.h.
7586 (linear_transform_loops): New obstack lambda_obstack.
7587 Initialize it, pass it to gcc_loopnest_to_lambda_loopnest,
7588 lambda_loopnest_transform, lambda_loopnest_to_gcc_loopnest calls
7589 and free afterwards.
7590 * lambda.h (struct obstack): New forward declaration.
7591 (lambda_linear_expression_new): New parameter of type struct
7593 (lambda_loopnest_new): Likewise.
7594 (lambda_loopnest_transform): Likewise.
7595 (lambda_body_vector_new): Likewise.
7596 (lambda_body_vector_compute_new): Likewise.
7597 (gcc_loopnest_to_lambda_loopnest): Likewise.
7598 (lambda_loopnest_to_gcc_loopnest): Likewise.
7599 * lambda-code.c: Include obstack.h.
7600 (lambda_lattice_new): New parameter lambda_obstack. Use it for
7602 (lambda_body_vector_new): Likewise.
7603 (lambda_linear_expression_new): Likewise.
7604 (lambda_lattice_new): Likewise.
7605 (lambda_loopnest_new): Likewise. Additionally use obstack to
7606 allocate LN_LOOPS(ret).
7607 (lambda_lattice_compute_base): New parameter lambda_obstack. Pass
7608 it to lambda_lattice_new.
7609 (lambda_body_vector_compute_new): New parameter lambda_obstack.
7610 Pass it to lambda_body_vector_new.
7611 (lambda_lattice_compute_base): New paramater lambda_obstack. Pass
7612 it to lambda_lattice_new.
7613 (compute_nest_using_fourier_motzkin): New parameter lambda_obstack.
7614 Pass it to lambda_loopnest_new, lambda_linear_expression_new.
7615 (lambda_compute_target_space): Likewise.
7616 (lambda_compute_auxillary_space): New parameter lambda_obstack.
7617 Pass it to lambda_lattice_compute_base and
7618 compute_nest_using_fourieer_motzkin.
7619 (lambda_loopnest_transform): New parameter lambda_obstack. Pass
7620 it to lambda_lattice_compute_base, lambda_lattice_auxillary_space
7621 and lambda_lattice_compute_target_space.
7622 (gcc_tree_to_linear_expression): Nex parameter lambda_obstack.
7623 Pass it to lambda_linear_expression_new.
7624 (gcc_loop_to_lambda_loop): New parameter lambda_obstack. Pass it
7625 to gcc_tree_to_linear_expression.
7626 (gcc_loopnest_to_lambda_loopnest): New parameter lambda_obstack.
7627 Pass it to gcc_loop_to_lambda_loop and lambda_loopnest_new.
7628 (lambda_loopnest_to_gcc_loopnest): New parameter lambda_obstack.
7629 Pass it to lambda_body_vector_new and
7630 lambda_body_vector_compute_new.
7631 * Makefile.in (tree-loop-linear.o): Add $(OBSTACK_H) dependency.
7632 (lambda-code.o): Likewise.
7634 2007-09-06 Chao-ying Fu <fu@mips.com>
7636 * ginclude/stdfix.h: New file.
7637 * Makefile.in (USER_H): Add $(srcdir)/ginclude/stdfix.h.
7638 (convert.o): Add dependence on fixed-value.h.
7639 * c-convert.c (convert): Support FIXED_POINT_TYPE.
7640 * c-cppbuiltin.c (builtin_define_fixed_point_constants): New function
7641 to define fixed-point constants.
7642 (c_cpp_builtins): Define fixed-point constants.
7643 * convert.c (fixed-value.h): New include.
7644 (convert_to_real): Update comment to include fixed-point.
7645 Support FIXED_POINT_TYPE.
7646 (convert_to_integer): Update comment to include fixed-point.
7647 Support FIXED_POINT_TYPE.
7648 (convert_to_complex): Support FIXED_POINT_TYPE.
7649 (convert_to_fixed): New function.
7650 * convert.h (convert_to_fixed): Declare.
7651 * genopinit.c: Add comment about $Q for only fixed-point modes.
7652 (optabs): Add fract_optab, fractuns_optab, satfract_optab,
7653 satfractuns_optab, add_optab, ssadd_optab, usadd_optab, sub_optab,
7654 sssub_optab, ussub_optab, smul_optab, ssmul_optab, usmul_optab,
7655 ssmadd_widen_optab, usmadd_widen_optab, ssdiv_optab, udiv_optab,
7656 usdiv_optab, ssashl_optab, usashl_optab, neg_optab, ssneg_optab,
7657 usneg_optab for fixed-point modes.
7658 (gen_insn): Add force_fixed to track the $Q format for all fixed-point
7660 * optabs.c (optab_for_tree_code): For *DIV_EXPR, LSHIFT_EXPR,
7661 PLUS_EXPR, MINUS_EXPR, MULT_EXPR, NEGATE_EXPR, return signed or
7662 unsigned saturation optabs, when type is saturating.
7663 (shift_optab_p): Return true for SS_ASHIFT or US_ASHIFT.
7664 (expand_fixed_convert): New function.
7665 (gen_fixed_libfunc, gen_signed_fixed_libfunc,
7666 gen_unsigned_fixed_libfunc, gen_int_fp_fixed_libfunc,
7667 gen_int_fp_signed_fixed_libfunc, gen_int_fixed_libfunc,
7668 gen_int_signed_fixed_libfunc, gen_int_unsigned_fixed_libfunc,
7669 gen_fract_conv_libfunc, gen_fractuns_conv_libfunc,
7670 gen_satfract_conv_libfunc, gen_satfractuns_conv_libfunc): New
7672 (init_optabs): Initialize ssadd_optab, usadd_optab, sssub_optab,
7673 ussub_optab, ssmul_optab, usmul_optab, ssmadd_widen_optab,
7674 usmadd_widen_optab, ssmsub_widen_optab, usmsub_widen_optab,
7675 ssdiv_optab, usdiv_optab, ssashl_optab, usashl_optab, ssneg_optab,
7676 usneg_optab, fract_optab, fractuns_optab, satfract_optab,
7678 Initialize fixed-point libraries, including add, ssadd, usadd, sub,
7679 sssub, ussub, mul, ssmul, usmul, div, ssdiv, udiv, usdiv, ashl,
7680 ssashl, usashl, ashr, lshr, neg, ssneg, usneg, cmp, fract, satfract,
7681 fractuns, satfractuns.
7682 * optabs.h (enum optab_index): Add OTI_ssadd, OTI_usadd, OTI_sssub,
7683 OTI_ussub, OTI_ssmul, OTI_usmul, OTI_ssdiv, OTI_usdiv, OTI_ssneg,
7684 OTI_usneg, OTI_ssashl, OTI_usashl, OTI_ssmadd_widen, OTI_usmadd_widen,
7685 OTI_ssmsub_widen, OTI_usmsub_widen.
7686 (ssadd_optab, usadd_optab, sssub_optab, ussub_optab, ssmul_optab,
7687 usmul_optab, ssdiv_optab, usdiv_optab, ssneg_optab, usneg_optab,
7688 ssashl_optab, usashl_optab, ssmadd_widen_optab, usmadd_widen_optab,
7689 umsub_widen_optab, usmsub_widen_optab): Define.
7690 (enum convert_optab_index): Add COI_fract, COI_fractuns, COI_satfract,
7692 (fract_optab, fractuns_optab, satfract_optab, satfractuns_optab):
7694 (expand_fixed_convert): Declare.
7695 * expr.c (convert_move): Support the move of fixed-point modes.
7696 (emit_move_insn_1): Handle fixed-point mode to move via integer.
7697 (categorize_ctor_elements_1): Handle FIXED_CST.
7698 (count_type_elements): Handle FIXED_POINT_TYPE.
7699 (expand_expr_real_1): For VECTOR_CST, check MODE_VECTOR_FRACT,
7700 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
7702 For PLUS_EXPR and MINUS_EXPR, support saturating and non-saturating
7703 multiply and add/subtract for fixed-point types.
7704 For MULT_EXPR, *DIV_EXPR, *SHIFT_EXPR, if the mode if a fixed-point
7705 mode, we jump to binop directly.
7706 Support FIXED_CONVERT_EXPR.
7707 (do_store_flag): Check FIXED_CST to put a constant second.
7708 (vector_mode_valid_p): Handle MODE_VECTOR_FRACT,
7709 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
7710 (const_vector_from_tree): Support FIXED_CST.
7711 * doc/extend.texi (Fixed-Point): New node.
7712 * doc/md.texi (ssadd, usadd, sssub, ussub, ssmul, usmul, ssdiv, usdiv,
7713 ssmadd, usmadd, ssmsub, usmsub, ssashl, usashl, ssneg, usneg, fract,
7714 satfract, fractuns, satfractuns): Document them.
7716 2007-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
7718 * config/bfin/bfin.h (PREFERRED_RELOAD_CLASS): Don't reload autoinc
7719 addresses into I registers.
7721 2007-09-06 Jan Hubicka <jh@suse.cz>
7722 Andreas Tobler <a.tobler@schweiz.org>
7724 * config/darwin.c (machopic_indirect_data_reference): Avoid invalid
7726 (machopic_legitimize_pic_address): Likewise.
7728 2007-09-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
7729 Jan Hubicka <jh@suse.cz>
7731 * config/spu/spu.md (floatsidf2): Use convert_optab_libfunc
7732 instead of ufloat_optab->handlers directly.
7733 (floatdidf2): Likewise.
7735 2007-09-06 Sandra Loosemore <sandra@codesourcery.com>
7737 * config/mips/mips.c: Include diagnostic.h.
7738 (mips_set_current_function): Check errorcount and sorrycount
7739 before generating RTL.
7741 2007-09-06 Richard Sandiford <richard@codesourcery.com>
7744 * config/mips/mips.c (mips_classify_symbolic_expression): New function.
7745 (mips_classify_address): Use it instead of mips_symbolic_constant_p.
7746 (print_operand_reloc): Likewise.
7748 2007-09-06 Janis Johnson <janis187@us.ibm.com>
7752 2007-09-06 Jan Hubicka <jh@suse.cz>
7754 * config/i386/i386.c (ix86_expand_lround, ix86_expand_round):
7755 Update call of real_2expN.
7757 2007-09-06 Richard Sandiford <richard@codesourcery.com>
7759 * config/mips/mips.md (fixuns_truncdfsi2, fixuns_truncdfdi2)
7760 (fixuns_truncsfsi2, fixuns_truncsfdi2): Update calls to real_2expN.
7762 2007-09-05 Janis Johnson <janis187@us.ibm.com>
7764 * optabs.c (expand_float): Convert unsigned integer as signed only
7765 if it provides sufficient accuracy; add mode argument to real_2expN.
7766 (expand_fix): Fix comment typos; extend binary float into mode
7767 wider than destination for converion to unsigned integer; add mode
7768 argument to real_2expN.
7769 * real.c (real_2expN): Add mode argument to special-case decimal
7771 * real.h (real_2expN): Ditto.
7772 * fixed-value.c (check_real_for_fixed_mode): Add mode argument to
7774 (fixed_from_string): Ditto.
7775 (fixed_to_decimal): Ditto.
7776 (fixed_convert_from_real): Ditto.
7777 (real_convert_from_fixed): Ditto.
7778 * config/rs6000/rs6000.md (FP): Include DD and TD modes.
7779 * config/rs6000/dfp.md (extendddtd2, adddd3, addtd3, subdd3, subtd3,
7780 muldd3, multd3, divdd3, divtd3, cmpdd_internal1, cmptd_internal1,
7781 floatditd2, ftruncdd2, fixdddi2, ftrunctd2, fixddi2): New.
7783 2007-09-06 Tom Tromey <tromey@redhat.com>
7785 * tree-cfg.c (remove_bb): Only warn if line is non-zero.
7786 * c-pch.c (c_common_read_pch): Restore current location after
7788 * tree.c (expand_location): Update.
7789 (expr_filename): Changed return type. Unified the two cases.
7790 (expr_lineno): Likewise.
7791 (annotate_with_file_line): Don't use EXPR_LINENO and EXPR_FILENAME
7793 * toplev.c (line_table): Changed type.
7794 (general_init): Update.
7795 (realloc_for_line_map): New function.
7796 (general_init): Allocate line_table using GC.
7797 * fix-header.c (line_table): Changed type.
7798 (read_scan_file): Update.
7799 (read_scan_file): Update.
7800 * c-ppoutput.c (maybe_print_line): Update.
7801 (print_line): Update.
7802 (cb_line_change): Update.
7803 (cb_define): Update.
7804 (pp_file_change): Update.
7805 * c-opts.c (c_common_init_options): Update.
7806 (finish_options): Update.
7807 (push_command_line_include): Update.
7808 * c-lex.c (cb_line_change): Update.
7809 (cb_def_pragma): Update.
7810 (cb_define): Update.
7812 (c_lex_with_flags): Use cpp_get_token_with_location.
7813 * input.h (line_table): Changed type.
7814 (location_from_locus): New macro.
7815 * tree.h (EXPR_FILENAME): No longer an lvalue.
7816 (EXPR_LINENO): Likewise.
7817 (expr_locus, set_expr_locus): Declare separately for
7818 USE_MAPPED_LOCATION.
7819 (expr_filename, expr_lineno): Changed return type.
7820 * gimplify.c (tree_to_gimple_tuple): Use SET_EXPR_LOCUS.
7821 * cfgexpand.c (expand_gimple_cond_expr): Use location_from_locus.
7822 (expand_gimple_basic_block): Likewise.
7823 * final.c (final_scan_insn): Use expanded_location.
7825 2007-09-06 Richard Guenther <rguenther@suse.de>
7827 PR tree-optimization/32586
7828 * tree-ssa-sccvn.c (simplify_binary_expression): Avoid
7829 folding if nothing changed.
7830 (simplify_unary_expression): New function. Do tree combining
7831 on conversion like codes.
7832 (try_to_simplify): Call it.
7833 * builtins.c (fold_builtin_cexp): Fold the built expressions.
7834 * fold-const.c (fold_unary): Test result of get_callee_fndecl().
7836 2007-09-06 Jan Hubicka <jh@suse.cz>
7839 * cse.c (fold_rtx): Avoid invalid sharing.
7841 2007-09-06 Richard Sandiford <richard@codesourcery.com>
7843 * config/mips/mips.md (fixuns_truncdfsi2, fixuns_truncdfdi2)
7844 (fixuns_truncsfsi2, fixuns_truncsfdi2): Update calls to real_2expN.
7846 2007-09-06 Revital Eres <eres@il.ibm.com>
7848 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
7849 Fix offsettable memory reference for 750CL.
7851 2007-09-06 Pat Haugen <pthaugen@us.ibm.com>
7853 * reload.c (find_reloads_address_1): Try to preserve original
7854 base/index regclass of operands.
7855 * regrename.c (scan_rtx_address): Likewise.
7856 (replace_oldest_value_addr): Likewise.
7858 2007-09-06 Richard Guenther <rguenther@suse.de>
7860 PR tree-optimization/33302
7861 * domwalk.c (walk_dominator_tree): The exit block is
7862 interesting even if it is not reachable.
7864 2007-09-06 Richard Sandiford <richard@codesourcery.com>
7867 * optabs.c (avoid_expensive_constant): Do nothing if MODE is VOIDmode.
7869 2007-09-06 Basile Starynkevitch <basile@starynkevitch.net>
7871 * cfg.c (dump_bb_info, dump_edge_info): Added cfun test for
7874 2007-09-05 Ian Lance Taylor <iant@google.com>
7876 * tree-pretty-print.c (dump_decl_name): Cast LABEL_DECL_UID to int
7878 (dump_generic_node): Likewise.
7879 * print-rtl.c (print_decl_name): Likewise.
7880 * print-tree.c (print_node_brief): Likewise.
7881 (print_node): Likewise.
7882 * Makefile.in (RTL_BASE_H): Add alias.h.
7885 2007-09-06 Jesper Nilsson <jesper.nilsson@axis.com>
7887 * longlong.h [__CRIS_arch_version >= 8] (count_trailing_zeros):
7889 * config/cris/cris.md (ctzsi2, cris_swap_bits): Implemented.
7890 * config/cris/cris.h (CTZ_DEFINED_VALUE_AT_ZERO): Defined.
7892 2007-09-06 Jie Zhang <jie.zhang@analog.com>
7894 * config.gcc (tm_file): Add linux.h for bfin*-uclinux*.
7895 (tm_defines): Define UCLIBC_DEFAULT to 1.
7896 (extra_options): Add linux.opt.
7897 * config/bfin/linux.h (CPLUSPLUS_CPP_SPEC): Don't define.
7898 (CRT_CALL_STATIC_FUNCTION): Likewise.
7899 (NO_IMPLICIT_EXTERN_C): Likewise.
7900 (TARGET_OS_CPP_BUILTINS): Define as LINUX_TARGET_OS_CPP_BUILTINS.
7901 * config/bfin/elf.h (OBJECT_FORMAT_ELF): Don't define.
7902 * config/bfin/uclinux.h (CPLUSPLUS_CPP_SPEC): Don't define.
7903 (ENDFILE_SPEC): Don't define.
7904 (LIB_SPEC): Likewise.
7905 (CRT_CALL_STATIC_FUNCTION): Likewise.
7906 (NO_IMPLICIT_EXTERN_C): Likewise.
7907 (LINUX_TARGET_OS_CPP_BUILTINS): Likewise.
7908 (TARGET_OS_CPP_BUILTINS): Define as LINUX_TARGET_OS_CPP_BUILTINS.
7910 2007-09-06 Jan Hubicka <jh@suse.cz>
7912 * config/i386/i386.c (ix86_expand_lround, ix86_expand_round):
7913 Update call of real_2expN.
7915 2007-09-06 Jan Hubicka <jh@suse.cz>
7917 * opts.c (common_handle_option): Enable inlining functions for
7920 2007-09-06 Jakub Jelinek <jakub@redhat.com>
7922 * builtin-attrs.def (ATTR_NONNULL_3): New.
7923 (DEF_FORMAT_ATTRIBUTE): Use just ATTR_NONNULL_##FA instead of
7924 ATTR_NOTHROW_NONNULL_##FA.
7925 (DEF_FORMAT_ATTRIBUTE_NOTHROW, DEF_FORMAT_ATTRIBUTE_BOTH): New macros.
7926 (ATTR_FORMAT_PRINTF_NOTHROW_2_0, ATTR_PRINTF_NOTHROW_2_3,
7927 ATTR_FORMAT_PRINTF_NOTHROW_3_0, ATTR_FORMAT_PRINTF_NOTHROW_3_4,
7928 ATTR_FORMAT_PRINTF_NOTHROW_4_0, ATTR_PRINTF_NOTHROW_4_5,
7929 ATTR_FORMAT_PRINTF_NOTHROW_5_0, ATTR_FORMAT_PRINTF_NOTHROW_5_6,
7930 ATTR_FORMAT_SCANF_NOTHROW_2_0, ATTR_FORMAT_SCANF_NOTHROW_2_3,
7931 ATTR_FORMAT_STRFTIME_NOTHROW_3_0, ATTR_FORMAT_STRFMON_NOTHROW_3_4):
7933 (ATTR_FORMAT_PRINTF_4_0, ATTR_PRINTF_4_5, ATTR_FORMAT_PRINTF_5_0,
7934 ATTR_FORMAT_PRINTF_5_6, ATTR_FORMAT_STRFTIME_3_0,
7935 ATTR_FORMAT_NOTHROW_3_4): Remove.
7936 * builtins.def (snprintf, sprintf, sscanf, vsnprintf, vsprintf,
7937 vsscanf, strfmon, strftime, __snprintf_chk, __sprintf_chk,
7938 __vsnprintf_chk, __vsprintf_chk): Use ATTR_FORMAT_*_NOTHROW_*
7939 instead of ATTR_FORMAT_*_*.
7941 2007-09-06 Hans-Peter Nilsson <hp@axis.com>
7943 * config/cris/cris.c (cris_emit_movem_store): Call copy_rtx on
7944 parts re-used for REG_FRAME_RELATED_EXPR.
7946 2007-09-05 Janis Johnson <janis187@us.ibm.com>
7948 * optabs.c (expand_float): Convert unsigned integer as signed only
7949 if it provides sufficient accuracy; add mode argument to real_2expN.
7950 (expand_fix): Fix comment typos; extend binary float into mode
7951 wider than destination for converion to unsigned integer; add mode
7952 argument to real_2expN.
7953 * real.c (real_2expN): Add mode argument to special-case decimal
7955 * real.h (real_2expN): Ditto.
7956 * fixed-value.c (check_real_for_fixed_mode): Add mode argument to
7958 (fixed_from_string): Ditto.
7959 (fixed_to_decimal): Ditto.
7960 (fixed_convert_from_real): Ditto.
7961 (real_convert_from_fixed): Ditto.
7962 * config/rs6000/rs6000.md (FP): Include DD and TD modes.
7963 * config/rs6000/dfp.md (extendddtd2, adddd3, addtd3, subdd3, subtd3,
7964 muldd3, multd3, divdd3, divtd3, cmpdd_internal1, cmptd_internal1,
7965 floatditd2, ftruncdd2, fixdddi2, ftrunctd2, fixddi2): New.
7967 2007-09-05 Ian Lance Taylor <iant@google.com>
7969 * init-regs.c (initialize_uninitialized_regs): Call
7970 emit_insn_before rather than add_insn_before.
7972 2007-09-05 Jakub Jelinek <jakub@redhat.com>
7974 * builtins.def (BUILT_IN_VA_ARG_PACK): New built-in.
7975 * tree.h (CALL_EXPR_VA_ARG_PACK): Define.
7976 * tree-inline.h (copy_body_data): Add call_expr field.
7977 * tree-inline.c (expand_call_inline): Initialize call_expr.
7978 (copy_bb): Append anonymous inline fn arguments to arguments
7979 when inlining a CALL_EXPR_VA_ARG_PACK call.
7980 * builtins.c (expand_builtin): Issue an error if
7981 BUILT_IN_VA_ARG_PACK is seen during expand.
7982 (fold_call_expr, fold_builtin_call_array): Don't fold
7983 CALL_EXPR_VA_ARG_PACK CALL_EXPRs or calls with
7984 __builtin_va_arg_pack () call as last argument.
7985 * gimplify.c (gimplify_call_expr): If last argument to a vararg
7986 function is __builtin_va_arg_pack (), decrease number of call
7987 arguments and instead set CALL_EXPR_VA_ARG_PACK on the CALL_EXPR.
7988 * expr.c (expand_expr_real_1): Issue an error if
7989 CALL_EXPR_VA_ARG_PACK CALL_EXPR is seen during expand.
7990 * tree-pretty-print.c (dump_generic_node): Handle printing
7991 CALL_EXPR_VA_ARG_PACK bit on CALL_EXPRs.
7992 * doc/extend.texi (__builtin_va_arg_pack): Document.
7994 2007-09-05 Adam Nemet <anemet@caviumnetworks.com>
7996 PR tree-optimization/21513
7997 * builtins.c (build_builtin_expect_predicate): New function.
7998 (fold_builtin_expect): Add argument for expected value.
7999 Distribute __builtin_expect over short-circuiting operations.
8000 Fold nested builtin_expects.
8001 (fold_builtin_2): Adjust call to fold_builtin_expect.
8003 2007-09-05 Rask Ingemann Lambertsen <rask@sygehus.dk>
8006 PR tree-optimization/13756
8007 * doc/invoke.texi (Options That Control Optimization): Document
8010 2007-09-05 Uros Bizjak <ubizjak@gmail.com>
8012 * config/i386/cpuid.h: New file.
8013 * config/i386/driver-i386.c: Include cpuid.h.
8014 (describe_cache): Shrink size and line strings to 100 bytes.
8015 (detect_caches_amd): Return "" for unsupported max_ext_level.
8016 Use __cpuid function.
8017 (detect_caches_intel): Return "" for unsupported max_level.
8018 Use __cpuid function.
8019 (host_detect_local_cpu): Change feature flag variables to
8020 unsigned int. Initialize only extended feature flag variables.
8021 Use __get_cpuid_max to determine max supported cpuid level.
8022 Use __cpuid function to determine supported features. Fix
8023 calculation of family id. Remove is_amd and check signature
8024 directly. Check for Geode signature. Handle family 4 id.
8025 [PROCESSOR_GENERIC32]: New default for unknown family id. Move
8026 cpu discovery code to lower part of the function.
8027 [PROCESSOR_PENTIUM, PROCESSOR_K6, PROCESSOR_ATHLON]: Do not tune
8028 for sub-architecture.
8029 [PROCESSOR_PENTIUMPRO]: Simplify cpu discovery code.
8030 [PROCESSOR_K8]: Add k8-sse3 architecture.
8031 [PROCESSOR_NOCONA]: Remove.
8032 [PROCESSOR_GENERIC64]: Ditto.
8033 * config/i386/x-i386 (driver-i386.o): Depend on cpuid.h.
8034 * config/i386/crtfastmath.c: Include cpuid.h. Use __get_cpuid
8035 to check for SSE and FXSAVE support.
8036 * config/i386/t-crtfm (crtfastmath.o): Depend on cpuid.h.
8037 Add -minline-all-stringops.
8038 * config.gcc (i[34567]86-*-*): Add cpuid.h to extra_headers.
8039 (x86_64-*-*): Ditto.
8041 2007-09-05 Jie Zhang <jie.zhang@analog.com>
8043 * config/bfin/linux-unwind.h: New file.
8044 * config/bfin/linux.h (MD_UNWIND_SUPPORT): Define.
8045 * config/bfin/uclinux.h (MD_UNWIND_SUPPORT): Define.
8047 2007-09-05 Laurynas Biveinis <laurynas.biveinis@gmail.com>
8049 * Makefile.in (stmt.o): Add alloc-pool.h dependency.
8050 * stmt.c: Include alloc-pool.h.
8051 (struct case_node): Remove GTY marker.
8052 (add_case_node): New parameter case_node_pool. Use it for
8054 (expand_case): New allocation pool case_node_pool. Initialize it,
8055 pass to add_case_node and free it.
8057 2007-09-05 Sandra Loosemore <sandra@codesourcery.com>
8058 David Ung <davidu@mips.com>
8059 Nigel Stephens <nigel@mips.com>
8061 Add mips16/nomips16 function attributes and -mflip-mips16 option
8062 for testing mixed-mode compilation.
8064 * config/mips/mips.opt (mflip-mips16): New.
8066 * config/mips/mips.h (SYMBOL_FLAG_MIPS16_FUNC): Define.
8067 (SYMBOL_FLAG_MIPS16_FUNC_P): Define.
8069 * config/mips/mips.c (mips_base_target_flags): New.
8070 (mips_base_mips16): New.
8071 (mips_base_schedule_insns): New.
8072 (mips_base_reorder_blocks_and_partition): New.
8073 (mips_base_align_loops): New.
8074 (mips_base_align_jumps): New.
8075 (mips_base_align_functions): New.
8076 (mips16_flipper): New.
8077 (mips_attribute_table): Add "mips16" and "nomips16" entries.
8078 (TARGET_SET_CURRENT_FUNCTION): Define.
8079 (mips_mips16_type_p, mips_nomips16_type_p): New.
8080 (mips_comp_type_attributes): Check mips16/nomips16 attributes.
8081 (mips_function_ok_for_sibcall): Make it deal with functions with
8083 (mips_init_split_addresses): New, split out from override_options.
8084 (mips_init_relocs): New, split out from override_options.
8085 (was_mips16_p): New.
8086 (mips_set_mips16_mode): New, split out from override_options.
8087 (mips_set_current_function): New.
8088 (override_options): Add sorry for unsupported mips16/pic
8089 combination. Remove error for mips16/dsp combination. Save
8090 base option settings.
8091 (mips_file_start): Move mips16 mode setting output from here....
8092 (mips_output_function_prologue): ....to here.
8093 (mips_output_mi_thunk): Check for mips16 function.
8094 (build_mips16_function_stub): Don't set .mips16 here.
8095 (build_mips16_call_stub): Likewise.
8096 (mips_expand_builtin): Error in mips16 mode.
8097 (mips_use_mips16_mode_p): New.
8098 (mips_encode_section_info): Check for mips16 function, and set
8099 SYMBOL_REF_FLAGS accordingly.
8101 * doc/extend.texi (Function Attributes): Document new
8102 mips16/nomips16 attributes.
8103 * doc/invoke.texi (Option Summary): Add -mflip-mips16.
8104 (MIPS Options): Document -mflip-mips16.
8106 2007-09-05 Sandra Loosemore <sandra@codesourcery.com>
8108 * config/mips/mips.c (mips_legitimize_tls_address): Call sorry
8109 if we encounter TLS address in MIPS16 mode.
8110 (mips_legitimize_const_move): Check cannot_force_const_mem for
8111 the (const (plus symbol offset)) case; this forces invalid TLS
8112 address in MIPS16 mode to be caught by the above call to sorry.
8113 (override_options): Don't reset targetm.have_tls in MIPS16 mode,
8114 because that now enables emutls, which is not ABI compatible
8115 with native TLS in non-MIPS16 mode.
8117 2007-09-05 Sandra Loosemore <sandra@codesourcery.com>
8119 Add target hook invoked when cfun changes.
8121 * doc/tm.texi (TARGET_SET_CURRENT_FUNCTION): Document.
8122 * target.h (struct gcc_target): Add set_current_function.
8123 * target-def.h (TARGET_SET_CURRENT_FUNCTION): Define.
8124 (TARGET_INITIALIZER): Add initializer for set_current_function.
8125 * tree.h (push_struct_function): New.
8126 * tree-inline.h (push_cfun, pop_cfun): Move declarations to...
8128 (set_cfun): Declare.
8129 * tree-inline.c (cfun_stack, push_cfun, pop_cfun): Moved to...
8131 (push_function_context_to): Use allocate_struct_function
8132 to create null context, not init_dummy_function_start. Use set_cfun.
8133 (pop_function_context_from): Use set_cfun.
8134 (in_dummy_function): New.
8135 (invoke_set_current_function_hook): New.
8137 (push_cfun, pop_cfun): Use set_cfun.
8138 (push_struct_function): New.
8139 (allocate_struct_function): Call invoke_set_current_function_hook
8141 (prepare_function_start): Don't set cfun here. Remove unused
8142 argument; fix all callers.
8143 (init_dummy_function_start): Fiddle with in_dummy_function. Call
8144 push_struct_function.
8145 (init_function_start): Set cfun here.
8146 (expand_dummy_function_end): Fiddle with in_dummy_function. Pop cfun.
8147 * omp-low.c (create_omp_child_function): Use push_struct_function
8148 and pop_cfun to save/restore state.
8149 (expand_omp_parallel): Remove unused saved_cfun variable.
8150 * cgraphunit.c (ipa_passes): Use set_cfun.
8151 * gimple-low.c (record_vars_into): Use push_cfun/pop_cfun here.
8152 * dwarf2out.c (dwarf2out_abstract_function): Likewise.
8153 * matrix-reorg.c (transform_allocation_sites): Likewise.
8154 (matrix_reorg): Use set_cfun.
8155 * gimplify.c (gimplify_function_tree): Use push_cfun/pop_cfun here.
8156 * tree-optimize.c (tree_rest_of_compilation): Remove one redundant
8157 assignment to cfun; use set_cfun for the other.
8158 * tree-cfg.c (move_sese_region_to_fn): Use set_cfun.
8159 (dump_function_to_file): Use push_cfun/pop_cfun here.
8160 * c-decl.c (finish_function): Use set_cfun.
8162 2007-09-05 Kenneth Zadeck <zadeck@naturalbridge.com>
8164 * regrename.c (rerename_optimize): Use deferred rescanning and
8165 insert explicit calls to rescan insns when changed.
8167 2007-09-05 Jan Hubicka <jh@suse.cz>
8169 * optabs.c (libfunc_entry): Change optab to integer.
8170 (hash_libfunc, convert_optab_libfunc, optab_libfunc,
8171 set_optab_libfunc, set_conv_libfunc): Use optable indexes instead
8172 of pointers for hashing.
8174 2007-09-05 Jan Hubicka <jh@suse.cz>
8176 * regrename.c (pass_regrename, pass_cprop_hardreg): Add RTL sharing
8178 * fwprop.c (pass_rtl_fwprop, pass_rtl_fwprop_add): Likewise.
8179 * see.c (pass_see): Likewise.
8180 * tracer.c (pass_tracer): Likewise.
8181 * postreload-gcse.c (pass_gcse2): Likewise.
8182 * postreload.c (pass_postreload_cse): Likewise.
8183 * mode-switching.c (pass_mode_switching): Likewise.
8184 * modulo-sched.c (pass_sms): Likewise.
8185 * cse.c (cse_insn): Likewise.
8186 * web.c (pass_web): Likweise.
8187 * combine-stack-adj.c (pass_stack_adjustments): Likewise.
8188 * dce.c (pass_ud_rtl_dce, pass_fast_rtl_dce): Likewise.
8189 * loop-init.c (pass_rtl_loop_init): Likewise.
8190 (pass_rtl_loop_done, pass_rtl_move_loop_, pass_rtl_unswitch,
8191 pass_rtl_unroll_and, pass_rtl_doloop): Likewise.
8192 * global.c (pass_global_alloc): Likewise.
8193 * ifcvt.c (pass_rtl_ifcvt, pass_if_after_combine,
8194 pass_if_after_reload): Likewise.
8195 * reload.c (pass_peephole2, pass_split_for_shoren_branches): Likewise.
8196 * dse.c (pass_rtl_dse1, pass_rtl_dse2): Likewise.
8197 * regmove.c (pass_regmove): Likewise.
8198 * function.c (pass_thread_prologugues_epilogues): Likewise.
8199 * gcse.c (pass_gcse): Likewise.
8200 * rtl-factoring.c (pass_rtl_seqabstr): Likewise.
8201 * lower-subreg.c (pass_lower_subreg2): Likewise.
8202 * bt-load.c (pass_branch_target_load): Likewise.
8203 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
8204 * cfgcleanup.c (pass_jump, pass_jump2): Likewise.
8205 * combine.c (pass_combine): Likewise.
8206 * bb-reorder.c (pass_duplicate_comp, pass_reorder_blocks): Likewise.
8207 (pass_partition_blocks): Likewise.
8208 * var-tracking.c (pass_variable_track): Likewise.
8209 * reg-stack.c (pass_stack_regs_run): Likewise.
8210 * sched-rgn.c (pass_sched, pass_sched2): Likewise.
8211 * passes.c (pass_postreload): Likewise.
8212 (execute_function_todo): Add TODO_verify_rtl_sharing handling code.
8213 * tree-pass.h (TODO_verify_rtl_sharing): New.
8214 (TODO_update_ssa, TODO_update_ssa_no_phi, TODO_update_ssa_full_phi,
8215 TODO_update_ssa_only_virtuals, TODO_remove_unused_locals,
8216 TODO_set_props, TODO_df_finish, TODO_df_verify,
8217 TODO_mark_first_instance, TODO_rebuild_alias): Renumber.
8219 2007-09-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8221 * fold-const.c (all_ones_mask_p, sign_bit_p, simple_operand_p,
8222 fold_real_zero_addition_p, reorder_operands_p,
8223 div_if_zero_remainder, fold_undefer_overflow_warnings,
8224 int_binop_types_match_p, fold_convert_const_int_from_int,
8225 fold_convert_const_int_from_real,
8226 fold_convert_const_int_from_fixed,
8227 fold_convert_const_real_from_real,
8228 fold_convert_const_real_from_fixed,
8229 fold_convert_const_fixed_from_fixed,
8230 fold_convert_const_fixed_from_int,
8231 fold_convert_const_fixed_from_real, maybe_lvalue_p,
8232 fold_checksum_tree, fold_check_failed, print_fold_checksum,
8233 debug_fold_checksum, multiple_of_p): Constify.
8234 * tree-flow-inline.h (get_lineno): Likewise.
8235 * tree-flow.h (get_lineno): Likewise.
8236 * tree-object-size.c (compute_object_offset, addr_object_size,
8237 alloc_object_size, pass_through_call): Likewise.
8238 * tree-pretty-print.c (op_symbol, print_call_name,
8239 print_struct_decl, do_niy): Likewise.
8240 * tree.h (fold_undefer_overflow_warnings, multiple_of_p,
8241 debug_fold_checksum): Likewise.
8243 2007-09-04 Steven Bosscher <steven@gcc.gnu.org>
8246 * lower-subreg.c (resolve_clobber): If we remove a REG_LIBCALL
8247 note, remove the associated REG_RETVAL note.
8249 2007-09-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
8251 * config.gcc (powerpc*-*-*): Install
8252 spu2vmx.h, vec_types.h, and si2vmx.h headers.
8253 * config/rs6000/spu2vmx.h: New header.
8254 * config/rs6000/si2vmx.h: New header.
8255 * config/rs6000/vec_types.h: New header.
8257 2007-09-05 Ben Elliston <bje@au.ibm.com>
8259 * varasm.c (initializer_constant_valid_p): Fix comment typo.
8261 2007-09-05 Ben Elliston <bje@au.ibm.com>
8263 * config/rs6000/ppu_intrinsics.h (__ldarx): Use `Z' constraint,
8265 (__stdcx): Make asm volatile.
8266 (__stwcx, __stdcx): Return only 0 or 1.
8268 2007-09-05 Jan Hubicka <jh@suse.cz>
8272 2007-09-04 Jan Hubicka <jh@suse.cz>
8273 * tree-tailcall.c (eliminate_tail_call): Expect unrenamed return value.
8275 2007-09-04 Richard Guenther <rguenther@suse.de>
8276 * tree-ssa-operands.c (add_virtual_operand): Only mark
8277 stores as has_volatile_ops if alias information is not available.
8279 2007-09-05 Jakub Jelinek <jakub@redhat.com>
8281 * config/rs6000/tramp.asm: Include config.h.
8282 Check __PIC__ or __pic__ macro instead of SHARED.
8284 PR rtl-optimization/32300
8285 * see.c (see_copy_insn): New function.
8286 (see_def_extension_not_merged, see_merge_one_use_extension,
8287 see_merge_one_def_extension): Use it. Avoid changing
8288 PREV_INSN/NEXT_INSN chains directly, insted emit insns
8289 into sequences. Call df_insn_delete on temporary insns
8290 that won't be emitted into the insn stream.
8291 (rest_of_handle_see): Turn off DF_DEFER_INSN_RESCAN
8292 and run df_process_deferred_rescans () before run_fast_dce.
8294 PR tree-optimization/33017
8295 * tree-data-ref.c (split_constant_offset) <case SSA_NAME>: Don't
8296 recurse for pure or const function calls.
8298 2007-09-04 Laurynas Biveinis <laurynas.biveinis@gmail.com>
8300 * c-format.c: Include alloc-pool.h.
8301 (check_format_info_main): New argument fwt_alloc. Use allocation
8302 pool instead of GC. Remove GC deallocation code.
8303 (check_format_arg): Create allocation pool, pass it to
8304 check_format_info_main and free it afterwards.
8305 * Makefile.in (c-format.o): Add alloc-pool.h dependency.
8307 2007-09-05 Ben Elliston <bje@au.ibm.com>
8309 * config/rs6000/ppu_intrinsics.h (__protected_stream_count):
8310 Rename count macro arugment for clarity.
8311 (__protected_unlimited_stream_set): Pass UG=1 to __dcbt_TH1000.
8312 (__protected_stream_set): Likewise, pass 0.
8314 2007-09-04 Jan Hubicka <jh@suse.cz>
8316 * tree-tailcall.c (eliminate_tail_call): Expect unrenamed return value.
8318 2007-09-04 Jan Hubicka <jh@suse.cz>
8320 * invoke.texi (-finline-small-functions): Document.
8321 * ipa-inline.c (cgraph_default_inline_p): Do not use DECL_INLINE
8322 when deciding what is inlinable.
8323 (cgraph_decide_recursive_inlining): Handle flag_inline_functions.
8324 (cgraph_decide_inlining_of_small_function): Handle new flags.
8325 (cgraph_decide_inlining_incrementally): Likewise.
8326 * opts.c (decode_options): Enable flag_inline_small_functions at -O2
8327 * common.opt (finline-small-functions): New.
8328 * Makefile.in (build/gengtype.o-warn): Work around PR29478
8330 2007-09-04 Richard Guenther <rguenther@suse.de>
8332 * tree-ssa-operands.c (add_virtual_operand): Only mark
8333 stores as has_volatile_ops if alias information is not available.
8335 2007-09-04 Andrew Haley <aph@redhat.com>
8337 * config/arm/libgcc-bpabi.ver: Add _Unwind_Backtrace as GCC_4.3.0.
8339 2007-09-04 Andrew Haley <aph@redhat.com>
8341 * config/arm/libunwind.S (UNWIND_WRAPPER _Unwind_Backtrace): New.
8342 * config/arm/unwind-arm.h (__gnu_Unwind_Backtrace): New.
8343 * config/arm/unwind-arm.c (__gnu_Unwind_Backtrace): New.
8345 2007-09-04 Emmanuel Thome <Emmanuel.Thome@inria.fr>
8348 * common.opt: Mention ABI version 2 in comment.
8350 2007-09-04 Jan Hubicka <jh@suse.cz>
8352 * optabs.c (debug_optab_libfunc): Update; make available to gdb.
8353 (libfunc_entry): New structure.
8354 (libfunc_hash): New hashtable.
8355 (hash_libfunc): New function.
8356 (eq_libfunc): New function.
8357 (convert_optab_libfunc): New function.
8358 (optab_libfunc): New function.
8359 (expand_binop, sign_expand_binop, expand_twoval_binop_libfunc,
8360 expand_unop, prepare_cmp_insn, prepare_float_insn, gen_add2_insn,
8361 expand_float, expand_fix, new_optab, new_convert_optab):
8362 Update for new libfunc API.
8363 (init_libfunc, init_integral_libfuncs,
8364 init_floating_libfuncs, init_interclass_conv_libfuncs
8365 init_intraclass_conv_libfuncs): Remove; reorganize all logic to:
8366 (gen_libfunc, gen_int_libfunc, gen_fp_libfunc, gen_int_fp_libfunc,
8367 gen_intv_fp_libfunc, gen_interclass_conv_libfunc,
8368 gen_int_to_fp_conv_libfunc, gen_ufloat_conv_libfunc,
8369 gen_int_to_fp_nondecimal_conv_libfunc, gen_fp_to_int_conv_libfunc,
8370 gen_intraclass_conv_libfunc, gen_trunc_conv_libfunc,
8371 gen_extend_conv_libfunc): New.
8372 (init_one_libfunc): Revamp for hashtables.
8373 (set_conv_libfunc): Likewise.
8374 (init_optabs): Initialize hashtable; use lazy initialization where
8376 * optabs.h (optab_handlers): Move out of GGC.
8377 (optab, convert_optab): Move out of GGC; add lazy gen info.
8378 (code_to_optab, convert_optab_table, optab_table): Move out of GGC.
8379 (optab_libfunc, convert_optab_libfunc): New.
8380 * builtins.c (expand_builtin_powi): Update for new API.
8381 * expr.c (convert_move): Likewise.
8382 * expmed.c (expand_divmod): Likewise.
8384 2007-09-04 Daniel Jacobowitz <dan@codesourcery.com>
8386 * config/rs6000/rs6000.c (rs6000_stack_info): Allocate space for the
8387 GOT pointer only if there is a constant pool. Use the allocated space
8390 2007-09-04 Daniel Jacobowitz <dan@codesourcery.com>
8392 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Correct
8395 2007-09-04 Revital Eres <eres@il.ibm.com>
8396 Richard Guenther <rguenther@suse.de>
8397 R. Clint Whaley <whaley@cs.utsa.edu>
8399 * doc/invoke.texi (-fassociative-math, -freciprocal-math):
8401 * tree-tailcall.c (process_assignment): Use -fassociative-math
8402 when reodering operands of floating-point type.
8403 * fold-const.c (fold_comparison, fold_binary): Use
8404 -fassociative-math and -freciprocal-math instead of
8405 -funsafe-math-optimization flag.
8406 * toplev.h (set_unsafe_math_optimizations_flags): Declare function.
8407 * tree-ssa-math-opts.c (gate_cse_reciprocals): Use
8408 -freciprocal-math instead of -funsafe-math-optimizations.
8409 * opts.c (set_fast_math_flags): Set -freciprocal-math and
8410 -fassociative-math when -ffast-math is set.
8411 (set_unsafe_math_optimizations_flags): New Function
8412 to set -freciprocal-math and -fassociative-math when
8413 -funsafe-math-optimizations is set.
8414 (common_handle_option): Call it.
8415 * tree-vectorizer.c (vect_is_simple_reduction): Use
8416 -fassociative-math when doing reduction on floats.
8417 * loop-unroll.c (analyze_insn_to_expand_var): Use
8418 -fassociative-math when expanding an accumulator of type float.
8419 * simplify-rtx.c (simplify_binary_operation_1): Use
8420 -fassociative-math and -freciprocal-math when reordeing operands
8421 of floating-point type.
8422 * combine.c (combine_simplify_rtx): Likewise.
8423 * tree-ssa-reassoc.c (break_up_subtract_bb, reassociate_bb):
8425 * common.opt (-fassociative-math, -freciprocal-math): New flags.
8427 2007-09-04 Paolo Carlini <pcarlini@suse.de>
8430 * doc/install.texi (--enable-__cxa_atexit): Fix typo.
8432 2007-09-04 Jan Hubicka <jh@suse.cz>
8434 * regrename.c(copyprop_hardreg_forward_1): Unshare when doing copyprop.
8436 2007-09-04 Jan Hubicka <jh@suse.cz>
8438 * regrename.c (build_def_use): Don't share RTL between MATCH_OPERATOR
8439 and corresponding MATCH_DUP.
8441 2007-09-04 Uros Bizjak <ubizjak@gmail.com>
8444 * combine.c (subst): Do not try to simplify X if it represents load
8445 of FP constant from the constant pool via float extension.
8447 2007-09-04 Ben Elliston <bje@au.ibm.com>
8449 * c-opts.c: Include "tm_p.h".
8450 * Makefile.in (c-opts.o): Add $(TM_P_H) as a dependency.
8452 2007-09-04 Richard Guenther <rguenther@suse.de>
8454 PR tree-optimization/33291
8455 * tree-pretty-print.c (dump_generic_node): Dump all
8456 qualifiers for pointer types, not only first. Dump
8457 qualifiers for aggregate types as well.
8458 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Always
8459 use the canonical type for building ARRAY_REFs.
8460 * gimplify.c (canonicalize_addr_expr): Clean up. The
8461 correct validness check is compatibility of the pointer
8462 types. Always use the canonical type for building
8463 ARRAY_REFs and ADDR_EXPRs.
8464 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Revert
8465 change that disabled propagation of ADDR_EXPRs into statements
8468 2007-09-03 Zack Weinberg <zack@codesourcery.com>
8470 * config/arm/arm.md (mulsidi3, umulsidi3, mulsi3_highpart)
8471 (umulsi3_highpart): Make into expanders; existing insns are
8472 now named *[insn]_nov6. Add stars to existing [insn]_v6
8473 counterparts' names.
8475 2007-09-03 Daniel Jacobowitz <dan@codesourcery.com>
8477 * Makefile.in (DRIVER_DEFINES, gcc.o, gccspec.o, protoize.o)
8478 (unprotoize.o): Remove SHLIB_MULTILIB.
8480 2007-09-03 Eric Weddington <eweddington@cso.atmel.com>
8482 * doc/extend.texi: Document progmem attribute for AVR.
8484 2007-09-03 Anatoly Sokolov <aesok@post.ru>
8487 * config/avr/avr.h (TARGET_VTABLE_ENTRY_ALIGN): Define.
8489 2007-09-03 Zack Weinberg <zack@codesourcery.com>
8491 * optabs.c (expand_ffs): Initialize val and defined_at_zero
8494 * optabs.c: Remove unnecessary forward declarations.
8495 (expand_unop_direct): New, broken out of expand_unop.
8496 (expand_doubleword_clz): New.
8497 (expand_ctz): Move above expand_ffs. Use
8498 start_sequence, end_sequence, add_equal_note, and
8499 expand_unop_direct. Add more commentary.
8500 (expand_ffs): Try both ctz optab and expand_ctz.
8501 Generate a test and branch if the hardware doesn't give us
8502 a useful value for input zero. Style improvements similar to
8505 * config/arm/arm.md (ffssi2, ctzsi2): Delete.
8507 2007-09-03 Zack Weinberg <zack@codesourcery.com>
8509 * config.gcc: Delete stanza for arm-semi-aof and
8510 armel-semi-aof targets.
8511 * config/arm/arm-protos.h
8513 * config/arm/arm.h: Delete all #ifdef AOF_ASSEMBLER blocks;
8514 make all #ifndef AOF_ASSEMBLER blocks unconditional. Also
8515 delete aof_pic_label and remove mention of AOF in comments.
8516 * config/arm/arm.md: Delete patterns used only for AOF assembly.
8518 * config/arm/semiaof.h
8519 * config/arm/t-semi: Delete file.
8521 2007-09-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8523 * system.h (CONST_CAST2, CONST_CAST_TREE, CONST_CAST_RTX,
8524 CONST_CAST_BB): New macros for type-specific casts.
8525 (CONST_CAST): Add a TYPE parameter and define it in terms of
8528 * c-decl.c (c_make_fname_decl): Supply a TYPE for CONST_CAST.
8529 * c-lex.c (cb_ident, lex_string): Likewise,
8530 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise,
8531 * config/i386/i386.c (ix86_function_regparm,
8532 ix86_function_sseregparm): Use CONST_CAST_TREE.
8533 * config/mmix/mmix.c (mmix_encode_section_info): Supply a TYPE for
8535 * gcc.c (set_spec, read_specs, for_each_path, execute, do_spec_1,
8536 give_switch, set_multilib_dir): Likewise,
8537 * gengtype-parse.c (string_seq, typedef_name): Likewise,
8538 * gimple-low.c (block_may_fallthru): Use CONST_CAST_TREE.
8539 * jump.c (reversed_comparison_code_parts): Use CONST_CAST_RTX.
8540 * passes.c (execute_one_pass): Supply a TYPE for CONST_CAST.
8541 * prefix.c (update_path): Likewise,
8542 * pretty-print.c (pp_base_destroy_prefix): Likewise,
8543 * rtlanal.c (keep_with_call_p): Use CONST_CAST_RTX.
8544 * tree-cfg.c (tree_can_merge_blocks_p,
8545 tree_block_ends_with_condjump_p): Use CONST_CAST_BB.
8546 * tree-eh.c (lookup_stmt_eh_region_fn): USe CONST_CAST_TREE.
8547 * tree.c (build_string): Supply a TYPE for CONST_CAST.
8548 (attribute_list_contained): Use CONST_CAST_TREE.
8550 2007-09-03 Krister Walfridsson <cato@df.lth.se>
8552 * config/netbsd-elf.h (USE_LD_AS_NEEDED): Define.
8554 2007-09-03 Richard Sandiford <richard@codesourcery.com>
8557 * optabs.c (avoid_expensive_constant): Canonicalize CONST_INTs
8558 before forcing them into a register.
8560 2007-09-03 Richard Sandiford <richard@codesourcery.com>
8562 * config/mips/mips.md (fetchop_bit): Use define_code_iterator
8563 rather than define_code_macro.
8565 2007-09-03 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
8567 * gcc.c (xputenv): New function.
8568 (putenv_from_prefixes): Use xputenv instead of putenv.
8569 (process_command): Use xputenv instead of putenv.
8570 (set_collect_gcc_options): Use xputenv instead of putenv.
8571 (main): Use xputenv instead of putenv.
8573 2007-09-03 Jesper Nilsson <jesper.nilsson@axis.com>
8575 * config/cris/cris.h (TARGET_HAS_SWAP): Defined to describe
8576 availability of swap instruction.
8577 * config/cris/cris.md (bswapsi2): Implement using swap instruction.
8579 2007-09-03 Revital Eres <eres@il.ibm.com>
8581 * doc/invoke.texi (-fmodulo-sched-allow-regmoves): Update
8584 2007-09-03 Vladimir Yanovsky <yanov@il.ibm.com>
8585 Ayal Zaks <zaks@il.ibm.com>
8586 Revital Eres <eres@il.ibm.com>
8588 * modulo-sched.c (ps_insert_empty_row, verify_partial_schedule,
8589 compute_split_row): New functions.
8590 (ps_unschedule_node): Remove.
8591 (normalize_sched_times): Iterate over the already scheduled
8592 insns instead of the number of nodes.
8593 (MAX_SPLIT_NUM): New definition.
8594 (sms_schedule_by_order): Change the scheduling heuristic to
8595 avoid useless increases of initiation interval ii.
8596 (get_sched_window): Add dump printouts.
8598 2007-09-02 David Daney <ddaney@avtrex.com>
8600 * config/mips/mips.md (UNSPEC_COMPARE_AND_SWAP, UNSPEC_SYNC_OLD_OP,
8601 UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_EXCHANGE): New define_constants.
8602 (optab, insn): Add more attributes.
8603 (fetchop_bit): New code macro.
8604 (immediate_insn): New code macro attribute.
8605 (sync): Change condition to ISA_HAS_SYNC.
8606 (rdhwr): Change predicate for operand 0 to register_operand.
8607 (memory_barrier): New expand.
8608 (sync_compare_and_swap<mode>, sync_add<mode>, sync_sub<mode>,
8609 sync_old_add<mode>, sync_old_sub<mode>, sync_new_add<mode>,
8610 sync_new_sub<mode>, sync_<optab><mode>, sync_old_<optab><mode>,
8611 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
8612 sync_new_nand<mode>, sync_lock_test_and_set<mode>): New insns.
8613 * config/mips/mips.h (ISA_HAS_SYNC, ISA_HAS_LL_SC): New ISA predicates.
8614 (MIPS_COMPARE_AND_SWAP, MIPS_SYNC_OP, MIPS_SYNC_OLD_OP,
8615 MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND,
8616 MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE): New Macros.
8618 2007-09-03 Jesper Nilsson <jesper.nilsson@axis.com>
8619 Hans-Peter Nilsson <hp@axis.com>
8621 * config/cris/cris.h (TARGET_HAS_LZ, CLZ_DEFINED_VALUE_AT_ZERO):
8622 Defined to describe availability and behavior of CLZ.
8623 * config/cris/cris.md (clzsi2): Implement using lz instruction.
8624 * config/cris/cris.opt: Tweak comment for "-metrax4".
8625 * config/cris/arit.c (LZ): When defined, define as __builtin_clz.
8626 * longlong.h [__CRIS__ && __CRIS_arch_version >= 3]
8627 (count_leading_zeros): Define.
8629 2007-09-01 Laurynas Biveinis <laurynas.biveinis@gmail.com>
8631 * ggc-page.c (ggc_pch_read): Call validate_free_objects.
8633 2007-09-02 Joseph Myers <joseph@codesourcery.com>
8637 * c-decl.c (grokdeclarator): Apply qualifiers to type of parameter
8640 2007-09-01 Kazu Hirata <kazu@codesourcery.com>
8642 * config/arm/arm.c, config/rs6000/ppu_intrinsics.h,
8643 config/spu/spu.c, df-scan.c, fixed-value.c, fold-const.c,
8644 ginclude/tgmath.h, haifa-sched.c, optabs.c, recog.c,
8645 sched-deps.c, sched-int.h, system.h, target.h,
8646 tree-ssa-live.c, tree-vect-transform.c, tree-vectorizer.c,
8647 tree.def: Fix comment typos.
8649 2007-09-01 Kazu Hirata <kazu@codesourcery.com>
8651 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove.
8652 (override_options): Turn on -mstrict-align on non-ColdFire
8654 * config/m68k/m68k.h (BIGGEST_ALIGNMENT): Update a comment.
8656 2007-09-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8658 * c-common.c (const_strip_array_types): Delete.
8659 * c-common.h (const_strip_array_types): Likewise.
8660 * emit-rtl.c (const_next_insn, const_previous_insn,
8661 const_next_nonnote_insn, const_prev_nonnote_insn,
8662 const_next_real_insn, const_prev_real_insn,
8663 const_next_active_insn, const_prev_active_insn, const_next_label,
8664 const_prev_label): Delete.
8665 * gimple-low.c (block_may_fallthru): Use expr_last.
8666 * jump.c (reversed_comparison_code_parts): Use prev_nonnote_insn.
8667 * rtl.h (const_previous_insn, const_next_insn,
8668 const_prev_nonnote_insn, const_next_nonnote_insn,
8669 const_prev_real_insn, const_next_real_insn,
8670 const_prev_active_insn, const_next_active_insn, const_prev_label,
8671 const_next_label): Delete.
8672 * rtlanal.c (keep_with_call_p): Use next_nonnote_insn.
8673 * system.h (CONST_CAST): Update comment.
8674 * tree-cfg.c (tree_can_merge_blocks_p): Use last_stmt.
8675 (const_first_stmt, const_last_stmt): Delete.
8676 (tree_block_ends_with_condjump_p): Use last_stmt.
8677 * tree-flow.h (const_first_stmt, const_last_stmt): Delete.
8678 * tree-iterator.c (const_expr_first, const_expr_last,
8679 const_expr_only): Delete.
8680 * tree.c (const_lookup_attribute): Likewise.
8681 (attribute_list_contained): Use lookup_attribute.
8682 * tree.h (const_lookup_attribute, const_expr_first,
8683 const_expr_last, const_expr_only): Delete.
8685 2007-09-01 Richard Guenther <rguenther@suse.de>
8687 * tree-ssa-alias.c (create_name_tags): Use TYPE_VOLATILE
8688 instead of TREE_THIS_VOLATILE.
8689 * tree-ssa-operands.c (add_virtual_operand): Do not set
8690 has_volatile_ops. Do not check s_ann for NULL.
8691 (get_indirect_ref_operands): Likewise.
8692 (get_expr_operands): Likewise. For all reference trees
8693 set has_volatile_ops based on TREE_THIS_VOLATILE. Also
8694 check base of reference for TREE_THIS_VOLATILE.
8696 2007-09-01 Richard Guenther <rguenther@suse.de>
8698 * tree-cfg.c (verify_gimple_expr): Fix check for conversions
8699 between integral types. Also allow conversions between
8702 2007-08-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
8704 * optabs.c (prepare_float_lib_cmp): Use
8705 libgcc_cmp_return_mode instead of word_mode.
8706 * config/dfp-bit.h: Likewise.
8707 * config/fp-bit.h: Likewise.
8708 * config/spu/spu.c (spu_libgcc_cmp_return_mode):
8710 (spu_libgcc_shift_count_mode): New function.
8711 (TARGET_LIBGCC_CMP_RETURN_MODE): Define.
8712 (TARGET_LIBGCC_SHIFT_COUNT_MODE): Define.
8714 2007-08-31 Joseph Myers <joseph@codesourcery.com>
8716 * tree-pretty-print.c: Include output.h.
8717 (dump_decl_name, dump_generic_node): Use %wd with pp_printf, not
8718 HOST_WIDE_INT_PRINT_DEC.
8719 * Makefile.in (tree-pretty-print.o): Add dependency on output.h.
8721 2007-08-31 Zdenek Dvorak <ook@ucw.cz>
8723 PR rtl-optimization/33224
8724 * loop-iv.c (latch_dominating_def): Check that the definition belongs
8725 to the analysed region.
8727 2007-08-31 Richard Guenther <rguenther@suse.de>
8729 * function.c (allocate_struct_function): Do not set
8730 current_function_returns_pointer.
8731 * function.h (struct var_refs_queue): Remove.
8732 (struct simple_obstack_stack): Likewise.
8733 (struct function): Remove fixup_var_refs_queue member.
8734 Remove returns_pointer flag.
8735 (current_function_returns_pointer): Remove define.
8737 2007-08-31 Nick Clifton <nickc@redhat.com>
8739 * tree-ssa-coalesce.c (compare_pairs): Use the elements as
8740 secondary keys in order to obtain a stable sort.
8742 2007-08-31 Nick Clifton <nickc@redhat.com>
8745 * config/m32r/constraints.md: Add W constraint for integer zero.
8746 * config/m32r/m32r.md (get_pc): Use W and i constraints.
8747 Fix length calculation by using alternatives.
8749 2007-08-31 Richard Sandiford <richard@codesourcery.com>
8751 * optabs.c (shift_optab_p, commutative_optab_p): New functions,
8752 split out from expand_binop.
8753 (avoid_expensive_constant): New function.
8754 (expand_binop_directly): Remove commutative_op argument and
8755 (expand_binop_directly): Remove commutative_op argument and
8756 call cummutative_optab_p instead. Do not change op0 or op1
8757 when swapping xop0 and xop1. Apply avoid_expensive_constant
8758 to each argument after potential swapping. Enforce the
8759 canonical order of commutative operands.
8760 (expand_binop): Use shift_optab_p and commutative_optab_p.
8761 Update the calls to expand_binop_directly. Only force constants
8762 into registers when widening an operation. Only swap operands
8763 once a direct expansion has been rejected.
8764 (expand_twoval_binop): Only force constants into registers when
8765 using a direct expansion.
8767 2007-08-31 Maxim Kuvyrkov <maxim@codesourcery.com>
8769 * sched-deps.c (update_dep): Mark arguments with ATTRIBUTE_UNUSED.
8770 (sched_analyze_insn): Don't postprocess speculative dependencies when
8771 target has no scheduling.
8772 * tree-vect-transform.c (vect_estimate_min_profitable_iters): Fix
8773 'uninitialized' warning.
8775 2007-08-31 Richard Guenther <rguenther@suse.de>
8777 * tree.c (build_complex_type): Always set TYPE_NAME for
8780 2007-08-31 Olivier Hainque <hainque@adacore.com>
8782 * config/rs6000/xcoff.h (XCOFF_CSECT_DEFAULT_ALIGNMENT_STR): New
8783 internal macro. Default alignment factor for csect directives, chosen
8784 to match what BIGGEST_ALIGNMENT allows.
8785 (DATA_SECTION_ASM_OP): Use it.
8786 * config/rs6000/rs6000.c
8787 (rs6000_xcoff_output_readonly_section_asm_op):
8788 Use XCOFF_CSECT_DEFAULT_ALIGNMENT_STR.
8789 (rs6000_xcoff_output_readwrite_section_asm_op): Likewise.
8791 2007-08-31 Olivier Hainque <hainque@adacore.com>
8793 * dbxout.c (dbxout_block): Move declaration within the first
8794 #if defined (DBX_DEBUGGING_INFO) block. Rearrange another such
8795 block to include the definition, together with the associated
8798 2007-08-31 David Edelsohn <edelsohn@gnu.org>
8799 Revital Eres <eres@il.ibm.com>
8801 * doc/invoke.texi (-mpaired): Document flag.
8802 * config.gcc: Include paired.h in powerpc extra_headers and
8803 750cl.h in powerpc-*-linux*paired*.
8804 * config/rs6000/rs6000.opt (-mpaired): New flag.
8805 * config/rs6000/rs6000.c (paired_init_builtins,
8806 paired_expand_builtin, paired_expand_lv_builtin,
8807 paired_expand_stv_builtin, paired_expand_predicate_builtin):
8808 New functions to support the paired single builtin functions.
8809 (rs6000_hard_regno_mode_ok): Handle PAIRED_VECTOR_MODE.
8810 (def_builtin, bdesc_3arg, bdesc_2arg, bdesc_1arg): Add paired
8812 (bdesc_paired_preds): New structure for paired predicate
8814 (rs6000_expand_builtin): Expand paired single builtins.
8815 (rs6000_init_builtins): Init paired single builtins.
8816 (rs6000_common_init_builtins): Add v2sf_ftype_v2sf_v2sf_v2sf.
8817 Rename v2sf_ftype_v2sf_v2sf to v2sf_ftype_v2sf_v2sf_spe
8818 and v2sf_ftype_v2sf_spe to v2sf_ftype_v2sf. Add new types
8819 v2sf_ftype_v2sf_v2sf and v2sf_ftype_v2sf.
8820 (rs6000_vector_mode_supported_p): Support paired vector mode.
8821 * config/rs6000/rs6000.h: (UNITS_PER_PAIRED_WORD,
8822 PAIRED_VECTOR_MODE, PAIRED_SIMD_REGNO_P, TARGET_PAIRED_FLOAT):
8824 (LOCAL_ALIGNMENT): Handle PAIRED_VECTOR_MODE.
8825 (DATA_ALIGNMENT): Likewise.
8826 (UNITS_PER_SIMD_WORD): Handle PAIRED_VECTOR_MODE.
8827 (rs6000_builtins): Add PAIRED builtins.
8828 * config/rs6000/rs6000.md: Include paired.md.
8829 * config/rs6000/paired.h: New.
8830 * config/rs6000/paired.md: New.
8831 * config/rs6000/750cl.h: New.
8832 * config/rs6000/spe.md: Recognize movv2sf instruction for 750cl.
8834 2007-08-30 Ollie Wild <aaw@google.com>
8836 * c-opts.c (c_common_handle_option): Support -fno-directives-only.
8837 * gcc.c (default_compilers): Add -fno-directives-only to
8838 @assembler-with-cpp.
8840 2007-08-30 Sandra Loosemore <sandra@codesourcery.com>
8844 * regclass.c (initial_fixed_regs): Revert previous change and make
8846 (initial_call_used_regs): Likewise.
8847 (initial_call_really_used_regs): Delete, reverting previous addition.
8848 (initial_reg_names): Likewise.
8849 (init_reg_sets): Revert previous change.
8850 (saved_fixed_regs): New.
8851 (saved_call_used_regs): New.
8852 (saved_call_really_used_regs): New.
8853 (saved_reg_names): New.
8854 (save_register_info): New.
8855 (restore_register_info): New.
8856 (init_reg_sets_1): Replace reset of register info with call to
8857 restore_register_info.
8858 * rtl.h (save_register_info): Declare.
8859 * toplev.c (backend_init): Call save_register_info.
8861 2007-08-30 Laurynas Biveinis <laurynas.biveinis@gmail.com>
8863 * tree-ssa-propagate.c (set_rhs): Remove the copied annotation
8864 from the original statement.
8866 2007-08-30 Chao-ying Fu <fu@mips.com>
8868 * c-lex.c (interpret_fixed): Declare.
8869 (interpret_float): Process _Fract and _Accum.
8870 (interpret_fixed): New function.
8871 * final.c (output_addr_const): Process CONST_FIXED.
8872 * simplify-rtx.c (simplify_const_unary_operation): Handle US_NEG.
8873 (simplify_binary_operation_1): Handle US_ASHIFT, SS_MULT, US_MULT,
8875 (simplify_const_binary_operation): Handle SS_MULT, US_MULT, SS_DIV,
8877 (simplify_immed_subreg): Support CONST_FIXED.
8878 Process MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM.
8879 (simplify_subreg): Support CONST_FIXED.
8881 2007-08-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
8883 * config/rs6000/ppu_intrinsics.h: New file.
8884 * config.gcc (powerpc*-*-* <extra_headers>): Install
8887 2007-08-30 Kenneth Zadeck <zadeck@naturalbridge.com>
8889 * cfg.c (dump_flow_info): Change to also print entry and exit
8891 * print-rtl.c (print_rtl_single): Allow to print rtl with
8894 2007-08-30 Kenneth Zadeck <zadeck@naturalbridge.com>
8896 * df-core.h (df_dump_region): New function.
8897 * df.h (df_dump_region): New function.
8898 * loop-invariant.c (find_defs): Add call to df_dump_region.
8899 * loop-iv.c (iv_analysis_loop_init): Changed call from df_dump to
8902 2007-08-30 Jakub Jelinek <jakub@redhat.com>
8905 * config/rs6000/rs6000.c (rs6000_elf_in_small_data_p): Return
8906 true if any of the compare_section_name calls returned true,
8907 rather than if any returned false.
8909 2007-08-30 Richard Guenther <rguenther@suse.de>
8911 PR tree-optimization/33199
8912 * tree-ssa-structalias.c (handle_lhs_call): New function.
8913 (find_func_aliases): In non-IPA mode make sure that for
8914 calls that return a pointer we add a constraint for the
8915 result to point to anything.
8917 2007-08-30 Richard Guenther <rguenther@suse.de>
8919 * doc/invoke.texi (-mveclibabi): Document new target option.
8920 * config/i386/i386.opt (-mveclibabi): New target option.
8921 * config/i386/i386.c (ix86_veclib_handler): Handler for
8922 vectorization library support.
8923 (override_options): Handle the -mveclibabi option, initialize
8924 the vectorization library handler.
8925 (ix86_builtin_vectorized_function): As fallback call the
8926 vectorization library handler, if set.
8927 (ix86_veclibabi_acml): New static function for ACML ABI style
8928 vectorization support.
8930 2007-08-30 Jakub Jelinek <jakub@redhat.com>
8932 * config/rs6000/rs6000.c (rs6000_emit_sync): For QI or HI mode
8933 used_m, even if it is 32-bit aligned, adjust used_m MEM to have
8934 SImode and update m. Don't run gen_lowpart_common on arbitrary
8935 memory address, force it to register first.
8938 * dce.c (dce_process_block): Don't delete setters of
8939 artificially used registers.
8941 2007-08-30 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8943 * config/s390/s390.md ("*add<mode>3_alc_carry1_cc",
8944 "*add<mode>3_alc_carry1_cconly", "*add<mode>3_alc_carry2_cc",
8945 "*add<mode>3_alc_carry2_cconly"): New insn definitions.
8947 2007-08-30 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8949 * config/s390/s390.c (s390_expand_addcc): Emit canonical alc
8951 * config/s390/s390.md ("*add<mode>3_alc_cc", "*add<mode>3_alc",
8952 "addti3", "*adddi3_31z", "*scond<mode>"): Make alc pattern canonical.
8954 2007-08-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8956 * system.h: Activate -Wcast-qual as warning-only.
8958 2007-08-29 Paolo Bonzini <bonzini@gnu.org>
8961 * config/rs6000/rs6000.c (compare_section_name): New function.
8962 (rs6000_elf_in_small_data_p): Compare section prefixes instead
8965 2007-08-29 Olivier Hainque <hainque@adacore.com>
8967 * xcoffout.c: #include debug.h.
8968 * Makefile.in (xcoffout.o): Add debug.h dependency.
8970 2007-08-29 Uros Bizjak <ubizjak@gmail.com>
8972 * simplify-rtx.c (simplify_binary_operation_1) [VEC_SELECT]:
8973 Change CONST_VECTOR_ELT to XVECEXP in elem calculation.
8975 2007-08-29 Richard Guenther <rguenther@suse.de>
8977 * tree-pretty-print.c (dump_generic_node): Print
8978 label DECL_UID as D.%u.
8979 * tree-dfa.c (dump_variable): Print DECL_UID as D.%u.
8981 2007-08-29 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
8983 * builtin-types.def (BT_FN_PTR_PTR_SIZE): New type.
8984 * builtins.def (BUILT_IN_REALLOC): New builtin.
8986 2007-08-29 Douglas Gregor <doug.gregor@gmail.com>
8989 * tree.c (build_type_attribute_qual_variant): Set canonical types
8990 on the final, unqualified attribute variant before building the
8993 2007-08-29 Jie Zhang <jie.zhang@analog.com>
8995 * config/bfin/bfin.c (bfin_expand_builtin): Fix the argument
8996 order of __builtin_bfin_cmplx_mac and __builtin_bfin_cmplx_msu.
8998 2007-08-29 Jie Zhang <jie.zhang@analog.com>
9001 2007-08-29 Jie Zhang <jie.zhang@analog.com>
9002 * config/bfin/bfin.md (composev2hi): Put operands into vector
9005 2007-08-29 Jie Zhang <jie.zhang@analog.com>
9007 * config/bfin/bfin.md (composev2hi): Put operands into vector
9010 2007-08-29 Jie Zhang <jie.zhang@analog.com>
9012 * config/bfin/bfin.c (bfin_expand_call): Inline PLT with l1_text
9013 attribute when appropriate.
9014 (bfin_handle_l1_text_attribute): New.
9015 (bfin_handle_l1_data_attribute): New.
9016 (bfin_attribute_table): Add attributes: l1_text, l1_data,
9017 l1_data_A and l1_data_B.
9018 * doc/extend.texi (node Function Attributes): Document l1_text
9020 (Variable Attributes): Add Blackfin subsection. Document l1_data,
9021 l1_data_A and l1_data_B variable attributes.
9023 2007-08-28 Jie Zhang <jie.zhang@analog.com>
9025 * config/bfin/bfin.opt (minline-plt): Add.
9026 * config/bfin/bfin.c (bfin_expand_call): Inline PLT when emit
9027 call to global functions.
9028 * doc/invoke.texi (Option Summary): Mention -minline-plt.
9029 (Blackfin Options): Document -minline-plt.
9031 2007-08-28 Nathan Sidwell <nathan@codesourcery.com>
9033 * config/m68k/m68k.c (m68k_get_function_kind): Assert we're never
9034 given a non-function.
9035 (m68k_ok_for_sibcall_p): Only sibcall functions of the same kind.
9037 2007-08-28 DJ Delorie <dj@redhat.com>
9039 * config/sh/sh.c (sh_gimplify_va_arg_expr): Fix sh2a support.
9041 2007-08-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9043 * system.h (CONST_CAST): Avoid union for gcc-4.0.x.
9045 2007-08-28 Richard Guenther <rguenther@suse.de>
9047 * tree.h (struct tree_function_decl): Increase size of
9048 function_code bitfield.
9050 2007-08-28 Nathan Sidwell <nathan@codesourcery.com>
9051 Kazu Hirata <kazu@codesourcery.com>
9053 * config/m68k/linux.h
9054 (M68K_HONOR_TARGET_STRICT_ALIGNMENT): Redefine as 0.
9055 * config/m68k/m68k.c (TARGET_RETURN_IN_MEMORY): New.
9056 (m68k_return_in_memory): New.
9057 * config/m68k/m68k.h (M68K_HONOR_TARGET_STRICT_ALIGNMENT):
9060 2007-08-28 Uros Bizjak <ubizjak@gmail.com>
9063 * simplify-rtx.c (simplify_binary_operation_1) [VEC_SELECT]:
9064 Simplify nested VEC_SELECT (with optional VEC_CONCAT operator as
9065 operand) when top VEC_SELECT extracts scalar element.
9066 * config/i386/sse.md (*vec_extract_v4si_mem): New pattern.
9067 (*vec_extract_v4sf_mem): Ditto.
9069 2007-08-28 Jakub Jelinek <jakub@redhat.com>
9072 * passes.c (init_optimization_passes): Move pass_df_finish
9073 after pass_postreload sublist.
9075 PR rtl-optimization/33148
9076 * simplify-rtx.c (simplify_unary_operation_1): Only optimize
9077 (neg (lt X 0)) if X has scalar int mode.
9080 * dwarf2out.c (rtl_for_decl_init): If vector decl has CONSTRUCTOR
9081 initializer, use build_vector_from_ctor if possible to create
9082 VECTOR_CST out of it. If vector initializer is not VECTOR_CST
9083 even after this, return NULL.
9085 2007-08-28 Gabriel Dos Reis <gdr@integrable-solutions.net>
9087 * c-pretty-print.c (pp_c_constant): Handle COMPLEX_CST.
9089 2007-08-28 Richard Guenther <rguenther@suse.de>
9091 * tree.h (DECL_DISREGARD_INLINE_LIMITS): New.
9092 (struct tree_function_decl): Make function_code a bitfield.
9093 Add disregard_inline_limits flag.
9094 * cgraphunit.c (cgraph_process_new_functions): Check
9095 DECL_DISREGARD_INLINE_LIMITS instead of disregard_inline_limits_p.
9096 (cgraph_preserve_function_body_p): Likewise.
9097 * ipa-inline.c (compute_inline_parameters): Likewise.
9098 * c-decl.c (finish_function): Set DECL_DISREGARD_INLINE_LIMITS
9099 for GNU C extern inline functions.
9100 (merge_decls): Merge DECL_DISREGARD_INLINE_LIMITS.
9101 * tree-inline.c (disregard_inline_limits_p): Remove.
9102 * tree-inline.h (disregard_inline_limits_p): Likewise.
9103 * c-common.c (handle_always_inline_attribute): Set
9104 DECL_DISREGARD_INLINE_LIMITS.
9105 * langhooks.c (add_builtin_function): Verify the function code
9106 fits in the bitfield.
9108 2007-08-28 Mircea Namolaru <namolaru@il.ibm.com>
9109 Vladimir Yanovsky <yanov@il.ibm.com>
9110 Revital Eres <eres@il.ibm.com>
9111 Andrey Belevantsev <abel@ispras.ru>
9113 * config/spu/spu.md: Recognize doloop pattern when -fmodulo-sched
9115 * modulo-sched.c: Add documentation regarding do-loop.
9116 (doloop_register_get): Change number of arguments to support
9117 the new do-loop pattern and check whether COUNT_REG has no other
9118 occurences in the loop besides in the control part.
9119 (duplicate_insns_of_cycles): Do not duplicate the insn which
9120 changes count_reg as it is already adjusted.
9121 (generate_prolog_epilog): New argument to support the new
9122 do-loop pattern. Change the subtract instruction to use
9123 expand_simple_binop. Call duplicate_insns_of_cycles with new
9125 (sms_schedule): Call doloop_register_get and
9126 generate_prolog_epilog with new argument. Do not handle loops
9127 with single sets insns with subreg in their lhs.
9128 * loop-doloop.c (doloop_optimize): Support for another do-loop
9130 (doloop_condition_get): Gets an instruction instead of a pattern
9131 and change the return condition when the do-loop pattern is
9133 * ddg.c (create_ddg_dep_from_intra_loop_link): Handle only reg
9134 deps when considering to not create edges.
9136 2007-08-27 Alexandre Oliva <aoliva@redhat.com>
9138 * doc/extend.texi (gnu_inline funtion attribute): Document C++
9141 2007-08-27 Jason Merrill <jason@redhat.com>
9144 * gimplify.c (gimplify_modify_expr): Discard the assignment of
9145 zero-sized types after calling gimplify_modify_expr_rhs.
9147 2007-08-27 Sandra Loosemore <sandra@codesourcery.com>
9149 * regclass.c (init_reg_autoinc): Fix typo.
9151 2007-08-27 Daniel Berlin <dberlin@dberlin.org>
9153 Fix PR tree-optimization/33173
9154 * tree-ssa-alias.c (find_used_portions): Fix reversed test.
9156 2007-08-27 H.J. Lu <hongjiu.lu@intel.com>
9159 * config/i386/i386.h (VALID_DFP_MODE_P): New.
9160 * config/i386/i386.c (ix86_hard_regno_mode_ok): Allow DFP in
9163 2007-08-27 Sandra Loosemore <sandra@codesourcery.com>
9164 David Ung <davidu@mips.com>
9165 Nigel Stephens <nigel@mips.com>
9167 Separate target-specific initialization from general
9168 back-end initialization.
9170 * toplev.c (init_alignments): New, split out from...
9171 (process_options): ...here.
9172 (backend_init_target): New, split out from...
9173 (backend_init): ...here.
9174 (lang_dependent_init_target): New, split out from...
9175 (lang_dependent_init): ...here.
9176 (target_reinit): New.
9177 * toplev.h (target_reinit): Declare.
9178 * expr.c (init_expr_target): Renamed from init_expr_once, since it
9179 now can be called more than once. Update comments.
9180 * expr.h (init_expr_target): Likewise.
9181 * alias.c (init_alias_target): Renamed from init_alias_once, since it
9182 now can be called more than once. Explicitly zero
9183 static_reg_base_value.
9184 * emit-rtl.c (init_emit_regs): New, split out from...
9185 (init_emit_once): Here.
9186 * regclass.c (initial_fixed_regs, initial_call_used_regs): Make
9187 non-const, so that changes from command-line arguments can overwrite
9188 values provided by the static initializers.
9189 (initial_call_really_used_regs): New, used similarly to the above.
9190 (initial_reg_names): Likewise.
9191 (last_mode_for_init_move_cost): Promoted function-local static to
9192 file-scope static to make it accessible outside init_move_cost.
9193 (init_reg_sets): Do not initialize fixed_regs and call_used_regs yet.
9194 Do not initialize inv_reg_alloc_order yet, either. Do initialize
9195 reg_names since it is needed for parsing command-line options.
9196 (init_move_cost): Use last_mode_for_init_move_cost instead of
9197 function-local static.
9198 (init_reg_sets_1): Initialize fixed_regs, call_used_regs, and
9199 call_really_used_regs now. Reinitialize reg_names. Also
9200 initialize inv_reg_alloc_order. Zero reg_class_subunion and
9201 reg_class_superunion. Clear losing_caller_save_reg_set.
9202 Preserve global registers if called more than once. Reset
9203 move cost, may_move_in_cost, may_move_out_cost, and
9204 last_mode_for_init_move_cost.
9205 (init_reg_modes_target): Renamed from init_reg_modes_once, since it
9206 can now be invoked more than once. Update comments.
9207 (init_regs): Update comments.
9208 (fix_register): Update initial_fixed_regs, initial_call_used_regs,
9209 and initial_call_really_used_regs, instead of the non-initial
9210 variables. This allows us to save the command-line register settings
9211 after target reinitialization.
9212 (init_reg_autoinc): Zero forbidden_inc_dec_classes.
9213 * rtl.h (init_emit_regs): Declare.
9214 (init_reg_modes_target, init_alias_target): Renamed as described
9216 * reload1.c (init_reload): Update comments.
9217 * optabs.c (init_optabs): Likewise.
9218 * cfgloopanal.c (init_set_costs): Explicitly zero target_avail_regs.
9220 2007-08-26 Chao-ying Fu <fu@mips.com>
9222 * rtl.h (XCNMPFV): Preserve const-ness of parameters through use of
9225 2007-08-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9227 * alias.c (memory_modified_1, memory_modified_in_insn_p):
9229 * basic-block.h (tree_predicted_by_p, rtl_predicted_by_p):
9231 * bb-reorder.c (copy_bb_p): Likewise.
9232 * cfghooks.c (can_remove_branch_p, can_merge_blocks_p,
9233 predicted_by_p, can_duplicate_block_p, block_ends_with_call_p,
9234 block_ends_with_condjump_p): Likewise.
9235 * cfghooks.h (can_remove_branch_p, can_merge_blocks_p,
9236 predicted_by_p, can_duplicate_block_p, block_ends_with_call_p,
9237 block_ends_with_condjump_p): Likewise.
9238 * cfglayout.c (cfg_layout_can_duplicate_bb_p): Likewise.
9239 * cfgrtl.c (can_delete_note_p, can_delete_label_p,
9240 rtl_can_merge_blocks, cfg_layout_can_merge_blocks_p,
9241 rtl_block_ends_with_call_p, rtl_block_ends_with_condjump_p,
9242 need_fake_edge_p, rtl_can_remove_branch_p): Likewise.
9243 * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Use
9244 debug_true_const_tree instad of debug_true_tree.
9245 * debug.c (do_nothing_debug_hooks): Likewise.
9246 * debug.h (ignore_block, debug_true_const_tree): Constify.
9247 * dwarf2out.c (stack_adjust_offset, clobbers_queued_reg_save,
9248 dwarf2out_ignore_block, is_pseudo_reg, is_tagged_type,
9249 decl_ultimate_origin, block_ultimate_origin, lookup_decl_loc,
9250 same_dw_val_p, add_ranges, is_subrange_type, type_is_enum,
9251 dbx_reg_number, is_based_loc, field_type,
9252 simple_type_align_in_bits, simple_decl_align_in_bits,
9253 simple_type_size_in_bits, field_byte_offset, insert_float,
9254 type_tag, member_declared_type, is_redundant_typedef,
9255 secname_for_decl, is_inlined_entry_point): Likewise.
9256 * emit-rtl.c (const_next_insn, const_previous_insn,
9257 const_next_nonnote_insn, const_prev_nonnote_insn,
9258 const_next_real_insn, const_prev_real_insn,
9259 const_next_active_insn, const_prev_active_insn, const_next_label,
9260 const_prev_label): Likewise.
9261 * except.h (lookup_stmt_eh_region_fn, lookup_stmt_eh_region):
9263 * haifa-sched.c (may_trap_exp, haifa_classify_insn,
9264 find_set_reg_weight, no_real_insns_p, find_set_reg_weight,
9265 sched_insn_is_legitimate_for_speculation_p): Likewise.
9266 * jump.c (reversed_comparison_code_parts,
9267 reversed_comparison_code, reversed_comparison, condjump_label):
9269 * predict.c (rtl_predicted_by_p, tree_predicted_by_p): Likewise.
9270 * reg-stack.c (stack_regs_mentioned_p, stack_regs_mentioned):
9272 * rtl.h (const_previous_insn, const_next_insn,
9273 const_prev_nonnote_insn, const_next_nonnote_insn,
9274 const_prev_real_insn, const_next_real_insn,
9275 const_prev_active_insn, const_next_active_insn, const_prev_label,
9276 const_next_label, modified_between_p, modified_in_p,
9277 const_note_storeskeep_with_call_p, condjump_label,
9278 reversed_comparison, reversed_comparison_code,
9279 reversed_comparison_code_parts, memory_modified_in_insn_p,
9280 stack_regs_mentioned): Likewise.
9281 * rtlanal.c (modified_between_p, modified_in_p, const_note_stores,
9282 keep_with_call_p): Likewise.
9283 * sched-deps.c (deps_may_trap_p, sched_get_condition,
9284 conditions_mutex_p, sched_insns_conditions_mutex_psd_next_list,
9285 sd_lists_size, sd_lists_empty_p): Likewise.
9286 * sched-int.h (sched_insns_conditions_mutex_p,
9287 haifa_classify_insn, no_real_insns_p,
9288 sched_insn_is_legitimate_for_speculation_p, sd_next_list,
9289 sd_lists_size, sd_lists_empty_p): Likewise.
9290 * sdbout.c (sdb_debug_hooks): Likewise.
9291 * tree-cfg.c (tree_can_merge_blocks_p, is_ctrl_altering_stmt,
9292 stmt_ends_bb_p, tree_can_remove_branch_p, tree_can_duplicate_bb_p,
9293 -tree_block_ends_with_call_p, tree_block_ends_with_condjump_p):
9295 * tree-eh.c (lookup_stmt_eh_region_fn, lookup_stmt_eh_region,
9296 tree_can_throw_internal): Likewise.
9297 * tree-flow-inline.h (phi_nodes): Likewise.
9298 * tree-flow.h (phi_nodesstmt_ends_bb_p, is_ctrl_altering_stmt,
9299 tree_can_throw_internal, lookup_stmt_eh_region): Likewise.
9300 * tree-gimple.c (const_get_call_expr_in): Likewise.
9301 * tree-gimple.h (const_get_call_expr_in): Likewise.
9302 * tree.c (const_lookup_attribute, attribute_list_equal,
9303 attribute_list_contained): Likewise.
9304 * tree.h (attribute_list_equal, attribute_list_contained,
9305 const_lookup_attribute): Likewise.
9306 * vmsdbgout.c (vmsdbgout_ignore_block): Likewise.
9308 2007-08-26 Bernhard Fischer <aldot@gcc.gnu.org>
9310 * tree-ssa-sccvn.c, tree-ssa-sccvn.h, tree-vn.c,
9311 tree-ssa-pre.c: Remove unnecessary trailing whitespace.
9313 2007-08-26 H.J. Lu <hongjiu.lu@intel.com>
9316 * config/alpha/constraints.md: Delete "svn:mime-type" property
9317 with svn propdel "svn:mime-type".
9319 2007-08-26 H.J. Lu <hongjiu.lu@intel.com>
9322 * ifcvt.c (noce_get_alt_condition): Make sure that the previous
9323 non NOTE insn doesn't cross basic block.
9324 (noce_try_abs): Likewise.
9325 (noce_process_if_block): Likewise.
9327 2007-08-26 David Edelsohn <edelsohn@gnu.org>
9330 * config/rs6000/predicates.md (offsettable_mem_operand): Memory
9331 operand without auto-inc-dec.
9332 * config/rs6000/rs6000.md (floatsidf2_internal): Use
9333 offsettable_mem_operand.
9334 (floatunssidf2_internal): Same.
9335 (fix_truncdfsi2_internal): Same.
9336 (floatsidf_ppc64): Same.
9337 (floatunssidf_ppc64): Same.
9338 (fix_trunctfsi2_internal): Same.
9340 2007-08-26 Bernhard Fischer <aldot@gcc.gnu.org>
9343 * Makefile.in (libbackend.o): Add gcov-iov.h dependency and
9344 pass defines needed for version.c.
9346 2007-08-25 Joseph Myers <joseph@codesourcery.com>
9348 * configure.ac (--debug-prefix-map check): Change assembler
9349 version presumed to have feature to 2.18.
9350 * configure: Regenerate.
9352 2007-08-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9354 * c-common.c (vector_types_convertible_p,
9355 decl_with_nonnull_addr_p, c_promoting_integer_type_p,
9356 self_promoting_args_p): Constify.
9357 * c-common.h (has_c_linkage, decl_with_nonnull_addr_p,
9358 c_promoting_integer_type_p, self_promoting_args_p,
9359 anon_aggr_type_p, vector_types_convertible_p): Likewise.
9360 * c-decl.c (anon_aggr_type_p): Likewise.
9361 * * c-dump.c (dump_stmt): Likewise.
9362 * c-objc-common.c (has_c_linkage): Likewise.
9363 * c-tree.h (same_translation_unit_p): Likewise.
9364 * c-typeck.c (null_pointer_constant_p,
9365 tagged_types_tu_compatible_p, function_types_compatible_p,
9366 type_lists_compatible_p, lvalue_or_else, lvalue_p,
9367 comptypes_internal, struct tagged_tu_seen_cache,
9368 same_translation_unit_p, alloc_tagged_tu_seen_cache,
9369 c_size_in_bytes): Likewise.
9370 * ggc-common.c (compare_ptr_data, hash_descriptor, eq_descriptor,
9371 hash_ptr, eq_ptr): Likewise.
9372 * langhooks-def.h (lhd_decl_ok_for_sibcall,
9373 LANG_HOOKS_OMP_PRIVATIZE_BY_REFERENCE): Likewise.
9374 * langhooks.c (lhd_decl_ok_for_sibcall): Likewise.
9375 * langhooks.h (ok_for_sibcall, omp_privatize_by_reference):
9377 * optabs.c (optab_for_tree_code): Likewise.
9378 * optabs.h (optab_for_tree_code): Likewise.
9379 * rtl.h (simplify_rtx): Likewise.
9380 * simplify-rtx.c (simplify_rtx): Likewise.
9381 * tree-dump.c (queue, queue_and_dump_index, queue_and_dump_type,
9382 dump_flag, dump_node): Likewise.
9383 * tree-dump.h (struct dump_info, dump_stmt, queue_and_dump_index,
9384 queue_and_dump_type, dump_flag): Likewise.
9385 * tree-flow.h (vect_can_force_dr_alignment_p): Likewise.
9386 * tree-pass.h (dump_node): Likewise.
9387 * tree-vectorizer.c (vect_can_force_dr_alignment_p,
9388 supportable_narrowing_operation): Likewise.
9389 * tree-vectorizer.h (vect_can_force_dr_alignment_p,
9390 supportable_narrowing_operation): Likewise.
9391 * tree-vrp.c (needs_overflow_infinity, supports_overflow_infinity,
9392 is_negative_overflow_infinity, is_positive_overflow_infinity,
9393 is_overflow_infinity, vrp_val_is_max, vrp_val_is_min,
9394 nonnull_arg_p, get_value_range, vrp_operand_equal_p,
9395 update_value_range, add_equivalence, ssa_name_nonnegative_p,
9396 ssa_name_nonzero_p, fp_predicate): Likewise.
9397 * tree.c (auto_var_in_fn_p, empty_body_p): Likewise.
9398 * tree.h (empty_body_p, auto_var_in_fn_p, ssa_name_nonzero_p,
9399 ssa_name_nonnegative_p): Likewise.
9401 2007-08-25 Hans Kester <hans.kester@ellips.nl>
9403 * config.gcc : Add x86_64-elf target.
9405 2007-08-25 Jakub Jelinek <jakub@redhat.com>
9407 * expr.c (store_expr): Fix order of store_by_pieces arguments.
9409 2007-08-24 Sandra Loosemore <sandra@codesourcery.com>
9410 Nigel Stephens <nigel@mips.com>
9414 * doc/tm.texi (SET_RATIO, SET_BY_PIECES_P): Document new macros.
9415 (STORE_BY_PIECES_P): No longer applies to __builtin_memset.
9416 * expr.c (SET_BY_PIECES_P): Define.
9417 (can_store_by_pieces, store_by_pieces): Add MEMSETP argument; use
9418 it to decide whether to use SET_BY_PIECES_P or STORE_BY_PIECES_P.
9419 (store_expr): Pass MEMSETP argument to can_store_by_pieces and
9421 * expr.h (SET_RATIO): Define.
9422 (can_store_by_pieces, store_by_pieces): Update prototypes.
9423 * builtins.c (expand_builtin_memcpy): Pass MEMSETP argument to
9424 can_store_by_pieces/store_by_pieces.
9425 (expand_builtin_memcpy_args): Likewise.
9426 (expand_builtin_strncpy): Likewise.
9427 (expand_builtin_memset_args): Likewise. Also remove special case
9428 for optimize_size so that can_store_by_pieces/SET_BY_PIECES_P can
9429 decide what to do instead.
9430 * value-prof.c (tree_stringops_transform): Pass MEMSETP argument
9431 to can_store_by_pieces.
9433 * config/sh/sh.h (SET_BY_PIECES_P): Clone from STORE_BY_PIECES_P.
9434 * config/s390/s390.h (SET_BY_PIECES_P): Likewise.
9436 * config/mips/mips.opt (mmemcpy): Change from Var to Mask.
9437 * config/mips/mips.c (override_options): Make -Os default to -mmemcpy.
9438 * config/mips/mips.h (MIPS_CALL_RATIO): Define.
9439 (MOVE_RATIO, CLEAR_RATIO, SET_RATIO): Define.
9440 (STORE_BY_PIECES_P): Define.
9442 2007-08-24 Tom Tromey <tromey@redhat.com>
9444 * varpool.c (varpool_last_needed_node): Fix comment typo.
9445 * c-decl.c (duplicate_decls): Fix comment typo.
9446 (clone_underlying_type): Update comment.
9448 2007-08-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9450 * config/alpha/alpha.c (alpha_mangle_type, decl_has_samegp,
9451 alpha_in_small_data_p, alpha_split_complex_arg,
9452 alpha_stdarg_optimize_hook, TARGET_ASM_CAN_OUTPUT_MI_THUNK):
9454 * config/arm/arm-protos.h (arm_mangle_type): Likewise.
9455 * config/arm/arm.c (arm_comp_type_attributes, arm_mangle_type):
9457 * config/bfin/bfin.c (funkind, bfin_comp_type_attributes,
9458 TARGET_ASM_CAN_OUTPUT_MI_THUNK): Likewise.
9459 * config/darwin-protos.h (darwin_binds_local_p): Likewise.
9460 * config/darwin.c (darwin_binds_local_p): Likewise.
9461 * config/frv/frv.c (frv_string_begins_with, frv_in_small_data_p):
9463 * config/i386/i386-protos.h (i386_pe_binds_local_p,
9464 i386_pe_valid_dllimport_attribute_p): Likewise.
9465 * config/i386/i386.c (ix86_function_regparm,
9466 ix86_comp_type_attributes, ix86_ms_bitfield_layout_p,
9467 x86_can_output_mi_thunk, ix86_mangle_type,
9468 TARGET_USE_BLOCKS_FOR_CONSTANT_P): Likewise.
9469 * config/i386/winnt.c (i386_pe_valid_dllimport_attribute_p,
9470 i386_pe_binds_local_p): Likewise.
9471 * config/ia64/ia64.c
9472 (ia64_first_cycle_multipass_dfa_lookahead_guard_spec,
9473 ia64_needs_block_p, ia64_in_small_data_p, ia64_mangle_type,
9474 ia64_invalid_conversion, ia64_invalid_unary_op,
9475 ia64_invalid_binary_op, TARGET_ASM_CAN_OUTPUT_MI_THUNK):
9477 * config/m32c/m32c.c (m32c_comp_type_attributes): Likewise.
9478 * config/m32r/m32r.c (m32r_in_small_data_p): Likewise.
9479 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Likewise.
9480 * config/mips/mips.c (mips_use_blocks_for_constant_p,
9481 mips_in_small_data_p, mips_use_anchors_for_symbol_p,
9482 mips_comp_type_attributes, TARGET_ASM_CAN_OUTPUT_MI_THUNK,
9483 mips_near_type_p, mips_far_type_p, mips_global_symbol_p,
9484 mips_symbol_binds_local_p, mips_classify_symbol): Likewise.
9485 * config/pa/pa.c (pa_commutative_p): Likewise.
9486 * config/rs6000/rs6000-protos.h (rs6000_elf_in_small_data_p):
9488 * config/rs6000/rs6000.c (rs6000_invalid_within_doloop,
9489 rs6000_ms_bitfield_layout_p, rs6000_mangle_type,
9490 rs6000_use_blocks_for_constant_p,
9491 rs6000_vector_alignment_reachable, rs6000_is_opaque_type,
9492 invalid_arg_for_unprototyped_fn, TARGET_ASM_CAN_OUTPUT_MI_THUNK,
9493 TARGET_SPLIT_COMPLEX_ARG, rs6000_elf_in_small_data_p): Likewise.
9494 * config/s390/s390.c (s390_mangle_type,
9495 TARGET_ASM_CAN_OUTPUT_MI_THUNK, TARGET_INVALID_WITHIN_DOLOOP):
9497 * config/score/score.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK,
9498 th_in_small_data_p): Likewise.
9499 * config/sh/sh.c (sh_ms_bitfield_layout_p,
9500 sh_dwarf_calling_convention, TARGET_ASM_CAN_OUTPUT_MI_THUNK):
9502 * config/sparc/sparc.c (sparc_can_output_mi_thunk,
9503 sparc_mangle_type): Likewise.
9504 * config/spu/spu.c (spu_vector_alignment_reachable): Likewise.
9505 * config/xtensa/xtensa.c (TARGET_SPLIT_COMPLEX_ARG): Likewise.
9506 * emit-rtl.c (const_fixed_htab_hash, const_fixed_htab_eq):
9508 * hooks.c (hook_bool_mode_const_rtx_false,
9509 hook_bool_mode_const_rtx_true,
9510 hook_bool_const_tree_hwi_hwi_const_tree_false,
9511 hook_bool_const_tree_hwi_hwi_const_tree_true,
9512 hook_int_const_tree_0, hook_int_const_tree_const_tree_1,
9513 hook_constcharptr_const_tree_null,
9514 hook_constcharptr_const_rtx_null,
9515 hook_constcharptr_const_tree_const_tree_null,
9516 hook_constcharptr_int_const_tree_null,
9517 hook_constcharptr_int_const_tree_const_tree_null): New.
9518 (hook_bool_mode_rtx_false, hook_bool_mode_rtx_true,
9519 hook_bool_tree_hwi_hwi_tree_false,
9520 hook_bool_tree_hwi_hwi_tree_true, hook_int_tree_0,
9521 hook_int_tree_tree_1, hook_constcharptr_tree_null,
9522 hook_constcharptr_rtx_null, hook_constcharptr_tree_tree_null,
9523 hook_constcharptr_int_tree_null,
9524 hook_constcharptr_int_tree_tree_null): Delete.
9525 (default_can_output_mi_thunk_no_vcall): Constify.
9526 * hooks.h (hook_bool_mode_rtx_false, hook_bool_mode_rtx_true,
9527 hook_bool_tree_hwi_hwi_tree_false,
9528 hook_bool_tree_hwi_hwi_tree_true, hook_int_tree_0,
9529 hook_int_tree_tree_1, hook_constcharptr_tree_null,
9530 hook_constcharptr_rtx_null, hook_constcharptr_tree_tree_null,
9531 hook_constcharptr_int_tree_null,
9532 hook_constcharptr_int_tree_tree_null): Delete.
9533 (hook_bool_mode_const_rtx_false, hook_bool_mode_const_rtx_true,
9534 hook_bool_const_tree_hwi_hwi_const_tree_false,
9535 hook_bool_const_tree_hwi_hwi_const_tree_true,
9536 hook_int_const_tree_0, hook_int_const_tree_const_tree_1,
9537 hook_constcharptr_const_tree_null,
9538 hook_constcharptr_const_rtx_null,
9539 hook_constcharptr_const_tree_const_tree_null,
9540 hook_constcharptr_int_const_tree_null,
9541 hook_constcharptr_int_const_tree_const_tree_null): New.
9542 (default_can_output_mi_thunk_no_vcall): Constify.
9543 * integrate.c (function_attribute_inlinable_p): Likewise.
9544 * integrate.h (function_attribute_inlinable_p): Likewise.
9545 * jump.c (rtx_renumbered_equal_p): Likewise.
9546 * output.h (decl_readonly_section, categorize_decl_for_section,
9547 default_use_anchors_for_symbol_p, default_binds_local_p,
9548 default_binds_local_p_1): Likewise.
9549 * rtl.h (rtx_renumbered_equal_p, decl_default_tls_model):
9551 * target-def.h (TARGET_ASM_CAN_OUTPUT_MI_THUNK,
9552 TARGET_VALID_DLLIMPORT_ATTRIBUTE_P, TARGET_VECTOR_OPAQUE_P,
9553 TARGET_COMMUTATIVE_P, TARGET_USE_BLOCKS_FOR_CONSTANT_P,
9554 TARGET_COMP_TYPE_ATTRIBUTES,
9555 TARGET_FUNCTION_ATTRIBUTE_INLINABLE_P,
9556 TARGET_MS_BITFIELD_LAYOUT_P, TARGET_MANGLE_TYPE,
9557 TARGET_IN_SMALL_DATA_P, TARGET_INVALID_CONVERSION,
9558 TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP,
9559 TARGET_DWARF_CALLING_CONVENTION): Likewise.
9560 * target.h (can_output_mi_thunk, needs_block_p,
9561 first_cycle_multipass_dfa_lookahead_guard_spec,
9562 vector_alignment_reachable, comp_type_attributes,
9563 function_attribute_inlinable_p, ms_bitfield_layout_p, mangle_type,
9564 commutative_p, use_blocks_for_constant_p,
9565 use_anchors_for_symbol_p, in_small_data_p, binds_local_p,
9566 vector_opaque_p, dwarf_calling_convention, stdarg_optimize_hook,
9567 invalid_within_doloop, valid_dllimport_attribute_p,
9568 split_complex_arg, invalid_arg_for_unprototyped_fn,
9569 invalid_conversion, invalid_unary_op, invalid_binary_op):
9571 * targhooks.c (default_invalid_within_doloop,
9572 hook_invalid_arg_for_unprototyped_fn,
9573 default_builtin_vector_alignment_reachable): Likewise.
9574 (hook_bool_rtx_commutative_p): Delete.
9575 (hook_bool_const_rtx_commutative_p): New.
9576 * targhooks.h (default_invalid_within_doloop,
9577 default_builtin_vector_alignment_reachable,
9578 hook_invalid_arg_for_unprototyped_fn): Constify.
9579 (hook_bool_rtx_commutative_p): Delete.
9580 (hook_bool_const_rtx_commutative_p): New.
9581 * varasm.c (bss_initializer_p, decl_default_tls_model,
9582 categorize_decl_for_section, decl_readonly_section,
9583 default_use_anchors_for_symbol_p, default_binds_local_p,
9584 default_binds_local_p_1): Constify.
9586 2007-08-24 Jie Zhang <jie.zhang@analog.com>
9588 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
9589 __NO_BUILTIN if -fno-builtin.
9591 2007-08-24 Jie Zhang <jie.zhang@analog.com>
9593 * config/bfin/bfin.c (print_operand): Report error instead of
9594 ICE for wrong operand.
9596 2007-08-24 Michael Matz <matz@suse.de>
9598 * Makefile.in (GTFILES_H): Use $(patsubst) instead of $(subst).
9600 2007-08-24 Richard Guenther <rguenther@suse.de>
9603 * tree-ssa.c (useless_type_conversion_p): Split into a
9604 recursive and a non-recursive part.
9605 (useless_type_conversion_p_1): New function.
9606 * tree-ssa-ccp.c (fold_stmt_r): Make sure that the result
9607 from maybe_fold_offset_to_reference is trivially convertible
9608 to the desired type before doing the simplification.
9610 2007-08-24 Jakub Jelinek <jakub@redhat.com>
9612 * expr.c (store_expr): Optimize initialization of an array
9614 * expr.h (builtin_strncpy_read_str): New prototype.
9615 * builtins.c (builtin_strncpy_read_str): Remove prototype.
9618 2007-08-24 Uros Bizjak <ubizjak@gmail.com>
9621 * ifcvt.c (noce_find_if_block): Do not clear if_info.cond_earliest
9622 field when initializing if_info structure.
9624 2007-08-24 Richard Guenther <rguenther@suse.de>
9626 * Makefile.in (tree-inline.o): Add $(TARGET_H) and $(INTEGRATE_H)
9628 * c-objc-common.c (c_cannot_inline_tree_fn): Remove.
9629 * langhooks.c (lhd_tree_inlining_cannot_inline_tree_fn): Likewise.
9630 * tree-inline.c (inlinable_function_p): Fold in common parts of
9631 the cannot_inline_tree_fn langhook.
9632 * langhooks-def.h (lhd_tree_inlining_cannot_inline_tree_fn): Remove.
9633 (LANG_HOOKS_TREE_INLINING_CANNOT_INLINE_TREE_FN): Likewise.
9634 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove initializer for
9635 cannot_inline_tree_fn langhook.
9636 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove
9637 cannot_inline_tree_fn member.
9639 2007-08-24 Richard Guenther <rguenther@suse.de>
9641 * expr.c (get_inner_reference): Do computation of bitoffset
9642 from offset in a way we can detect overflow reliably.
9644 2007-08-24 Jie Zhang <jie.zhang@analog.com>
9646 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define for uClibc.
9648 2007-08-24 Jie Zhang <jie.zhang@analog.com>
9650 * config/bfin/bfin.opt (mfast-fp): Add.
9651 * config/bfin/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Let
9652 libbffastfp override libgcc if -mfast-fp.
9653 * config/bfin/bfin.h (LINK_GCC_C_SEQUENCE_SPEC): Likewise.
9654 * doc/invoke.texi (Option Summary): Mention -mfast-fp.
9655 (Blackfin Options): Document -mfast-fp.
9657 2007-08-24 Jakub Jelinek <jakub@redhat.com>
9659 PR tree-optimization/32573
9661 * tree-data-ref.c (initialize_data_dependence_relation): Clear
9662 DDR_SUBSCRIPTS, DDR_DIR_VECTS and DDR_DIST_VECTS at the beginning.
9663 (finalize_ddr_dependent): Clear DDR_SUBSCRIPTS after freeing it.
9664 (build_classic_dist_vector): Return false rather than true if
9665 DDR_ARE_DEPENDENT is non-NULL at the beginning. Return false
9666 if either subscript_dependence_tester_1 or build_classic_dist_vector_1
9667 returned false. Don't call save_dist_v before calling
9668 build_classic_dist_vector_1.
9669 (free_dependence_relation): Don't guard freeing DDR_SUBSCRIPTS
9670 with NULL DDR_ARE_DEPENDENT. Also free DDR_DIST_VECTS and/or
9671 DDR_DIR_VECTS vectors.
9673 2007-08-23 Brian Sidebotham <brian.sidebotham@gmail.com>
9675 * configure.ac (leb128): Modify sed statement to work with any
9676 binutils version string.
9677 * configure: Regenerate
9679 2007-08-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9681 * config/arc/arc-protos.h arc_select_cc_mode, gen_compare_reg):
9682 Wrap in RTX_CODE macro guard.
9683 * config/arm/pe.c (arm_dllexport_p, arm_dllimport_p,
9684 arm_dllexport_name_p, arm_dllimport_name_p, arm_mark_dllexport,
9685 arm_mark_dllimport, arm_pe_encode_section_info,
9686 arm_pe_unique_section): Use ISO-C function declarations.
9687 * config/c4x/c4x-c.c (c4x_parse_pragma, c4x_pr_CODE_SECTION,
9688 c4x_pr_DATA_SECTION, c4x_pr_FUNC_IS_PURE,
9689 c4x_pr_FUNC_NEVER_RETURNS, c4x_pr_INTERRUPT, c4x_pr_ignored):
9691 * config/iq2000/iq2000.h (ASM_OUTPUT_SKIP): Fix format warning.
9692 * config/m68hc11/m68hc11.h (ASM_OUTPUT_EXTERNAL): Undef before
9694 * config/mips/mips.h (ASM_DECLARE_OBJECT_NAME): Fix format
9696 * config/mn10300/mn10300.h (OUTPUT_ADDR_CONST_EXTRA): Likewise.
9697 * config/pdp11/pdp11.c (pdp11_output_function_epilogue): Likewise.
9698 (register_move_cost): Use ISO-C function declarations.
9699 * config/pdp11/pdp11.h (PRINT_OPERAND): Fix format warnings.
9700 * config/score/score-protos.h (score_declare_object): Add
9702 * config/score/score.h (ASM_DECLARE_OBJECT_NAME): Fix format
9704 * final.c (profile_function): Avoid empty if-bodies.
9707 * calls.c (must_pass_in_stack_var_size,
9708 must_pass_in_stack_var_size_or_pad): Constify.
9709 * config/alpha/alpha-protos.h (function_value): Likewise.
9710 * config/alpha/alpha.c (alpha_return_in_memory,
9711 alpha_pass_by_reference, function_value,
9712 unicosmk_must_pass_in_stack, TARGET_PROMOTE_FUNCTION_ARGS,
9713 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES):
9715 * config/arc/arc.c (arc_return_in_memory, arc_pass_by_reference,
9716 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
9717 TARGET_PROMOTE_PROTOTYPES): Likewise.
9718 * config/arm/arm-protos.h (arm_return_in_memory,
9719 arm_pad_arg_upward, arm_function_value): Likewise.
9720 * config/arm/arm.c (arm_pass_by_reference,
9721 arm_promote_prototypes, arm_return_in_msb, arm_must_pass_in_stack,
9722 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
9723 arm_function_value, arm_return_in_memory, arm_pad_arg_upward):
9725 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
9726 * config/avr/avr-protos.h (avr_function_value): Likewise.
9727 * config/avr/avr.c (avr_return_in_memory,
9728 gas_output_limited_string, gas_output_ascii, avr_function_value,
9729 avr_return_in_memory): Likewise.
9730 * config/bfin/bfin-protos.h (bfin_return_in_memory): Likewise.
9731 * config/bfin/bfin.c (bfin_pass_by_reference,
9732 bfin_return_in_memory, TARGET_PROMOTE_PROTOTYPES,
9733 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN):
9735 * config/cris/cris.c (cris_pass_by_reference,
9736 TARGET_PROMOTE_FUNCTION_ARGS): Likewise.
9737 * config/crx/crx.c (crx_return_in_memory): Likewise.
9738 * config/darwin.c (function_base, machopic_function_base_name):
9740 * config/fr30/fr30.c (fr30_must_pass_in_stack,
9741 TARGET_PROMOTE_PROTOTYPES): Likewise.
9742 * config/frv/frv.c (frv_must_pass_in_stack): Likewise.
9743 * config/h8300/h8300.c (h8300_return_in_memory): Likewise.
9744 * config/i386/i386-protos.h (ix86_return_in_memory,
9745 ix86_sol10_return_in_memory): Likewise.
9746 * config/i386/i386.c (ix86_function_value,
9747 ix86_function_sseregparm, ix86_must_pass_in_stack,
9748 type_natural_mode, classify_argument, examine_argument,
9749 construct_container, ix86_pass_by_reference, function_value_32,
9750 function_value_64, ix86_function_value_1, return_in_memory_32,
9751 return_in_memory_64, return_in_memory_ms_64,
9752 ix86_return_in_memory, ix86_sol10_return_in_memory,
9753 TARGET_PROMOTE_PROTOTYPES): Likewise.
9754 * config/ia64/ia64-protos.h (ia64_function_value,
9755 ia64_hpux_function_arg_padding): Likewise.
9756 * config/ia64/ia64.c (hfa_element_mode, ia64_return_in_memory,
9757 ia64_function_value, bundle_state_hash, bundle_state_eq_p,
9758 ia64_hpux_function_arg_padding): Likewise.
9759 * config/iq2000/iq2000-protos.h (function_arg,
9760 iq2000_function_value): Likewise.
9761 * config/iq2000/iq2000.c (iq2000_return_in_memory,
9762 iq2000_pass_by_reference, TARGET_PROMOTE_FUNCTION_ARGS,
9763 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
9764 function_arg, iq2000_function_value): Likewise.
9765 * config/m32c/m32c-protos.h (m32c_function_value,
9766 m32c_promote_function_return): Likewise.
9767 * config/m32c/m32c.c (m32c_pass_by_reference,
9768 m32c_promote_prototypes, m32c_promote_function_return,
9769 m32c_function_value): Likewise.
9770 * config/m32r/m32r.c (m32r_return_in_memory,
9771 m32r_pass_by_reference, TARGET_PROMOTE_PROTOTYPES,
9772 m32r_in_small_data_p): Likewise.
9773 * config/m68hc11/m68hc11-protos.h (m68hc11_function_arg_padding):
9775 * config/m68hc11/m68hc11.c (m68hc11_return_in_memory,
9776 m68hc11_function_arg_padding): Likewise.
9777 * config/m68k/m68k-protos.h (m68k_function_value): Likewise.
9778 * config/m68k/m68k.c (TARGET_PROMOTE_PROTOTYPES,
9779 m68k_function_value): Likewise.
9780 * config/mcore/mcore-protos.h (mcore_num_arg_regs,
9781 mcore_function_value): Likewise.
9782 * config/mcore/mcore.c (handle_structs_in_regs,
9783 mcore_return_in_memory, TARGET_PROMOTE_FUNCTION_ARGS,
9784 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
9785 mcore_num_arg_regs, mcore_function_value): Likewise.
9786 * config/mips/mips-protos.h (mips_pad_arg_upward,
9787 mips_function_value): Likewise.
9788 * config/mips/mips.c (mips_fpr_return_fields, mips_return_in_msb,
9789 mips_return_in_memory, mips_pass_by_reference, mips_callee_copies,
9790 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
9791 TARGET_PROMOTE_PROTOTYPES, mips_pad_arg_upward,
9792 mips_function_value): Likewise.
9793 * config/mmix/mmix-protos.h (mmix_function_outgoing_value):
9795 * config/mmix/mmix.c (mmix_pass_by_reference,
9796 TARGET_PROMOTE_FUNCTION_ARGS, mmix_function_outgoing_value,
9797 mmix_encode_section_info): Likewise.
9798 * config/mn10300/mn10300-protos.h (mn10300_function_value):
9800 * config/mn10300/mn10300.c (mn10300_return_in_memory,
9801 mn10300_pass_by_reference, TARGET_PROMOTE_PROTOTYPES,
9802 mn10300_function_value): Likewise.
9803 * config/mt/mt-protos.h (mt_function_value): Likewise.
9804 * config/mt/mt.c (mt_pass_by_reference, mt_function_value,
9805 mt_pass_in_stack, TARGET_PROMOTE_PROTOTYPES): Likewise.
9806 * config/pa/pa-protos.h (function_arg_padding, function_value,
9807 pa_return_in_memory): Likewise.
9808 * config/pa/pa.c (pa_pass_by_reference,
9809 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
9810 function_arg_padding, function_value, pa_return_in_memory):
9812 * config/pdp11/pdp11.c (pdp11_return_in_memory): Likewise.
9813 * config/rs6000/rs6000-protos.h (rs6000_function_value,
9814 function_arg_padding): Likewise.
9815 * config/rs6000/rs6000.c (rs6000_return_in_memory,
9816 rs6000_darwin64_record_arg_recurse, rs6000_darwin64_record_arg,
9817 rs6000_pass_by_reference, rs6000_must_pass_in_stack,
9818 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
9819 function_arg_padding, altivec_expand_dst_builtin,
9820 altivec_expand_builtin, rs6000_expand_builtin, spe_init_builtins,
9821 altivec_init_builtins, rs6000_common_init_builtins,
9822 rs6000_function_value): Likewise.
9823 * s390/s390-protos.h (s390_function_value): Likewise.
9824 * config/s390/s390.c (s390_function_arg_size,
9825 s390_pass_by_reference, s390_return_in_memory,
9826 s390_function_value, TARGET_PROMOTE_FUNCTION_ARGS,
9827 TARGET_PROMOTE_FUNCTION_RETURN): Likewise.
9828 * config/score/score-protos.h (score_function_value): Likewise.
9829 * config/score/score.c (score_arg_partial_bytes,
9830 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
9831 TARGET_PROMOTE_PROTOTYPES, score_return_in_memory,
9832 score_pass_by_reference, score_add_offset, score_function_value):
9834 * config/sh/sh-protos.h (sh_attr_renesas_p,
9835 sh_promote_prototypes): Likewise.
9836 * config/sh/sh.c (sh_return_in_memory, sh_pass_by_reference,
9837 sh_callee_copies, sh_promote_prototypes, shcompact_byref,
9838 sh_attr_renesas_p): Likewise.
9839 * config/sparc/sparc-protos.h (function_value,
9840 function_arg_padding): Likewise.
9841 * config/sparc/sparc.c (sparc_promote_prototypes,
9842 sparc_return_in_memory, sparc_pass_by_reference,
9843 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
9844 function_arg_record_value_2, function_arg_record_value_1,
9845 function_arg_record_value, function_arg_record_value,
9846 function_arg_padding, function_value): Likewise.
9847 * config/spu/spu-protos.h (spu_function_value): Likewise.
9848 * config/spu/spu.c (spu_pass_by_reference, spu_return_in_memory,
9849 spu_function_value): Likewise.
9850 * config/stormy16/stormy16-protos.h (xstormy16_function_value):
9852 * config/stormy16/stormy16.c (xstormy16_return_in_memory,
9853 xstormy16_function_value, TARGET_PROMOTE_FUNCTION_ARGS,
9854 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES):
9856 * config/v850/v850.c (v850_return_in_memory,
9857 v850_pass_by_reference, TARGET_PROMOTE_PROTOTYPES): Likewise.
9858 * config/vax/vax.c (TARGET_PROMOTE_PROTOTYPES): Likewise.
9859 * config/xtensa/xtensa.c (xtensa_return_in_msb,
9860 xtensa_return_in_memory, TARGET_PROMOTE_FUNCTION_ARGS,
9861 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES):
9863 * explow.c (promote_mode, hard_function_value): Likewise.
9864 * expr.h (hard_function_value, promote_mode): Likewise.
9865 * function.c (aggregate_value_p): Likewise.
9866 * hooks.c (hook_bool_const_tree_true): New.
9867 * hooks.h (hook_bool_const_tree_true): New.
9868 * sdbout.c (SET_KNOWN_TYPE_TAG, plain_type_1): Constify.
9869 * target-def.h (TARGET_PROMOTE_FUNCTION_ARGS,
9870 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
9871 TARGET_RETURN_IN_MSB): Likewise.
9872 * target.h (promote_function_args, promote_function_return,
9873 promote_prototypes, return_in_memory, return_in_msb,
9874 pass_by_reference, must_pass_in_stack, callee_copies,
9875 function_value): Likewise.
9876 * targhooks.c (default_return_in_memory,
9877 hook_pass_by_reference_must_pass_in_stack,
9878 hook_callee_copies_named,
9879 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_false,
9880 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_true,
9881 default_function_value): Likewise.
9882 * targhooks.h (default_return_in_memory,
9883 hook_pass_by_reference_must_pass_in_stack,
9884 hook_callee_copies_named,
9885 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_false,
9886 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_true,
9887 default_function_value): Likewise.
9888 * tree-ssa-structalias.c (const_equiv_class_label_t): New.
9889 (equiv_class_label_hash, equiv_class_label_eq): Constify.
9890 * tree-vectorizer.c (bb_in_loop_p): Likewise.
9891 * tree.c (needs_to_live_in_memory): Likewise.
9892 * tree.h (struct tree_type, needs_to_live_in_memory,
9893 aggregate_value_p, must_pass_in_stack_var_size,
9894 must_pass_in_stack_var_size_or_pad): Likewise.
9895 * vmsdbgout.c (write_debug_addr, write_debug_delta4,
9896 write_debug_string, ASM_OUTPUT_DEBUG_STRING, write_rtnbeg,
9897 lookup_filename): Likewise.
9899 2007-08-23 Uros Bizjak <ubizjak@gmail.com>
9902 * config/i386/i386.c (ix86_expand_fp_compare): Expand fp comparison to
9903 fake fcomi i387 instruction for !TARGET_CMOVE.
9904 (ix86_expand_branch): Expand natural sequence with one jump for
9905 all targets, not only TARGET_CMOVE.
9906 * config/i386/i386.md (*cmpfp_0_cc): New define_insn_and_split
9907 pattern to implement fake fcomi sequence. Split instruction after
9908 reload to correct compare sequences.
9909 (*cmpfp_xf_cc): Ditto.
9910 (*cmpfp_<mode>_cc): Ditto.
9911 (*cmpfp_u_cc): Ditto.
9912 (*cmpfp_<mode>_cc): Ditto.
9914 2007-08-23 Richard Guenther <rguenther@suse.de>
9916 * tree-pretty-print.c (dump_generic_node): Annotate
9917 GIMPLE_MODIFY_STMTs with volatile ops with "{v}".
9919 2007-08-23 Richard Guenther <rguenther@suse.de>
9921 * builtins.c (expand_builtin_mathfn): Wrap argument in
9922 save_expr directly instead of re-building the call.
9923 (expand_builtin_mathfn_2): Likewise.
9924 (expand_builtin_mathfn_3): Likewise.
9925 (expand_builtin_interclass_mathfn): Likewise.
9926 (expand_builtin_int_roundingfn): Set arg.
9927 (expand_builtin_int_roundingfn_2): Likewise.
9929 2007-08-23 Paolo Bonzini <bonzini@gnu.org>
9931 * config/i386/sse.md (*sse_and<mode>3, *sse_ior<mode>3,
9932 *sse_nand<mode>3, *sse_xor<mode>3): New.
9934 2007-08-23 Uros Bizjak <ubizjak@gmail.com>
9936 * config/i386/i386.h (PRINT_OPERAND_PUNCT_VALID_P): Add ';' code.
9937 * config/i386/i386.c (print_operand): Handle ';' code. Output
9938 semicolon for TARGET_MACHO.
9939 * config/i386/sync.md (*sync_compare_and_swap<mode>): Use '%;' to
9940 emit semicolon after 'lock' prefix.
9941 (sync_double_compare_and_swap<mode>): Ditto.
9942 (*sync_double_compare_and_swapdi_pic): Ditto.
9943 (*sync_compare_and_swap_cc<mode>): Ditto.
9944 (sync_double_compare_and_swap_cc<mode>): Ditto.
9945 (*sync_double_compare_and_swap_ccdi_pic): Ditto.
9946 (sync_old_add<mode>): Ditto.
9947 (sync_add<mode>): Ditto.
9948 (sync_sub<mode>): Ditto.
9949 (sync_ior<mode>): Ditto.
9950 (sync_and<mode>): Ditto.
9951 (sync_xor<mode>): Ditto.
9953 2007-08-22 Chao-ying Fu <fu@mips.com>
9955 * rtl.c (rtx_code_size): Check CONST_FIXED to calcualte correct sizes
9957 (copy_rtx): Handle CONST_FIXED.
9958 (rtx_equal_p): Likewise.
9959 * rtl.h (fixed_value.h): New include.
9960 (rtx_def): Add a new field of fixed_value to u.
9961 (XCNMPFV): Define for accessing fixed_value.
9962 (CONST_FIXED_VALUE, CONST_FIXED_VALUE_HIGH, CONST_FIXED_VALUE_LOW):
9964 * rtl.def (CONST_FIXED): New constant.
9965 (SS_MULT, US_MULT, SS_DIV, US_DIV, FRACT_CONVERT,
9966 UNSIGNED_FRACT_CONVERT, SAT_FRACT, UNSIGNED_SAT_FRACT, US_NEG,
9967 US_ASHIFT): New codes.
9968 * doc/rtl.texi (Expressions): Document const_fixed, us_neg, ss_mult,
9969 us_mult, ss_div, us_div, us_ashift, fract_convert, sat_fract,
9970 unsigned_fract_convert, unsigned_sat_fract): Document them.
9971 * varasm.c (assemble_integer): Extend to support fixed-point constants
9972 by using different machine classes.
9973 (decode_addr_const): Handle FIXED_CST.
9974 (const_hash_1): Likewise.
9975 (compare_constant): Likewise.
9976 (copy_constant): Likewise.
9977 (const_rtx_hash_1): Handle CONST_FIXED.
9978 (output_constant_pool_2): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
9979 MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
9981 (initializer_constant_valid_p): Handle FIXED_CST.
9982 (output_constant): Support FIXED_POINT_TYPE.
9983 * gengenrtl.c (excluded_rtx): Check CONST_FIXED to exclude.
9984 * cse.c (hash_rtx): Support CONST_FIXED.
9985 (exp_equiv_p): Likewise.
9986 (cannon_reg): Likewise.
9987 (fold_rtx): Likewise.
9988 (equiv_constant): Likewise.
9989 (cse_process_notes_1): Likewise.
9990 (count_reg_usage): Likewise.
9991 * cselib.c (entry_and_rtx_equal_p): Check CONST_FIXED.
9992 (rtx_equal_for_cselib_p): Handle CONST_FIXED.
9993 (wrap_constant): Check CONST_FIXED.
9994 (cselib_hash_rtx): Support CONST_FIXED.
9995 (cselib_subst_to_values): Likewise.
9996 * df-scan.c (df_uses_record): Likewise.
9997 * gcse.c (want_to_gcse_p): Likewise.
9998 (oprs_unchanged_p): Likewise.
9999 (oprs_not_set_p): Likewise.
10000 (compute_transp): Likewise.
10001 (extract_mentioned_regs_helper): Likewise.
10002 * genemit.c (gen_exp): Likewise.
10003 * local-alloc.c (equiv_init_varies_p): Likewise.
10004 (contains_replace_regs): Likewise.
10005 (memref_referenced_p): Likewise.
10006 * loop-invariant.c (check_maybe_invariant): Likewise.
10007 (hash_invariant_expr_1): Likewise.
10008 (invariant_expr_equal_p): Likewise.
10009 * postreload-gcse.c (oprs_unchanged_p): Likewise.
10010 * regclass.c (reg_scan_mark_refs): Likewise.
10011 * regrename.c (scan_rtx): Likewise.
10012 * resource.c (mark_referenced_resources): Likewise.
10013 (mark_set_resources): Likewise.
10014 * rtlanal.c (rtx_unstable_p): Likewise.
10015 (rtx_varies_p): Likewise.
10016 (count_occurrences): Likewise.
10017 (reg_mentioned_p): Likewise.
10018 (modified_between_p): Likewise.
10019 (modified_in_p): Likewise.
10020 (volatile_insn_p): Likewise.
10021 (volatile_refs_p): Likewise.
10022 (side_effects_p): Likewise.
10023 (may_trap_p_1): Likewise.
10024 (inequality_comparisons_p): Likewise.
10025 (computed_jump_p_1): Likewise.
10026 (commutative_operand_precedence): Likewise.
10027 * sched-deps.c (sched_analyze_2): Likewise.
10028 * sched-vis.c (print_value): Likewise.
10029 * reload.c (operands_match_p): Likewise.
10030 (subst_reg_equivs): Likewise.
10031 * reload1.c (eliminate_regs_1): Likewise.
10032 (elimination_effects): Likewise.
10033 (scan_paradoxical_subregs): Likewise.
10034 * alias.c (rtx_equal_for_memref_p): Likewise.
10035 * Makefile.in (RTL_BASE_H): Add fixed-value.h.
10036 * emit-rtl.c (const_fixed_htab): New hash table.
10037 (const_fixed_htab_hash, const_fixed_htab_eq, lookup_const_fixed):
10039 (const_fixed_htab_hash, const_fixed_htab_eq, lookup_const_fixed,
10040 const_fixed_from_fixed_value): New functions.
10041 (verify_rtx_sharing): Handle CONST_FIXED.
10042 (copy_rtx_if_shared_1): Likewise.
10043 (reset_used_flags): Likewise.
10044 (set_used_flags): Likewise.
10045 (copy_insn_1): Likewise.
10046 (init_emit_once): Create const_fixed_htab.
10047 Store fixed-point scalar and vector zero and one to const_tiny_rtx.
10049 2007-08-22 Zdenek Dvorak <ook@ucw.cz>
10051 PR tree-optimization/32949
10052 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Test nowrap_type_p
10053 before failing for ivs with non-constant step.
10055 2007-08-22 Hans-Peter Nilsson <hp@axis.com>
10057 * doc/md.texi (Iterators): Renamed from Macros. All contents
10058 changed to reflect rename of respectively define_code_macro and
10059 define_mode_macro to define_code_iterator and define_mode_iterator.
10060 (Mode Iterators, Code Iterators): Similar.
10061 * read-rtl.c (struct iterator_group, struct iterator_traverse_data)
10062 (uses_mode_iterator_p, apply_mode_iterator, uses_code_iterator_p)
10063 (apply_iterator_to_string, uses_iterator_p, apply_iterator_traverse)
10064 (initialize_iterators, find_iterator, check_code_iterator)
10065 (map_attr_string, apply_mode_maps, apply_iterator_to_rtx, add_mapping)
10066 (read_mapping, read_rtx_1): Similar.
10067 * config/alpha/sync.md, config/alpha/alpha.md, config/frv/frv.md,
10068 config/s390/s390.md, config/m32c/blkmov.md, config/m32c/m32c.md,
10069 config/spu/spu.md, config/sparc/sparc.md, config/sparc/sync.md,
10070 config/i386/i386.md, config/i386/mmx.md, config/i386/sse.md,
10071 config/i386/sync.md, config/crx/crx.md, config/xtensa/xtensa.md,
10072 config/cris/cris.c, config/cris/cris.md, config/ia64/sync.md,
10073 config/ia64/div.md, config/ia64/vect.md, config/ia64/ia64.md,
10074 config/m68k/m68k.md, config/rs6000/spe.md, config/rs6000/altivec.md,
10075 config/rs6000/sync.md, config/rs6000/rs6000.md,
10076 config/arm/vec-common.md, config/arm/neon.md, config/arm/iwmmxt.md,
10077 config/arm/arm.md, config/mips/mips-dsp.md, config/mips/mips.md,
10078 config/vax/vax.md, config/bfin/bfin.md: Similar.
10080 2007-08-22 David Daney <ddaney@avtrex.com>
10082 * doc/install.texi (Testing): Mention testing on a simulator.
10084 2007-08-22 Janis Johnson <janis187@us.ibm.com>
10086 * config/dfp-bit.c (DFP_TO_DFP): Check for overflow.
10088 * doc/libgcc.texi (Decimal float library routines): Fix formatting
10089 and rearrange floating point conversion functions into different
10092 2007-08-22 Maxim Kuvyrkov <maxim@codesourcery.com>
10094 * target.h (struct gcc_target.sched: dfa_pre_advance_cycle,
10095 dfa_post_advance_cycle): New scheduler hooks.
10096 * target-def.h (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE,
10097 TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): New macros to initialize
10099 (TARGET_SCHED): Use them.
10100 * doc/tm.texi (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE,
10101 TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Document new hooks.
10102 * haifa-sched.c (advance_one_cycle): Invoke new hooks.
10104 * genautomata.c (insn_has_dfa_reservation_p): New DFA interface
10105 function to facilitate debugging.
10106 (INSN_HAS_DFA_RESERVATION_P_FUNC_NAME): New macro.
10107 (output_insn_has_dfa_reservation_p): New static function to output
10108 insn_has_dfa_reservation_p ().
10109 (write_automata): Use it.
10110 * genattr.c (main): Output declaration for
10111 insn_has_dfa_reservation_p ().
10113 2007-08-22 Christian Bruel <christian.bruel@st.com>
10114 Richard Guenther <rguenther@suse.de>
10116 * fold-const.c (fold_binary): Optimize A-A if -ffinite-math-only.
10117 * simplify_rtx (simplify_binary_operation_1): Likewise.
10119 2007-08-22 Rask Ingemann Lambertsen <rask@sygehus.dk>
10121 PR rtl-optimization/32557
10122 * df-problems.c (df_note_bb_compute): Use mws->start_regno instead
10123 of REGNO (mws->mw_reg).
10125 2007-08-22 Richard Guenther <rguenther@suse.de>
10127 PR middle-end/33007
10128 * builtins.c (expand_builtin_int_roundingfn): Replace call
10129 argument wrapped with SAVE_EXPR directly.
10130 (expand_builtin_int_roundingfn_2): Likewise.
10132 2007-08-22 Richard Guenther <rguenther@suse.de>
10134 * tree-inline.c (inlinable_function_p): Restore disregarding
10135 inline limits for GNU extern inline functions.
10137 2007-08-22 Richard Guenther <rguenther@suse.de>
10139 PR middle-end/32563
10140 * tree.c (host_integerp): Treat sizetype as signed as it is
10143 2007-08-21 Ian Lance Taylor <iant@google.com>
10145 PR tree-optimization/33134
10146 * tree-vrp.c (adjust_range_with_scev): Call
10147 set_value_range_to_value.
10149 2007-08-21 Aldy Hernandez <aldyh@redhat.com>
10151 * value-prof.h (gimple_remove_histogram_value): Remove duplicate
10154 2007-08-21 Aldy Hernandez <aldyh@redhat.com>
10156 * tree-flow-inline.h (next_imm_use_stmt): Remove unecessary
10159 2007-08-21 Nathan Froyd <froydnj@codesourcery.com>
10161 * config/rs6000/rs6000.c (expand_block_clear): Add TARGET_SPE
10162 cases to set eight bytes at a time.
10163 (expand_block_move): Likewise.
10165 2007-08-21 Jakub Jelinek <jakub@redhat.com>
10168 * dwarf2out.c (gen_decl_die): Don't call
10169 gen_tagged_type_instantiation_die if decl doesn't have tagged type.
10171 2007-08-21 Paul Brook <paul@codesourcery.com>
10172 Nathan Sidwell <nathan@codesourcery.com>
10173 Mark Mitchell <mark@codesourcery.com>
10174 Joseph Myers <joseph@codesourcery.com>
10176 * configure.ac: Add --with-pkgversion and --with-bugurl.
10177 * configure: Regenerate.
10178 * doc/install.texi: Document them.
10179 * version.c (version_string): Remove VERSUFFIX.
10180 (VERSUFFIX): Remove.
10181 (pkgversion_string): New.
10182 (bug_report_url): Do not hard-code initializer.
10183 * version.h (pkgversion_string): Declare.
10184 * Makefile.in (PKGVERSION_s, BUGURL_s, PKGVERSION, BUGURL_TEXI):
10186 (version.o): Define PKGVERSION and BUGURL.
10187 (gcc-vers.texi): Define VERSION_PACKAGE and BUGURL.
10188 (%.pod): Define BUGURL.
10189 * gcc.c (process_command, main): Use pkgversion_string.
10190 * toplev.c (compile_file, print_version): Likewise.
10191 * protoize.c (main): Likewise.
10192 * gcov.c (print_version): Likewise. Update copyright date.
10193 * gcov-dump.c (print_version): Likewise. Update copyright date.
10194 * mips-tdump.c (main): Likewise. Update copyright date.
10195 * mips-tfile.c (main): Likewise. Update copyright date.
10196 * doc/include/gcc-common.texi: Include VERSION_PACKAGE as subtitle.
10197 * doc/bugreport.texi: Use BUGURL for bug-reporting instructions;
10198 shorten description.
10199 * doc/gcc.texi: Include VERSION_PACKAGE in version description.
10200 * doc/gccint.texi: Likewise.
10201 * doc/invoke.texi: Use BUGURL for bug-reporting instructions.
10202 Update copyright date.
10204 2007-08-21 Uros Bizjak <ubizjak@gmail.com>
10206 * config/i386/i386.c (ix86_expand_clear): Use FLAGS_REG.
10207 (ix86_expand_strlensi_unroll_1): Ditto.
10208 (ix86_expand_branch): Use FLAGS_REG and FPSR_REG.
10209 (ix86_expand_carry_flag_compare): Update comment.
10211 2007-08-21 Jakub Jelinek <jakub@redhat.com>
10213 PR middle-end/32912
10214 * fold-const.c (fold_unary): Optimize BIT_NOT_EXPR of VECTOR_CST.
10215 (fold_binary): Handle vectors in X | ~X and X ^ ~X optimizations.
10217 2007-08-21 Richard Guenther <rguenther@suse.de>
10219 * fold-const.c (fold_binary): Revert removing of index +p PTR folding.
10221 2007-08-21 Richard Guenther <rguenther@suse.de>
10223 PR middle-end/33122
10224 * fold-const.c (fold_binary): Remove index +p PTR folding.
10225 Fix types of POINTER_PLUS_EXPR generated by folding of
10228 2007-08-20 Chao-ying Fu <fu@mips.com>
10230 * c-common.h (enum rid): Add new enumeration values of RID_SAT,
10231 RID_FRACT, and RID_ACCUM. RID_SAT needs to be inserted before
10232 RID_ONEWAY, so that it can be checked in declspecs_add_type.
10233 (c_common_fixed_point_type_for_size): Declare.
10234 * c-parser.c (reswords): Add _Fract, _Accum, and _Sat.
10235 (c_token_starts_typename): Handle RID_FRACT, RID_ACCUM, and RID_SAT.
10236 (c_token_starts_declspecs): Likewise.
10237 (c_parser_declspecs): Likewise.
10238 (c_parser_attributes): Likewise.
10239 * c-tree.h (enum c_typespec_keyword): Add cts_fract and cts_accum.
10240 (c_declspecs): Add saturating_p.
10241 * c-decl.c (build_null_declspecs): Initialize saturating_p.
10242 (declspecs_add_type): Avoid using complex with _Fract, _Accum, or
10243 _Sat. Handle RID_SAT.
10244 Avoid using void, bool, char, int, float, double, _Decimal32,
10245 _Decimal64, _Decimal128, and complex with _Sat.
10246 Handle RID_FRACT and RID_ACCUM.
10247 Make sure _Sat is used with _Fract or _Accum.
10248 (finish_declspecs): Handle cts_fract and cts_accum.
10249 * c-common.c (fixed-value.h): New include.
10250 (constant_expression_warning): Handle FIXED_CST.
10251 (overflow_warning): Likewise.
10252 (warnings_for_convert_and_check): Likewise.
10253 (c_common_fixed_point_type_for_size): New.
10254 (c_common_type_for_mode): Handle fixed-point modes to
10255 return various saturating/non-saturating, signed/unsigned types.
10256 (c_common_signed_or_unsigned_type): Support fixed-point types.
10257 (shorten_compare): Check fixed-point zero.
10258 Handle FIXED_POINT_TYPE.
10259 (c_common_truthvalue_conversion): Handle FIXED_CST.
10260 Handle FIXED_POINT_TYPE.
10261 (c_common_nodes_and_builtins): Record builtin types for fixed-point
10263 (handle_mode_attribute): Handle fixed-point modes. Need to check
10264 if the signness of base type and fixed-point modes are consistent.
10265 (handle_vector_size_attribute): Handle fixed-point modes.
10266 (same_scalar_type_ignoring_signedness): Handle FIXED_POINT_TYPE.
10267 (warn_for_div_by_zero): Check fixed-point zero.
10268 * c-typeck.c (c_common_type): Check FIXED_POINT_TYPE. Build
10269 a common fixed-point type based on fbit, ibit, sign, and saturation.
10270 (build_unary_op): Allow FIXED_POINT_TYPE for CONVERT_EXPR,
10271 NEGATE_EXPR, TRUTH_NOT_EXPR, PREINCREMENT_EXPR, POSTINCREMENT_EXPR,
10272 PREDECREMENT_EXPR, and POSTDECREMENT_EXPR.
10273 (convert_for_assignment): Support FIXED_POINT_TYPE.
10274 (digest_init): Handle FIXED_POINT_TYPE.
10275 (build_binary_op): Support FIXED_POINT_TYPE in *_DIV_EXPR,
10276 TRUTH_ANDIF_EXPR, TRUTH_ORIF_EXPR, TRUTH_AND_EXPR, TRUTH_OR_EXPR,
10277 TRUTH_XOR_EXPR, RSHIFT_EXPR, LSHIFT_EXPR, EQ_EXPR, NE_EXPR, LE_EXPR,
10278 GE_EXPR, LT_EXPR, GT_EXPR.
10279 * target-def.h (TARGET_FIXED_POINT_SUPPORTED_P): New.
10280 (TARGET_INITIALIZER): Add TARGET_FIXED_POINT_SUPPORTED_P.
10281 * target.h (gcc_target): Add fixed_point_supported_p.
10282 * targhooks.c (default_scalar_mode_supported_p): Handle MODE_FRACT,
10283 MODE_UFRACT, MODE_ACCUM, and MODE_UACCUM.
10284 (default_fixed_point_supported_p): Define.
10285 * targhooks.h (default_fixed_point_supported_p): Declare.
10286 * doc/tm.texi (TARGET_FIXED_POINT_SUPPORTED_P): Add.
10287 * doc/install.texi (Configuration): Add --enable-fixed-point.
10288 * configure.ac (--enable-fixed-point): New to enable fixed-point
10289 arithmetic extension to C. For mips targets, we enable it by default.
10290 * configure, config.in: Regenerate.
10292 2007-08-20 Pawel Sikora <pluto@pld-linux.org>
10294 * doc/invoke.texi (-Wnon-virtual-dtor): Update documentation.
10296 2007-08-20 David Edelsohn <edelsohn@gnu.org>
10298 * dwarf2out.c (text_section_used): Move declaration outside ifdef
10299 DWARF2_DEBUGGING_INFO.
10300 (cold_text_section_used): Same.
10301 (cold_text_section): Same.
10303 2007-08-20 Richard Guenther <rguenther@suse.de>
10305 * c-typeck.c (convert_for_assignment): Use the type of
10306 the member for the initialization.
10308 2007-08-20 Richard Guenther <rguenther@suse.de>
10310 * c-objc-common.c (c_disregard_inline_limits): Remove.
10311 * c-objc-common.h (c_disregard_inline_limits): Likewise.
10312 * cgraphunit.c (cgraph_process_new_functions): Call
10313 disregard_inline_limits_p.
10314 (cgraph_preserve_function_body_p): Likewise.
10315 * ipa-inline.c (compute_inline_parameters): Likewise.
10316 * langhooks-def.h (lhd_tree_inlining_disregard_inline_limits):
10318 (LANG_HOOKS_TREE_INLINING_DISREGARD_INLINE_LIMITS): Remove.
10319 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove initializer for
10320 disregard_inline_limits langhook.
10321 * langhooks.c (lhd_tree_inlining_disregard_inline_limits):
10323 * langhooks.h (lang_hooks_for_tree_inlining): Remove
10324 disregard_inline_limits langhook.
10325 * tree-inline.c (disregard_inline_limits_p): New function.
10326 * tree-inline.h (disregard_inline_limits_p): Declare.
10328 2007-08-20 Richard Guenther <rguenther@suse.de>
10330 * langhooks-def.h (lhd_tree_inlining_auto_var_in_fn_p): Remove.
10331 (LANG_HOOKS_TREE_INLINING_AUTO_VAR_IN_FN_P): Likewise.
10332 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove initializer for
10333 auto_var_in_fn_p langhook.
10334 * langhooks.c (lhd_tree_inlining_auto_var_in_fn_p): Rename and
10336 * tree.c (auto_var_in_fn_p): ... here.
10337 (find_var_from_fn): Call auto_var_in_fn_p directly.
10338 * langhooks.h (lang_hooks_for_tree_inlining): Remove
10339 auto_var_in_fn_p langhook.
10340 * tree-inline.c (remap_decls): Call auto_var_in_fn_p directly.
10341 (copy_body_r): Likewise.
10342 (self_inlining_addr_expr): Likewise.
10343 * tree.h (auto_var_in_fn_p): Declare.
10345 2007-08-20 Richard Guenther <rguenther@suse.de>
10347 * tree.c (WALK_SUBTREE): Call walk_tree_1.
10348 (walk_type_fields): Take lh parameter.
10349 (walk_tree): Rename to ...
10350 (walk_tree_1): ... this. Do not call the walk_subtrees
10351 langhook but the now passed callback. Pass lh on recursion.
10352 (walk_tree_without_duplicates): Rename to ...
10353 (walk_tree_without_duplicates_1): ... this. Take lh parameter
10354 and call walk_tree_1.
10355 * tree.h (walk_tree_lh): New typedef.
10356 (walk_tree_1): Declare.
10357 (walk_tree_without_duplicates_1): Likewise.
10358 (walk_tree): New define to walk_tree_1 with NULL lh parameter.
10359 (walk_tree_without_duplicates): New define to
10360 walk_tree_without_duplicates_1 with NULL lh parameter.
10361 * langhooks.c (lhd_tree_inlining_walk_subtrees): Remove.
10362 * langhooks.h (lang_hooks_for_tree_inlining): Remove walk_subtrees
10364 * langhooks-def.h (lhd_tree_inlining_walk_subtrees): Remove.
10365 (LANG_HOOKS_TREE_INLINING_WALK_SUBTREES): Likewise.
10366 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove walk_subtrees
10369 2007-08-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
10371 PR middle-end/30564
10372 * tree-inline.c (optimize_inline_calls): Move the cgraph checking
10373 code in front of the compacting of basic blocks.
10374 Move the folding of statements inbetween the cgraph checking
10375 and compacting of basic blocks.
10377 2007-08-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
10378 Serge Belyshev <belyshev@depni.sinp.msu.ru>
10381 * config/alpha/alpha.c (va_list_skip_additions): Check for
10382 POINTER_PLUS_EXPR in addition to PLUS_EXPR.
10383 (alpha_stdarg_optimize_hook): Look for POINTER_PLUS_EXPR instead of
10384 PLUS_EXPR when checking ap.__base.
10385 (alpha_va_start): Create POINTER_PLUS_EXPR instead of PLUS_EXPR
10386 when doing addition on pointer types. Use size_int instead of
10388 (alpha_gimplify_va_arg_1): Likewise, but use sizetype instead of
10389 ptr_type in the second operand.
10391 2007-08-19 Andrew Pinski <pinskia@gmail.com>
10394 * config/i386/darwin.h (CC1_SPEC): Add %(cc1_cpu) in front.
10396 2007-08-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
10398 PR middle-end/32940
10399 * cfgexpand.c (expand_one_register_var): Mark pointer
10400 DECL_ARTIFICIAL as REG_POINTER also.
10401 * stmt.c (expand_decl): Likewise.
10403 2007-08-19 Daniel Berlin <dberlin@dberlin.org>
10410 * tree-flow.h (struct stmt_ann_d): Remove makes_clobbering_call.
10411 * tree-ssa-alias.c (init_transitive_clobber_worklist): Add
10412 on_worklist argument and avoid adding things to worklist multiple
10414 (add_to_worklist): Ditto.
10415 (mark_aliases_call_clobbered): Mark entire structure clobbered if
10416 single SFT is clobbered.
10417 (set_initial_properties): Ditto.
10418 (compute_call_clobbered): Update for changes to function
10420 (create_overlap_variables_for): Always create SFT for offset 0.
10421 (create_structure_vars): Handle PHI's, since we are in SSA form at
10423 * tree-ssa-loop-ivopts.c (get_ref_tag): Don't return subvars.
10424 * tree-ssa-operands.c (access_can_touch_variable): Don't handle
10426 (add_vars_for_offset): Figure out aliases from access + points-to.
10427 (add_virtual_operand): Use add_vars-for_offset.
10428 (get_tmr_operands): Update for NMT changes, rewrite to be correct.
10429 (add_call_clobber_ops): Remove makes_clobbering_call set.
10430 (get_expr_operands): Always pass through the INDIRECT_REF
10432 * tree-ssa-structalias.c (struct constraint_graph): Remove
10434 Add pe, pe_rep, pointer_label, loc_label, pointed_by, points_to,
10435 address_taken, pt_used, number_incoming.
10436 (FIRST_ADDR_NODE): Removed.
10437 (merge_graph_nodes): Remove broken code for the moment.
10438 (init_graph): New function.
10439 (build_pred_graph): Remove code to init_graph.
10440 Add location equivalence support.
10441 (struct scc_info): Rename roots to deleted.
10442 (scc_visit): Ditto.
10443 (init_scc_info): Ditto
10444 (init_topo_info): Use graph->size.
10445 (compute_topo_order): Ditto.
10446 (do_da_constraint): Removed.
10447 (do_sd_constraint): Remove calls to find().
10448 set_union_with_increment should always get 0 as last arg here.
10449 (do_complex_constraint): Replace do_da_constraint with assert.
10451 (struct equiv_class_label): New.
10452 (pointer_equiv_class_table): Ditto.
10453 (location_equiv_class_table): Ditto.
10454 (equiv_class_label_hash): Ditto.
10455 (equiv_class_label_eq): Ditto
10456 (equiv_class_lookup): Ditto.
10457 (equiv_class_ladd): Ditto.
10458 (pointer_equiv_class): Ditto.
10459 (location_equiv_class): Ditto.
10460 (condense_visit): Rename and rewrite from label_visit to do only
10461 SCC related stuff for HU.
10462 (label_visit): Do HU work for HU.
10463 (perform_var_substitution): Update to do HU and location
10465 (free_var_substitution_info): Update to free HU and location
10466 equivalence structures. */
10467 (find_equivalent_node): Update for pointer but not location
10469 (unite_pointer_equivalences): New function.
10470 (move_complex_constraints): Rewrite to only do moving.
10471 (rewrite_constraints): Split out of move_complex_constraints.
10472 (solve_graph): Use graph->size.
10473 (process_constraint_1): Add from_call argument, use it.
10474 Split *a = &b into two constraints.
10475 (process_constraint): Use new process_constraint_1.
10476 (get_constraint_for_component_ref): Handle bitmaxsize == -1 case.
10477 (get_constraint_for): Handle non-pointer integers properly.
10478 Remove code that used to handle structures.
10479 (handle_ptr_arith): Fix a few bugs in pointer arithmetic handling
10480 with unknown addends.
10481 (handle_rhs_call): New function.
10482 (find_func_aliases): Use handle_rhs_call.
10483 (set_uids_in_ptset): Add an assert.
10484 (set_used_smts): Fix bug in not considering unified vars.
10485 (compute_tbaa_pruning): Stop initing useless iteration_obstack.
10486 (compute_points_to_sets): Update for other function changes.
10487 (delete_points_to_sets): Ditto.
10488 (ipa_pta_execute): Ditto.
10489 (pass_ipa_pta): We need to update SSA after ipa_pta.
10491 2007-08-19 Jan Hubicka <jh@suse.cz>
10493 * config/i386/i386.md: Replace "rim" and "mri" constraints by "g".
10495 2007-08-19 Joseph Myers <joseph@codesourcery.com>
10497 * dwarf2out.c (text_section_used, cold_text_section_used,
10498 cold_text_section, dwarf2out_note_section_used): New.
10499 (dwarf2out_init): Initialize cold_text_section.
10500 (dwarf2out_switch_text_section, dwarf2out_begin_function): Call
10501 dwarf2out_note_section_used.
10502 (size_of_aranges): Only count entry for text section if it was
10503 used. Count entry for cold text section if it was used.
10504 (output_aranges): Only output entries for text section and cold
10505 text section if they were used.
10507 2007-08-19 Andrew Pinski <pinskia@gmail.com>
10509 * tree-pretty-print.c (debug_generic_expr): Add a comment about
10511 (debug_generic_stmt): Likewise.
10512 (debug_tree_chain): Likewise.
10514 2007-08-19 Dorit Nuzman <dorit@il.ibm.com>
10516 * tree-data-refs.c (split_constant_offset): Expose.
10517 * tree-data-refs.h (split_constant_offset): Add declaration.
10519 * tree-vectorizer.h (dr_alignment_support): Renamed
10520 dr_unaligned_software_pipeline to dr_explicit_realign_optimized.
10521 Added a new value dr_explicit_realign.
10522 (_stmt_vec_info): Added new fields: dr_base_address, dr_init,
10523 dr_offset, dr_step, and dr_aligned_to, along with new access
10524 functions for these fields: STMT_VINFO_DR_BASE_ADDRESS,
10525 STMT_VINFO_DR_INIT, STMT_VINFO_DR_OFFSET, STMT_VINFO_DR_STEP, and
10526 STMT_VINFO_DR_ALIGNED_TO.
10528 * tree-vectorizer.c (vect_supportable_dr_alignment): Add
10530 In case of outer-loop vectorization with non-fixed misalignment - use
10531 the dr_explicit_realign scheme instead of the optimized realignment
10533 (new_stmt_vec_info): Initialize new fields.
10535 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Handle the
10536 'nested_in_vect_loop' case. Change verbosity level.
10537 (vect_analyze_data_ref_access): Handle the 'nested_in_vect_loop' case.
10538 Don't fail on zero step in the outer-loop for loads.
10539 (vect_analyze_data_refs): Call split_constant_offset to calculate
10540 base, offset and init relative to the outer-loop.
10542 * tree-vect-transform.c (vect_create_data_ref_ptr): Replace the unused
10543 BSI function argument with a new function argument - at_loop.
10544 Simplify the condition that determines STEP. Takes additional argument
10545 INV_P. Support outer-loop vectorization (handle the
10546 nested_in_vect_loop case), including zero step in the outer-loop. Call
10547 vect_create_addr_base_for_vector_ref with additional argument.
10548 (vect_create_addr_base_for_vector_ref): Takes additional argument LOOP.
10549 Updated function documentation. Handle the 'nested_in_vect_loop' case.
10550 Fixed and simplified calculation of step.
10551 (vectorizable_store): Call vect_create_data_ref_ptr with loop instead
10552 of bsi, and with additional argument. Call bump_vector_ptr with
10553 additional argument. Fix typos. Handle the 'nested_in_vect_loop' case.
10554 (vect_setup_realignment): Takes additional arguments INIT_ADDR and
10555 DR_ALIGNMENT_SUPPORT. Returns another value AT_LOOP. Handle the case
10556 when the realignment setup needs to take place inside the loop.
10557 Support the dr_explicit_realign scheme. Allow generating the optimized
10558 realignment scheme for outer-loop vectorization. Added documentation.
10559 (vectorizable_load): Support the dr_explicit_realign scheme. Handle
10560 the 'nested_in_vect_loop' case, including loads that are invariant in
10561 the outer-loop and the realignment schemes. Handle the case when the
10562 realignment setup needs to take place inside the loop. Call
10563 vect_setup_realignment with additional arguments. Call
10564 vect_create_data_ref_ptr with additional argument and with loop instead
10565 of bsi. Fix 80-column overflow. Fix typos. Rename PHI_STMT to PHI.
10566 (vect_gen_niters_for_prolog_loop): Call
10567 vect_create_addr_base_for_vector_ref with additional arguments.
10568 (vect_create_cond_for_align_checks): Likewise.
10569 (bump_vector_ptr): Updated to support the new dr_explicit_realign
10570 scheme: takes additional argument bump; argument ptr_incr is now
10571 optional; updated documentation.
10572 (vect_init_vector): Takes additional argument (bsi). Use it, if
10573 available, to insert the vector initialization.
10574 (get_initial_def_for_induction): Pass additional argument in call to
10576 (vect_get_vec_def_for_operand): Likewise.
10577 (vect_setup_realignment): Likewise.
10578 (vectorizable_load): Likewise.
10580 2007-08-19 Dorit Nuzman <dorit@il.ibm.com>
10582 * tree-vectorizer.h (vect_is_simple_reduction): Takes a loop_vec_info
10583 as argument instead of struct loop.
10584 (nested_in_vect_loop_p): New function.
10585 (vect_relevant): Add enum values vect_used_in_outer_by_reduction and
10586 vect_used_in_outer.
10587 (is_loop_header_bb_p): New. Used to differentiate loop-header phis
10588 from other phis in the loop.
10589 (destroy_loop_vec_info): Add additional argument to declaration.
10591 * tree-vectorizer.c (supportable_widening_operation): Also check if
10592 nested_in_vect_loop_p (don't allow changing the order in this case).
10593 (vect_is_simple_reduction): Takes a loop_vec_info as argument instead
10594 of struct loop. Call nested_in_vect_loop_p and don't require
10595 flag_unsafe_math_optimizations if it returns true.
10596 (new_stmt_vec_info): When setting def_type for phis differentiate
10597 loop-header phis from other phis.
10598 (bb_in_loop_p): New function.
10599 (new_loop_vec_info): Inner-loop phis already have a stmt_vinfo, so
10600 just update their loop_vinfo. Order of BB traversal now matters -
10601 call dfs_enumerate_from with bb_in_loop_p.
10602 (destroy_loop_vec_info): Takes additional argument to control whether
10603 stmt_vinfo of the loop stmts should be destroyed as well.
10604 (vect_is_simple_reduction): Allow the "non-reduction" use of a
10605 reduction stmt to be defines by a non loop-header phi.
10606 (vectorize_loops): Call destroy_loop_vec_info with additional argument.
10608 * tree-vect-transform.c (vectorizable_reduction): Call
10609 nested_in_vect_loop_p. Check for multitypes in the inner-loop.
10610 (vectorizable_call): Likewise.
10611 (vectorizable_conversion): Likewise.
10612 (vectorizable_operation): Likewise.
10613 (vectorizable_type_promotion): Likewise.
10614 (vectorizable_type_demotion): Likewise.
10615 (vectorizable_store): Likewise.
10616 (vectorizable_live_operation): Likewise.
10617 (vectorizable_reduction): Likewise. Also pass loop_info to
10618 vect_is_simple_reduction instead of loop.
10619 (vect_init_vector): Call nested_in_vect_loop_p.
10620 (get_initial_def_for_reduction): Likewise.
10621 (vect_create_epilog_for_reduction): Likewise.
10622 (vect_init_vector): Check which loop to work with, in case there's an
10624 (get_initial_def_for_inducion): Extend to handle outer-loop
10625 vectorization. Fix indentation.
10626 (vect_get_vec_def_for_operand): Support phis in the case vect_loop_def.
10627 In the case vect_induction_def get the vector def from the induction
10628 phi node, instead of calling get_initial_def_for_inducion.
10629 (get_initial_def_for_reduction): Extend to handle outer-loop
10631 (vect_create_epilog_for_reduction): Extend to handle outer-loop
10633 (vect_transform_loop): Change assert to just skip this case. Add a
10635 (vect_finish_stmt_generation): Add a couple asserts.
10637 (vect_estimate_min_profitable_iters): Multiply
10638 cost of inner-loop stmts (in outer-loop vectorization) by estimated
10640 (vect_model_reduction_cost): Don't add reduction epilogue cost in case
10641 this is an inner-loop reduction in outer-loop vectorization.
10643 * tree-vect-analyze.c (vect_analyze_scalar_cycles_1): New function.
10644 Same code as what used to be vect_analyze_scalar_cycles, only with
10645 additional argument loop, and loop_info passed to
10646 vect_is_simple_reduction instead of loop.
10647 (vect_analyze_scalar_cycles): Code factored out into
10648 vect_analyze_scalar_cycles_1. Call it for each relevant loop-nest.
10649 Updated documentation.
10650 (analyze_operations): Check for inner-loop loop-closed exit-phis during
10651 outer-loop vectorization that are live or not used in the outerloop,
10652 cause this requires special handling.
10653 (vect_enhance_data_refs_alignment): Don't consider versioning for
10655 (vect_analyze_data_refs): Check that there are no datarefs in the
10657 (vect_mark_stmts_to_be_vectorized): Also consider vect_used_in_outer
10658 and vect_used_in_outer_by_reduction cases.
10659 (process_use): Also consider the case of outer-loop stmt defining an
10660 inner-loop stmt and vice versa.
10661 (vect_analyze_loop_1): New function.
10662 (vect_analyze_loop_form): Extend, to allow a restricted form of nested
10663 loops. Call vect_analyze_loop_1.
10664 (vect_analyze_loop): Skip (inner-)loops within outer-loops that have
10665 been vectorized. Call destroy_loop_vec_info with additional argument.
10667 * tree-vect-patterns.c (vect_recog_widen_sum_pattern): Don't allow
10668 in the inner-loop when doing outer-loop vectorization. Add
10669 documentation and printout.
10670 (vect_recog_dot_prod_pattern): Likewise. Also add check for
10671 GIMPLE_MODIFY_STMT (in case we encounter a phi in the loop).
10673 2007-08-18 Andrew Pinski <pinskia@gmail.com>
10675 * tree-affine.h (print_aff): New prototype.
10676 (debug_aff): Likewise.
10677 * tree-affine.c (print_aff): New function.
10678 (debug_aff): Likewise.
10680 2007-08-18 Paul Brook <paul@codesourcery.com>
10681 Joseph Myers <joseph@codesourcery.com>
10683 * common.opt (-fdebug-prefix-map=): New option.
10684 * opts.c: Include debug.h.
10685 (common_handle_option): Handle -fdebug-prefix-map.
10686 * final.c: Include ggc.h.
10687 (struct debug_prefix_map, debug_prefix_maps, add_debug_prefix_map,
10688 remap_debug_filename): New.
10689 * Makefile.in (final.o, opts.o): Update dependencies.
10690 * debug.h (remap_debug_filename, add_debug_prefix_map): Declare.
10691 * configure.ac: Check for assembler --debug-prefix-map support.
10692 * configure, config.in: Regenerate.
10693 * gcc.c (ASM_MAP): Define conditional on HAVE_AS_DEBUG_PREFIX_MAP.
10694 (ASM_DEBUG_SPEC): Include ASM_MAP.
10695 * doc/install.texi (--with-debug-prefix-map): Document.
10696 * doc/invoke.texi (-fdebug-prefix-map): Document.
10697 * dbxout.c (dbxout_init, dbxout_start_source_file,
10698 dbxout_source_file): Call remap_debug_filename.
10699 * dwarf2out.c (add_comp_dir_attribute, maybe_emit_file,
10700 dwarf2out_start_source_file, dwarf2out_finish): Call
10701 remap_debug_filename.
10702 (file_table_relative_p): Do not check d->emitted_number.
10703 * toplev.c (output_file_directive): Call remap_debug_filename.
10704 * vmsdbgout.c (write_srccorr): Call remap_debug_filename.
10705 * xcoffout.c (xcoffout_source_file): Call remap_debug_filename.
10707 2007-08-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10709 * loop-invariant.c (find_invariants_to_move): Add missing macro
10712 2007-08-17 Tom Tromey <tromey@redhat.com>
10714 * tree.h (struct tree_label_decl): Removed old "java" fields.
10716 2007-08-17 Richard Sandiford <richard@codesourcery.com>
10717 Nigel Stephens <nigel@mips.com>
10719 * config/mips/sde.h (DRIVER_SELF_SPECS): Add commas.
10720 Treat -mno-data-in-code and -mcode-xonly as aliases for
10721 -mcode-readable=no and -mcode-readable=pcrel respectively.
10722 * config/mips/t-sde (TARGET_LIBGCC2_CFLAGS): Add -mcode-xonly.
10723 (MULTILIB_OPTIONS): Add -mcode-readable=no multilibs.
10724 (MULTILIB_DIRNAMES): Update accordingly.
10726 2007-08-17 H.J. Lu <hongjiu.lu@intel.com>
10728 * Makefile.in (version.o): Depend on $(REVISION) only if
10729 REVISION_s is defined.
10731 2007-08-17 Sa Liu <saliu@de.ibm.com>
10732 Ulrich Weigand <uweigand@de.ibm.com>
10734 PR middle-end/32970
10735 * tree.c (reconstruct_complex_type): For a pointer to a vector,
10736 use build_qualified_type to retain qualifiers of the base type.
10738 2007-08-17 Chen Liqin <liqin@sunnorth.com.cn>
10740 * config/score/score.md : Update pattern tablejump.
10741 * config/score/score.c : Update score_initialize_trampoline
10743 * config/score/score.h (TRAMPOLINE_TEMPLATE): Added macro.
10744 (TRAMPOLINE_INSNS, TRAMPOLINE_SIZE) Update macro.
10745 * doc/contrib.texi: Add my entry.
10747 2007-08-16 H.J. Lu <hongjiu.lu@intel.com>
10749 * Makefile.in (REVISION): New.
10752 (version.o): Also depend on $(REVISION). Add
10753 -DREVISION=$(REVISION_s).
10755 * version.c (version_string): Add REVISION.
10757 2007-08-16 Seongbae Park <seongbae.park@gmail.com>
10759 * tree-eh.c (lower_try_finally_onedest): Reset the locus
10760 of GOTO that's relocated to a different block.
10762 2007-08-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10764 * c-common.c (const_strip_array_types): New.
10765 * c-common.h (lang_missing_noreturn_ok_p): Delete.
10766 (const_strip_array_types): New.
10767 * c-objc-common.c (c_disregard_inline_limits,
10768 c_warn_unused_global_decl): Constify.
10769 * c-tree.h (c_disregard_inline_limits, c_warn_unused_global_decl,
10770 c_vla_type_p, c_incomplete_type_error): Likewise.
10771 * c-typeck.c (c_incomplete_type_error, c_vla_type_p): Likewise.
10772 * hooks.c (hook_bool_const_tree_false): New.
10773 * hooks.h (hook_bool_const_tree_false): Likewise.
10774 * langhooks-def.h (lhd_warn_unused_global_decl,
10775 lhd_incomplete_type_error, lhd_expr_size,
10776 lhd_tree_inlining_disregard_inline_limits,
10777 lhd_tree_inlining_auto_var_in_fn_p, lhd_tree_dump_type_quals,
10778 LANG_HOOKS_GENERIC_TYPE_P, LANG_HOOKS_TYPE_MAX_SIZE): Constify.
10779 * langhooks.c (lhd_warn_unused_global_decl,
10780 lhd_incomplete_type_error,
10781 lhd_tree_inlining_disregard_inline_limits,
10782 lhd_tree_inlining_auto_var_in_fn_p, lhd_tree_dump_type_quals,
10783 lhd_expr_size): Likewise.
10784 * langhooks.h (lang_hooks_for_tree_inlining,
10785 lang_hooks_for_tree_dump, lang_hooks_for_types,
10786 lang_hooks_for_decls, lang_hooks): Likewise.
10787 * pointer-set.c (pointer_set_t, pointer_set_create,
10788 pointer_set_contains, insert_aux, pointer_set_insert,
10789 pointer_set_traverse, pointer_map_t, pointer_map_create,
10790 pointer_map_contains, pointer_map_insert, pointer_map_traverse):
10792 * pointer-set.h (pointer_set_contains, pointer_set_insert,
10793 pointer_set_traverse, pointer_map_contains, pointer_map_insert,
10794 pointer_map_traverse): Likewise.
10795 * predict.c (assert_is_empty): Likewise.
10796 * tree-affine.c (free_name_expansion): Likewise.
10797 * tree-cfg.c (edge_to_cases_cleanup): Likewise.
10798 * tree.c (size_in_bytes, max_int_size_in_bytes): Likewise.
10799 * tree.h (size_in_bytes, max_int_size_in_bytes): Likewise.
10801 2007-08-16 Victor Kaplansky <victork@il.ibm.com>
10803 * tree-vectorizer.c (new_loop_vec_info): Initialize new
10805 (destroy_loop_vec_info): Add call to VEC_free.
10806 * tree-vectorizer.h (may_alias_ddrs): Define.
10807 (LOOP_VINFO_MAY_ALIAS_DDRS): Define.
10808 * tree-vect-analyze.c (vect_analyze_data_ref_dependence):
10809 Change reporting to dump.
10810 (vect_is_duplicate_ddr): New.
10811 (vect_mark_for_runtime_alias_test): New.
10812 (vect_analyze_data_ref_dependences) Add call to
10813 vect_mark_for_runtime_alias_test.
10814 (vect_enhance_data_refs_alignment): Define local variable
10815 vect_versioning_for_alias_required, don't perform
10816 peeling for alignment if versioning for alias is
10818 (vect_enhance_data_refs_alignment): Use
10819 PARAM_VECT_MAX_VERSION_FOR_ALIGNMENT_CHECKS instead of
10820 PARAM_VECT_MAX_VERSION_CHECKS.
10821 * tree-vect-transform.c
10822 (vect_create_cond_for_alias_checks): New.
10823 (vect_transform_loop): Add call to
10824 vect_create_cond_for_alias_checks.
10825 (vect_vfa_segment_size): New.
10826 * params.def (PARAM_VECT_MAX_VERSION_FOR_ALIGNMENT_CHECKS):
10828 (PARAM_VECT_MAX_VERSION_FOR_ALIAS_CHECKS): Define.
10830 (vect-max-version-for-alignment-checks): Document.
10831 (vect-max-version-for-alias-checks): Document.
10832 (vect-max-version-checks): Remove.
10834 2007-08-16 Uros Bizjak <ubizjak@gmail.com>
10836 * config/i386/i386.md (*rep_movdi_rex64): Emit "rep" prefix on
10837 the same line as the instruction for all asm dialects.
10838 (*rep_movsi): Ditto.
10839 (*rep_movsi_rex64): Ditto.
10840 (*rep_movqi): Ditto.
10841 (*rep_movqi_rex64): Ditto.
10842 (*rep_stosdi_rex64): Ditto.
10843 (*rep_stossi): Ditto.
10844 (*rep_stossi_rex64): Ditto.
10845 (*rep_stosqi): Ditto.
10846 (*rep_stosqi_rex64): Ditto.
10847 (*cmpstrnqi_nz_1): Ditto.
10848 (*cmpstrnqi_nz_rex_1): Ditto.
10849 (*cmpstrnqi_1): Ditto.
10850 (*cmpstrnqi_rex_1): Ditto.
10851 (*strlenqi_1): Ditto.
10852 (*strlenqi_rex_1): Ditto.
10853 * config/i386/sync.md (*sync_compare_and_swap<mode>): Emit "lock"
10854 prefix on the same line as the instruction for all asm dialects.
10855 (sync_double_compare_and_swap<mode>): Ditto.
10856 (*sync_double_compare_and_swapdi_pic): Ditto.
10857 (*sync_compare_and_swap_cc<mode>): Ditto.
10858 (sync_double_compare_and_swap_cc<mode>): Ditto.
10859 (*sync_double_compare_and_swap_ccdi_pic): Ditto.
10860 (sync_old_add<mode>): Ditto.
10861 (sync_add<mode>): Ditto.
10862 (sync_sub<mode>): Ditto.
10863 (sync_ior<mode>): Ditto.
10864 (sync_and<mode>): Ditto.
10865 (sync_xor<mode>): Ditto.
10867 2007-08-16 Richard Sandiford <richard@codesourcery.com>
10869 PR middle-end/32897
10870 * reload.c (find_reloads): Check that the memory returned by
10871 find_reloads_toplev was not the result of forcing a constant
10873 (find_reloads_toplev): Always use simplify_gen_subreg to get
10874 the subreg of a constant. If the result is also a constant,
10875 but not a legitimate one, force it into the constant pool
10876 and reload its address.
10878 2007-08-15 David Edelsohn <edelsohn@gnu.org>
10880 * config/rs6000/rs6000.c (rs6000_rtx_costs): Add CLZ, CTZ, and
10883 2007-08-15 Daniel Jacobowitz <dan@codesourcery.com>
10885 * config/rs6000/rs6000.c (rs6000_file_start): Output a .gnu_attribute
10886 directive for the current vector ABI.
10888 2007-08-15 Steve Ellcey <sje@cup.hp.com>
10891 * caller-save.c (reg_save_code): Set invalide status on restore code.
10893 2007-08-15 Diego Novillo <dnovillo@google.com>
10895 * tree-ssa-alias.c (compute_memory_partitions): Use
10896 alias_bitmap_obstack to allocate bitmaps.
10897 (reset_alias_info): Factor out of init_alias_info.
10898 Mark all name tags not associated to an SSA name for renaming.
10899 (init_alias_info): Call it.
10900 (create_name_tags): Tidy. Add comments.
10901 (dump_points_to_info_for): Do not call get_mem_sym_stats_for.
10903 2007-08-15 Maxim Kuvyrkov <maxim@codesourcery.com>
10905 * config/mips/mips.c (vr4130_swap_insns_p): Use new interface to
10906 scheduler dependencies.
10908 2007-08-15 Rask Ingemann Lambertsen <rask@sygehus.dk>
10910 * config/i386/i386.md (subsi3_carry_zext): Remove "m" constraint for
10911 "register_operand".
10912 (*iorsi_1_zext): Likewise.
10913 (*iorsi_1_zext_imm): Likewise.
10914 * config/i386/sse.md: (*sse4_1_extractps): Use "nonimmediate_operand"
10915 with "rm"/"xm" constraint.
10916 (sse2_vmsqrtv2df2): Likewise.
10918 2007-08-15 Jakub Jelinek <jakub@redhat.com>
10920 PR middle-end/33074
10921 * emit-rtl.c (try_split): Use INSN_LIST instead of EXPR_LIST for
10924 2007-08-14 Daniel Berlin <dberlin@dberlin.org>
10926 * tree-pass.h (PROP_pta): Removed.
10927 (TODO_rebuild_alias): New.
10928 (pass_may_alias): Removed.
10929 * tree-ssa-ccp.c (execute_fold_all_builtins): Only rebuild
10930 aliasing if we changed something.
10931 * tree-ssa-alias.c (compute_may_aliases): Make non-static. Update
10933 (pass_may_alias): Removed.
10934 (create_structure_vars): Return TODO_rebuild_alias.
10935 * tree-ssa-pre.c (do_pre): Return TODO_rebuild_alias.
10936 * tree-sra.c (tree_sra): Only rebuild aliasing if something
10938 (tree_sra_early): We never affect aliasing right now.
10939 * tree-flow.h (compute_may_aliases): New prototype.
10940 * passes.c: Remove pass_may_alias from the passes.
10941 (execute_function_todo): Support TODO_rebuild_alias.
10943 2007-08-14 Kai Tietz <kai.tietz@onevision.com>
10945 * config/i386/i386.c (legitimize_address): Move dllimported variable
10946 check infront of legitimizing pic address of CONST symbols.
10948 2007-08-14 Steve Ellcey <sje@cup.hp.com>
10950 PR tree-optimization/32941
10951 * tree-eh.c (struct leh_tf_state): Add goto_queue_map field.
10952 (goto_queue_cmp): Remove.
10953 (find_goto_replacement): Change search method.
10954 (maybe_record_in_goto_queue): Add assert.
10955 (lower_try_finally): Remove qsort call, add pointer_map_destroy call.
10956 * Makefile.in (tree-eh.o): Add pointer-set.h dependency.
10958 2007-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10960 * alias.c (component_uses_parent_alias_set): Constify.
10961 * alias.h (component_uses_parent_alias_set): Likewise.
10962 * cfgrtl.c (print_rtl_with_bb): Likewise.
10963 * double-int.c (tree_to_double_int, double_int_fits_to_tree_p,
10964 mpz_get_double_int): Likewise.
10965 * double-int.h (double_int_fits_to_tree_p, tree_to_double_int,
10966 mpz_get_double_int): Likewise.
10967 * expr.c (is_aligning_offset, undefined_operand_subword_p,
10968 mostly_zeros_p, all_zeros_p, safe_from_p, is_aligning_offset):
10970 * expr.h (safe_from_p): Likewise.
10971 * gimple-low.c (try_catch_may_fallthru, block_may_fallthru):
10973 * gimplify.c (should_carry_locus_p, zero_sized_field_decl,
10974 zero_sized_type, goa_lhs_expr_p): Likewise.
10975 * omp-low.c (is_variable_sized, use_pointer_for_field): Likewise.
10976 * rtl.h (print_rtl_with_bb): Likewise.
10977 * sched-vis.c (print_exp, print_value, print_pattern): Likewise.
10978 * tree-cfg.c (const_first_stmt, const_last_stmt): New.
10979 * tree-flow-inline.h (bb_stmt_list): Constify.
10980 (cbsi_start, cbsi_last, cbsi_end_p, cbsi_next, cbsi_prev,
10982 * tree-flow.h (const_block_stmt_iterator, cbsi_start, cbsi_last,
10983 const_first_stmt, const_last_stmt): New.
10984 (block_may_fallthru, empty_block_p): Constify.
10985 * tree-iterator.c (EXPR_FIRST_BODY, EXPR_LAST_BODY,
10986 EXPR_ONLY_BODY): New.
10987 (expr_first, expr_last, expr_only): Use macro for body.
10988 (const_expr_first, const_expr_last, const_expr_only): New.
10989 * tree-iterator.h (const_tree_stmt_iterator, ctsi_start,
10990 ctsi_last, ctsi_end_p, ctsi_one_before_end_p, ctsi_next,
10991 ctsi_prev, ctsi_stmt): New.
10992 * tree-scalar-evolution.c (get_loop_exit_condition): Constify.
10993 * tree-scalar-evolution.h (get_loop_exit_condition): Likewise.
10994 * tree-ssa-loop-niter.c (loop_only_exit_p,
10995 derive_constant_upper_bound): Likewise.
10996 * tree-ssa-phiopt.c (empty_block_p): Likewise.
10997 * tree-ssa-threadupdate.c (redirection_block_p): Likewise.
10998 * tree-vectorizer.c (slpeel_can_duplicate_loop_p): Likewise.
10999 * tree-vectorizer.h (slpeel_can_duplicate_loop_p): Likewise.
11000 * tree-vrp.c (vrp_bitmap_equal_p): Likewise.
11001 * tree.c (get_type_static_bounds): Likewise.
11002 * tree.h (const_expr_first, const_expr_last, const_expr_only): New.
11003 (get_type_static_bounds): Constify.
11005 2007-08-14 Rask Ingemann Lambertsen <rask@sygehus.dk>
11008 * config/i386/i386.h (CANONICALIZE_COMPARISON): New.
11009 * config/i386/i386.md (plusminus)(addsub)(SWI): New.
11010 (*<addsub><mode>3_cc_overflow): New.
11011 (*add<mode>3_cconly_overflow): New.
11012 (*sub<mode>3_cconly_overflow): New.
11013 (*<addsub>si3_zext_cc_overflow): New.
11014 * config/i386/predicates.md (fcmov_comparison_operator): Accept
11015 CCCmode for LTU, GTU, LEU and GEU.
11016 (ix86_comparison_operator): Likewise.
11017 (ix86_carry_flag_operator): Carry flag is set if LTU or GTU in CCCmode.
11018 * config/i386/i386.c (put_condition_code): Support CCCmode.
11019 (ix86_cc_mode): Use CCCmode when testing for overflow of PLUS
11020 or MINUS expressions.
11022 2007-08-14 Andrew Pinski <pinskia@gmail.com>
11025 * c-typeck.c (build_binary_op): Disallow vector float types with
11026 BIT_IOR_EXPR, BIT_AND_EXPR, and BIT_XOR_EXPR.
11028 2007-08-14 Maxim Kuvyrkov <maxim@codesourcery.com>
11030 * sched-int.h (struct _dep): Rename field 'kind' to 'type'.
11031 (DEP_KIND): Rename to DEP_TYPE. Update all uses.
11032 (dep_def): New typedef.
11033 (init_dep_1, sd_debug_dep): Declare functions.
11034 (DEP_LINK_KIND): Rename to DEP_LINK_TYPE.
11035 (debug_dep_links): Remove.
11036 (struct _deps_list): New field 'n_links'.
11037 (DEPS_LIST_N_LINKS): New macro.
11038 (FOR_EACH_DEP_LINK): Remove.
11039 (create_deps_list, free_deps_list, delete_deps_list): Remove
11041 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
11042 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
11043 (copy_deps_list_change_con, move_dep_link): Ditto.
11044 (struct haifa_insn_data): Split field 'back_deps' into 'hard_back_deps'
11045 and 'spec_back_deps'. New field 'resolved_forw_deps'. Remove field
11047 (INSN_BACK_DEPS): Remove.
11048 (INSN_HARD_BACK_DEPS, INSN_SPEC_BACK_DEPS, INSN_RESOLVED_FORW_DEPS):
11050 (INSN_DEP_COUNT): Remove.
11051 (enum DEPS_ADJUST_RESULT): Add new constant DEP_NODEP. Fix comments.
11052 (spec_info, haifa_recovery_block_was_added_during_scheduling_p):
11053 Declare global variables.
11054 (deps_pools_are_empty_p, sched_free_deps): Declare functions.
11055 (add_forw_dep, compute_forward_dependences): Remove declarations.
11056 (add_or_update_back_dep, add_or_update_back_forw_dep): Ditto.
11057 (add_back_forw_dep, delete_back_forw_dep): Ditto.
11058 (debug_ds, sched_insn_is_legitimate_for_speculation_p): Declare
11060 (SD_LIST_NONE, SD_LIST_HARD_BACK, SD_LIST_SPEC_BACK, SD_LIST_FORW):
11062 (SD_LIST_RES_BACK, SD_LIST_RES_FORW, SD_LIST_BACK): Ditto.
11063 (sd_list_types_def): New typedef.
11064 (sd_next_list): Declare function.
11065 (struct _sd_iterator): New type.
11066 (sd_iterator_def): New typedef.
11067 (sd_iterator_start, sd_iterator_cond, sd_iterator_next): New inline
11069 (FOR_EACH_DEP): New cycle wrapper.
11070 (sd_lists_size, sd_lists_empty_p, sd_init_insn, sd_finish_insn):
11072 (sd_find_dep_between, sd_add_dep, sd_add_or_update_dep): Ditto.
11073 (sd_resolve_dep, sd_copy_back_deps, sd_delete_dep, sd_debug_lists):
11076 * sched-deps.c (init_dep_1): Make global.
11077 (DUMP_DEP_PRO, DUMP_DEP_CON, DUMP_DEP_STATUS, DUMP_DEP_ALL): New
11079 (dump_dep): New static function.
11080 (dump_dep_flags): New static variable.
11081 (sd_debug_dep): New function.
11082 (add_to_deps_list, remove_from_deps_list): Update 'n_links' field of
11084 (move_dep_link): Use remove_from_deps_list (), instead of
11085 detach_dep_link ().
11086 (dep_links_consistent_p, dump_dep_links, debug_dep_links): Remove.
11087 (dep_link_is_detached_p): New static function.
11088 (deps_obstack, dl_obstack, dn_obstack): Remove. Use dn_pool, dl_pool
11090 (dn_pool, dl_pool): New alloc_pools.
11091 (dn_pool_diff, dl_pool_diff): New static variables.
11092 (create_dep_node, delete_dep_node): New static function.
11093 (create_deps_list): Make it static. Use alloc_pool 'dl_pool'.
11094 (deps_list_empty_p): Make it static. Use 'n_links' field.
11095 (deps_pools_are_empty_p): New static function.
11096 (alloc_deps_list, delete_deps_list): Remove.
11097 (dump_deps_list, debug_deps_list, add_back_dep_to_deps_list): Remove.
11098 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
11099 (copy_deps_list_change_con): Remove. Use sd_copy_back_deps () instead.
11100 (forward_dependency_cache): Remove.
11101 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Remove
11102 'back' from the names. Change signature to use dep_t instead of
11104 (add_back_dep): Ditto. Make global.
11105 (check_dep_status): Rename to check_dep ().
11106 (sd_next_list, sd_lists_size, sd_lists_empty_p, sd_init_insn):
11108 (sd_finish_insn): Ditto.
11109 (sd_find_dep_between_no_cache): New static function.
11110 (sd_find_dep_between): New function.
11111 (ask_dependency_caches, set_dependency_caches): New static functions.
11112 (update_dependency_caches, change_spec_dep_to_hard, update_dep): Ditto.
11113 (add_or_update_dep_1): Separate pieces of functionality into
11114 ask_dependency_caches (), update_dependency_caches (),
11115 change_spec_dep_to_hard (), update_dep ().
11116 (get_back_and_forw_lists): New static function.
11117 (sd_add_dep): Separate setting of dependency caches into
11118 set_dependency_caches ().
11119 (sd_add_or_update_dep, sd_resolve_dep, sd_copy_back_deps):
11121 (sd_delete_dep): Ditto.
11122 (DUMP_LISTS_SIZE, DUMP_LISTS_DEPS, DUMP_LISTS_ALL): New constants.
11123 (dump_lists): New static function.
11124 (sd_debug_lists): New debug function.
11125 (delete_all_dependences, fixup_sched_groups): Update to use
11126 sd_* infrastructure.
11127 (sched_analyze_2): Create data-speculative dependency only if
11128 data-speculation is enabled.
11129 (sched_analyze_insn): If insn cannot be speculative, make all its
11130 dependencies non-speculative.
11131 (sched_analyze): Use sd_init_insn ().
11132 (add_forw_dep, compute_forward_dependencies): Remove.
11133 (delete_dep_nodes_in_back_deps): New static function.
11134 (sched_free_deps): New function.
11135 (init_dependency_caches): Init alloc_pools.
11136 (extend_depedency_caches): Update after removing of
11137 forward_dependency_cache.
11138 (free_dependency_caches): Ditto. Free alloc_pools.
11139 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Remove.
11140 (delete_forw_dep, add_or_update_back_dep, add_or_update_back_forw_dep):
11142 (add_back_forw_dep, delete_back_forw_dep): Ditto.
11143 (add_dependence): Use init_dep ().
11144 (get_dep_weak_1): New static function.
11145 (get_dep_weak): Move logic to get_dep_weak_1 ().
11146 (dump_ds): New static function moved from haifa-sched.c:
11147 debug_spec_status ().
11148 (debug_ds): New debug function.
11149 (check_dep_status): Rename to check_dep (). Update to check whole
11152 * haifa-sched.c (spec_info): Make global.
11153 (added_recovery_block_p): Rename to
11154 'haifa_recovery_block_was_added_during_current_schedule_block_p'.
11155 (haifa_recovery_block_was_added_during_scheduling_p): New variable.
11156 (dep_cost, priority, rank_for_schedule, schedule_insn): Update
11157 to use new interfaces.
11158 (ok_for_early_queue_removal): Ditto.
11159 (schedule_block): Initialize logical uids of insns emitted by the
11161 (sched_init): Initialize new variable.
11162 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
11164 (extend_global): Initialize insn data.
11165 (init_h_i_d): Remove code that is now handled in sd_init_insn ().
11166 (process_insn_forw_deps_be_in_spec): Change signature. Update to use
11168 (add_to_speculative_block): Update to use new interfaces.
11169 (create_recovery_block): Set new variables.
11170 (create_check_block_twin, fix_recovery_deps): Update to use new
11172 (sched_insn_is_legitimate_for_speculation_p): New function.
11173 (speculate_insn): Move checking logic to
11174 sched_insn_is_legitimate_for_speculation_p ().
11175 (sched_remove_insn): Finalize sched-deps information of instruction.
11176 (clear_priorities, add_jump_dependencies): Update to use new
11178 (debug_spec_status): Rename to dump_ds () and move to sched-deps.c.
11180 * sched-rgn.c (set_spec_fed, find_conditional_protection): Update
11181 to use new interfaces.
11182 (is_conditionally_protected, is_pfree, is_prisky) Ditto.
11183 (new_ready): Try to use control speculation only if it is available.
11184 (add_branch_dependences): Update to use new interfaces.
11185 (compute_block_backward_dependences): Rename to
11186 compute_block_dependences (). Call
11187 targetm.sched.dependencies_evaluation_hook ().
11188 (free_block_dependencies): New static function.
11189 (debug_dependencies): Update to use new interfaces.
11190 (schedule_region): Remove separate computation of forward dependencies.
11191 Move call of targetm.sched.dependencies_evaluation_hook () to
11192 compute_block_dependences (). Free dependencies at the end of
11193 scheduling the region.
11195 * sched-ebb.c (earliest_block_with_similiar_load): Update to use
11197 (add_deps_for_risky_insns): Ditto.
11198 (schedule_ebb): Remove separate computation of forward dependencies.
11199 Free dependencies at the end of scheduling the ebb.
11201 * ddg.c (create_ddg_dependence): Update to use new interfaces.
11202 (build_intra_loop_deps): Ditto. Remove separate computation of
11203 forward dependencies. Free sched-deps dependencies.
11205 * config/ia64/ia64.c (ia64_dependencies_evaluation_hook): Update
11206 to use new interfaces.
11207 (ia64_dfa_new_cycle, ia64_gen_check): Ditto.
11209 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Update to use
11211 (is_costly_group): Ditto.
11213 2007-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11215 * alias.c (rtx_equal_for_memref_p): Constify.
11216 * basic-block.h (const_edge, const_basic_block): New.
11217 (reg_set_to_hard_reg_set, dfs_enumerate_from, single_succ_p,
11218 single_pred_p, single_succ_edge, single_pred_edge, single_succ,
11219 single_pred, maybe_hot_bb_p, probably_cold_bb_p,
11220 probably_never_executed_bb_p, edge_probability_reliable_p,
11221 br_prob_note_reliable_p, forwarder_block_p, flow_nodes_print,
11222 inside_basic_block_p, control_flow_insn_p, dominated_by_p):
11224 * bb-reorder.c (better_edge_p, push_to_next_round_p): Likewise.
11225 * bt-load.c (basic_block_freq, insn_sets_btr_p, can_move_up):
11227 * cfganal.c (flow_active_insn_p, forwarder_block_p,
11228 flow_nodes_print, dfs_enumerate_from): Likewise.
11229 * cfgbuild.c (count_basic_blocks, inside_basic_block_p,
11230 control_flow_insn_p, count_basic_blocks): Likewise.
11231 * cfgloop.c (flow_bb_inside_loop_p, glb_enum_p,
11232 get_loop_body_with_size, loop_exit_edge_p): Likewise.
11233 * cfgloop.h (flow_bb_inside_loop_p, num_loop_insns,
11234 average_num_loop_insns, loop_exit_edge_p,
11235 just_once_each_iteration_p, can_duplicate_loop_p): Likewise.
11236 * cfgloopanal.c (just_once_each_iteration_p, num_loop_insns,
11237 average_num_loop_insns, seq_cost): Likewise.
11238 * cfgloopmanip.c (rpe_enum_p, can_duplicate_loop_p): Likewise.
11239 * dominance.c (dominated_by_p): Likewise.
11240 * emit-rtl.c (validate_subreg): Likewise.
11241 * except.c (can_throw_internal, can_throw_external): Likewise.
11242 * except.h (can_throw_internal, can_throw_external): Likewise.
11243 * gcse.c (gcse_constant_p, oprs_unchanged_p, oprs_anticipatable_p,
11244 oprs_available_p, hash_expr, expr_equiv_p, oprs_not_set_p,
11245 compute_transp, load_killed_in_block_p, reg_killed_on_edge,
11246 simple_mem, store_ops_ok, load_kills_store, find_loads,
11247 store_killed_in_insn, store_killed_after, store_killed_before,
11248 gcse_mem_operand, implicit_set_cond_p, store_killed_in_pat):
11250 * ifcvt.c (count_bb_insns, cheap_bb_rtx_cost_p, noce_operand_ok,
11251 noce_mem_write_may_trap_or_fault_p): Likewise.
11252 * pointer-set.c (pointer_set_contains, pointer_map_contains):
11254 * pointer-set.h (pointer_set_contains, pointer_map_contains):
11256 * predict.c (can_predict_insn_p, maybe_hot_bb_p,
11257 probably_cold_bb_p, probably_never_executed_bb_p,
11258 edge_probability_reliable_p, br_prob_note_reliable_p,
11259 can_predict_insn_p): Likewise.
11260 * regclass.c (reg_set_to_hard_reg_set): Likewise.
11261 * resource.c (return_insn_p): Likewise.
11262 * rtl.h (reg_set_between_p, reg_set_p, validate_subreg):
11264 * rtlanal.c (reg_set_between_p, reg_set_p): Likewise.
11265 * tracer.c (count_insns, ignore_bb_p, better_p): Likewise.
11266 * tree-cfg.c (verify_gimple_unary_expr, verify_gimple_binary_expr,
11267 verify_gimple_modify_stmt): Likewise.
11268 * tree-chrec.c (is_not_constant_evolution,
11269 is_multivariate_chrec_rec, is_multivariate_chrec,
11270 chrec_contains_symbols, chrec_contains_undetermined,
11271 tree_contains_chrecs, evolution_function_is_affine_multivariate_p,
11272 evolution_function_is_univariate_p, avoid_arithmetics_in_type_p,
11273 eq_evolutions_p, scev_direction): Likewise.
11274 * tree-chrec.h (automatically_generated_chrec_p, tree_is_chrec,
11275 eq_evolutions_p, is_multivariate_chrec, chrec_contains_symbols,
11276 chrec_contains_symbols_defined_in_loop,
11277 chrec_contains_undetermined, tree_contains_chrecs,
11278 evolution_function_is_affine_multivariate_p,
11279 evolution_function_is_univariate_p, chrec_zerop,
11280 evolution_function_is_constant_p, evolution_function_is_affine_p,
11281 evolution_function_is_affine_or_constant_p,
11282 tree_does_not_contain_chrecs, chrec_type): Likewise.
11283 * tree-data-ref.c (tree_fold_divides_p,
11284 object_address_invariant_in_loop_p, dr_may_alias_p,
11285 ziv_subscript_p, siv_subscript_p, gcd_of_steps_may_divide_p,
11286 same_access_functions, constant_access_functions,
11287 access_functions_are_affine_or_constant_p, find_vertex_for_stmt):
11289 * tree-flow.h (scev_direction): Likewise.
11290 * tree-gimple.c (is_gimple_stmt): Likewise.
11291 * tree-outof-ssa.c (identical_copies_p, identical_stmt_lists_p):
11293 * tree-pretty-print.c (op_prio): Likewise.
11294 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop,
11295 analyzable_condition, backedge_phi_arg_p): Likewise.
11296 * tree-scalar-evolution.h (get_chrec_loop): Likewise.
11297 * tree-ssa-operands.c (get_name_decl, operand_build_cmp): Likewise.
11298 * tree-ssa-threadupdate.c (dbds_continue_enumeration_p):
11301 2007-08-13 Dan Hipschman <dsh@google.com>
11304 * c-format.c (check_format_arg): Move check for zero-length
11305 format strings below the check for unterminated strings.
11307 2007-08-13 Andrew Pinski <pinskia@gmail.com>
11310 * c-typeck.c (build_unary_op <case BIT_NOT_EXPR>): Reject vector float
11313 2007-08-13 Nick Clifton <nickc@redhat.com>
11315 * config/arm/arm_neon.h: Revert GPLv3 patch to this file.
11317 2007-08-12 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
11320 * c-format.c (gcc_gfc_length_specs): New array.
11321 (gcc_gfc_char_table): Add unsigned specifier, and references to
11322 the l length modifier.
11323 (format_types_orig): Use the new gcc_gfc_length_specs.
11325 2007-08-12 Sa Liu <saliu@de.ibm.com>
11327 * emit-rtl.c (try_split): Relink the insns with REG_LIBCALL note
11328 and with REG_RETVAL note after split.
11330 2007-08-11 David Daney <ddaney@avtrex.com>
11332 * config/mips/mips.c (mips_sched_reorder): Mark cycle parameter
11333 as ATTRIBUTE_UNUSED.
11335 2007-08-11 David Edelsohn <edelsohn@gnu.org>
11336 Segher Boessenkool <segher@kernel.crashing.org>
11338 * config/rs6000/rs6000.h (CC1_CPU_SPEC): Define as empty string if
11339 HAVE_LOCAL_CPU_DETECT not defined.
11341 2007-08-11 Jan Hubicka <jh@suse.cz>
11343 * cgraphunit.c (record_cdtor_fn): Declare all cdtors always inlined.
11344 (cgraph_process_new_functions): Honor previous value of
11345 disregard_inline_limits.
11346 * ipa-inline.c (compute_inline_parameters): Likewise.
11348 2007-08-11 Ian Lance Taylor <iant@google.com>
11350 * alias.h (alias_set_type): Define new type.
11351 (ALIAS_SET_MEMORY_BARRIER): Use it.
11352 * rtl.h: Include alias.h.
11353 (struct mem_attrs): Use alias_set_type.
11354 * tree.h: Include alias.h
11355 (struct tree_type): Use alias_set_type.
11356 (struct tree_struct_field_tag): Likewise.
11357 (struct tree_decl_common): Likewise.
11358 * alias.c (struct alias_set_entry): Use alias_set_type.
11359 (get_alias_set_entry, alias_set_subset_of): Likewise.
11360 (alias_sets_conflict_p): Likewise.
11361 (alias_sets_must_conflict_p): Likewise.
11362 (objects_must_conflict_p): Likewise.
11363 (get_alias_set, new_alias_set): Likewise.
11364 (record_alias_subset, record_component_aliases): Likewise.
11365 (varargs_set, frame_set): Change to alias_set_type.
11366 (get_varargs_alias_set): Use alias_set_type.
11367 (get_frame_alias_set): Likewise.
11368 * builtins.c (setjmp_alias_set): Change to alias_set_type.
11369 * dse.c (struct store_info): Use alias_set_type.
11370 (struct read_info, struct clear_alias_mode_holder): Likewise.
11371 (clear_alias_set_lookup, canon_address): Likewise.
11372 (record_store, check_mem_read_rtx): Likewise.
11373 (dse_record_singleton_alias_set): Likewise.
11374 (dse_invalidate_singleton_alias_set): Likewise.
11375 * emit-rtl.c (get_mem_attrs): Likewise.
11376 (set_mem_attributes_minus_bitpos): Likewise.
11377 (set_mem_alias_set): Likewise.
11378 * expr.c (store_constructor_field, store_field): Likewise.
11379 * gimplify.c (struct gimplify_init_ctor_preeval_data): Likewise.
11380 * langhooks.c (lhd_get_alias_set): Likewise.
11381 * langhooks-def.h (lhd_get_alias_set): Likewise.
11382 * reload1.c (alter_reg): Likewise.
11383 * tree-flow.h (struct fieldoff): Likewise.
11384 * tree-ssa-alias.c (struct alias_map_d): Likewise.
11385 (may_alias_p, get_smt_for, create_sft): Likewise.
11386 * tree-ssa-alias-warnings.c (nonstandard_alias_types_p): Likewise.
11387 * tree-ssa-structalias.c (set_uids_in_ptset): Likewise.
11388 (merge_smts_into): Likewise.
11389 * varasm.c (const_alias_set): Likewise.
11390 * c-common.c (strict_aliasing_warning): Likewise.
11391 (c_common_get_alias_set): Likewise.
11392 * dse.h (dse_record_singleton_alias_set): Update declaration.
11393 (dse_invalidate_singleton_alias_set): Likewise.
11394 * emit-rtl.h (set_mem_alias_set): Likewise.
11395 * c-common.h (c_common_get_alias_set): Likewise.
11396 * print-rtl.c (print_rtx): Cast MEM_ALIAS_SET when printing it.
11397 * print-tree.c (print_node): Likewise.
11398 * config/alpha/alpha.c (alpha_sr_alias_set): Change to
11400 (alpha_setup_incoming_varargs): Use alias_set_type.
11401 * config/i386/i386.c (setup_incoming_varargs_64): Use
11403 (setup_incoming_varargs_ms_64): Likewise.
11404 (ix86_GOT_alias_set): Likewise.
11405 * config/mn10300/mn10300.c (mn10300_builtin_saveregs): Likewise.
11406 * config/rs6000/rs6000.c (setup_incoming_varargs): Likewise.
11407 (set): Change to alias_set_type.
11408 (get_TOC_alias_set): Use alias_set_type.
11409 * config/rs6000/rs6000-protos.h (get_TOC_alias_set): Update
11411 * config/sh/sh.c (sh_builtin_saveregs): Use alias_set_type.
11412 * config/sparc/sparc.c (sparc_sr_alias_set): Change to
11414 (struct_value_alias_set): Likewise.
11415 * Makefile.in (GTFILES): Add $(srcdir)/alias.h.
11417 2007-08-11 Richard Sandiford <richard@codesourcery.com>
11419 * config/vxworks-dummy.h (TARGET_VXWORKS): Define.
11420 * config/vxworks.h (TARGET_VXWORKS): Override.
11421 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Don't define
11422 "mips" if TARGET_VXWORKS.
11424 2007-08-11 Richard Sandiford <richard@codesourcery.com>
11426 * calls.c (avoid_likely_spilled_reg): New function.
11427 (expand_call): Use it.
11429 2007-08-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11431 * c-typeck.c (build_c_cast): Add OPT_Wcast_qual to warnings.
11433 2007-08-10 Adam Nemet <anemet@caviumnetworks.com>
11435 * config/mips/predicates.md (const_call_insn_operand): Invoke
11436 SYMBOL_REF_LONG_CALL_P only on SYMBOL_REFs.
11438 2007-08-10 David Edelsohn <edelsohn@gnu.org>
11441 * config/rs6000/driver-rs6000.c: Include link.h.
11442 Use ElfW instead of wordsize-specif typedef.
11444 2007-08-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11446 * system.h (CONST_CAST): New.
11447 * c-decl.c (c_make_fname_decl): Use it.
11448 * c-lex.c (cb_ident, lex_string): Likewise.
11449 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
11450 * gcc.c (set_spec, read_specs, for_each_path, execute, do_spec_1,
11451 give_switch, set_multilib_dir): Likewise.
11452 * gengtype-parse.c (string_seq, typedef_name): Likewise.
11453 * passes.c (execute_one_pass): Likewise.
11454 * prefix.c (update_path): Likewise.
11455 * pretty-print.c (pp_base_destroy_prefix): Likewise.
11456 * tree.c (build_string): Likewise.
11458 2007-08-10 Aldy Hernandez <aldyh@redhat.com>
11460 * tree-flow-inline.h (is_exec_stmt): Remove.
11461 (is_label_stmt): Remove.
11462 * tree-flow.h: Remove prototypes for is_exec_stmt, get_filename, and
11465 2007-08-10 Andreas Krebbel <krebbel1@de.ibm.com>
11467 * lower-subreg.c (resolve_shift_zext): Don't adjust
11468 src_reg_num for wordmode operands.
11470 2007-08-10 Sandra Loosemore <sandra@codesourcery.com>
11471 David Ung <davidu@mips.com>
11473 * config/mips/mips.c (TARGET_SCHED_INIT): Define.
11474 (TARGET_SCHED_REORDER2): Define.
11475 (mips_maybe_swap_ready): New.
11476 (mips_last_74k_agen_insn): New.
11477 (mips_74k_agen_init): New.
11478 (mips_74k_agen_reorder): New function to group loads and stores
11479 in the ready queue.
11480 (mips_sched_init): New.
11481 (mips_sched_reorder): Don't do initialization here. Call
11482 mips_74k_agen_reorder.
11483 (mips_variable_issue): Call mips_74k_agen_init.
11485 2007-08-10 Aldy Hernandez <aldyh@redhat.com>
11487 * tree-flow-inline.h (get_filename): Remove.
11489 2007-08-10 Richard Sandiford <richard@codesourcery.com>
11491 * config/mips/mips-protos.h (mips_address_insns): Add a boolean
11493 (mips_fetch_insns): Delete in favor of...
11494 (mips_load_store_insns): ...this new function.
11495 * config/mips/mips.c (mips_address_insns): Add a boolean argument
11496 to say whether multiword moves _might_ be split.
11497 (mips_fetch_insns): Delete in favor of...
11498 (mips_load_store_insns): ...this new function.
11499 (mips_rtx_costs): Update the call to mips_address_insns.
11500 (mips_address_cost): Likewise.
11501 * config/mips/mips.md (length): Use mips_load_store_insns instead
11502 of mips_fetch_insns.
11503 * config/mips/constraints.md (R): Use mips_address_insns rather
11504 than mips_fetch_insns. Assume that the move never needs to be split.
11506 2007-08-09 Sandra Loosemore <sandra@codesourcery.com>
11508 * config/mips/mips.opt (mhard-float, msoft-float): Make these
11509 control TARGET_HARD_FLOAT_ABI and TARGET_SOFT_FLOAT_ABI, rather
11510 than TARGET_HARD_FLOAT and TARGET_SOFT_FLOAT.
11511 * config/mips/mips.h (mips16_hard_float): Delete.
11512 (TARGET_HARD_FLOAT_ABI, TARGET_SOFT_FLOAT_ABI): Delete these
11513 definitions, and replace with....
11514 (TARGET_HARD_FLOAT, TARGET_SOFT_FLOAT): Define.
11515 * config/mips/mips.c (mips16_hard_float): Delete. Replace
11516 all references with (TARGET_MIPS16 && TARGET_HARD_FLOAT_ABI).
11517 (MIPS_MARCH_CONTROLS_SOFT_FLOAT): Update comments.
11518 (override_options): Replace MASK_SOFT_FLOAT references with
11519 MASK_SOFT_FLOAT_ABI. Delete twiddling with MASK_SOFT_FLOAT
11520 and mips16_hard_float when TARGET_MIPS16.
11522 2007-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
11525 * c-typeck.c (build_binary_op): Check for non pointer types before
11526 calling int_fits_type_p.
11528 2007-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
11530 PR middle-end/32813
11531 * fold-const.c (omit_one_operand): Return only the ommitted expression
11532 if the result is an empty statement.
11533 (pedantic_omit_one_operand): Likewise.
11535 2007-08-09 Daniel Berlin <dberlin@dberlin.org>
11537 * c-typeck.c (readonly_error): Improve error for assignment.
11539 * c-pretty-print.c (pp_c_additive_expression): Handle pointer-plus
11541 (pp_c_expression): Ditto.
11543 2007-08-09 Simon Baldwin <simonb@google.com>
11545 * simplify-rtx.c (simplify_binary_operation_1): Removed erroneous
11546 break that was preventing simplify_associative_operation() for xor.
11548 2007-08-09 Sandra Loosemore <sandra@codesourcery.com>
11549 Nigel Stephens <nigel@mips.com>
11551 * doc/tm.texi (CLZ_DEFINED_VALUE_AT_ZERO, CTZ_DEFINED_VALUE_AT_ZERO):
11552 Document change in interpretation of value from boolean to
11554 * optabs.c (expand_ffs, expand_ctz): New functions to compute
11555 ffs and ctz using clz.
11556 (expand_unop): Call them.
11557 * config/rs6000/rs6000.h (CLZ_DEFINED_VALUE_AT_ZERO): Fix its
11559 (CTZ_DEFINED_VALUE_AT_ZERO): Likewise.
11560 * config/mips/mips.h (CLZ_DEFINED_VALUE_AT_ZERO): Likewise, to
11561 enable the new ffs expansion on this target.
11563 2007-08-09 Jan Hubicka <jh@suse.cz>
11565 * optabs.c (expand_widen_pattern_expr): Use optabs accestors.
11566 (expand_ternary_op): Likewise.
11567 (expand_vec_shift_expr): Likewise.
11568 (expand_binop_directly): Likewise.
11569 (expand_binop): Likewise.
11570 (sign_expand_binop): Likewise.
11571 (expand_twoval_unop): Likewise.
11572 (expand_twoval_binop): Likewise.
11573 (expand_twoval_binop_libfunc): Likewise.
11574 (widen_clz): Likewise.
11575 (widen_bswap): Likewise.
11576 (expand_parity): Likewise.
11577 (expand_unop): Likewise.
11578 (expand_abs_nojump): Likewise.
11579 (expand_copysign): Likewise.
11580 (emit_no_conflict_block): Likewise.
11581 (emit_libcall_block): Likewise.
11582 (can_compare_p): Likewise.
11583 (prepare_cmp_insn): Likewise.
11584 (emit_cmp_and_jump_insn_1): Likewise.
11585 (prepare_float_lib_cmp): Likewise.
11586 (emit_conditional_add): Likewise.
11587 (gen_add2_insn): Likewise.
11588 (have_add2_insn): Likewise.
11589 (gen_sub2_insn): Likewise.
11590 (have_sub2_insn): Likewise.
11591 (can_extend_p): Likewise.
11592 (can_fix_p): Likewise.
11593 (can_float_p): Likewise.
11594 (expand_float): Likewise.
11595 (expand_fix): Likewise.
11596 (expand_sfix_optab): Likewise.
11597 (new_optab): Likewise.
11598 (new_convert_optab): Likewise.
11599 (init_libfuncs): Likewise.
11600 (init_interclass_conv_libfuncs): Likewise.
11601 (init_intraclass_conv_libfuncs): Likewise.
11602 (set_conv_libfunc): Likewise.
11603 (init_optabs): Likewise.
11604 (debug_optab_libfuncs): Likewise.
11605 (gen_cond_trap): Likewise.
11606 * optabs.h (optab_handler, convert_optab_hanlder): New.
11607 * genopinit.c: Update optabs generation table.
11608 * reload.c (find_reloads_address_1): Use optabs accestors.
11609 * builtins.c (expand_builtin_mathfn): Likewise.
11610 (expand_builtin_mathfn_2): Likewise.
11611 (expand_builtin_mathfn_3): Likewise.
11612 (expand_builtin_interclass_mathfn): Likewise.
11613 (expand_builtin_sincos): Likewise.
11614 (expand_builtin_cexpi): Likewise.
11615 (expand_builtin_powi): Likewise.
11616 (expand_builtin_strlen): Likewise.
11617 * dojump.c (do_jump): Likewise.
11618 * expr.c (convert_move): Likewise.
11619 (move_by_pieces): Likewise.
11620 (move_by_pieces_ninsns): Likewise.
11621 (can_store_by_pieces): Likewise.
11622 (store_by_pieces_1): Likewise.
11623 (emit_move_via_integer): Likewise.
11624 (emit_move_complex): Likewise.
11625 (emit_move_ccmode): Likewise.
11626 (emit_move_insn_1): Likewise.
11627 (emit_single_push_insn): Likewise.
11628 (store_constructor): Likewise.
11629 (expand_expr_real_1): Likewise.
11630 (do_store_flag): Likewise.
11631 * ada/misc.c (gnat_compute_largest_alignment): Likewise.
11632 (enumerate_modes): Likewise.
11633 * tree-vectorizer.c (vect_supportable_dr_alignment): Likewise.
11634 (supportable_widening_operation): Likewise.
11635 (supportable_narrowing_operation): Likewise.
11636 * expmed.c (store_bit_field_1): Likewise.
11637 (extract_bit_field_1): Likewise.
11638 (expand_mult_highpart_optab): Likewise.
11639 (expand_smod_pow2): Likewise.
11640 (expand_divmod): Likewise.
11641 (emit_store_flag): Likewise.
11642 * tree-vect-patterns.c
11643 (vect_pattern_recog_1): Likewise.
11644 * tree-ssa-loop-prefetch.c
11645 (nontemporal_store_p): Likewise.
11646 * tree-vect-transform.c (vect_model_reduction_cost): Likewise.
11647 (vect_create_epilog_for_reduction): Likewise.
11648 (vectorizable_reduction): Likewise.
11649 (vectorizable_operation): Likewise.
11650 (vect_strided_store_supported): Likewise.
11651 (vectorizable_store): Likewise.
11652 (vect_strided_load_supported): Likewise.
11653 (vectorizable_load): Likewise.
11654 * combine.c (simplify_comparison): Likewise.
11655 * tree-vect-generic.c
11656 (type_for_widest_vector_mode): Likewise.
11657 (expand_vector_operations_1): Likewise.
11658 * config/spu/spu.c (spu_expand_mov): Likewise.
11659 (spu_emit_vector_compare): Likewise.
11660 * config/rs6000/rs6000.c
11661 (rs6000_emit_vector_compare): Likewise.
11662 * stmt.c (add_case_node): Likewise.
11663 * reload1.c (gen_reload):
11665 2007-08-09 Michael Matz <matz@suse.de>
11667 * tree.h (fixed_zerop): Declare as taking a const_tree.
11668 * tree.c (fixed_zerop): Take a const_tree.
11670 2007-08-09 Ira Rosen <irar@il.ibm.com>
11672 * tree-vect-transform.c (vectorizable_store): Remove call to
11673 copy_virtual_operands() and call mark_symbols_for_renaming() for
11674 the created vector store.
11675 (vect_setup_realignment): Don't call copy_virtual_operands() and
11676 update_vuses_to_preheader().
11677 (vectorizable_load): Don't call copy_virtual_operands().
11678 (update_vuses_to_preheader): Remove.
11680 2007-08-08 Chao-ying Fu <fu@mips.com>
11682 * tree.def (FIXED_POINT_TYPE): New type.
11683 (FIXED_CST): New constant.
11684 (FIXED_CONVERT_EXPR): New expr.
11685 * doc/c-tree.texi (Types): Document FIXED_POINT_TYPE.
11686 (Expressions): Document FIXED_CST and FIXED_CONVERT_EXPR.
11687 * tree.h (struct tree_base): Add saturating_flag.
11688 Remove one bit of spare for saturating_flag.
11689 (NUMERICAL_TYPE_CHECK): Support FIXED_POINT_TYPE.
11690 (NON_SAT_FIXED_POINT_TYPE_P, SAT_FIXED_POINT_TYPE_P,
11691 FIXED_POINT_TYPE_P): Define.
11692 (TYPE_SATURATING): Define.
11693 (TREE_FIXED_CST_PTR, TREE_FIXED_CST): Define.
11694 (struct tree_fixed_cst): New.
11695 (TYPE_IBIT, TYPE_FBIT): Define.
11696 (tree_node): Add fixed_cst.
11697 (enum tree_index): Add new enumeration values of
11698 TI_SAT_SFRACT_TYPE, TI_SAT_FRACT_TYPE, TI_SAT_LFRACT_TYPE,
11699 TI_SAT_LLFRACT_TYPE, TI_SAT_USFRACT_TYPE, TI_SAT_UFRACT_TYPE,
11700 TI_SAT_ULFRACT_TYPE, TI_SAT_ULLFRACT_TYPE, TI_SFRACT_TYPE,
11701 TI_FRACT_TYPE, TI_LFRACT_TYPE, TI_LLFRACT_TYPE, TI_USFRACT_TYPE,
11702 TI_UFRACT_TYPE, TI_ULFRACT_TYPE, TI_ULLFRACT_TYPE,
11703 TI_SAT_SACCUM_TYPE, TI_SAT_ACCUM_TYPE, TI_SAT_LACCUM_TYPE,
11704 TI_SAT_LLACCUM_TYPE, TI_SAT_USACCUM_TYPE, TI_SAT_UACCUM_TYPE,
11705 TI_SAT_ULACCUM_TYPE, TI_SAT_ULLACCUM_TYPE, TI_SACCUM_TYPE,
11706 TI_ACCUM_TYPE, TI_LACCUM_TYPE, TI_LLACCUM_TYPE, TI_USACCUM_TYPE,
11707 TI_UACCUM_TYPE, TI_ULACCUM_TYPE, TI_ULLACCUM_TYPE,
11708 TI_QQ_TYPE, TI_HQ_TYPE,_TYPE, TI_SQ_TYPE, TI_DQ_TYPE, TI_TQ_TYPE,
11709 TI_UQQ_TYPE, TI_UHQ_TYPE, TI_USQ_TYPE, TI_UDQ_TYPE, TI_UTQ_TYPE,
11710 TI_SAT_QQ_TYPE, TI_SAT_HQ_TYPE, TI_SAT_SQ_TYPE, TI_SAT_DQ_TYPE,
11711 TI_SAT_TQ_TYPE, TI_SAT_UQQ_TYPE, TI_SAT_UHQ_TYPE, TI_SAT_USQ_TYPE,
11712 TI_SAT_UDQ_TYPE, TI_SAT_UTQ_TYPE, TI_HA_TYPE, TI_SA_TYPE, TI_DA_TYPE,
11713 TI_TA_TYPE, TI_UHA_TYPE, TI_USA_TYPE, TI_UDA_TYPE, TI_UTA_TYPE,
11714 TI_SAT_HA_TYPE, TI_SAT_SA_TYPE, TI_SAT_DA_TYPE, TI_SAT_TA_TYPE,
11715 TI_SAT_UHA_TYPE, TI_SAT_USA_TYPE, TI_SAT_UDA_TYPE, TI_SAT_UTA_TYPE.
11716 (sat_short_fract_type_node, sat_fract_type_node,
11717 sat_long_fract_type_node, sat_long_long_fract_type_node,
11718 sat_unsigned_short_fract_type_node, sat_unsigned_fract_type_node,
11719 sat_unsigned_long_fract_type_node,
11720 sat_unsigned_long_long_fract_type_node, short_fract_type_node,
11721 fract_type_node, long_fract_type_node, long_long_fract_type_node,
11722 unsigned_short_fract_type_node, unsigned_fract_type_node,
11723 unsigned_long_fract_type_node, unsigned_long_long_fract_type_node,
11724 sat_short_accum_type_node, sat_accum_type_node,
11725 sat_long_accum_type_node, sat_long_long_accum_type_node,
11726 sat_unsigned_short_accum_type_node, sat_unsigned_accum_type_node,
11727 sat_unsigned_long_accum_type_node,
11728 sat_unsigned_long_long_accum_type_node, short_accum_type_node,
11729 accum_type_node, long_accum_type_node, long_long_accum_type_node,
11730 unsigned_short_accum_type_node, unsigned_accum_type_node,
11731 unsigned_long_accum_type_node, unsigned_long_long_accum_type_node,
11732 qq_type_node, hq_type_node, sq_type_node, dq_type_node, tq_type_node,
11733 uqq_type_node, uhq_type_node, usq_type_node, udq_type_node,
11734 utq_type_node, sat_qq_type_node, sat_hq_type_node, sat_sq_type_node,
11735 sat_dq_type_node, sat_tq_type_node, sat_uqq_type_node,
11736 sat_uhq_type_node, sat_usq_type_node, sat_udq_type_node,
11737 sat_utq_type_node, ha_type_node, sa_type_node, da_type_node,
11738 ta_type_node, uha_type_node, usa_type_node, uda_type_node,
11739 uta_type_node, sat_ha_type_node, sat_sa_type_node, sat_da_type_node,
11740 sat_ta_type_node, sat_uha_type_node, sat_usa_type_node,
11741 sat_uda_type_node, sat_uta_type_node): New macro.
11742 (make_fract_type, make_accum_type): Declare.
11743 (make_signed_fract_type, make_unsigned_fract_type,
11744 make_sat_signed_fract_type, make_sat_unsigned_fract_type,
11745 make_signed_accum_type, make_unsigned_accum_type,
11746 make_sat_signed_accum_type, make_sat_unsigned_accum_type,
11747 make_or_reuse_signed_fract_type, make_or_reuse_unsigned_fract_type,
11748 make_or_reuse_sat_signed_fract_type,
11749 make_or_reuse_sat_unsigned_fract_type, make_or_reuse_signed_accum_type,
11750 make_or_reuse_unsigned_accum_type, make_or_reuse_sat_signed_accum_type,
11751 make_or_reuse_sat_unsigned_accum_type): New macro.
11752 (fixed_zerop): Declare.
11753 * defaults.h (SHORT_FRACT_TYPE_SIZE, FRACT_TYPE_SIZE,
11754 LONG_FRACT_TYPE_SIZE, LONG_LONG_FRACT_TYPE_SIZE,
11755 SHORT_ACCUM_TYPE_SIZE, ACCUM_TYPE_SIZE, LONG_ACCUM_TYPE_SIZE,
11756 LONG_LONG_ACCUM_TYPE_SIZE): Define.
11757 * treestruct.def: Add TS_FIXED_CST.
11758 * Makefile.in (c-pretty-print.o): Add dependence on fixed-value.h.
11759 (tree.o): Likewise.
11760 (tree-dump.o): Likewise.
11761 (print-tree.o): Likewise.
11762 (tree-pretty-print.o): Likewise.
11763 (fold-const.o): Likewise.
11764 * tree-complex.c (some_nonzerop): Handle FIXED_CST.
11765 * tree-gimple.c (is_gimple_formal_tmp_rhs): Handle FIXED_CST.
11766 (is_gimple_min_invariant): Handle FIXED_CST.
11767 * stor-layout.c (int_mode_for_mode): Handle MODE_FRACT, MODE_UFRACT,
11768 MODE_ACCUM, MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT,
11769 MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
11770 (layout_type): Handle FIXED_POINT_TYPE.
11771 (make_fract_type, make_accum_type): New functions.
11772 * tree-browser.c (browse_tree): Handle FIXED_POINT_TYPE.
11773 * tree-dump.c (fixed-value.h): New include.
11774 (dump_fixed): New function.
11775 (dequeue_and_dump): Handle FIXED_POINT_TYPE and FIXED_CST.
11776 * tree-inline.c (remap_type_1): Handle FIXED_POINT_TYPE.
11777 (estimate_num_insns_1): Handle FIXED_CST and FIXED_CONVERT_EXPR.
11778 * tree-pretty-print.c (fixed-value.h): New include.
11779 (dump_generic_node): Handle FIXED_POINT_TYPE, FIXED_CST, and
11780 FIXED_CONVERT_EXPR.
11781 * tree-scalar-evolution.c (get_scalar_evolution): Handle FIXED_CST.
11782 * tree-ssa-loop-im.c (for_each_index): Handle FIXED_CST.
11783 * tree-ssa-pre.c (poolify_tree): Handle FIXED_CST.
11784 * tree-ssa-reassoc.c (break_up_subtract_bb): We can do reassociation
11785 for non-saturating fixed-point types.
11786 (reassociate_bb): Likewise.
11787 * emit-rtl.c (fixed-value.h): New include.
11788 (fconst0, fconst1): New array.
11789 (init_emit_once): Initialize fconst0 and fconst1 for fixed-point modes.
11790 * tree-vect-generic.c expand_vector_operation): Support
11791 MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, and
11792 MODE_VECTOR_UACCUM.
11793 (type_for_widest_vector_mode): Add one parameter for the
11795 Check scalar FRACT, UFRACT, ACCUM, and UACCUM mode to select their
11797 Pass the satp parameter to type_for_mode for fixed-point types.
11798 (expand_vector_operations_1): Pass the saturating flag to
11799 type_for_widest_vector_mode.
11800 Support MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
11801 and MODE_VECTOR_UACCUM.
11802 * tree-vect-transform.c (vect_is_simple_cond): Support FIXED_CST.
11803 (vectorizable_condition): Likewise.
11804 * tree.c (fixed-value.h): New include.
11805 (tree_code_size): Support FIXED_CST.
11806 (build_fixed): New function.
11807 (build_one_cst): Support FIXED_POINT_TYPE for accum types.
11808 (fixed_zerop): New function.
11809 (tree_node_structure): Support FIXED_CST.
11810 (type_contains_placeholder_1): Support FIXED_POINT_TYPE.
11811 (build_type_attribute_qual_variant): Handle FIXED_POINT_TYPE.
11812 (type_hash_eq): Handle FIXED_POINT_TYPE.
11813 (simple_cst_equal): Support FIXED_CST.
11814 (iterative_hash_expr): Handle FIXED_CST.
11815 (get_unwidened): Make sure type is not FIXED_POINT_TYPE.
11816 (get_narrower): Likewise.
11817 (variably_modified_type_p): Handle FIXED_POINT_TYPE.
11818 (make_or_reuse_fract_type, make_or_reuse_accum_type): New functions.
11819 (build_common_tree_nodes_2): Use MAKE_FIXED_TYPE_NODE_FAMILY and
11820 MAKE_FIXED_MODE_NODE macros to initialize fixed-point type
11822 (build_vector_type_for_mode): Handle MODE_VECTOR_FRACT,
11823 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
11824 (initializer_zerop): Support FIXED_CST.
11825 (walk_tree): Handle FIXED_CST and FIXED_POINT_TYPE.
11826 * dwarf2out.c (base_type_die): Use DW_ATE_signed_fixed or
11827 DW_ATE_unsigned_fixed to describe FIXED_POINT_TYPE.
11828 (is_base_type): Handle FIXED_POINT_TYPE.
11829 (add_type_attribute): Handle FIXED_POINT_TYPE.
11830 (gen_type_die_with_usage): Handle FIXED_POINT_TYPE.
11831 * print-tree.c (fixed-value.h): New include.
11832 (print_node_brief): Support FIXED_CST.
11833 (print_node): Support FIXED_POINT_TYPE and FIXED_CST.
11834 * c-pretty-print.c (fixed-value.h): New include.
11835 (pp_c_type_specifier): Handle FIXED_POINT_TYPE. Need to pass
11836 TYPE_SATURATING to c_common_type_for_mode for fixed-point modes.
11837 (pp_c_direct_abstract_declarator): Handle FIXED_POINT_TYPE.
11838 Support fixed-point types for inner items in VECTOR_TYPE.
11839 (pp_c_direct_declarator): Likewise.
11840 (pp_c_declarator): Likewise.
11841 (pp_c_fixed_constant): New function.
11842 (pp_c_constant): Handle FIXED_CST.
11843 (pp_c_primary_expression): Likewise.
11844 (pp_c_expression): Likewise.
11845 * fold-const.c (fixed-value.h): New include.
11846 (negate_expr_p): Return true for FIXED_CST.
11847 (fold_negate_expr): Support FIXED_CST.
11848 (split_tree): Support FIXED_CST.
11849 (const_binop): Support FIXED_CST.
11850 (fold_convert_const_int_from_fixed): New function to convert from
11852 (fold_convert_const_real_from_fixed): New function to convert from
11854 (fold_convert_const_fixed_from_fixed): New function to convert from
11855 fixed to another fixed.
11856 (fold_convert_const_fixed_from_int): New function to convert from
11858 (fold_convert_const_fixed_from_real): New function to convert from
11860 (fold_convert_const): Support conversions from fixed to int, from
11861 fixed to real, from fixed to fixed, from int to fixed, and from real
11863 (fold_convert): Support FIXED_CST and FIXED_POINT_TYPE.
11864 (operand_equal_p): Support FIXED_CST.
11865 (make_range): For fixed-point modes, we need to pass the
11866 saturating flag as the 2nd parameter.
11867 (tree_swap_operands_p): Handle FIXED_CST.
11868 (fold_plusminus_mult_expr): For fract modes, we cannot generate
11870 (fold_unary): Support FIXED_CONVERT_EXPR.
11871 (fold_binary): Handle FIXED_CST.
11872 Make sure the type is not saturating, before associating operations.
11873 Ex: A + B + C, A * B * C, (A1 * C1) +/- (A2 * C2).
11874 (tree_expr_nonnegative_warnv_p): Handle FIXED_CST.
11875 (fold_negate_const): Support FIXED_CST.
11876 (fold_relational_const): Support FIXED_CST.
11877 * gimplify.c (omp_firstprivatize_type_sizes): Handle FIXED_POINT_TYPE.
11878 (gimplify_expr): Handle FIXED_CST.
11879 (gimplify_type_sizes): Handle FIXED_POINT_TYPE.
11880 * ipa-prop.c (ipa_callsite_compute_param): Support FIXED_CST.
11881 * ipa-type-escape.c (type_to_consider): Handle FIXED_POINT_TYPE.
11882 * doc/tm.texi (Type Layout): Document SHORT_FRACT_TYPE_SIZE,
11883 FRACT_TYPE_SIZE, LONG_FRACT_TYPE_SIZE, LONG_LONG_FRACT_TYPE_SIZE,
11884 SHORT_ACCUM_TYPE_SIZE, ACCUM_TYPE_SIZE, LONG_ACCUM_TYPE_SIZE,
11885 LONG_LONG_ACCUM_TYPE_SIZE.
11886 * dbxout.c (dbxout_type): Handle FIXED_POINT_TYPE.
11887 * c-aux-info.c (gen_type): Handle FIXED_POINT_TYPE.
11888 * tree-sra.c (is_sra_scalar_type): Support FIXED_POINT_TYPE.
11889 * expmed.c (extract_bit_field): Support MODE_FRACT, MODE_UFRACT,
11890 MODE_ACCUM, and MODE_UACCUM.
11891 * tree-vectorizer.c (vect_is_simple_reduction): Check for saturating
11892 fixed-point types to disable reduction.
11893 * explow.c (promote_mode): Support FIXED_POINT_TYPE.
11895 2007-08-08 David Edelsohn <edelsohn@gnu.org>
11897 * config/rs6000/x-rs6000: New file.
11898 * config/rs6000/darwin.h (CC1_SPEC): Add cc1_cpu.
11899 * config/rs6000/rs6000.h (EXTRA_SPECS): Add cc1_cpu.
11900 (EXTRA_SPEC_FUNCTIONS): Define.
11901 (HAVE_LOCAL_CPU_DETECT): Define.
11902 (CC1_CPU_SPEC): Define.
11903 * config/rs6000/driver-rs6000.c: New file.
11904 * config/rs6000/aix.h (CC1_SPEC): Define.
11905 * config/rs6000/sysv4.h (CC1_SPEC): Add cc1_cpu.
11906 * config.host: Add x-rs6000 to host_xmake_file if host and target
11907 are rs6000 or powerpc.
11909 2007-08-08 Paolo Bonzini <paolo.bonzini@lu.unisi.ch>
11911 * config/i386/t-crtstuff (CRTSTUFF_T_CFLAGS): Use +=.
11913 2007-08-08 Richard Sandiford <richard@codesourcery.com>
11914 Sandra Loosemore <sandra@codesourcery.com>
11915 Chao-ying Fu <fu@mips.com>
11916 Nigel Stephens <nigel@mips.com>
11917 David Ung <davidu@mips.com>
11919 * doc/invoke.texi (-mcode-readable): Document.
11920 * config/mips/mips.opt (mcode-readable): New option.
11921 * config/mips/mips-protos.h (SYMBOL_32_HIGH): New symbol type.
11922 * config/mips/mips.h (mips_code_readable_setting): New enum.
11923 (mips_code_readable): Declare.
11924 (TARGET_MIPS16_TEXT_LOADS, TARGET_MIPS16_PCREL_LOADS): New macros.
11925 (TARGET_MIPS16_SHORT_JUMP_TABLES): New macro.
11926 (JUMP_TABLES_IN_TEXT_SECTION): Use it.
11927 (CASE_VECTOR_MODE, CASE_VECTOR_PC_RELATIVE): Likewise. Remove
11928 boiler-plate comments.
11929 (ASM_OUTPUT_ADDR_DIFF_ELT): Use TARGET_MIPS16_SHORT_JUMP_TABLES.
11930 * config/mips/mips.c (mips_code_readable): New variable.
11931 (mips_classify_symbol): Only return SYMBOL_PC_RELATIVE for
11932 MIPS16 labels if TARGET_MIPS16_SHORT_JUMP_TABLES. Use both the
11933 context and -mcode-readable setting to restrict the use of
11934 SYMBOL_PC_RELATIVE for MIPS16 constant pool references.
11935 Only return TARGET_FORCE_TO_MEM if PC-relative loads are allowed.
11936 (mips_symbolic_constant_p): Handle SYMBOL_32_HIGH.
11937 (mips_blocks_for_constant_p): Only return false for
11938 TARGET_MIPS16_PCREL_LOADS.
11939 (mips_symbol_insns_1): Treat HIGHs as 2 extended instructions
11940 for MIPS16. Handle SYMBOL_32_HIGH.
11941 (mips_const_insns): Allow HIGHs for MIPS16 too.
11942 (mips_unspec_address_offset): New function, split out from...
11943 (mips_unspec_address): ...here.
11944 (mips_output_move): Handle MIPS16 HIGH moves. Use "li" to load
11945 16-bit symbolic constants. Assert approropiate conditions for
11946 using the "la" and "dla" macros.
11947 (mips_handle_option): Handle -mcode-readable=.
11948 (override_options): Use %hi/%lo relocations for TARGET_MIPS16 too.
11949 Set up mips_lo_relocs[SYMBOL_32_HIGH].
11950 (mips_strip_unspec_address): New function, split out from...
11951 (print_operand_reloc): ...here.
11952 (print_operand): Pass constants through mips_strip_unspec_address.
11953 (print_operand_address): Likewise.
11954 (mips_output_mi_thunk): Remove guard of mips16_lay_out_constants.
11955 (mips_select_rtx_section): Remove MIPS16 handling.
11956 (mips16_gp_pseudo_reg): Check currently_expanding_to_rtl.
11957 (mips16_rewrite_pool_refs): Wrap the labels in an address UNSPEC.
11958 (mips16_lay_out_constants): Do nothing unless
11959 TARGET_MIPS16_PCREL_LOADS.
11960 (mips_avoid_hazards): Remove guard of mips16_lay_out_constants.
11961 * config/mips/mips.md: Split HIGHs for MIPS16.
11962 (tablejump): Use TARGET_MIPS16_SHORT_JUMP_TABLES.
11964 2007-08-08 Richard Sandiford <richard@codesourcery.com>
11966 * config/mips/mips-protos.h (mips_emit_move): Declare.
11967 * config/mips/mips.c (mips_emit_move): New function.
11968 (mips_force_temporary): Use mips_emit_move instead of emit_move_insn.
11969 (mips_legitimize_const_move): Likewise.
11970 (mips_legitimize_move): Likewise.
11971 (mips_split_64bit_move): Likewise.
11972 (mips_restore_gp): Likewise.
11973 (mips_load_call_address): Likewise.
11974 (mips_emit_fcc_reload): Likewise.
11975 (mips_set_return_address): Likewise.
11976 (mips_block_move_straight): Likewise.
11977 (mips_block_move_loop): Likewise.
11978 (mips_setup_incoming_varargs): Likewise.
11979 (mips_save_reg): Likewise.
11980 (mips_expand_prologue): Likewise.
11981 (mips_restore_reg): Likewise.
11982 (mips_expand_epilogue): Likewise.
11983 (mips_output_mi_thunk): Likewise.
11984 (build_mips16_call_stub): Likewise.
11985 (mips_builtin_branch_and_move): Likewise.
11986 * config/mips/mips.h (INITIALIZE_TRAMPOLINE): Likewise.
11987 * config/mips/mips.md (fixuns_truncdfsi2): Likewise.
11988 (fixuns_truncdfdi2): Likewise.
11989 (fixuns_truncsfsi2): Likewise.
11990 (fixuns_truncsfdi2): Likewise.
11991 (loadgp_absolute): Likewise.
11992 (builtin_setjmp_setup): Likewise.
11993 (builtin_longjmp): Likewise.
11994 (untyped_call): Likewise.
11996 2007-08-08 Richard Sandiford <richard@codesourcery.com>
11998 * config/mips/mips-protos.h (mips_split_symbol): Add a mode and
11999 an "rtx *" argument. Return a bool.
12000 * config/mips/mips.c (mips_split_symbol): Accept arbitrary source
12001 values and return true if they can be split. Take the same kind of
12002 mode argument as mips_symbol_insns. Add a "lo_sum_out" parameter
12003 and store the lo_sum there if nonnull. Use the symbol type to
12004 determine whether a $gp or HIGH is needed.
12005 (mips_legitimize_address): Update call to mips_split_symbol and
12006 simplify accordingly.
12007 (mips_legitimize_const_move): Likewise.
12008 * config/mips/mips.md: In the combine define_split,
12009 check mips_split_symbol instead of splittable_symbolic_operand.
12010 Update use of mips_split_symbol in the generator code.
12011 * config/mips/predicates.md (splittable_symbolic_operand): Delete.
12013 2007-08-08 Richard Sandiford <richard@codesourcery.com>
12015 * config/mips/mips.c (mips_symbolic_address_p): Delete.
12016 (mips_symbol_insns_1): New function, split out from...
12017 (mips_symbol_insns): ...here. Take a mode argument. Treat loads
12018 and stores separately from load addresses.
12019 (mips_classify_address): Replace uses of mips_symbolic_address_p
12020 with uses of mips_symbol_insns.
12021 (mips_address_insns): Update calls to mips_symbol_insns.
12022 (mips_const_insns): Likewise.
12023 (mips_legitimize_address): Likewise.
12025 2007-08-08 Richard Sandiford <richard@codesourcery.com>
12027 * config/mips/mips-protos.h (SYMBOL_FORCE_TO_MEM): New symbol type.
12028 * config/mips/mips.c (mips_classify_symbol): Skip TARGET_ABICALLS
12029 block for locally-binding symbols if TARGET_ABSOLUTE_ABICALLS.
12030 Return SYMBOL_FORCE_TO_MEM instead of SYMBOL_ABSOLUTE for
12031 non-call contexts if TARGET_MIPS16.
12032 (mips_symbolic_constant_p): Handle SYMBOL_FORCE_TO_MEM.
12033 (mips_symbolic_address_p): Likewise. Remove special TARGET_MIPS16
12034 code for SYMBOL_ABSOLUTE.
12035 (mips_symbol_insns): Likewise.
12037 2007-08-08 Richard Sandiford <richard@codesourcery.com>
12039 * config/mips/mips-protos.h (mips_symbol_context): New enumeration.
12040 * config/mips/mips.c (mips_classify_symbol): Take a context argument.
12041 (mips_symbolic_constant_p): Likewise. Update the call to
12042 mips_classify_symbol.
12043 (mips_classify_address): Update the calls to mips_symbolic_constant_p.
12044 (mips_const_insns): Likewise. Update the call to mips_classify_symbol.
12045 (mips_legitimize_address): Update the call to mips_symbolic_constant_p.
12046 (print_operand_reloc): Add a context argument. Update the call to
12047 mips_symbolic_constant_p.
12048 (print_operand): Update the calls to print_operand_reloc.
12049 (print_operand_address): Use print_operand_reloc rather than
12051 (mips_rewrite_small_data_p): Add a context argument. Update the call
12052 to mips_symbolic_constant_p.
12053 (mips_small_data_pattern_1): Make DATA the containing mem.
12054 Update the call to mips_rewrite_small_data_p.
12055 (mips_rewrite_small_data_1): Likewise.
12056 (mips_use_anchors_for_symbol_p): Update the call to
12057 mips_symbolic_constant_p.
12058 * config/mips/predicates.md (const_call_insn_operand): Likewise.
12059 (splittable_symbolic_operand): Likewise.
12060 (move_operand): Likewise.
12061 (absolute_symbolic_operand): Likewise.
12062 (got_disp_operand): Likewise.
12063 (got_page_ofst_operand): Likewise.
12065 2007-08-08 Richard Sandiford <richard@codesourcery.com>
12067 * config/mips/mips-protos.h (SYMBOL_GENERAL): Rename to...
12068 (SYMBOL_ABSOLUTE): ...this.
12069 (SYMBOL_SMALL_DATA): Rename to...
12070 (SYMBOL_GP_RELATIVE): ...this.
12071 (SYMBOL_CONSTANT_POOL): Rename to...
12072 (SYMBOL_PC_RELATIVE): ...this.
12073 * config/mips/mips.c (mips_classify_symbol, mips_symbolic_constant_p)
12074 (mips_symbolic_address_p, mips_symbol_insns, override_options)
12075 (mips_rewrite_small_data_p, mips_use_anchors_for_symbol_p): Update
12076 after above changes.
12077 * config/mips/predicates.md (const_call_insn_operand): Likewise.
12078 (general_symbolic_operand): Rename to...
12079 (absolute_symbolic_operand): ...this.
12080 * config/mips/mips.md: Update after above changes.
12082 2007-08-08 Vladimir Yanovsky <yanov@il.ibm.com>
12083 Revital Eres <eres@il.ibm.com>
12085 * ddg.c (print_ddg): Add dump information.
12086 * modulo-sched.c (print_node_sched_params): Add parameter and
12088 (calculate_maxii): Remove function.
12089 (undo_generate_reg_moves): Likewise.
12090 (undo_permute_partial_schedule): Likewise.
12091 (kernel_number_of_cycles): Likewise.
12092 (MAXII_FACTOR): New definition to calculate the upper bound of II.
12093 (sms_schedule): Use it. Remove profitability checks.
12094 (sms_schedule_by_order): Fix order of nodes within the cycle.
12096 2007-08-08 Samuel Thibault <samuel.thibault@ens-lyon.org>
12098 * config/i386/gnu.h (STARTFILE_SPEC): Use gcrt0.o in profile mode, add
12099 -profile option, add pie support.
12100 (ENDFILE_SPEC): New spec.
12101 * config/gnu.h (LIB_SPEC): Add -profile option.
12103 2007-08-08 Samuel Thibault <samuel.thibault@ens-lyon.org>
12105 * config/i386/gnu.h (CPP_SPEC): Add -pthread option.
12106 * config/gnu.h (LIB_SPEC): Likewise.
12108 2007-08-07 Yaz Saito <saito@google.com>
12109 Ian Lance Taylor <iant@google.com>
12111 * common.opt (finstrument-functions-exclude-function-list): New
12113 (finstrument-functions-exclude-file-list): New option.
12114 * opts.c (char_p): Define and DEF_VEC.
12115 (flag_instrument_functions_exclude_functions): New static
12117 (flag_instrument_functions_exclude_files): New static variable.
12118 (add_instrument_functions_exclude_list): New static function.
12119 (flag_instrument_functions_exclude_p): New function.
12120 (common_handle_option): Handle new options.
12121 * flags.h (flag_instrument_functions_exclude_p): Declare.
12122 * gimplify.c (gimplify_function_tree): Call
12123 flag_instrument_functions_exclude_p.
12124 * doc/invoke.texi (Option Summary): Mention new options.
12125 (Code Gen Options): Document new options.
12127 2007-08-07 Ian Lance Taylor <iant@google.com>
12129 PR rtl-optimization/32776
12130 * lower-subreg.c (resolve_clobber): Call resolve_reg_notes.
12131 (resolve_use): Likewise.
12132 (decompose_multiword_subregs): Remove "changed" local variable.
12134 2007-08-07 Carlos O'Donell <carlos@codesourcery.com>
12136 * configure.ac: Define HAVE_GNU_AS if $gas_flag is yes.
12137 * configure: Regenerate.
12138 * config.in: Regenerate.
12139 * gcc.c [HAVE_GNU_AS]: Add "%{v} %{w:-W} %{I*} " to asm_options
12142 2007-08-07 Ian Lance Taylor <iant@google.com>
12144 * lower-subreg.c (resolve_clobber): If the clobber has a LIBCALL
12145 note, just delete the insn.
12147 2007-08-07 Andreas Schwab <schwab@suse.de>
12150 * gengtype-lex.l: Ignore backslash/newline pair while scanning a
12153 2007-08-07 Andreas Krebbel <krebbel1@de.ibm.com>
12155 * lower-subreg.c (resolve_subreg_use): Remove assertion.
12156 (find_decomposable_shift_zext, resolve_shift_zext): New functions.
12157 (decompose_multiword_subregs): Use the functions above to decompose
12158 multiword shifts and zero-extends.
12160 2007-08-07 Rask Ingemann Lambertsen <rask@sygehus.dk>
12162 * doc/sourcebuild.texi (Test Directives): Fix "compile" and
12163 "assemble" descriptions which were swapped.
12165 2007-08-06 Chao-ying Fu <fu@mips.com>
12167 * fixed-value.h: New file.
12168 * fixed-value.c: New file.
12169 * Makefile.in (OBJS-common): Add fixed-value.o.
12170 (fixed-value.o): New rule.
12171 (GTFILES): Add fixed-value.h.
12172 * double-int.c (double_int_scmp): We should use unsigned HOST_WIDE_INT
12173 to compare a.low and b.low.
12174 * gengtype.c (main): Handle FIXED_VALUE_TYPE type as scalar typedef.
12176 2007-08-06 H.J. Lu <hongjiu.lu@intel.com>
12177 Daniel Jacobowitz <dan@codesourcery.com>
12180 * config.gcc (x86_64-*-freebsd*): Add i386/t-crtstuff to
12182 (x86_64-*-netbsd*): Likewise.
12183 (x86_64-*-linux*): Likewise.
12184 (x86_64-*-kfreebsd*-gnu): Likewise.
12185 (x86_64-*-knetbsd*-gnu): Likewise.
12186 (i[34567]86-*-solaris2.1[0-9]*): Likewise.
12188 * config/i386/t-linux64 (CRTSTUFF_T_CFLAGS): Removed.
12190 * config/i386/t-crtstuff (CRTSTUFF_T_CFLAGS): Update comments.
12191 Add -fno-asynchronous-unwind-tables.
12193 * config/t-freebsd (CRTSTUFF_T_CFLAGS_S): Add $(CRTSTUFF_T_CFLAGS).
12194 * config/t-libc-ok (CRTSTUFF_T_CFLAGS_S): Likewise.
12195 * config/t-lynx (CRTSTUFF_T_CFLAGS_S): Likewise.
12196 * config/t-netbsd (CRTSTUFF_T_CFLAGS_S): Likewise.
12197 * config/t-svr4 (CRTSTUFF_T_CFLAGS_S): Likewise.
12199 2007-08-06 Steve Ellcey <sje@cup.hp.com>
12201 * config/ia64/ia64.c (ia64_c_mode_for_suffix): New.
12202 (TARGET_C_MODE_FOR_SUFFIX): New.
12204 2007-08-06 Steve Ellcey <sje@cup.hp.com>
12206 * config/ia64/div.md (m2subrf4_cond): Change 'g' to 'G'.
12208 2007-08-06 Steve Ellcey <sje@cup.hp.com>
12210 * config/ia64/ia64.h (MODES_TIEABLE_P): Fix typo.
12212 2007-08-06 H.J. Lu <hongjiu.lu@intel.com>
12214 * config/i386/i386.md: Check TARGET_ macros and optimize_size
12215 before checking function returns in conditional expressions.
12217 2007-08-06 Alfred Minarik <a.minarik@aon.at>
12220 * doc/invoke.texi: Add .hp, .hxx, .hpp, .h, .HPP, .tcc as c++ header.
12222 2008-08-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
12224 PR middle-end/32988
12225 * tree.c (build2_stat): Instead of checking for INTEGER_TYPE, check
12226 for INTEGRAL_TYPE_P.
12228 2008-08-05 Paolo Bonzini <bonzini@gnu.org>
12230 * configure.ac: Remove --enable-checking=df from default settings.
12231 * tree-pass.h (TODO_df_verify): New. Shift TODO_mark_first_instance.
12232 * df-core.c (df_finish_pass) [ENABLE_CHECKING]: Schedule verification
12233 if the parameter is true.
12234 (df_analyze) [!ENABLE_DF_CHECKING]: Also do verification if the
12235 DF_VERIFY_SCHEDULED flag is true.
12236 * df.h (enum df_changeable_flags): Add DF_VERIFY_SCHEDULED.
12237 (df_finish_pass): Adjust prototype.
12238 * passes.c (execute_todo): Schedule verification if TODO_df_verify is
12241 * see.c (pass_see): Add TODO_df_verify.
12242 * loop-init.c (pass_rtl_move_loop_invariants): Add TODO_df_verify.
12243 * global.c (rest_of_handle_global_alloc): Schedule verification
12245 * local-alloc.c (rest_of_handle_local_alloc): Schedule verification
12247 * function.c (pass_thread_prologue_and_epilogue): Add TODO_df_verify.
12248 * gcse.c (rest_of_handle_gcse): Adjust call to df_finish_pass.
12249 * loop-iv.c (iv_analysis_done): Schedule verification after the pass.
12251 * config/sh/sh.c (sh_output_mi_thunk): Remove dead code.
12252 * config/ia64/ia64.c (ia64_reorg): Adjust call to df_finish_pass.
12253 * config/bfin/bfin.c (bfin_reorg): Adjust call to df_finish_pass.
12255 2007-08-05 Vladimir Yanovsky <yanov@il.ibm.com>
12256 Revital Eres <eres@il.ibm.com>
12258 * doc/invoke.texi (-fmodulo-sched-allow-regmoves): Document new
12260 * ddg.c (create_ddg_dependence): Rename to...
12261 (create_ddg_dep_from_intra_loop_link): This. Do not check
12262 for interloop edges. Do not create anti dependence edge when
12263 a true dependence edge exists in the opposite direction and
12264 -fmodulo-sched-allow-regmoves is set.
12265 (build_intra_loop_deps): Call create_ddg_dep_from_intra_loop_link.
12266 (add_cross_iteration_register_deps): Create anti dependence edge
12267 when -fno-modulo-sched-allow-regmoves is set.
12268 * common.opt (-fmodulo-sched-allow-regmoves): New flag.
12270 2007-08-04 Richard Sandiford <richard@codesourcery.com>
12272 * config/arm/arm.md (movsi): Add braces.
12274 2007-08-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
12276 PR middle-end/32780
12277 * fold-const.c (fold_binary <case MINUS_EXPR>): Fix the type of
12278 operands for the folding of "A - (A & B)" into "~B & A"; cast them
12281 2007-08-03 Zdenek Dvorak <ook@ucw.cz>
12283 * tree-ssa-threadupdate.c (thread_through_all_blocks): Use loops'
12284 state accessor functions.
12285 * cfgloopmanip.c (remove_path, create_preheaders,
12286 force_single_succ_latches, fix_loop_structure): Ditto.
12287 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa,
12288 tree_duplicate_loop_to_header_edge): Ditto.
12289 * cfgloopanal.c (mark_irreducible_loops): Ditto.
12290 * loop-init.c (loop_optimizer_init, loop_optimizer_finalize):
12292 * tree-cfgcleanup.c (cleanup_tree_cfg_noloop, repair_loop_structures,
12293 cleanup_tree_cfg): Ditto.
12294 * tree-cfg.c (tree_merge_blocks): Ditto.
12295 * cfgloop.c (rescan_loop_exit, record_loop_exits,
12296 release_recorded_exits, get_loop_exit_edges, verify_loop_structure,
12297 loop_preheader_edge, single_exit): Ditto.
12298 (flow_loops_find): Do not clear loops->state.
12299 * cfgloop.h (loops_state_satisfies_p, loops_state_set,
12300 loops_state_clear): New functions.
12302 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
12304 PR middle-end/32399
12305 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
12306 when adding to the base and convert ELT to sizetype instead of type.
12308 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
12310 PR middle-end/32304
12311 * ipa-reference.c (has_proper_scope_for_analysis): Return false when
12312 the decl's type has TYPE_NEEDS_CONSTRUCTING set.
12314 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
12316 PR middle-end/32935
12317 * fold-convert.c (fold_negate_expr <NOP_EXPR>): Convert back to the
12318 correct type the negate expression.
12320 2007-08-03 Jan Hubicka <jh@suse.cz>
12322 * config/i386/i386.c (setup_incoming_varargs_64): Tolerate 64bit
12323 preferred stack boundary.
12325 2007-08-03 David Edelsohn <edelsohn@gnu.org>
12327 * config/rs6000/rs6000.c (struct processor_cost): Change
12328 l1_cache_lines to l1_cache_size. Add l2_cache_size.
12329 (*_cost): Convert l1 cache information to kilobytes. Add l2 cache
12331 (rios1_costs, rios2_cost): Correct cache line size.
12332 (rs6000_override_options): Set l2-cache-size parameter.
12334 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
12335 Diego Novillo <dnovillo@google.com>
12338 * tree-vrp.c (simplify_div_or_mod_using_ranges): Also simplify
12339 if the range includes 0.
12341 2007-08-03 Ben Elliston <bje@au.ibm.com>
12343 * config/spu/spu.md (dftsv, dftsv_celledp): Attach the appropriate
12344 mode to unspec expressions to silence a warning from the generator
12347 2007-08-02 Steve Ellcey <sje@cup.hp.com>
12349 * config/ia64/constraints.md ("U"): Make constraint vector only.
12351 2007-08-02 Nathan Froyd <froydnj@codesourcery.com>
12353 PR middle-end/25446
12354 * c-objc-common.c (c_cannot_inline_tree_fn): Check for an
12355 always_inline attribute on the function decl.
12357 2007-08-02 Nathan Froyd <froydnj@codesourcery.com>
12359 PR middle-end/25445
12360 * varasm.c (default_binds_local_p_1): Consult flag_whole_program
12361 if we are compiling with -fPIC.
12363 2007-08-02 Sandra Loosemore <sandra@codesourcery.com>
12364 Nigel Stephens <nigel@mips.com>
12366 * longlong.h [__mips__] (count_leading_zeros, COUNT_LEADING_ZEROS_0):
12367 Define for MIPS32 and MIPS64.
12369 2007-08-02 Nick Clifton <nickc@redhat.com>
12371 * config/host-hpux.c: Change copyright header to refer to version
12372 3 of the GNU General Public License and to point readers at the
12373 COPYING3 file and the FSF's license web page.
12374 * config/alpha/predicates.md, config/alpha/vms-ld.c,
12375 config/alpha/linux.h, config/alpha/alpha.opt,
12376 config/alpha/linux-elf.h, config/alpha/vms.h, config/alpha/elf.h,
12377 config/alpha/vms-unwind.h, config/alpha/ev4.md,
12378 config/alpha/ev6.md, config/alpha/alpha.c, config/alpha/vms-cc.c,
12379 config/alpha/alpha.h, config/alpha/sync.md,
12380 config/alpha/openbsd.h, config/alpha/alpha.md,
12381 config/alpha/alpha-modes.def, config/alpha/ev5.md,
12382 config/alpha/alpha-protos.h, config/alpha/freebsd.h,
12383 config/alpha/osf5.h, config/alpha/netbsd.h, config/alpha/vms64.h,
12384 config/alpha/constraints.md, config/alpha/osf.h,
12385 config/alpha/xm-vms.h, config/alpha/unicosmk.h, config/linux.h,
12386 config/frv/predicates.md, config/frv/frv.h, config/frv/linux.h,
12387 config/frv/frv.md, config/frv/frv.opt, config/frv/frv-modes.def,
12388 config/frv/frv-asm.h, config/frv/frv-protos.h,
12389 config/frv/frv-abi.h, config/frv/frv.c, config/s390/tpf.h,
12390 config/s390/s390.c, config/s390/predicates.md, config/s390/s390.h,
12391 config/s390/linux.h, config/s390/tpf.md, config/s390/tpf.opt,
12392 config/s390/2064.md, config/s390/2084.md, config/s390/s390.md,
12393 config/s390/s390.opt, config/s390/s390-modes.def,
12394 config/s390/fixdfdi.h, config/s390/constraints.md,
12395 config/s390/s390-protos.h, config/s390/s390x.h, config/elfos.h,
12396 config/dbxcoff.h, config/m32c/predicates.md, config/m32c/cond.md,
12397 config/m32c/m32c.c, config/m32c/minmax.md, config/m32c/blkmov.md,
12398 config/m32c/m32c-pragma.c, config/m32c/m32c.h,
12399 config/m32c/prologue.md, config/m32c/m32c.abi,
12400 config/m32c/muldiv.md, config/m32c/bitops.md, config/m32c/mov.md,
12401 config/m32c/addsub.md, config/m32c/m32c.md, config/m32c/m32c.opt,
12402 config/m32c/t-m32c, config/m32c/m32c-modes.def,
12403 config/m32c/jump.md, config/m32c/shift.md,
12404 config/m32c/m32c-protos.h, config/libgloss.h,
12405 config/spu/spu-protos.h, config/spu/predicates.md,
12406 config/spu/spu-builtins.h, config/spu/spu.c,
12407 config/spu/spu-builtins.def, config/spu/spu-builtins.md,
12408 config/spu/spu.h, config/spu/spu-elf.h, config/spu/constraints.md,
12409 config/spu/spu.md, config/spu/spu-c.c, config/spu/spu.opt,
12410 config/spu/spu-modes.def, config/spu/t-spu-elf, config/interix.h,
12411 config/sparc/hypersparc.md, config/sparc/predicates.md,
12412 config/sparc/linux.h, config/sparc/sp64-elf.h,
12413 config/sparc/supersparc.md, config/sparc/cypress.md,
12414 config/sparc/openbsd1-64.h, config/sparc/openbsd64.h,
12415 config/sparc/niagara.md, config/sparc/sparc.md,
12416 config/sparc/long-double-switch.opt, config/sparc/ultra3.md,
12417 config/sparc/sparc.opt, config/sparc/sync.md,
12418 config/sparc/sp-elf.h, config/sparc/sparc-protos.h,
12419 config/sparc/ultra1_2.md, config/sparc/biarch64.h,
12420 config/sparc/sparc.c, config/sparc/little-endian.opt,
12421 config/sparc/sysv4-only.h, config/sparc/sparc.h,
12422 config/sparc/linux64.h, config/sparc/freebsd.h,
12423 config/sparc/sol2.h, config/sparc/rtemself.h,
12424 config/sparc/netbsd-elf.h, config/sparc/vxworks.h,
12425 config/sparc/sparc-modes.def, config/sparc/sparclet.md,
12426 config/sparc/sysv4.h, config/vx-common.h, config/netbsd-aout.h,
12427 config/flat.h, config/m32r/m32r.md, config/m32r/predicates.md,
12428 config/m32r/little.h, config/m32r/m32r.c, config/m32r/m32r.opt,
12429 config/m32r/linux.h, config/m32r/constraints.md,
12430 config/m32r/m32r.h, config/m32r/m32r-protos.h, config/vxworks.opt,
12431 config/darwin-c.c, config/darwin.opt, config/i386/i386.h,
12432 config/i386/cygming.h, config/i386/linux.h, config/i386/cygwin.h,
12433 config/i386/i386.md, config/i386/netware-crt0.c,
12434 config/i386/sco5.h, config/i386/mmx.md, config/i386/vx-common.h,
12435 config/i386/kaos-i386.h, config/i386/winnt-stubs.c,
12436 config/i386/netbsd64.h, config/i386/djgpp.h, config/i386/gas.h,
12437 config/i386/sol2.h, config/i386/constraints.md,
12438 config/i386/netware-libgcc.c, config/i386/sysv5.h,
12439 config/i386/predicates.md, config/i386/geode.md,
12440 config/i386/x86-64.h, config/i386/kfreebsd-gnu.h,
12441 config/i386/freebsd64.h, config/i386/vxworksae.h,
12442 config/i386/pentium.md, config/i386/lynx.h, config/i386/i386elf.h,
12443 config/i386/rtemself.h, config/i386/netbsd-elf.h,
12444 config/i386/ppro.md, config/i386/k6.md, config/i386/netware.c,
12445 config/i386/netware.h, config/i386/i386-modes.def,
12446 config/i386/sysv4-cpp.h, config/i386/i386-interix.h,
12447 config/i386/cygwin1.c, config/i386/djgpp.opt, config/i386/uwin.h,
12448 config/i386/unix.h, config/i386/ptx4-i.h, config/i386/xm-djgpp.h,
12449 config/i386/att.h, config/i386/winnt.c, config/i386/beos-elf.h,
12450 config/i386/sol2-10.h, config/i386/darwin64.h, config/i386/sse.md,
12451 config/i386/i386.opt, config/i386/bsd.h, config/i386/cygming.opt,
12452 config/i386/xm-mingw32.h, config/i386/linux64.h,
12453 config/i386/openbsdelf.h, config/i386/xm-cygwin.h,
12454 config/i386/sco5.opt, config/i386/darwin.h, config/i386/mingw32.h,
12455 config/i386/winnt-cxx.c, config/i386/i386-interix3.h,
12456 config/i386/nwld.c, config/i386/nwld.h, config/i386/host-cygwin.c,
12457 config/i386/cygwin2.c, config/i386/i386-protos.h,
12458 config/i386/sync.md, config/i386/openbsd.h,
12459 config/i386/host-mingw32.c, config/i386/i386-aout.h,
12460 config/i386/nto.h, config/i386/biarch64.h,
12461 config/i386/i386-coff.h, config/i386/freebsd.h,
12462 config/i386/driver-i386.c, config/i386/knetbsd-gnu.h,
12463 config/i386/host-i386-darwin.c, config/i386/vxworks.h,
12464 config/i386/crtdll.h, config/i386/i386.c, config/i386/sysv4.h,
12465 config/darwin-protos.h, config/linux.opt, config/sol2.c,
12466 config/sol2.h, config/sh/symbian.c, config/sh/sh-protos.h,
12467 config/sh/linux.h, config/sh/elf.h, config/sh/superh.h,
12468 config/sh/sh4.md, config/sh/coff.h, config/sh/newlib.h,
12469 config/sh/embed-elf.h, config/sh/symbian-pre.h, config/sh/rtems.h,
12470 config/sh/kaos-sh.h, config/sh/sh4a.md, config/sh/constraints.md,
12471 config/sh/sh64.h, config/sh/sh.opt, config/sh/symbian-post.h,
12472 config/sh/sh-c.c, config/sh/predicates.md, config/sh/sh.c,
12473 config/sh/sh.h, config/sh/shmedia.md, config/sh/sh-modes.def,
12474 config/sh/little.h, config/sh/sh1.md, config/sh/sh4-300.md,
12475 config/sh/superh64.h, config/sh/rtemself.h,
12476 config/sh/netbsd-elf.h, config/sh/sh.md, config/sh/vxworks.h,
12477 config/usegas.h, config/svr3.h, config/pdp11/pdp11-protos.h,
12478 config/pdp11/2bsd.h, config/pdp11/pdp11.md, config/pdp11/pdp11.c,
12479 config/pdp11/pdp11.opt, config/pdp11/pdp11-modes.def,
12480 config/pdp11/pdp11.h, config/avr/rtems.h, config/avr/avr-protos.h,
12481 config/avr/predicates.md, config/avr/constraints.md,
12482 config/avr/avr.md, config/avr/avr.c, config/avr/avr.opt,
12483 config/avr/avr.h, config/sol2-protos.h, config/dbxelf.h,
12484 config/lynx.opt, config/crx/crx.h, config/crx/crx-protos.h,
12485 config/crx/crx.md, config/crx/crx.c, config/crx/crx.opt,
12486 config/c4x/c4x-c.c, config/c4x/c4x.c, config/c4x/c4x.opt,
12487 config/c4x/c4x-modes.def, config/c4x/rtems.h,
12488 config/c4x/predicates.md, config/c4x/c4x.h,
12489 config/c4x/c4x-protos.h, config/c4x/c4x.md, config/kfreebsd-gnu.h,
12490 config/xtensa/predicates.md, config/xtensa/xtensa.c,
12491 config/xtensa/linux.h, config/xtensa/xtensa.h,
12492 config/xtensa/elf.h, config/xtensa/xtensa.md,
12493 config/xtensa/xtensa.opt, config/xtensa/constraints.md,
12494 config/xtensa/xtensa-protos.h, config/dbx.h,
12495 config/stormy16/predicates.md, config/stormy16/stormy16.md,
12496 config/stormy16/stormy16.c, config/stormy16/stormy16.opt,
12497 config/stormy16/stormy16.h, config/stormy16/stormy16-protos.h,
12498 config/host-solaris.c, config/fr30/fr30.h,
12499 config/fr30/predicates.md, config/fr30/fr30-protos.h,
12500 config/fr30/fr30.md, config/fr30/fr30.c, config/fr30/fr30.opt,
12501 config/vxworksae.h, config/sol2-c.c, config/lynx.h,
12502 config/m68hc11/m68hc11-protos.h, config/m68hc11/predicates.md,
12503 config/m68hc11/m68hc11.md, config/m68hc11/m68hc11.c,
12504 config/m68hc11/m68hc11.opt, config/m68hc11/m68hc11.h,
12505 config/m68hc11/m68hc12.h, config/openbsd-oldgas.h,
12506 config/host-linux.c, config/interix3.h, config/cris/cris.c,
12507 config/cris/predicates.md, config/cris/linux.h,
12508 config/cris/cris.h, config/cris/aout.h, config/cris/cris.md,
12509 config/cris/linux.opt, config/cris/cris.opt, config/cris/elf.opt,
12510 config/cris/aout.opt, config/cris/cris-protos.h,
12511 config/vxworks-dummy.h, config/netbsd.h, config/netbsd-elf.h,
12512 config/iq2000/iq2000.h, config/iq2000/predicates.md,
12513 config/iq2000/iq2000-protos.h, config/iq2000/iq2000.md,
12514 config/iq2000/iq2000.c, config/iq2000/iq2000.opt,
12515 config/host-darwin.c, config/mt/mt.md, config/mt/mt.c,
12516 config/mt/mt.opt, config/mt/t-mt, config/mt/mt.h,
12517 config/mt/mt-protos.h, config/svr4.h, config/host-darwin.h,
12518 config/chorus.h, config/mn10300/mn10300.c,
12519 config/mn10300/mn10300.opt, config/mn10300/predicates.md,
12520 config/mn10300/mn10300.h, config/mn10300/linux.h,
12521 config/mn10300/constraints.md, config/mn10300/mn10300-protos.h,
12522 config/mn10300/mn10300.md, config/ia64/predicates.md,
12523 config/ia64/itanium1.md, config/ia64/unwind-ia64.h,
12524 config/ia64/ia64-c.c, config/ia64/sync.md, config/ia64/ia64.c,
12525 config/ia64/itanium2.md, config/ia64/ia64.h, config/ia64/vect.md,
12526 config/ia64/freebsd.h, config/ia64/ia64.md,
12527 config/ia64/ia64-modes.def, config/ia64/constraints.md,
12528 config/ia64/hpux.h, config/ia64/ia64-protos.h, config/windiss.h,
12529 config/gofast.h, config/rtems.h, config/sol2-10.h,
12530 config/m68k/predicates.md, config/m68k/m68k.md,
12531 config/m68k/linux.h, config/m68k/m68k-modes.def,
12532 config/m68k/print-sysroot-suffix.sh, config/m68k/m68k-protos.h,
12533 config/m68k/coff.h, config/m68k/m68k-none.h, config/m68k/ieee.opt,
12534 config/m68k/openbsd.h, config/m68k/m68k-aout.h,
12535 config/m68k/m68k.opt, config/m68k/m68020-elf.h,
12536 config/m68k/m68kelf.h, config/m68k/m68k-devices.def,
12537 config/m68k/uclinux-oldabi.h, config/m68k/m68k.c,
12538 config/m68k/constraints.md, config/m68k/rtemself.h,
12539 config/m68k/netbsd-elf.h, config/m68k/m68k.h,
12540 config/m68k/uclinux.h, config/rs6000/power4.md,
12541 config/rs6000/host-darwin.c, config/rs6000/6xx.md,
12542 config/rs6000/linux.h, config/rs6000/eabi.h,
12543 config/rs6000/aix41.opt, config/rs6000/xcoff.h,
12544 config/rs6000/secureplt.h, config/rs6000/linuxspe.h,
12545 config/rs6000/eabialtivec.h, config/rs6000/8540.md,
12546 config/rs6000/darwin8.h, config/rs6000/kaos-ppc.h,
12547 config/rs6000/windiss.h, config/rs6000/603.md,
12548 config/rs6000/aix41.h, config/rs6000/cell.md,
12549 config/rs6000/mpc.md, config/rs6000/aix43.h, config/rs6000/beos.h,
12550 config/rs6000/gnu.h, config/rs6000/rtems.h, config/rs6000/aix.opt,
12551 config/rs6000/darwin.md, config/rs6000/darwin64.h,
12552 config/rs6000/default64.h, config/rs6000/7xx.md,
12553 config/rs6000/darwin.opt, config/rs6000/spe.md,
12554 config/rs6000/rs6000.opt, config/rs6000/rs6000-c.c,
12555 config/rs6000/rios2.md, config/rs6000/linuxaltivec.h,
12556 config/rs6000/7450.md, config/rs6000/linux64.h,
12557 config/rs6000/constraints.md, config/rs6000/440.md,
12558 config/rs6000/darwin.h, config/rs6000/host-ppc64-darwin.c,
12559 config/rs6000/rs6000.c, config/rs6000/aix52.h,
12560 config/rs6000/rs6000.h, config/rs6000/power6.md,
12561 config/rs6000/predicates.md, config/rs6000/altivec.md,
12562 config/rs6000/aix64.opt, config/rs6000/rios1.md,
12563 config/rs6000/rs6000-modes.def, config/rs6000/rs64.md,
12564 config/rs6000/eabisim.h, config/rs6000/sysv4le.h,
12565 config/rs6000/darwin7.h, config/rs6000/dfp.md,
12566 config/rs6000/linux64.opt, config/rs6000/sync.md,
12567 config/rs6000/vxworksae.h, config/rs6000/power5.md,
12568 config/rs6000/lynx.h, config/rs6000/biarch64.h,
12569 config/rs6000/rs6000.md, config/rs6000/sysv4.opt,
12570 config/rs6000/eabispe.h, config/rs6000/e500.h,
12571 config/rs6000/freebsd.h, config/rs6000/rs6000-protos.h,
12572 config/rs6000/netbsd.h, config/rs6000/e500-double.h,
12573 config/rs6000/aix.h, config/rs6000/vxworks.h,
12574 config/rs6000/40x.md, config/rs6000/aix51.h,
12575 config/rs6000/sysv4.h, config/arc/arc-protos.h, config/arc/arc.md,
12576 config/arc/arc.c, config/arc/arc.opt, config/arc/arc-modes.def,
12577 config/arc/arc.h, config/mcore/mcore-elf.h,
12578 config/mcore/mcore-protos.h, config/mcore/predicates.md,
12579 config/mcore/mcore.md, config/mcore/mcore.c,
12580 config/mcore/mcore.opt, config/mcore/mcore.h,
12581 config/mcore/mcore-pe.h, config/darwin.c, config/freebsd-nthr.h,
12582 config/score/predicates.md, config/score/score-version.h,
12583 config/score/score-protos.h, config/score/misc.md,
12584 config/score/elf.h, config/score/score.c, config/score/mac.md,
12585 config/score/score7.md, config/score/score.h,
12586 config/score/score-conv.h, config/score/score-mdaux.c,
12587 config/score/score.md, config/score/score.opt,
12588 config/score/score-modes.def, config/score/score-mdaux.h,
12589 config/score/mul-div.S, config/arm/uclinux-elf.h,
12590 config/arm/semi.h, config/arm/ecos-elf.h, config/arm/arm1020e.md,
12591 config/arm/symbian.h, config/arm/linux-elf.h,
12592 config/arm/arm1026ejs.md, config/arm/arm1136jfs.md,
12593 config/arm/elf.h, config/arm/aout.h, config/arm/arm.c,
12594 config/arm/thumb2.md, config/arm/vec-common.md, config/arm/coff.h,
12595 config/arm/strongarm-pe.h, config/arm/arm.h,
12596 config/arm/cortex-a8-neon.md, config/arm/semiaof.h,
12597 config/arm/cortex-a8.md, config/arm/uclinux-eabi.h,
12598 config/arm/arm-modes.def, config/arm/linux-eabi.h,
12599 config/arm/rtems-elf.h, config/arm/neon-schedgen.ml,
12600 config/arm/arm-cores.def, config/arm/arm-protos.h,
12601 config/arm/vfp.md, config/arm/aof.h, config/arm/linux-gas.h,
12602 config/arm/wince-pe.h, config/arm/neon.md,
12603 config/arm/constraints.md, config/arm/neon.ml,
12604 config/arm/xscale-elf.h, config/arm/strongarm-coff.h,
12605 config/arm/arm.opt, config/arm/arm926ejs.md,
12606 config/arm/predicates.md, config/arm/iwmmxt.md,
12607 config/arm/arm_neon.h, config/arm/unknown-elf.h,
12608 config/arm/kaos-arm.h, config/arm/bpabi.h, config/arm/pe.opt,
12609 config/arm/neon-testgen.ml, config/arm/arm.md,
12610 config/arm/xscale-coff.h, config/arm/pe.c,
12611 config/arm/arm-generic.md, config/arm/pe.h,
12612 config/arm/kaos-strongarm.h, config/arm/freebsd.h,
12613 config/arm/neon-docgen.ml, config/arm/netbsd.h, config/arm/fpa.md,
12614 config/arm/strongarm-elf.h, config/arm/cirrus.md,
12615 config/arm/netbsd-elf.h, config/arm/vxworks.h,
12616 config/arm/neon-gen.ml, config/kaos.h, config/darwin-driver.c,
12617 config/pa/predicates.md, config/pa/pa64-hpux.h,
12618 config/pa/pa-hpux.opt, config/pa/som.h, config/pa/pa-hpux1010.opt,
12619 config/pa/pa-hpux1111.opt, config/pa/pa-pro-end.h,
12620 config/pa/elf.h, config/pa/fptr.c, config/pa/pa64-linux.h,
12621 config/pa/pa.md, config/pa/pa.opt, config/pa/pa-hpux.h,
12622 config/pa/pa-hpux10.h, config/pa/pa-hpux11.h,
12623 config/pa/pa-hpux1010.h, config/pa/pa-protos.h,
12624 config/pa/pa-osf.h, config/pa/pa-hpux1111.h, config/pa/pa-64.h,
12625 config/pa/milli64.S, config/pa/pa.c, config/pa/pa-linux.h,
12626 config/pa/pa.h, config/pa/pa32-linux.h, config/pa/pa64-hpux.opt,
12627 config/pa/pa64-regs.h, config/pa/pa-modes.def,
12628 config/pa/constraints.md, config/darwin9.h, config/mips/4100.md,
12629 config/mips/linux.h, config/mips/elfoabi.h, config/mips/elf.h,
12630 config/mips/sdb.h, config/mips/windiss.h, config/mips/rtems.h,
12631 config/mips/3000.md, config/mips/iris5.h, config/mips/5000.md,
12632 config/mips/7000.md, config/mips/9000.md, config/mips/4600.md,
12633 config/mips/linux64.h, config/mips/elforion.h,
12634 config/mips/constraints.md, config/mips/generic.md,
12635 config/mips/predicates.md, config/mips/4300.md,
12636 config/mips/mips-ps-3d.md, config/mips/iris.h, config/mips/24k.md,
12637 config/mips/mips.md, config/mips/mips.opt, config/mips/4k.md,
12638 config/mips/5k.md, config/mips/vr4120-div.S,
12639 config/mips/openbsd.h, config/mips/iris6.h, config/mips/4000.md,
12640 config/mips/mips-protos.h, config/mips/6000.md,
12641 config/mips/mips.c, config/mips/mips.h, config/mips/r3900.h,
12642 config/mips/74k.md, config/mips/netbsd.h, config/mips/vxworks.h,
12643 config/mips/mips-modes.def, config/mips/vr.h,
12644 config/soft-fp/t-softfp, config/openbsd.h, config/ptx4.h,
12645 config/freebsd-spec.h, config/vax/vax.c, config/vax/openbsd.h,
12646 config/vax/vax.h, config/vax/elf.h, config/vax/vax.md,
12647 config/vax/bsd.h, config/vax/vax.opt, config/vax/vax-modes.def,
12648 config/vax/openbsd1.h, config/vax/netbsd.h,
12649 config/vax/vax-protos.h, config/vax/netbsd-elf.h,
12650 config/vax/vaxv.h, config/vax/ultrix.h, config/freebsd.h,
12651 config/h8300/rtems.h, config/h8300/predicates.md,
12652 config/h8300/h8300.c, config/h8300/h8300.h, config/h8300/elf.h,
12653 config/h8300/h8300.md, config/h8300/h8300.opt,
12654 config/h8300/coff.h, config/h8300/h8300-protos.h,
12655 config/v850/v850.md, config/v850/predicates.md,
12656 config/v850/v850-c.c, config/v850/v850.c, config/v850/v850.opt,
12657 config/v850/v850.h, config/v850/v850-protos.h, config/vxworks.c,
12658 config/knetbsd-gnu.h, config/sol2-6.h, config/vxworks.h,
12659 config/mmix/mmix.h, config/mmix/predicates.md,
12660 config/mmix/mmix-protos.h, config/mmix/mmix.md,
12661 config/mmix/mmix.c, config/mmix/mmix.opt,
12662 config/mmix/mmix-modes.def, config/bfin/bfin.opt,
12663 config/bfin/rtems.h, config/bfin/bfin-modes.def,
12664 config/bfin/predicates.md, config/bfin/bfin-protos.h,
12665 config/bfin/bfin.c, config/bfin/bfin.h, config/bfin/bfin.md:
12668 2007-08-02 Richard Sandiford <richard@codesourcery.com>
12670 * emit-rtl.c (reset_used_decls): Rename to...
12671 (set_used_decls): ...this. Set the used flag rather than clearing it.
12672 (unshare_all_rtl_again): Update accordingly. Set flags on argument
12673 DECL_RTLs rather than resetting them.
12675 2007-08-02 Andreas Krebbel <krebbel1@de.ibm.com>
12677 * config/s390/s390.md ("*xordi3_cconly"): Change xr to xg.
12679 2007-08-01 Sandra Loosemore <sandra@codesourcery.com>
12681 * reload.c (find_reloads_address_part): Pass correct MEMREFLOC
12682 argument to find_reloads_address.
12684 2007-08-01 Daniel Jacobowitz <dan@codesourcery.com>
12686 PR tree-optimization/32919
12687 * tree-ssa-sccvn.c (visit_phi): Do not visit abnormal PHIs.
12688 * tree-ssa-coalesce.c (ssa_conflicts_dump): New.
12689 (coalesce_ssa_name): Call it.
12691 2007-08-01 Sandra Loosemore <sandra@codesourcery.com>
12692 David Ung <davidu@mips.com>
12694 * config/mips/mips16.S (__mips16_unordsf2, __mips16_floatunsisf): New.
12695 (__mips16_unorddf2, __mips16_floatunsidf): New.
12696 * config/mips/mips.c (mips_init_libfuncs): Add optab entries for
12698 * config/mips/t-libgcc-mips16 (LIB1ASMFUNCS): Add new functions.
12700 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
12702 * tree-pretty-print.c (dump_generic_node): Dump OMP_SECTIONS_SWITCH.
12703 Display new operands of OMP_SECTIONS and OMP_CONTINUE.
12704 * tree.h (OMP_SECTIONS_CONTROL): New macro.
12705 (OMP_DIRECTIVE_P): Add OMP_SECTIONS_SWITCH.
12706 * omp-low.c (get_ws_args_for, determine_parallel_type,
12707 expand_omp_for_generic, expand_omp_for_static_nochunk,
12708 expand_omp_for_static_chunk, expand_omp_for, expand_omp_sections):
12709 Work with more precise CFG.
12710 (build_omp_regions_1): Handle OMP_SECTIONS_SWITCH.
12711 (lower_omp_sections): Emit OMP_SECTIONS_SWITCH. Add arguments to
12713 * tree-gimple.c (is_gimple_stmt): Handle OMP_SECTIONS_SWITCH.
12714 * gimple-low.c (lower_stmt): Ditto.
12715 * tree-inline.c (estimate_num_insns_1): Ditto.
12716 * tree.def (OMP_SECTIONS, OMP_CONTINUE): Added new operands.
12717 (OMP_SECTIONS_SWITCH): New.
12718 * tree-cfgcleanup.c (cleanup_omp_return): New.
12719 (cleanup_tree_cfg_bb): Call cleanup_omp_return.
12720 * tree-cfg.c (make_edges): Create back edges for OMP_CONTINUE
12721 and exit edge for OMP_FOR. Handle OMP_SECTIONS_SWITCH.
12722 (tree_redirect_edge_and_branch): Handle omp constructs.
12724 * fortran/trans-openmp.c (gfc_trans_omp_sections): Build OMP_SECTIONS
12725 with three arguments.
12727 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
12729 * tree-cfg.c (tree_merge_blocks): Preserve loop exit phi nodes only
12730 in loop closed ssa.
12732 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
12734 * tree-ssa-threadupdate.c (thread_through_all_blocks): Record that
12735 the loop structures may need fixing.
12736 * tree-cfgcleanup.c (cleanup_tree_cfg_noloop, repair_loop_structures):
12738 (cleanup_tree_cfg_loop): Removed.
12739 (cleanup_tree_cfg): If loops need fixing, call repair_loop_structures.
12740 * tree-predcom.c (tree_predictive_commoning): Return TODO_cleanup_cfg
12741 instead of running cleanup_tree_cfg_loop.
12742 * cfgloop.h (LOOPS_NEED_FIXUP): New constant.
12743 * tree-flow.h (cleanup_tree_cfg_loop): Declaration removed.
12744 (tree_predictive_commoning): Declaration changed.
12745 * passes.c (execute_function_todo): Do not use cleanup_tree_cfg_loop.
12747 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
12749 * doc/invoke.texi (l1-cache-size): Update documentation.
12750 (l2-cache-size): Document.
12751 * params.h (L2_CACHE_SIZE): New macro.
12752 * tree-ssa-loop-prefetch.c (L1_CACHE_SIZE_BYTES): Reflect
12753 that L1_CACHE_SIZE is in kB now.
12754 (L2_CACHE_SIZE_BYTES): New macro.
12755 (tree_ssa_prefetch_arrays): Show size in kB.
12756 * config/i386/i386.h (struct processor_costs): Add l1_cache_size
12757 and l2_cache_size fields.
12758 * config/i386/driver-i386.c (describe_cache): Detect cache size
12760 * config/i386/i386.c (size_cost, i386_cost, i486_cost,pentium_cost,
12761 pentiumpro_cost, geode_cost, k6_cost, athlon_cost, k8_cost,
12762 amdfam10_cost, pentium4_cost, nocona_cost, core2_cost,
12763 generic64_cost, generic32_cost): Add l1_cache_size and l2_cache_size.
12764 (override_options): Set l1-cache-size and l2-cache-size to default
12765 values if not specified otherwise.
12766 * params.def (PARAM_L1_CACHE_SIZE): Change to set in kB.
12767 (PARAM_L2_CACHE_SIZE): New.
12769 2007-08-01 Nigel Stephens <nigel@mips.com>
12770 David Ung <davidu@mips.com>
12771 Thiemo Seufer <ths@mips.com>
12772 Chris Dearman <chris@mips.com>
12773 Richard Sandiford <richard@codesourcery.com>
12775 * config.gcc (mips*-sde-elf*): New stanza.
12776 (mipsisa32-*-elf*, mipsisa32el-*-elf*, mipsisa32r2-*-elf*)
12777 (mipsisa32r2el-*-elf*, mipsisa64-*-elf*, mipsisa64el-*-elf*)
12778 (mipsisa64sb1-*-elf*, mipsisa64sb1el-*-elf*, mips-*-elf*)
12779 (mipsel-*-elf*, mips64-*-elf*, mips64el-*-elf*, mips64orion-*-elf*)
12780 (mips64orionel-*-elf*, mips*-*-rtems*, mips-wrs-windiss)
12781 (mipstx39-*-elf*, mipstx39el-*-elf*): Add mips/t-libgcc-mips16
12783 * config/mips/sde.h: New file.
12784 * config/mips/t-libgcc-mips16: Likewise.
12785 * config/mips/t-sde: Likewise.
12786 * config/mips/linux.h (TARGET_OS_CPP_BUILTINS): Remove settings
12787 of _ABIN32, _ABI64, _ABIO32, _MIPS_SIM, _MIPS_SZLONG, _MIPS_SZPTR,
12788 _MIPS_FPSET and _MIPS_SZINT.
12789 * config/mips/iris.h (TARGET_OS_CPP_BUILTINS): Likewise.
12790 * config/mips/elfoabi.h (DRIVER_SELF_SPECS): Remove separate
12791 insertion of a default -mips option. Use MIPS_32BIT_OPTION_SPEC.
12792 * config/mips/t-isa3264 (LIB1ASMSRC, LIB1ASMFUNCS): Delete.
12793 * config/mips/t-r3900 (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
12794 * config/mips/t-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
12795 * config/mips/mips.h (TARGET_CPU_CPP_BUITINS): Define _ABIO32,
12796 _ABIN32, _ABI64, _ABIO64, _MIPS_SIM, _MIPS_SZINT, _MIPS_SZLONG,
12797 _MIPS_SZPTR and _MIPS_FPSET.
12798 (MIPS_ISA_LEVEL_SPEC): Inject the default -mips option if no
12799 architecture is specified.
12800 (MIPS_32BIT_OPTION_SPEC): New macro.
12802 2007-07-31 Dan Hipschman <dsh@google.com>
12804 * gcc.c (end_going_arg): New function.
12805 (do_spec_2): Use it.
12806 (do_spec_1): Use it.
12808 2007-07-31 H.J. Lu <hongjiu.lu@intel.com>
12810 * ddg.c (add_cross_iteration_register_deps): Declare bb_info
12811 only if ENABLE_CHECKING is defined.
12813 2007-07-31 Kenneth Zadeck <zadeck@naturalbridge.com>
12815 * df.h (DF_RU, DF_RU_BB_INFO, df_ru_bb_info, df_ru,
12816 df_ru_add_problem, df_ru_get_bb_info): Removed.
12817 (DF_RD, DF_UREC, DF_CHAIN, DF_NOTE): Renumbered.
12818 * df-problems.c (df_ru_problem_data, df_ru_set_bb_info,
12819 df_ru_free_bb_info, df_ru_alloc,
12820 df_ru_bb_local_compute_process_def,
12821 df_ru_bb_local_compute_process_use, df_ru_bb_local_compute,
12822 df_ru_local_compute, df_ru_init_solution, df_ru_confluence_n,
12823 df_ru_transfer_function, df_ru_free, df_ru_start_dump,
12824 df_ru_top_dump, df_ru_bottom_dump, df_problem problem_RU,
12825 df_ru_add_problem): Removed.
12827 2007-07-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12830 * pa.md (casesi32): Use match_scratch. Revise insn condition.
12831 (casesi32p, casesi64p): Likewise.
12832 (casesi): Adjust for above.
12834 2007-07-31 Richard Sandiford <richard@codesourcery.com>
12836 * mode-switching.c (create_pre_exit): Don't search past calls.
12838 2007-07-31 Sandra Loosemore <sandra@codesourcery.com>
12840 * config/mips/mips.h (ISA_HAS_SYNCI): Add !TARGET_MIPS16 test.
12842 2007-07-31 Revital Eres <eres@il.ibm.com>
12844 * ddg.c (add_deps_for_def): Rename to...
12845 (add_cross_iteration_register_deps): This. Change implementation
12846 to use only reaching def and def-use chains to construct the
12847 inter loop dependencies.
12848 (add_deps_for_use): Remove function.
12849 (build_inter_loop_deps): Call add_cross_iteration_register_deps
12850 function to build the inter loop dependencies.
12851 * modulo-sched.c (sms_schedule): Build only
12852 reaching def and def-use chains for the propose of the ddg
12855 2007-07-31 Julian Brown <julian@codesourcery.com>
12857 * config/arm/neon.md (vec_set<mode>_internal, vec_setv2di_internal):
12858 New define_insns. Use correct RTL.
12859 (vec_set<mode>): Write as expander.
12861 2007-07-31 Razya Ladelsky <razya@il.ibm.com>
12863 * matrix-reorg.c (analyze_matrix_allocation_site): Avoid referring
12864 to an unallocated space.
12866 2007-07-30 Jan Sjodin <jan.sjodin@amd.com>
12869 (split_constant_offset): Enable split_constant_offset to extract
12870 constants from other statements.
12871 * tree-vect-transform.c
12872 (vect_create_addr_base_for_vector_ref): Generate data_ref_base
12873 to a temp var. Force base_offset to be simple.
12875 2007-07-30 Seongbae Park <seongbae.park@gmail.com>
12877 * df-scan.c (df_scan_verify): Remove artificial limit on
12878 the number of blocks for verification.
12879 * df-problems.c (df_lr_bb_local_compute, df_simulate_find_defs,
12880 df_simulate_defs): Avoid unnecessary insn checking for defs.
12882 2007-07-29 Mark Mitchell <mark@codesourcery.com>
12884 * config/m68k/lb1sf68.asm (FUNC): New macro.
12885 (__mulsi3): Use it.
12886 (__udivsi3): Likewise.
12887 (__divsi3): Likewise.
12888 (__umodsi3): Likewise.
12889 (__modsi3): Likewise.
12890 (__subdf3): Likewise.
12891 (__adddf3): Likewise.
12892 (__muldf3): Likewise.
12893 (__divdf3): Likewise.
12894 (__negdf2): Likewise.
12895 (__cmpdf2): Likewise.
12896 (__subsf3): Likewise.
12897 (__addsf3): Likewise.
12898 (__mulsf3): Likewise.
12899 (__divsf3): Likewise.
12900 (__negsf2): Likewise.
12901 (__cmpsf2): Likewise.
12902 (__eqdf2): Likewise.
12903 (__nedf2): Likewise.
12904 (__gtdf2): Likewise.
12905 (__gedf2): Likewise.
12906 (__ltdf2): Likewise.
12907 (__ledf2): Likewise.
12908 (__eqsf2): Likewise.
12909 (__nesf2): Likewise.
12910 (__gtsf2): Likewise.
12911 (__gesf2): Likewise.
12912 (__ltsf2): Likewise.
12913 (__lesf2): Likewise.
12915 2007-07-30 Ollie Wild <aaw@google.com>
12917 * c-ppoutput.c (print_lines_directives_only): New function.
12918 (scan_translation_unit_directives_only): New function.
12919 (preprocess_file): Add call to scan_translation_unit_directives_only.
12920 * c-opts.c (c_common_handle_option): Add OPT_fdirectives_only.
12921 (sanitize_cpp_opts): Add default flag_dump_macros setting for
12922 -fdirectives-only. Add errors for -fdirectives-only conflict with
12923 -Wunused-macros and -traditional.
12924 (finish_options): Add builtin macro initialization for
12925 -fdirectives-only + -fpreprocessed.
12926 * c.opt (fdirectives-only): New.
12927 * doc/cppopts.texi (fdirectives-only): New.
12929 2007-07-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12931 * alias.c (record_set, memory_modified_1): Constify.
12932 * bt-load.c (note_btr_set): Likewise.
12933 * caller-save.c (mark_set_regs, add_stored_regs): Likewise.
12934 * combine.c (set_nonzero_bits_and_sign_copies,
12935 expand_field_assignment, record_dead_and_set_regs_1,
12936 use_crosses_set_p, reg_dead_at_p_1, can_combine_p,
12937 likely_spilled_retval_1): Likewise.
12938 * config/frv/frv.c (frv_registers_update_1, frv_io_check_address,
12939 frv_io_handle_set): Likewise.
12940 * config/mips/mips.c (mips_sim_record_set,
12941 vr4130_true_reg_dependence_p_1): Likewise.
12942 * config/mt/mt.c (insn_dependent_p_1): Likewise.
12943 * config/s390/s390.c (s390_reg_clobbered_rtx): Likewise.
12944 * config/sh/sh.c (flow_dependent_p_1): Likewise.
12945 * cselib.c (cselib_invalidate_rtx_note_stores): Likewise.
12946 * dce.c (mark_nonreg_stores_1, mark_nonreg_stores_2): Likewise.
12947 * ddg.c (mark_mem_store): Likewise.
12948 * df-problems.c (df_urec_mark_reg_change): Likewise.
12949 * function.c (update_epilogue_consts): Likewise.
12950 * gcse.c (record_set_info, record_last_set_info,
12951 mems_conflict_for_gcse_p, canon_list_insert, reg_set_info,
12952 reg_clear_last_set): Likewise.
12953 * global.c (mark_reg_store, mark_reg_clobber, reg_becomes_live):
12955 * jump.c (reversed_comparison_code_parts): Likewise.
12956 * local-alloc.c (validate_equiv_mem_from_store, no_equiv,
12957 reg_is_set): Likewise.
12958 * loop-iv.c (mark_altered): Likewise.
12959 * mode-switching.c (reg_becomes_live): Likewise.
12960 * optabs.c (no_conflict_move_test): Likewise.
12961 * postreload-gcse.c (record_last_set_info, find_mem_conflicts):
12963 * postreload.c (reload_combine_note_store, move2add_note_store):
12965 * regmove.c (flags_set_1): Likewise.
12966 * regrename.c (note_sets, kill_clobbered_value, kill_set_value):
12968 * reload1.c (mark_not_eliminable, forget_old_reloads_1):
12970 * resource.c (update_live_status): Likewise.
12971 * rtl.h (set_of, note_stores): Likewise.
12972 * rtlanal.c (set_of_1, parms_set, struct set_of_data, set_of,
12973 note_stores, parms_set): Likewise.
12974 * sched-rgn.c (sets_likely_spilled_1): Likewise.
12975 * stack-ptr-mod.c (notice_stack_pointer_modification_1):
12977 * var-tracking.c (count_stores, add_stores): Likewise.
12979 2007-07-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12981 * alias.c (mems_in_disjoint_alias_sets_p,
12982 fixed_scalar_and_varying_struct_p, aliases_everything_p,
12983 nonoverlapping_component_refs_p, nonoverlapping_memrefs_p,
12984 write_dependence_p, mems_in_disjoint_alias_sets_p,
12985 read_dependence, true_dependence, canon_true_dependence,
12986 anti_dependence, output_dependence): Constify.
12987 * combine.c (extended_count): Likewise.
12988 * cse.c (cse_rtx_varies_p, hash_rtx, exp_equiv_p): Likewise.
12989 * cselib.c (get_value_hash, references_value_p,
12990 cselib_reg_set_mode, cselib_rtx_varies_p): Likewise.
12991 * cselib.h (cselib_reg_set_mode, references_value_p): Likewise.
12992 * emit-rtl.c (mem_expr_equal_p, active_insn_p): Likewise.
12993 * function.c (contains, prologue_epilogue_contains,
12994 sibcall_epilogue_contains): Likewise.
12995 * jump.c (simplejump_p, condjump_p, condjump_in_parallel_p,
12996 pc_set, any_uncondjump_p, any_condjump_p, onlyjump_p,
12997 only_sets_cc0_p, sets_cc0_p, rtx_renumbered_equal_p, true_regnum,
12998 reg_or_subregno): Likewise.
12999 * recog.c (asm_noperands): Likewise.
13000 * reload1.c (function_invariant_p): Likewise.
13001 * rtl.h (mem_expr_equal_p, active_insn_p, rtx_varies_p,
13002 rtx_addr_varies_p, asm_noperands, exp_equiv_p, hash_rtx,
13003 condjump_p, any_condjump_p, any_uncondjump_p, pc_set,
13004 simplejump_p, onlyjump_p, only_sets_cc0_p, sets_cc0_p,
13005 true_regnum, reg_or_subregno, condjump_in_parallel_p,
13006 extended_count, prologue_epilogue_contains,
13007 sibcall_epilogue_contains, function_invariant_p, true_dependence,
13008 canon_true_dependence, read_dependence, anti_dependence,
13009 output_dependence): Likewise.
13010 * rtlanal.c (rtx_varies_p, rtx_addr_varies_p): Likewise.
13012 2007-07-30 Julian Brown <julian@codesourcery.com>
13014 * config/arm/neon.md (V_ext): New mode attribute.
13015 (neon_vget_lane<mode>): Replace with define_expand.
13016 (neon_vget_lane<mode>_sext_internal)
13017 (neon_vget_lane<mode>_zext_internal): New define_insns for double
13018 and quad precision vectors.
13019 (neon_vget_lanedi): Add bounds check. Remove dead comment.
13020 * config/arm/neon.ml (get_lane): Make 32-bit get-lane intrinsics
13021 have typeless 32-bit result.
13023 2007-07-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
13026 * tree-affine.h (aff_tree): The type of rest is sizetype for types
13028 * tree-affine.c (aff_combination_scale): If type is a pointer type,
13029 use sizetype for rest.
13030 (aff_combination_add_elt): Likewise. Don't specialize pointer types.
13031 (aff_combination_convert): Don't convert rest for pointer types.
13033 2007-07-28 Daniel Berlin <dberlin@dberlin.org>
13035 * Makefile.in (tree-ssa-alias.o): Add alloc-pool.h
13037 * tree-ssa-alias.c: Add alloc-pool.h.
13038 (init_alias_info): Free alias_bitmap_obstack.
13039 (delete_alias_info): Call delete_mem_ref_stats.
13040 (get_mem_sym_stats_for): Use alloc_pool.
13041 (init_mem_ref_stats): Do not delete mem_ref_stats here.
13042 (delete_mem_sym_stats): Removed.
13044 2007-07-29 Sebastian Pop <sebpop@gmail.com>
13046 * tree-data-ref.c (add_multivariate_self_dist): Parametric access
13047 functions cannot be represented as classical distance vectors.
13049 2007-07-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13051 * attribs.c (hash_attr, eq_attr, init_attributes): Constify.
13052 * builtins.c (validate_arg, builtin_mathfn_code,
13053 validate_arglist): Likewise.
13054 * calls.c (call_expr_flags): Likewise.
13055 * combine.c (reg_nonzero_bits_for_combine,
13056 reg_num_sign_bit_copies_for_combine, get_last_value,
13057 reg_truncated_to_mode): Likewise.
13058 * emit-rtl.c (subreg_lowpart_p): Likewise.
13059 * expr.c (highest_pow2_factor_for_target,
13060 categorize_ctor_elements_1, categorize_ctor_elements,
13061 count_type_elements, contains_packed_reference,
13062 highest_pow2_factor, highest_pow2_factor_for_target): Likewise.
13063 * fold-const.c (may_negate_without_overflow_p, int_const_binop,
13064 fold_convertible_p, operand_equal_p, tree_swap_operands_p,
13065 native_encode_int, native_encode_real, native_encode_complex,
13066 native_encode_vector, native_encode_expr, native_interpret_int,
13067 native_interpret_real, native_interpret_complex,
13068 native_interpret_vector, native_interpret_expr): Likewise.
13069 * function.c (use_register_for_decl): Likewise.
13070 * gimplify.c (get_name): Likewise.
13071 * langhooks-def.h (lhd_return_null_const_tree): New.
13072 (LANG_HOOKS_GET_CALLEE_FNDECL): Use it.
13073 * langhooks.c (lhd_return_null_const_tree): New.
13074 * langhooks.h (lang_get_callee_fndecl): Constify.
13075 * output.h (constructor_static_from_elts_p): Likewise.
13076 * rtl-factoring.c (gen_symbol_ref_rtx_for_label): Likewise.
13077 * rtl.h (nonzero_bits, num_sign_bit_copies, truncated_to_mode,
13078 subreg_lowpart_p, noop_move_p, struct rtl_hooks): Likewise.
13079 * rtlanal.c (cached_nonzero_bits, nonzero_bits1,
13080 cached_num_sign_bit_copies, num_sign_bit_copies1, noop_move_p,
13081 nonzero_bits, num_sign_bit_copies, truncated_to_mode): Likewise.
13082 * rtlhooks-def.h (reg_nonzero_bits_general,
13083 reg_num_sign_bit_copies_general, reg_truncated_to_mode_general):
13085 * rtlhooks.c (reg_num_sign_bit_copies_general,
13086 reg_nonzero_bits_general, reg_truncated_to_mode_general):
13088 * stmt.c (warn_if_unused_value, is_body_block): Likewise.
13089 * stor-layout.c (mode_for_size_tree): Likewise.
13090 * tree-ssa-loop-im.c (memref_eq): Likewise.
13091 * tree-ssa-loop-ivopts.c (tree_int_cst_sign_bit): Likewise.
13092 * tree.c (contains_placeholder_p, type_list_equal,
13093 simple_cst_equal, get_callee_fndecl, operand_equal_for_phi_arg_p):
13095 * tree.h (tree_int_cst_sign_bit, may_negate_without_overflow_p,
13096 mode_for_size_tree, categorize_ctor_elements, count_type_elements,
13097 contains_placeholder_p, contains_packed_reference,
13098 get_callee_fndecl, operand_equal_for_phi_arg_p,
13099 warn_if_unused_value, is_body_block, native_encode_expr,
13100 native_interpret_expr, fold_convertible_p, operand_equal_p,
13101 int_const_binop, tree_swap_operands_p, builtin_mathfn_code,
13102 validate_arglist, simple_cst_equal, type_list_equal,
13103 use_register_for_decl, call_expr_flags, get_name,
13104 highest_pow2_factor): Likewise.
13105 (const_call_expr_arg_iterator_d,
13106 init_const_call_expr_arg_iterator, next_const_call_expr_arg,
13107 first_const_call_expr_arg, more_const_call_expr_args_p,
13108 FOR_EACH_CONST_CALL_EXPR_ARG): New.
13109 * varasm.c (constructor_static_from_elts_p): Constify.
13111 2007-07-28 Kazu Hirata <kazu@codesourcery.com>
13113 * cfglayout.c, config/arm/arm.c, config/arm/cortex-a8.md,
13114 config/arm/neon-schedgen.ml, config/arm/neon.ml,
13115 config/arm/vec-common.md, config/ia64/div.md, cselib.c,
13116 df-core.c, df.h, dominance.c, optabs.c, opts.c, reg-stack.c,
13117 regstat.c, target.h, tree-ssa-live.c, tree-ssa-pre.c,
13118 tree-vect-transform.c, tree.def: Fix comment typos. Follow
13119 spelling conventions.
13120 * doc/invoke.texi: Follow spelling conventions.
13122 2007-07-29 Vladimir Yanovsky <yanov@il.ibm.com>
13123 Revital Eres <eres@il.ibm.com>
13125 * modulo-sched.c (sms_schedule): Avoid loops which includes
13126 auto-increment instructions.
13128 2007-07-28 Richard Guenther <rguenther@suse.de>
13130 PR middle-end/32920
13131 * fold-const.c (fold_cond_expr_with_comparison): Convert
13132 operand zero of MIN/MAX_EXPR to correct type.
13134 2007-07-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13136 * calls.c (special_function_p, setjmp_call_p, alloca_call_p,
13137 flags_from_decl_or_type): Constify.
13138 * gcc.c (do_spec_1): Likewise.
13139 * print-tree.c (dump_addr, print_node_brief): Likewise.
13140 * tree-cfg.c (stmt_starts_bb_p, is_ctrl_stmt, computed_goto_p,
13141 simple_goto_p, tree_can_make_abnormal_goto, stmt_starts_bb_p,
13142 tree_purge_all_dead_eh_edges): Likewise.
13143 * tree-flow.h (is_ctrl_stmt, computed_goto_p, simple_goto_p,
13144 tree_can_make_abnormal_goto, tree_purge_all_dead_eh_edges):
13146 * tree.c (expr_location, expr_has_location, expr_locus,
13147 expr_filename, expr_lineno, get_inner_array_type,
13148 fields_compatible_p): Likewise.
13149 * tree.h (get_inner_array_type, fields_compatible_p,
13150 expr_location, expr_has_location, expr_locus, expr_filename,
13151 expr_lineno, dump_addr, print_node_brief, flags_from_decl_or_type,
13152 setjmp_call_p, alloca_call_p): Likewise.
13154 2007-07-28 Daniel Berlin <dberlin@dberlin.org>
13156 * timevar.def: Add TV_CALL_CLOBBER, TV_FLOW_SENSITIVE,
13157 TV_FLOW_INSENSITIVE.
13159 * tree-ssa-alias.c (compute_call_clobbered): Push/pop
13161 (compute_flow_sensitive_aliasing): Ditto for TV_FLOW_SENSITIVE.
13162 (compute_flow_insensitive_aliasing): Ditto for
13163 TV_FLOW_INSENSITIVE.
13165 2007-07-27 Jan Hubicka <jh@suse.cz>
13167 * config/i386/i386.c (register_move_cost): Remove accidentally
13168 comitted #if 0 block.
13170 * attribs.c: Include hashtab.h
13171 (attribute_hash): New.
13172 (substring): New structure.
13173 (extract_attribute_substring, substring_hash, hash_attr, eq_attr):
13175 (init_attributes): Initialize attribute hash.
13176 (decl_attributes): Use attribute hash.
13177 * Makefile.in (attribs.c): Depend on hashtab.h.
13179 2007-07-27 Steve Ellcey <sje@cup.hp.com>
13181 * config/ia64/vect.md (vec_initv2si): Remove bad BIG_ENDIAN test.
13183 2007-07-27 Richard Sandiford <richard@codesourcery.com>
13185 * doc/invoke.texi (mdsp, mdspr2): Document the __mips_dsp,
13186 __mips_dspr2 and __mips_dsp_rev macros.
13187 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dsp_rev.
13189 2007-07-27 Douglas Gregor <doug.gregor@gmail.com>
13191 * c-common.h (enum rid): Add RID_DECLTYPE, update RID_LAST_CXX0X.
13193 2007-07-26 Kenneth Zadeck <zadeck@naturalbridge.com>
13195 PR middle-end/32749
13197 * df-problems.c (df_create_unused_note): Removed do_not_gen parm
13198 and the updating of the live and do_not_gen sets.
13199 (df_note_bb_compute): Added updating of live and do_not_gen sets
13200 for regular defs so that the case of clobber inside conditional
13201 call is processed correctly.
13203 2007-07-27 Zdenek Dvorak <dvorakz@suse.cz>
13205 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Generate the
13206 operands with compatible type.
13208 2007-07-27 Richard Sandiford <richard@codesourcery.com>
13210 * expr.h (store_bit_field): Don't return a value.
13211 * expmed.c (check_predicate_volatile_ok): New function.
13212 (store_bit_field_1): New function, extracted from store_bit_field.
13213 Take a fallback_p argument and return true if the operation succeeded.
13214 Only use store_fixed_bit_field if fallback_p. Don't recompute
13215 mode_for_extraction; use op_mode instead. Try forcing memories
13216 into registers if the insv expander fails.
13217 (store_bit_field): Use store_bit_field_1 with fallback_p true.
13218 Don't return a value.
13219 (convert_extracted_bit_field): New function, extracted from
13221 (extract_bit_field_1): Likewise. Take a fallback_p argument
13222 and return NULL if the operation succeeded. Only use
13223 extract_fixed_bit_field if fallback_p. Only calculate one
13224 extraction mode. Combine code for extv and extzv. Try forcing
13225 memories into registers if the ext(z)v expander fails.
13226 (extract_bit_field): Use extract_bit_field_1 with fallback_p true.
13228 2007-07-27 Richard Sandiford <rsandifo@nildram.co.uk>
13230 * df.h (df_mw_hardreg): Turn df_ref_type and df_ref_flags
13232 (df_ref): Likewise. Put regno with other integer fields.
13234 2007-07-27 Richard Sandiford <rsandifo@nildram.co.uk>
13236 * df.h (df_mw_hardreg): Remove "loc" field.
13237 * df-scan.c (df_ref_record): Don't set it. Remove redundant
13239 * df-problems.c (df_whole_mw_reg_unused_p): New function,
13240 split out from df_set_unused_notes_for_mw. Return false for
13241 partial references. Assert that mw_reg is a REG when returning true.
13242 (df_set_unused_notes_for_mw): Use it. Use mw_reg instead of *loc.
13243 (df_whole_mw_reg_dead_p): New function, split out from
13244 df_set_dead_notes_for_mw. Return false for partial references.
13245 Assert that mw_reg is a REG when returning true.
13246 (df_set_dead_notes_for_mw): Use it. Use mw_reg instead of *loc.
13247 Remove redundant bitmap check.
13249 2007-07-26 H.J. Lu <hongjiu.lu@intel.com>
13251 * config/ia64/t-ia64 ($(T)crtbegin.o): Removed.
13252 ($(T)crtend.o): Likwise.
13253 ($(T)crtbeginS.o): Likwise.
13254 ($(T)crtendS.o): Likwise.
13255 ($(T)crtfastmath.o): Likwise.
13257 2007-07-26 Zdenek Dvorak <dvorakz@suse.cz>
13259 * dominance.c (dom_computed, n_bbs_in_dom_tree): Removed.
13260 * function.h (dom_computed, n_bbs_in_dom_tree): New macros.
13261 * basic-block.h (struct control_flow_graph): Added x_dom_computed
13262 and x_n_bbs_in_dom_tree fields.
13264 2007-07-26 Steve Ellcey <sje@cup.hp.com>
13266 PR tree-optimization/32087
13267 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop):
13268 Do not call scale_bbs_frequencies_int with prob of zero.
13270 2007-07-26 Julian Brown <julian@codesourcery.com>
13272 * config/arm/arm-protos.h (neon_lane_bounds, neon_const_bounds)
13273 (neon_element_bits): Add prototypes.
13274 * config/arm/arm.c (bounds_check, neon_lane_bounds)
13275 (neon_const_bounds, neon_element_bits): New functions.
13276 * config/arm/neon.md (neon_vget_lane<mode>, neon_vget_lanedi)
13277 (neon_vget_lanev2di, neon_vset_lane<mode>, neon_vset_lanedi)
13278 (neon_vset_lanev2di, neon_vdup_lane<mode>, neon_vdup_lanedi)
13279 (neon_vdup_lanev2di, neon_vcvt_n<mode>, neon_vmul_lane<mode>)
13280 (neon_vmull_lane<mode>, neon_vqdmull_lane<mode>)
13281 (neon_vqdmulh_lane<mode>, neon_vmla_lane<mode>)
13282 (neon_vmlal_lane<mode>, neon_vqdmlal_lane<mode>)
13283 (neon_vmls_lane<mode>, neon_vmlsl_lane<mode>)
13284 (neon_vqdmlsl_lane<mode>, neon_vext<mode>, neon_vshr_n<mode>)
13285 (neon_vshrn_n<mode>, neon_vqshrn_n<mode>, neon_vqshrun_n<mode>)
13286 (neon_vshl_n<mode>, neon_vshl_n<mode>, neon_vqshl_n<mode>)
13287 (neon_vqshlu_n<mode>, neon_vshll_n<mode>, neon_vsra_n<mode>)
13288 (neon_vsri_n<mode>, neon_vsli_n<mode>): Add bounds checks.
13290 2007-07-26 Nathan Froyd <froydnj@codesourcery.com>
13292 * config/vxworks.h (VXWORKS_LINK_SPEC): Fix typo.
13293 (HAVE_AS_GNU_ATTRIBUTE): Undefine.
13295 2007-07-26 Mark Shinwell <shinwell@codesourcery.com>
13296 Julian Brown <julian@codesourcery.com>
13298 * config/arm/arm.c (arm_mac_accumulator_is_mul_result): New.
13299 * config/arm/arm-protos.h (arm_mac_accumulator_is_mul_result): New.
13300 * config/arm/cortex-a8.md: New.
13301 * config/arm/cortex-a8-neon.md: New.
13302 * config/arm/neon-schedgen.ml: New.
13303 * config/arm/neon.md (vqh_mnem): New.
13305 (Is_float_mode): New.
13306 (Scalar_mul_8_16): New.
13308 (V_mode_nunits): New.
13309 (All instruction patterns): Annotate with neon_type attribute
13311 * config/arm/arm.md: Include cortex-a8.md.
13312 (insn): Add smmla, umaal, smlald, smlsld, clz, mrs, msr and xtab
13314 Annotate instruction patterns accordingly.
13315 (generic_sched): Do not use generic scheduling for Cortex-A8.
13316 (generic_vfp): Do not use generic VFP scheduling for Cortex-A8.
13318 2007-07-26 Daniel Jacobowitz <dan@codesourcery.com>
13320 * fold-const.c (fold_read_from_constant_string): Use
13321 build_int_cst_type.
13322 * tree-ssa-ccp.c (fold_const_aggregate_ref): Likewise.
13324 2007-07-26 Nick Clifton <nickc@redhat.com>
13326 * tree-ssa-operands.h: Change copyright header to refer to version
13327 3 of the GNU General Public License and to point readers at the
13328 COPYING3 file and the FSF's license web page.
13329 * tree-vrp.c, regrename.c, attribs.c, loop-unswitch.c,
13330 sched-ebb.c, fwprop.c, tree-loop-linear.c, dwarf2asm.c,
13331 tree-into-ssa.c, dwarf2asm.h, tree-ssa-loop-im.c, sbitmap.c,
13332 targhooks.c, tree-dump.c, tree-complex.c, sbitmap.h, targhooks.h,
13333 tree-dump.h, regstat.c, see.c, machmode.h, hooks.c, cgraphbuild.c,
13334 hooks.h, genrecog.c, tree-ssa-threadupdate.c, gen-protos.c,
13335 flags.h, rtlhooks.c, gencheck.c, tree-ssa-loop-niter.c,
13336 opts-common.c, dbgcnt.def, tree-pretty-print.c, tracer.c,
13337 gengtype.c, mkconfig.sh, gengtype.h, tree-ssa-loop-unswitch.c,
13338 cgraph.c, c-lex.c, cgraph.h, libfuncs.h, cfgloopmanip.c,
13339 rtl-error.c, optabs.c, postreload-gcse.c, tree-ssa-loop-manip.c,
13340 optabs.h, genmddeps.c, defaults.h, postreload.c, value-prof.c,
13341 tree-ssa-loop-ch.c, tree-tailcall.c, gengenrtl.c, value-prof.h,
13342 genopinit.c, tree.c, tree.h, reload.c, tree-pass.h, ipa-cp.c,
13343 reload.h, bitmap.c, bitmap.h, tree-scalar-evolution.c,
13344 c-config-lang.in, tree-scalar-evolution.h, target.h, cppspec.c,
13345 rtlanal.c, ddg.c, lambda-mat.c, mips-tdump.c, ddg.h,
13346 tree-phinodes.c, mips-tfile.c, pointer-set.c, pointer-set.h,
13347 diagnostic.c, final.c, diagnostic.h, builtins.c, genoutput.c,
13348 gcc.c, lists.c, tree-ssa-alias-warnings.c, gcc.h, cfghooks.c,
13349 input.h, gensupport.c, fold-const.c, cfghooks.h, insn-notes.def,
13350 gensupport.h, builtin-attrs.def, sync-builtins.def, params.c,
13351 cfgloopanal.c, params.h, graphds.c, omp-low.c, tree-ssa-dse.c,
13352 graphds.h, gcov.c, cfg.c, genextract.c, ipa-reference.c,
13353 genautomata.c, tree-ssa-uncprop.c, auto-inc-dec.c, toplev.c,
13354 tree-gimple.c, ipa-reference.h, vmsdbgout.c, errors.c, toplev.h,
13355 reorg.c, tree-gimple.h, tree-chrec.c, pretty-print.c, errors.h,
13356 real.c, tree-chrec.h, pretty-print.h, debug.c, real.h, genemit.c,
13357 omega.c, c-cppbuiltin.c, genmultilib, debug.h, omega.h,
13358 tree-ssa-sccvn.c, genconfig.c, tree-ssa-sccvn.h, cgraphunit.c,
13359 regs.h, df-scan.c, vec.c, hosthooks-def.h, vec.h,
13360 tree-ssa-copyrename.c, scan.c, builtin-types.def, tree-ssa-ccp.c,
13361 scan.h, mode-classes.def, haifa-sched.c, dominance.c, dojump.c,
13362 double-int.c, gcov-io.c, dbxout.c, builtins.def, double-int.h,
13363 dbxout.h, tree-ssa-loop-ivopts.c, df-core.c, mode-switching.c,
13364 gengtype-lex.l, tree-nomudflap.c, modulo-sched.c, c-objc-common.c,
13365 hosthooks.h, c-objc-common.h, caller-save.c, graph.c,
13366 ipa-pure-const.c, graph.h, c-format.c, cse.c, fix-header.c,
13367 c-format.h, web.c, tree-stdarg.c, genpeep.c, tree-stdarg.h,
13368 tree-ssa-math-opts.c, xcoffout.c, tree-ssa-dom.c, tree-nrv.c,
13369 xcoffout.h, tree-ssa-propagate.c, ipa-utils.c,
13370 tree-ssa-propagate.h, tree-ssa-alias.c, loop-init.c, ipa-utils.h,
13371 gimple-low.c, rtl.def, c-tree.h, tree-ssa-sink.c, ipa-inline.c,
13372 mkmap-symver.awk, machmode.def, c-pch.c, cfganal.c, global.c,
13373 alloc-pool.c, c-semantics.c, alloc-pool.h, jump.c, ifcvt.c,
13374 dwarf2out.c, expr.c, cfgbuild.c, tree-browser.c, dwarf2out.h,
13375 expr.h, longlong.h, opts.c, gcov-iov.c, opts.h, dwarf2.h,
13376 genattrtab.c, genconditions.c, genattr.c, optc-gen.awk,
13377 timevar.def, tree-ssa-loop-ivcanon.c, hard-reg-set.h, predict.c,
13378 tree-ssa-loop.c, host-default.c, predict.h, recog.c, dbgcnt.c,
13379 recog.h, dbgcnt.h, c-aux-info.c, tree-ssa-address.c, timevar.c,
13380 dse.c, lcm.c, tree-ssa-ifcombine.c, timevar.h, dse.h,
13381 matrix-reorg.c, tree-vn.c, treestruct.def, fp-test.c, c-decl.c,
13382 tree-eh.c, c-errors.c, c-pretty-print.c, regmove.c,
13383 lambda-trans.c, c-pretty-print.h, et-forest.c, et-forest.h,
13384 ebitmap.c, configure.ac, local-alloc.c, function.c, langhooks.c,
13385 ebitmap.h, cppdefault.c, tree-vectorizer.c, function.h,
13386 langhooks.h, print-rtl.c, cppdefault.h, df.h, tree-vectorizer.h,
13387 sdbout.c, stor-layout.c, sdbout.h, rtlhooks-def.h, read-rtl.c,
13388 gcse.c, ipa-type-escape.c, vmsdbg.h, alias.c, gengtype-parse.c,
13389 ipa-type-escape.h, domwalk.c, alias.h, tree-if-conv.c, profile.c,
13390 init-regs.c, domwalk.h, ipa.c, gccbug.in, tree-data-ref.c,
13391 loop-unroll.c, tree-data-ref.h, tree-flow-inline.h, tree-affine.c,
13392 mkmap-flat.awk, tree-affine.h, tree-vect-analyze.c, c.opt, ggc.h,
13393 opt-gather.awk, c-typeck.c, gimplify.c, coretypes.h, exec-tool.in,
13394 insn-addr.h, tree-ssa-phiopt.c, c-pragma.c, c-pragma.h, calls.c,
13395 tree-ssa-coalesce.c, genmodes.c, loop-doloop.c, predict.def,
13396 dwarf.h, tree.def, rtl-factoring.c, lower-subreg.c, expmed.c,
13397 bt-load.c, ggc-common.c, genflags.c, tree-dfa.c, except.c,
13398 coverage.c, except.h, emit-rtl.c, cfgexpand.c, coverage.h,
13399 stringpool.c, cselib.c, emit-rtl.h, tree-cfgcleanup.c, c-opts.c,
13400 cselib.h, cfgcleanup.c, simplify-rtx.c, tree-ssa-pre.c, explow.c,
13401 tree-ssa-live.c, tree-sra.c, tree-ssa-live.h, tree-predcom.c,
13402 loop-invariant.c, genpreds.c, protoize.c, opth-gen.awk, c-dump.c,
13403 lambda.h, loop-iv.c, tree-mudflap.c, ipa-prop.c, print-tree.c,
13404 tree-mudflap.h, tree-ssa-copy.c, ipa-prop.h, cfglayout.c,
13405 tree-ssa-forwprop.c, c-convert.c, cfglayout.h, common.opt,
13406 ggc-zone.c, ggc-page.c, c-omp.c, tree-ssa-dce.c, gencodes.c,
13407 varasm.c, tree-vect-patterns.c, libada-mk.in, tree-ssa-ter.c,
13408 sched-deps.c, tree-nested.c, c-ppoutput.c, tree-ssa.c,
13409 target-def.h, tree-ssa-loop-prefetch.c, lambda-code.c,
13410 omp-builtins.def, rtl.c, regclass.c, stab.def, intl.c, rtl.h,
13411 intl.h, tree-inline.c, conditions.h, tree-inline.h, integrate.c,
13412 sched-int.h, tree-iterator.c, integrate.h, tree-iterator.h,
13413 genchecksum.c, tree-optimize.c, output.h, tree-vect-transform.c,
13414 tree-object-size.c, combine.c, tree-outof-ssa.c, addresses.h,
13415 bb-reorder.c, stack-ptr-mod.c, resource.c, var-tracking.c,
13416 cfgloop.c, system.h, resource.h, ggc-none.c, tree-profile.c,
13417 cfgloop.h, c-gimplify.c, c-common.c, opt-functions.awk,
13418 tree-vect-generic.c, tree-flow.h, df-problems.c, scan-decls.c,
13419 c-common.h, config.gcc, reg-stack.c, tlink.c, main.c, stub-objc.c,
13420 fixproto, config.host, Makefile.in, gccspec.c, sched-rgn.c,
13421 vecprim.h, basic-block.h, tree-ssa-structalias.c,
13422 tree-ssa-structalias.h, c-common.def, sched-vis.c, tree-cfg.c,
13423 passes.c, genconstants.c, c-incpath.c, c-incpath.h,
13424 struct-equiv.c, c-parser.c, tree-ssa-reassoc.c, varray.c, sreal.c,
13425 varray.h, dfp.c, sreal.h, combine-stack-adj.c, dfp.h,
13426 reg-notes.def, cfgrtl.c, config.build, varpool.c, gengtype-yacc.y,
13427 stmt.c, dce.c, tree-browser.def, prefix.c, statistics.h,
13428 params.def, dce.h, c-lang.c, gcov-dump.c, prefix.h,
13429 tree-ssanames.c, collect2.c, collect2.h, tree-ssa-threadedge.c,
13430 convert.c, convert.h, langhooks-def.h, reload1.c,
13431 tree-ssa-operands.c: Likewise.
13433 2007-07-26 Jan Hubicka <jh@suse.cz>
13435 * tree-ssa-live.c: Include debug.h and flags.h.
13436 (mark_scope_block_unused): New function.
13437 (remove_unused_scope_block_p): New function.
13438 (remove_unused_locals): Remove unused blocks too.
13440 2007-07-25 Ian Lance Taylor <iant@google.com>
13442 * combine.c (combine_max_regno): Remove. Remove all uses.
13443 (struct reg_stat_struct): Rename from struct reg_stat.
13444 (reg_stat_type): Define, and declare VECs.
13445 (reg_stat): Change from pointer to VEC. Change all uses.
13446 (combine_split_insns): New static function.
13447 (try_combine, find_split_point): Call it instead of split_insns.
13449 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
13451 * cfghooks.c (split_block): Fix the information about loop latch.
13453 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
13455 * cfgloopmanip.c (fix_loop_structure): Call force_single_succ_latches.
13457 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
13459 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis):
13460 Scan the new edge for loop exit info.
13462 2007-07-25 Andreas Tobler <a.tobler@schweiz.org>
13464 * config/darwin.c: Include debug.h.
13466 2007-07-25 Steve Ellcey <sje@cup.hp.com>
13469 * tree-vect-patterns.c (vect_pattern_recog_1): Check for valid type.
13471 2007-07-25 Steve Ellcey <sje@cup.hp.com>
13473 * config/ia64/ia64.h (HARD_REGNO_NREGS): Handle RFmode.
13474 (HARD_REGNO_MODE_OK): Ditto.
13475 (MODES_TIEABLE_P): Ditto.
13476 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
13477 (CLASS_MAX_NREGS): Ditto.
13478 * config/ia64/ia64.c (ia64_print_operand_address): Add R format.
13479 * config/ia64/ia64.md (divsf3_internal_thr): Removed.
13480 (divdf3_internal_thr): Removed.
13481 * config/ia64/div.md: New file.
13482 * config/ia64/constraints.md: Add H constraint.
13484 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13486 * sbitmap.c (sbitmap_verify_popcount, sbitmap_alloc_with_popcount,
13487 sbitmap_copy, sbitmap_copy_n, sbitmap_equal, sbitmap_empty_p,
13488 sbitmap_union_of_diff_cg, sbitmap_union_of_diff, sbitmap_not,
13489 sbitmap_difference, sbitmap_any_common_bits, sbitmap_a_and_b_cg,
13490 sbitmap_a_and_b, sbitmap_a_xor_b_cg, sbitmap_a_xor_b,
13491 sbitmap_a_or_b_cg, sbitmap_a_or_b, sbitmap_a_subset_b_p,
13492 sbitmap_a_or_b_and_c_cg, sbitmap_a_or_b_and_c,
13493 sbitmap_a_and_b_or_c_cg, sbitmap_a_and_b_or_c,
13494 sbitmap_first_set_bit, sbitmap_last_set_bit, dump_sbitmap,
13495 dump_sbitmap_file, debug_sbitmap, popcount_table,
13496 sbitmap_popcount): Constify.
13497 * sbitmap.h (const_sbitmap, const_sbitmap_ptr): New.
13498 (sbitmap_iterator, sbitmap_iter_init, dump_sbitmap,
13499 dump_sbitmap_file, sbitmap_copy, sbitmap_copy_n, sbitmap_equal,
13500 sbitmap_empty_p, sbitmap_union_of_diff, sbitmap_union_of_diff_cg,
13501 sbitmap_difference, sbitmap_not, sbitmap_a_or_b_and_c,
13502 sbitmap_a_or_b_and_c_cg, sbitmap_a_and_b_or_c,
13503 sbitmap_a_and_b_or_c_cg, sbitmap_any_common_bits, sbitmap_a_and_b,
13504 sbitmap_a_and_b_cg, sbitmap_a_or_b, sbitmap_a_or_b_cg,
13505 sbitmap_a_xor_b, sbitmap_a_xor_b_cg, sbitmap_a_subset_b_p,
13506 sbitmap_first_set_bit, sbitmap_last_set_bit, debug_sbitmap,
13507 sbitmap_popcount, sbitmap_verify_popcount): Constify.
13509 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13511 * bitmap.c (hash_descriptor, eq_descriptor, bitmap_element_zerop,
13512 bitmap_copy, bitmap_clear_bit, popcount_table, bitmap_count_bits,
13513 bitmap_first_set_bit, bitmap_and, bitmap_and_into,
13514 bitmap_elt_copy, bitmap_and_compl, bitmap_and_compl_into,
13515 bitmap_compl_and_into, bitmap_elt_ior, bitmap_ior,
13516 bitmap_ior_into, bitmap_xor, bitmap_xor_into, bitmap_equal_p,
13517 bitmap_intersect_p, bitmap_intersect_compl_p,
13518 bitmap_ior_and_compl, bitmap_ior_and_compl_into,
13519 debug_bitmap_file, debug_bitmap, bitmap_print, bitmap_hash):
13521 * bitmap.h (bitmap_copy, bitmap_equal_p, bitmap_intersect_p,
13522 bitmap_intersect_compl_p, bitmap_count_bits, bitmap_and,
13523 bitmap_and_into, bitmap_and_compl, bitmap_and_compl_into,
13524 bitmap_compl_and_into, bitmap_ior, bitmap_ior_into, bitmap_xor,
13525 bitmap_xor_into, bitmap_ior_and_compl, bitmap_ior_and_compl_into,
13526 debug_bitmap, debug_bitmap_file, bitmap_print,
13527 bitmap_first_set_bit, bitmap_hash, bmp_iter_set_init,
13528 bmp_iter_and_init, bmp_iter_and_compl_init): Likewise.
13530 2007-07-25 Daniel Berlin <dberlin@dberlin.org>
13532 * config/darwin.c (darwin_override_options): Additional fix for
13533 debug info formats that don't support var tracking.
13535 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13537 * cselib.c (entry_and_rtx_equal_p): Constify.
13538 * gengtype.c (output_mangled_typename, write_types, write_local):
13540 * gengtype.h (const_type_p): New.
13541 * see.c (eq_descriptor_extension, hash_descriptor_extension):
13543 * tlink.c (scan_linker_output): De-constify.
13544 * tree-ssa-loop-im.c (memref_eq): Constify.
13545 * tree-ssa-structalias.c (const_shared_bitmap_info_t): New.
13546 (shared_bitmap_hash, shared_bitmap_eq): Constify.
13548 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13550 * c-common.c (fname_as_string, c_type_hash): Constify.
13551 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
13552 * cgraph.c (edge_hash, edge_eq): Likewise.
13553 * dwarf2out.c (decl_die_table_eq, decl_loc_table_eq): Likewise.
13554 * emit-rtl.c (mem_attrs_htab_eq, reg_attrs_htab_hash,
13555 reg_attrs_htab_eq): Likewise.
13556 * except.c (t2r_eq, t2r_hash, ttypes_filter_eq, ehl_hash, ehl_eq):
13558 * genautomata.c (const_reserv_sets_t, const_unit_decl_t,
13559 const_decl_t, const_state_t, const_automata_list_el_t): New.
13560 (first_out_arc, DECL_UNIT, DECL_BYPASS, DECL_AUTOMATON, DECL_EXCL,
13561 DECL_PRESENCE, DECL_ABSENCE, DECL_RESERV, DECL_INSN_RESERV,
13562 automaton_decl_hash, automaton_decl_eq_p, insn_decl_hash,
13563 insn_decl_eq_p, decl_hash, decl_eq_p, alt_state_cmp,
13564 reserv_sets_cmp, reserv_sets_eq, state_hash, state_eq_p,
13565 automata_list_hash, automata_list_eq_p, compare_states_for_equiv,
13566 compare_max_occ_cycle_nums, out_state_arcs_num,
13567 compare_transition_els_num, units_cmp, state_reservs_cmp):
13569 * genmodes.c (cmp_modes): Likewise.
13570 * ggc-common.c (saving_htab_hash, saving_htab_eq): Likewise.
13571 * gimplify.c (compare_case_labels): Likewise.
13572 * ipa-type-escape.c (get_name_of_type, type_brand_s): Likewise.
13573 * loop-unroll.c (si_info_hash, ve_info_hash): Likewise.
13574 * matrix-reorg.c (mtt_info_hash): Likewise.
13575 * postreload-gcse.c (hash_expr_for_htab, expr_equiv_p): Likewise.
13576 * rtl-factoring.c (const_p_hash_bucket, const_p_hash_elem): New.
13577 (htab_hash_bucket, htab_hash_elem): Constify.
13578 * tree-browser.c (TB_parent_eq): Likewise.
13579 * tree-scalar-evolution.c (hash_scev_info): Likewise.
13580 * tree-ssa-alias.c (sort_tags_by_id): Likewise.
13581 * tree-ssa-coalesce.c (const_coalesce_pair_p): New.
13582 (coalesce_pair_map_hash, coalesce_pair_map_eq, compare_pairs):
13584 * tree-ssa-dom.c (avail_expr_hash, avail_expr_eq): Likewise.
13585 * tree-ssa-pre.c (const_expr_pred_trans_t): New.
13586 (expr_pred_trans_hash, expr_pred_trans_eq): Constify.
13587 * tree-ssa-sccvn.c (const_vn_binary_op_t, const_vn_unary_op_t,
13588 const_vn_phi_t, const_vn_reference_op_t, const_vn_reference_t):
13590 (vn_reference_op_eq, vn_reference_hash, vn_reference_eq,
13591 vn_unary_op_hash, vn_unary_op_eq, vn_binary_op_hash,
13592 vn_binary_op_eq, vn_phi_hash, vn_phi_eq): Constify.
13593 * tree-ssa-threadupdate.c (redirection_data_hash,
13594 redirection_data_eq): Likewise.
13595 * tree-ssa-uncprop.c (equiv_hash, equiv_eq): Likewise.
13596 * tree-ssa.c (var_ann_eq): Likewise.
13597 * tree-vrp.c (compare_case_labels): Likewise.
13598 * tree.c (int_cst_hash_hash, int_cst_hash_eq,
13599 tree_map_base_marked_p, type_hash_marked_p, tree_check_failed,
13600 tree_not_check_failed, tree_class_check_failed,
13601 tree_range_check_failed, tree_not_class_check_failed,
13602 omp_clause_check_failed, omp_clause_range_check_failed,
13603 tree_contains_struct_check_failed, tree_operand_check_failed):
13605 * tree.h (tree_contains_struct_check_failed, tree_check_failed,
13606 tree_not_check_failed, tree_class_check_failed,
13607 tree_range_check_failed, tree_not_class_check_failed,
13608 tree_operand_check_failed, omp_clause_operand_check_failed,
13609 tree_operand_length): Likewise.
13610 * var-tracking.c (const_variable): New.
13611 (variable_htab_hash, variable_htab_eq): Constify.
13612 * varasm.c (const_desc_hash): Likewise.
13614 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13616 * expr.c (handled_component_p): Constify.
13617 * fold-const.c (fit_double_type): Likewise.
13618 * real.h (real_value_from_int_cst): Likewise.
13619 * tree-flow-inline.h (gimple_in_ssa_p,
13620 gimple_aliases_computed_p, gimple_addressable_vars,
13621 gimple_call_clobbered_vars, gimple_referenced_vars,
13622 gimple_global_var, gimple_nonlocal_all, gimple_var_anns,
13623 end_htab_p, end_referenced_vars_p, var_ann, function_ann,
13624 may_aliases, end_readonly_imm_use_p, has_zero_uses,
13625 has_single_use, single_imm_use, num_imm_uses, is_exec_stmt,
13626 is_label_stmt, is_global_var, phi_ssa_name_p,
13627 factoring_name_p, is_call_clobbered, tree_common_ann,
13628 op_iter_done, end_imm_use_stmt_p, end_imm_use_on_stmt_p,
13629 unmodifiable_var_p, array_ref_contains_indirect_ref,
13630 ref_contains_array_ref, lookup_subvars_for_var,
13631 var_can_have_subvars, overlap_subvar, gimple_ssa_operands,
13632 gimple_mem_ref_stats): Likewise.
13633 * tree-flow.h (tree_common_ann, var_ann, function_ann,
13634 may_aliases, is_exec_stmt, is_label_stmt,
13635 ref_contains_array_ref, array_ref_contains_indirect_ref,
13636 var_can_have_subvars, overlap_subvar, is_call_clobbered,
13637 unmodifiable_var_p): Likewise.
13638 * tree-gimple.c (is_gimple_min_invariant): Likewise.
13639 * tree-gimple.h (is_gimple_min_invariant): Likewise.
13640 * tree.c (type_hash_list, attribute_hash_list, tree_size,
13641 cst_and_fits_in_hwi, real_value_from_int_cst,
13642 build_real_from_int_cst, integer_zerop, integer_onep,
13643 integer_all_onesp, integer_pow2p, integer_nonzerop, tree_log2,
13644 tree_floor_log2, real_zerop, real_onep, real_twop,
13645 real_minus_onep, really_constant_p, purpose_member, chain_member,
13646 list_length, fields_length, int_size_in_bytes, bit_position,
13647 int_bit_position, byte_position, int_byte_position, expr_align,
13648 array_type_nelts, tree_node_structure,
13649 type_contains_placeholder_1, iterative_hash_pointer,
13650 is_attribute_with_length_p, is_attribute_p, check_qualified_type,
13651 tree_map_base_eq, type_hash_list, type_hash_eq,
13652 attribute_hash_list, type_num_arguments, tree_int_cst_equal,
13653 tree_int_cst_lt, tree_int_cst_compare, host_integerp,
13654 tree_low_cst, tree_int_cst_msb, tree_int_cst_sgn,
13655 simple_cst_list_equal, compare_tree_int, iterative_hash_expr,
13656 int_fits_type_p, get_containing_scope, decl_function_context,
13657 decl_type_context, omp_clause_operand_check_failed,
13658 initializer_zerop, int_cst_value, num_ending_zeros): Likewise.
13659 * tree.h (omp_clause_operand_check_failed, tree_size,
13660 build_real_from_int_cst, array_type_nelts, purpose_member,
13661 tree_int_cst_equal, tree_int_cst_lt, tree_int_cst_compare,
13662 host_integerp, tree_low_cst, tree_int_cst_msb, tree_int_cst_sgn,
13663 is_attribute_p, check_qualified_type, expr_align,
13664 int_size_in_bytes, bit_position, int_bit_position, byte_position,
13665 int_byte_position, list_length, fields_length, initializer_zerop,
13666 integer_zerop, integer_onep, integer_all_onesp, integer_pow2p,
13667 integer_nonzerop, cst_and_fits_in_hwi, num_ending_zeros,
13668 tree_node_structure, handled_component_p, get_containing_scope,
13669 decl_function_context, decl_type_context, real_zerop,
13670 type_num_arguments, fit_double_type, really_constant_p,
13671 int_fits_type_p, tree_log2, tree_floor_log2, iterative_hash_expr,
13672 compare_tree_int, chain_member, simple_cst_list_equal, real_onep,
13673 real_twop, real_minus_onep, int_cst_value): Likewise.
13675 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13677 * cfglayout.c (insn_scope, insn_line): Constify.
13678 * emit-rtl.c (const_int_htab_hash, const_int_htab_eq,
13679 const_double_htab_hash, const_double_htab_eq,
13680 mem_attrs_htab_hash): Likewise.
13681 * loop-iv.c (biv_eq): Likewise.
13682 * print-rtl.c (print_rtx, print_decl_name, print_mem_expr,
13683 print_inline_rtx, debug_rtx, debug_rtx_list, debug_rtx_range,
13684 debug_rtx_find, print_rtl, print_rtl_single, print_simple_rtl):
13686 * rtl-error.c (location_for_asm, diagnostic_for_asm,
13687 error_for_asm, warning_for_asm, _fatal_insn,
13688 _fatal_insn_not_found): Likewise.
13689 * rtl.c (rtx_size, shared_const_p, shallow_copy_rtx_stat,
13690 rtx_equal_p, rtl_check_failed_bounds, rtl_check_failed_type1,
13691 rtl_check_failed_type2, rtl_check_failed_code1,
13692 rtl_check_failed_code2, rtl_check_failed_code_mode,
13693 rtvec_check_failed_bounds, rtl_check_failed_flag): Likewise.
13694 * rtl.h (rtl_check_failed_bounds, rtl_check_failed_type1,
13695 rtl_check_failed_type2, rtl_check_failed_code1,
13696 rtl_check_failed_code2, rtl_check_failed_code_mode,
13697 rtvec_check_failed_bounds, rtl_check_failed_flag, LABEL_KIND,
13698 SET_LABEL_KIND, rhs_regno, subreg_lsb, subreg_regno, subreg_nregs,
13699 shared_const_p, rtx_size, shallow_copy_rtx_stat, rtx_equal_p,
13700 get_pool_mode, insn_line, insn_file, simplify_replace_rtx,
13701 mode_signbit_p, rtx_addr_can_trap_p, nonzero_address_p,
13702 rtx_unstable_p, get_integer_term, get_related_value,
13703 offset_within_block_p, reg_mentioned_p, count_occurrences,
13704 reg_referenced_p, reg_used_between_p, no_labels_between_p,
13705 single_set_2, multiple_sets, set_noop_p, refers_to_regno_p,
13706 reg_overlap_mentioned_p, dead_or_set_p, dead_or_set_regno_p,
13707 find_reg_note, find_regno_note, find_reg_equal_equiv_note,
13708 find_constant_src, find_reg_fusage, find_regno_fusage,
13709 pure_call_p, remove_note, side_effects_p, volatile_refs_p,
13710 volatile_insn_p, may_trap_p, may_trap_after_code_motion_p,
13711 may_trap_or_fault_p, inequality_comparisons_p, tablejump_p,
13712 computed_jump_p, auto_inc_p, in_expr_list_p,
13713 remove_node_from_expr_list, loc_mentioned_in_p,
13714 label_is_jump_target_p, reversed_comparison_code_parts,
13715 debug_rtx, debug_rtx_list, debug_rtx_range, debug_rtx_find,
13716 print_mem_expr, print_rtl, print_simple_rtl, print_rtl_single,
13717 print_inline_rtx): Likewise.
13718 * rtlanal.c (covers_regno_p, covers_regno_no_parallel_p,
13719 computed_jump_p_1, nonzero_bits1, rtx_unstable_p,
13720 rtx_addr_can_trap_p_1, rtx_addr_can_trap_p, nonzero_address_p,
13721 get_integer_term, get_related_value, offset_within_block_p,
13722 count_occurrences, reg_mentioned_p, no_labels_between_p,
13723 reg_used_between_p, reg_referenced_p, single_set_2,
13724 multiple_sets, set_noop_p, refers_to_regno_p,
13725 reg_overlap_mentioned_p, dead_or_set_p,
13726 covers_regno_no_parallel_p, covers_regno_p,
13727 dead_or_set_regno_p, find_reg_note, find_regno_note,
13728 find_reg_equal_equiv_note, find_constant_src, find_reg_fusage,
13729 find_regno_fusage, pure_call_p, remove_note, in_expr_list_p,
13730 remove_node_from_expr_list, volatile_insn_p, volatile_refs_p,
13731 side_effects_p, may_trap_p_1, may_trap_p,
13732 may_trap_after_code_motion_p, may_trap_or_fault_p,
13733 inequality_comparisons_p, tablejump_p, computed_jump_p_1,
13734 computed_jump_p, auto_inc_p, loc_mentioned_in_p, subreg_lsb,
13735 subreg_regno, subreg_nregs, label_is_jump_target_p): Likewise.
13736 * simplify-rtx.c (neg_const_int, plus_minus_operand_p,
13737 mode_signbit_p, simplify_replace_rtx, plus_minus_operand_p):
13739 * toplev.h (_fatal_insn_not_found, _fatal_insn, error_for_asm,
13740 warning_for_asm): Likewise.
13741 * tree.h (print_rtl): Likewise.
13742 * varasm.c (get_pool_mode): Likewise.
13744 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13746 * c-lex.c (c_lex_with_flags, lex_string): Constify.
13747 * c-ppoutput.c (print_line, pp_dir_change): Likewise.
13748 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
13749 * cfg.c (bb_copy_original_hash, bb_copy_original_eq): Likewise.
13750 * cfgloop.c (loop_exit_hash, loop_exit_eq): Likewise.
13751 * ddg.c (compare_sccs): Likewise.
13752 * df-scan.c (df_ref_compare, df_mw_compare): Likewise.
13753 * dfp.c (decimal_real_from_string, decimal_to_decnumber,
13754 decimal_to_binary, decimal_do_compare, decimal_real_to_decimal,
13755 decimal_do_fix_trunc, decimal_real_to_integer,
13756 decimal_real_to_integer2, decimal_real_maxval): Likewise.
13757 * dse.c (const_group_info_t): New.
13758 (invariant_group_base_eq, invariant_group_base_hash): Constify.
13759 * dwarf2out.c (const_dw_die_ref): New.
13760 (decl_die_table_hash, decl_die_table_eq, file_info_cmp): Constify.
13761 * tree-browser.c (TB_parent_eq): Likewise.
13762 * unwind-dw2-fde.c (__register_frame_info_bases,
13763 __deregister_frame_info_bases, fde_unencoded_compare, fde_split,
13764 add_fdes, linear_search_fdes, binary_search_unencoded_fdes):
13766 * unwind-dw2-fde.h (get_cie, next_fde): Likewise.
13767 * unwind-dw2.c (uw_frame_state_for): Likewise.
13768 * value-prof.c (histogram_hash, histogram_eq): Likewise.
13769 * value-prof.h (const_histogram_value): New.
13771 2007-07-25 Richard Sandiford <richard@codesourcery.com>
13773 * config/mips/mips.c (machine_function): Add
13774 initialized_mips16_gp_pseudo_p.
13775 (mips16_gp_pseudo_reg): Do not emit the initialization of
13776 mips16_gp_pseudo_rtx when being called from the gimple cost-
13777 calculation routines; emit it on the first use outside those
13780 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13782 * coretypes.h (const_bitmap, const_rtx, const_rtvec, const_tree):
13785 * rtl.h (RTL_CHECK1, RTL_CHECK2, RTL_CHECKC1, RTL_CHECKC2,
13786 RTVEC_ELT, XWINT, XCWINT, XCMWINT, XCNMPRV, BLOCK_SYMBOL_CHECK,
13787 RTL_FLAG_CHECK1, RTL_FLAG_CHECK2, RTL_FLAG_CHECK3,
13788 RTL_FLAG_CHECK4, RTL_FLAG_CHECK5, RTL_FLAG_CHECK6,
13789 RTL_FLAG_CHECK7, RTL_FLAG_CHECK8, LABEL_KIND, SET_LABEL_KIND):
13790 Preserve const-ness of parameters through use of __typeof(),
13791 also constify and tidy.
13793 * tree.h (TREE_CHECK, TREE_NOT_CHECK, TREE_CHECK2,
13794 TREE_NOT_CHECK2, TREE_CHECK3, TREE_NOT_CHECK3, TREE_CHECK4,
13795 NON_TREE_CHECK4, TREE_CHECK5, TREE_NOT_CHECK5,
13796 CONTAINS_STRUCT_CHECK, TREE_CLASS_CHECK, TREE_RANGE_CHECK,
13797 OMP_CLAUSE_SUBCODE_CHECK, OMP_CLAUSE_RANGE_CHECK, EXPR_CHECK,
13798 GIMPLE_STMT_CHECK, NON_TYPE_CHECK, TREE_VEC_ELT_CHECK,
13799 PHI_NODE_ELT_CHECK, OMP_CLAUSE_ELT_CHECK, TREE_OPERAND_CHECK,
13800 TREE_OPERAND_CHECK_CODE, GIMPLE_STMT_OPERAND_CHECK,
13801 TREE_RTL_OPERAND_CHECK, TREE_CHAIN, TREE_TYPE): Likewise.
13803 2007-07-25 Julian Brown <julian@codesourcery.com>
13804 Mark Shinwell <shinwell@codesourcery.com>
13806 * config/alpha/alpha.c (alpha_mangle_fundamental_type): Rename to...
13807 (alpha_mangle_type): This.
13808 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
13809 (TARGET_MANGLE_TYPE): Define this instead.
13810 * config/arm/arm-protos.h (arm_mangle_type): Add prototype.
13811 * config/arm/arm.c (TARGET_MANGLE_TYPE): Define target hook.
13812 (arm_init_neon_builtins): Fix comment.
13813 (arm_mangle_map_entry): New.
13814 (arm_mangle_map): New.
13815 (arm_mangle_type): New.
13816 * config/i386/i386.c (ix86_mangle_fundamental_type): Rename to...
13817 (ix86_mangle_type): This. Use TYPE_MAIN_VARIANT and restrict
13818 mangled types to VOID_TYPE, BOOLEAN_TYPE, INTEGER_TYPE, REAL_TYPE.
13819 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
13820 (TARGET_MANGLE_TYPE): Define this instead.
13821 * config/ia64/ia64.c (ia64_mangle_fundamental_type): Rename to...
13822 (ia64_mangle_type): This. Use TYPE_MAIN_VARIANT and restrict
13823 mangled types to VOID_TYPE, BOOLEAN_TYPE, INTEGER_TYPE, REAL_TYPE.
13824 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
13825 (TARGET_MANGLE_TYPE): Define this instead.
13826 * config/rs6000/rs6000.c (rs6000_mangle_fundamental_type): Rename
13828 (rs6000_mangle_type): This. Use TYPE_MAIN_VARIANT.
13829 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
13830 (TARGET_MANGLE_TYPE): Define this instead.
13831 * config/s390/s390.c (s390_mangle_fundamental_type): Rename to...
13832 (s390_mangle_type): This.
13833 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
13834 (TARGET_MANGLE_TYPE): Define this instead.
13835 * config/sparc/sparc.c (sparc_mangle_fundamental_type): Rename to...
13836 (sparc_mangle_type): This.
13837 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
13838 (TARGET_MANGLE_TYPE): Define this instead.
13839 * cp/mangle.c (write_type): Call mangle_type target hook on all
13840 types before mangling. Use original type, not main variant, as
13842 * target-def.h (TARGET_MANGLE_FUNDAMENTAL_TYPE): Rename hook to...
13843 (TARGET_MANGLE_TYPE): This.
13844 * target.h (gcc_target): Rename mangle_fundamental_type to
13846 * doc/tm.texi (TARGET_MANGLE_FUNDAMENTAL_TYPE): Rename section to...
13847 (TARGET_MANGLE_TYPE): This. Note slightly different semantics.
13849 2007-07-25 Julian Brown <julian@codesourcery.com>
13850 Paul Brook <paul@codesourcery.com>
13851 Joseph Myers <joseph@codesourcery.com>
13852 Mark Shinwell <shinwell@codesourcery.com>
13854 * Makefile.in (TEXI_GCC_FILES): Add arm-neon-intrinsics.texi.
13855 * config.gcc (arm*-*-*): Add arm_neon.h to extra headers.
13856 (with_fpu): Allow --with-fpu=neon.
13857 * config/arm/aof.h (ADDITIONAL_REGISTER_NAMES): Add Q0-Q15.
13858 * config/arm/aout.h (ADDITIONAL_REGISTER_NAMES): Add Q0-Q15.
13859 * config/arm/arm-modes.def (EI, OI, CI, XI): New modes.
13860 * config/arm/arm-protos.h (neon_immediate_valid_for_move)
13861 (neon_immediate_valid_for_logic, neon_output_logic_immediate)
13862 (neon_pairwise_reduce, neon_expand_vector_init, neon_reinterpret)
13863 (neon_emit_pair_result_insn, neon_disambiguate_copy)
13864 (neon_vector_mem_operand, neon_struct_mem_operand, output_move_quad)
13865 (output_move_neon): Add prototypes.
13866 * config/arm/arm.c (FL_NEON): New flag for NEON processor capability.
13867 (all_fpus): Add FPUTYPE_NEON.
13868 (fp_model_for_fpu): Add NEON field.
13869 (arm_return_in_memory): Return vectors <= 16 bytes in ARM registers.
13870 (arm_arg_partial_bytes): Allow NEON vectors to be passed partially
13872 (arm_legitimate_address_p): Don't support fancy addressing for NEON
13874 (thumb2_legitimate_address_p): Likewise.
13875 (neon_valid_immediate): Recognize and prepare constants suitable for
13877 (neon_immediate_valid_for_move): New function. Recognize and prepare
13878 immediates for NEON move instructions.
13879 (neon_immediate_valid_for_logic): New function. Recognize and
13880 prepare immediates for NEON logic instructions.
13881 (neon_output_logic_immediate): New function. Create asm string
13882 suitable for outputting immediate logic instructions.
13883 (neon_pairwise_reduce): New function. Implement reduction using
13884 pairwise operations.
13885 (neon_expand_vector_init): New function. Expand a (possibly
13886 non-constant) vector initialization.
13887 (neon_vector_mem_operand): New function. Memory operands supported
13888 for quad-word loads/stores to/from ARM or NEON registers. Don't
13889 allow base+offset addressing for core regs.
13890 (neon_struct_mem_operand): New function. Valid mems for NEON
13892 (coproc_secondary_reload_class): Enable NEON registers to be loaded
13893 from neon_vector_mem_operand addresses without a secondary register.
13894 (add_minipool_forward_ref): Handle >8-byte minipool entries.
13895 (add_minipool_backward_ref): Likewise.
13896 (dump_minipool): Likewise.
13897 (push_minipool_fix): Likewise.
13898 (output_move_quad): New function. Output quad-word moves, loads and
13899 stores using ARM registers.
13900 (output_move_vfp): Add support for vectors in VFP (NEON) D
13902 (output_move_neon): Output a NEON load/store to/from a quadword
13904 (arm_print_operand): Implement new codes:
13905 - 'c' for unadorned integers (without a # sign).
13906 - 'J', 'K' for reg+2/reg+3, reg+3/reg+2 in little/big-endian
13908 - 'e', 'f' for the low and high D parts of a NEON Q register.
13909 - 'q' outputs a NEON Q register.
13910 - 'h' outputs ranges of D registers for VLDM/VSTM etc.
13911 - 'T' prints NEON opcode features from a coded bitmask.
13912 - 'F' is similar to T, but signed/unsigned codes both print as
13914 - 't' is similar to T, but 'u' is printed instead of 'p'.
13915 - 'O' prints 'r' if NEON instruction should perform rounding (as
13916 specified by bitmask), else prints nothing.
13917 - '#' is a punctuation character to stop operand numbers from
13918 running together with following digits in the assembler
13919 strings for instructions (when using mode attributes).
13920 (arm_assemble_integer): Handle extra NEON vector modes. Permute
13921 constant vectors in big-endian mode, where necessary.
13922 (arm_hard_regno_mode_ok): Allow vectors in VFP/NEON registers.
13923 Handle EI, OI, CI, XI modes.
13924 (ashlv4hi3, ashlv2si3, lshrv4hi3, lshrv2si3, ashrv4hi3)
13925 (ashrv2si3): Rename IWMMXT2_BUILTINs to...
13926 (ashlv4hi3_iwmmxt, ashlv2si3_iwmmxt, lshrv4hi3_iwmmxt)
13927 (lshrv2si3_iwmmxt, ashrv4hi3_iwmmxt, ashrv2si3_iwmmxt): New names.
13928 (neon_builtin_type_bits): Add enumeration, one bit for each vector
13930 (v8qi_UP, v4hi_UP, v2si_UP, v2sf_UP, di_UP, v16qi_UP, v8hi_UP)
13931 (v4si_UP, v4sf_UP, v2di_UP, ti_UP, ei_UP, oi_UP, UP): Define macros
13932 to turn v8qi, etc. into bits defined above.
13933 (neon_itype): New enumeration. Classifications of NEON builtins.
13934 (neon_builtin_datum): Define struct. Contains information about
13935 a single builtin (with multiple modes).
13936 (CF): Define helper macro for...
13937 (VAR1...VAR10): Define builtins with a type, name and 1-10 different
13939 (neon_builtin_data): New array. Define information about builtins
13940 for use during initialization/expansion.
13941 (arm_init_neon_builtins): New function.
13942 (arm_init_builtins): Call arm_init_neon_builtins if TARGET_NEON is
13944 (neon_builtin_compare): New function.
13945 (locate_neon_builtin_icode): New function. Find an insn code for a
13946 builtin given a function code for that builtin. Also return type of
13947 builtin (NEON_BINOP, NEON_UNOP etc.).
13948 (builtin_arg): New enumeration. Types of arguments for builtins.
13949 (arm_expand_neon_args): New function. Expand a generic NEON builtin.
13950 Takes a variable argument list of builtin_arg types, terminated by
13952 (arm_expand_neon_builtin): New function. Expand a NEON builtin.
13953 (neon_reinterpret): New function. Expand NEON reinterpret intrinsic.
13954 (neon_emit_pair_result_insn): New function. Support returning pairs
13955 of vectors via a pointer.
13956 (neon_disambiguate_copy): New function. Set up operands for a
13957 multi-word copy such that registers do not get clobbered.
13958 (arm_expand_builtin): Call arm_expand_neon_builtin if fcode >=
13959 ARM_BUILTIN_NEON_BASE.
13960 (arm_file_start): Set float-abi attribute for NEON.
13961 (arm_vector_mode_supported_p): Enable NEON vector modes.
13962 (arm_mangle_map_entry): New.
13963 (arm_mangle_map): New.
13964 (arm_mangle_vector_type): New.
13965 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __ARM_NEON__
13967 (TARGET_NEON): New macro. Target supports NEON.
13968 (fputype): Add FPUTYPE_NEON.
13969 (UNITS_PER_SIMD_WORD): Define. Allow quad-word registers to be used
13970 for vectorization based on command-line arg.
13971 (NEON_REGNO_OK_FOR_NREGS): Define.
13972 (VALID_NEON_DREG_MODE, VALID_NEON_QREG_MODE)
13973 (VALID_NEON_STRUCT_MODE): Define.
13974 (PRINT_OPERAND_PUNCT_VALID_P): '#' is valid punctuation.
13975 (arm_builtins): Add ARM_BUILTIN_NEON_BASE.
13976 * config/arm/arm.md (VUNSPEC_POOL_16): Insert constant for unspec.
13977 (consttable_16): Add pattern for outputting 16-byte minipool
13979 (movv2si, movv4hi, movv8qi): Remove blank expanders (redefined in
13981 (vec-common.md, neon.md): Include md files.
13982 * config/arm/arm.opt (mvectorize-with-neon-quad): Add option.
13983 * config/arm/constraints.md (constraint "Dn", "Dl", "DL"): Define.
13984 (memory_constraint "Ut", "Un", "Us"): Define.
13985 * config/arm/iwmmxt.md (VMMX, VSHFT): New mode macros.
13986 (MMX_char): New mode attribute.
13987 (addv8qi3, addv4hi3, addv2si3): Remove. Replace with...
13988 (*add<mode>3_iwmmxt): New insn pattern.
13989 (subv8qi3, subv4hi3, subv2si3): Remove. Replace with...
13990 (*sub<mode>3_iwmmxt): New insn pattern.
13991 (mulv4hi3): Rename to...
13992 (*mulv4hi3_iwmmxt): This.
13993 (smaxv8qi3, smaxv4hi3, smaxv2si3, umaxv8qi3, umaxv4hi3)
13994 (umaxv2si3, sminv8qi3, sminv4hi3, sminv2si3, uminv8qi3)
13995 (uminv4hi3, uminv2si3): Remove. Replace with...
13996 (*smax<mode>3_iwmmxt, *umax<mode>3_iwmmxt, *smin<mode>3_iwmmxt)
13997 (*umin<mode>3_iwmmxt): These.
13998 (ashrv4hi3, ashrv2si3, ashrdi3_iwmmxt): Replace with...
13999 (ashr<mode>3_iwmmxt): This new pattern.
14000 (lshrv4hi3, lshrv2si3, lshrdi3_iwmmxt): Replace with...
14001 (lshr<mode>3_iwmmxt): This new pattern.
14002 (ashlv4hi3, ashlv2si3, ashldi3_iwmmxt): Replace with...
14003 (ashl<mode>3_iwmmxt): This new pattern.
14004 * config/arm/neon-docgen.ml: New file. Generate documentation for
14006 * config/arm/neon-gen.ml: New file. Generate arm_neon.h header.
14007 * config/arm/arm_neon.h: New (autogenerated).
14008 * config/arm/neon-testgen.ml: New file. Generate NEON tests
14010 * config/arm/neon.md: New file. Define NEON instructions.
14011 * config/arm/neon.ml: New file. Abstract description of NEON
14012 instructions, used to generate arm_neon.h header, documentation and
14014 * config/arm/t-arm (MD_INCLUDES): Add vec-common.md, neon.md.
14015 * vec-common.md: New file. Shared parts for iWMMXt and NEON vector
14017 * doc/extend.texi (ARM Built-in Functions): Rename and remove
14019 (ARM NEON Intrinsics): New subsection.
14020 * doc/arm-neon-intrinsics.texi: New (autogenerated).
14022 2007-07-25 Danny Smith <dannysmith@users.sourceforge.net>
14024 * config/i386/i386-protos.h (i386_pe_asm_file_end): Remove
14027 2007-07-24 Jan Hubicka <jh@suse.cz>
14029 * regclass.c (move_table): New type.
14030 (move_cost, may_move_in_cost, may_move_out_cost): Use it.
14031 (init_move_cost): Break out from ...
14032 (init_reg_sets_1): ... here; simplify computation of
14033 have_regs-of_mode and contains_reg_of_mode.
14034 (record_reg_classes): Unswitch internal loops.
14035 (copy_cost): Trigger lazy initialization of move cost
14036 (record_address_regs): Likewise.
14038 2007-07-24 Daniel Berlin <dberlin@dberlin.org>
14040 * config/darwin.c (darwin_override_options): Don't force on
14041 flag_var_tracking_uninit when no debug info is requested.
14043 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
14045 * cfgloop.c (init_loops_structure): New function.
14046 (flow_loops_find): Create root of the loop tree unconditionally.
14048 2007-07-24 Daniel Jacobowitz <dan@codesourcery.com>
14050 * tree-ssa-ccp.c (fold_const_aggregate_ref): Use fold_convert.
14052 2007-07-24 Jan Hubicka <jh@suse.cz>
14054 * caller-save.c: Include ggc.h, gt-caller-save.h
14055 (reg_save_code, reg_restore_code): Rename to ...
14056 (cached_reg_save_code, cached_reg_restore_code): ... those.
14057 (savepat, restpat, test_reg, test_mem, saveinsn, restinsn): New.
14058 (reg_save_code, reg_restore_code): New functions.
14059 (init_caller_save): Do not intialize
14060 reg_save_code/reg_restore_code tables.
14061 * Makefile.in: (gt-caller-save.h): New.
14063 2007-07-24 Andreas Krebbel <krebbel1@de.ibm.com>
14065 * tree-ssa-ifcombine.c (ifcombine_ifandif): Use a ONE operand
14066 with the mode of the original operand instead of
14069 2007-07-23 Jan Hubicka <jH@suse.cz>
14071 * config/i386/i386.c (ix86_secondary_memory_needed): Break out to...
14072 (inline_secondary_memory_needed): ... here.
14073 (ix86_memory_move_cost): Break out to ...
14074 (inline_memory_move_cost): ... here; add support for IN value of 2 for
14075 maximum of input and output; fix handling of Q_REGS on 64bit.
14076 (ix86_secondary_memory_needed): Microoptimize.
14078 2007-07-23 Sebastian Pop <sebpop@gmail.com>
14080 * tree-data-ref.c (find_vertex_for_stmt, create_rdg_edge_for_ddr,
14081 create_rdg_edges_for_scalar, create_rdg_edges, create_rdg_vertices,
14082 stmts_from_loop, known_dependences_p, build_rdg): New.
14083 * tree-data-ref.h: Depends on graphds.h.
14084 (rdg_vertex, RDGV_STMT, rdg_dep_type, rdg_edge, RDGE_TYPE): New.
14085 (build_rdg): Declared.
14086 * Makefile.in (TREE_DATA_REF_H): Depends on graphds.h.
14088 2007-07-23 Daniel Berlin <dberlin@dberlin.org>
14090 * tree-ssa-propagate.c (valid_gimple_expression_p): Match up with
14093 2007-07-23 Peter Bergner <bergner@vnet.ibm.com>
14094 Jakub Jelinek <jakub@redhat.com>
14096 PR middle-end/PR28690
14097 * optabs.c (expand_binop): (emit_cmp_and_jump_insns): Allow
14099 * rtlanal.c (commutative_operand_precedence): Prefer both REG_POINTER
14100 and MEM_POINTER operands over REG and MEM operands.
14101 (swap_commutative_operands_p): Change return value to bool.
14102 * rtl.h: Update the corresponding prototype.
14103 * tree-ssa-address.c (gen_addr_rtx): Use simplify_gen_binary
14104 instead of gen_rtx_PLUS.
14105 * simplify-rtx.c (simplify_plus_minus_op_data_cmp): Change return
14106 value to bool. Change function arguments to rtx's and update code
14108 (simplify_plus_minus): Update the simplify_plus_minus_op_data_cmp
14109 calls to match the new declaration.
14110 * simplify-rtx.c (simplify_associative_operation): Don't
14111 reorder simplify_binary_operation arguments.
14113 2007-07-23 Richard Sandiford <richard@codesourcery.com>
14115 * config/mips/mips.c (override_options): Use mips_costs to derive
14116 the default branch cost.
14117 * config/mips/mips.h (BRANCH_COST): Use mips_branch_cost rather
14119 * config/mips/mips.opt (mbranch-cost=): New option.
14120 * doc/invoke.texi (-mbranch-cost): Document new MIPS option.
14122 2007-07-23 Richard Sandiford <richard@codesourcery.com>
14124 * config/mips/mips.h (GR_REG_CLASS_P, COP_REG_CLASS_P): Delete.
14125 (SECONDARY_MEMORY_NEEDED): Delete commented-out definition.
14126 * config/mips/mips.c (mips_register_move_cost): Use reg_class_subset_p
14127 instead of GR_REG_CLASS_P and COP_REG_CLASS_P.
14129 2007-07-23 Richard Sandiford <richard@codesourcery.com>
14131 * config/mips/constraints.md (ks): New constraint.
14132 * config/mips/mips.md (*add<mode>3_sp1, *add<mode>3_sp2): Fold into...
14133 (*add<mode>3_mips16): ...here.
14135 2007-07-21 Uros Bizjak <ubizjak@gmail.com>
14137 * optabs.h (enum optab_index): Add new OTI_signbit.
14138 (signbit_optab): Define corresponding macro.
14139 (enum insn_code signbit_optab[]): Remove array.
14140 * optabs.c (init_optabs): Initialize signbit_optab using init_optab.
14141 (expand_copysign_absneg): If back end provides signbit insn, use it
14142 instead of bit operations on floating point argument.
14143 * builtins.c (enum insn_code signbit_optab[]): Remove array.
14144 (expand_builtin_signbit): Check signbit_optab->handlers[].insn_code
14145 for availability of signbit insn.
14147 * config/i386/i386.md (signbit<mode>2): New insn pattern to implement
14148 signbitf, signbit and signbitl built-ins as inline x87 intrinsics when
14149 SSE mode is not active.
14150 (isinf<mode>2): Disable for mfpmath=sse,387.
14152 2007-07-22 Ben Elliston <bje@au.ibm.com>
14154 * regclass.c (invalid_mode_change_p): Attach ATTRIBUTE_UNUSED to
14156 * struct-equiv.c (note_local_live): Likewise for `y_regno'.
14158 2007-07-20 Richard Guenther <rguenther@suse.de>
14160 * tree-cfg.c (verify_expr): COND_EXPRs can have any
14161 integral typed condition.
14162 * tree-ssa.c (useless_type_conversion_p): Do not preserve
14163 booleanness. Only preserve conversions from a non-base
14164 type to a base type, not in general between types with
14165 different TYPE_MIN_VALUE or TYPE_MAX_VALUE.
14166 * tree.def (COND_EXPR): Document that the condition
14167 can be of any integral type.
14169 2007-07-20 Nigel Stephens <nigel@mips.com>
14170 Richard Sandiford <richard@codesourcery.com>
14172 * config/mips/mips.h (mips_dwarf_regno): Declare.
14173 (DBX_REGISTER_NUMBER): Remove redundant brackets.
14174 (HI_REGNUM, LO_REGNUM): Define in an endian-dependent way.
14175 (AC1HI_REGNUM, AC1LO_REGNUM, AC2HI_REGNUM, AC2LO_REGNUM)
14176 (AC3HI_REGNUM, AC3LO_REGNUM, ACC_HI_REG_P): Delete.
14177 (reg_class): Rename HI_REG to MD0_REG and LO_REG to MD1_REG.
14178 (REG_CLASS_NAMES): Update accordingly.
14179 * config/mips/mips.c (mips_dwarf_regno): New array.
14180 (mips_regno_to_class): Rename HI_REG to MD0_REG and LO_REG to MD1_REG.
14181 (mips_subword): Remove special handling for accumulator registers.
14182 (override_options): Initiailize mips_dwarf_regno. Remove use
14184 (mips_swap_registers): New function.
14185 (mips_conditional_register_usage): Swap accumulator registers
14186 around if TARGET_LITTLE_ENDIAN.
14187 (mips_cannot_change_mode_class): Remove special treatment of ACC_REGS.
14188 * config/mips/constraints.md (h, l): Use the endianness to choose
14189 between MD0_REG and MD1_REG.
14190 * config/mips/mips.md (*mfhilo_<mode>_macc): Use a fixed-string,
14191 alternative-dependent template.
14193 2007-07-20 Richard Sandiford <richard@codesourcery.com>
14195 * config/arm/arm.md (movsi): Use can_create_pseudo_p instead of
14198 2007-07-20 Zdenek Dvorak <dvorakz@suse.cz>
14200 * function.c (thread_prologue_and_epilogue_insns): Fix exit
14201 predecessor fallthru flags.
14203 2007-07-20 Zdenek Dvorak <dvorakz@suse.cz>
14205 * tree-ssa-loop-niter.c (assert_loop_rolls_lt): Convert the operands
14206 of compare to the same type.
14207 * cfgloopmanip.c (add_loop): Update information about loop exits.
14208 (loop_version): Remove the innermost loop requirement.
14209 * tree-ssa-loop-manip.c (determine_exit_conditions): Convert bounds
14210 to sizetype for pointers.
14212 2007-07-18 H.J. Lu <hongjiu.lu@intel.com>
14214 * Makefile.in (D32PBIT_FUNCS): Add _sd_to_tf and _tf_to_sd.
14215 (D64PBIT_FUNCS): Add _dd_to_tf and _tf_to_dd.
14216 (D128PBIT_FUNCS): Add _td_to_tf and _tf_to_td.
14218 * config/dfp-bit.c: Empty for TFmode conversions.
14220 2007-07-18 Caroline Tice <ctice@apple.com>
14222 * var-tracking.c (find_src_status): Check for COND_EXEC insns
14223 and handle them correctly; check that src is not NULL before
14225 (find_src_set_src): Likewise.
14227 2007-07-18 Bob Wilson <bob.wilson@acm.org>
14229 * config/xtensa/xtensa.c (xtensa_expand_mask_and_shift): New.
14230 (struct alignment_context, init_alignment_context): New.
14231 (xtensa_expand_compare_and_swap, xtensa_expand_atomic): New.
14232 * config/xtensa/xtensa.h (XCHAL_HAVE_RELEASE_SYNC): Add default.
14233 (XCHAL_HAVE_S32C1I): Likewise.
14234 (TARGET_RELEASE_SYNC, TARGET_S32C1I): New.
14235 * config/xtensa/xtensa.md (UNSPECV_MEMW): New constant.
14236 (UNSPECV_S32RI, UNSPECV_S32C1I): Likewise.
14237 (ATOMIC, HQI): New macros.
14238 (memory_barrier, *memory_barrier): New.
14239 (sync_lock_releasesi): New.
14240 (sync_compare_and_swapsi, sync_compare_and_swap<mode>): New.
14241 (sync_lock_test_and_set<mode>): New.
14242 (sync_<atomic><mode>): New.
14243 (sync_old_<atomic><mode>, sync_new_<atomic><mode>): New.
14244 * config/xtensa/xtensa-protos.h (xtensa_expand_compare_and_swap): New.
14245 (xtensa_expand_atomic): New.
14247 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14251 * builtins.c (expand_builtin_interclass_mathfn): Provide a generic
14252 transformation for builtin ISNORMAL.
14253 (expand_builtin): Handle BUILT_IN_ISNORMAL.
14254 * builtins.def (BUILT_IN_ISNORMAL): New.
14255 * doc/extend.texi: Document isnormal.
14257 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14261 * builtins.c (expand_builtin_interclass_mathfn): Allow for missing
14262 optabs infrastructure. Provide generic implementation for
14264 (expand_builtin): Handle FINITE/ISFINITE.
14265 (fold_builtin_classify): Make ISFINITE canonical instead of FINITE.
14266 (fold_builtin_1): Likewise.
14268 * builtins.def (BUILT_IN_ISFINITE): New.
14270 * doc/extend.texi: Document isfinite.
14272 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14275 PR middle-end/20558
14277 * builtins.c (expand_builtin_interclass_mathfn): Provide a
14278 generic fallback for isinf.
14279 * c-cppbuiltin.c (builtin_define_float_constants): Move FP max
14280 calculation code ...
14281 * real.c (get_max_float): ... to here.
14282 * real.h (get_max_float): New.
14284 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14286 PR middle-end/32668
14288 * builtin-attrs.def (ATTR_TYPEGENERIC,
14289 ATTR_CONST_NOTHROW_TYPEGENERIC): New.
14291 * builtins.def (BUILT_IN_ISINF, BUILT_IN_ISNAN,
14292 BUILT_IN_ISGREATER, BUILT_IN_ISGREATEREQUAL, BUILT_IN_ISLESS,
14293 BUILT_IN_ISLESSEQUAL, BUILT_IN_ISLESSGREATER,
14294 BUILT_IN_ISUNORDERED): Use ATTR_CONST_NOTHROW_TYPEGENERIC.
14296 * c-common.c (handle_type_generic_attribute): New.
14297 (c_common_attribute_table): Add "type generic".
14299 * c-typeck.c (convert_arguments): Handle "type generic" functions.
14301 2007-07-18 Daniel Berlin <dberlin@dberlin.org>
14303 * tree-ssa-sccvn.c (try_to_simplify): Use valid_gimple_expression
14304 * tree-ssa-propagate (valid_gimple_expression): Handle ADDR_EXPR
14307 2007-07-18 Rask Ingemann Lambertsen <rask@sygehus.dk>
14310 * config/cris/cris.c (cris_print_index): Don't use XEXP before
14311 checking that the operand is an expression.
14313 2007-07-19 Christoph von Wittich <Christoph_vW@reactos.org>
14314 Danny Smith <dannysmith@users.sourceforge.net>
14317 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Put
14318 file mapping object in local namespace if Windows version later
14321 2007-07-18 Richard Sandiford <richard@codesourcery.com>
14323 * config/arm/arm-protos.h (arm_cannot_force_const_mem): Declare.
14324 * config/arm/arm.c (TARGET_CANNOT_FORCE_CONST_MEM): Redefine to
14325 arm_cannot_force_const_mem.
14326 (arm_cannot_force_const_mem): New function.
14327 * config/arm/arm.h (ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): New macro.
14328 (LEGITIMATE_CONSTANT_P): Test arm_cannot_force_const_mem instead
14329 of arm_tls_referenced_p.
14330 * config/arm/arm.md (movsi): Split out-of-section constants when
14331 ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P.
14332 * config/arm/vxworks.h (ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
14334 2007-07-18 Richard Sandiford <richard@codesourcery.com>
14336 * config/mips/mips.md (clear_cache): Treat the size argument as Pmode.
14338 2007-07-18 Richard Sandiford <richard@codesourcery.com>
14340 * config/mips/mips.md (*extendqihi2): Convert the destination
14343 2007-07-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14345 * config/pa/fptr.c: Update license header.
14346 * config/pa/milli64.S: Likewise.
14348 2007-07-17 Nick Clifton <nickc@redhat.com>
14350 * COPYING_v3: New file. Contains version 3 of the GNU General
14352 * COPYING.LIB_v3: New file. Contains version 3 of the GNU
14353 Lesser General Public License.
14354 * doc/include/gpl_v3.texi: New file. Contains version 3 of
14355 the GNU General Public License.
14357 2007-07-17 Zdenek Dvorak <dvorakz@suse.cz>
14359 PR rtl-optimization/32773
14360 * cfglayout.c (force_one_exit_fallthru): New function.
14361 (cfg_layout_finalize): Use it.
14363 2007-07-16 Richard Guenther <rguenther@suse.de>
14364 Uros Bizjak <ubizjak@gmail.com>
14366 * tree-if-conv.c (find_phi_replacement_condition): Unshare "*cond"
14367 before forcing it to gimple operand.
14369 2007-07-16 Sandra Loosemore <sandra@codesourcery.com>
14370 David Ung <davidu@mips.com>
14372 * config/mips/mips.h (TUNE_24K): Define.
14373 (TUNE_MACC_CHAINS): Add TUNE_24K.
14374 * config/mips/mips.md: (*mul_acc_si, *mul_sub_si): Change type to
14376 * config/mips/74k.md (r74k_int_mult): Split madd/msub to ..
14377 (r74k_int_madd): .. this new reservation.
14378 (define_bypass): Fixed bypasses for r74k_int_madd to use
14379 mips_linked_madd_p.
14380 * config/mips/24k.md (define_bypass): Define new
14381 r24k_int_mul3->r24k_int_madd bypass using mips_linked_madd_p.
14383 2007-07-16 Sandra Loosemore <sandra@codesourcery.com>
14384 Nigel Stephens <nigel@mips.com>
14386 * config/mips/mips.md: Include 20kc.md.
14387 * config/mips/20kc.md: New file.
14388 * config/mips/mips.c (mips_rtx_cost_data): Fill in 20Kc costs.
14389 (mips_adjust_cost): Tweak for 20Kc.
14390 (mips_issue_rate): Likewise.
14391 * config/mips/mips.h (TUNE_20KC): Define.
14393 2007-07-16 David Edelsohn <edelsohn@gnu.og>
14395 * config/rs6000/rs6000.c (struct processor_cost): Add
14396 cache_line_size, l1_cache_lines, and simultaneous_prefetches
14398 (*_cost): Add cache information.
14399 (rs6000_override_options): Set cache parameters.
14401 2007-07-16 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
14404 * config.gcc (mips-sgi-irix[56]*): Enable pthread support.
14405 * doc/install.texi (mips-sgi-irix6): pthread support works now.
14407 2007-07-16 Paul Brook <paul@codesourcery.com>
14410 * config/arm/cirrus.md (cirrus_arm_movsi_insn): Remove dead insn.
14411 (cirrus_thumb2_movsi_insn): Ditto.
14413 2007-07-15 Geoffrey Keating <geoffk@apple.com>
14415 * config/rs6000/darwin-fallback.c (interpret_libc): Change
14416 CR2_REGNO to R_CR2.
14418 2007-07-15 Andrew Haley <aph@redhat.com>
14420 * unwind-sjlj.c (_Unwind_GetIPInfo): Check for context->fc != NULL
14421 before looking in the context.
14423 2007-07-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14425 PR middle-end/32398
14426 PR middle-end/32769
14427 * pa-protos.h (pa_eh_return_handler_rtx): Declare.
14428 * pa.c (pa_extra_live_on_entry, rp_saved): Declare.
14429 (TARGET_EXTRA_LIVE_ON_ENTRY): Define.
14430 (pa_output_function_prologue): Use rp_saved and
14431 current_function_is_leaf to generate .CALLINFO statement.
14432 (hppa_expand_prologue): Set rp_saved.
14433 (hppa_expand_epilogue): Use rp_saved.
14434 (pa_extra_live_on_entry, pa_eh_return_handler_rtx): New functions.
14435 * pa.h (EH_RETURN_HANDLER_RTX): Use pa_eh_return_handler_rtx.
14437 2007-07-14 Dirk Mueller <dmueller@suse.de>
14439 * omega.c (coalesce): Fix memory leak on early exit.
14440 * matrix-reorg.c (check_allocation_function): Likewise.
14441 * tree-vect-transform.c (vect_get_new_vect_var): free result
14443 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
14444 pass pointer to edge vector
14445 (partition_hot_cold_basic_blocks): Fix memory leak.
14446 * collect2.c (prefix_from_string): Free temporary storage.
14447 * reload1.c (fixup_abnormal_edges): Free sbitmap.
14449 2007-07-14 Kaz Kojima <kkojima@gcc.gnu.org>
14451 * config/sh/sh.h (DO_GLOBAL_CTORS_BODY): Add void to prototype.
14452 (DO_GLOBAL_DTORS_BODY): Likewise.
14454 2007-07-14 Sandra Loosemore <sandra@codesourcery.com>
14455 Nigel Stephens <nigel@mips.com>
14457 * config/mips/mips.c (mips_classify_symbol): Don't return
14458 SYMBOL_SMALL_DATA for constant pool addresses if
14459 TARGET_EMBEDDED_DATA is true.
14461 2007-07-14 Uros Bizjak <ubizjak@gmail.com>
14463 * config/i386/i386.c (init_mmx_sse_builtins): Define all builtins
14464 except __builtin_ia32_emms, __builtin_ia32_ldmxcsr,
14465 __builtin_ia32_stmxcsr, __builtin_ia32_maskmovq, __builtin_ia32_loadups,
14466 __builtin_ia32_storeups, __builtin_ia32_loadhps, __builtin_ia32_loadlps,
14467 __builtin_ia32_storehps, __builtin_ia32_storelps,
14468 __builtin_ia32_movntps, __builtin_ia32_movntq, __builtin_ia32_sfence,
14469 __builtin_ia32_femms, __builtin_ia32_maskmovdqu, __builtin_ia32_loadupd,
14470 __builtin_ia32_storeupd, __builtin_ia32_loadhpd, __builtin_ia32_loadlpd,
14471 __builtin_ia32_movnti, __builtin_ia32_movntpd, __builtin_ia32_movntdq,
14472 __builtin_ia32_clflush, __builtin_ia32_lfence, __builtin_ia32_mfence,
14473 __builtin_ia32_loaddqu, __builtin_ia32_storedqu, __builtin_ia32_monitor,
14474 __builtin_ia32_mwait, __builtin_ia32_lddqu, __builtin_ia32_movntdqa,
14475 __builtin_ia32_movntsd and __builtin_ia32_movntss as const builtins
14476 using def_builtin_const.
14478 2007-07-14 Eric Botcazou <ebotcazou@adacore.com>
14480 PR tree-optimization/32705
14481 * tree-ssa-sccvn.c (set_ssa_val_to): Accept VN_TOP as value number.
14482 (simplify_binary_expression): Use SSA_VAL consistently.
14484 2007-07-13 David Edelsohn <edelsohn@gnu.org>
14486 * config/rs6000/spe.md (SPE_ACC_REGNO): Delete definition.
14487 (SPEFSCR_REGNO): Delete definition.
14488 * config/rs6000/rs6000.c: LINK_REGISTER_REGNUM -> LR_REGNO.
14489 COUNT_REGISTER_REGNUM -> CTR_REGNO.
14490 * config/rs6000/rs6000.h: Do not define *_REGNO.
14491 LINK_REGISTER_REGNUM -> LR_REGNO.
14492 COUNT_REGISTER_REGNUM -> CTR_REGNO.
14493 * config/rs6000/predicates.md: LINK_REGISTER_REGNUM -> LR_REGNO.
14494 COUNT_REGISTER_REGNUM -> CTR_REGNO.
14495 * config/rs6000/linux-unwind.h: Define R_LR, R_CR2, R_VR0,
14496 R_VRSAVE, R_VSCR. Use them.
14497 * config/rs6000/darwin-fallback.c: Define R_LR, R_CTR, R_CR2,
14498 R_XER, R_VR0, R_VRSAVE, R_VSCR, R_SPEFSCR. Use them.
14499 * config/rs6000/rs6000.md: Define REGNO constants. Use them.
14500 * config/rs6000/aix.h: Define R_LR. Use it.
14502 2007-07-13 Caroline Tice <ctice@apple.com>
14504 * toplev.c (process_options): Turn flag_var_tracking_uninit off when
14505 flag_var_tracking is explicitly turned off (i.e. when variable
14506 tracking is not feasible); otherwise, turn flag_var_tracking on when
14507 flag_var_tracking_uninit is on.
14508 * rtl.def (VAR_LOCATION): Add a new integer subfield to VAR_LOCATION
14509 note definitions, to allow recording of initialization status in the
14511 * dwarf2out.c (dwarf_stack_op_name): Add case for DW_OP_GNU_uninit.
14512 (add_var_loc_to_decl): Add comparison of NOTE_VAR_LOCATION_STATUS to
14513 determine if two note locations are equal.
14514 (output_loc_list): Don't output list entries whose start & end labels
14516 (reg_loc_descriptor): Add parameter for initialization status; pass it
14517 to other loc descriptor functions.
14518 (one_reg_loc_descriptor): Add parameter for initialization status;
14519 check its value and add DW_OP_GNU_uninit to returned loc descr if
14521 (multiple_reg_loc_descriptor): Add parameter for initialization
14523 pass init status argument to other loc descriptor functions; check
14524 value of intialization parameter and add DW_OP_GNU_uninit to returned
14525 loc descr if appropriate.
14526 (based_loc_descr): Add parameter for initialization status; add new
14527 variable for return value; check value of initialization parameter and
14528 add DW_OP_GNU_uninit to returned loc descr if appropriate.
14529 (concatn_mem_loc_descriptor): Add parameter for initialization status;
14530 pass init status argument to other loc descriptor functions; check
14531 value of intialization parameter and add DW_OP_GNU_uninit to returned
14532 loc descr if appropriate.
14533 (mem_loc_descriptor): Likewise.
14534 (concat_loc_descriptor): Likewise.
14535 (concatn_loc_descriptor): Likewise.
14536 (loc_descriptor): Add parameter for initialization status; pass it as
14537 argument to other loc descriptor function calls.
14538 (loc_descriptor_from_tree_1): Add appropriate initialization status
14539 to loc descriptor function calls.
14540 (add_location_or_const_value_attribute): Get initialization status
14541 from VAR_LOCATION note; add initialization status to loc descriptor
14543 * dwarf2.h (enum dwarf_location_atom): New op, DW_OP_GNU_uninit.
14544 * print-rtl.c (print_rtx): When printing a VAR_LOCATION note, if
14545 status is uninitialized, add "[uninint]" to output.
14546 * common.opt (fvar-tracking-uninit): New option, similar to
14547 fvar-tracking, to turn on tracking of uninitialized variables; creates
14548 a new global flag, flag_var_tracking_uninit.
14549 * rtl.h (NOTE_VAR_LOCATION_STATUS): New macro for accessing new field.
14550 (enum var_init_status): New type, for var initialization status field.
14551 * var-tracking.c (struct location_chain_def): Two new fields, init,
14552 for initialization status, and set_src for the assignment value expr.
14553 (unshare_variable): New parameter for initialization status;
14554 initialize new init and set_src fields.
14555 (var_reg_set): New parameters for initialization status and value;
14556 pass them to set_variable_part.
14557 (var_mem_set): Likewise.
14558 (get_init_value): New function.
14559 (var_reg_delete_and_set): New initialization status & value
14560 parameters; add call to get_init_value if status is unknown; pass new
14561 parameters to clobber_variable_part and var_reg_set.
14562 (var_mem_delete_and_set): Likewise.
14563 (var_reg_delete): Pass null set_src value to clobber_variable_part.
14564 (var_mem_delete): Likewise.
14565 (variable_union): Pass status to unshare_variable; initialize new init
14566 and set_src fields. If flag_var_tracking_uninit is not set, force
14567 status to initialized.
14568 (add_stores): Store insn, rather than NEXT_INSN(insn), so it can be
14569 used later to get the set_src value.
14570 (find_src_status): New function.
14571 (find_src_set_src): New function.
14572 (compute_bb_dataflow): Pass init status to calls to var_reg_set,
14573 var_mem_set, var_reg_delete_and_set and var_mem_delete_and_set; for
14574 MO_SET, get set_src value and pass it to var_reg_delete_and_set
14575 and var_mem_delete_and_set.
14576 (dump_variable): Print out "[uninit]" if appropriate.
14577 (set_variable_part): Add new initialization and set_src parameters;
14578 pass status to unshare_variable; set node->init and node- >set_src
14579 fields and modify slot in hash table appropriately; save the init and
14580 set_src values if appropriate and assign to the new node.
14581 (clobber_variable_part): New set_src parameter; if two nodes have
14582 same variable and same location but different set_src (assignment)
14583 values, clobber old node.
14584 (delete_variable_part): Pass init status to unshare_variable.
14585 (emit_note_insn_var_location): Add initialized var; assign var's init
14586 status to new 'initialized'; pass new init status field to calls to
14587 gen_rtx_VAR_LOCATION. If flag_var_tracking_uninit is not set, force
14588 status to initialized.
14589 (emit_notes_in_bb): Pass initialization status to calls to
14590 var_reg_set, var_mem_set, var_reg_delete_and_set and
14591 var_mem_delete_and_set; for MO_SET, get set_src value and pass it to
14592 var_reg_delete_and_set and var_mem_delete_and_set; call
14593 emit_notes_for_changes on NEXT_INSN(insn) rather than on insn, to
14594 make up for change in add_stores.
14595 (vt_add_function_parameters): Add status to calls to
14597 * config/darwin.c (darwin_override_options): Turn on uninitialized
14598 tracking automatically, if var_tracking is on and the system is
14601 2007-07-13 Sa Liu <saliu@de.ibm.com>
14603 * config.gcc: Add options for arch and tune on SPU.
14604 * config/spu/predicates.md: Add constant operands 0 and 1.
14605 * config/spu/spu-builtins.def: Add builtins for double precision
14606 floating point comparison: si_dfceq, si_dfcmeq, si_dfcgt, si_dfcmgt,
14607 si_dftsv, spu_cmpeq_13, spu_cmpabseq_1, spu_cmpgt_13, spu_cmpabsgt_1,
14609 * config/spu/spu-c.c: Define __SPU_EDP__ when builtins invoked with
14611 * config/spu/spu-protos.h: Add new function prototypes.
14612 * config/spu/spu.c (spu_override_options): Check options -march and
14614 (spu_comp_icode): Add comparison code for DFmode and vector mode.
14615 (spu_emit_branch_or_set): Use the new code for DFmode and vector
14617 (spu_const_from_int): New. Create a vector constant from 4 ints.
14618 (get_vec_cmp_insn): New. Get insn index of vector compare instruction.
14619 (spu_emit_vector_compare): New. Emit vector compare.
14620 (spu_emit_vector_cond_expr): New. Emit vector conditional expression.
14621 * config/spu/spu.h: Add options -march and -mtune. Define processor
14622 types PROCESSOR_CELL and PROCESSOR_CELLEDP. Define macro
14623 CANONICALIZE_COMPARISON.
14624 * config/spu/spu.md: Add new insns for double precision compare
14625 and double precision vector compare. Add vcond and smax/smin patterns
14626 to enable DFmode vector conditional expression.
14627 * config/spu/spu.opt: Add options -march and -mtune.
14628 * config/spu/spu_internals.h: Add builtins for CELLEDP target:
14629 si_dfceq, si_dfcmeq, si_dfcgt, si_dfcmgt, si_dftsv. Add builtin for
14630 both CELL and CELLEDP targets: spu_testsv.
14631 * config/spu/spu_intrinsics.h: Add flag mnemonics for test special
14634 2007-07-13 Richard Guenther <rguenther@suse.de>
14636 PR tree-optimization/32721
14637 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Preserve
14638 TREE_THIS_VOLATILE on the folded reference.
14639 * tree-ssa-operands.c (get_expr_operands): Set has_volatile_ops
14640 if the array reference has TREE_THIS_VOLATILE set.
14642 2007-07-13 H.J. Lu <hongjiu.lu@intel.com>
14645 * doc/libgcc.texi: Update DFP intrinsics for DPD and BID.
14647 2007-07-13 Andreas Schwab <schwab@suse.de>
14649 * gengtype-lex.l: Allow declarations to be indented.
14651 2007-07-12 Geoffrey Keating <geoffk@apple.com>
14653 * ginclude/tgmath.h: New.
14654 * config.gcc: Use GCC's tgmath.h on non-glibc systems.
14655 * doc/sourcebuild.texi (Headers): Document use_gcc_tgmath.
14656 * configure.ac (STMP_FIXPROTO): Honor use_gcc_tgmath.
14657 * configure: Regenerate.
14659 2007-07-13 Kaz Kojima <kkojima@gcc.gnu.org>
14661 * config/sh/linux-unwind.h (sh_fallback_frame_state): Use
14662 correct index when setting register save state for xd
14665 2007-07-13 Kaz Kojima <kkojima@gcc.gnu.org>
14667 * config/sh/sh.c (mark_use): Remove.
14669 2007-07-12 Paul Brook <paul@codesourcery.com>
14671 * config/arm/arm.c (thumb1_compute_save_reg_mask): Make sure scratch
14672 reg does not overlap return value.
14674 2007-07-12 Daniel Berlin <dberlin@dberlin.org>
14676 * tree-ssa-pre.c (get_expression_vuses): Move out side-effect.
14677 (set_expression_vuses): Ditto.
14678 (init_pre): Initialize expression_vuses.
14680 2007-07-12 Zdenek Dvorak <dvorakz@suse.cz>
14682 * config/i386/sse.md (storentdf, storentsf): New.
14684 2007-07-12 Geoffrey Keating <geoffk@apple.com>
14686 * builtins.c (get_pointer_alignment): Honor DECL_ALIGN on a
14688 * tree.c (build_decl_stat): Move code from here...
14689 (make_node_stat): ... to here. Don't uselessly clear DECL_USER_ALIGN.
14690 (expr_align): Honor DECL_ALIGN on a FUNCTION_DECL. Add comment
14691 about using DECL_ALIGN of LABEL_DECL and CONST_DECL.
14692 * tree.h (DECL_USER_ALIGN): Fix misplaced comment.
14693 * varasm.c (assemble_start_function): Use DECL_ALIGN instead of
14696 2007-07-12 Dorit Nuzman <dorit@il.ibm.com>
14697 Devang Patel <dpatel@apple.com>
14699 PR tree-optimization/25413
14700 * targhooks.c (default_builtin_vector_alignment_reachable): New.
14701 * targhooks.h (default_builtin_vector_alignment_reachable): New.
14702 * tree.h (contains_packed_reference): New.
14703 * expr.c (contains_packed_reference): New.
14704 * tree-vect-analyze.c (vector_alignment_reachable_p): New.
14705 (vect_enhance_data_refs_alignment): Call
14706 vector_alignment_reachable_p.
14707 * target.h (vector_alignment_reachable): New builtin.
14708 * target-def.h (TARGET_VECTOR_ALIGNMENT_REACHABLE): New.
14709 * config/rs6000/rs6000.c (rs6000_vector_alignment_reachable): New.
14710 (TARGET_VECTOR_ALIGNMENT_REACHABLE): Define.
14712 2007-07-12 Dorit Nuzman <dorit@il.ibm.com>
14714 * target.h (builtin_vectorization_cost): Add new target builtin.
14715 * target-def.h (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): New.
14716 * tree-vectorizer.h (TARG_SCALAR_STMT_COST): New.
14717 (TARG_SCALAR_LOAD_COST, TARG_SCALAR_STORE_COST): New.
14718 * tree-vect-analyze.c (vect_analyze_slp_instance): Initisliaze
14719 uninitialized variables.
14720 * tree-vect-transform.c (cost_for_stmt): New function.
14721 (vect_estimate_min_profitable_iters): Call cost_for_stmt instead of
14722 using cost 1 for all scalar stmts. Be less conservative when
14723 estimating the number of prologue/epulogue iterations. Call
14724 targetm.vectorize.builtin_vectorization_cost. Return
14725 min_profitable_iters-1.
14726 (vect_model_reduction_cost): Use TARG_SCALAR_TO_VEC_COST for
14727 initialization cost instead of TARG_VEC_STMT_COST. Use
14728 TARG_VEC_TO_SCALAR_COST instead of TARG_VEC_STMT_COST for reduction
14729 epilogue code. Fix epilogue cost computation.
14730 * config/spu/spu.c (spu_builtin_vectorization_cost): New.
14731 (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Implement.
14732 * config/spu/spu.h (TARG_COND_BRANCH_COST, TARG_SCALAR_STMT_COST):
14733 (TARG_SCALAR_LOAD_COST, TARG_SCALAR_STORE_COST, TARG_VEC_STMT_COST):
14734 (TARG_VEC_TO_SCALAR_COST, TARG_SCALAR_TO_VEC, TARG_VEC_LOAD_COST):
14735 (TARG_VEC_UNALIGNED_LOAD_COST, TARG_VEC_STORE_COST): Define.
14737 2007-07-12 Richard Guenther <rguenther@suse.de>
14739 * gimplify.c (gimplify_conversion): Make sure that the result
14740 from maybe_fold_offset_to_reference is trivially convertible
14741 to the desired type before doing the simplification.
14742 (gimplify_expr): Likewise.
14743 * fold-const.c (fold_binary): Use the correct types for
14744 building the simplified expression.
14746 2007-07-12 Zdenek Dvorak <dvorakz@suse.cz>
14748 PR rtl-optimization/32729
14749 * cfghooks.c (can_duplicate_block_p): Do not forbid duplicating blocks
14750 that fallthru to exit.
14752 2007-07-12 Kaz Kojima <kkojima@gcc.gnu.org>
14754 * config/sh/sh.md (symGOTOFF2reg): Add missing parenthesis.
14755 (symDTPOFF2reg): Likewise.
14757 2007-07-11 Daniel Berlin <dberlin@dberlin.org>
14759 PR tree-optimization/32663
14761 * tree.h (VALUE_HANDLE_VUSES): Remove.
14762 (struct tree_value_handle): Remove vuses.
14764 * tree-vn.c (create_value_handle_for_expr): Don't set
14765 VALUE_HANDLE_VUSES.
14767 * tree-ssa-pre.c (expression_vuses): New.
14768 (alloc_expression_id): Set up expression_vuses.
14769 (get_expression_vuses): New.
14770 (set_expression_vuses): Ditto.
14771 (clear_expression_ids): Modify for expression_vuses.
14772 (phi_translate_1): Ditto.
14773 (phi_translate_set): Ditto.
14774 (value_dies_in_block_x): Ditto
14775 (valid_in_sets): Ditto.
14776 (add_to_sets): Ditto.
14777 (find_existing_value_expr): Ditto.
14778 (create_value_handle_for_expr): Ditto.
14779 (make_values_for_stmt): Ditto.
14780 (vuse_equiv): Remove.
14782 2007-07-11 Alexandre Oliva <aoliva@redhat.com>
14784 * Makefile.in (mostlyclean): Remove object files.
14786 2007-07-11 Kenneth Zadeck <zadeck@naturalbridge.com>
14788 * toplev.c (no_new_pseudos): Deleted.
14789 * rtl.h (no_new_pseudos): Deleted.
14790 * tree-pass.h (pass_no_new_pseudos): Deleted.
14791 * passes.c (pass_no_new_pseudos): Deleted.
14792 * final.c (rest_of_clean_state): Removed no_new_pseudos.
14793 (rest_of_no_new_pseudos, pass_no_new_pseudos): Deleted.
14794 * struct-equiv.c (rtx_equiv_p): Replaced no_new_pseudos with
14796 * cfgcleanup.c (try_crossjump_to_edge): Ditto.
14797 * rtlhooks.c (gen_lowpart_general): Ditto.
14798 * optabs.c (prepare_operand): Ditto.
14799 * mode-switching.c (rest_of_handle_mode_switching): Deleted set of
14801 * modulo-sched.c (rest_of_handle_sms): Ditto.
14802 * see.c (rest_of_handle_see): Ditto.
14803 * ifcvt.c (if_convert): Ditto.
14804 (gate_handle_if_after_combine): Replaced no_new_pseudos with
14806 * init-regs.c (gate_initialize_regs): Deleted set of
14808 * lower-subreg.c (decompose_multiword_subregs): Ditto.
14809 * bb-reorder.c (rest_of_handle_partition_blocks): Ditto.
14810 * doc/md.texi: Changed no_new_pseudos to can_create_pseudo_p.
14812 2007-07-11 Uros Bizjak <ubizjak@gmail.com>
14815 * config/i386/sse.md (*sse2_storeq_rex64): Handle 64bit mem->reg moves.
14816 (*vec_extractv2di_1_sse2): Disable for TARGET_64BIT.
14817 (*vec_extractv2di_1_rex64): New insn pattern.
14819 2007-07-11 David Daney <ddaney@avtrex.com>
14821 * config/mips/linux-unwind.h (mips_fallback_frame_state): Rewrite
14822 return address calculation. Substitute DWARF_ALT_FRAME_RETURN_COLUMN
14823 for SIGNAL_UNWIND_RETURN_COLUMN.
14824 * config/mips/mips.h (SIGNAL_UNWIND_RETURN_COLUMN): Remove.
14825 (DWARF_FRAME_REGNUM): Rewrite.
14826 (DWARF_ALT_FRAME_RETURN_COLUMN) Define.
14828 2007-07-11 Nick Clifton <nickc@redhat.com>
14830 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Revert previous
14831 delta and use gen_int_mode in place of GET_INT instead.
14833 2007-07-11 Uros Bizjak <ubizjak@gmail.com>
14835 * reg-stack.c (struct tree_opt_pass pass_stack_regs): Nullify name
14838 2007-07-11 Douglas Gregor <doug.gregor@gmail.com>
14840 * params.def (PARAM_VERIFY_CANONICAL_TYPES): Remove.
14841 (PARAM_USE_CANONICAL_TYPES): New; decides whether to use canonical
14843 * params.h (VERIFY_CANONICAL_TYPES): Remove.
14844 (USE_CANONICAL_TYPES): New.
14845 * doc/invoke.texi (verify-canonical-types): Remove.
14846 (use-canonical-types): Add.
14848 2007-07-11 Ulrich Weigand <uweigand@de.ibm.com>
14850 * config/spu/spu.c (spu_optimization_options): Remove setting of
14851 parameter PARAM_MAX_COMPLETELY_PEEL_TIMES.
14852 (spu_override_options): Move it here.
14854 2007-07-11 Richard Sandiford <richard@codesourcery.com>
14856 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Handle -m4ksc and -m4ksd.
14857 * config/mips/mips.c (mips_cpu_info_table): Mention
14858 MIPS_ISA_LEVEL_SPEC in the comment.
14860 2007-07-11 Eric Botcazou <ebotcazou@adacore.com>
14862 PR tree-optimization/32713
14863 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle REAL_CST.
14865 2007-07-11 Paolo Carlini <pcarlini@suse.de>
14867 PR middle-end/30482
14868 * c-opts.c (c_common_post_options): Do not change flag_complex_method
14869 conditional to flag_isoc99.
14870 (c_common_init_options): Do it here, unconditionally.
14872 2007-07-11 Eric Botcazou <ebotcazou@adacore.com>
14874 PR tree-optimization/32589
14875 * doc/tree-ssa.texi (Rough GIMPLE Grammar): Add missing rule.
14876 * tree-gimple.c (is_gimple_min_invariant): Clarify head comment.
14877 * tree-ssa-propagate.c (valid_gimple_expression_p): New
14878 predicate, extracted from...
14879 (set_rhs): ...here. Call it for the expression on entry.
14880 * tree-ssa-propagate.h (valid_gimple_expression_p): Declare.
14881 * tree-ssa-sccvn.c: Include tree-ssa-propagate.h.
14882 (simplify_binary_expression): Use valid_gimple_expression_p
14883 to validate the simplification.
14884 * Makefile.in (tree-ssa-sccvn.o): Depends on tree-ssa-propagate.h.
14886 2007-07-11 Danny Smith <dannysmith@users.sourceforge.net>
14888 * config/i386/cygming.h (PREFERRED_DEBUGGING_TYPE): Define to
14889 DWARF2_DEBUG on 32 bit target too.
14890 (DWARF2_UNWIND_INFO): Reorganize 64-bit vs 32-bit definition.
14892 2007-07-11 Nick Clifton <nickc@redhat.com>
14894 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Provide alternative
14895 version for 64-bit hosts.
14897 2007-07-10 David Daney <ddaney@avtrex.com>
14899 * config/mips/mips.h (ISA_HAS_SYNCI): New target capability
14901 (INITIALIZE_TRAMPOLINE): Emit clear_cache insn instead of library
14903 * config/mips/mips.c (mips_expand_synci_loop): New function.
14904 * config/mips/mips.md (UNSPEC_CLEAR_HAZARD): New constant.
14905 (UNSPEC_RDHWR): Same.
14906 (UNSPEC_SYNCI): Same.
14907 (UNSPEC_SYNC): Same.
14908 (clear_cache): New expand.
14912 (clear_hazard): Same.
14913 * config/mips/mips-protos.h (mips_expand_synci_loop): Declare
14915 * testsuite/gcc.target/mips/clear-cache-1.c: New test.
14916 * testsuite/gcc.target/mips/clear-cache-2.c: New test.
14918 2007-07-10 Ian Lance Taylor <iant@google.com>
14920 * emit-rtl.c (gen_reg_rtx): Check can_create_pseudo_p rather than
14923 2007-07-10 David Daney <ddaney@avtrex.com>
14925 * builtins.def (BUILT_IN_CLEAR_CACHE): New builtin.
14926 * builtins.c (expand_builtin___clear_cache): New function.
14927 (expand_builtin): Call expand_builtin___clear_cache for
14928 BUILT_IN_CLEAR_CACHE case.
14929 * doc/extend.texi (__builtin___clear_cache): Document new builtin.
14930 * doc/md.texi (clear_cache): Document new instruction pattern.
14931 * testsuite/gcc.dg/builtins-64.c: New test.
14933 2007-07-11 Hans-Peter Nilsson <hp@axis.com>
14935 * config/cris/cris.md ("movsi"): Fix typo in last change.
14937 2007-07-09 Geoffrey Keating <geoffk@apple.com>
14940 * c-common.c (c_alignof_expr): Look at DECL_ALIGN of
14942 (handle_aligned_attribute): Allow use on FUNCTION_DECLs.
14943 * varasm.c (assemble_start_function): Honor DECL_ALIGN
14944 for FUNCTION_DECLs. Don't use align_functions_log if
14946 * print-tree.c (print_node): Print DECL_ALIGN and DECL_USER_ALIGN
14947 even for FUNCTION_DECLs.
14948 * c-decl.c (merge_decls): Propagate DECL_ALIGN even for
14950 * tree.h (DECL_ALIGN): Update for new location of 'align'.
14951 (DECL_FUNCTION_CODE): Update for new location and name of
14953 (DECL_OFFSET_ALIGN): Update for new location of 'off_align'.
14954 (struct tree_decl_common): Move 'align' and 'off_align' out
14955 of union, ensure they're still on a 32-bit boundary. Remove
14956 other fields in union 'u1'.
14957 (struct tree_function_decl): Add field 'function_code' replacing
14958 'u1.f' in tree_decl_common.
14959 * tree.c (build_decl_stat): Set initial value of DECL_ALIGN.
14960 * doc/extend.texi (Function Attributes): Add 'aligned' attribute.
14961 (Variable Attributes): Cross-reference 'aligned' attribute
14962 to Function Attributes.
14963 * flags.h (force_align_functions_log): Delete.
14964 * toplev.c (force_align_functions_log): Delete.
14966 2007-07-10 Uros Bizjak <ubizjak@gmail.com>
14969 * config/i386/sse.md (vec_concatv2di): Disable for TARGET_64BIT.
14970 (*vec_concatv2di_rex): New insn pattern.
14972 2007-07-10 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
14975 * config/mips/iris6.h (LIBGCC_SPEC): Add libm.
14977 2007-07-10 Ian Lance Taylor <iant@google.com>
14979 Replace no_new_pseudos in backends.
14980 * rtl.h (can_create_pseudo_p): Define.
14981 * config/darwin.c (machopic_indirect_data_reference): Use
14982 can_create_pseudo_p () instead of no_new_pseudos.
14983 (machopic_indirect_data_reference): Likewise.
14984 (machopic_legitimize_pic_address): Likewise.
14985 * config/alpha/alpha.c (alpha_legitimize_address): Likewise.
14986 (alpha_emit_set_const_1): Likewise.
14987 (alpha_emit_set_const): Likewise.
14988 (alpha_emit_conditional_move): Likewise.
14989 (alpha_split_conditional_move): Likewise.
14990 * config/alpha/alpha.md (various splitters): Likewise.
14992 * config/arm/arm.c (legitimize_pic_address): Likewise.
14993 (arm_load_pic_register): Likewise.
14994 * config/arm/arm.md (addsi3, subsi3, andsi3, iorsi3): Likewise.
14995 (movdi, movsi, movhi, movqi, movsf, movdf): Likewise.
14996 * config/bfin/bfin.c (legitimize_pic_address): Likewise.
14997 * config/cris/cris.c (cris_expand_pic_call_address): Likewise.
14998 * config/cris/cris.md (movsi): Likewise.
14999 * config/frv/frv.md (symGOT2reg_hilo): Likewise.
15000 (symGOTOFF2reg_hilo): Likewise.
15001 (symGPREL2reg, symGPREL2reg_hilo): Likewise.
15002 * config/h8300/h8300.md (insv, extzv): Likewise.
15003 * config/i386/i386.c (ix86_expand_move): Likewise.
15004 (ix86_expand_vector_move): Likewise.
15005 (ix86_prepare_fp_compare_args): Likewise.
15006 (ix86_expand_carry_flag_compare): Likewise.
15007 * config/i386/i386.md (tls_dynamic_gnu2_32): Likewise.
15008 (tls_dynamic_gnu2_combine_32): Likewise.
15009 (tls_dynamic_gnu2_64, tls_dynamic_gnu2_combine_64): Likewise.
15010 * config/ia64/ia64.c (ia64_expand_move): Likewise.
15011 (ia64_expand_movxf_movrf): Likewise.
15012 * config/m32c/m32c.c (m32c_prepare_move): Likewise.
15013 (m32c_split_move): Likewise.
15014 (m32c_expand_insv): Likewise.
15015 * config/m68k/m68k.md (movsi): Likewise.
15016 * config/mips/mips.c (mips_force_temporary): Likewise.
15017 (mips_split_symbol): Likewise.
15018 (mips_move_integer): Likewise.
15019 (mips_legitimize_const_move): Likewise.
15020 * config/mn10300/mn10300.md (movsi): Likewise.
15021 * config/pa/pa.c (emit_move_sequence): Likewise.
15022 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
15023 (rs6000_got_register): Likewise.
15024 (create_TOC_reference): Likewise.
15025 (rs6000_machopic_legitimize_pic_address): Likewise.
15026 * config/rs6000/rs6000.md (add<mode>3): Likewise.
15027 (various splitters): Likewise.
15028 (iorsi3, xorsi3, iordi3, xordi3): Likewise.
15029 (movsi_got): Likewise.
15030 * config/s390/s390.c (emit_symbolic_move): Likewise.
15031 * config/s390/s390.md (movhi, movqi): Likewise.
15032 (load_multiple, store_multiple): Likewise.
15033 * config/score/score.c (score_force_temporary): Likewise.
15034 * config/sh/sh.c (prepare_move_operands): Likewise.
15035 (prepare_cbranch_operands): Likewise.
15036 (emit_fpu_switch): Likewise.
15037 (fpscr_set_from_mem): Likewise.
15038 * config/sh/sh.md (movdicc, movsicc, movsicc_umin): Likewise.
15039 (adddi3, subsi3): Likewise.
15040 (various splitters): Likewise.
15041 (divsi_inv_fp_combine): Likewise.
15042 (symGOT_load, symGOTOFF2reg, symDTPOFF2reg): Likewise.
15043 (seq, slt, sle, sgt, sge, sgtu, sltu, sleu, sgeu): Likewise.
15045 * config/sh/predicates.md (xor_operand): Likewise.
15046 * config/sparc/sparc.c (legitimize_tls_address): Likewise.
15047 * config/sparc/sparc.md (movsi_pic_label_ref): Likewise.
15048 (movdi_pic_label_ref): Likewise.
15049 * config/spu/spu.c (spu_split_immediate): Likewise.
15050 * config/alpha/alpha.md (various splitters): Remove test
15051 !no_new_pseudos || reload_completed.
15052 * config/ia64/ia64.c (ia64_output_mi_thunk): Don't set
15054 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
15055 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
15056 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
15057 * config/score/score.c (th_output_mi_thunk): Likewise.
15058 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
15059 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
15061 2007-07-10 Kaz Kojima <kkojima@gcc.gnu.org>
15063 PR rtl-optimization/32664
15064 * mode-switching.c (create_pre_exit): Skip barrier insns.
15066 2007-07-10 Zdenek Dvorak <dvorakz@suse.cz>
15068 * tree-scalar-evolution.c (scev_const_prop): Add arguments to
15069 force_gimple_operand_bsi.
15070 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr,
15071 rewrite_use_compare): Ditto.
15072 * tree-ssa-address.c (gimplify_mem_ref_parts, create_mem_ref):
15074 * tree-ssa-ifcombine.c (ifcombine_ifandif): Ditto.
15075 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Ditto.
15076 * lambda-code.c (replace_uses_equiv_to_x_with_y): Ditto.
15077 * tree-profile.c (prepare_instrumented_value,
15078 tree_gen_interval_profiler, tree_gen_pow2_profiler,
15079 tree_gen_one_value_profiler, tree_gen_ic_profiler,
15080 tree_gen_ic_func_profiler, tree_gen_average_profiler,
15081 tree_gen_ior_profiler): Ditto.
15082 * tree-ssa-reassoc.c (negate_value): Ditto.
15083 * matrix-reorg.c (transform_access_sites, transform_allocation_sites):
15084 Use force_gimple_operand_bsi.
15085 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Ditto.
15086 * tree-if-conv.c (add_to_dst_predicate_list,
15087 find_phi_replacement_condition): Ditto.
15088 * gimplify.c (force_gimple_operand_bsi): Add before and m arguments.
15089 Call mark_symbols_for_renaming for new statements.
15090 * tree-flow.h (force_gimple_operand_bsi): Declaration changed.
15092 2007-07-10 Zdenek Dvorak <dvorakz@suse.cz>
15094 * cfghooks.c (remove_edge): New function.
15095 (redirect_edge_and_branch, remove_branch, merge_blocks): Updated
15097 * cfghooks.h (remove_edge): Declare.
15098 * cfg.c (remove_edge): Renamed to remove_edge_raw.
15099 * basic-block.h (remove_edge): Declaration changed to remove_edge_raw.
15101 2007-07-09 Wolfgang Gellerich <gellerich@de.ibm.com>
15103 * optabs.h: Added declaration for signbit_optab.
15104 * optabs.c: (init_optabs): Added initialization for signbit_optab.
15105 * genoptinit.c (optabs): Added entry for signbit insns.
15106 * builtins.c (expand_builtin_signbit): Added code to use a signbit
15107 insn, if available.
15108 * config/s390/s390.h (S390_TDC_SIGNBIT_SET): New constant.
15109 * config/s390/s390.md (signbit<mode>2): New expander.
15111 2007-07-09 Richard Guenther <rguenther@suse.de>
15113 PR middle-end/32698
15114 * fold-const.c (fold_plusminus_mult_expr): Move constant
15115 arguments second to allow decomposing.
15117 2007-07-09 Alexandre Oliva <aoliva@oliva.athome.lsd.ic.unicamp.br>
15120 2007-07-06 Alexandre Oliva <aoliva@redhat.com>
15122 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
15123 Disregard DECL_FROM_INLINE.
15125 2007-07-09 Uros Bizjak <ubizjak@gmail.com>
15128 * doc/invoke.texi: Add ftree-reassoc flag.
15129 * common.opt (ftree-reassoc): New flag.
15130 * tree-ssa-reassoc.c (gate_tree_ssa_reassoc): New static function.
15131 (struct tree_opt_pass pass_reassoc): Use gate_tree_ssa_reassoc.
15133 2007-07-09 Uros Bizjak <ubizjak@gmail.com>
15135 PR tree-optimization/32681
15136 * tree-if-conv.c (find_phi_replacement_condition): Use the condition
15137 saved in second_edge->aux when first_bb is a loop header.
15139 2007-07-09 Jan HUbicka <jh@suse.cz>
15141 * cse.c (cse_insn): Avoid invalid sharing on trial replacement.
15143 2007-07-09 Richard Guenther <rguenther@suse.de>
15145 * c-decl.c (start_function): Do not promote return type.
15147 2007-07-08 Daniel Franke <franke.daniel@gmail.com>
15149 * function.c (do_warn_unused_parameter): Do not warn if
15150 TREE_NO_WARNING is set.
15152 2007-07-08 Andreas Schwab <schwab@suse.de>
15154 * doc/invoke.texi (DEC Alpha/VMS Options): Fix typo.
15156 2007-07-08 Sandra Loosemore <sandra@codesourcery.com>
15159 2007-07-06 Sandra Loosemore <sandra@codesourcery.com>
15161 * c-opts.c (c_common_handle_option): Make DOLLARS_IN_IDENTIFIERS
15162 apply to assembly language, too.
15163 * doc/tm.texi (DOLLARS_IN_IDENTIFIERS): Update.
15165 2007-07-07 Daniel Berlin <dberlin@dberlin.org>
15167 Revert (note the sccvn portions are *not* reverted)
15168 2007-07-06 Daniel Berlin <dberlin@dberlin.org>
15170 Fix PR tree-optimization/23488
15172 * tree-vn.c (set_value_handle): Use decl_vh_map for decl value
15174 * tree-flow-inline.h (get_value_handle): Ditto.
15175 * tree-ssa-pre.c (decl_vh_map): New.
15176 (decl_node_pool): New.
15177 (can_value_number_operation): Support DECL_P.
15178 (can_PRE_operation): Ditto.
15179 (create_expression_by_pieces): Ditto.
15180 (find_existing_value_expr): Modify to differnetiate between
15181 addressing and top level.
15182 (create_value_handle_for_expr): Handle DECL's.
15183 (poolify_tree): Ditto.
15184 (make_values_for_phi): Don't insert into PHI_GEN during FRE.
15185 (make_values_for_stmt): Handle DECL's properly.
15186 (init_pre): Reorg to not init useless things during FRE.
15188 * tree-flow.h: Include pointer-set.h.
15189 (decl_vh_map): Declare.
15190 * Makefile.in (TREE_FLOW_H): Add pointer-set.h
15192 2007-07-07 Eric Weddington <eweddington@cso.atmel.com>
15194 * config/avr/constraints.md (define_memory_constraint "Q"): Fix
15195 the constraint description.
15196 * doc/md.texi: Update documentation of AVR constraints.
15198 2007-07-07 Kazu Hirata <kazu@codesourcery.com>
15200 * auto-inc-dec.c, config/arm/arm.c,
15201 config/m32r/constraints.md, config/mips/mips.md,
15202 config/rs6000/rs6000.c, cselib.c, dce.c, df-core.c,
15203 df-problems.c, df-scan.c, df.h, dse.c, gimplify.c,
15204 tree-if-conv.c, tree-ssa-sccvn.c, tree-ssa.c: Fix comment
15205 typos. Follow spelling conventions.
15206 * doc/invoke.texi, doc/rtl.texi: Fix typos.
15208 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
15209 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
15211 * tree-ssa-operands.c (realloc_vop, realloc_vdef,
15212 realloc_vuse): Remove.
15213 * tree-ssa-operands.h: Remove the prototype for realloc_vdef
15216 2007-07-06 Daniel Berlin <dberlin@dberlin.org>
15218 Fix PR tree-optimization/23488
15220 * tree-ssa-sccvn.c (expr_has_constants): Handle tcc_declaration.
15221 (try_to_simplify): Ditto.
15222 (visit_use): Ditto.
15223 * tree-vn.c (set_value_handle): Use decl_vh_map for decl value
15225 * tree-flow-inline.h (get_value_handle): Ditto.
15226 * tree-ssa-pre.c (decl_vh_map): New.
15227 (decl_node_pool): New.
15228 (can_value_number_operation): Support DECL_P.
15229 (can_PRE_operation): Ditto.
15230 (create_expression_by_pieces): Ditto.
15231 (find_existing_value_expr): Modify to differnetiate between
15232 addressing and top level.
15233 (create_value_handle_for_expr): Handle DECL's.
15234 (poolify_tree): Ditto.
15235 (make_values_for_phi): Don't insert into PHI_GEN during FRE.
15236 (make_values_for_stmt): Handle DECL's properly.
15237 (init_pre): Reorg to not init useless things during FRE.
15239 * tree-flow.h: Include pointer-set.h.
15240 (decl_vh_map): Declare.
15241 * Makefile.in (TREE_FLOW_H): Add pointer-set.h
15243 2007-07-06 Sandra Loosemore <sandra@codesourcery.com>
15245 * c-opts.c (c_common_handle_option): Make DOLLARS_IN_IDENTIFIERS
15246 apply to assembly language, too.
15247 * doc/tm.texi (DOLLARS_IN_IDENTIFIERS): Update.
15249 2007-07-06 Ian Lance Taylor <iant@google.com>
15250 Zack Weinberg <zackw@panix.com>
15252 PR middle-end/32441
15253 * builtins.c (std_expand_builtin_va_start): Don't use make_tree.
15255 2007-07-06 Richard Sandiford <richard@codesourcery.com>
15257 * config/sh/sh.md (*prefetch_i4): Disable for TARGET_VXWORKS_RTP.
15258 (prefetch): Likewise if "pref" would be used.
15260 2007-07-06 Josh Conner <jconner@apple.com>
15262 PR middle-end/32602
15263 PR middle-end/32603
15264 * calls.c (store_one_arg): Handle arguments which are partially
15265 on the stack when detecting argument overlap.
15267 2007-07-06 Bernd Schmidt <bernd.schmidt@analog.com>
15269 * reload1.c (choose_reload_regs): Set reload_spill_index for regs
15270 chosen during find_reloads.
15272 2007-07-06 Richard Guenther <rguenther@suse.de>
15274 * gimplify.c (gimplify_call_expr): Prefer DECL_ARGUMENTS over
15275 TYPE_ARG_TYPES for verification of argument types. Use
15276 DECL_ARG_TYPE instead of the PARM_DECL type. Take excess
15277 parameters as variable arguments.
15279 2007-07-06 Andreas Krebbel <krebbel1@de.ibm.com>
15281 * libgcc2.h (word_type): Type definition removed.
15282 (cmp_return_type, shift_count_type): Type definitions added.
15283 (__lshrdi3, __ashldi3, __ashrdi3): word_type of second parameter
15284 replaced with shift_count_type.
15285 (__cmpdi2, __ucmpdi2): word_type of return type replaced with
15287 * libgcc2.c (__udivmoddi4, __moddi3): Type of local variable c
15288 changed from word_type to Wtype.
15289 (__lshrdi3, __ashldi3, __ashrdi3): word_type of second parameter
15290 replaced with shift_count_type.
15291 (__cmpdi2, __ucmpdi2): word_type of return type replaced with
15293 * c-common.c (handle_mode_attribute): Handling for libgcc_cmp_return
15294 and libgcc_shift_count attribute added.
15295 * target-def.h (TARGET_LIBGCC_CMP_RETURN_MODE,
15296 TARGET_LIBGCC_SHIFT_COUNT_MODE): New target hooks defined.
15297 (TARGET_INITIALIZER): New target hooks added.
15298 * targhooks.c (default_libgcc_cmp_return_mode,
15299 default_libgcc_shift_count_mode): Default implementations for the new
15300 target hooks added.
15301 * targhooks.h (default_libgcc_cmp_return_mode,
15302 default_libgcc_shift_count_mode): Function prototypes added.
15303 * target.h (struct gcc_target): Fields for the new target hooks added.
15304 * optabs.c (expand_binop): Use shift_count_mode when expanding shift
15306 (prepare_cmp_insn): Use cmp_return_mode when expanding comparison as
15309 * doc/tm.texi (TARGET_LIBGCC_CMP_RETURN_MODE,
15310 TARGET_LIBGCC_SHIFT_COUNT_MODE): Documentation added.
15312 * config/s390/s390.c (s390_libgcc_cmp_return_mode,
15313 s390_libgcc_shift_count_mode): Functions added.
15314 (TARGET_LIBGCC_CMP_RETURN_MODE, TARGET_LIBGCC_SHIFT_COUNT_MODE):
15315 Target hooks defined.
15317 2007-07-06 Richard Sandiford <richard@codesourcery.com>
15319 * config/mips/mips.c (compute_frame_size): Restore the original
15320 gp_sp_offset for !GENERATE_MIPS16E_SAVE_RESTORE and remove the
15321 fp_size term from the GENERATE_MIPS16E_SAVE_RESTORE calculation.
15322 Document why the difference is needed.
15324 2007-07-06 Richard Guenther <rguenther@suse.de>
15326 * c-common.c (boolean_increment): Use correctly typed
15329 2007-07-06 Richard Sandiford <richard@codesourcery.com>
15331 * config/mips/mips.c (mips16e_save_restore_pattern_p): Check that
15332 the topmost argument register is not also included in the save mask.
15333 (mips16e_collect_argument_save_p): Take a pointer to the argument
15334 register, rather than a pointer to the number of arguments.
15335 (mips16e_collect_argument_saves): Only include argument saves
15336 that aren't in the register mask.
15338 2007-07-06 Uros Bizjak <ubizjak@gmail.com>
15340 PR rtl-optimization/32450
15341 * function.c (thread_prologue_and_epilogue_insns): Emit blockage insn
15342 to ensure that instructions are not moved into the prologue when
15343 profiling is on. Remove unused prologue_end variable.
15344 (expand_function_end): Emit blockage insn instead of ASM_INPUT rtx
15345 as a scheduling barrier.
15347 2007-07-06 Alexandre Oliva <aoliva@redhat.com>
15350 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
15351 Disregard DECL_FROM_INLINE.
15353 2007-07-05 Adam Nemet <anemet@caviumnetworks.com>
15355 * rtlanal.c (num_sign_bit_copies1): Improve cases of ANDing or
15356 IORing with a constant.
15358 2007-07-05 Seongbae Park <seongbae.park@gmail.com>
15360 PR rtl-optimization/32475
15361 * df-scan.c (df_def_record_1): Add a use of the stack pointer
15362 for every definition of the stack pointer.
15364 2007-07-05 Richard Earnshaw <rearnsha@arm.com>
15366 * arm.c (vfp3_const_double_index): Copy signed results of
15367 REAL_VALUE_TO_INT into unsigned vars.
15369 2007-07-05 Richard Guenther <rguenther@suse.de>
15371 PR middle-end/32639
15372 * alias.c (get_alias_set): Tread METHOD_TYPE the same as
15374 * tree-ssa.c (useless_type_conversion_p): Check canonical
15377 2007-07-05 Anatoly Sokolov <aesok@post.ru>
15379 * config/avr/avr.md (zero_extendqihi2, zero_extendqisi2,
15380 zero_extendhisi2): Change to define_insn_and_split.
15381 (zero_extendqidi2, zero_extendhidi2, zero_extendsidi2): New.
15383 2007-07-05 Paolo Bonzini <bonzini@gnu.org>
15385 * function.c (match_asm_constraints_1, rest_of_match_asm_constraints,
15386 pass_match_asm_constraints): New.
15387 * passes.c (init_optimization_passes): Add new pass.
15388 * stmt.c (expand_asm_operands): Set cfun->has_asm_statement.
15389 * function.h (struct function): Add has_asm_statement bit.
15390 (current_function_has_asm_statement): New.
15391 * tree-pass.h (pass_match_asm_constraints): New.
15393 2007-07-05 Richard Sandiford <rsandifo@nildram.co.uk>
15395 * config/mips/mips.c (mips_file_start): Avoid declaration
15398 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
15400 * optabs.c (expand_binop_directly): Fix signed/unsigned comparison.
15402 2007-07-05 Uros Bizjak <ubizjak@gmail.com>
15404 * rtl.def (NOTE): Change print format string to print
15405 operand 5 as a note insn name.
15407 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
15408 David Ung <davidu@mips.com>
15410 * config/mips/mips.c (mips_cpu_info): Add 4ksc and 4ksd processors.
15411 * doc/invoke.texi: (MIPS Options): Document them.
15413 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
15414 David Ung <davidu@mips.com>
15416 Add support for SmartMIPS ASE.
15418 * optabs.c (expand_binop_directly): New, broken out from...
15419 (expand_binop): Here. Make it try rotating in the other
15420 direction even when the second operand isn't constant.
15421 * config/mips/mips.md (*lwxs): New.
15422 * config/mips/mips.opt (msmartmips): New.
15423 * config/mips/mips.c (mips_lwxs_address_p): New.
15424 (mips_rtx_costs): Make it recognize scaled indexed addressing.
15425 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define
15426 __mips_smartmips when compiling for TARGET_SMARTMIPS.
15427 (ISA_HAS_ROR): Define for TARGET_SMARTMIPS.
15428 (ISA_HAS_LWXS): New.
15429 (ASM_SPEC): Add -msmartmips/-mno-smartmips.
15430 * doc/invoke.texi (MIPS Options): Document -msmartmips/-mno-smartmips.
15431 * testsuite/gcc.target/mips/smartmips-lwxs.c: New test case.
15432 * testsuite/gcc.target/mips/smartmips-ror-1.c: New test case.
15433 * testsuite/gcc.target/mips/smartmips-ror-2.c: New test case.
15434 * testsuite/gcc.target/mips/smartmips-ror-3.c: New test case.
15435 * testsuite/gcc.target/mips/smartmips-ror-4.c: New test case.
15437 2007-07-05 Dorit Nuzman <dorit@il.ibm.com>
15439 * tree-vectorizer.c (new_loop_vec_info): Initialize
15440 LOOP_VINFO_COST_MODEL_MIN_ITERS.
15441 * tree-vectorizer.h (_loop_vec_info): Added new filed
15442 min_profitable_iters.
15443 (LOOP_VINFO_COST_MODEL_MIN_ITERS): New access macro to above new field.
15444 (TARG_SCALAR_TO_VEC_COST): Define cost of scalar to vector operation.
15445 * tree-vect-analyze.c (vect_analyze_operations): Set
15446 LOOP_VINFO_COST_MODEL_MIN_ITERS.
15447 * tree-vect-transform.c (vect_estimate_min_profitable_iters): Use
15448 VEC_length to determine if there are any LOOP_VINFO_MAY_MISALIGN_STMTS.
15449 Fix calculation of peel_iters_prologue. Move consideration of epilogue
15450 and prologue cost to after they are computed.
15451 (vect_model_induction_cost): Use TARG_SCALAR_TO_VEC_COST instead of
15452 TARG_VEC_STMT_COST.
15453 (vect_model_simple_cost): Takes additional argument dt. Consider cost
15454 of creating vectors from scalars according to dt.
15455 (vect_model_store_cost): Likewise.
15456 (vectorizable_call): Use dt array instead of scalar dt. Call
15457 vect_model_simple_cost with additional argument dt.
15458 (vectorizable_assignment): Likewise.
15459 (vectorizable_operation): Likewise.
15460 (vectorizable_type_demotion): Likewise.
15461 (vectorizable_type_promotion): Likewise.
15462 (vectorizable_store): Use dt array instead of scalar dt. Call
15463 vect_model_store_cost with additional argument dt.
15464 (vect_do_peeling_for_loop_bound): Don't call
15465 vect_estimate_min_profitable_iters. Instead, lookup
15466 LOOP_VINFO_COST_MODEL_MIN_ITERS. Don't always print
15467 "may not be profitable".
15469 2007-07-05 Dorit Nuzman <dorit@il.ibm.com>
15472 * config/rs6000/altivec.md (UNSPEC_VUPKHS_V4SF, UNSPEC_VUPKLS_V4SF):
15473 (UNSPEC_VUPKHU_V4SF, UNSPEC_VUPKLU_V4SF): New.
15474 (vec_unpacks_float_hi_v8hi, vec_unpacks_float_lo_v8hi): New patterns.
15475 (vec_unpacku_float_hi_v8hi, vec_unpacku_float_lo_v8hi): New patterns.
15477 2007-07-05 Zdenek Dvorak <dvorakz@suse.cz>
15479 * config/i386/i386.c (ix86_address_cost): Do not consider more complex
15480 addressing modes cheaper.
15482 2007-07-05 Alexandre Oliva <aoliva@redhat.com>
15484 * dwarf2out.c (dw_ranges_by_label_ref): New typedef.
15485 (dw_ranges_struct): Rename block_num to num. Adjust.
15486 (dw_ranges_by_label_struct): New.
15487 (ranges_by_label, ranges_by_label_allocated,
15488 ranges_by_label_in_use): New variables.
15489 (add_ranges_num): Factored most of the code out of...
15490 (add_ranges): ... this one. Rewrite in terms of the former.
15491 (add_ranges_by_labels): New.
15492 (output_ranges): Output by-label ranges.
15493 (dwarf2out_finish): Output range for multiple-section
15494 compile_unit. Output standard DW_AT_low_pc in addition to
15495 unexpected DW_AT_entry_pc.
15497 2007-07-04 Daniel Berlin <dberlin@dberlin.org>
15499 PR tree-optimization/32604
15500 PR tree-optimization/32606
15502 * tree-ssa-pre.c (bb_bitmap_sets): Removed antic_safe_loads.
15503 (compute_antic_safe): Removed.
15504 (ANTIC_SAFE_LOADS): Ditto.
15505 (compute_antic_aux): Don't print ANTIC_SAFE_LOADS.
15506 (execute_pre): Don't call compute_antic_safe.
15507 (vuse_equiv): New function.
15508 (make_values_for_stmt): Use it
15509 * tree-ssa-sccvn.c (set_ssa_val_to): Remove assert, since it is
15512 2007-07-04 Anatoly Sokolov <aesok@post.ru>
15515 * config/avr/avr.c (avr_naked_function_p): Handle receiving a type
15516 rather than a decl.
15517 (avr_attribute_table): Make "naked" attribute apply to function types
15518 rather than to decls.
15519 (avr_handle_fntype_attribute): New function.
15521 2007-07-04 Joseph Myers <joseph@codesourcery.com>
15523 * target-def.h (TARGET_INITIALIZER): Remove trailing whitespace
15526 2007-07-04 David Ung <davidu@mips.com>
15527 Joseph Myers <joseph@codesourcery.com>
15529 * config/mips/mips.md (type): Add logical, signext and move.
15530 (one_cmpl<mode>2, *and<mode>3, *and<mode>3_mips16, *ior<mode>3,
15531 *ior<mode>3_mips16, two unnamed insns after *ior<mode>3_mips16,
15532 *nor<mode>3, "Combiner patterns to optimize truncate/zero_extend
15533 combinations", *zero_extend<SHORT:mode><GPR:mode>2,
15534 *zero_extendqihi2, *extend<SHORT:mode><GPR:mode>2_mips16e,
15535 *extend<SHORT:mode><GPR:mode>2_se<SHORT:size>, *movdi_64bit,
15536 *movdi_64bit_mips16, *movsi_internal, *movsi_mips16, movcc,
15537 *movhi_internal, *movhi_mips16, *movqi_internal, *movqi_mips16,
15538 *movsf_hardfloat, *movsf_softfloat, *movsf_mips16,
15539 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit,
15540 movv2sf_hardfloat_64bit): Use the new types.
15541 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16,
15542 *movdf_softfloat, *movdf_mips16): Use "multi".
15543 (extendqihi2): Replace with a define_expand.
15544 (*extendqihi2_mips16e, *extendqihi2, *extendqihi2_seb): New.
15545 Based on extend<SHORT:mode><GPR:mode>2 patterns.
15546 * config/mips/74k.md (r74k_int_logical): New reservation and
15548 (r74k_int_arith): Remove "slt".
15549 * config/mips/24k.md, config/mips/4130.md, config/mips/4k.md,
15550 config/mips/5400.md, config/mips/5500.md, config/mips/5k.md,
15551 config/mips/7000.md, config/mips/9000.md, config/mips/generic.md,
15552 config/mips/sb1.md, config/mips/sr71k.md: Add new types to
15553 reservations for "arith".
15555 2007-07-04 Richard Guenther <rguenther@suse.de>
15557 * tree-ssa.c (useless_type_conversion_p): Add handling for
15558 scalar float and vector types. Only call the types_compatible_p
15559 langhook for aggregate types as last resort. Follow the
15562 2007-07-04 Richard Guenther <rguenther@suse.de>
15564 * tree-inline.c (estimate_num_insns_1): Treat CONVERT_EXPR
15565 the same as NOP_EXPR.
15567 2007-07-04 Nick Clifton <nickc@redhat.com>
15569 * target.h (struct gcc_target): Add target_help field.
15570 * target-def.h (TARGET_HELP): New.
15571 (TARGET_INITIALIZER): Use TARGET_HELP.
15572 * opts.c (command_handle_option): Invoke target_help function, if
15573 defined, when the user has specified --target-help on the command
15575 * doc/invoke.texi: Mention that --target-help might print
15576 additional information.
15577 * doc/tm.texi: Document TARGET_HELP hook.
15579 * arm.c (TARGET_HELP): Override default definition.
15580 (arm_target_help): New - display a wrapped list of cores and
15581 architectures supported.
15583 2007-07-04 Rask Ingemann Lambertsen <rask@sygehus.dk>
15585 * config/v850/v850.c (expand_prologue): Make sure
15586 GEN_INT() argument is sign extended rather than zero extended.
15587 (expand_epilogue): Likewise.
15588 (output_move_double): Delete.
15589 * config/v850/v850-protos.h (output_move_double): Delete.
15590 * config/v850/v850.md (movdi): Delete.
15591 (*movdi_internal): Delete.
15593 (*movdf_internal): Delete.
15595 2007-07-04 Richard Sandiford <richard@codesourcery.com>
15597 * config/sh/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Reject -mrelax
15598 unless compiling RTP PIC.
15600 2007-07-04 Richard Guenther <rguenther@suse.de>
15602 PR tree-optimization/32482
15603 * tree-ssa-ifcombine.c (recognize_single_bit_test): Use the
15604 original ssa name if we didn't find a shift expression.
15605 Fix shift constant for bit zero test.
15607 2007-07-04 Richard Sandiford <richard@codesourcery.com>
15609 * config/sh/lib1funcs.asm (ic_invalidate): Align constant pool.
15611 2007-07-04 Richard Sandiford <richard@codesourcery.com>
15613 * config.gcc (arm-wrs-vxworks): Don't include svr4.h.
15614 * config/vxworks.h (PTRDIFF_TYPE, SIZE_TYPE, TARGET_POSIX_IO): Define.
15615 * config/arm/vxworks.h (ASM_SPEC): Delete.
15616 (SUBTARGET_EXTRA_ASM_SPEC): Define.
15618 2007-07-04 Sebastian Pop <sebpop@gmail.com>
15620 * tree-data-ref.h (data_dependence_relation): New flag reversed_p.
15621 (DDR_REVERSED_P): New.
15622 * tree-data-ref.c (initialize_data_dependence_relation,
15623 build_classic_dist_vector): Set DDR_REVERSED_P.
15625 2007-07-04 Sebastian Pop <sebpop@gmail.com>
15627 PR middle-end/32457
15628 * tree-data-ref.c (analyze_siv_subscript_cst_affine,
15629 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
15630 init_omega_for_ddr_1): Use non conservative number of iterations
15632 (analyze_subscript_affine_affine): Use HOST_WIDE_INT instead of int.
15633 (analyze_siv_subscript): Remove FIXME and reinitialization of
15634 last_conflicts to chrec_dont_know.
15635 * testsuite/gfortran.dg/vect/pr32457.f90: New.
15637 2007-07-04 Douglas Gregor <doug.gregor@gmail.com>
15639 * tree.c (maybe_canonicalize_argtypes): Improve description.
15641 2007-07-04 Douglas Gregor <doug.gregor@gmail.com>
15643 * tree.c (maybe_canonicalize_argtypes): New.
15644 (build_function_type): Set canonical type.
15645 (build_method_type_directly): Ditto.
15646 (reconstruct_complex_type): Rebuild the METHOD_TYPE node
15649 2007-07-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
15651 * tree-ssa-loop-ivopts.c (strip_offset_1): Treat POINTER_PLUS_EXPR
15653 (rewrite_use_nonlinear_expr): Likewise.
15655 2007-07-03 Seongbae Park <seongbae.park@gmail.com>
15657 * rtl.def (UNSPEC, USE, CLOBBER): More comments.
15659 2007-07-04 Ben Elliston <bje@au.ibm.com>
15661 * dwarf2out.c: Move DWARF2 abbreviation glossary closer to the top
15664 * c-objc-common.c (c_types_compatible_p): Fix indentation.
15666 * doc/tm.texi (Run-time Target): Capitalise "CPU".
15667 (Exception Handling): Likewise.
15669 2007-07-03 Jan Hubicka <jh@suse.cz>
15671 * ifcvt.c (find_cond_trap): Avoid invalid RTL sharing.
15673 2007-07-03 Eric Christopher <echristo@apple.com>
15675 * doc/cppopts.texi: Add conflicting option note to -dM.
15676 * doc/invoke.texi: Add note about possible conflicts with
15677 -E for -dCHARS and note that -dM will not produce
15678 any results if there is no machine dependent reorg.
15680 2007-07-03 Geoffrey Keating <geoffk@apple.com>
15682 * tree.h (DECL_ALIGN): Back out previous change.
15684 2007-07-03 Joseph Myers <joseph@codesourcery.com>
15686 * configure.ac: Test for .dtprelword support on MIPS.
15687 * configure, config.in: Regenerate.
15688 * config/mips/mips.c (mips_output_dwarf_dtprel): New.
15689 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
15691 2007-07-03 Julian Brown <julian@codesourcery.com>
15693 * config.gcc (with_fpu): Allow --with-fpu=vfp3.
15694 * config/arm/aout.h (REGISTER_NAMES): Add D16-D31.
15695 * config/arm/aof.h (REGISTER_NAMES): Add D16-D31.
15696 * config/arm/arm.c (FL_VFPV3): New flag for VFPv3 processor
15698 (all_fpus): Add FPUTYPE_VFP3.
15699 (fp_model_for_fpu): Add VFPv3 field.
15700 (arm_rtx_costs_1): Give cost to VFPv3 constants.
15701 (vfp3_const_double_index): New function. Return integer index of
15702 VFPv3 constant suitable for fconst[sd] insns, or -1 if constant
15704 (vfp3_const_double_rtx): New function. True if VFPv3 is enabled
15705 and argument represents a valid RTX for a VFPv3 constant.
15706 (vfp_output_fldmd): Split fldmd with > 16 registers in the list into
15708 (vfp_emit_fstmd): Similar, for fstmd.
15709 (arm_print_operand): Implement new code 'G' for VFPv3 floating-point
15710 constants, represented as integer indices.
15711 (arm_hard_regno_mode_ok): Use VFP_REGNO_OK_FOR_SINGLE,
15712 VFP_REGNO_OK_FOR_DOUBLE macros.
15713 (arm_regno_class): Handle VFPv3 d0-d7, low, high register split.
15714 (arm_file_start): Set float-abi attribute for VFPv3, and output
15715 correct ".fpu" assembler directive.
15716 (arm_dbx_register_numbering): Add FIXME.
15717 * config/arm/arm.h (TARGET_VFP3): New macro. Target supports VFPv3.
15718 (fputype): Add FPUTYPE_VFP3.
15719 (FIXED_REGISTERS): Add 32 registers for D16-D31.
15720 (CALL_USED_REGISTERS): Likewise.
15721 (CONDITIONAL_REGISTER_USAGE): Add note about conditional definition
15722 of LAST_VFP_REGNUM. Make D16-D31 caller-saved, if present.
15723 (LAST_VFP_REGNUM): Extend available VFP registers for VFPv3.
15724 (D7_VFP_REGNUM): New.
15725 (LAST_LO_VFP_REGNUM, FIRST_HI_VFP_REGNUM, LAST_HI_VFP_REGNUM)
15726 (VFP_REGNO_OK_FOR_SINGLE, VFP_REGNO_OK_FOR_SINGLE)
15727 (VFP_REGNO_OK_FOR_DOUBLE): Define new macros.
15728 (FIRST_PSEUDO_REGISTER): Shift up to 128 to accommodate VFPv3.
15729 (REG_ALLOC_ORDER): Adjust for VFPv3.
15730 (reg_class): Add VFP_D0_D7_REGS, VFP_LO_REGS, VFP_HI_REGS.
15731 (REG_CLASS_NAMES): Add entries corresponding to VFP_D0_D7_REGS,
15732 VFP_LO_REGS, VFP_HI_REGS.
15733 (REG_CLASS_CONTENTS): Likewise. Extend contents for VFP_REGS.
15734 (IS_VFP_CLASS): Define macro.
15735 (SECONDARY_OUTPUT_RELOAD_CLASS, SECONDARY_INPUT_RELOAD_CLASS): Use
15737 (REGISTER_MOVE_COST): Likewise.
15738 * config/arm/arm-protos.h (vfp3_const_double_rtx): Add prototype.
15739 * config/arm/vfp.md (VFPCC_REGNUM): Redefine as 127.
15740 (*arm_movsi_vfp, *thumb2_movsi_vfp, *movsfcc_vfp)
15741 (*thumb2_movsfcc_vfp, *abssf2_vfp, *negsf2_vfp, *addsf3_vfp)
15742 (*subsf3_vfp, *divsf_vfp, *mulsf_vfp, *mulsf3negsf_vfp)
15743 (*mulsf3addsf_vfp, *mulsf3subsf_vfp, *mulsf3negsfaddsf_vfp)
15744 (*extendsfdf2_vfp, *truncdfsf2_vfp, *truncsisf2_vfp)
15745 (*truncsidf2_vfp, fixuns_truncsfsi2, fixuns_truncdfsi2)
15746 (*floatsisf2_vfp, *floatsidf2_vfp, floatunssisf2)
15747 (floatunssidf2, *sqrtsf2_vfp, *cmpsf_split_vfp)
15748 (*cmpsf_trap_split_vfp, *cmpsf_vfp, *cmpsf_trap_vfp): Use 't'
15749 where appropriate for single-word registers.
15750 (*movsf_vfp, *thumb2_movsf_vfp, *movdf_vfp, *thumb2_movdf_vfp):
15751 As above. Fix type attributes.
15752 * config/arm/constraints.md (register_contraint "t"): Define.
15753 (register_constraint "w"): Change to D0-D15, or D0-D31 for
15755 (register_constraint "x"): Define.
15756 (constraint "Dv"): Define.
15758 2007-07-03 Geoffrey Keating <geoffk@apple.com>
15760 * tree.h (DECL_ALIGN): Prevent use on a FUNCTION_DECL.
15762 2007-07-03 Tom Tromey <tromey@redhat.com>
15764 * c-parser.c (objc_pq_context): Removed.
15765 (objc_need_raw_identifier): Likewise.
15766 (c_parser) <objc_pq_context>: New field.
15767 <objc_need_raw_identifier>: Likewise.
15768 (OBJC_NEED_RAW_IDENTIFIER): Removed.
15769 (c_lex_one_token): Update.
15770 (c_parser_objc_protocol_definition): Update.
15771 (c_parser_objc_method_definition): Update.
15772 (c_parser_objc_methodproto): Update.
15773 (c_parser_declspecs): Update.
15775 2007-07-03 David Ung <davidu@mips.com>
15777 * config/mips/mips.c (mips_issue_rate): Return 4 for 74K processors.
15779 2007-07-03 David Ung <davidu@mips.com>
15780 Richard Sandiford <richard@codesourcery.com>
15782 * doc/invoke.texi: Document -march=74kf3_2.
15783 * config/mips/mips.h (PROCESSOR_74KF3_2): New processor_type.
15784 (TUNE_74K): Check for it.
15785 * config/mips/mips.c (mips_cpu_info): Add 74kf3_2.
15786 (mips_rtx_cost_data): Add an entry for PROCESSOR_74KF3_2.
15787 * config/mips/mips.md (cpu): Add 74kf3_2.
15788 * config/mips/74k.md (r74k_int_logical, r74k_int_arith, r74k_int_nop)
15789 (r74k_int_cmove, r74k_int_mult, r74k_int_mul3, r74k_int_mfhilo)
15790 (r74k_int_mthilo, r74k_int_div, r74k_int_call, r74k_int_jump)
15791 (r74k_int_load, r74k_int_store, r74k_unknown, r74k_multi): Add
15792 74kf3_2 to the CPU list.
15793 (r74kf3_2_fadd, r74kf3_2_fmove, r74kf3_2_fload, r74kf3_2_fstore)
15794 (r74kf3_2_fmul_sf, r74kf3_2_fmul_df, r74kf3_2_fdiv_sf)
15795 (r74kf3_2_fdiv_df, r74kf3_2_frsqrt_sf, r74kf3_2_frsqrt_df)
15796 (r74kf3_2_fcmp, r74kf3_2_fcvt, r74kf3_2_fxfer_to_c1)
15797 (r74kf3_2_fxfer_from_c1): New insn reservations.
15799 2007-07-03 Richard Sandiford <richard@codesourcery.com>
15800 David Ung <davidu@mips.com>
15802 * doc/invoke.texi: Replace -march=24kf with -march=24kf2_1 and
15803 -march=24kx with -march=24kf1_1. Likewise 24ke[fx], 34k[fx]
15804 and 74k[fx]. Document aliases for the new options.
15805 * config/mips/mips.h (PROCESSOR_24KF): Rename to...
15806 (PROCESSOR_24KF2_1): ...this.
15807 (PROCESSOR_24KX): Rename to...
15808 (PROCESSOR_24KF1_1): ...this.
15809 (PROCESSOR_74KF): Rename to...
15810 (PROCESSOR_74KF2_1): ...this.
15811 (PROCESSOR_74KX): Rename to...
15812 (PROCESSOR_74KF1_1): ...this.
15813 (TUNE_74K): Update PROCESSOR_* names.
15814 * config/mips/mips.c (mips_cpu_info): Add 24kf2_1 as a synonym
15815 for 24kf. Add 24kf1_1 and 24kfx as synonyms for 24kx. Likewise
15816 the 24ke*, 34k* and 74k* processors. Update PROCESSOR_* names.
15817 (mips_rtx_cost_data): Update processor names in comments.
15818 (mips_issue_rate): Update PROCESSOR_* names.
15819 * config/mips/mips.md (cpu): Rename 24kf to 24kf2_1, 24kx to
15820 24kf1_1, 74kf to 74kf2_1 and 74kx to 74kf1_1.
15821 * config/mips/24k.md: Rename FPU-related r24k_* insn reservations
15822 to r24kf2_1_*. Rename r24kx_* insn reservations to r24kf1_1_*.
15823 Update cpu attribute names.
15824 (r24k_fpu_iss): Rename this reservation to...
15825 (r24kf2_1_fpu_iss): ...this and update all uses.
15826 (r24kx_fpu_iss): Rename this reservation to...
15827 (r24kf1_1_fpu_iss): ...this and update all uses.
15828 * config/mips/74k.md: Rename FPU-related r74kf_* insn reservations
15829 to r74kf2_1_*. Rename r74kx_* insn reservations to r74kf1_1_*.
15830 Update cpu attribute names.
15832 2007-07-01 Kaz Kojima <kkojima@gcc.gnu.org>
15834 * config/m32r/constraints.md: New file.
15835 * config/m32r/m32r.c: Include tm-constrs.h.
15836 (small_data_operand): Use satisfies_constraint_* instead of macro.
15837 (addr24_operand, gen_compare): Likewise.
15838 * config/m32r/m32r.h (REG_CLASS_FROM_LETTER): Remove.
15839 (INT8_P, UPPER16_P, UINT32_P, UINT5_P, INVERTED_SIGNED_8BIT,
15840 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
15841 EXTRA_CONSTRAINT): Likewise.
15842 * config/m32r/m32r.md: Include constraints.md.
15843 (*movsi_insn): Use satisfies_constraint_* instead of macro.
15844 (andsi3, iorsi3, xorsi3, seq_insn+1, sne): Likewise.
15845 * config/m32r/predicates.md (conditional_move_operand): Likewise.
15846 (two_insn_const_operand, int8_operand, uint16_operand,
15847 reg_or_int16_operand, reg_or_uint16_operand,
15848 reg_or_cmp_int16_operand, cmp_int16_operand,
15849 seth_add3_operand): Likewise.
15851 2007-07-03 Eric Christopher <echristo@gmail.com>
15853 * libgcc2.h: Conditionally declare __bswapsi2 and
15856 2007-07-03 H.J. Lu <hongjiu.lu@intel.com>
15858 * ddg.c (check_sccs): Define only if ENABLE_CHECKING is
15861 2007-07-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
15864 * gthr-posix.h [SUPPORTS_WEAK && GTHREAD_USE_WEAK]
15865 (__gthrw_pragma): Provide default definition.
15866 (__gthrw2): Use it.
15867 * gthr-posix.c (__gthrw_pragma): Define.
15869 2007-07-03 Daniel Berlin <dberlin@dberlin.org>
15871 * tree-ssa-sccvn.c (set_ssa_val_to): Check for operand_equal_p
15872 before declaring inequality.
15874 2007-07-03 Rask Ingemann Lambertsen <rask@sygehus.dk>
15876 * combine.c (recog_for_combine): Log the success or failure of
15877 matching new insn patterns against the machine description in
15880 2007-07-03 Revital Eres <eres@il.ibm.com>
15882 * ddg.c (print_sccs): New function.
15883 (check_sccs): New function.
15884 (create_ddg_all_sccs): Use it.
15885 * ddg.h (print_sccs): Declare.
15886 * modulo-sched.c (sms_order_nodes): Call print_sccs.
15888 2007-07-03 Uros Bizjak <ubizjak@gmail.com>
15890 * targhooks.h (default_mode_for_suffix): New function declaration.
15891 * targhooks.c (default_mode_for_suffix): New default target hook.
15892 * target.h (struct c): New structure in the targetm struct.
15893 (mode_for_suffix): New target hook as part of struct c.
15894 target-def.h (TARGET_C_MODE_FOR_SUFFIX): Define as
15895 default_mode_for_suffix.
15896 (TARGET_C): New define.
15897 * c-lex.c: Include "target.h".
15898 (interpret_float): Use targetm.c.mode_for_suffix to determine
15899 the mode for a given non-standard suffix.
15900 Makefile.in (c-lex.o): Depend on $(TARGET_H).
15902 * config/i386/i386.c (ix86_c_mode_for_suffix): New static function.
15903 (TARGET_C_MODE_FOR_SUFFIX): Define to ix86_c_mode_for_suffix.
15905 * doc/extend.texi (Floating Types): New node. Document __float80 and
15906 __float128 types. Document 'w', 'W', 'q' and 'Q' suffixes.
15908 2007-07-03 Kaz Kojima <kkojima@gcc.gnu.org>
15911 * config/sh/sh.md (udivsi3_i1_media): Use target_reg_operand
15912 predicate instead of target_operand.
15913 (divsi3_i1_media, divsi3_media_2): Likewise.
15915 2007-07-02 Eric Botcazou <ebotcazou@adacore.com>
15917 * tree.h (alias_sets_might_conflict_p): Rename into
15918 alias_sets_must_conflict_p.
15919 * alias.c (alias_sets_might_conflict_p): Likewise.
15920 (alias_sets_conflict_p): Use it.
15921 (objects_must_conflict_p): Likewise.
15922 * c-common.c (strict_aliasing_warning): Adjust.
15924 2007-07-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
15926 * rtlhooks.c (gen_lowpart_if_possible): Check for
15927 invalid subreg before calling gen_lowpart_SUBREG.
15929 2007-07-02 Geoffrey Keating <geoffk@apple.com>
15931 * config/darwin9.h: Add copyright notice.
15932 (LINK_COMMAND_SPEC): Add comment.
15933 (DARWIN_LIBSYSTEM_HAS_UNWIND): Define.
15934 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Conditionalise on
15935 DARWIN_LIBSYSTEM_HAS_UNWIND.
15937 2007-07-02 Jakub Jelinek <jakub@redhat.com>
15940 * omp-low.c (check_combined_parallel): New function.
15941 (lower_omp_parallel): Call it via walk_stmts, set
15942 OMP_PARALLEL_COMBINED if appropriate.
15943 (determine_parallel_type): If OMP_FOR resp. OMP_SECTIONS
15944 isn't the only statement in WS_ENTRY_BB or OMP_RETURN
15945 the only one in PAR_EXIT_BB and not OMP_PARALLEL_COMBINED,
15946 don't consider it as combined parallel.
15948 2007-07-02 Richard Sandiford <richard@codesourcery.com>
15950 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
15951 (gcc_tooldir): Likewise.
15952 * configure: Regenerate.
15953 * Makefile.in (libsubdir_to_prefix): New variable, based on the
15954 old configure.ac gcc_tooldir setting.
15955 (prefix_to_exec_prefix): New variable.
15956 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
15957 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
15959 2007-07-02 Daniel Berlin <dberlin@dberlin.org>
15961 Fix PR tree-optimization/32583
15962 Fix PR tree-optimization/32584
15963 * tree-ssa-pre.c (phi_translate): Always pass seen bitmap.
15964 (phi_translate_set): Use phi_translate directly now.
15965 (make_values_for_stmt): Don't value number RHS if we already know
15968 2007-07-02 Steve Ellcey <sje@cup.hp.com>
15969 Jim Wilson <wilson@specifix.com>
15972 * haifa-sched.c (add_to_speculative_block): Change copy_rtx to
15975 2007-07-02 Sandra Loosemore <sandra@codesourcery.com>
15976 Richard Sandiford <richard@codesourcery.com>
15977 Nigel Stephens <nigel@mips.com>
15979 * config/mips/mips-protos.h (mips16e_save_restore_info): New struct.
15980 (mips16e_output_save_restore): Declare.
15981 (mips16e_save_restore_pattern_p): Likewise.
15982 * config/mips/mips.h (GENERATE_MIPS16E_SAVE_RESTORE): New macro.
15983 * config/mips/mips.c (MIPS_MAX_FIRST_STACK_STEP): Return 0x7f8
15984 for GENERATE_MIPS16E_SAVE_RESTORE. Return 0x400 for TARGET_MIPS16
15985 && !GENERATE_MIPS16E_SAVE_RESTORE && !TARGET_64BIT.
15986 (BITSET_P): New global macro, extracted from...
15987 (mips_for_each_saved_reg): ...here.
15988 (mips16e_save_restore_info): New struct.
15989 (mips16e_s2_s8_regs, mips16e_a0_a3_regs): New variables.
15990 (mips16e_save_restore_regs): New variable.
15991 (mips_split_plus, mips16e_find_first_register): New functions.
15992 (mips16e_mask_registers): New function.
15993 (compute_frame_size): Expand the commentary before the function.
15994 Enforce the MIPS16e save and restore register range restrictions.
15995 Pad the general register save area at the low end.
15996 (mips16e_save_restore_reg, mips16e_build_save_restore)
15997 (mips16e_save_restore_pattern_p, mips16e_add_register_range)
15998 (mips16e_output_save_restore, mips16e_collect_propagate_value)
15999 (mips16e_collect_argument_save, mips16e_collect_argument_saves):
16001 (mips_expand_prologue, mips_expand_epilogue): Handle
16002 GENERATE_MIPS16E_SAVE_RESTORE.
16003 * config/mips/mips.md (*mips16e_save_restore): New pattern.
16005 2007-07-02 Uros Bizjak <ubizjak@gmail.com>
16007 PR tree-optimization/31966
16008 PR tree-optimization/32533
16009 * tree-if-conv.c (add_to_dst_predicate_list): Use "edge", not
16010 "basic_block" description as its third argument. Update function
16011 calls to get destination bb from "edge" argument. Save "cond" into
16012 aux field of the edge. Update prototype for changed arguments.
16013 (if_convertible_loop_p): Clear aux field of incoming edges if bb
16015 (find_phi_replacement_condition): Operate on incoming edges, not
16016 on predecessor blocks. If there is a condition saved in the
16017 incoming edge aux field, AND it with incoming bb predicate.
16018 Return source bb of the first edge.
16019 (clean_predicate_lists): Clean aux field of outgoing node edges.
16020 (tree_if_conversion): Do not initialize cond variable. Move
16021 variable declaration into the loop.
16022 (replace_phi_with_cond_gimple_modify_stmt): Remove unneded
16023 initializations of new_stmt, arg0 and arg1 variables.
16025 2007-07-02 Jakub Jelinek <jakub@redhat.com>
16027 * tree-nrv.c (dest_safe_for_nrv_p): Grok any handled_component_p,
16028 SSA_NAMEs, RESULT_DECLs and PARM_DECLs.
16030 2007-07-02 Richard Guenther <rguenther@suse.de>
16032 * tree-ssa.c (useless_type_conversion_p): Document
16033 future intent as defining the middle-end type system.
16034 Re-structure to call langhook last, group by type class,
16035 mark questionable parts.
16037 2007-07-02 Richard Guenther <rguenther@suse.de>
16039 * tree-flow.h (types_compatible_p): Declare.
16040 * tree-ssa.c (types_compatible_p): New function.
16041 * ipa-type-escape.c (discover_unique_type): Use
16042 types_compatible_p instead of lang_hooks.types_compatible_p.
16043 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Likewise.
16044 * tree-vn.c (expressions_equal_p): Likewise.
16045 * tree.c (fields_compatible_p): Likewise.
16046 * tree-ssa-dom.c (avail_expr_eq): Likewise.
16047 (cprop_operand): Use useless_type_conversion_p instead of
16048 lang_hooks.types_compatible_p.
16049 * tree-inline.c (setup_one_parameter): Likewise.
16050 (declare_return_variable): Likewise.
16051 * tree-nrv.c (tree_nrv): Likewise.
16052 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
16053 (maybe_fold_offset_to_component_ref): Likewise.
16054 (maybe_fold_offset_to_reference): Likewise.
16055 * tree-ssa-copy.c (may_propagate_copy): Likewise.
16056 (merge_alias_info): Likewise.
16057 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
16058 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
16059 * tree-ssa-reassoc.c (optimize_ops_list): Likewise.
16060 * tree-tailcall.c (find_tail_calls): Likewise.
16061 * tree-vect-generic.c (expand_vector_operations_1): Likewise.
16062 * gimplify.c (canonicalize_addr_expr): Likewise.
16063 (fold_indirect_ref_rhs): Likewise.
16064 (gimplify_addr_expr): Likewise. Swap parameters to cpt_same_type.
16065 (cpt_same_type): Likewise.
16066 (check_pointer_types_r): Swap parameters to cpt_same_type
16068 * fold-const.c (fold_convert): Revert fix for PR15988.
16069 * tree-inline.c (setup_one_parameter): Instead fix it here by
16070 using fold_build1 instead of fold_convert and checking for
16071 error_mark_node. Convert only if the conversion is necessary.
16073 2007-07-02 Joseph Myers <joseph@codesourcery.com>
16075 * configure.ac: Check for .gnu_attribute on Power.
16076 * configure: Regenerate.
16077 * config/rs6000/rs6000.c (rs6000_file_start): If supported, output
16078 attribute for floating-point ABI.
16080 2007-07-02 Ira Rosen <irar@il.ibm.com>
16082 PR tree-optimization/32230
16083 PR tree-optimization/32477
16084 * tree-vect-analyze.c (vect_analyze_data_refs): Fail if base
16085 address is a constant.
16087 2007-07-02 Richard Sandiford <richard@codesourcery.com>
16089 * config.gcc (mipsisa32-*-elf*, mipsisa32el-*-elf*)
16090 (mipsisa32r2-*-elf*, mipsisa32r2el-*-elf*)
16091 (mipsisa64-*-elf*, mipsisa64el-*-elf*): Combine top-level
16092 stanzas. Use the first part of the triplet to set MIPS_ISA_DEFAULT.
16093 Remove redundant setting of MASK_FLOAT64 and MASK_64BIT for the
16094 64-bit targets. Add support for *-elfoabi*.
16095 * config/mips/t-isa3264 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES): Use
16096 different settings if $(tm_defines) does not select the EABI.
16097 (MULTILIB_EXCLUSIONS): Define in those circumstances.
16098 * config/mips/mips.h (MIPS_ISA_LEVEL_OPTION_SPEC): New macro.
16099 (MIPS_ARCH_OPTION_SPEC): Likewise.
16100 (MIPS_ISA_LEVEL_SPEC): Likewise.
16101 (OPTION_DEFAULT_SPECS): Use MIPS_ARCH_OPTION_SPEC.
16102 * config/mips/elfoabi.h: New file.
16104 2007-07-02 Richard Guenther <rguenther@suse.de>
16106 * tree-flow.h (tree_ssa_useless_type_conversion_1): Rename to ...
16107 (useless_type_conversion_p): ... this.
16108 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Rename to ...
16109 (useless_type_conversion_p): ... this.
16110 * builtins.c (fold_builtin_memory_op): Rename
16111 tree_ssa_useless_type_conversion_1 to useless_type_conversion_p.
16112 * tree-cfg.c (verify_expr): Likewise.
16113 * tree-ssa-address.c (tree_ssa_useless_type_conversion_1): Likewise.
16114 * tree-ssa-ccp.c (ccp_fold): Likewise.
16115 * tree-ssa-copy.c (may_propagate_copy): Likewise.
16116 * tree-ssa-dom.c (eliminate_redundant_computations): Likewise.
16117 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
16118 * tree-ssa-loop-niter.c (refine_bounds_using_guard): Likewise.
16119 * tree-ssa-pre.c (eliminate): Likewise.
16120 * tree-ssa.c (delete_tree_ssa): Likewise.
16121 (tree_ssa_useless_type_conversion): Likewise.
16122 * tree.c (build2_stat): Likewise.
16124 2007-07-01 Daniel Berlin <dberlin@dberlin.org>
16126 Fix PR tree-optimization/32571
16127 * tree-ssa-sccvn.c (visit_use): Shortcut copies to avoid
16130 2007-07-01 Daniel Berlin <dberlin@dberlin.org>
16132 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle constants
16133 and other expected operations explicitly, change default to
16136 2007-07-01 Daniel Jacobowitz <dan@codesourcery.com>
16138 * config/arm/arm.c (arm_cannot_copy_insn_p): Do not expect a
16140 * config/arm/arm.md (pic_add_dot_plus_four, pic_add_dot_plus_eight)
16141 (tls_load_dot_plus_eight): Move the label number into the unspec.
16142 * config/arm/thumb2.md (pic_load_dot_plus_four): Likewise.
16144 2007-07-01 Andreas Schwab <schwab@suse.de>
16146 * dwarf2out.c (initial_return_save): Define only if used.
16148 2007-07-01 Kenneth Zadeck <zadeck@naturalbridge.com>
16150 Unreverting Richard's Revert of:
16152 2007-06-27 Richard Sandiford <richard@codesourcery.com>
16154 * dce.c (deletable_insn_p_1): New function, split out from...
16155 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
16156 specially, not those inside PARALLELs. Remove BODY argument
16157 and adjust recursive call accordingly.
16158 (prescan_insns_for_dce): Update call to delete_insn_p.
16160 2007-07-01 Vladimir Yanovsky <yanov@il.ibm.com>
16161 Revital Eres <eres@il.ibm.com>
16163 * ddg.c (create_ddg_all_sccs): Fix missed
16164 initialization of scc_nodes.
16166 2007-07-01 Uros Bizjak <ubizjak@gmail.com>
16168 PR middle-end/32559
16169 * fold-const.c (fold-binary) [PLUS_EXPR]: Convert ~X + X to 1 or
16170 X + ~X to 1 only for INTEGRAL_TYPE_P type.
16172 2007-06-30 Joseph Myers <joseph@codesourcery.com>
16174 * configure.ac: Check for .gnu_attribute on MIPS.
16175 * configure, config.in: Regenerate.
16176 * config/mips/mips.c (mips_file_start): If supported, output
16177 attribute for floating-point ABI.
16179 2007-06-30 Uros Bizjak <ubizjak@gmail.com>
16182 * config/i386/i386.md (ffssi2): Expand as ffs_cmove for TARGET_CMOVE.
16183 (ffs_cmove): New expander to expand using ctz pattern.
16184 (*ffs_cmove): Remove pattern.
16185 (*ffs_no_cmove): Enable only for !TARGET_CMOVE.
16186 (ffsdi2): Expand using ctz pattern.
16187 (*ffs_rex64): Remove pattern.
16189 2007-06-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16191 PR rtl-optimization/32296
16192 * pa.md (return): Delete pattern.
16193 (return_internal): Remove "(const_int 1)" from pattern.
16194 (epilogue): Use return_internal pattern for trivial returns.
16195 * pa-protos.h (hppa_can_use_return_insn_p): Delete declaration.
16196 * pa.c (hppa_can_use_return_insn_p): Delete function. Include "df.h".
16198 2007-06-30 Daniel Berlin <dberlin@dberlin.org>
16200 * tree-ssa-pre.c (is_exception_related): New function
16201 (can_value_number_operation): Use it.
16203 2007-06-30 Daniel Berlin <dberlin@dberlin.org>
16205 Fix PR tree-optimization/32540
16206 Fix PR tree-optimization/31651
16208 * tree-ssa-sccvn.c: New file.
16210 * tree-ssa-sccvn.h: Ditto.
16212 * tree-vn.c: Include tree-ssa-sccvn.h
16213 (val_expr_paid_d): Removed.
16214 (value_table): Ditto.
16215 (vn_compute): Ditto.
16216 (val_expr_pair_hash): Ditto.
16217 (val_expr_pair_expr_eq): Ditto.
16218 (copy_vuses_from_stmt): Ditto.
16219 (vn_delete): Ditto.
16221 (shared_vuses_from_stmt): Ditto.
16222 (print_creation_to_file): Moved up.
16223 (sort_vuses): Ditto.
16224 (sort_vuses_heap): Ditto.
16225 (set_value_handle): Make non-static.
16226 (make_value_handle): Ditto.
16227 (vn_add): Rewritten to use sccvn lookups.
16228 (vn_add_with_vuses): Ditto.
16229 (vn_lookup): Ditto (and second argument removed).
16230 (vn_lookup_with_vuses): Ditto.
16231 (vn_lookup_or_add): Ditto (and second argument removed);
16232 (vn_lookup_or_add_with_vuses): Ditto.
16233 (vn_lookup_with_stmt): New.
16234 (vn_lookup_or_add_with_stmt): Ditto.
16235 (create_value_handle_for_expr): Ditto.
16237 * tree-ssa-pre.c: Include tree-ssa-sccvn.h.
16238 (seen_during_translate): New function.
16239 (phi_trans_lookup): Use iterative_hash_expr, not vn_compute.
16240 (phi_trans_add): Ditto.
16241 (constant_expr_p): FIELD_DECL is always constant.
16242 (phi_translate_1): Renamed from phi_translate, add seen bitmap.
16243 Use constant_expr_p.
16244 Avoid infinite recursion on mutually valued expressions.
16245 Change callers of vn_lookup_or_add.
16246 (phi_translate): New function.
16247 (compute_antic_safe): Allow phi nodes.
16248 (create_component_ref_by_pieces): Update for FIELD_DECL change.
16249 (find_or_generate_expression): Rewrite slightly.
16250 (create_expression_by_pieces): Updated for vn_lookup_or_add
16252 Update VN_INFO for new names.
16253 (insert_into_preds_of_block): Update for new names.
16254 (add_to_exp_gen): New function.
16255 (add_to_sets): Use vn_lookup_or_add_with_stmt.
16256 (find_existing_value_expr): Rewrite to changed vn_lookup.
16257 (create_value_expr_from): Ditto, and use add_to_exp_gen.
16258 (try_look_through_load): Removed.
16259 (try_combine_conversion): Ditto.
16260 (get_sccvn_value): New function.
16261 (make_values_for_phi): Ditto.
16262 (make_values_for_stmt): Ditto.
16263 (compute_avail): Rewritten for vn_lookup_or_add changes and to use
16265 (init_pre): Update for SCCVN changes.
16267 (execute_pre): Ditto.
16269 * tree-flow.h (make_value_handle): Declare.
16270 (set_value_handle): Ditto.
16271 (sort_vuses_heap): Ditto.
16272 (vn_lookup_or_add_with_stmt): Ditto.
16273 (vn_lookup_with_stmt): Ditto.
16274 (vn_compute): Remove.
16276 (vn_delete): Ditto.
16277 (vn_lookup): Update arguments.
16279 * Makefile.in (tree-ssa-pre.o): Add tree-ssa-sccvn.h
16280 (tree-vn.o): Ditto.
16281 (tree-ssa-sccvn.o): New.
16282 (OBJS-common): Add tree-ssa-sccvn.o
16284 2007-06-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16287 * c-typeck.c (build_external_ref): Don't mark as used if called
16289 * calls.c (rtx_for_function_call): Likewise.
16291 2007-06-30 Richard Sandiford <richard@codesourcery.com>
16295 2007-06-27 Richard Sandiford <richard@codesourcery.com>
16297 * dce.c (deletable_insn_p_1): New function, split out from...
16298 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
16299 specially, not those inside PARALLELs. Remove BODY argument
16300 and adjust recursive call accordingly.
16301 (prescan_insns_for_dce): Update call to delete_insn_p.
16303 2007-06-30 Rask Ingemann Lambertsen <rask@sygehus.dk>
16305 * combine.c (combine_validate_cost): New parameter NEWOTHERPAT.
16306 (try_combine): Move potential calls to undo_all() so they happen
16307 before we commit to using the combined insns.
16309 2007-06-30 Jan Hubicka <jh@suse.cz>
16311 * loop-unroll.c (unroll_loop_runtime_iterations): Unshare newly emit
16314 2007-06-30 Thomas Neumann <tneumann@users.sourceforge.net>
16316 * ipa.c (cgraph_postorder): Cast according to the coding conventions.
16317 (cgraph_remove_unreachable_nodes): Likewise.
16318 * ipa-cp.c (ipcp_propagate_stage): Use BOTTOM instead of integer 0.
16319 * ipa-inline.c (update_caller_keys): Cast according to the coding
16321 (cgraph_decide_recursive_inlining): Likewise.
16322 (cgraph_decide_inlining_of_small_function): Likewise.
16323 (try_inline): Likewise.
16324 (cgraph_decide_inlining_incrementally): Likewise.
16325 * ipa-pure-const.c (get_function_state): Likewise.
16326 (scan_function): Likewise.
16327 (analyze_function): Likewise.
16328 (static_execute): Likewise.
16329 * ipa-reference.c (scan_for_static_refs): Likewise.
16330 (merge_callee_local_info): Likewise.
16331 (analyze_function): Use type safe memory macros.
16332 (static_execute): Likewise. Cast according to the coding conventions.
16333 * ipa-type-escape.c (scan_for_regs): Cast according to the coding
16335 * ipa-utils.c (searchc): Likewise. Avoid using C++ keywords as variable
16337 (ipa_utils_reduced_inorder): Likewise. Use type safe memory macros.
16338 * ipa-utils.h (struct ipa_dfa_info): Avoid using C++ keywords as
16341 2007-06-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
16343 PR middle-end/30024
16344 * emit-rtl.c (init_emit_once): Intilize const_tiny_rtx[0]
16345 for complex modes (both int and real).
16347 2007-06-29 Jan Hubicka <jh@suse.cz>
16349 * cse.c: Rever accidentally comitted TODO_verify_rtl_sharing change.
16351 2007-06-29 Jan Hubicka <jh@suse.cz>
16353 PR middle-end/32372
16354 * cse.c (cse_insn): Avoid invalid sharing in between register note and
16357 2007-06-29 Anatoly Sokolov <aesok@post.ru>
16360 * config/avr/avr.c: Include dataflow header file.
16361 (expand_prologue): Adjust for prologue insn change.
16362 * config/avr/avr.md (call_prologue_saves): Only modify REG_SP once
16365 2007-06-29 Richard Guenther <rguenther@suse.de>
16367 PR middle-end/32493
16368 * gimplify.c (gimplify_call_expr): Ignore variable argument parts
16369 during type verification.
16371 2007-06-29 Jan Hubicka <jh@suse.cz>
16373 * recog.c (validate_change_rtx_1): Unshare TO argument.
16375 2007-06-29 Uros Bizjak <ubizjak@gmail.com>
16377 PR tree-optimization/24659
16378 * tree-vect-transform.c (vectorizable_call): Handle
16379 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
16381 * config/i386/sse.md (vec_pack_sfix_v2df): New expander.
16382 * config/i386/i386.c (enum ix86_builtins)
16383 [IX86_BUILTIN_VEC_PACK_SFIX]: New constant.
16384 (struct bdesc_2arg) [__builtin_ia32_vec_pack_sfix]: New builtin
16386 (ix86_init_mmx_sse_builtins): Define all builtins with 2 arguments as
16387 const using def_builtin_const.
16388 (ix86_expand_binop_builtin): Remove bogus assert() that insn wants
16389 input operands in the same modes as the result.
16390 (ix86_builtin_vectorized_function): Handle BUILT_IN_LRINT.
16392 2007-06-29 Richard Sandiford <rsandifo@nildram.co.uk>
16394 * df-problems.c (df_set_unused_notes_for_mw): Fix formatting.
16395 (df_set_dead_notes_for_mw): Likewise.
16397 2007-06-29 Eric Botcazou <ebotcazou@adacore.com>
16399 * c-common.c (pointer_int_sum): Do the negation in sizetype.
16401 2007-06-28 DJ Delorie <dj@redhat.com>
16403 * config/m32c/m32c.h (OVERRIDE_OPTIONS): Omit unneeded semicolon.
16405 2007-06-28 Geoffrey Keating <geoffk@apple.com>
16407 * doc/invoke.texi (C++ Dialect Options): Document
16408 fvisibility-ms-compat.
16409 * c.opt (fvisibility-ms-compat): New.
16411 2007-06-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
16414 * tree-affine.c (aff_combination_add_elt): Handle
16415 pointer addition specially.
16417 2007-06-28 Jakub Jelinek <jakub@redhat.com>
16419 * config/rs6000/rs6000.c (rs6000_function_ok_for_sibcall): Ensure
16420 decl is non-external for AIX ABI.
16422 2007-06-28 David Edelsohn <edelsohn@gnu.org>
16424 * config/rs6000/predicates.md (current_file_function_operand):
16425 Ensure the symbol is non-external for AIX ABI.
16427 2007-06-28 Nick Clifton <nickc@redhat.com>
16429 * common.opt (fipa-matrix-reorg): Add Optimization attribute.
16430 (fdce, fdse, fpredictive-commoning): Likewise.
16432 2007-06-28 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
16435 * gcc.c (process_command): Recognize the new -static-libgfortran
16438 2007-06-27 Rask Ingemann Lambertsen <rask@sygehus.dk>
16441 * config/m32c/m32c.c (m32c_eh_return_stackadj_rtx): Dataflow fix:
16442 Use a call clobbered hard reg instead of a pseudo reg.
16444 2007-06-27 Kaz Kojima <kkojima@gcc.gnu.org>
16446 * config/sh/sh.md (load_gbr): Use correct operand constraint.
16448 2007-06-27 Kaz Kojima <kkojima@gcc.gnu.org>
16451 * config/sh/sh.md (udivsi3): Don't wrap the sequence with
16452 REG_LIBCALL and REG_RETVAL notes.
16453 (divsi3, mulsi3): Likewise.
16454 (mulhisi3): Likewise. Use emit_libcall_block.
16455 (umulhisi3, smulsi3_highpart, umulsi3_highpart_i): Likewise.
16457 2007-06-27 Seongbae Park <seongbae.park@gmail.com>
16459 PR rtl-optimization/32481
16460 * combine.c (adjust_for_new_dest): Rescan the changed insn.
16462 2007-06-27 Richard Sandiford <richard@codesourcery.com>
16464 * dce.c (deletable_insn_p_1): New function, split out from...
16465 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
16466 specially, not those inside PARALLELs. Remove BODY argument
16467 and adjust recursive call accordingly.
16468 (prescan_insns_for_dce): Update call to delete_insn_p.
16470 2007-06-27 Richard Guenther <rguenther@suse.de>
16472 PR middle-end/32492
16473 * tree.h (fold_convertible_p): Declare.
16474 * fold-const.c (fold_convertible_p): New function.
16475 * gimplify.c (gimplify_call_expr): Use fold_convertible_p
16476 instead of lang_hooks.types_compatible_p.
16478 2007-06-26 Jan Hubicka <jh@suse.cz>
16480 * fwprop.c (try_fwprop_subst): Use validate_unshare_change.
16481 * postreload.c (reload_cse_simplify_set): Instead of copying the rtx
16482 early use validate_unshare_change.
16483 (reload_combine): Likewise.
16484 * recog.c (change_t): New field unshare.
16485 (validate_change_1): Rename from validate_change; add argument unshare.
16486 (validate_change): Turn into wrapper of validate_change_1; update
16487 prototype for bools.
16488 (validate_unshare_change): New.
16489 (confirm_change_group): Unshare changes if asked for; avoid unnecesary
16490 calls of df_insn_rescan.
16491 * recog.h (validate_change): Replace ints by bools.
16492 (validate_unshare_change): Declare.
16494 2007-06-26 Kenneth Zadeck <zadeck@naturalbridge.com>
16496 * tree.def (VEC_WIDEN_MULT_LO_EXPR): Corrected string name.
16498 2007-06-26 Steve Ellcey <sje@cup.hp.com>
16500 * builtins.c (expand_builtin_next_arg): Change Pmode to ptr_mode.
16502 2007-06-25 Jan Hubicka <jh@suse.cz>
16504 * ipa-inline.c (cgraph_mark_inline): Assert that we never inline
16506 (cgraph_decide_inlining_of_small_function, cgraph_decide_inlining,
16507 cgraph_decide_inlining_incrementally): Move uninlinability checks to
16508 places other call site specific checks are performed.
16510 2007-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
16513 * tree-vect-transform.c (vectorizable_operation): Convert
16514 POINTER_PLUS_EXPR over to PLUS_EXPR.
16516 2007-06-25 Chao-ying Fu <fu@mips.com>
16518 * doc/rtl.texi (Machine Modes): Document QQ, HQ, SQ, DQ, TQ,
16519 UQQ, UHQ, USQ, UDQ, UTQ, HA, SA, DA, TA, UHA, USA, UDA, and UTAmodes.
16520 Document MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM.
16521 Document GET_MODE_IBIT, and GET_MODE_FBIT.
16523 * machmode.h (VECTOR_MODE_P): Test MODE_VECTOR_FRACT,
16524 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
16525 (SCALAR_FRACT_MODE_P, SCALAR_UFRACT_MODE_P, ALL_SCALAR_FRACT_MODE_P,
16526 SCALAR_ACCUM_MODE_P, SCALAR_UACCUM_MODE_P, ALL_SCALAR_ACCUM_MODE_P,
16527 SIGNED_SCALAR_FIXED_POINT_MODE_P, UNSIGNED_SCALAR_FIXED_POINT_MODE_P,
16528 ALL_SCALAR_FIXED_POINT_MODE_P, FRACT_MODE_P, UFRACT_MODE_P,
16529 ALL_FRACT_MODE_P, ACCUM_MODE_P, UACCUM_MODE_P, ALL_ACCUM_MODE_P,
16530 SIGNED_FIXED_POINT_MODE_P, UNSIGNED_FIXED_POINT_MODE_P,
16531 ALL_FIXED_POINT_MODE_P): New define.
16532 (CLASS_HAS_WIDER_MODES_P): Test MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
16534 (GET_MODE_IBIT, GET_MODE_FBIT): New define.
16536 * mode-classes.def (MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM,
16537 MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
16538 MODE_VECTOR_UACCUM): New mode classes.
16540 * machmode.def: Document FRACT_MODE, UFRACT_MODE, ACCUM_MODE,
16541 UACCUM_MODE, ADJUST_IBIT, and ADJUST_FBIT.
16542 Add QQ, HQ, SQ, DQ, TQ, UQQ, UHQ, USQ, UDQ, UTQ, HA, SA, DA, TA, UHA,
16545 * genmodes.c (struct mode_data): Add ibit and fbit fields.
16546 (blank_mode): Initialize ibit and fbit.
16547 (adj_ibit, adj_fbit): New to adjust ibit and fbit.
16548 (vector_class): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
16550 (new_adjust): Change required_class to required_class_from and
16551 required_class_to for testing within a range.
16552 (complete_mode): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
16553 MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
16554 MODE_VECTOR_UACCUM.
16555 (FRACT_MODE, UFRACT_MODE, ACCUM_MODE, UACCUM_MODE): New define.
16556 (make_fixed_point_mode): New.
16557 (_ADD_ADJUST): Change C to C1 and C2.
16558 (ADJUST_BYTESIZE, ADJUST_ALIGNMENT, ADJUST_FLOAT_FORMAT): Change to
16559 use a range for machine classes.
16560 (ADJUST_IBIT, ADJUST_FBIT): New.
16561 (emit_insn_modes_h): Output defines of CONST_MODE_IBIT and
16563 (emit_mode_adjustments): Handle MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT,
16564 MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
16565 Emit adjustment for ibit and fbit.
16566 (emit_mode_ibit, emit_mode_fbit): New.
16567 (emit_insn_modes_c): Add emit_mode_ibit and emit_mode_fbit.
16569 2007-06-25 Nathan Froyd <froydnj@codesourcery.com>
16571 * config/rs6000/spe.md (*frob_ti_tf_2): Specify an input_operand
16572 as the source of the set.
16574 2007-06-25 Roman Zippel <zippel@linux-m68k.org>
16576 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P,
16577 FP_REGNO_P): Use IN_RANGE.
16578 (REGNO_OK_FOR_DATA_P, REGNO_OK_FOR_FP_P): Remove.
16579 (REGNO_OK_FOR_INDEX_NONSTRICT_P, REGNO_OK_FOR_BASE_NONSTRICT_P): New.
16580 (DATA_REG_P): Use DATA_REGNO_P.
16581 (FP_REG_P): Use FP_REGNO_P.
16582 (ADDRESS_REG_P): Use ADDRESS_REGNO_P.
16583 * config/m68k/m68k.c (m68k_legitimate_base_reg_p): Use
16584 REGNO_OK_FOR_INDEX_NONSTRICT_P, REGNO_OK_FOR_BASE_NONSTRICT_P.
16586 2007-06-24 Jan Hubicka <jh@suse.cz>
16588 PR middle-end/30563
16589 * cgraphunit.c (cgraph_analyze_function): Fix ordering problem.
16591 2007-06-24 Sebastian Pop <sebpop@gmail.com>
16593 PR middle-end/32461
16594 * fold-const.c (fold_binary): Strip nops of operand 0
16595 of BIT_NOT_EXPR before calling operand_equal_p.
16596 * testsuite/gcc.dg/tree-ssa/pr32461-1.c: New.
16597 * testsuite/gcc.dg/tree-ssa/pr32461-2.c: New.
16599 2007-06-23 Mark Mitchell <mark@codesourcery.com>
16601 * doc/extend.texi: Document that dllimport and dllexport imply
16602 default visibility.
16603 * tree.c (handle_dll_attribute): Set DECL_VISIBILITY on the
16604 imported or exported declaration, including type declarations.
16605 * c-common.c (handle_visibility_attribute): Check for conflicts
16606 with dllimport/dllexport.
16607 (c_determine_visibility): Handle dllimport/dllexport as an
16608 explicit visibility atttribute.
16610 2007-06-23 Richard Guenther <rguenther@suse.de>
16612 PR tree-optimization/16876
16613 PR middle-end/29478
16614 * tree.h (CALL_CANNOT_INLINE_P): New macro to access static_flag
16616 * tree-inline.c (initialize_inlined_parameters): Do not call
16617 lang_hooks.tree_inlining.convert_parm_for_inlining.
16618 * cgraphbuild.c (initialize_inline_failed): Set inline failed
16619 reason for mismatched types.
16620 * gimplify.c (gimplify_call_expr): Verify the call expression
16621 arguments match the called function type signature. Otherwise
16622 mark the call expression to be not considered for inlining
16623 using CALL_CANNOT_INLINE_P flag.
16624 * ipa-inline.c (cgraph_mark_inline): Honor CALL_CANNOT_INLINE_P on the
16625 edges call expression.
16626 (cgraph_decide_inlining_of_small_function): Likewise.
16627 (cgraph_decide_inlining): Likewise.
16628 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING):
16630 * c-tree.h (c_convert_parm_for_inlining): Remove declaration.
16631 * c-typeck.c (c_convert_parm_for_inlining): Remove.
16632 * langhooks-def.h (lhd_tree_inlining_convert_parm_for_inlining):
16633 Remove declaration.
16634 (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING): Remove define.
16635 * langhooks.c (lhd_tree_inlining_convert_parm_for_inlining):
16637 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove
16638 convert_parm_for_inlining member.
16640 2007-06-23 Richard Earnshaw <rearnsha@arm.com>
16643 * arm.md (negscc): Match the correct operand for optimized LT0 test.
16644 Remove optimization for GT.
16646 2007-06-23 Kenneth Zadeck <zadeck@naturalbridge.com>
16648 PR middle-end/32437
16649 * dce.c (deletable_insn_p): Add extra parameter and recurse if insn
16651 (prescan_insns_for_dce): Add extra parameter.
16653 2007-06-23 Jan Hubicka <jh@suse.cz>
16655 PR middle-end/31541
16656 * gimplify.c (mark_addressable): New function.
16657 (gimplify_modify_expr_rhs, gimplify_addr_expr, gimplify_expr): Use it.
16659 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
16661 PR middle-end/32374
16662 * expr.c (store_constructor): Do not clobber non-zeroed memory.
16664 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
16667 * config/i386/i386.c (ix86_register_move_cost): Rise the cost of
16668 moves between MMX/SSE registers to at least 8 units to prevent
16669 ICE caused by non-tieable SI/HI/QImodes in SSE registers.
16671 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
16673 * config/i386/i386.c (override_options): Correct x86_sahf
16676 2007-06-21 David Daney <ddaney@avtrex.com>
16679 * config/mips/mips.md (define_constants): Rename UNSPEC_EH_RECEIVER
16680 to UNSPEC_NONLOCAL_GOTO_RECEIVER globally.
16681 (exception_receiver): Renamed to ...
16682 (nonlocal_goto_receiver): ... this.
16684 2007-06-22 Roman Zippel <zippel@linux-m68k.org>
16686 * df-scan.c (df_read_modify_subreg_p): Use REGMODE_NATURAL_SIZE.
16687 (df_def_record_1): Set (DF_REF_READ_WRITE | DF_REF_PARTIAL) for
16688 partial register accesses.
16690 2007-06-21 Adam Nemet <anemet@caviumnetworks.com>
16692 * fold-const.c (debug_fold_checksum): Move it under
16693 ENABLE_FOLD_CHECKING.
16695 2007-06-21 Sebastian Pop <sebpop@gmail.com>
16697 PR middle-end/20623
16698 * tree.h (debug_fold_checksum): Declared.
16699 * fold-const.c (build_fold_addr_expr_with_type_1): New.
16700 (build_fold_addr_expr_with_type, build_fold_addr_expr): Use
16701 build_fold_addr_expr_with_type_1.
16702 (fold_addr_expr, debug_fold_checksum): New.
16703 (fold_checksum_tree): Don't fold TREE_CHAIN of an SSA_NAME.
16704 (fold_unary, fold_comparison, split_address_to_core_and_offset):
16705 Use fold_addr_expr.
16707 2007-06-21 Sebastian Pop <sebpop@gmail.com>
16709 PR tree-optimization/19590
16710 * tree-vrp.c (adjust_range_with_scev): Set the range when the result
16711 of scev is a constant.
16713 2007-06-21 Kenneth Zadeck <zadeck@naturalbridge.com>
16715 * df-problems.c (df_note_bb_compute): Made computation of live
16716 info consistent with df_lr.
16718 2007-06-21 Richard Guenther <rguenther@suse.de>
16720 PR tree-optimization/32453
16721 * tree-vrp.c (extract_range_from_assert): Build POINTER_PLUS_EXPR
16722 for pointer anti-range.
16724 2007-06-21 H.J. Lu <hongjiu.lu@intel.com>
16726 * config/i386/i386.c (processor_target_table): Increase maximum
16727 skip from 7 byte to 10 byte for Pentium Pro, Core 2 Duo and
16730 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Ensure 8
16731 byte alignment if > 8 byte alignment is preferred.
16732 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
16734 2007-06-21 Jakub Jelinek <jakub@redhat.com>
16736 PR tree-optimization/31866
16737 * tree-ssa-coalesce.c (create_outofssa_var_map): Do nothing
16738 if ASM_EXPR's input is not a SSA_NAME.
16740 PR middle-end/32362
16741 * omp-low.c (lookup_decl_in_outer_ctx): Don't ICE if t is NULL,
16742 but decl is a global var, instead return decl.
16743 * gimplify.c (gimplify_adjust_omp_clauses_1): Add shared clauses
16744 even for is_global_var decls, if they are private in some outer
16747 2007-06-21 Richard Guenther <rguenther@suse.de>
16749 PR tree-optimization/32451
16750 * tree-ssa-threadupdate.c (thread_single_edge): Fixup edge flags.
16752 2007-06-21 Christian Bruel <christian.bruel@st.com>
16754 * config/sh/sh-protos.h (sh_loads_bankedreg_p): Declare.
16755 * config/sh/sh.c (sh_loads_bankedreg_p): New function.
16756 (push_regs): Changed saving order or banked registers.
16757 (sh_expand_epilogue): Likewise.
16758 * config/sh/sh.h (BANKED_REGISTER_P): New macro.
16759 (FIRST_BANKED_REG): Likewise.
16760 (LAST_BANKED_REG): Likewise.
16761 * config/sh/sh.md (banked) New attribute.
16762 (in_delay_slot): Check banked attribute.
16764 2007-06-20 Sebastian Pop <sebpop@gmail.com>
16766 PR tree-optimization/32075
16767 * tree-data-ref.c (subscript_dependence_tester_1,
16768 analyze_miv_subscript, analyze_overlapping_iterations,
16769 add_distance_for_zero_overlaps, build_classic_dist_vector,
16770 subscript_dependence_tester_1, analyze_overlapping_iterations,
16771 subscript_dependence_tester, access_functions_are_affine_or_constant_p,
16772 compute_affine_dependence, compute_all_dependences): Pass loop_nest
16773 to evolution_function_is_affine_multivariate_p.
16775 2007-06-20 Eric Botcazou <ebotcazou@libertysurf.fr>
16777 * df-scan.c (df_get_call_refs): Be prepared for MEMs inside CLOBBERs.
16779 2007-06-20 Rask Ingemann Lambertsen <rask@sygehus.dk>
16782 * config/m32c/m32c.c (m32c_emit_epilogue): Use new HImode epilogue
16784 * config/m32c/prologue.md (epilogue_exitd_16): New.
16785 (epilogue_reit_16): New.
16786 (epilogue_exitd): Rename to epilogue_exitd_24.
16787 (epilogue_reit): Rename to epilogue_reit_24.
16789 2007-06-20 Seongbae Park <seongbae.park@gmail.com>
16790 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
16792 * dbgcnt.def (global_alloc_at_func, global_alloc_at_reg):
16794 * haifa-sched.c (queue_to_ready): Don't requeue next insn
16795 if dbg_cnt (sched_insn) reaches the limit.
16796 (choose_ready): New parameter INSN_PTR and new return value.
16797 (schedule_block): Handle dbg_cnt (sched_insn). Handle
16798 the new return value from choose_ready.
16799 * global.c (global_aloc): New dbgcnt global_alloc_at_reg.
16800 (rest_of_handle_global_alloc): New global_alloc_at_func.
16802 2007-06-20 Adam Nemet <anemet@caviumnetworks.com>
16804 PR tree-optimization/25737
16805 * tree.h (struct tree_struct_field_tag): Add new field alias_set.
16806 (SFT_NONADDRESSABLE_P, SFT_ALIAS_SET): New macros.
16807 * tree-flow.h (struct fieldoff): Add new field alias_set.
16808 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Add new
16809 argument addressable_type. Set alias_set of fieldoff.
16810 * tree-ssa-alias.c (create_sft): Add new argument alias_set.
16811 (create_overlap_variables_for): Pass alias_set from fieldoff to
16813 * alias.c (get_alias_set): Use alias_set from SFT if set.
16815 2007-06-20 Hui-May Chang <hm.chang@apple.com>
16817 * config/i386/darwin.h (ASM_OUTPUT_COMMON): Print the size
16818 of a variable as an unsigned HOST_WIDE_INT integer.
16820 2007-06-20 Zdenek Dvorak <dvorakz@suse.cz>
16822 PR rtl-optimization/32405
16823 * loop-iv.c (iv_get_reaching_def): Fail for partial defs.
16825 2007-06-20 Jakub Jelinek <jakub@redhat.com>
16827 * Makefile.in (omega.o): Depend on $(DIAGNOSTIC_H).
16829 PR middle-end/31959
16830 * builtins.c: Include diagnostic.h.
16831 (expand_builtin_expect): Make gcc_assert more permissive.
16832 * Makefile.in (builtins.o): Depend on $(DIAGNOSTIC_H).
16834 PR inline-asm/32109
16835 * gimplify.c (gimplify_asm_expr): Issue error if type is addressable
16838 PR middle-end/32285
16839 * calls.c (precompute_arguments): Also precompute CALL_EXPR arguments
16840 if ACCUMULATE_OUTGOING_ARGS.
16842 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
16844 * config/m68hc11/m68hc11.c: Include dataflow header file.
16845 (m68hc11_reorg): Port to dataflow.
16847 2007-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
16849 * df.h (DF_FIRST_OPTIONAL_PROBLEM): Removed.
16850 (struct df_problem.free_blocks_on_set_blocks): New field.
16851 (struct dataflow.optional_p): New field.
16852 (df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
16853 (df_live_set_all_dirty): New function.
16854 * df-scan.c (df_scan_alloc): Initialize optional_p.
16855 (problem_SCAN): Initialize free_blocks_on_set_blocks.
16856 * df-core.c (df_set_blocks): Removed use of
16857 DF_FIRST_OPTIONAL_PROBLEM. Now uses
16858 df_problem.free_blocks_on_set_blocks to determine which blocks are
16860 (df_remove_problem): Removed use of DF_FIRST_OPTIONAL_PROBLEM.
16861 (df_finish_pass): Removed use of DF_FIRST_OPTIONAL_PROBLEM. Now
16862 uses dataflow.optional_p to determine if problem should be
16864 (rest_of_handle_df_initialize): Only start live problem if
16866 (df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
16867 * df-problems.c (df_ru_alloc, df_rd_alloc, df_lr_alloc,
16868 df_live_alloc, df_urec_alloc, df_note_alloc): set optional_p.
16869 (problem_RU, problem_RD, problem_LR, problem_UREC, problem_CHAIN,
16870 problem_NOTE): Initialize free_blocks_on_set_blocks.
16871 (df_lr_bb_local_compute): Recompute luids if df_live problem is
16873 (df_live_set_all_dirty, df_note_alloc): New function.
16874 * regrename.c (merge_overlapping_regs): Change DF_LIVE_* to
16876 * sched_ebb.c (compute_jump_reg_dependencies): Ditto.
16877 * postreload.c (reload_combine): Ditto.
16878 * cse.c (cse_extended_basic_block): Ditto.
16879 * regmove.c (mark_flags_life_zones): Ditto.
16880 * rtlfactoring.c (split_blocks_after_seqs, split_pattern_seq,
16881 erase_matching_seqs): Ditto.
16882 * bt-load.c (compute_defs_uses_and_gen): Ditto.
16883 * integrate (allocate_initial_values): Ditto.
16884 * combine.c (reg_dead_at_p): Ditto.
16885 * resource.c (mark_target_live_regs): Ditto.
16886 * sched-rgn.c (check_live_1, update_live_1): Ditto.
16887 * config/sh/sh.c (find_r0_life_regions): Ditto.
16888 * global.c (rest_of_handle_global_alloc): Only add back df_live
16890 * local-alloc.c (rest_of_handle_local_alloc): Only remove
16891 df_live for -O > 1.
16892 * ifcvt.c (dead_or_predicable): Change DF_LIVE_* to
16894 (if_convert): Make sure df_live is there at -O == 1.
16895 (pass_if_after_combine): Cleanup flags.
16896 * init-regs.c (initialize_uninitialized_regs): Make sure df_live
16897 is there at -O == 1.
16899 2007-06-19 Seongbae Park <seongbae.park@gmail.com>
16901 * config/arm/arm.c (arm_get_frame_offsets): Set
16902 offsets->locals_base to avoid negative stack size.
16903 (thumb1_expand_prologue): Assert on negative stack size.
16905 2007-06-19 Sebastian Pop <sebpop@gmail.com>
16907 PR tree-optimization/32367
16908 * tree-chrec.h (build_polynomial_chrec): Verify that the left hand side
16909 of the chrec has no evolution in that loop.
16910 * testsuite/gcc.dg/tree-ssa/pr32367.c: New.
16912 2007-06-19 Bob Wilson <bob.wilson@acm.org>
16914 * config/xtensa/xtensa.c: Include "df.h".
16915 (xtensa_builtin_saveregs): Use adjust_address instead of
16917 (xtensa_va_start): Invoke make_tree with sizetype for
16918 expand_builtin_saveregs and then convert the result to a pointer.
16919 Use POINTER_PLUS_EXPR. Use size_int instead of build_int_cst.
16920 (xtensa_gimplify_va_arg_expr): Use size_int instead of build_int_cst.
16921 Subtract argument size from index value as integers and then use
16922 POINTER_PLUS_EXPR to add the result to the array address.
16924 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
16927 * config/m32c/m32c.c: Include dataflow header file.
16928 (m32c_emit_prologue): Adjust for prologue insn change.
16929 * config/m32c/prologue.md (prologue_enter_16): Only modify SP_REGNO
16930 once inside a PARALLEL. Assume frame size passed in operand 0
16931 includes space to save the fb register.
16932 (prologue_enter_24): Likewise.
16933 (epilogue_exitd): Only modify SP_REGNO once inside a PARALLEL.
16935 2007-06-19 David Daney <ddaney@avtrex.com
16938 * config/mips/mips.md (cprestore): Mark $gp as used.
16940 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
16943 * config/frv/frv.c (frv_ifcvt_modify_tests): Dataflow merge fix.
16944 (frv_ifcvt_modify_insn): Likewise.
16946 2007-06-19 Richard Guenther <rguenther@suse.de>
16948 * tree-ssa-structalias.c (handle_ptr_arith): Make sure to
16949 only handle positive offsets that fit in a HOST_WIDE_INT.
16951 2007-06-19 Uros Bizjak <ubizjak@gmail.com>
16953 * config/i386/i386.c (ix86_emit_swsqrtsf): Filter out infinity
16954 result of rsqrt insn for zero input argument to avoid NaN.
16956 2007-06-19 Richard Guenther <rguenther@suse.de>
16958 PR middle-end/31950
16959 * tree-ssa-alias-warnings.c (ffan_walker): Punt on MTAGs.
16961 2007-06-19 Jakub Jelinek <jakub@redhat.com>
16963 PR tree-optimization/32353
16964 * tree-ssa-structalias.c (set_uids_in_ptset): Also handle RESULT_DECL.
16966 2007-06-19 Nick Clifton <nickc@redhat.com>
16968 * config/m32r/linux.h (LIB_SPEC): Always imply -lpthread for -pthread.
16970 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
16973 * config/i386/i386.h (enum ix86_stack_slot): Add SLOT_VIRTUAL.
16974 * config/i386/i386.c (assign_386_stack_local): Assert that
16975 SLOT_VIRTUAL is valid only before virtual regs are instantiated.
16976 (ix86_expand_builtin) [IX86_BUILTIN_LDMXCSR, IX86_BUILTIN_STMXCSR]:
16977 Use SLOT_VIRTUAL stack slot instead of SLOT_TEMP.
16978 * config/i386/i386.md (truncdfsf2, truncxf<mode>2): Ditto.
16980 2007-06-18 Steve Ellcey <sje@cup.hp.com>
16982 * config/ia64/ia64.h (LIBGCC2_TF_CEXT): New.
16984 2007-06-18 Seongbae Park <seongbae.park@gmail.com>
16986 PR rtl-optimization/32321
16987 * gcse.c (replace_store_insn): Update the note before
16988 calling emit_insn_after.
16990 2007-06-18 Kenneth Zadeck <zadeck@naturalbridge.com>
16992 PR middle-end/32355
16993 * gcse (rest_of_handle_gcse): Add call to df_finish_pass after
16995 * df-problems.c (df_note_bb_compute): Fix dumping info.
16997 2007-06-18 Kazu Hirata <kazu@codesourcery.com>
16999 * config/m68k/m68k.c (m68k_expand_epilogue): Emit a return
17000 insn with emit_jump_insn.
17002 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
17004 PR tree-optimization/32383
17005 * targhooks.c (default_builtin_reciprocal): Add new bool argument.
17006 * targhooks.h (default_builtin_reciprocal): Update prototype.
17007 * target.h (struct gcc_target): Update builtin_reciprocal.
17008 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Update description.
17009 * tree-ssa-math-opts (execute_cse_reciprocals): Skip statements
17010 where arg1 is not SSA_NAME. Pass true to targetm.builtin_reciprocal
17011 when fndecl is in BUILT_IN_MD class.
17012 (execute_convert_to_rsqrt): Ditto.
17014 * config/i386/i386.c (ix86_builtin_reciprocal): Update for new bool
17015 argument. Convert IX86_BUILTIN_SQRTPS code only when md_fn is true.
17016 Convert BUILT_IN_SQRTF code only when md_fn is false.
17018 2007-06-18 Kaz Kojima <kkojima@gcc.gnu.org>
17020 * bt-load.c (move_btr_def): Fix the order of arguments
17021 to validate_replace_rtx.
17023 2007-06-18 Nathan Sidwell <nathan@codesourcery.com>
17025 * config/m68k/m68k-devices.def: Add 54450..54455.
17027 2007-06-17 Uros Bizjak <ubizjak@gmail.com>
17029 PR rtl-optimization/32366
17030 * simplify-rtx.c (simplify_unary_operation_1) [FLOAT_TRUNCATE,
17031 FLOAT_EXTEND]: Prevent non-scalar modes from entering
17034 2007-06-17 Kenneth Zadeck <zadeck@naturalbridge.com>
17036 PR middle-end/32349
17037 * modulo-sched (generate_reg_moves): Added rescan parameter and if
17038 this is true, rescan insn being modified.
17039 (sms_schedule): Added rescan parameter.
17040 (rest_of_handle_sms): Moved freeing of dominance info to before
17041 getting out of cfg_layout.
17043 2007-06-17 Nathan Sidwell <nathan@codesourcery.com>
17045 * config/m68k/m68k.h (ISA_HAS_FF1, ISA_HAS_MVS_MVZ): New.
17046 * config/m68k/m68k.md: Use ISA_HAS_FF1 and ISA_HAS_MVS_MVZ as
17049 * config/m68k/m68k.c (all_isas): Remove FL_CF_FPU and
17050 FL_CF_EMAC from the entry for isac.
17052 * config/m68k/predicates.md (const_call_operand): Adjust comment.
17053 (const_sibcall_operand): New.
17054 (sibcall_operand): Use it.
17055 * config/m68k/m68k.c (FL_FOR_isa_c): Not ISA_B compatible.
17056 (m68k_isas): ISAC does not imply FPU or EMAC.
17057 (override_options): Add ISA_C logic for symbolic jump & call.
17059 2007-06-17 Eric Botcazou <ebotcazou@libertysurf.fr>
17061 * config/sparc/sparc.c (sparc_vis_init_builtins): Retrieve the
17062 return mode from the builtin itself.
17063 (sparc_fold_builtin): Fix cast of zero constant.
17065 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
17067 * targhooks.c (default_builtin_reciprocal): New default target hook.
17068 * targhooks.h (default_builtin_reciprocal): Add prototype.
17069 * hooks.c (hook_tree_tree_bool_null): Remove hook.
17070 * hooks.h (hook_tree_tree_bool_null): Remove prototype.
17071 * target-def.h (TARGET_BUILTIN_RECIPROCAL): Define as
17072 default_builtin_reciprocal.
17074 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
17076 PR middle-end/31723
17077 * hooks.c (hook_tree_tree_bool_null): New hook.
17078 * hooks.h (hook_tree_tree_bool_null): Add prototype.
17079 * tree-pass.h (pass_convert_to_rsqrt): Declare.
17080 * passes.c (init_optimization_passes): Add pass_convert_to_rsqrt.
17081 * tree-ssa-math-opts.c (execute_cse_reciprocals): Scan for a/func(b)
17082 and convert it to reciprocal a*rfunc(b).
17083 (execute_convert_to_rsqrt): New function.
17084 (gate_convert_to_rsqrt): New function.
17085 (pass_convert_to_rsqrt): New pass definition.
17086 * target.h (struct gcc_target): Add builtin_reciprocal.
17087 * target-def.h (TARGET_BUILTIN_RECIPROCAL): New define.
17088 (TARGET_INITIALIZER): Initialize builtin_reciprocal with
17089 TARGET_BUILTIN_RECIPROCAL.
17090 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Document.
17092 * config/i386/i386.h (TARGET_RECIP): New define.
17093 * config/i386/i386.md (divsf3): Expand by calling ix86_emit_swdivsf
17094 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
17095 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
17096 and not optimizing for size.
17097 (*rcpsf2_sse): New insn pattern.
17098 (*rsqrtsf2_sse): Ditto.
17099 (rsqrtsf2): New expander. Expand by calling ix86_emit_swsqrtsf
17100 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
17101 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
17102 and not optimizing for size.
17103 (sqrt<mode>2): Expand SFmode operands by calling ix86_emit_swsqrtsf
17104 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
17105 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
17106 and not optimizing for size.
17107 * config/i386/sse.md (divv4sf): Expand by calling ix86_emit_swdivsf
17108 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
17109 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
17110 and not optimizing for size.
17111 (*sse_rsqrtv4sf2): Do not export.
17112 (sqrtv4sf2): Ditto.
17113 (sse_rsqrtv4sf2): New expander. Expand by calling ix86_emit_swsqrtsf
17114 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
17115 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
17116 and not optimizing for size.
17117 (sqrtv4sf2): Ditto.
17118 * config/i386/i386.opt (mrecip): New option.
17119 * config/i386/i386-protos.h (ix86_emit_swdivsf): Declare.
17120 (ix86_emit_swsqrtsf): Ditto.
17121 * config/i386/i386.c (IX86_BUILTIN_RSQRTF): New constant.
17122 (ix86_init_mmx_sse_builtins): __builtin_ia32_rsqrtf: New
17123 builtin definition.
17124 (ix86_expand_builtin): Expand IX86_BUILTIN_RSQRTF using
17125 ix86_expand_unop1_builtin.
17126 (ix86_emit_swdivsf): New function.
17127 (ix86_emit_swsqrtsf): Ditto.
17128 (ix86_builtin_reciprocal): New function.
17129 (TARGET_BUILTIN_RECIPROCAL): Use it.
17130 (ix86_vectorize_builtin_conversion): Rename from
17131 ix86_builtin_conversion.
17132 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Use renamed function.
17133 * doc/invoke.texi (Machine Dependent Options): Add -mrecip to
17134 "i386 and x86_64 Options" section.
17135 (Intel 386 and AMD x86_64 Options): Document -mrecip.
17137 2007-06-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
17138 Zdenek Dvorak <dvorakz@suse.cz>
17139 Richard Guenther <rguenther@suse.de>
17140 Kaz Kojima <kkojima@gcc.gnu.org>
17142 * tree-vrp.c (compare_values_warnv): Convert val2 to
17144 (extract_range_from_assert): Create
17145 POINTER_PLUS_EXPR for pointer types.
17146 (extract_range_from_binary_expr): Handle
17147 only POINTER_PLUS_EXPR, MIN_EXPR, and MAX_EXPR
17149 * doc/c-tree.texi (POINTER_PLUS_EXPR): Document.
17150 * tree-ssa-loop-niter.c (split_to_var_and_offset): Handle
17151 POINTER_PLUS_EXPR as PLUS_EXPR.
17152 (number_of_iterations_lt_to_ne):
17153 For pointer types, use sizetype when
17154 creating MINUS_EXPR/PLUS_EXPRs.
17155 (assert_loop_rolls_lt): For pointer types, use sizetype when
17156 creating MINUS_EXPR/PLUS_EXPRs.
17157 (number_of_iterations_le): Likewise.
17158 (expand_simple_operations): POINTER_PLUS_EXPR are simple also.
17159 (derive_constant_upper_bound): Handle POINTER_PLUS_EXPR just
17160 like PLUS_EXPR and MINUS_EXPR.
17161 * tree-pretty-print.c (dump_generic_node): Handle
17163 (op_prio): Likewise.
17164 (op_symbol_1): Likewise.
17165 * optabs.c (optab_for_tree_code): Likewise.
17166 * tree-ssa-loop-manip.c (create_iv): Handle pointer base
17168 * tree-tailcall.c (process_assignment): Mention
17169 POINTER_PLUS_EXPR in a TODO comment.
17170 * tree.c (build2_stat): Assert when trying to use PLUS_EXPR or
17171 MINUS_EXPR with a pointer. Also assert for POINTER_PLUS_EXPR
17172 not used with a pointer and an integer type.
17173 * tree-scalar-evolution.c (add_to_evolution_1): Convert the
17174 increment using chrec_convert_rhs instead of chrec_convert.
17175 (follow_ssa_edge_in_rhs): Handle POINTER_PLUS_EXPR like
17176 PLUS_EXPR except for the right hand side's type will be
17178 (interpret_rhs_modify_stmt): Handle POINTER_PLUS_EXPR.
17179 (fold_used_pointer_cast): Kill.
17180 (pointer_offset_p): Kill.
17181 (fold_used_pointer): Kill.
17182 (pointer_used_p): Kill.
17183 (analyze_scalar_evolution_1 <case GIMPLE_MODIFY_STMT>): Don't
17184 call fold_used_pointer.
17185 (instantiate_parameters_1): Convert the increment
17186 using chrec_convert_rhs instead of chrec_convert.
17187 Handle POINTER_PLUS_EXPR as PLUS_EXPR.
17188 * builtins.c (get_pointer_alignment): Handle POINTER_PLUS_EXPR
17189 instead of PLUS_EXPR.
17190 (expand_builtin_strcat): Create a POINTER_PLUS_EXPR instead of
17191 PLUS_EXPR for pointers.
17192 (std_gimplify_va_arg_expr): Likewise.
17193 (fold_builtin_memory_op): Likewise.
17194 (fold_builtin_strstr): Likewise.
17195 (fold_builtin_strchr): Likewise.
17196 (fold_builtin_strrchr): Likewise.
17197 (fold_builtin_strpbrk): Likewise.
17198 (expand_builtin_memory_chk): Likewise.
17199 (fold_builtin_memory_chk): Likewise.
17200 (std_expand_builtin_va_start): Use
17201 sizetype for the call to make_tree and then convert
17202 to the pointer type.
17203 (fold_builtin_memchr): Use POINTER_PLUS_EXPR
17204 instead of PLUS_EXPR for adding to a pointer.
17205 (std_gimplify_va_arg_expr): Use fold_build2 for
17206 the creating of POINTER_PLUS_EXPR. For the BIT_AND_EXPR, cast
17207 the operands to sizetype first and then cast the BIT_AND_EXPR
17208 back to the pointer type.
17209 * fold-const.c (build_range_check): Handle pointer types
17211 (extract_array_ref): Look for POINTER_PLUS_EXPR instead
17212 of PLUS_EXPR's. Make sure the offset is converted to
17214 (try_move_mult_to_index): Strip the NOPs from the offset.
17215 Remove code argument and replace all uses with PLUS_EXPR.
17216 (fold_to_nonsharp_ineq_using_bound): Handle pointer types
17217 specially. Don't use a pointer type for MINUS_EXPR.
17218 (fold_unary): Handle for (T1)(X op Y),
17219 only p+ as that is the only as that can be handled for
17220 binary operators now.
17221 (fold_binary <case POINTER_PLUS_EXPR>): Add folding of
17223 <case PLUS_EXPR>: Add folding of PTR+INT into
17225 Don't call try_move_mult_to_index.
17226 <case MINUS_EXPR>: Fold (PTR0 p+ A) - (PTR1 p+ B)
17227 into (PTR0 - PTR1) + (A - B). Fold (PTR0 p+ A) - PTR1 into
17228 (PTR0 - PTR1) + A iff (PTR0 - PTR1) simplifies.
17229 Don't call try_move_mult_to_index.
17230 (tree_expr_nonnegative_warnv_p): Handle POINTER_PLUS_EXPR.
17231 (tree_expr_nonzero_p): Likewise.
17232 (fold_indirect_ref_1): Look at POINTER_PLUS_EXPR instead
17233 of PLUS_EXPR for the complex expression folding.
17234 * tree-chrec.c (chrec_fold_plus_poly_poly): If the
17235 first chrec is a pointer type, then the second should
17236 be sizetype and not the first's type.
17237 For POINTER_PLUS_EXPR, use a different right hand side type.
17238 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
17239 (chrec_fold_plus_1): For POINTER_PLUS_EXPR, use a
17240 different right hand side type.
17241 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
17242 (chrec_fold_plus): For pointer types, use POINTER_PLUS_EXPR
17243 instead of PLUS_EXPR.
17244 When either operand is zero, convert the other operand.
17245 (chrec_apply): Use chrec_convert_rhs
17246 on the argument x instead of chrec_convert.
17247 (reset_evolution_in_loop): For pointer types, the new_evol
17248 should be sizetype.
17249 (convert_affine_scev): For POINTER_PLUS_EXPR, use a
17250 different right hand side type.
17251 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
17252 (chrec_convert_rhs): New function.
17253 (chrec_convert_aggressive): For POINTER_PLUS_EXPR, use a
17254 different right hand side type.
17255 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
17256 * tree-chrec.h (chrec_convert_rhs): New prototype.
17257 (build_polynomial_chrec): For pointer types, the right hand
17258 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Look for
17259 POINTER_PLUS_EXPR instead of PLUS_EXPR's.
17260 Remove subtraction case as it is always addition now.
17261 Make sure the offset is converted to sizetype.
17262 (fold_stmt_r): Don't handle PLUS_EXPR/MINUS_EXPR specially.
17263 Handle POINTER_PLUS_EXPR like PLUS_EXPR was handled before.
17264 * tree-ssa-loop-ivopts.c (determine_base_object): Abort for
17265 PLUS_EXPR in pointer type.
17266 Handle POINTER_PLUS_EXPR.
17267 (tree_to_aff_combination): Likewise.
17268 (force_expr_to_var_cost): Likewise.
17269 (force_expr_to_var_cost): Likewise. Create a POINTER_PLUS_EXPR
17270 instead of PLUS_EXPR for pointers.
17271 * c-format.c (check_format_arg): Handle POINTER_PLUS_EXPR
17272 instead of PLUS_EXPR of pointer types.
17273 * tree-stdarg.c (va_list_counter_bump): Handle POINTER_PLUS_EXPR
17275 (check_va_list_escapes): Likewise.
17276 (check_all_va_list_escapes): Likewise.
17277 * dwarf2out.c (loc_descriptor_from_tree_1):
17278 Handle POINT_PLUS_EXPR as a PLUS_EXPR.
17279 * expr.c (expand_expr_real_1): Handle POINTER_PLUS_EXPR.
17280 (string_constant): Likewise.
17281 * tree-ssa-address.c (tree_mem_ref_addr): When adding
17282 the offset to the base, use POINTER_PLUS_EXPR.
17283 (add_to_parts): Convert the index to sizetype.
17284 (create_mem_ref): Create A POINTER_PLUS_EXPR for the one case.
17285 * matrix-reorg.c (collect_data_for_malloc_call): Stmt
17286 will now only be either INDIRECT_REF and POINTER_PLUS_EXPR.
17287 Offset only holds something for PLUS_EXPR.
17288 (ssa_accessed_in_tree): Handle POINTER_PLUS_EXPR just as
17290 (analyze_transpose): POINTER_PLUS_EXPR will only show up now
17292 (analyze_accesses_for_modify_stmt): Likewise.
17293 Remove comment about the type being integral type as it is
17295 (can_calculate_expr_before_stmt): Handle POINTER_PLUS_EXPR as
17297 (transform_access_sites): POINTER_PLUS_EXPR will only show up now
17299 Correct the type which the artimentic is done in (is now
17302 * tree-data-ref.c (split_constant_offset): Handle
17304 * tree-affine.c (tree_to_aff_combination): Likewise.
17305 * c-typeck.c (build_unary_op): For pointers create the increment
17306 as a sizetype. Create a POINTER_PLUS_EXPR instead of PLUS_EXPR
17308 * gimplify.c (gimplify_self_mod_expr): Create a
17309 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
17310 (gimplify_omp_atomic_fetch_op): Handle POINTER_PLUS_EXPR.
17311 * tree.def (POINTER_PLUS_EXPR): New tree code.
17312 * tree-predcom.c (ref_at_iteration): If we have a pointer
17313 type do the multiplication in sizetype.
17314 * tree-mudflap.c (mf_xform_derefs_1): Create a
17315 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
17316 * tree-ssa-forwprop.c
17317 (forward_propagate_addr_into_variable_array_index):
17318 Don't expect there to be a cast for the index as that
17319 does not exist anymore.
17320 (forward_propagate_addr_expr_1): Check for POINTER_PLUS_EXPR
17321 instead of PLUS_EXPR.
17322 Don't check for the first operand of the POINTER_PLUS_EXPR
17323 was the index as it cannot be.
17324 Call forward_propagate_addr_into_variable_array_index with
17325 the SSA_NAME instead of the statement.
17326 * varasm.c (const_hash_1): Handle POINTER_PLUS_EXPR.
17327 (compare_constant): Likewise.
17328 (copy_constant): Likewise.
17329 (compute_reloc_for_constant): Likewise.
17330 (output_addressed_constants): Likewise.
17331 (initializer_constant_valid_p): Likewise.
17332 * tree-ssa.c (tree_ssa_useless_type_conversion_1):
17333 Convert the MIN/MAX of the inner type to the outer
17334 type before comparing them.
17335 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Handle
17336 POINTER_PLUS_EXPR instead of PLUS_EXPR.
17337 (issue_prefetch_ref): Create a POINTER_PLUS_EXPR instead
17338 of PLUS_EXPR for pointers.
17339 * tree-inline.c (estimate_num_insns_1): Handle
17341 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref):
17342 Create a POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
17343 (bump_vector_ptr): Create a POINTER_PLUS_EXPR
17344 instead of PLUS_EXPR for the pointer increment statement.
17345 (vect_update_ivs_after_vectorizer): For pointer types, create
17346 POINTER_PLUS_EXPR instead of PLUS_EXPR and also create
17347 MULT_EXPR in sizetype.
17348 (vect_gen_niters_for_prolog_loop): Add a cast when creating
17350 * tree-object-size.c (plus_expr_object_size): Handle
17351 POINTER_PLUS_EXPR instead of PLUS_EXPR. Removing all the extra
17352 code which is trying to figure out which side is a pointer and
17354 (check_for_plus_in_loops_1): Likewise.
17355 (check_for_plus_in_loops): Likewise.
17356 * c-common.c (pointer_int_sum): Create a
17357 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
17358 * tree-ssa-structalias.c (handle_ptr_arith): Handle
17359 only POINTER_PLUS_EXPR. Removing all the extra
17360 code which is trying to figure out which side is a pointer and
17362 * tree-cfg.c (verify_expr): Add extra checking for pointers and
17363 PLUS_EXPR and MINUS_EXPR.
17364 Also add checking to make sure the operands of POINTER_PLUS_EXPR
17366 * config/frv/frv.c (frv_expand_builtin_va_start): Use sizetype
17367 with make_tree, instead of a pointer type.
17368 * config/s390/s390.c (s390_va_start): Use POINTER_PLUS_EXPR
17369 for pointers instead of PLUS_EXPR.
17370 (s390_gimplify_va_arg): Likewise.
17371 * config/spu/spu.c (spu_va_start): Create POINTER_PLUS_EXPR
17372 instead of PLUS_EXPR when doing addition on pointer
17373 types. Use sizetype for the second operand.
17374 (spu_gimplify_va_arg_expr): Likewise.
17375 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use
17376 POINTER_PLUS_EXPR instead of PLUS_EXPR when the operand was
17377 a pointer. Don't create a BIT_AND_EXPR for pointer types.
17378 * config/i386/i386.c (ix86_va_start): Use POINTER_PLUS_EXPR
17379 for the pointer addition and also use size_int/sizetype
17381 (ix86_gimplify_va_arg): Likewise.
17382 Perform BIT_AND_EXPR on sizetype arguments.
17383 * config/sh/sh.c (sh_va_start): Call make_tree with sizetype
17384 and convert its result to a pointer type. Use POINTER_PLUS_EXPR
17385 for the pointer additions and also use size_int for the offsets.
17386 (sh_gimplify_va_arg_expr): Use POINTER_PLUS_EXPR for the pointer
17387 additions and also use size_int for the offsets. Perform
17388 BIT_AND_EXPR on sizetype arguments.
17389 * config/ia64/ia64.c (ia64_gimplify_va_arg): Use
17390 POINTER_PLUS_EXPR for pointers and create the
17391 BIT_AND_EXPR in sizetype.
17392 * config/rs6000/rs6000.c (rs6000_va_start): Use POINTER_PLUS_EXPR
17393 instead of PLUS_EXPR for pointer addition.
17394 (rs6000_va_start): Likewise.
17395 Also use sizetype for the offset.
17396 * config/pa/pa.c (reloc_needed): Handle POINTER_PLUS_EXPR
17397 as PLUS_EXPR/MINUS_EXPR.
17398 (hppa_gimplify_va_arg_expr): Don't create MINUS_EXPR or
17399 PLUS_EXPR for pointers, instead use POINTER_PLUS_EXPR.
17400 Don't use BIT_AND_EXPR on a pointer type, convert the
17401 expression to sizetype first.
17402 * config/mips/mips.c (mips_va_start): Use POINTER_PLUS_EXPR
17404 (mips_gimplify_va_arg_expr): Likewise.
17405 Don't create BIT_AND_EXPR in a pointer type.
17407 2007-06-15 Eric Christopher <echristo@apple.com>
17409 * config.gcc (i?86-*-darwin*): Add t-crtfm and t-crtpc.
17410 (x86_64-*-darwin*): Ditto.
17411 * config/i386/darwin.h (CRTEND_SPEC): New. Add support
17414 2007-06-15 Matthew Wilcox <matthew@wil.cx>
17416 * doc/extend.texi: Document behavior of __attribute__((aligned))
17419 2007-06-15 Mark Mitchell <mark@codesourcery.com>
17421 * rtlanal.c (note_stores): Improve documentation.
17423 2007-06-15 Bernd Schmidt <bernd.schmidt@analog.com>
17425 * config/bfin/elf.h (ASM_GENERATE_INTERNAL_LABEL,
17426 LOCAL_LABEL_PREFIX): Delete.
17427 * config/bfin/bfin.c (TARGET_ASM_INTERNAL_LABEL): Delete.
17428 (bfin_internal_label): Delete.
17430 2007-06-15 Uros Bizjak <ubizjak@gmail.com>
17432 * libgcc2.c (CEXT): When compiling L_multc3 and L_divtc3,
17433 define to "l" if LIBGCC_LONG_DOUBLE_SIZE == 128,
17434 otherwise define to LIBGCC2_TF_CEXT.
17435 * config/i386/linux64.h (LIBGCC2_HAS_TF_MODE): New define.
17436 (LIBGCC_TF_CEXT): Ditto.
17439 2007-06-14 Seongbae Park <seongbae.park@gmail.com>
17441 PR rtl-optimization/32339
17442 * df-scan.c (df_uses_record): Don't modify flags but just add to
17443 it for df_ref_record.
17445 2007-06-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
17447 * tree-mudflap.c: Fix whitespace issues.
17449 2007-06-15 Kazu Hirata <kazu@codesourcery.com>
17451 * config/m68k/m68k.c (ASM_DOT, ASM_DOTW, ASM_DOTL): Remove.
17453 2007-06-14 Eric Christopher <echristo@apple.com>
17455 * config/i386/sse.md (movdi_to_sse): Rewrite body.
17456 (movv4sf): Use gcc_unreachable instead of abort.
17458 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
17461 * config/i386/sfp-machine.h (CMPtype): New define.
17462 (mach stubs): Use CMPtype instead of int as a return type.
17464 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
17466 * config/soft-fp/eqdf2.c, config/soft-fp/eqsf2.c,
17467 config/soft-fp/eqtf2.c, config/soft-fp/gedf2.c,
17468 config/soft-fp/gesf2.c, config/soft-fp/getf2.c,
17469 config/soft-fp/ledf2.c, config/soft-fp/lesf2.c,
17470 config/soft-fp/letf2.c, config/soft-fp/unorddf2.c,
17471 config/soft-fp/unordsf2.c, config/soft-fp/unordtf2.c,
17472 config/soft-fp/soft-fp.h: Update from glibc CVS.
17474 2007-06-14 Bernd Schmidt <bernd.schmidt@analog.com>
17476 * config/bfin/uclinux.h (MFWRAP_SPEC): New.
17478 2007-06-14 Rask Ingemann Lambertsen <rask@sygehus.dk>
17481 * config/v850/v850.c: Include dataflow header file.
17482 (substitute_ep_register): Fix typo.
17484 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
17486 * configure.ac: Fix earlier checkin.
17487 * configure: Regenerated.
17489 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
17491 * acinclude.m4 (gcc_AC_CHECK_PROG_VER): Remove.
17492 * aclocal.m4: Regenerate.
17493 * configure.ac: Use ACX_PROG_CC_WARNING_OPTS,
17494 ACX_PROG_CC_WARNINGS_ARE_ERRORS,
17495 ACX_PROG_CC_WARNING_ALMOST_PEDANTIC, ACX_CHECK_PROG_VER.
17496 * configure: Regenerate.
17497 * Makefile.in (LOOSE_WARN): Subst loose_warn.
17499 * Makefile.in (quickstrap): Build libgcc too.
17501 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
17503 * configure.ac: Add --enable-checking=df. Explicitly mention that
17504 the variables are initialized as for "release".
17505 * df-core.c: Use it.
17506 * configure: Regenerate.
17507 * config.in: Regenerate.
17509 2007-06-14 Bob Wilson <bob.wilson@acm.org>
17511 * config/xtensa/xtensa.c (xtensa_expand_nonlocal_goto): Use
17512 validate_replace_rtx instead of replace_rtx.
17513 (xtensa_expand_prologue): Call df_insn_rescan after replace_rtx.
17515 2007-06-14 Danny Smith <dannysmith@users.sourceforge.net>
17517 * config/i386/cygming.h (DWARF_FRAME_REGNUM): Define.
17518 (DWARF2_UNWIND_INFO): Override default if configured with
17520 * config/i386/cygwin.h (STARTFILE_SPEC): Add crtbegin.o.
17521 (ENDFILE_SPEC): Add crtend.o.
17522 * config/i386/mingw32.h (STARTFILE_SEC): Add crtbegin.o.
17523 (ENDFILE_SPEC): Add crtend.o.
17524 (TARGET_USE_JCR_SECTION): Define.
17525 (MD_UNWIND_SUPPORT): Define for 32-bit target.
17527 * config/i386/cygming-crtbegin.c: New file.
17528 * config/i386/cygming-crtend.c: New file.
17530 2007-06-14 Pascal Obry Pascal Obry <obry@adacore.com>
17532 * config/i386/w32-unwind.h: New file.
17534 2007-06-13 Eric Christopher <echristo@apple.com>
17536 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Don't let
17537 the user set a value below STACK_BOUNDARY.
17539 2007-06-13 Thiemo Seufer <ths@networkno.de>
17541 * config/mips/linux.h, config/mips/linux64.h (LIB_SPEC): Always
17542 imply -lpthread for -pthread.
17544 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
17546 * basic-block.h: Remove the prototype for
17547 free_basic_block_vars.
17548 * cfglayout.h: Remove the prototype for
17549 insn_locators_initialize.
17550 * tree.h: Remove the prototype for emit_line_note.
17552 * tree-ssa-pre.c (mergephitemp): Remove.
17553 (init_pre): Don't use mergephitemp.
17555 2007-06-13 Eric Christopher <echristo@apple.com>
17557 * config/i386/i386.c (override_options): If we've specified
17558 an arch then don't use TARGET_SUBTARGET_ISA_DEFAULTs.
17560 2007-06-13 Bob Wilson <bob.wilson@acm.org>
17562 * df-scan.c (df_get_entry_block_def_set): Check if STATIC_CHAIN_REGNUM
17565 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
17567 * config/bfin/bfin.h (EH_RETURN_HANDLER_RTX): Use gen_frame_mem.
17568 * config/bfin/bfin.md (UNSPEC_VOLATILE_STORE_EH_HANDLER): New constant.
17569 (eh_store_handler): New pattern.
17570 (eh_return): Emit it instead of a plain move.
17572 2007-06-13 Uros Bizjak <ubizjak@gmail.com>
17574 * config/i386/i386.c (ix86_init_mmx_sse_builtins)
17575 [__builtin_infq, __builtin_fabsq]: Define usign def_builtin.
17576 [__builtin_ia32_rsqrtps, __builtin_ia32_rsqrtss]: Define using
17579 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
17581 * config/bfin/bfin.c (gen_one_bundle): Delete unused local variables.
17582 (find_next_insn_start, find_load): New functions.
17583 (bfin_reorg): Use them to deal with the fact that parallel insns are
17584 no longer represented as a SEQUENCE.
17586 2007-06-13 Eric Botcazou <ebotcazou@libertysurf.fr>
17588 * config/sparc/sparc.c (sparc_override_options): Initialize
17589 fpu mask correctly.
17591 2007-06-13 Dave Korn <dave.korn@artimi.com>
17593 * config/i386/i386.c (ix86_eax_live_at_start_p): Use df_get_live_out.
17595 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
17597 * auto-inc-dec.c, c-incpath.c, config/c4x/libgcc.S,
17598 config/sh/divcost-analysis, dbgcnt.def, df-core.c,
17599 df-problems.c, df-scan.c, df.h, dominance.c, dse.c, regstat.c,
17600 tree-data-ref.c, tree-ssa-loop-im.c, tree-ssa-loop-prefetch.c,
17601 tree-vect-transform.c: Fix comment typos. Follow spelling
17604 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
17606 * df-scan.c (df_get_exit-block_use_set): Always add the stack pointer
17607 to the exit block use set.
17608 (df_insn_delete, df_insn_rescan): Fixed spelling of "deferring".
17609 * gcse.c (cpro_jump): Don't emit barrier in cfglayout mode.
17610 * config/sparc/sparc.c (sparc_check_64): Check df != NULL.
17612 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
17614 * opts.c (common_handle_option): Handle new option -fdbg-cnt-list.
17615 * dbgcnt.c (dbg_cnt_set_limit_by_name): Return value
17616 to indicate an error.
17617 (dbg_cnt_process_single_pair, dbg_cnt_list_all_counters):
17619 (dbg_cnt_process_opt): Print an error on a bad argument.
17620 * dbgcnt.h (dbg_cnt_list_all_counters): New function declaration.
17621 * common.opt (-fdbg-cnt-list): New.
17622 * doc/invoke.texi (-fdbg-cnt-list,-fdbg-cnt=): New.
17624 2007-06-12 Eric Botcazou <ebotcazou@adacore.com>
17626 * tree-ssa-alias.c (finalize_ref_all_pointers): Clear pt_anything
17627 flag on ref-all pointers.
17629 2007-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
17631 PR middle-end/31579
17632 * expr.c (expand_expr_addr_expr_1): Call expand_expr
17633 for the offset with the modifier as EXPAND_INITIALIZER
17634 if the modifier is EXPAND_INITIALIZER.
17635 (expand_expr_real_1 <case INTEGER_CST>): Don't force to
17636 a register if we had an overflow.
17638 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17640 * real.c (real_isfinite): New.
17641 (real_sqrt): Use it.
17642 * real.h (real_isfinite): New.
17643 * builtins.c: Use it.
17645 2007-06-12 Ian Lance Taylor <iant@google.com>
17646 Daniel Berlin <dberlin@dberlin.org>
17649 * tree.def: Add CHANGE_DYNAMIC_TYPE_EXPR.
17650 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Define.
17651 (CHANGE_DYNAMIC_TYPE_LOCATION): Define.
17652 (DECL_NO_TBAA_P): Define.
17653 (struct tree_decl_common): Add no_tbaa_flag field.
17654 * tree-ssa-structalias.c (struct variable_info): Add
17655 no_tbaa_pruning field.
17656 (new_var_info): Initialize no_tbaa_pruning field.
17657 (unify_nodes): Copy no_tbaa_pruning field.
17658 (find_func_aliases): Handle CHANGE_DYNAMIC_TYPE_EXPR.
17659 (dump_solution_for_var): Print no_tbaa_pruning flag.
17660 (set_uids_in_ptset): Add no_tbaa_pruning parameter. Change all
17662 (compute_tbaa_pruning): New static function.
17663 (compute_points_to_sets): Remove CHANGE_DYNAMIC_TYPE_EXPR nodes.
17664 Call compute_tbaa_pruning.
17665 * tree-ssa-alias.c (may_alias_p): Test no_tbaa_flag for pointers.
17666 * gimplify.c (gimplify_expr): Handle CHANGE_DYNAMIC_TYPE_EXPR.
17667 * gimple-low.c (lower_stmt): Likewise.
17668 * tree-gimple.c (is_gimple_stmt): Likewise.
17669 * tree-ssa-operands.c (get_expr_operands): Likewise.
17670 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
17671 * tree-inline.c (estimate_num_insns_1): Likewise.
17672 (copy_result_decl_to_var): Likewise.
17673 * expr.c (expand_expr_real_1): Likewise.
17674 * tree-pretty-print.c (dump_generic_node): Likewise.
17675 * tree-inline.c (copy_decl_to_var): Copy DECL_NO_TBAA_P flag.
17676 * omp-low.c (omp_copy_decl_2): Likewise.
17677 * print-tree.c (print_node): Print DECL_NO_TBAA_P flag.
17678 * doc/c-tree.texi (Expression trees): Document
17679 CHANGE_DYNAMIC_TYPE_EXPR.
17681 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17683 * fold-const.c (fold_binary): Guard (X-X) -> 0 transformation
17684 with !HONOR_NANS and !HONOR_INFINITIES.
17685 * simplify-rtx.c (simplify_binary_operation_1): Likewise.
17687 2007-06-12 Tristan Gingold <gingold@adacore.com>
17689 * gcov.c: Comments updated.
17690 (source_info): Add file_time field.
17691 (source_index): New variable.
17692 (mutiple_files): New variable.
17693 (generate_results): New function extracted from process_file.
17694 (process_file): Save and restore chain of functions, generate
17695 results and free structures only if not merging results.
17696 (release_structures): File names are now freed in create_file_names
17697 (create_file_names): Free previous file names.
17698 (find_source): File date is now read here and modifications in
17699 source files is checked here.
17700 (read_graph_file): Only reverse order of functions for the current
17702 (make_gcov_file_name): Do not generate long names if input_name is
17704 (output_lines): If merging results do not display graph, data and
17706 Checking source file modification is done in find_source.
17708 * doc/gcov.texi: Append an s to sourcefile.
17710 2007-06-12 Bernd Schmidt <bernd.schmidt@analog.com>
17712 * config/bfin/bfin.md (UNSPEC_NOP): New constant.
17713 (forced_nop): New pattern.
17714 * config/bfin/bfin.c: Include "df.h".
17715 (add_to_reg): Use df_regs_ever_live_p instead of regs_ever_live.
17716 (bfin_discover_loop): Use df_get_live_in instead of
17717 global_live_at_start.
17718 (bfin_reorder_loops): Pass 0 to cfg_layout_initialize. Call
17719 df_analyze when done.
17720 (gen_one_bundle): Don't generate SEQUENCE insns, just put modes on
17721 the insns. Use QImode for the final insn in a bundle. Call
17722 df_insn_rescan on generated NOPs; use gen_forced_nop instead of
17724 (reorder_var_tracking_notes): New function.
17725 (bfin_reorg): Pass no argument to split_all_insns. Don't call
17726 update_life_info. Call df_analyze after scheduling and bundle
17727 generation. Call reorder_var_tracking_notes if generating these
17728 notes. Call df_finish_pass at the end.
17730 2007-06-12 Dirk Mueller <dmueller@suse.de>
17732 * optabs.c (debug_optab_libfuncs): fix gcc_assert to
17733 a comparison, not an assignment.
17735 2007-06-12 Olivier Hainque <hainque@adacore.com>
17737 * tree-nested.c (convert_local_reference): Handle VIEW_CONVERT_EXPR.
17738 Request walking the subtrees only, leaving the current is_lhs/val_only
17740 (convert_non_local_reference): Likewise.
17742 2007-06-12 Nathan Sidwell <nathan@codesourcery.com>
17744 * config/m68k/m68k-devices.def (52221, 52223, 5253): New.
17746 2007-06-12 Richard Guenther <rguenther@suse.de>
17748 PR tree-optimization/15353
17749 PR tree-optimization/31657
17750 * passes.c (init_optimization_passes): Add pass_tree_ifcombine.
17751 * timevar.def: Add TV_TREE_IFCOMBINE.
17752 * tree-pass.h (pass_tree_ifcombine): Declare.
17753 * tree-ssa-ifcombine.c: New file.
17754 * tree-ssa-phiopt.c (blocks_in_phiopt_order): Export.
17755 * tree-flow.h (blocks_in_phiopt_order): Declare.
17756 * Makefile.in (OBJS-common): Add tree-ssa-ifcombine.o.
17757 (tree-ssa-ifcombine.o): New dependencies.
17759 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
17761 PR rtl-optimization/32293
17762 * combine.c (simplify_if_then_else): Truncate return from
17763 nonzero_bits() to correct mode.
17765 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
17767 * fold-const (fold_binary) [RDIV_EXPR]: Also optimize a/cbrt(b/c)
17768 into a*cbrt(c/b) if flag_unsafe_math_optimizations is set.
17770 2007-06-11 Diego Novillo <dnovillo@google.com>
17772 * Makefile.in (reload1.o-warn): Remove.
17774 2007-06-11 Seongbae Park <seongbae.park@gmail.com>
17776 * combine.c (subst): Use reg_overlap_mentioned_p
17777 instead of comparing register numbers directly.
17779 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
17781 * reload1.c (mark_home_live_1): Use the mode parameter.
17783 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
17785 * df-scan.c (df_insn_delete, df_insn_rescan, df_insn_rescan_all,
17786 df_process_deferred_rescans, df_notes_rescan): Fixed spelling of
17788 * df-core.c: Ditto.
17790 2007-06-11 Daniel Berlin <dberlin@dberlin.org>
17792 * Merge dataflow-branch into mainline (see ChangeLog.dataflow)
17794 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
17796 * config/i386/i386.md ("*movtf_internal): Penalize moves to and
17797 from integer registers.
17798 (FP mode splitters): Handle TFmode.
17800 2007-06-11 Eric Botcazou <ebotcazou@adacore.com>
17802 * tree-ssa-structalias.c (find_what_p_points_to): Return false
17803 for ref-all pointers that point-to anything.
17805 2007-06-11 Joseph Myers <joseph@codesourcery.com>
17807 * config/arm/arm.c (arm_output_dwarf_dtprel,
17808 TARGET_ASM_OUTPUT_DWARF_DTPREL): New.
17810 2007-06-11 Bernd Schmidt <bernd.schmidt@analog.com>
17812 * config/bfin/bfin.md (movdi_insn, movsi_insn, movv2hi_insn,
17813 movhi_insn, movqi_insn, movsf_insn, movdf_insn): Don't allow constant
17816 2007-06-11 Rafael Avila de Espindola <espindola@google.com>
17818 * tree.c (signed_or_unsigned_type_for): New.
17819 (unsigned_type_for): Use signed_or_unsigned_type_for.
17820 (signed_type_for): Use signed_or_unsigned_type_for.
17821 * tree.h (signed_or_unsigned_type_for): New.
17822 (get_signed_or_unsigned_type): Remove.
17823 * fold-const.c (fold_negate_expr): Use signed_type_for instead of
17824 lang_hooks.types.signed_type
17825 (size_diffop): Likewise.
17826 (all_ones_mask_p): Likewise.
17827 (build_range_check): Likewise.
17828 (fold_cond_expr_with_comparison): Likewise.
17829 (fold_cond_expr_with_comparison): Likewise.
17830 (unextend): Likewise.
17831 (extract_muldiv_1): Likewise.
17832 (fold_single_bit_test_into_sign_test): Likewise.
17833 (fold_binary): Likewise.
17834 (fold_ternary): Likewise.
17835 (operand_equal_for_comparison_p): Use signed_or_unsigned_type_for
17836 instead of get_signed_or_unsigned_type.
17837 * c-objc-common.h (LANG_HOOKS_SIGNED_TYPE): Remove.
17838 (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
17839 * expr.c (signed_or_unsigned_type_for): Use
17840 signed_or_unsigned_type_for instead of get_signed_or_unsigned_type.
17841 * langhooks.c (get_signed_or_unsigned_type): Remove.
17842 (lhd_signed_or_unsigned_type): Remove.
17843 * langhooks.h (lang_hooks_for_types): Remove signed_type and
17844 signed_or_unsigned_type.
17845 (lhd_signed_or_unsigned_type): Remove.
17846 * expmed.c (make_tree): Use signed_type_for instead of
17847 lang_hooks.types.signed_type.
17848 * c-common.c (same_scalar_type_ignoring_signedness): Use
17849 c_common_signed_type instead of lang_hooks.types.signed_type.
17850 (c_common_unsigned_type): New.
17851 (c_common_signed_type): Just call c_common_signed_or_unsigned_type.
17852 (shorten_compare): Use c_common_unsigned_type instead of
17853 c_common_signed_or_unsigned_type.
17854 (c_common_nodes_and_builtins): Use c_common_unsigned_type instead of
17856 * convert.c (convert_to_integer): Use signed_type_for instead of
17857 lang_hooks.types.signed_type.
17858 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
17859 (LANG_HOOK_FOR_TYPES_INITIALIZER): Remove LANG_HOOKS_SIGNED_TYPE and
17860 LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE.
17861 * c-format.c (check_format_types): Use c_common_unsigned_type
17862 instead of unsigned_type_for.
17863 * c-decl.c (groakdeclarator): Likewise.
17864 * c-typeck.c (convert_for_assignment): Likewise.
17865 * c-common.h (c_common_unsigned_type): New.
17867 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
17870 * config/i386/sse.md ("sse2_ashlti", "sse2_lshrti3"): Move ...
17871 * config/i386/i386.md ("sse2_ashlti", "sse2_lshrti3"): ... to here.
17873 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
17875 PR middle-end/32279
17876 * fold-const (fold_binary) [RDIV_EXPR]: Optimize a/sqrt(b/c)
17877 into a*sqrt(c/b) if flag_unsafe_math_optimizations is set.
17879 2007-06-10 Jan Sjodin <jan.sjodin@amd.com>
17880 Sebastian Pop <sebpop@gmail.com>
17882 * lambda-code.c (remove_iv): New.
17883 (lambda_loopnest_to_gcc_loopnest): Use remove_iv.
17885 2007-06-10 Zdenek Dvorak <dvorakz@suse.cz>
17887 * tree-data-ref.c (dr_analyze_alias): Handle case smt is NULL.
17888 * tree-predcom.c (mark_virtual_ops_for_renaming): Exported.
17889 * tree-ssa-loop-prefetch.c: Include optabs.h.
17890 (FENCE_FOLLOWING_MOVNT): New macro.
17891 (struct mem_ref): Add independent_p and storent_p fields.
17892 (record_ref): Initalize the new fields.
17893 (gather_memory_references_ref): Return true if the reference
17895 (gather_memory_references): Check whether all memory accesses
17896 in loop were recorded.
17897 (should_issue_prefetch_p): Return false for nontemporal stores.
17898 (nontemporal_store_p, mark_nontemporal_store, emit_mfence_after_loop,
17899 may_use_storent_in_loop_p, mark_nontemporal_stores): New functions.
17900 (determine_loop_nest_reuse): Detect independent memory references.
17901 (loop_prefetch_arrays): Call mark_nontemporal_stores.
17902 * tree-flow.h (mark_virtual_ops_for_renaming): Declare.
17903 * Makefile.in (tree-ssa-loop-prefetch.o): Add OPTABS_H dependency.
17904 * config/i386/i386.h (x86_mfence): Declare.
17905 (FENCE_FOLLOWING_MOVNT): Return x86_mfence.
17906 * config/i386/i386.c (x86_mfence): New variable.
17907 (ix86_init_mmx_sse_builtins): Initialize x86_mfence.
17909 * tree-pretty-print.c (dump_generic_node): Mark nontemporal stores.
17910 * optabs.c (init_optabs): Initialize storent_optab.
17911 * optabs.h (enum optab_index): Add OTI_storent.
17912 (storent_optab): Declare.
17913 * genopinit.c (optabs): Add initialization for storent_optab.
17914 * tree.h (MOVE_NONTEMPORAL): New macro.
17915 * expr.c (expand_assignment, store_expr, store_constructor_field,
17916 store_constructor, store_field, expand_expr_real_1): Propagate
17917 nontemporality of the expanded store.
17918 (emit_storent_insn): New function.
17919 * expr.h (expand_assignment, store_expr): Declaration changed.
17920 * function.c (assign_parm_setup_reg): Pass false as nontemporality
17921 to expand_assignment.
17922 * stmt.c (expand_asm_expr): Ditto.
17923 * calls.c (initialize_argument_information): Pass false as
17924 nontemporality to store_expr.
17925 * config/i386/sse.md (storentv4sf, storentv2df, storentv2di,
17928 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
17930 * tree-ssa-structalias.c (set_uids_in_ptset): Add is_deref'd
17932 (find_what_p_points_to): Pass new parameter to set_uids_in_ptset.
17934 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
17936 * tree-data-ref.c (dr_may_alias_p): Check that decl_a != decl_b,
17937 and allow DECL_P here.
17939 2007-06-09 Zdenek Dvorak <dvorakz@suse.cz>
17941 * tree-scalar-evolution.c (follow_ssa_edge_in_rhs,
17942 follow_ssa_edge_in_condition_phi, follow_ssa_edge): Keep more precise
17943 track of the size of the expression.
17944 * cfghooks.c (merge_blocks): Remove block from loops structure only
17945 after call of the merge_blocks hook.
17947 2007-06-09 Tom Tromey <tromey@redhat.com>
17949 * c-decl.c (grokdeclarator): Added 'deprecated_state' argument.
17950 (deprecated_state): Removed.
17951 (start_decl): Update.
17952 (enum deprecated_states): Moved earlier.
17953 (groktypename): Update.
17954 (push_parm_decl): Likewise.
17955 (grokfield): Likewise.
17956 (start_function): Likewise.
17958 2007-06-09 Ian Lance Taylor <iant@google.com>
17960 PR tree-optimization/32169
17961 * tree-vrp.c (extract_range_from_unary_expr): For NOP_EXPR and
17962 CONVERT_EXPR, check whether min and max both converted to an
17963 overflow infinity representation.
17965 2007-06-08 Eric Botcazou <ebotcazou@adacore.com>
17967 * reload1.c (fixup_abnormal_edges): Clear bb field for insns
17968 not inserted on the edge.
17970 2007-06-08 Bob Wilson <bob.wilson@acm.org>
17972 * config/xtensa/lib1funcs.asm (__udivsi3): Use hardware divide
17973 instructions if they are supported.
17974 (__divsi3, __umodsi3, __modsi3): Likewise.
17975 (__ashldi3, __ashrdi3, __lshrdi3): New.
17976 * config/xtensa/t-xtensa (LIB1ASMFUNCS): Add DImode shift functions.
17978 2007-06-08 Harsha Jagasia <harsha.jagasia@amd.com>
17979 Tony Linthicum <tony.linthicum@amd.com>
17981 * doc/invoke.texi: Add fvect-cost-model flag.
17982 * common.opt (fvect-cost-model): New flag.
17983 * tree-vectorizer.c (new_stmt_vec_info): Initialize inside and outside
17984 cost fields in stmt_vec_info struct for STMT.
17985 * tree-vectorizer.h (stmt_vec_info): Define inside and outside cost
17986 fields in stmt_vec_info struct and access functions for the same.
17987 (TARG_COND_BRANCH_COST): Define cost of conditional branch.
17988 (TARG_VEC_STMT_COST): Define cost of any vector operation, excluding
17989 load, store and vector to scalar operation.
17990 (TARG_VEC_TO_SCALAR_COST): Define cost of vector to scalar operation.
17991 (TARG_VEC_LOAD_COST): Define cost of aligned vector load.
17992 (TARG_VEC_UNALIGNED_LOAD_COST): Define cost of misasligned vector load.
17993 (TARG_VEC_STORE_COST): Define cost of vector store.
17994 (vect_estimate_min_profitable_iters): Define new function.
17995 * tree-vect-analyze.c (vect_analyze_operations): Add a compile-time
17996 check to evaluate if loop iterations are less than minimum profitable
17997 iterations determined by cost model or minimum vect loop bound defined
17998 by user, whichever is more conservative.
17999 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Add a
18000 run-time check to evaluate if loop iterations are less than minimum
18001 profitable iterations determined by cost model or minimum vect loop
18002 bound defined by user, whichever is more conservative.
18003 (vect_estimate_min_profitable_iterations): New function to estimate
18004 mimimimum iterartions required for vector version of loop to be
18005 profitable over scalar version.
18006 (vect_model_reduction_cost): New function.
18007 (vect_model_induction_cost): New function.
18008 (vect_model_simple_cost): New function.
18009 (vect_cost_strided_group_size): New function.
18010 (vect_model_store_cost): New function.
18011 (vect_model_load_cost): New function.
18012 (vectorizable_reduction): Call vect_model_reduction_cost during
18014 (vectorizable_induction): Call vect_model_induction_cost during
18016 (vectorizable_load): Call vect_model_load_cost during analysis phase.
18017 (vectorizable_store): Call vect_model_store_cost during analysis phase.
18018 (vectorizable_call, vectorizable_assignment, vectorizable_operation,
18019 vectorizable_promotion, vectorizable_demotion): Call
18020 vect_model_simple_cost during analysis phase.
18022 2007-06-08 Simon Baldwin <simonb@google.com>
18024 * reg-stack.c (get_true_reg): Readability change. Moved default case
18025 label into direct switch statement scope.
18027 2007-06-08 Simon Baldwin <simonb@google.com>
18029 * tree-flow-inline.h (var_ann): Replaced erroneous '=' assignment
18030 in gcc_assert() with '==' comparison.
18032 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
18034 * config/i386/i386.c (override_options): Merge TARGET_SSE4_2 and
18035 TARGET_ABM handling of x86_popcnt variable.
18037 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
18039 * doc/extend.texi (X86 Built-in Functions): Document __builtin_fabsq,
18040 __builtin_copysignq and __builtin_infq built-in functions.
18042 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
18044 * doc/extend.texi (X86 Built-in Functions): Add missing `@item's in
18045 SSE4.2 section. Correct built-in function names in SSE4A section.
18047 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
18049 PR tree-optimization/32243
18050 * tree-vect-transform.c (vectorizable_type_promotion): Move check
18051 for ncopies after ratio check between nunits_out and nunits_in.
18052 (vectorizable_type_demotion): Remove single-use variable "scalar_type".
18054 2007-06-08 Dorit Nuzman <dorit@il.ibm.com>
18056 PR tree-optimization/32224
18057 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fail
18058 vectorization upon a non GIMPLE_MODIFY_STMT.
18060 2007-06-08 Christian Bruel <christian.bruel@st.com>
18063 * config/sh/sh.md (doloop_end): New pattern and splitter.
18064 * loop-iv.c (simple_rhs_p): Check for hardware registers.
18066 2007-06-08 Zdenek Dvorak <dvorakz@suse.cz>
18068 PR middle-end/32209
18069 * dominance.c (debug_dominance_tree, debug_dominance_tree_1): New
18071 (verify_dominators): Do not change dominance tree.
18073 2007-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
18075 * config/sh/constraints.md: New file.
18076 * config/sh/sh.c: Include tm-constrs.h.
18077 (reg_class_from_letter): Remove.
18078 (prepare_cbranch_operands): Use satisfies_constraint_*
18079 function instead of macro.
18080 (andcosts, broken_move, sh_secondary_reload): Likewise.
18081 * config/sh/predicates.md (trapping_target_operand): Likewise.
18082 (and_operand, arith_operand, arith_reg_or_0_operand,
18083 cmp_operand, logical_operand, target_operand,
18084 ua_address_operand, ua_offset, xor_operand): Likewise.
18085 * config/sh/sh.md: Include constraints.md.
18086 (*movsicc_t_false): Use satisfies_constraint_* function
18088 (*movsicc_t_true, ashlsi3_std, ashlhi3_k, lshrsi3_m,
18089 lshrsi3_k, movsi_const_16bit+2, *movhi_media+1,
18090 movdi_const_16bit+1, beq, bne, *ptb): Likewise.
18091 * config/sh/sh.h (reg_class_from_letter): Remove prototype.
18092 (OVERRIDE_OPTIONS): Don't modify reg_class_from_letter.
18093 (REG_CLASS_FROM_CONSTRAINT): Remove.
18094 (CONSTRAINT_LEN, CONST_OK_FOR_I20, CONST_OK_FOR_I,
18095 CONST_OK_FOR_J, CONST_OK_FOR_K16, CONST_OK_FOR_K,
18096 CONST_OK_FOR_P27, CONST_OK_FOR_P, CONST_OK_FOR_M,
18097 CONST_OK_FOR_N, CONST_OK_FOR_CONSTRAINT_P,
18098 CONST_DOUBLE_OK_FOR_LETTER_P): Likewise.
18099 (SECONDARY_INOUT_RELOAD_CLASS): Use satisfies_constraint_*
18100 function instead of macro.
18101 (SECONDARY_INPUT_RELOAD_CLASS): Likewise.
18102 (EXTRA_CONSTRAINT_Q, EXTRA_CONSTRAINT_A,
18103 EXTRA_CONSTRAINT_Bsc, EXTRA_CONSTRAINT_B,
18104 EXTRA_CONSTRAINT_Css, EXTRA_CONSTRAINT_Csu): Remove.
18105 (IS_PC_RELATIVE_LOAD_ADDR_P): New macro.
18106 (IS_LITERAL_OR_SYMBOLIC_S16_P): Likewise.
18107 (IS_LITERAL_OR_SYMBOLIC_U16_P): Likewise.
18108 (IS_NON_EXPLICIT_CONSTANT_P): Likewise.
18109 (EXTRA_CONSTRAINT_Csy, EXTRA_CONSTRAINT_Z, EXTRA_CONSTRAINT_W,
18110 EXTRA_CONSTRAINT_Cpg, EXTRA_CONSTRAINT_C,
18111 EXTRA_MEMORY_CONSTRAINT, EXTRA_CONSTRAINT_Sr0,
18112 EXTRA_CONSTRAINT_Sua, EXTRA_CONSTRAINT_S,
18113 EXTRA_CONSTRAINT_STR): Likewise.
18114 (GO_IF_LEGITIMATE_INDEX): Fix indentation.
18116 2007-06-07 Geoffrey Keating <geoffk@apple.com>
18118 * config/i386/darwin.h (STACK_BOUNDARY): Define.
18120 2007-06-07 Simon Martin <simartin@users.sourceforge.net>
18123 * c-common.h (flag_cpp0x): Replaced by...
18124 (cxx_dialect): ... this new variable specifying the C++ dialect that
18126 * c-common.c (flag_cpp0x): Removed.
18127 (cxx_dialect): Defined.
18128 * c-cppbuiltin.c (c_cpp_builtins): flag_cpp0x rewritten in terms of
18130 * c-opts.c (c_common_post_options): Likewise.
18131 (set_std_cxx98): Set cxx_dialect to cxx98.
18132 (set_std_cxx0x): Set cxx_dialect to cxx0x.
18134 2007-06-07 Geoffrey Keating <geoffk@apple.com>
18135 Hui-May Chang <hm.chang@apple.com>
18137 * doc/invoke.texi (Darwin Options): Update documentation for
18138 -mmacosx-version-min.
18139 * config.gcc (*-*-darwin*): Set extra_gcc_objs.
18140 * config/darwin-driver.c: New file.
18141 * config/darwin.h (GCC_DRIVER_HOST_INITIALIZATION): New.
18142 * config/t-darwin (darwin-driver.o): New rule.
18144 * config/darwin-c.c (version_as_macro): Ignore low digit.
18146 2007-06-07 Uros Bizjak <ubizjak@gmail.com>
18148 * config/i386/i386.md (standard sse constant splitter): Handle TFmode.
18149 (negtf2, abstf2, *absnegtf2_sse): New insn patterns.
18150 (CSGNMODE): New mode macro.
18151 (CSGNVMODE): New mode attribute.
18152 (copysign<mode>3): Rename from copysingsf3 and copysigndf3. Macroize
18153 expander using CSGNMODE mode macro. Handle TFmode.
18154 (copysign<mode>3_const): Rename from copysignsf3_const and
18155 copysigndf3_const. Macroize pattern using CSGNMODE mode macro.
18157 (copysign<mode>3_var): Rename from copysignsf3_var and
18158 copysigndf3_var. Macroize pattern using CSGNMODE mode macro.
18160 (copysign<mode>3_var splitter): Macroize pattern using CSGNMODE
18161 mode macro. Handle TFmode.
18162 * config/i386/sse.md (andtf3, *andtf3, *nandtf3): New insn patterns.
18163 (iortf3, *iortf3): Ditto.
18164 (xortf3, *xortf3): Ditto.
18165 * config/i386/i386.c (ix86_build_signbit_mask): Create scalar
18166 TFmode and TImode masks.
18167 (ix86_expand_copysign): Expand TFmode copysign insn.
18168 (IX86_BUILTIN_INFQ): New.
18169 (IX86_BUILTIN_FABSQ): Ditto.
18170 (IX86_BUILTIN_COPYSIGNQ): Ditto.
18171 (ix86_init_mmx_sse_builtins) [__builtin_infq]: New builtin definition.
18172 [__builtin_fabsq]: Ditto.
18173 [__builtin_copysignq]: Ditto.
18174 (ix86_expand_builtin) [IX86_BUILTIN_INFQ]: Expand builtin.
18175 [IX86_BUILTIN_FABSQ]: Expand builtin using ix86_expand_unop_builtin().
18176 [IX86_BUILTIN_COPYSIGNQ]: Expand builtin using
18177 ix86_expand_binop_builtin().
18179 2007-06-07 Bob Wilson <bob.wilson@acm.org>
18181 * config/xtensa/lib1funcs.asm: Clean up whitespace.
18183 2007-06-07 Steve Ellcey <sje@cup.hp.com>
18186 * rtl.h (push_to_sequence2): New.
18187 * emit-rtl.c (push_to_sequence2): New.
18188 * function.c (assign_parm_data_all): Add new fields.
18189 (assign_parm_setup_block): Call push_to_sequence2 instead of
18191 (assign_parm_setup_reg): Ditto.
18192 (assign_parm_setup_stack): Ditto.
18193 (assign_parms_unsplit_complex): Ditto.
18194 (assign_parms): Change field name.
18196 2007-06-07 Zdenek Dvorak <dvorakz@suse.cz>
18198 PR tree-optimization/32220
18199 * tree-predcom.c (eliminate_temp_copies): Handle the case that loop
18200 phi node is reached before defining statement.
18202 2007-06-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
18205 * tree-vect-transform.c (vectorizable_call): Call update_stmt
18206 after changing the right hand side of the assignment.
18208 2007-06-06 Eric Christopher <echristo@apple.com>
18210 * config.gcc (i?86-*-darwin*): Remove arch parameter.
18211 (x86_64-*-darwin*): Ditto.
18212 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Define.
18213 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
18215 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
18217 * tree-ssa-alias-warnings.c (maybe_add_match): Cast according to the
18218 coding conventions.
18219 (add_key): Likewise.
18220 * tree-ssa.c (init_tree_ssa): Use type safe memory macros.
18221 * tree-ssa-ccp.c (ccp_fold_builtin): Avoid using C++ keywords as
18223 * tree-ssa-coalesce.c (find_coalesce_pair): Use type safe memory
18225 (add_cost_one_coalesce): Likewise.
18226 * tree-ssa-copy.c (merge_alias_info): Avoid using C++ keywords as
18227 variable names. Rename orig to orig_name for consistency.
18228 * tree-ssa-dom.c (dom_thread_across_edge): Cast according to the
18229 coding conventions.
18230 (cprop_into_successor_phis): Avoid using C++ keywords as variable
18232 (record_equivalences_from_stmt): Likewise.
18233 * tree-ssa-dse.c (dse_initialize_block_local_data): Cast according to
18234 the coding conventions.
18235 (memory_ssa_name_same): Likewise.
18236 (dse_optimize_stmt): Likewise.
18237 (dse_record_phis): Likewise.
18238 (dse_finalize_block): Likewise.
18239 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Avoid using C++
18240 keywords as variable names.
18241 (may_move_till): Cast according to the coding conventions.
18242 (force_move_till_expr): Avoid using C++ keywords as variable names.
18243 (force_move_till): Cast according to the coding conventions.
18244 (memref_hash): Likewise.
18245 (memref_eq): Likewise.
18246 (gather_mem_refs_stmt): Likewise.
18247 * tree-ssa-loop-ivopts.c (contains_abnormal_ssa_name_p): Avoid
18248 using C++ keywords as variable names.
18249 (idx_find_step): Cast according to the coding conventions.
18250 (idx_record_use): Likewise.
18251 (find_depends): Likewise.
18252 (prepare_decl_rtl): Likewise.
18253 (mbc_entry_hash): Likewise.
18254 (mbc_entry_eq): Likewise.
18255 * tree-ssa-loop-niter.c (SWAP): Use the correct the type for tmp.
18256 (simplify_replace_tree): Avoid using C++ keywords as variable names.
18257 (idx_infer_loop_bounds): Cast according to the coding conventions.
18258 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Likewise.
18259 * tree-ssa-math-opts.c (occ_new ): Likwise.
18260 * tree-ssanames.c (duplicate_ssa_name_ptr_info): Use type safe memory
18262 * tree-ssa-operands.c (add_def_op): Avoid using C++ keywords as
18264 (add_use_op): Likewise.
18265 (add_vop): Likewise.
18266 (add_vuse_op): Likewise.
18267 (add_vdef_op): Likewise.
18268 (get_expr_operands): Likewise.
18269 (push_stmt_changes): Use type safe memory macros.
18270 * tree-ssa-phiopt.c (replace_phi_edge_with_variable): Avoid using C++
18271 keywords as variable names.
18272 (conditional_replacement): Likewise.
18273 (minmax_replacement): Likewise.
18274 (abs_replacement): Likewise.
18275 * tree-ssa-pre.c (create_expression_by_pieces): Cast according to the
18276 coding conventions.
18277 (insert_fake_stores): Avoid using C++ keywords as variable names.
18278 * tree-ssa-reassoc.c (add_to_ops_vec): Cast according to the coding
18280 * tree-ssa-structalias.c (heapvar_lookup): Likewise.
18281 (heapvar_insert): Use type safe memory macros.
18282 (new_var_info): Cast according to the coding conventions.
18283 (new_constraint): Likewise.
18284 (remove_preds_and_fake_succs): Use type safe memory macros.
18285 * tree-ssa-threadupdate.c (thread_block): Cast according to the coding
18287 (thread_single_edge): Likewise.
18288 (thread_through_loop_header): Likewise.
18290 2007-06-06 Eric Christopher <echristo@apple.com>
18292 * config/i386/i386.c (override_options): Move handling
18293 of TARGET_SUBTARGET* earlier.
18295 2007-06-06 Paolo Bonzini <bonzini@gnu.org>
18297 * genmodes.c (tagged_printf, emit_insn_modes_h): Don't
18300 2007-06-06 Zdenek Dvorak <dvorakz@suse.cz>
18302 * haifa-sched.c (restore_bb_notes): Clear bb field of the notes
18303 emited outside of basic block.
18304 * cfgbuild.c (find_bb_boundaries): Clear bb field for insns between
18305 the created blocks.
18306 * rtl.h (delete_insn_chain): Declaration changed.
18307 * cfgrtl.c (delete_insn_chain): Add option to clear bb field for
18309 (rtl_delete_block, rtl_merge_blocks): Pass true to delete_insn_chain.
18310 (delete_insn_chain_and_edges, try_redirect_by_replacing_jump,
18311 rtl_tidy_fallthru_edge, cfg_layout_merge_blocks): Pass false
18312 to delete_insn_chain.
18313 (rtl_verify_flow_info_1): Verify that the insns in header and footer
18314 do not have bb field set.
18315 (rtl_verify_flow_info): Verify that insns between basic blocks do not
18317 * recog.c (peephole2_optimize): Add argument to delete_insn_chain call.
18318 * cfgcleanup.c (try_optimize_cfg): Ditto.
18320 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
18322 * lambda-code.c (struct lambda_lattice_s): Add a name to the struct.
18323 (lambda_body_vector_new): Use type safe memory macros.
18324 (lambda_linear_expression_new): Likewise.
18325 (lambda_loopnest_new): Likewise.
18326 (lambda_lattice_new): Likewise.
18327 (replace_uses_equiv_to_x_with_y): Cast according to the coding
18328 conventions. Use type safe memory macros.
18329 * lambda.h (struct lambda_trans_matrix_s): Add a name to the struct.
18330 (lambda_body_vector_s): Likewise.
18331 * lambda-mat.c (lambda_matrix_new): Use type safe memory macros.
18332 * lambda-trans.c (lambda_trans_matrix_new): Likewise.
18334 2007-06-06 Richard Guenther <rguenther@suse.de>
18336 * tree-ssa-forwprop.c (forward_propagate_into_cond): Return 2
18337 if we need to schedule cfg_cleanup.
18338 (tree_ssa_forward_propagate_single_use_vars): Do so.
18340 2007-06-06 Ian Lance Taylor <iant@google.com>
18342 * fold-const.c (merge_ranges): If range_successor or
18343 range_predecessor fail, just return 0.
18345 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
18347 PR tree-optimization/32216
18348 * tree-vectorizer.c (supportable_widening_operation): Determine
18349 signedness of FIX_TRUNC_EXPR from output operand.
18350 (supportable_narrowing_operation): Ditto.
18351 * tree-vect-generic.c (expand_vector_operations_1): Determine
18352 signedness of VEC_UNPACK_FLOAT_HI_EXPR and VEC_UNPACK_FLOAT_LO_EXPR
18353 from input operand.
18355 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
18357 * config/i386/i386.c (enum pta_flags): Move out of struct scope...
18358 (struct pta): ...from here. Change flags to unsigned to avoid
18359 excessive casting (as it is used as a bit mask).
18360 (override_options): Add casts according to the coding convenventions.
18361 (x86_64_elf_unique_section): Likewise.
18362 (examine_argument): Avoid using C++ keywords as variable names.
18363 (construct_container): Likewise.
18364 (legitimize_pic_address): Likewise.
18365 (get_dllimport_decl): Cast according to the coding conventions. Use
18366 type safe memory macros.
18367 (legitimize_address): Cast according to the coding conventions.
18368 (emit_i387_cw_initialization): Corrected the type of slot to enum
18370 (ix86_init_machine_status): Use type safe memory macros.
18371 (bdesc_pcmpestr): Use UNKNOWN instead of integer 0.
18372 (bdesc_pcmpistr): Likewise.
18373 (bdesc_crc32): Likewise.
18374 (bdesc_sse_3arg): Likewise.
18375 (bdesc_2arg): Likewise.
18376 (bdesc_1arg): Likewise.
18377 (ix86_expand_sse_pcmpestr): Cast according to the coding conventions.
18378 (ix86_expand_sse_pcmpistr): Likewise.
18379 (ix86_expand_vec_set_builtin): Use EXPAND_NORMAL instead of integer 0.
18380 (ix86_builtin_vectorized_function): Change the type of fn to unsigned
18381 int to match the langhook definition.
18382 (ix86_builtin_conversion): Change the type of code to unsigned init to
18383 match the langhook definition.
18384 (ix86_preferred_reload_class): Avoid using C++ keywords as variable
18386 (ix86_preferred_output_reload_class): Likewise.
18387 (ix86_cannot_change_mode_class): Likewise.
18388 (ix86_memory_move_cost): Likewise.
18389 (ix86_rtx_costs): Cast the outer_code parameter to enum rtx_code to
18390 avoid excessive casting later on.
18391 (x86_output_mi_thunk): Avoid using C++ keywords as variable names.
18393 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
18395 * config/i386/sse.md (sse4_2_pcmpestr_cconly): Prefer pcmpestrm
18396 as flags setting insn.
18397 (sse4_2_pcmpistr_cconly): Prefer pcmpistrm as flags setting insn.
18399 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
18401 * config/i386/i386.md (UNSPEC_ROUNDP, UNSPEC_ROUNDS): Remove.
18402 (UNSPEC_ROUND): New.
18403 ("sse4_1_round<mode>2"): New insn pattern.
18404 ("rint<mode>2"): Expand using "sse4_1_round<mode>2" pattern for
18406 ("floor<mode>2"): Rename from floordf2 and floorsf2. Macroize
18407 expander using SSEMODEF mode macro. Expand using
18408 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
18409 ("ceil<mode>2"): Rename from ceildf2 and ceilsf2. Macroize
18410 expander using SSEMODEF mode macro. Expand using
18411 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
18412 ("btrunc<mode>2"): Rename from btruncdf2 and btruncsf2. Macroize
18413 expander using SSEMODEF mode macro. Expand using
18414 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
18415 * config/i386/sse.md ("sse4_1_roundpd", "sse4_1_roundps"): Use
18416 UNSPEC_ROUND instead of UNSPEC_ROUNDP.
18417 ("sse4_1_roundsd", "sse4_1_roundss"): Use UNSPEC_ROUND instead of
18420 2007-06-06 Jan Sjodin <jan.sjodin@amd.com>
18421 Sebastian Pop <sebpop@gmail.com>
18423 * lambda.h (build_linear_expr): New.
18424 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression):
18425 Use build_linear_expr, call fold and force_gimple_operand.
18426 (lambda_loopnest_to_gcc_loopnest): Check that there is
18427 something to insert.
18428 * testsuite/gcc.dg/tree-ssa/ltrans-6.c: New.
18430 2007-06-05 Joerg Wunsch <j.gnu@uriah.heep.sax.de>
18432 PR preprocessor/23479
18433 * doc/extend.texi: Document the 0b-prefixed binary integer
18434 constant extension.
18436 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
18438 PR tree-optimization/32215
18439 * tree-vectorizer.c (supportable_widening_operation): Return false
18440 for unsupported FIX_TRUNC_EXPR tree code.
18441 (supportable_narrowing_operation): Ditto for FLOAT_EXPR tree code.
18443 2007-06-06 Nathan Froyd <froydnj@codesourcery.com>
18445 * config/rs6000/rs6000.h (FIXED_SCRATCH): Use r0 as a scratch
18446 register on SPE targets. Change documentation to reflect
18448 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
18449 Change FIXED_SCRATCH to 14 and document why we're keeping r14
18450 out of the register allocation pool.
18451 (rs6000_reg_live_or_pic_offset_p): New function.
18452 (rs6000_emit_prologue): Move the actual saving of LR up to free
18453 r0 for holding r11. Split saving of SPE 64-bit registers into
18454 its own case. Ensure that offsets will always be in-range for
18455 'evstdd' by using r11 as a scratch register to point at the start
18456 of the SPE save area. Save r11 if necessary, as it is the static
18458 (rs6000_emit_epilogue): Split restoring of SPE 64-bit registers
18459 into its own case. Ensure that offsets will always be in-range
18460 for 'evldd' by using r11 as a scratch register to point at the
18461 start of the SPE save area. Also adjust r11 when restoring
18462 the stack pointer to compensate for pre-loading r11.
18464 2007-06-05 Thomas Neumann <tneumann@users.sourceforge.net>
18466 * cfg.c (init_flow): Use type safe memory macros.
18467 (alloc_block): Likewise.
18468 (unchecked_make_edge): Likewise.
18469 (dump_flow_info): Avoid using C++ keywords as variable names.
18470 (copy_original_table_clear): Cast according to the coding conventions.
18471 (copy_original_table_set): Likewise.
18472 * cfgexpand (label_rtx_for_bb): Likewise.
18473 (expand_gimple_basic_block): Likewise.
18474 * cfghooks.c (dump_bb): Likewise.
18475 (lv_adjust_loop_header_phi): Avoid using C++ keywords as
18477 (lv_add_condition_to_bb): Likewise.
18478 * cfglayout (relink_block_chain): Cast according to the coding
18480 (fixup_reorder_chain): Likewise.
18481 (fixup_fallthru_exit_predecessor): Likewise.
18482 * cfgloop.c (glb_enum_p): Likewise.
18483 (get_exit_description): Likewise.
18484 (dump_recorded_exit): Likewise.
18485 * cfgloop.h (enum loop_estimation): Move out of struct scope...
18486 (struct loop): ... from here.
18487 * cfgloopmanip.c (rpe_enum_p): Cast according to the coding
18489 * cfgrtl.c (rtl_create_basic_block): Likewise.
18490 (rtl_split_block): Likewise.
18491 (rtl_dump_bb): Likewise.
18492 (cfg_layout_split_block): Likewise.
18493 (init_rtl_bb_info): Use typesafe memory macros.
18495 * graphds.h (struct graph_edge): Renamed edge to graph_edge.
18496 * graphds.h: Updated all usages of edge to graph_edge.
18497 * graphds.c: Likewise.
18498 * cfgloopanal.c: Likewise.
18500 2007-06-05 Ian Lance Taylor <iant@google.com>
18502 * tree-vrp.c (compare_values_warnv): Check TREE_NO_WARNING on a
18503 PLUS_EXPR or MINUS_EXPR node before setting *strict_overflow_p.
18504 (extract_range_from_assert): Set TREE_NO_WARNING when creating an
18506 (test_for_singularity): Likewise.
18508 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
18510 * config/i386/constraints.md ("Y2"): Replaced by ...
18512 * config/i386/i386.md: Likewise.
18513 * config/i386/mmx.md: Likewise.
18514 * config/i386/sse.md: Likewise.
18516 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
18518 * config/i386/constraints.md ("z"): Replaced by ...
18520 * config/i386/sse.md (sse4_1_blendvpd): Likewise.
18521 (sse4_1_blendvps): Likewise.
18522 (sse4_1_pblendvb): Likewise.
18523 (sse4_2_pcmpestr): Likewise.
18524 (sse4_2_pcmpestrm): Likewise.
18525 (sse4_2_pcmpestr_cconly): Likewise.
18526 (sse4_2_pcmpistr): Likewise.
18527 (sse4_2_pcmpistrm): Likewise.
18528 (sse4_2_pcmpistr_cconly): Likewise.
18530 2007-06-05 Razya Ladelsky <razya@il.ibm.com>
18532 * matrix-reorg.c (transform_access_sites): Fix computation.
18533 (transform_allocation_sites): Same.
18535 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
18537 * config/i386/i386.c (override_options): Use
18538 TARGET_SUBTARGET32_ISA_DEFAULT to select default ix86_isa_flags.
18540 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
18542 * config/i386/predicates.md (reg_not_xmm0_operand): New predicate.
18543 (nonimm_not_xmm0_operand): Ditto.
18544 * config/i386/sse.md ("sse4_1_blendvpd"): Use "reg_not_xmm0_operand"
18545 as operand[0] and operand[1] predicate. Use "nonimm_not_xmm0_operand"
18546 as operand[2] predicate. Require "z" class XMM register for
18547 operand[3]. Adjust asm template.
18548 ("sse4_1_blendvpd"): Ditto.
18549 ("sse4_1_pblendvb"): Ditto.
18550 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Do not
18551 force op2 into xmm0 register for variable blend instructions.
18553 2007-06-04 Tom Tromey <tromey@redhat.com>
18555 * c-tree.h (start_enum): Update.
18556 (build_enumerator): Likewise.
18557 * c-decl.c (enum_next_value): Removed.
18558 (enum_overflow): Likewise.
18559 (start_enum): Add c_enum_contents argument. Don't use globals.
18560 (build_enumerator): Likewise.
18561 * c-tree.h (struct c_enum_contents): New struct.
18563 2007-06-04 Tom Tromey <tromey@redhat.com>
18565 * c-common.c (c_common_get_alias_set): Fix indentation.
18567 2007-06-04 Ian Lance Taylor <iant@google.com>
18569 * tree-vrp.c (adjust_range_with_scev): When loop is not expected
18570 to overflow, reduce overflow infinity to regular infinity.
18571 (vrp_var_may_overflow): New static function.
18572 (vrp_visit_phi_node): Check vrp_var_may_overflow.
18574 2007-06-04 Kazu Hirata <kazu@codesourcery.com>
18576 * stor-layout.c (layout_type): Remove duplicate code.
18578 2007-06-04 Uros Bizjak <ubizjak@gmail.com>
18581 * c-common.c (c_define_builtins): Call targetm.init_builtins ()
18582 before build_common_builtin_nodes ().
18584 2007-06-04 Steve Ellcey <sje@cup.hp.com>
18587 * cfgrtl.c (rtl_verify_flow_info): Skip notes when looking for barrier.
18589 2007-06-04 Jan Hubicka <jh@suse.cz>
18591 * tree-predcom.c (replace_ref_with, initialize_root_vars_lm,
18592 reassociate_to_the_same_stmt): Call build_gimple_modify_stmt
18593 instead of _stat version.
18595 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
18597 PR tree-optimization/32194
18598 * tree-predcom.c (determine_offset): Check that both references have
18601 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
18603 * cfgloopmanip.c (remove_path, loopify, duplicate_loop_to_header_edge):
18604 Change dom_bbs to vector. Add argument to iterate_fix_dominators call.
18605 * loop-unroll.c (unroll_loop_runtime_iterations): Ditto.
18606 * tree-cfg.c (tree_duplicate_sese_region): Change doms to vector.
18607 Add argument to iterate_fix_dominators call.
18608 (remove_edge_and_dominated_blocks): Pass vector to bbs_to_fix_dom.
18609 * gcse.c (hoist_code): Change domby to vector.
18610 * cfghooks.c (make_forwarder_block): Change doms_to_fix to vector.
18611 Add argument to iterate_fix_dominators call.
18612 * loop-doloop.c (doloop_modify): Changed recount_dominator to
18613 recompute_dominator.
18614 * lambda-code.c (perfect_nestify): Ditto.
18615 * cfgloopanal.c: Include graphds.h.
18616 (struct edge, struct vertex, struct graph, dump_graph, new_graph,
18617 add_edge, dfs, for_each_edge, free_graph): Moved to graphds.c.
18618 (mark_irreducible_loops): Use graphds_scc. Remove argument from
18620 * graphds.c: New file.
18621 * graphds.h: New file.
18622 * dominance.c: Include vecprim.h, pointer-set.h and graphds.h.
18623 (get_dominated_by, get_dominated_by_region): Change return type to
18625 (verify_dominators): Recompute all dominators and compare the results.
18626 (recount_dominator): Renamed to ...
18627 (recompute_dominator): ... this. Do not check that the block is
18628 dominated by entry.
18629 (iterate_fix_dominators): Reimplemented.
18630 (prune_bbs_to_update_dominators, root_of_dom_tree,
18631 determine_dominators_for_sons): New functions.
18632 * et-forest.c (et_root): New function.
18633 * et-forest.h (et_root): Declare.
18634 * Makefile.in (graphds.o): Add.
18635 (cfgloopanal.o): Add graphds.h dependency.
18636 (dominance.o): Add graphds.h, vecprim.h and pointer-set.h dependency.
18637 * basic-block.h (get_dominated_by, get_dominated_by_region,
18638 iterate_fix_dominators): Declaration changed.
18639 (recount_dominator): Renamed to ...
18640 (recompute_dominator): ... this.
18641 * tree-ssa-threadupdate.c (thread_block): Free dominance info.
18642 (thread_through_all_blocks): Do not free dominance info.
18644 2007-06-03 Andreas Schwab <schwab@suse.de>
18646 * config/m68k/m68k.c (override_options): Don't override
18648 * config/m68k/m68k-modes.def (SF, DF): Define to use
18649 motorola_single_format and motorola_double_format, resp.
18650 * real.c (motorola_single_format): Renamed from
18651 coldfire_single_format.
18652 (motorola_double_format): Renamed from coldfire_double_format.
18653 (encode_ieee_extended): Generate a proper canonical NaN image
18654 respecting canonical_nan_lsbs_set.
18655 (ieee_extended_motorola_format): Set canonical_nan_lsbs_set to
18657 * real.h: Adjust declarations.
18659 2007-06-03 Kaz Kojima <kkojima@gcc.gnu.org>
18662 * config/sh/sh.md (symGOT_load): Don't schedule insns when
18663 the symbol is generated with the stack protector.
18665 2007-06-03 Kazu Hirata <kazu@codesourcery.com>
18667 * config/m68k/m68k.c (m68k_attribute_table): Add "interrupt".
18668 (m68k_get_function_kind): Return m68k_fk_interrupt_handler on
18670 * doc/extend.texi (interrupt): Mention m68k.
18672 2007-06-02 Uros Bizjak <ubizjak@gmail.com>
18674 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Call
18675 safe_vector_operand() if input operand is VECTOR_MODE_P operand.
18676 (ix86_expand_sse_pcmpestr): Do not check operands for
18677 "register_operand", when insn operand predicate is "register_operand".
18678 (ix86_expand_sse_pcmpistr): Ditto.
18680 2007-06-02 H.J. Lu <hongjiu.lu@intel.com>
18681 Uros Bizjak <ubizjak@gmail.com>
18683 * config/i386/i386.h (enum reg_class) [SSE_FIRST_REG]: New.
18684 (SSE_CLASS_P): Use reg_class_subset_p between SSE_REGS.
18685 (REG_CLASS_NAMES): Add "FIRST_SSE_REG" string.
18686 (REG_CLASS_CONTENTS): Add members of FIRST_SSE_REG class.
18687 * config/i386/constraints.md ("z"): New register constraint
18688 for members of SSE_FIRST_REG class.
18689 * config/i386/i386-modes.def (CCA, CCC, CCO, CCS): New compare modes.
18690 * config/i386/i386.c (regclass_map): Change class of %xmm0 to
18691 SSE_FIRST_REG class.
18692 (put_condition_code) [EQ, NE]: Output suffixes for new compare modes.
18693 (ix86_cc_modes_compatible): Handle CCA, CCC, CCO and CCS modes.
18694 (IX86_BUILTIN_PCMPESTRI128): New for SSE4.2.
18695 (IX86_BUILTIN_PCMPESTRM128): Likewise.
18696 (IX86_BUILTIN_PCMPESTRA128): Likewise.
18697 (IX86_BUILTIN_PCMPESTRC128): Likewise.
18698 (IX86_BUILTIN_PCMPESTRO128): Likewise.
18699 (IX86_BUILTIN_PCMPESTRS128): Likewise.
18700 (IX86_BUILTIN_PCMPESTRZ128): Likewise.
18701 (IX86_BUILTIN_PCMPISTRI128): Likewise.
18702 (IX86_BUILTIN_PCMPISTRM128): Likewise.
18703 (IX86_BUILTIN_PCMPISTRA128): Likewise.
18704 (IX86_BUILTIN_PCMPISTRC128): Likewise.
18705 (IX86_BUILTIN_PCMPISTRO128): Likewise.
18706 (IX86_BUILTIN_PCMPISTRS128): Likewise.
18707 (IX86_BUILTIN_PCMPISTRZ128): Likewise.
18708 (struct builtin_description): Change "flag" field to unsigned.
18709 (bdesc_pcmpestr): New builtin description table.
18710 (bdesc_pcmpistr): Likewise.
18711 (ix86_init_mmx_sse_builtins): Define int_ftype_v16qi_int_v16qi_int_int,
18712 v16qi_ftype_v16qi_int_v16qi_int_int and int_ftype_v16qi_v16qi_int.
18713 Initialize pcmp[ei]str[im] insns for SSE4.2.
18714 (ix86_expand_sse_pcmpestr): New subroutine of ix86_expand_builtin.
18715 (ix86_expand_sse_pcmpistr): Likewise.
18716 (ix86_expand_builtin): Expand pcmp[ei]str[im] builtins for SSE4.2.
18717 * config/i386/i386.md (UNSPEC_PCMPESTR): New for SSE4.2.
18718 (UNSPEC_PCMPISTR): Likewise.
18719 * config/i386/sse.md (sse4_2_pcmpestr): New insn patern and splitter.
18720 (sse4_2_pcmpestri):New isns pattern.
18721 (sse4_2_pcmpestrm): Likewise.
18722 (sse4_2_pcmpestr_cconly): Likewise.
18723 (sse4_2_pcmpistr): New insn patern and splitter.
18724 (sse4_2_pcmpistri):New isns pattern.
18725 (sse4_2_pcmpistrm): Likewise.
18726 (sse4_2_pcmpistr_cconly): Likewise.
18727 * config/i386/smmintrin.h: Enable pcmp[ei]str[im] intrinsics
18730 2007-06-01 David Daney <ddaney@avtrex.com>
18732 * config/mips/mips.c (mips_output_mi_thunk): Only load gp if not
18733 LOADGP_ABSOLUTE and not binds_local_p.
18735 2007-06-01 Geoffrey Keating <geoffk@apple.com>
18737 * config/darwin.h (LINK_SPEC): Pass -fpie through to the linker.
18739 2007-06-01 Ian Lance Taylor <iant@google.com>
18741 * tree-vrp.c (compare_name_with_value): Always set
18742 used_strict_overflow if we get a result from the variable itself.
18744 2007-06-01 Ian Lance Taylor <iant@google.com>
18746 PR rtl-optimization/31455
18747 * lower-subreg.c (find_decomposable_subregs): Don't decompose
18748 subregs which have a cast between modes which are not tieable.
18750 2007-06-01 Uros Bizjak <ubizjak@gmail.com>
18752 * expr.c (force_operand) [DIV, MOD, UDIV, UMOD, ASHIFTRT]: Remove
18753 breaks after return statements.
18755 2007-06-01 Kaz Kojima <kkojima@gcc.gnu.org>
18757 * config/sh/sh.c (fpscr_set_from_mem): Call get_free_reg
18758 only after no_new_pseudos.
18760 2007-05-31 Eric Christopher <echristo@apple.com>
18762 * expr.c (convert_move): Assert that we don't have a BLKmode
18764 (store_expr): Handle BLKmode moves by calling emit_block_move.
18766 2007-05-31 Daniel Berlin <dberlin@dberlin.org>
18768 * c-typeck.c (build_indirect_ref): Include type in error message.
18769 (build_binary_op): Pass types to binary_op_error.
18770 * c-common.c (binary_op_error): Take two type arguments, print out
18772 * c-common.h (binary_op_error): Update prototype.
18774 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
18776 * config/i386/i386.c: Correct coments on -mno-sse4.
18778 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
18780 * config.gcc (i[34567]86-*-*): Add nmmintrin.h to extra_headers.
18781 (x86_64-*-*): Likewise.
18782 * config/i386/i386.c (OPTION_MASK_ISA_MMX_UNSET): New.
18783 (OPTION_MASK_ISA_3DNOW_UNSET): Likewise.
18784 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
18785 (OPTION_MASK_ISA_SSE2_UNSET): Likewise.
18786 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
18787 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
18788 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
18789 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
18790 (OPTION_MASK_ISA_SSE4): Likewise.
18791 (OPTION_MASK_ISA_SSE4_UNSET): Likewise.
18792 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
18793 (ix86_handle_option): Use OPTION_MASK_ISA_*_UNSET. Handle SSE4.2.
18794 (override_options): Support SSE4.2.
18795 (ix86_build_const_vector): Support SImode and DImode.
18796 (ix86_build_signbit_mask): Likewise.
18797 (ix86_expand_int_vcond): Support V2DImode.
18798 (IX86_BUILTIN_CRC32QI): New for SSE4.2.
18799 (IX86_BUILTIN_CRC32HI): Likewise.
18800 (IX86_BUILTIN_CRC32SI): Likewise.
18801 (IX86_BUILTIN_CRC32DI): Likewise.
18802 (IX86_BUILTIN_PCMPGTQ): Likewise.
18803 (bdesc_crc32): Likewise.
18804 (bdesc_sse_3arg): Likewise.
18805 (ix86_expand_crc32): Likewise.
18806 (ix86_init_mmx_sse_builtins): Support SSE4.2.
18807 (ix86_expand_builtin): Likewise.
18808 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
18809 __SSE4_2__ for -msse4.2.
18810 * config/i386/i386.md (UNSPEC_CRC32): New for SSE4.2.
18811 (CRC32MODE): Likewise.
18812 (crc32modesuffix): Likewise.
18813 (crc32modeconstraint): Likewise.
18814 (sse4_2_crc32<mode>): Likewise.
18815 (sse4_2_crc32di): Likewise.
18816 * config/i386/i386.opt (msse4.2): New for SSE4.2.
18818 * config/i386/nmmintrin.h: New. The dummy SSE4.2 intrinsic header file.
18819 * config/i386/smmintrin.h: Add SSE4.2 intrinsics.
18820 * config/i386/sse.md (sse4_2_gtv2di3): New pattern for SSE4.2.
18821 (vcond<mode>): Use SSEMODEI instead of SSEMODE124.
18822 (vcondu<mode>): Likewise.
18823 * doc/extend.texi: Document SSE4.2 built-in functions.
18824 * doc/invoke.texi: Document -msse4.2/-msse4.
18826 2007-05-31 Zdenek Dvorak <dvorakz@suse.cz>
18828 PR tree-optimization/32160
18829 * tree-predcom.c (predcom_tmp_var): New function. Mark created
18830 variable as gimple reg.
18831 (initialize_root_vars, initialize_root_vars_lm): Use predcom_tmp_var.
18833 2007-05-31 Kazu Hirata <kazu@codesourcery.com>
18835 * gcc.c (main): Don't consider linker options when issuing the
18836 warning about a linker input file not being used.
18838 2007-05-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18840 * tree-vrp.c (compare_names): Initialize sop.
18842 2007-05-30 Dirk Mueller <dmueller@suse.de>
18844 * cgraphunit.c (cgraph_analyze_function): Remove
18845 computation of inline parameters.
18847 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
18849 * config/i386/darwin.h (TARGET_SUBTARGET_DEFAULT): Undef before define.
18851 2007-05-30 Richard Sandiford <richard@codesourcery.com>
18853 * config.gcc (arm-wrs-vxworks): Remove dbxelf.h from tm_file.
18854 Add vx-common.h. Include vxworks.h between vx-common.h and
18856 * config/vx-common.h (DWARF2_UNWIND_INFO): Undefine before
18858 * config/vxworks.h (TARGET_ASM_CONSTRUCTOR): Likewise.
18859 (TARGET_ASM_DESTRUCTOR): Likewise.
18860 * config/arm/vxworks.h (TARGET_OS_CPP_BUILTINS): Check arm_arch_xscale
18861 instead of arm_is_xscale. Use VXWORKS_OS_CPP_BUILTINS.
18862 (OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
18863 (CC1_SPEC): Add -tstrongarm. Line up backslashes.
18864 (VXWORKS_ENDIAN_SPEC): Define.
18865 (ASM_SPEC): Add VXWORKS_ENDIAN_SPEC.
18866 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine to their
18867 VXWORKS_* equivalents.
18868 (LINK_SPEC): Likewise, but add VXWORKS_ENDIAN_SPEC.
18869 (ASM_FILE_START): Delete.
18870 (TARGET_VERSION): Reformat.
18871 (FPUTYPE_DEFAULT, FUNCTION_PROFILER): Define.
18872 (DEFAULT_STRUCTURE_SIZE_BOUNDARY): Define.
18873 * config/arm/t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Define.
18874 (FPBIT, DPBIT): Define.
18875 (fp-bit.c, dp-bit.c): New rules.
18876 (MULTILIB_OPTIONS): Add strongarm, -mrtp and -mrtp/-fPIC multilibs.
18877 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Define.
18878 * config/arm/arm-protos.h (arm_emit_call_insn): Declare.
18879 * config/arm/arm.h: Include vxworks-dummy.h.
18880 * config/arm/arm.c (arm_elf_asm_constructor, arm_elf_asm_destructor):
18881 Mark with ATTRIBUTE_UNUSED.
18882 (arm_override_options): Do not allow VxWorks RTP PIC to be used
18883 for Thumb. Force r9 to be the PIC register for VxWorks RTPs and
18884 make it incompatible with -msingle-pic-base.
18885 (arm_function_ok_for_sibcall): Return false for calls that might
18886 go through a VxWorks PIC PLT entry.
18887 (require_pic_register): New function, split out from...
18888 (legitimize_pic_address): ...here. Do not use GOTOFF accesses
18890 (arm_load_pic_register): Handle the VxWorks RTP initialization
18891 sequence. Use pic_reg as a shorthand for cfun->machine->pic_reg.
18892 (arm_emit_call_insn): New function.
18893 (arm_assemble_integer): Do not use GOTOFF accesses for VxWorks RTP.
18894 * config/arm/arm.md (UNSPEC_PIC_OFFSET): New unspec number.
18895 (pic_offset_arm): New pattern.
18896 (call, call_value): Use arm_emit_call_insn.
18897 (call_internal, call_value_internal): New expanders.
18898 * config/arm/lib1funcs.asm (__PLT__): Define to empty for
18899 VxWorks unless __PIC__.
18901 2007-05-30 Eric Christopher <echristo@gmail.com>
18903 * genrecog.c: Include regs.h in generated file.
18904 * genemit.c: Ditto. Fix up formatting.
18905 * config/mn10300/constraints.md: New.
18906 * config/mn10300/mn10300.md: Include.
18907 * config/mn10300/mn10300.c(mn10300_secondary_reload_class):
18908 Fix up for removed macro.
18909 * config/mn10300/predicates.md (call_address_operand): Ditto.
18910 * config/mn10300/mn10300.h (REG_CLASS_FROM_LETTER): Delete.
18911 (CONST_OK_FOR_I): Ditto.
18912 (CONST_OK_FOR_J): Ditto.
18913 (CONST_OK_FOR_K): Ditto.
18914 (CONST_OK_FOR_L): Ditto.
18915 (CONST_OK_FOR_M): Ditto.
18916 (CONST_OK_FOR_N): Ditto.
18917 (CONST_DOUBLE_OK_FOR_LETTER_P): Ditto.
18921 (EXTRA_CONSTRAINT): Ditto.
18923 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
18925 * config/i386/i386.h (MASK_64BIT, MASK_MMX, MASK_3DNOW*, MASK_SSE*):
18927 * config/i386/biarch.h (TARGET_64BIT_DEFAULT): Define to
18928 OPTION_MASK_ISA_64BIT.
18929 * config/i386/i386.c: Rename MASK_* macros to OPTION_MASK_ISA_*.
18931 2007-05-30 Richard Guenther <rguenther@suse.de>
18933 PR middle-end/32152
18934 * gimplify.c (gimplify_omp_atomic_pipeline): Use correct
18935 types for comparison.
18936 * fold-const.c (fold_comparison): Call maybe_canonicalize_comparison
18937 with original typed arguments.
18938 * config/i386/i386.c (ix86_gimplify_va_arg): Fix type mismatches.
18940 2007-05-30 Jakub Jelinek <jakub@redhat.com>
18942 PR tree-optimization/31769
18943 * except.c (duplicate_eh_regions): Clear prev_try if
18944 ERT_MUST_NOT_THROW region is inside of ERT_TRY region.
18946 2007-05-30 Zdenek Dvorak <dvorakz@suse.cz>
18948 * tree-scalar-evolution.c (scev_const_prop): Do not create labels.
18949 * tree-ssa-sink.c (statement_sink_location): Return basic block and
18950 bsi of the location where statements should be inserted.
18951 (sink_code_in_bb): Take bsi from statement_sink_location.
18952 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Use bsi_after_labels
18953 instead of bsi_start.
18954 * tree-profile.c (tree_gen_ic_func_profiler): Pass BSI_NEW_STMT to
18956 * tree-cfg.c (bsi_move_after): Pass BSI_NEW_STMT to bsi_insert_after.
18957 (bsi_move_before): Document inconsistency with bsi_move_after.
18958 (tree_redirect_edge_and_branch): Do not create labels if not necessary.
18960 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
18962 * config/i386/i386.h (TARGET_ABM): New define.
18963 (TARGET_POPCNT): Ditto.
18964 (TARGET_64BIT, TARGET_MMX, TARGET_3DNOW, TARGET_3DNOW_A, TARGET_SSE*):
18965 New temporary defines to redefine from OPTION_ISA_* defines.
18966 (MASK_64BIT, MASK_MMX, MASK_3DNOW, MASK_3DNOW_A, MASK_SSE*):
18967 New temporary defines to redefine from OPTION_MASK_ISA_* defines.
18968 (ix86_isa_flags): New extern int declaration.
18969 (TARGET_SUBTARGET_DEFAULT): New define.
18970 (TARGET_SUBTARGET_ISA_DEFAULT): Ditto.
18971 (TARGET_SUBTARGET32_DEFAULT): Ditto.
18972 (TARGET_SUBTARGET32_ISA_DEFAULT): Ditto.
18973 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
18974 * config/i386/unix.h: Undef TARGET_SUBTARGET_DEFAULT before define.
18975 * config/i386/darwin.h: Change TARGET_64BIT define to
18978 * config/i386/i386.opt (m3dnowa): Define as undocumented option
18979 using existing "ix86_isa_flags" varible.
18980 (m32, m64): Use existing "ix86_isa_flags" variable.
18981 (mmmx, m3dnow): Ditto.
18982 (msse, msse2, msse3, mssse3, msse4.1, msse4a): Ditto.
18983 (mabm): Define as non-negative option using "x86_abm" variable.
18984 (mpopcnt): Define as non-negative option using "x86_popcnt" variable.
18986 * config/i386/i386.c (ix86_arch_features) [X86_ARCH_CMOVE]:
18987 Rewrite feature test bitmap.
18988 (ix86_isa_flags): New initialized global int varible.
18989 (ix86_isa_flags_explicit): New static int variable.
18990 (ix86_handle_option): Set "ix86_isa_flags_explicit" when mmmx, m3dnow,
18991 msse, msse2, msse3, msse4.1 and msse4a option is processed. Change
18992 i86_isa_flags and ix86_isa_flags_explicit, not target_flags and
18993 target_flags_explicit.
18994 (override_options): Remove "target_enable" and "target_disable" fields
18995 from "struct ptt". Update processor_target_table accordingly. Remove
18996 PTA_PREFETCH_SSE from processor_alias_table entry if PTE_SSE is
18997 defined and rearrange PTA_* bits. Use "ix86_isa_flags" instead of
18998 "target_flags" and "ix86_isa_flags_explicit" instead of
18999 "target_flags_explicit" when masked with MASK_64BIT, MASK_MMX,
19000 MASK_3DNOW, MASK_3DNOW_A or MASK_SSE*. Set "x86_abm" to true when
19001 PTA_ABM is set in processor_alias_table flags entry. Set "x86_popcnt"
19002 to true when either of PTA_POPCNT or PTA_ABM is set in
19003 processor_alias_table flags entry. Set "x86_prefetch_sse" to true
19004 when either of PTA_PREFETCH_SSE or PTA_SSE is set in
19005 processor_alias_table flags entry. Remove handling of
19006 "target_enable" and "target_disable" fields of processor_target_table.
19007 Mask "target_flags" with TARGET_SUBTARGET32_DEFAULT for 32-bit
19008 targets or with TARGET_SUBTARGET64_DEFAULT for 64-bit targets.
19009 Mask "ix86_isa_flags" with TARGET_SUBTARGET32_ISA_DEFAULT for 32-bit
19010 targets or with TARGET_SUBTARGET64_ISA_DEFAULT for 64-bit targets.
19011 (def_builtin): Mask "mask" variable with "ix86_isa_flags", not
19013 (TARGET_DEFAULT_TARGET_FLAGS): Do not include TARGET_64BIT_DEFAULT.
19015 2007-05-29 David Daney <ddaney@avtrex.com>
19018 * config/mips/mips.c (mips_output_mi_thunk): Emit
19019 NOTE_INSN_PROLOGUE_END at beginning of the thunk.
19021 2007-05-29 Hui-May Chang <hm.chang@apple.com>
19022 * config/i386/i386.c (ix86_function_regparm): Added checking of
19023 ix86_force_align_arg_pointer to determine the number of
19024 register parameters.
19026 2007-05-29 Zdenek Dvorak <dvorakz@suse.cz>
19028 * tree-vectorizer.h (DR_MISALIGNMENT): Cast aux to integer.
19029 (SET_DR_MISALIGNMENT): New.
19030 * tree-vect-analyze.c (vect_compute_data_ref_alignment,
19031 vect_update_misalignment_for_peel, vect_enhance_data_refs_alignment):
19032 Use SET_DR_MISALIGNMENT.
19033 * tree-predcom.c (split_data_refs_to_components): Cast dr->aux from
19035 * tree-data-ref.c (create_data_ref, compute_all_dependences,
19036 find_loop_nest): Export.
19037 * tree-data-ref.h (struct data_reference): Change aux field to pointer.
19038 (create_data_ref, compute_all_dependences, find_loop_nest): Declare.
19039 * tree-ssa-loop-prefetch.c: Include tree-data-ref.h.
19040 (L1_CACHE_SIZE_BYTES, L2_CACHE_SIZE_BYTES, NONTEMPORAL_FRACTION):
19042 (struct mem_ref): Add field reuse_distance.
19043 (find_or_create_group, record_ref): Use XNEW instead of xcalloc.
19044 Initialize reuse_distance field.
19045 (issue_prefetch_ref): Select temporality of prefetch according to
19047 (volume_of_references, volume_of_dist_vector, add_subscript_strides,
19048 self_reuse_distance, determine_loop_nest_reuse): New functions.
19049 (loop_prefetch_arrays): Call determine_loop_nest_reuse.
19050 (tree_ssa_prefetch_arrays): Dump L2 cache size.
19051 * Makefile.in (tree-ssa-loop-prefetch.o): Add TREE_DATA_REF_H
19054 2007-05-29 Daniel Berlin <dberlin@dberlin.org>
19056 * tree-ssa-alias.c: Add aliasing overview.
19058 2007-05-29 Zuxy Meng <zuxy.meng@gmail.com>
19059 Danny Smith <dannysmith@users.sourceforge.net>
19062 * config/i386/t-crtfm: Compile crtfastmath.o with
19063 -minline-all-stringops.
19064 * config/i386/cygwin.h (ENDFILE_SPECS): Add crtfastmath.o.
19065 * config/i386/mingw32.h (ENDFILE_SPECS): Add crtfastmath.o.
19067 2007-05-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
19069 * doc/md.texi: Document constraints on HP PA-RISC.
19071 * pa/constraints.md: New file.
19072 * pa.md: Include constraints.md.
19073 * pa.c (cint_ok_for_move): Avoid using CONST_OK_FOR_LETTER_P.
19074 (integer_store_memory_operand, ldil_cint_p): New functions.
19075 * pa-protos.h (integer_store_memory_operand, ldil_cint_p): Declare.
19076 * pa.h (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
19077 IS_RELOADING_PSEUDO_P, EXTRA_CONSTRAINT): Remove.
19078 * pa32-regs.h (REG_CLASS_FROM_LETTER): Remove.
19079 * pa64-regs.h (REG_CLASS_FROM_LETTER): Remove.
19081 2007-05-28 Andrew Pinski <Andrew_pinski@playstation.sony.com>
19084 * c-typeck.c (build_unary_op <case PREINCREMENT_EXPR,
19085 case POSTINCREMENT_EXPR, case PREDECREMENT_EXPR,
19086 case POSTDECREMENT_EXPR>): Return the error_mark_node
19087 if either the real or imaginary parts would an
19090 2007-05-28 Daniel Berlin <dberlin@dberlin.org>
19092 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Release LHS SSA
19093 name when we remove it from a call.
19095 2007-05-28 Kazu Hirata <kazu@codesourcery.com>
19097 * targhooks.c (default_narrow_bitfield): Remove.
19098 * targhooks.h: Remove the prototype for
19099 default_narrow_bitfield.
19101 * langhooks-def.h: Remove the prototype for
19102 hook_get_alias_set_0.
19103 * langhooks.c (hook_get_alias_set_0): Remove.
19105 * global.c (EXECUTE_IF_CONFLICT): Remove.
19107 2007-05-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
19110 * fold-const.c (tree_expr_nonnegative_warnv_p): Don't
19111 return true when truth_value_p is true and the type
19114 2007-05-28 Gerald Pfeifer <gerald@pfeifer.com>
19116 * doc/install.texi (Prerequisites): We no longer require Autoconf
19117 2.13 for the top-level.
19119 2007-05-28 Uros Bizjak <ubizjak@gmail.com>
19121 * target/i386/i386.c (ix86_expand_vector_move): Expand unaligned
19122 memory access via x86_expand_vector_move_misalign() only for
19123 TImode values on 32-bit targets.
19125 2007-05-28 Razya Ladelsky <razya@il.ibm.com>
19127 * matrix-reorg.c: New file. Implement matrix flattening and
19128 transposing optimization.
19129 * tree-pass.h: Add matrix reorg pass.
19130 * common.opt: Add fipa-mreorg flag.
19131 * Makefile.in: Add matrix-reorg.c.
19132 * passes.c: Add matrix reorg pass.
19133 * varpool.c (add_new_static_var): New function.
19134 * cgraph.h (add_new_static_var): Declare.
19136 2007-05-27 Eric Christopher <echristo@apple.com>
19138 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update
19139 sp_offset depending on stack size. Save r12 depending
19140 on registers we're saving later.
19141 (rs6000_emit_epilogue): Update sp_offset depending only
19144 2007-05-27 Zdenek Dvorak <dvorakz@suse.cz>
19146 * tree-vrp.c (execute_vrp): Do not check whether current_loops == NULL.
19147 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
19148 * ifcvt.c (if_convert): Ditto.
19149 * tree-ssa-threadupdate.c (thread_block): Ditto.
19150 (thread_through_all_blocks): Ditto. Assert that loops were analysed.
19151 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa,
19152 verify_loop_closed_ssa): Check number_of_loops instead of
19154 * predict.c (tree_estimate_probability): Ditto.
19155 * tree-if-conv.c (main_tree_if_conversion): Ditto.
19156 * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
19157 * modulo-sched.c (sms_schedule): Ditto.
19158 * tree-scalar-evolution.c (scev_const_prop): Ditto.
19159 (scev_finalize): Do not do anything if scev analysis was not
19161 * cfgloopanal.c (mark_irreducible_loops): Do not check whether
19162 current_loops == NULL.
19163 (mark_loop_exit_edges): Check number_of_loops instead of current_loops.
19164 * loop-init.c (loop_optimizer_init): Do not free current_loops when
19165 there are no loops.
19166 (loop_optimizer_finalize): Assert that loops were analyzed.
19167 (rtl_move_loop_invariants, rtl_unswitch, rtl_unroll_and_peel_loops,
19168 rtl_doloop): Check number_of_loops instead of current_loops.
19169 * tree-ssa-loop.c (tree_loop_optimizer_init): Do not check whether
19170 current_loops == NULL.
19171 (tree_ssa_loop_init, tree_ssa_loop_im, tree_ssa_loop_unswitch,
19172 gate_tree_vectorize tree_linear_transform, check_data_deps,
19173 tree_ssa_loop_ivcanon, tree_ssa_empty_loop, tree_ssa_loop_bounds,
19174 tree_complete_unroll, tree_ssa_loop_prefetch, tree_ssa_loop_ivopts):
19175 Check number_of_loops instead of current_loops.
19176 (tree_ssa_loop_done): Do not check whether current_loops == NULL.
19177 * tree-ssa-pre.c (fini_pre): Do not take do_fre argument. Always
19178 free loops if available.
19179 (execute_pre): Do not pass do_fre to fini_pre.
19181 2007-05-27 Tobias Burnus <burnus@net-b.de>
19183 PR middle-end/32083
19184 * real.c (mpfr_from_real): Fix sign of -Inf.
19186 2007-05-27 H.J. Lu <hongjiu.lu@intel.com>
19188 * tree-vect-transform.c (vectorizable_conversion): Initialize
19189 tree_code variables to ERROR_MARK.
19190 (vectorizable_type_demotion): Likewise.
19191 (vectorizable_type_promotion): Likewise.
19193 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
19196 * config/i386/i386.md (movti): Handle push operands via
19197 ix86_expand_push().
19199 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
19201 * basic-block.h: Remove the prototype for merge_seq_blocks.
19202 * cfgcleanup.c (merge_seq_blocks): Remove.
19204 * tree-flow.h: Remove the prototype for is_aliased_with.
19205 * tree-ssa-alias.c (is_aliased_with): Remove.
19207 2007-05-26 H.J. Lu <hongjiu.lu@intel.com>
19209 * config/i386/i386-protos.h (ix86_expand_sse4_unpack): New.
19211 * config/i386/i386.c (ix86_expand_sse4_unpack): New.
19213 * config/i386/sse.md (vec_unpacku_hi_v16qi): Call
19214 ix86_expand_sse4_unpack if SSE4.1 is enabled.
19215 (vec_unpacks_hi_v16qi): Likewise.
19216 (vec_unpacku_lo_v16qi): Likewise.
19217 (vec_unpacks_lo_v16qi): Likewise.
19218 (vec_unpacku_hi_v8hi): Likewise.
19219 (vec_unpacks_hi_v8hi): Likewise.
19220 (vec_unpacku_lo_v8hi): Likewise.
19221 (vec_unpacks_lo_v8hi): Likewise.
19222 (vec_unpacku_hi_v4si): Likewise.
19223 (vec_unpacks_hi_v4si): Likewise.
19224 (vec_unpacku_lo_v4si): Likewise.
19225 (vec_unpacks_lo_v4si): Likewise.
19227 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
19229 * c-typeck.c, config/arm/arm.c, config/darwin.c,
19230 config/sh/symbian.c, gcc.c, ipa-cp.c, ipa-inline.c, loop-iv.c,
19231 omega.c, tree-ssa-loop-niter.c, treestruct.def: Fix typos and
19232 follow spelling conventions in various
19233 warning/error/diagnostic messages.
19235 * config/i386/i386.c, config/pa/pa.c, config/spu/spu.c,
19236 df-problems.c, df-scan.c, domwalk.c, ebitmap.c, ebitmap.h,
19237 fold-const.c, gcc.c, ipa-type-escape.c, omega.c, omega.h,
19238 tree-ssa-coalesce.c, tree-ssa-live.c, tree-ssa-structalias.c,
19239 tree-vrp.c: Fix comment typos. Follow spelling conventions.
19240 * doc/tm.texi: Follow spelling conventions.
19242 2007-05-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
19245 * tree-ssa-forwprop.c
19246 (forward_propagate_addr_into_variable_array_index): Remove
19247 the lhs argument. Use the type of def_rhs instead of lhs.
19248 (forward_propagate_addr_expr_1): Update use of
19249 forward_propagate_addr_into_variable_array_index.
19251 2007-05-25 Sandra Loosemore <sandra@codesourcery.com>
19252 Nigel Stephens <nigel@mips.com>
19254 * config/mips/mips.c (mips_attribute_table): Add "near" and "far"
19255 function attributes, "far" being an alias for "long_call".
19256 (TARGET_COMP_TYPE_ATTRIBUTES): Define as mips_comp_type_attributes.
19257 (mips_near_type_p, mips_far_type_p): New.
19258 (mips_comp_type_attributes): New function to check that attributes
19259 attached to a function type are compatible.
19260 (mips_output_mi_thunk): Test SYMBOL_REF_LONG_CALL_P() rather than
19261 TARGET_LONG_CALLS when deciding whether we can do a direct sibcall
19262 to the target function of the thunk.
19263 (mips_encode_section_info): Check for "near" and "far" function
19264 attributes, and always set the SYMBOL_FLAG_LONG_CALL bit explicitly.
19266 * config/mips/predicates.md (const_call_insn_operand): Test only
19267 SYMBOL_REF_LONG_CALL_P() and not TARGET_LONG_CALLS.
19269 * doc/extend.texi (Function Attributes): Document MIPS "near" and
19272 * testsuite/gcc.target/mips/near-far-1.c: New test case.
19273 * testsuite/gcc.target/mips/near-far-2.c: New test case.
19274 * testsuite/gcc.target/mips/near-far-3.c: New test case.
19275 * testsuite/gcc.target/mips/near-far-4.c: New test case.
19277 2007-05-25 Eric Christopher <echristo@apple.com>
19279 * config.gcc: Add i386/t-fprules-softfp64 and soft-fp/t-softfp
19280 to x86-darwin configurations.
19281 * config/i386/t-darwin: Add softfp support.
19282 * config/i386/t-darwin64: Ditto.
19283 * config/i386/sfp-machine.h: If mach then don't use
19284 aliasing, emit a stub to call.
19286 2007-05-25 Kazu Hirata <kazu@codesourcery.com>
19288 * cfglayout.c, cgraphunit.c, config/avr/avr.c, fold-const.c,
19289 haifa-sched.c, optabs.h, tree-affine.c, tree-data-ref.c,
19290 tree-predcom.c, tree-ssa-alias-warnings.c,
19291 tree-ssa-forwprop.c, tree-vect-analyze.c, tree-vrp.c: Fix
19292 comment typos. Follow spelling conventions.
19293 * doc/cpp.texi, doc/invoke.texi: Fix typos.
19295 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
19298 * target/i386/i386.c (ix86_expand_vector_move): Force SUBREGs of
19299 constants into memory. Expand unaligned memory references for
19300 SSE modes via x86_expand_vector_move_misalign() function.
19302 2007-05-25 Uros Bizjak <ubizjak@gmail.com>
19304 * config/i386/sse.md (*vec_extractv2di_1_sse2): Do not calculate
19305 "memory" attribute for "sseishft" type insn without operands[2].
19307 2007-05-25 Dirk Mueller <dmueller@suse.de>
19308 Marcus Meissner <meissner@suse.de>
19310 * doc/extend.texi (alloc_size): New attribute.
19311 * c-common.c (handle_alloc_size_attribute): New.
19312 * tree-object-size.c (alloc_object_size): Use alloc_size
19313 attribute, if available.
19315 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
19317 * config/i386/i386.c (__builtin_ia32_vec_ext_v2df): Mark it
19319 (__builtin_ia32_vec_ext_v2di): Likewise.
19320 (__builtin_ia32_vec_ext_v4si): Likewise.
19321 (__builtin_ia32_vec_ext_v8hi): Likewise.
19322 (__builtin_ia32_vec_ext_v16qi): Likewise.
19323 (__builtin_ia32_vec_set_v8hi): Likewise.
19325 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
19327 * config/i386/sse.md (*vec_extractv2di_1_sse2): Correct shift.
19329 2007-05-25 Richard Sandiford <richard@codesourcery.com>
19331 * config/arm/arm-protos.h (arm_encode_call_attribute): Delete.
19332 (arm_is_longcall_p): Rename to...
19333 (arm_is_long_call_p): ...this. Take a single tree argument and
19335 * config/arm/arm.h (CALL_SHORT, CALL_LONG, CALL_NORMAL): Delete.
19336 (CUMULATIVE_ARGS): Remove call_cookie.
19337 (SHORT_CALL_FLAG_CHAR, LONG_CALL_FLAG_CHAR, ENCODED_SHORT_CALL_ATTR_P)
19338 (ENCODED_LONG_CALL_ATTR_P): Delete.
19339 (ARM_NAME_ENCODING_LENGTHS): Remove SHORT_CALL_FLAG_CHAR and
19340 LONG_CALL_FLAG_CHAR cases.
19341 (ARM_DECLARE_FUNCTION_SIZE): Delete.
19342 * config/arm/elf.h (ASM_DECLARE_FUNCTION_SIZE): Don't use
19343 ARM_DECLARE_FUNCTION_SIZE.
19344 * config/arm/arm.c (arm_init_cumulative_args): Don't set call_cookie.
19345 (arm_function_arg): Return const0_rtx for VOIDmode arguments.
19346 (arm_encode_call_attribute, current_file_function_operand): Delete.
19347 (arm_function_in_section_p): New function.
19348 (arm_is_longcall_p): Rename to...
19349 (arm_is_long_call_p): ...this. Take the target function as a single
19350 argument and return a bool. Do not rely on call cookies. Check
19351 whether the target symbol is in the same section as the current
19352 function, not just the same compilation unit.
19353 (arm_function_ok_for_sibcall): Use arm_is_long_call_p.
19354 (arm_encode_section_info): Don't encode a call type.
19355 * config/arm/arm.md (call, call_value): Update calls to
19356 arm_is_long(_)call_p. Simplify logic.
19357 (*call_symbol, *call_value_symbol, *call_insn, *call_value_insn):
19358 Update calls to arm_is_long(_)call_p.
19360 2007-05-25 Richard Guenther <rguenther@suse.de>
19362 PR tree-optimization/31982
19363 * tree-ssa-forwprop.c
19364 (forward_propagate_addr_into_variable_array_index): Handle arrays
19365 with element size one.
19367 2007-05-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
19369 * config/spu/spu.md (smulsi3_highpart): Unshare the rtl chain.
19370 (umulsi3_highpart): Likewise.
19372 2007-05-24 Ian Lance Taylor <iant@google.com>
19374 PR rtl-optimization/32069
19375 * regclass.c (regclass): Don't crash if the entry in regno_reg_rtx
19378 2007-05-24 Ollie Wild <aaw@google.com>
19380 * doc/cpp.texi (Common Predefined Macros): Add __COUNTER__
19383 2007-05-24 Richard Sandiford <rsandifo@nildram.co.uk>
19385 * postreload-gcse.c (reg_changed_after_insn_p): New function.
19386 (oprs_unchanged_p): Use it to check all registers in a REG.
19387 (record_opr_changes): Look for clobbers in CALL_INSN_FUNCTION_USAGE.
19388 (reg_set_between_after_reload_p): Delete.
19389 (reg_used_between_after_reload_p): Likewise.
19390 (reg_set_or_used_since_bb_start): Likewise.
19391 (eliminate_partially_redundant_load): Use reg_changed_after_insn_p
19392 and reg_used_between_p instead of reg_set_or_used_since_bb_start.
19393 Use reg_set_between_p instead of reg_set_between_after_reload_p.
19394 * rtlanal.c (reg_set_p): Check whether REG overlaps
19395 regs_invalidated_by_call, rather than just checking the
19396 membership of REGNO (REG).
19398 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
19400 * doc/passes.texi: Document predictive commoning.
19401 * doc/invoke.texi (-fpredictive-commoning): Document.
19402 * opts.c (decode_options): Enable flag_predictive_commoning on -O3.
19403 * tree-ssa-loop-im.c (get_lsm_tmp_name): Export. Allow
19404 adding indices to the generated name.
19405 (schedule_sm): Pass 0 to get_lsm_tmp_name.
19406 * tree-ssa-loop-niter.c (stmt_dominates_stmt_p): Export.
19407 * tree-pretty-print.c (op_symbol_1): Renamed to ...
19408 (op_symbol_code): ... and exported.
19409 (dump_omp_clause, op_symbol): Use op_symbol_code
19410 instead of op_symbol_1.
19411 * tree-pass.h (pass_predcom): Declare.
19412 * timevar.def (TV_PREDCOM): New timevar.
19413 * tree-ssa-loop.c (run_tree_predictive_commoning,
19414 gate_tree_predictive_commoning, pass_predcom): New.
19415 * tree-data-ref.c (find_data_references_in_loop): Find the
19416 references in dominance order.
19417 (canonicalize_base_object_address): Ensure that the result has
19419 (dr_analyze_innermost): Export.
19420 (create_data_ref): Code to fail for references with invariant
19422 (find_data_references_in_stmt): ... here.
19423 * tree-data-ref.h (dr_analyze_innermost): Declare.
19424 * tree-affine.c: Include tree-gimple.h and hashtab.h.
19425 (aff_combination_find_elt, name_expansion_hash,
19426 name_expansion_eq, tree_to_aff_combination_expand,
19427 double_int_constant_multiple_p, aff_combination_constant_multiple_p):
19429 * tree-affine.h (aff_combination_constant_multiple_p,
19430 tree_to_aff_combination_expand): Declare.
19431 * tree-predcom.c: New file.
19432 * common.opt (fpredictive-commoning): New option.
19433 * tree-flow.h (op_symbol_code, tree_predictive_commoning,
19434 stmt_dominates_stmt_p, get_lsm_tmp_name): Declare.
19435 * Makefile.in (tree-predcom.o): Add.
19436 (tree-affine.o): Add TREE_GIMPLE_H dependency.
19437 * passes.c (init_optimization_passes): Add dceloop after
19438 copy propagation in loop optimizer. Add predictive commoning
19439 to loop optimizer passes.
19441 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
19443 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Correct
19446 2007-05-24 Jan Hubicka <jh@suse.cz>
19448 * gengenrtl.c (gendecl, gendef): Output the gens annotated for
19450 (genheader): Include statistics.h.
19452 * doc/invoke.texi (-fdump-unnumbered): Update docs when line number
19454 * print-rtl.c (flag_dump_unnumbered): Update comments.
19455 (print_rtl): Fix my previous change.
19456 * emit-rtl.c (emit_note_before, emit_note_after): Clear out note
19459 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
19461 PR middle-end/32018
19462 * tree-ssa-threadupdate.c (thread_through_loop_header): Use
19464 (thread_through_all_blocks): Call initialize_original_copy_tables
19465 and free_original_copy_tables.
19466 * cfgloopmanip.c (duplicate_loop, duplicate_loop_to_header_edge):
19468 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
19469 * cfghooks.c (duplicate_block): Use get_loop_copy.
19470 * cfg.c: Include cfgloop.h.
19471 (loop_copy): New hash table.
19472 (initialize_original_copy_tables): Initialize loop_copy table.
19473 (free_original_copy_tables): Free loop_copy table.
19474 (copy_original_table_clear, copy_original_table_set,
19475 set_loop_copy, get_loop_copy): New functions.
19476 (set_bb_original, set_bb_copy): Use copy_original_table_set.
19477 * cfgloop.h (struct loop): Remove copy field.
19478 * Makefile.in (cfg.o): Add CFGLOOP_H dependency.
19479 * basic-block.h (set_loop_copy, get_loop_copy): Declare.
19481 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
19483 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 for
19484 -msse/-msse2/-msse3.
19486 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
19488 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Mark
19489 __builtin_ia32_vec_set_v2di with MASK_64BIT.
19491 2007-05-24 Danny Smith <dannysmith@users.sourceforge.net>
19494 * doc/tm.texi (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Document.
19495 * targhooks.h (default_mangle_decl_assembler_name): Declare
19497 * targhooks.c (default_mangle_decl_assembler_name): Define
19499 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) New. Set to
19501 * target.h (struct gcc_target): Add mangle_decl_assembler_name field.
19502 * langhooks.c (lhd_set_decl_assembler_name): Call
19503 targetm.mangle_decl_assembler_name for names with global scope.
19505 * config/i386/cygming.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) Override
19507 (ASM_OUTPUT_DEF_FROM_DECLS): Simplify to use DECL_ASSEMBLER_NAME.
19508 * config/i386/i386-protos.h (i386_pe_mangle_decl_assembler_name):
19510 * config/i386/winnt.c (i386_pe_maybe_mangle_decl_assembler_name):
19511 New. Factored out of i386_pe_encode_section_info.
19512 (gen_stdcall_or_fastcall_suffix): Get name identifier as argument.
19513 Move check for prior decoration of stdcall
19514 symbols to i386_pe_encode_section_info.
19515 (i386_pe_encode_section_info): Adjust call to
19516 gen_stdcall_or_fastcall_suffix. Use
19517 i386_pe_maybe_mangle_decl_assembler_name, if needed.
19518 (i386_pe_mangle_decl_assembler_name): New. Wrap
19519 i386_pe_maybe_mangle_decl_assembler_name.
19521 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
19523 * c-common.c (c_common_signed_or_unsigned_type): Delay the check for
19524 INTEGRAL_TYPE_P and TYPE_UNSIGNED.
19525 * langhooks.c (get_signed_or_unsigned_type): Don't check for
19526 INTEGRAL_TYPE_P or TYPE_UNSIGNED.
19527 (lhd_signed_or_unsigned_type): Check for INTEGRAL_TYPE_P and
19530 2007-05-23 Sandra Loosemore <sandra@codesourcery.com>
19531 Nigel Stephens <nigel@mips.com>
19532 Richard Sandiford <richard@codesourcery.com>
19534 Fix up MIPS16 hard float and add support for complex.
19536 * config/mips/mips.h (TARGET_HARD_FLOAT_ABI): New.
19537 (TARGET_SOFT_FLOAT_ABI): New.
19538 (TARGET_CPU_CPP_BUILTINS): Define __mips_hard_float and
19539 __mips_soft_float to reflect the ABI in use, not whether the
19540 FPU is directly accessible (e.g., in MIPS16 mode).
19541 (UNITS_PER_HWFPVALUE): Use TARGET_SOFT_FLOAT_ABI.
19542 (UNITS_PER_FPVALUE): Likewise.
19544 * config/mips/mips.c (mips_expand_call): Remove redundant
19545 TARGET_MIPS16 check.
19546 (mips_arg_regno): New.
19547 (function_arg_advance): When setting bits in cum->fp_code for
19548 MIPS16, don't subtract 1 from cum->arg_number, since it is now
19550 (function_arg): Use mips_arg_regno.
19551 (mips_return_mode_in_fpr_p): New.
19552 (mips16_call_stub_mode_suffix): New.
19553 (mips16_cfun_returns_in_fpr_p): New.
19554 (mips_save_reg_p): Use mips16_cfun_returns_in_fpr_p.
19555 (mips_output_function_prologue): Test mips16_hard_float, not
19556 !TARGET_SOFT_FLOAT, to decide when a function stub is required.
19557 (mips_expand_epilogue): Call MIPS16 helper routines to copy
19558 return value into a floating-point register.
19559 (mips_can_use_return_insn): Use mips16_cfun_returns_in_fpr_p.
19560 (mips_function_value): Rewrite to use mips_return_mode_in_fpr_p.
19561 (mips16_fp_args): Handle MIPS32r2 ISA which supports
19562 TARGET_FLOAT64, and use mfhc1/mthc1 to copy the most significant
19563 word of double arguments from or to the high bits of 64-bit
19564 floating point registers.
19565 (build_mips16_function_stub): Fill in DECL_RESULT for stubdecl.
19566 (mips16_fpret_double): New helper function.
19567 (build_mips16_call_stub): Use mips16_return_mode_in_fpr_p. Add
19568 support for complex modes. Fill in DECL_RESULT for stubdecl.
19569 (mips_init_libfuncs): Remove redundant TARGET_MIPS16 check.
19571 * config/mips/mips16.S
19572 (RET, ARG1, ARG2): New.
19573 (MERGE_GPRf, MERGE_GPRt): New.
19574 (DELAYt, DELAYf): New.
19575 (MOVE_SF_BYTE0, MOVE_SI_BYTE0): New.
19576 (MOVE_SF_BYTE4, MOVE_SF_BYTE8): New.
19577 (MOVE_DF_BYTE0, MOVE_DF_BYTE8): New.
19578 (MOVE_SF_RET, MOVE_SC_RET, MOVE_DF_RET, MOVE_DC_RET, MOVE_SI_RET): New.
19579 (SFOP): Renamed to...
19580 (OPSF3): This, and macro-ified. Updated all uses.
19581 (SFOP2): Renamed to...
19582 (OPSF2): This, and macro-ified. Updated all uses.
19583 (SFCMP): Renamed to...
19584 (CMPSF): This, and macro-ified. Updated all uses.
19585 (SFREVCMP): Renamed to...
19586 (REVCMPSF): This, and macro-ified. Updated all uses.
19587 (__mips16_floatsisf, __mips16_fix_truncsfsi): Macro-ified.
19588 (LDDBL1, LDDBL2, RETDBL): Deleted.
19589 (DFOP): Renamed to...
19590 (OPDF3): This, and macro-ified. Updated all uses.
19591 (DFOP2): Renamed to...
19592 (OPDF2): This, and macro-ified. Updated all uses.
19593 (__mips16_extendsfdf2, __mips16_truncdfsf2): Macro-ified.
19594 (DFCMP): Renamed to...
19595 (CMPDF): This, and macro-ified. Updated all uses.
19596 (DFREVCMP): Renamed to...
19597 (REVCMPDF): This, and macro-ified. Updated all uses.
19598 (__mips16_floatsidf, __mips16_fix_truncdfsi): Macro-ified.
19599 (RET_FUNCTION): New.
19600 (__mips16_ret_sf, __mips16_ret_df): Macro-ified.
19601 (__mips16_ret_sc, __mips16_ret_dc): New.
19602 (STUB_ARGS_0, STUB_ARGS_1, STUB_ARGS_5, STUB_ARGS_9, STUB_ARGS_2,
19603 STUB_ARGS_6, STUB_ARGS_10): New.
19604 (CALL_STUB_NO_RET): New.
19605 (__mips16_call_stub_1): Macro-ified.
19606 (__mips16_call_stub_5): Macro-ified.
19607 (__mips16_call_stub_2): Macro-ified.
19608 (__mips16_call_stub_6): Macro-ified.
19609 (__mips16_call_stub_9): Macro-ified.
19610 (__mips16_call_stub_10): Macro-ified.
19611 (CALL_STUB_RET): New.
19612 (__mips16_call_stub_sf_0): Macro-ified.
19613 (__mips16_call_stub_sf_1): Macro-ified.
19614 (__mips16_call_stub_sf_5): Macro-ified.
19615 (__mips16_call_stub_sf_2): Macro-ified.
19616 (__mips16_call_stub_sf_6): Macro-ified.
19617 (__mips16_call_stub_sf_9): Macro-ified.
19618 (__mips16_call_stub_sf_10): Macro-ified.
19619 (__mips16_call_stub_df_0): Macro-ified.
19620 (__mips16_call_stub_df_1): Macro-ified.
19621 (__mips16_call_stub_df_5): Macro-ified.
19622 (__mips16_call_stub_df_2): Macro-ified.
19623 (__mips16_call_stub_df_6): Macro-ified.
19624 (__mips16_call_stub_df_9): Macro-ified.
19625 (__mips16_call_stub_df_10): Macro-ified.
19626 (__mips16_call_stub_sc_0): New.
19627 (__mips16_call_stub_sc_1): New.
19628 (__mips16_call_stub_sc_5): New.
19629 (__mips16_call_stub_sc_2): New.
19630 (__mips16_call_stub_sc_6): New.
19631 (__mips16_call_stub_sc_9): New.
19632 (__mips16_call_stub_sc_10): New.
19633 (__mips16_call_stub_dc_0): New.
19634 (__mips16_call_stub_dc_1): New.
19635 (__mips16_call_stub_dc_5): New.
19636 (__mips16_call_stub_dc_2): New.
19637 (__mips16_call_stub_dc_6): New.
19638 (__mips16_call_stub_dc_9): New.
19639 (__mips16_call_stub_dc_10): New.
19641 * config/mips/t-elf (LIB1ASMFUNCS): Add MIPS16 floating-point stubs.
19642 * config/mips/t-isa3264 (LIB1ASMFUNCS): Likewise.
19643 * config/mips/t-r2900 (LIB1ASMFUNCS): Likewise.
19645 2007-05-23 Ian Lance Taylor <iant@google.com>
19647 * doc/invoke.texi (Invoking GCC): Document that the order of the
19650 2007-05-23 Chen Liqin <liqin@sunnorth.com.cn>
19653 * config/score/misc.md (bitclr_c, bitset_c, bittgl_c): Remove.
19654 * config/score/predicate.md (const_pow2, const_npow2): Remove.
19655 * config/score/score.h (ASM_OUTPUT_EXTERNAL): Add ASM_OUTPUT_EXTERNAL
19659 * config/score/score.c (score_print_operand): Make sure that only
19660 lower bits are used.
19662 2007-05-22 Ian Lance Taylor <iant@google.com>
19664 * tree-vrp.c (avoid_overflow_infinity): New static function,
19665 broken out of set_value_range_to_value.
19666 (set_value_range_to_value): Call avoid_overflow_infinity.
19667 (extract_range_from_assert): Likewise.
19669 2007-05-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
19671 PR middle-end/31095
19672 * builtins.c (expand_builtin_memmove_args): Strip nops that don't
19673 change the type before looking for a COMPOUND_EXPR.
19675 2007-05-22 Ian Lance Taylor <iant@google.com>
19677 * lower-subreg.c (decompose_multiword_subregs): If we change an
19678 insn, call remove_retval_note on it.
19680 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
19682 * regs.h (end_hard_regno): New function.
19683 (END_HARD_REGNO, END_REGNO): New macros.
19684 (add_to_hard_reg_set): New function.
19685 (remove_from_hard_reg_set): Likewise.
19686 (in_hard_reg_set_p): Likewise.
19687 (overlaps_hard_reg_set_p): Likewise.
19688 * bt-load.c (find_btr_reference): Use overlaps_hard_reg_set_p.
19689 (note_btr_set): Use END_HARD_REGNO.
19690 * caller-save.c (setup_save_areas): Use end_hard_regno.
19691 (mark_set_regs): Use END_HARD_REGNO.
19692 (add_stored_regs): Use end_hard_regno.
19693 (mark_referenced_regs): Use add_to_hard_reg_set.
19694 * combine.c (update_table_tick): Use END_REGNO.
19695 (record_value_for_reg): Likewise.
19696 (record_dead_and_set_regs): Likewise.
19697 (get_last_value_validate): Likewise.
19698 (use_crosses_set_p): Likewise.
19699 (reg_dead_at_p_1): Likewise.
19700 (reg_dead_at_p): Likewise.
19701 (mark_used_regs_combine): Use add_to_hard_reg_set.
19702 (move_deaths): Use END_HARD_REGNO.
19703 (reg_bitfield_target_p): Use end_hard_regno.
19704 (distribute_notes): Use END_HARD_REGNO.
19705 * cse.c (mention_regs): Use END_REGNO.
19706 (insert): Use add_to_hard_reg_set.
19707 (invalidate): Use END_HARD_REGNO.
19708 (invalidate_for_call): Likewise.
19709 (exp_equiv_p): Use END_REGNO.
19710 (cse_insn): Likewise.
19711 * cselib.c (cselib_invalidate_regno): Use end_hard_regno.
19712 * df-problems.c (df_urec_mark_reg_change): Use END_HARD_REGNO.
19713 * df-scan.c (df_ref_record): Use END_HARD_REGNO.
19714 * function.c (keep_stack_depressed): Use end_hard_regno.
19715 * global.c (global_alloc): Use end_hard_regno.
19716 (global_conflicts): Use add_to_hard_reg_set instead of
19718 (find_reg): Likewise.
19719 (mark_reg_store): Likewise.
19720 (mark_reg_conflicts): Likewise.
19721 (mark_reg_death): Use remove_from_hard_reg_set.
19722 (mark_reg_live_nc): Delete.
19723 (set_preference): Use end_hard_regno.
19724 * local-alloc.c (mark_life): Use add_to_hard_reg_set and
19725 remove_from_hard_reg_set.
19726 (post_mark_life): Use add_to_hard_reg_set.
19727 * mode-switching.c (reg_dies): Use remove_from_hard_reg_set.
19728 (reg_becomes_live): Use add_to_hard_reg_set.
19729 * recog.c (reg_fits_class_p): Use in_hard_reg_set_p.
19730 (peep2_find_free_register): Use add_to_hard_reg_set.
19731 * reg-stack.c (convert_regs_exit): Use END_HARD_REGNO.
19732 * regclass.c (record_reg_classes): Use in_hard_reg_set_p.
19733 * regrename.c (note_sets): Use add_to_hard_reg_set.
19734 (clear_dead_regs): Use remove_from_hard_reg_set.
19735 (regrename_optimize): Use add_to_hard_reg_set.
19736 (find_oldest_value_reg): Use in_hard_reg_set_p.
19737 * reload.c (push_reload): Use in_hard_reg_set_p and end_hard_regno.
19738 (hard_reg_set_here_p): Use end_hard_regno.
19739 (decompose): Likewise.
19740 (reg_overlap_mentioned_for_reload_p): Use END_HARD_REGNO.
19741 (find_equiv_reg): Use in_hard_reg_set_p and end_hard_regno.
19742 * reload1.c (compute_use_by_pseudos): Use add_to_hard_reg_set.
19743 (mark_home_live): Use end_hard_regno.
19744 (spill_hard_reg): Likewise.
19745 (clear_reload_reg_in_use): Likewise.
19746 * reorg.c (delete_prior_computation): Use END_REGNO.
19747 * resource.c (update_live_status): Use END_HARD_REGNO.
19748 (mark_referenced_resources): Use add_to_hard_reg_set.
19749 (mark_set_resources): Likewise.
19750 (mark_target_live_regs): Likewise. Use remove_from_hard_reg_set.
19751 * rtlanal.c (refers_to_regno_p): Use END_REGNO.
19752 (reg_overlap_mentioned_p): Likewise.
19753 (dead_or_set_p): Likewise. Use an exclusive upper loop bound.
19754 (covers_regno_no_parallel_p): Use END_REGNO.
19755 (find_regno_note): Likewise.
19756 (find_reg_fusage): Use END_HARD_REGNO.
19757 * stmt.c (decl_overlaps_hard_reg_set_p): Use overlaps_hard_reg_set_p.
19758 * var-tracking.c (emit_note_insn_var_location): Use end_hard_regno.
19760 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
19762 * mode-switching.c (reg_dies): Change type of second argument to
19764 (optimize_mode_switching): Update accordingly.
19766 2007-05-22 Richard Sandiford <richard@codesourcery.com>
19768 * hard-reg-set.h (GO_IF_HARD_REG_SUBSET, GO_IF_HARD_REG_EQUAL): Delete
19770 (hard_reg_subset_p, hard_reg_sets_equal_p, hard_reg_sets_intersect_p)
19771 (hard_reg_set_empty_p): ...these new functions.
19772 * bt-load.c (choose_btr): Use hard_reg_subset_p instead of
19773 GO_IF_HARD_REG_SUBSET.
19774 * cfgcleanup.c (old_insns_match_p): Use hard_reg_sets_equal_p
19775 instead of GO_IF_HARD_REG_EQUAL.
19776 * df-problems.c (df_urec_local_compute): Use hard_reg_set_empty_p
19777 instead of GO_IF_HARD_REG_EQUAL.
19778 * global.c (find_reg): Use hard_reg_set_empty_p instead of
19779 GO_IF_HARD_REG_SUBSET.
19780 (modify_reg_pav): Use hard_reg_set_empty_p instead of
19781 GO_IF_HARD_REG_EQUAL.
19782 * local-alloc.c (find_free_reg): Use hard_reg_subset_p instead
19783 of GO_IF_HARD_REG_SUBSET.
19784 * reg-stack.c (change_stack, convert_regs_1): Use hard_reg_sets_equal_p
19785 instead of GO_IF_HARD_REG_EQUAL.
19786 * regclass.c (init_reg_sets_1, reg_scan_mark_refs): Use
19787 hard_reg_subset_p instead of GO_IF_HARD_REG_SUBSET.
19788 (reg_classes_intersect_p): Use hard_reg_sets_intersect_p instead
19789 of GO_IF_HARD_REG_SUBSET,
19790 * reload1.c (finish_spills): Use hard_reg_subset_p instead of
19791 GO_IF_HARD_REG_SUBSET.
19792 * struct-equiv.c (death_notes_match_p): Use hard_reg_sets_equal_p
19793 instead of GO_IF_HARD_REG_EQUAL.
19794 * config/sh/sh.c (push_regs, calc_live_regs): Use
19795 hard_reg_sets_intersect_p instead of hard_regs_intersect_p.
19796 (hard_regs_intersect_p): Delete.
19798 2007-05-22 Janis Johnson <janis187@us.ibm.com>
19800 * doc/sourcebuild.texi (Test Directives) Add dg-message.
19802 2007-05-22 H.J. Lu <hongjiu.lu@intel.com>
19803 Richard Henderson <rth@redhat.com>
19805 * config.gcc (i[34567]86-*-*): Add smmintrin.h to
19807 (x86_64-*-*): Likewise.
19809 * config/i386/i386-modes.def (V2QI): New.
19811 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 and
19813 (override_options): Support SSE4.1.
19814 (IX86_BUILTIN_BLENDPD): New for SSE4.1.
19815 (IX86_BUILTIN_BLENDPS): Likewise.
19816 (IX86_BUILTIN_BLENDVPD): Likewise.
19817 (IX86_BUILTIN_BLENDVPS): Likewise.
19818 (IX86_BUILTIN_PBLENDVB128): Likewise.
19819 (IX86_BUILTIN_PBLENDW128): Likewise.
19820 (IX86_BUILTIN_DPPD): Likewise.
19821 (IX86_BUILTIN_DPPS): Likewise.
19822 (IX86_BUILTIN_INSERTPS128): Likewise.
19823 (IX86_BUILTIN_MOVNTDQA): Likewise.
19824 (IX86_BUILTIN_MPSADBW128): Likewise.
19825 (IX86_BUILTIN_PACKUSDW128): Likewise.
19826 (IX86_BUILTIN_PCMPEQQ): Likewise.
19827 (IX86_BUILTIN_PHMINPOSUW128): Likewise.
19828 (IX86_BUILTIN_PMAXSB128): Likewise.
19829 (IX86_BUILTIN_PMAXSD128): Likewise.
19830 (IX86_BUILTIN_PMAXUD128): Likewise.
19831 (IX86_BUILTIN_PMAXUW128): Likewise.
19832 (IX86_BUILTIN_PMINSB128): Likewise.
19833 (IX86_BUILTIN_PMINSD128): Likewise.
19834 (IX86_BUILTIN_PMINUD128): Likewise.
19835 (IX86_BUILTIN_PMINUW128): Likewise.
19836 (IX86_BUILTIN_PMOVSXBW128): Likewise.
19837 (IX86_BUILTIN_PMOVSXBD128): Likewise.
19838 (IX86_BUILTIN_PMOVSXBQ128): Likewise.
19839 (IX86_BUILTIN_PMOVSXWD128): Likewise.
19840 (IX86_BUILTIN_PMOVSXWQ128): Likewise.
19841 (IX86_BUILTIN_PMOVSXDQ128): Likewise.
19842 (IX86_BUILTIN_PMOVZXBW128): Likewise.
19843 (IX86_BUILTIN_PMOVZXBD128): Likewise.
19844 (IX86_BUILTIN_PMOVZXBQ128): Likewise.
19845 (IX86_BUILTIN_PMOVZXWD128): Likewise.
19846 (IX86_BUILTIN_PMOVZXWQ128): Likewise.
19847 (IX86_BUILTIN_PMOVZXDQ128): Likewise.
19848 (IX86_BUILTIN_PMULDQ128): Likewise.
19849 (IX86_BUILTIN_PMULLD128): Likewise.
19850 (IX86_BUILTIN_ROUNDPD): Likewise.
19851 (IX86_BUILTIN_ROUNDPS): Likewise.
19852 (IX86_BUILTIN_ROUNDSD): Likewise.
19853 (IX86_BUILTIN_ROUNDSS): Likewise.
19854 (IX86_BUILTIN_PTESTZ): Likewise.
19855 (IX86_BUILTIN_PTESTC): Likewise.
19856 (IX86_BUILTIN_PTESTNZC): Likewise.
19857 (IX86_BUILTIN_VEC_EXT_V16QI): Likewise.
19858 (IX86_BUILTIN_VEC_SET_V2DI): Likewise.
19859 (IX86_BUILTIN_VEC_SET_V4SF): Likewise.
19860 (IX86_BUILTIN_VEC_SET_V4SI): Likewise.
19861 (IX86_BUILTIN_VEC_SET_V16QI): Likewise.
19862 (bdesc_ptest): New.
19863 (bdesc_sse_3arg): Likewise.
19864 (bdesc_2arg): Likewise.
19865 (bdesc_1arg): Likewise.
19866 (ix86_init_mmx_sse_builtins): Support SSE4.1. Handle SSE builtins
19868 (ix86_expand_sse_4_operands_builtin): New.
19869 (ix86_expand_unop_builtin): Support 2 arg builtins with a constant
19870 smaller than 8 bits as the 2nd arg.
19871 (ix86_expand_sse_ptest): New.
19872 (ix86_expand_builtin): Support SSE4.1. Support 3 arg SSE builtins.
19873 (ix86_expand_vector_set): Support SSE4.1.
19874 (ix86_expand_vector_extract): Likewise.
19876 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
19877 __SSE4_1__ for -msse4.1.
19879 * config/i386/i386.md (UNSPEC_BLENDV): New for SSE4.1.
19880 (UNSPEC_INSERTPS): Likewise.
19881 (UNSPEC_DP): Likewise.
19882 (UNSPEC_MOVNTDQA): Likewise.
19883 (UNSPEC_MPSADBW): Likewise.
19884 (UNSPEC_PHMINPOSUW): Likewise.
19885 (UNSPEC_PTEST): Likewise.
19886 (UNSPEC_ROUNDP): Likewise.
19887 (UNSPEC_ROUNDS): Likewise.
19889 * config/i386/i386.opt (msse4.1): New for SSE4.1.
19891 * config/i386/predicates.md (const_pow2_1_to_2_operand): New.
19892 (const_pow2_1_to_32768_operand): Likewise.
19894 * config/i386/smmintrin.h: New. The SSE4.1 intrinsic header
19897 * config/i386/sse.md (*vec_setv4sf_sse4_1): New pattern for
19899 (sse4_1_insertps): Likewise.
19900 (*sse4_1_extractps): Likewise.
19901 (sse4_1_ptest): Likewise.
19902 (sse4_1_mulv2siv2di3): Likewise.
19903 (*sse4_1_mulv4si3): Likewise.
19904 (*sse4_1_smax<mode>3): Likewise.
19905 (*sse4_1_umax<mode>3): Likewise.
19906 (*sse4_1_smin<mode>3): Likewise.
19907 (*sse4_1_umin<mode>3): Likewise.
19908 (sse4_1_eqv2di3): Likewise.
19909 (*sse4_1_pinsrb): Likewise.
19910 (*sse4_1_pinsrd): Likewise.
19911 (*sse4_1_pinsrq): Likewise.
19912 (*sse4_1_pextrb): Likewise.
19913 (*sse4_1_pextrb_memory): Likewise.
19914 (*sse4_1_pextrw_memory): Likewise.
19915 (*sse4_1_pextrq): Likewise.
19916 (sse4_1_blendpd): Likewise.
19917 (sse4_1_blendps): Likewise.
19918 (sse4_1_blendvpd): Likewise.
19919 (sse4_1_blendvps): Likewise.
19920 (sse4_1_dppd): Likewise.
19921 (sse4_1_dpps): Likewise.
19922 (sse4_1_movntdqa): Likewise.
19923 (sse4_1_mpsadbw): Likewise.
19924 (sse4_1_packusdw): Likewise.
19925 (sse4_1_pblendvb): Likewise.
19926 (sse4_1_pblendw): Likewise.
19927 (sse4_1_phminposuw): Likewise.
19928 (sse4_1_extendv8qiv8hi2): Likewise.
19929 (*sse4_1_extendv8qiv8hi2): Likewise.
19930 (sse4_1_extendv4qiv4si2): Likewise.
19931 (*sse4_1_extendv4qiv4si2): Likewise.
19932 (sse4_1_extendv2qiv2di2): Likewise.
19933 (*sse4_1_extendv2qiv2di2): Likewise.
19934 (sse4_1_extendv4hiv4si2): Likewise.
19935 (*sse4_1_extendv4hiv4si2): Likewise.
19936 (sse4_1_extendv2hiv2di2): Likewise.
19937 (*sse4_1_extendv2hiv2di2): Likewise.
19938 (sse4_1_extendv2siv2di2): Likewise.
19939 (*sse4_1_extendv2siv2di2): Likewise.
19940 (sse4_1_zero_extendv8qiv8hi2): Likewise.
19941 (*sse4_1_zero_extendv8qiv8hi2): Likewise.
19942 (sse4_1_zero_extendv4qiv4si2): Likewise.
19943 (*sse4_1_zero_extendv4qiv4si2): Likewise.
19944 (sse4_1_zero_extendv2qiv2di2): Likewise.
19945 (*sse4_1_zero_extendv2qiv2di2): Likewise.
19946 (sse4_1_zero_extendv4hiv4si2): Likewise.
19947 (*sse4_1_zero_extendv4hiv4si2): Likewise.
19948 (sse4_1_zero_extendv2hiv2di2): Likewise.
19949 (*sse4_1_zero_extendv2hiv2di2): Likewise.
19950 (sse4_1_zero_extendv2siv2di2): Likewise.
19951 (*sse4_1_zero_extendv2siv2di2): Likewise.
19952 (sse4_1_roundpd): Likewise.
19953 (sse4_1_roundps): Likewise.
19954 (sse4_1_roundsd): Likewise.
19955 (sse4_1_roundss): Likewise.
19956 (mulv4si3): Don't expand for SSE4.1.
19957 (smax<mode>3): Likewise.
19958 (umaxv4si3): Likewise.
19959 (uminv16qi3): Likewise.
19960 (umin<mode>3): Likewise.
19961 (umaxv8hi3): Rewrite. Only enabled for SSE4.1.
19963 * doc/extend.texi: Document SSE4.1 built-in functions.
19965 * doc/invoke.texi: Document -msse4.1.
19967 2007-05-22 Nathan Sidwell <nathan@codesourcery.com>
19969 * config/m68k/linux.h (ASM_SPEC): Add asm_pcrel_spec.
19970 * config/m68k/m68k-none.h (ASM_SPEC): Don't override here.
19971 * config/m68k/m68k.h (ASM_PCREL_SPEC): New.
19972 (ASM_SPEC): Add asm_pcrel_spec.
19973 (EXTRA_SPECS): Add asm_pcrel_spec.
19975 2007-05-21 David Daney <ddaney@avtrex.com>
19977 * doc/install.texi (Building a cross compiler): Add requirements
19978 for Java cross compiler.
19980 2007-05-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
19982 PR middle-end/31995
19983 * tree-chrec.c (evolution_function_is_affine_multivariate_p):
19984 Add loopno argument. Use evolution_function_is_invariant_rec_p
19985 instead of evolution_function_is_constant_p.
19986 Update calls to evolution_function_is_affine_multivariate_p.
19987 * tree-chrec.h (evolution_function_is_affine_multivariate_p):
19988 Add loopno argument.
19989 * tree-scalar-evolution.c (gather_chrec_stats): Call
19990 evolution_function_is_affine_multivariate_p with a loop
19992 * tree-data-ref.c (analyze_miv_subscript): Likewise.
19993 (analyze_overlapping_iterations): Likewise.
19994 (access_functions_are_affine_or_constant_p): Likewise.
19995 (build_classic_dist_vector_1): If the access functions
19996 are equal, don't do anything.
19998 2007-05-21 Paolo Bonzini <bonzini@gnu.org>
19999 Paolo Carlini <pcarlini@suse.de>
20000 Uros Bizjak <ubizjak@gmail.com>
20002 * c-cppbuiltin.c (c_cpp_builtins): Define
20003 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_1, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_2,
20004 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_4, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_8,
20005 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_16, if appropriate.
20006 * doc/cpp.texi ([Standard Predefined Macros]): Document.
20008 2007-05-21 Mike Stump <mrs@apple.com>
20010 * config/darwin.h (LINK_COMMAND_SPEC): Add .cxx/.cp for dsymutil
20012 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
20014 2007-05-21 Uros Bizjak <ubizjak@gmail.com>
20016 * config/i386/tmmintrin.h (_mm_alignr_epi8): Provide macro
20017 implementation if __OPTIMIZE__ is not defined.
20018 (_mm_alignr_pi8): Ditto.
20019 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
20020 (_mm_inserti_si64): Ditto.
20021 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
20022 (_mm_slli_epi16): Ditto.
20023 (_mm_slli_epi32): Ditto.
20024 (_mm_slli_epi64): Ditto.
20025 (_mm_srai_epi16): Ditto.
20026 (_mm_srai_epi32): Ditto.
20027 (_mm_srli_si128): Ditto.
20028 (_mm_slli_si128): Ditto.
20029 (_mm_srli_epi16): Ditto.
20030 (_mm_srli_epi32): Ditto.
20031 (_mm_srli_epi64): Ditto.
20032 (_mm_extract_epi16): Ditto.
20033 (_mm_insert_epi16): Ditto.
20034 (_mm_shufflehi_epi16): Ditto.
20035 (_mm_shufflelo_epi16): Ditto.
20036 (_mm_shuffle_epi32): Ditto.
20037 * config/i386/xmmintrin.h (_mm_extract_pi16): Ditto.
20038 (_m_pextrw): Ditto.
20039 (_mm_insert_pi16): Ditto.
20040 (_m_pinsrw): Ditto.
20041 (_mm_shuffle_pi16): Ditto.
20042 (_m_pshufw): Ditto.
20043 (_mm_shufle_ps): Ditto.
20044 (_mm_prefetch): Ditto.
20046 2007-05-21 Andreas Krebbel <krebbel1@de.ibm.com>
20048 * defaults.h (IBM_FLOAT_FORMAT): Macro definition removed.
20049 * doc/tm.texi (IBM_FLOAT_FORMAT): Documentation entry removed.
20050 * real.c (encode_i370_single, decode_i370_single,
20051 encode_i370_double, decode_i370_double): Functions removed.
20052 (i370_single_format, i370_double_format): Initializations removed.
20053 (real_maxval, round_for_format, exact_real_truncate, significand_size):
20054 Consider the log2_b field to always be one.
20055 (ieee_single_format, mips_single_format, coldfire_single_format,
20056 ieee_double_format, mips_double_format, coldfire_double_format,
20057 ieee_extended_motorola_format, ieee_extended_intel_96_format,
20058 ieee_extended_intel_128_format, ieee_extended_intel_96_round_53_format,
20059 ibm_extended_format, mips_extended_format, ieee_quad_format,
20060 mips_quad_format, vax_f_format, vax_d_format, vax_g_format,
20061 decimal_single_format, decimal_double_format, decimal_quad_format,
20062 c4x_single_format, c4x_extended_format, real_internal_format): Remove
20063 initialization of log2_b.
20064 * real.h (i370_single_format, i370_double_format): Declarations
20066 * c-cppbuiltin.c (builtin_define_float_constants): Consider the log2_b
20067 field to always be one.
20069 2007-05-21 Andreas Schwab <schwab@suse.de>
20071 * config/ia64/ia64.c (emit_predicate_relation_info): Fix use of
20072 NOTE_INSN_BASIC_BLOCK_P.
20073 (process_for_unwind_directive): Likewise.
20075 2007-05-21 Nathan Sidwell <nathan@codesourcery.com>
20077 * builtins.c (expand_builtin_setjmp_setup): Update comment.
20078 * function.h (struct function): Move va_list_gpr_size,
20079 va_list_fpr_size, function_frequency to front of bitfields. Add
20081 (current_function_calls_unwind_init): New.
20082 * except.c (expand_builtin_unwind_init): Set
20083 current_function_calls_unwind_init not
20084 current_function_has_nonlocal_label.
20085 * reload1.c (has_nonexceptional_receiver): New.
20086 (reload): Use it and current_function_calls_unwind_init to
20087 determine whether call-saved regs must be saved.
20089 2007-05-20 Jan Hubicka <jh@suse.cz>
20091 * gengtype.c (adjust_field_rtx_def): Use NOTE_KIND instead of
20092 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
20093 * ddg.c (create_ddg): LIkewise.
20094 * final.c (final): Remove hunk moving line number notes around since
20095 they are no longer present at this stage.
20096 (final_scan_insn): Use NOTE_KIND instead of
20097 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
20098 (output_asm_label): Likewise.
20099 * reorg.c (dbr_schedule): Likewise.
20100 * haifa-sched.c (unlink_other_notes): Likewise.
20101 * mode-switching.c (optimize_mode_switching): Likewise.
20102 * graph.c (start_bb): Likewise.
20103 * rtl.def (NOTE): Update description.
20104 * jump.c (squeeze_notes): Delete.
20105 (mark_jump_label): Use NOTE_KIND instead of NOTE_LINE_NUMBER; use
20106 NOTE_INSN_BASIC_BLOCK_P when possible.
20107 * ifcvt.c (dead_or_predicable): Remove call of squeeze_notes.
20108 * dwarf2out.c (gen_label_die): Use NOTE_KIND instead of
20109 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
20110 (dwarf2out_var_location): Likewise.
20111 * cfgbuild.c (make_edges): Likewise.
20112 (find_basic_blocks_1): Likewise.
20113 * function.c (reorder_blocks_1): Likewise.
20114 (epilogue_done): Likewise.
20115 (reposition_prologue_and_epilogue_notes): Likewise.
20116 * print-rtl.c (print_rtx): Likewise; drop code for printing
20118 (print_rtl): Likewise.
20119 (print_rtl_single): Likewise.
20120 * gcse.c (insert_insn_start_bb): Likewise.
20121 * alias.c (init_alias_analysis): Likewise.
20122 * calls.c (fixup_tail_calls): Likewise.
20123 * except.c (sjlj_emit_function_enter): Likewise.
20124 * emit-rtl.c (add_insn_after): Likeiwse.
20125 (emit_label_before): Likewise.
20126 (emit_label_after): Likewise.
20127 (emit_note_before, emit_note_after, emit_note): Update
20128 parameter to be enum insn_note; do not deal with source
20130 * cfgcleanup.c (merge_blocks_move_predecessor_nojumps):
20131 Use NOTE_KIND instead of NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P
20133 (merge_blocks_move_successor_nojumps): Simplify now when
20134 we don't have BLOCK notes.
20135 (try_optimize_cfg): Likewise.
20136 * cfglayout.c (skip_insns_after_block): Likewise.
20137 (record_effective_endpoints): Likewise.
20138 (duplicate_insn_chain): Likewise.
20139 * varasm.c (output_constant_pool_1): Likewise.
20140 * sched-deps.c (sched_analyze): Likewise.
20141 * rtl.c (NOTE_INSN_MAX_isnt_negative_adjust_NOTE_INSN_BIAS):
20143 (note_insn_name): Simplify now when NOTE_INSN_BIAS is gone.
20144 * rtl.h (NOTE_SOURCE_LOCATION, NOTE_EXPANDED_LOCATION): Exterminate.
20145 (SET_INSN_DELETED): Simplify.
20146 (NOTE_LINE_NUMBER): Exterminate.
20147 (NOTE_LINE_KIND): New.
20148 (NOTE_INSN_BASIC_BLOCK_P): Update.
20149 (enum insn_note): Simplify.
20150 (GET_NOTE_INSN_NAME) Simplify.
20151 (emit_note_before, emit_note_after, emit_note): Update prototype.
20152 (squeeze_notes): Remove.
20153 * sched-int.h (NOTE_NOT_BB_P): Update.
20154 * resource.c (mark_target_live_regs): Update.
20155 * sched-rgn.c (debug_dependencies): Update.
20156 * sched-vis.c (print_insn): Update.
20157 * config/alpha/alpha.c (alpha_handle_trap_shadows): Update.
20158 * config/i386/i386.c (ix86_output_function_epilogue): Update.
20159 * config/sh/sh.c (sh_adjust_unroll_max): Function dead since gcc 4.0.0.
20160 (TARGET_ADJUST_UNROLL_MAX): Likewise.
20161 (split_branches): Update.
20162 (sh_optimize_target_register_callee_saved): Remove hunk dead since gcc
20164 (sh_adjust_unroll_max): Exterminate.
20165 * config/c4x/c4x.c (c4x_reorg): Use SET_INSN_DELETED.
20166 * config/m68hc11/m68hc11.c (m68hc11_check_z_replacement): Likewise.
20167 (m68hc11_reorg): Likewise.
20168 * config/ia64/ia64.c (emit_insn_group_barriers): Update.
20169 (emit_predicate_relation_info): Update.
20170 (process_for_unwind_directive): Update.
20171 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update.
20172 (output_call): Update.
20173 * config/pa/pa.c (output_lbranch): Update.
20174 (output_millicode_call): Update.
20175 (output_call): Update.
20176 (pa_combine_instructions): Update.
20177 * config/mips/mips.c (mips16_gp_pseudo_reg): Update.
20178 * config/bfin/bfin.c (gen_one_bundle): Update.
20179 * cfgrtl.c (can_delete_note_p): Update.
20180 (delete_insn): Update.
20181 (rtl_merge_blocks): Update.
20182 (commit_one_edge_insertion): Update.
20183 (rtl_verify_flow_info): Update.
20184 * stmt.c (expand_case): Do not call squeeze_notes.
20186 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20193 * c.opt (Wtype-limits): New.
20194 * doc/invoke.texi (Wtype-limits): Document it.
20195 (Wextra): Enabled by -Wextra.
20196 * c-opts.c (c_common_post_options): Enabled by -Wextra.
20197 * c-common.c (shorten_compare): Warn with Wtype-limits.
20199 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
20201 * config/i386/tmmintrin.h (_mm_alignr_epi32): Implement as always
20202 inlined function, not as a macro.
20203 (_mm_alignr_pi8): Ditto.
20204 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
20205 (_mm_inserti_si64): Ditto.
20206 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
20207 (_mm_extract_epi16): Ditto.
20208 (_mm_insert_epi16): Ditto.
20209 (_mm_shufflehi_epi16): Ditto.
20210 (_mm_shufflelo_epi16): Ditto.
20211 (_mm_shuffle_epi32): Ditto.
20212 * config/i386/xmmintrin.h (_mm_set_ss): Use 0.0f for float constant.
20213 * config/386/mm3dnow.h: Add __attribute__((__always_inline__)) to
20215 (_m_from_float): Add __extension__ to conversion. Use 0.0f for
20217 (_m_to_float): Use C89 compatible assignment.
20219 2007-05-20 Martin Michlmayr <tbm@cyrius.com>
20222 * config/arm/lib1funcs.asm: Define __ARM_ARCH__ on v2/v3 machines.
20224 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20227 * doc/invoke.texi (Wreturn-type): Complete description.
20228 (Wextra): Delete item about return-type warning.
20229 * c-decl.c: Delete redundant Wextra warning.
20231 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
20234 * config/i386/pmmintrin.h: Do not include xmmintrin.h
20235 * config/i386/xmmintrin.h (_mm_extract_pi16): Implement as always
20236 inlined function, not as a macro.
20237 (_mm_prefetch): Ditto.
20238 (_m_pextrw): Ditto.
20239 (_mm_insert_pi16): Ditto.
20240 (_m_pinsrw): Ditto.
20241 (_mm_shuffle_pi16): Ditto. Add const to __N argument.
20242 (_m_pshufw): Ditto. Add const to __N argument.
20243 (_mm_shufle_ps): Ditto. Add const to __mask argument.
20244 * config/i386/emmintrin.h (_mm_slli_epi16): Add const to __B argument.
20245 (_mm_slli_epi32): Ditto.
20246 (_mm_srli_si128): Implement as always inlined function, not as a
20247 macro. Add __inline to function declaration.
20248 (_mm_slli_si128): Ditto.
20250 2007-05-19 Uros Bizjak <ubizjak@gmail.com>
20252 * config/i386/sfp-machine.h (FP_EX_INVALID, FP_EX_DENORM,
20253 FP_EXP_DIVZERO, FP_EX_OVERFLOW, FP_EX_UNDERFLOW, FP_EX_INEXACT):
20255 (struct fenv): New structure.
20256 (FP_HANDLE_EXCEPTIONS): New define.
20257 (FP_RND_NEAREST, FP_RND_ZERO, FP_RND_PINF, FP_RND_MINF): New constants.
20258 (_FP_DECL_EXP): New define.
20259 (FP_INIT_ROUNDMODE): New define.
20260 (FP_ROUNDMODE): New define.
20262 2007-05-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20264 * doc/invoke.texi (Warning Options): Add -Wconversion-sign.
20265 (Wconversion): Update description.
20266 (Wconversion-sign): New.
20267 * c.opt (Wconversion-sign): New.
20268 * c-opts.c (c_common_post_options): Uninitialized Wconversion-sign
20269 means disabled for C++. Otherwise, take the status of Wconversion.
20270 * c-common.c (conversion_warning): Warn with either Wconversion or
20272 (warnings_for_convert_and_check): Conditions are already checked by
20273 conversion_warning.
20274 (convert_and_check): Don't check warnings if the conversion failed.
20276 2007-05-19 Andy Hutchinson <HutchinsonAndy@netscape.net>
20277 Anatoly Sokolov <aesok@dol.ru>
20279 * config/avr/avr-protos.h (expand_prologue, expand_epilogue,
20280 avr_epilogue_uses) : Add declaration.
20281 * config/avr/predicates.md (avr_sp_immediate_operand): New predicate.
20282 * config/avr/constraints.md (R): New constraint.
20283 config/avr/avr.md (SREG_ADDR, UNSPEC_SEI, UNSPEC_CLI,
20284 UNSPECV_PROLOGUE_SAVES, UNSPECV_EPILOGUE_RESTORES): New constants.
20285 (*pop1, *pop2, *pop3, *pop4, *pop5): Combine into ...
20286 (*addhi3_sp_R_pc2, *addhi3_sp_R_pc3): ... these patterns.
20287 (*movhi_sp, popqi, pophi, enable_interrupt, disable_interrupt,
20288 call_prologue_saves, epilogue_restores, return_from_epilogue,
20289 return_from_main_epilogue, return_from_interrupt_epilogue,
20290 return_from_naked_epilogue, prologue, epilogue): New patterns.
20291 (jump): Handle symbol reference.
20292 * config/avr/avr.c (out_adj_frame_ptr, out_set_stack_ptr,
20293 avr_output_function_prologue, avr_output_function_epilogue): Remove
20295 (avr_init_machine_status, expand_prologue, expand_epilogue,
20296 avr_asm_function_end_prologue, avr_epilogue_uses,
20297 avr_asm_function_begin_epilogue): New functions.
20298 (prologue_size, epilogue_size, jump_tables_size): Remove global
20300 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Remove.
20301 (TARGET_ASM_FUNCTION_END_PROLOGUE): Define.
20302 (TARGET_ASM_FUNCTION_BEGIN_EPILOGUE): Define.
20303 (avr_override_options): Initialise init_machine_status.
20304 (output_movhi): Handle all stack pointer loads.
20305 (out_movqi_r_mr, out_movqi_mr_r): Handle SREG_ADDR address.
20306 (avr_output_addr_vec_elt): Do not use variable jump_tables_size.
20307 * config/avr/avr.h (AVR_2_BYTE_PC, AVR_3_BYTE_PC): New.
20308 (EPILOGUE_USES) Redefine.
20309 (machine_function) Declare.
20311 2007-05-19 Richard Sandiford <richard@codesourcery.com>
20313 * config/mips/mips.c (mips_offset_within_alignment_p): Tweak comment.
20314 Use a single return statement.
20316 2007-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
20318 PR middle-end/30250
20319 * builtins.c (do_mpfr_lgamma_r): New.
20320 (fold_builtin_2): Handle builtin gamma_r/lgamma_r.
20321 * tree.h (CASE_FLT_FN_REENT): New.
20323 2007-05-18 Geoffrey Keating <geoffk@apple.com>
20325 * dwarf2out.c (print_die): Use '%ld' not '%lu' to print a 'long'.
20326 (output_die): Use 'unsigned long' with %x.
20327 * sched-vis.c (print_value): Use 'unsigned HOST_WIDE_INT' and
20328 HOST_WIDE_INT_PRINT_HEX to print HOST_WIDE_INT.
20329 * tree-dump.c (dump_pointer): Use 'unsigned long' for %lx.
20331 * unwind-dw2.c (uw_identify_context): Use the CFA, not the IP.
20333 2007-05-18 H.J. Lu <hongjiu.lu@intel.com>
20338 * config/i386/i386.c (init_cumulative_args): Set maybe_vaarg to
20339 true if function has no argument.
20341 2007-05-18 DJ Delorie <dj@redhat.com>
20343 * config/mips/mips.c (mips_offset_within_alignment_p): New.
20344 (mips_symbolic_constant_p): Call it for TPREL and DTPREL symbols.
20346 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
20348 * longlong.h (__x86_64__): Add definitions for add_ssaaaa,
20349 sub_ddmmss, umul_ppmm, udiv_qrnnd, count_leading_zeros and
20350 count_trailing_zeros.
20351 (__i386__): Implement count_leading_zeros using __builtin_clz().
20352 Implement count_trailing_zeros usign __builtin_ctz().
20354 2007-05-18 Richard Sandiford <richard@codesourcery.com>
20356 * config/i386/vxworks.h (ASM_PREFERRED_EH_DATA_FORMAT): Undefine.
20358 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
20360 PR middle-end/31344
20361 * expr.c (emit_move_change_mode): Change mode of push operands here.
20363 2007-05-17 Ian Lance Taylor <iant@google.com>
20365 PR tree-optimization/31953
20366 * tree-vrp.c (set_value_range_to_value): Add equiv parameter.
20367 Change all callers.
20368 (set_value_range_to_null): Call set_value_range_to_value.
20369 (extract_range_from_comparison): Likewise.
20371 2007-05-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
20373 * toplev.c (print_version): Output GMP/MPFR version info.
20375 * builtins.c (CASE_MATHFN_REENT): New macro.
20376 (mathfn_built_in): Use it.
20377 * builtins.def (BUILT_IN_GAMMA_R, BUILT_IN_GAMMAF_R,
20378 BUILT_IN_GAMMAL_R, BUILT_IN_LGAMMA_R, BUILT_IN_LGAMMAF_R,
20379 BUILT_IN_LGAMMAL_R): New.
20380 * doc/extend.texi: Document new builtins.
20382 PR middle-end/31796
20383 * builtins.c (do_mpfr_remquo): New.
20384 (fold_builtin_2): Handle BUILT_IN_DREM/BUILT_IN_REMAINDER.
20385 (fold_builtin_3): Handle BUILT_IN_REMQUO.
20387 PR middle-end/30251
20388 * builtins.c (fold_builtin_1): Handle y0, y1.
20389 (fold_builtin_2): Handle yn.
20391 PR middle-end/30251
20392 * builtins.c (do_mpfr_bessel_n): New.
20393 (fold_builtin_1): Handle BUILT_IN_J0 and BUILT_IN_J1.
20394 (fold_builtin_2): Handle BUILT_IN_JN.
20396 2007-05-17 Danny Smith <dannysmith@users.sourceforge.net>
20399 * config/i386/mingw32.h (_INTEGRAL_MAX_BITS): Define builtin as
20400 TYPE_PRECISION (intmax_type_node).
20402 2007-05-17 Steve Ellcey <sje@cup.hp.com>
20405 * reload.c (subst_reloads): Remove checking.
20407 2007-05-17 Eric Botcazou <ebotcazou@libertysurf.fr>
20409 PR rtl-optimization/31691
20410 * combine.c (simplify_set): Build a new src pattern instead of
20411 substituting its operands in the COMPARE case.
20413 2007-05-17 Zdenek Dvorak <dvorakz@suse.cz>
20415 * tree-vrp.c (finalize_jump_threads): Do not care about dominance info.
20416 (execute_vrp): Preserve loops through jump threading.
20417 * tree-ssa-threadupdate.c (thread_single_edge,
20418 dbds_continue_enumeration_p, determine_bb_domination_status,
20419 thread_through_loop_header): New functions.
20420 (create_edge_and_update_destination_phis,
20421 create_edge_and_update_destination_phis): Set loops for the new blocks.
20422 (prune_undesirable_thread_requests): Removed.
20423 (redirect_edges): Do not pretend that redirect_edge_and_branch can
20425 (thread_block): Do not call prune_undesirable_thread_requests.
20427 (mark_threaded_blocks): Select edges to thread here.
20428 (thread_through_all_blocks): Take may_peel_loop_headers argument.
20429 Thread edges through loop headers independently.
20430 * cfgloopmanip.c (create_preheader, mfb_keep_just): Export.
20431 * tree-pass.h (TODO_mark_first_instance): New.
20432 (first_pass_instance): Declare.
20433 * cfghooks.c (duplicate_block): Put the block to the original loop
20434 if copy is not specified.
20435 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Preserve loops through
20436 jump threading. Pass may_peel_loop_headers to
20437 thread_through_all_blocks according to first_pass_instance.
20438 * cfgloop.h (create_preheader): Declare.
20439 * tree-flow.h (thread_through_all_blocks): Declaration changed.
20440 * basic-block.h (mfb_keep_just, mfb_kj_edge): Declare.
20441 * passes.c (first_pass_instance): New variable.
20442 (next_pass_1): Set TODO_mark_first_instance.
20443 (execute_todo): Set first_pass_instance.
20445 2007-05-17 Uros Bizjak <ubizjak@gmail.com>
20447 PR tree-optimization/24659
20448 * optabs.h (enum optab_index): Add OTI_vec_unpacks_float_hi,
20449 OTI_vec_unpacks_float_lo, OTI_vec_unpacku_float_hi,
20450 OTI_vec_unpacku_float_lo, OTI_vec_pack_sfix_trunc and
20451 OTI_vec_pack_ufix_trunc.
20452 (vec_unpacks_float_hi_optab): Define new macro.
20453 (vec_unpacks_float_lo_optab): Ditto.
20454 (vec_unpacku_float_hi_optab): Ditto.
20455 (vec_unpacku_float_lo_optab): Ditto.
20456 (vec_pack_sfix_trunc_optab): Ditto.
20457 (vec_pack_ufix_trunc_optab): Ditto.
20458 * genopinit.c (optabs): Implement vec_unpack[s|u]_[hi|lo]_optab
20459 and vec_pack_[s|u]fix_trunc_optab using
20460 vec_unpack[s|u]_[hi\lo]_* and vec_pack_[u|s]fix_trunc_* patterns
20461 * tree-vectorizer.c (supportable_widening_operation): Handle
20462 FLOAT_EXPR and CONVERT_EXPR. Update comment.
20463 (supportable_narrowing_operation): New function.
20464 * tree-vectorizer.h (supportable_narrowing_operation): Prototype.
20465 * tree-vect-transform.c (vectorizable_conversion): Handle
20466 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
20467 (vect_gen_widened_results_half): Move before vectorizable_conversion.
20468 (vectorizable_type_demotion): Call supportable_narrowing_operation()
20469 to check for target support.
20470 * optabs.c (optab_for_tree_code) Return vec_unpack[s|u]_float_hi_optab
20471 for VEC_UNPACK_FLOAT_HI_EXPR, vec_unpack[s|u]_float_lo_optab
20472 for VEC_UNPACK_FLOAT_LO_EXPR and vec_pack_[u|s]fix_trunc_optab
20473 for VEC_PACK_FIX_TRUNC_EXPR.
20474 (expand_binop): Special case mode of the result for
20475 vec_pack_[u|s]fix_trunc_optab.
20476 (init_optabs): Initialize vec_unpack[s|u]_[hi|lo]_optab and
20477 vec_pack_[u|s]fix_trunc_optab.
20479 * tree.def (VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR,
20480 VEC_PACK_FIX_TRUNC_EXPR): New tree codes.
20481 * tree-pretty-print.c (dump_generic_node): Handle
20482 VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR and
20483 VEC_PACK_FIX_TRUNC_EXPR.
20485 * expr.c (expand_expr_real_1): Ditto.
20486 * tree-inline.c (estimate_num_insns_1): Ditto.
20487 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
20489 * config/i386/sse.md (vec_unpacks_float_hi_v8hi): New expander.
20490 (vec_unpacks_float_lo_v8hi): Ditto.
20491 (vec_unpacku_float_hi_v8hi): Ditto.
20492 (vec_unpacku_float_lo_v8hi): Ditto.
20493 (vec_unpacks_float_hi_v4si): Ditto.
20494 (vec_unpacks_float_lo_v4si): Ditto.
20495 (vec_pack_sfix_trunc_v2df): Ditto.
20497 * doc/c-tree.texi (Expression trees) [VEC_UNPACK_FLOAT_HI_EXPR]:
20499 [VEC_UNPACK_FLOAT_LO_EXPR]: Ditto.
20500 [VEC_PACK_FIX_TRUNC_EXPR]: Ditto.
20501 * doc/md.texi (Standard Names) [vec_pack_sfix_trunc]: Document.
20502 [vec_pack_ufix_trunc]: Ditto.
20503 [vec_unpacks_float_hi]: Ditto.
20504 [vec_unpacks_float_lo]: Ditto.
20505 [vec_unpacku_float_hi]: Ditto.
20506 [vec_unpacku_float_lo]: Ditto.
20508 2007-05-16 Uros Bizjak <ubizjak@gmail.com>
20510 * soft-fp/README: Update for new files.
20511 * soft-fp/floattisf.c: New file.
20512 * soft-fp/floattidf.c: New file.
20513 * soft-fp/floattitf.c: New file.
20514 * soft-fp/floatuntisf.c: New file.
20515 * soft-fp/floatuntidf.c: New file.
20516 * soft-fp/floatuntitf.c: New file.
20517 * soft-fp/fixsfti.c: New file.
20518 * soft-fp/fixdfti.c: New file.
20519 * soft-fp/fixtfti.c: New file.
20520 * soft-fp/fixunssfti.c: New file.
20521 * soft-fp/fixunsdfti.c: New file.
20522 * soft-fp/fixunstfti.c: New file.
20523 * soft-fp/extendxftf.c: New file.
20524 * soft-fp/trunctfxf.c: New file.
20526 * libgcc-std.ver (__extendxftf2): Added to GCC_4.3.0 section.
20527 (__trunctfxf2): Ditto.
20529 * config/i386/libgcc-x86_64-glibc.ver (__addtf3, __divtf3, __eqtf2,
20530 __extenddftf2, __extendsftf2, __fixtfdi, __fixtfsi, __fixtfti,
20531 __fixunstfdi, __fixunstfsi, __fixunstfti, __floatditf, __floatsitf,
20532 __floattitf, __floatunditf, __floatunsitf, __floatuntitf, __getf2,
20533 __letf2, __multf3, __negtf2, __subtf3, __trunctfdf2, __trunctfsf2,
20534 __unordtf2): Exclude and add to GCC_4.3.0 section for x86_64 targets.
20536 * config/i386/t-fprules-softfp64: New file.
20537 * config/i386/sfp-machine.h: New file.
20538 * config.gcc (x86_64-*-linux*, x86_64-*-kfreebsd*-gnu,
20539 x86_64-*-knetbsd*-gnu): Add i386/t-fprules-softfp64
20540 and soft-fp/t-softfp to tmake_file.
20541 (i[34567]86-*-linux*, i[34567]86-*-kfreebsd*-gnu,
20542 i[34567]86-*-knetbsd*-gnu): Ditto for --enable-targets=all.
20544 * config/i386/t-linux64 (softfp_wrap_start): New.
20545 (softfp_wrap_end): New.
20546 * config/i386/i386.c (ix86_scalar_mode_supported): TFmode is
20547 supported for TARGET_64BIT.
20549 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
20551 * c-common.c (c_common_signed_or_unsigned_type): Emulate
20552 c_common_unsigned_type behavior.
20554 2007-05-16 Paolo Bonzini <bonzini@gnu.org>
20556 * config/i386/i386.c (legitimize_tls_address): Mark __tls_get_addr
20559 2007-05-16 Eric Christopher <echristo@apple.com>
20561 * config/rs6000/rs6000.c (rs6000_emit_prologue): Move altivec register
20562 saving after stack push. Set sp_offset whenever we push.
20563 (rs6000_emit_epilogue): Move altivec register restore before
20566 2007-05-16 Richard Sandiford <richard@codesourcery.com>
20568 * configure.ac: Allow sysroots to be relocated under $prefix as
20569 well as $exec_prefix.
20570 * configure: Regenerate.
20572 2007-05-16 Richard Sandiford <richard@codesourcery.com>
20576 2007-05-12 Richard Sandiford <richard@codesourcery.com>
20578 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
20579 (gcc_tooldir): Likewise.
20580 * configure: Regenerate.
20581 * Makefile.in (libsubdir_to_prefix): New variable, based on the
20582 old configure.ac gcc_tooldir setting.
20583 (prefix_to_exec_prefix): New variable.
20584 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
20585 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
20587 2007-05-14 Janis Johnson <janis187@us.ibm.com>
20589 * c-typeck.c (build_binary_op): Return early for error.
20591 2007-05-15 Zdenek Dvorak <dvorakz@suse.cz>
20593 * tree-ssa-loop-niter.c (record_estimate): Use GGC_NEW to allocate
20594 struct nb_iter_bound.
20595 (free_numbers_of_iterations_estimates_loop): Use ggc_free.
20596 * gengtype.c (open_base_files): Add cfhloop.h to the list of includes.
20597 * cfgloopmanip.c (place_new_loop): Vector larray is gc-allocated.
20598 * tree-scalar-evolution.c: Include gt-tree-scalar-evolution.h.
20599 (struct scev_info_str, scalar_evolution_info): Add GTY markers.
20600 (new_scev_info_str): Use GGC_NEW to allocate struct scev_info_str.
20601 (del_scev_info): Use ggc_free.
20602 (scev_initialize): Allocate scalar_evolution_info in gc memory.
20603 * loop-init.c: Include ggc.h.
20604 (loop_optimizer_init): Use GGC_CNEW to allocate struct loops.
20605 (loop_optimizer_finalize): Use ggc_free.
20606 * tree-ssa-loop.c (pass_tree_unswitch, pass_vectorize,
20607 pass_linear_transfom, pass_empty_loop, pass_complete_unroll,
20608 pass_iv_optimize): Add TODO_ggc_collect.
20609 * function.h (struct function): Remove skip marker from
20611 * cfgloop.c: Include ggc.h.
20612 (flow_loops_free, flow_loop_free): Free the loop descriptions in gc
20614 (establish_preds): Vector superloops is gc allocated.
20615 (alloc_loop): Allocate loop using GGC_CNEW. Allocate head of
20617 (flow_loops_find): Vector larray is gc allocated.
20618 (loop_exit_free): Use ggc_free.
20619 (rescan_loop_exit): Use GGC_NEW to allocate struct loop_exit. Reflect
20620 that head of exits list is now not a part of struct loop.
20621 (record_loop_exits): Allocate exits table in gc memory.
20622 (get_loop_exit_edges, verify_loop_structure, single_exit): Reflect
20623 that head of exits list is now not a part of struct loop.
20624 * cfgloop.h (struct lpt_decision, struct nb_iter_bound,
20625 struct loop_exit): Add GTY marker.
20626 (struct loop): Add GTY marker. Make superloops vector gc allocated.
20627 Add skip marker to aux field. Make head of exits list a separate
20629 (struct loops): Add GTY marker. Make larray vector gc allocated.
20630 Add param marker to exits table.
20631 (get_loops): Type changed.
20632 * Makefile.in (tree-scalar-evolution.o): Add
20633 gt-tree-scalar-evolution.h dependency.
20634 (cfgloop.o, loop-init.o): Add ggc.h dependency.
20635 (GTFILES): Add cfgloop.h and tree-scalar-evolution.c.
20636 * basic-block.h (struct basic_block_def): Remove skip marker from
20639 2007-05-14 Uros Bizjak <ubizjak@gmail.com>
20641 * builtins.c (expand_builtin_mathfn): Use EXPAND_NORMAL instead
20642 of 0 in the call to expand_expr().
20643 (expand_builtin_mathfn_3): Ditto.
20644 (expand_builtin_interclass_mathfn): Ditto.
20645 (expand_builtin_cexpi): Ditto.
20646 (expand_builtin_int_roundingfn): Ditto.
20647 (expand_builtin_int_roundingfn_2): Ditto.
20648 (expand_builtin_pow): Ditto.
20649 (expand_builtin_powi): Ditto.
20650 (expand_builtin_bswap): Ditto.
20651 (expand_builtin_unop): Ditto.
20652 (expand_builtin_fabs): Ditto.
20653 (get_builtin_sync_mem): Use NULL_RTX instead of NULL in
20654 the call to expand_expr().
20655 (expand_builtin_sync_operation): Ditto.
20656 (expand_builtin_compare_and_swap): Ditto.
20657 (expand_builtin_lock_test_and_set): Ditto.
20658 * except.c (expand_builtin_eh_return_data_regno): Use EXPAND_NORMAL
20659 instead of 0 in the call to expand_expr().
20660 (expand_builtin_extract_return_addr): Ditto.
20661 (expand_builtin_eh_return): Ditto.
20662 (expand_eh_return): Ditto.
20663 * explow.c (expr_size): Ditto.
20664 * expr.c (optimize_bitfield_assignment_op): Ditto.
20665 (expand_assignement): Ditto.
20666 (store_expr): Ditto.
20667 (store_field): Ditto.
20668 (expand_expr_addr_expr_1): Use NULL_RTX instead of NULL in
20669 the call to expand_expr().
20670 (expand_expr_real_1) [COMPLEX_CST]: Use EXPAND_NORMAL instead of 0
20671 in the call to expand_expr().
20672 [CONSTRUCTOR, PLUS_EXPR, MINUS_EXPR, NEGATE_EXPR, ABS_EXPR,
20673 BIT_NOT_EXPR, LSHIFT_EXPR, LT_EXPR, TRUTH_NOT_EXPR]: Ditto.
20674 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO]: Use expand_normal() instead
20676 * optabs.c (expand_vec_shift_expr): Ditto.
20677 (expand_vec_cond_expr): Ditto.
20678 (vector_compare_rtx): Use EXPAND_STACK_PARM instead of 1 in the
20679 call to expand_expr().
20680 * stmt.c (expand_return): Use EXPAND_NORMAL instead of 0
20681 in the call to expand_expr().
20683 2007-05-14 Dave Korn <dave.korn@artimi.com>
20685 * genautomata.c (gen_regexp_el): Allocate correct size for regexp.
20687 2007-05-14 Rafael Avila de Espindola <espindola@google.com>
20689 * c-common.c (warnings_for_convert_and_check): Use unsigned_type_for
20690 instead of c_common_unsigned_type.
20691 (c_common_unsigned_type): Remove.
20692 (shorten_compare): Use c_common_signed_or_unsigned_type instead of
20693 c_common_unsigned_type.
20694 (c_common_nodes_and_builtins): Use unsigned_type_for instead of
20695 c_common_unsigned_type.
20696 * c-common.h (c_common_unsigned_type): Remove.
20697 * c-decl.c (grokdeclarator): Use unsigned_type_for instead of
20698 c_common_unsigned_type.
20699 * c-format.c (check_format_types): Use unsigned_type_for instead of
20700 c_common_unsigned_type.
20701 * c-objc-common.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
20702 * c-typeck.c (convert_for_assignment): Use unsigned_type_for instead
20703 of c_common_unsigned_type.
20704 * convert.c (convert_to_integer): Use unsigned_type_for instead of
20705 lang_hooks.types.unsigned_type.
20706 * expmed.c (make_tree): Use unsigned_type_for instead of
20707 lang_hooks.types.unsigned_type.
20708 * fold-const.c (fold_negate_expr): Use unsigned_type_for instead of
20709 lang_hooks.types.unsigned_type.
20710 (build_range_check): Likewise.
20711 (fold_unary): Likewise.
20712 (fold_binary): Likewise.
20713 (fold_ternary): Likewise.
20714 * langhooks-def.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
20715 * langhooks.h (lang_hooks_for_types): Remove unsigned_type.
20716 * tree.c (get_unsigned_type): New.
20717 (unsigned_type_for): Use get_unsigned_type instead of
20718 lang_hooks.types.unsigned_type.
20720 2007-05-14 Kazu Hirata <kazu@codesourcery.com>
20722 * config/m68k/m68k-protos.h: Rename m68k_interrupt_function_p
20723 to m68k_get_function_kind. Update its prototype.
20724 * config/m68k/m68k.c (m68k_attribute_table): Add an entry for
20726 (m68k_interrupt_function_p): Return enum m68k_function_type
20727 instead of bool. Rename to m68k_get_function_kind.
20728 (m68k_handle_fndecl_attribute): Reject interrupt_thread if the
20729 target is not fido.
20730 (m68k_compute_frame_layout): Don't mark any register for save
20731 if an interrupt_thread attribute is specified.
20732 (m68k_hard_regno_rename_ok): Update a use of
20733 m68k_interrupt_function_p.
20734 * config/m68k/m68k.h (EPILOGUE_USES): Update a use of
20735 m68k_interrupt_function_p.
20736 (m68k_function_type): New.
20737 * config/m68k/m68k.md (*return): Output a 'sleep' instruction
20738 for a function with an interrupt_thread attribute.
20739 * doc/extend.texi: Document the interrupt_thread attribute.
20741 2007-05-13 Daniel Berlin <dberlin@dberlin.org>
20743 Fix PR tree-optimization/31911
20744 * tree-ssa-pre.c (phi_translate): Make sure to cache results even
20745 if they didn't change the expression.
20747 2007-05-13 Zdenek Dvorak <dvorakz@suse.cz>
20749 * tree-scalar-evolution.c (resolve_mixers): Exported.
20750 * tree-scalar-evolution.h (resolve_mixers): Declare.
20751 * tree-data-ref.c (object_analysis, ptr_decl_may_alias_p,
20752 ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
20753 record_record_differ_p, record_array_differ_p, array_ptr_differ_p,
20754 base_object_differ_p, base_addr_differ_p, analyze_array_indexes,
20755 init_array_ref, init_pointer_ref, analyze_indirect_ref,
20756 strip_conversion, analyze_offset_expr, address_analysis,
20757 object_analysis, analyze_offset): Removed.
20758 (dr_analyze_innermost, dr_analyze_indices, dr_analyze_alias,
20759 split_constant_offset, canonicalize_base_object_address,
20760 object_address_invariant_in_loop_p, disjoint_objects_p,
20761 dr_may_alias_p, dr_address_invariant_p): New functions.
20762 (create_data_ref): Use dr_analyze_innermost, dr_analyze_indices
20763 and dr_analyze_alias.
20764 (initialize_data_dependence_relation): Use dr_may_alias_p
20765 and object_address_invariant_in_loop_p.
20766 (compute_self_dependence): Handle the case when
20767 DDR_ARE_DEPENDENT (ddr) is chrec_dont_know.
20768 (find_data_references_in_stmt): Restrict the analysis of data
20769 references to the given loop nest.
20770 (find_data_references_in_loop): Made static. Pass loop nest to
20771 find_data_references_in_stmt.
20772 (compute_data_dependences_for_loop): Use DR_VOPS.
20773 (free_data_ref): Free DR_VOPS.
20774 * tree-data-ref.h (struct first_location_in_loop): Replaced by ...
20775 (struct innermost_loop_behavior): ... new.
20776 (struct base_object_info): Replaced by ...
20777 (struct indices): ... new.
20778 (struct dr_alias): New.
20779 (enum data_ref_type): Removed.
20780 (struct data_reference): Consist of struct innermost_loop_behavior,
20781 struct indices and struct dr_alias.
20782 (DR_SET_ACCESS_FNS, DR_FREE_ACCESS_FNS): Removed.
20783 (DR_MEMTAG): Renamed to ...
20784 (DR_SYMBOL_TAG): ... this.
20785 (find_data_references_in_loop): Declaration removed.
20786 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Use DR_INIT
20787 instead of DR_OFFSET_MISALIGNMENT. DR_ALIGNED_TO is never NULL.
20788 (vect_analyze_data_refs): Use DR_SYMBOL_TAG instead of DR_MEMTAG.
20789 * tree-vect-transform.c (vect_create_data_ref_ptr): Ditto.
20791 2007-05-13 Revital Eres <eres@il.ibm.com>
20793 * tree-ssa-dse.c (get_use_of_stmt_lhs): New function
20794 which walks virtual def-use chains to find redundant stores.
20795 (dse_optimize_stmt): Call it.
20797 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
20799 * gcse.c (gcse_main): Do jump bypassing in CPROP2.
20800 * passes.c (init_optimization_passes): Move pass_jump_bypass
20803 * basic-block.h (bb_has_eh_pred): Fix style issue.
20805 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
20807 PR rtl-optimization/31848
20808 * loop-invariant.c (move_invariant_reg): If we move an insn
20809 with a REG_EQUAL note, and that insn is not always executed,
20810 remove the REG_EQUAL note.
20812 2007-05-12 Richard Guenther <rguenther@suse.de>
20814 PR tree-optimization/31797
20815 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Do not
20816 propagate into a stmt that has volatile ops.
20818 2007-05-12 Richard Sandiford <richard@codesourcery.com>
20820 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
20821 (gcc_tooldir): Likewise.
20822 * configure: Regenerate.
20823 * Makefile.in (libsubdir_to_prefix): New variable, based on the
20824 old configure.ac gcc_tooldir setting.
20825 (prefix_to_exec_prefix): New variable.
20826 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
20827 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
20829 2007-05-11 Silvius Rus <rus@google.com>
20831 * Makefile.in (OBJS-common): Add tree-ssa-alias-warnings.o.
20832 * c-common.c (strict_aliasing_warning): Modify -Wstrict-aliasing logic.
20833 * c-common.h (strict_aliasing_warning): Change return type.
20834 * c-opts.c (c_common_handle_option): Add call to set_Wstrict_aliasing.
20835 * c-typeck.c (build_indirect_ref): Add call to strict_aliasing_warning.
20836 (build_c_cast): Condition call to strict_aliasing_warning.
20837 * doc/invoke.texi: Update description of -Wstrict-aliasing[=n].
20838 * flags.h (set_Wstrict_aliasing): Declare.
20839 * opts.c (set_Wstrict_alising): Define, add call to.
20840 * tree-flow.h (strict_aliasing_warning_backend): Declare.
20841 * tree-ssa-alias-warnings.c: New file.
20842 * tree-ssa-alias.c (compute_may_aliases): Add call to
20843 strict_aliasing_warning_backend.
20845 2007-05-11 Zdenek Dvorak <dvorakz@suse.cz>
20847 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
20848 Use loop_depth and loop_outer accessor functions.
20849 * tree-ssa-loop-im.c (outermost_invariant_loop, set_level,
20850 determine_invariantness_stmt, move_computations_stmt): Ditto.
20851 * cfgloopmanip.c (fix_bb_placement, fix_loop_placement, remove_path,
20852 add_loop, loopify, unloop, fix_loop_structure): Ditto.
20853 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Ditto.
20854 * tree-scalar-evolution.c (interpret_loop_phi,
20855 compute_scalar_evolution_in_loop, analyze_scalar_evolution_in_loop,
20856 instantiate_parameters_1, scev_const_prop): Ditto.
20857 * cfghooks.c (make_forwarder_block): Ditto.
20858 * cfgloopanal.c (mark_irreducible_loops, mark_loop_exit_edges): Ditto.
20859 * modulo-sched.c (loop_canon_p): Ditto.
20860 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg,
20861 slpeel_can_duplicate_loop_p): Ditto.
20862 * lambda-code.c (invariant_in_loop_and_outer_loops): Ditto.
20863 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
20864 * cfgloop.c (flow_loop_dump, flow_loop_nodes_find, rescan_loop_exit,
20865 cancel_loop, verify_loop_structure): Ditto.
20866 (flow_loop_nested_p, superloop_at_depth, flow_loop_free,
20867 add_bb_to_loop, remove_bb_from_loops, find_common_loop): Use the
20868 superloops vector instead of "pred" array.
20869 (establish_preds): Take father loop as an argument. Initialize the
20871 (flow_loop_tree_node_add): Pass father loop to establish_preds.
20872 Do not initialize loop->outer.
20873 (flow_loop_tree_node_remove): Truncate the superloops vector.
20874 * cfgloop.h (struct loop): Removed field "outer", fields "depth" and
20875 "pred" merged to "superloops" vector.
20876 (loop_depth, loop_outer): New.
20877 (fel_init): Use loop_outer.
20879 2007-05-11 Jan Hubicka <jh@suse.cz>
20881 * cgraphunit.c: Include gt-cgraphunit.h
20882 (static_ctors, static_dtors): New static vars.
20883 (record_cdtor_fn, build_cdtor, cgraph_build_cdtor_fns): New functions,
20884 based on implementation in c-common.c
20885 (cgraph_finalize_function): Call record_cdtor_fn.
20886 (cgraph_optimize): Call cgraph_build_cdtor_fns.
20887 * decl.c (finish_function): Do not call c_record_cdtor_fn.
20888 (c_write_global_declarations): Do not call c_build_cdtor_fns.
20889 * c-common.c (static_ctors, static_dtors, c_record_cdtor_fn,
20890 build_cdtor, c_build_cdtor_fns): Remove.
20891 * c-common.h (static_ctors, static_dtors, c_record_cdtor_fn,
20892 c_build_cdtor_fns): Remove prototype.
20894 2007-05-11 Paolo Carlini <pcarlini@suse.de>
20897 * builtin-types.def: Add BT_FN_PTR_CONST_PTR_INT_SIZE.
20898 * builtins.def: Add BUILT_IN_MEMCHR, use the latter.
20899 * builtins.c (fold_builtin_memchr): New.
20900 (expand_builtin_memchr): Call the latter.
20901 (expand_builtin, fold_builtin_3): Deal with BUILT_IN_MEMCHR.
20902 * doc/extend.texi ([Other built-in functions provided by GCC]):
20905 2007-05-11 Andreas Krebbel <krebbel1@de.ibm.com>
20907 * config/s390/s390.md (GPR0_REGNUM, FPR0_REGNUM, FPR2_REGNUM,
20908 PFPO_CONVERT, PFPO_OP_TYPE_SF, PFPO_OP_TYPE_DF, PFPO_OP_TYPE_TF,
20909 PFPO_OP_TYPE_SD, PFPO_OP_TYPE_DD, PFPO_OP_TYPE_TD, PFPO_OP0_TYPE_SHIFT,
20910 PFPO_OP1_TYPE_SHIFT): Constants added.
20911 (DFP_ALL): Mode macro defined.
20912 ("*trunc<BFP:mode><DFP_ALL:mode>2", "*trunc<DFP_ALL:mode><BFP:mode>2",
20913 "*extend<BFP:mode><DFP_ALL:mode>2", "*extend<DFP_ALL:mode><BFP:mode>2"):
20914 Insn definitions added.
20915 ("trunc<BFP:mode><DFP_ALL:mode>2", "trunc<DFP_ALL:mode><BFP:mode>2",
20916 "extend<BFP:mode><DFP_ALL:mode>2", "extend<DFP_ALL:mode><BFP:mode>2"):
20919 2007-05-10 Zdenek Dvorak <dvorakz@suse.cz>
20921 PR tree-optimization/31885
20922 * tree-chrec.c (chrec_contains_undetermined): Do not consider
20923 NULL_TREE to be undetermined.
20924 (automatically_generated_chrec_p): Return false for NULL.
20926 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
20928 * config/bfin/bfin.h (MOVE_RATIO): Define.
20930 2007-05-10 Richard Sandiford <richard@codesourcery.com>
20932 * config.gcc (sparc-wrs-vxworks): New target.
20933 * config/sparc/vxworks.h, config/sparc/t-vxworks: New files.
20934 * config/sparc/sparc-protos.h (sparc_emit_call_insn): Declare.
20935 * config/sparc/sparc.h: Include vxworks-dummy.h.
20936 (PRINT_OPERAND_ADDRESS): Extend SYMBOL_REF handling to
20937 include LABEL_REFs too.
20938 * config/sparc/sparc.c (sparc_expand_move): Don't assume that
20939 _GLOBAL_OFFSET_TABLE_ - label_ref is a link-time constant on
20941 (legitimize_pic_address): Handle LABEL_REFs like SYMBOL_REFs
20943 (load_pic_register): Use gen_vxworks_load_got for VxWorks.
20944 (sparc_emit_call_insn): New function.
20945 (sparc_function_ok_for_sibcall): Restrict sibcalls to locally-binding
20946 functions when generating VxWorks PIC.
20947 * config/sparc/sparc.md (vxworks_load_got): New pattern.
20948 (call, call_value): Use sparc_emit_call_insn instead of
20951 2007-05-09 Bob Wilson <bob.wilson@acm.org>
20953 * config/xtensa/xtensa.c (xtensa_output_literal): Don't use #if.
20955 2007-05-09 Bob Wilson <bob.wilson@acm.org>
20957 * config/xtensa/xtensa.c (xtensa_output_literal): Mask out high bits
20958 for floating-point values if HOST_BITS_PER_LONG > 32. Use
20959 split_double instead of operand_subword.
20961 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
20963 * config/bfin/bfin.h (LOCAL_ALIGNMENT): Define.
20964 * config/bfin/bfin.c (bfin_local_alignment): New function.
20965 * config/bfin/bfin-protos.h (bfin_local_alignment): Declare it.
20967 2007-05-08 Chao-ying Fu <fu@mips.com>
20969 * doc/md.texi (msub@var{m}@var{n}4, usub@var{m}@var{n}4): Document.
20970 * optabs.h (OTI_smsub_widen, OTI_umsub_widen): New optab_indexes.
20971 (smsub_widen_optab, umsub_widen_optab): Define.
20972 * optabs.c (init_optabs): Initialize smsub_widen_optab and
20974 * genopinit.c (optabs): Fill in smsub_widen_optab and
20976 * expr.c (expand_expr_real_1): Try to use smsub_widen_optab
20977 and umsub_widen_optab to implement multiply-subtract sequences.
20978 * config/mips/mips.md (*msac<u>_di): Rename to...
20979 (<u>msubsidi4): ...this. Extend condition to include
20980 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
20981 of operand 0 to "ka" and use the three-operand form of msub<u>
20983 * config/mips/mips-dspr2.md (mips_msub, mips_msubu): Convert
20986 2007-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
20988 PR rtl-optimization/28011
20989 * reload.c (push_reload): Set dont_share if IN appears in OUT
20990 also when IN is a PLUS rtx.
20991 (reg_overlap_mentioned_for_reload_p): Return true if X and IN
20994 2007-05-08 Kazu Hirata <kazu@codesourcery.com>
20996 * emit-rtl.c (unshare_all_rtl_1): Don't copy DECL_RTL. Don't
20997 call unshare_all_decls.
20998 (unshare_all_rtl): Adjust the call to unshare_all_rtl_1.
20999 (unshare_all_decls): Remove.
21001 2007-05-08 Simon Martin <simartin@users.sourceforge.net>
21004 * tree-dump.c (dump_options): Don't use TDF_DIAGNOSTIC in "*-all" tree
21007 2007-05-08 Sandra Loosemore <sandra@codesourcery.com>
21008 Nigel Stephens <nigel@mips.com>
21010 * config/mips/mips.h (MAX_FPRS_PER_FMT): Renamed from FP_INC.
21011 Update comments and all uses.
21012 (MIN_FPRS_PER_FMT): Define.
21013 * config/mips/mips.c (function_arg): Fix to correctly handle
21014 the -mips32r2 -mfp64 -mabi=32 case.
21015 (override_options): Enable use of odd-numbered registers for
21016 SFmode values on MIPS32.
21017 (mips_save_reg_p): Save whole floating-point register pair if
21018 either half is used.
21019 (compute_frame_size): Fix comment.
21021 2007-05-08 Jie Zhang <jie.zhang@analog.com>
21023 * config/bfin/bfin-protos.h (bfin_expand_epilogue): Add a third
21024 argument of type bool.
21025 * config/bfin/bfin.c (add_to_reg): Add epilogue_p as a fourth
21026 argument. Safely select temporary P register according to it.
21027 (do_link): Change call site of add_to_reg accordingly.
21028 (do_unlink): Add epilogue_p as a fourth argument and pass it
21030 (expand_interrupt_handler_epilogue): Change call of do_unlink
21032 (bfin_expand_prologue): Add a third argument sibcall_p.
21033 * config/bfin/bfin.md (epilogue): Change call of
21034 bfin_expand_epilogue accordingly.
21035 (sibcall_epilogue): Likewise.
21036 (eh_return_internal): Likewise.
21038 * config/bfin/bfin-protos.h (enum bfin_cpu): Add
21039 BFIN_CPU_BF534, BFIN_CPU_BF536 and BFIN_CPU_BF561.
21040 * config/bfin/bfin.c (bfin_handle_option): Handle
21041 -mcpu=bf534, -mcpu=bf536 and -mcpu=bf561.
21042 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS):
21043 Support bf534, bf536 and bf561.
21044 * doc/invoke.texi (Blackfin Options): Document -mcpu and -msim.
21046 2007-05-08 Uros Bizjak <ubizjak@gmail.com>
21049 * config/i386/i386.c (ix86_function_regparm): Process local
21050 functions only when TREE_CODE (decl) equals FUNCTION_DECL.
21052 2007-05-07 Mike Stump <mrs@apple.com>
21054 * doc/invoke.texi (Warning Options): Document that -Wempty-body
21055 also checks for and while statements in C++.
21057 2007-05-07 Nathan Froyd <froydnj@codesourcery.com>
21059 * gcc.c (at_file_supplied): New variable.
21060 (main): Set it if we expanded argv.
21061 (do_spec_1): Pass an @-file to the linker if we were called with
21062 an @-file argument and HAVE_GNU_LD.
21063 * collect2.c (at_file_supplied): New variable.
21064 (response_file): New variable.
21065 (collect_exit): Unlink response_file if necessary.
21066 (handler): Likewise.
21067 (do_wait): Likewise.
21068 (main): Set at_file_supplied if we expanded argv.
21069 (collect_execute): Pass an @-file to subprocesses if we were called
21070 with an @-file argument.
21071 * configure.ac: Add define for HAVE_GNU_LD.
21072 * configure: Regenerate.
21073 * config.in: Regenerate.
21075 2007-05-07 Naveen.H.S <naveen.hs@kpitcummins.com>
21077 * config/m32c/muldiv.md (mulhisi3_c): Limit the mode of the 2nd
21078 operand to HI mode.
21083 2007-05-07 Jayant Sonar <jayants@kpitcummins.com>
21085 * config/m32c/m32c.c (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
21086 (TARGET_ENCODE_SECTION_INFO): Re-define.
21087 (m32c_encode_section_info): New
21088 (function_vector_handler): New
21089 (current_function_special_page_vector): New
21090 (m32c_special_page_vector_p): New.
21091 * config/m32c/m32c-protos.h (m32c_special_page_vector_p):
21093 * config/m32c/jump.md: Added instruction JSRS for functions
21094 with attribute "function_vector".
21095 * doc/extend.texi (function_vector): Added description
21096 for M16C, M32C targets.
21098 2007-05-07 DJ Delorie <dj@redhat.com>
21101 * config/m32c/shift.md (ashlpsi3_i, ashrpsi3_i, ashlpsi3,
21102 ashrpsi3, lshrpsi3): Update shift count constraint.
21104 2007-05-07 Danny Smith <dannysmith@users.sourceforge.net>
21105 Nathan Froyd <froydnj@codesourcery.com>
21108 * c-incpath.c (add_path): Strip trailing path separators.
21110 2007-05-07 Eric Botcazou <ebotcazou@adacore.com>
21112 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Reset cfg_altered.
21113 Free dominance info before purging EH edges.
21114 (eliminate_degenerate_phis): Likewise.
21115 (propagate_rhs_into_lhs): Set cfg_altered to true instead of 1.
21117 2007-05-07 Jan Hubicka <jh@suse.cz>
21119 * gimplify.c (gimplify_expr): Do not crash when folding
21120 (void *)(int)&a + 4.
21122 2007-05-07 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
21125 * c-opts.c (lang_fortran): Make it non static.
21126 * c-common.h (lang_fortran): New prototype.
21127 * c-cppbuiltin.c (c_cpp_builtins): Create a __GFORTRAN__ if the
21128 -lang-fortran option was passed by the driver.
21130 2007-05-06 Eric Botcazou <ebotcazou@adacore.com>
21132 * timevar.c (timevar_print): Test ENABLE_ASSERT_CHECKING instead
21133 of ASSERT_CHECKING. Tweak message.
21135 2007-05-06 Revital Eres <eres@il.ibm.com>
21138 * loop-unroll.c (insert_var_expansion_initialization):
21139 Initialize the expansions with -zero instead of +zero.
21141 2007-05-05 Aurelien Jarno <aurelien@aurel32.net>
21143 * config/pa/pa.md: Split tgd_load, tld_load and tie_load
21144 into pic and non-pic versions. Mark r19 as used for
21145 tgd_load_pic, tld_load_pic and tie_load_pic. Mark r27 as used
21146 for tgd_load, tld_load and tie_load .
21147 * config/pa/pa.c (legitimize_tls_address): Emit pic or non-pic
21148 version of tgd_load, tld_load and tie_load depending on the
21151 2007-05-04 Ulrich Drepper <drepper@redhat.com>
21152 Jakub Jelinek <jakub@redhat.com>
21154 * crtstuff.c (HIDDEN_DTOR_LIST_END): New macro.
21155 (__do_global_dtors_aux): Use more paranoid loop to run
21156 destructors if HIDDEN_DTOR_LIST_END.
21157 (__DTOR_END__): Export as a hidden symbol when HIDDEN_DTOR_LIST_END.
21159 2007-05-04 Jakub Jelinek <jakub@redhat.com>
21161 * varasm.c (align_variable): Don't increase alignment for
21162 DECL_THREAD_LOCAL_P variables above BITS_PER_WORD through
21163 DATA_ALIGNMENT or CONSTANT_ALIGNMENT.
21165 2007-05-04 Josh Conner <jconner@apple.com>
21167 * basic-block.h (cdi_direction): Assign values to all enumeration
21169 (dom_computed): Remove.
21170 (dom_info_state): New.
21171 (set_dom_info_availability): New.
21172 * tree-ssa-loop-im.c (determine_invariantness): Initialize
21173 walk_data.dom_direction.
21174 * cfghooks.c (delete_basic_block): Use dom_info_available_p()
21175 instead of dom_computed[].
21176 (split_edge): Likewise.
21177 (create_basic_block): Likewise.
21178 (merge_blocks): Likewise.
21179 * ifcvt.c (find_if_header): Likewise.
21180 * tree-cfgcleanup.c (cleanup_tree_cfg): Likewise.
21181 * tree-ssa-dce.c (remove_dead_stmt): Likewise.
21182 * tree-ssa.c (verify_ssa): Likewise.
21183 * tree-cfg.c (tree_verify_flow_info): Likewise.
21184 (remove_edge_and_dominated_blocks): Likewise.
21185 * dominance.c (dom_computed): Make static.
21186 (calc_dfs_tree_nonrec): Change third param to a bool.
21187 (calc_dfs_tree): Change second param to a bool.
21188 (calc_idioms): Change second param to a bool. Use
21189 dom_convert_dir_to_idx.
21190 (init_dom_info): Validate dir before using.
21191 (dom_convert_dir_to_idx): New.
21192 (calculate_dominance_info): Use dom_convert_dir_to_idx. New
21193 variable 'reverse' used for calling calc_dfs_tree and calc_idoms.
21194 (free_dominance_info): Use dom_convert_dir_to_idx.
21195 (get_immediate_dominator): Likewise.
21196 (set_immediate_dominator): Likewise.
21197 (get_dominated_by): Likewise.
21198 (redirect_immediate_dominators): Likewise.
21199 (nearest_common_denominator): Likewise.
21200 (dominated_by_p): Likewise.
21201 (bb_dom_dfs_in): Likewise.
21202 (bb_dom_dfs_out): Likewise.
21203 (recount_dominator): Likewise.
21204 (iterate_fix_dominators): Likewise.
21205 (add_to_dominance_info): Likewise.
21206 (delete_from_dominance_info): Likewise.
21207 (first_dom_son): Likewise.
21208 (next_dom_son): Likewise.
21209 (dom_info_available_p): Likewise.
21210 (dom_info_state): New.
21211 (set_dom_info_availability): New.
21213 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
21215 * config/s390/s390.md ("fix_trunc<mode>di2", "fix_trunc<mode>si2"):
21217 ("fix_trunc<DSF:mode><GPR:mode>2"): Expander added.
21219 2007-05-04 Bob Wilson <bob.wilson@acm.org>
21221 * config/xtensa/xtensa.md (adddi3, adddi_carry): Delete.
21222 (subdi3, subdi_carry): Delete.
21224 2007-05-04 Jan Hubicka <jh@suse.cz>
21225 Richard Guenther <rguenther@suse.de>
21227 * opts.c (decode_options): Do not fiddle with inlining
21228 parameters in case of optimizing for size.
21229 * ipa-inline.c (cgraph_decide_recursive_inlining): When optimizing
21230 for size do nothing.
21231 (cgraph_decide_inlining_of_small_function): When optimizing for
21232 size never inline functions increasing caller size.
21233 (cgraph_early_inlining): Inline for size when optimizing for size.
21235 2007-05-04 Bernd Schmidt <bernd.schmidt@analog.com>
21237 * config/bfin/bfin.md (<optab>di3): Now a define_expand which expands
21238 logical operations piecewise.
21239 (<optab>di_zesidi_di, <optab>di_sesidi_di, negdi2, one_cmpldi2,
21240 zero_extendsidi2, subdi_di_zesidi, subdi_zesidi_di, subdi_di_sesidi,
21241 subdi_sesidi_di): Delete.
21242 (add_with_carry): Produce carry in CC instead of a DREG to shorten
21243 the generated sequence. Allow three-reg add in constraints. Rewrite
21244 the rtl expression for carry to avoid zero_extend of a constant.
21245 (sub_with_carry): New pattern.
21246 (adddi3, subdi3): Change into define_expand. For subtract, generate a
21247 different sequence not involving jumps.
21248 (notbi): Now a named pattern.
21250 2007-05-04 Bradley Lucier <lucier@math.purdue.edu>
21252 * doc/invoke.texi (i386 and x86-64 Options) [-mpc32, -mpc64, -mpc80]:
21253 Add the note about a significant loss of accuracy of some
21254 mathematical routines when these options are used.
21256 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
21258 * haifa-sched.c (rtx_vec_t): New typedef.
21259 (contributes_to_priority_p): Extract piece of priority () into new
21261 (priority): Use the function. Add assertion.
21262 (rank_for_schedule, set_priorities): Add assertion to check that
21263 insn's priority is initialized.
21264 (clear_priorities, calc_priorities): Change signature. Make it update
21265 all relevant insns. Update all callers ('add_to_speculative_block ()'
21266 and 'create_block_check_twin ()').
21267 * sched-int.h (struct haifa_insn_data): Remove field 'priority_known'.
21268 Add new field 'priority_status'.
21269 (INSN_PRIORITY_STATUS): New macro.
21270 (INSN_PRIORITY_KNOWN): Change to use INSN_PRIORITY_STATUS.
21272 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
21274 * sched-ebb.c (debug_ebb_dependencies): New static function.
21275 (init_ready_list): Use it.
21277 * sched-rgn.c (debug_dependencies): Split into 'debug_dependencies ()'
21278 with changed signature and 'debug_rgn_dependencies ()'.
21279 (debug_rgn_dependencies): New static function.
21280 (init_ready_list): Use it.
21282 * sched-int.h (debug_dependencies): Declare.
21284 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
21286 * libgcc-std.ver (__ffssi2): Added to GCC_4.3.0 section.
21288 2007-05-04 Dirk Mueller <dmueller@suse.de>
21290 * c.opt(Wmain,ffreestanding): Enable for C++,ObjC++.
21292 2007-05-03 Jan Hubicka <jh@suse.cz>
21294 * fold-const.c (fold_unary): Convert (T1)(X op Y) into
21295 ((T1)X op (T1)Y), for pointer type in more cases than before.
21297 * gimplify.c (gimplify_expr): Fold (void *)&a + 4.
21299 * tree-object-size.c (plus_expr_object_size): When operand size is
21300 unknown, return unknown.
21302 2007-05-03 Dirk Mueller <dmueller@suse.de>
21304 * doc/invoke.texi (-m386,-m486,-mpentium,-mpentiumpro): Remove.
21306 * config/i386/i386.h (CC1_CPU_SPEC): Remove handling for deprecated
21309 * config/i386/i386.opt (m386,m486,mpentium,mpentiumpro): Remove.
21311 2007-05-03 Janis Johnson <janis187@us.ibm.com>
21313 * doc/sourcebuild.texi (Test Directives) Clarify dg-excess-errors.
21315 2007-05-03 Joseph Myers <joseph@codesourcery.com>
21317 * config/soft-fp/double.h, config/soft-fp/extended.h,
21318 config/soft-fp/floatundidf.c, config/soft-fp/floatundisf.c,
21319 config/soft-fp/floatunsidf.c, config/soft-fp/floatunsisf.c,
21320 config/soft-fp/op-2.h, config/soft-fp/op-4.h,
21321 config/soft-fp/op-common.h, config/soft-fp/quad.h: Update from
21324 2007-05-03 Ian Lance Taylor <iant@google.com>
21326 * config/rs6000/rs6000.c (rs6000_override_options): Don't set
21327 MASK_PPC_GFXOPT for 8540 or 8548.
21329 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
21331 * tree-vect-transform.c (vect_update_inits_of_drs): Use
21332 vect_print_dump_info() to output debug information.
21334 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
21337 * config/i386/i386.c (print_operand) ['z']: Output 'w' for
21338 operands of size 2 when operand is not MEM_P.
21340 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
21342 PR tree-optimization/30565
21343 * lambda-code.c (perfect_nestify): Fix updating of dominators.
21345 2007-05-03 Bernd Schmidt <bernd.schmidt@analog.com>
21347 * config/bfin/bfin.md (addpdi3, us_truncpdisi2): New patterns.
21348 (umulsi3_highpart): Use them.
21349 * config/bfin/lib1funcs.asm (__umulsi3_highpart): Use unsigned move
21350 for final accumulator to D regisster tranfser.
21352 2007-05-03 Dorit Nuzman <dorit@il.ibm.com>
21354 PR tree-optimization/31699
21355 * tree-vect-analyze.c (vect_update_misalignment_for_peel): Remove
21357 (vect_enhance_data_refs_alignment): Compute peel amount using
21358 TYPE_VECTOR_SUBPARTS instead of vf.
21359 * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Likewise.
21361 2007-05-02 Brooks Moses <brooks.moses@codesourcery.com>
21364 * system.h: Remove inclusion of double-int.h
21365 * tree.h: Include double-int.h
21366 * gengtype.c: Likewise
21367 * cfgloop.h: Likewise
21368 * Makefile.in: Adjust dependencies on double-int.h
21370 2007-05-02 Eric Christopher <echristo@apple.com>
21372 * config/darwin.h (TARGET_OPTION_TRANSLATE_TABLE): Translate
21373 -shared to -Zdynamiclib.
21375 2007-05-02 Seongbae Park <seongbae.park@gmail.com>
21378 * c-common.c (strip_pointer_or_array_types): New function.
21379 * c-common.h (strip_pointer_or_array_types): New function declaration.
21381 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
21383 PR tree-optimization/31771
21384 * tree-cfg.c (move_block_to_fn): Assign bb to the correct index.
21386 2007-05-02 Paul Brook <paul@codesourcery.com>
21388 * config/arm/bpabi.S (aeabi_lcmp): Fix result on overflow.
21390 2007-05-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
21392 PR middle-end/29715
21393 * fold-const.c (fold_comparision): Remove the "foo++ == CONST"
21396 2007-05-02 Nick Clifton <nickc@redhat.com>
21398 * config/frv/predicates.md (symbolic_operand): Accept CONSTs.
21400 2007-05-02 Richard Guenther <rguenther@suse.de>
21402 PR tree-optimization/31146
21403 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): New
21404 argument, single_use_p. If we have a single use that is
21405 a conversion to the definition rhs type, propagate that rhs.
21406 (forward_propagate_addr_expr): Pass single_use_p argument
21407 to forward_propagate_addr_expr_1.
21409 2007-05-01 H.J. Lu <hongjiu.lu@intel.com>
21411 * config/i386/i386.c (ix86_expand_sse_comi): Remove unused
21414 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
21416 * doc/invoke.texi: Fix typo, 'AMD Family 10h core' instead of
21417 'AMD Family 10 core'.
21419 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
21421 * config/i386/i386.c (override_options): Accept k8-sse3, opteron-sse3
21422 and athlon64-sse3 as improved versions of k8, opteron and athlon64
21423 with SSE3 instruction set support.
21424 * doc/invoke.texi: Likewise.
21426 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
21428 * config/i386/i386.c (override_options): Tuning 32-byte loop
21429 alignment for amdfam10 architecture. Increasing the max loop
21430 alignment to 24 bytes.
21432 2007-05-01 Kazu Hirata <kazu@codesourcery.com>
21434 * config/m68k/constraints.md: New.
21435 * config/m68k/m68k.h (REG_CLASS_FROM_LETTER,
21436 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
21437 EXTRA_CONSTRAINT): Remove.
21438 * config/m68k/m68k.md: Include constraints.md.
21439 * expr.c (expand_expr_real_1): Copy DECL_RTL before using it.
21441 2007-05-01 Ian Lance Taylor <iant@google.com>
21443 PR tree-optimization/31739
21444 * tree-vrp.c (vrp_val_is_max): New static function.
21445 (vrp_val_is_min): New static function.
21446 (set_value_range_to_value): Use TYPE_{MAX,MIN}_VALUE rather than
21448 (set_value_range): Use vrp_val_is_{max,min}.
21449 (extract_range_from_assert): Likewise.
21450 (extract_range_from_binary_expr): Likewise.
21451 (extract_range_from_unary_expr): Likewise.
21452 (dump_value_range, vrp_meet): Likewise.
21453 (vrp_visit_phi_node): Likewise.
21454 * tree.c (build_distinct_type_copy): Revert change of 2007-04-27.
21456 2007-05-01 Mark Mitchell <mark@codesourcery.com>
21458 * config/i386/gmon-sol2.c (size_t): New type.
21459 (intptr_t): Likewise.
21460 (s_textsize): Declare as size_t.
21462 (monstartup): Use size_t for sizes.
21463 (_mcount): Save and restore registers.
21464 (internal_mcount): Pass 0 as the first argument to monstartup
21466 (moncontrol): Convert pointer to appropriately sized integer
21467 before passing to profil.
21469 2007-05-01 Joseph Myers <joseph@codesourcery.com>
21471 * config/rs6000/darwin-ldouble.c (__gcc_qunord): Define if
21472 __NO_FPRS__, not just if _SOFT_DOUBLE.
21473 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qunord): Likewise.
21474 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Use __gcc_qunord
21475 also for E500 double.
21476 * config/rs6000/rs6000.md (buneq, bunge, bungt, bunle, bunlt,
21477 suneq, sunge, sungt, sunle, sunlt): Disable for (TARGET_HARD_FLOAT
21480 2007-05-01 Richard Guenther <rguenther@suse.de>
21482 * tree-ssa-loop-manip.c (ip_normal_pos): Check if last stmt
21485 2007-05-01 Joseph Myers <joseph@codesourcery.com>
21487 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qgt): Fix typo.
21489 2007-05-01 Jan Hubicka <jh@suse.cz>
21491 * tree-vectorize.c (vect_is_simple_use): gimple_min_invariant is
21494 2007-05-01 Jan Hubicka <jh@suse.cz>
21496 * tree.h (maybe_fold_offset_to_component_ref): Remove.
21497 (maybe_fold_offset_to_reference): Declare.
21498 * fold-const.c (fold_unary): Do not fold
21499 (type *)&A into &A->field_of_type_and_offset_0
21500 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): When base type
21501 size is unknown, give up.
21502 (maybe_fold_offset_to_component_ref): Ignore firelds with unknown
21504 (maybe_fold_offset_to_reference): New.
21505 (maybe_fold_stmt_indirect): Use it.
21506 (fold_stmt_r): Fold (type *)&A+offset into A->field_if_type_and_offset.
21507 * gimplify.c (gimplify_conversion): Canonicalize conversions to
21509 (gimplify_expr): Likewise for plus_expr.
21511 2007-05-01 Zdenek Dvorak <dvorakz@suse.cz>
21513 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Use
21514 bsi_after_labels. Always insert statements before bsi.
21515 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
21516 * predict.c (apply_return_prediction): Check for empty blocks.
21517 * cfgexpand.c (lab_rtx_for_bb): New variable.
21518 (label_rtx_for_bb): Do not create new tree labels.
21519 (expand_gimple_basic_block): Add labels recorded in lab_rtx_for_bb.
21520 (tree_expand_cfg): Initialize lab_rtx_for_bb.
21521 * tree-cfg.c (build_tree_cfg): Call cleanup_dead_labels after
21523 (label_for_bb): Add field used.
21524 (update_eh_label, main_block_label): Mark the label used.
21525 (cleanup_dead_labels): Remove unused labels.
21527 2007-05-01 Richard Guenther <rguenther@suse.de>
21529 * tree-vrp.c (set_value_range): Do not allocate equiv bitmap
21530 if it is not about to be set.
21531 (get_value_range): Do not pre-allocate equiv bitmap.
21532 (update_value_range): No need to clear equiv field.
21533 (add_equivalence): Change prototype to get bitmap pointer.
21534 Allocate bitmap here if it is not already.
21535 (extract_range_from_assert): Do not allocate bitmap here.
21536 Update callers to add_equivalence.
21537 (extract_range_from_ssa_name): Likewise.
21538 (get_vr_for_comparison): New static helper.
21539 (compare_name_with_value): Handle NULL equiv bitmap by
21540 peeling the first iteration of the comparison loop.
21541 Use get_vr_for_comparison.
21542 (compare_names): Handle NULL equiv bitmaps by using fake
21543 ones. Use get_vr_for_comparison.
21545 2007-04-30 Brooks Moses <brooks.moses@codesourcery.com>
21547 * double-int.c (mpz_set_double_int): Moved from
21548 tree-ssa-loop-niter.c.
21549 (mpz_get_double_int): Likewise; also, add option to wrap
21550 out-of-range integers.
21551 * double-int.h: New prototypes for above.
21552 * tree.c (get_static_type_bounds): Moved from
21553 tree-ssa-loop-niter.c; now returns TYPE_MIN_VALUE and
21554 TYPE_MAX_VALUE if they exist..
21555 * tree.h: New prototype for above.
21556 * tree-ssa-loop-niter.c: Adjust mpz_to_double_int and
21557 get_type_bounds calls.
21558 (mpz_set_double_int): Move to double-int.c.
21559 (get_type_bounds): Move to tree.c, rename to
21560 get_static_type_bounds.
21561 (mpz_to_double_int): Move to double-int.c, rename to
21562 mpz_get_double_int.
21564 2007-04-30 Bob Wilson <bob.wilson@acm.org>
21566 * config/xtensa/lib1funcs.asm (__umodsi3, __modsi3): Rearrange so that
21567 DIV0 exception can fall through to a normal return.
21569 2007-04-30 Alexandre Oliva <aoliva@redhat.com>
21571 PR middle-end/22156
21572 Temporarily revert:
21573 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
21574 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
21575 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
21576 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
21577 initialize align to silence bogus warning.
21578 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
21579 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
21581 (struct sra_walk_fns): Remove use_all parameter from use.
21582 (sra_hash_tree): Handle BIT_FIELD_REFs.
21583 (sra_elt_hash): Don't hash bitfld blocks.
21584 (sra_elt_eq): Skip them in parent compares as well. Handle
21586 (sra_walk_expr): Don't maintain or pass down use_all_p.
21587 (scan_use): Remove use_all parameter.
21588 (scalarize_use): Likewise. Re-expand assignment to
21589 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
21590 output, and re-scalarize after output. Don't mark anything
21592 (scalarize_ldst): Adjust.
21593 (scalarize_walk_gimple_modify_statement): Likewise.
21594 (build_element_name_1): Handle BIT_FIELD_REFs.
21595 (instantiate_element): Don't warn for any element whose parent
21596 is used as a whole.
21597 (instantiate_missing_elements_1): Return the sra_elt.
21598 (canon_type_for_field): New.
21599 (try_instantiate_multiple_fields): New.
21600 (instantiate_missing_elemnts): Use them.
21601 (mark_no_warning): Removed.
21602 (generate_one_element_ref): Handle BIT_FIELD_REFs.
21603 (REPLDUP, sra_build_elt_assignment): New.
21604 (generate_copy_inout): Use them.
21605 (generate_element_copy): Likewise. Handle bitfld differences.
21606 (generate_element_zero): Don't recurse for blocks. Use
21607 sra_build_elt_assignment.
21608 (generate_one_element_int): Take elt instead of var. Use
21609 sra_build_elt_assignment.
21610 (generate_element_init_1): Adjust.
21611 (scalarize_use, scalarize_copy): Use REPLDUP.
21612 (scalarize_ldst): Move assert before dereference.
21613 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
21615 2007-04-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
21618 * tree.c (reconstruct_complex_type): Reconstruct a reference
21620 Also use the same mode for the pointer as the old pointer type.
21622 2007-04-30 Francois-Xavier Coudert <coudert@clipper.ens.fr>
21624 * doc/trouble.texi (Interoperation): Remove note about Ultrix
21627 2007-04-29 Zdenek Dvorak <dvorakz@suse.cz>
21629 PR rtl-optimization/31676
21630 * df-scan.c (record_nonlocal_goto_receiver_defs): New function.
21631 (df_refs_record): Call it.
21633 2007-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
21635 * rtl.def (SS_ABS): New code.
21636 * config/bfin/bfin.c (print_operand): New modifier 'v'.
21637 (enum bfin_builtins): Add BFIN_BUILTIN_SUM_2X16, BFIN_BUILTIN_ABS_1x32,
21638 BFIN_BUILTIN_ROUND_1x32, BFIN_BUILTIN_MULT_1x32x32,
21639 BFIN_BUILTIN_MULT_1x32x32NS, BFIN_BUILTIN_SSASHIFT_1x32.
21640 (bfin_init_builtins): Define them.
21641 (bdesc_1arg, bdesc_2arg): Add some of them here, ...
21642 (bfin_expand_builtin): ... and handle the others here.
21643 * config/bfin/bfin.md (ssabssi2, ssroundsi2, ssashiftsi3,
21644 flag_mul_macv2hi_parts_acconly_andcc0): New patterns.
21645 (ss_absv2hi2): Renamed from absv2hi; use ss_abs code.
21646 (ssashiftv2hi3, ssashifthi3, lshiftv2hi3, lshifthi3): Shift count
21647 operand is only HImode.
21649 2007-04-29 Steven Bosscher <steven@gcc.gnu.org>
21651 * regclass.c (scan_one_insn): Remove splitting of
21654 2007-04-28 Sandra Loosemore <sandra@codesourcery.com>
21655 Nigel Stephens <nigel@mips.com>
21657 * config/mips/mips.h (SLOW_BYTE_ACCESS): Turn off for MIPS16.
21659 2007-04-28 Jan Hubicka <jh@suse.cz>
21661 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Use
21662 insn_locators_alloc instead of insn_locators_initialize;
21663 call reset_block_changes.
21664 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
21665 * config/sh/sh.c (sparc_output_mi_thunk): Likewise.
21666 * config/is64/ia64.c (ia64_output_mi_thunk): Likewise.
21667 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
21668 * config/score/score.c (th_output_mi_thunk): Likewise.
21669 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
21670 * cfglyaout.c (set_curr_insn_source_location, set_curr_insn_block):
21671 tolerate uninitialized locator info.
21674 * function.c (init_function_start): Don't init line number info.
21675 (expand_function_end): Update.
21676 (reset_block_changes, record_block_change, finalize_block_changes,
21677 check_block_change, free_block_changes): Kill.
21678 * function.h (reset_block_changes, record_block_change,
21679 finalize_block_changes, check_block_change, free_block_changes):
21681 (struct function): Remove ib_boundaries_block.
21682 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
21683 Use curr_insn_locator to initialize locator.
21684 (emit_line_note): Remove.
21685 * cfgexpand.c (expand_gimple_cond_expr): Update.
21686 (construct_exit_block): Likewise.
21687 (tree_expand_cfg): Initialize/finalize locators.
21688 * expr.c (expand_expr_real): Update.
21689 * cfglayout.c (line_locators_locs, line_locators_lines,
21690 file_locators_locs, file_locators_files): Remove.
21691 (set_block_levels): Move to cfgexpand.c.
21692 (insn_locators_initialize): Remove.
21693 (pass_insn_locators_initialize): Remove.
21694 (locations_locators_locs, locations_locators_vals): New static vars.
21695 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
21697 (insn_locators_alloc, insn_locators_finalize,
21698 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
21700 (locator_location): New.
21701 (locator_line, locator_file): Rewrite.
21702 * rtl.h (emit_line_note): Kill.
21703 (insn_locators_alloc, insn_locators_finalize,
21704 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
21706 * tree-inline.c (initialize_cfun): Do not initialize
21707 ib_boundaries_block.
21708 * passes.c (pass_insn_locators_initialize): Remove.
21710 2007-04-28 Zdenek Dvorak <dvorakz@suse.cz>
21712 * tree-cfg.c (move_block_to_fn): Release bb from dominance
21713 info. Update last_basic_block correctly.
21715 2007-04-27 Kaz Kojima <kkojima@gcc.gnu.org>
21718 * config/sh/sh.c (output_stack_adjust): Avoid using the frame
21719 register itself to hold the offset constant. Tell flow the use
21720 of r4 and r5 when they are used.
21722 2007-04-27 Richard Guenther <rguenther@suse.de>
21724 * tree-ssa-forwprop.c (forward_propagate_into_cond): Keep track
21725 if we simplified anything.
21726 (tree_ssa_forward_propagate_single_use_vars): Defer overflow
21727 warnings until we did a simplification and the stmt was not
21728 marked as TREE_NO_WARNING.
21730 2007-04-27 Mike Stump <mrs@apple.com>
21732 * config/rs6000/darwin.h (ALWAYS_PUSH_CONSTS_USING_REGS_P): Remove.
21734 2007-04-27 Ian Lance Taylor <iant@google.com>
21736 PR middle-end/31710
21737 * tree.c (build_distinct_type_copy): If TYPE_MIN_VALUE or
21738 TYPE_MAX_VALUE exist, convert them to the new type.
21740 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
21742 * tree-cfgcleanup.c (cleanup_tree_cfg): Verify dominance info
21743 if it claims to be available.
21744 * tree-ssa-dce.c (remove_dead_stmt): Mark cfg as altered when
21745 edge is redirected.
21746 (perform_tree_ssa_dce): Always free postdominators.
21748 2007-04-27 Richard Henderson <rth@redhat.com>
21750 * config/alpha/predicates.md (aligned_memory_operand): Mark
21751 as define_special_predicate.
21752 (unaligned_memory_operand, normal_memory_operand): Likewise.
21753 (reg_or_unaligned_mem_operand): Remove.
21754 (any_memory_operand): Match the documentation and check for
21755 non-renumbered pseudos during reload.
21756 * config/alpha/alpha.c (alpha_secondary_reload): Rename from
21757 alpha_secondary_reload_class, update to new interface, make static.
21758 Handle CQImode like HImode. Remove FP subreg check.
21759 (alpha_expand_mov): Use replace_equiv_address.
21760 (alpha_expand_mov_nobwx): Use any_memory_operand.
21761 (TARGET_SECONDARY_RELOAD): New.
21762 * config/alpha/alpha.h (SECONDARY_INPUT_RELOAD_CLASS): Remove.
21763 (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
21764 * config/alpha/sync.md (I12MODE, I48MODE, modesuffix): Move ...
21765 * config/alpha/alpha.md: ... here.
21766 (RELOAD12, reloadmode): New.
21768 (reload_in<RELOAD12>): Macro-ize from reload_inqi, reload_inhi.
21769 Don't handle the aligned case here.
21770 (reload_out<RELOAD12>): Macro-ize from reload_outqi, reload_outhi.
21771 (reload_in<I12MODE>_aligned): Macro-ize from reload_inqi_help,
21772 reload_inhi_help. Don't expect a scratch register.
21773 (reload_out<I12MODE>_aligned): Macro-ize from reload_outqi_help,
21775 * config/alpha/alpha-protos.h (alpha_secondary_reload_class): Remove.
21777 2007-04-27 Richard Guenther <rguenther@suse.de>
21779 * tree-ssa-forwprop.c (get_prop_dest_stmt): Fix comment typo.
21781 2007-04-27 Richard Guenther <rguenther@suse.de>
21783 PR tree-optimization/30965
21784 PR tree-optimization/30978
21785 * Makefile.in (tree-ssa-forwprop.o): Depend on $(FLAGS_H).
21786 * tree-ssa-forwprop.c (forward_propagate_into_cond_1): Remove.
21787 (find_equivalent_equality_comparison): Likewise.
21788 (simplify_cond): Likewise.
21789 (get_prop_source_stmt): New helper.
21790 (get_prop_dest_stmt): Likewise.
21791 (can_propagate_from): Likewise.
21792 (remove_prop_source_from_use): Likewise.
21793 (combine_cond_expr_cond): Likewise.
21794 (forward_propagate_comparison): New function.
21795 (forward_propagate_into_cond): Rewrite to use fold for
21797 (tree_ssa_forward_propagate_single_use_vars): Call
21798 forward_propagate_comparison to propagate comparisons.
21800 2007-04-27 Richard Guenther <rguenther@suse.de>
21802 PR tree-optimization/31715
21803 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make
21804 sure to do computation on the offset in an appropriate
21807 2007-04-27 Richard Sandiford <richard@codesourcery.com>
21809 * reload.h (elimination_target_reg_p): Declare.
21810 * reload.c (find_reloads): Don't apply the reg_rtx move
21811 optimization if the SET_DEST satisfies elimination_target_reg_p.
21812 * reload1.c (elimination_target_reg_p): New function.
21813 (gen_reload): In the move/add2 fallback, make sure that op0
21814 does not overlap the destination register.
21816 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
21818 * tree-ssa-loop-im.c (determine_invariantness_stmt): Attempt to
21819 transform only GIMPLE_MODIFY_STMTs.
21820 * tree-complex.c (expand_complex_operations_1): Ditto.
21821 (expand_complex_div_wide): Do not create gotos in COND_EXPR branches.
21822 * tree-ssa-loop-manip.c (build_if_stmt): Removed.
21823 (tree_transform_and_unroll_loop): Do not create gotos in COND_EXPR
21825 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
21826 tree_mod_subtract, tree_ic, tree_stringop_fixed_value): Ditto.
21827 * omp-low.c (expand_parallel_call, expand_omp_for_generic,
21828 expand_omp_for_static_chunk, expand_omp_for_static_nochunk): Ditto.
21829 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes,
21830 slpeel_add_loop_guard): Ditto.
21831 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
21832 * lambda-code.c (perfect_nestify): Ditto.
21833 * tree-iterator.c (tsi_split_statement_list_before): Fix splitting
21834 before the first statement.
21835 * tree-optimize.c (execute_free_datastructures): Fix comments.
21836 (execute_free_cfg_annotations): Do not call disband_implicit_edges.
21837 * tree-flow.h (disband_implicit_edges): Declaration removed.
21838 * tree-cfg.c (make_cond_expr_edges): Remove gotos from COND_EXPR
21840 (cleanup_dead_labels, tree_redirect_edge_and_branch): Handle
21841 COND_EXPRs without gotos.
21842 (disband_implicit_edges, has_label_p): Removed.
21843 (tree_verify_flow_info): Verify that COND_EXPR branches are empty.
21844 (tree_lv_add_condition_to_bb): Do not create gotos in COND_EXPR
21846 * tree.c (build3_stat): Mark COND_EXPRs used as statements as having
21848 * tree-pretty-print.c (dump_implicit_edges): Dump implicit edges
21849 also for COND_EXPRs.
21850 * cfgexpand.c (label_rtx_for_bb): New function.
21851 (expand_gimple_cond_expr): Do not expect gotos in COND_EXPR branches.
21852 Use label_rtx_for_bb to find the labels.
21853 (expand_gimple_basic_block): Remove RETURN_EXPR at the end of the
21854 last block. Detect fallthru edges.
21856 2007-04-26 Ian Lance Taylor <iant@google.com>
21859 * reload.c (find_reloads_subreg_address): If the address was valid
21860 in the original mode but not in the new mode, reload the whole
21863 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
21865 * tree-cfgcleanup.c (cfgcleanup_altered_bbs): New global variable.
21866 (remove_fallthru_edge): Use remove_edge_and_dominated_blocks.
21867 (cleanup_control_expr_graph): Do not invalidate dominance info.
21868 Record altered blocks.
21869 (cleanup_control_flow, cleanup_forwarder_blocks): Removed.
21870 (cleanup_control_flow_bb, split_bbs_on_noreturn_calls,
21871 cleanup_tree_cfg_bb): New functions.
21872 (remove_forwarder_block): Do not maintain the worklist of blocks.
21873 Record altered blocks.
21874 (cleanup_tree_cfg_1): Iterate over cfgcleanup_altered_bbs,
21875 not over whole cfg.
21876 (cleanup_tree_cfg): Do not iterate cleanup_tree_cfg_1. Only call
21877 delete_unreachable_blocks if dominators are not available.
21878 * tree-inline.c (optimize_inline_calls): Free dominance information
21880 * tree-flow.h (remove_edge_and_dominated_blocks,
21881 cfgcleanup_altered_bbs): Altered.
21882 * tree-cfg.c (replace_uses_by, tree_merge_blocks): Record altered
21884 (get_all_dominated_blocks, remove_edge_and_dominated_blocks): New
21886 (tree_purge_dead_eh_edges): Use remove_edge_and_dominated_blocks,
21887 do not invalidate dominators.
21889 2007-04-26 Anatoly Sokolov <aesok@post.ru>
21891 * config/avr/avr.c (avr_mcu_types): Add support for ATmega8HVA and
21892 ATmega16HVA devices. Move AT90USB82 device to 'avr5' architecture.
21893 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
21894 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
21896 2007-04-26 Steve Ellcey <sje@cup.hp.com>
21898 * config/ia64/ia64.md (ip_value): Fix itanium_class attribute.
21900 2007-04-26 Richard Guenther <rguenther@suse.de>
21902 PR tree-optimization/31703
21903 * tree-ssa-loop-im.c (rewrite_bittest): Make sure to use
21904 the right type for the target of the bittest.
21906 2007-04-26 Richard Sandiford <richard@codesourcery.com>
21908 * config/i386/vx-common.h (RETURN_IN_MEMORY): Use
21909 ix86_sol10_return_in_memory.
21911 2007-04-26 Richard Sandiford <richard@codesourcery.com>
21913 * config/i386/i386.c (ix86_sol10_return_in_memory): Remove unused
21916 2007-04-26 Jakub Jelinek <jakub@redhat.com>
21919 * tree-inline.c (copy_body_r): Don't touch TREE_TYPE of OMP_CLAUSE.
21921 PR tree-optimization/30558
21922 * tree-eh.c (lower_eh_filter): If EH_FILTER_MUST_NOT_THROW
21923 clear this_state.prev_try.
21925 2007-04-26 Richard Sandiford <richard@codesourcery.com>
21926 Mark Mitchell <mark@codesourcery.com>
21928 * config/i386/i386-protos.h (ix86_sol10_return_in_memory): Declare.
21929 * config/i386/i386.c (ix86_sol10_return_in_memory): New function.
21930 * config/i386/sol2-10.h (RETURN_IN_MEMORY): Use it.
21932 2007-04-26 Richard Sandiford <richard@codesourcery.com>
21935 * doc/invoke.texi (%:print-asm-header): Document.
21936 * gcc.c (asm_options): Use %:print-asm-header() for --target-help
21938 (static_spec_functions): Add print-asm-header.
21939 (main): Print a banner before the --target-help linker options.
21940 (print_asm_header_spec_function): New function.
21942 2007-04-25 Kaz Kojima <kkojima@gcc.gnu.org>
21945 * config/sh/sh.md (movsi_ie): Fix length for TARGET_SH2A.
21946 (movsf_ie): Likewise.
21948 2007-04-25 Paolo Carlini <pcarlini@suse.de>
21950 * doc/extend.texi ([Type Traits]): Adjust per N2255.
21952 2007-04-25 Bob Wilson <bob.wilson@acm.org>
21954 * config/xtensa/lib1funcs.asm (__udivsi3, __divsi3): Throw an
21955 exception for divide-by-zero.
21956 (__umodsi3, __modsi3): Likewise.
21958 2007-04-25 Dirk Mueller <dmueller@suse.de>
21960 * c-typeck.c (build_compound_expr): Annotate warning()
21961 call with OPT_Wunused_value.
21962 * tree-ssa.c (warn_uninit): Annotate warning with
21964 * c-common.c (handle_sentinel_attribute): Annotate warning
21965 call with OPT_Wattributes.
21967 2007-04-25 Thiemo Seufer <ths@mips.com>
21969 * config/mips/mips.opt (mdmx, mmt, mno-mdmx): New options.
21970 (mips16): Fix typo.
21971 * config/mips/mips.h (ASM_SPEC): Pass -mmt/-mno-mt and -mdmx/-mno-mdmx
21972 on to the assembler. Improve handling of -mno-mips16. Add handling
21973 of -mno-mips3d, -mno-dsp, -mno-dspr2.
21974 * doc/invoke.texi (MIPS Options): Whitespace cleanup. Fix wrong use
21975 of @itemx. Document -mno-dsp, -mno-dspr2, -mno-paired-single, -mdmx,
21976 -mno-mdmx, -mno-mips3d, -mmt and -mno-mt.
21978 2007-04-25 Danny Smith <dannysmith.users.sourceforge.net>
21981 * config/i386/winnt.c (i386_pe_file_end): Strip only
21982 USER_LABEL_PREFIX when writing export name.
21984 2007-04-25 Richard Sandiford <richard@codesourcery.com>
21986 * config.gcc (sh-wrs-vxworks): Don't include dbxelf.h. Include
21987 sh/elf.h, vx-common.h and vxworks.h.
21988 * config/sh/sh.h: Include config/vxworks-dummy.h.
21989 (SUBTARGET_OVERRIDE_OPTIONS): Define.
21990 (OVERRIDE_OPTIONS): Use it.
21991 * config/sh/sh.md (GOTaddr2picreg): Add suport for VxWorks RTPs.
21992 (vxworks_picreg): New pattern.
21993 * config/sh/vxworks.h (TARGET_OS_CPP_BUILTINS): Use
21994 VXWORKS_OS_CPP_BUILTINS.
21995 (LIB_SPEC, LINK_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine
21996 to their VXWORKS_* equivalents.
21997 (SUBTARGET_OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
21998 (SUBTARGET_LINK_EMUL_SUFFIX, FUNCTION_PROFILER): Define.
21999 * config/sh/lib1funcs.asm (NO_FPSCR_VALUES): Define for VxWorks PIC.
22000 (set_fpscr, ic_invalidate): Add VxWorks PIC sequences.
22001 * config/sh/t-vxworks (MULTILIB_OPTIONS): Add m4a, -mrtp and
22002 -mrtp/-fPIC multilibs.
22003 (MULTILIB_EXCEPTIONS): Generalize globs accordingly.
22004 (MULTILIB_MATCHES, EXTRA_MULTILIB_PARTS): Define.
22005 (MULTILIB_OSDIRNAMES): Delete.
22007 2007-04-25 Anatoly Sokolov <aesok@post.ru>
22010 * config/avr/avr.h (ASM_OUTPUT_ALIGN): Redefine.
22012 2007-04-24 Brooks Moses <brooks.moses@codesourcery.com>
22014 * real.c (mpfr_from_real): Handle Inf and NaN, and allow the
22015 rounding mode to be specified by the caller.
22016 (real_to_mpfr) Likewise.
22017 * real.h: Update mpfr_from_real, mpfr_to_real prototypes to
22018 include new arguments.
22019 * builtins.c: Update mpfr_from_real, mpfr_to_real calls.
22021 2007-04-24 Ian Lance Taylor <iant@google.com>
22023 PR tree-optimization/31605
22024 * tree-vrp.c (set_value_range): Check that min and max are not
22025 both overflow infinities.
22026 (set_value_range_to_value): New static function.
22027 (extract_range_from_binary_expr): Call set_value_range_to_value.
22028 (extract_range_from_cond_expr): Likewise.
22029 (extract_range_from_expr): Likewise.
22030 (extract_range_from_unary_expr): Likewise. Don't create a range
22031 which overflows on both sides.
22032 (vrp_meet): Check for a useless range.
22033 (vrp_visit_phi_node): If we see a constant which looks like an
22034 overflow infinity, turn off the TREE_OVERFLOW flag.
22036 2007-04-24 Ian Lance Taylor <iant@google.com>
22038 * flow.c (elim_reg_cond): Handle a comparison of a subreg.
22040 2007-04-24 Simon Martin <simartin@users.sourceforge.net>
22042 PR diagnostic/25923
22043 * tree-pass.h (TDF_DIAGNOSTIC): New dump control to specify that a
22044 diagnostic message is being built.
22045 * tree-pretty-print.c (dump_generic_node): Only write the
22046 formatted text into BUFFER's stream if we are not building a
22047 diagnostic message.
22048 * toplev.c (default_tree_printer): Pass TDF_DIAGNOSTIC to
22050 * Makefile.in (toplev.o): Depend on tree-pass.h.
22052 2007-04-24 Ian Lance Taylor <iant@google.com>
22054 PR tree-optimization/31602
22055 * tree-ssa-loop-ch.c (copy_loop_headers): Set TREE_NO_WARNING for
22056 conditionals in the copied loop header.
22057 * tree-cfg.c (fold_cond_expr_cond): Don't issue undefined overflow
22058 warnings if TREE_NO_WARNING is set.
22059 * doc/invoke.texi (Warning Options): Clarify that
22060 -Wstrict-overflow does not warn about loops.
22062 2007-04-24 Janis Johnson <janis187@us.ibm.com>
22064 * config/rs6000/rs6000.c (function_arg_advance): For 32-bit ELF ABI,
22065 expand on the comment about _Decimal128 arguments and check the
22066 integer result of the modulus operation; for 64-bit ELF ABI, ensure
22067 that _Decimal128 argument uses even/odd register pair.
22068 (function_arg): Ditto.
22070 2007-04-24 Hui-May Chang <hm.chang@apple.com>
22072 * reload1.c (merge_assigned_reloads) : Do not merge a RELOAD_OTHER
22073 instruction with a RELOAD_FOR_OPERAND_ADDRESS instruction.
22075 2007-04-24 Richard Guenther <rguenther@suse.de>
22076 Olga Golovanevsky <olga@il.ibm.com>
22078 * fold-const.c (multiple_of_p): Check for bottom
22081 2007-04-24 Richard Henderson <rth@redhat.com>
22083 * libgcc2.h (AVOID_FP_TYPE_CONVERSION): Rename from
22084 IS_IBM_EXTENDED. Also define in terms of WIDEST_HARDWARE_FP_SIZE.
22085 * libgcc2.c (__floatdisf): Avoid double-word arithmetic when
22086 looking for non-zero bits shifted out. Avoid a recursive call
22087 when constructing the scalar.
22088 (__floatundisf): Likewise.
22090 2007-04-24 Nathan Froyd <froydnj@codesourcery.com>
22092 * dwarf2out.c (field_byte_offset): Move the existing logic
22093 under the control of PCC_BITFIELD_TYPE_MATTERS and just use
22094 the bit offset of the field if !PCC_BITFIELD_TYPE_MATTERS.
22096 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
22099 * config/s390/s390.c (s390_expand_setmem): Don't ICE for constant
22100 length argument of 0 for memset.
22101 (s390_expand_movmem, s390_expand_setmem, s390_expand_cmpmem): Use
22102 unsigned shift instead of the signed variant.
22104 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
22106 * config/s390/s390.md ("*cmp<mode>_ccs_0_ibm", "*cmp<mode>_ccs_ibm",
22107 "fix_trunc<BFP:mode><GPR:mode>2_ieee", "fix_truncdfsi2_ibm",
22108 "floatsidf2_ibm", "floatsisf2", "truncdfsf2_ieee", "truncdfsf2_ibm",
22109 "*trunctfdf2_ieee", "*trunctfdf2_ibm", "*trunctfsf2_ieee",
22110 "*trunctfsf2_ibm", "extendsfdf2_ieee", "extendsfdf2_ibm",
22111 "*extenddftf2_ieee", "*extenddftf2_ibm", "*extendsftf2_ieee",
22112 "*extendsftf2_ibm", "*add<mode>3", "*add<mode>3_ibm", "*sub<mode>3_ibm",
22113 "*mul<mode>3", "*mul<mode>3_ibm", "*div<mode>3", "*div<mode>3_ibm",
22114 "*neg<mode>2_ibm", "*abs<mode>2_ibm"): Insn definitions removed.
22115 ("fix_trunc<BFP:mode><GPR:mode>2_bfp", "floatsi<mode>2",
22116 "truncdfsf2", "trunctf<mode>2", "add<mode>3", "sub<mode>3",
22117 "mul<mode>3", "div<mode>3"): Insn definitions added.
22118 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fix_trunc<mode>di2",
22119 "fix_trunc<mode>si2"): gen_fix_trunc<BFP:mode><GPR:mode>2_ieee renamed
22120 to gen_fix_trunc<BFP:mode><GPR:mode>2_bfp.
22121 ("fix_truncdfsi2", "floatsitf2", "truncdfsf2", "trunctfdf2",
22122 "trunctfsf2", "extendsfdf2", "extenddftf2", "extendsftf2", "add<mode>3",
22123 "sub<mode>3", "mul<mode>3", "div<mode>3"): Expander removed.
22124 ("fix_trunc<mode>si2", "extend<DSF:mode><BFP:mode>2"): Expander added.
22125 * config/s390/s390.h (TARGET_IBM_FLOAT, TARGET_IEEE_FLOAT,
22126 TARGET_FLOAT_FORMAT): Macro definitions removed.
22127 (FP_REGNO_P): No special case for !TARGET_IEEE_FLOAT anymore.
22128 * config/s390/s390.c (struct processor_costs, z900_cost, z990_cost,
22129 z9_109_cost): Remove fields for hexfloat instructions: dxr, ddr and der.
22130 (s390_rtx_costs): Remove !TARGET_IEEE_FLOAT special branches.
22131 (s390_gen_rtx_const_DI): Function removed.
22132 * config/s390/s390-protos.h (s390_gen_rtx_const_DI): Prototype removed.
22134 2007-04-24 Richard Sandiford <richard@codesourcery.com>
22136 * optabs.c (set_conv_libfunc): Prefer libgcc2's __ffsMM2 functions
22137 over an external ffs function.
22139 2007-04-24 Chao-ying Fu <fu@mips.com>
22140 Richard Sandiford <richard@nildram.co.uk>
22142 * doc/md.texi (madd@var{m}@var{n}4, umadd@var{m}@var{n}4): Document.
22143 * optabs.h (OTI_smadd_widen, OTI_umadd_widen): New optab_indexes.
22144 (smadd_widen_optab, umadd_widen_optab): Define.
22145 * optabs.c (init_optabs): Initialize smadd_widen_optab and
22147 * genopinit.c (optabs): Fill in smadd_widen_optab and
22149 * expr.c (expand_expr_real_1): Try to use smadd_widen_optab
22150 and umadd_widen_optab to implement multiply-add sequences.
22151 * config/mips/mips.md (*<su>mul_acc_di): Rename to...
22152 (<u>maddsidi4): ...this. Extend condition to include
22153 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
22154 of operand 0 to "ka" and use the three-operand form of madd<u>
22156 * config/mips/mips-dspr2.md (mips_madd, mips_maddu): Convert
22158 * config/mips/constraints.md (ka): New register constraint.
22160 2007-04-24 Jan Hubicka <j@suse.cz>
22164 2007-04-23 Jan Hubicka <jh@suse.cz>
22165 * function.c (init_function_start): Don't init line number info.
22166 (expand_function_end): Update.
22167 (reset_block_changes, record_block_change, finalize_block_changes,
22168 check_block_change, free_block_changes): Kill.
22169 * function.h (reset_block_changes, record_block_change,
22170 finalize_block_changes, check_block_change, free_block_changes):
22172 (struct function): Remove ib_boundaries_block.
22173 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
22174 Use curr_insn_locator to initialize locator.
22175 (emit_line_note): Remove.
22176 * cfgexpand.c (expand_gimple_cond_expr): Update.
22177 (construct_exit_block): Likewise.
22178 (tree_expand_cfg): Initialize/finalize locators.
22179 * expr.c (expand_expr_real): Update.
22180 * cfglayout.c (line_locators_locs, line_locators_lines,
22181 file_locators_locs, file_locators_files): Remove.
22182 (set_block_levels): Move to cfgexpand.c.
22183 (insn_locators_initialize): Remove.
22184 (pass_insn_locators_initialize): Remove.
22185 (locations_locators_locs, locations_locators_vals): New static vars.
22186 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
22188 (insn_locators_alloc, insn_locators_finalize,
22189 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
22191 (locator_location): New.
22192 (locator_line, locator_file): Rewrite.
22193 * rtl.h (emit_line_note): Kill.
22194 (insn_locators_alloc, insn_locators_finalize,
22195 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
22197 * tree-inline.c (initialize_cfun): Do not initialize
22198 ib_boundaries_block.
22199 * passes.c (pass_insn_locators_initialize): Remove.
22201 2007-04-24 Daniel Franke <franke.daniel@gmail.com>
22203 * doc/invoke.texi: Removed leading '-' from option index entries.
22205 2007-04-23 Zdenek Dvorak <dvorakz@suse.cz>
22207 * tree-phinodes.c (reserve_phi_args_for_new_edge, remove_phi_node):
22209 (create_phi_node): Use set_phi_nodes.
22210 * omp-low.c (expand_omp_parallel): Use bb_stmt_list.
22211 * tree-if-conv.c (process_phi_nodes): Use set_phi_nodes.
22212 (combine_blocks): Use bb_stmt_list and set_bb_stmt_list.
22213 * tree-flow-inline.h (phi_nodes, set_phi_nodes,
22214 (bsi_start, bsi_last): Use bb_stmt_list.
22215 (phi_nodes_ptr, bb_stmt_list, set_bb_stmt_list): New functions.
22216 * cfgexpand.c (expand_gimple_basic_block): Use bb_stmt_list.
22217 Traverse the statements using tsi iterator.
22218 * basic-block.h (struct basic_block_def): Fields stmt_list
22219 and phi_nodes moved to ...
22220 (struct tree_bb_info): ... new structure.
22221 * tree-cfg.c (create_bb): Allocate il.tree. Use set_bb_stmt_list.
22222 (tree_merge_blocks): Use bb_stmt_list and set_bb_stmt_list.
22223 (remove_bb): Handle blocks with NULL stmt list. Clear il.tree field.
22224 (tree_verify_flow_info): Verify that il.tree is not set for
22225 entry and exit block.
22226 (tree_split_block): Use set_bb_stmt_list.
22228 2007-04-23 Mike Stump <mrs@apple.com>
22230 * config/i386/i386.c (ix86_tune_features
22231 [X86_TUNE_DEEP_BRANCH_PREDICTION]: Prefer call over thunks on
22234 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
22236 * config/i386/i386.md (prefix_extra): New attribute.
22237 (length): Add prefix_extra.
22239 * onfig/i386/sse.md (sse2_movdqu): Set prefix_data16.
22240 (sse2_movntv2di): Likewise.
22241 (sse2_cvtps2dq): Likewise.
22242 (sse2_cvtpd2pi): Likewise.
22243 (sse2_cvttpd2pi): Likewise.
22244 (*sse2_cvtpd2ps): Likewise.
22245 (*add<mode>3): Likewise.
22246 (sse2_ssadd<mode>3): Likewise.
22247 (sse2_usadd<mode>3): Likewise.
22248 (*sub<mode>3): Likewise.
22249 (sse2_sssub<mode>3): Likewise.
22250 (sse2_ussub<mode>3): Likewise.
22251 (*mulv8hi3): Likewise.
22252 (*smulv8hi3_highpart): Likewise.
22253 (*umulv8hi3_highpart): Likewise.
22254 (sse2_umulv2siv2di3): Likewise.
22255 (sse2_pmaddwd): Likewise.
22256 (ashr<mode>3): Likewise.
22257 (lshr<mode>3): Likewise.
22258 (ashl<mode>3): Likewise.
22259 (sse2_ashlti3): Likewise.
22260 (sse2_lshrti3): Likewise.
22261 (*umaxv16qi3): Likewise.
22262 (*smaxv8hi3): Likewise.
22263 (*uminv16qi3): Likewise.
22264 (*sminv8hi3): Likewise.
22265 (sse2_eq<mode>3): Likewise.
22266 (sse2_gt<mode>3): Likewise.
22267 (*and<mode>3): Likewise.
22268 (sse2_nand<mode>3): Likewise.
22269 (*ior<mode>3): Likewise.
22270 (*xor<mode>3): Likewise.
22271 (sse2_packsswb): Likewise.
22272 (sse2_packssdw): Likewise.
22273 (sse2_packuswb): Likewise.
22274 (sse2_punpckhbw): Likewise.
22275 (sse2_punpcklbw): Likewise.
22276 (sse2_punpckhwd): Likewise.
22277 (sse2_punpcklwd): Likewise.
22278 (sse2_punpckhdq): Likewise.
22279 (sse2_punpckldq): Likewise.
22280 (sse2_punpckhqdq): Likewise.
22281 (sse2_punpcklqdq): Likewise.
22282 (*sse2_pinsrw): Likewise.
22283 (*sse2_pextrw): Likewise.
22284 (sse2_pshufd_1): Likewise.
22285 (sse2_uavgv16qi3): Likewise.
22286 (sse2_uavgv8hi3): Likewise.
22287 (sse2_psadbw): Likewise.
22288 (sse2_pmovmskb): Likewise.
22289 (*sse2_maskmovdqu): Likewise.
22290 (*sse2_maskmovdqu_rex64): Likewise.
22291 (sse4a_extrqi): Likewise.
22292 (sse4a_extrq): Likewise.
22293 (sse3_lddqu): Set prefix_rep.
22294 (sse3_addsubv4sf3): Likewise.
22295 (sse3_haddv4sf3): Likewise.
22296 (sse3_hsubv4sf3): Likewise.
22297 (sse_cvtss2si): Likewise.
22298 (sse_cvtss2si_2): Likewise.
22299 (sse_cvtss2siq): Likewise.
22300 (sse_cvtss2siq_2): Likewise.
22301 (sse_cvttss2si): Likewise.
22302 (sse_cvttss2siq): Likewise.
22303 (sse2_cvttps2dq): Likewise.
22304 (sse3_movshdup): Likewise.
22305 (sse3_movsldup): Likewise.
22306 (sse2_cvtsd2si): Likewise.
22307 (sse2_cvtsd2si_2): Likewise.
22308 (sse2_cvtsd2siq): Likewise.
22309 (sse2_cvtsd2siq_2): Likewise.
22310 (sse2_cvttsd2si): Likewise.
22311 (sse2_cvttsd2siq): Likewise.
22312 (*sse2_cvtpd2dq): Likewise.
22313 (*sse2_cvttpd2dq): Likewise.
22314 (sse2_pshuflw_1): Likewise.
22315 (sse2_pshufhw_1): Likewise.
22316 (sse4a_insertqi): Likewise.
22317 (sse4a_insertq): Likewise.
22318 (ssse3_phaddwv8hi3): Set prefix_data16 and prefix_extra.
22319 (ssse3_phadddv4si3): Likewise.
22320 (ssse3_phaddswv8hi3): Likewise.
22321 (ssse3_phsubwv8hi3): Likewise.
22322 (ssse3_phsubdv4si3): Likewise.
22323 (ssse3_phsubswv8hi3): Likewise.
22324 (ssse3_pmaddubswv8hi3): Likewise.
22325 (ssse3_pmulhrswv8hi3): Likewise.
22326 (ssse3_pshufbv16qi3): Likewise.
22327 (ssse3_psign<mode>3): Likewise.
22328 (ssse3_palignrti): Likewise.
22329 (abs<mode>2): Likewise.
22330 (ssse3_phaddwv4hi3): Set prefix_extra.
22331 (ssse3_phadddv2si3): Likewise.
22332 (ssse3_phaddswv4hi3): Likewise.
22333 (ssse3_phsubwv4hi3): Likewise.
22334 (ssse3_phsubdv2si3): Likewise.
22335 (ssse3_phsubswv4hi3): Likewise.
22336 (ssse3_pmaddubswv4hi3): Likewise.
22337 (ssse3_pmulhrswv4hi3): Likewise.
22338 (ssse3_pshufbv8qi3): Likewise.
22339 (ssse3_psign<mode>3): Likewise.
22340 (ssse3_palignrdi): Likewise.
22341 (abs<mode>2): Likewise.
22342 (sse2_cvtdq2ps): Set mode to V4SF instead of V2DF.
22343 (*vec_dupv2df): Set mode to V2DF instead of V4SF.
22344 (sse2_pmovmskb): Set mode to SI instead of V2DF.
22346 2007-04-23 Nick Clifton <nickc@redhat.com>
22348 * params.def: Fix formatting of emacs local variables.
22350 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
22352 * config/i386/sse.md (sse2_stored): Don't split to inter-unit
22353 move if inter-unit move isn't allowed.
22354 Don't split moving the first element of V2DI to DI to inter-unit
22355 move if inter-unit move isn't allowed.
22357 2007-04-23 Richard Guenther <rguenther@suse.de>
22359 * tree-ssa-sink.c (execute_sink_code): Calculate CDI_DOMINATORS
22360 and CDI_POST_DOMINATORS separately.
22362 2007-04-23 Nick Clifton <nickc@redhat.com>
22364 * c.opt (Wformat-contains-nul): Add warning attribute.
22366 2007-04-23 Jan Hubicka <jh@suse.cz>
22368 * function.c (init_function_start): Don't init line number info.
22369 (expand_function_end): Update.
22370 (reset_block_changes, record_block_change, finalize_block_changes,
22371 check_block_change, free_block_changes): Kill.
22372 * function.h (reset_block_changes, record_block_change,
22373 finalize_block_changes, check_block_change, free_block_changes):
22375 (struct function): Remove ib_boundaries_block.
22376 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
22377 Use curr_insn_locator to initialize locator.
22378 (emit_line_note): Remove.
22379 * cfgexpand.c (expand_gimple_cond_expr): Update.
22380 (construct_exit_block): Likewise.
22381 (tree_expand_cfg): Initialize/finalize locators.
22382 * expr.c (expand_expr_real): Update.
22383 * cfglayout.c (line_locators_locs, line_locators_lines,
22384 file_locators_locs, file_locators_files): Remove.
22385 (set_block_levels): Move to cfgexpand.c.
22386 (insn_locators_initialize): Remove.
22387 (pass_insn_locators_initialize): Remove.
22388 (locations_locators_locs, locations_locators_vals): New static vars.
22389 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
22391 (insn_locators_alloc, insn_locators_finalize,
22392 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
22394 (locator_location): New.
22395 (locator_line, locator_file): Rewrite.
22396 * rtl.h (emit_line_note): Kill.
22397 (insn_locators_alloc, insn_locators_finalize,
22398 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
22400 * tree-inline.c (initialize_cfun): Do not initialize
22401 ib_boundaries_block.
22402 * passes.c (pass_insn_locators_initialize): Remove.
22404 2007-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
22406 PR middle-end/31448
22407 * expr.c (reduce_to_bit_field_precision): Handle
22410 2007-04-22 Uros Bizjak <ubizjak@gmail.com>
22412 PR tree-optimization/24659
22413 * optabs.h (enum optab_index) [OTI_vec_unpacks_hi,
22414 OTI_vec_unpacks_lo]: Update comment to mention floating point operands.
22415 (vec_pack_trunc_optab): Rename from vec_pack_mod_optab.
22416 * genopinit.c (optabs): Rename vec_pack_mod_optab
22417 to vec_pack_trunc_optab.
22418 * tree-vect-transform.c (vectorizable_type_demotion): Do not fail
22419 early for scalar floating point operands for NOP_EXPR.
22420 (vectorizable_type_promotion): Ditto.
22421 * optabs.c (optab_for_tree_code) [VEC_PACK_TRUNC_EXPR]: Return
22422 vec_pack_trunc_optab.
22423 (expand_binop): Rename vec_float_trunc_optab to vec_pack_mod_optab.
22425 * tree.def (VEC_PACK_TRUNC_EXPR): Rename from VEC_PACK_MOD_EXPR.
22426 * tree-pretty-print.c (dump_generic_node) [VEC_PACK_TRUNC_EXPR]:
22427 Rename from VEC_PACK_MOD_EXPR.
22428 (op_prio) [VEC_PACK_TRUNC_EXPR]: Ditto.
22429 * expr.c (expand_expr_real_1): Ditto.
22430 * tree-inline.c (estimate_num_insns_1): Ditto.
22431 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
22433 * config/i386/sse.md (vec_unpacks_hi_v4sf): New expander.
22434 (vec_unpacks_lo_v4sf): Ditto.
22435 (vec_pack_trunc_v2df): Ditto.
22436 (vec_pack_trunc_v8hi): Rename from vec_pack_mod_v8hi.
22437 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
22438 (vec_pack_trunc_v2di): Rename from vec_pack_mod_v2di.
22440 * config/rs6000/altivec.md (vec_pack_trunc_v8hi): Rename from
22442 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
22444 * doc/c-tree.texi (Expression trees) [VEC_PACK_TRUNC_EXPR]:
22445 Rename from VEC_PACK_MOD_EXPR. This expression also represent
22446 packing of floating point operands.
22447 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR]: These expression also
22448 represent unpacking of floating point operands.
22449 * doc/md.texi (Standard Names) [vec_pack_trunc]: Update documentation.
22450 [vec_unpacks_hi]: Ditto.
22451 [vec_unpacks_lo]: Ditto.
22453 2007-04-22 Jan Hubicka <jh@suse.cz>
22455 * final.c (rest_of_handle_final): Call
22456 targetm.asm_out.constructor/targetm.asm_out.destructor
22457 * cgraphunit.c (cgraph_build_static_cdtor): Don't do it here; set
22458 proper priority via decl_*_priority_insert.
22459 * c-common.c (c_expand_body): Likewise.
22461 2007-04-22 Richard Guenther <rguenther@suse.de>
22463 PR tree-optimization/29789
22464 * tree-ssa-loop-im.c (stmt_cost): Adjust cost of shifts.
22465 (rewrite_reciprocal): New helper split out from
22466 determine_invariantness_stmt.
22467 (rewrite_bittest): Likewise.
22468 (determine_invariantness_stmt): Rewrite (A >> B) & 1 to
22469 A & (1 << B) if (1 << B) is loop invariant but (A >> B)
22472 2007-04-22 Revital Eres <eres@il.ibm.com>
22474 * loop-unroll.c (var_to_expand): New field to support also
22475 insns of the form x = something + x.
22476 (analyze_insn_to_expand_var): Use it.
22477 (expand_var_during_unrolling): Likewise.
22479 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
22481 * predict.c: Include pointer-set.h.
22482 (bb_predictions): New variable.
22483 (tree_predicted_by_p, tree_predict_edge,
22484 remove_predictions_associated_with_edge): Use bb_predictions map
22485 instead of bb->predictions.
22486 (clear_bb_predictions, assert_is_empty): New functions.
22487 (combine_predictions_for_bb): Use bb_predictions map. Call
22488 clear_bb_predictions.
22489 (tree_estimate_probability): Create and free bb_predictions map.
22490 * Makefile.in (predict.o): Add pointer-set.h dependency.
22491 * basic-block.h (struct basic_block_def): Remove predictions
22493 * cfgrtl.c (rtl_verify_flow_info_1): Do not check bb->predictions.
22495 2007-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
22498 * config/sh/sh.md (length): Check if prev_nonnote_insn (insn)
22501 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
22503 * timevar.c (timevar_print): Change reference of --disable-checking to
22504 --enable-checking=release. Also warn if assert checking is disabled.
22506 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
22509 * c-gimplifier.c (gimplify_compound_literal_expr): Mark the
22510 decl as addressable if the compound literal was marked as
22512 Mark the decl as a gimple register if it is a complex or
22513 vector decl and does not live in memory.
22515 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
22517 * tree.h (GIMPLE_TUPLE_P): Also true for PHI_NODEs.
22518 (GENERIC_NEXT): New function macro.
22519 (PHI_CHAIN): Use phi_node's new chain variable.
22520 (tree_phi_node): Change tree_common to tree_base
22521 and add the chain field.
22522 * tree-phinodes.c (make_phi_node): Don't set
22523 TREE_TYPE on the new node.
22524 * c-decl.c (lang_tree_node): Use GENERIC_NEXT
22525 instead of checking GIMPLE_TUPLE_P in chain_next.
22526 * tree-vect-transform.c
22527 (get_initial_def_for_induction): Look at
22528 PHI_RESULT_TREE for the type of the phi node.
22529 (update_vuses_to_preheader): Use PHI_CHAIN
22530 instead of TREE_CHAIN on the phi node.
22531 * tree-ssa-structalias.c (compute_points_to_sets):
22533 (ipa_pta_execute): Likewise.
22535 2007-04-21 Richard Guenther <rguenther@suse.de>
22537 PR middle-end/31136
22538 * fold-const.c (fold_unary): Call fold_convert_const on the
22541 2007-04-21 Alexandre Oliva <aoliva@redhat.com>
22543 * gcse.c (store_killed_in_insn): Handle PARALLELs.
22544 (store_killed_in_pat): New.
22546 2007-04-20 Richard Henderson <rth@redhat.com>
22549 * config/i386/i386.c (type_has_variadic_args_p): Look for any
22550 TREE_LIST with a void_type_node value, not void_list_node exactly.
22552 2007-04-21 Douglas Gregor <doug.gregor@gmail.com>
22554 * doc/standards.texi: Re-arrange into language-specific
22555 subsections. Add a C++ section, documenting which standards we
22558 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
22560 * tree-ssa-structalias.c (delete_points_to_sets): Free graph->complex.
22561 * tree-ssa-operands.c (finalize_ssa_vuse_ops): Free new_ops.
22563 2007-04-20 Daniel Jacobowitz <dan@codesourcery.com>
22565 * config/rs6000/sysv4.h (STARTFILE_DEFAULT_SPEC): Include
22566 ecrti.o and crtbegin.o.
22567 (LIB_DEFAULT_SPEC): Include -lc.
22568 (ENDFILE_DEFAULT_SPEC): Include crtend.o and ecrtn.o.
22570 2007-04-20 Richard Henderson <rth@redhat.com>
22573 * config/alpha/alpha.c (get_unaligned_address): Remove extra_offset
22574 argument; update all callers.
22575 (get_unaligned_offset): New.
22576 * config/alpha/alpha.md (extendqidi2, extendhidi2): Don't use
22577 get_unaligned_address, just pass on the address directly.
22578 (unaligned_extendqidi): Use gen_lowpart instead of open-coding
22579 the subreg in the helper patterns.
22580 (unaligned_extendqidi_le): Use get_unaligned_offset.
22581 (unaligned_extendqidi_be, unaligned_extendhidi_le): Likewise.
22582 (unaligned_extendhidi_be): Likewise.
22583 (unaligned_extendhidi): Tidy.
22584 * config/alpha/alpha-protos.h: Update.
22586 2007-04-20 Richard Henderson <rth@redhat.com>
22588 * config/alpha/alpha.h (CPP_SPEC, CPP_SUBTARGET_SPEC): Remove.
22589 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS): Remove.
22590 * config/alpha/linux.h (CPP_SPEC): Undef before redefine.
22591 * config/alpha/linux-elf.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
22592 * config/alpha/freebsd.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
22593 (CPP_SPEC): Don't include %(cpp_subtarget).
22594 * config/alpha/netbsd.h (CPP_SPEC): Rename CPP_SUBTARGET_SPEC.
22595 (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
22596 * config/alpha/osf.h (CPP_SPEC, EXTRA_SPECS): Similarly.
22598 2007-04-20 Jakub Jelinek <jakub@redhat.com>
22600 * config/i386/i386.c (bdesc_2arg): Use ORDERED rather than UNORDERED
22601 for __builtin_ia32_cmpordss.
22603 PR tree-optimization/31632
22604 * fold-const.c (fold_binary): Use op0 and op1 instead of arg0
22605 and arg1 for optimizations of comparison against min/max values.
22606 Fold arg0 to arg1's type for optimizations of comparison against
22607 min+1 and max-1 values.
22609 2007-04-19 Bernd Schmidt <bernd.schmidt@analog.com>
22611 * reload.c (combine_reloads): When trying to use a dying register,
22612 check whether it's uninitialized and don't use if so.
22614 2007-04-19 Brooks Moses <brooks.moses@codesourcery.com>
22616 * fold-const.c: Remove prototypes for native_encode_expr and
22617 native_interpret_expr.
22618 (native_encode_expr): Make non-static.
22619 (native_interpret_expr): Likewise.
22620 * tree.h: Add prototypes for the above.
22622 2007-04-19 Joseph Myers <joseph@codesourcery.com>
22624 * config/rs6000/spe.md (*frob_tf_ti, *frob_ti_tf, *frob_ti_tf_2,
22625 *mov_si<mode>_e500_subreg0, *mov_si<mode>_e500_subreg0_2,
22626 *mov_sitf_e500_subreg8, *mov_sitf_e500_subreg8_2, spe_extenddftf2,
22627 spe_fix_trunctfsi2_internal, spe_negtf2_internal, cmptfeq_gpr,
22628 tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr, tsttflt_gpr):
22629 Add length attributes.
22631 2007-04-19 Janis Johnson <janis187@us.ibm.com>
22633 * ginclude/float.h: Check that __STDC_WANT_DEC_FP__ is defined,
22636 * c-cppbuiltin.c (c_cpp_builtins): Remove definition of
22637 __STDC_WANT_DEC_FP__.
22639 2007-04-19 Joseph Myers <joseph@codesourcery.com>
22641 * configure.ac: Allow both powerpc*-*-linux* and powerpc*-*-gnu*
22642 for long double compatibility.
22643 * configure: Regenerate.
22645 2007-04-19 Eric Botcazou <ebotcazou@libertysurf.fr>
22647 PR rtl-optimization/29841
22648 * cfgbuild.c (control_flow_insn_p): Return TRUE for unconditional
22650 * sched-deps.c (sched_analyze_insn): Prevent all non-jump instructions
22651 that may cause control flow transfer from being moved.
22653 2007-04-18 Jan Hubicka <jh@suse.cz>
22655 * fold-const.c (div_if_zero_remainder): Do signed divide for pointer
22658 2007-04-18 Eric Christopher <echristo@apple.com>
22660 * config/rs6000/darwin.md (load_macho_picbase): Use link register
22661 only. Update operands.
22662 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update caller.
22663 * config/rs6000/rs6000.md (builtin_setjmp_receiver): Ditto. Move from
22664 link register to pic register.
22666 2007-04-18 Dirk Mueller <dmueller@suse.de>
22668 PR diagnostic/31227
22669 * tree-vrp.c (search_for_addr_array): New.
22670 (check_array_bounds): Suppress warning about
22671 address taken of array refs if its not de-referenced.
22673 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
22675 * tree-vectorizer.c (destroy_loop_vec_info): Set loop->aux to NULL.
22676 * tree-vect-analyze.c (vect_analyze_loop_form): Set loop->aux.
22678 * tree-vectorizer.h (NITERS_KNOWN_P): New.
22679 * tree-vect-analyze.c (vect_analyze_loop_form): Call NITERS_KNOWN_P
22680 instead of LOOP_VINFO_INT_NITERS to avoid having to geneate loop_info.
22682 * tree-vect-analyze.c (vect_determine_vectorization_factor): Add
22684 (vect_analyze_operations): Fix indenetation. Fix a comment. Fix a
22686 (vect_analyze_scalar_cycles): Fix indentation.
22687 (vect_enhance_data_refs_alignment): Fix check in case of peeling.
22688 (vect_mark_relevant): Include phis in relevance analysis.
22690 * tree-vect-transform.c (vect_transform_loop): Add an assert.
22692 2007-04-18 Anatoly Sokolov <aesok@post.ru>
22694 * config/avr/avr.c (ptrreg_to_str): Replace error() with
22695 output_operand_lossage().
22697 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
22699 * tree-vect-transform.c (get_initial_def_for_reduction): Clean away
22700 the unused code for reduction without adjust-in-epilog to simplify the
22703 2007-04-18 Wolfgang Gellerich <gellerich@de.ibm.com>
22705 * config/s390/s390.h (S390_TDC_POSITIVE_ZERO): New constant.
22706 (S390_TDC_NEGATIVE_ZERO): New constant.
22707 (S390_TDC_POSITIVE_NORMALIZED_NUMBER): New constant.
22708 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): New constant.
22709 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): New constant.
22710 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): New constant.
22711 (S390_TDC_POSITIVE_INFINITY): New constant.
22712 (S390_TDC_NEGATIVE_INFINITY): New constant.
22713 (S390_TDC_POSITIVE_QUIET_NAN): New constant.
22714 (S390_TDC_NEGATIVE_QUIET_NAN): New constant.
22715 (S390_TDC_POSITIVE_SIGNALING_NAN): New constant.
22716 (S390_TDC_NEGATIVE_SIGNALING_NAN): New constant.
22717 (S390_TDC_INFINITY): New constant.
22718 * config/s390/s390.c (s390_canonicalize_comparison): Renamed
22719 UNSPEC_CMPINT to UNSPEC_CCU_TO_INT, added a UNSPEC_CCU_TO_INT-like
22720 optimization for UNSPEC_CCZ_TO_INT.
22721 * config/s390/s390.md ("*TDC_insn_<mode>"): New insn.
22722 ("*ccz_to_int"): New insn.
22723 ("isinf<mode>2"): New insn.
22724 (UNSPEC_CMPINT): Renamed to UNSPEC_CCU_TO_INT.
22725 (UNSPEC_CCU_TO_INT): New constant, replaces UNSPEC_CMPINT.
22726 (UNSPEC_CCZ_TO_INT): New constant.
22728 2007-04-18 Richard Guenther <rguenther@suse.de>
22730 PR tree-optimization/19431
22731 PR tree-optimization/21463
22732 * tree-pass.h (pass_phiprop): Declare.
22733 * passes.c (init_optimization_passes): New phiprop pass.
22734 * tree-ssa-forwprop.c (struct phiprop_d): New structure.
22735 (phivn_valid_p): New helper function.
22736 (phiprop_insert_phi): Likewise.
22737 (propagate_with_phi): Likewise.
22738 (tree_ssa_phiprop): New propagator propagating loads
22739 through phi nodes if profitable.
22741 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
22743 * tree-vect-analyze.c (process_use): New function.
22744 (vect_mark_stmts_to_be_vectorized): Factor out code to process_use.
22745 Check phis in all bbs.
22746 * tree-vectorizer.c (vect_is_simple_use): Remove a no longer relavant
22749 2007-04-18 Bernd Schmidt <bernd.schmidt@analog.com>
22751 * reload1.c (eliminte_regs_in_insn): Use REG_EQUIV notes the same way
22754 2007-04-17 Anatoly Sokolov <aesok@post.ru>
22757 * config/avr/avr.c (ptrreg_to_str): Replace gcc_unreachable() with
22760 2007-04-17 H.J. Lu <hongjiu.lu@intel.com>
22762 * config/i386/sse.md (sse_vmaddv4sf3): Use register_operand
22764 (sse_vmmulv4sf3): Likewise.
22765 (sse2_vmaddv2df3): Likewise.
22766 (sse2_vmmulv2df3): Likewise.
22768 2007-04-17 Zdenek Dvorak <dvorakz@suse.cz>
22770 PR rtl-optimization/31360
22771 * cfgloopanal.c (target_small_cost, target_pres_cost): Removed.
22772 (target_reg_cost): New.
22773 (init_set_costs): Initialize target_reg_cost. Add comments
22774 regarding the rationale of the costs.
22775 (global_cost_for_size): Renamed to...
22776 (estimate_reg_pressure_cost): ... and simplify. Decrease importance
22777 of register pressure.
22778 * tree-ssa-loop-ivopts.c (ivopts_global_cost_for_size): Use
22779 estimate_reg_pressure_cost. Add number of ivs.
22780 (determine_set_costs): Dump target_reg_cost.
22781 * loop-invariant.c (gain_for_invariant): Use
22782 estimate_reg_pressure_cost. Removed n_inv_uses argument.
22783 (best_gain_for_invariant, find_invariants_to_move): Remove
22785 * cfgloop.h (target_small_cost, target_pres_cost): Removed.
22786 (target_reg_cost): Declare.
22787 (global_cost_for_size): Declaration removed.
22788 (estimate_reg_pressure_cost): Declare.
22790 2007-04-17 Peter Bergner <bergner@vnet.ibm.com>
22792 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Force TDmode
22793 regnos into even/odd register pairs.
22794 * config/rs6000/rs6000.h [SLOW_UNALIGNED_ACCESS]: Treat DDmode and
22795 TDmode similar to the other floating point modes.
22796 [SECONDARY_MEMORY_NEEDED]: Treat DDmode similar to DFmode.
22797 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): New
22799 (negdd2_fpr, absdd2_fpr, nabsdd2_fpr, negtd2_fpr, abstd2_fpr,
22800 nabstd2_fpr, movdd_hardfloat64_mfpgpr): New define_insn's.
22801 (movdd_hardfloat64): Use TARGET_MFPGPR.
22803 2007-04-17 Bernd Schmidt <bernd.schmidt@analog.com>
22805 * reload1.c (delete_output_reload): Don't count output in n_inherited.
22808 2005-01-05 Richard Henderson <rth@redhat.com>
22810 * reload1.c (do_input_reload): Restrict the optimization deleteing
22811 a previous output reload to RELOAD_FOR_INPUT.
22813 2007-04-17 Dorit Nuzman <dorit@il.ibm.com>
22815 * tree-vectorizer.h (stmt_vec_info_type): Add enum value
22816 induc_vec_info_type.
22817 (vectorizable_induction): New function declaration.
22818 * tree-vect-transform.c (get_initial_def_for_induction): No need to
22819 check if already vectorized. Find first place in BB where new stmts
22820 can be inserted. Takes only one argument.
22821 (vectorizable_induction): New function.
22822 (vect_transform_stmt): Add case for induc_vec_info_type to call
22823 vectorizable_induction.
22824 (vect_transform_loop): Consider phis for vectorization.
22825 * tree-vect-analyze.c (vect_determine_vectorization_factor): Simplify
22827 (analyze_operations): Call vectorizable_induction when analyzing phis.
22829 (vect_mark_stmts_to_be_vectorized): Remove redundant checks.
22830 (vect_mark_relevant): Include phis in relevance analysis.
22831 (vect_mark_stmts_to_be_vectorize): Likewise.
22832 * tree-vect-patterns.c (widened_name_p): Remove obsolete asserts.
22834 2007-04-16 Lawrence Crowl <crowl@google.com>
22836 * doc/invoke.texi (Debugging Options): Add documentation for the
22837 -femit-struct-debug options -femit-struct-debug-baseonly,
22838 -femit-struct-debug-reduced, and
22839 -femit-struct-debug-detailed[=...].
22841 * c-opts.c (c_common_handle_option): Add
22842 OPT_femit_struct_debug_baseonly, OPT_femit_struct_debug_reduced,
22843 and OPT_femit_struct_debug_detailed_.
22844 * c.opt: Add specifications for
22845 -femit-struct-debug-baseonly, -femit-struct-debug-reduced,
22846 and -femit-struct-debug-detailed[=...].
22847 * opts.c (set_struct_debug_option): Parse the
22848 -femit-struct-debug-... options.
22849 * opts.c (matches_main_base, main_input_basename,
22850 main_input_baselength, base_of_path, matches_main_base): Add
22851 variables and functions to compare header base name to compilation
22853 * opts.c (should_emit_struct_debug): Add to determine to emit a
22854 structure based on the option.
22855 (dump_struct_debug) Also disabled function to debug this
22857 * opts.c (handle_options): Save the base name of the
22860 * langhooks-def.h (LANG_HOOKS_GENERIC_TYPE_P): Define.
22861 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add.
22862 This hook indicates if a type is generic. Set it by default
22863 to "never generic".
22864 * langhooks.h (struct lang_hooks_for_types): Add a new hook
22865 to determine if a struct type is generic or not.
22866 * cp/cp-tree.h (class_tmpl_impl_spec_p): Declare a C++ hook.
22867 * cp/tree.c (class_tmpl_impl_spec_p): Implement the C++ hook.
22868 * cp/cp-lang.c (LANG_HOOKS_GENERIC_TYPE_P): Override null C hook
22869 with live C++ hook.
22871 * flags.h (enum debug_info_usage): Add an enumeration to describe
22872 a program's use of a structure type.
22873 * dwarf2out.c (gen_struct_or_union_type_die): Add a new parameter
22874 to indicate the program's usage of the type. Filter structs based
22875 on the -femit-struct-debug-... specification.
22876 (gen_type_die): Split into two routines, gen_type_die and
22877 gen_type_die_with_usage. gen_type_die is now a wrapper
22878 that assumes direct usage.
22879 (gen_type_die_with_usage): Replace calls to gen_type_die
22880 with gen_type_die_with_usage adding the program usage of
22881 the referenced type.
22882 (dwarf2out_imported_module_or_decl): Suppress struct debug
22883 information using should_emit_struct_debug when appropriate.
22885 2007-04-16 Ian Lance Taylor <iant@google.com>
22887 PR tree-optimization/31522
22888 * tree-vrp.c (vr_phi_edge_counts): New static variable.
22889 (vrp_initialize): Allocate vr_phi_edge_counts.
22890 (vrp_visit_phi_node): Don't push to infinity if we saw a new
22891 executable edge. Drop test for all constants.
22892 (vrp_finalize): Free vrp_phi_edge_counts.
22894 * doc/cpp.texi (Common Predefined Macros): Clarify description of
22895 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
22897 * tree-ssa-propagate.c (cfg_blocks_add): Insert blocks with fewer
22898 predecessors at head rather than tail.
22900 2007-04-16 Matthias Klose <doko@debian.org>
22902 * config/alpha/linux.h (CPP_SPEC): Define.
22903 * config/arm/linux-gas.h (SUBTARGET_CPP_SPEC): Extend.
22905 2007-04-16 Aldy Hernandez <aldyh@redhat.com>
22907 * function.h: Remove sequence_stack extern declaration.
22909 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
22911 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Change to 64 on
22913 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Change to 64 if __mfido__ is
22916 2007-04-16 Anatoly Sokolov <aesok@post.ru>
22918 * config/avr/avr.c (avr_arch_types): Rearranging array.
22919 (enum avr_arch): Add.
22920 (avr_mcu_types): Use avr_arch enumeration constants instead of
22922 * config/avr/avr.h (LINK_SPEC): Simplify.
22924 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
22926 * config/m68k/m68k.c (m68k_libcall_value,
22927 m68k_function_value): Use macros for register names more.
22929 * config/m68k/m68k.h (FRAME_POINTER_REGNUM): Use A6_REG
22931 (M68K_REGNAME): Use A6_REG.
22932 * config/m68k/m68k.md (FP_REG): Rename to A6_REG.
22934 2007-04-16 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
22936 PR middle-end/28071
22937 * sched-int.h (struct deps): Split field 'pending_lists_length' into
22938 'pending_read_list_length' and 'pending_write_list_length'. Update
22940 * sched-deps.c (add_insn_mem_dependence): Change signature. Update
22941 to handle two length counters instead of one. Update all uses.
22942 (flush_pending_lists, sched_analyze_1, init_deps): Update to handle
22943 two length counters instead of one.
22944 * sched-rgn.c (propagate_deps): Update to handle two length counters
22947 2007-04-16 H.J. Lu <hongjiu.lu@intel.com>
22950 * config/i386/i386.c (ix86_expand_vec_set_builtin): Make a
22951 copy of source, pass it to ix86_expand_vector_set and return
22954 2007-04-16 David Ung <davidu@mips.com>
22955 Joseph Myers <joseph@codesourcery.com>
22957 * config/mips/mips.h (PROCESSOR_74KC, PROCESSOR_74KF,
22958 PROCESSOR_74KX, TUNE_74K, GENERATE_MADD_MSUB): Define.
22959 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
22960 Add 74K processor information.
22961 * config/mips/mips.md: Include 74k.md.
22962 (cpu): Add 74kc,74kf,74kx.
22963 (ISA_HAS_MADD_MSUB): Change to GENERATE_MADD_MSUB throughout.
22964 * config/mips/74k.md: New.
22965 * doc/invoke.texi (MIPS Options): Document 74K support.
22967 2007-04-16 Dorit Nuzman <dorit@il.ibm.com>
22969 * tree-vect-analyze.c (vect_analyze_operations): Reorganize calls to
22970 vectorizable_* functions.
22971 * tree-vect-transform.c (vectorizable_call): Add check for
22972 STMT_VINFO_RELEVANT_P, STMT_VINFO_DEF_TYPE and STMT_VINFO_LIVE_P.
22973 (vectorizable_store): likewise.
22974 (vectorizable_conversion): Add check for STMT_VINFO_DEF_TYPE.
22976 (vectorizable_operation, vectorizable_type_demotion): Likewise.
22977 (vectorizable_type_promotion, vectorizable_load): Likewise.
22978 (vectorizable_live_operation, vectorizable_condition): Likewise.
22979 (vectorizable_assignment): Add check for STMT_VINFO_DEF_TYPE and
22981 (vect_transform_stmt): Reorganize calls to vectorizable_* functions.
22983 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
22985 * config/m68k/linux.h (FUNCTION_VALUE_REGNO_P): Use macros for
22986 register numbers more.
22987 * config/m68k/m68k.h (STACK_POINTER_REGNUM,
22988 FRAME_POINTER_REGNUM, STATIC_CHAIN_REGNUM,
22989 M68K_STRUCT_VALUE_REGNUM, FUNCTION_VALUE, LIBCALL_VALUE,
22990 FUNCTION_VALUE_REGNO_P): Likewise.
22991 * config/m68k/m68kelf.h (M68K_STRUCT_VALUE_REGNUM,
22992 STATIC_CHAIN_REGNUM): Likewise.
22993 * config/m68k/m68kemb.h (FUNCTION_VALUE_REGNO_P): Likewise.
22994 * config/m68k/netbsd-elf.h (M68K_STRUCT_VALUE_REGNUM,
22995 STATIC_CHAIN_REGNUM, FUNCTION_VALUE_REGNO_P): Likewise.
22996 * config/m68k/m68k.md (FP_REG): New.
22998 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
23000 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Prefer 32-bit
23003 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
23005 * config/i386/i386.c, config/s390/s390.c, config/s390/s390.md,
23006 tree-ssa-loop-niter.c, tree-ssa-structalias.c, tree-vrp.c: Fix
23009 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
23011 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Ignore
23014 2007-04-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
23017 * c-decl.c (finish_decl): Grab the type of the decl after the call
23018 to store_init_value.
23020 2007-04-14 Steven Bosscher <steven@gcc.gnu.org>
23022 * common.opt (fforward-propagate): Fix "Optimization" annotation.
23024 2007-04-14 Jakub Jelinek <jakub@redhat.com>
23027 * omp-low.c (expand_omp_parallel): If child_cfun->cfg, free
23028 dominators, post dominators and cleanup cfg before returning.
23030 2007-04-14 Bernd Schmidt <bernd.schmidt@analog.com>
23032 * config/bfin/bfin.h (MODES_TIEABLE_P): Allow more modes to be tied.
23033 * config/bfin/bfin.md (movsi_insn): Delete two unused alternatives.
23035 2007-04-14 Kazu Hirata <kazu@codesourcery.com>
23037 * config.gcc: Recognize fido.
23038 * config/m68k/m68k-devices.def (fidoa): New.
23039 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define
23041 (FL_FIDOA, TARGET_FIDOA): New.
23042 * config/m68k/m68k.opt (mfidoa): New.
23044 2007-04-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
23046 PR middle-end/31322
23047 * dwarf2out.c (output_call_frame_info): Call assemble_external_libcall
23048 when a personality function is used.
23050 2007-04-13 Bob Wilson <bob.wilson@acm.org>
23052 * config/xtensa/xtensa.c (xtensa_expand_builtin): Use CALL_EXPR_FN.
23054 2007-04-13 Mike Stump <mrs@apple.com>
23056 * config/darwin-c.c (handle_c_option): Handle -fapple-kext here so
23058 * config/darwin.opt (fapple-kext): Make C++ only.
23059 * config/darwin.c (darwin_override_options): Remove code to ensure
23060 -fapple-kext is given for C++ only.
23062 2007-04-13 Richard Sandiford <richard@codesourcery.com>
23064 * config/mips/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Define.
23065 * config/mips/mips.c (override_options): Call
23066 SUBTARGET_OVERRIDE_OPTIONS, if defined.
23068 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
23070 * config/i386/i386.opt (msvr3-shlib): Removed.
23072 * doc/invoke.texi: Remove -msvr3-shlib.
23074 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
23076 * config/i386/i386.opt (mpopcnt): Replace "popcount" instruction
23077 with "popcnt" instruction.
23079 2007-04-13 Richard Guenther <rguenther@suse.de>
23081 PR tree-optimization/21258
23082 * tree-vrp.c (compare_case_labels): New helper.
23083 (find_switch_asserts): New function.
23084 (find_assert_locations): Call it for SWITCH_EXPRs.
23086 2007-04-13 Uros Bizjak <ubizjak@gmail.com>
23088 * config/i386/i386.h (X87_FLOAT_MODE_P): Check for TARGET_80387.
23089 * config/i386/i386.md (*cmpfp0): Remove check for TARGET_80387, this
23090 check is now implied in X87_FLOAT_MODE_P.
23091 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
23092 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
23093 (fix_trunc<mode>_i386_fisttp): Ditto.
23094 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
23095 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
23096 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
23097 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
23098 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
23099 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
23100 (unnamed_splitters): Ditto.
23101 * config/i386/i386.c (function_value_32): Generate FIRST_FLOAT_REG
23102 for X87_FLOAT_MODE_P mode. Override FIRST_FLOAT_REG with
23103 FIRST_SSE_REG for local functions when SSE math is enabled or
23104 for functions with sseregparm attribute.
23105 (standard_80387_constant_p): Return -1 if mode is not
23107 (ix86_cc_mode): Assert that scalar mode is not DECIMAL_FLOAT_MODE_P.
23108 (ix86_expand_compare): Ditto.
23109 (ix86_expand_carry_flag_compare): Ditto.
23110 (ix86_expand_int_movcc): Check for SCALAR_FLOAT_MODE_P instead
23111 of FLOAT_MODE_P for cmp_mode and assert that cmp_mode is not
23112 DECIMAL_FLOAT_MODE_P.
23113 (ix86_preferred_output_reload_class): Use X87_FLOAT_MODE_P instead
23114 of SCALAR_FLOAT_MODE_P.
23115 (ix86_rtx_costs) [PLUS] Remove FLOAT_MODE_P and fall through to ...
23116 [MINUS]: ... here. Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P
23117 checks before FLOAT_MODE_P.
23118 [MULT]: Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P checks
23119 before FLOAT_MODE_P.
23124 [FLOAT_EXTEND]: Use SSE_FLOAT_MODE_P.
23126 2007-04-12 Paolo Bonzini <bonzini@gnu.org>
23127 Charles Wilson <libtool@cwilson.fastmail.fm>
23129 * Makefile.in (stamp-as, stamp-collect-ld, stamp-nm): Remove.
23130 (libgcc.mvars): Don't depend on them.
23131 * configure.ac (as, collect-ld, nm): Create from exec-tool.in.
23132 * exec-tool.in: New.
23134 2007-04-12 Brooks Moses <brooks.moses@codesourcery.com>
23136 * doc/invoke.text (--help): Document --help=common.
23138 2007-04-12 Thomas Neumann <tneumann@users.sourceforge.net>
23140 * stub-objc.c (objc_build_keyword_decl): Avoid C++ keywords.
23142 2007-04-12 Richard Sandiford <richard@codesourcery.com>
23144 * Makefile.in (insn-emit.o): Depend on $(INTEGRATE_H).
23145 * genemit.c (main): Emit #include "integrate.h".
23146 * config/mips/mips-protos.h (SYMBOL_HALF): New mips_symbol_type.
23147 (LOADGP_RTP): New mips_loadgp_style.
23148 * config/mips/mips.h: Include config/vxworks-dummy.h.
23149 (TARGET_RTP_PIC): New macro.
23150 (TARGET_USE_GOT): Return true for TARGET_RTP_PIC.
23151 (TARGET_USE_PIC_FN_ADDR_REG): Return true for TARGET_VXWORKS_RTP.
23152 (ASM_OUTPUT_ADDR_DIFF_ELT): Emit function-relative case tables
23153 for TARGET_RTP_PIC.
23154 * config/mips/vxworks.h (SUBTARGET_ASM_SPEC): Define. Pass down
23155 -mvxworks-pic when using -mrtp and a PIC option.
23156 * config/mips/mips.c (mips_classify_symbol): Return SYMBOL_GOT_DISP
23158 (mips_symbolic_constant_p, mips_symbolic_address_p)
23159 (mips_symbol_insns): Handle SYMBOL_HALF.
23160 (override_options): Warn about -G and -mrtp being used together.
23161 Initialize mips_lo_relocs[SYMBOL_HALF].
23162 (mips_current_loadgp_style): Return LOADGP_RTP for RTP PIC.
23163 (mips_emit_loadgp): Handle LOADGP_RTP.
23164 (mips_in_small_data_p): Return false for TARGET_VXWORKS_RTP.
23165 * config/mips/mips.md (loadgp_rtp): New insn and splitter.
23166 (tablejump): Handle function-relative case table entries if
23168 * config/mips/predicates.md (symbol_ref_operand): New predicate.
23170 2007-04-12 Richard Sandiford <richard@codesourcery.com>
23172 * config/mips/mips.md (load_call<mode>): Allow any general register.
23174 (sibcall_value_internal, sibcall_value_multiple_internal)
23175 (call_value_internal, call_value_split, call_value_multiple_internal)
23176 (call_value_multiple_split): Remove constraints from operand 0.
23178 2007-04-12 Richard Sandiford <richard@codesourcery.com>
23180 * config/mips/mips-protos.h: In comments, refer to loadgp_absolute
23181 rather than loadgp_noshared.
23182 * config/mips/mips.c (mips_emit_loadgp): Use gen_loadgp_absolute
23183 instead of gen_loadgp_noshared. Use gen_loadgp_newabi instead of
23185 * config/mips/mips.md (loadgp): Rename to...
23186 (loadgp_newabi): ...this.
23187 (loadgp_noshared): Rename to...
23188 (loadgp_absolute): ...this.
23190 2007-04-12 Richard Sandiford <richard@codesourcery.com>
23192 * config/mips/mips.c (mips_ok_for_lazy_binding_p): Always return
23193 false for locally-binding symbols.
23194 (mips_dangerous_for_la25_p): Check mips_global_symbol_p.
23196 2007-04-12 Richard Sandiford <richard@codesourcery.com>
23198 * config/mips/mips-protos.h (SYMBOL_GOT_LOCAL): Rename to...
23199 (SYMBOL_GOT_PAGE_OFST): ...this.
23200 (SYMBOL_GOT_GLOBAL): Rename to...
23201 (SYMBOL_GOT_DISP): ...this.
23202 (SYMBOL_GOTOFF_GLOBAL): Rename to...
23203 (SYMBOL_GOTOFF_DISP): ...this. Update comments accordingly.
23204 * config/mips/mips.c (mips_global_symbol_p): New function.
23205 (mips_symbol_binds_local_p): Likewise.
23206 (mips_classify_symbol): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP
23207 and SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST. Use
23208 mips_global_symbol_p and mips_symbol_binds_local_p.
23209 (mips_symbolic_constant_p, mips_symbolic_address_p, mips_symbol_insns)
23210 (override_options): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP,
23211 SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST and SYMBOL_GOTOFF_GLOBAL to
23212 SYMBOL_GOTOFF_DISP.
23213 (mips_ok_for_lazy_binding_p): New function.
23214 (mips_load_call_address, mips_expand_call): Use it.
23215 (mips_dangerous_for_la25_p): Likewise.
23216 * config/mips/mips.md (*xgot_hi<mode>, *xgot_lo<mode>)
23217 (*got_disp<mode>): Use got_disp_operand instead of
23218 global_got_operand. Use SYMBOL_GOTOFF_DISP instead of
23219 SYMBOL_GOTOFF_GLOBAL.
23220 (*got_page<mode>): Use got_page_ofst_operand instead of
23222 * config/mips/predicates.md (const_call_insn_operand): Use
23223 SYMBOL_GOT_DISP instead of SYMBOL_GOT_GLOBAL.
23224 (global_got_operand): Rename to...
23225 (got_disp_operand): ...this and use SYMBOL_GOT_DISP instead of
23227 (local_got_operand): Rename to...
23228 (got_page_ofst_operand): ...this and use SYMBOL_GOT_PAGE_OFST instead
23229 of SYMBOL_GOT_LOCAL.
23231 2007-04-12 Richard Sandiford <richard@codesourcery.com>
23233 * config/mips/mips.h (TARGET_SPLIT_CALLS): Check
23234 TARGET_CALL_CLOBBERED_GP.
23235 (TARGET_SIBCALLS): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
23236 (TARGET_USE_GOT, TARGET_CALL_CLOBBERED_GP): New macros.
23237 (TARGET_CALL_SAVED_GP, TARGET_USE_PIC_FN_ADDR_REG): Likewise.
23238 (STARTING_FRAME_OFFSET): Check TARGET_CALL_CLOBBERED_GP instead
23239 of TARGET_ABICALLS && !TARGET_NEWABI.
23240 (MIPS_CALL): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
23241 * config/mips/mips.c (mips_load_call_address): Check
23242 TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
23243 (mips_global_pointer): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
23244 Check TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
23245 (mips_save_reg_p): Check TARGET_CALL_SAVED_GP instead of
23246 TARGET_ABICALLS && TARGET_NEWABI.
23247 (mips_current_loadgp_style): Check TARGET_USE_GOT instead of
23249 (mips_expand_prologue): Check TARGET_OLDABI instead of !TARGET_NEWABI.
23250 (mips_expand_epilogue): Check TARGET_CALL_SAVED_GP instead of
23251 TARGET_ABICALLS && TARGET_NEWABI.
23252 (mips_output_mi_thunk): Check TARGET_USE_GOT instead of
23253 TARGET_ABICALLS. Check TARGET_CALL_SAVED_GP instead of
23254 TARGET_NEWABI. Use TARGET_USE_PIC_FN_ADDR_REG to decide
23255 whether indirect calls must use $25.
23256 (mips_extra_live_on_entry): Check TARGET_GOT instead of
23258 * config/mips/mips.md (jal_macro): Check flag_pic and
23259 TARGET_CALL_CLOBBERED_GP instead of TARGET_ABICALLS and TARGET_NEWABI.
23260 (builtin_setjmp_setup, builtin_longjmp): Check TARGET_USE_GOT
23261 instead of TARGET_ABICALLS.
23262 (exception_receiver): Check TARGET_CALL_CLOBBERED_GP instead of
23263 TARGET_ABICALLS && TARGET_OLDABI.
23264 (load_call<mode>): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
23265 (sibcall): In the comment above the define_insn, mention
23266 TARGET_USE_PIC_FN_ADDR_REG instead of TARGET_ABICALLS.
23267 * config/mips/constraints.md (c): Check TARGET_USE_PIC_FN_ADDR_REG
23268 instead of TARGET_ABICALLS.
23270 2007-04-12 Bernd Schmidt <bernd.schmidt@analog.com>
23272 * doc/md.texi (Blackfin family constraints): Document PA and PB.
23273 * config/bfin/bfin.h (CONST_OK_FOR_P): Handle PA and PB.
23274 (MACFLAGS_MATCH_P): New macro.
23275 * config/bfin/bfin.c (print_operand): Handle MACFLAG_IS_M.
23276 (bfin_secondary_reload): Treat EVEN_AREGS and ODD_AREGS like AREGS.
23277 * config/bfin/bfin.md (MACFLAG_IS_M): New constant. Renumber some of
23278 the other MACFLAG constants.
23279 (sum_of_accumulators, lshrpdi3, ashrpdi3): New patterns.
23280 (flag_machi): Tighten constraints. Renumber some of the operands.
23281 (flag_machi_acconly): Tighten constraints. Correct operand numbers in
23283 (flag_machi_parts_acconly): New pattern.
23284 (flag_macinithi): Tighten constraints. Allow any accumulator to be
23286 (flag_macinit1hi): Tighten constraints.
23287 (flag_mul_macv2hi_parts_acconly): New pattern.
23289 * config/bfin/lib1funcs.asm (___umulsi3_highpart, __smulsi3_highpart):
23290 Use a more efficient implementation.
23291 * config/bfin/bfin.md (umulsi3_highpart, smulsi3_highpart): Emit
23292 inline sequences when not optimizing for size.
23294 * config/bfin/bfin.md (movhi_low2high, movhi_high2high, movhi_low2low,
23295 movhi_high2low): Delete, merge functionality into...
23296 (packv2hi): ... this pattern.
23298 2007-02-11 Jie Zhang <jie.zhang@analog.com>
23299 * config/bfin/bfin.opt (msim): New option.
23300 (mcpu=): New option.
23301 * config/bfin/bfin-protos.h (enum bfin_cpu): New.
23302 (bfin_cpu_t): Typedef of enum bfin_cpu.
23303 (bfin_cpu_type): New declaration.
23304 * config/bfin/elf.h (STARTFILE_SPEC): Add support for
23305 -msim and -mcpu= options.
23306 (LIB_SPEC): Likewise.
23307 * config/bfin/bfin.c (bfin_cpu_type): Define.
23308 (bfin_handle_option): Handle -mcpu= option.
23309 * config/bfin/bfin.h (DEFAULT_CPU_TYPE): Define as BFIN_CPU_BF532.
23310 (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF531__, __ADSPBF532__,
23311 __ADSPBF533__ or __ADSPBF537__ according to the cpu type.
23313 2007-04-12 Richard Sandiford <richard@codesourcery.com>
23315 * config.gcc (*-*-vxworks*): Don't add to tm_files in this stanza.
23316 (arm-wrs-vxworks, mips-wrs-vxworks, powerpc-wrs-vxworks)
23317 (powerpc-wrs-vxworksae): Use ${tm_file}.
23318 (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add svr4.h
23319 after elfos.h. Remove i386/sysv4.h and add i386/vx-common.h.
23320 * config/i386/vx-common.h: New file.
23322 2007-04-12 Richard Sandiford <richard@codesourcery.com>
23324 * config/vxworks.h (VXWORKS_STARTFILE_SPEC): Use -l:crt0.o instead
23327 2007-04-12 Andreas Krebbel <krebbel1@de.ibm.com>
23329 * config/s390/s390.md ("trunctddd2"): Use TDmode for the target of
23332 2007-04-12 Douglas Gregor <doug.gregor@gmail.com>
23336 * c-common.c (c_build_qualified_type): Set canonical type
23339 2007-04-12 Richard Guenther <rguenther@suse.de>
23341 * tree-pretty-print.c (dump_generic_node): Print ARRAY_REF
23342 lower bound and element size if lower bound is not zero
23343 or either of the ARRAY_REF operands is set.
23345 2007-04-12 Richard Guenther <rguenther@suse.de>
23347 PR tree-optimization/24689
23348 PR tree-optimization/31307
23349 * fold-const.c (operand_equal_p): Compare INTEGER_CST array
23351 * gimplify.c (canonicalize_addr_expr): To be consistent with
23352 gimplify_compound_lval only set operands two and three of
23353 ARRAY_REFs if they are not gimple_min_invariant. This makes
23354 it never at this place.
23355 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
23357 2007-04-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
23359 * pa.c (pa_som_asm_init_sections): Ensure that cfun->machine is not
23360 null before emitting a .nsubspa directive.
23362 2007-04-11 Diego Novillo <dnovillo@redhat.com>
23364 * tree-ssa-alias.c (dump_mem_ref_stats): Do not call
23365 need_to_partition_p if there are no memory statements in the
23368 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
23370 * tree-data-ref.c (chrec_steps_divide_constant_p): Removed.
23371 (gcd_of_steps_may_divide_p): New function.
23372 (analyze_miv_subscript): Use gcd_of_steps_may_divide_p.
23374 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
23376 * reload.c (find_reloads_toplev, find_reloads_address,
23377 find_reloads_address_1, find_reloads_subreg_address): Use rtx_equal_p,
23378 not a pointer equality test, to decide if we need to call
23379 push_reg_equiv_alt_mem.
23381 2007-04-11 Sebastian Pop <sebastian.pop@inria.fr>
23383 * tree-data-ref.c (affine_function_zero_p, constant_access_functions,
23384 insert_innermost_unit_dist_vector, add_distance_for_zero_overlaps):
23386 (build_classic_dist_vector): Call add_distance_for_zero_overlaps.
23388 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
23390 * tree-data-ref.c (add_multivariate_self_dist): Force the distance
23391 vector to be positive.
23393 2007-04-11 Diego Novillo <dnovillo@redhat.com>
23397 * doc/invoke.texi: Document --params max-aliased-vops and
23399 * tree-ssa-operands.h (get_mpt_for, dump_memory_partitions,
23400 debug_memory_partitions): Move to tree-flow.h
23401 * params.h (AVG_ALIASED_VOPS): Define.
23402 * tree-ssa-alias.c (struct mp_info_def): Remove. Update all
23404 (mp_info_t): Likewise.
23405 (get_mem_sym_stats_for): New.
23406 (set_memory_partition): Move from tree-flow-inline.h.
23407 (mark_non_addressable): Only clear the set of symbols for the
23408 partition if it exists.
23409 (dump_memory_partitions): Move from tree-ssa-operands.c
23410 (debug_memory_partitions): Likewise.
23411 (need_to_partition_p): New.
23412 (dump_mem_ref_stats): New.
23413 (debug_mem_ref_stats): New.
23414 (dump_mem_sym_stats): New.
23415 (debug_mem_sym_stats): New.
23416 (update_mem_sym_stats_from_stmt): New.
23417 (compare_mp_info_entries): New.
23418 (mp_info_cmp): Call it.
23419 (sort_mp_info): Change argument to a list of mem_sym_stats_t
23421 (get_mpt_for): Move from tree-ssa-operands.c.
23422 (find_partition_for): New.
23423 (create_partition_for): Remove.
23424 (estimate_vop_reduction): New.
23425 (update_reference_counts): New.
23426 (build_mp_info): New.
23427 (compute_memory_partitions): Refactor.
23428 Document new heuristic.
23429 Call build_mp_info, update_reference_counts,
23430 find_partition_for and estimate_vop_reduction.
23431 (compute_may_aliases): Populate virtual operands before
23432 calling debugging dumps.
23433 (delete_mem_sym_stats): New.
23434 (delete_mem_ref_stats): New.
23435 (init_mem_ref_stats): New.
23436 (init_alias_info): Call it.
23437 (maybe_create_global_var): Remove alias_info argument.
23438 Get number of call sites and number of pure/const call sites
23439 from gimple_mem_ref_stats().
23440 (dump_alias_info): Call dump_memory_partitions first.
23441 (dump_points_to_info_for): Show how many times a pointer has
23443 * opts.c (decode_options): For -O2 set --param
23444 max-aliased-vops to 500.
23445 For -O3 set --param max-aliased-vops to 1000 and --param
23446 avg-aliased-vops to 3.
23447 * fortran/options.c (gfc_init_options): Remove assignment to
23449 * tree-flow-inline.h (gimple_mem_ref_stats): New.
23450 * tree-dfa.c (dump_variable): Dump memory reference
23452 Dump NO_ALIAS* settings.
23453 (referenced_var_lookup): Tidy.
23454 (mem_sym_stats): New.
23455 * tree-ssa-copy.c (may_propagate_copy): Return true if DEST
23456 and ORIG are different SSA names for a memory partition.
23457 * tree-ssa.c (delete_tree_ssa): Call delete_mem_ref_stats.
23458 * tree-flow.h (struct mem_sym_stats_d): Define.
23459 (mem_sym_stats_t): Define.
23460 (struct mem_ref_stats_d): Define.
23461 (struct gimple_df): Add field mem_ref_stats.
23462 (enum noalias_state): Define.
23463 (struct var_ann_d): Add bitfield noalias_state.
23464 (mem_sym_stats, delete_mem_ref_stats, dump_mem_ref_stats,
23465 debug_mem_ref_stats, debug_memory_partitions,
23466 debug_mem_sym_stats): Declare.
23467 * tree-ssa-structalias.c (update_alias_info): Update call
23468 sites, pure/const call sites and asm sites in structure
23469 returned by gimple_mem_ref_stats.
23470 Remove local variable IS_POTENTIAL_DEREF.
23471 Increase NUM_DEREFS if the memory expression is a potential
23473 Call update_mem_sym_stats_from_stmt.
23474 If the memory references memory, call
23475 update_mem_sym_stats_from_stmt for all the direct memory
23476 symbol references found.
23477 (intra_create_variable_infos): Set noalias_state field for
23478 pointer arguments according to the value of
23479 flag_argument_noalias.
23480 * tree-ssa-structalias.h (struct alias_info): Remove fields
23481 num_calls_found and num_pure_const_calls_found.
23482 (update_mem_sym_stats_from_stmt): Declare.
23483 * params.def (PARAM_MAX_ALIASED_VOPS): Change description.
23484 Set default value to 100.
23485 (PARAM_AVG_ALIASED_VOPS): Define.
23487 2007-04-11 Richard Guenther <rguenther@suse.de>
23489 PR middle-end/31530
23490 * simplify-rtx.c (simplify_binary_operation_1): Do not simplify
23491 a * -b + c as c - a * b if we honor sign dependent rounding.
23493 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
23495 * config/bfin/bfin-protos.h (bfin_expand_movmem): Renamed from
23496 bfin_expand_strmov.
23497 * config/bfin/bfin.c (bfin_expand_prologue, bfin_delegitimize_address,
23498 bfin_function_ok_for_sibcall, split_load_immediate): Remove unused
23500 (initialize_trampoline): Don't use old-style function definition.
23501 (bfin_secondary_reload): Mark IN_P argument as unused.
23503 2007-04-10 Sebastian Pop <sebastian.pop@inria.fr>
23505 PR tree-optimization/31343
23506 * tree-chrec.h (chrec_zerop): Moved before build_polynomial_chrec.
23507 (build_polynomial_chrec): Return a scalar when the evolution is zero.
23508 * testsuite/gcc.dg/vect/pr31343.c: New.
23510 2007-04-10 Eric Christopher <echristo@apple.com>
23512 * config/i386/i386.h (X87_FLOAT_MODE_P): New.
23513 * config/i386/i386.md (*cmpfp0): Use.
23514 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
23515 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
23516 (fix_trunc<mode>_i386_fisttp): Ditto.
23517 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
23518 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
23519 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
23520 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
23521 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
23522 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
23523 (unnamed_splitters): Ditto.
23524 * config/i386/i386.c (output_fix_trunc): Assert that
23525 we're not being passed a TFmode operand.
23527 2007-04-10 Zdenek Dvorak <dvorakz@suse.cz>
23529 PR tree-optimization/31526
23530 * tree-inline.c (copy_cfg_body): Use last_basic_block instead of
23531 n_basic_blocks to find newly added blocks.
23533 2007-04-10 Uros Bizjak <ubizjak@gmail.com>
23535 * config/i386/i386.md (fix_trunc<mode>di_sse): Remove "x" from "xm"
23537 (fix_trunc<mode>si_sse): Ditto.
23538 (*floatsisf2_mixed, *floatsisf2_sse): Ditto.
23539 (*floatsidf2_mixed, *floatsidf2_sse): Ditto.
23540 (*floatdisf2_mixed, *floatdisf2_sse): Ditto.
23541 (*floatdidf2_mixed, *floatdidf2_sse): Ditto.
23542 (floathi<mode>2): Rename from floathisf2 and floathidf2. Macroize
23543 expander using SSEMODEF mode macro.
23544 (floatsi<mode>2): Rename from floatsisf2 and floashidf2. Macroize
23545 expander using SSEMODEF mode macro.
23546 (*floathi<mode>2_i387): Rename from *floathisf2_i387 and
23547 *floathidf2_i387. Macroize insn using X87MODEF12 mode macro.
23548 (*floatsi<mode>2_i387): Rename from *floatsisf2_i387 and
23549 *floatsidf2_i387. Macroize insn using X87MODEF12 mode macro.
23550 (*floatdi<mode>2_i387): Rename from *floatdisf2_i387 and
23551 *floatdidf2_i387. Macroize insn using X87MODEF12 mode macro.
23552 (float<mode>xf2): Rename from floathixf2, floatsixf2 and floatdixf2.
23553 Macroize insn using X87MODEF mode macro.
23555 2007-04-09 H.J. Lu <hongjiu.lu@intel.com>
23557 * config/i386/sse.md (sse2_pinsrw): Removed.
23558 (sse2_pextrw): Renamed to ...
23559 (*sse2_pextrw): This.
23561 2007-04-09 Jan Hubicka <jh@suse.cz>
23564 * config/i386/sse.md
23565 (sse_vmaddv4sf3, sse_vmmulv4sf3): Remove '%' modifier.
23566 (sse_vmsmaxv4sf3_finite, sse_vmsminv4sf3_finite): Remove.
23567 (sse2_vmaddv2df3, sse2_vmmulv2df3): Remove '%' modifier.
23568 (sse2_vmsmaxv2df3_finite, sse2_vmsminv2df3_finite): Remove.
23570 2007-04-09 Jan Hubicka <jh@suse.cz>
23572 * tree-ssa-ccp (maybe_fold_offset_to_component_ref): Recurse into
23573 multiple fields of union.
23575 2007-04-09 Zdenek Dvorak <dvorakz@suse.cz>
23577 * cfgloopmanip.c (create_preheader): Do not use loop_preheader_edge.
23578 (create_preheaders): Check that loops are available.
23579 (fix_loop_structure): Clean up, improve comments.
23580 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa):
23581 Check that loops are available. Set LOOP_CLOSED_SSA to the loops
23583 * tree-scalar-evolution.c (scev_finalize): Clear scalar_evolution_info.
23584 * predict.c (tree_estimate_probability): Do not call
23585 calculate_dominance_info. Call create_preheaders.
23586 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Only call
23587 rewrite_into_loop_closed_ssa if LOOP_CLOSED_SSA is set in loops state
23589 * cfgloop.c (loop_preheader_edge): Assert that loops have preheaders.
23590 * cfgloop.h (LOOP_CLOSED_SSA): New constant.
23591 * tree-cfg.c (tree_split_edge): Make an assert more precise.
23592 * tree-ssa-threadedge.c (thread_across_edge): Comment the function
23595 2007-04-08 Jan Hubicka <jh@suse.cz>
23597 * tree.h (maybe_fold_offset_to_component_ref): Declare.
23598 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Export.
23599 * fold-const.c (fold_unary): Use it.
23601 2007-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
23603 * varasm.c (assemble_variable): Remove call to
23604 lang_hooks.decls.prepare_assemble_variable.
23605 * langhooks-def.h (LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE): Kill.
23606 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE.
23607 * langhooks.h (lang_hooks_for_decls): Remove
23608 prepare_assemble_variable.
23610 2007-04-08 Mike Stump <mrs@apple.com>
23612 * config/i386/i386.c: Use inc/dec on Core2.
23614 2007-04-08 Steven Bosscher <steven@gcc.gnu.org>
23616 * langhooks.c (lhd_tree_inlining_add_pending_fn_decls,
23617 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
23618 lhd_tree_inlining_end_inlining): Remove.
23619 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove then
23620 add_pending_fn_decls, anon_aggr_type_p, start_inlining, and
23621 end_inlining hooks.
23622 * langhooks-def.h (lhd_tree_inlining_add_pending_fn_decls,
23623 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
23624 lhd_tree_inlining_end_inlining): Remove prototypes.
23625 (LANG_HOOKS_TREE_INLINING_ADD_PENDING_FN_DECLS,
23626 LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P,
23627 LANG_HOOKS_TREE_INLINING_START_INLINING,
23628 LANG_HOOKS_TREE_INLINING_END_INLINING): Remove.
23630 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P): Do
23633 2007-04-08 Anatoly Sokolov <aesok@post.ru>
23636 * config/avr/predicates.md (io_address_operand): Delete predicate.
23637 (low_io_address_operand): Don't use 'mode' argument.
23638 (higth_io_address_operand): Rename ...
23639 (high_io_address_operand): ... to this. Don't use 'mode' argument.
23640 * config/avr/avr.md (*sbix_branch_tmp, *sbix_branch_tmp_bit7): Adjust
23643 2007-04-07 Daniel Berlin <dberlin@dberlin.org>
23645 Revert change removing staticp.
23647 2007-04-07 Anatoly Sokolov <aesok@post.ru>
23650 * config/avr/avr.md (*clrmemqi, *clrmemhi): Mark operand 4 as
23653 2007-04-07 Bruce Korb <bkorb@gnu.org>
23655 * c.opt: Add -Wformat-contains-nul.
23656 * c-format.c (set_Wformat): Set warn_format_contains_nul to the
23658 (check_format_info_main): Check OPT_Wformat_contains_nul before emitting
23659 the NUL byte warning.
23661 2007-04-07 H.J. Lu <hongjiu.lu@intel.com>
23663 * config/i386/i386.c (ix86_handle_option): Handle SSSE3.
23665 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
23667 * tree.c (staticp): No longer use staticp langhook.
23668 * langhooks.c (lhd_staticp): Removed.
23669 * langhooks.h (struct lang_hooks): Remove staticp.
23670 * c-common.c (c_staticp): Remove.
23671 * c-common.h (c_staticp): Ditto.
23672 * langhooks-defs.h (lhd_staticp): Ditto.
23673 (LHD_HOOKS_STATICP): Ditto
23674 * tree.h (gcc_assert_lowered): New macro.
23676 2007-04-06 Zdenek Dvorak <dvorakz@suse.cz>
23678 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): Add and use
23679 argument "reliable".
23680 (infer_loop_bounds_from_ref, infer_loop_bounds_from_array):
23681 Add argument "reliable". Propagate it through calls.
23682 (infer_loop_bounds_from_undefined): Derive number of iterations
23683 estimates from references in blocks that do not dominate loop latch.
23684 (gcov_type_to_double_int): New function.
23685 (estimate_numbers_of_iterations_loop): Use gcov_type_to_double_int
23686 and expected_loop_iterations_unbounded.
23687 * cfgloopanal.c (expected_loop_iterations_unbounded): New function.
23688 (expected_loop_iterations): Use expected_loop_iterations_unbounded.
23689 * tree-data-ref.c (estimated_loop_iterations): Export.
23690 (get_references_in_stmt): Fix -- do not return addresses of local
23692 * cfgloop.h (expected_loop_iterations_unbounded,
23693 estimated_loop_iterations): Declare.
23695 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
23697 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
23699 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
23701 * config/i386/i386.md (extend<mode>xf2): Rename from extendsfxf2
23702 and extenddfxf2. Macroize expander using X87MODEF12 mode macro.
23703 (*truncdfsf_mixed, *truncdfsf_i387, *truncdfsf2_i387_1):
23704 Use output_387_reg_move().
23705 (*truncxf<mode>2): Rename from *truncxfsf2 and truncxfdf2. Macroize
23706 expander using X87MODEF12 mode macro.
23707 (*truncxfsf2_mixed): Combine alternatives, ignore "r" alternative when
23708 choosing register preferences. Use output_387_reg_move().
23709 (*truncxfdf2_mixed): Combine alternatives, use "r" alternative
23710 instead of "x". Use output_387_reg_move().
23711 (*truncxf<mode>2_i387_noop): Rename from *truncxfsf2_i387_noop and
23712 *truncxfdf2_i387_noop. Macroize insn using X87MODEF12 mode macro.
23713 (*truncxf<mode>2_i387): Rename from *truncxfsf2_i387 and
23714 *truncxfdf2_i387. Macroize insn using X87MODEF12 mode macro.
23715 Use output_387_reg_move().
23716 (*truncxf?f_mixed splitter): Macroize splitter using X87MODEF12
23718 (*truncxf?f_i387 splitter): Ditto.
23720 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
23722 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
23723 LANG_HOOKS_SAFE_FROM_P.
23724 * expr.c (safe_from_p): Remove langhook call.
23725 * langhooks.h (lang_hooks): Remove safe_from_p.
23726 (lhd_safe_from_p): Remove prototype.
23727 * langhooks.c (lhd_safe_from_p): Remove.
23729 2007-04-06 Jan Hubicka <jh@suse.cz>
23731 * cgraphunit.c (decide_is_function_needed): Do not keep always_inline
23734 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
23736 * config/i386/i386.c (output_387_reg_move): Handle memory operand[0].
23737 * config/i386/i386.md (*movsf_1, *movdf_nointeger,
23738 *movdf_integer_rex64, *movdf_integer, *movxf_nointeger,
23739 *movxf_integer): Use output_387_reg_move() for x87 reg->mem
23741 (*extendsfdf2_mixed, *extendsfdf2_i387, *extendsfxf2_i387,
23742 *extenddfxf2_i387, *truncdfsf_fast_mixed): Ditto.
23744 2007-04-05 Richard Henderson <rth@redhat.com>
23746 * config/alpha/alpha.c (print_operand) [+]: Remove.
23747 (alpha_end_function): Print nop if call at end of function.
23748 * config/alpha/alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Remove +.
23749 * config/alpha/alpha.md (UNSPEC_LDGP1): New.
23750 (call_osf_1_er_noreturn, call_value_osf_1_er_noreturn): New.
23751 (call_osf_2_er_nogp, call_value_osf_2_er_nogp): New.
23752 (call_osf_2_er, call_value_osf_2_er): Merge the ldgp highpart into
23753 the call pattern. Update peepholes to match.
23755 2007-04-05 Janis Johnson <janis187@us.ibm.com>
23757 * doc/extend.texi (Other Builtins): Add decimal float variants
23759 * builtins.def: Ditto.
23760 * builtins.c (expand_builtin): Ditto.
23762 2007-04-05 Uros Bizjak <ubizjak@gmail.com>
23763 H.J. Lu <hongjiu.lu@intel.com>
23766 * config/i386/sse.md (sse2_umulv2siv2di3): Use V4SImode instead
23767 of V8HImode when calling ix86_binary_operator_ok.
23768 (sse2_pmaddwd): Call ix86_binary_operator_ok.
23769 (sdot_prodv8hi): Operands 1 and 2 must be register.
23771 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
23773 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
23774 initialize align to silence bogus warning.
23776 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
23778 PR middle-end/22156
23779 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
23781 (struct sra_walk_fns): Remove use_all parameter from use.
23782 (sra_hash_tree): Handle BIT_FIELD_REFs.
23783 (sra_elt_hash): Don't hash bitfld blocks.
23784 (sra_elt_eq): Skip them in parent compares as well. Handle
23786 (sra_walk_expr): Don't maintain or pass down use_all_p.
23787 (scan_use): Remove use_all parameter.
23788 (scalarize_use): Likewise. Re-expand assignment to
23789 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
23790 output, and re-scalarize after output. Don't mark anything
23792 (scalarize_ldst): Adjust.
23793 (scalarize_walk_gimple_modify_statement): Likewise.
23794 (build_element_name_1): Handle BIT_FIELD_REFs.
23795 (instantiate_element): Don't warn for any element whose parent
23796 is used as a whole.
23797 (instantiate_missing_elements_1): Return the sra_elt.
23798 (canon_type_for_field): New.
23799 (try_instantiate_multiple_fields): New.
23800 (instantiate_missing_elemnts): Use them.
23801 (mark_no_warning): Removed.
23802 (generate_one_element_ref): Handle BIT_FIELD_REFs.
23803 (REPLDUP, sra_build_elt_assignment): New.
23804 (generate_copy_inout): Use them.
23805 (generate_element_copy): Likewise. Handle bitfld differences.
23806 (generate_element_zero): Don't recurse for blocks. Use
23807 sra_build_elt_assignment.
23808 (generate_one_element_int): Take elt instead of var. Use
23809 sra_build_elt_assignment.
23810 (generate_element_init_1): Adjust.
23811 (scalarize_use, scalarize_copy): Use REPLDUP.
23812 (scalarize_ldst): Move assert before dereference.
23813 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
23815 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
23817 * regmove.c: Fix unused variable warnings due to previous commit.
23819 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
23821 * regmove.c (STACK_GROWS_DOWNWARD): Don't boolean-ize.
23822 (regmove_bb_head): Remove.
23823 (copy_src_to_dest): Don't update regmove_bb_head and BB_HEAD.
23824 (regmove_optimize): Don't do unnecessary CFG fixes for non-existing
23825 problems with fixup_match_1.
23826 Don't initialize/free regmove_bb_head.
23828 (reg_is_remote_constant_p): If an insn is in the same basic block
23829 but not before INSN, consider it remote, too.
23831 2007-04-05 Anatoly Sokolov <aesok@post.ru>
23834 * config/avr/avr.c (avr_handle_fndecl_attribute): Use the
23835 DECL_ASSEMBLER_NAME, not the DECL_NAME.
23837 2007-04-05 H.J. Lu <hongjiu.lu@intel.com>
23839 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Reformat.
23840 (CONDITIONAL_REGISTER_USAGE): Likewise.
23842 2007-04-04 Richard Henderson <rth@redhat.com>
23844 * config/alpha/lib1funcs.asm: Remove unused file.
23846 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
23849 * opts.c (print_specific_help): Fix --help=<language>
23851 (common_handle_option): Support --help=common.
23853 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
23856 * gcc.c (main): Do not run the linker if
23857 print_subprocess_help indicates that it shouldn't be
23860 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
23863 * doc/invoke.texi (--help=): Document <languages> value, fix
23864 formatting in tables of values.
23866 2007-04-04 Danny Smith <dannysmith.users.sourceforge.net>
23868 * config/i386/winnt-cxx.c (i386_pe_type_dllimport_p): Don't ignore
23869 dllimport attribute of virtual methods.
23871 2007-04-04 Chen Liqin <liqin@sunnorth.com.cn>
23873 * config/score/crti.asm: Change _bss_start to __bss_start.
23874 * config/score/score.h (CONDITIONAL_REGISTER_USAGE): Added.
23875 (OUTGOING_REG_PARM_STACK_SPACE) update.
23876 * config/score/score.opt: add options to make backend support
23877 score5, score5u, score7 and score7d.
23878 * config/score/score.md: Likewise.
23879 * config/score/misc.md: Likewise.
23880 * config/score/mac.md: Likewise.
23881 * doc/invoke.texi: Likewise.
23882 * doc/md.texi: update constraints define.
23884 2007-04-03 Richard Henderson <rth@redhat.com>
23886 * expr.c (store_expr): If get_signed_or_unsigned_type doesn't yield
23887 an appropriate type, use the mode instead.
23889 2007-04-03 Richard Sandiford <richard@codesourcery.com>
23891 * config.gcc (mips-wrs-vxworks): Add vx-common.h to tm_file.
23892 Set the default --with-arch setting to mips2.
23893 * config/mips/t-vxworks (MULTILIB_OPTIONS, MULTILIB_MATCHES)
23894 (MULTILIB_EXCEPTIONS): Redefine with new multilibs.
23895 (MULTILIB_OSDIRNAMES): Delete.
23896 (MULTILIB_DIRNAMES): Define.
23897 * config/mips/vxworks.h (LINK_SPEC): Add VXWORKS_LINK_SPEC.
23898 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Define.
23899 (TARGET_OS_CPP_BUILTINS): Incorporate old SUBTARGET_CPP_SPEC
23900 definitions, except for _WRS_R3K_EXC_SUPPORT. Call
23901 VXWORKS_OS_CPP_BUILTINS.
23902 (SUBTARGET_CPP_SPEC): Redefine to VXWORKS_ADDITIONAL_CPP_SPEC.
23903 (MIPS_DEBUGGING_INFO): Undefine.
23904 (FUNCTION_PROFILER): Define to VXWORKS_FUNCTION_PROFILER.
23906 2007-04-03 Jakub Jelinek <jakub@redhat.com>
23908 PR middle-end/30704
23909 * fold-const.c (native_encode_real): Encode real.c provided longs
23910 as a series of 32-bit native integers.
23911 (native_interpret_real): Interpret buffer as a series of 32-bit
23914 2007-04-03 Richard Guenther <rguenther@suse.de>
23916 * genpreds.c (write_insn_constraint_len): Write function
23917 optimized for CONSTRAINT_LEN implementation.
23918 (write_tm_preds_h): Output insn_constraint_len inline and
23919 use it for CONSTRAINT_LEN.
23920 (write_insn_preds_c): Don't output insn_constraint_len.
23921 * doc/md.texi (define_register_constraint): Document multi-letter
23922 constraints shall have the same length if they start with the same
23925 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
23928 * config/i386/i386.md (isinf<mode>2): Expand only when
23929 TARGET_C99_FUNCTIONS is set.
23931 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
23933 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtpc to tm-file.
23934 (x86_64-*-linux*): Ditto.
23935 * config/i386/i386.opt (mpc): New option.
23936 * config/i386/i386.c (overrride_options): Handle
23937 ix87_precision_string.
23938 * config/i386/crtprec.c: New file.
23939 * config/i386/t-crtpc: Ditto.
23940 * config/i386/linux.h (ENDFILE_SPEC): Add handling of -mpc32, -mpc64
23941 and -mpc80 options.
23942 * config/i386/linux64.h (ENDFILE_SPEC): Ditto.
23943 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
23944 crtprec32.o, crtprec64.o and crtprec80.o.
23946 * doc/invoke.texi (Machine Dependent Options): Add -mpc32, -mpc64
23947 and -mpc80 options.
23948 (i386 and x86-64 Options): Document -mpc32, -mpc64 and -mpc80 options.
23950 2007-04-02 Eric Christopher <echristo@apple.com>
23952 * doc/invoke.texi (i386 and x86-64 Options): Document -m64
23953 limitations on darwin.
23955 2007-04-02 Anatoly Sokolov <aesok@post.ru>
23958 * config/avr/avr.c (avr_rtx_costs): Add missing 'break' statements.
23960 2007-04-02 Dave Korn <dave.korn@artimi.com>
23962 * doc/tm.texi (FUNCTION_MODE): Update and extend documentation.
23964 2007-04-02 Dave Korn <dave.korn@artimi.com>
23966 * libgcc2.h (exception_descriptor): Don't forward-declare.
23967 (__get_eh_table_language, __get_eh_table_version): Delete
23968 prototypes of long-dead functions.
23970 2007-04-01 Daniel Berlin <dberlin@dberlin.org>
23972 * ebitmap.h: New file
23973 * ebitmap.c: New file
23974 * Makefile.in (ebitmap.o): New target.
23976 2007-04-01 Jan Hubicka <jh@suse.cz>
23978 * emit-rtl.c (emit_insn_before_setloc): Do not ICE when asked to emit
23979 before very first instruction.
23981 2007-04-01 Jan Hubicka <jh@suse.cz>
23983 * ggc-page.c (ggc_print_statistics): Fix formatting string to avoid
23984 waring on 64bit hosts.
23985 * bitmap.h: Fix typo in bitmap_head_def.
23987 2007-04-01 Steven Bosscher <steven@gcc.gnu.org>
23989 PR rtl-optimization/31391
23990 * cfgcleanup.c (try_optimize_cfg): If a removed label is turned
23991 into a DELETED_LABEL note, and the label is in an empty basic
23992 block, update BB_END as well as BB_HEAD.
23994 2007-04-01 Richard Henderson <rth@redhat.com>
23996 PR tree-optimization/31169
23997 * tree-vrp.c (extract_range_from_binary_expr) <RSHIFT_EXPR>: Drop
23998 to varying if the range is outside [0, prec-1].
24000 2007-04-01 Richard Sandiford <richard@codesourcery.com>
24003 * config/mips/mips.md (load_const_gp): New insn.
24004 * config/mips/mips.c (mips_split_symbol): Avoid using or creating
24005 the MIPS16 GP pseudo register if no_new_pseudos.
24006 (mips16_gp_pseudo_reg): Use gen_load_const_gp.
24008 2007-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
24011 * config/rs6000/rs6000.md (call): Convert to LR hard reg for
24013 (call_value): Likewise.
24015 2007-03-31 Wolfgang Bangerth <bangerth@dealii.org>
24016 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24019 * doc/invoke.texi: (optimization options): Reword description
24020 of -ffast-math. Document its primary purpose.
24022 2007-03-31 Richard Guenther <rguenther@suse.de>
24024 * omp-low.c (splay-tree.h): Include.
24025 (lookup_decl): Replace splay-tree usage by pointer-map.
24026 (maybe_lookup_decl): Likewise.
24027 (new_omp_context): Likewise.
24028 (delete_omp_context): Likewise.
24029 * gimplify.c (splay-tree.h): Include.
24030 * tree-inline.c (insert_decl_map): Replace splay-tree usage by
24032 (remap_ssa_name): Likewise.
24033 (remap_decl): Likewise.
24034 (remap_type_1): Likewise.
24035 (remap_type): Likewise.
24036 (copy_body_r): Likewise.
24037 (expand_call_inline): Likewise.
24038 (clone_body): Likewise.
24039 (copy_tree_r): Likewise.
24040 (remap_save_expr): Likewise.
24041 (unsave_r): Likewise.
24042 (unsave_expr_now): Likewise.
24043 (tree_function_versioning): Likewise.
24044 (build_duplicate_type): Likewise.
24045 * tree-inline.h (pointer-set.h): Include instead of splay-tree.h.
24046 (struct copy_body_data): Replace splay-tree by pointer-map.
24047 * Makefile.in (TREE_INLINE_H): Depend on pointer-map.h,
24048 not $(SPLAY_TREE_H).
24049 (gimplify.o): Depend on $(SPLAY_TREE_H).
24050 (omp-low.p): Likewise.
24052 2007-03-31 Anatoly Sokolov <aesok@post.ru>
24054 * config/avr/predicates.md (even_register_operand,
24055 odd_register_operand): New predicates.
24056 * config/avr/avr.md (movw peephole2): New.
24057 (movw_r peephole2): New.
24059 2007-03-30 Rafael Avila de Espindola <espindola@google.com>
24061 * tree.h (get_signed_or_unsigned_type): New.
24062 * fold-const.c (operand_equal_for_comparison_p): Use
24063 get_signed_or_unsigned_type instead of
24064 lang_hooks.types.signed_or_unsigned_type.
24065 * expr.c (store_expr): Ditto.
24066 * langhooks.c (get_signed_or_unsigned_type): New.
24067 (lhd_signed_or_unsigned_type): New.
24068 * langhooks.h (lhd_signed_or_unsigned_type): New.
24069 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Define.
24071 2007-03-30 Richard Henderson <rth@redhat.com>
24073 * tree-ssa-loop-ivopts.c: Include target.h.
24074 (produce_memory_decl_rtl): Pass the rtx through encode_section_info.
24075 (get_address_cost): Force SYMBOL_FLAG_LOCAL set.
24076 (force_expr_to_var_cost): Use produce_memory_decl_rtl.
24077 * Makefile.in (tree-ssa-loop-ivopts.o): Depend on TARGET_H.
24079 2007-03-30 Richard Henderson <rth@redhat.com>
24080 Kai Tietz <kai.tietz@onevision.com>
24082 * config/i386/cygming.h (DWARF2_DEBUGGING_INFO): Enable by
24083 default for 64-bit.
24084 (PREFERRED_DEBUGGING_TYPE): Prefer dwarf2 for 64-bit.
24085 (TARGET_64BIT_MS_ABI): New.
24086 (DBX_REGISTER_NUMBER): Handle 64-bit.
24087 (SIZE_TYPE, PTRDIFF_TYPE): Use long long for 64-bit.
24088 (LONG_TYPE_SIZE): Force to 32.
24089 (REG_PARM_STACK_SPACE): New.
24090 (OUTGOING_REG_PARM_STACK_SPACE): New.
24091 (REGPARM_MAX, SSE_REGPARM_MAX): New.
24092 (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
24093 (STACK_BOUNDARY): Use 128 for 64-bit.
24094 * config/i386/cygwin.asm: Use push/ret to preserve call stack.
24095 Add 64-bit implementation.
24096 * config/i386/gthr-win32.c (__gthr_win32_key_create): Mark dtor
24098 * config/i386/i386.c (x86_64_ms_abi_int_parameter_registers): New.
24099 (override_options): Set ix86_cmodel for TARGET_64BIT_MS_ABI.
24100 Warn for -mregparm, -mrtd in 64-bit mode; force ix86_regparm
24101 for 64-bit; use TARGET_SUBTARGET64_DEFAULT.
24102 (ix86_handle_cconv_attribute): Don't warn when ignoring if
24103 TARGET_64BIT_MS_ABI.
24104 (ix86_function_arg_regno_p): Handle TARGET_64BIT_MS_ABI.
24105 (ix86_pass_by_reference): Likewise.
24106 (ix86_function_value_regno_p): Likewise.
24107 (ix86_build_builtin_va_list): Likewise.
24108 (ix86_va_start, ix86_gimplify_va_arg): Likewise.
24109 (function_arg_advance_ms_64): New.
24110 (function_arg_advance): Call it.
24111 (function_arg_ms_64): New.
24112 (function_arg): Call it.
24113 (function_value_ms_64): New.
24114 (ix86_function_value_1): Call it.
24115 (return_in_memory_ms_64): New.
24116 (ix86_return_in_memory): Call it.
24117 (setup_incoming_varargs_ms_64): New.
24118 (ix86_setup_incoming_varargs): Call it.
24119 (ix86_expand_prologue): Handle 64-bit stack probing.
24120 (legitimize_pic_address): Handle TARGET_64BIT_MS_ABI.
24121 (output_pic_addr_const): Likewise.
24122 (x86_this_parameter): Likewise.
24123 (x86_output_mi_thunk): Likewise.
24124 (x86_function_profiler): Likewise.
24125 (TARGET_STRICT_ARGUMENT_NAMING): New.
24126 * config/i386/i386.h (TARGET_SUBTARGET64_DEFAULT): New.
24127 (TARGET_64BIT_MS_ABI): New.
24128 (CONDITIONAL_REGISTER_USAGE): Handle TARGET_64BIT_MS_ABI.
24129 * config/i386/i386.md (allocate_stack_worker): Remove.
24130 (allocate_stack_worker_32): Rename from allocate_stack_worker_1;
24131 describe the clobber of eax without a match_scratch.
24132 (allocate_stack_worker_postreload): Remove.
24133 (allocate_stack_worker_64): Rename from allocate_stack_worker_rex64;
24134 describe the clobbers of rax, r10, r11 properly; use __chkstk symbol.
24135 (allocate_stack_worker_rex64_postreload): Remove.
24136 (allocate_stack): Handle 64-bit.
24137 * config/i386/i386elf (TARGET_SUBTARGET_DEFAULT): Remove.
24138 * config/i386/mingw32.h (TARGET_VERSION): Set correctly for 64-bit.
24139 (EXTRA_OS_CPP_BUILTINS): Handle 64-bit.
24140 (STANDARD_INCLUDE_DIR): Handle TARGET_64BIT_DEFAULT.
24141 (STANDARD_STARTFILE_PREFIX_1): Likewise.
24142 * config/i386/unix.h (TARGET_SUBTARGET64_DEFAULT): New.
24143 * config.build (x86_64-*-mingw*): New host.
24144 * config.host (x86_64-*-mingw*): New host.
24145 * config.gcc (x86_64-*-mingw*): New target.
24146 * gthr-win32.h (__gthread_key_create): Mark dtor unused.
24148 2007-03-30 Richard Henderson <rth@redhat.com>
24149 Kai Tietz <kai.tietz@onevision.com>
24151 * c-pragma.c (struct def_pragma_macro_value): New.
24152 (struct def_pragma_macro): New.
24153 (pushed_macro_table): New.
24154 (dpm_hash, dpm_eq): New.
24155 (handle_pragma_push_macro, handle_pragma_pop_macro): New.
24156 (init_pragma): Install them.
24157 * doc/tm.texi (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
24159 2007-03-30 Anatoly Sokolov <aesok@post.ru>
24161 * config/avr/avr.c (avr_override_options): Clear
24162 'flag_delete_null_pointer_checks'.
24164 2007-03-30 Paolo Carlini <pcarlini@suse.de>
24167 * c-common.h (enum rid): Add RID_HAS_NOTHROW_ASSIGN,
24168 RID_HAS_NOTHROW_CONSTRUCTOR, RID_HAS_NOTHROW_COPY,
24169 RID_HAS_TRIVIAL_ASSIGN, RID_HAS_TRIVIAL_CONSTRUCTOR,
24170 RID_HAS_TRIVIAL_COPY, RID_HAS_TRIVIAL_DESTRUCTOR,
24171 RID_HAS_VIRTUAL_DESTRUCTOR, RID_IS_ABSTRACT, RID_IS_BASE_OF,
24172 RID_IS_CONVERTIBLE_TO, RID_IS_CLASS, RID_IS_EMPTY, RID_IS_ENUM,
24173 RID_IS_POD, RID_IS_POLYMORPHIC, RID_IS_UNION, as
24175 * doc/extend.texi (Extensions to the C++ Language): Add Type Traits.
24177 2007-03-30 Steven Bosscher <steven@gcc.gnu.org>
24179 * regmove.c: Move all of pass_stack_adjustments from here...
24180 * combine-stack-adj.c: ...to this new file.
24181 * Makefile.in: Add rules for combine-stack-adj.o.
24183 2007-03-30 Zdenek Dvorak <dvorakz@suse.cz>
24185 PR tree-optimization/31383
24186 * tree-data-ref.c (affine_function_equal_p): Do not require the
24187 vectors to have the same length.
24189 2007-03-30 Jan Hubicka <jh@suse.cz>
24191 PR middle-end/30700
24192 * dwarf2out.c (reference_to_unused): Ask cgraph for functions
24193 availablility; add more sanity checking; ask varpool only about
24196 2007-03-29 Richard Henderson <rth@redhat.com>
24198 * unwind-generic.h (_sleb128_t, _uleb128_t): Don't use HAVE_LONG_LONG
24199 to decide, but __SIZEOF_LONG_LONG__.
24201 2007-03-29 Richard Henderson <rth@redhat.com>
24203 * emutls.c (struct __emutls_array): New.
24204 (emutls_destroy): Use it instead of casting element 0 from void*.
24205 (__emutls_get_address): Likewise.
24207 2007-03-29 Richard Henderson <rth@redhat.com>
24209 * varasm.c (initializer_constant_valid_p): Don't deny
24210 DECL_DLLIMPORT_P on functions.
24212 * config/i386/cygming.h: Remove function declarations.
24213 (SUBTARGET_ENCODE_SECTION_INFO): Don't undef first.
24214 (ASM_OUTPUT_LABELREF): Remove.
24215 (COMMON_ASM_OP): Remove.
24216 (ASM_OUTPUT_COMMON): Remove.
24217 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New.
24218 (ASM_DECLARE_OBJECT_NAME): Use i386_pe_maybe_record_exported_symbol.
24219 (ASM_DECLARE_FUNCTION_NAME): Likewise.
24220 * config/i386/i386-interix.h (SUBTARGET_ENCODE_SECTION_INFO):
24221 Rename from TARGET_ENCODE_SECTION_INFO.
24222 * config/i386/netware.h: Likewise.
24223 * config/i386/i386-protos.h: Update.
24224 * config/i386/i386.c (ix86_function_ok_for_sibcall): Turn ifdef
24225 of TARGET_DLLIMPORT_DECL_ATTRIBUTES into straight if.
24226 (legitimate_constant_p): Reject dllimports.
24227 (dllimport_map, get_dllimport_decl): New.
24228 (legitimize_dllimport_symbol): New.
24229 (legitimize_address, ix86_expand_move): Use it.
24230 (TARGET_BINDS_LOCAL_P): Redefine for TARGET_DLLIMPORT_DECL_ATTRIBUTES.
24231 * config/i386/i386.h (DLL_IMPORT_EXPORT_PREFIX): Remove.
24232 (SYMBOL_FLAG_DLLIMPORT, SYMBOL_REF_DLLIMPORT_P): New.
24233 (SYMBOL_FLAG_DLLEXPORT, SYMBOL_REF_DLLEXPORT_P): New.
24234 * config/i386/predicates.md (constant_call_address_operand): Only
24235 accept symbols; reject dllimport_p symbols.
24236 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Use
24237 i386_pe_maybe_record_exported_symbol.
24238 * config/i386/winnt.c (DLL_IMPORT_PREFIX, DLL_EXPORT_PREFIX): Remove.
24239 (i386_pe_determine_dllexport_p): Rename from i386_pe_dllexport_p.
24240 (i386_pe_determine_dllimport_p): Rename from i386_pe_dllimport_p;
24241 trust the setting of DECL_DLLIMPORT_P.
24242 (i386_pe_dllexport_name_p, i386_pe_dllimport_name_p): Remove.
24243 (i386_pe_mark_dllexport, i386_pe_mark_dllimport): Remove.
24244 (gen_stdcall_or_fastcall_suffix): Return NULL if no change required;
24245 tidy the argument scanning loop.
24246 (i386_pe_encode_section_info): Set SYMBOL_FLAG_DLLIMPORT and
24247 SYMBOL_FLAG_DLLEXPORT in SYMBOL_REF_FLAGS.
24248 (i386_pe_strip_name_encoding): Remove.
24249 (i386_pe_binds_local_p): New.
24250 (i386_pe_strip_name_encoding_full): Use default_strip_name_encoding.
24251 (i386_pe_output_labelref): Remove.
24252 (i386_pe_asm_output_aligned_decl_common): New.
24253 (i386_pe_maybe_record_exported_symbol): Rename from
24254 i386_pe_record_exported_symbol; check for dllexported symbols.
24256 2007-03-29 Zack Weinberg <zack@mrtock.ucsd.edu>
24258 * gengtype.c (oprintf): Mostly revert changes from 2007-03-26;
24259 add comment explaining why vsnprintf cannot be used.
24261 2007-03-29 Douglas Gregor <doug.gregor@gmail.com>
24263 PR tree-optimization/30666
24264 * tree.c (build_complex_type): When creating type names for DWARF2
24265 debug info, create TYPE_DECLs for TYPE_NAME instead of
24267 (build_common_tree_nodes_2): Use build_complex_type when building
24268 predefined complex types, to preserve canonical types.
24270 2007-03-29 Steven Bosscher <steven@gcc.gnu.org>
24272 * ifcvt.c (struct noce_if_info): Add then_else_reversed field.
24273 (noce_get_alt_condition): Look at it to determine whether to
24274 reverse the condition or not.
24275 (noce_get_condition): Substitute the truth for lies.
24276 (noce_find_if_block): Set the then_else_reversed field.
24278 2007-03-29 Lars Poeschel <larsi@wh2.tu-dresden.de>
24280 * config/fr30/fr30.md (movdi): Do not accept immediates as the
24281 destination of this insn.
24282 * config/fr30/fr30.c (fr30_move_double): Use emit_move_insn rather
24283 than calling gen_rtx_SET directly. Use r0 to hold the value of
24284 'address + 4' rather than a stack based temporary which can be
24285 mis-optimized away.
24287 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
24289 * config/s390/s390.c (s390_secondary_input_reload_class,
24290 s390_secondary_output_reload_class): Functions removed.
24291 (s390_secondary_reload): New function.
24292 (TARGET_SECONDARY_RELOAD): Target macro defined.
24293 * config/s390/s390.h (SECONDARY_INPUT_RELOAD_CLASS,
24294 SECONDARY_OUTPUT_RELOAD_CLASS): Macro definitions removed.
24295 * config/s390/s390.md ("reload_outti", "reload_outdi",
24296 "reload_indi", "reload_insi", "reload_out<mode>", "reload_in<mode>",
24297 "reload_out<mode>"): Expanders removed.
24298 ("reload<mode>_plus", "reload<mode>_nonoffmem_in",
24299 "reload<mode>_nonoffmem_out"): Expanders added.
24301 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
24303 * regmove.c (optimize_reg_copy_1): Don't perform DEST->SRC repair
24304 action if SRC->DEST replacement failed anyway.
24306 2007-03-28 Mike Stump <mrs@apple.com>
24308 * config/darwin9.h (ASM_OUTPUT_ALIGNED_COMMON): Add.
24309 * config/darwin.h (MAX_OFILE_ALIGNMENT): Fix.
24310 * config/rs6000/darwin.h (ASM_OUTPUT_ALIGNED_COMMON): Removed #undef.
24312 2007-03-28 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
24314 * config.gcc: Accept barcelona as a variant of amdfam10.
24315 * config/i386/i386.c (override_options): Likewise.
24316 * doc/invoke.texi: Likewise.
24318 2007-03-28 Eric Botcazou <ebotcazou@adacore.com>
24320 * tree-dfa.c (get_ref_base_and_extent): Do not expect positive
24321 offsets for BIT_FIELD_REF and COMPONENT_REF.
24323 2007-03-28 Richard Guenther <rguenther@suse.de>
24325 * tree.c (is_global_var): Move ...
24326 * tree-flow-inline.h (is_global_var): ... here.
24327 * tree.h (is_global_var): Remove declaration.
24329 2007-03-28 Uros Bizjak <ubizjak@gmail.com>
24331 * config/i386/i386.h (X86_TUNE_PROMOTE_HIMODE_IMUL): New tuning
24333 (TARGET_TUNE_PROMOTE_HIMODE_IMUL): New define. Use new tuning option.
24334 * config/i386/i386.c (ix86_tune_features): Initialize new
24336 * config/i386/predicates.md (promotable_binary_operator): Use
24337 TARGET_TUNE_PROMOTE_HIMODE_IMUL.
24339 2007-03-28 Grigory Zagorodnev <grigory_zagorodnev@linux.intel.com>
24342 * config/i386/sse.md (uminv16qi3): Use UMIN instead of UMAX.
24344 2007-03-28 Lars Poeschel <larsi@wh2.tu-dresden.de>
24346 * config/fr30/fr30.md (movsi_internal): Change destination
24347 constraint from m to V and add m to the end.
24349 2007-03-28 Christian Bruel <christian.bruel@st.com>
24351 * config/sh/sh.md (movsi_i): Fix type attribute.
24353 2007-03-28 Christian Bruel <christian.bruel@st.com>
24355 * config/sh/sh.md (movsi_ie): Fix memory constraints attribute length.
24356 (movsf_ie): Likewise.
24358 2007-03-28 Christian Bruel <christian.bruel@st.com>
24360 * config.gcc: Add sh4-300 to multilib.
24361 * config/sh/t-mlib-sh4-300: New file.
24363 2007-03-28 Andreas Krebbel <krebbel1@de.ibm.com>
24365 * config/s390/s390.md ("fix_trunc<mode>di2"): New expander.
24366 ("fix_trunc<DFP:mode>di2_dfp"): New insn definition renamed from
24367 fix_trunc<mode>di2.
24368 ("fixuns_truncdddi2", "fixuns_trunctddi2"): Use
24369 fix_trunc<DFP:mode>di2_dfp instead of fix_trunc<mode>di2.
24370 ("fix_truncdfsi2", "fix_truncsfsi2", "fixuns_truncdddi2",
24371 "fixuns_trunctddi2"): Whitespace fix.
24373 2007-03-28 Kaz Kojima <kkojima@gcc.gnu.org>
24375 * config/sh/sh.h (CALL_COOKIE_RET_TRAMP_SHIFT): Move after
24376 the definition of struct sh_args.
24377 (CALL_COOKIE_RET_TRAMP, CALL_COOKIE_STACKSEQ_SHIFT,
24378 CALL_COOKIE_INT_REG_GET): Likewise.
24380 2007-03-28 Steven Bosscher <steven@gcc.gnu.org>
24382 * ifcvt.c (cond_exec_find_if_block): Return FALSE if no
24383 transformations are applied successfully.
24385 2007-03-27 Douglas Gregor <doug.gregor@gmail.com>
24387 * tree.c (tree_contains_struct): Permit 512 tree codes.
24388 * tree.h (tree_contains_struct): Ditto.
24389 (MAX_TREE_CODES): Ditto.
24390 (struct tree_base): Make CODE 16 bits, instead of 8 bits. Add
24391 SPARE member to store remaining padding bits.
24393 2007-03-27 Anatoly Sokolov <aesok@post.ru>
24395 * config/avr/avr.c (avr_mcu_types): Move at90usb82 device to 'avr4'
24398 2007-03-27 Janis Johnson <janis187@us.ibm.com>
24400 * configure.ac: Fix assembler test for powerpc*-linux decimal float.
24401 * configure: Regenerate.
24403 * configure: Regenerate using the correct version of autoconf.
24405 2007-03-27 Anatoly Sokolov <aesok@post.ru>
24407 * config/avr/avr.c (avr_hard_regno_mode_ok): Disallow QImode in stack
24409 * config/avr/avr.h (REGISTER_NAMES): Rename "__SPL__" and "__SPH__"
24410 regs to "__SP_L__" and "__SP_H__".
24412 2007-03-27 Richard Guenther <rguenther@suse.de>
24414 * tree-dfa.c (get_ref_base_and_extent): Replace bit_offset and
24415 computations with it with a HOST_WIDE_INT variable.
24417 2007-03-26 Mike Stump <mrs@apple.com>
24419 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Add
24420 objective-c-header, objective-c++-header and objc++-cpp-output
24422 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
24424 2007-03-26 Richard Henderson <rth@redhat.com>
24427 * config/i386/i386.c (IX86_BUILTIN_PSLLDQ128, IX86_BUILTIN_PSLLW128,
24428 IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128, IX86_BUILTIN_PSRAW128,
24429 IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128, IX86_BUILTIN_PSRLD128,
24430 IX86_BUILTIN_PSRLQ128): New.
24431 (ix86_init_mmx_sse_builtins): Add them.
24432 (ix86_expand_builtin): Expand them.
24433 * config/i386/sse.md (ashr<mode>3, lshr<mode>3, ashl<mode>3): Make
24434 operand 2 be TImode.
24435 * config/i386/emmintrin.h (_mm_slli_epi64, _mm_srai_epi16,
24436 _mm_srai_epi32, _mm_srli_epi16, _mm_srli_epi32,
24437 _mm_srli_epi64): Mark __B const.
24438 (_mm_srli_si128, _mm_srli_si128): Fix disabled inline versions.
24439 (_mm_sll_epi16, _mm_sll_epi32, _mm_sll_epi64, _mm_sra_epi16,
24440 _mm_sra_epi32, _mm_srl_epi16, _mm_srl_epi32, _mm_srl_epi64): Use
24441 new two-vector shift builtins.
24443 2007-03-26 Ian Lance Taylor <iant@google.com>
24445 PR tree-optimization/31345
24446 * tree-vrp.c (extract_range_from_binary_expr): Turn ranges like
24447 [+INF, +INF(OVF)] into VARYING.
24449 2007-03-26 Zack Weinberg <zackw@panix.com>
24451 * gengtype-parse.c: New file.
24452 * gengtype-yacc.y: Delete.
24453 * gengtype-lex.l: Don't include gengtype-yacc.h.
24454 Define YY_DECL and yyterminate appropriately for recursive
24455 descent parser. yylval is now a string out-parameter to yylex.
24456 (HWS, EOID): New shorthand.
24457 (IWORD): Add a couple more types.
24458 (yylex): Add a setup stanza. Remove the complex rules for
24459 detecting GTY'ed types and typedefs; replace with simple
24460 keyword detectors. Adjust everything for the changed
24461 definition of yylval. Ignore all pp-directives, not just #define.
24463 (parse_file): Rename yybegin; do not call yyparse.
24465 * gengtype.c (xasprintf): Export again.
24466 (this_file): New. Use everywhere __FILE__ was being used.
24467 (get_lang_bitmap): Special case types defined in gengtype.c.
24468 (do_typedef, new_structure): Suppress definition of certain types.
24469 (new_structure): Improve diagnostics of duplicate definitions.
24470 Make sure location_s is associated with input.h.
24471 (nreverse_pairs, define_location_structures): New functions.
24472 (main): Improve tagging of kludge types. Remove old kludges
24473 for input.h types; use define_location_structures.
24474 * gengtype.h: Update prototypes. Define token codes here.
24475 * Makefile.in: Remove all references to gengtype-yacc.
24476 Add rules for gengtype-parse.o. Adjust rules for gengtype-lex.o
24478 * bitmap.h (struct bitmap_head_def): Coalesce definitions,
24479 add GTY((skip)) to the field that's only conditionally there.
24480 * doc/install.texi: Document that Bison is no longer required
24481 unless building treelang.
24483 * gengtype.c: Don't include gtyp-gen.h.
24484 (srcdir): Declare here.
24485 (base_files, lang_dir_names): Allocate dynamically.
24486 (gt_files, num_gt_files, num_lang_dirs): New globals.
24487 (measure_input_list, read_input_line, read_input_list)
24488 (set_lang_bitmap): New functions.
24489 (get_base_file_bitmap): Rename get_lang_bitmap and drastically
24490 simplify, relying on read_input_list to set up the bitmaps.
24491 (main): Arguments are no longer unused. Check for correct number
24492 of command line arguments, set srcdir and srcdir_len, then call
24493 read_input_list, before doing anything else. No need to worry
24494 about duplicates in main loop.
24495 * configure.ac: Simplify the calculation of all_gtfiles.
24496 Put language tags in there. Don't set or substitute
24497 all_gtfiles_files_langs or all_gtfiles_files_frags.
24498 * Makefile.in: Revamp the way gengtype is invoked, now that it
24499 takes a file on its command line with a much simpler format.
24500 Remove or replace with gtyp-input.list all references to gtyp-gen.h.
24501 (GTFILES): Remove duplicates and C source files.
24502 * c-config-lang.in, cp/config-lang.in, objc/config-lang.in
24503 * objcp/config-lang.in: Add c-pragma.h to gtfiles.
24504 * configure: Regenerate.
24506 * gengtype.h: Remove all type definitions to gengtype.c; leave
24507 only definitions of options_p, type_p, and pair_p as opaque
24508 pointers. Update prototypes.
24509 * gengtype.c: Many type definitions moved here from gengtype.h.
24510 Consolidate type definitions at the top of the file.
24511 (xvasprintf): Delete.
24512 (xasprintf): Make static.
24513 (create_nested_pointer_option): Add 'next' parameter.
24514 (create_field_all, create_field_at): New functions.
24515 (create_field): Now a thin wrapper around create_field_all.
24516 (create_optional_field): Rename create_optional_field_ and add
24517 line argument. Original name is now a macro which supplies
24519 (oprintf): Use vsnprintf directly.
24520 (close_output_files): Use fatal rather than perror/exit.
24521 (note_def_vec, note_def_vec_alloc): Use create_field_at.
24522 (main): Set progname. Don't use exit.
24523 * gengtype-yacc.y (struct_fields): Use create_field_at.
24524 (option, optionseqopt): Delete.
24525 (optionseq): Consolidate productions from option here so we
24526 can use the first argument to create_option.
24528 * gengtype-lex.l: Distinguish unions from structures in the
24529 token type. Don't call find_structure; return the tag as a string.
24530 * gengtype-yacc.y: Add new token types ENT_TYPEDEF_UNION and
24531 ENT_UNION. Type of these, ENT_TYPEDEF_STRUCT, and ENT_STRUCT is
24532 string. Reorganize typedef_struct production accordingly.
24533 Use create_nested_ptr_option.
24534 * gengtype.c (create_nested_ptr_option): New function.
24535 * gengtype.h: Declare it.
24537 * gengtype.h (struct type): Replace 'sc' with boolean, scalar_is_char.
24538 (string_type): Don't declare.
24539 (do_scalar_typedef): Declare.
24540 (create_scalar_type): Update prototype.
24541 * gengtype.c (string_type): Make static.
24542 (scalar_nonchar, scalar_char): New.
24543 (do_scalar_typedef): Export. Always use scalar_nonchar for the type.
24544 (resolve_typedef): Use scalar_nonchar for error recovery.
24545 (create_scalar_type): Remove name_len field. Return scalar_char
24546 or scalar_nonchar as appropriate.
24547 (adjust_field_type): Look at scalar_is_char boolean to decide whether
24548 to use string_type.
24549 (throughout): Use scalar_nonchar instead of calling
24550 create_scalar_type, whenever possible.
24551 (main): Initialize scalar_char and scalar_nonchar before calling
24553 * gengtype-lex.l: Adjust for removal of second argument to
24554 create_scalar_type. Use yylval.s instead of yylval.t when
24556 * gengtype-yacc.y: Type of SCALAR is string. Call
24557 create_scalar_type from type:SCALAR rule. Adjust for removal of
24558 second argument to create_scalar_type.
24560 * vec.h: Remove all #if IN_GENGTYPE blocks.
24561 Add comment saying that changes may require adjustments to gengtype.
24562 * gengtype.c: Don't include coretypes.h or tm.h.
24563 Add comment to inclusion of errors.h.
24564 (note_def_vec, note_def_vec_alloc): New functions.
24565 * gengtype.h: Declare new functions.
24566 * gengtype-lex.l: Don't include coretypes.h.
24567 (YY_INPUT, macro_input, push_macro_expansion, mangle_macro_name):
24569 (update_lineno): Remove unnecessary prototype.
24570 (DEF_VEC_* rules): Simplify using note_def_vec / note_def_vec_alloc.
24571 (VEC rule): Just return VEC_TOKEN.
24572 * gengtype-yacc.y (VEC_TOKEN): New token type.
24573 (type): Add a production for VEC(a,b).
24574 * Makefile.in: Update dependencies.
24576 * gengtype-lex.l: Remove rules for parsing pointer-to-function
24577 typedefs that use the old PARAMS macro.
24579 * gengtype-lex.l: Remove all rules and states relating to yacc
24581 * gengtype-yacc.y: Similarly.
24582 * gengtype.c (note_yacc_type): Delete function.
24583 * gengtype.h: Update prototypes.
24585 2007-03-26 Joseph Myers <joseph@codesourcery.com>
24587 * tree-pretty-print.c (dump_generic_node): Report precision of
24588 unnamed integer types.
24590 2007-03-26 Steven Bosscher <steven@gcc.gnu.org>
24592 * ifcvt.c (noce_try_store_flag_constants): Don't check
24593 no_new_pseudos here.
24594 (noce_try_store_flag_constants): Don't check no_new_pseudos.
24595 (noce_try_addcc, noce_try_store_flag_mask, noce_try_cmove_arith,
24596 noce_try_cmove_arith, noce_try_minmax, noce_try_abs,
24597 noce_try_sign_mask): Likewise.
24598 (if_convert): Check no_new_pseudos here.
24600 (cond_exec_process_if_block, noce_process_if_block, find_if_block):
24602 (struct noce_if_info): Add then_bb, else_bb, join_bb members.
24603 (noce_get_condition): Handle new then_else_reversed argument.
24604 (noce_init_if_info): Remove, fold into noce_find_if_block.
24605 (noce_process_if_block): Take a struct noce_if_info as the
24606 argument. Don't set up one based on ce_if_info. Update pointer
24607 references accordingly.
24608 (cond_move_process_if_block): Likewise.
24609 (process_if_block): Removed.
24610 (find_if_block): Removed. Move functionality two new functions,
24611 noce_find_if_block and cond_exec_find_if_block.
24612 (noce_find_if_block): New function. Be aware of IF-THEN-JOIN
24613 blocks and the symmetric IF-ELSE-JOIN case.
24614 (cond_exec_find_if_block): Also new function mostly based on old
24615 find_if_block and process_if_block.
24616 (find_if_header): Replace find_if_block call with separately
24617 guarded calls to noce_find_if_block and cond_exec_find_if_block.
24618 (find_cond_trap): Update noce_get_condition call.
24619 (dead_or_predicable): Likewise.
24621 2007-03-26 Jakub Jelinek <jakub@redhat.com>
24623 * config/i386/i386.c (IX86_BUILTIN_CMPNEPD, IX86_BUILTIN_CMPNESD):
24625 (IX86_BUILTIN_PSLLW128, IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128,
24626 IX86_BUILTIN_PSRAW128, IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128,
24627 IX86_BUILTIN_PSRLD128, IX86_BUILTIN_PSRLQ128): Remove.
24628 (ix86_init_mmx_sse_builtins): Remove v8hi_ftype_v8hi_v2di and
24629 v4si_ftype_v4si_v2di. Remove __builtin_ia32_psllw128,
24630 __builtin_ia32_pslld128, __builtin_ia32_psllq128,
24631 __builtin_ia32_psrlw128, __builtin_ia32_psrld128,
24632 __builtin_ia32_psrlq128, __builtin_ia32_psraw128 and
24633 __builtin_ia32_psrad128 builtins.
24635 2007-03-26 Uros Bizjak <ubizjak@gmail.com>
24637 * reg-stack.c (replace_reg): Use IN_RANGE macro in gcc_assert().
24638 * config/i386/constraints.md
24639 (define_constraint "I"): Use IN_RANGE macro.
24640 (define_constraint "J"): Ditto.
24641 (define_constraint "K"): Ditto.
24642 (define_constraint "M"): Ditto.
24643 (define_constraint "N"): Ditto.
24644 (define_constraint "O"): Ditto.
24645 * config/i386/predicates.md
24646 (define_predicate "register_no_elim_operand"): Use IN_RANGE macro.
24647 (define_predicate "const_0_to_3_operand"): Ditto.
24648 (define_predicate "const_0_to_7_operand"): Ditto.
24649 (define_predicate "const_0_to_15_operand"): Ditto.
24650 (define_predicate "const_0_to_63_operand"): Ditto.
24651 (define_predicate "const_0_to_255_operand"): Ditto.
24652 (define_predicate "const_1_to_31_operand"): Ditto.
24653 (define_predicate "const_2_to_3_operand"): Ditto.
24654 (define_predicate "const_4_to_7_operand"): Ditto.
24656 2007-03-25 David Edelsohn <edelsohn@gnu.org>
24658 * config/rs6000/rs6000.c (rs6000_emit_prologue): Always clobber LR
24659 in SImode for save_world.
24660 * config/rs6000/altivec.md (save_world, restore_world): Convert to
24663 2007-03-25 Dorit Nuzman <dorit@il.ibm.com>
24665 PR tree-optimization/30784
24666 * fold-const.c (fold_ternary): Handle CONSTRUCTOR in case
24669 2007-03-25 Revital Eres <eres@il.ibm.com>
24671 * tree-if-conv.c (if_convertible_gimple_modify_stmt_p):
24672 Fold movement_possibility function into it.
24674 2007-03-25 David Edelsohn <edelsohn@gnu.org>
24676 * config/rs6000/darwin.md (load_macho_picbase): Ignore operand 0.
24677 (load_macho_picbase_{si,di}): Convert to LR hard reg.
24678 (call_indirect_nonlocal_darwin64): Same.
24679 (call_nonlocal_darwin64): Same.
24680 (call_value_indirect_nonlocal_darwin64): Same.
24681 (call_value_nonlocal_darwin64): Same.
24682 (sibcall_nonlocal_darwin64): Same.
24683 (sibcall_value_nonlocal_darwin64): Same.
24684 (sibcall_symbolic_64): Same.
24685 (sibcall_value_symbolic_64): Same.
24686 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Remove
24688 (rs6000_emit_load_toc_table): Same.
24689 * config/rs6000/altivec.md (restore_world): Convert to LR hard reg.
24690 * config/rs6000/rs6000.md (mulh_call): Convert to LR hard reg.
24692 (divss_call): Same.
24693 (divus_call): Same.
24694 (quoss_call): Same.
24695 (quous_call): Same.
24696 (load_toc_v4_pic_si): Same
24697 (load_toc_v4_PIC_1): Same.
24698 (load_toc_v4_PIC_1b): Same.
24699 (call_indirect_aix{32,64}): Same.
24700 (call_value_indirect_aix{32,64}): Same.
24702 (call_value): Same.
24703 (call_local{32,64}): Same.
24704 (call_value_local{32,64}): Same.
24705 (call_indirect_nonlocal_aix{32,64}): Same.
24706 (call_nonlocal_aix{32,64}): Same.
24707 (call_value_indirect_nonlocal_aix{32,64}): Same.
24708 (call_value_nonlocal_aix{32,64}): Same.
24709 (call_indirect_nonlocal_sysv<mode>): Same.
24710 (call_nonlocal_sysv<mode>): Same.
24711 (call_value_indirect_nonlocal_sysv<mode>): Same.
24712 (call_value_nonlocal_sysv<mode>): Same.
24714 (sibcall_local{32,64}): Same.
24715 (sibcall_value_local{32,64}): Same.
24716 (sibcall_nonlocal_aix{32,64}): Same.
24717 (sibcall_value_nonlocal_aix{32,64}): Same.
24718 (sibcall_nonlocal_sysv<mode>): Same.
24719 (sibcall_value): Same.
24720 (sibcall_value_nonlocal_sysv<mode>): Same.
24722 2007-03-24 Paul Brook <paul@codesourcery.com>
24724 * config/arm/lib1funcs.asm (div0): Use ARM_FUNC_START and do_push.
24725 * config/arm/linux-eabi.h: Remove legacy syscall hack.
24727 2007-03-24 Richard Henderson <rth@redhat.com>
24729 * config/ia64/constraints.md: New file.
24730 * config/ia64/predicates.md: Replace CONST_OK_FOR_? with
24731 satisfies_constraint_?.
24732 * config/ia64/ia64.c (ia64_move_ok, ia64_legitimate_constant_p,
24733 ia64_reload_gp, spill_restore_mem, ia64_expand_prologue,
24734 ia64_expand_epilogue, ia64_split_return_addr_rtx, ia64_rtx_costs,
24735 ia64_output_mi_thunk): Likewise.
24736 (ia64_const_ok_for_letter_p): Remove.
24737 (ia64_const_double_ok_for_letter_p): Remove.
24738 (ia64_extra_constraint): Remove.
24739 * config/ia64/ia64.h (REG_CLASS_FROM_LETTER): Remove.
24740 (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L,
24741 CONST_OK_FOR_M, CONST_OK_FOR_N, CONST_OK_FOR_O, CONST_OK_FOR_P,
24742 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_G,
24743 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT,
24744 EXTRA_MEMORY_CONSTRAINT): Remove.
24745 * config/ia64/ia64.md: Include constriants.md. Replace
24746 CONST_OK_FOR_? with satisfies_constraint_?.
24748 2007-03-23 Michael Meissner <michael.meissner@amd.com>
24749 H.J. Lu <hongjiu.lu@intel.com>
24751 * config/dfp-bit.h (DPD_BID_NAME): New macro to give either the
24753 (name macros): Use DPD_BID_NAME to convert names properly.
24755 * optabs.c (DECIMAL_PREFIX): Prefix string to use for the current
24756 decimal floating point format.
24757 (init_floating_libfuncs): Change decimal functions so that they
24758 have a "bid_" prefix if the decimal system uses the BID format,
24759 and "dpd_" prefix if the decimal system uses the DPD format.
24760 (init_interclass_conv_libfuncs): Ditto.
24761 (init_intraclass_conv_libfuncs): Ditto.
24763 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
24764 using the BID format.
24766 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
24767 whether we are using the BID decimal format.
24768 * configure: Regenerate.
24770 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
24771 the compiler has decimal floating point enabled. Define
24772 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
24775 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
24776 using the BID format.
24778 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
24779 whether we are using the BID decimal format.
24780 * configure: Regenerate.
24782 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
24783 the compiler has decimal floating point enabled. Define
24784 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
24787 * doc/install.texi (--enable-decimal-float): Document BID and DPD
24788 options, and that it is enabled for i386/x86_64 systems.
24790 * Makefile.in (enable_decimal_float): New.
24792 (DECNUMINC): Add -I$(DECNUMFMT).
24793 (DECNUM_H): Mov decimal32.h, decimal64.h and decimal128.h
24794 to $(DECNUMFMT) from $(DECNUM).
24796 * configure.ac: Support * --enable-decimal-float={no,yes,bid,dpd}.
24797 Substitute enable_decimal_float.
24798 * configure: Regenerated.
24801 * config/dfp-bit.c (__dec_byte_swap): Use uint32_t instead of
24804 * configure.ac: Enable decimal float for x86_64-*-linux*.
24805 * configure: Regenerated.
24808 * dfp.c (decimal_real_arithmetic): Use decimal128FlipSign and
24809 decimal128ClearSign to flip and clear the sign bit in decimal128.
24810 (decimal_real_maxval): Set decimal128SetSign to set the sign
24813 2007-03-23 Ian Lance Taylor <iant@google.com>
24815 * fold-const.c (fold_binary): Correct warning for X - c >= X.
24817 2007-03-23 Ian Lance Taylor <iant@google.com>
24819 * tree-dump.c (dump_files): Correct comment.
24821 2007-03-23 Ian Lance Taylor <iant@google.com>
24823 * tree-vrp.c (operand_less_p): Ignore fold overflow warnings.
24825 2007-03-23 Steven Bosscher <steven@gcc.gnu.org>
24827 * tracer.c (tracer): Don't take FLAGS argument. Assert we are
24828 in cfglayout mode. Don't go into and out of cfglayout mode.
24829 Link the blocks in the order of the constructed traces.
24830 (rest_of_handle_tracer): Adjust call to tracer.
24831 * loop-init.c (rtl_loop_init): Assert we are in cfglayout mode.
24832 Don't go into cfglayout mode.
24833 (rtl_loop_done): Don't go out of cfglayout mode.
24834 * cfglayout.c (relink_block_chain): New function, split out from...
24835 (fixup_reorder_chain): ...here. Remove redundant checking.
24836 (cfg_layout_finalize): Don't clear the header, footer, and aux
24837 fields here, move the code to do so to relink_block_chain. Likewise
24838 for free_original_copy_tables.
24839 * rtl.h (tracer): Update prototype.
24840 * bb-reorder.c (reorder_basic_blocks): Don't take FLAGS argument.
24841 Assert we are in cfglayout mode. Don't go into and out of cfglayout
24842 mode. Use relink_block_chain to serialize the CFG according to the
24843 new basic block order. Move targetm.cannot_modify_jumps_p check from
24845 (gate_handle_reorder_blocks): ...to here.
24846 (duplicate_computed_gotos): Move targetm.cannot_modify_jumps_p check
24848 (gate_duplicate_computed_gotos): ...to here.
24849 (rest_of_handle_reorder_blocks): Don't see if anything has changed,
24850 something always changes when going into and out of cfglayout mode.
24851 Perform an expensive cfg cleanup while going into cfglayout mode.
24852 Always update liveness information on HAVE_conditional_execution
24853 targets. Reserialize the basic blocks and go out of cfglayout mode.
24854 * reg-stack.c: Include cfglayout.h.
24855 (rest_of_handle_stack_regs): Go into and out of cfglayout mode around
24856 the call to reorder_basic_blocks.
24857 * basic-block.h (reorder_basic_blocks): Update prototype.
24858 (relink_block_chain): New prototype.
24859 * passes.c (pass_outof_cfg_layout_mode): Move after cse2.
24861 2007-03-23 Joseph Myers <joseph@codesourcery.com>
24863 * config/mips/mips.md (type, hazard, *movdi_32bit,
24864 *movdi_gp32_fp64, *movdi_64bit, *movsi_internal, movcc,
24865 *movhi_internal, *movqi_internal, *movsf_hardfloat,
24866 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit, *movdf_softfloat,
24867 movv2sf_hardfloat_64bit, load_df_low, load_df_high, store_df_high,
24868 mthc1, mfhc1): Change xfer instruction type to mfc and mtc, as
24870 (movcc): Change first xfer to multi.
24871 * config/mips/24k.md, config/mips/4100.md, config/mips/4300.md,
24872 config/mips/5000.md, config/mips/5400.md, config/mips/5500.md,
24873 config/mips/5k.md, config/mips/7000.md, config/mips/9000.md,
24874 config/mips/generic.md: Change reservations using "xfer" to use
24876 * config/mips/sb1.md (ir_sb1_mtxfer): Use "mtc" instead of
24877 using match_operand.
24878 (ir_sb1_mfxfer): Use "mfc" instead of using match_operand.
24879 * config/mips/sr71k.md (ir_sr70_xfer_from): Use "mfc" instead of
24881 (ir_sr70_xfer_to): Use "mtc" instead of examining mode.
24883 2007-03-22 Richard Henderson <rth@redhat.com>
24885 * config/i386/i386.c: Remove unnecessary function declarations.
24886 Move targetm definition, and all related macros, to the end of
24887 the file. Resort some functions to put definitions before uses.
24888 (ix86_attribute_table): Make static. Move to end of file.
24889 (ix86_gimplify_va_arg): Make static.
24891 2007-03-22 Richard Henderson <rth@redhat.com>
24893 * config/i386/i386.c (ix86_function_regparm): Early exit for 64-bit;
24894 don't increase local_regparm with force_align_arg_pointer check.
24895 (ix86_function_sseregparm): Assert 32-bit.
24896 (type_has_variadic_args_p): New.
24897 (ix86_return_pops_args): Early exit for 64-bit. Reindent; use
24898 type_has_variadic_args_p.
24899 (ix86_function_arg_regno_p): Use == 0 instead of ! test for eax.
24900 (init_cumulative_args): Remove TARGET_DEBUG_ARG. Remove zero_cum;
24901 use memset instead. Do maybe_vaarg check first; skip attribute
24902 tests if true; skip attribute tests for 64-bit.
24903 (construct_container): Remove TARGET_DEBUG_ARG.
24904 (function_arg_advance_32, function_arg_advance_64): Split out ...
24905 (function_arg_advance): ... from here.
24906 (function_arg_32, function_arg_64): Split out ...
24907 (function_arg): ... from here.
24908 (ix86_pass_by_reference): Tidy.
24909 (ix86_function_value_regno_p): Rearrange w/ switch on regno.
24910 (function_value_32): New, from parts of ix86_function_value
24911 and ix86_value_regno.
24912 (function_value_64): New, from parts of ix86_function_value
24913 and ix86_libcall_value.
24914 (ix86_function_value_1): New.
24915 (ix86_function_value, ix86_libcall_value): Use it.
24916 (return_in_memory_32, return_in_memory_64): Split out ...
24917 (ix86_return_in_memory): ... from here.
24918 (ix86_struct_value_rtx): Skip for 64-bit.
24919 (ix86_libcall_value, ix86_value_regno): Remove.
24920 (setup_incoming_varargs_64): Split out ...
24921 (ix86_setup_incoming_varargs): ... from here.
24922 (ix86_va_start): Remove TARGET_DEBUG_ARG.
24923 (legitimate_address_p, legitimize_address): Remove TARGET_DEBUG_ADDR.
24924 * config/i386/i386-protos.h (ix86_function_value): Remove.
24925 * config/i386/i386.opt (TARGET_DEBUG_ADDR, TARGET_DEBUG_ARG): Remove.
24927 2007-03-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24930 * c-lex.c (interpret_float): On overflow, emit pedantic warning if
24931 infinities not supported, otherwise emit warning if -Woverflow. On
24932 underflow, emit warning if -Woverflow.
24933 * real.c (real_from_string): Return -1 if underflow, +1 if overflow
24935 * real.h (real_from_string): Update declaration
24937 2007-03-22 Kai Tietz <kai.tietz@onevision.com>
24938 Richard Henderson <rth@redhat.com>
24940 * defaults.h (OUTGOING_REG_PARM_STACK_SPACE): Provide default.
24941 * calls.c (compute_argument_block_size, expand_call,
24942 emit_library_call_value_1): Don't ifdef OUTGOING_REG_PARM_STACK_SPACE.
24943 * expr.c (block_move_libcall_safe_for_call_parm): Likewise.
24944 * function.c (STACK_DYNAMIC_OFFSET): Likewise.
24945 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Update.
24946 * config/alpha/unicosmk.h, config/bfin/bfin.h, config/iq2000/iq2000.h,
24947 config/mips/mips.h, config/mn10300/mn10300.h, config/mt/mt.h,
24948 config/pa/pa.h, config/rs6000/rs6000.h, config/score/score.h,
24949 config/spu/spu.h, config/v850/v850.h (OUTGOING_REG_PARM_STACK_SPACE):
24952 2007-03-22 Joseph Myers <joseph@codesourcery.com>
24954 * c-incpath.c (add_sysroot_to_chain): New.
24955 (merge_include_chains): Add sysroot argument. Call
24956 add_sysroot_to_chain if sysrooted.
24957 (register_include_chains): Update call to merge_include_chains.
24958 * doc/cppopts.texi: Document use of '=' in include directory
24961 2007-03-22 Uros Bizjak <ubizjak@gmail.com>
24963 * config/i386/i386.md (cmp<mode>): Rename from cmpsf and cmpdf.
24964 Macroize expander using SSEMODEF mode macro. Use SSE_FLOAT_MODE_P.
24965 (*cmpfp_<mode>): Rename from *cmpfp_sf and *cmpfp_df. Macroize
24966 insn pattern using X87MODEF12 mode macro.
24968 2007-03-21 Seongbae Park <seongbae.park@gmail.com>
24970 * regmove.c (regmove_optimize): Use reg_mentioned_p
24971 instead of reg_overlap_mentioned_p for DST.
24973 2007-03-21 Mike Stump <mrs@apple.com>
24975 * c.opt: Fixup for Objective-C/C++.
24977 2007-03-21 Steve Ellcey <sje@cup.hp.com>
24979 * explow.c (convert_memory_address): Fold memory reference when
24980 POINTERS_EXTEND_UNSIGNED < 0
24982 2007-03-21 Richard Henderson <rth@redhat.com>
24985 * config/i386/emmintrin.h (__m128i, __m128d): Mark may_alias.
24986 * config/i386/mmintrin.h (__m64): Likewise.
24987 * config/i386/xmmintrin.h (__m128): Likewise.
24989 2007-03-21 Richard Sandiford <richard@codesourcery.com>
24991 * config/vxworks.h (VXWORKS_ADDITIONAL_CPP_SPEC): Remove -D options.
24992 (VXWORKS_OS_CPP_BUILTINS): Define.
24993 * config/i386/vxworks.h (VXWORKS_CPU_DEFINE): Fold into...
24994 (TARGET_OS_CPP_BUILTINS): ...here. Use VXWORKS_OS_CPP_BUILTINS.
24996 2007-03-21 Richard Sandiford <richard@codesourcery.com>
24998 * rtl.h (constant_pool_reference_p): Delete.
24999 (find_constant_src): Declare.
25000 * rtlanal.c (find_constant_src): New function.
25001 * simplify-rtx.c (constant_pool_reference_p): Delete.
25002 * config/i386/i386.md: Use find_constant_src instead of
25003 constant_pool_reference_p/avoid_constant_pool_reference pairs.
25005 2007-03-21 Richard Sandiford <richard@codesourcery.com>
25007 * doc/invoke.texi (-fpie, -fPIE): Document __pie__ and __PIE__.
25008 * c-cppbuiltin.c (c_cpp_builtins): Define them.
25010 2007-03-20 Mark Mitchell <mark@codesourcery.com>
25012 * config/arm/elf.h (TARGET_ASM_DESTRUCTOR): Define.
25013 * config/arm/arm.c (arm_elf_asm_cdtor): New function.
25014 (arm_elf_asm_constructor): Use it.
25015 (arm_elf_asm_destructor): New function.
25017 2007-03-20 Bernd Schmidt <bernd.schmidt@analog.com>
25019 * jump.c (mark_jump_label): Treat SEQUENCE specially.
25021 2007-03-20 Nathan Sidwell <nathan@codesourcery.com>
25023 * config/vxlib.c (tls_delete_hook): Use TCB for kernel tasks.
25025 2007-03-19 Andrew Haley <aph@redhat.com>
25027 PR tree-optimization/31264
25028 * tree-vrp.c (register_edge_assert_for_1): Don't look though
25029 VIEW_CONVERT_EXPRs.
25031 2007-03-19 Paolo Bonzini <bonzini@gnu.org>
25033 PR rtl-optimization/30907
25034 * fwprop.c (forward_propagate_into): Never propagate inside a loop.
25035 (fwprop_init): Always call loop_optimizer_initialize.
25036 (fwprop_done): Always call loop_optimizer_finalize.
25037 (fwprop): We always have loop info now.
25038 (gate_fwprop_addr): Remove.
25039 (pass_fwprop_addr): Use gate_fwprop as gate.
25041 PR rtl-optimization/30841
25042 * df-problems.c (df_ru_local_compute, df_rd_local_compute,
25043 df_chain_alloc): Call df_reorganize_refs unconditionally.
25044 * df-scan.c (df_rescan_blocks, df_reorganize_refs): Change
25045 refs_organized to refs_organized_size.
25046 (df_ref_create_structure): Use refs_organized_size instead of
25047 bitmap_size if refs had been organized, and keep refs_organized_size
25049 * df.h (struct df_ref_info): Change refs_organized to
25050 refs_organized_size.
25051 (DF_DEFS_SIZE, DF_USES_SIZE): Use refs_organized_size instead of
25054 2007-03-19 Mark Mitchell <mark@codesourcery.com>
25056 * except.c (output_function_exception_table): Do not reference the
25057 EH personality routine for functions that do not require an
25060 2007-03-20 Jakub Jelinek <jakub@redhat.com>
25063 * c-typeck.c (convert_for_assignment): Call comptypes for
25064 RECORD_TYPE or UNION_TYPE.
25066 PR inline-asm/30505
25067 * reload1.c (reload): Do invalid ASM checking after
25068 cleanup_subreg_operands.
25070 2007-03-19 Jeff Law <law@redhat.com>
25072 * tree-cfg.c (find_taken_edge): Tighten conditions for
25073 optimizing computed gotos.
25075 2007-03-19 Michael Matz <matz@suse.de>
25077 * builtins.c (expand_builtin_sync_operation,
25078 expand_builtin_compare_and_swap,
25079 expand_builtin_lock_test_and_set): Care for extending CONST_INTs
25082 * config/i386/sync.md (sync_double_compare_and_swapdi_pic,
25083 sync_double_compare_and_swap_ccdi_pic): Use "SD" as constraint
25086 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
25088 * doc/tm.texi: Add brackets around the return type of
25089 TARGET_SECONDARY_RELOAD.
25091 2007-03-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
25092 Richard Guenther <rguenther@suse.de>
25094 PR tree-optimization/31254
25095 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
25096 Use handled_component_p () where appropriate. Continue
25097 propagating into the rhs if we propagated into an INDIRECT_REF
25100 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
25102 * config/s390/s390.md (op_type attribute): RRR instruction type added.
25103 (FP, DFP, SD_SF, DD_DF, TD_TF): New mode macros.
25104 (xde, xdee): Mode attributes adjusted to support DFP modes.
25105 (RRer, f0, op1, Rf, bt, bfp, HALF_TMODE): New mode attributes added.
25106 ("cmp<mode>", "*cmp<mode>_css_0", "*cmp<mode>_ccs", TF move splitters,
25107 DF move splitters, "floatdi<mode>2", "add<mode>3", "*add<mode>3",
25108 "*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3", "*sub<mode>3",
25109 "*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3", "*mul<mode>3",
25110 "div<mode>3", "*div<mode>3", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
25111 "*negabs<mode>2_nocc", "copysign<mode>3"): Adjusted to support DFP
25113 ("*movtf_64", "*movtf_31", "*movdf_64dfp", "*movdf_64", "*movdf_31",
25114 "movsf"): Insn definitions removed.
25115 ("*mov<mode>_64", "*mov<mode>_31", "mov<mode>", "*mov<mode>_64dfp",
25116 "*mov<mode>_64", "*mov<mode>_31", "fix_trunc<DFP:mode>di2",
25117 "trunctddd2", "truncddsd2", "extendddtd2", "extendsddd2"): Insn
25119 ("fixuns_truncdddi2", "fixuns_trunctddi2", "mov<mode>",
25120 "reload_in<mode>", "reload_out<mode>"): Expander added.
25121 ("movtf", "movdf", "reload_outtf", "reload_outdf", "reload_intf"):
25124 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
25126 * config/s390/s390.md: Only non-functional changes. Renamed
25127 FPR mode macro to BFP all over the file.
25129 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
25131 * config/s390/s390.md (UNSPEC_COPYSIGN): New constant.
25132 (op_type attribute): RRF instruction type added.
25133 (fT0): New mode attribute.
25134 ("*movdi_64dfp", "*movdf_64dfp", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
25135 "*negabs<mode>2_nocc", "copysign<mode>3"): Insn definitions added.
25136 * config/s390/s390.h (SECONDARY_MEMORY_NEEDED): Due to a new
25137 instruction no secondary memory is needed when moving DFmode values
25138 between GPRs and FPRs.
25140 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
25142 * config/s390/s390.opt ("mhard-float", "msoft-float"): Bit value
25143 inverted and documentation adjusted.
25144 ("mhard-dfp", "msoft-dfp"): New options.
25145 * config/s390/s390.c (s390_handle_arch_option): New architecture
25147 (override_options): Sanity checks for the new options added.
25148 * config.gcc: New architecture switch: z9-ec.
25149 * config/s390/s390.h (processor_flags): PF_DFP added.
25150 (TARGET_CPU_DFP, TARGET_DFP): Macro definitions added.
25151 (TARGET_DEFAULT): Due to the s390.opt changes hard float is enabled
25152 when the bit is NOT set so remove it from the defaults.
25154 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
25156 * genemit.c (main): Print include statement for dfp.h.
25157 * dfp.h (decimal_real_arithmetic): Hide prototype if tree_code enum
25160 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
25162 * config/cris/t-elfmulti (EXTRA_MULTILIB_PARTS): Do not define here.
25164 2007-03-19 Kaz Kojima <kkojima@gcc.gnu.org>
25167 * config/sh/sh.c (sh_adjust_cost): Use the result of single_set
25168 instead of PATTERN.
25170 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
25172 * pa.c (output_deferred_plabels, output_bb, output_millicode_call,
25173 attr_length_call, output_call, output_indirect_call): Cleanup
25174 formatting of targetm calls.
25176 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
25178 * config/cris/cris.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define to 1.
25180 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
25182 * pa.md: Add fpstore_load and store_fpload instruction types. Provide
25183 reservation, bypass and anti-bypass descriptions for these
25184 instructions. Update move patterns.
25185 * pa.c (hppa_fpstore_bypass_p): Check for both TYPE_FPSTORE_LOAD and
25188 2007-03-18 Dorit Nuzman <dorit@il.ibm.com>
25190 * tree-vect-transform.c (get_initial_def_for_induction): Replace
25191 GET_MODE_NUNITS with TYPE_VECTOR_SUBPARTS.
25192 (get_initial_def_for_reduction): Likewise.
25194 2007-03-16 Daniel Berlin <dberlin@dberlin.org>
25196 Fix PR tree-optimization/29922
25197 * tree-ssa-pre.c (bb_bitmap_sets): Remove RVUSE_* members.
25198 (get_representative): Removed.
25199 (value_dies_in_block_x): Update for rvuse removal.
25200 (valid_in_sets): Update for renaming of vuses_dies_in_block_x.
25201 (compute_antic_aux): Handle when PHI nodes appear in
25202 non-single-successors.
25203 (dump_bitmap_of_names): Removed.
25204 (compute_antic_safe): Renamed and removed rvuse calculation.
25205 Calculate only antic safe.
25206 (insert_into_preds_of_block): Remove assert.
25207 (execute_pre): Update for renamed functions.
25208 (defer_or_phi_translate_block): New function.
25210 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
25212 * config/arm/arm.c, config/arm/thumb2.md, config/m68k/m68k.c,
25213 config/spu/spu.c, omega.h, passes.c, predict.c: Fix comment
25215 * doc/cpp.texi, doc/extend.texi, doc/invoke.texi: Fix typos.
25216 Follow spelling conventions.
25218 * tree-data-ref.h: Remove the prototype for analyze_array.
25220 2007-03-17 Dorit Nuzman <dorit@il.ibm.com>
25222 PR tree-optimization/31041
25223 * tree-vect-transform.c (get_initial_def_for_induction): Call
25224 force_gimple_operand.
25226 2007-03-17 Olga Golovanevsky <olga@il.ibm.com>
25228 * ipa-type-escape.c (look_for_casts) : Revert code to use
25229 handled_component_p due to ada test a-numaux.adb.
25231 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
25233 * final.c (final_scan_insn): Alter the condition of a
25234 conditional trap if we have nonstandard CC.
25236 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
25238 * configure.ac: Remove excess quoting from asm line 0 test.
25239 * configure: Rebuilt.
25241 2007-03-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25243 * doc/invoke.texi (-Wconversion): Document warnings specific to C++.
25244 * c-common.c (convert_and_check): Move warning logic to...
25245 (warnings_for_convert_and_check): ...here. Define.
25246 * c-common.h (warnings_for_convert_and_check): Declare.
25248 2007-03-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
25250 * pa.c (attr_length_call): Partially revert change of 2007-03-09.
25251 (output_call): Likewise.
25253 2007-03-16 Richard Sandiford <richard@codesourcery.com>
25255 * config/vxworks.h (SUPPORTS_INIT_PRIORITY): Define.
25257 2007-03-16 Richard Sandiford <richard@codesourcery.com>
25259 * config/vx-common.h (WINT_TYPE, WINT_TYPE_SIZE): Define.
25261 2007-03-16 Uros Bizjak <ubizjak@gmail.com>
25263 * config/i386/i386.c (override_options): Add PTA_NO_SAHF to k8,
25264 opteron, athlon-64 and athlon-fx processor_alias_table entries.
25266 2007-03-16 Sebastian Pop <sebastian.pop@inria.fr>
25268 PR tree-optimization/31183
25269 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
25270 Use double_int instead of unsigned int for representing access_strides.
25271 * testsuite/gcc.dg/tree-ssa/pr31183.c: New.
25273 2007-03-16 Richard Guenther <rguenther@suse.de>
25275 PR tree-optimization/31146
25276 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Restructure
25277 to allow recursion of forward_propagate_addr_expr.
25278 (forward_propagate_addr_into_variable_array_index): Likewise.
25279 (forward_propagate_addr_expr): Likewise.
25280 (tree_ssa_forward_propagate_single_use_vars): Likewise.
25281 (forward_propagate_addr_expr_1): Recurse on simple copies
25282 instead of propagating into them. Do so for useless conversions
25284 (forward_propagate_addr_expr): Clean up unused statements after
25287 2007-03-16 Richard Guenther <rguenther@suse.de>
25289 * builtins.c (expand_builtin_cexpi): Use the right argument
25290 for the expansion via cexp.
25292 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
25294 * configure.ac: Don't require ELF binutils to tolerate # 0 "".
25295 * configure: Rebuilt.
25297 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
25300 * dwarf2out.c (force_type_die): Adjust comment.
25301 (dwarf2out_imported_module_or_decl): Handle base AT_import types.
25303 2007-03-15 DJ Delorie <dj@redhat.com>
25305 * config/frv/predicates.md (minmax_operator): Don't check operands
25308 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
25310 * tree-ssa-loop-niter.c (record_estimate): Add "upper" argument.
25311 Update constant estimates of number of iterations.
25312 (record_nonwrapping_iv): Add "upper" argument. "data_size_bounds_p"
25313 argument renamed to "realistic".
25314 (compute_estimated_nb_iterations): Removed.
25315 (record_niter_bound): New function.
25316 (idx_infer_loop_bounds): For possible but unlikely tail arrays,
25317 call record_nonwrapping_iv with upper = false.
25318 (infer_loop_bounds_from_signedness): Pass upper argument to
25319 record_nonwrapping_iv.
25320 (estimate_numbers_of_iterations_loop): Do not call
25321 compute_estimated_nb_iterations. Record estimate based on profile
25322 information. Initialize the constant estimates of number of
25324 * tree-data-ref.c (estimated_loop_iterations): Return the recorded
25326 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Add dump when
25327 number of iterations is too small.
25328 * cfgloop.h (struct nb_iter_bound): Remove "realistic" field.
25329 (EST_NOT_AVAILABLE): Removed.
25330 (struct loop): Replace estimated_nb_iterations by any_upper_bound,
25331 nb_iterations_upper_bound, any_estimate and nb_iterations_estimate
25334 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
25336 * tree-ssa-loop-niter.c (refine_bounds_using_guard, bound_difference):
25337 Handle NE_EXPR guards.
25339 2007-03-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25342 * c-opts.c (c_common_post_options): Handle C++ post-processing here.
25343 Set also -pedantic-errors by default for the preprocessor unless
25344 -fpermissive is given.
25346 2007-03-15 Richard Guenther <rguenther@suse.de>
25348 PR middle-end/29719
25349 PR middle-end/31161
25350 * builtins.c (expand_builtin_cexpi): As a fallback if we
25351 don't have builtins for sincos or cexp create a function
25352 declaration for cexp and expand to a call to that.
25353 (expand_builtin_int_roundingfn): Always fall
25354 back to floor/ceil and its variants even if they may be
25357 2007-03-15 Steven Bosscher <steven@gcc.gnu.org>
25359 PR middle-end/31159
25360 * cfglayout.c (fixup_reorder_chain): Postpone deleting dead
25361 jump tables, move the call to delete_dead_jumptables from here...
25362 (cfg_layout_finalize): ...to here. But rebuild jump labels first.
25363 * cfgrtl.c (cfg_layout_can_merge_blocks_p): When not optimizing,
25364 don't allow merging of blocks that try_redirect_by_replacing_jump
25365 also does not handle when not optimizing.
25367 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
25368 Francois-Xavier Coudert <coudert@clipper.ens.fr>
25370 * config/i386/i386.md (x86_sahf_1): Correctly handle
25373 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
25376 * config/i386/i386.md (*addti3_1, *addti3_1 splitter): Use
25377 x86_64_general_operand as operand[2] predicate. Remove "iF"
25378 from operand constraints and use "e" constraint instead.
25379 (*subti3_1, *subti3_1 splitter): Ditto.
25380 (*negti2_1, *negti2_1 splitter): Use nonimmediate_operand as
25381 operand[1] predicate.
25383 2007-03-14 Sebastian Pop <sebastian.pop@inria.fr>
25385 * tree-loop-linear.c (gather_interchange_stats): For multidimensional
25386 arrays, multiply the access strides by the size of the sub-array.
25387 * testsuite/gcc.dg/tree-ssa/ltrans-5.c: New.
25389 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
25391 * configure.ac (HAVE_AS_IX86_SAHF): On x86 targets check whether
25392 the configured assembler supports the sahf mnemonic.
25393 * configure: Regenerate.
25394 * config.in: Regenerate.
25396 * config/i386/i386.md (x86_sahf_1): Depending on HAVE_AS_IX86_SAHF,
25397 emit "sahf" or ".byte\t0x9e" as asm template.
25399 2007-03-14 Michael Meissner <michael.meissner@amd.com>
25402 * config/i386/i386.h (X86_TUNE_SHORTEN_X87_SSE): New tuning
25403 option to replace hard coded TARGET_xxx in md file.
25404 (X86_TUNE_AVOID_VECTOR_DECODE): Ditto.
25405 (X86_TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
25406 (X86_TUNE_SLOW_IMUL_IMM8): Ditto.
25407 (X86_TUNE_MOVE_M1_VIA_OR): Ditto.
25408 (X86_TUNE_NOT_UNPAIRABLE): Ditto.
25409 (X86_TUNE_NOT_VECTORMODE): Ditto.
25410 (TUNE_SHORTEN_X87_SSE): Use new tuning option.
25411 (TUNE_AVOID_VECTOR_DECODE): Ditto.
25412 (TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
25413 (TUNE_SLOW_IMUL_IMM8): Ditto.
25414 (TUNE_MOVE_M1_VIA_OR): Ditto.
25415 (TUNE_NOT_UNPAIRABLE): Ditto.
25416 (TUNE_NOT_VECTORMODE): Ditto.
25418 * config/i386/i386.c (ix86_tune_features): Fill in new tuning
25421 * config/i386/i386.md (fix_trunc?f?1_sse peephole2): Use new
25422 tuning options instead of hard coded TARGET_xxx.
25423 (fix ssemode peephole2's): Ditto.
25424 (imul peephole2's): Ditto.
25426 (movdi_or_rex64): Ditto.
25427 (move peephole2): Ditto.
25428 (not peephole2's): Ditto.
25430 2007-03-14 Dirk Mueller <dmueller@suse.de>
25432 * c-common.h (empty_body_warning): Rename to empty_if_body_warning.
25433 * c-common.c (empty_if_body_warning): Rephrase diagnostic message.
25434 * c-parser.c (c_parser_if_body): Always add an empty statement in case
25436 * c-parser.c (c_parser_do_statement): Warn about empty body in
25437 do/while statement.
25438 * c-typeck (c_finish_if_stmt): Call empty_if_body_warning.
25439 * doc/invoke.texi (-Wempty-body): Update documentation.
25441 2007-03-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25444 * c-common.h (warn_for_div_by_zero): Declare.
25445 * c-common.c (warn_for_div_by_zero): Define.
25446 * c-typeck.c (build_binary_op): Call warn_for_div_zero instead of
25449 2007-03-14 Richard Sandiford <richard@codesourcery.com>
25451 * Makefile.in (PREPROCESSOR_DEFINES): Add directory terminators
25452 to PREFIX and STANDARD_PREFIX.
25454 2007-03-14 Richard Sandiford <richard@codesourcery.com>
25455 Phil Edwards <phil@codesourcery.com>
25457 * gthr-vxworks.h: Add an extern "C" wrapper for C++.
25458 (__gthread_once_t): Remove busy field for RTPs.
25459 (__GTHREAD_ONCE_INIT): Update accordingly.
25461 2007-03-14 Richard Sandiford <richard@codesourcery.com>
25463 * doc/invoke.texi: Document VxWorks options.
25465 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
25467 * doc/invoke.texi (i386 and x86-64 Options): Clarify -msahf option.
25469 2007-03-13 Seongbae Park <seongbae.park@gmail.com>
25471 PR tree-optimization/30590
25472 * tree-nrv.c (tree_nrv): Check for the partial update of the
25475 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
25477 * flags.h (flag_random_seed): Remove declaration, in favor of...
25478 * toplev.h (get_random_seed, set_random_seed): ... these.
25479 * tree.c (get_file_function_name): Use the former.
25480 * opts.c (common_handle_option): Use the latter.
25483 2007-03-13 Steven Bosscher <steven@gcc.gnu.org>
25485 PR middle-end/31127
25486 * cse.c (cse_find_path): Do not bail out if a basic block that
25487 we already visited now becomes part of a path that starts at a
25488 different basic block. Just disallow this, to make sure we
25489 visit each basic block at most once.
25491 2007-03-13 Jan Hubicka <jh@suse.cz>
25493 * ipa-inline.c (cgraph_maybe_hot_edge_p): Look for hot/cold
25494 attributes, when profile esitmate is present, calls with very low
25495 frequency are cold.
25497 2007-03-13 Zdenek Dvorak <dvorakz@suse.cz>
25499 PR tree-optimization/30730
25500 PR tree-optimization/26900
25501 * tree-ssa-loop-niter.c: Include gmp.h.
25502 (bounds): New type.
25503 (mpz_set_double_int, get_type_bounds, mpz_to_double_int,
25504 split_to_var_and_offset, determine_value_range,
25505 bound_difference_of_offsetted_base, refine_bounds_using_guard,
25506 bound_difference, bounds_add, bounds_negate,
25507 number_of_iterations_ne_max, dump_affine_iv): New functions.
25508 (number_of_iterations_ne, number_of_iterations_lt_to_ne,
25509 assert_loop_rolls_lt, assert_loop_rolls_le): Use bounds on the
25510 difference of initial and final value of control iv to validate
25512 (number_of_iterations_cond): Add loop parameter. Determine bounds
25513 on the difference of the extremes of the control iv. Add dumps.
25514 (expand_simple_operations): Handle phi nodes.
25515 (simplify_using_initial_conditions): Do not record used conditions.
25516 (number_of_iterations_exit): Pass loop to number_of_iterations_cond.
25517 Do not set additional_info.
25518 (implies_nonnegative_p, implies_ge_p): Removed.
25519 (derive_constant_upper_bound): Do not use parameter `additional'.
25520 (record_estimate): Parameter `additional' removed. Parameter
25521 `i_bound' added. Do not call derive_constant_upper_bound.
25522 (record_nonwrapping_iv): Use derive_constant_upper_bound to
25523 bound the number of iterations estimate.
25524 (estimate_numbers_of_iterations_loop): Pass the estimate from
25525 the number of iterations analysis to record_estimate.
25526 * tree.h (multiple_of_p): Declare.
25527 * tree-scalar-evolution.c (expression_expensive_p): Removed.
25528 (scev_const_prop): Do not check expression_expensive_p.
25529 * fold-const.c (multiple_of_p): Exported.
25530 * double-int.c (double_int_mask): Exported.
25531 * double-int.h (double_int_mask): Declare.
25532 * tree-flow.h (struct tree_niter_desc): Removed additional_info
25533 field. Added max field.
25535 2007-03-13 David Taylor <taylor@candd.org>
25538 * gcc.c (cpp_unique_options): If -MT or -MQ is seen, don't pass
25541 2007-03-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
25544 * pa.md (vdepi_ior): Don't allow zero length deposit. Likewise for
25545 two unamed patterns.
25547 2007-03-13 Uros Bizjak <ubizjak@gmail.com>
25549 * config/i386/i386.opt (mcx16, msahf): New options.
25550 * config/i386/i386.c (x86_cmpxchg16b, x86_sahf): Remove.
25551 (ix86_tune_features) [X86_TUNE_USE_SAHF]: Enable for m_GENERIC.
25553 * config/i386/driver-i386.c (bit_LAHF_LM): New define.
25554 (host_detect_local_cpu): Detect cx16 and lahf_lm cpuid bits.
25555 Output -mcx16 and -msahf options when corresponding bit is set.
25557 * doc/invoke.texi (i386 and x86-64 Options): Document -mcx16
25558 and -msahf options.
25560 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
25562 * configure.ac: Test for assembler tolerance to # 0 "".
25563 * configure, config.in: Rebuilt.
25564 * final.c (final_scan_insn): Emit it if HAVE_AS_LINE_ZERO.
25566 2007-03-13 Geoffrey Keating <geoffk@apple.com>
25568 * doc/invoke.texi (Spec Files): Update for '%{,' spec.
25570 * config/rs6000/darwin-fallback.c: Compile file only on powerpc.
25571 (handle_syscall): Handle direct system calls.
25572 * config/rs6000/darwin.h (HAS_MD_FALLBACK_FRAME_STATE_FOR): Delete.
25574 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
25576 * doc/invoke.texi: Fix cpp.info cross-reference.
25577 * doc/passes.texi: Fix gcc.info cross-reference.
25579 2007-03-12 Zdenek Dvorak <dvorakz@suse.cz>
25581 PR tree-optimization/30835
25582 * lambda-code.c (can_convert_to_perfect_nest): Check whether
25583 bb_for_stmt is not NULL before accessing it.
25585 2007-03-12 Joseph Myers <joseph@codesourcery.com>
25587 * gcc.c (main): Handle target_sysroot_hdrs_suffix being NULL for
25590 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
25593 * doc/install.texi: Document --enable-stage1-languages
25595 2007-03-12 Steven Bosscher <steven@gcc.gnu.org>
25597 * tree-pass.h (pass_into_cfg_layout_mode,
25598 pass_outof_cfg_layout_mode): Declare.
25599 * cfglayout.c (into_cfg_layout_mode, outof_cfg_layout_mode,
25600 pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode): New.
25601 * passes.c (pass_into_cfg_layout_mode): Schedule before jump2.
25602 (pass_outof_cfg_layout_mode): Schedule after pass_rtl_ifcvt.
25604 2007-03-12 Seongbae Park <seongbae.park@gmail.com>
25606 * c-decl.c (warn_variable_length_array): New function.
25607 Refactored from grokdeclarator to handle warn_vla
25608 and handle unnamed array case.
25609 (grokdeclarator): Refactored VLA warning case.
25610 * c.opt (Wvla): New flag.
25611 * doc/invoke.texi (Wvla): New warning.
25613 2007-03-12 Richard Henderson <rth@redhat.com>
25615 * config/alpha/alpha.c (alpha_elf_section_type_flags): New.
25616 (TARGET_SECTION_TYPE_FLAGS): New.
25618 2007-03-12 Richard Henderson <rth@redhat.com>
25620 * config/darwin.c (machopic_reloc_rw_mask): New.
25621 * config/darwin-protos.h (machopic_reloc_rw_mask): Declare.
25622 * config/darwin.h (TARGET_ASM_RELOC_RW_MASK): New.
25624 2007-03-12 Mark Mitchell <mark@codesourcery.com>
25626 * cppdefault.c (cpp_EXEC_PREFIX): New variable.
25627 * cppdefault.h (cpp_PREFIX): Document.
25628 (cpp_PREFIX_len): Likewise.
25629 (cpp_EXEC_PREFIX): New variable.
25630 * Makefile.in (PREPROCESSOR_DEFINES): Add STANDARD_EXEC_PREFIX.
25631 * c-incpath.c (add_standard_paths): Correct logic for relocating
25632 paths within prefix.
25634 2007-03-12 Uros Bizjak <ubizjak@gmail.com>
25636 * config/i386/i386.md (fixuns_trunc<mode>hi2): Implement from
25637 fixuns_truncsfhi2 and fixuns_truncdfhi2 using SSEMODEF
25639 (fix_trunc<mode>di_sse): Implement from fix_truncsfdi_sse and
25640 fix_truncdfdi_sse using SSEMODEF mode macro.
25641 (fix_trunc<mode>si_sse): Implement from fix_truncsfsi_sse and
25642 fix_truncdfsi_sse using SSEMODEF mode macro.
25643 (fix_trunc?f?i_sse peephole2): Implement using SSEMODEF mode macro.
25644 (fix_trunc?f?i_sse K8 peephole2): Fix register constraint.
25646 2007-03-12 Richard Sandiford <richard@codesourcery.com>
25648 * config.gcc (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add
25649 elfos.h to tm_file.
25651 2007-03-12 Olga Golovanevsky <olga@il.ibm.com>
25653 * tree.h : Add multiple_of_p declaration.
25654 * fold-const.c (multiple_of_p): Make multiple_of_p public.
25655 * ipa-type-escape.c (results_of_malloc): Redundant.
25656 (visited_stmts): New. Visited stmt for walk_use_def_chains.
25657 (cast_type): Extended with new members.
25658 (check_cast): Returns cast_type.
25659 (cast): New structure for data of walk_use_def_chains.
25660 (is_malloc_result, is_cast_from_non_pointer_1,
25661 is_cast_from_non_pointer,
25662 is_array_access_through_pointer_and_index): New functions.
25663 (look_for_casts): Returns cast types.
25664 (check_call): Returns void.
25665 (okay_pointer_operation): Use support of pointer plus index,
25666 pointer plus constant and allow all multiplications.
25668 2007-03-11 Richard Guenther <rguenther@suse.de>
25670 PR tree-optimization/31115
25671 * tree-vrp.c (extract_range_from_binary_expr): Make sure
25672 the shift count is positive and non-anti-range for RSHIFT_EXPR.
25673 A shift count of zero is not special as with *_DIV_EXPR.
25674 (vrp_int_const_binop): Handle RSHIFT_EXPR for determining overflow
25677 2007-03-11 Ian Lance Taylor <iant@google.com>
25679 * tree-vrp.c (vrp_int_const_binop): Handle PLUS_EXPR and
25680 the *_DIV_EXPR codes correctly with overflow infinities.
25682 2007-03-11 Ira Rosen <irar@il.ibm.com>
25684 * tree-data-ref.c (analyze_offset): Add a return value (bool) to
25685 indicate success/failure of the analysis. Add negation to subtrahend
25686 in case of subtraction. Fail if both operands contain constants.
25687 (create_data_ref): Fail if analyze_offset fails.
25689 2007-03-11 Uros Bizjak <ubizjak@gmail.com>
25691 * config/i386/i386.md (frndintxf2): Rename to ...
25692 (rintxf2): ... this. Remove expander having same name.
25693 (rintsf2, rintdf2): Implement using SSEMODEF macro.
25694 (roundsf2, rounddf2): Ditto.
25695 (lrint<mode>di2, lrint<mode>si2): Implement using SSEMODEI24 macro.
25696 (lround<mode>di2, lround<mode>si2): Ditto.
25698 2007-03-11 Steven Bosscher <steven@gcc.gnu.org>
25700 * lower-subreg.c: Include except.h.
25701 (decompose_multiword_subregs): Verify that the only control flow
25702 insns we can split are loads to multi-words pseudos.
25703 Handle breaking such blocks after splitting, instead of calling
25704 find_many_sub_basic_blocks.
25706 * loop-unroll.c (split_edge_and_insert): Don't set BB_SUPERBLOCK
25707 on the new basic block. Add a lengthy comment explaining why we
25708 thought this was necessary.
25709 * cfglayout.c (cfg_layout_finalize): Don't break superblocks.
25711 2007-03-10 Mark Mitchell <mark@codesourcery.com>
25714 * tree.c (walk_type_fields): Recurse into the element type of
25715 ARRAY_TYPEs if there is a pointer set.
25717 2007-03-10 Dirk Mueller <dmueller@suse.de>
25719 * c-common.c (warn_logical_operator): Fix condition.
25721 2007-03-10 Tobias Schl�ter <tobi@gcc.gnu.org>
25723 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Add missing
25725 * config/darwin.c (machopic_select_section): Remove superfluous
25726 argument in call to categorize_decl_for_section. Remove unused
25729 2007-03-10 Joseph Myers <joseph@codesourcery.com>
25731 * configure.ac (glibc_header_dir): Set using with_build_sysroot if
25733 * configure: Regenerate.
25735 2007-03-10 Uros Bizjak <ubizjak@gmail.com>
25738 * config/i386/i386.md (UNSPEC_C2_FLAG): New constant.
25739 (fpremxf4_i387, fprem1xf4_i387): Use UNSPEC_C2_FLAG.
25740 (fmodxf3, fmod<mode>3, remainderxf3, remainder<mode>3):
25741 Add LABEL_NUSES to emitted label.
25742 * config/i386/i386.c (ix86_emit_fp_unordered_jump): Add
25743 branch probability value to emitted jump insn.
25744 * reg-stack.c (subst_stack_regs_pat)[UNSPEC]: Handle UNSPEC_C2_FLAG.
25745 Do not check life information and do not re-arrange input operands
25746 for UNSPEC_FSCALE_EXP, UNSPEC_FPREM_U and UNSPEC_FPREM1_U.
25748 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
25750 * config/sh/sh.c (sh_insn_length_adjustment): Adjust for
25751 the change of decode_asm_operands.
25753 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
25755 * mode-switching.c (create_pre_exit): Skip blockage insn.
25757 2007-03-09 Diego Novillo <dnovillo@redhat.com>
25759 * tree-pass.h (TODO_update_smt_usage): Remove.
25761 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
25765 2007-03-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
25767 * pa.c (attr_length_call): Revise condition for long
25768 pc-relative branch.
25769 (output_call): Use "LONG_PIC_SDIFF" instruction sequence for long
25770 local calls on the SOM target. Don't use "LONG_PIC_PCREL" call
25771 sequence on SOM target.
25773 2007-03-09 Geoffrey Keating <geoffk@apple.com>
25775 * gcc.c: Document %{, in big comment at top.
25776 (input_suffix_matches): Remove special handling for .s and
25778 (input_spec_matches): New.
25779 (handle_braces): Handle %{,.
25780 (validate_switches): ',' indicates a value which is not a switch.
25781 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %{, rather than %{.
25782 to detect assembler input.
25783 * config/i386/sol2.h (CPP_SPEC): Likewise.
25784 * config/rs6000/sysv4.h (ASM_SPEC): Likewise.
25785 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
25786 * config/rs6000/lynx.h (ASM_SPEC): Likewise.
25787 * config/rs6000/linux64.h (ASM_SPEC_COMMON): Likewise.
25788 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Objective-C plus
25789 -m64 causes deployment target to default to 10.5.
25790 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
25792 2007-03-09 Richard Henderson <rth@redhat.com>
25795 * target.h (targetm.asm.out.reloc_rw_mask): New.
25796 * target-def.h (TARGET_ASM_RELOC_RW_MASK): New.
25797 (TARGET_ASM_OUT): Use it.
25798 * targhooks.c, targhooks.h (default_reloc_rw_mask): New.
25799 * varasm.c (categorize_decl_for_section): Remove shlib argument;
25800 use the new reloc_rw_mask target hook instead.
25801 (default_section_type_flags_1): Merge into...
25802 (default_section_type_flags): ... here.
25803 (decl_readonly_section_1): Merge into...
25804 (decl_readonly_section): ... here.
25805 (default_elf_select_section_1): Merge into...
25806 (default_elf_select_section): ... here.
25807 (default_unique_section_1): Merge into...
25808 (default_unique_section): ... here.
25809 (compute_reloc_for_rtx_1, compute_reloc_for_rtx): New.
25810 (default_select_rtx_section): Use it.
25811 (default_elf_select_rtx_section): Likewise.
25812 * output.h: Update to match.
25813 * doc/tm.texi (TARGET_ASM_RELOC_RW_MASK): New.
25814 * config/alpha/alpha.c (alpha_elf_reloc_rw_mask): New.
25815 (TARGET_ASM_RELOC_RW_MASK): New.
25816 * config/i386/i386.c (x86_64_elf_select_section): Adjust call
25817 to categorize_decl_for_section.
25818 (x86_64_elf_unique_section): Likewise.
25819 * config/ia64/hpux.h (TARGET_ASM_SELECT_SECTION,
25820 TARGET_ASM_UNIQUE_SECTION, TARGET_ASM_SELECT_RTX_SECTION): Remove.
25821 (TARGET_ASM_RELOC_RW_MASK): New.
25822 * config/ia64/ia64.c (ia64_rwreloc_select_section,
25823 ia64_rwreloc_unique_section, ia64_rwreloc_select_rtx_section): Remove.
25824 (ia64_hpux_reloc_rw_mask, ia64_reloc_rw_mask): New.
25825 (TARGET_RWRELOC): Remove.
25826 (ia64_section_type_flags): Adjust call to default_section_type_flags.
25827 * config/ia64/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
25828 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): Remove.
25829 (rs6000_elf_select_section, rs6000_elf_unique_section): Remove.
25830 (rs6000_elf_reloc_rw_mask, rs6000_xcoff_reloc_rw_mask): New.
25831 (rs6000_xcoff_select_section): Use decl_readonly_section.
25832 (rs6000_xcoff_section_type_flags): Use default_section_type_flags.
25833 * config/rs6000/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
25834 (TARGET_ASM_SELECT_SECTION, TARGET_ASM_UNIQUE_SECTION): Remove.
25835 (TARGET_SECTION_TYPE_FLAGS): Remove.
25836 * config/rs6000/xcoff.h (TARGET_ASM_RELOC_RW_MASK): New.
25838 2007-03-09 Roger Sayle <roger@eyesopen.com>
25840 * fold-const.c (fold_comparison): Remove compile-time evaluation of
25841 complex constant equality/inequality comparisons for here.
25842 (fold_binary) <EQ_EXPR>: Simplify complex comparisons that are
25843 known at compile-time or can be simplified to a scalar comparison.
25844 (fold_relational_const): Move compile-time evaluation of complex
25845 constant equality/inequality comparisons to here.
25847 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
25849 PR rtl-optimization/30643
25850 * cse.c (cse_insn): Recompute dest_hash after insert_regs for
25852 (fold_rtx): Recurse, like before 2006-11-03.
25854 2007-03-09 DJ Delorie <dj@redhat.com>
25856 * config/m32c/t-m32c (m32c-pragma.o): Add TM_H dependency to
25859 2007-03-09 Aldy Hernandez <aldyh@redhat.com>
25861 PR tree-optimization/30375
25862 * tree-ssa-dse.c (dse_possible_dead_store_p): Do not eliminate if
25863 LHS of statements is not the same.
25864 * testsuite/gcc.dg/tree-ssa/ssa-dse-10.c: New.
25866 2007-03-09 Chao-ying Fu <fu@mips.com>
25868 * doc/extend.texi (MIPS DSP Built-in Functions): Document the DSP
25870 * doc/invoke.texi (-mdspr2): Document new option.
25871 * config/mips/mips.md (UNSPEC_ABSQ_S_QB .. UNSPEC_DPSQX_SA_W_PH):
25872 New unspec for DSP REV 2.
25873 (<u>mulsidi3_32bit_internal): Check if !TARGET_DSPR2, because
25874 these instructions are extended in DSP REV 2.
25875 (mips-dspr2.md): Include.
25876 * config/mips/mips.opt (mdspr2): New option.
25877 * config/mips/mips.c (mips_function_type): Add MIPS_V4QI_FTYPE_V4QI,
25878 MIPS_SI_FTYPE_SI_SI_SI, MIPS_DI_FTYPE_DI_USI_USI, MIPS_DI_FTYPE_SI_SI,
25879 MIPS_DI_FTYPE_USI_USI, MIPS_V2HI_FTYPE_SI_SI_SI.
25880 (override_options): Check TARGET_DSPR2 to enable MASK_DSP.
25881 (CODE_FOR_mips_mul_ph): Define it to CODE_FOR_mulv2hi3.
25882 (dsp_bdesc): Add DSP REV 2 builtins. Remove 32-bit only DSP builtins.
25883 (dsp_32only_bdesc): New description table for 32-bit only DSP REV 1
25885 (bdesc_map): Add one field of unsupported_target_flags.
25886 (bdesc_arrays): Update entries to have extra fields. Add
25888 (mips_init_builtins): Initialize new function types.
25889 Check unsupported_target_fileds to filter out builtins.
25890 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dspr2 if
25892 (ASM_SPEC): Pass mdspr2 to the assembler.
25893 * config/mips/mips-dspr2.md: New file.
25895 2007-03-09 Sa Liu <saliu@de.ibm.com>
25897 * config/rs6000/altivec.md: Fix vcond patterns using if_then_else.
25899 2007-03-09 Ian Lance Taylor <iant@google.com>
25901 * opts.c (common_handle_option): Treat -Wstrict-overflow (with no
25902 argument) like -Wstrict-overflow=2.
25903 * doc/invoke.texi (Warning Options): Update documentation.
25905 2007-03-09 Dirk Mueller <dmueller@suse.de>
25908 * doc/invoke.texi (-Wlogical-op): Document.
25909 * common.opt (-Wlogical-op): New.
25910 * c-common.h (warn_logical_operator): Declare.
25911 * c-common.c (warn_logical_operator): Define.
25912 * c-typeck.c (parser_build_binary_op): Call
25913 warn_logical_operator.
25915 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
25917 * rtl.h (gen_rtx_ASM_INPUT): Use "" instead of NULL file name.
25918 * final.c (final_scan_insn): Test for non-"" file name.
25920 2007-03-09 Sebastian Pop <sebastian.pop@inria.fr>
25922 * doc/loop.texi: Document the Omega linear constraints solver.
25923 * doc/invoke.texi: Document -fcheck-data-deps, omega-max-vars,
25924 omega-max-geqs, omega-max-eqs, omega-max-wild-cards,
25925 omega-hash-table-size, omega-max-keys, and
25926 omega-eliminate-redundant-constraints.
25927 * tree-pass.h (pass_check_data_deps): Declared.
25930 * timevar.def (TV_CHECK_DATA_DEPS): Declared.
25931 * tree-ssa-loop.c (check_data_deps, gate_check_data_deps,
25932 pass_check_data_deps): New.
25933 * tree-data-ref.c (init_data_ref): Remove declaration.
25934 (dump_data_dependence_relation): Dump DDR_INNER_LOOP.
25935 (analyze_array): Renamed init_array_ref, move up initializations.
25936 (init_data_ref): Renamed init_pointer_ref. Moved before its call.
25937 Removed arguments that are set to NULL.
25938 (analyze_indirect_ref): Correct indentation, correct call to
25940 (object_analysis): Call init_array_ref instead of analyze_array.
25941 (initialize_data_dependence_relation): Initialize DDR_INNER_LOOP.
25942 (access_functions_are_affine_or_constant_p): Use DR_ACCESS_FNS instead
25943 of DR_ACCESS_FNS_ADDR.
25944 (init_omega_eq_with_af, omega_extract_distance_vectors,
25945 omega_setup_subscript, init_omega_for_ddr_1, init_omega_for_ddr,
25946 ddr_consistent_p): New.
25947 (compute_affine_dependence): Check consistency of ddrs when
25948 flag_check_data_deps is passed.
25949 (analyze_all_data_dependences): Uncomment.
25950 (tree_check_data_deps): New.
25951 * tree-data-ref.h: Include omega.h.
25952 (DR_ACCESS_FNS_ADDR): Removed.
25953 (data_dependence_relation): Add inner_loop.
25954 (DDR_INNER_LOOP): New.
25955 * common.opt (fcheck-data-deps): New.
25956 * tree-flow.h (tree_check_data_deps): Declare.
25957 * Makefile.in (TREE_DATA_REF_H): Depend on omega.h.
25958 (OBJS-common): Depend on omega.o.
25960 * passes.c (pass_check_data_deps): Scheduled.
25961 * params.def (PARAM_OMEGA_MAX_VARS, PARAM_OMEGA_MAX_GEQS,
25962 PARAM_OMEGA_MAX_EQS, PARAM_OMEGA_MAX_WILD_CARDS,
25963 PARAM_OMEGA_HASH_TABLE_SIZE, PARAM_OMEGA_MAX_KEYS,
25964 PARAM_VECT_MAX_VERSION_CHECKS,
25965 PARAM_OMEGA_ELIMINATE_REDUNDANT_CONSTRAINTS): New.
25967 2007-03-09 Richard Guenther <rguenther@suse.de>
25969 PR tree-optimization/30904
25970 PR middle-end/31058
25971 * tree-vrp.c (extract_range_from_binary_expr): Handle RSHIFT_EXPR
25972 the same way as *_DIV_EXPR.
25974 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
25976 * recog.c (decode_asm_operands): No mixed declarations and code.
25978 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
25980 * rtl.def (ASM_INPUT): Add location.
25981 * rtl.h (ASM_INPUT_SOURCE_LOCATION): New.
25982 (ASM_INPUT_SOURCE_FILE, ASM_INPUT_SOURCE_LINE): New.
25983 (decode_asm_operands): Add loc operand.
25984 (gen_rtx_ASM_INPUT, gen_rtx_ASM_INPUT_loc): Define.
25985 * stmt.c (expand_asm): Rename to...
25986 (expand_asm_loc): ... this. Add locus argument. Pass it on to
25987 gen_rtx_ASM_INPUT_loc.
25988 (expand_asm_expr): Adjust.
25989 * recog.c (decode_asm_operands): Add loc operand.
25990 (check_asm_operands, extract_insn): Adjust.
25991 * reload1.c (maybe_fix_stack_asms): Likewise.
25992 * final.c (asm_insn_count): Likewise.
25993 (final_scan_insn): Output # line before and after asm.
25995 2007-03-09 Daniel Berlin <dberlin@dberlin.org>
25997 * tree-ssa-structalias.c (variable_info): Remove
25999 (new_var_info): Ditto.
26000 (shared_bitmap_info_t): New structure.
26001 (shared_bitmap_table): New variable.
26002 (shared_bitmap_hash): New function.
26003 (shared_bitmap_eq): Ditto
26004 (shared_bitmap_lookup): Ditto.
26005 (shared_bitmap_add): Ditto.
26006 (merge_smts_into): Change to take bitmap directly.
26007 (find_what_p_points_to): Rewrite to use shared bitmap hashtable.
26008 (init_alias_vars): Init shared bitmap hashtable.
26009 (delete_points_to_sets): Delete shared bitmap hashtable.
26010 * tree-ssa-operands.c (add_virtual_operand): Partially revert the
26011 is_aliased removal as a change that was still necessary was
26014 2007-03-09 Uros Bizjak <ubizjak@gmail.com>
26016 * config/i386/i386.h (override_options): Conditionally disable
26017 x86_sahf for 64bit targets only.
26019 2007-03-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
26022 * c-decl.c (merge_decls): Don't call make_var_volatile.
26023 * varasm.c (make_var_volatile): Remove.
26024 * output.h (make_var_volatile): Remove.
26026 2007-03-08 Zdenek Dvorak <dvorakz@suse.cz>
26028 PR tree-optimization/31085
26029 * tree-ssa-address.c (create_mem_ref): Fix test of type of base.
26031 2007-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
26033 * builtins.def (lceil, lceilf, lceill, lfloor, lfloorf, lfloorl,
26034 llceil, llceilf, llceill, llfloor, llfloorf, llfloorl): Mark with
26035 ATTR_CONST_NOTHROW_LIST.
26037 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
26040 2007-03-08 Diego Novillo <dnovillo@redhat.com>
26042 * doc/tree-ssa.texi: Remove documentation for V_MUST_DEF.
26044 2007-03-08 Geoffrey Keating <geoffk@apple.com>
26047 * gccspec.c (lang_specific_driver): Do nothing when NEXT_OBJC_RUNTIME
26049 * config/darwin.h (REAL_LIBGCC_SPEC): When -fgnu-runtime is
26050 passed, use shared libgcc.
26052 2007-03-08 Roger Sayle <roger@eyesopen.com>
26054 * tree-eh.c (do_return_redirection): Call build_gimple_modify_stmt
26055 instead of calling build2 with a GIMPLE_MODIFY_STMT.
26056 (honor_protect_cleanup_actions, lower_try_finally_switch):
26058 * tree-if-conv.c (replace_phi_with_cond_gimple_modify_stmt,
26059 ifc_temp_var): Likewise.
26060 * tree-inline.c (setup_one_parameter): Likewise.
26061 * tree-mudflap.c (mf_decl_cache_locals,
26062 mf_build_check_statement_for): Likewise.
26063 * tree-nested.c (init_tmp_var, save_tmp_var,
26064 finalize_nesting_tree_1): Likewise.
26065 * tree-outof-ssa.c (insert_copy_on_edge,
26066 insert_backedge_copies): Likewise.
26067 * tree-profile.c (tree_gen_edge_profiler,
26068 tree_gen_ic_profiler): Likewise.
26069 * tree-scalar-evolution.c (scev_const_prop): Likewise.
26070 * tree-sra.c (sra_build_assignment): Likewise.
26071 * tree-ssa-loop-im.c (determine_invariantness_stmt): Likewise.
26072 * tree-ssa-math-opts.c (insert_reciprocals,
26073 execute_cse_sincos_1): Likewise.
26074 * tree-tailcall.c (adjust_accumulator_values,
26075 adjust_return_value): Likewise.
26076 * tree-vect-patterns.c (vect_pattern_recog_1): Likewise.
26077 * tree-vect-transform.c (vect_create_data_ref_ptr,
26078 bump_vector_ptr, vect_init_vector, get_initial_def_for_induction,
26079 vect_create_epilog_for_reduction, vectorizable_reduction,
26080 vectorizable_call, vectorizable_conversion,
26081 vectorizable_assignment, vectorizable_operation,
26082 vectorizable_type_demotion, vect_gen_widened_results_half,
26083 vect_permute_store_chain, vectorizable_store,
26084 vect_setup_realignment, vect_permute_load_chain,
26085 vectorizable_load, vectorizable_condition,
26086 vect_create_cond_for_align_checks): Likewise.
26087 * tree-vrp.c (build_assert_expr_for): Likewise.
26089 2007-03-08 Ian Lance Taylor <iant@google.com>
26091 * tree-vrp.c: Include "intl.h".
26092 (usable_range_p): New static function.
26093 (compare_values_warnv): Don't test TYPE_OVERFLOW_UNDEFINED for
26094 overflowed values, juts set *strict_overflow_p.
26095 (compare_values): Only return -2 if one of the operands is not a
26097 (compare_ranges): Call usable_range_p.
26098 (compare_range_with_value): Likewise.
26099 (vrp_evaluate_conditional_warnv): Rename from
26100 vrp_evaluate_conditional. Make static. Change all callers.
26101 (vrp_evaluate_conditional): New function.
26102 (simplify_div_or_mod_using_ranges): Issue warning about reliance
26103 on signed overflow.
26104 (simplify_abs_using_ranges): Likewise.
26105 (simplify_stmt_for_jump_threading): Add within_stmt parameter.
26106 * tree-ssa-dom.c (simplify_stmt_for_jump_threading): Add
26107 within_stmt parameter.
26108 * tree-ssa-propagate.c (fold_predicate_in): Update call to
26109 vrp_evaluate_conditional.
26110 * tree-ssa-threadedge.c
26111 (record_temporary_equivalences_from_stmts_at_dest): Change
26112 simplify parameter to take a second tree parameter.
26113 (simplify_control_stmt_condition): Likewise.
26114 (thread_across_edge): Likewise.
26115 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
26116 (thread_across_edge): Likewise.
26117 * Makefile.in (tree-vrp.o): Depend upon intl.h.
26119 2007-03-08 Uros Bizjak <ubizjak@gmail.com>
26121 * config/i386/i386.h (TARGET_SAHF): New define.
26122 * config/i386/i386.c (ix86_tune_features) [X86_TUNE_USE_SAHF]:
26123 Also enable for m_K8, m_AMDFAM10 and m_CORE2.
26124 (x86_sahf): New global variable.
26125 (override_options): Add PTA_NO_SAHF to pta_flags enum. Recode
26126 pta_flags masks using shifts. Add PTA_NO_SAHF to x86_64 and
26127 nocona processor flags. Set x86_sahf when PTA_NO_SAHF is not set
26128 in processor flags. Do not unconditionally disable TARGET_USE_SAHF
26130 (ix86_fp_comparison_sahf_cost): Return high value for !TARGET_SAHF.
26131 (ix86_expand_fp_compare): Check for TARGET_CMOVE or TARGET_SAHF
26132 when expanding fcomi/sahf based tests.
26133 (ix86_emit_fp_unordered_jump): Check for TARGET_SAHF when
26134 expanding sahf based alternative. Emit sahf based sequence when
26135 optimizing for code size.
26136 * config/i386/i386.md (x86_sahf_1): Do not disable for
26137 TARGET_64BIT, enable for TARGET_SAHF.
26139 2007-03-08 Martin Michlmayr <tbm@cyrius.com>
26141 * tree-ssa-coalesce.c (fail_abnormal_edge_coalesce): Remove
26142 spurious whitespace from error message.
26144 2007-03-08 Volker Reichelt <reichelt@netcologne.de>
26147 * c-common.c (fold_offsetof_1): Handle COMPOUND_EXPR.
26149 2007-03-08 Alexandre Oliva <aoliva@redhat.com>
26151 * c-decl.c (grokdeclarator): Disable warnings for anonymous
26153 * tree-sra.c (instantiate_element): Propagate disabled warnings
26154 from the element itself to the created variable.
26156 2007-03-07 Richard Henderson <rth@redhat.com>
26159 * reg-stack.c (emit_swap_insn): If a malformed asm was seen,
26160 silently fix up the stack in the case of a missing register.
26162 2007-03-07 Paul Brook <paul@codesourcery.com>
26164 * config/arm/libunwind.S: Add .arch/.object_arch for armv4 builds.
26166 2007-03-07 Joseph Myers <joseph@codesourcery.com>
26168 * config/arm/unwind-arm.c (struct wmmxd_regs, struct wmmxc_regs):
26170 (phase1_vrs): Use them.
26171 (DEMAND_SAVE_WMMXD, DEMAND_SAVE_WMMXC): New.
26172 (__gnu_Unwind_Save_WMMXD, __gnu_Unwind_Restore_WMMXD,
26173 __gnu_Unwind_Save_WMMXC, __gnu_Unwind_Restore_WMMXC): Declare.
26174 (restore_non_core_regs): Call __gnu_Unwind_Restore_WMMXD and
26175 __gnu_Unwind_Restore_WMMXC if required.
26176 (_Unwind_VRS_Pop): Implement iWMMXt support.
26177 * config/arm/libunwind.S (gnu_Unwind_Restore_WMMXD,
26178 gnu_Unwind_Save_WMMXD, gnu_Unwind_Restore_WMMXC,
26179 gnu_Unwind_Save_WMMXC): Define.
26181 2007-03-07 Richard Sandiford <richard@codesourcery.com>
26183 * config/vxworks.h (vxworks_override_options): Declare.
26184 (VXWORKS_OVERRIDE_OPTIONS): Use it.
26185 * config/vxworks.c: Include target.h and toplev.h.
26186 (vxworks_override_options): New function.
26187 * config/t-vxworks (vxworks.o): Depend on $(TARGET_H) and toplev.h.
26189 2007-03-07 Andreas Krebbel <krebbel1@de.ibm.com>
26191 * config/s390/s390.c (override_options): Don't emit an error when
26192 -mstack-size is used without providing -mstack-guard.
26193 (s390_emit_prologue): Choose stack_guard value automatically if not
26194 provided via command line.
26195 * doc/invoke.texi: Adjust description of -mstack-guard and
26198 2007-03-07 Richard Sandiford <richard@codesourcery.com>
26200 * config/i386/i386.c (output_set_got): Add a GOT initialization
26201 sequence for VxWorks PIC.
26202 (legitimate_pic_address_disp_p): Allow UNSPEC_GOT wrappers
26203 around labels as well as symbols. Use gotoff_operand instead
26204 of local_symbolic_operand.
26205 (legitimize_pic_address): Use gotoff_operand instead of
26206 local_symbolic_operand. Use @GOT accesses for labels as
26208 (ix86_output_addr_diff_elt): Use PC-relative rather than
26209 GP-relative offsets for VxWorks PIC.
26210 (ix86_expand_move): Pass NULL_RTX to legitimize_pic_address unless
26211 no_new_pseudos. Check whether the returned register is op0.
26212 * config/i386/i386.md (tablejump): Use PC-relative rather than
26213 GP-relative offsets for VxWorks PIC.
26214 * config/i386/predicates.md (gotoff_operand): New predicate.
26216 2007-03-06 Richard Sandiford <richard@codesourcery.com>
26218 * config/vxworks.h (VXWORKS_GOTT_BASE, VXWORKS_GOTT_INDEX): Undefine
26220 * config/vxworks-dummy.h: New file.
26221 * config/i386/i386.h: Include it.
26223 2007-03-07 Alexandre Oliva <aoliva@redhat.com>
26225 * dwarf2out.c (is_inlined_entry_point): New
26226 (add_high_low_attributes): Emit DW_AT_entry_pc along with
26227 DW_AT_ranges if the first subblock is the entry point.
26229 2007-03-06 David Daney <ddaney@avtrex.com>
26231 * doc/install.texi (mips-*-*): Change recommended binutils
26234 2007-03-06 Anatoly Sokolov <aesok@post.ru>
26236 * config/avr/avr.c (avr_mcu_types): Add support for ATmega325P,
26237 ATmega3250P, ATmega329P, ATmega3290P, AT90USB82 and AT90USB162
26239 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
26240 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
26242 2007-03-06 Jan Hubicka <jh@suse.cz>
26244 * errors.h (warning, error, fatal, internal_error): Mark as cold.
26245 * predict.c (maybe_hot_bb): Cold functions are never hot; hot
26247 (probably_cold_bb_p): Cold functions are cold.
26248 (probably_never_executed_bb_p): Cold functions are cold.
26249 (tree_bb_level_predictions): Predict calls to cold functions as not
26251 (compute_function_frequency): Check hot/cold attributes.
26252 * function.h (function_frequency): Update comments.
26253 * predict.def (PRED_COLD_FUNCTION): Predict cold function.
26254 * c-common.c (handle_hot_attribute, handle_cold_attribute): New.
26255 (c_common_att): Add cold and hot.
26257 * doc/extend.texi (hot,cold attributes): Document.
26259 2007-03-06 Andrew Haley <aph@redhat.com>
26261 * function.c (expand_function_end): Move blockage to just after we
26262 emit the label for the naked return from the function.
26264 2007-03-06 Richard Sandiford <richard@codesourcery.com>
26266 * config/i386/att.h (ASM_OUTPUT_ASCII, ASM_OUTPUT_SKIP): Undefine
26269 2007-03-06 Jan Hubicka <jh@suse.cz>
26271 * reg-stack.c (reg_to_stack): Large models don't allow NAN to be
26272 loaded for constant large models. Non-large 64bit PIC can do.
26273 * config/i386/i386.h (CASE_VECTOR_MODE): Large PIC cases are 64bit.
26274 * cmodel.h: Add LARGE PIC.
26275 * config/i386/i386.md (UNSPEC_PLTOFF): New.
26276 (UNSPEC_SET_RIP, UNSPEC_SET_GOT_OFFSET): New; renumber other
26278 (*call_1_rex64): Disable for large models.
26279 (*call_1_rex64_large): New.
26280 (*call_value_1_rex64): Disable for large models.
26281 (*call_value_1_rex64_large): New.
26282 (set_rip_rex4): New.
26283 (set_got_offset_rex64): New.
26284 * config/i386/predicates.md (constant_call_address_operand): For
26285 large model constant calls are not possible.
26286 * config/i386/i386-protos.h (construct_plt_address): Declare.
26287 * config/i386/i386.c (override_options): Accept large models.
26288 (ix86_expand_prologue): Expand large PIC GOT pointer load.
26289 (legitimate_constant_p): Add new UNSPECs.
26290 (legitimate_pic_operand_p): Likewise.
26291 (legitimate_pic_address_disp_p): Disallow local symbols for large PICs.
26292 (legitimize_pic_address): Do easy RIP relative way for TLS only for
26294 (output_pic_addr_const): Add PLTOFF.
26295 (ix86_output_addr_diff_elt): Output 64bit tables when needed.
26296 (ix86_expand_move): Legitimize pic address when in PIC mode.
26297 (construct_plt_address): New function.
26298 (ix86_expand_call): Offload the address to register and use GOT
26299 pointer for large model.
26300 * invoke.texi (mcmodel=large): Update documentation.
26302 2007-03-06 Richard Henderson <rth@redhat.com>
26304 * config/i386/i386.c (x86_use_leave, x86_push_memory,
26305 x86_zero_extend_with_and, x86_movx, x86_double_with_add,
26306 x86_use_bit_test, x86_unroll_strlen, x86_deep_branch,
26307 x86_branch_hints, x86_use_sahf, x86_partial_reg_stall,
26308 x86_partial_flag_reg_stall, x86_use_himode_fiop, x86_use_simode_fiop,
26309 x86_use_mov0, x86_use_cltd, x86_read_modify_write, x86_read_modify,
26310 x86_split_long_moves, x86_promote_QImode, x86_fast_prefix,
26311 x86_single_stringop, x86_qimode_math, x86_promote_qi_regs,
26312 x86_himode_math, x86_promote_hi_regs, x86_sub_esp_4, x86_sub_esp_8,
26313 x86_add_esp_4, x86_add_esp_8, x86_integer_DFmode_moves,
26314 x86_partial_reg_dependency, x86_memory_mismatch_stall,
26315 x86_prologue_using_move, x86_epilogue_using_move, x86_shift1,
26316 x86_sse_partial_reg_dependency, x86_sse_split_regs,
26317 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
26318 x86_sse_load0_by_pxor, x86_use_ffreep, x86_use_incdec,
26319 x86_inter_unit_moves, x86_ext_80387_constants, x86_four_jump_limit,
26320 x86_schedule, x86_use_bt, x86_pad_returns,
26321 x86_use_xchgb): Merge into ...
26322 (ix86_tune_features): ... here. New array.
26323 (x86_cmove, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
26324 x86_bswap): Merge into ...
26325 (ix86_arch_features): ... here. New array.
26326 (x86_3dnow_a): Remove.
26327 (x86_accumulate_outgoing_args): Make static.
26328 (x86_arch_always_fancy_math_387): Make static.
26329 (ix86_tune_mask, ix86_arch_mask): Move ...
26330 (override_options): ... to local variables here. Apply the
26331 appropriate mask to each element of ix86_arch_features and
26332 ix86_tune_features. Adjust TARGET_CMOVE and TARGET_USE_SAHF
26333 as were done in the old macros.
26334 (standard_80387_constant_p): Use TARGET_EXT_80387_CONSTANTS.
26335 * config/i386/i386.h (x86_use_leave, x86_push_memory,
26336 x86_zero_extend_with_and, x86_use_bit_test, x86_cmove, x86_deep_branch,
26337 x86_branch_hints, x86_unroll_strlen, x86_double_with_add,
26338 x86_partial_reg_stall, x86_movx, x86_use_himode_fiop,
26339 x86_use_simode_fiop, x86_use_mov0, x86_use_cltd, x86_use_xchgb,
26340 x86_read_modify_write, x86_read_modify, x86_split_long_moves,
26341 x86_promote_QImode, x86_single_stringop, x86_fast_prefix,
26342 x86_himode_math, x86_qimode_math, x86_promote_qi_regs,
26343 x86_promote_hi_regs, x86_integer_DFmode_moves, x86_add_esp_4,
26344 x86_add_esp_8, x86_sub_esp_4, x86_sub_esp_8,
26345 x86_partial_reg_dependency, x86_memory_mismatch_stall,
26346 x86_accumulate_outgoing_args, x86_prologue_using_move,
26347 x86_epilogue_using_move, x86_decompose_lea,
26348 x86_arch_always_fancy_math_387, x86_shift1,
26349 x86_sse_partial_reg_dependency, x86_sse_split_regs,
26350 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
26351 x86_sse_load0_by_pxor, x86_use_ffreep, x86_inter_unit_moves,
26352 x86_schedule, x86_use_bt, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
26353 x86_use_incdec, x86_pad_returns, x86_bswap,
26354 x86_partial_flag_reg_stall): Remove.
26355 (enum ix86_tune_indices): New.
26356 (ix86_tune_features): New.
26357 (TARGET_USE_LEAVE, TARGET_PUSH_MEMORY, TARGET_ZERO_EXTEND_WITH_AND,
26358 TARGET_USE_BIT_TEST, TARGET_UNROLL_STRLEN,
26359 TARGET_DEEP_BRANCH_PREDICTION, TARGET_BRANCH_PREDICTION_HINTS,
26360 TARGET_DOUBLE_WITH_ADD, TARGET_USE_SAHF, TARGET_MOVX,
26361 TARGET_PARTIAL_REG_STALL, TARGET_PARTIAL_FLAG_REG_STALL,
26362 TARGET_USE_HIMODE_FIOP, TARGET_USE_SIMODE_FIOP, TARGET_USE_MOV0,
26363 TARGET_USE_CLTD, TARGET_USE_XCHGB, TARGET_SPLIT_LONG_MOVES,
26364 TARGET_READ_MODIFY_WRITE, TARGET_READ_MODIFY, TARGET_PROMOTE_QImode,
26365 TARGET_FAST_PREFIX, TARGET_SINGLE_STRINGOP, TARGET_QIMODE_MATH,
26366 TARGET_HIMODE_MATH, TARGET_PROMOTE_QI_REGS, TARGET_PROMOTE_HI_REGS,
26367 TARGET_ADD_ESP_4, TARGET_ADD_ESP_8, TARGET_SUB_ESP_4,
26368 TARGET_SUB_ESP_8, TARGET_INTEGER_DFMODE_MOVES,
26369 TARGET_PARTIAL_REG_DEPENDENCY, TARGET_SSE_PARTIAL_REG_DEPENDENCY,
26370 TARGET_SSE_UNALIGNED_MOVE_OPTIMAL, TARGET_SSE_SPLIT_REGS,
26371 TARGET_SSE_TYPELESS_STORES, TARGET_SSE_LOAD0_BY_PXOR,
26372 TARGET_MEMORY_MISMATCH_STALL, TARGET_PROLOGUE_USING_MOVE,
26373 TARGET_EPILOGUE_USING_MOVE, TARGET_SHIFT1, TARGET_USE_FFREEP,
26374 TARGET_INTER_UNIT_MOVES, TARGET_FOUR_JUMP_LIMIT, TARGET_SCHEDULE,
26375 TARGET_USE_BT, TARGET_USE_INCDEC, TARGET_PAD_RETURNS,
26376 TARGET_EXT_80387_CONSTANTS): Use it.
26377 (enum ix86_arch_indices): New.
26378 (ix86_arch_features): New.
26379 (TARGET_CMOVE, TARGET_CMPXCHG, TARGET_CMPXCHG8B, TARGET_XADD,
26380 TARGET_BSWAP): Use it.
26381 (ix86_tune_mask, ix86_arch_mask): Remove.
26383 2007-03-06 Joseph Myers <joseph@codesourcery.com>
26386 * configure.ac (CROSS_SYSTEM_HEADER_DIR, build_system_header_dir):
26387 Define using $${sysroot_headers_suffix}.
26388 * configure: Regenerate.
26389 * cppdefault.c (cpp_include_defaults): Make FIXED_INCLUDE_DIR a
26390 multilib-suffixed directory if SYSROOT_HEADERS_SUFFIX_SPEC
26392 * doc/invoke.texi (-print-sysroot-headers-suffix): Document.
26393 * gcc.c (print_sysroot_headers_suffix): New.
26394 (option_map): Include --print-sysroot-headers-suffix.
26395 (display_help): Mention -print-sysroot-headers-suffix.
26396 (process_command): Handle -print-sysroot-headers-suffix.
26397 (do_spec_1): Append multilib directory to include-fixed path if
26398 sysroot suffixes in use.
26399 (main): Handle -print-sysroot-headers-suffix.
26400 * Makefile.in (start.encap): Don't depend on xlimits.h
26401 (xlimits.h): Remove.
26402 (stmp-int-hdrs): Don't depend on xlimits.h. Inline generation of
26403 limits.h for each multilib in fixinc_list.
26404 (fixinc_list, s-fixinc_list): New.
26405 (stmp-fixinc): Depend on fixinc_list. If not copying headers,
26406 generate them for each multilib in fixinc_list.
26407 (stmp-fixproto): Use include-fixed. Run fixproto for each
26408 multilib in fixinc_list.
26409 (mostlyclean): Don't remove xlimits.h.
26410 (clean): Remove include-fixed.
26411 (real-install-headers-tar, real-install-headers-cpio,
26412 real-install-headers-cp): Don't copy include, only include-fixed.
26413 (install-mkheaders): Depend on fixinc_list. Don't depend on
26414 xlimits.h. Save limits.h files for each multilib in fixinc_list.
26415 Always save mkinstalldirs. Preserve ${sysroot_headers_suffix} in
26416 SYSTEM_HEADER_DIR setting in mkheaders.conf.
26418 2007-03-06 Jan Hubicka <jh@suse.cz>
26420 * regstack.c (reg_to_stack): When in 64bit PIC mode, we still can load
26423 2007-03-06 Richard Sandiford <richard@codesourcery.com>
26425 * configure.ac: Allow tm_file to contain build-directory files.
26426 * configure: Regenerate.
26427 * config.gcc (m68k-*-uclinux*): Add ./sysroot-suffix.h to tm_file.
26428 * config/m68k/t-uclinux (sysroot-suffix.h): New target.
26429 * config/m68k/print-sysroot-suffix.sh: New file.
26431 2007-03-06 Richard Sandiford <richard@codesourcery.com>
26433 * config/m68k/m68k.h (PIC_OFFSET_TABLE_REGNUM): Use the REGNO
26434 of pic_offset_table_rtx if reload_completed.
26435 (CONDITIONAL_REGISTER_USAGE): Use PIC_REG instead of
26436 PIC_OFFSET_TABLE_REGNUM.
26437 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Always
26439 (m68k_save_reg): Use PIC_REG instead of PIC_OFFSET_TABLE_REGNO.
26440 (m68k_output_mi_thunk): Rewrite to use RTL. Honor vcall_offset.
26442 2007-03-06 Richard Sandiford <richard@codesourcery.com>
26444 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
26445 functions that call eh_return.
26447 2007-03-06 Richard Sandiford <richard@codesourcery.com>
26449 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
26450 functions that need a constant pool.
26452 2007-03-06 Richard Sandiford <richard@codesourcery.com>
26455 * config/m68k/m68k-protos.h (m68k_secondary_reload_class): Declare.
26456 (m68k_preferred_reload_class): Likewise.
26457 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Remove duplicated comment.
26458 (SECONDARY_RELOAD_CLASS): Define.
26459 (PREFERRED_RELOAD_CLASS): Use m68k_preferred_reload_class.
26460 (LIMIT_RELOAD_CLASS): Delete.
26461 * config/m68k/m68k.c (m68k_regno_mode_ok): Don't prevent address
26462 registers from storing bytes.
26463 (m68k_secondary_reload_class): New function.
26464 (m68k_preferred_reload_class): Likewise.
26466 2007-03-06 Richard Sandiford <richard@codesourcery.com>
26468 * config/m68k/m68k.c (m68k_save_reg): Remove special case for
26470 (m68k_expand_prologue): Likewise.
26472 2007-03-06 Richard Sandiford <richard@codesourcery.com>
26474 * config/m68k/m68k-protos.h (output_sibcall): Declare.
26475 (mips_expand_epilogue): Add a bool parameter.
26476 (m68k_legitimize_sibcall_address): Declare.
26477 * config/m68k/m68k.c (TARGET_FUNCTION_OK_FOR_SIBCALL): Define.
26478 (m68k_expand_epilogue): Add a parameter to select between sibling
26479 and normal epilogues. Only generate a return for the latter.
26480 (m68k_ok_for_sibcall_p): New function.
26481 (m68k_legitimize_sibcall_address, output_sibcall): New functions.
26482 * config/m68k/m68k.md (sibcall, *sibcall): New patterns.
26483 (sibcall_value, *sibcall_value): Likewise.
26484 (*call, *call_value): Require !SIBLING_CALL_P.
26485 (epilogue): Update call to m68k_expand_epilogue.
26486 (sibcall_epilogue): New pattern.
26487 * config/m68k/predicates.md (const_call_operand): Say that this
26488 predicate applies to sibling calls too.
26489 (sibcall_operand): New predicate.
26491 2007-03-06 Richard Sandiford <richard@codesourcery.com>
26493 * config/m68k/m68k.md (movsf_cf_soft): Provide the same non-mov3q
26494 alternatives as movsi_cf.
26495 (movsf_cf_hard): Add commentary.
26497 2007-03-06 Kazu Hirata <kazu@codesourcery.com>
26498 Richard Sandiford <richard@codesourcery.com>
26500 * config/m68k/m68k-protos.h (m68k_interrupt_function_p): Declare.
26501 (m68k_movem_pattern_p, m68k_output_movem): Likewise.
26502 (m68k_expand_prologue, m68k_expand_epilogue): Likewise.
26503 * config/m68k/m68k.h (EPILOGUE_USES): Define. Treat all registers
26504 as being live on exit from an interrupt function.
26505 (PRINT_OPERAND_PUNCT_VALID_P): Return true for '?'.
26506 * config/m68k/m68k.c (MIN_MOVEM_REGS, MIN_FMOVEM_REGS): New macros.
26507 (m68k_frame): Remove reg_rev_mask and fpu_rev_mask.
26508 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Delete.
26509 (m68k_interrupt_function_p): Globalize.
26510 (m68k_compute_frame_layout): Remove reverse mask code.
26511 (m68k_emit_movem, m68k_set_frame_related): New functions.
26512 (m68k_output_function_prologue): Delete in favor of...
26513 (m68k_expand_prologue): ...this new function.
26514 (m68k_output_function_epilogue): Delete in favor of...
26515 (m68k_expand_epilogue): ...this new function.
26516 (m68k_split_offset, m68k_movem_pattern_p, m68k_output_movem): New
26518 (print_operand): Handle %?.
26519 * config/m68k/m68k.md (UNSPEC_SIN, UNSPEC_COS): Remove excess space.
26520 (UNSPEC_GOT, A1_REG, PIC_REG, FP0_REG): New constants.
26521 (prologue, epilogue): New patterns.
26522 (return): Turn into a define_expand.
26523 (*return): New pattern, derived from old "return" pattern. Use rte
26524 rather than rts for interrupt functions. Only use rtd if the pop
26526 (*m68k_store_multiple, *m68k_store_multiple_automod): New patterns.
26527 (*m68k_load_multiple, *m68k_load_multiple_automod): Likewise.
26528 (link, *link, unlink, *unlink, load_got): Likewise.
26530 2007-03-06 Richard Sandiford <richard@codesourcery.com>
26534 * config/m68k/m68k-protos.h (m68k_legitimate_base_reg_p): Declare.
26535 (m68k_legitimate_index_reg_p, m68k_legitimate_address_p): Likewise.
26536 (m68k_matches_q_p, m68k_matches_u_p): Likewise.
26537 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Use m68k_matches_q_p
26538 and m68k_matches_u_p.
26539 (PCREL_GENERAL_OPERAND_OK, LEGITIMATE_BASE_REG_P): Delete.
26540 (INDIRECTABLE_1_ADDRESS_P, GO_IF_NONINDEXED_ADDRESS): Delete.
26541 (GO_IF_INDEXABLE_BASE, GO_IF_INDEXING, GO_IF_INDEXED_ADDRESS): Delete.
26542 (LEGITIMATE_INDEX_REG_P, LEGITIMATE_INDEX_P): Delete.
26543 (GO_IF_COLDFIRE_FPU_LEGITIMATE_ADDRESS): Delete.
26544 (REG_STRICT_P): New macro.
26545 (LEGITIMATE_PIC_OPERAND_P): Use REG_STRICT_P rather than
26546 PCREL_GENERAL_OPERAND_OK.
26547 (REG_OK_FOR_BASE_P): Merge definitions. Use REG_STRICT_P and
26548 m68k_legitimate_base_reg_p.
26549 (REG_MODE_OK_FOR_INDEX_P): Likewise m68k_legitimate_index_reg_p.
26550 (GO_IF_LEGITIMATE_ADDRESS): Likewise m68k_legitimate_address_p.
26551 (PIC_CASE_VECTOR_ADDRESS): Update comment.
26552 * config/m68k/m68k.c (m68k_address): New structure.
26553 (m68k_legitimate_base_reg_p, m68k_legitimate_index_reg_p)
26554 (m68k_decompose_index, m68k_legitimate_constant_address_p)
26555 (m68k_jump_table_ref_p, m68k_decompose_address)
26556 (m68k_legitimate_address_p, m68k_legitimate_mem_p, m68k_matches_q_p)
26557 (m68k_matches_u_p): New functions.
26558 (print_operand_address): Rewrite to use m68k_decompose_index.
26560 2007-03-05 David Taylor <dtaylor@emc.com>
26562 * gcc.c: Correct copyright date in --version output.
26564 2007-03-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
26566 * pa.md: In unamed move patterns, disparge copies between general
26567 and floating point registers using '?' modifier. Don't include 'f'
26568 constraint for register preferences in DImode, SImode, HImode and
26569 QImode patterns. Likewise for 'r' in DFmode and SFmode patterns.
26570 Remove constraints for copies between general and floating registers
26571 in soft-float DFmode pattern.
26572 (movdf): Fail if operand1 is a CONST_DOUBLE and operand0 is a hard
26576 2007-03-05 Mike Stump <mrs@apple.com>
26578 * c-common.c (targetcm): Add.
26579 * c-opts.c (c_common_handle_option): Handle language specific
26581 * opts.c (handle_option): Verify language for target options, if
26583 * opth-gen.awk: Add CL_LANG_ALL.
26584 * target-def.h (TARGET_HANDLE_C_OPTION): Add.
26585 (TARGETCM_INITIALIZER): Add.
26586 * target.h (struct gcc_targetcm): Add.
26588 * targhooks.c (default_handle_c_option): Add.
26589 * targhooks.h (default_handle_c_option): Add.
26590 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Add.
26592 * config/darwin.opt (iframework): Add.
26593 * config/darwin.h (TARGET_HAS_TARGETCM): Add.
26594 * config/darwin-c.c (handle_c_option): Add.
26595 (TARGET_HANDLE_C_OPTION): Add.
26597 * doc/invoke.texi (Darwin Options): Add -iframework.
26599 2007-03-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
26601 * convert.c (convert_to_integer): Fix nearbyint/rint -> *lrint
26604 2007-03-05 Ian Lance Taylor <iant@google.com>
26606 * c.opt (fgnu89-inline): New option.
26607 * c-opts.c (c_common_post_options): Set default value for
26609 * c-decl.c (WANT_C99_INLINE_SEMANTICS): Remove.
26610 (pop_scope): Check flag_gnu89_inline rather than flag_isoc99 for
26612 (diagnose_mismatched_decls, merge_decls, start_decl): Likewise.
26613 (grokdeclarator, start_function): Likewise.
26614 * c-cppbuiltin.c (c_cpp_builtins): Define either
26615 __GNUC_GNU_INLINE__ or __GNUC_STDC_INLINE__.
26616 * doc/invoke.texi (Option Summary): Mention -fgnu89-inline.
26617 (C Dialect Options): Document -fgnu89-inline.
26618 * doc/extend.texi (Function Attributes): Explain what the
26619 gnu_inline attribute does.
26620 * doc/cpp.texi (Common Predefined Macros): Document
26621 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
26623 2007-03-05 Ian Lance Taylor <iant@google.com>
26625 PR tree-optimization/31034
26626 * tree-vrp.c (extract_range_from_assert): Don't try to handle a
26627 half-range if the other side is an overflow infinity.
26629 2007-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
26631 * config.gcc (bfin*-uclinux*): Use t-bfin-uclinux.
26632 (bfin*-linux-uclibc*): New configuration.
26633 * config/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Undefined before
26635 * config/bfin/linux.h: New file.
26636 * config/bfin/libgcc-bfin.ver: New file.
26637 * config/bfin/t-bfin-uclinux: New file.
26638 * config/bfin/t-bfin-linux: New file.
26639 * config/bfin/uclinux.h (LINUX_TARGET_OS_CPP_BUILTINS): New macro.
26640 (TARGET_OS_CPP_BUILTINS): New macro.
26642 2007-03-05 Richard Guenther <rguenther@suse.de>
26644 * fold-const.c (fold_binary): Remove duplicate folding
26645 of comparison of non-null ADDR_EXPR against null.
26647 2007-03-05 Richard Guenther <rguenther@suse.de>
26648 Dorit Nuzman <dorit@il.ibm.com>
26650 PR tree-optimization/26420
26651 * tree-vectorizer.c (vectorize_loops): Bail out early if there
26652 are no loops in the function. Only print the number of
26653 vectorized loops if it is greater than zero or we are supposed
26654 to print information about unvectorized loops.
26656 2007-03-05 Revital Eres <eres@il.ibm.com>
26658 * gcc.dg/var-expand1.c: New test.
26659 * loop-unroll.c (analyze_insn_to_expand_var): Add dump info
26660 when an accumulator is expanded.
26662 2007-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26665 * c-common.c (convert_and_check): Don't give warnings for
26666 conversion if 'expr' already overflowed.
26668 2007-03-04 Roger Sayle <roger@eyesopen.com>
26670 PR middle-end/30744
26671 * fold-const.c (fold_comparison): Enforce type consistency when
26672 transforming ~X op ~Y to Y op X, and ~X op C to X op' ~C.
26674 2007-03-04 Zdenek Dvorak <dvorakz@suse.cz>
26676 * tree-ssa-address.c (create_mem_ref): Do not put an expression
26677 containing a cast to the base of TARGET_MEM_REF.
26679 2007-03-04 Martin Michlmayr <tbm@cyrius.com>
26681 * tree.c (tree_contains_struct_check_failed): Remove spurious
26682 whitespace from error message.
26684 2007-03-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
26687 * config/rs6000/rs6000.c (rs6000_function_value): Look at bit size
26688 instead of precision.
26690 2007-03-04 Roman Zippel <zippel@linux-m68k.org>
26691 Nathan Sidwell <nathan@codesourcery.com>
26693 * emit-rtl.c (find_auto_inc): New.
26694 (try_split): recreate REG_INC notes,
26695 Use regular for loops rather than whiles.
26697 2007-03-03 Andreas Schwab <schwab@suse.de>
26699 * configure.ac (HAVE_AS_REL16): Move test back to correct place.
26700 * configure: Regenerate.
26702 2007-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
26704 * builtins.def (ATTR_MATHFN_FPROUNDING): Rely on
26705 flag_rounding_math, not flag_unsafe_math_optimizations.
26707 * c-pretty-print.c (pp_c_direct_abstract_declarator): Use
26709 * config/alpha/alpha.c (alpha_fold_builtin_zapnot,
26710 alpha_fold_vector_minmax): Likewise.
26711 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
26712 * config/sparc/sparc.c (sparc_gimplify_va_arg): Likewise.
26714 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
26716 * tree-sra.c (sra_walk_fns) <ldst>: Document new restriction.
26717 (sra_walk_modify_expr) <rhs_elt>: Treat the reference as a use
26718 if the lhs has side-effects.
26719 <lhs_elt>: Treat the reference as a use if the rhs has side-effects.
26721 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
26723 * config/i386/i386.h (TUNEMASK): Remove define.
26724 (ARCHMASK): Remove define.
26725 (TARGET_*): Use ix86_tune_mask variable instead of TUNEMASK.
26726 Use ix86_arch_mask variable instead of ARCHMASK.
26727 * config/i386/i386.c (override_options): Ditto.
26728 (standard_80387_constant_p): Ditto.
26730 2007-03-02 Ian Lance Taylor <iant@google.com>
26732 Used signed infinities in VRP.
26733 * tree-vrp.c (uses_overflow_infinity): New static function.
26734 (supports_overflow_infinity): New static function.
26735 (make_overflow_infinity): New static function.
26736 (negative_overflow_infinity): New static function.
26737 (positive_overflow_infinity): New static function.
26738 (is_negative_overflow_infinity): New static function.
26739 (is_positive_overflow_infinity): New static function.
26740 (is_overflow_infinity): New static function.
26741 (overflow_infinity_range_p): New static function.
26742 (compare_values_warnv): New function split out of compare_values.
26743 (compare_value): Call it.
26744 (set_value_range_to_nonnegative): Add overflow_infinity
26745 parameter. Change caller.
26746 (vrp_expr_computes_nonnegative): Add strict_overflow_p parameter.
26748 (vrp_expr_computes_nonzero): Likewise.
26749 (compare_ranges, compare_range_with_value): Likewise.
26750 (compare_name_with_value, compare_names): Likewise.
26751 (vrp_evaluate_conditional): Likewise.
26752 (set_value_range): Handle infinity
26753 (vrp_operand_equal_p, operand_less_p): Likewise.
26754 (extract_range_from_assert): Likewise.
26755 (vrp_int_const_binop): Likewise.
26756 (extract_range_from_binary_expr): Likewise.
26757 (extract_range_from_unary_expr): Likewise.
26758 (extract_range_from_comparison): Likewise.
26759 (extract_range_from_expr): Likewise.
26760 (dump_value_range): Likewise.
26761 (vrp_visit_cond_stmt, vrp_visit_phi_node): Likewise.
26762 (test_for_singularity): Likewise.
26763 (vrp_int_const_binop): Remove inline qualifier.
26764 (adjust_range_with_scev): Add comment.
26765 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
26767 2007-03-02 Diego Novillo <dnovillo@redhat.com>
26769 * tree-ssa-structalias.c (could_have_pointers): Tidy.
26770 (get_constraint_for): Likewise.
26771 (do_structure_copy): Likewise.
26772 (find_func_aliases): Fix references to MODIFY_EXPR.
26773 (intra_create_variable_infos): Tidy.
26774 * tree-ssa-operands.c (add_virtual_operand): Add argument
26776 When adding members of alias sets, if IS_CALL_SITE is true and
26777 the symbol is not call-clobbered, skip it.
26778 Adjust all callers.
26780 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
26782 * config/alpha/alpha.c (alpha_gp_save_rtx): Insert the insns at the
26783 entry by means of emit_insn_at_entry.
26785 2007-03-02 Richard Henderson <rth@redhat.com>
26787 * expr.h (promoted_input_arg): Remove decl.
26788 * function.c (promoted_input_arg): Merge into ...
26789 * combine.c (setup_incoming_promotions): ... only caller.
26790 Rearrange to avoid double loop.
26792 2007-03-02 Ben Elliston <bje@au.ibm.com>
26793 Peter Bergner <bergner@vnet.ibm.com>
26794 Janis Johnson <janis187@us.ibm.com>
26796 * config/rs6000/dfp.md: New file.
26797 * config/rs6000/rs6000.md: Include dfp.md.
26798 (add<mode>3_internal1): Disable for DECIMAL_FLOAT_MODE_P operands.
26799 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Handle DDmode
26800 and TDmode decimal float modes in FP registers.
26801 (num_insns_constant): Likewise.
26802 (rs6000_legitimate_offset_address_p): Likewise.
26803 (rs6000_legitimize_address): Likewise.
26804 (rs6000_legitimize_reload_address): Likewise.
26805 (rs6000_legitimate_address): Likewise.
26806 (rs6000_emit_move): Likewise.
26807 (function_arg_boundary): Likewise.
26808 (function_arg_advance): Likewise.
26809 (rs6000_darwin64_record_arg_recurse): Likewise.
26810 (function_arg): Likewise.
26811 (rs6000_gimplify_va_arg): Likewise.
26812 (rs6000_split_multireg_move): Likewise.
26813 (rs6000_output_function_epilogue): Likewise.
26814 (rs6000_output_function_epilogue): Likewise.
26815 (rs6000_register_move_cost): Likewise.
26816 (rs6000_function_value): Likewise.
26817 (rs6000_libcall_value): Likewise.
26819 2007-03-02 Richard Sandiford <richard@codesourcery.com>
26821 * config/t-vxworks (LIMITS_H_TEST): Define to true for VxWorks.
26823 2007-03-02 Richard Sandiford <richard@codesourcery.com>
26825 * config/t-vxworks (LIBGCC2_INCLUDES): Pass -nostdinc.
26826 Use $MULTIDIR to choose between the kernel and RTP headers,
26827 and use $WIND_BASE and $WIND_USR to locate them.
26829 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
26831 * config/i386/i386.c (override_options): Put initialization of
26832 ix86_tune_mask and ix86_arch_mask to the correct place.
26834 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
26835 Michael Meissner <michael.meissner@amd.com>
26838 * config/i386/i386.h (TUNEMASK): Redefine to use ix86_tune_mask.
26839 (ARCHMASK): Define.
26840 (TARGET_CMOVE): Use ARCHMASK.
26841 (TARGET_CMPXCHG): Ditto.
26842 (TARGET_CMPXCHG8B): Ditto.
26843 (TARGET_XADD): Ditto.
26844 (TARGET_BSWAP): Ditto.
26845 * config/i386/i386.c (ix86_tune_mask): New global variable.
26846 (ix86_arch_mask): Ditto.
26847 (override_options): Initialize ix86_tune_mask and
26848 ix86_arch_mask. Use ARCHMASK to clear MASK_NO_FANCY_MATH_387 in
26851 2007-03-02 Ben Elliston <bje@au.ibm.com>
26854 * config/dfp-bit.c (DFP_TO_INT): Initialise qval with "1.".
26856 2007-03-02 Joseph Myers <joseph@codesourcery.com>
26858 * target.h (init_dwarf_reg_sizes_extra): New target hook.
26859 * target-def.h (TARGET_INIT_DWARF_REG_SIZES_EXTRA): New default.
26860 * doc/tm.texi (TARGET_INIT_DWARF_REG_SIZES_EXTRA): Document.
26861 * dwarf2out.c (expand_builtin_init_dwarf_reg_sizes): Call this
26863 * config/rs6000/rs6000.c (TARGET_INIT_DWARF_REG_SIZES_EXTRA,
26864 rs6000_init_dwarf_reg_sizes_extra): New.
26865 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Support
26866 SPE register high parts.
26868 2007-03-01 Brooks Moses <brooks.moses@codesourcery.com>
26870 * Makefile.in: Add install-pdf target as
26871 copied from automake v1.10 rules.
26872 * configure.ac: Add install-pdf to target list.
26873 * configure: Regenerate.
26875 2007-03-01 Paul Brook <paul@codesourcery.com>
26877 * config/arm/arm.c (arm_legitimate_index_p): Limit iWMMXt addressing
26878 modes to LDRD for DImode.
26879 (output_move_double): Fixup out of range ldrd/strd.
26880 (vfp_secondary_reload_class): Rename...
26881 (coproc_secondary_reload_class): ... to this. Add wb argument.
26882 * config/arm/arm.h (SECONDARY_OUTPUT_RELOAD_CLASS): Use
26883 coproc_secondary_reload_class for CLASS_IWMMXT.
26884 (SECONDARY_INPUT_RELOAD_CLASS): Ditto.
26885 * arm-protos.h (coproc_secondary_reload_class): Update prototype.
26887 2007-03-01 Zdenek Dvorak <dvorakz@suse.cz>
26889 * tree-ssa-loop-prefetch.c (determine_unroll_factor): Bound the
26890 unroll factor by the estimated number of iterations.
26891 (loop_prefetch_arrays): Do not prefetch in loops that iterate less
26892 than prefetch latency.
26894 * config/i386/driver-i386.c (describe_cache, detect_caches_amd,
26895 decode_caches_intel, detect_caches_intel): New functions.
26896 (host_detect_local_cpu): Use detect_caches_amd and
26897 detect_caches_intel.
26899 2007-03-01 Richard Henderson <rth@redhat.com>
26901 * expr.c (emit_move_complex_push): Export.
26902 (emit_move_complex_parts): Split out from ...
26903 (emit_move_complex): ... here.
26904 * expr.h (emit_move_complex_push, emit_move_complex_parts): Declare.
26905 * config/i386/i386.md (movcdi): New.
26907 2007-03-01 Uros Bizjak <ubizjak@gmail.com>
26909 * config/i386/i386.c (ix86_modes_tieable_p): Fix typo, use also
26910 size of mode1 to check for tieable modes in MMX case.
26912 2007-03-01 Richard Sandiford <richard@codesourcery.com>
26914 * Makefile.in (rtlanal.o): Depend on tree.h.
26915 * rtl.h (offset_within_section_p, split_const): Declare.
26916 * rtlanal.c: Include tree.h.
26917 (offset_within_block_p): New function, taken from
26918 mips_offset_within_object_p.
26919 (split_const): New function, taken from mips_split_const.
26920 * config/m68k/m68k-protos.h (m68k_illegitimate_symbolic_constant_p):
26922 * config/m68k/m68k.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
26923 (CONSTANT_ADDRESS_P): Only accept legitimate constants.
26924 (LEGITIMATE_CONSTANT_P): Check m68k_illegitimate_symbolic_constant_p.
26925 * config/m68k/m68k.c (TARGET_CANNOT_FORCE_CONST_MEM): Define.
26926 (m68k_illegitimate_symbolic_constant_p): New function.
26927 * config/m68k/m68k.md (movsi): Remove misleading predicates.
26928 If M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P and the source is a
26929 symbolic constant that might be outside the symbol's section,
26930 move the symbol first and then add the offset.
26931 * config/m68k/uclinux.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P):
26933 * config/mips/mips.c (mips_split_const): Delete.
26934 (mips_offset_within_object_p): Delete.
26935 (mips_symbolic_constant_p): Use offset_within_section_p and
26936 split_const instead of mips_offset_within_object_p and
26938 (mips_cannot_force_const_mem, mips_const_insns, mips_unspec_address)
26939 (mips_legitimize_const_move, print_operand_reloc)
26940 (mips_dangerous_for_la25_p): Use split_const instead of
26943 2007-02-28 Eric Christopher <echristo@apple.com>
26945 * Makefile.in (install-include-dir): Don't rm -rf include.
26947 2007-02-28 Richard Guenther <rguenther@suse.de>
26949 PR middle-end/30364
26950 * fold-const.c (fold_binary): Do not associate expressions
26951 with more than one variable for integer types that do not wrap.
26953 2007-02-28 Sandra Loosemore <sandra@codesourcery.com>
26955 * builtins.c (fold_builtin_call_list, fold_builtin_call_valist):
26956 Delete, and replace with...
26957 (fold_builtin_call_array): This. Update callers to use it.
26958 * fold-const.c (fold_build_call_list): Delete, and replace with...
26959 (fold_build_call_array): This.
26960 (fold_build_call_list_initializer): Delete, and replace with...
26961 (fold_build_call_array_initializer): This.
26962 * tree.h: Update declarations to reflect above changes.
26964 * c-typeck.c (build_function_call): Store converted arguments
26965 in a stack-allocated array instead of building a list.
26966 (convert_arguments): Store arguments in the array passed in as an
26967 argument, and return the actual number of arguments.
26968 * c-format.c: (check_function_format): Pass arguments in an
26969 array instead of a list.
26970 * c-common.c (check_function_nonnull): Likewise.
26971 (check_function_sentinel): Likewise.
26972 (check_function_arguments): Likewise.
26973 * c-common.h: Update declarations to reflect above changes.
26975 2007-02-28 Jan Hubicka <jh@suse.cz>
26977 * predict.def (PRED_TREE_EARLY_RETURN, PRED_CONST_RETURN,
26978 PRED_NEGATIVE_RETURN): Update outcomes.
26980 2007-02-28 Bernd Schmidt <bernd.schmidt@analog.com>
26982 * calls.c (emit_library_call_value_1): Handle partial registers
26983 correctly when building up CALL_INSN_FUNCTION_USAGE.
26985 2007-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
26987 * pa/predicates.md (move_src_operand): Allow zero for mode.
26988 * pa/pa.md: Fix constraints for zero CONST_DOUBLE in 64-bit DFmode
26991 2007-02-27 Uros Bizjak <ubizjak@gmail.com>
26994 * config/i386/sse.md (*mov<mode>_internal, *movv4sf_internal,
26995 *movv2df_internal): Enable pattern only for valid operand
26997 * config/i386/i386.c (ix86_modes_tieable_p): For SSE registers,
26998 tie only 128bit modes. For MMX registers, tie only 64bit modes.
27000 2007-02-27 Mike Stump <mrs@apple.com>
27002 * config/darwin-crt3.c: Avoid compilation when compiling for a
27005 2007-02-27 Joseph Myers <joseph@codesourcery.com>
27007 * Makefile.in (PREPROCESSOR_DEFINES, test-protoize-simple): Define
27009 (stmp-int-hdrs, stmp-fixinc, install-headers): Use include-fixed
27010 for fixed headers and limits.h.
27011 (install-include-dir, install-headers-tar, install-headers-cpio,
27012 install-headers-cp, real-install-headers-tar,
27013 real-install-headers-cpio, real-install-headers-cp): Handle
27014 include-fixed as well as include.
27015 (install-mkheaders): Don't install files that go only in include
27017 * cppdefault.c (cpp_include_defaults): Separate FIXED_INCLUDE_DIR
27018 from GCC_INCLUDE_DIR.
27019 * gcc.c (process_command): Remove special -BstageN/ handling.
27020 (do_spec_1): Add include-fixed directories.
27022 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
27024 * config/bfin/t-bfin-elf (LIB1ASMFUNCS): Add _umulsi3_highpart and
27026 * config/bfin/lib1funcs.asm (___umulsi3_highpart, ___smulsi3_highpart):
27028 * config/bfin/bfin.md (smulsi3_highpart, umulsi3_highpart): New
27031 2007-02-27 Mark Mitchell <mark@codesourcery.com>
27033 * c-common.c (get_priority): Add check for
27034 SUPPORTS_INIT_PRIORITY.
27036 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
27038 * config/bfin/bfin.md (doloop_end): FAIL if counter reg isn't SImode.
27040 * config/bfin/bfin.c: Include "cfglayout.h".
27041 (MAX_LSETUP_DISTANCE): New macro.
27042 (struct loop_info): New members incoming, incoming_src and
27043 incoming_dest. Delete member predecessor.
27044 (length_for_loop): New function.
27045 (bfin_optimize_loop): Handle more different loop structures.
27046 (bfin_discover_loop): Rework detection of predecessor blocks by
27047 examining incoming edges.
27048 (bfin_discover_loops, bfin_free_loops): New functions, broken out of
27050 (bfin_reorder_loops): New function.
27051 (bfin_reorg_loops): Use these three new functions.
27053 * config/bfin/bfin.h (enum reg_class, REG_CLASS_NAMES,
27054 REG_CLASS_CONTENTS): Add D0REGS through D7REGS.
27055 (CONSTRAINT_LEN): Add entry for 'q'.
27056 (REG_CLASS_FROM_CONSTRAINT): Renamed from REG_CLASS_FROM_LETTER.
27057 Add 'q' constraints.
27058 (REGNO_REG_CLASS): For R0 through R7, return corresponding regclass.
27059 (CLASS_LIKELY_SPILLED_P): True for R0, R1 and R2.
27061 * config/bfin/bfin.md (add_with_carry): New pattern.
27062 (s_or_u, su_optab, su_modifier): New code macros/attrs.
27063 (<su_optab>hisi_ll, <su_optab>hisi_lh, <su_optab>hisi_hl,
27064 <su_optab>hisi_hh): Renamed from mulhisi_xx patterns; macroized to
27065 support unsigned multiplies too. Removed incorrect commutativity from
27066 operand 1 constraint where appropriate.
27067 (usmulhisi_ull, usmulhisi_ulh, usmulhisi_uhl, usmulhisi_uhh): New
27069 (<su_optab>hisi_ll_lh, <su_optab>hisi_ll_hl, <su_optab>hisi_ll_hh,
27070 <su_optab>hisi_lh_hl, <su_optab>hisi_lh_hh, <su_optab>hisi_hl_hh):
27072 (usmulhisi_ll_lul, usmulhisi_ll_luh, usmulhisi_ll_hul,
27073 usmulhisi_ll_huh, usmulhisi_lh_lul, usmulhisi_lh_luh, usmulhisi_lh_hul,
27074 usmulhisi_lh_huh, usmulhisi_hl_lul, usmulhisi_hl_luh, usmulhisi_hl_hul,
27075 usmulhisi_hl_huh, usmulhisi_hh_lul, usmulhisi_hh_luh, usmulhisi_hh_hul,
27076 usmulhisi_hh_huh): New patterns.
27078 * config/bfin/bfin.md (ssashiftv2hi3, ssashifthi3, lshiftv2hi3,
27079 lshifthi3): Fix output template to use half reg for operand 2.
27081 * config/bfin/bfin.c (bfin_output_mi_thunk): Use R3 as scratch reg
27084 * config/bfin/bfin.md (rotl16, rotlsi3, rotrsi3): New patterns.
27086 2007-02-27 Andreas Schwab <schwab@suse.de>
27088 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-common.texi.
27090 2007-02-27 Jan Hubicka <jh@suse.cz>
27092 * predict.c (last_basic_block_p): Remove.
27093 (tree_estimate_probability): Update return heuristic for commonized
27096 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
27098 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-vers.texi dependency.
27100 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
27102 * doc/include/gcc-common.texi (versionsubtitle): New macro.
27103 * doc/cpp.texi: Standardize title page.
27104 * doc/cppinternals.texi: Likewise.
27105 * doc/gcc.texi: Standardize title page, remove version number
27106 from copyright page.
27107 * doc/gccint.texi: Likewise.
27108 * doc/install.texi: Standardize title page, add table of
27111 2007-02-26 Jan Hubicka <jh@suse.cz>
27113 * predict.def: Set outcomes according to more recent results.
27114 (PRED_LOOP_CONDITION, PRED_LOOP_PRECONDITIONING, PRED_LOOP_HEADER):
27115 Remove dead predictors.
27116 * predict.c (return_prediction): Fix pasto.
27118 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
27120 * loop-iv.c (simplify_using_initial_values): Fix oversight in previous
27121 change; avoid a memory leak when returning early.
27123 2007-02-26 Mark Mitchell <mark@codesourcery.com>
27125 * c-decl.c (static_ctors): Move to c-common.c.
27126 (static_dtors): Likewise.
27127 (finish_function): Use c_record_cdtor_fn.
27128 (build_cdtor): Move to c-common.c.
27129 (c_write_global_declarations): Use c_build_cdtor_fns.
27130 * c-common.h (static_ctors): Declare.
27131 (static_dtors): Likewise.
27132 (c_record_cdtor_fn): Likewise.
27133 (c_build_cdtor_fns): Likewise.
27134 * c-common.c (static_ctors): New variable.
27135 (static_dtors): Likewise.
27136 (c_record_cdtor_fn): New function.
27137 (build_cdtor): Move from c-decl.c
27138 (c_build_cdtor_fns): New function.
27140 * output.h (assemble_addr_to_section): Declare.
27141 (get_cdtor_priority_section): Likewise.
27142 * varasm.c (assemble_addr_to_section): New function.
27143 (get_cdtor_priority_section): Likewise.
27144 (default_named_section_asm_out_destructor): Use them.
27145 (destor_dtor_section_asm_out_destructor): Likewise.
27146 (default_named_section_asm_out_constructor): Likewise.
27147 (default_ctor_section_asm_out_constructor): Likewise.
27148 * config.gcc (*-*-vxworks*): Include vxworks.o.
27149 * config/t-vxworks (vxworks.o): New target.
27150 * config/vxworks.h (ALWAYS_NUMBER_CTORS_SECTIONS): Remove.
27151 (TARGET_ASM_CONSTRUCTOR): Define.
27152 (TARGET_ASM_DESTRUCTOR): Likewise.
27153 (vxworks_asm_out_constructor): Declare.
27154 (vxworks_asm_out_destructor): Likewise.
27156 * c-common.c (get_priority): Check that we have not just an
27157 INTEGER_CST, but an integer constant with integeral type.
27159 2007-02-25 Uros Bizjak <ubizjak@gmail.com>
27161 PR tree-optimization/30938
27162 * tree-vect-transform.c (vectorizable_call): Fix off-by-one error:
27163 use &dt[nargs-1] instead of &dt[nargs] in the call to
27164 vect_is_simple_use().
27166 2007-02-25 Ulrich Weigand <uweigand@de.ibm.com>
27168 * reload.c (find_reloads_address_1): Handle PLUS expressions resulting
27169 from register elimination as PRE_MODIFY / POST_MODIFY increments.
27170 Do not attempt to handle MEM inside auto-inc expressions.
27171 * reload1.c (eliminate_regs_1): Do not attempt to handle elimination
27172 of a register modified by an auto-inc expression. However, do handle
27173 elimination of a register used as PRE_MODIFY / POST_MODIFY increment.
27174 (elimination_effects): Prohibit elimination of a register modified
27175 by an auto-inc expression. Disable register elimination rules whose
27176 target register is modified by an auto-inc expression with variable
27179 2007-02-25 Zdenek Dvorak <dvorakz@suse.cz>
27181 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): Fix
27183 (array_at_struct_end_p): New function.
27184 (idx_infer_loop_bounds): Use it.
27185 (estimate_numbers_of_iterations_loop): Export.
27186 * predict.c (predict_loops): Use estimated_loop_iterations_int.
27187 Do not use PRED_LOOP_EXIT on exits predicted by # of iterations.
27188 (tree_estimate_probability): Call record_loop_exits.
27189 * tree-data-ref.c (get_number_of_iters_for_loop): Replaced by ...
27190 (estimated_loop_iterations, estimated_loop_iterations_int,
27191 estimated_loop_iterations_tree): New functions.
27192 (analyze_siv_subscript_cst_affine,
27193 compute_overlap_steps_for_affine_1_2,
27194 analyze_subscript_affine_affine): Use estimated_loop_iterations_int.
27195 (analyze_miv_subscript): Use estimated_loop_iterations_tree.
27196 * predict.def (PRED_LOOP_ITERATIONS): Update comment.
27197 (PRED_LOOP_ITERATIONS_GUESSED): New.
27198 * cfgloop.c (record_loop_exits): Do nothing if there are no loops.
27199 * cfgloop.h (estimate_numbers_of_iterations_loop,
27200 estimated_loop_iterations_int): Declare.
27202 2007-02-25 Mark Mitchell <mark@codesourcery.com>
27204 * doc/extend.texi: Document optional priority argument to
27205 constructors and destructors.
27206 * tree.c (init_priority_for_decl): Adjust GTY markers.
27207 (init_ttree): Use priority-info hash functions for
27208 init_priority_for_decl.
27209 (tree_map_eq): Rename to ...
27210 (tree_map_base_eq): ... this.
27211 (tree_map_marked_p): Rename to ...
27212 (tree_map_base_marked_p): ... this.
27213 (tree_map_base_hash): New function.
27214 (decl_init_priority_lookup): Rework.
27215 (decl_fini_priority_lookup): New function.
27216 (decl_priority_info): New function.
27217 (decl_init_priority_insert): Use it.
27218 (decl_fini_priority_insert): Likewise.
27219 (decl_restrict_base_lookup): Adjust for refactoring of tree_map
27221 (decl_restrict_base_insert): Likewise.
27222 (decl_debug_expr_insert): Likewise.
27223 (decl_value_expr_lookup): Likewise.
27224 (decl_value_expr_insert): Likewise.
27225 * tree.h (priority_type): New type.
27226 (decl_init_priority_lookup): Use priority_type.
27227 (decl_fini_priority_lookup): New function.
27228 (decl_init_priority_insert): Use priority_type.
27229 (decl_fini_priority_insert): New function.
27230 (DECL_HAS_INIT_PRIORITY): Tweak comments.
27231 (DECL_INIT_PRIORITY): Likewise.
27232 (SET_DECL_INIT_PRIORITY): Add comment.
27233 (DECL_FINI_PRIORITY): New macro.
27234 (SET_DECL_FINI_PRIORITY): Likewise.
27235 (DEFAULT_INIT_PRIORITY): Document.
27236 (MAX_INIT_PRIORITY): Likewise.
27237 (MAX_RESERVED_INIT_PRIORITY): Likewise.
27238 (tree_map_base): New type.
27239 (tree_map_base_eq): New function.
27240 (tree_map_base_hash): Likewise.
27241 (tree_map_base_marked_p): Likewise.
27242 (tree_map): Inherit from tree_map_base.
27243 (tree_map_eq): Make it a macro.
27244 (tree_map_marked_p): Likewise.
27245 (tree_int_map): Inherit from tree_map_base.
27246 (tree_int_map_eq): Make it a macro.
27247 (tree_int_map_hash): Likewise.
27248 (tree_int_map_marked_p): Likewise.
27249 (tree_priority_map): New type.
27250 (tree_priority_map_eq): New macro.
27251 (tree_priority_map_hash): Likewise.
27252 (tree_priority_map_marked_p): Likewise.
27253 * varasm.c (emults_decl): Adjust for refactoring of tree_map
27255 (emutls_common_1): Likewise.
27256 * lambda-code.c (replace_uses_equiv_to_x_with_y): Likewise.
27257 * tree-ssa-structalias.c (heapvar_lookup): Adjust for refactoring
27258 of tree_map hierarchy.
27259 * tree-cfg.c (move_stmt_r): Likewise.
27260 (new_label_mapper): Likewise.
27261 * c-tree.h (c_expand_body): Move to ...
27262 * c-common.h (c_expand_body): ... here.
27263 * c-decl.c (c_expand_body): Move to ...
27264 * c-common.c (c_expand_body): ... here.
27265 (c_common_attribute_table): Allow 1 argument for the constructor
27266 and destructor attributes.
27267 (get_priority): New function.
27268 (handle_constructor_attribute): Set DECL_INIT_PRIORITY.
27269 (handle_destructor_attribute): Set DECL_FINI_PRIORITY.
27271 2007-02-24 Jan Hubicka <jh@suse.cz>
27273 PR middle-end/30509
27274 * tree-inline.c (copy_bb): Produce exact copy of EH info when
27275 copying for inlining.
27277 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
27278 Jan Hubicka <jh@suse.cz>
27281 * cofnig/i386/i386.c (counter_mode): New function.
27282 (expand_set_or_movmem_via_loop): Use it.
27283 (expand_movmem_epilogue): Likewise; fix pasto.
27284 (ix86_expand_movmem): Do emit guard even for constant counts.
27285 (ix86_expand_setmem): Likewise.
27287 2007-02-25 Nick Clifton <nickc@redhat.com>
27289 * config/frv/frv.h (ASM_OUTPUT_CASE_LABEL): Delete.
27290 (JUMP_TABLES_IN_TEXT_SECTION): Define.
27292 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
27295 * config/i386/i386.md (expand_movmem_epilogue): Fix typo, mask
27296 count argument with 0x10, not with 0x16.
27297 (expand_setmem_epilogue): Ditto.
27299 2007-02-24 Mike Stump <mrs@apple.com>
27301 * config/i386/i386.c (output_pic_addr_const): Stubify optimized
27304 2007-02-24 Richard Guenther <rguenther@suse.de>
27306 PR middle-end/30951
27307 * fold-const.c (fold_binary): Fold x +- CST op x for
27308 EQ_EXPR and NE_EXPR.
27310 2007-02-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
27312 * pa.md (muldi3): Force subregs to registers in 64-bit expander.
27314 2007-02-24 Jan Hubicka <jh@suse.cz>
27316 * cgraphunit.c (decide_is_function_needed): Honor
27317 -fkeep-inline-functions.
27319 2007-02-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
27321 * builtins.c (fold_builtin_modf): New.
27322 (fold_builtin_2): Use it.
27324 2007-02-24 Bernd Schmidt <bernd.schmidt@analog.com>
27326 * loop-iv.c (implies_p): Detect additional cases where A implies B.
27327 (determine_max_iter): Take additional LOOP arg; all callers changed.
27328 Lose broken logic dealing with PLUS. Try to limit the upper bound by
27329 one using simplifications.
27330 (simplify_using_initial_values): Return if the expression becomes
27331 invalid due to altered regs.
27333 2007-02-23 DJ Delorie <dj@redhat.com>
27335 * doc/tm.h (BIGGEST_ALIGNMENT): Clarify the purpose of this macro.
27337 2007-02-23 Mike Stump <mrs@apple.com>
27339 * tlink.c (scan_linker_output): Parse linker messages from
27340 darwin9's linker better.
27342 2007-02-23 Steve Ellcey <sje@cup.hp.com>
27345 * varpool.c (varpool_assemble_pending_decls): Set
27346 varpool_last_needed_node to null.
27348 2007-02-23 DJ Delorie <dj@redhat.com>
27350 * config/i386/i386.c (ix86_data_alignment): Don't specify an
27351 alignment bigger than the object file can handle.
27353 2007-02-23 Uros Bizjak <ubizjak@gmail.com>
27356 * config/i386/i386.md (*movdi_1_rex64, zero_extendsidi2_32,
27357 zero_extendsidi2_rex64): Penalize MMX register<->memory moves.
27358 (*movsf_1): Penalize MMX moves.
27360 2007-02-23 Bernd Schmidt <bernd.schmidt@analog.com>
27362 * config/bfin/bfin.md (doloop_end): Fail for loops that can iterate
27363 2^32-1 or more times unless flag_unsafe_loop_optimizations.
27365 * loop-iv.c (determine_max_iter): Moved in front of its sole user.
27367 2007-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
27369 * builtins.c (fold_builtin_logb, fold_builtin_significand): New.
27370 (fold_builtin_1): Use them.
27371 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
27372 BUILT_IN_SIGNIFICAND.
27374 2007-02-23 H.J. Lu <hongjiu.lu@intel.com>
27376 * config/i386/i386.c (bdesc_1arg): Initialize
27377 IX86_BUILTIN_MOVSHDUP and IX86_BUILTIN_MOVSLDUP with
27378 "__builtin_ia32_movshdup" and "__builtin_ia32_movsldup".
27379 (ix86_init_mmx_sse_builtins): Remove IX86_BUILTIN_MOVSHDUP
27380 and IX86_BUILTIN_MOVSLDUP.
27382 2007-02-22 Paolo Bonzini <bonzini@gnu.org>
27384 PR rtl-optimization/30841
27385 * fwprop.c (propagate_rtx_1): Accept a VOIDmode replacement address.
27387 2007-02-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
27389 * builtins.c (fold_builtin_frexp): New.
27390 (fold_builtin_2): Use it.
27392 2007-02-22 Mark Mitchell <mark@codesourcery.com>
27394 * doc/invoke.texi (Spec Files): Document getenv spec function.
27396 * gcc.c (getenv_spec_function): New function.
27397 (static_spec_functions): Add it.
27398 * config/vxworks.h (VXWORKS_TARGET_DIR): Remove.
27399 (VXWORKS_ADDITIONAL_CPP_SPEC): Use getenv to find the VxWorks
27402 2007-02-22 Michael Matz <matz@suse.de
27405 * dwarf2out.c (add_AT_string): Call ggc_strdup once per string.
27406 (type_tag): Use lang_hooks.dwarf_name instead of DECL_NAME.
27408 2007-02-22 Ian Lance Taylor <iant@google.com>
27411 * dwarf2out.c (concatn_mem_loc_descriptor): New static function.
27412 (mem_loc_descriptor): Call it.
27414 2007-02-22 Zdenek Dvorak <dvorakz@suse.cz>
27415 Ira Rosen <irar@il.ibm.com>
27417 * tree-data-ref.c (ptr_ptr_may_alias_p): Take alias sets into account.
27419 2007-02-22 Ira Rosen <irar@il.ibm.com>
27421 PR tree-optimization/30843
27422 * tree-vect-transform.c (vect_transform_loop): Remove strided scalar
27423 stores only after all the group is vectorized.
27425 2007-02-22 Dorit Nuzman <dorit@il.ibm.com>
27427 PR tree-optimization/30858
27428 * tree-vectorizer.c (vect_is_simple_reduction): Check that the stmts
27429 in the reduction cycle have a single use in the loop.
27430 * tree-vectorizer.h (relevant): Add documentation.
27432 2007-02-20 Mike Stump <mrs@apple.com>
27434 * configure.ac (powerpc*-*-darwin*): #include <sys/cdefs.h>.
27435 * configure: Regenerate.
27437 2007-02-21 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
27439 Change the defaults of some parameters and options.
27440 * config/spu/spu-protos.h (spu_optimization_options): Declare.
27441 * config/spu/spu.c (spu_optimization_options): Add.
27442 (spu_override_options): Change params in spu_optimization_options.
27443 * config/spu/spu.h (OPTIMIZATION_OPTIONS): Define.
27445 Register 127 is only 16 byte aligned when used as a frame pointer.
27446 * config/spu/spu-protos.h (spu_init_expanders): Declare.
27447 * config/spu/spu.c (spu_expand_prologue): Set REGNO_POINTER_ALIGN for
27448 HARD_FRAME_POINTER_REGNUM.
27449 (spu_legitimate_address): Use regno_aligned_for_reload.
27450 (regno_aligned_for_load): HARD_FRAME_POINTER_REGNUM is only 16 byte
27451 aligned when frame_pointer_needed is true.
27452 (spu_init_expanders): New. Set alignment of HARD_FRAME_POINTER_REGNUM
27454 * config/spu/spu.h (INIT_EXPANDERS): Define.
27456 Make sure shift and rotate instructions have valid immediate operands.
27457 * config/spu/predicates.md (spu_shift_operand): Remove.
27458 * config/spu/spu.c (print_operand): Add [efghEFGH] modifiers.
27459 * config/spu/constraints.md (W, O): Extend range.
27460 * config/spu/spu.md (umask, nmask): Define.
27461 (ashl<mode>3, ashldi3, ashlti3_imm, shlqbybi_ti, shlqbi_ti, shlqby_ti,
27462 lshr<mode>3, rotm_<mode>, lshr<mode>3_imm, rotqmbybi_<mode>,
27463 rotqmbi_<mode>, rotqmby_<mode>, ashr<mode>3, rotma_<mode>,
27464 rotl<mode>3, rotlti3, rotqbybi_ti, rotqby_ti, rotqbi_ti): Use
27465 spu_nonmem_operand instead of spu_shift_operands. Use new modifiers.
27466 (lshr<mode>3_reg): Fix rtl description.
27468 Make sure mulhisi immediate operands are valid.
27469 * config/spu/predicates.md (imm_K_operand): Add.
27470 * config/spu/spu.md (mulhisi3_imm, umulhisi3_imm): Use imm_K_operand.
27472 Generate constants using fsmbi and andi.
27473 * config/spu/spu.c (enum immediate_class): Add IC_FSMBI2.
27474 (print_operand, spu_split_immediate, classify_immediate,
27475 fsmbi_const_p): Handle IC_FSMBI2.
27477 Correctly handle a CONST_VECTOR containing symbols.
27478 * config/spu/spu.c (print_operand): Handle HIGH correctly.
27479 (spu_split_immediate): Split CONST_VECTORs with -mlarge-mem.
27480 (immediate_load_p): Allow symbols that use 2 instructions to create.
27481 (classify_immediate, spu_builtin_splats): Don't accept a CONST_VECTOR
27482 with symbols when flag_pic is set.
27483 (const_vector_immediate_p): New.
27484 (logical_immediate_p, iohl_immediate_p, arith_immediate_p): Don't
27485 accept a CONST_VECTOR with symbols.
27486 (spu_legitimate_constant_p): Use const_vector_immediate_p. Don't
27487 accept a CONST_VECTOR with symbols when flag_pic is set. Handle HIGH
27489 * config/spu/spu.md (high, low): Delete.
27490 (low_<mode>): Define.
27492 Remove INTRmode and INTR_REGNUM, which didn't work.
27493 * config/spu/spu.c (spu_conditional_register_usage): Remove reference
27495 * config/spu/spu-builtins.md (spu_idisable, spu_ienable, set_intr,
27496 set_intr_pic, set_intr_cc, set_intr_cc_pic, set_intr_return, unnamed
27497 peephole2 pattern): Don't use INTR or 131.
27498 (movintrcc): Delete.
27499 * config/spu/spu.h (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS,
27500 CALL_USED_REGISTERS, REGISTER_NAMES, INTR_REGNUM): Remove INTR_REGNUM.
27501 * config/spu/spu.md (UNSPEC_IDISABLE, UNSPEC_IENABLE): Remove.
27502 (UNSPEC_SET_INTR): Add.
27503 * config/spu/spu-modes.def (INTR): Remove.
27505 More accurate warnings about run-time relocations.
27506 * config/spu/spu.c (reloc_diagnostic): Test in_section.
27508 Correctly warn about immediate arguments to specific intrinsics.
27509 * config/spu/spu.c (spu_check_builtin_parm): Handle CONST_VECTORs.
27510 (spu_expand_builtin_1): Call spu_check_builtin_parm before checking
27511 the instruction predicate.
27513 Fix tree check errors with latest update.
27514 * config/spu/spu.c (expand_builtin_args, spu_expand_builtin_1): Use
27516 (spu_expand_builtin): Use CALL_EXPR_FN.
27518 Add missing specific intrinsics.
27519 * config/spu/spu-builtins.def: Add si_bisled, si_bisledd and
27521 * config/spu/spu_internals.h: Ditto.
27523 Fix incorrect operand modifiers.
27524 * config/spu/spu-builtins.md (spu_mpy, spu_mpyu): Remove use of %H.
27525 * config/spu/spu.md (xor<mode>3): Change %S to %J.
27527 Optimize one case of zero_extend of a vec_select.
27528 * config/spu/spu.md (_vec_extractv8hi_ze): Add.
27530 Accept any immediate for hbr.
27531 * config/spu/spu.md (hbr): Change s constraints to i.
27533 2007-02-21 Paul Brook <paul@codesourcery.com>
27535 * config/arm/arm.c (thumb2_final_prescan_insn): Don't incrememnt
27536 condexec_count when skipping USE and CLOBBER.
27538 2007-02-21 Nick Clifton <nickc@redhat.com>
27540 * common.opt (Warray-bounds): Add Warning attribute.
27541 (Wstrict-overflow, Wstrict-overflow=, Wcoverage-mismatch):
27543 (fsized-zeroes): Add Optimization attribute.
27544 (fsplit-wide-types, ftree-scev-cprop): Likewise.
27545 * c.opt (Wc++0x-compat): Add Warning attribute.
27547 2007-02-21 Ulrich Weigand <uweigand@de.ibm.com>
27549 PR middle-end/30761
27550 * reload1.c (eliminate_regs_in_insn): In the single_set special
27551 case, attempt to re-recognize the insn before falling back to
27552 having reload fix it up.
27554 2007-02-20 Eric Christopher <echristo@gmail.com>
27556 * config/frv/frv.c (frv_read_argument): Take a tree and int argument.
27557 Rewrite accordingly.
27558 (frv_read_iacc_argument): Ditto.
27559 (frv_expand_set_builtin): Take a call instead of arglist, update for
27561 (frv_expand_unop_builtin): Ditto.
27562 (frv_expand_binop_builtin): Ditto.
27563 (frv_expand_cut_builtin): Ditto.
27564 (frv_expand_binopimm_builtin): Ditto.
27565 (frv_expand_voidbinop_builtin): Ditto.
27566 (frv_expand_int_void2arg): Ditto.
27567 (frv_expand_prefetches): Ditto.
27568 (frv_expand_voidtriop_builtin): Ditto.
27569 (frv_expand_voidaccop_builtin): Ditto.
27570 (frv_expand_load_builtin): Ditto.
27571 (frv_expand_store_builtin): Ditto.
27572 (frv_expand_mdpackh_builtin): Ditto.
27573 (frv_expand_mclracc_builtin): Ditto.
27574 (frv_expand_mrdacc_builtin): Ditto.
27575 (frv_expand_mwtacc_builtin): Ditto.
27576 (frv_expand_builtin): Remove usage of CALL_EXPR_ARGS, update
27579 2007-02-20 Janis Johnson <janis187@us.ibm.com>
27581 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcmpb and -mdfp.
27582 * configure.ac (HAVE_GAS_CMPB): Check for assembler support of the
27584 (HAVE_GAS_DFP): Check for assembler support of decimal floating
27585 point instructions.
27586 * configure: Regenerate.
27587 * config.in: Regenerate.
27588 * config/rs6000/rs6000.opt (mcmpb, mdfp): New.
27589 * config/rs6000/rs6000.c (rs6000_override_options): Add CMPB and DFP
27590 masks to power6 and power6x and to POWERPC_MASKS.
27591 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
27593 * config/rs6000/rs6000.h: Check assembler support for CMPB and DFP.
27594 * config/rs6000/sysv4.opt (mprototype): Use variable, not mask.
27595 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
27596 Access PROTOTYPE as variable, not mask.
27598 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
27600 * rtl.h (remove_reg_equal_equiv_notes): New prototype.
27601 * rtlanal.c (remove_reg_equal_equiv_notes): New function.
27602 * combine.c (adjust_for_new_dest): Use it.
27603 * postreload.c (reload_combine): Likewise.
27605 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
27607 * rtlanal.c (find_reg_equal_equiv_note): Do not find REG_EQ*
27608 notes on an insn with multiple sets, even if single_set returns
27609 non-NULL for that insn.
27611 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
27613 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle scalb,
27614 scalbn and scalbln.
27616 2007-02-20 Geoffrey Keating <geoffk@apple.com>
27618 * config/darwin.h (LINK_SPEC): Default -mmacosx-version-min only
27619 if user didn't pass it.
27620 * config/i386/darwin.h (CC1_SPEC): Likewise.
27621 * config/rs6000/darwin.h (CC1_SPEC): Likewise.
27622 (DARWIN_MINVERSION_SPEC): Don't depend on user's setting of
27623 -mmacosx-version-min.
27625 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
27626 Uros Bizjak <ubizjak@gmail.com>
27628 * optabs.h (enum optab_index): Add new OTI_scalb.
27629 (scalb_optab): Define corresponding macro.
27630 * optabs.c (init_optabs): Initialize scalb_optab.
27631 * genopinit.c (optabs): Implement scalb_optab using scalb?f3
27633 * builtins.c (expand_builtin_mathfn_2, expand_builtin): Handle
27634 BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L} and BUILT_IN_SCALBLN{,F,L}.
27635 (expand_builtin): Expand BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L}
27636 and BUILT_IN_SCALBLN{,F,L} using expand_builtin_mathfn_2 if
27637 flag_unsafe_math_optimizations is set.
27639 * config/i386/i386.md (scalbxf3, scalb<mode>3): New expanders
27640 to implement scalbf, scalb and scalbl built-ins as inline x87
27643 2007-02-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
27644 DJ Delorie <dj@redhat.com>
27647 * diagnostic.c (diagnostic_count_diagnostic): Move -Werror logic to...
27648 (diagnostic_report_diagnostic): ... here, and turn them into real
27649 errors. If warnings are inhibited, no need to do anything.
27651 2007-02-20 Uros Bizjak <ubizjak@gmail.com>
27653 * config/i386/i386.md (expm1xf2): Reorder insn sequence for
27654 better code generation.
27656 2007-02-20 Ben Elliston <bje@au.ibm.com>
27658 * config/m68hc11/m68hc11.h (OVERRIDE_OPTIONS): Remove extra ;.
27660 2007-02-20 Kazu Hirata <kazu@codesourcery.com>
27662 * config/alpha/alpha.c, config/alpha/alpha.md,
27663 config/alpha/lib1funcs.asm, config/alpha/vms-crt0-64.c,
27664 config/alpha/vms-psxcrt0-64.c, config/arc/arc.c,
27665 config/arc/arc.h, config/arm/arm.c, config/arm/arm.md,
27666 config/arm/lib1funcs.asm: Follow spelling conventions.
27668 * config/c4x/c4x.md, config/cris/cris.c, config/crx/crx.c,
27669 config/fr30/fr30.md, config/i386/i386.h,
27670 config/iq2000/iq2000.h, config/iq2000/predicates.md,
27671 config/pa/milli64.S, config/pa/pa.c, config/pa/pa.h,
27672 config/pa/pa.md, config/pa/pa32-regs.h, config/pa/pa64-regs.h,
27673 config/pdp11/pdp11.c, config/pdp11/pdp11.h,
27674 config/rs6000/altivec.md, config/rs6000/rs6000.c,
27675 config/s390/s390-modes.def, config/sparc/netbsd-elf.h,
27676 config/sparc/sparc.c, config/sparc/sparc.h,
27677 config/sparc/sparc.md, config/spu/constraints.md,
27678 config/spu/spu.c, config/stormy16/stormy16.md: Follow spelling
27681 2007-02-20 Alan Modra <amodra@bigpond.net.au>
27684 * varasm.c (use_blocks_for_decl_p): Return false for decls with
27687 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
27689 * doc/invoke.texi (-ftree-lrs): Remove.
27691 2007-02-19 Diego Novillo <dnovillo@redhat.com>
27693 * tree-ssa-pre.c (create_value_expr_from): Initialize POOL to
27696 2007-02-19 Lee Millward <lee.millward@codesourcery.com>
27698 * config/ia64/ia64.c (ia64_expand_builtin): Use the
27699 new CALL_EXPR_FN macro for retrieving the function
27700 declaration of the input expression.
27702 2007-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
27704 * c.opt (Waddress): New.
27705 * common.opt (Walways-true): Delete.
27706 (Wstring-literal-comparison): Delete.
27707 * doc/invoke.texi (Warning Options): Delete -Walways-true and
27708 -Wstring-literal-comparison. Add -Waddress.
27710 (Walways-true): Delete.
27711 (Wstring-literal-comparison): Delete.
27712 * doc/extend.texi (#pragma GCC diagnostic): Use -Wformat
27713 consistently instead of -Walways-true in example.
27714 * c-opts.c (c_common_handle_option): -Waddress is enabled by -Wall.
27715 * c-typeck.c (parser_build_binary_op): Replace
27716 -Wstring-literal-comparison and -Walways-true with -Waddress.
27717 * c-common.c (c_common_truthvalue_conversion): Replace -Walways-true
27720 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
27722 * tree-cfg.c (dump_function_to_file): Be prepared for functions
27723 without DECL_STRUCT_FUNCTION initialized.
27725 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
27727 * gimplify.c (gimplify_init_ctor_preeval_1): Detect potential overlap
27728 due to calls to functions taking pointers as parameters.
27730 2007-02-19 Richard Henderson <rth@redhat.com>
27733 * var-tracking.c (track_expr_p): Disallow AGGREGATE_TYPE_P
27736 2007-02-19 Andreas Krebbel <krebbel1@de.ibm.com>
27738 * config/s390/s390.c (s390_call_saved_register_used,
27739 s390_function_ok_for_sibcall): Adjust the way CALL_EXPR arguments are
27740 accessed to the new scheme.
27742 2007-02-19 Jan-Benedict Glaw <jbglaw@lug-owl.de>
27744 * config/cris/cris.c (cris_movem_load_rest_p, cris_store_multiple_op_p)
27745 (cris_print_index, cris_print_operand, cris_print_operand_address)
27746 (cris_reload_address_legitimized, cris_rtx_costs, cris_address_cost)
27747 (cris_side_effect_mode_ok, cris_valid_pic_const, cris_split_movdx)
27748 (cris_expand_pic_call_address): Use xxx_P predicate macros instead of
27749 GET_CODE () == xxx.
27750 * config/cris/cris.h (SECONDARY_RELOAD_CLASS, EXTRA_CONSTRAINT_Q,
27751 EXTRA_CONSTRAINT_T, BDAP_INDEX_P, BIAP_INDEX_P, SIMPLE_ADDRESS_P,
27752 GO_IF_LEGITIMATE_ADDRESS): Ditto.
27753 * config/cris/cris.md (define_insns: *btst, movdi, *mov_side<mode>)
27754 (*mov_sidesisf, *mov_side<mode>_mem, *mov_sidesisf_mem)
27755 (*clear_side<mode>, movsi, *movsi_internal, *ext_sideqihi)
27756 (*ext_side<mode>si, *op_side<mode>, *op_swap_side<mode>, addsi3)
27757 (*extopqihi_side, *extop<mode>si_side, *extopqihi_swap_side)
27758 (*extop<mode>si_swap_side, addi_mul, *addi,andsi3, andhi3, ashl<mode>3)
27759 (uminsi3, call, call_value): Ditto.
27760 (define_split: indir_to_reg_split, unnamed): Ditto.
27762 2007-02-19 Dorit Nuzman <dorit@il.ibm.com>
27764 PR tree-optimization/30975
27765 * tree-vect-trasnform.c (vect_get_vec_def_for_stmt_copy): Remove
27768 2007-02-18 Eric Christopher <echristo@gmail.com>
27770 * mips.c (mips_prepare_builtin_arg): Add argnum parameter.
27771 Remove use of arglist.
27772 (mips_expand_builtin): Remove use of arglist, pass in expr.
27773 (mips_expand_builtin_direct): Rewrite handling for arglist removal.
27774 (mips_expand_builtin_movtf): Ditto.
27775 (mips_expand_builtin_compare): Ditto.
27777 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
27779 * tree-sra.c (sra_build_assignment): Replace assertion
27780 checking with a comment explaining why it can't be done.
27782 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
27784 PR middle-end/30833
27785 * tree-dump.c (dequeue_and_dump): Add tcc_vl_exp case missed
27786 during CALL_EXPR representation conversion.
27787 * tree-ssa-propagate.c (set_rhs): Likewise.
27789 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
27791 * tree-sra.c (sra_build_assignment): Disable assertion checking
27794 2007-02-18 Roger Sayle <roger@eyesopen.com>
27796 * function.c (gimplify_parameters): Call build_gimple_modify_stmt
27797 instead of calling build2 with a GIMPLE_MODIFY_STMT.
27798 * gimple-low.c (lower_function_body, lower_builtin_setjmp):
27800 * gimplify.c (build_stack_save_restore, gimplify_return_expr,
27801 gimplify_decl_expr, gimplify_self_mod_expr, gimplify_cond_expr,
27802 gimplify_init_ctor_eval_range, gimple_push_cleanup,
27803 gimplify_omp_for, gimplify_omp_atomic_pipeline,
27804 gimplify_omp_atomic_mutex, gimplify_expr, gimplify_one_sizepos,
27805 force_gimple_operand): Likewise.
27806 * ipa-cp.c (constant_val_insert): Likewise.
27807 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression,
27808 lambda_loopnest_to_gcc_loopnest, replace_uses_equiv_to_x_with_y,
27809 perfect_nestify): Likewise.
27810 * langhooks.c (lhd_omp_assignment): Likewise.
27811 * omp-low.c (lower_rec_input_clauses, lower_reduction_clauses,
27812 lower_copyprivate_clauses, lower_send_clauses,
27813 lower_send_shared_vars, expand_parallel_call,
27814 expand_omp_for_generic, expand_omp_for_static_nochunk,
27815 expand_omp_for_static_chunk, expand_omp_sections,
27816 lower_omp_single_copy, lower_omp_for_lastprivate,
27817 lower_omp_parallel, init_tmp_var, save_tmp_var): Likewise.
27818 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
27819 tree_mod_subtract, tree_ic, tree_stringop_fixed_value):
27822 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
27824 * config/sh/divtab.c, config/sh/sh.c, config/sh/sh.h,
27825 config/sh/sh.md: Follow spelling conventions.
27827 * config/frv/frv.c, config/frv/frv.h, config/frv/frv.md,
27828 config/frv/predicates.md: Follow spelling conventions.
27830 * config/m68k/linux-unwind.h: Fix a comment typo.
27831 * target.h: Follow spelling conventions.
27833 2007-02-18 Roger Sayle <roger@eyesopen.com>
27835 PR rtl-optimization/28173
27836 * simplify-rtx.c (simplify_binary_operation_1) <IOR>: Optimize
27837 (X & C1) | C2 as C2 when (C1 & C2) == C1 and X has no side-effects.
27838 Optimize (X & C1) | C2 as X | C2 when (C1 | C2) == ~0.
27839 Canonicalize (X & C1) | C2 as (X & (C1 & ~C2)) | C2.
27840 <AND>: Canonicalize (X | C1) & C2 as (X & C2) | (C1 & C2).
27842 2007-02-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
27844 * builtins.c (fold_builtin_load_exponent): New.
27845 (fold_builtin_2): Use it.
27847 2007-02-18 Steven Bosscher <steven@gcc.gnu.org>
27849 PR rtl-optimization/30773
27850 * local-alloc.c (update_equiv_regs): Do not set reg_equiv_init
27851 if we fail to attach a REG_EQUIV note.
27853 2007-02-18 David Edelsohn <edelsohn@gnu.org>
27854 Roger Sayle <roger@eyesopen.com>
27856 * config/rs6000/rs6000.md (bswapsi2): New define_insn and splitter.
27858 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
27860 * calls.c (initialize_argument_information): Pass original EXP
27861 and STRUCT_VALUE_ADDR_VALUE instead of a list of arguments. Move
27862 code to split complex arguments here, as part of initializing the
27864 (expand_call): Remove code that builds a list of arguments and
27865 inserts implicit arguments into it. Instead, just count how many
27866 implicit arguments there will be so we can determine the size of
27867 the ARGS array, and let initialize_argument_information do the work.
27868 (split_complex_values): Delete unused function.
27870 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
27872 * tree-eh.c (tree_could_trap_p): Handle VIEW_CONVERT_EXPR.
27874 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
27876 * calls.c (mem_overlaps_already_clobbered_arg_p): Return true
27877 for arg pointer based indexed addressing.
27879 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
27881 * config/ia64/ia64.h, config/ia64/ia64.md,
27882 config/ia64/predicates.md, config/ia64/sysv4.h: Follow
27883 spelling conventions.
27885 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
27887 * config/m68k/m68k.c (split_di): New.
27888 * config/m68k/m68k-protos.h: Declare split_di.
27889 * config/m68k/m68k.md (extendsidi2*,ashldi3*,ashrdi3*,lshrdi3*):
27890 Improve predicate handling and split constant shifts.
27892 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
27894 * config/m68k/m68k.md (extv,extzv,insv): disable dynamic
27895 parameter for register bitfield operations, general predicates
27898 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
27900 * config/m68k/linux.h (MD_UNWIND_SUPPORT): Define.
27901 * config/m68k/linux-unwind.h: New file.
27903 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
27905 * cfgloop.c, config/alpha/alpha.c, config/bfin/bfin.c,
27906 config/i386/athlon.md, config/ia64/ia64.md,
27907 config/rs6000/rs6000.c, config/s390/s390.c, config/spu/spu.md,
27908 df-problems.c, df.h, fold-const.c, ipa-cp.c, ipa-inline.c,
27909 ipa-prop.h, see.c, struct-equiv.c, tree-inline.c,
27910 tree-ssa-loop-niter.c, tree-vect-analyze.c,
27911 tree-vect-transform.c: Fix comment typos.
27913 2007-02-17 Kazu Hirata <kazu@codesourcery.com>
27915 * sched-deps.c (find_insn_list): Remove.
27916 * sched-int.h: Remove the prototype for find_insn_list.
27918 2007-02-16 Geoffrey Keating <geoffk@apple.com>
27920 * config/darwin.h (LINK_SPEC): Always pass -macosx_version_min
27922 (DARWIN_EXTRA_SPECS): Add %(darwin_minversion).
27923 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Just call
27924 darwin_rs6000_override_options.
27925 (C_COMMON_OVERRIDE_OPTIONS): Expect
27926 darwin_macosx_version_min to be non-NULL always.
27927 (TARGET_C99_FUNCTIONS): Likewise.
27928 (CC1_SPEC): Always pass -mmacosx-version-min to cc1*.
27929 (DARWIN_MINVERSION_SPEC): New.
27930 * config/rs6000/rs6000.c (darwin_rs6000_override_options): New.
27931 * config/i386/darwin.h (CC1_SPEC): Always pass -mmacosx-version-min
27933 (DARWIN_MINVERSION_SPEC): New.
27934 * config/darwin.opt (mmacosx-version-min): Initialize to non-NULL
27936 * config/darwin-c.c (darwin_cpp_builtins): Expect
27937 darwin_macosx_version_min to be non-NULL always.
27939 * config/rs6000/rs6000.c: Clean up trailing whitespace.
27941 2007-02-16 Uros Bizjak <ubizjak@gmail.com>
27943 * config/i386/i386.h (x86_use_xchgb): New.
27944 (TARGET_USE_XCHGB): New macro.
27945 * config/i386/i386.c (x86_use_xchgb): Set for PENT4.
27946 * config/i386/i386.md (*rotlhi3_1 splitter, *rotrhi3_1 splitter):
27947 Split after reload into bswaphi for shifts of 8.
27948 (bswaphi_lowpart): Generate rolw insn for HImode byte swaps.
27949 (*bswaphi_lowpart_1): Generate xchgb for Q registers for TARGET_XCHGB
27950 or when optimizing for size.
27952 2007-02-16 Richard Guenther <rguenther@suse.de>
27953 Christian Bruel <christian.bruel@st.com>
27955 * fold-const.c (tree_swap_operands_p): Treat SSA_NAMEs like
27956 DECLs but prefer SSA_NAMEs over DECLs.
27958 2007-02-16 Richard Guenther <rguenther@suse.de>
27960 * tree-flow-inline.h (single_imm_use_p): Remove.
27961 (zero_imm_uses_p): Likewise.
27962 * tree-ssa-coalesce.c (create_outofssa_var_map): Use has_single_use
27963 instead of single_imm_use_p.
27964 * tree-cfg.c (replace_uses_by): Use has_zero_use instead of
27967 2007-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
27970 * Makefile.in (SYSTEM_HEADER_DIR): Use single quotes to avoid
27971 nested double- and backquotes.
27973 2007-02-15 Roger Sayle <roger@eyesopen.com>
27975 PR middle-end/30391
27976 * tree.c (expr_align): Handle MODIFY_EXPR. GIMPLE_MODIFY_STMT
27977 should be unreachable.
27978 (build2_stat): Allow construction of MODIFY_EXPR at any time.
27979 For the time being redirect GIMPLE_MODIFY_STMT to the new
27980 (renamed) build_gimple_modify_stmt_stat.
27981 (build2_gimple_stat): Rename to...
27982 (build_gimple_modify_stmt_stat): Now longer take a CODE argument.
27983 Always build a GIMPLE_MODIFY_STMT node.
27984 * tree.h (build2_gimple, build2_gimple_stat): Delete.
27985 (build_gimple_modify_stmt, build_gimple_modify_stmt_stat): New
27988 * tree-cfg.c (factor_computed_gotos, tree_merge_blocks,
27989 gimplify_val): Use build_gimple_modify_stmt instead of build2_gimple.
27990 * tree-complex.c (set_component_ssa_name, expand_complex_move,
27991 expand_complex_div_wide): Likewise.
27992 * tree-ssa-dom.c (record_equivalences_from_stmt): Likewise.
27993 * tree-ssa-loop-im.c (schedule_sm): Likewise.
27994 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Likewise.
27995 * tree-ssa-loop-manip.c (create_iv): Likewise.
27996 * tree-ssa-phiopt.c (conditional_replacement, minmax_replacement,
27997 abs_replacement): Likewise.
27998 * tree-ssa-pre.c (create_expression_by_pieces, poolify_modify_stmt,
27999 realify_fake_stores): Likewise.
28001 * builtins.c (std_expand_builtin_va_start): Build a MODIFY_EXPR
28002 node rather than a GIMPLE_MODIFY_STMT node.
28003 (std_gimpify_va_arg_expr, expand_builtin_va_copy,
28004 fold_builtin_memset, fold_builtin_memory_op, do_mpfr_sincos):
28006 (integer_valued_real_p): Handle MODIFY_EXPR, not GIMPLE_MODIFY_STMT.
28007 * expr.c (expand_expr_real_1): Handle both MODIFY_EXPR and
28008 GIMPLE_MODIFY_STMT.
28010 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
28012 PR middle-end/30433
28013 * fold-const.c (fold_comparison): Add back the
28014 folding of constant complex comparisions.
28016 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
28018 PR middle-end/30729
28019 * stmt.c (warn_if_unused_value): VA_ARG_EXPR has side
28020 effects unknown to this function, return early.
28022 2007-02-15 Ian Lance Taylor <iant@google.com>
28024 * lower-subreg.c (move_eh_region_note): New static function.
28025 (resolve_simple_move): Call it.
28026 (decompose_multiword_subregs): Track blocks for which we resolve a
28027 simple move which is also a control flow insn. Pass them to
28028 find_many_sub_basic_blocks.
28029 (pass_lower_subreg): Add TODO_verify_flow.
28030 (pass_lower_subreg2): Likewise.
28032 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
28033 Brooks Moses <brooks.moses@codesourcery.com>
28034 Lee Millward <lee.millward@codesourcery.com>
28036 * tree.h (enum tree_code_class): Add tcc_vl_exp.
28037 (VL_EXP_CLASS_P): New.
28038 (TREE_OPERAND_CHECK): Use TREE_OPERAND_LENGTH instead of
28040 (TREE_OPERAND_CHECK_CODE): Likewise.
28041 (GIMPLE_STMT_OPERAND_CHECK): Likewise.
28042 (TREE_RTL_OPERAND_CHECK): Likewise.
28043 (tree_operand_check_failed): Make second parameter the whole tree
28044 instead of its code. Fixed callers.
28045 (VL_EXP_CHECK): New.
28046 (TREE_OPERAND_LENGTH): New.
28047 (VL_EXP_OPERAND_LENGTH): New.
28048 (CALL_EXPR_FN): New.
28049 (CALL_EXPR_STATIC_CHAIN): New.
28050 (CALL_EXPR_ARGS): New.
28051 (CALL_EXPR_ARG): New.
28052 (call_expr_nargs): New.
28053 (CALL_EXPR_ARGP): New.
28054 (build_nt_call_list): Declare.
28055 (build_vl_exp_stat): Declare.
28056 (build_vl_exp): New.
28057 (build_call_list): Declare.
28058 (build_call_nary): Declare.
28059 (build_call_valist): Declare.
28060 (build_call_array): Declare.
28061 (call_expr_arg): Declare.
28062 (call_expr_argp): Declare.
28063 (call_expr_arglist): Declare.
28064 (fold_build_call_list): Declare.
28065 (fold_build_call_list_initializer): Declare.
28066 (fold_call_expr): Declare to replace fold_builtin.
28067 (fold_builtin_fputs): Update to agree with modified definition.
28068 (fold_builtin_strcpy): Likewise.
28069 (fold_builtin_strncpy): Likewise.
28070 (fold_builtin_memory_chk): Likewise.
28071 (fold_builtin_stxcpy_chk): Likewise.
28072 (fold_builtin_strncpy_chk): Likewise.
28073 (fold_builtin_next_arg): Likewise.
28074 (fold_build_call_expr): Declare.
28075 (fold_builtin_call_list): Declare.
28076 (fold_builtin_call_valist): Declare.
28077 (build_call_expr): Declare.
28078 (validate_arglist): Update to agree with modified definition.
28079 (tree_operand_length): New.
28080 (call_expr_arg_iterator): New.
28081 (init_call_expr_arg_iterator): New.
28082 (next_call_expr_arg): New.
28083 (first_call_expr_arg): New.
28084 (more_call_expr_args_p): New.
28085 (FOR_EACH_CALL_EXPR_ARG): New.
28087 * tree.c (tree_code_class_string): Add entries for tcc_vl_exp
28088 and tcc_gimple_stmt.
28089 (tree_code_size): Update documentation. Use sizeof (tree) rather
28090 than sizeof (char *).
28091 (tree_size): Likewise. Add case for tcc_vl_exp.
28092 (tree_node_structure): Add case for tcc_vl_exp.
28093 (contains_placeholder_p): Likewise.
28094 (substitute_in_expr): Likewise.
28095 (substitute_placeholder_in_expr): Likewise.
28096 (stabilize_reference_1): Likewise.
28097 (build3_stat): Remove logic for CALL_EXPRs. Replace with assertion
28098 to diagnose breakage of this interface for constructing CALL_EXPRs.
28099 (build_nt): Add similar assertion here.
28100 (build_nt_call_list): New.
28101 (simple_cst_equal) <CALL_EXPR>: Rewrite to use new accessors.
28102 (iterative_hash_expr): Use TREE_OPERAND_LENGTH instead of
28104 (get_callee_fndecl): Use new CALL_EXPR accessors.
28105 (tree_operand_check_failed): Change parameters to pass entire node
28106 instead of its code, so that we can call TREE_OPERAND_LENGTH on it.
28107 (process_call_operands): New.
28108 (build_vl_exp_stat): New.
28109 (build_call_list): New.
28110 (build_call_nary): New.
28111 (build_call_valist): New.
28112 (build_call_array): New.
28113 (walk_tree): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
28114 (call_expr_arglist): New.
28116 * tree.def (CALL_EXPR): Change representation of CALL_EXPRs to use
28117 tcc_vl_exp instead of a fixed-size tcc_expression.
28119 * doc/c-tree.texi (CALL_EXPR): Document new representation and
28120 accessors for CALL_EXPRs.
28121 (AGGR_INIT_EXPR): Likewise.
28123 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
28124 Brooks Moses <brooks.moses@codesourcery.com>
28125 Lee Millward <lee.millward@codesourcery.com>
28127 * builtins.c (c_strlen): Return NULL_TREE instead of 0.
28128 (expand_builtin_nonlocal_goto): Change parameter to be entire
28129 CALL_EXPR instead of an arglist. Use new CALL_EXPR accessors.
28130 (expand_builtin_prefetch): Likewise.
28131 (expand_builtin_classify_type): Likewise.
28132 (mathfn_built_in): Return NULL_TREE instead of 0.
28133 (expand_errno_check): Use new CALL_EXPR accessors.
28134 (expand_builtin_mathfn): Use new CALL_EXPR accessors and constructors.
28135 Return NULL_RTX instead of 0.
28136 (expand_builtin_mathfn_2): Likewise.
28137 (expand_builtin_mathfn_3): Likewise.
28138 (expand_builtin_interclass_mathfn): Likewise.
28139 (expand_builtin_sincos): Likewise.
28140 (expand_builtin_cexpi): Likewise.
28141 (expand_builtin_int_roundingfn): Likewise.
28142 (expand_builtin_int_roundingfn_2): Likewise.
28143 (expand_builtin_pow): Likewise.
28144 (expand_builtin_powi): Likewise.
28145 (expand_builtin_strlen): Pass entire CALL_EXPR as parameter instead
28146 of arglist, fixing callers appropriately. Use new CALL_EXPR
28147 accessors and constructors. Return NULL_RTX instead of 0.
28148 (expand_builtin_strstr): Likewise.
28149 (expand_builtin_strchr): Likewise.
28150 (expand_builtin_strrchr): Likewise.
28151 (expand_builtin_strpbrk): Likewise.
28152 (expand_builtin_memcpy): Likewise.
28153 (expand_builtin_mempcpy): Likewise.
28154 (expand_builtin_mempcpy_args): New.
28155 (expand_builtin_memmove): Similarly to expand_builtin_mempcpy.
28156 (expand_builtin_memmove_args): New.
28157 (expand_builtin_bcopy): Similarly to expand_builtin_mempcpy.
28158 (expand_movstr): Likewise.
28159 (expand_builtin_strcpy): Likewise.
28160 (expand_builtin_strcpy_args): New.
28161 (expand_builtin_stpcpy): Similarly to expand_builtin_strcpy.
28162 (expand_builtin_strncpy): Likewise.
28163 (expand_builtin_memset): Likewise.
28164 (expand_builtin_memset_args): New.
28165 (expand_builtin_bzero): Similarly to expand_builtin_memset.
28166 (expand_builtin_memcmp): Likewise.
28167 (expand_builtin_strcmp): Likewise.
28168 (expand_builtin_strncmp): Likewise.
28169 (expand_builtin_strcat): Likewise.
28170 (expand_builtin_strncat): Likewise.
28171 (expand_builtin_strspn): Likewise.
28172 (expand_builtin_strcspn): Likewise.
28173 (expand_builtin_args_info): Likewise.
28174 (expand_builtin_va_start): Likewise.
28175 (gimplify_va_arg_expr): Likewise.
28176 (expand_builtin_va_end): Likewise.
28177 (expand_builtin_va_copy): Likewise.
28178 (expand_builtin_frame_address): Likewise.
28179 (expand_builtin_alloca): Likewise.
28180 (expand_builtin_bswap): Likewise.
28181 (expand_builtin_unop): Likewise.
28182 (expand_builtin_fputs): Likewise.
28183 (expand_builtin_expect): Likewise.
28184 (expand_builtin_fabs): Likewise.
28185 (expand_builtin_copysign): Likewise.
28186 (expand_builtin_printf): Likewise.
28187 (expand_builtin_fprintf): Likewise.
28188 (expand_builtin_sprintf): Likewise.
28189 (expand_builtin_init_trampoline): Likewise.
28190 (expand_builtin_signbit): Likewise.
28191 (expand_builtin_fork_or_exec): Likewise.
28192 (expand_builtin_sync_operation): Likewise.
28193 (expand_builtin_compare_and_swap): Likewise.
28194 (expand_builtin_lock_test_and_set): Likewise.
28195 (expand_builtin_lock_release): Likewise.
28196 (expand_builtin): Likewise.
28197 (builtin_mathfn_code): Likewise.
28199 (fold_builtin_constant_p): Pass call arguments individually instead
28200 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
28201 accessors and constructors. Return NULL_TREE instead of 0.
28202 (fold_builtin_expect): Likewise.
28203 (fold_builtin_classify_type): Likewise.
28204 (fold_builtin_strlen): Likewise.
28205 (fold_builtin_nan): Likewise.
28206 (integer_valued_real_p): Likewise.
28207 (fold_trunc_transparent_mathfn): Likewise.
28208 (fold_fixed_mathfn): Likewise.
28209 (fold_builtin_cabs): Likewise.
28210 (fold_builtin_sqrt): Likewise.
28211 (fold_builtin_cbrt): Likewise.
28212 (fold_builtin_cos): Likewise.
28213 (fold_builtin_cosh): Likewise.
28214 (fold_builtin_tan): Likewise.
28215 (fold_builtin_sincos): Likewise.
28216 (fold_builtin_cexp): Likewise.
28217 (fold_builtin_trunc): Likewise.
28218 (fold_builtin_floor): Likewise.
28219 (fold_builtin_ceil): Likewise.
28220 (fold_builtin_round): Likewise.
28221 (fold_builtin_int_roundingfn): Likewise.
28222 (fold_builtin_bitop): Likewise.
28223 (fold_builtin_bswap): Likewise.
28224 (fold_builtin_logarithm): Likewise.
28225 (fold_builtin_hypot): Likewise.
28226 (fold_builtin_pow): Likewise.
28227 (fold_builtin_powi): Likewise.
28228 (fold_builtin_exponent): Likewise.
28229 (fold_builtin_memset): Likewise.
28230 (fold_builtin_bzero): Likewise.
28231 (fold_builtin_memory_op): Likewise.
28232 (fold_builtin_bcopy): Deleted; call site changed to invoke
28233 fold_builtin_memory_op directly.
28234 (fold_builtin_strcpy): Similarly as for fold_builtin_memory_op.
28235 (fold_builtin_strncpy): Likewise.
28236 (fold_builtin_memcmp): Likewise.
28237 (fold_builtin_strcmp): Likewise.
28238 (fold_builtin_strncmp): Likewise.
28239 (fold_builtin_signbit): Likewise.
28240 (fold_builtin_copysign): Likewise.
28241 (fold_builtin_isascii): Likewise.
28242 (fold_builtin_toascii): Likewise.
28243 (fold_builtin_isdigit): Likewise.
28244 (fold_builtin_fabs): Likewise.
28245 (fold_builtin_abs): Likewise.
28246 (fold_builtin_fmin_fmax): Likewise.
28247 (fold_builtin_carg): Likewise.
28248 (fold_builtin_classify): Likewise.
28249 (fold_builtin_unordered_cmp): Likewise.
28251 (fold_builtin_0, fold_builtin_2, fold_builtin_3, fold_builtin_4):
28252 New functions split out from fold_builtin_1.
28253 (fold_builtin_n): New.
28254 (fold_builtin_varargs): New.
28255 (fold_builtin): Deleted. Most callers changed to use fold_call_expr
28257 (fold_call_expr): New.
28258 (build_function_call_expr): Rewrite to use new helper function.
28259 (fold_builtin_call_list): New.
28260 (build_call_expr): New.
28261 (fold_builtin_call_valist): New.
28262 (rewrite_call_expr): New.
28263 (validate_arg): New.
28264 (validate_arglist): Change parameter to be entire CALL_EXPR instead
28265 of an arglist. Change return type to bool. Use new CALL_EXPR
28268 (fold_builtin_strstr): Pass call arguments individually instead
28269 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
28270 accessors and constructors. Return NULL_TREE instead of 0.
28271 (fold_builtin_strchr): Likewise.
28272 (fold_builtin_strrchr): Likewise.
28273 (fold_builtin_strpbrk): Likewise.
28274 (fold_builtin_strcat): Likewise.
28275 (fold_builtin_strncat): Likewise.
28276 (fold_builtin_strspn): Likewise.
28277 (fold_builtin_strcspn): Likewise.
28278 (fold_builtin_fputs): Likewise.
28279 (fold_builtin_next_arg): Likewise.
28280 (fold_builtin_sprintf): Likewise.
28282 (expand_builtin_object_size): Use new CALL_EXPR accessors. Use
28283 NULL_RTX instead of 0.
28284 (expand_builtin_memory_chk): Likewise.
28285 (maybe_emit_chk_warning): Likewise.
28286 (maybe_emit_sprintf_chk_warning): Likewise.
28288 (fold_builtin_object_size): Pass call arguments individually instead
28289 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
28290 accessors and constructors. Return NULL_TREE instead of 0.
28291 (fold_builtin_memory_chk): Likewise.
28292 (fold_builtin_stxcpy_chk): Likewise.
28293 (fold_builtin_strncpy_chk): Likewise.
28294 (fold_builtin_strcat_chk): Likewise.
28295 (fold_builtin_strcat_chk): Likewise.
28296 (fold_builtin_strncat_chk): Likewise.
28297 (fold_builtin_sprintf_chk): Likewise.
28298 (fold_builtin_snprintf_chk): Likewise.
28299 (fold_builtin_printf): Likewise.
28300 (fold_builtin_vprintf): Likewise.
28302 * fold-const.c (negate_expr_p): Use new CALL_EXPR accessors and
28304 (operand_equal_p): Add separate tcc_vl_exp/CALL_EXPR case.
28305 (make_range): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
28306 (extract_muldiv_1): Add VL_EXP_CLASS_P case.
28307 (fold_mathfn_compare): Use new CALL_EXPR accessors and constructors.
28308 (fold_unary): Likewise.
28309 (fold_binary): Likewise.
28310 (fold_ternary): Remove CALL_EXPR case, since they are no longer
28311 ternary expressions.
28312 (fold): Add logic for tcc_vl_exp.
28313 (fold_checksum_tree): Make it know about tcc_vl_exp. Use
28314 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
28315 (fold_build3_stat): Add assertion to flag broken interface for
28316 constructing CALL_EXPRs.
28317 (fold_build_call_list): New.
28318 (fold_build_call_list_initializer): New.
28319 (tree_expr_nonnegative_p): Use new CALL_EXPR accessors and
28321 (fold_strip_sign_ops): Likewise.
28323 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
28324 Brooks Moses <brooks.moses@codesourcery.com>
28325 Lee Millward <lee.millward@codesourcery.com>
28327 * tree-dump.c (dequeue_and_dump) <CALL_EXPR>: Use new CALL_EXPR
28328 accessors and dump arguments explicitly.
28330 * tree-pretty-print.c (do_niy): Use TREE_OPERAND_LENGTH instead of
28332 (dump_generic_node): Use new CALL_EXPR accessors and walk arguments
28334 (print_call_name): Use new CALL_EXPR accessors.
28336 * print-tree.c (print_node): Add case tcc_vl_exp. Print
28337 CALL_EXPR arguments explicitly instead of as a list. Use
28338 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
28340 * tree-vrp.c (stmt_interesting_for_vrp): Use new CALL_EXPR accessors.
28341 (vrp_visit_stmt): Likewise.
28343 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Make it
28344 know about tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of
28346 (force_move_till_expr): Likewise.
28348 * targhooks.c (default_external_stack_protect_fail): Use
28349 build_call_expr instead of build_function_call_expr.
28350 (default_hidden_stack_protect_fail): Likewise.
28352 * tree-complex.c (expand_complex_libcall): Use build_call_expr to
28355 * cgraphbuild.c (build_cgraph_edges): Use new CALL_EXPR accessors
28356 and walk arguments explicitly.
28358 * tree-ssa-loop-niter.c (simplify_replace_tree): Use
28359 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
28360 (expand_simple_operations): Likewise.
28361 (infer_loop_bounds_from_array): Use new CALL_EXPR accessors.
28363 * gengtype.c (adjust_field_tree_exp): Use TREE_OPERAND_LENGTH instead
28364 of TREE_CODE_LENGTH.
28365 (walk_type): Tweak walking of arrays not to blow up on CALL_EXPRs.
28367 * optabs.c (expand_widen_pattern-expr): Use TREE_OPERAND_LENGTH
28368 instead of TREE_CODE_LENGTH.
28370 * value_prof.c (tree_ic): Use new CALL_EXPR accessors.
28371 (tree_ic_transform): Likewise.
28372 (interesting_stringop_to_profile_p): Pass entire CALL_EXPR as
28373 parameter instead of arglist. Fix callers.
28374 (tree_stringop_fixed_value): Use new CALL_EXPR accessors.
28375 (tree_stringops_transform): Likewise.
28376 (tree_indirect_call_to_profile): Likewise.
28377 (tree_stringops_values_to_profile): Likewise.
28379 * tree-tailcall.c (find_tail_calls): Use new CALL_EXPR iterator.
28380 (eliminate_tail_call): Likewise.
28382 * ipa-cp.c (ipcp_update_callgraph): Use new CALL_EXPR accessors.
28384 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
28385 Use TREE_OPERAND_LENGTH and generalize to handle any number of
28387 (instantiate_parameters_1): Can't handle tcc_vl_exp here.
28389 * omp-low.c (build_omp_barrier): Use build_call_expr.
28390 (lower_rec_input_clauses): Likewise.
28391 (lower_reduction_clauses): Likewise.
28392 (expand_parallel_call): Likewise.
28393 (maybe_catch_exception): Likewise.
28394 (expand_omp_for_generic): Likewise.
28395 (expand_omp_for_static_nochunk): Likewise.
28396 (expand_omp_sections): Likewise.
28397 (lower_omp_single_simple): Likewise.
28398 (lower_omp_single_copy): Likewise.
28399 (lower_omp_master): Likewise.
28400 (lower_omp_ordered): Likewise.
28401 (lower_omp_critical): Likewise.
28403 * ipa-reference.c (check-call): Use new CALL_EXPR iterator.
28404 (scan_for_static_refs): Create tcc_vl_exp case for CALL_EXPR.
28406 * tree-gimple.c (is_gimple_call_addr): Fix doc.
28407 (recalculate_side_effects): Use TREE_OPERAND_LENGTH instead of
28408 TREE_CODE_LENGTH. Add tcc_vl_exp case.
28410 * tree-chrec.c (chrec_contains_symbols): Use TREE_OPERAND_LENGTH
28411 and generalize to handle any number of operands.
28412 (chrec_contains_undetermined): Likewise.
28413 (tree_contains_chrecs): Likewise.
28414 (evolution_function_is_invariant_rec_p): Use TREE_OPERAND_LENGTH.
28416 * cgraphunit.c (update_call_expr): Use new CALL_EXPR accessors.
28418 * tree-ssa-ccp.c (ccp_fold): Use new CALL_EXPR accessors. Use
28419 fold_call_expr instead of fold_builtin.
28420 (ccp_fold_builtin): Likewise. Update calls into builtins.c to
28421 match declarations there.
28422 (fold_stmt): Use new CALL_EXPR constructor and accessors. Doc
28425 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Use
28426 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
28428 * ipa-pure-const.c (check_call): Use new CALL_EXPR accessors.
28429 (scan_function): Add case tcc_vl_exp for CALL_EXPR.
28431 * tree-stdarg.c (execute_optimize_stdarg): Use new CALL_EXPR
28434 * tree-ssa-math-opts.c (execute_cse_sincos_1): Use build_call_expr.
28435 (execute_cse_sincos): Use new CALL_EXPR accessors.
28437 * tree-ssa-alias.c (find_used_portions): Use new CALL_EXPR iterator.
28439 * gimple-low.c (lower_function_body): Use build_call_expr.
28440 (lower_builtin_setjmp): Likewise.
28442 * expr.c (emit_block_move_via_libcall): Use build_call_expr.
28443 (set_storage_via_libcall): Likewise.
28444 (safe_from_p): Add tcc_vl_exp case. Use TREE_OPERAND_LENGTH
28445 instead of TREE_CODE_LENGTH.
28446 (expand_expr_real_1): Use new CALL_EXPR accessors.
28448 * tree-browser.c (store_child_info): Use TREE_OPERAND_LENGTH and
28449 generalize to handle any number of operands.
28450 (TB_parent_eq): Likewise.
28452 * predict.c (expr_expected_value): Use new CALL_EXPR accessors.
28453 (strip_builtin_expect): Likewise.
28455 * function.c (gimplify_parameters): Use build_call_expr.
28457 * tree-vectorizer.c (vect_is_simple_reduction): Use
28458 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
28460 * ipa-type-escape.c (check_call): Use new CALL_EXPR iterators.
28461 (scan_for_refs): Add case tcc_vl_exp for CALL_EXPR.
28463 * tree-data-ref.c (get_references_in_stmt): Use new CALL_EXPR
28466 * gimplify.c (build_stack_save_restore): Use build_call_expr.
28467 (gimplify_decl_expr): Likewise.
28468 (gimplify_call_expr): Use fold_call_expr instead of fold_builtin.
28469 Use new CALL_EXPR iterators.
28470 (gimplify_modify_expr_to_memcpy): Use build_call_expr.
28471 (gimplify_modify_expr_to_memset): Likewise.
28472 (gimplify_variable_sized_compare): Likewise.
28473 (gimplify_omp_atomic_fetch_op): Likewise.
28474 (gimplify_omp_atomic_pipeline): Likewise.
28475 (gimplify_omp_atomic_mutex): Likewise.
28476 (gimplify_function_tree): Likewise.
28478 * calls.c (alloca_call_p): Use new CALL_EXPR accessors.
28479 (call_expr_flags): Likewise.
28480 (expand_call): Likewise.
28482 * except.c (expand_builtin_eh_return_data_regno): Pass entire
28483 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
28486 * coverage.c (create_coverage): Use build_call_expr.
28488 * tree-ssa-pre.c (expression_node_pool, list_node_pool): Delete.
28489 (temp_call_expr_obstack): New.
28490 (pool_copy_list): Delete.
28491 (temp_copy_call_expr): New.
28492 (phi_translate): Add case tcc_vl_exp for CALL_EXPR. Use new
28493 CALL_EXPR accessors. Get rid of special goo for copying argument
28494 lists and use temp_copy_call_expr instead.
28495 (valid_in_sets): Add case tcc_vl_exp for CALL_EXPR. Use new
28496 CALL_EXPR accessors.
28497 (create_expression_by_pieces): Likewise. Use build_call_array
28498 to construct the result instead of fold_build3.
28499 (create_value_expr_from): Add tcc_vl_exp. Delete special goo for
28500 dealing with argument lists.
28501 (init_pre): Remove references to expression_node_pool and
28502 list_node_pool. Init temp_call_expr_obstack instead.
28503 (fini_pre): Remove references to expression_node_pool and
28506 * tree-sra.c (sra_walk_call_expr): Use new CALL_EXPR accessors
28507 and walk arguments explicitly instead of as a list.
28509 * tree-mudflap.c (mf_build_check_statement_for): Use build_call_expr.
28510 (mx_register_decls): Likewise.
28511 (mudflap_register_call): Likewise.
28512 (mudflap_finish_file): Likewise.
28514 * ipa-prop.c (ipa_callsite_compute_count): Use new CALL_EXPR accessors.
28515 (ipa_callsite_compute_param): Likewise.
28517 * tree-vect-patterns.c (vect_recog_pow_pattern): Use new CALL_EXPR
28518 accessors and constructor.
28520 * tree-nested.c (convert_nl_goto_reference): Use new CALL_EXPR
28521 accessors and constructor.
28522 (convert_tramp_reference): Likewise.
28523 (convert_call_expr): Likewise.
28524 (finalize_nesting_tree_1): Likewise.
28526 * tree-ssa.c (tree_ssa_useless_type_conversion): Use new CALL_EXPR
28529 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Use build_call_expr.
28531 * tree-inline.c (initialize_inlined_parameters): Pass entire
28532 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
28534 (estimate_num_insns_1): Use new CALL_EXPR accessors.
28535 (expand_call_inline): Tidy up call to initialize_inlined_parameters.
28537 * tree-vect-transform.c (vect_create_epilog_for_reduction): Use
28538 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
28539 (vectorizable_reduction): Likewise.
28540 (vectorizable_call): Use new CALL_EXPR iterators.
28541 (vectorizable_conversion): Use build_call_expr.
28542 (vectorizable_operation): Use TREE_OPERAND_LENGTH.
28543 (vect_gen_widened_results_half): Use build_call_expr.
28544 (vect_setup_realignment): Likewise.
28545 (vectorizable_live_operation): Use TREE_OPERAND_LENGTH.
28547 * tree-object-size.c (alloc_object_size): Use new CALL_EXPR accessors.
28548 (pass_through_call): Likewise.
28549 (compute_object_sizes): Likewise. Use fold_call_expr instead of
28552 * tree-profile.c (tree_gen_interval_profiler): Use build_call_expr.
28553 (tree_gen_pow2_profiler): Likewise.
28554 (tree_gen_one_value_profiler): Likewise.
28555 (tree_gen_ic_func_profiler): Likewise.
28556 (tree_gen_average_profiler): Likewise.
28557 (tree_gen_ior_profiler): Likewise.
28559 * tree-ssa-structalias.c (get_constraint_for): Add case tcc_vl_exp.
28560 (find_func_aliases): Use new CALL_EXPR accessors. Add case
28561 tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
28563 * tree-ssa-reassoc.c (get_rank): Use TREE_OPERAND_LENGTH instead
28564 of TREE_CODE_LENGTH.
28566 * stmt.c (warn_if_unused_value): Use TREE_OPERAND_LENGTH instead
28567 of TREE_CODE_LENGTH.
28569 * convert.c (convert_to_real): Use new CALL_EXPR accessors and
28571 (convert_to_integer): Likewise.
28573 * tree-ssa-operands.c (get_call_expr_operands): Use new CALL_EXPR
28576 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
28577 Brooks Moses <brooks.moses@codesourcery.com>
28578 Lee Millward <lee.millward@codesourcery.com>
28580 * config/alpha/alpha.c (alpha_expand_builtin): Use new CALL_EXPR
28582 * config/frv/frv.c (frv_expand_builtin): Likewise.
28583 * config/s390/s390.c (s390_expand_builtin): Likewise.
28585 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use build_call_expr.
28586 (sparc_expand_builtin): Use new CALL_EXPR accessors.
28588 * config/i386/i386.c (ix86_function_ok_for_sibcall): Likewise.
28589 (ix86_expand_binop_builtin): Pass entire CALL_EXPR as parameter
28590 instead of arglist. Use new CALL_EXPR accessors on it. Fix callers.
28591 (ix86_expand_store_builtin): Likewise.
28592 (ix86_expand_unop_builtin): Likewise.
28593 (ix86_expand_unop1_builtin): Likewise.
28594 (ix86_expand_sse_compare): Likewise.
28595 (ix86_expand_sse_comi): Likewise.
28596 (ix86_expand_vec_init_builtin): Likewise.
28597 (ix86_expand_vec_ext_builtin): Likewise.
28598 (ix86_expand_vec_set_builtin): Likewise.
28599 (ix86_expand_builtin): Use new CALL_EXPR accessors.
28601 * config/sh/sh.c (sh_expand_builtin): Use new CALL_EXPR accessors.
28602 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
28604 * config/iq2000/iq2000.c (expand_one_builtin): Pass entire CALL_EXPR
28605 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
28606 (iq2000_expand_builtin): Use new CALL_EXPR accessors.
28608 * config/rs6000/rs6000-c.c (altivec_build_resolved_builtin): Use
28610 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
28611 (rs6000_expand_unop_builtin): Pass entire CALL_EXPR instead of
28612 arglist. Use new CALL_EXPR accessors. Fix callers.
28613 (altivec_expand_abs_builtin): Likewise.
28614 (rs6000_expand_binop_builtin): Likewise.
28615 (altivec_expand_predicate_builtin): Likewise.
28616 (altivec_expand_lv_builtin): Likewise.
28617 (spe_expand_stv_builtin): Likewise.
28618 (altivec_expand_stv_builtin): Likewise.
28619 (rs6000_expand_ternop_builtin): Likewise.
28620 (altivec_expand_ld_builtin): Use new CALL_EXPR accessors.
28621 (altivec_expand_st_builtin): Likewise.
28622 (altivec_expand_dst_builtin): Likewise.
28623 (altivec_expand_vec_init_builtin): Pass entire CALL_EXPR instead of
28624 arglist. Use new CALL_EXPR accessors. Fix callers.
28625 (altivec_expand_vec_set_builtin): Likewise.
28626 (altivec_expand_vec_ext_builtin): Likewise.
28627 (altivec_expand_builtin): Use new CALL_EXPR accessors.
28628 (spe_expand_builtin): Likewise.
28629 (spe_expand_predicate_builtin): Pass entire CALL_EXPR instead of
28630 arglist. Use new CALL_EXPR accessors. Fix callers.
28631 (spe_expand_evsel_builtin): Likewise.
28632 (rs6000_expand_builtin): Use new CALL_EXPR accessors. VCFUX and
28633 FCFSX cases must construct whole new CALL_EXPR, not just arglist.
28635 * config/arm/arm.c (arm_expand_binop_builtin): Pass entire CALL_EXPR
28636 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
28637 (arm_expand_unop_builtin): Likewise.
28638 (arm_expand_builtin): Use new CALL_EXPR accessors.
28640 * config/mips/mips.c (mips_expand_builtin): Use new CALL_EXPR
28643 * config/bfin/bfin.c (bfin_expand_binop_builtin): Pass entire
28644 CALL_EXPR instead of arglist. Use new CALL_EXPR accessors.
28646 (bfin_expand_unop_builtin): Likewise.
28647 (bfin_expand_builtin): Use new CALL_EXPR accessors.
28649 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
28650 Brooks Moses <brooks.moses@codesourcery.com>
28651 Lee Millward <lee.millward@codesourcery.com>
28653 * c-semantics.c (build_stmt): Add internal diagnostic check.
28655 * c-pretty-print.c (pp_c_postfix_expression): Use new CALL_EXPR
28656 accessors. Print arguments explicitly instead of as a list.
28658 * c-typeck.c (build_function_call): Use new CALL_EXPR constructors.
28660 * c-omp.c (c_finish_omp_barrier): Use build_call_expr.
28661 (c_finish_omp_flish): Likewise.
28663 * c-common.c (verify_tree): Use new CALL_EXPR accessors. Traverse
28664 arguments explicitly instead of as a list. Use TREE_OPERAND_LENGTH
28665 instead of TREE_CODE_LENGTH.
28666 (check_function_arguments_recurse): Use new CALL_EXPR accessors.
28667 (c_warn_unused_result): Likewise.
28669 2007-02-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
28672 * doc/invoke.texi (Warning Options): Remove
28673 -Werror-implicit-function-declaration.
28674 (Wimplicit-function-declaration): Update description.
28675 * opts.c (common_handle_option): Move handling of -Werror=* to...
28676 (enable_warning_as_error): ...here.
28677 * opts.h (enable_warning_as_error): Declare.
28678 * c-decl.c (implicit_decl_warning): Unless
28679 -Wno-implicit-function-declaration is given, emit a pedwarn if
28680 -std=c99 or emit a warning if -Wimplicit-function-declaration.
28681 * c.opt (Wimplicit-function-declaration): Replace
28682 mesg_implicit_function_declaration with
28683 warn_implicit_function_declaration.
28684 * c-opts.c (c_common_handle_option):
28685 -Werror-implicit-function-declaration is exactly equal as
28686 -Werror=implicit-function-declaration.
28687 (set_Wimplicit): Replace mesg_implicit_function_declaration with
28688 warn_implicit_function_declaration.
28689 (c_common_post_options): -Wimplict-function-declaration is enabled
28690 by default by -std=c99, otherwise is disabled by default.
28691 * c-objc-common.c (c_objc_common_init): Remove flawed logic.
28693 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
28695 * gimplify.c (gimplify_modify_expr): During gimplification, attach a
28696 DECL on the rhs to a DECL on the lhs for debug info purposes if the
28697 former is ignored but not the latter.
28699 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
28701 * expr.c (expand_expr_real_1) <normal_inner_ref>: If a temporary
28702 is made and the reference doesn't use the alias set of its type,
28703 do not create the temporary using that type.
28705 2007-02-15 Aldy Hernandez <aldyh@redhat.com>
28707 * jump.c: Remove prototypes for delete_computation and
28708 delete_prior_computation.
28710 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
28712 * jump.c (get_label_after): Delete.
28713 (get_label_before, delete_computation, delete_jump,
28714 delete_prior_computation, follow_jumps): Move...
28715 * reorg.c (delete_computation, delete_prior_computation): ... here...
28716 (get_label_before, delete_jump): ... making these static ...
28717 (follow_jumps): ... and simplifying this since it only runs after
28719 * rtl.h (get_label_after, get_label_before, delete_jump,
28720 follow_jumps): Delete prototypes.
28722 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
28724 * caller-save.c (save_call_clobbered_regs): Do not process sibcalls.
28726 2007-02-15 Nick Clifton <nickc@redhat.com>
28728 * varasm.c (default_asm_output_anchor): Prepend * to . symbol in
28729 order to prevent it from being munged by the target.
28731 2007-02-15 Uros Bizjak <ubizjak@gmail.com>
28733 * config/i386/i386.md: Remove misleading comment.
28735 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
28737 * config/frv/frv.md (reload_incc, reload_outcc, reload_incc_uns,
28738 reload_outcc_uns, reload_incc_nz, reload_outcc_nz): Remove
28741 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
28743 * tree-sra.c (instantiate_missing_elements): Canonicalize
28745 (sra_build_assignment): New.
28746 (generate_copy_inout, generate_element_copy,
28747 generate_element_zero, generate_one_element_init): Use it.
28749 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
28751 * tree-sra.c (instantiate_missing_elements): Canonicalize
28753 (sra_build_assignment): New.
28754 (generate_copy_inout, generate_element_copy,
28755 generate_element_zero, generate_one_element_init): Use it.
28757 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
28759 * dwarf2out.c (dwarf2out_finish): Accept namespaces as context of
28762 2007-02-14 Joseph Myers <joseph@codesourcery.com>
28764 * emit-rtl.c (set_mem_attributes_minus_bitpos): Treat complex
28765 types as aggregates not scalars.
28766 * function.c (assign_stack_temp_for_type): Likewise.
28768 2007-02-14 Roger Sayle <roger@eyesopen.com>
28769 Zdenek Dvorak <dvorakz@suse.cz>
28771 * tree-dump.c (dump_switch_p_1): Require exact match of the option
28774 2007-02-14 Zdenek Dvorak <dvorakz@suse.cz>
28776 * passes.c (next_pass_1): Clear the next field of the copied
28779 2007-02-14 Richard Henderson <rth@redhat.com>
28781 * tree-sra.c (early_sra): New.
28782 (decl_can_be_decomposed_p): Deny va_list if early_sra.
28783 (tree_sra_early, pass_sra_early): New.
28784 * tree-pass.h (pass_sra_early): Declare.
28785 * passes.c (init_optimization_passes): Use it.
28787 2007-02-14 Richard Guenther <rguenther@suse.de>
28789 * flags.h (issue_strict_overflow_warning): Convert to a macro.
28791 2007-02-14 Dorit Nuzman <dorit@il.ibm.com>
28793 PR tree-optimization/30771
28794 * tree-vect-analyze.c (vect_determine_vectorization_factor): Traverse
28796 (vect_analyze_operations): Induction phis can now be marked as
28798 (vect_mark_stmts_to_be_vectorized): No special treatment for phis.
28799 Update documentation accordingly.
28801 2007-02-14 Nick Clifton <nickc@redhat.com>
28803 * builtin-types.def (DEF_FUNCTION_TYPE_x): Do not imply that at
28804 most 3 arguments are supported.
28805 (DEF_FUNCTION_TYPE_VAR_5): Fix typo in its description.
28807 2007-02-13 Seongbae Park <seongbae.park@gmail.com>
28809 * bitmap.c (bitmap_and, bitmap_and_compl, bitmap_xor):
28810 Ensure dst->current is valid.
28812 2007-02-13 Paul Brook <paul@codesourcery.com>
28814 * config.gcc: Add arm*-*-uclinux-*eabi.
28815 * config/arm/uclinux-elf.h (TARGET_OS_CPP_BUILTINS): Define.
28816 (SUBTARGET_EXTRA_LINK_SPEC): Define.
28817 (STARTFILE_SPEC, ENDFILE_SPEC): Remove broken -shared handling.
28818 (LINK_GCC_C_SEQUENCE_SPEC): Undef.
28819 (LINK_SPEC): Define.
28820 (LIB_SPEC): Define.
28821 * config/arm/arm.c (arm_override_options): Use r9 as EABI PIC
28823 * config/arm/uclinux-eabi.h: New file.
28824 * config/arm/linux-eabi.h (WCHAR_TYPE): Remove.
28825 * config/arm/linux-gas.h (WCHAR_TYPE): Use unsigned long on AAPCS
28828 2007-02-13 Ian Lance Taylor <iant@google.com>
28830 * common.opt: Add Wstrict-overflow and Wstrict-overflow=.
28831 * flags.h (warn_strict_overflow): Declare.
28832 (enum warn_strict_overflow_code): Define.
28833 (issue_strict_overflow_warning): New static inline function.
28834 * opts.c (warn_strict_overflow): New variable.
28835 (common_handle_option): Handle OPT_Wstrict_overflow and
28836 OPT_Wstrict_overflow_.
28837 * c-opts.c (c_common_handle_option): Set warn_strict_overflow for
28839 * fold-const.c: Include intl.h.
28840 (fold_deferring_overflow_warnings): New static variable.
28841 (fold_deferred_overflow_warning): New static variable.
28842 (fold_deferred_overflow_code): New static variable.
28843 (fold_defer_overflow_warnings): New function.
28844 (fold_undefer_overflow_warnings): New function.
28845 (fold_undefer_and_ignore_overflow_warnings): New function.
28846 (fold_deferring_overflow_warnings_p): New function.
28847 (fold_overflow_warning): New static function.
28848 (make_range): Add strict_overflow_p parameter. Change all
28850 (extract_muldiv, extract_muldiv_1): Likewise.
28851 (fold_unary) [ABS_EXPR]: Check ABS_EXPR before calling
28852 tree_expr_nonnegative_p.
28853 (fold_negate_expr): Call fold_overflow_warning.
28854 (fold_range_test): Likewise.
28855 (fold_comparison): Likewise.
28856 (fold_binary): Likewise. Call tree_expr_nonnegative_warnv_p
28857 instead of tree_expr_nonnegative_p.
28858 (tree_expr_nonnegative_warnv_p): Rename from
28859 tree_expr_nonnegative_p, add strict_overflow_p parameter.
28860 (tree_expr_nonnegative_p): New function.
28861 (tree_expr_nonzero_warnv_p): Rename from tree_expr_nonzero_p, add
28862 strict_overflow_p parameter.
28863 (tree_expr_nonzero_p): New function.
28864 * passes.c (verify_interpass_invariants): New static function.
28865 (execute_one_pass): Call it.
28866 * tree-ssa-loop-niter.c (expand_simple_operations): Ignore fold
28868 (number_of_iterations_exit, loop_niter_by_eval): Likewise.
28869 (estimate_numbers_of_iterations): Likewise.
28870 (scev_probably_wraps_p): Likewise.
28871 * tree-ssa-ccp.c: Include "toplev.h".
28872 (evaluate_stmt): Defer fold overflow warnings until we know we are
28874 (struct fold_stmt_r_data): Add stmt field.
28875 (fold_stmt_r): Defer fold overflow warnings until we know we
28877 (fold_stmt): Initialize stmt field of fold_stmt_r_data.
28878 (fold_stmt_inplace): Likewise.
28879 * tree-cfgcleanup.c: Include "toplev.h" rather than "errors.h".
28880 (cleanup_control_expr_graph): Defer fold overflow warnings until
28881 we know we are going to optimize.
28882 * tree-cfg.c (fold_cond_expr_cond): Likewise.
28883 * tree-ssa-threadedge.c (simplify_control_stmt_condition):
28885 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
28886 tree_expr_nonnegative_warnv_p instead of tree_expr_nonnegative_p.
28887 * tree-ssa-loop-manip.c (create_iv): Likewise.
28888 * c-typeck.c (build_conditional_expr): Likewise.
28889 (build_binary_op): Likewise.
28890 * tree-vrp.c (vrp_expr_computes_nonzero): Call
28891 tree_expr_nonzero_warnv_p instead of tree_expr_nonzero_p.
28892 (extract_range_from_unary_expr): Likewise.
28893 * simplify-rtx.c (simplify_const_relational_operation): Warn when
28894 assuming that signed overflow does not occur.
28895 * c-common.c (pointer_int_sum): Ignore fold overflow warnings.
28896 * tree.h (tree_expr_nonnegative_warnv_p): Declare.
28897 (fold_defer_overflow_warnings): Declare.
28898 (fold_undefer_overflow_warnings): Declare.
28899 (fold_undefer_and_ignore_overflow_warnings): Declare.
28900 (fold_deferring_overflow_warnings_p): Declare.
28901 (tree_expr_nonzero_warnv_p): Declare.
28902 * doc/invoke.texi (Option Summary): Add -Wstrict-overflow to list
28903 of warning options.
28904 (Warning Options): Document -Wstrict-overflow.
28905 * Makefile.in (tree-ssa-threadedge.o): Depend on toplev.h.
28906 (tree-ssa-ccp.o): Likewise.
28907 (tree-cfgcleanup.o): Change errors.h dependency to toplev.h.
28908 (fold-const.o): Depend on intl.h.
28910 2007-02-13 Ian Lance Taylor <iant@google.com>
28912 PR middle-end/30751
28913 * lower-subreg.c (resolve_simple_move): Decompose subregs in
28916 2007-02-13 Stuart Hastings <stuart@apple.com>
28918 * config/i386/i386.md (fixuns_truncdfhi2): Require SSE2.
28920 2007-02-13 Richard Henderson <rth@redhat.com>
28922 * config/alpha/alpha.c (alpha_stdarg_optimize_hook): Strip
28923 handled_component_p before looking for the indirect_ref.
28925 2007-02-13 Richard Henderson <rth@redhat.com>
28927 * config/i386/i386.md (bswapsi_1): Rename from bswapsi2,
28928 remove flags clobber.
28929 (bswapsi2): New expander, emit code for !TARGET_BSWAP.
28930 (bswaphi_lowpart): New.
28931 (bswapdi2): Rename from bswapdi2_rex, remove flags clobber,
28932 remove TARGET_BSWAP test. Delete expander of the same name.
28934 * optabs.c (widen_bswap, expand_doubleword_bswap): New.
28935 (expand_unop): Use them.
28937 2007-02-13 Uros Bizjak <ubizjak@gmail.com>
28939 * config/i386/i386.md (cmpdi_ccno_1_rex64, *cmpsi_ccno_1,
28940 *cmphi_ccno_1, *cmpqi_ccno_1, *movsi_xor, *movstricthi_xor,
28941 *movstrictqi_xor, *movdi_xor_rex64, *ashldi3_1_rex64,
28942 *ashldi3_cmp_rex64, *ashldi3_cconly_rex64, ashlsi3, *ashlsi3_1_zext,
28943 *ashlsi3_cmp, *ashlsi3_cconly, *ashlsi3_cmp_zext, *ashlhi3_1_lea,
28944 *ashlhi3_1, *ashlhi3_cmp, *ashlhi3_cconly, *ashlqi3_1_lea,
28945 *ashlqi3_1, *ashlqi3_cmp, *ashlqi3_cconly): Remove equivalent
28946 assembler dialect choice from asm templates.
28948 2007-02-12 Richard Henderson <rth@redhat.com>
28950 * config/i386/i386.md (fixuns_trunc<SSEMODEF>si_1): New insn.
28951 (fixuns_trunc<SSEMODEF>si2): Use it.
28952 * config/i386/sse.md (vec_setv4sf_0): Export.
28953 * config/i386/i386.c (ix86_build_const_vector): Export.
28954 (ix86_split_convert_uns_si_sse): Rename from
28955 ix86_expand_convert_uns_si_sse and rewrite as a splitter.
28956 * config/i386/i386-protos.h: Update.
28958 2007-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
28961 * c-typeck.c (c_finish_return): Improve warning message.
28963 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
28965 * alias.c (find_symbolic_term): Delete unused function.
28967 2007-02-12 Uros Bizjak <ubizjak@gmail.com>
28969 * config/i386/i386.md (paritydi2, paritysi2): New expanders.
28970 (paritydi2_cmp, paritydi2_cmp): New insn and split patterns.
28971 (*parityhi2_cmp, *parityqi2_cmp): New insn patterns.
28973 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
28975 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
28976 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
28977 the function, temporarily point the debug interface to the null one.
28979 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
28981 * dwarf2out.c (round_up_to_align): New static function.
28982 (field_byte_offset): Use it to round the offset.
28984 2007-02-12 Richard Henderson <rth@redhat.com>
28986 * config/alpha/alpha.md (bswapsi2, bswapdi2): New.
28987 (inswl_const): Export.
28989 2007-02-12 Richard Henderson <rth@redhat.com>
28991 * calls.c (emit_library_call_value_1): If PROMOTE_MODE modifed the
28992 result mode of the libcall, convert back to outmode.
28994 2007-02-12 Roger Sayle <roger@eyesopen.com>
28996 * config/i386/i386.md (*bswapdi2_rex): Renamed from bswapdi2.
28997 (bswapdi2): New define_expand to implement 32-bit implementation.
28999 2007-02-12 Nick Clifton <nickc@redhat.com>
29001 * doc/invoke.texi (Overall Options): Document --help=.
29002 * gcc.c (target_help_flag): Rename to print_subprocess_flag.
29003 (cc1_options): Pass --help= on to cc1.
29004 (display_help): Add description of --help=.
29005 (process_command): Add code to handle --help=. Allow translated
29006 --help and --target-help switches to be passed on to compiler
29008 (main): Remove unused if statement.
29009 * opts.c (columns): Remove.
29010 (LEFT_COLUMN): Define.
29011 (wrap_help): Add columns argument.
29012 (print_filtered_help): Change parameters to be an include bitmask,
29013 an exclude bitmask, an any bitmask and the column width. Move the
29014 code to display the params list here. Add code to display the
29015 status of options rather than their descriptions if the quiet flag
29017 (print_specific_help): Change parameters to be an include bitmask,
29018 an exclude bitmask and an any bitmask. Move code to look up the
29019 column width here. Decide upon the title for an options listing.
29020 (common_handle_options): Add code to handle --help=. Adapt code
29021 for --help and --target-help to use the revised form of the
29022 print_specific_help function.
29023 (print_help): Delete.
29024 (print_param_help): Delete.
29025 (print_switch): Delete.
29026 * opts.h (cl_lang_count): Add prototype.
29027 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_MIN_OPTION_CLASS,
29028 CL_MAX_OPTION_CLASS): New defines.
29029 * optc-gen.awk: Add construction of cl_lang_count.
29030 * c.opt: Add Warning attribute to warning options and Optimization
29031 attribute to optimization options.
29032 * common.opt: Likewise.
29034 Add -fhelp and -ftarget-help as aliases for the transformed --help
29035 and --target-help options.
29036 * opt-functions.awk: Add code to handle Warning and Optimization
29039 2007-02-12 Richard Henderson <rth@redhat.com>
29041 * config/alpha/constraints.md: New file.
29042 * config/alpha/alpha.c: Include tm-constrs.h.
29043 (alpha_const_ok_for_letter_p, alpha_const_double_ok_for_letter_p,
29044 alpha_extra_constraint): Remove.
29045 (alpha_emit_conditional_branch): Use satisfies_constraint_*.
29046 * config/alpha/alpha-protos.h: Update.
29047 * config/alpha/alpha.h (REG_CLASS_FROM_LETTER): Remove.
29048 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Remove.
29049 (EXTRA_CONSTRAINT): Remove.
29050 * config/alpha/alpha.md: Include constraints.md.
29051 (adddi splitter): Use satisfies_constraint_*.
29052 * config/alpha/predicates.md (add_operand): Likewise.
29053 (sext_add_operand, addition_operation): Likewise.
29055 2007-02-12 Dorit Nuzman <dorit@il.ibm.com>
29057 PR tree-optimization/29145
29058 * tree-data-ref.c (base_addr_differ_p): Make us more conservative
29059 in our handling of restrict qualified pointers.
29061 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
29064 * doc/invoke.texi (Wunused-value): Update description.
29065 (Wextra): Delete item.
29066 * opts.c (set_Wextra): Don't use the value of Wextra to set the
29067 value of Wunused-value.
29068 * c-typeck.c (c_process_expr_stmt): Don't check extra_warnings.
29069 (c_finish_stmt_expr): Don't check extra_warnings.
29070 (emit_side_effect_warnings): The caller is responsible to check
29073 2007-02-11 Roger Sayle <roger@eyesopen.com>
29074 Matt Thomas <matt@3am-software.com>
29076 * simplify-rtx.c (simplify_relational_operation_1): Correct typo.
29078 2007-02-11 Roger Sayle <roger@eyesopen.com>
29080 * simplify-rtx.c (simplify_relational_operation_1): Optimize
29081 comparisons of POPCOUNT against zero.
29082 (simplify_const_relational_operation): Likewise.
29084 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
29086 * doc/invoke.texi (Wextra): Delete outdated paragraph.
29088 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
29090 * dwarf2out.c (root_type): Delete unused function.
29092 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
29094 * genattrtab.c (contained_in_p): Delete unused function.
29095 (write_expr_attr_cache): Likewise.
29097 2007-02-11 Jan Hubicka <jh@suse.cz>
29099 * ipa-inline.c (cgraph_edge_badness): Add "else" missing in the
29102 2007-02-11 Steven Bosscher <steven@gcc.gnu.org>
29104 * fwprop.c (try_fwprop_subst): Use set_unique_reg_note
29105 to add the REG_EQ* note.
29106 * see.c (see_merge_one_use_extension): Likewise.
29107 * local-alloc.c (update_equiv_regs): Likewise. Also don't
29108 turn REG_EQUAL notes into REG_EQUIV notes if the target
29109 register may have more than one set.
29110 * function.c (assign_parm_setup_reg): Use set_unique_reg_note.
29111 * gcse.c (try_replace_reg): Likewise.
29112 * alias.c (init_alias_analysis): Use find_reg_equal_equiv_note.
29113 * calls.c (fixup_tail_calls): Likewise. Abort if there is
29114 more than one REG_EQUIV note.
29115 * reload1.c (gen_reload): Use set_unique_reg_note.
29117 2007-02-11 Uros Bizjak <ubizjak@gmail.com>
29119 * config/i386/i386.c (TARGET_VECTORIZE_BUILTIN_CONVERSION): Define.
29120 (ix86_builtin_conversion): New function.
29122 2007-02-06 Mark Mitchell <mark@codesourcery.com>
29125 * tree.h (DECL_REPLACEABLE_P): New macro.
29126 * except.c (set_nothrow_function_flags): Likewise.
29128 2007-02-11 Tehila Meyzels <tehila@il.ibm.com>
29129 Ira Rosen <irar@il.ibm.com>
29130 Dorit Nuzman <dorit@il.ibm.com>
29132 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): New target hook.
29133 * targhooks.c (default_builtin_vectorized_conversion): New.
29134 * targhooks.h (default_builtin_vectorized_function): New declaration.
29135 * target.h (struct vectorize): Add builtin_conversion field.
29136 * tree-vectorizer.h (type_conversion_vec_info_type): New enum
29137 stmt_vec_info_type value.
29138 (vectorizable_conversion): New declaration.
29139 * tree-vect-analyze.c (vect_analyze_operations): Add
29140 vectorizable_conversion call.
29141 * target-def.h (TARGET_VECTORIZE_BUILTIN_CONVERSION): New.
29142 * tree-vect-transform.c (vectorizable_conversion): New function.
29143 (vect_transform_stmt): Add case for type_conversion_vec_info_type.
29144 * tree-vect-generic.c (expand_vector_operations_1): Consider correct
29146 * config/rs6000/rs6000.c (rs6000_builtin_conversion): New.
29147 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Defined.
29148 (rs6000_expand_builtin): Add handling a case of ALTIVEC_BUILTIN_VCFUX
29149 or ALTIVEC_BUILTIN_VCFSX.
29151 2007-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
29154 * pa.md (movdf): For 64-bit target, fail if operand 1 is a non-zero
29155 CONST_DOUBLE and operand 0 is a hard register.
29156 (movdi): For 64-bit target, remove code to force CONST_DOUBLE to
29157 memory. Fail if operand 1 is a non-zero CONST_INT and operand 0
29158 is a hard floating-point register.
29160 2007-02-10 Richard Henderson <rth@redhat.com>
29161 Jakub Jelinek <jakub@redhat.com>
29162 Alexandre Oliva <aoliva@redhat.com>
29164 * Makefile.in (libgcc-support, libgcc.mvars): Add emutls.c.
29165 * builtin-types.def (BT_WORD): Make unsigned.
29166 (BT_FN_VOID_PTR_WORD_WORD_PTR): New.
29167 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS): New.
29168 (BUILT_IN_EMUTLS_REGISTER_COMMON): New.
29169 * c-decl.c (grokdeclarator): Don't error if !have_tls.
29170 * c-parser.c (c_parser_omp_threadprivate): Likewise.
29171 * dwarf2out.c (loc_descriptor_from_tree_1): Don't do anything for
29173 * expr.c (emutls_var_address): New.
29174 (expand_expr_real_1): Expand emulated tls.
29175 (expand_expr_addr_expr_1): Likewise.
29176 * libgcc-std.ver: Add __emutls_get_address, __emutls_register_common.
29177 * output.h (emutls_finish): Declare.
29178 * toplev.c (compile_file): Call it.
29179 * tree-ssa-address.c (gen_addr_rtx): Check for const-ness of the
29180 address before wrapping in CONST.
29181 * varasm.c (emutls_htab, emutls_object_type): New.
29182 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): New.
29183 (get_emutls_object_name, get_emutls_object_type): New.
29184 (get_emutls_init_templ_addr, emutls_decl): New.
29185 (emutls_common_1, emutls_finish): New.
29186 (assemble_variable): When emulating tls, swap decls; generate
29187 constructor for the emutls objects.
29188 (do_assemble_alias): When emulating tls, swap decl and target name.
29189 (default_encode_section_info): Don't add SYMBOL_FLAG_TLS_SHIFT
29191 * varpool.c (decide_is_variable_needed): Look at force_output.
29192 Recurse for emulated tls.
29193 (cgraph_varpool_remove_unreferenced_decls): Remove checks redundant
29194 with decide_is_variable_needed.
29195 * emutls.c: New file.
29196 * config/sparc/sol2.h (ASM_DECLARE_OBJECT_NAME): Only emit
29197 tls_object for real tls.
29199 2007-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
29201 PR rtl-optimization/29599
29202 * reload1.c (eliminate_regs_in_insn): Take the destination
29203 mode into account when computing the offset.
29205 2007-02-09 Stuart Hastings <stuart@apple.com>
29206 Richard Henderson <rth@redhat.com>
29208 * config/i386/i386.h (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
29209 * config/i386/darwin.h: (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
29210 * config/i386/i386.md (fixuns_trunc<mode>si2, fixuns_truncsfhi2,
29211 fixuns_truncdfhi2): New.
29212 (fix_truncsfdi_sse): Call ix86_expand_convert_sign_didf_sse.
29213 (floatunsdidf2): Call ix86_expand_convert_uns_didf_sse.
29214 (floatunssisf2): Add call to ix86_expand_convert_uns_sisf_sse.
29215 (floatunssidf2): Allow nonimmediate source.
29216 * config/i386/sse.md (movdi_to_sse): New.
29217 (vec_concatv2di): Drop '*'.
29218 * config/i386/i386-protos.h (ix86_expand_convert_uns_si_sse,
29219 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
29220 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse):
29222 * config/i386/i386.c (ix86_expand_convert_uns_si_sse,
29223 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
29224 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse,
29225 ix86_build_const_vector, ix86_expand_vector_init_one_nonzero): New.
29226 (ix86_build_signbit_mask): Fix decl of v, refactor to call
29227 ix86_build_const_vector.
29228 (x86_emit_floatuns): Rewrite.
29230 2007-02-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
29232 * genautomata.c (longest_path_length): Delete unused function.
29233 (struct state): Delete unused longest_path_length.
29234 (UNDEFINED_LONGEST_PATH_LENGTH): Delete unused macro.
29235 (get_free_state): Delete unused.
29237 2007-02-09 Jan Hubicka <jh@suse.cz>
29239 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 30.
29240 * doc/invoke.texi (inline-unit-growth): Update default value.
29242 * Makefile.in (passes.o, ipa-inline.o): Add dependencies.
29243 * cgraphbuild.c (build_cgraph_edges): Compute frequencies.
29244 (rebuild_cgraph_edges): Likewise.
29245 * cgraph.c (cgraph_set_call_stmt): Add new argument frequency.
29246 (dump_cgraph_node): Dump frequencies.
29247 (cgraph_clone_edge): Add frequency scales.
29248 (cgraph_clone_node): Add freuqnecy.
29249 * cgraph.h (cgraph_edge): Add freuqnecy argument.
29250 (CGRAPH_FREQ_BASE, CGRAPH_FREQ_MAX): New constants.
29251 (cgraph_create_edge, cgraph_clone_edge, cgraph_clone_node): Update.
29252 * tree-pass.h (TODO_rebuild_frequencies): New constant.
29253 * cgraphunit.c (verify_cgraph_node): Verify frequencies.
29254 (cgraph_copy_node_for_versioning): Update call of cgraph_clone_edge.
29255 (save_inline_function_body): Likewise.
29256 * ipa-inline.c: inluce rtl.h
29257 (cgraph_clone_inlined_nods): Update call of cgraph_clone_node.
29258 (cgraph_edge_badness): Use frequencies.
29259 (cgraph_decide_recursive_inlining): Update clonning.
29260 (cgraph_decide_inlining_of_small_function): Dump frequency.
29261 * predict.c (estimate_bb_frequencies): Export.
29262 * predict.h (estimate_bb_frequencies): Declare.
29263 * tree-inline.c (copy_bb): Watch overflows.
29264 (expand_call_inline): Update call of cgraph_create_edge.
29265 (optimize_inline_calls): Use TODO flags to update frequnecies.
29266 * passes.h: Include predict.h
29267 (init_optimization_passes): Move profile ahead.
29268 (execute_function_todo): Handle TODO_rebuild_frequencies.
29270 2007-02-09 Roger Sayle <roger@eyesopen.com>
29272 * config/alpha/alpha.c (emit_insxl): Force the first operand of
29273 the insbl or inswl pattern into a register.
29275 2007-02-09 Roger Sayle <roger@eyesopen.com>
29277 * config/ia64/ia64.md (bswapdi2): New define_insn.
29279 2007-02-09 Richard Henderson <rth@redhat.com>
29281 * config/i386/constraints.md (Ym): New constraint.
29282 * config/i386/i386.md (movsi_1): Change Y2 to Yi constraints.
29283 (movdi_1_rex64): Split sse and xmm general register moves from
29284 memory move alternatives. Use conditional register constraints.
29285 (movsf_1, movdf_integer): Likewise.
29286 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
29287 (movdf_integer_rex64): New.
29288 (pushsf_rex64): Fix output constraints.
29289 * config/i386/sse.md (sse2_loadld): Split rm alternative, use Yi.
29290 (sse2_stored): Likewise.
29291 (sse2_storeq_rex64): New.
29292 * config/i386/i386.c (x86_inter_unit_moves): Enable for not
29293 amd and not generic.
29294 (ix86_secondary_memory_needed): Don't bypass TARGET_INTER_UNIT_MOVES
29295 for optimize_size. Remove SF/DFmode hack.
29297 2007-02-09 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
29299 * config/i386/driver-i386.c: Turn on -mtune=native for AMDFAM10.
29302 2007-02-09 Nathan Sidwell <nathan@codesourcery.com>
29303 Richard Sandiford <richard@codesourcery.com>
29305 * config.gcc (m68010-*-netbsdelf*, m68k*-*-netbsdelf*)
29306 (m68k*-*-openbsd*, m68k-*-linux*): Set default_cf_cpu.
29307 (m68k-*-aout*, m68k-*-coff*, m68k-*-uclinux*, m68k-*-rtems*): Add
29308 m68k/t-mlib to tmake_file.
29309 (m68020-*-elf*, m68k-*-elf*): Likewise. Add t-m68kbare as well.
29310 (m68k*-*-*): Use --with-arch to pick a default for --with-cpu.
29311 (m680[012]0-*-*, m68k*-*-*): Add support for --with-arch.
29312 Allow it to be cf or m68k. Set m68k_arch_family. If that
29313 variable is not empty, add t-$m68k_arch_family to tmake_file.
29314 Add t-mlibs to tmake_file.
29315 * doc/install.texi: Document --with-arch=m68k and --with-arch=cf.
29316 * config/m68k/t-cf: New file.
29317 * config/m68k/t-m68k: Likewise.
29318 * config/m68k/t-mlibs: Likewise.
29319 * config/m68k/t-m68kbare (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
29320 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
29321 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
29322 * config/m68k/t-m68kelf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
29323 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS, LIBGCC, INSTALL_LIBGCC):
29325 * config/m68k/t-openbsd (MULTILIB_OPTIONS, LIBGCC): Delete.
29326 (INSTALL_LIBGCC): Delete.
29327 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
29328 * config/m68k/t-rtems (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
29329 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
29330 (M68K_MLIB_CPU): Define.
29331 * config/m68k/t-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
29332 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
29333 (M68K_MLIB_CPU, M68K_MLIB_OPTIONS, M68K_MLIB_DIRNAMES): Define.
29335 2007-02-09 Zdenek Dvorak <dvorakz@suse.cz>
29336 Richard Guenther <rguenther@suse.de>
29338 PR middle-end/23361
29339 * fold-const.c (fold_comparison): Handle obfuscated comparisons
29340 against INT_MIN/INT_MAX.
29341 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Print to dump
29342 file if a loop is removed.
29344 2007-02-09 Joseph Myers <joseph@codesourcery.com>
29346 * calls.c (store_one_arg): Pass correct alignment to
29347 emit_push_insn for non-BLKmode values.
29348 * expr.c (emit_push_insn): If STRICT_ALIGNMENT, copy to an
29349 unaligned stack slot via a suitably aligned slot.
29351 2007-02-08 DJ Delorie <dj@redhat.com>
29353 * config/m32c/m32c.c (m32c_unpend_compare): Add default to silence
29355 (legal_subregs): Use unsigned char, make const.
29356 (m32c_illegal_subreg_p): Use ARRAY_SIZE. Delete unused variables.
29358 2007-02-08 Paul Brook <paul@codesourcery.com>
29360 * config/arm/lib1funcs.asm (RETLDM): Pop directly into PC when no
29361 special interworking needed.
29363 2007-02-08 Harsha Jagasia <harsha.jagasia@amd.com>
29365 * config/i386/xmmintrin.h: Make inclusion of emmintrin.h
29366 conditional to __SSE2__.
29367 (Entries below should have been added to first ChangeLog
29368 entry for amdfam10 dated 2007-02-05)
29369 * config/i386/emmintrin.h: Generate #error if __SSE2__ is not
29371 * config/i386/pmmintrin.h: Generate #error if __SSE3__ is not
29373 * config/i386/tmmintrin.h: Generate #error if __SSSE3__ is not
29376 2007-02-08 DJ Delorie <dj@redhat.com>
29378 * config/m32c/m32c-protos.h (m32c_illegal_subreg_p): New.
29379 * config/m32c/m32c.c (legal_subregs): New.
29380 (m32c_illegal_subreg_p): New.
29381 * config/m32c/predicates.md (m32c_any_operand): Use it to reject
29382 unsupported subregs of hard regs.
29384 2007-02-08 Jan Hubicka <jh@suse.cz>
29386 * tree-cfg.c (bsi_replace): Shortcut when replacing the statement with
29387 the same one; always update histograms.
29389 2007-02-08 Diego Novillo <dnovillo@redhat.com>
29391 * passes.c (init_optimization_passes): Tidy comment.
29393 2007-02-08 Roger Sayle <roger@eyesopen.com>
29395 * simplify-rtx.c (simplify_unary_operation_1) <POPCOUNT>: We can
29396 strip zero_extend, bswap and rotates from POCOUNT's argument.
29397 <PARITY>: Likewise, we can strip not, bswap, sign_extend,
29398 zero_extend and rotates from PARITY's argument.
29399 <BSWAP>: A byte-swap followed by a byte-swap is an identity.
29400 (simplify_const_unary_operation) <BSWAP>: Evaluate the byte-swap
29401 of an integer constant at compile-time.
29403 2007-02-08 Diego Novillo <dnovillo@redhat.com>
29406 * tree-flow.h (struct var_ann_d): Remove field 'is_used'.
29408 * tree-ssa-alias.c (compute_is_aliased): Remove. Update all
29411 * tree-ssa-live.c (remove_unused_locals): Do not remove
29412 TREE_ADDRESSABLE variables.
29413 * tree-ssa-structalias.c (compute_points_to_sets): Tidy.
29414 * tree-ssa-operands.c (add_virtual_operand): Remove argument
29415 FOR_CLOBBER. Update all users.
29416 If VAR has an associated alias set, add a virtual operand for
29417 it if no alias is found to conflict with the memory reference.
29419 2007-02-07 Jan Hubicka <jh@suse.cz>
29420 Robert Kidd <rkidd@crhc.uiuc.edu>
29422 * value-prof.c (visit_hist, free_hist): Return 1 instead of 0.
29424 2007-02-07 Ian Lance Taylor <iant@google.com>
29426 * lower-subreg.c (simple_move): Reject PARTIAL_INT modes.
29428 2007-02-07 Roger Sayle <roger@eyesopen.com>
29430 * config/rs6000/rs6000.md (ctz<mode>2, ffs<mode>2, popcount<mode>2,
29431 parity<mode>2, smulsi3_highpart, abstf2_internal, allocate_stack,
29432 tablejumpdi, movsi_to_cr_one): Remove constraints from
29433 define_expand's match_operands.
29435 2007-02-07 Roger Sayle <roger@eyesopen.com>
29437 * global.c (compute_regsets): Move declatation of "i" inside of
29438 #ifdef ELIMINABLE_REGS to avoid unused variable bootstrap failure.
29440 2007-02-07 Jakub Jelinek <jakub@redhat.com>
29443 * gimplify.c (gimplify_scan_omp_clauses): Remove special casing
29444 of INDIRECT_REF <RESULT_DECL>.
29446 * config/i386/i386.c (override_options): Set PTA_SSSE3 for core2.
29448 2007-02-06 J"orn Rennecke <joern.rennecke@arc.com>
29449 Kaz Kojima <kkojima@gcc.gnu.org>
29452 * config/sh/sh.c (expand_cbranchdi4): Use scratch register
29454 (sh_initialize_trampoline): Add parentheses to avoid a warning.
29456 2007-02-06 Zdenek Dvorak <dvorakz@suse.cz>
29458 * doc/loop.texi: Document possibility not to perform disambiguation
29459 of loops with multiple latches.
29460 * cfgloopmanip.c (alp_enum_p): Removed.
29461 (add_loop): Handle subloops. Use get_loop_body_with_size.
29462 (create_preheader): Do not allow ENTRY_BLOCK_PTR to be preheader.
29463 * cfghooks.c (redirect_edge_and_branch_force): Set dominator for
29464 the new forwarder block.
29465 (make_forwarder_block): Only call new_bb_cbk if it is not NULL.
29466 Handle the case latch is NULL.
29467 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Avoid cfg
29468 modifications when marking loop exits.
29469 * ifcvt.c (if_convert): Ditto. Mark loop exits even if cfg cannot
29471 * loop-init.c (loop_optimizer_init): Do not modify cfg. Call
29472 disambiguate_loops_with_multiple_latches.
29473 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Calculate dominators
29474 before fix_loop_structure.
29475 * cfgloop.c: Include pointer-set.h and output.h.
29476 (canonicalize_loop_headers, HEADER_BLOCK, LATCH_EDGE,
29477 update_latch_info, mfb_keep_just, mfb_keep_nonlatch): Removed.
29478 (get_loop_latch_edges, find_subloop_latch_edge_by_profile,
29479 find_subloop_latch_edge_by_ivs, find_subloop_latch_edge,
29480 mfb_redirect_edges_in_set, form_subloop, merge_latch_edges,
29481 disambiguate_multiple_latches, get_loop_body_with_size,
29482 disambiguate_loops_with_multiple_latches): New functions.
29483 (flow_loop_dump): Dump multiple latch edges.
29484 (flow_loop_nodes_find): Handle loops with multiple latches.
29485 (flow_loops_find): Ditto. Do not call canonicalize_loop_headers.
29486 (glb_enum_p): Modified.
29487 (get_loop_body): Use get_loop_body_with_size.
29488 * cfgloop.h (LOOPS_HAVE_RECORDED_EXITS): New flag.
29489 (AVOID_CFG_MODIFICATIONS): New constant.
29490 (disambiguate_loops_with_multiple_latches, add_loop,
29491 get_loop_body_with_size): Declare.
29492 * Makefile.in (cfgloop.o): Add pointer-set.h and output.h.
29494 2007-02-06 Seongbae Park <seongbae.park@gmail.com>
29496 PR inline-asm/28686
29497 * global.c (compute_regsets): New function.
29498 (global_alloc): Refactored ELIMINABLE_REGSET
29499 and NO_GLOBAL_ALLOC_REGS computation out.
29500 (rest_of_handle_global_alloc): Call compute_regsets()
29501 for non-optimizing case.
29503 2007-02-06 Richard Henderson <rth@redhat.com>
29505 * config/i386/constraints.md (Y2): Rename from Y.
29506 (Yi): New constraint.
29507 * config/i386/i386.md (movsi_1, movdi_2, pushdf_nointeger,
29508 pushdf_integer, movdf_nointeger, movdf_integer, zero_extendsidi2_32,
29509 zero_extendsidi2_rex64, truncxfdf2_mixed): Change Y constraints to Y2.
29510 (extendsfdf2_mixed, extendsfdf2_sse, truncdfsf_fast_mixed,
29511 truncdfsf_fast_sse, truncdfsf_mixed, fix_truncdfdi_sse,
29512 fix_truncdfsi_sse, floatsidf2_mixed, floatsidf2_sse,
29513 floatdidf2_mixed, floatdidf2_sse, absnegdf2_mixed,
29514 absnegdf2_sse, sse_setccdf, fop_df_comm_mixed, fop_df_comm_sse,
29515 fop_df_1_mixed, fop_df_1_sse): Change Y constraints to x.
29516 * config/i386/mmx.md (mov<MMXMODEI>_internal_rex64,
29517 mov<MMXMODEI>_internal, movv2sf_internal_rex64, movv2sf_internal,
29518 vec_extractv2si_1): Change Y constraints to Y2.
29519 * config/i386/sse.md (vec_setv4sf_0, vec_concatv2df, vec_dupv4si,
29520 vec_dupv2di, sse2_concatv2si, vec_concatv4si_1, vec_concatv2di):
29521 Change Y constraints to Y2.
29522 (sse2_loadld): Change Y constraints to x.
29524 2007-02-06 Roger Sayle <roger@eyesopen.com>
29526 * config/rs6000/rs6000.md (popcount<mode>2): Rewrite.
29527 (parity<mode>2): New define_expand using rs6000_emit_parity.
29528 * config/rs6000/rs6000.c (rs6000_emit_popcount,
29529 rs6000_emit_parity): New functions.
29530 * config/rs6000/rs6000-protos.h (rs6000_emit_popcount,
29531 rs6000_emit_parity): Prototype here.
29533 2007-02-06 Ian Lance Taylor <iant@google.com>
29535 * lower-subreg.c (simple_move_operand): Reject CONST.
29536 (resolve_clobber): Call validate_change rather than directly
29537 assigning to XEXP (pat, 0).
29539 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
29541 * Makefile.in (tree-ssa-loop-ivopts.o): Add pointer-set.h dependency.
29542 (tree-ssa-reassoc.o): Add pointer-set.h dependency.
29543 (tree-cfg.o): Remove hashtab.h dependency.
29545 * tree-ssa-loop-ivopts.c: Include pointer-set.h.
29546 (struct ivopts_data): Change niters to pointer_map_t.
29547 (struct nfe_cache_elt, nfe_hash, nfe_eq): Delete.
29548 (niter_for_exit): Create pointer_map on demand. Change for
29550 (tree_ssa_iv_optimize_init): Initialize data->niters to NULL.
29551 (free_loop_data): Destroy data->niters if created and reset field.
29552 (tree_ssa_iv_optimize_finalize): Don't delete data->niters here.
29553 (tree_ssa_iv_optimize_loop): Check for presence of stale data.
29555 * tree-ssa-reassoc.c: Include pointer-set.h.
29556 (bb_rank): Change to long *.
29557 (operand_rank): Change to pointer_map_t.
29558 (find_operand_rank): Return long, -1 if not found. Declare as inline.
29559 (insert_operand_rank): Accept long.
29560 (operand_entry_hash, operand_entry_eq): Remove.
29561 (get_rank): Return long. Adjust for changes above.
29562 (init_reassoc): Change rank type to long. Adjust creation of bb_rank
29564 (fini_reassoc): Delete operand_rank with pointer_map_destroy.
29566 * tree-ssa-structalias.c (vi_for_tree): Change to pointer_map.
29567 (struct tree_vi, tree_vi_t, tree_vi_hash, tree_vi_eq): Delete.
29568 (insert_vi_for_tree): Rewrite for pointer_map API. Assert argument
29570 (lookup_vi_for_tree): Rewrite for pointer_map API. Return varinfo_t
29571 directly since it cannot be NULL.
29572 (get_vi_for_tree): Rewrite for pointer_map API.
29573 (find_what_p_points_to): Adjust for change to lookup_vi_for_tree.
29574 (init_alias_vars): Create vi_for_tree as pointer_map.
29575 (delete_points_to_sets): Delete vi_for_tree using pointer_map_destroy.
29577 * tree-cfg.c: Don't include hashtab.h.
29578 (edge_to_cases): Declare as pointer_map.
29579 (struct edge_to_cases_elt, edge_to_cases_hash, edge_to_cases_eq):
29581 (edge_to_cases_cleanup): Rewrite as pointer_map_traverse callback.
29582 (start_recording_case_labels): Create edge_to_cases as pointer_map.
29583 (end_recoding_case_labels): Cleanup edge_to_cases manually before
29585 (record_switch_edge): Delete.
29586 (get_cases_for_edge): Adjust for pointer_map API, inline
29587 record_switch_edge (rewritten for new API), remove goto.
29589 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
29591 * Makefile.in (tree-nested.o): Add pointer-set.h dependency.
29592 * tree-nested.c: Include pointer-set.h.
29593 (var_map_elt, var_map_eq, var_map_hash): Delete.
29594 (struct nesting_info): Remove GTY marker. Change the two htab_t's
29595 to pointer_map_t's.
29596 (nesting_info_bitmap_obstack): New.
29597 (lookup_field_for_decl): Adjust for pointer_map API.
29598 (lookup_tramp_for_decl): Adjust for pointer_map API.
29599 (get_nonlocal_debug_decl): Adjust for pointer_map API.
29600 (get_local_debug_decl): Adjust for pointer_map API.
29601 (convert_nl_goto_reference): Adjust for pointer_map API.
29602 (convert_nl_goto_receiver): Adjust for pointer_map API.
29603 (create_nesting_tree): Create outside GGC space. Create bitmap on
29604 the new obstack. Create field_map and var_map as pointer_maps.
29605 (free_nesting_tree): Adjust for changes to create_nesting_tree.
29607 (lower_nested_functions): Move root here, no need to NULL it.
29608 Initialize and release the obstack.
29610 2007-02-06 Paolo Bonzini <bonzini@gnu.org>
29612 * tree.c (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p):
29613 Remove prototypes and make them non-static.
29614 (struct tree_int_map): Remove.
29615 * tree.h (struct tree_int_map): Move here, turning TO into an
29617 (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p): Declare.
29619 * tree.h (TREE_COMPLEXITY): Remove.
29620 (struct tree_exp): Remove complexity field.
29621 * tree.c (build1_stat): Don't set it.
29623 2007-02-06 Dorit Nuzman <dorit@il.ibm.com>
29624 Victor Kaplansky <victork@il.ibm.com>
29626 * tree-vectorizer.c (vect_is_simple_use): Support induction.
29627 (vect_is_simple_reduction): Support reduction with induction as
29628 one of the operands.
29629 (vect_is_simple_iv_evolution): Fix formatting.
29630 * tree-vect-analyze.c (vect_mark_stmts_to_be_vectorized): Fix
29631 formatting. Don't mark induction phis for vectorization.
29632 (vect_analyze_scalar_cycles): Analyze all inductions, then reductions.
29633 * tree-vect-transform.c (get_initial_def_for_induction): New function.
29634 (vect_get_vec_def_for_operand): Support induction.
29635 (vect_get_vec_def_for_stmt_copy): Fix formatting and add check for
29637 (vectorizable_reduction): Support reduction with induction as one of
29639 (vectorizable_type_demotion): Use def-type of stmt argument rather
29640 than dummy def-type.
29642 * tree-ssa-loop.c (gate_scev_const_prop): Return the value of
29643 flag_tree_scev_cprop.
29644 * common.opt (tree-scev-cprop): New flag.
29646 * tree-vect-transform.c (vect_create_destination_var): Use 'kind' in
29647 call to vect_get_new_vect_var.
29649 2007-02-06 Ira Rosen <irar@il.ibm.com>
29651 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Check that
29652 vectype is not NULL.
29653 (vect_pattern_recog_1): Likewise.
29655 2007-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
29657 * fold-const.c (negate_expr_p): Handle CONJ_EXPR.
29658 (fold_negate_expr): Likewise.
29660 2007-02-05 Alexandre Oliva <aoliva@redhat.com>
29663 * dwarf2out.c (modified_type_die): Follow DECL_ORIGINAL_TYPE
29664 even if cv-qualification is the same.
29666 2007-02-05 Geoffrey Keating <geoffk@apple.com>
29668 * config/rs6000/darwin-tramp.asm (__trampoline_setup): Call
29669 __enable_execute_stack on completion.
29671 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
29673 * config/i386/athlon.md (athlon_fldxf_k8, athlon_fld_k8,
29674 athlon_fstxf_k8, athlon_fst_k8, athlon_fist, athlon_fmov,
29675 athlon_fadd_load, athlon_fadd_load_k8, athlon_fadd, athlon_fmul,
29676 athlon_fmul_load, athlon_fmul_load_k8, athlon_fsgn,
29677 athlon_fdiv_load, athlon_fdiv_load_k8, athlon_fdiv_k8,
29678 athlon_fpspc_load, athlon_fpspc, athlon_fcmov_load,
29679 athlon_fcmov_load_k8, athlon_fcmov_k8, athlon_fcomi_load_k8,
29680 athlon_fcomi, athlon_fcom_load_k8, athlon_fcom): Added amdfam10.
29682 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
29684 * config/i386/i386.md (x86_sahf_1, cmpfp_i_mixed, cmpfp_i_sse,
29685 cmpfp_i_i387, cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387,
29686 swapsi, swaphi_1, swapqi_1, swapdi_rex64, fix_truncsfdi_sse,
29687 fix_truncdfdi_sse, fix_truncsfsi_sse, fix_truncdfsi_sse,
29688 x86_fldcw_1, floatsisf2_mixed, floatsisf2_sse, floatdisf2_mixed,
29689 floatdisf2_sse, floatsidf2_mixed, floatsidf2_sse,
29690 floatdidf2_mixed, floatdidf2_sse, muldi3_1_rex64, mulsi3_1,
29691 mulsi3_1_zext, mulhi3_1, mulqi3_1, umulqihi3_1, mulqihi3_insn,
29692 umulditi3_insn, umulsidi3_insn, mulditi3_insn, mulsidi3_insn,
29693 umuldi3_highpart_rex64, umulsi3_highpart_insn,
29694 umulsi3_highpart_zext, smuldi3_highpart_rex64,
29695 smulsi3_highpart_insn, smulsi3_highpart_zext, x86_64_shld,
29696 x86_shld_1, x86_64_shrd, sqrtsf2_mixed, sqrtsf2_sse,
29697 sqrtsf2_i387, sqrtdf2_mixed, sqrtdf2_sse, sqrtdf2_i387,
29698 sqrtextendsfdf2_i387, sqrtxf2, sqrtextendsfxf2_i387,
29699 sqrtextenddfxf2_i387): Added amdfam10_decode.
29701 * config/i386/athlon.md (athlon_idirect_amdfam10,
29702 athlon_ivector_amdfam10, athlon_idirect_load_amdfam10,
29703 athlon_ivector_load_amdfam10, athlon_idirect_both_amdfam10,
29704 athlon_ivector_both_amdfam10, athlon_idirect_store_amdfam10,
29705 athlon_ivector_store_amdfam10): New define_insn_reservation.
29706 (athlon_idirect_loadmov, athlon_idirect_movstore): Added
29709 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
29711 * config/i386/athlon.md (athlon_call_amdfam10,
29712 athlon_pop_amdfam10, athlon_lea_amdfam10): New
29713 define_insn_reservation.
29714 (athlon_branch, athlon_push, athlon_leave_k8, athlon_imul_k8,
29715 athlon_imul_k8_DI, athlon_imul_mem_k8, athlon_imul_mem_k8_DI,
29716 athlon_idiv, athlon_idiv_mem, athlon_str): Added amdfam10.
29718 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
29720 * config/i386/athlon.md (athlon_sseld_amdfam10,
29721 athlon_mmxld_amdfam10, athlon_ssest_amdfam10,
29722 athlon_mmxssest_short_amdfam10): New define_insn_reservation.
29724 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
29726 * config/i386/athlon.md (athlon_sseins_amdfam10): New
29727 define_insn_reservation.
29728 * config/i386/i386.md (sseins): Added sseins to define_attr type
29729 and define_attr unit.
29730 * config/i386/sse.md: Set type attribute to sseins for insertq
29733 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
29735 * config/i386/athlon.md (sselog_load_amdfam10, sselog_amdfam10,
29736 ssecmpvector_load_amdfam10, ssecmpvector_amdfam10,
29737 ssecomi_load_amdfam10, ssecomi_amdfam10,
29738 sseaddvector_load_amdfam10, sseaddvector_amdfam10): New
29739 define_insn_reservation.
29740 (ssecmp_load_k8, ssecmp, sseadd_load_k8, seadd): Added amdfam10.
29742 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
29744 * config/i386/athlon.md (cvtss2sd_load_amdfam10,
29745 cvtss2sd_amdfam10, cvtps2pd_load_amdfam10, cvtps2pd_amdfam10,
29746 cvtsi2sd_load_amdfam10, cvtsi2ss_load_amdfam10,
29747 cvtsi2sd_amdfam10, cvtsi2ss_amdfam10, cvtsd2ss_load_amdfam10,
29748 cvtsd2ss_amdfam10, cvtpd2ps_load_amdfam10, cvtpd2ps_amdfam10,
29749 cvtsX2si_load_amdfam10, cvtsX2si_amdfam10): New
29750 define_insn_reservation.
29752 * config/i386/sse.md (cvtsi2ss, cvtsi2ssq, cvtss2si,
29753 cvtss2siq, cvttss2si, cvttss2siq, cvtsi2sd, cvtsi2sdq,
29754 cvtsd2si, cvtsd2siq, cvttsd2si, cvttsd2siq,
29755 cvtpd2dq, cvttpd2dq, cvtsd2ss, cvtss2sd,
29756 cvtpd2ps, cvtps2pd): Added amdfam10_decode attribute.
29758 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
29760 * config/i386/athlon.md (athlon_ssedivvector_amdfam10,
29761 athlon_ssedivvector_load_amdfam10, athlon_ssemulvector_amdfam10,
29762 athlon_ssemulvector_load_amdfam10): New define_insn_reservation.
29763 (athlon_ssediv, athlon_ssediv_load_k8, athlon_ssemul,
29764 athlon_ssemul_load_k8): Added amdfam10.
29766 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
29768 * config/i386/i386.h (TARGET_SSE_UNALIGNED_MOVE_OPTIMAL): New macro.
29769 (x86_sse_unaligned_move_optimal): New variable.
29771 * config/i386/i386.c (x86_sse_unaligned_move_optimal): Enable for
29773 (ix86_expand_vector_move_misalign): Add code to generate movupd/movups
29774 for unaligned vector SSE double/single precision loads for AMDFAM10.
29776 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
29778 * config/i386/i386.h (TARGET_AMDFAM10): New macro.
29779 (TARGET_CPU_CPP_BUILTINS): Add code for amdfam10.
29780 Define TARGET_CPU_DEFAULT_amdfam10.
29781 (TARGET_CPU_DEFAULT_NAMES): Add amdfam10.
29782 (processor_type): Add PROCESSOR_AMDFAM10.
29784 * config/i386/i386.md: Add amdfam10 as a new cpu attribute to match
29785 processor_type in config/i386/i386.h.
29786 Enable imul peepholes for TARGET_AMDFAM10.
29788 * config.gcc: Add support for --with-cpu option for amdfam10.
29790 * config/i386/i386.c (amdfam10_cost): New variable.
29791 (m_AMDFAM10): New macro.
29792 (m_ATHLON_K8_AMDFAM10): New macro.
29793 (x86_use_leave, x86_push_memory, x86_movx, x86_unroll_strlen,
29794 x86_cmove, x86_3dnow_a, x86_deep_branch, x86_use_simode_fiop,
29795 x86_promote_QImode, x86_integer_DFmode_moves,
29796 x86_partial_reg_dependency, x86_memory_mismatch_stall,
29797 x86_accumulate_outgoing_args, x86_arch_always_fancy_math_387,
29798 x86_sse_partial_reg_dependency, x86_sse_typeless_stores,
29799 x86_use_ffreep, x86_use_incdec, x86_four_jump_limit,
29800 x86_schedule, x86_use_bt, x86_cmpxchg16b, x86_pad_returns):
29801 Enable/disable for amdfam10.
29802 (override_options): Add amdfam10_cost to processor_target_table.
29803 Set up PROCESSOR_AMDFAM10 for amdfam10 entry in
29804 processor_alias_table.
29805 (ix86_issue_rate): Add PROCESSOR_AMDFAM10.
29806 (ix86_adjust_cost): Add code for amdfam10.
29808 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
29810 * config/i386/i386.opt: Add new Advanced Bit Manipulation (-mabm)
29811 instruction set feature flag. Add new (-mpopcnt) flag for popcnt
29812 instruction. Add new SSE4A (-msse4a) instruction set feature flag.
29813 * config/i386/i386.h: Add builtin definition for SSE4A.
29814 * config/i386/i386.md: Add support for ABM instructions
29815 (popcnt and lzcnt).
29816 * config/i386/sse.md: Add support for SSE4A instructions
29817 (movntss, movntsd, extrq, insertq).
29818 * config/i386/i386.c: Add support for ABM and SSE4A builtins.
29819 Add -march=amdfam10 flag.
29820 * config/i386/ammintrin.h: Add support for SSE4A intrinsics.
29821 * doc/invoke.texi: Add documentation on flags for sse4a, abm, popcnt
29823 * doc/extend.texi: Add documentation for SSE4A builtins.
29825 2007-02-05 Bob Wilson <bob.wilson@acm.org>
29827 * config/xtensa/xtensa.c (constantpool_mem_p): Skip over SUBREGs.
29829 2007-02-05 Richard Guenther <rguenther@suse.de>
29831 * tree-vectorizer.h (vectorizable_function): Add argument type
29832 argument, change return type.
29833 * tree-vect-patterns.c (vect_recog_pow_pattern): Adjust caller.
29834 * tree-vect-transform.c (vectorizable_function): Handle extra
29835 argument, return vectorized function decl.
29836 (build_vectorized_function_call): Remove.
29837 (vectorizable_call): Handle calls with result and argument types
29838 differing. Handle loop vectorization factor correctly.
29839 * targhooks.c (default_builtin_vectorized_function): Adjust for
29841 * targhooks.h (default_builtin_vectorized_function): Likewise.
29842 * target.h (builtin_vectorized_function): Add argument type
29844 * config/i386/i386.c (ix86_builtin_vectorized_function): Handle
29845 extra argument, allow vectorizing of lrintf.
29846 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Adjust
29847 documentation of target hook.
29849 2007-02-05 Hans-Peter Nilsson <hp@axis.com>
29852 * config/cris/cris.md ("*andsi_movu", "*andsi_clear", "*andhi_movu")
29853 ("*andhi_clear", andu (casesi+45)): For size-changed operand where
29854 memory is allowed, require !side_effects_p, not just !MEM_VOLATILE_P.
29856 2007-02-05 Roger Sayle <roger@eyesopen.com>
29858 * fold-const.c (fold_unary) <REAL_PART>: Test for availability of
29859 BUILT_IN_COS before simplifying REAL_PART(CEXPI)) to COS.
29860 <IMAG_PART>: Likewise, check for availability of BUILT_IN_SIN.
29861 * builtins.c (fold_builtin_sincos): Check for TARGET_C99_FUNCTIONS
29862 before canonicalizing sincos to cexpi.
29863 (fold_builtin_cexp): Likewise, for canonicalizing cexp to cexpi.
29865 2007-02-05 Roger Sayle <roger@eyesopen.com>
29867 * config/alpha/alpha.c (alpha_add_builtins): New Helper function.
29868 Set TREE_READONLY and TREE_NOTHROW directly, not via attributes.
29869 (alpha_init_builtins): Use alpha_add_builtins to process tables.
29871 2007-02-05 Roger Sayle <roger@eyesopen.com>
29873 * mips-tfile.c (initialize_init_file): Correct endianness test.
29875 2007-02-05 Kazu Hirata <kazu@codesourcery.com>
29877 * config/m68k/m68k.md (pushdi-1, pushdi, movsi+1): Don't use
29878 the 'y' constraint.
29880 2007-02-05 Richard Sandiford <richard@codesourcery.com>
29882 * dwarf2out.c (dwarf2out_frame_debug_expr): Record the register
29883 saves in a PARALLEL before the register assignments.
29885 2007-02-05 Richard Sandiford <richard@codesourcery.com>
29887 * doc/tm.texi (DWARF_ALT_FRAME_RETURN_COLUMN): Do not require
29888 DWARF_FRAME_RETURN_COLUMN to be a general register.
29889 * dwarf2out.c (init_return_column_size): New function, split from...
29890 (expand_builtin_init_dwarf_reg_sizes): ...here. Allow both
29891 DWARF_FRAME_RETURN_COLUMN and DWARF_ALT_FRAME_RETURN_COLUMN
29892 to be nongeneral registers.
29893 * config/m68k/m68k.h (DWARF_FRAME_REGNUM): Only map FP and
29895 (DWARF_FRAME_REGISTERS, DWARF_FRAME_RETURN_COLUMN): Define.
29896 (DWARF_ALT_FRAME_RETURN_COLUMN): Define.
29898 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
29900 * cfgcleanup.c (try_optimize_cfg): Avoid removing ENTRY_BLOCK_PTR.
29902 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
29904 * cfgloopmanip.c (loop_delete_branch_edge): Removed.
29905 (remove_path): Use can_remove_branch_p and remove_branch instead
29906 of loop_delete_branch_edge.
29907 * tree-ssa-loop-manip.c (scale_dominated_blocks_in_loop): New function.
29908 (tree_transform_and_unroll_loop): Remove dead branches immediately.
29909 Update profile using scale_dominated_blocks_in_loop.
29910 * cfghooks.c (can_remove_branch_p, remove_branch): New functions.
29911 * cfghooks.h (struct cfg_hooks): Add can_remove_branch_p.
29912 (can_remove_branch_p, remove_branch): Declare.
29913 * tree-cfg.c (tree_can_remove_branch_p): New function.
29914 (tree_cfg_hooks): Add tree_can_remove_branch_p.
29915 * cfgrtl.c (rtl_can_remove_branch_p): New function.
29916 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add rtl_can_remove_branch_p.
29918 2007-02-05 Jan Hubicka <jh@suse.cz>
29920 PR middle-end/30696
29921 * ipa-inline.c (cgraph_clone_inlined_nodes): When there are unanalyzed
29922 nodes in cgraph, don't remove offline copy of the function.
29924 2007-02-04 Jan Hubicka <jh@suse.cz>
29926 * tree-sra.c (sra_walk_expr): Add linebreaks. BITFIELD_REFs into
29927 vectors might cause maybe_lookup_element_for_expr to be called
29928 on non-sra-candidate.
29930 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
29932 * config/bfin/bfin-modes.def, config/bfin/bfin.c,
29933 config/bfin/bfin.md, config/bfin/predicates.md: Follow
29934 spelling conventions.
29936 2007-02-04 Richard Guenther <rguenther@suse.de>
29938 PR middle-end/30636
29939 * fold-const.c (try_move_mult_to_index): Make sure to not
29940 overflow one dimension of a multi-dimensional array access.
29942 2007-02-04 Jan Hubicka <jh@suse.cz>
29944 * passes.c (init_optimization_passes): Reindent.
29946 2007-02-04 Jan Hubicka <jh@suse.cz>
29947 Eric Botcazou <ebotcazou@adacore.com>
29949 * tree-optimize.c (has_abnormal_outgoing_edge_p): Move to...
29950 (execute_fixup_cfg): Break out the abnormal goto code.
29951 * tree-inline.c (has_abnormal_outgoing_edge_p): ...here.
29952 (make_nonlocal_label_edges): Move here from execute_fixup_cfg.
29953 (optimize_inline_calls): Call make_nonlocal_label_edges.
29955 2007-02-04 Jan Hubicka <jh@suse.cz>
29957 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Return
29958 true when something was changed.
29959 (rename_ssa_copies): When something was changed, do
29960 TODO_remove_unused_locals.
29961 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
29962 add TODO_remove_unused_locals when instruction was removed.
29964 2007-02-04 Jan Hubicka <jh@suse.cz>
29966 * ipa-inline.c (try_inline): Improve debug output; work on already
29968 (cgraph_decide_inlining_incrementally): Indent; improve debug output;
29969 call try_inline for already inlined edges too when flattening;
29970 inline also functions that make callee growth but overall unit size
29973 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
29975 * config/m32c/bitops.md, config/m32c/jump.md,
29976 config/m32c/m32c.c, config/m32c/m32c.h, config/m32r/m32r.c,
29977 config/m32r/m32r.h, config/m32r/m32r.md,
29978 config/m32r/predicates.md, config/m68hc11/larith.asm,
29979 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
29980 config/m68k/m68k.h, config/mcore/mcore.md, config/mips/4k.md,
29981 config/mips/mips-protos.h, config/mips/mips.c,
29982 config/mips/mips.h, config/mips/mips.md, config/mips/mips16.S,
29983 config/mn10300/mn10300.h, config/mn10300/predicates.md,
29984 config/mt/mt.c, config/mt/mt.h, config/mt/mt.md: Follow
29985 spelling conventions.
29987 * config/v850/v850.c, config/v850/v850.h, config/v850/v850.md:
29988 Follow spelling conventions.
29990 2007-02-03 Douglas Gregor <doug.gregor@gmail.com>
29992 * c-opts.c (c_common_post_options): If C++0x mode is enabled, don't
29993 warn about C++0x compatibility.
29995 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
29997 * config/h8300/h8300.c, config/h8300/h8300.h,
29998 config/h8300/h8300.md: Follow spelling conventions.
30000 2007-02-03 Uros Bizjak <ubizjak@gmail.com>
30002 PR middle-end/30667
30003 * combine.c (try_combine): Do not substitute source operand
30004 with constants wider than 2 * HOST_BITS_PER_WIDE_INT.
30006 2007-02-03 Jan Hubicka <jh@suse.cz>
30008 PR gcov-profile/30650
30009 * value-prof.c (stringop_block_profile): Fix handling of size counter;
30010 do not divide by zero for never executed counters.
30011 (tree_find_values_to_profile): Fix counters.
30012 * gcov-ui.h (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): Fix comments.
30014 2007-02-03 Ian Lance Taylor <iant@google.com>
30016 * lower-subreg.c (simple_move_operand): New static function,
30017 broken out of simple_move. Reject LABEL_REF, SYMBOL_REF, and HIGH
30019 (simple_move): Call simple_move_operand.
30020 (find_decomposable_subregs): Add special handling of MEMs.
30021 (can_decompose_p): Rename from cannot_decompose_p. Reverse
30022 meaning of return value. If we see a hard register, test whether
30023 it can store a word_mode value. Change all callers.
30025 2007-02-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
30027 * pa.md (addvdi3, addvsi3, subvdi3, subvsi3, negvdi2, negvsi2): New
30028 ftrapv insns and expanders.
30029 (subdi3): Change define_expand operand 1 to arith11_operand, and
30030 operand 2 to reg_or_0_operand. Change constraints of 64-bit insn
30031 pattern to handle reg_or_0 operands. Revise 32-bit insn pattern to
30032 handle 11-bit constants and reg_or_0 operands in operands 1 and 2,
30035 PR middle-end/30174
30036 * varasm.c (notice_global_symbol): Treat global objects as weak when
30037 flag_shlib is true.
30039 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
30041 * emit-rtl.c (dconstpi): Delete.
30042 (dconstsqrt2): New.
30043 (init_emit_once): Delete dconstpi and init dconstsqrt2.
30044 * real.h (dconstpi): Delete.
30045 (dconstsqrt2): New.
30046 * builtins.c (fold_builtin_cabs): Use dconstsqrt2.
30047 (fold_builtin_hypot): Likewise.
30049 2007-02-03 Tom Tromey <tromey@redhat.com>
30052 * gcc.c (cpp_unique_options): Any of -ggdb3, -gstabs3,
30053 -gcoff3, -gxcoff3, -gvms3 implies -dD.
30055 2007-02-03 Kazu Hirata <kazu@codesourcery.com>
30057 * c-decl.c, config/avr/avr.c, config/avr/avr.h,
30058 config/m68k/m68k.c, config/m68k/netbsd-elf.h,
30059 config/mn10300/mn10300.c, config/pdp11/pdp11.h,
30060 config/rs6000/cell.md, config/rs6000/darwin.h,
30061 config/sh/sh.md, config/sh/sh4-300.md, config/spu/spu.c,
30062 config/spu/spu.md, cselib.c, expr.c, haifa-sched.c, hwint.h,
30063 jump.c, reload.c, sched-deps.c, sched-int.h, tree-inline.c,
30064 tree-profile.c, tree-ssa-live.h, tree-vrp.c: Fix comment
30065 typos. Follow spelling conventions.
30066 * doc/invoke.texi: Follow spelling conventions.
30068 2007-02-03 Roger Sayle <roger@eyesopen.com>
30070 * simplify-rtx.c (simplify_relational_operation_1): Implement some
30071 canonicalization transformations that attempt to simplify integer
30072 constant comparisons to become comparisons against zero.
30074 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
30076 * builtins.c (fold_builtin_cabs): Fold cabs(x+xi) into
30078 * fold-const.c (fold_binary): Fix comment typos. Fold complex
30079 (x,0)-(0,y) into (x,-y). Likewise (0,y)-(x,0) into (-x,y).
30081 2007-02-02 Mike Stump <mrs@apple.com>
30083 * config/darwin9.h (DARWIN_LINKER_GENERATES_ISLANDS): Add.
30084 * config/rs6000/rs6000.c (DARWIN_GENERATE_ISLANDS): Add.
30085 (output_call): Use DARWIN_GENERATE_ISLANDS to decide when to
30086 generate a branch island.
30088 2007-02-02 Bob Wilson <bob.wilson@acm.org>
30090 * config/xtensa/xtensa.c (smalloffset_mem_p): Use BASE_REG_P.
30091 (xtensa_legitimate_address_p): New.
30092 (xtensa_legitimize_address): New.
30093 (xtensa_output_addr_const_extra): New.
30094 * config/xtensa/xtensa.h (REG_OK_STRICT_FLAG): Define.
30096 (REG_OK_FOR_BASE_P): Use BASE_REG_P.
30097 (GO_IF_LEGITIMATE_ADDRESS): Move code to xtensa_legitimate_address_p.
30098 (LEGITIMIZE_ADDRESS): Move code to xtensa_legitimize_address.
30099 (OUTPUT_ADDR_CONST_EXTRA): Move code to xtensa_output_addr_const_extra.
30100 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): New.
30101 (xtensa_legitimize_address): New.
30102 (xtensa_output_addr_const_extra): New.
30104 2007-02-02 Steve Ellcey <sje@cup.hp.com>
30106 * config/ia64/ia64.c (ia64_print_operand): Fix compare strings.
30108 2007-02-02 Ian Lance Taylor <iant@google.com>
30110 * expmed.c (expand_divmod): Add comment.
30112 2007-02-02 Kazu Hirata <kazu@codesourcery.com>
30114 * emit-rtl.c (renumber_insns): Remove.
30115 * flags.h: Remove the extern for flag_renumber_insns.
30116 * rtl.h: Remove the prototype for renumber_insns.
30117 * toplev.c (flag_renumber_insns): Remove.
30119 2007-02-02 Hui-May Chang <hm.chang@apple.com>
30121 Revert for x86 darwin:
30122 2005-06-19 Uros Bizjak <uros@kss-loka.si>
30124 * config/i386/i386.c (ix86_function_arg_regno_p): Put back the
30125 code before the following patch under TARGET_MACHO.
30126 (ix86_function_value_regno_p): Likewise.
30128 2007-02-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
30130 * fold-const.c (negate_expr_p, fold_negate_expr): Handle
30133 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
30136 * config/ia64/ia64.c (ia64_speculate_insn): Restrict to memory
30137 loads to general or fp registers. Add comments.
30138 * config/ia64/ia64.md (reg_pred_prefix): Add comment.
30140 2007-02-02 Paolo Bonzini <bonzini@gnu.org>
30142 * pointer-set.c (insert_aux): Only return insertion slot.
30143 (pointer_set_insert): Adjust.
30144 (pointer_set_traverse, struct pointer_map_t, pointer_map_create,
30145 pointer_map_destroy, pointer_map_insert, pointer_map_contains,
30146 pointer_map_traverse): New.
30147 * pointer-set.h (pointer_set_traverse, struct pointer_map_t,
30148 pointer_map_create, pointer_map_destroy, pointer_map_insert,
30149 pointer_map_contains, pointer_map_traverse): Declare.
30151 2007-02-02 Jakub Jelinek <jakub@redhat.com>
30153 PR middle-end/30473
30154 * builtins.c (fold_builtin_sprintf): Do not attempt to optimize
30155 sprintf (str, "%s"). Do not optimize sprintf (str, "nopercent", p++).
30157 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
30159 * sched-int.h (ds_to_dk, dk_to_ds): Declare functions.
30161 (struct _dep): New type.
30162 (dep_t): New typedef.
30163 (DEP_PRO, DEP_CON, DEP_KIND): New access macros.
30164 (DEP_STATUS): New access macro. The macro with the same name was
30165 renamed to DEP_LINK_STATUS.
30166 (dep_init): Declare function
30168 (struct _dep_link): New type.
30169 (dep_link_t): New typedef.
30170 (DEP_LINK_NODE, DEP_LINK_NEXT, DEP_LINK_PREV_NEXTP): New access macros.
30171 (DEP_LINK_DEP, DEP_LINK_PRO, DEP_LINK_CON, DEP_LINK_KIND): New macros.
30172 (DEP_LINK_STATUS): New macro.
30173 (debug_dep_links): New debug function.
30175 (struct _deps_list): New type.
30176 (deps_list_t): New typedef.
30177 (DEPS_LIST_FIRST): New access macro.
30178 (FOR_EACH_DEP_LINK): New cycle macro.
30179 (create_deps_list, free_deps_list, delete_deps_list): Declare
30181 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
30182 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
30183 (copy_deps_list_change_con): Ditto.
30185 (move_dep_link): Declare function.
30187 (struct _dep_node): New type.
30188 (dep_node_t): New typedef.
30189 (DEP_NODE_BACK, DEP_NODE_DEP, DEP_NODE_FORW): New access macros.
30191 (struct haifa_insn_data.back_deps): New field to hold backward
30192 dependencies of the insn.
30193 (struct haifa_insn_data.depend): Rename to forw_deps. Change its type
30195 (struct haifa_insn_data.resolved_deps): Rename to resolved_back_deps.
30196 Change its type to deps_list_t.
30197 (INSN_BACK_DEPS): New access macro to use instead of LOG_LINKS.
30198 (INSN_DEPEND): Rename to INSN_FORW_DEPS.
30199 (RESOLVED_DEPS): Rename to INSN_RESOLVED_BACK_DEPS.
30201 (INSN_COST): Move to haifa-sched.c. Use insn_cost () instead.
30203 (DEP_STATUS): Rename to DEP_LINK_STATUS. Fix typo in the comment.
30205 (add_forw_dep, delete_back_forw_dep, insn_cost): Update declaration
30207 (dep_cost): Declare.
30209 * sched-deps.c (CHECK): New macro to (en/dis)able sanity checks.
30210 (ds_to_dk, dk_to_ds): New functions.
30212 (init_dep_1): New static function.
30213 (init_dep): New function.
30214 (copy_dep): New static function.
30216 (dep_link_consistent_p, attach_dep_link, add_to_deps_list): New static
30218 (detach_dep_link): New static function.
30219 (move_dep_link): New function.
30221 (dep_links_consistent_p, dump_dep_links): New static functions.
30222 (debug_dep_links): New debugging function.
30224 (deps_obstack, dl_obstack, dn_obstack): New static variables.
30226 (alloc_deps_list, init_deps_list): New static functions.
30227 (create_deps_list): New function.
30228 (clear_deps_list): New static function.
30229 (free_deps_list, delete_deps_list, deps_list_empty_p): New functions.
30230 (deps_list_consistent_p, dump_deps_list): New static functions.
30231 (debug_deps_list): New function.
30232 (add_back_dep_to_deps_list, find_link_by_pro_in_deps_list): New
30234 (find_link_by_con_in_deps_list, copy_deps_list_change_con): Ditto.
30236 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Update to
30237 use new scheduler dependencies lists.
30238 (add_back_dep, delete_all_dependences, fixup_sched_groups): Ditto.
30239 (sched_analyze): Ditto. Initialize dependencies lists.
30240 (add_forw_dep, compute_forward_dependences): Update to use new
30241 scheduler dependencies lists.
30243 (init_dependency_caches): Init deps_obstack.
30244 (free_dependency_caches): Free deps_obstack.
30246 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Update to use
30247 new scheduler dependencies lists.
30248 (delete_forw_dep, add_or_update_back_forw_dep): Ditto.
30249 (add_back_forw_dep, delete_back_forw_dep): Ditto.
30251 * sched-rgn.c (set_spec_fed, find_conditional_protection, is_pfree):
30252 Update to use new scheduler dependencies lists.
30253 (is_conditionally_protected, is_prisky, add_branch_dependences): Ditto.
30254 (debug_dependencies): Ditto.
30255 (schedule_region): Update comments.
30257 * sched-ebb.c (earliest_block_with_similiar_load): Update to use new
30258 scheduler dependencies lists.
30259 (schedule_ebb): Update comments.
30261 * rtl.def (DEPS_LIST): Remove.
30263 * lists.c (unused_deps_list): Remove.
30264 (free_list): Update assertions.
30266 (alloc_DEPS_LIST, free_DEPS_LIST_list, free_DEPS_LIST_node): Remove.
30267 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
30269 * rtl.h (free_DEPS_LIST_list, alloc_DEPS_LIST): Remove declarations.
30270 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
30272 * haifa-sched.c (comments): Update.
30273 (insn_cost1): Remove. Inline the code into insn_cost ().
30274 (insn_cost): Update to use new scheduler dependencies lists. Move
30275 processing of the dependency cost to dep_cost ().
30276 (dep_cost): New function. Use it instead of insn_cost () when
30277 evaluating cost of the dependency. Use compatible interface to
30278 interact with the target.
30279 (priority): Update to use new scheduler dependencies lists.
30280 (rank_for_schedule): Ditto. Optimize heuristic that prefers the insn
30281 with greater number of insns that depend on the insn.
30282 (schedule_insn): Update to use new scheduler dependencies lists. Add
30283 code to free backward dependencies lists. Inline and optimize code
30284 from resolve_dep () - see PR28071.
30285 (ok_for_early_queue_removal): Update to use new scheduler dependencies
30286 lists. Update call to targetm.sched.is_costly_dependence hook.
30288 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
30289 scheduler dependencies lists.
30291 (resolve_dep): Remove. Move the logic to schedule_insn ().
30292 (init_h_i_d): Initialize dependencies lists.
30294 (process_insn_depend_be_in_spec): Rename to
30295 process_insn_forw_deps_be_in_spec. Update to use new scheduler
30296 dependencies lists.
30297 (add_to_speculative_block, create_check_block_twin, fix_recovery_deps):
30298 Update to use new scheduler dependencies lists.
30299 (clear_priorities, calc_priorities, add_jump_dependencies): Ditto.
30301 * ddg.c (create_ddg_dependence, create_ddg_dep_no_link): Update to use
30302 new scheduler dependencies lists.
30303 (build_intra_loop_deps): Ditto.
30305 * target.h (struct _dep): Declare to use in
30306 gcc_target.sched.is_costly_dependence.
30307 (struct gcc_target.sched.adjust_cost): Fix typo.
30308 (struct gcc_target.sched.is_costly_dependence): Change signature to
30309 use single dep_t parameter instead of an equivalent triad.
30310 (struct gcc_target.sched.adjust_cost_2): Remove.
30312 * target-def.h (TARGET_SCHED_ADJUST_COST_2): Remove.
30314 * reg-notes.def (DEP_TRUE, DEP_OUTPUT, DEP_ANTI): Update comments.
30316 * doc/tm.texi (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Update
30318 (TARGET_SCHED_ADJUST_COST_2): Remove documentation.
30320 * doc/rtl.texi (LOG_LINKS): Remove part about instruction scheduler.
30321 (REG_DEP_TRUE): Document.
30323 * config/ia64/ia64.c (ia64_adjust_cost_2): Rename to ia64_adjust_cost.
30324 Change signature to correspond to the targetm.sched.adjust_cost hook.
30325 Update use in TARGET_SCHED_ADJUST_COST_2.
30326 (TARGET_SCHED_ADJUST_COST_2): Rename to TARGET_SCHED_ADJUST_COST.
30327 (ia64_dependencies_evaluation_hook, ia64_dfa_new_cycle): Update to use
30328 new scheduler dependencies lists.
30329 (ia64_gen_check): Ditto.
30331 * config/mips/mips.c (vr4130_swap_insns_p): Update to use new
30332 scheduler dependencies lists.
30334 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Change
30335 signature to correspond to the targetm.sched.is_costly_dependence hook.
30336 (is_costly_group): Update to use new scheduler dependencies lists.
30338 * config/spu/spu.c (spu_sched_adjust_cost): Use insn_cost () function
30339 instead of INSN_COST () macro.
30341 2007-02-01 Ian Lance Taylor <iant@google.com>
30343 * lower-subreg.c (resolve_clobber): Handle a subreg of a concatn.
30345 2007-02-01 Guy Martin <gmsoft@gentoo.org>
30347 * pa.md (tp_load): Correct mfctl instruction syntax.
30349 2007-02-01 Geoffrey Keating <geoffk@apple.com>
30351 * config/rs6000/rs6000.c (rs6000_stack_info): Correct
30352 altivec_padding_size calculation on AIX. Improve comment, add
30353 assert to verify that it's right.
30355 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Don't define for
30358 2007-2-01 Seongbae Park <seongbae.park@gmail.com>
30360 PR inline-asm/28686
30361 * global.c (global_alloc): Add mising initialization of
30364 2007-02-01 Roger Sayle <roger@eyesopen.com>
30366 * alias.c (init_alias_analysis): Correct whitespace.
30367 * bb-reorder.c (fix_edges_for_rarely_executed_code,
30368 partition_hot_cold_basic_blocks): Likewise.
30369 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
30370 expand_builtin_sprintf, fold_builtin_carg, fold_builtin_sprintf,
30371 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
30372 fold_builtin_snprintf_chk, fold_builtin_printf,
30373 fold_builtin_fprintf, do_mpfr_ckconv, do_mpfr_arg1, do_mpfr_arg2,
30374 do_mpfr_arg3, do_mpfr_sincos): Likewise.
30375 * cfgcleanup.c (cleanup_cfg): Likewise.
30376 * cfgexpand.c (tree_expand_cfg): Likewise.
30377 * fold-const.c (fold_binary) <RDIV_EXPR>: Likewise.
30378 * function.c (get_next_funcdef_no): Likewise.
30379 * gengtype.c (main): Likewise.
30380 * genmodes.c (main): Likewise.
30381 * gcse.c (bypass_conditional_jumps, print_ldst_list): Likewise.
30382 * haifa-sched.c (schedule_block, extend_h_i_d): Likewise.
30383 * ifcvt.c (noce_emit_move_insn): Likewise.
30384 * modulo-sched.c (generate_prolog_epilog, sms_schedule_by_order):
30386 * stor-layout.c (get_best_mode): Likewise.
30387 * tree-ssa-loop-niter.c (get_val_for): Likewise.
30388 * tree-ssa-structalias.c (get_varinfo, get_varinfo_fc,
30389 scc_visit, do_ds_constraint, do_complex_constraint, label_visit,
30390 perform_var_substitution, solve_graph): Likewise.
30391 * tree-vrp.c (vrp_finalize): Likewise.
30393 2007-02-01 Ian Lance Taylor <iant@google.com>
30395 * lower-subreg.c (simplify_gen_subreg_concatn): If we ask for the
30396 high part of a paradoxical subreg, return a constant zero.
30398 2007-02-01 Zdenek Dvorak <dvorakz@suse.cz>
30400 * toplev.c (lang_dependent_init): Call init_set_costs.
30401 * loop-init.c (loop_optimizer_init): Do not call init_set_costs.
30403 2007-02-01 Richard Guenther <rguenther@suse.de>
30405 PR middle-end/30656
30406 * fold-const.c (fold_negate_expr): Allow negating a
30407 constant if overflow does not change.
30409 2007-02-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
30411 * doc/c-tree.texi (Expression trees): Improve markup.
30412 * doc/tm.texi (Register Classes, Addressing Modes)
30413 (Floating Point): Fix spacing after abbreviations. Fix some
30416 2007-02-01 Ben Elliston <bje@au.ibm.com>
30418 * doc/invoke.texi: Replace "bugfix" with "bug fix" throughout.
30419 * doc/contrib.texi: Likewise.
30420 * doc/install.texi: Likewise.
30422 2007-01-31 Richard Henderson <rth@redhat.com>
30423 Ian Lance Taylor <iant@google.com>
30425 * lower-subreg.c: New file.
30426 * rtl.def (CONCATN): Define.
30427 * passes.c (init_optimization_passes): Add pass_lower_subreg and
30428 pass_lower_subreg2.
30429 * emit-rtl.c (update_reg_offset): New static function, broken out
30430 of gen_rtx_REG_offset.
30431 (gen_rtx_REG_offset): Call update_reg_offset.
30432 (gen_reg_rtx_offset): New function.
30433 * regclass.c: Revert patch of 2006-03-05, restoring
30435 (clear_reg_info_regno): New function.
30436 * dwarf2out.c (concatn_loc_descriptor): New static function.
30437 (loc_descriptor): Handle CONCATN.
30438 * common.opt (fsplit_wide_types): New option.
30439 * opts.c (decode_options): Set flag_split_wide_types when
30441 * timevar.def (TV_LOWER_SUBREG): Define.
30442 * rtl.h (gen_reg_rtx_offset): Declare.
30443 (reg_scan_update): Declare.
30444 * regs.h (clear_reg_info_regno): Declare.
30445 * tree-pass.h (pass_lower_subreg): Declare.
30446 (pass_lower_subreg2): Declare.
30447 * doc/invoke.texi (Option Summary): List -fno-split-wide-types.
30448 (Optimize Options): Add -fsplit-wide-types to -O1 list. Document
30449 -fsplit-wide-types.
30450 * doc/rtl.texi (Regs and Memory): Document concat and concatn.
30451 * Makefile.in (OBJS-common): Add lower-subreg.o.
30452 (lower-subreg.o): New target.
30454 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
30456 * config/sh/sh.h (HAVE_SECONDARY_RELOADS): Remove.
30458 2007-01-31 Anatoly Sokolov <aesok@post.ru>
30461 * config/avr/avr.c (DWARF2_ADDR_SIZE): Define.
30463 2007-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
30465 PR middle-end/29335
30466 * builtins.c (fold_builtin_sqrt): Use MPFR for constant args.
30468 2007-01-31 Zdenek Dvorak <dvorakz@suse.cz>
30470 * cfgloop.h: Include vec-prim.h.
30471 (enum li_flags): Remove LI_ONLY_OLD.
30472 (loop_iterator): Changed.
30473 (fel_next, fel_init): Iterate over loop tree.
30474 (FOR_EACH_LOOP_BREAK): New macro.
30475 * loop-unswitch.c (unswitch_loops): Do not pass LI_ONLY_OLD to
30477 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Ditto.
30478 * modulo-sched.c (sms_schedule): Ditto.
30479 * tree-vectorizer.c (vectorize_loops): Ditto.
30480 * doc/loop.texi: Update information on loop numbering and behavior of
30481 FOR_EACH_LOOP wrto new loops.
30482 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop,
30483 add_to_evolution_1): Test nestedness of loops instead of comparing
30485 * tree-chrec.c (chrec_fold_plus_poly_poly,
30486 chrec_fold_multiply_poly_poly, chrec_evaluate,
30487 hide_evolution_in_other_loops_than_loop, chrec_component_in_loop_num,
30488 reset_evolution_in_loop): Ditto.
30489 * Makefile.in (CFGLOOP_H): Add vecprim.h dependency.
30491 2007-01-31 Dirk Mueller <dmueller@suse.de>
30493 * c-common.c (warn_about_parentheses): Separate warning about
30494 un-parenthized sequence of comparison operators from the one
30495 which is supposed to warn about x <= y <= z.
30497 2007-01-31 Uros Bizjak <ubizjak@gmail.com>
30499 * optabs.h (enum optab_index): Add new OTI_isinf.
30500 (isinf_optab): Define corresponding macro.
30501 * optabs.c (init_optabs): Initialize isinf_optab.
30502 * genopinit.c (optabs): Implement isinf_optab using isinf?f2
30504 * builtins.c (mathfn_built_in): Handle BUILT_IN_ISINF{,F,L}.
30505 (expand_builtin_interclass_mathfn): Expand BUILT_IN_ISINF{,F,L}
30507 (expand_builtin): Expand BUILT_IN_ISINF{,F,L} using
30508 expand_builtin_interclass_mathfn.
30509 * reg_stack.c (subst_stack_regs_pat): Handle UNSPEC_FXAM.
30510 * config/i386/i386.md (UNSPEC_FXAM): New constant.
30511 (fxam<mode>2_i387): New insn pattern.
30512 (isinf<mode>2) New expander to implement isinf, isinff and isinfl
30513 built-in functions as x87 inline asm.
30515 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
30517 * config/arm/unwind-arm.h (_sleb128_t, _uleb128_t): New.
30519 2007-01-30 Eric Christopher <echristo@apple.com>
30521 * config.gcc: Add geode.
30523 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
30525 * cgraphunit.c, config/arm/arm.c, config/m68k/m68k.c,
30526 ipa-inline.c, tree-profile.c, tree-ssa-live.c,
30527 tree-ssa-math-opts.c, tree-ssanames.c, tree-vect-analyze.c,
30528 value-prof.c: Fix comment typos.
30530 2007-01-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
30533 * doc/invoke.texi (Wpointer-arith): Document warning.
30535 2007-01-30 Janis Johnson <janis187@us.ibm.com>
30537 * doc/extend.texi (Decimal Floating Types): Remove decfloat.h from
30538 the list of discrepancies from the draft TR.
30540 2007-01-30 Dirk Mueller <dmueller@suse.de>
30543 * doc/invoke.texi (-Wreturn-type): Update description to
30544 match new behavior.
30546 2007-01-30 Richard Sandiford <richard@codesourcery.com>
30548 * cfgrtl.c (try_redirect_by_replacing_jump): Check only_sets_cc0_p.
30550 2007-01-30 Uros Bizjak <ubizjak@gmail.com>
30552 * builtins.c (expand_builtin_int_interclass_roundingfn): New function
30553 to handle optabs that operate on floating point input argument and
30554 output to integer output.
30555 (expand_builtin_mathfn) [BUILT_IN_ILOGB]: Move from here ...
30556 (expand_builtin_interclass_mathfn) [BUILT_IN_ILOGB]: ... to here.
30557 (expand_builtin): Expand BUILT_IN_ILOGB{,F,L} using
30558 expand_builtin_interclass_mathfn ().
30559 * config/i386/i386.md (fxtractxf3_i387): Rename from *fxtractxf3_i387.
30560 (ilogbsi2): Remove.
30561 (ilogbxf2, ilogb<mode>2): New expanders to implement ilogb, ilogbf and
30562 ilogbl built-in functions as x87 intrinsics.
30564 2007-01-30 Richard Guenther <rguenther@suse.de>
30566 PR middle-end/27657
30567 * dwarf2out.c (reference_to_unused): Query varpool if the
30568 variable was output.
30570 2007-01-30 Richard Guenther <rguenther@suse.de>
30572 PR middle-end/30313
30573 * passes.c (execute_one_pass): Reset in_gimple_form to not
30574 confuse non-unit-at-a-time mode.
30576 2007-01-29 Roger Sayle <roger@eyesopen.com>
30577 Richard Guenther <rguenther@suse.de>
30579 * fold-const.c (round_up): Make HIGH an unsigned HOST_WIDE_INT to
30580 avoid undefined behaviour on overflow. Use force_fit_type_double
30581 to construct the constant with the specified TREE_OVERFLOW.
30583 2007-01-29 Janis Johnson <janis187@us.ibm.com>
30585 * config/dfp-bit.c: Add parameterized support for fp exceptions.
30586 * config/dfp-bit.h: Ditto.
30588 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
30590 * c-decl.c (pop_scope): Replace warnings with call to
30591 warn_for_unused_label.
30592 * c-common.h (warn_for_unused_label): Declare.
30593 * c-common.c (warn_for_unused_label): Define.
30595 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
30597 * tree-optimize.c (update_inlined_to_pointers): Delete unused
30600 2007-01-29 Janis Johnson <janis187@us.ibm.com>
30602 * Makefile.in (USER_H): Remove decfloat.h.
30603 * ginclude/decfloat.h: Delete, moving contents to ...
30604 * ginclude/float.h: Add support for decimal floating point,
30605 guarded by __STDC_WANT_DEC_FP__.
30607 2007-01-29 Mike Stump <mrs@apple.com>
30609 * doc/gccint.texi (Top): Rename Loop Representation to Loop
30610 Analysis and Representation to resolve case insensitive conflict.
30611 * doc/loop.texi (Loop Analysis and Representation): Likewise.
30613 2007-01-28 Daniel Berlin <dberlin@dberlin.org>
30615 * tree.h (struct tree_memory_tag): Add aliases member.
30616 (MTAG_ALIASES): New macro.
30617 * tree-ssa-alias.c (alias_bitmap_obstack): New variable.
30618 (add_may_alias): Remove pointer-set. Update for may_aliases being
30620 (mark_aliases_call_clobbered): Update for may_aliases being a
30622 (compute_tag_properties): Ditto.
30623 (create_partition_for): Ditto.
30624 (compute_memory_partitions): Ditto.
30625 (dump_may_aliases_for): Ditto.
30626 (is_aliased_with): Ditto.
30627 (add_may_alias_for_new_tag): Ditto.
30628 (rewrite_alias_set_for): Rewrite for may_aliases being a bitmap.
30629 (compute_is_aliased): New function.
30630 (compute_may_aliases): Call compute_is_aliased).
30631 (init_alias_info): Initialize alias_bitmap_obstack.
30632 (union_alias_set_into): New function.
30633 (compute_flow_sensitive_aliasing): Use union_aliases_into.
30634 (have_common_aliases_p): Rewrite to take two bitmaps and use
30636 (compute_flow_insensitive_aliasing): Stop using pointer-sets.
30637 Update for bitmaps.
30638 (finalize_ref_all_pointers): Update for add_may_alias changes.
30639 (new_type_alias): Ditto.
30640 * tree-flow-inline.h (may_aliases): Return a bitmap.
30641 * tree-dfa.c (dump_variable): Check for MTAG_P'ness.
30642 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
30643 may_aliases being a bitmap.
30644 * tree-flow.h (struct var_ann_d): Remove may_aliases member.
30645 may_aliases now returns a bitmap.
30646 * tree-ssa-structalias.c (merge_smts_into): Update for may_aliases
30648 * tree-ssa-operands.c (add_virtual_operand): Update for
30649 may_aliases being a bitmap.
30651 2007-01-29 Daniel Berlin <dberlin@dberlin.org>
30653 PR tree-optimization/30630
30654 * tree-ssa-structalias.c (do_complex_constraint): Mark correct
30655 variable as changed.
30657 2007-01-29 Simon Martin <simartin@users.sourceforge.net>
30660 * gimplify.c (gimplify_target_expr): Make sure that the TARGET_EXPR is
30661 expanded only once even if an error occurs.
30663 2007-01-29 Ben Elliston <bje@au.ibm.com>
30665 * gcov-io.h (__gcov_indirect_call_profiler): Declare.
30666 (__gcov_average_profiler): Likewise.
30667 (__gcov_ior_profiler): Likewise.
30668 (__gcov_merge_ior): Likewise.
30670 2007-01-28 Jan Hubicka <jh@suse.cz>
30672 * builtins.c (expand_builtin_memset): Fix typo in my last patch.
30673 * value-prof.c (stringop_block_profile): Likewise.
30675 2007-01-28 Jan Hubicka <jh@suse.cz>
30677 * expr.c (emit_block_move_via_movmem, emit_block_move_via_libcall):
30678 Add variant handling histograms; add wrapper.
30679 (clear_storage_via_libcall): Export.
30680 (emit_block_move_hints): Break out from ...; add histograms.
30681 (emit_block_move): ... this one.
30682 (clear_storage_hints): Break out from ...; add histograms.
30683 (clear_storage): ... this one.
30684 (set_storage_via_memset): Handle histogram.
30685 * expr.h (emit_block_move_via_libcall, emit_block_move_hints): Declare.
30686 (clear_storage_hints, clear_storage_via_libcall): Declare.
30687 (set_storage_via_setmem): Update prototype.
30688 * doc/md.texi (movmem, setmem): Document new arguments.
30690 * value-prof.c (dump_histogram_value, tree_find_values_to_profile):
30691 Add new histograms.
30692 (stringop_block_profile): New global function.
30693 (tree_stringops_values_to_profile): Profile block size and alignment.
30694 * value-prof.h (enum hist_type): add HIST_TYPE_AVERAGE and
30696 (struct profile_hooks): Add gen_average_profiler and gen_ior_profiler.
30697 (stringop_block_profile): Declare.
30698 * builtins.c: Include value-prof.h.
30699 (expand_builtin_memcpy, expand_builtin_memset): Pass block profile.
30700 * gcov-ui.h (GCOV_COUNTER_NAMES): Add new counter.
30701 (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): New constants.
30702 (GCOV_COUNTERS, GCOV_LAST_VALUE_COUNTER): Update.
30703 * profile.c (instrument_values): Add new counters.
30704 * cfgexpand.c (expand_gimple_basic_block): Propagate histograms to
30706 * tree-profile.c (tree_average_profiler_fn, tree_ior_profiler_fn): New.
30707 (tree_init_edge_profiler): Build new profilers.
30708 (tree_gen_average_profiler, tree_gen_ior_profiler): New.
30709 (pass_tree_profile): Add dump.
30710 (tree_profile_hooks): Update.
30711 * Makefile.in (LIBGCOV): Add new constants.
30712 * libgcov.c (__gcov_merge_ior, __gcov_average_profiler,
30713 __gcov_ior_profiler): New.
30714 * config/i386/i386.md (movmem/setmem expanders): Add new optional
30717 2007-01-28 David Edelsohn <edelsohn@gnu.org>
30719 * doc/md.texi (Standard Pattern Names): Document blockage pattern.
30721 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
30723 * tree-ssa-loop-unswitch.c: Include tree-inline.h.
30724 (tree_unswitch_single_loop): Pass eni_size_weights to
30725 tree_num_loop_insns.
30726 * tree-ssa-loop-manip.c: Include tree-inline.h.
30727 (can_unroll_loop_p): Pass eni_size_weights to
30728 tree_num_loop_insns.
30729 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p):
30730 Pass eni_size_weights to estimate_num_insns.
30731 * tree.h (init_inline_once): Export.
30732 * toplev.c (backend_init): Call init_inline_once.
30733 * cgraphunit.c (cgraph_process_new_functions,
30734 cgraph_analyze_function): Pass eni_inlining_weights to
30735 estimate_num_insns.
30736 * ipa-inline.c (compute_inline_parameters): Ditto.
30737 * tree-ssa-loop-ivcanon.c (tree_num_loop_insns): Pass weights
30738 to estimate_num_insns.
30739 (try_unroll_loop_completely): Pass eni_size_weights to
30740 tree_num_loop_insns.
30741 * tree-eh.c (decide_copy_try_finally): Pass eni_size_weights
30742 ot estimate_num_insns.
30743 * tree-ssa-loop-prefetch.c: Include tree-inline.h.
30744 (loop_prefetch_arrays): Pass eni_time_weights to tree_num_loop_insns.
30745 * tree-inline.c (eni_inlining_weights, eni_size_weights,
30746 eni_time_weights): New variables.
30747 (init_inline_once): Initialize them.
30748 (struct eni_data): Mew.
30749 (estimate_num_insns_1, estimate_num_insns): Use weights.
30750 * tree-inline.h (struct eni_weights_d): New.
30751 (eni_inlining_weights, eni_size_weights, eni_time_weights): Declare.
30752 (estimate_num_insns): Declaration changed.
30753 * cfgloop.h (tree_num_loop_insns): Declaration changed.
30754 * Makefile.in (tree-ssa-loop-unswitch.o, tree-ssa-loop-prefetch.o,
30755 tree-ssa-loop-manip.o): Add TREE_INLINE_H dependency.
30757 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
30759 * tree-data-ref.c (conflict_fn): Assert that the number of affine
30760 relations in the conflict function is valid.
30762 2007-01-27 Ian Lance Taylor <iant@google.com>
30764 * common.opt: Add fstrict-overflow.
30765 * opts.c (decode_options): Set flag_strict_overflow if -O2.
30766 * flags.h (TYPE_OVERFLOW_WRAPS): Define.
30767 (TYPE_OVERFLOW_UNDEFINED): Define.
30768 (TYPE_OVERFLOW_TRAPS): Define. This replaces TYPE_TRAP_SIGNED.
30770 * tree.h (TYPE_TRAP_SIGNED): Don't define.
30771 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_UNDEFINED.
30772 (fold_negate_expr): Likewise.
30773 (make_range): Likewise.
30774 (extract_muldiv_1): Likewise.
30775 (maybe_canonicalize_comparison): Likewise.
30776 (fold_comparison): Likewise.
30777 (fold_binary): Likewise.
30778 (tree_expr_nonnegative_p): Likewise.
30779 (tree_expr_nonzero_p): Likewise.
30780 * tree-vrp.c (compare_values): Likewise.
30781 (extract_range_from_binary_expr): Likewise.
30782 (extract_range_from_unary_expr): Likewise.
30783 * tree-ssa-loop-niter.c (infer_loop_bounds_from_signedness):
30785 (nowrap_type_p): Likewise.
30786 * tree-scalar-evolution.c (simple_iv): Likewise.
30787 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_WRAPS.
30788 (build_range_check): Likewise.
30789 (extract_muldiv_1): Likewise.
30790 (fold_comparison): Likewise.
30791 * tree-vrp.c (vrp_int_const_binop): Likewise.
30792 (extract_range_from_unary_expr): Likewise.
30793 * convert.c (convert_to_integer): Likewise.
30794 * fold-const.c (fold_negate_expr): Use TYPE_OVERFLOW_TRAPS.
30795 (fold_comparison): Likewise.
30796 (fold_binary): Likewise.
30797 * optabs.c (optab_for_tree_code): Likewise.
30798 * tree-vectorizer.c (vect_is_simple_reduction): Likewise.
30799 * simplify-rtx.c (simplify_const_relational_operation): Check
30800 flag_strict_overflow and flag_trapv.
30801 (simplify_const_relational_operation): Likewise.
30802 * doc/invoke.texi (Option Summary): Mention -fstrict-overflow.
30803 (Optimize Options): Add -fstrict-overflow to -O2 list. Document
30806 2007-01-27 Roger Sayle <roger@eyesopen.com>
30808 * tree.c (tree_fold_gcd): Delete.
30809 * tree.h (tree_fold_gcd): Remove prototype.
30810 * tree-data-ref.c (tree_fold_divides_p): Don't use tree_fold_gcd to
30811 test whether one constant integer is a multiple of another. Instead
30812 call int_const_binop with TRUNC_MOD_EXPR and test for a zero result.
30813 * fold-const.c (multiple_of_p): We've determined both TOP and
30814 BOTTOM are integer constants so we can call int_const_binop directly
30815 instead of the more generic const_binop.
30817 2007-01-27 Roger Sayle <roger@eyesopen.com>
30819 * fold-const.c (size_binop): In the fast-paths for X+0, 0+X, X-0 and
30820 1*X check that the constant hasn't overflowed, to preserve the
30822 (round_up): Provide an efficient implementation when rouding-up an
30823 INTEGER_CST to a power-of-two.
30825 2007-01-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
30827 * doc/sourcebuild.texi: Add comma for clarity.
30828 * doc/extend.texi: Fix some typos.
30829 * doc/passes.texi: Likewise.
30830 * doc/cppinternals.texi: Likewise.
30831 * doc/c-tree.texi: Likewise.
30832 * doc/tree-ssa.texi: Likewise.
30833 * doc/install.texi: Likewise.
30835 2007-01-27 Jan Hubicka <jh@suse.cz>
30837 * tree-sra.c (sra_walk_function): Don't rely on aliases being build.
30838 (pass_sra): Do not require alias information.
30839 * passes.c (init_optimization_passes): Add SRA
30841 2007-01-27 Steven Bosscher <steven@gcc.gnu.org>
30843 * tracer.c (rest_of_handle_tracer): We already cleaned
30844 up the CFG in tracer() so don't do it here again.
30845 * cfgcleanup.c (rest_of_handle_jump2): Don't repeat
30846 cleanup_cfg here, either. And don't call renumber_insns.
30848 * cfgrtl.c (rtl_verify_flow_info_1): Don't verify that BB_END
30849 and BB_HEAD are in the insn stream here. Instead make sure
30850 that BB_INSN is valid on all insns. Also, do check here that
30851 there are no pending branch predictions...
30852 (rtl_verify_flow_info): ...instead of doing it here. Checks
30853 for BB_END and BB_HEAD moved from rtl_verify_flow_info_1 to
30856 2007-01-26 Roger Sayle <roger@eyesopen.com>
30858 * config/i386/i386.c (ix86_swap_binary_operands_p): New helper
30859 function to simplify/factorize operand order canonicalization.
30860 (ix86_fixup_binary_operands): Reorganize using the above function.
30861 (ix86_binary_operator_ok): Likewise.
30863 2007-01-27 Jakub Jelinek <jakub@redhat.com>
30865 * genattrtab.c (struct attr_value_list, insn_code_values): Move to
30866 file scope from optimize_attrs.
30867 (simplify_test_exp): If insn_code_values is not NULL, use it to speed
30869 (optimize_attrs): Clear insn_code_values after freeing it.
30871 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
30873 * tree-ssa-address.c (create_mem_ref): Remove ", bsi" from
30874 a parts.base assignment.
30876 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
30878 * tree-data-ref.c (dump_subscript): Use dump_conflict_function.
30879 (compute_subscript_distance, initialize_data_dependence_relation,
30880 finalize_ddr_dependent, analyze_ziv_subscript,
30881 analyze_siv_subscript_cst_affine,
30882 compute_overlap_steps_for_affine_univar,
30883 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
30884 analyze_siv_subscript, analyze_miv_subscript,
30885 analyze_overlapping_iterations, subscript_dependence_tester_1,
30886 compute_self_dependence, free_dependence_relation): Work
30887 with affine_fn instead of chrecs.
30888 (dump_affine_function, dump_conflict_function, affine_function_equal_p,
30889 common_affine_function, affine_function_base,
30890 affine_function_constant_p, affine_fn_op, affine_fn_plus,
30891 affine_fn_minus, affine_fn_free, conflict_fn_not_known,
30892 conflict_fn_no_dependence, free_conflict_function, free_subscripts,
30893 conflict_fn, affine_fn_cst, affine_fn_univar): New functions.
30894 (all_chrecs_equal_p): Removed.
30895 * tree-data-ref.h (affine_fn, conflict_function): New types.
30896 (struct subscript): Change type of conflicting_iterations_in_a
30897 and conflicting_iterations_in_b.
30899 2007-01-26 Steve Ellcey <sje@cup.hp.com>
30902 * config/pa/pa.h (TARGET_HPUX_11): New.
30903 * config/pa/pa-hpux11.h (TARGET_HPUX_11): New.
30904 * config/pa/pa.c (pa_init_builtins): Use TARGET_HPUX_11.
30906 2007-01-26 Daniel Berlin <dberlin@dberlin.org>
30907 Richard Guenther <rguenther@suse.de>
30909 * tree-ssa-structalias.c (solve_graph): Handle case
30910 we merged the variable to another.
30912 2007-01-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
30914 * builtins.c (fold_builtin_1): Treat ccos and ccosh as 'even'
30917 * fold-const.c (negate_mathfn_p): Treat casin, casinh, catan,
30918 catanh, cproj, csin, csinh, ctan and ctanh as 'odd' functions.
30920 2007-01-25 DJ Delorie <dj@redhat.com>
30922 * config/m32c/m32c.c (m32c_cannot_change_mode_class): We don't
30923 allow changes to modes which don't fit in those registers.
30925 * reload1.c (choose_reload_regs): Check for invalid subregs before
30926 computing their locations, not after.
30928 2007-01-25 Geoffrey Keating <geoffk@apple.com>
30931 * config/rs6000/rs6000.c (first_altivec_reg_to_save): On Darwin,
30932 save Altivec registers in an eh_return function.
30933 (compute_vrsave_mask): Likewise.
30934 (rs6000_stack_info): Correct AIX/Darwin stack alignment computation
30935 for saving Altivec registers.
30936 (rs6000_emit_prologue): Don't allocate stack twice in
30937 eh_return function. Correct expected value of altivec_save_offset
30938 when using save_world. Describe save of R0 to stack when using
30939 save_world. Describe stack pointer adjustment when using
30940 save_world. Remove duplicated eh_return parameter register saving.
30941 Update sp_offset variable after save_world.
30942 * config/rs6000/t-darwin (LIB2FUNCS_STATIC_EXTRA): Remove
30944 (LIB2FUNCS_EXTRA): Add darwin-world.asm.
30945 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): -m64
30948 2007-01-25 Steve Ellcey <sje@cup.hp.com>
30950 * config.gcc (ia64*-*-hpux*): Make posix threads the default.
30952 2007-01-25 Steve Ellcey <sje@cup.hp.com>
30955 * config/pa/pa.c (pa_init_builtins): Set asm names for finite routines.
30956 * config/ia64/ia64.c (ia64_init_builtins): Ditto.
30958 2007-01-25 Richard Guenther <rguenther@suse.de>
30960 * doc/invoke.texi (-Wcoverage-mismatch): Document.
30961 * common.opt (-Wcoverage-mismatch): New warning option.
30962 * coverage.c (get_coverage_counts): Ignore coverage mismatch
30963 if -Wcoverage-mismatch is given.
30965 2007-01-25 Razya Ladelsky <razya@il.ibm.com>
30967 * ipa-cp.c (ipcp_insert_stage, ipcp_driver): Support for SSA.
30968 (ipcp_driver): Change to static definition.
30969 Add dumping of the ifunctions.
30970 (constant_val_insert): Remove unused parameter. Support for SSA.
30971 (ipcp_propagate_const): Support for SSA.
30972 (ipcp_profile_bb_print): Print only analyzed nodes.
30973 (ipcp_replace_map_create): Remove support for Fortran constant
30975 * ipa-prop.c (ipa_method_modify_stmt,
30976 ipa_callsite_compute_param): Support for SSA.
30977 * ipa-prop.h (ipcp_driver): Remove declaration.
30978 (IS_VALID_TREE_MAP_INDEX): Add define.
30980 2007-01-24 Geoffrey Keating <geoffk@apple.com>
30982 * unwind-dw2.c (execute_stack_op): Handle DW_OP_swap.
30984 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
30986 PR middle-end/30447
30987 * builtins.c (fold_builtin_cabs): Use MPFR to evaluate a
30988 constant argument to cabs and do it without checking for
30989 -funsafe-math-optimizations.
30991 2007-01-24 Douglas Gregor <dgregor@osl.iu.edu>
30993 * c-common.h (RID_FIRST_CXX0X): New.
30994 (RID_LAST_CXX0X): New.
30995 * c-opts.c (c_common_handle_option): -Wc++0x-compat is triggered
30997 * c.opt (Wc++0x-compat): New.
30998 * doc/invoke.texi (-Wc++0x-compat): Document.
31000 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
31002 * builtins.c (fold_builtin_carg): New.
31003 (fold_builtin_1): Use it.
31005 2007-01-24 Jan Hubicka <jh@suse.cz>
31007 * ipa-inline.c (cgraph_decide_inlining): Initialize initial_insns.
31009 * ipa-inline.c (initial_insns, max_insns): Delete.
31010 (compute_max_insns): New function.
31011 (cgraph_decide_inlining_of_small_function): Use it; take minimal
31012 amount of insns as base for code growth.
31013 (cgraph_decide_inlining): Make initial_insns local; do not compute
31015 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 60.
31016 * doc/invoke.texi (inline-unit-growth): Update docs.
31018 2007-01-24 Jakub Jelinek <jakub@redhat.com>
31020 * config/i386/i386.h (x86_cmpxchg16b): Remove const.
31021 (TARGET_CMPXCHG16B): Define to x86_cmpxchg16b.
31022 * config/i386/i386.c (x86_cmpxchg16b): Remove const.
31023 (override_options): Add PTA_CX16 flag. Set x86_cmpxchg16b
31024 for CPUs that have PTA_CX16 set.
31026 PR middle-end/27416
31027 * gimplify.c (omp_check_private): New function.
31028 (gimplify_scan_omp_clauses): Use it for
31029 firstprivate/lastprivate/reduction.
31031 PR middle-end/30494
31032 * gimplify.c (omp_add_variable): Don't call omp_notice_variable
31033 on TYPE_SIZE_UNIT for GOVD_LOCAL VLAs.
31035 PR middle-end/30421
31036 * omp-low.c (lower_omp_for_lastprivate): Add dlist argument.
31037 If lower_lastprivate_clauses emits some statements, append them
31038 to dlist rather than body_p and to body_p append an initializer.
31039 (lower_omp_for): Adjust caller.
31041 2007-01-24 Steve Ellcey <sje@cup.hp.com>
31043 * target.h (globalize_decl_name): New.
31044 * target-def.h (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
31045 * output.h (default_globalize_decl_name): New.
31046 * varasm.c (asm_output_bss): Use globalize_decl_name instead of
31048 (globalize_decl): Ditto.
31049 (default_globalize_decl_name): New.
31050 * config/ia64/ia64.c (ia64_globalize_decl_name): New.
31051 (ia64_handle_version_id_attribute): New.
31052 (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
31053 (ia64_asm_output_external): Use globalize_decl_name instead
31054 of globalize_label.
31055 * doc/extend.texi (version_id): New pragma.
31056 * doc/tm.texi (ARGET_ASM_GLOBALIZE_DECL_NAME): New target hook.
31058 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
31060 * unwind-dw2-fde.c (get_cie_encoding): Replaced _Unwind_Word with
31061 _uleb128_t and _Unwind_SWord with _sleb128_t.
31062 * unwind-dw2.c (extract_cie_info, execute_stack_op,
31063 execute_cfa_program, uw_frame_state_for, uw_update_context_1):
31065 * unwind-c.c (parse_lsda_header, PERSONALITY_FUNCTION): Likewise.
31066 * unwind-pe.h (read_uleb128, read_sleb128,
31067 read_encoded_value_with_base): Likewise.
31068 * unwind-generic.h: Define _sleb128_t and _uleb128_t types.
31070 2007-01-24 Richard Guenther <rguenther@suse.de>
31072 * builtins.c (expand_builtin_cexpi): Get the fndecl
31073 for cexp in the correct way.
31075 2007-01-24 Jan Hubicka <jh@suse.cz>
31077 * tree-ssa-dce.c (eliminate_unnecesary_stmts): Remove dead LHS
31080 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
31082 * c-cppbuiltin.c (builtin_define_type_sizeof): New function.
31083 (c_cpp_builtins): New builtin macros: __SIZEOF_INT__, __SIZEOF_LONG__,
31084 __SIZEOF_LONG_LONG__, __SIZEOF_SHORT__, __SIZEOF_POINTER__,
31085 __SIZEOF_FLOAT__, __SIZEOF_DOUBLE__, __SIZEOF_LONG_DOUBLE__,
31086 __SIZEOF_SIZE_T__, __SIZEOF_WCHAR_T__, __SIZEOF_WINT_T__ and
31087 __SIZEOF_PTRDIFF_T__.
31088 * doc/cpp.texi: Documentation for the new builtin macros added.
31090 2007-01-24 Uros Bizjak <ubizjak@gmail.com>
31092 * config/i386/i386.md (tanxf2, tan<mode>2, atan<mode>2, log<mode>2,
31093 log10<mode>2, log2<mode>2, expxf2, exp10xf2, exp2xf2): Use op2
31094 instead of operands[2] to avoid access past the end of array.
31096 2007-01-24 Richard Sandiford <richard@codesourcery.com>
31098 * reload1.c (emit_reload_insns): Pass the reload register
31099 for a non-spill output reload through forget_old_reloads_1.
31101 2007-01-23 Joseph Myers <joseph@codesourcery.com>
31103 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
31104 _SOFT_DOUBLE if doubles use software floating-point.
31105 * config/rs6000/libgcc-ppc-glibc.ver: Export additional long
31106 double functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
31107 * config/rs6000/darwin-ldouble.c: Also compile functions for
31108 hard-float without FPRs. Use fmsub function for all __NO_FPRS__
31109 cases. Compile extra functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
31110 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove
31111 commented-out long double override.
31112 (CPP_LONGDOUBLE_DEFAULT_SPEC): Likewise.
31113 * config/rs6000/eabispe.h: Likewise.
31114 * config/rs6000/rs6000.c (rs6000_override_options): Don't override
31115 long double for non-SPE.
31116 (rs6000_handle_option): Likewise.
31117 (invalid_e500_subreg): Disallow more subregs involding DImode,
31118 DFmode, TImode or TFmode.
31119 (rs6000_legitimate_offset_address_p): Check TFmode offsets for
31121 (legitimate_lo_sum_address_p): Also check for TFmode for E500
31123 (rs6000_legitimize_address): Also handle TFmode for E500 double.
31124 (rs6000_legitimize_reload_address): Also handle TFmode for E500
31126 (rs6000_legitimate_address): Also check for TFmode for E500
31128 (rs6000_emit_move): Use DFmode subregs of TFmode for E500 double.
31129 (spe_build_register_parallel): Handle TFmode and TCmode.
31130 (rs6000_spe_function_arg): Handle TFmode and TCmode for E500
31132 (function_arg): Handle TFmode and TCmode for E500 double.
31133 (rs6000_init_libfuncs): Initialize extra libfuncs for soft double
31135 (print_operand): Handle TFmode and TImode for %y.
31136 (rs6000_generate_compare): Handle TFmode comparisons for E500
31138 (spe_func_has_64bit_regs_p): Check for TFmode for E500 double.
31139 (rs6000_function_value): Handle TFmode and TCmode for E500 double.
31140 (rs6000_libcall_value): Handle TFmode and TCmode for E500 double.
31141 * config/rs6000/rs6000.h (CANNOT_CHANGE_MODE_CLASS): Check for
31142 TFmode for E500 double.
31143 * config/rs6000/rs6000.md (FP): Allow TF for E500 double.
31144 (floatsidf2): Enable for E500 double.
31145 (movtf_softfloat): Use rs6000_nonimmediate_operand.
31146 (extenddftf2): Change to extenddftf2_fprs.
31147 (extenddftf2): Call gen_spe_extenddftf2 or gen_extenddftf2_fprs
31148 depending on TARGET_E500_DOUBLE.
31149 (extendsftf2): Enable for E500 double.
31150 (trunctfdf2): Enable for E500 double.
31151 (trunctfsf2): Change to trunctfsf2_fprs.
31152 (trunctfsf2): Call gen_spe_trunctfsf2 or gen_trunctfsf2_fprs
31153 depending on TARGET_E500_DOUBLE.
31154 (floatsitf2): Enable for E500 double.
31155 (fix_trunctfsi2): Change to fix_trunctfsi2_fprs.
31156 (fix_trunctfsi2): Call gen_spe_fix_trunctfsi2 or
31157 gen_fix_trunctfsi2_fprs depending on TARGET_E500_DOUBLE.
31158 (negtf2): Change to negtf2_internal.
31159 (negtf2): New expander.
31160 (abstf2): Enable for E500 double. Call gen_spe_abstf2_tst,
31161 gen_spe_abstf2_cmp or gen_abstf2_internal depending on
31162 TARGET_E500_DOUBLE and flag_unsafe_math_optimizations.
31163 (movdi_internal32): Use rs6000_nonimmediate_operand.
31164 (unnamed splitter): Likewise.
31165 * config/rs6000/spe.md (CMPTFEQ_GPR, TSTTFEQ_GPR, CMPTFGT_GPR,
31166 TSTTFGT_GPR, CMPTFLT_GPR, TSTTFLT_GPR): New unspecs.
31167 (SPE64TF, DITI): New mode macros.
31168 (frob_df_di): Change to frob_<SPE64:mode>_<DITI:mode>; allow more
31171 (frob_<mode>_di_2): New.
31172 (frob_tf_di_8_2): New.
31173 (frob_di_df): Change to frob_di_<mode>; allow more modes.
31175 (frob_di_df_2): Change to frob_<DITI:mode>_<SPE64:mode>_2; allow
31177 (frob_ti_<mode>_8_2): New.
31178 (frob_ti_tf_2): New.
31179 (mov_si<mode>_e500_subreg0, mov_si<mode>_e500_subreg0_2,
31180 mov_si<mode>_e500_subreg4, mov_si<mode>_e500_subreg4_2): Allow
31182 (mov_sitf_e500_subreg8, mov_sitf_e500_subreg8_2,
31183 mov_sitf_e500_subreg12, mov_sitf_e500_subreg12_2): New.
31184 (spe_trunctfdf2_internal1, spe_trunctfsf2, spe_extenddftf2,
31185 spe_fix_trunctfsi2, spe_fix_trunctfsi2_internal,
31186 spe_negtf2_internal, spe_abstf2_cmp, spe_abstf2_tst): New.
31187 (cmptfeq_gpr, tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr,
31190 2007-01-23 Ian Lance Taylor <iant@google.com>
31192 * Makefile.in (OBJS-common): Reformat, alphabetize, but put
31194 (OBJS-archive): Reformat, alphabetize.
31195 (OBJS): Change out_object_file to OBJS-md.
31197 2007-01-23 Uros Bizjak <ubizjak@gmail.com>
31199 * config/i386/i386.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
31200 JUMP_P and CALL_P predicates where applicable.
31201 * config/i386/i386.c: Ditto.
31202 * config/i386/i386.md: Ditto.
31203 * config/i386/mmx.md: Ditto.
31204 * config/i386/predicates.md: Ditto.
31206 2007-01-22 Andreas Schwab <schwab@suse.de>
31208 * config/m68k/m68k.h: Fix comment.
31210 2007-01-22 Jan Hubicka <jh@suse.cz>
31212 * passes.c (init_optimization_passes): Do not rerun
31213 pass_early_warn_uninitialized.
31215 2007-01-22 Richard Guenther <rguenther@suse.de>
31217 PR tree-optimization/30038
31218 * tree-ssa-math-opts.c (maybe_record_sincos): New static helper
31220 (execute_cse_sincos_1): Likewise.
31221 (execute_cse_sincos): Likewise.
31222 (gate_cse_sincos): Likewise.
31223 (pass_cse_sincos): New pass CSEing sin() and cos() calls using
31224 the cexpi() canonicalization of sincos().
31225 * tree-pass.h (pass_cse_sincos): Declare.
31226 * passes.c (init_optimization_passes): New pass pas_cse_sincos.
31228 2007-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
31230 PR rtl-optimization/29329
31231 * combine.c (replaced_rhs_insn): Rename to i2mod.
31232 (replaced_rhs_value): Rename to i2mod_new_rhs.
31233 (i2mod_old_rhs): New global variable.
31234 (combine_instructions): Adjust for above change. Save a copy of
31235 the old RHS into i2mod_old_rhs when the contents of a REG_EQUAL
31236 note are substituted in the second instruction.
31237 (distribute_notes) <REG_DEAD>: Adjust for above change. Do not
31238 ditch the note if it pertains to the second eliminated register
31239 and this register is mentioned in i2mod_old_rhs.
31242 2006-09-12 Eric Botcazou <ebotcazou@libertysurf.fr>
31244 * combine.c (distribute_notes) <REG_DEAD>: Do not consider SETs past
31245 the insn to which the note was originally attached.
31247 2007-01-21 Jan Hubicka <jh@suse.cz>
31249 * ipa-inline.c (inlining_mode): Comment, move up.
31250 (cgraph_decide_inlining_incrementally): Do not perform inlining
31251 itself; fix handling of flattening of self recursive functions.
31252 (cgraph_find_cycles): Remove.
31253 (cgraph_flatten_node): Remove.
31254 (cgraph_decide_inlining): Use incremental inliner to handle flattening.
31255 (try_inline): New function.
31256 (cgraph_early_inlining): Update call of
31257 cgraph_decide_inlining_incrementally. Apply inlining here.
31258 (apply_inline): Update call of cgraph_decide_inlining_incrementally.
31260 2007-01-21 Dirk Mueller <dmueller@suse.de>
31263 * tree-vrp.c (check_array_bounds): do not warn
31264 about ADDR_EXPR's of ARRAY_REF's which are immediately
31265 used in binary expressions.
31267 2007-01-21 Ira Rosen <irar@il.ibm.com>
31269 * tree-vectorizer.h (struct _stmt_vec_info): Add new field
31270 read_write_dep and macros for its access.
31271 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
31272 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Remove
31273 argument, call vect_check_interleaving for every independent pair of
31274 data-refs. Mark loads that access the same memory location as a store
31276 (vect_check_dependences): Remove.
31277 (vect_analyze_data_ref_dependences): Remove vect_check_dependences
31278 call, fix the call to vect_analyze_data_ref_dependence.
31279 (vect_analyze_data_ref_access): For statements that access the same
31280 data-ref, check that they are not stores; for loads, check that there
31281 is no store that access the same location.
31283 2007-01-20 Roger Sayle <roger@eyesopen.com>
31284 Joseph Myers <joseph@codesourcery.com>
31286 * doc/invoke.texi (-fdump-rtl-combine): Fix under/overfull hbox.
31287 (-fdump-rtl-stack): Likewise.
31288 (-fno-signed-zeros): Use @minus{} for a minus sign. Correct typo.
31289 (-mcheck-zero-division, -mcpu): Fix under/overfull hbox.
31290 (-mpt-fixed): Use @minus{} for minus sign.
31291 (Using Precompiled Headers): Fix under/overfull hbox.
31293 2007-01-20 Jan Hubicka <jh@suse.cz>
31295 * tree-flow.h (struct stmt_ann_d): Move references_memory to proper
31296 place within annotation.
31298 2007-01-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
31300 * pa.c (output_move_double): Change array size of xoperands to 4.
31302 2007-01-20 Jan Hubicka <jh@suse.cz>
31304 * tree-tailcall.c (adjust_return_value): Do not use RESULT_DECL
31307 2007-01-19 Ian Lance Taylor <iant@google.com>
31309 * expmed.c (expand_divmod) [TRUNC_MOD_EXPR, TRUNC_DIV_EXPR]: Cast
31310 constant to unsigned HOST_WIDE_INT before negating.
31312 2007-01-19 Ian Lance Taylor <iant@google.com>
31314 * tree-ssa-operands.h (struct vuse_vec_d): Change num_vuse field
31316 (VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Use unsigned comparison.
31317 (VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
31318 (SET_VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Likewise.
31319 (SET_VUSE_ELEMENT_VAR) [ENABLE_CHECKING]: Likewise.
31320 (SET_VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
31321 (realloc_vdef, realloc_vuse): Change second parameter to
31323 (ssa_operand_iterator_d): Change vuse_index and mayuse_index
31324 fields to unsigned.
31325 * tree-ssa-operands.c (realloc_vop): Change num_elem parameter to
31326 unsigned. Change x and lim locals to unsigned.
31327 (realloc_vdef, realloc_vuse): Change num_elem parameter to
31329 (finalize_ssa_vuse_ops): Change old_i local to unsigned.
31330 (copy_virtual_operands): Change i and n locals to unsigned.
31332 2007-01-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
31334 PR middle-end/29335
31335 * builtins.c (fold_builtin_1): Handle builtin fdim.
31337 2007-01-20 Jan Hubicka <jh@suse.cz>
31339 * tree-ssa.c (init_tree_ssa): Do not call init_alias_heapvars.
31340 * tree-ssa-structalias.c (compute_points_to_sets): Do call
31341 init_alias_heapvars.
31342 (init_alias_heapvars): Initialize only when not already initialized.
31343 (delete_alias_heapvars): Set heapvar_for_stmt to NULL.
31345 2007-01-19 Roger Sayle <roger@eyesopen.com>
31347 * common.opt (fsigned-zeros): New command line option.
31348 * flags.h (HONOR_SIGNED_ZEROS): Control via flag_signed_zeros instead
31349 of flag_unsafe_math_optimizations.
31350 * opts.c (set_fast_math_flags): The -ffast-math command line option
31351 implies -fno-signed-zeros.
31352 (fast_math_flags_set_p): Likewise.
31354 * doc/invoke.texi: Document new -fno-signed-zeros option, and update
31355 the documentation of -ffast-math appropriately. Wrap long lines.
31357 2007-01-19 Steve Ellcey <sje@cup.hp.com>
31359 * system.h (ASM_MAKE_LABEL_LINKONCE): Poison.
31360 * varasm.c (globalize_decl): Remove ASM_MAKE_LABEL_LINKONCE ifdef.
31362 2007-01-19 Tomas Bily <tbily@suse.cz>
31364 * cgraphunit.c (cgraph_finalize_function): Updating of pid
31366 (tree_init_ic_make_global_vars): New function
31367 (tree_init_edge_profiler): call of tree_init_ic_make_global_vars
31368 (tree_gen_ic_profiler): New function
31369 (tree_gen_ic_func_profiler): New function
31370 (tree_profiling): Added calling of tree_gen_ic_func_profiler
31371 (tree_profile_hooks): Added hook for indirec/virtual calls
31372 * value-prof.c (tree_find_values_to_profile): New case for
31374 (tree_values_to_profile): Call for determining indirect/virtual
31376 (tree_indirect_call_to_profile): New function
31377 (tree_ic_transform): New function
31378 (tree_ic): New function
31379 (find_func_by_pid): New function
31380 (init_pid_map): New function
31381 (tree_value_profile_transformations): Added check for
31382 indirect/virtual call transformation
31383 * value-prof.h (enum hist_type): New counter type for
31384 indirect/virtual calls
31385 (profile_hooks): Added new hook for profiling indirect/virtual
31387 * profile.c (instrument_values): New case for indirect/virtual
31389 * gcov-io.h (GCOV_LAST_VALUE_COUNTER): Changed to 6
31390 (GCOV_COUNTER_V_INDIR): New counter type
31391 (GCOV_COUNTER_NAMES): New name of counter "indirect" added
31392 (GCOV_MERGE_FUNCTIONS): New merge function for indirect/virtual
31394 * cgraph.c: Definition of cgraph_max_pid
31395 (cgraph_create_node): Default init of pid attribute
31396 * cgraph.h: Declaration of cgraph_max_pid
31397 (struct cgraph_node): Added pid attribute
31398 * libgcov.c (__gcov_indirect_call_profiler): New function
31399 (__gcov_one_value_profiler_body): New function
31400 (__gcov_one_value_profiler): Body was moved to
31401 __gcov_one_value_profiler_body and calls it
31403 2007-01-19 Basile Starynkevitch <basile@starynkevitch.net>
31405 * doc/gty.texi (Options): Document the mark_hook option to GTY.
31406 * gengtype.c (write_types_data, write_func_for_structure,
31407 write_types, ggc_wtd, pch_wtd): Add skip_hooks to
31408 write_types_data, ggc_wtd, pch_wtd for processing mark_hook.
31409 (walk_type, write_func_for_structure): Generate the mark_hook if
31412 2007-01-19 Jan Hubicka <jh@suse.cz>
31414 * ipa-inline.c (cgraph_decide_inlining_incrementally): Instead of
31415 'early' argument take inlining mode argument specifying whether to
31416 inline for size/speeed or all functions; add support for flattening;
31418 (cgraph_early_inlining): Update call of decide_inlining_incrementally.
31420 2007-01-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
31423 * toplev.c (warn_deprecated_use): Use %qD instead of %qs to print
31424 the name of the declared identifier.
31426 2007-01-19 Dirk Mueller <dmueller@suse.de>
31428 * config/i386.h (CONDITIONAL_REGISTER_USAGE): Store
31429 result of PIC_OFFSET_TABLE_REGNUM in temporary variable to avoid
31430 duplicate evaluation.
31432 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
31434 * config/i386/i386.md (acos<mode>2): Rename from acossf2 and acosdf2.
31435 Macroize expander using X87MODEF12 mode macro. Extend operand 1
31436 to XFMode, use acosxf2 and truncate result to requested mode.
31437 Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
31438 (asin<mode>2): Similarly, with asin expanders.
31439 (*fscalexf4_i387): Rename from *fscalexf4.
31440 (expNcorexf3): New expander.
31441 (expxf2, exp10xf2, exp2xf2): Use expNcorexf3 expander.
31442 (exp<mode>2): Rename from expsf2 and expdf2. Macroize expander using
31443 X87MODEF12 mode macro. Extend operand 1 to XFMode, use expxf2 and
31444 truncate result to requested mode. Use SSE_FLOAT_MODE_P to disable
31445 patterns for SSE math.
31446 (exp10<mode>2): Similarly, with exp10 expanders.
31447 (exp2<mode>2): Similarly, with exp2 expanders.
31448 (expm1<mode>2): Similarly, with expm1 expanders.
31449 (ldexp<mode>3): Similarly, with ldexp expanders.
31450 (log<mode>2, log10<mode>2, log2<mode>2, log1p<mode>2, logb<mode>2):
31451 Use gen_truncxf<mode>2_i387_noop to truncate result.
31453 2007-01-19 Richard Sandiford <richard@codesourcery.com>
31455 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Define to 32
31456 for ColdFire targets.
31458 2007-01-19 Nathan Sidwell <nathan@codesourcery.com>
31459 Richard Sandiford <richard@codesourcery.com>
31461 * config/m68k/m68k.h (M68K_STATIC_CHAIN_REG_NAME): New macro.
31462 (INITIALIZE_TRAMPOLINE): Use STATIC_CHAIN_REGNUM.
31463 (__transfer_from_trampoline): Use M68K_STATIC_CHAIN_REG_NAME.
31464 * config/m68k/m68kelf.h (STATIC_CHAIN_REGNUM): Override.
31465 (M68K_STATIC_CHAIN_REG_NAME): Likewise.
31466 * config/m68k/netbsd-elf.h (M68K_STATIC_CHAIN_REG_NAME): Likewise.
31468 2007-01-19 Richard Sandiford <richard@codesourcery.com>
31470 * config/m68k/m68k.md (adddi_dilshr32): Rename to...
31471 (*adddi_dilshr32): ...this. Fix formatting. Remove commented-out
31472 non-canonical pattern. Restrict to !TARGET_COLDFIRE.
31473 (*adddi_dilshr32_cf): New pattern.
31474 (adddi3, subdi3): Remove first alternatives.
31476 2007-01-19 Richard Sandiford <richard@codesourcery.com>
31478 * config/m68k/m68k.c (notice_update_cc): If an SFmode move is
31479 implemented using move.l, do not use its cc result for floating-point
31482 2007-01-19 Richard Sandiford <richard@codesourcery.com>
31484 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Stop the 'T' constraint
31485 from accepting 's' constraints if flag_pic.
31487 2007-01-19 Richard Sandiford <richard@codesourcery.com>
31489 * config/m68k/m68k.md (bordered, bunordered, buneq, bunge, bungt)
31490 (bunle, bunlt, bltgt, bordered_rev, bunordered_rev, buneq_rev)
31491 (bunge_rev, bungt_rev, bunle_rev, bunlt_rev, bltgt_rev): Change
31492 condition from TARGET_68881 to TARGET_HARD_FLOAT.
31494 2007-01-19 Sandra Loosemore <sandra@codesourcery.com>
31496 * longlong.h (count_leading_zeros, COUNT_LEADING_ZEROS_0): Add
31497 ColdFire alternatives.
31498 * config/m68k/m68k.h (CLZ_DEFINED_VALUE_AT_ZERO): New macro.
31499 * config/m68k/m68k.md (clzsi2): Define for ColdFire
31500 architectures that support ff1 instruction.
31502 2007-01-19 Richard Sandiford <richard@codesourcery.com>
31503 Julian Brown <julian@codesourcery.com>
31505 * config/m68k/m68k.h (CONST_OK_FOR_LETTER_P): Add an 'R' case.
31506 * config/m68k/m68k.md (*movsi_cfv4): Fold into...
31507 (*movsi_cf): ...here. Remove unnecessary 'R' from 'Rg'.
31510 2007-01-19 Richard Sandiford <richard@codesourcery.com>
31512 * config/m68k/m68k-protos.h (valid_mov3q_const): Take a HOST_WIDE_INT
31514 (output_move_const_into_data_reg, output_move_simode_const): Delete.
31515 * config/m68k/m68k.c (const_method, const_int_cost): Take a
31516 HOST_WIDE_INT instead of an rtx.
31517 (m68k_rtx_costs): Update call accordingly.
31518 (output_move_const_into_data_reg): Likewise. Fix formatting.
31519 (valid_mov3q_const): Take a HOST_WIDE_INT instead of an rtx.
31521 (output_move_simode_const): Update calls after above changes.
31522 Rework to use automatic variables and predicates like MEM_P.
31523 * config/m68k/m68k.md (pushexthisi_const): Update call to
31526 2007-01-19 Dirk Mueller <dmueller@suse.de>
31528 * tree-ssa-alias.c (perform_var_substitution): Fix typo
31529 in dump_flags test.
31531 2007-01-19 Richard Guenther <rguenther@suse.de>
31533 * builtins.c (expand_builtin_cexpi): Fall back to expanding
31534 via cexp in case sincos is not available.
31536 2007-01-19 Richard Guenther <rguenther@suse.de>
31538 * doc/tm.texi (TARGET_HAS_SINCOS): Document new target macro.
31539 * defaults.h (TARGET_HAS_SINCOS): Default to off.
31540 * config/linux.h (TARGET_HAS_SINCOS): Set to on if we have glibc.
31541 * config/alpha/linux.h (TARGET_HAS_SINCOS): Likewise.
31542 * config/sparc/linux.h (TARGET_HAS_SINCOS): Likewise.
31543 * config/sparc/linux64.h (TARGET_HAS_SINCOS): Likewise.
31544 * config/rs6000/linux.h (TARGET_HAS_SINCOS): Likewise.
31545 * config/rs6000/linux64.h (TARGET_HAS_SINCOS): Likewise.
31547 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
31549 * config/i386/i386.md (*fpatanxf3_i387, fpatan_extend<mode>xf3_i387):
31551 (atan2sf3_1, atan2df3_1, atan2xf3_1): Remove insn patterns.
31552 (atan2xf3): Directly generate RTL pattern.
31553 (atan2<mode>3): Rename from atan2sf3 and atan2df3 and macroize insn
31554 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
31555 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
31556 disable patterns for SSE math.
31557 (atan<mode>2): Rename from atansf2 and atandf2 and macroize insn
31558 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
31559 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
31560 disable patterns for SSE math.
31562 2007-01-19 Alexandre Oliva <aoliva@redhat.com>
31564 * libgcc-std.ver: Fix typo in %inherit for GCC_4.3.0.
31566 2007-01-18 Roger Sayle <roger@eyesopen.com>
31568 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Optimize away a
31569 VIEW_CONVERT_EXPR to the same type as it's operand.
31571 2007-01-18 David Edelsohn <edelsohn@gnu.org>
31573 * config/rs6000/darwin-ldouble.c: Only build _SOFT_FLOAT if
31574 configured for long double 128.
31576 2007-01-18 Mike Stump <mrs@apple.com>
31578 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Fix build
31581 2007-01-18 Michael Meissner <michael.meissner@amd.com>
31583 * config/i386/i386.c (ix86_compute_frame_layout): Make fprintf's
31584 in #if 0 code type correct.
31586 2007-01-18 Jan Hubicka <jh@suse.cz>
31588 * tree-ssa-operands.c (vop_free_bucket_size): Never return value
31589 greater than NUM_VOP_FREE_BUCKETS.
31591 2007-01-18 Daniel Berlin <dberlin@dberlin.org>
31593 * tree-ssa-structalias.c: Update comments.
31594 (ptabitmap_obstack): Removed.
31595 (pta_obstack): New.
31596 (oldpta_obstack): Ditto.
31597 (stats): Add a few members.
31598 (struct variable_info): Remove node, complex, address_taken, and
31599 indirect_target members. Add oldsolution member.
31600 (new_var_info): Do not initialize removed members.
31601 (constraint_expr_type): Remove INCLUDES.
31602 (constraint_graph): Add size, implicit_preds, rep,
31603 indirect_cycles, eq_rep, label, direct_nodes, and complex members.
31604 (FIRST_REF_NODE): New macro.
31605 (LAST_REF_NODE): Ditto.
31606 (FIRST_ADDR_NODE): Ditto.
31607 (find): New function.
31609 (dump_constraint): Do not handle INCLUDES.
31610 (insert_into_complex): Do not insert duplicate constraints.
31611 (condense_varmap_nodes): Renamed and rewritten into ...
31612 (merge_node_constraints): This. Also fix bug in handling of
31613 offseted copy constraints.
31614 (clear_edges_for_node): No longer need to deal with preds at all,
31615 or removing associated preds/succs.
31616 (merge_graph_nodes): Deal with indirect_cycles.
31617 Don't deal with predecessors.
31618 (add_implicit_graph_edge): New function.
31619 (add_pred_graph_edge): Ditto.
31620 (add_graph_edge): Don't deal with predecessors.
31621 (build_constraint_graph): Removed.
31622 (build_pred_graph): New function.
31623 (build_succ_graph): Ditto.
31624 (struct scc_info): Removed in_component. Added roots, dfs, and
31625 node_mapping. Remove visited_index, unification_queue.
31626 (scc_visit): Deal with union-find we do now.
31627 Deal with cycles with REF nodes.
31628 (collapse_nodes): Renamed and rewritten to ...
31629 (unify_nodes): This.
31630 (process_unification_queue): Removed.
31631 (topo_visit): Cleanup
31632 (do_da_constraint): Use find.
31633 (do_sd_constraint): Ditto.
31634 (do_ds_constraint): Ditto.
31635 (do_complex_constraint): Ditto.
31636 (init_scc_info): Update for removed and added members.
31637 (find_and_collapse_graph_cycles): Renamed and rewritten into ...
31638 (find_indirect_cycles): This.
31639 (equivalence_class): New variable.
31640 (label_visit): New function.
31641 (perform_variable_substitution): Rewritten.
31642 (free_var_substitution_info): New function.
31643 (find_equivalent_node): Ditto.
31644 (move_complex_constraints): Ditto.
31645 (eliminate_indirect_cycles): Ditto.
31646 (solve_graph): Only propagate changed bits.
31647 Use indirect cycle elimination.
31649 (tree_id_t): Rename to tree_vi_t, delete id member, add vi member.
31650 (tree_id_eq): Renamed to ...
31651 (tree_vi_eq): This. Update for member change
31652 (insert_id_for_tree): Renamed and rewritten to ...
31653 (insert_vi_for_tree): This.
31654 (lookup_id_for_tree): Renamed and rewritten to ...
31655 (lookup_vi_for_tree): This.
31656 (get_id_for_tree): Renamed and rewritten to ...
31657 (get_vi_for_tree): Ditto.
31658 (get_constraint_exp_from_ssa_var): Update to use get_vi_for_tree.
31659 (process_constraint): Don't handle INCLUDES.
31660 Remove special ADDRESSOF case.
31661 (find_func_aliases): Rewrite to use vi functions instead of id
31663 (create_function_info_for): Ditto.
31664 (create_variable_info_for): Ditto.
31665 (intra_create_variable_infos): Ditto.
31666 (merge_smts_into): Ditto.
31667 (find_what_p_points_to): Ditto.
31668 (init_base_vars): Ditto.
31669 (init_alias_vars): Ditto.
31670 (remove_preds_and_fake_succs): New function.
31671 (dump_sa_points_to_info): Dump new stats.
31672 (dump_solution_for_var): Use find.
31673 (set_used_smts): Fix formatting.
31674 (compute_points_to_sets): Updated for new functions.
31675 (ipa_pta_execute): Ditto.
31677 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
31678 Richard Sandiford <richard@codesourcery.com>
31680 * doc/tm.texi (TARGET_FUNCTION_VALUE): Expand documentation of
31682 * calls.c (expand_call): If the return value is a PARALLEL,
31683 extract its first member.
31684 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Remove.
31685 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
31686 use FUNCTION_EXTRA_EPILOGUE.
31687 (m68k_function_value): Return a PARALLEL if the return value
31688 is of a pointer type.
31689 * config/m68k/netbsd-elf.h (current_function_returns_pointer)
31690 (FUNCTION_EXTRA_EPILOGUE): Remove.
31691 * config/m68k/m68k.md (D0_REG): New constant.
31693 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
31695 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
31696 output a NOP for empty epilogues.
31698 2007-01-18 Richard Sandiford <richard@codesourcery.com>
31700 * config/m68k/m68k.c (m68k_use_return_insn): Update comments
31701 before function. Extend register save check to include all
31702 registers, not just integer ones.
31704 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
31706 * config/m68k/m68k-protos.h (use_return_insn): Rename to...
31707 (m68k_use_return_insn): ...this.
31708 * config/m68k/m68k.h (USE_RETURN_INSN): Delete.
31709 * config/m68k/m68k.c (use_return_insn): Rename to...
31710 (m68k_use_return_insn): ...this.
31711 * config/m68k/m68k.md (return): Use m68k_use_return_insn instead
31712 of USE_RETURN_INSN.
31714 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
31716 * config/m68k/fpgnulib.c (__truncdfsf2): Implement round to
31717 nearest even, fix denormal rounding overflow.
31719 2007-01-18 Richard Sandiford <richard@codesourcery.com>
31721 * config/m68k/m68k.md (movsf_cf_hard): Use fsmove instead of
31722 f%$smove and f%$move.
31723 (movdf_cf_hard): Use fdmove for cases 0 and 3 and fmove for case 1.
31724 (extendsfdf2_cf): Use fdmove instead of f%&move.
31725 (truncdfsf2_cf): Use fsmove instead of f%$smove.
31726 (add<mode>3_cf, sub<mode>3_cf): Use <FP:prec> instead of <FP:round>.
31728 2007-01-18 Richard Sandiford <richard@codesourcery.com>
31730 * config/m68k/m68k.md (movdf_cf_hard): Use output_move_double for
31733 2007-01-18 Richard Sandiford <richard@codesourcery.com>
31735 * real.h (real_format): Add a canonical_nan_lsbs_set field.
31736 (coldfire_single_format): Declare.
31737 (coldfire_double_format): Likewise.
31738 * real.c (encode_ieee_single): Use canonical_nan_lsbs_set instead
31739 of qnan_msb_set to determine the lower bits of a canonical
31741 (encode_ieee_double): Likewise.
31742 (encode_ieee_quad): Likewise.
31743 (ieee_single_format): Initialize canonical_nan_lsbs_set.
31744 (mips_single_format): Likewise.
31745 (ieee_double_format): Likewise.
31746 (mips_double_format): Likewise.
31747 (ieee_extended_motorola_format): Likewise.
31748 (ieee_extended_intel_96_format): Likewise.
31749 (ieee_extended_intel_128_format): Likewise.
31750 (ieee_extended_intel_96_round_53_format): Likewise.
31751 (ibm_extended_format): Likewise.
31752 (mips_extended_format): Likewise.
31753 (ieee_quad_format): Likewise.
31754 (mips_quad_format): Likewise.
31755 (vax_f_format): Likewise.
31756 (vax_d_format): Likewise.
31757 (vax_g_format): Likewise.
31758 (i370_single_format): Likewise.
31759 (i370_double_format): Likewise.
31760 (decimal_single_format): Likewise.
31761 (decimal_double_format): Likewise.
31762 (decimal_quad_format): Likewise.
31763 (c4x_single_format): Likewise.
31764 (c4x_extended_format): Likewise.
31765 (real_internal_format): Likewise.
31766 (coldfire_single_format): New real_format.
31767 (coldfire_double_format): Likewise.
31768 * config/pdp11/pdp11.c (pdp11_f_format): Initialize
31769 canonical_nan_lsbs_set.
31770 (pdp11_d_format): Likewise.
31771 * config/m68k/m68k.c (override_options): Override REAL_FORMAT_MODE
31772 if TARGET_COLDFIRE_CPU.
31774 2007-01-18 Richard Sandiford <richard@codesourcery.com>
31776 * config/m68k/m68k-protos.h (m68k_output_pic_call): Delete.
31777 (output_call, m68k_legitimize_call_address): Declare.
31778 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Remove unnecessary
31779 parenthesees. Add support for a 'W' constraint.
31780 (LEGITIMATE_PIC_OPERAND_P): Remove SYMBOL_REF_FLAG handling.
31781 (PRINT_OPERAND_PUNCT_VALID_P): Remove comment about 'o'.
31782 (m68k_symbolic_call, m68k_symbolic_jump): Declare.
31783 * config/m68k/m68k.c (m68k_symbolic_call, m68k_symbolic_jump): New
31785 (override_options): Initialize them. Do not set flag_no_function_cse
31786 for TARGET_ID_SHARED_LIBRARY.
31787 (m68k_output_pic_call): Delete.
31788 (m68k_legitimize_call_address): New function.
31789 (print_operand): Remove the %o prefix. Handle the %p prefix.
31790 (output_call): New function.
31791 (m68k_output_mi_thunk): Use m68k_symbolic_jump. Always load the
31792 target address from the GOT if symbolic jumps are not allowed.
31793 * config/m68k/m68k.md (call, general_operand): Do not set
31794 SYMBOL_REF_FLAG. Use m68k_legitimize_call_address instead.
31795 Merge separate flag_pic and !flag_pic define_insns into...
31796 (*call, *call_value): ...these new patterns. Match the address
31797 rather than the containing MEM and require it to be a call_operand.
31798 Use output_call to generate the asm template.
31799 * config/m68k/predicates.md (const_call_operand): New predicate.
31800 (call_operand): Likewise.
31802 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
31804 * config/m68k/m68k.h (REGISTER_MOVE_COST): Simplify definition.
31805 (STACK_GROWS_DOWNWARD): Define to 1.
31806 (FUNCTION_VALUE, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Equivocate
31807 comments, emphasizing that these values are only defaults.
31808 * config/m68k/linux.h (LINK_SPEC): Fix formatting in #undef.
31809 * config/m68k/m68k.c (const_method): Remove trailing whitespace.
31811 2007-01-18 Richard Sandiford <richard@codesourcery.com>
31813 * config/m68k/m68k.md (cmpsi): Remove outdated flag_pic handling.
31815 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
31816 Richard Sandiford <richard@codesourcery.com>
31818 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P)
31819 (FP_REGNO_P): New macros.
31820 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P, REGNO_OK_FOR_DATA_P)
31821 (REGNO_OK_FOR_FP_P, REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Use them.
31822 (EH_RETURN_STACKADJ_RTX): Use A0_REG.
31823 * config/m68k/m68k.c (m68k_regno_mode_ok): Use the new REGNO macros.
31825 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
31827 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
31828 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-rtems*): Add t-floatlib
31830 * config/m68k/t-floatlib: New file, extracting common code from...
31831 * config/m68k/t-m68kbare, config/m68k/t-m68kelf,
31832 * config/m68k/t-uclinux: Here.
31833 * config/m68k/fpgnulib.c: Do not compile extendeed precision
31834 routines on ColdFire targets.
31836 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
31838 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
31839 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*)
31840 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-linux*)
31841 (m68k-*-rtems*): Use tm_file rather than m68k/m68k.h and
31842 explicitly set MOTOROLA to 1.
31843 * config/m68k/m68k.h (MOTOROLA): Simplify definition accordingly.
31845 2007-01-18 Richard Sandiford <richard@codesourcery.com>
31846 Nathan Sidwell <nathan@codesourcery.com>
31848 * config/m68k/m68k.h (PCC_STATIC_STRUCT_RETURN): Delete.
31849 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Add MOTOROLA cases.
31850 * config/m68k/coff.h (REGISTER_PREFIX_MD): Delete.
31851 * config/m68k/m68020-elf.h (LIB_SPEC): Delete.
31852 * config/m68k/m68k-none.h (CC1_SPEC, CPP_SUBTARGET_SPEC): Delete.
31853 * config/m68k/m68kelf.h (IMMEDIATE_PREFIX, REGISTER_PREFIX_MD)
31854 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Delete.
31855 (NO_DOLLAR_IN_LABEL, PCC_STATIC_STRUCT_RETURN): Don't undefine.
31856 (BSS_ASM_OP, ASM_OUTPUT_SKIP, ASM_OUTPUT_ASCII): Delete.
31857 * config/m68k/m68kemb.h (PCC_STATIC_STRUCT_RETURN): Don't undefine.
31858 * config/m68k/linux.h (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE)
31859 (WCHAR_TYPE_SIZE, TARGET_OBJFMT_CPP_BUILTINS): Delete.
31860 (TARGET_OS_CPP_BUILTINS): Don't define mc68000 and mc68020 here.
31861 (DBX_REGISTER_NUMBER): Delete.
31862 * config/m68k/netbsd-elf.h (IMMEDIATE_PREFIX): Delete.
31863 (PCC_STATIC_STRUCT_RETURN): Don't undefine.
31864 * config/m68k/openbsd.h (PCC_STATIC_STRUCT_RETURN): Define.
31866 2007-01-18 Richard Sandiford <richard@codesourcery.com>
31868 * config.gcc (m68k-*-uclinux*): Add flat.h to $tm_file.
31869 * config/flat.h: New file.
31870 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define if
31871 OBJECT_FORMAT_FLAT.
31872 * config/m68k/m68k.h (ASM_PREFERRED_EH_DATA_FORMAT): Do not use
31873 indirect references for -msep-data or -mid-shared-library.
31874 Do not use PC-relative code addresses either.
31875 * config/m68k/m68k.c (override_options): Restrict -fPIC error
31877 * config/m68k/uclinux.h (STARTFILE_SPEC): Define. Use Scrt1.o
31878 for shared libraries and crt1.o for executables. Use crti.o and
31880 (ENDFILE_SPEC): Use crtend.o and crtn.o.
31881 (LIB_SPEC): Suppress -Rlibc.gdb if -static-libc is given.
31882 Do not add -elf2flt or -shared-lib-id options here.
31883 (LINK_SPEC): Define. Pass -elf2flt if no -elf2flt option is given.
31884 Pass -shared-lib-id if -mid-shared-library, taking the library
31885 identifier from -mshared-library-id if given, otherwise
31887 (EH_FRAME_IN_DATA_SECTION): Do not undefine.
31888 (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Likewise.
31889 (TARGET_OS_CPP_BUILTINS): Define __GXX_MERGED_TYPEINFO_NAMES=0
31890 and __GXX_TYPEINFO_EQUALITY_INLINE=0 if -mid-shared-library.
31891 (DRIVER_SELF_SPECS): Map unadorned PIC options to -msep-data.
31892 * config/m68k/t-uclinux (EXTRA_MULTILIB_PARTS): Add crtbegin.o
31894 * config/m68k/lb1sf68.asm (PICCALL): Use an lea and pc-relative
31895 jump sequence for ISA A and ISA A+.
31896 (PICJUMP): Likewise.
31898 2007-01-18 Richard Sandiford <richard@codesourcery.com>
31900 * config.gcc (m68k-*-uclinux*): Base the port on the common
31901 and m68k GNU/Linux files rather than on the generic ELF ones.
31902 * config/m68k/uclinux.h (TARGET_VERSION): Override.
31903 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
31905 2007-01-18 Julian Brown <julian@codesourcery.com>
31906 Richard Sandiford <richard@codesourcery.com>
31908 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Make 64-bit on ColdFire.
31909 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
31910 * config/m68k/netbsd-elf.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Undefine
31912 * config/m68k/uclinux-oldabi.h (LONG_DOUBLE_TYPE_SIZE): Redefine to
31913 80 unconditionally.
31914 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
31916 2007-01-18 Richard Sandiford <richard@codesourcery.com>
31918 * doc/install.texi: Document m68k-uclinuxoldabi.
31919 * config.gcc (m68k-*-uclinuxoldabi): New configuration.
31920 * config/m68k/uclinux-oldabi.h: New file, copied from
31921 config/m68k/uclinux.h.
31923 2007-01-18 Kaz Kojima <kkojima@rr.iij4u.or.jp>
31925 * config/m32r/m32r-protos.h (m32r_expand_epilogue): Declare it.
31926 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Use gen_frame_mem.
31927 (m32r_compute_frame_size): Use unsigned for regno.
31928 (m32r_reload_lr): Use gen_frame_mem.
31930 (m32r_output_function_epilogue): Don't output the function epilogue
31932 (m32r_expand_epilogue): New.
31933 (direct_return): Return false if the function has the interrupt
31935 (m32r_hard_regno_rename_ok): Remove code for the textual epilogue.
31936 * config/m32r/m32r.md (epilogue): New expander.
31937 (return_lr, return_rte): New insns.
31938 (return): Make it expander.
31939 (return_normal): New expander.
31941 2007-01-18 Josh Conner <jconner@apple.com>
31944 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Add
31945 support for UNLE, UNLT, UNGE, and UNGT.
31947 2007-01-18 Jan Hubicka <jh@suse.cz>
31949 * tree-vrp.c (finalize_jump_threads): Do not call cleanup_cfg by hand.
31950 * tree-tailcall (add_virtual_phis): Likewise.
31951 (optimize_tail_call): Return TODOs.
31952 (execute_tail_calls): Return TODOs.
31953 * tree-ssa-ccp (execute_fold_all_builtins): Do cleanup_cfg via TODO.
31954 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Return if something
31956 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
31957 Cleanup cfg using TODO.
31958 * tree-flow.h (cleanup_tree_cfg_loop): Update prototype.
31959 * passes.c (execute_function_todo): When cleanup did something, remove
31961 * tree-cfg.c (pass_build_cfg): Add cleanup_cfg TODO.
31962 (make_edges): Don't cleanup_cfg.
31964 2007-01-18 Uros Bizjak <ubizjak@gmail.com>
31966 * reg-stack.c (subst_stack_regs_pat) [UNSPEC_SINCOS_COS,
31967 UNSPEC_XTRACT_FRACT]: Use generic code for instructions that
31968 operate on the top of stack.
31969 [UNSPEC_SINCOS_SIN, UNSPEC_XTRACT_EXP, UNSPEC_TAN]: Rewrite
31970 register handling of instructions that output to the second
31972 [UNSPEC_TAN_ONE, UNSPEC_TAN_TAN]: Remove.
31973 (move_for_stack_reg): Special-case check for dead destination
31974 stack slot for constant load of 1.0 inside UNSPEC_TAN.
31976 * config/i386/i386.md (UNSPEC_TAN): New constant.
31977 (UNSPEC_TAN_ONE, UNSPEC_TAN_TAN): Remove.
31978 (fptanxf4_i387, fptan_extend<mode>xf4_i387): New patterns
31979 to correctly model move of constant 1.0 to top stack slot.
31980 (*tandf3_1, *tansf3_1, *tanxf3_1): Remove insn patterns.
31981 (unnamed peephole2 pattern): Remove corresponding peephole2
31982 pattern that optimizes tan insn and loading of constant 1.0.
31983 (tanxf2): Use fptanxf4_i387.
31984 (tan<mode>2): Rename from tansf2 and tandf2 and macroize insn
31985 patterns using X87MODEF12 mode macro. Use fptan_extend<mode>xf4_i387
31986 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
31987 disable patterns for SSE math.
31988 (sincos<mode>3): Use truncxf<mode>2_i387_noop for truncation.
31989 (fyl2x_extend<mode>xf3_i387): Use X87MODEF12 for operand 1.
31991 2007-01-18 Dirk Mueller <dmueller@suse.de>
31992 Richard Guenther <rguenther@suse.de>
31995 * doc/invoke.texi (Warray-bounds): Document -Warray-bounds.
31996 * common.opt (Warray-bounds): Add new warning option.
31997 * c-opts.c (c_common_handle_option): Define -Warray-bounds
31999 * Makefile.in: make tree-vrp.o depend on toplev.h
32000 * tree-vrp.c (vrp_finalize): Call check_array_refs if -Warray-bounds
32002 (check_array_refs, check_array_bounds, check_array_ref): New.
32004 2007-01-18 Jan Hubicka <jh@suse.cz>
32006 * tree-ssa-ccp.c (ccp_finalize): Return if something changed.
32007 (execute_ssa_ccp): Return flags conditionally.
32008 * tree-ssa-propagate.c (substitue_and_fold): Return if something was
32010 * tree-ssa-propagate.h (substitute_and_fold): Update prototype.
32012 2007-01-18 Steven Bosscher <steven@gcc.gnu.org>
32014 * cfgcleanup.c (cleanup_cfg): Detect cfglayout mode and set
32015 the CLEANUP_CFGLAYOUT flag when in cfglayout mode.
32017 * Makefile.c (GTFILES): Add cfglayout.h.
32018 * gengtype.c (open_base_files): Likewise.
32019 * cfglayout.c (cfg_layout_function_footer,
32020 cfg_layout_function_header) Reindent to make gengtype happy.
32021 * cfglayout.h (cfg_layout_function_footer,
32022 cfg_layout_function_header): Add GTY(()) marker.
32024 * ifcvt.c (noce_try_sign_mask): Make sure INSN_B is non-null.
32026 2007-01-18 Ben Elliston <bje@au.ibm.com>
32028 * genautomata.c (write_automata): Include xstrerror output in the
32029 error message if writing the DFA description file fails.
32031 2007-01-17 H.J. Lu <hongjiu.lu@intel.com>
32033 * config/mips/mips-protos.h (mips_output_external): Make it
32035 * config/mips/iris.h (TARGET_ASM_EXTERNAL_LIBCALL): Removed.
32036 * config/mips/mips.c (irix_output_external_libcall): Likewise.
32037 (extern_list): Likewise.
32038 (extern_head): Likewise.
32039 (TARGET_ASM_FILE_END): Likewise.
32040 (mips_file_end): Likewise.
32041 (mips_output_external): Rewritten.
32043 2007-01-18 Ben Elliston <bje@au.ibm.com>
32045 * genpreds.c (write_insn_preds_c): Only write out the function
32046 body for regclass_for_constraint if we have register constraints.
32048 2007-01-17 Tom Tromey <tromey@redhat.com>
32050 * doc/sourcebuild.texi (libgcj Tests): Use sourceware.org.
32051 * doc/install.texi (Testing): Use sourceware.org.
32052 (Binaries): Likewise.
32053 (Specific): Likewise.
32054 * doc/contrib.texi (Contributors): Use sourceware.org.
32056 2007-01-17 Anatoly Sokolov <aesok@post.ru>
32058 * config/avr/avr.h (AVR_HAVE_LPMX): New macro.
32059 (AVR_ENHANCED): Rename to ...
32060 (AVR_HAVE_MUL): ... new.
32061 (avr_enhanced_p): Rename to ...
32062 (avr_have_mul_p): ... new.
32063 (TARGET_CPU_CPP_BUILTINS): Use 'avr_have_mul_p' instead of
32064 'avr_enhanced_p' for "__AVR_ENHANCED__". Define "__AVR_HAVE_MUL__".
32065 * config/avr/avr.c (avr_enhanced_p): Rename to ...
32066 (avr_have_mul_p): ... new.
32067 (base_arch_s): Rename 'enhanced' to 'have_mul'.
32068 (avr_override_options): Use 'avr_have_mul_p' and 'have_mul' instead of
32069 'avr_enhanced_p' and 'enhanced'.
32070 (ashlhi3_out, ashrhi3_out, lshrhi3_out, avr_rtx_costs): Use
32071 AVR_HAVE_MUL instead of AVR_ENHANCED.
32072 * avr.md (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
32073 (mulqi3, *mulqi3_enh, *mulqi3_call, mulqihi3, umulqihi3, mulhi3,
32074 *mulhi3_enh, *mulhi3_call, mulsi3, *mulsi3_call): Use AVR_HAVE_MUL
32075 instead of AVR_ENHANCED.
32076 (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
32077 * libgcc.S: Use __AVR_HAVE_MUL__ instead of __AVR_ENHANCED__.
32078 (__tablejump__): Use __AVR_HAVE_LPMX__ instead of __AVR_ENHANCED__.
32080 2007-01-17 Ian Lance Taylor <iant@google.com>
32082 * vec.h (VEC_reserve_exact): Define.
32083 (vec_gc_p_reserve_exact): Declare.
32084 (vec_gc_o_reserve_exact): Declare.
32085 (vec_heap_p_reserve_exact): Declare.
32086 (vec_heap_o_reserve_exact): Declare.
32087 (VEC_OP (T,A,reserve_exact)): New static inline function, three
32089 (VEC_OP (T,A,reserve)) [all versions]: Remove handling of
32090 negative parameter.
32091 (VEC_OP (T,A,alloc)) [all versions]: Call ...reserve_exact.
32092 (VEC_OP (T,A,copy)) [all versions]: Likewise.
32093 (VEC_OP (T,a,safe_grow)) [all versions]: Likewise.
32094 * vec.c (calculate_allocation): Add exact parameter. Change all
32096 (vec_gc_o_reserve_1): New static function, from vec_gc_o_reserve.
32097 (vec_gc_p_reserve, vec_gc_o_reserve): Call vec_gc_o_reserve_1.
32098 (vec_gc_p_reserve_exact, vec_gc_o_reserve_exact): New functions.
32099 (vec_heap_o_reserve_1): New static function, from vec_heap_o_reserve.
32100 (vec_heap_p_reserve, vec_heap_o_reserve): Call vec_heap_o_reserve_1.
32101 (vec_heap_p_reserve_exact): New function.
32102 (vec_heap_o_reserve_exact): New function.
32104 2007-01-17 Jan Hubicka <jh@suse.cz>
32106 * ipa-type-escape.c (look_for_casts): Revamp using handled_component_p.
32108 2007-01-17 Eric Christopher <echristo@apple.com>
32110 * config.gcc: Support core2 processor.
32112 2007-01-16 Jan Hubicka <jh@suse.cz>
32114 * tree-ssanames.c (release_dead_ssa_names): Instead of ggc_freeing
32115 the names, just unlink the chain so we don't crash on dangling
32119 2007-01-16 Jan Hubicka <jh@suse.cz>
32121 * cgraph.h (cgraph_decide_inlining_incrementally): Kill.
32122 * tree-pass.h: Reorder to make IPA passes appear toegher.
32123 (pass_early_inline, pass_inline_parameters, pass_apply_inline):
32125 * cgraphunit.c (cgraph_finalize_function): Do not compute inling
32126 parameters, do not call early inliner.
32127 * ipa-inline.c: Update comments. Include tree-flow.h
32128 (cgraph_decide_inlining): Do not compute inlining parameters.
32129 (cgraph_decide_inlining_incrementally): Return TODOs; assume to
32130 be called with function context set up.
32131 (pass_ipa_inline): Remove unreachable functions before pass.
32132 (cgraph_early_inlining): Simplify assuming to be called from the
32134 (pass_early_inline): New pass.
32135 (cgraph_gate_ipa_early_inlining): New gate.
32136 (pass_ipa_early_inline): Turn into simple wrapper.
32137 (compute_inline_parameters): New function.
32138 (gate_inline_passes): New gate.
32139 (pass_inline_parameters): New pass.
32140 (apply_inline): Move here from tree-optimize.c
32141 (pass_apply_inline): New pass.
32142 * ipa.c (cgraph_remove_unreachable_nodes): Verify cgraph after
32144 * tree-inline.c (optimize_inline_calls): Return TODOs rather than
32145 doing them by hand.
32146 (tree_function_versioning): Do not allocate dummy struct function.
32147 * tree-inline.h (optimize_inline_calls): Update prototype.
32148 * tree-optimize.c (execute_fixup_cfg): Export.
32149 (pass_fixup_cfg): Remove
32150 (tree_rest_of_compilation): Do not apply inlines.
32151 * tree-flow.h (execute_fixup_cfg): Declare.
32152 * Makefile.in (gt-passes.c): New.
32153 * passes.c: Include gt-passes.h
32154 (init_optimization_passes): New passes.
32155 (nnodes, order): New static vars.
32156 (do_per_function_toporder): New function.
32157 (execute_one_pass): Dump current pass here.
32158 (execute_ipa_pass_list): Don't dump current pass here.
32160 2007-01-16 Janis Johnson <janis187@us.ibm.com>
32162 * config/dfp-bit.c (dfp_compare_op): Return separate value for NaN.
32163 (DFP_NE, DFP_LE, DFP_GE): Return false for NaN.
32165 2007-01-16 David Edelsohn <edelsohn@gnu.org>
32167 * config/rs6000/darwin-ldouble.c: Build file for SOFT_FLOAT.
32168 (strong_alias): Define.
32169 (__gcc_qmul): Provide non-FMA for soft-float.
32170 (__gcc_qdiv): Same.
32175 (__gcc_qunord): New.
32185 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Initialize
32186 soft-float functions.
32187 * config/rs6000/libgcc-ppc-glibc.ver: Version soft-float symbols.
32188 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Do not warn
32189 about long double soft float.
32191 2007-01-16 Dorit Nuzman <dorit@il.ibm.com>
32192 Tehila Meyzels <tehila@il.ibm.com>
32194 * tree-vectorizer.h (is_pattern_stmt_p): New.
32195 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fix
32196 formatting (tabs instead of spaces). Cleanup and clarify setting
32197 of STMT_VINFO_VECTYPE. Call is_pattern_stmt_p.
32198 * tree-vect-transform.c (vect_get_vec_def_for_operand): Fix typo.
32199 (vectorizable_type_demotion): Check that types are integral.
32200 (vectorizable_type_promotion): Likewise.
32201 (vectorizable_store): Fix typo. Eliminate new-line at end of
32204 2007-01-16 Jan Hubicka <jh@suse.cz>
32206 * tree-ssanames.c (release_dead_ssa_names): Remove invalidated
32209 2007-01-15 Eric Christopher <echristo@apple.com>
32211 * ifcvt.c: Include vec.h, vecprim.h.
32212 (check_cond_move_block): New argument regs.
32213 Reorganize. Add registers used to regs.
32214 (cond_move_process_if_block): Use regs set above as
32217 2007-01-15 Eric Christopher <echristo@apple.com>
32219 * config/darwin.h: Update copyright.
32220 (TARGET_OPTION_TRANSLATE_TABLE): Add umbrella.
32221 (LINK_COMMAND_SPEC): Add -u.
32222 (LINK_SPEC): Fix umbrella for above.
32224 2007-01-15 Joseph S. Myers <joseph@codesourcery.com>
32226 * config/soft-fp/op-common.h, config/soft-fp/op-4.h: Update from
32229 2007-01-15 Tom Tromey <tromey@redhat.com>
32231 * doc/sourcebuild.texi (libgcj Tests): Don't mention jacks.
32232 * doc/install.texi (Testing): Don't mention jacks.
32233 (Configuration): Document --enable-java-maintainer-mode. Move
32234 --with-java-home to libgcj-specific section. Document
32236 (Prerequisites): Mention --enable-java-maintainer-mode, ecj1.
32238 2007-01-15 Jan Hubicka <jh@suse.cz>
32240 * tree-ssa-dce.c (DCE_TODOs): New.
32241 (propagate_necessity): Return if something changed.
32242 (eliminate_unnecessary_stmts): Likewise.
32243 (perform_tree_ssa_dce): Return TODO flags when needed.
32244 (pass_dce, pass_dce_loop, pass_cd_dce): Remove TODO flags.
32246 2007-01-15 Uros Bizjak <ubizjak@gmail.com>
32248 * config/i386/i386.md (fyl2xxf3_i387): Rename from fyl2x_xf3.
32249 (fyl2x_extend<mode>xf3_i387): New insn pattern.
32250 (log<mode>2): Rename from logsf2 and logdf2 and macroize insn
32251 patterns using X87MODEF12 mode macro. Extend operand 1
32252 to XFmode. Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
32253 (log10<mode>2): Ditto.
32254 (log2<mode>2): Ditto.
32255 (log1p<mode>2): Ditto.
32256 (logb<mode>2): Ditto.
32257 (fyl2xp1xf3_i387): Rename from fyl2xp1_xf3.
32258 (fyl2xp1_extend<mode>xf3_i387): New insn pattern.
32259 (*fxtractxf3_i387): Rename from *fxtractxf3.
32260 (fxtract_extend<mode>xf3_i387): New insn pattern.
32261 (ilogbsi2): Use match_dup 3, not match_operand:XF 3.
32262 * config/i386/i386.c (ix86_emit_i387_log1p): Use gen_fyl2xp1xf3_i387()
32263 and gen_fyl2xxf3_i387().
32265 2007-01-14 Zdenek Dvorak <dvorakz@suse.cz>
32267 * loop-unswitch.c (unswitch_loop): Do not call fix_loop_placement.
32268 * cfgloopmanip.c (fix_loop_placement): Made static. Use
32269 get_loop_exit_edges. Changed return type to bool.
32270 * cfgloop.h (fix_loop_placement): Declaration removed.
32272 2007-01-14 Dorit Nuzman <dorit@il.ibm.com>
32274 * param.h (MIN_VECT_LOOP_BOUND): New.
32275 * params.def (MIN_VECT_LOOP_BOUND): New.
32276 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Takes another
32277 argument - minimum threshold for number of iterations.
32278 * tree-vectorizer.h (slpeel_tree_peel_loop_to_edge): Add another
32279 argument to declaration.
32280 * tree-vect-analyze.c (vect_analyze_operations): Check value of
32281 MIN_VECT_LOOP_BOUND.
32282 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Call
32283 slpeel_tree_peel_loop_to_edge with additional argument.
32284 (vect_do_peeling_for_alignment): Likewise.
32285 * doc/invoke.texi (min-vect-loop-bound): Document new param option.
32287 2007-01-14 Uros Bizjak <ubizjak@gmail.com>
32290 * config/i386/i386.c (print_operand) ['z']: Output 'b' for
32291 operands of size 1.
32293 2007-01-14 Jan Hubicka <jh@suse.cz>
32295 * tree-dfa.c (remove_referenced_var): New function.
32296 * tree-ssa-live.c (remove_unused_locals): Walk referenced vars and
32297 prune referenced vars list too.
32298 * tree-flow.h (remove_referenced_var): Declare.
32300 2007-01-14 Jan Hubicka <jh@suse.cz>
32302 * tree-eh.c (add_stmt_to_eh_region_fn): Do not add call_exprs
32304 (remove_stmt_from_eh_region_fn): Do not remove call_exprs.
32305 (verify_eh_throw_stmt_node, verify_eh_throw_table_statements): Kill.
32306 * except.h (verify_eh_throw_table_statements): Kill prototype.
32307 * cfgexpand.c (expand_gimple_basic_block): Propagate Eh regions
32308 into call exrepssions.
32309 * tree-optimize.c (execute_free_cfg_annotatiosn): Do not call
32311 * tree-cfg.c: Include pointer-set.h.
32312 (verify_node_sharing): Work on pointer set.
32313 (verify_eh_throw_stmt_node): New.
32314 (verify_stmts): Use pointers sets, verify throw_stmt.
32316 2007-01-13 Zdenek Dvorak <dvorakz@suse.cz>
32318 * ipa-reference.c (analyze_function): Consider also addresses taken
32321 2007-01-12 Roger Sayle <roger@eyesopen.com>
32323 * c-typeck.c (null_pointer_constant_p): Replace use of
32324 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
32325 (build_c_cast): Likewise.
32327 2007-01-12 Roger Sayle <roger@eyesopen.com>
32329 * tree.h (force_fit_type_double): Remove unused final argument.
32330 * c-common.c (constant_expression_warning): Replace use of
32331 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
32332 (convert_and_check): Likewise.
32333 (shorten_compare): Update call to force_fit_type_double.
32334 (c_common_truthvalue_conversion) <INTEGER_CST>: Use integer_zerop.
32335 * convert.c (convert_to_pointer): Update call to
32336 force_fit_type_double.
32337 * fold-const.c (force_fit_type_double): Remove overflowed_const
32339 (int_const_binop, fold_convert_const_int_from_int,
32340 fold_convert_const_int_from_real, fold_div_compare,
32341 fold_sign_changed_comparison, fold_unary, fold_negate_const,
32342 fold_abs_const, fold_not_const): Remove the final argument from
32343 calls to force_fit_type_double.
32345 2007-01-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
32347 * configure.ac: Set insn to "nop" for spu-*-* also.
32348 * configure: Regenerate.
32350 2007-01-12 Olga Golovanevsky <olga@il.ibm.com>
32352 * builtins.def : Add BUILT_IN_FREE.
32354 2007-01-12 Jan Hubicka <jh@suse.cz>
32356 PR tree-optimization/30443
32357 * tree-inline.c (tree_function_versioning): Do not optimize when
32358 cloning for inlining.
32360 2007-01-12 Zdenek Dvorak <dvorakz@suse.cz>
32362 * doc/loop.texi: Document recording of loop exits.
32363 * cfgloopmanip.c (loopify, duplicate_loop): Use alloc_loop.
32364 (update_single_exits_after_duplication,
32365 update_single_exit_for_duplicated_loop,
32366 update_single_exit_for_duplicated_loops): Removed.
32367 (duplicate_loop_to_header_edge): Do not call
32368 update_single_exits_after_duplication and
32369 update_single_exit_for_duplicated_loops.
32370 (loop_version): Do not update single_exit information.
32371 (fix_loop_structure): Use record_loop_exits instead of
32372 mark_single_exit_loops.
32373 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update
32374 the lists of loop exits.
32375 * cfghooks.c (redirect_edge_and_branch, redirect_edge_and_branch_force,
32376 split_edge, merge_blocks): Update the lists of loop exits.
32377 * modulo-sched.c (sms_schedule): Pass LOOPS_HAVE_RECORDED_EXITS to
32378 loop_optimizer_init.
32379 * loop-init.c (loop_optimizer_init): Call record_loop_exits instead
32380 of mark_single_exit_loops.
32381 (loop_optimizer_finalize): Call release_recorded_exits.
32382 * tree-ssa-loop.c (tree_loop_optimizer_init): Pass
32383 LOOPS_HAVE_RECORDED_EXITS to loop_optimizer_init.
32384 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg): Do not
32385 update single exit information.
32386 * lambda-code.c (perfect_nestify): Ditto.
32387 * cfgloop.c (flow_loop_free): Destroy the list of exits of the loop.
32388 (mark_single_exit_loops): Removed.
32389 (alloc_loop, loop_exit_hash, loop_exit_eq, loop_exit_free,
32390 get_exit_descriptions, rescan_loop_exit, record_loop_exits,
32391 dump_recorded_exit, dump_recorded_exits, release_recorded_exits): New
32393 (get_loop_exit_edges, single_exit): Use recorded exit lists.
32394 (add_bb_to_loop, remove_bb_from_loops): Update the lists of loop exits.
32395 (verify_loop_structure): Verify consistency of the exit lists.
32396 (flow_loops_find): Use alloc_loop. Initialize exits hash.
32397 (set_single_exit): Removed.
32398 * cfgloop.h (struct loop_exit): New function.
32399 (struct loop): single_exit_ field replaced by exits field.
32400 (LOOPS_HAVE_MARKED_SINGLE_EXITS): Replaced by
32401 LOOPS_HAVE_RECORDED_EXITS.
32402 (struct loops): Added exits hash.
32403 (mark_single_exit_loops, set_single_exit): Declaration removed.
32404 (release_recorded_exits, record_loop_exits, rescan_loop_exit): Declare.
32406 2007-01-12 Richard Sandiford <richard@codesourcery.com>
32408 * doc/invoke.texi: Avoid use of @headitem.
32410 2007-01-12 Richard Sandiford <richard@codesourcery.com>
32412 * cse.c (cse_insn): Move HAVE_CC0 code after declarations.
32414 2007-01-12 Richard Sandiford <richard@codesourcery.com>
32416 * doc/install.texi: Fix m68k-*-* anchor and add m68k-*-* to the
32419 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
32420 Richard Sandiford <richard@codesourcery.com>
32422 * doc/invoke.texi: Document -mno-bitfield, -mno-rtd and -mno-short.
32423 * config/m68k/m68k.opt: Resort options.
32424 (mbitfield, mrtd, mshort): Remove RejectNegative properties.
32426 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
32427 Richard Sandiford <richard@codesourcery.com>
32429 * doc/invoke.texi: Document the macros that are defined by
32430 m68k's -mtune and -mhard-float options.
32431 * config/m68k/m68k-protos.h (m68k_cpp_cpu_ident) Declare.
32432 (m68k_cpp_cpu_family): Likewise.
32433 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Add a full set
32434 of __ucfv*__ macros. Define __mcffpu__ if generating code for
32435 ColdFire FPUs. Define __mcf_cpu_* and __mcf_family_* macros.
32436 * config/m68k/m68k.c (m68k_cpp_cpu_ident): New function.
32437 (m68k_cpp_cpu_family): Likewise.
32439 2007-01-12 Richard Sandiford <richard@codesourcery.com>
32441 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Treat all mc68*
32442 macros besides mc68000 as tuning macros. Use a switch statement
32443 to set them and mcpu32.
32445 2007-01-12 Julian Brown <julian@codesourcery.com>
32447 * config/m68k/m68k.h: Use TARGET_68040 instead of TARGET_68040_ONLY.
32448 (TARGET_68040_ONLY): Rename to...
32449 (TARGET_68040): ...this.
32450 * config/m68k/m68k.c: Use TARGET_68040 instead of TARGET_68040_ONLY.
32451 * config/m68k/m68k.md: Likewise.
32453 2007-01-12 Julian Brown <julian@codesourcery.com>
32454 Nathan Sidwell <nathan@codesourcery.com>
32455 Richard Sandiford <richard@codesourcery.com>
32457 * config.gcc (m680[012]0-*-*, m68k*-*-*): Set m68k_cpu_ident to
32458 the -mcpu= argument associated with the --with-cpu setting.
32459 Define M68K_DEFAULT_TUNE to the default -mtune= option,
32460 if different from the one implied by the -mcpu setting.
32461 Accept --with-cpu=FOO if FOO is listed in m68k-devices.def,
32462 using mcpu=FOO as the default CPU option. Set target_cpu_default2.
32463 * doc/invoke.texi: Mention ColdFire in the introduction to the
32464 m68k options. Document the new -march, -mcpu, -mtune, -mdiv,
32465 -mno-div and -mhard-float options. Make -m68881 a synonym for
32466 -mhard-float. Document the previously-undocumented -m5206e,
32467 -m528x, -m5307 and -m5407 options. Tweak the existing option
32468 documentation for consistency.
32469 * doc/install.texi: Mention new --with-cpu arguments.
32470 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Only use the
32471 default CPU if neither -mcpu nor -march are specified.
32472 (ASM_CPU_SPEC): Pass down -mcpu and -march options.
32473 (TARGET_CPU_CPP_BUILTINS): Set __mcfisa*__ macros from
32474 TARGET_ISA*. Set the legacy __mcf*__ cpu macros in the same way,
32475 using m68k_tune to decide between families that implement the
32476 same ISA. Use m68k_tune to set __mcfv4e__.
32477 (FL_BITFIELD, FL_68881, FL_COLDFIRE, FL_CF_HWDIV, FL_CF_MAC)
32478 (FL_CF_EMAC, FL_CF_EMAC_B, FL_CF_USP, FL_CF_FPU, FL_ISA_68000)
32479 (FL_ISA_68010, FL_ISA_68020, FL_ISA_68040, FL_ISA_A, FL_ISA_B)
32480 (FL_ISA_C, FL_ISA_MMU): New macros.
32481 (MASK_COLDFIRE): Delete.
32482 (TARGET_68010, TARGET_68020, TARGET_68040_ONLY, TARGET_COLDFIRE)
32483 (TARGET_ISAB): Redefine in terms of m68k_cpu_flags.
32484 (TARGET_68881, TARGET_COLDFIRE_FPU): Redefine in terms of m68k_fpu.
32485 (TARGET_HARD_FLOAT): Do not define here.
32486 (TARGET_ISAAPLUS, TARGET_ISAC): New macros.
32487 (TUNE_68000): New macro.
32488 (TUNE_68000_10): Redefine in terms of TUNE_68000 and TUNE_68010.
32489 (TUNE_68010, TUNE_68030, TUNE_68040, TUNE_68060, TUNE_CPU32)
32490 (TUNE_CFV2): Redefine in terms of m68k_tune.
32491 (uarch_type, target_device, fpu_type): New enums.
32492 (m68k_cpu, m68k_tune, m68k_fpu, m68k_cpu_flags): Declare.
32493 * config/m68k/m68k.c (TARGET_DEFAULT): Remove MASK_68881.
32494 (FL_FOR_isa_00, FL_FOR_isa_10, FL_FOR_isa_20, FL_FOR_isa_40)
32495 (FL_FOR_isa_cpu32, FL_FOR_isa_a, FL_FOR_isa_aplus, FL_FOR_isa_b)
32496 (FL_FOR_isa_c): New macros.
32497 (m68k_isa): New enum.
32498 (m68k_target_selection): New structure.
32499 (all_devices, all_isas, all_microarchs): New tables.
32500 (m68k_cpu_entry, m68k_arch_entry, m68k_tune_entry, m68k_cpu)
32501 (m68k_tune, m68k_fpu, m68k_cpu_flags): New variables.
32502 (MASK_ALL_CPU_BITS): Delete.
32503 (m68k_find_selection): New function.
32504 (m68k_handle_option): Handle -mcpu=, -march= and -mtune=.
32505 Map the legacy target options to a combination of the new ones.
32506 (override_options): Set m68k_cpu, m68k_tune, m68k_fpu and
32507 m68k_cpu_flags. Handle M68K_DEFAULT_TUNE. Use m68k_cpu_flags
32508 to derive default MASK_BITFIELD, MASK_CF_HWDIV and MASK_HARD_FLOAT
32510 * config/m68k/m68k.opt (m5200, m5206e, m528x, m5307, m5407, mcfv4e)
32511 (m68010, m68020, m68020-40, m68020-60, m68030, m68040): Remove Mask
32513 (m68881, msoft-float): Change mask from 68881 to HARD_FLOAT.
32514 (march=, mcpu=, mdiv, mhard-float, mtune=): New options.
32515 * config/m68k/m68k-devices.def: New file.
32517 2007-01-12 Richard Sandiford <richard@codesourcery.com>
32518 Nathan Sidwell <nathan@codesourcery.com>
32520 * config/m68k/m68k.h (ASM_CPU_SPEC, ASM_SPEC, EXTRA_SPECS)
32521 (SUBTARGET_EXTRA_SPECS): New macros.
32522 * config/m68k/linux.h (ASM_SPEC): Remove CPU flags;
32523 use %(asm_cpu_spec) instead.
32524 * config/m68k/m68k-none.h (ASM_SPEC): Likewise.
32525 * config/m68k/openbsd.h (ASM_SPEC): Likewise.
32526 * config/m68k/netbsd-elf.h (ASM_SPEC): Likewise.
32527 (EXTRA_SPECS): Rename to...
32528 (SUBTARGET_EXTRA_SPECS): ...this.
32530 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
32531 Richard Sandiford <richard@codesourcery.com>
32532 Julian Brown <julian@codesourcery.com>
32534 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
32535 (m68k-*-uclinux*, m68k-*-linux*, m68k-*-rtems*): Set default_m68k_cpu
32536 to the configuration's default CPU.
32537 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*): Likewise.
32538 Remove default masks.
32539 (m680[012]0-*-*): Set the default with_cpu to the first part of
32541 (m68k*-*-*): Set the default with_cpu to m$default_m68k_cpu.
32542 (m68k*-*-linux): Extend the --with-cpu handling to...
32543 (m680[012]0-*-*, m68k*-*-*): ...these configurations. Allow m68000
32544 and m68010. Don't set target_cpu_default2.
32545 * doc/install.texi: Document --with-cpu for m68k.
32546 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Define.
32547 * config/m68k/m68k-none.h (TARGET_CPU_DEFAULT, M68K_CPU_m68k)
32548 (M68K_CPU_m68000, M68K_CPU_m68010, M68K_CPU_m68020, M68K_CPU_m68030)
32549 (M68K_CPU_m68040, M68K_CPU_m68302, M68K_CPU_m68332, TARGET_DEFAULT)
32550 (ASM_CPU_DEFAULT_SPEC, CC1_CPU_DEFAULT_SPEC): Delete.
32551 (ASM_SPEC): Remove use of %(asm_cpu_default).
32552 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS, MULTILIB_DEFAULTS): Delete.
32553 * config/m68k/linux.h (TARGET_DEFAULT): Delete.
32554 (CPP_SPEC): Merge definitions. Do not handle __HAVE_68881__ here.
32555 * config/m68k/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define
32556 __HAVE_FPU__ if TARGET_HARD_FLOAT.
32557 (TARGET_DEFAULT): Delete.
32558 (EXTRA_SPECS): Delete cpp_cpu_default_spec, cpp_cpu_spec,
32559 cpp_fpu_spec, asm_default_spec and netbsd_cpp_spec.
32560 (CPP_CPU_SPEC): Delete.
32561 (TARGET_VERSION): Merge definitions, using TARGET_68010 to pick
32562 the appropriate string.
32563 (CPP_CPU_DEFAULT_SPEC, ASM_DEFAULT_SPEC, CPP_FPU_SPEC): Delete.
32564 (CPP_SPEC): Define to NETBSD_CPP_SPEC.
32565 (ASM_SPEC): Don't use %(asm_default_spec).
32566 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove
32567 TARGET_DEFAULT and add MASK_68881.
32568 * config/m68k/m68k.md: Remove mention of TARGET_DEFAULT from comments.
32570 2007-01-12 Richard Sandiford <richard@codesourcery.com>
32572 * config.gcc (m68010-*-netbsdelf*): Add MASK_68010.
32573 (m68k*-*-netbsdelf*, m68k*-*-openbsd*, m68k*-linux*): Add
32574 MASK_68010 alongside MASK_68020.
32575 * doc/invoke.texi: Document -m68010.
32576 * config/m68k/m68k.opt (m68010): New.
32577 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define mc68010
32579 (TUNE_68010): New macro.
32580 * config/m68k/m68k-none.h (M68K_CPU_m68k, M68K_CPU_m68010)
32581 (M68K_CPU_m68020, M68K_CPU_m68030, M68K_CPU_m68040)
32582 (M68K_CPU_m68332): Add MASK_68010.
32583 * config/m68k/linux.h (TARGET_DEFAULT): Add MASK_68010 to
32584 fallback definition.
32585 * config/m68k/netbsd-elf.h (CPP_CPU_SPEC): Remove now-redundant
32587 * config/m68k/m68k.c (MASK_ALL_CPU_BITS): Add MASK_68010.
32588 (m68k_handle_option): Handle OPT_m68010. Add MASK_68010
32589 to all entries that use MASK_68020.
32590 (output_move_simode_const, output_move_himode, output_move_qimode)
32591 (output_move_stricthi, output_move_strictqi): Use TARGET_68010
32592 instead of TARGET_68020 to select clr behavior. Remove comment
32593 about there being no TARGET_68010.
32594 * config/m68k/m68k.md: Likewise throughout.
32596 2007-01-12 Julian Brown <julian@codesourcery.com>
32598 * config/m68k/m68k.h (TARGET_ISAB): New macro.
32599 * config/m68k/m68k.c: Use TARGET_ISAB rather than TARGET_CFV4.
32600 * config/m68k/m68k.md: Likewise.
32602 2007-01-12 Julian Brown <julian@codesourcery.com>
32604 * config/m68k/m68k.h (LEGITIMATE_INDEX_P, LEGITIMIZE_ADDRESS): Use
32605 TARGET_COLDFIRE_FPU instead of TARGET_CFV4E.
32607 2007-01-12 Julian Brown <julian@codesourcery.com>
32609 * config/m68k/m68k.h (TUNE_68040_60): New macro.
32610 * config/m68k/m68k.c (standard_68881_constant_p): Use it.
32611 * config/m68k/m68k.md: Likewise.
32613 2007-01-12 Julian Brown <julian@codesourcery.com>
32614 Richard Sandiford <richard@codesourcery.com>
32616 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Use TUNE_68030
32617 instead of TARGET_68030, TUNE_68040 instead of TARGET_68040,
32618 TUNE_68060 instead of TARGET_68060 and TUNE_CPU32 instead of
32620 (TARGET_CPU32): Rename to...
32621 (TUNE_CPU32): ...this.
32622 (TUNE_68000_10, TUNE_68030, TUNE_68040, TUNE_68060)
32623 (TUNE_CFV2): New macros.
32624 * config/m68k/netbsd-elf.h (LONG_DOUBLE_TYPE_SIZE): Simplify;
32625 remove conditions that are implied by TARGET_68020.
32626 * config/m68k/m68k.c (m68k_output_function_prologue): Use TUNE_68040
32627 instead of TARGET_68040 and TUNE_CPU32 instead of TARGET_CPU32.
32628 (m68k_output_function_epilogue): Likewise.
32629 (m68k_rtx_costs): Likewise. Use TUNE_68060 instead of TARGET_68060
32630 and TUNE_CFV2 instead of TARGET_5200. Use TUNE_68000_10 instead of
32631 "!TARGET_68020 && !TARGET_COLDFIRE" to choose between 68000 and
32632 non-68000 timings. Refactor multiplication and division costs.
32633 (output_addsi3): Use TUNE_68040 instead of TARGET_68040 and
32634 TUNE_CPU32 instead of TARGET_CPU32.
32635 (standard_68881_constant_p): Use TUNE_68040 instead of TARGET_68040
32636 and TUNE_68060 instead of TARGET_68060.
32637 * config/m68k/m68k.md: Use TUNE_68040 instead of TARGET_68040,
32638 TUNE_68060 instead of TARGET_68060, and TUNE_CPU32 instead of
32640 (movsi_const0): Use TUNE_68000_10 rather than "!TARGET_68020
32641 && !TARGET_COLDFIRE" to choose between moveq and clr.
32642 Likewise in the unnamed movsf pattern.
32643 (ashlsi_17_24, lshrsi_17_24): Guard with TUNE_68000_10 rather than
32644 "!TARGET_68020 && !TARGET_COLDFIRE". Likewise the unnamed
32647 2007-01-12 Richard Sandiford <richard@codesourcery.com>
32649 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Increase amount
32650 of tabbing before backslashes.
32652 2007-01-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
32654 * pa-linux.h (ASM_OUTPUT_INTERNAL_LABEL): Undefine.
32655 * pa.h (ASM_OUTPUT_LABEL): Output colon when using GAS.
32656 (ASM_OUTPUT_INTERNAL_LABEL): Define.
32658 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
32660 * tree-ssa-loop-ivopts.c (extract_cond_operands): Split from
32661 find_interesting_uses_cond.
32662 (find_interesting_uses_cond): Use extract_cond_operands.
32663 (rewrite_use_compare): Use extract_cond_operands and
32664 force_gimple_operand_bsi. Do not call update_stmt.
32665 (determine_use_iv_cost_condition): Use extract_cond_operands.
32666 Return cheaper of using original bound and changing the exit bound.
32668 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
32670 PR tree-optimization/29516
32671 * tree-ssa-address.c (tree_mem_ref_addr, add_to_parts,
32672 most_expensive_mult_to_index, addr_to_parts,
32673 create_mem_ref, maybe_fold_tmr): Make the type of
32674 fields of TARGET_MEM_REF sizetype.
32675 (move_fixed_address_to_symbol, move_pointer_to_base):
32677 * tree.def (TARGET_MEM_REF): Add comment on types of
32680 2007-01-11 Joseph Myers <joseph@codesourcery.com>
32682 * c-common.c (vector_types_convertible_p): Treat opaque types as
32683 always convertible if they have the same size, but not otherwise.
32685 2007-01-11 Steven Bosscher <steven@gcc.gnu.org>
32687 * ifcvt.c (struct noce_if_info): Add comments to the fields.
32688 Remove the b_unconditional field.
32689 (noce_try_sign_mask): Do not look at b_unconditional.
32690 (noce_process_if_block): Do not use merge_if_blocks. Update
32691 the CFG here. Do not set b_unconditional.
32692 (cond_move_process_if_block): Likewise.
32693 (find_cond_trap): Likewise.
32694 (check_cond_move_block): Require simple jump insns at the end
32695 of the basic block.
32697 2007-01-11 Jan Hubicka <jh@suse.cz>
32699 PR tree-optimization/1046
32700 * tree-tailcall.c (suitable_for_tail_call_opt_p): Use TREE_ADDRESSABLE
32701 when alias info is not ready.
32702 (pass_tail_recursion): Do not require aliasing.
32703 * tree-ssa-copyrename.c (pass_rename_ssa_cop): Likewise.
32704 * tree-ssa-ccp.c (pass_ccp, pass_fold_builtins): Likewise.
32705 * tree-ssa-copy.c (pass_copy_prop): Likewise.
32706 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
32707 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Likewise.
32708 * passes.c (init_optimization_passes): Execute rename_ssa_copies,
32709 ccp, forwprop, copy_prop, merge_phi, copy_prop, dce and tail recursion
32711 * tree-ssa-operands.c (add_virtual_operand, get_indirect_ref_operand):
32712 When aliasing is not build, mark statement as volatile.
32714 2007-01-11 Tom Tromey <tromey@redhat.com>
32716 PR preprocessor/15185, PR preprocessor/20989:
32717 * doc/cppopts.texi <-MT>: Update description of algorithm for
32718 computing default target.
32719 <-M, -MD>: Reword "basename" text.
32721 2007-01-11 Roger Sayle <roger@eyesopen.com>
32723 * builtins.c (expand_builtin_pow, expand_builtin_powi,
32724 fold_builtin_cabs, fold_builtin_sqrt, fold_builtin_trunc,
32725 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
32726 fold_builtin_int_int_roundingfn, fold_builtin_bitop,
32727 fold_builtin_bswap, real_constp, fold_builtin_pow,
32728 fold_builtin_powi, fold_builtin_signbit, fold_builtin_copysign,
32729 do_mpfr_arg1, do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Replace
32730 uses of the macro TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
32731 * convert.c (convert_to_pointer): Likewise.
32732 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
32733 * fold-const.c (force_fit_type, fold_negate_expr, int_const_binop,
32734 const_binop, fold_convert_const_int_from_int,
32735 fold_convert_const_int_from_real,
32736 fold_convert_const_real_from_real, sign_bit_p,
32737 optimize_minmax_comparison, extract_muldiv_1, fold_div_compare,
32738 fold_sign_changed_comparison, fold_unary, fold_comparison,
32739 fold_binary, multiple_of_p, tree_Expr_non_zero_p,
32740 fold_negate_const, fold_abs_const, fold_not_const): Likewise.
32741 * print-tree.c (print_node_brief, print_node): Likewise.
32742 * stor-layout.c (place_field, layout_type): Likewise.
32743 * tree-chrec.c (keep_cast): Likewise.
32744 * tree.c (build_vector, build_real, build_real_from_int_cst,
32745 build_complex): Likewise.
32747 2007-01-11 Roger Sayle <roger@eyesopen.com>
32749 * tree.h (TREE_CONSTANT_OVERFLOW): Obsolete. For the time being,
32750 treat TREE_CONSTANT_OVERFLOW as a synonym of TREE_OVERFLOW.
32752 2007-01-11 Paolo Bonzini <bonzini@gnu.org>
32754 * configure.ac (strict1_warn): Rename to strict_warn.
32755 (WERROR, --enable-werror, symlink hacks, stage1_cflags,
32756 cc_set_by_configure, quoted_cc_set_by_configure,
32757 stage_prefix_set_by_configure, quoted_stage_prefix_set_by_configure,
32758 all_boot_languages, all_stagestuff): Remove.
32759 (target_list): Remove bootstrap targets.
32760 * Makefile.in (quickstrap): Unconditionally make a synonym of all.
32761 (BOOT_LANGUAGES, STAGE1_CFLAGS, STAGE1_CHECKING,
32762 REMAKEFLAGS, FLAGS_TO_PASS, PREPEND_DOTDOT_TO_RELATIVE_PATHS,
32763 SUBDIR_FLAGS_TO_PASS, WERROR_FLAGS, STRICT2_WARN, LANG_STAGESTUFF,
32764 VOL_FILES, POSTSTAGE1_FLAGS_TO_PASS, STAGE2_FLAGS_TO_PASS,
32765 STAGEPROFILE_FLAGS_TO_PASS, STAGEFEEDBACK_FLAGS_TO_PASS, stage1_build,
32766 stage1_copy, stage2_build, stage2_copy, stageprofile_build,
32767 stageprofile_copy, stage3_build, stage3_copy, stagefeedback_build,
32768 stagefeedback_copy, stage4_build, clean_s1, clean_sw, bootstrap,
32769 bootstrap-lean, bootstrap2, bootstrap2-lean, bootstrap3,
32770 bootstrap3-lean, bootstrap4, bootstrap4-lean, unstage1, unstage2,
32771 unstage3, unstage4, unstageprofile, unstagefeedback, restage, restage2,
32772 restage3, restage4, restageprofile, restagefeedback, bubbleestrap,
32773 cleanstrap, unstrap, restrap, *compare, *compare3, *compare4,
32774 *compare-lean, *compare3-lean, *compare4-lean, stage1-start, stage1,
32775 stage2-start, stage2, stage3-start, stage3, stage4-start, stage4,
32776 stageprofile-start, stageprofile, stagefeedback-start, stagefeedback,
32777 risky-stage1, risky-stage2, risky-stage3, risky-stage4): Remove.
32778 (ORDINARY_FLAGS_TO_PASS): Rename to FLAGS_TO_PASS.
32779 (STAGECOPYSTUFF, STAGEMOVESTUFF): Consolidate into MOSTLYCLEANFILES.
32780 (mostlyclean): Adjust.
32781 (clean, distclean): Don't mention bootstrap stuff.
32782 * configure: Regenerate.
32783 * ada/config-lang.in, cp/config-lang.in, forttran/config-lang.in,
32784 java/config-lang.in, objc/config-lang.in, objcp/config-lang.in,
32785 treelang/config-lang.in (stagestuff): Remove.
32786 * doc/sourcebuild.texi (stage1, stage2, stage3, stage4,
32787 stageprofile, stagefeedback, stagestuff): Remove mention.
32789 2007-01-11 Nick Clifton <nickc@redhat.com>
32791 * config/mcore/predicates.md (mcore_general_movesrc_operand):
32793 (mcore_general_movdst_operand): Do not accept CONST_INTs.
32794 (mcore_arith_K_S_operand): Run the test for the S constraint not
32795 the test for the M constraint.
32796 (mcore_addsub_operand): Do not accept integer values that are
32797 larger than 32 bits.
32798 * config/mcore/mcore.md: Remove unused constraints from split.
32799 (andsi3): Use HOST_WIDE_INT instead of int to hold an INTVAL.
32800 (addsi3): Likewise.
32801 (allocate_stack): Likewise.
32802 * config/mcore/mcore.c (mcore_print_operand): Restrict output of P
32803 operands to 32 bits.
32804 (mcore_const_costs): Use HOST_WIDE_INT instead of int to hold an
32806 (mcore_and_cost, mcore_modify_comparison, const_ok_for_mcore,
32807 mcore_const_ok_for_inline, mcore_const_trick_uses_not,
32808 try_constant_tricks, mcore_num_ones, mcore_num_zeros,
32809 mcore_output_bclri, mcore_output_andn, output_inline_const,
32810 mcore_output_move, mcore_output_movedouble): Likewise.
32811 (mcore_output_cmov): Use CONST_OK_FOR_M and CONST_OK_FOR_N.
32812 (output_inline_const): Likewise.
32813 (output_inline_const): Fix format strings used in sprintf
32815 * config/mcore/mcore-protos.h: Update prototypes for changed
32816 functions in mcore.c.
32817 * config/mcore/mcore.h (CONST_OK_FOR_I): Cast values to
32818 HOST_WIDE_INT and not int.
32819 (CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M,
32820 CONST_OK_FOR_N): Likewise.
32821 (LEGITIMATE_CONSTANT_P): Also check CONSTANT_P.
32822 (GO_IF_LEGITIMATE_INDEX): Use HOST_WIDE_INT instead of int to hold
32825 2007-01-10 Jan Hubicka <jh@suse.cz>
32827 * tree-vrp.c (remove_range_assertions): Release defs.
32828 * tree-ssa-loop-ivopts.c (rmeove_statement): Likewise.
32829 * tree-ssa-dom.c (remove_stmt_or_phi): Likewise.
32831 2007-01-10 Paul Brook <paul@codesourcery.com>
32833 * config/arm/arm.c (arm_rtx_costs_1): Handle mutiply-subtract.
32834 * config/arm/arm.md (mulsi3subsi): New insn.
32836 2007-01-10 Zdenek Dvorak <dvorakz@suse.cz>
32838 * tree-ssa-loop-manip.c (tree_unroll_loop): Make it a wrapper over ...
32839 (tree_transform_and_unroll_loop): New.
32840 * tree-flow.h (transform_callback, tree_transform_and_unroll_loop):
32843 2007-01-10 Robert Kennedy <jimbob@google.com>
32845 * fold-const.c (fold_comparison): Fold comparisons like (x *
32846 1000 < 0) to (x < 0).
32848 2007-01-10 Ian Lance Taylor <iant@google.com>
32850 * tree-pretty-print.c (dump_generic_node): Print parentheses when
32851 operands have the same priority.
32853 2007-01-10 Tom Tromey <tromey@redhat.com>
32855 * fold-const.c (fold_truthop): Don't check can_use_bit_fields_p.
32856 (fold_binary): Likewise.
32857 * langhooks.c (lhd_can_use_bit_fields_p): Removed.
32858 * langhooks-def.h (lhd_can_use_bit_fields_p): Removed.
32859 (LANG_HOOKS_CAN_USE_BIT_FIELDS_P): Removed.
32860 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_CAN_USE_BIT_FIELDS_P.
32861 * langhooks.h (struct lang_hooks): Removed field
32862 'can_use_bit_fields_p'.
32864 2007-01-10 Ralf Corsépius <ralf.corsepius@rtems.org>
32866 * config/bfin/t-bfin, config/bfin/t-bfin-elf: Remove GCC_CFLAGS.
32868 2007-01-10 Razya Ladelsky <razya@il.ibm.com>
32870 * function.c (get_last_funcdef_no): New function.
32871 * function.h (get_last_funcdef_no): Declare.
32872 * tree-inline.c (initialize_cfun): Add initialization.
32873 (tree_function_versioning): Cleanup.
32875 2007-01-10 Jan Hubicka <jh@suse.cz>
32877 * tree-inline.c (setup_one_parameter): Do not propagate into abnormal
32880 2007-01-10 Sa Liu <saliu@de.ibm.com>
32881 Ben Elliston <bje@au.ibm.com>
32883 * spu.h (STACK_SAVE_AREA): Use VOIDmode for SAVE_FUNCTION, SImode
32884 for SAVE_NONLOCAL and Pmode for any other save level.
32885 * spu-protos.h (spu_restore_stack_block): Declare.
32886 * spu.md (save_stack_block): Remove.
32887 (restore_stack_block): Call spu_restore_stack_block.
32888 * spu.c (spu_restore_stack_block): New function.
32889 (spu_expand_epilogue): Remove old comment.
32891 2007-01-09 Zdenek Dvorak <dvorakz@suse.cz>
32893 PR tree-optimization/30322
32894 * tree-ssa-loop-ivopts.c (fold_affine_expr, iv_value): Removed.
32895 (cand_value_at): Return the value as aff_tree.
32896 (may_eliminate_iv): Convert the bound from aff_tree to tree.
32897 * tree-affine.c (aff_combination_add_cst, aff_combination_add_product,
32898 aff_combination_mult): New functions.
32899 (aff_combination_add): Use aff_combination_add_cst.
32900 (aff_combination_convert): Allow conversions to a wider type.
32901 (tree_to_aff_combination): Handle BIT_NOT_EXPR.
32902 * tree-affine.h (aff_combination_mult): Declare.
32904 2007-01-09 Carlos O'Donell <carlos@codesourcery.com>
32906 * doc/tm.texi: Update documentation to reflect reality of exec
32907 and start file search behaviours. Update copyright year.
32908 * doc/invoke.texi: Explain how GCC_EXEC_PREFIX is used to find
32909 header file directories.
32911 2007-01-09 Uros Bizjak <ubizjak@gmail.com>
32913 * config/i386/i386.md (*sinxf2): Rename to *sinxf2_i387.
32914 (*cosxf2): Rename to cosxf2_i387.
32915 (*sindf2, *sinsf2): Extend operand 1 to XFmode. Macroize patterns
32916 using X87MODEF12 mode macro. Rename patterns to
32917 *sin_extend<mode>xf2_i387. Use SSE_FLOAT_MODE_P to disable patterns
32919 (*cosdf2, *cossf2): Ditto.
32920 (sincosdf3, sincossf3): Ditto. Rewrite corresponding splitters
32921 to match extended input operands.
32922 (sincos<mode>3): New expander.
32923 (*sinextendsfdf2, *cosextendsfdf2, *sincosextendsfdf3): Remove
32924 insn patterns and corresponding splitters.
32926 2007-01-09 Kaz Kojima <kkojima@gcc.gnu.org>
32928 * config/sh/t-linux (TARGET_LIBGCC2_CFLAGS): Delete.
32929 (SHLIB_MAPFILES, SHLIB_LINK, SHLIB_INSTALL): Likewise.
32931 2007-01-09 Nicolas Pitre <nico@cam.org>
32934 * arm/ieee754-df.S (Lad_s): Also test the low word of X for zero.
32936 2007-01-08 Geoffrey Keating <geoffk@apple.com>
32938 * target.h (struct gcc_target): New field library_rtti_comdat.
32939 * target-def.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): New.
32940 (TARGET_CXX): Add TARGET_CXX_LIBRARY_RTTI_COMDAT.
32941 * doc/tm.texi (C++ ABI): Document TARGET_CXX_LIBRARY_RTTI_COMDAT.
32942 * config/darwin.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): Define.
32944 2007-01-08 Geoffrey Keating <geoffk@apple.com>
32946 * doc/invoke.texi (Optimize Options): Correct description of -O0.
32948 2007-01-08 Richard Guenther <rguenther@suse.de>
32950 * tree.h (force_fit_type_double): Export.
32951 (force_fit_type): Remove.
32952 * fold-const.c (force_fit_type_double): New function.
32953 (force_fit_type): Remove.
32954 (int_const_binop): Use it.
32955 (fold_convert_const_int_from_int): Likewise.
32956 (fold_convert_const_int_from_real): Likewise.
32957 (fold_div_compare): Likewise.
32958 (fold_sign_changed_comparison): Likewise.
32959 (fold_unary): Likewise.
32960 (fold_negate_const): Likewise.
32961 (fold_abs_const): Likewise.
32962 (fold_not_const): Likewise.
32963 * c-common.c (shorten_compare): Use force_fit_type_double.
32964 * convert.c (convert_to_pointer): Likewise.
32966 2007-01-08 Richard Guenther <rguenther@suse.de>
32968 * tree.h (build_int_cst_wide_type): Export.
32969 * tree.c (build_int_cst_wide_type): New function.
32970 (build_int_cst_wide): Fix comment.
32971 * builtins.c (fold_builtin_object_size): Use build_int_cst
32972 to build -1 or 0 of the correct type. Use fit_double_type
32973 to check for overflow.
32974 * fold-const.c (optimize_bit_field_compare): Use build_int_cst_type
32976 (decode_field_reference): Likewise.
32977 (all_ones_mask_p): Likewise.
32978 (native_interpret_int): Use build_int_cst_wide_type.
32979 (fold_binary): Use build_int_cst_type to build an all-ones
32981 * stor-layout.c (set_sizetype): Use build_int_cst_wide_type.
32983 2007-01-08 Daniel Jacobowitz <dan@codesourcery.com>
32985 * config/pa/t-pa64 (libgcc_stub.a): Use $(T).
32987 2007-01-09 Ben Elliston <bje@au.ibm.com>
32989 * genautomata.c (STATS_OPTION): New option.
32990 (stats_flag): New flag.
32991 (gen_automata_option): Handle it.
32992 (initiate_automaton_gen): Ditto.
32993 (write_automata): Output statistics only if stats_flag is
32994 set. Likewise, output time statistics only if time_flag is set.
32995 * doc/md.texi (Processor pipeline description): Document new flag.
32997 2007-01-08 Richard Guenther <rguenther@suse.de>
32999 * builtins.c (fold_builtin_int_roundingfn): Use fit_double_type.
33000 * tree.c (build_int_cst_type): Likewise.
33001 (size_in_bytes): Don't call force_fit_type on the result.
33002 (int_fits_type_p): Use fit_double_type.
33003 * fold-const.c (fit_double_type): New function.
33004 (force_fit_type): Use it.
33005 * tree.h (fit_double_type): Export.
33007 2007-01-08 Jan Hubicka <jh@suse.cz>
33009 * tree-vectorizer.c (gate_increase_alignment): Fix return type.
33010 * ipa.c (function_and_variable_visibility): Fix return type.
33012 2007-01-08 Richard Guenther <rguenther@suse.de>
33014 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use type
33015 of offset to build the index.
33016 * tree-pretty-print.c (dump_generic_node): Don't build negated
33017 const just for printing.
33018 * c-pretty-print.c (pp_c_integer_constant): Likewise.
33019 * builtins.c (fold_builtin_int_roundingfn): Check if result
33020 fits the type by using force_fit_type and comparing the result.
33021 * predict.c (predict_loops): Use compare_tree_int for comparison.
33022 * tree.c (build_int_cst): Fall back to integer_type_node for
33024 (build_int_cst_wide): Assert type is non-null.
33026 2007-01-08 Roberto Costa <roberto.costa@st.com>
33028 * tree-vrp.c (extract_range_from_cond_expr): New.
33029 (extract_range_from_expr): Handle COND_EXPR nodes used as expressions.
33030 * tree-ssa-ccp.c (get_maxval_strlen): Handle COND_EXPR nodes used
33032 (fold_stmt): Bug fix, avoid infinite recursion when folding COND_EXPRs.
33033 * tree-ssa-forwprop.c (simplify_cond, forward_propagate_into_cond,
33034 tree_ssa_forward_propagate_single_use_vars): Handle COND_EXPR nodes
33035 used as expressions.
33036 * tree-object-size.c (cond_expr_object_size): New.
33037 (collect_object_sizes_for): Handle COND_EXPR nodes used as expressions.
33039 2007-01-08 Jan Hubicka <jh@suse.cz>
33041 * tree-ssa-forwprop.c (forward_propagate_into_cond,
33042 tree_ssa_forward_propagate_single_use_va): Release defs of propagated
33045 2007-01-08 Richard Guenther <rguenther@suse.de>
33047 PR tree-optimization/23603
33048 * tree-vrp.c (set_value_range_to_truthvalue): New function.
33049 (extract_range_from_binary): Fall back to truthvalue instead of
33050 varying for TRUTH_*_EXPR.
33051 (extract_range_from_comparison): Fall back to truthvalue instead of
33053 (vrp_visit_phi_node): Don't adjust new range bounds to +INF/-INF
33054 if all visited PHI values were constant.
33056 2007-01-08 Jan Hubicka <jh@suse.cz>
33058 * cgraphunit.c (cgraph_process_new_functions): Reset reachable flag.
33059 (cgraph_analyze_function): break out from ...
33060 (cgraph_finalize_compilation_unit): ... here.
33061 (cgraph_expand_function): Remove forgoten commented out line.
33062 (cgraph_optimize): Analyze functions.
33064 2007-01-08 Jan Hubicka <jh@suse.cz>
33066 * tree-pas.h (TODO_remove_function): New flag.
33067 (TODO_update*): Renumber.
33068 (pass_ipa_increase_alignment,
33069 pass_ipa_function_and_variable_visibility): New passes.
33070 * cgraphunit.c (cgraph_increase_alignment): Move to tree-vectorizer.c
33071 (cgraph_function_and_variable_visibility): Move to ipa.c
33072 (cgraph_optimize): Don't call cgraph_function_and_variable_visibility,
33073 cgraph_increase_alignment.
33074 * ipa-inline.c (cgraph_decide_inlining): Don't push timevar.
33075 (cgraph_decide_inlining_incrementally): Push TV_INTEGRATION before
33076 calling tree-inline.
33077 (cgraph_early_inlining): Do not call cgraph_remove_unreachable_nodes.
33078 (pass_ipa_inline, pass_early_ipa_inlining): Set TODO_remove_functions
33079 * tree-vectorizer.c (increase_alignment): Move here from cgraphunit.c
33080 (gate_increase_alignment): New function.
33081 (pass_ipa_increase_alignment): New pass.
33082 * ipa.c: Inline tree-pass.h and timevar.h
33083 (function_and_variable_visibility): Move here from cgraphunit.c
33084 * tree-optimize.c (pass_early_local_passes): Add TODO_remove_functions.
33085 * passes.c (init_optimization_passes): Add the two new passes.
33086 (execute_todo): Handle cgraph_remove_functions.
33088 2007-01-08 Nick Clifton <nickc@redhat.com>
33090 * config/frv/predicates.md (reg_or_0_operand): Accept
33093 2007-01-08 Ralf Corsépius <ralf.corsepius@rtems.org>
33095 * config/bfin/rtems.h, config/bfin/t-rtems: New.
33096 * config.gcc: Add bfin*-rtems*.
33098 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
33100 * c.opt: Add -flax-vector-conversions.
33101 * c-typeck.c (convert_for_assignment): Pass flag to
33102 vector_types_convertible_p to allow emission of note.
33103 (digest_init): Likewise.
33104 * c-opts.c: Handle -flax-vector-conversions.
33105 * c-common.c (flag_lax_vector_conversions): New.
33106 (vector_types_convertible_p): Unless -flax-vector conversions
33107 has been passed, disallow conversions between vectors with
33108 differing numbers of subparts and/or element types. If such
33109 a conversion is disallowed, possibly emit a note on the first
33110 occasion only to inform the user of -flax-vector-conversions.
33111 The new last argument specifies this.
33112 * c-common.h (flag_lax_vector_conversions): New.
33113 (vector_types_convertible_p): Add extra argument.
33114 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Use
33115 char_type_node for V*QI type vectors.
33116 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins):
33117 Update to satisfy new typechecking rules.
33118 * config/rs6000/altivec.h (vec_cmple): Use vec_cmpge, for both
33119 C and C++ variants.
33120 * doc/invoke.texi (C Dialect Options): Document
33121 -flax-vector-conversions.
33123 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
33125 PR tree-optimization/29877
33126 * tree-ssa-ter.c (is_replaceable_p): Deem assignments with
33127 a register variable on the RHS to not be replaceable.
33129 2007-01-08 Chen Liqin <liqin@sunnorth.com.cn>
33130 * config/score/t-score-elf (MULTILIB_OPTIONS): Change.
33131 * config/score/predicates.md (const_uimm5, sr0_operand, const_simm12,
33132 const_simm15, const_pow2, const_npow2): Added.
33133 * config/score/misc.md (insv, extv, extzv, movmemsi,
33134 move_lbu_a/b, mov_lhu_a/b etc): Added and fix some bug.
33135 * config/score/score.c (score_address_cost, score_select_cc_mode):
33137 Change CONST_OK_FOR_LETTER_P/EXTRA_CONSTRAINT define.
33138 Update score_rtx_costs for MACRO TARGET_RTX_COSTS.
33139 Update score_print_operand.
33140 * config/score/score.h (DATA_ALIGNMENT, SELECT_CC_MODE): Added.
33141 Adjust register allocate order and update some macro define.
33142 * config/score/score-mdaux.c (mdx_unaligned_load, mdx_unsigned_store,
33143 mdx_block_move_straight, mdx_block_move_loop_head,
33144 mdx_block_move_loop_body, mdx_block_move_loop_foot,
33145 mdx_block_move_loop, mdx_block_move): Added.
33146 (mdx_movsicc, mdp_select_add_imm, mdp_select, mds_zero_extract_andi,
33147 mdp_limm): Updated and fix some bug and typo.
33148 * config/score/score.md (movqi/hi/si, add/sub/zero/ext): Updated.
33149 (movsf, movdf, doloop_end): Added.
33151 2007-01-08 Kazu Hirata <kazu@codesourcery.com>
33153 * config/arm/arm.c, config/arm/arm.h, config/arm/arm.md,
33154 config/arm/thumb2.md: Fix comment typos.
33155 * doc/extend.texi: Fix a typo.
33157 2007-01-07 Eric Christopher <echristo@apple.com>
33159 * configure.ac: Check for __stack_chk_fail for darwin.
33160 * configure: Regenerate.
33162 2007-01-07 Richard Guenther <rguenther@suse.de>
33164 * tree-vrp.c (extract_range_from_assert): CSE calls to
33165 compare_values where possible.
33166 (extract_range_from_unary_expr): Likewise.
33168 2007-01-07 Anatoly Sokolov <aesok@post.ru>
33170 * config/avr/avr-protos.h (call_insn_operand): Delete prototype.
33171 * config/avr/avr.c (call_insn_operand): Delete function.
33172 * config/avr/avr.md (*pushqi, *pushhi, *pushsi, *pushsf): Use REG_SP
33173 instead of register number. Use predicates.
33174 * config/avr/predicates.md (const0_operand, reg_or_0_operand,
33175 call_insn_operand): Add.
33177 2007-01-06 Jan Hubicka <jh@suse.cz>
33179 * tree-pass.h (pass_build_cgraph_edges): Declare.
33180 * cgraphunit.c (record_refernece): Move to cgraphbuild.c
33181 (visited_nodes): Remove.
33182 (cgraph_create_edges): Move to cgraphbuild.c; rename to
33183 build_cgrpah_edges; make visited_nodes local.
33184 (cgraph_process_new_functions): DO not call initialize_inline_failed.
33185 (record_references_in_initializer): Move to cgraphbuild.c
33186 (initialize_inline_failed, rebuild_cgraph_edges,
33187 pass_rebuild_cgraph_edges): Move to cgraphbuild.c.
33188 (verify_cgraph_node): Make visited_nodes local.
33189 (cgraph_analyze_function): Do not call cgraph_create_edges and
33190 initialize_inline_failed.
33191 (cgraph_expand_function): Do not call cgraph_lower_function;
33192 assert that function is already lowered.
33193 * Makefile.in (cgraphbuild.o): New.
33194 * passes.c (init_optimization_passes): Add pass_build_cgraph_edges
33195 at the end of lowering passes.
33197 2007-01-06 Steven Bosscher <steven@gcc.gnu.org>
33199 * ifcvt.c (cond_move_convert_if_block): New function, code
33200 factored out from...
33201 (cond_move_process_if_block): ...here. Call the new function
33202 on the THEN and ELSE blocks.
33203 (merge_if_block): Do not copy global_live_at_end, merge_blocks
33204 already takes care of this.
33206 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
33209 * tree.h (TREE_OVERFLOW_P): New.
33210 * c-typeck.c (parser_build_unary_op): Warn only if result
33211 overflowed and operands did not.
33212 (parser_build_binary_op): Likewise.
33213 (convert_for_assignment): Remove redundant overflow_warning.
33214 * c-common.c (overflow_warning): Don't check or set TREE_OVERFLOW.
33216 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
33218 * c-typeck.c (store_init_value): Split over two lines to follow
33219 the GNU coding style.
33221 2007-01-05 Benjamin Kosnik <bkoz@redhat.com>
33223 * c-cppbuiltin.c (c_cpp_builtins): __GXX_EXPERIMENTAL_CPP0X__ to
33224 __GXX_EXPERIMENTAL_CXX0X__.
33225 * doc/cpp.texi: Same.
33227 2007-01-05 Richard Guenther <rguenther@suse.de>
33229 PR middle-end/27826
33230 * tree.c (get_narrower): Do not construct COMPONENT_REFs
33231 with mismatched types. Instead explicitly build a
33232 conversion NOP_EXPR.
33234 2007-01-05 Ian Lance Taylor <iant@google.com>
33236 * c-common.c (decl_with_nonnull_addr_p): New function.
33237 (c_common_truthvalue_conversion): Call it.
33238 * c-typeck.c (build_binary_op): Likewise.
33239 * c-common.h (decl_with_nonnull_addr_p): Declare.
33241 2007-01-05 Jakub Jelinek <jakub@redhat.com>
33244 * libgcc2.c (__divdc3): Compare c and d against 0.0 instead of
33247 2007-01-05 Joel Brobecker <brobecker@adacore.com>
33249 * doc/install.texi (Final install): Document the fact that
33250 the GNAT runtime should not be stripped.
33252 2007-01-04 Jan Hubicka <jh@suse.cz>
33254 * tree-inline.c (fold_marked_statements): Update operand caches
33255 and EH after folding
33257 2007-01-04 Ian Lance Taylor <iant@google.com>
33259 * c-common.c (check_function_nonnull): Whitespace fix.
33261 2007-01-04 Jan Hubicka <jh@suse.cz>
33263 * tree-optimize.c (execute_fixup_cfg): Correct previously mistakely
33264 comitted older version of patch.
33265 (pass_fixup_cfg): Add TODOs to verify flow and statements, dump
33266 function, celanup cfg and collect garbage.
33268 2007-01-04 Mike Stump <mrs@apple.com>
33270 * Makefile.in (mostlyclean): Don't remove libgcc anymore.
33273 2007-01-04 Eric Christopher <echristo@apple.com>
33275 * libgcc2.c (__bswapsi2): Use SItype.
33276 (__bswapdi2): Use DItype.
33277 * libgcc2.h: Update for above.
33279 2007-01-04 Paul Brook <paul@codesourcery.com>
33281 * config/arm/arm.md (arm_mulsi3, thumb_mulsi3, mulsi3_compare0,
33282 mulsi_compare0_scratch, mulsi3addsi, mulsi3addsi_compare0,
33283 mulsi3addsi_compare0_scratch, mulsidi3adddi, mulsidi3,
33284 umulsidi3, umulsidi3adddi, smulsi3_highpart,
33285 umulsi3_highpart): Make conditional on !arm_arch6.
33286 (arm_mulsi3_v6, thumb_mulsi3_v6, mulsi3_compare0_v6,
33287 mulsi_compare0_scratch_v6, mulsi3addsi_v6, mulsi3addsi_compare0_v6,
33288 mulsi3addsi_compare0_scratch_v6, mulsidi3adddi_v6, mulsidi3_v6,
33289 umulsidi3_v6, umulsidi3adddi_v6, smulsi3_highpart_v6,
33290 umulsi3_highpart_v6): New insns.
33292 2007-01-04 Roger Sayle <roger@eyesopen.com>
33294 * fold-const.c (fold_convert): When casting an expression to void,
33295 fold_ignored_result may discover a GIMPLE_MODIFY_STMT which doesn't
33296 have a type. Instead of attempting to build a NOP_EXPR, return
33297 these "special" trees directly.
33299 2007-01-04 Joseph Myers <joseph@codesourcery.com>
33301 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make adjustment for
33302 MULT inside MINUS as either argument. Use rs6000_cost->dmul -
33303 rs6000_cost->fp not 0 as adjustment for outer NEG.
33305 2007-01-04 Jan Hubicka <jh@suse.cz>
33307 * cgraph.c (cgraph_release_function_body): New function.
33308 (cgraph_remove_node): Use it.
33309 * cgraph.h (cgraph_release_function_body): Declare.
33310 * cgraphunit.c (cgraph_expand_function): Use it.
33311 * ipa.c (cgraph_remove_unreahchable_nodes): Use it.
33312 * tree-ssa.c (delete_tree_ssa): Allow to be called before aliasing
33313 is initialized and while compilation of other function is running.
33314 * tree-optimize.c (execute_free_cfg_annotations): Move code to clear
33315 statement CFG annotations from here to ...
33316 * tree-cfg.c (delete_tree_cfg_annotations): ... here.
33318 2007-01-04 Zdenek Dvorak <dvorakz@suse.cz>
33320 * cfgloop.h (enum li_flags): Make the constants powers of two.
33322 2007-01-04 Jan Hubicka <jh@suse.cz>
33324 * tree-inline.c (copy_bb): Insert new statements to statements_to_fold
33326 (fold_marked_statements): New function.
33327 (optimize_inline_calls, tree_function_versioning): Fold new statements.
33328 * tree-inline.h (copy_body_data): Add statements_to_fold.
33330 2007-01-03 Daniel Jacobowitz <dan@codesourcery.com>
33332 * config.gcc: Mention libgcc/config.host.
33333 * Makefile.in: Update comments mentioning libgcc.
33334 (LIBGCC, INSTALL_LIBGCC, GCC_PARTS, mklibgcc): Delete.
33335 (all.cross, start.encap, rest.encap, rest.cross): Update
33336 dependencies for libgcc move.
33337 (libgcc.mk, LIBGCC_DEPS, libgcov.a, libgcc.a, stmp-multilib)
33338 (clean-target, clean-target-libgcc): Delete.
33339 (srcdirify, GCC_EXTRA_PARTS): New macros.
33340 (libgcc-support, libgcc.mvars): New rules.
33341 (distclean): Remove mention of mklibgcc.
33342 (install): Don't reference INSTALL_LIBGCC.
33343 (install-common): Don't reference EXTRA_PARTS.
33344 (install-libgcc, install-multilib): Delete rules.
33345 * mklibgcc.in: Delete file.
33346 * doc/configfiles.texi: Don't mention mklibgcc.
33348 * config/i386/t-darwin (SHLIB_VERPFX): Delete (moved to libgcc).
33349 * config/i386/t-darwin64 (SHLIB_VERPFX): Likewise.
33350 * config/rs6000/t-darwin (SHLIB_VERPFX): Likewise.
33351 * config/rs6000/t-ppccomm (TARGET_LIBGCC2_CFLAGS, SHLIB_MAPFILES)
33352 (mklibgcc, ldblspecs): Likewise.
33354 * config/i386/t-nwld (libgcc.def, libc.def, libpcre.def)
33355 (posixpre.def): Use $(T).
33356 (SHLIB_EXT, SHLIB_NAME, SHLIB_SLIBDIR_QUAL, SHLIB_DEF, SHLIB_MAP)
33357 (SHLIB_SRC, SHLIB_INSTALL): Delete.
33358 (SHLIB_LINK): Make dummy.
33359 * config/t-slibgcc-darwin: Delete contents except for dummy SHLIB_LINK.
33361 * config/frv/t-linux (EXTRA_MULTILIB_PARTS): Clear.
33363 * config/alpha/t-crtfm: Use $(T) in rules for EXTRA_PARTS.
33364 * config/alpha/t-vms, config/alpha/t-vms64, config/fr30/t-fr30,
33365 config/i386/t-rtems-i386, config/ia64/t-ia64, config/rs6000/t-beos,
33366 config/rs6000/t-newas, config/sparc/t-elf: Likewise.
33368 * configure.ac (all_outputs): Remove mklibgcc.
33369 * configure: Regenerated.
33371 2007-01-03 Josh Conner <jconner@apple.com>
33373 PR middle-end/29683
33374 * calls.c (compute_argument_addresses): Set stack and stack_slot
33375 for partial args, too.
33376 (store_one_arg): Use locate.size.constant for the size when
33377 generating a save_area.
33379 2007-01-03 Robert Kennedy <jimbob@google.com>
33381 * tree-cfg.c (tree_merge_blocks): Release SSA_NAME phi results
33382 whose definitions are deleted due to basic block merging.
33384 2007-01-03 Paul Brook <paul@codesourcery.com>
33387 * config/arm/arm.c (output_return_instruction): Pop PC in interrupt
33389 (use_return_insn): Return 0 for Thumb interrupt functions.
33390 (print_multi_reg): Add rfe argument for IRQ returns.
33391 (arm_output_epilogue): Pop interrupt return address directly into PC.
33392 (arm_expand_prologue): Only adjust IRQ return address in Arm mode.
33394 2007-01-03 Paul Brook <paul@codesourcery.com>
33396 Merge from sourcerygxx-4_1.
33397 * config/arm/thumb2.md: New file.
33398 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Return True for
33400 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Ditto.
33401 * config/arm/aout.h (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
33402 (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump tables.
33403 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump
33405 (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
33406 * config/arm/ieee754-df.S: Use macros for Thumb-2/Unified asm
33408 * config/arm/ieee754-sf.S: Ditto.
33409 * config/arm/arm.c (thumb_base_register_rtx_p): Rename...
33410 (thumb1_base_register_rtx_p): ... to this.
33411 (thumb_index_register_rtx_p): Rename...
33412 (thumb1_index_register_rtx_p): ... to this.
33413 (thumb_output_function_prologue): Rename...
33414 (thumb1_output_function_prologue): ... to this.
33415 (thumb_legitimate_address_p): Rename...
33416 (thumb1_legitimate_address_p): ... to this.
33417 (thumb_rtx_costs): Rename...
33418 (thumb1_rtx_costs): ... to this.
33419 (thumb_compute_save_reg_mask): Rename...
33420 (thumb1_compute_save_reg_mask): ... to this.
33421 (thumb_final_prescan_insn): Rename...
33422 (thumb1_final_prescan_insn): ... to this.
33423 (thumb_expand_epilogue): Rename...
33424 (thumb1_expand_epilogue): ... to this.
33425 (arm_unwind_emit_stm): Rename...
33426 (arm_unwind_emit_sequence): ... to this.
33427 (thumb2_legitimate_index_p, thumb2_legitimate_address_p,
33428 thumb1_compute_save_reg_mask, arm_dwarf_handle_frame_unspec,
33429 thumb2_index_mul_operand, output_move_vfp, arm_shift_nmem,
33430 arm_save_coproc_regs, thumb_set_frame_pointer, arm_print_condition,
33431 thumb2_final_prescan_insn, thumb2_asm_output_opcode, arm_output_shift,
33432 thumb2_output_casesi): New functions.
33433 (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Define.
33434 (FL_THUMB2, FL_NOTM, FL_DIV, FL_FOR_ARCH6T2, FL_FOR_ARCH7,
33435 FL_FOR_ARCH7A, FL_FOR_ARCH7R, FL_FOR_ARCH7M, ARM_LSL_NAME,
33436 THUMB2_WORK_REGS): Define.
33437 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv, arm_condexec_count,
33438 arm_condexec_mask, arm_condexec_masklen)): New variables.
33439 (all_architectures): Add armv6t2, armv7, armv7a, armv7r and armv7m.
33440 (arm_override_options): Check new CPU capabilities.
33441 Set new architecture flag variables.
33442 (arm_isr_value): Handle v7m interrupt functions.
33443 (user_return_insn): Return 0 for v7m interrupt functions. Handle
33445 (const_ok_for_arm): Handle Thumb-2 constants.
33446 (arm_gen_constant): Ditto. Use movw when available.
33447 (arm_function_ok_for_sibcall): Return false for v7m interrupt
33449 (legitimize_pic_address, arm_call_tls_get_addr): Handle Thumb-2.
33450 (thumb_find_work_register, arm_load_pic_register,
33451 legitimize_tls_address, arm_address_cost, load_multiple_sequence,
33452 emit_ldm_seq, emit_stm_seq, arm_select_cc_mode, get_jump_table_size,
33453 print_multi_reg, output_mov_long_double_fpa_from_arm,
33454 output_mov_long_double_arm_from_fpa, output_mov_double_fpa_from_arm,
33455 output_mov_double_fpa_from_arm, output_move_double,
33456 arm_compute_save_reg_mask, arm_compute_save_reg0_reg12_mask,
33457 output_return_instruction, arm_output_function_prologue,
33458 arm_output_epilogue, arm_get_frame_offsets, arm_regno_class,
33459 arm_output_mi_thunk, thumb_set_return_address): Ditto.
33460 (arm_expand_prologue): Handle Thumb-2. Use arm_save_coproc_regs.
33461 (arm_coproc_mem_operand): Allow POST_INC/PRE_DEC.
33462 (arithmetic_instr, shift_op): Use arm_shift_nmem.
33463 (arm_print_operand): Use arm_print_condition. Handle '(', ')', '.',
33465 (arm_final_prescan_insn): Use extract_constrain_insn_cached.
33466 (thumb_expand_prologue): Use thumb_set_frame_pointer.
33467 (arm_file_start): Output directive for unified syntax.
33468 (arm_unwind_emit_set): Handle stack alignment instruction.
33469 * config/arm/lib1funcs.asm: Remove default for __ARM_ARCH__.
33470 Add v6t2, v7, v7a, v7r and v7m.
33471 (RETLDM): Add Thumb-2 code.
33472 (do_it, shift1, do_push, do_pop, COND, THUMB_SYNTAX): New macros.
33473 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __thumb2__.
33474 (TARGET_THUMB1, TARGET_32BIT, TARGET_THUMB2, TARGET_DSP_MULTIPLY,
33475 TARGET_INT_SIMD, TARGET_UNIFIED_ASM, ARM_FT_STACKALIGN, IS_STACKALIGN,
33476 THUMB2_TRAMPOLINE_TEMPLATE, TRAMPOLINE_ADJUST_ADDRESS,
33477 ASM_OUTPUT_OPCODE, THUMB2_GO_IF_LEGITIMATE_ADDRESS,
33478 THUMB2_LEGITIMIZE_ADDRESS, CASE_VECTOR_PC_RELATIVE,
33479 CASE_VECTOR_SHORTEN_MODE, ADDR_VEC_ALIGN, ASM_OUTPUT_CASE_END,
33480 ADJUST_INSN_LENGTH): Define.
33481 (TARGET_REALLY_IWMMXT, TARGET_IWMMXT_ABI, CONDITIONAL_REGISTER_USAGE,
33482 STATIC_CHAIN_REGNUM, HARD_REGNO_NREGS, INDEX_REG_CLASS,
33483 BASE_REG_CLASS, MODE_BASE_REG_CLASS, SMALL_REGISTER_CLASSES,
33484 PREFERRED_RELOAD_CLASS, SECONDARY_OUTPUT_RELOAD_CLASS,
33485 SECONDARY_INPUT_RELOAD_CLASS, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P,
33486 TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE, HAVE_PRE_INCREMENT,
33487 HAVE_POST_DECREMENT, HAVE_PRE_DECREMENT, HAVE_PRE_MODIFY_DISP,
33488 HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_REG, HAVE_POST_MODIFY_REG,
33489 REGNO_MODE_OK_FOR_BASE_P, LEGITIMATE_CONSTANT_P,
33490 REG_MODE_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, GO_IF_LEGITIMATE_ADDRESS,
33491 LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS,
33492 GO_IF_MODE_DEPENDENT_ADDRESS, MEMORY_MOVE_COST, BRANCH_COST,
33493 ASM_APP_OFF, ASM_OUTPUT_CASE_LABEL, ARM_DECLARE_FUNCTION_NAME,
33494 FINAL_PRESCAN_INSN, PRINT_OPERAND_PUNCT_VALID_P,
33495 PRINT_OPERAND_ADDRESS): Adjust for Thumb-2.
33496 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv): New declarations.
33497 * config/arm/arm-cores.def: Add arm1156t2-s, cortex-a8, cortex-r4 and
33499 * config/arm/arm-tune.md: Regenerate.
33500 * config/arm/arm-protos.h: Update prototypes.
33501 * config/arm/vfp.md: Enable patterns for Thumb-2.
33502 (arm_movsi_vfp): Add movw alternative. Use output_move_vfp.
33503 (arm_movdi_vfp, movsf_vfp, movdf_vfp): Use output_move_vfp.
33504 (thumb2_movsi_vfp, thumb2_movdi_vfp, thumb2_movsf_vfp,
33505 thumb2_movdf_vfp, thumb2_movsfcc_vfp, thumb2_movdfcc_vfp): New.
33506 * config/arm/libunwind.S: Add Thumb-2 code.
33507 * config/arm/constraints.md: Update include Thumb-2.
33508 * config/arm/ieee754-sf.S: Add Thumb-2/Unified asm support.
33509 * config/arm/ieee754-df.S: Ditto.
33510 * config/arm/bpabi.S: Ditto.
33511 * config/arm/t-arm (MD_INCLUDES): Add thumb2.md.
33512 * config/arm/predicates.md (low_register_operand,
33513 low_reg_or_int_operand, thumb_16bit_operator): New.
33514 (thumb_cmp_operand, thumb_cmpneg_operand): Rename...
33515 (thumb1_cmp_operand, thumb1_cmpneg_operand): ... to this.
33516 * config/arm/t-arm-elf: Add armv7 multilib.
33517 * config/arm/arm.md: Update patterns for Thumb-2 and Unified asm.
33519 (UNSPEC_STACK_ALIGN, ce_count): New.
33520 (arm_incscc, arm_decscc, arm_umaxsi3, arm_uminsi3,
33521 arm_zero_extendsidi2, arm_zero_extendqidi2): New
33523 * config/arm/fpa.md: Update patterns for Thumb-2 and Unified asm.
33524 (thumb2_movsf_fpa, thumb2_movdf_fpa, thumb2_movxf_fpa,
33525 thumb2_movsfcc_fpa, thumb2_movdfcc_fpa): New insns.
33526 * config/arm/cirrus.md: Update patterns for Thumb-2 and Unified asm.
33527 (cirrus_thumb2_movdi, cirrus_thumb2_movsi_insn,
33528 thumb2_cirrus_movsf_hard_insn, thumb2_cirrus_movdf_hard_insn): New
33530 * doc/extend.texi: Document ARMv7-M interrupt functions.
33531 * doc/invoke.texi: Document Thumb-2 new cores+architectures.
33533 2007-01-03 Jakub Jelinek <jakub@redhat.com>
33535 * unwind-dw2.c (SIGNAL_FRAME_BIT, EXTENDED_CONTEXT_BIT): Define.
33536 (struct _Unwind_Context): Rename args_size to flags, remove
33537 signal_frame field, add a new args_size field and version field.
33538 (_Unwind_IsSignalFrame, _Unwind_SetSignalFrame,
33539 _Unwind_IsExtendedContext): New inline functions.
33540 (_Unwind_GetGR, _Unwind_SetGR, _Unwind_GetGRPtr, _Unwind_SetGRPtr):
33541 Assume by_value array is only present if _Unwind_IsExtendedContext.
33542 (_Unwind_GetIPInfo, execute_cfa_program, uw_frame_state_for): Use
33543 _Unwind_IsSignalFrame.
33544 (__frame_state_for): Initialize context.flags to EXTENDED_CONTEXT_BIT.
33545 (uw_update_context_1): Use _Unwind_SetSignalFrame.
33546 (uw_init_context_1): Initialize context->flags to
33547 EXTENDED_CONTEXT_BIT.
33548 * config/rs6000/linux-unwind.h (frob_update_context): Use
33549 _Unwind_SetSignalFrame.
33551 2007-01-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
33553 PR middle-end/30353
33554 * gimplify.c (gimplify_modify_expr_complex_part): Move below
33555 tree_to_gimple_tuple. Call tree_to_gimple_tuple when we need
33558 2007-01-03 Kazu Hirata <kazu@codesourcery.com>
33560 * config/i386/i386.h (NON_STACK_REG_P, REGNO_OK_FOR_SIREG_P,
33561 REGNO_OK_FOR_DIREG_P, REWRITE_ADDRESS, ASM_OPERAND_LETTER,
33562 RET, AT_SP): Remove.
33563 * config/i386/i386.md (*sse_prologue_save_insn): Use return
33566 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
33567 * cfgbuild.c (find_basic_blocks): Likewise.
33568 * cfgrtl.c (rtl_create_basic_block): Likewise.
33569 * function.c (temp_slots_at_level): Likewise.
33570 * reg-stack.c (stack_regs_mentioned): Likewise.
33571 * regclass.c (allocate_reg_info): Likewise.
33572 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
33573 set_bb_for_stmt, move_block_to_fn): Likewise.
33574 * tree-complex.c (tree_lower_complex): Likewise.
33575 * vec.h (VEC_safe_grow_cleared): New.
33577 * cgraphunit.c, tree-ssa-alias.c: Fix comment typos.
33579 2007-01-03 Zdenek Dvorak <dvorakz@suse.cz>
33581 * loop-unswitch.c (unswitch_loop): Pass probabilities to loopify.
33582 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass probabilities
33584 * cfgloopmanip.c (scale_loop_frequencies): Export.
33585 (loopify): Scale the frequencies by prescribed coefficients.
33586 (set_zero_probability): New function.
33587 (duplicate_loop_to_header_edge): Improve updating of frequencies.
33588 (lv_adjust_loop_entry_edge, loop_version): Set probabilities
33589 and frequencies according to arguments.
33590 * tree-ssa-loop-manip.c (tree_unroll_loop): Set probabilities
33592 * cfg.c (scale_bbs_frequencies_int): Allow scaling the frequencies up.
33593 * modulo-sched.c (sms_schedule): Set probabilities for entering
33594 versioned loop correctly.
33595 * tree-vect-transform.c (vect_transform_loop): Ditto.
33596 * cfgloop.h (loopify, loop_version): Declaration changed.
33597 (scale_loop_frequencies): Declared.
33599 2007-01-02 Jan Hubicka <jh@suse.cz>
33601 * cgraph.c: Include tree-flow.h
33602 (cgraph_add_new-function): Handle IPA_SSA mode; execute
33603 early_local_passes.
33604 * cgraph.h (enum cgraph_state): Add CGRAPH_STATE_IPA_SSA.
33605 * tree-pass.h (pass_all_early_optimizations): Declare.
33606 * cgraphunit.c (cgraph_process_new_functions): Add IPA_SSA; execute
33607 early_local_passes.
33608 (cgraph_analyze_function): Do early_local_passes.
33609 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
33610 Do not add referenced vars.
33611 * tree-optimize.c (gate_all_optimizations): Do not execute when not in
33613 (gate_all_early_local_passes): New gate.
33614 (pass_early_local_passes): Use new gate.
33615 (execute_early_local_optimizations): New functions.
33616 (gate_all_early_optimizations): New gate.
33617 (pass_all_early_optimizations): New pass.
33618 (execute_free_datastructures): Free SSA only when initialized.
33619 (gate_init_datastructures): Init only when optimizing.
33620 (tree_lowering_passes): Do early local passes when called late.
33621 * tree-profile.c (do_tree_profiling): Don't profile functions added
33623 (do_early_tree_profiling, pass_early_tree_profile): Kill.
33624 * tree-cfg.c (update_modified_stmts): Do not update when operands are
33626 * passes.c (init_optimizations_passes): Reorder so we go into SSA
33627 during early_local_passes.
33628 * Makefile.in (cgraph.o): Add dependency on tree-flow.h.
33631 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
33633 * Makefile.in: Update copyright year.
33635 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
33637 * Makefile.in: Export GCC_EXEC_PREFIX before calling $(RUNTEST)
33638 in $(lang_checks) and check-consistency targets.
33640 2007-01-02 Jan Hubicka <jh@suse.cz>
33642 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
33643 Do not add referenced vars.
33644 * tree-cfg.c (update_modified_stmts): Do not update when SSA operands
33646 * passes.c (init_optimization_passes): Put mudflap_2 after
33647 free_datastructures.
33649 2007-01-02 Jan Hubicka <jh@suse.cz>
33651 * tree-optimize (execute_fixup_cfg): Set after_inlining flag.
33652 Set NOTHROW flag on call statements proved to be nothrow.
33653 Update statement of local calls so new pure/const functions are
33654 updated. Update_ssa when in ssa form. Mark PHI nodes of nonlocal
33656 (tree_rest_of_compilation): Register hooks and initialize bitmap
33657 early. Do not set after_inlining flag.
33659 2007-01-02 Steve Ellcey <sje@cup.hp.com>
33661 * sbitmap.c (HOST_BITS_PER_LONG_LONG): Change to
33662 HOST_BITS_PER_LONGLONG
33664 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
33667 * c-typeck.c (store_init_value): Don't emit pedantic overflow
33668 warning for non-static initializers.
33670 2007-01-02 Steven Bosscher <steven@gcc.gnu.org>
33672 * config/alpha/alpha.md, arm/arm.c, darwin.c, frv/frv.md,
33673 m32r/m32r.c, m32r/m32r.c, mn10300/mn10300.md, pa/pa.c,
33674 rs6000/rs6000.c, s390/s390.md, sh/sh.md, sparc/sparc.c:
33675 Always use set_unique_reg_note to add REG_EQUAL notes.
33677 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
33680 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
33682 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
33683 * cfgbuild.c (find_basic_blocks): Likewise.
33684 * cfgrtl.c (rtl_create_basic_block): Likewise.
33685 * function.c (temp_slots_at_level): Likewise.
33686 * reg-stack.c (stack_regs_mentioned): Likewise.
33687 * regclass.c (allocate_reg_info): Likewise.
33688 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
33689 set_bb_for_stmt, move_block_to_fn): Likewise.
33690 * tree-complex.c (tree_lower_complex): Likewise.
33691 * vec.h (VEC_safe_grow_cleared): New.
33693 2007-01-02 Ian Lance Taylor <iant@google.com>
33695 * c-common.c (c_common_truthvalue_conversion): When warning about
33696 using an assignment as a truth value, set TREE_NO_WARNING.
33698 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
33701 * c.opt (Wold-style-declaration): New.
33702 * doc/invoke.texi (C-only Warning Options): New.
33703 (Wold-style-declaration): Document it.
33704 (Wextra): Enabled by -Wextra.
33705 * c-opts.c (c_common_post_options): Enabled by -Wextra.
33706 * c-decl.c (declspecs_add_scspec): Replace -Wextra with
33707 -Wold-style-declaration.
33709 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
33711 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
33712 * cfgbuild.c (find_basic_blocks): Likewise.
33713 * cfgrtl.c (rtl_create_basic_block): Likewise.
33714 * function.c (temp_slots_at_level): Likewise.
33715 * reg-stack.c (stack_regs_mentioned): Likewise.
33716 * regclass.c (allocate_reg_info): Likewise.
33717 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
33718 set_bb_for_stmt, move_block_to_fn): Likewise.
33719 * tree-complex.c (tree_lower_complex): Likewise.
33720 * vec.h (VEC_safe_grow_cleared): New.
33722 2007-01-02 Douglas Gregor <doug.gregor@gmail.com>
33724 * c-common.c (c_common_nodes_and_builtins): Since variants of
33725 void_type_node get built before it is given a name, we need to
33726 give those variants the name, too.
33727 (complete_array_type): We need to work with the canonical main
33728 type of the array, from which we will build the qualified version.
33729 * params.def (PARAM_VERIFY_CANONICAL_TYPES): New.
33730 * print-tree.c (print_node): Display canonical type information
33732 * stor-layout.c (layout_type): When we don't know the
33733 alignment of a type for which we're building an array, we end up
33734 guessing wrong, so make the type require structural equality.
33735 * tree.c (make_node_stat): When we build a new type, it is its
33736 own canonical type.
33737 (build_type_attribute_qual_variant): When building an attribute
33738 variant, its canonical type is the non-attribute variant. However,
33739 if the attributes are target-dependent and they differ, we need to
33740 use structural equality checks for this type.
33741 (build_qualified_type): A qualified type is not equivalent to its
33742 unqualified variant; set the canonical type appropriately.
33743 (build_distinct_type_copy): When building a distinct type from
33744 another type, the new type is its own canonical type.
33745 (build_variant_type_copy): When building a new type variant, we
33746 assume that it is equivalent to the original type.
33747 (build_pointer_type_for_mode): When building a pointer type, also
33748 build a canonical type pointer.
33749 (build_reference_type_for_mode): When building a reference type,
33750 also build a canonical type reference.
33751 (build_index_type): When we can't hash an index type (e.g.,
33752 because its maximum value is negative), the index type requires
33753 structural equality tests.
33754 (build_array_type): Build the canonical form of an array type.
33755 (build_function_type): Function types require structural equality,
33756 because they contain default arguments, attributes, etc.
33757 (build_method_type_directly): Ditto for method types.
33758 (build_offset_type): Build the canonical offset type.
33759 (build_complex_type): Build the canonical vector type.
33760 (make_vector_type): Build the canonical vector type.
33761 * tree.h (TYPE_CANONICAL): New.
33762 (TYPE_STRUCTURAL_EQUALITY_P): New.
33763 (SET_TYPE_STRUCTURAL_EQUALITY): New.
33764 (struct tree_type): Added "canonical" field.
33765 * params.h (VERIFY_CANONICAL_TYPES): New.
33766 * doc/c-tree.texi (TYPE_CANONICAL): Document.
33767 (TYPE_STRUCTURAL_EQUALITY_P): Document.
33768 (SET_TYPE_STRUCTURAL_EQUALITY): Document.
33769 * doc/invoke.texi (verify-canonical-types): Document --param
33770 parameter for verifying canonical types.
33772 2007-01-02 Joseph Myers <joseph@codesourcery.com>
33774 * config.gcc (powerpc-*-eabispe*, powerpc-*-eabisimaltivec*,
33775 powerpc-*-eabisim*, powerpc-*-eabialtivec*, powerpc-*-eabi*,
33776 powerpc-*-rtems*, powerpc-wrs-vxworks, powerpc-wrs-vxworksae,
33777 powerpcle-*-eabisim*, powerpcle-*-eabi*): Add rs6000/e500.h to
33779 * config/rs6000/e500.h: New.
33780 * config/rs6000/eabi.h (TARGET_SPE_ABI, TARGET_SPE, TARGET_E500,
33781 TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE, TARGET_E500_DOUBLE):
33783 * config/rs6000/linuxspe.h (TARGET_SPE_ABI, TARGET_SPE,
33784 TARGET_E500, TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE,
33785 TARGET_E500_DOUBLE): Remove.
33786 * config/rs6000/vxworks.h (TARGET_SPE_ABI, TARGET_SPE,
33787 TARGET_E500, TARGET_ISEL, TARGET_FPRS): Remove.
33788 * config/rs6000/rs6000.h (CHECK_E500_OPTIONS): Define.
33789 * config/rs6000/rs6000.c (rs6000_override_options): Use
33790 CHECK_E500_OPTIONS.
33792 2007-01-02 Joseph Myers <joseph@codesourcery.com>
33794 * config/rs6000/rs6000.c (print_operand): Check (TARGET_SPE ||
33795 TARGET_E500_DOUBLE), not TARGET_E500, for %y.
33796 (rs6000_generate_compare, rs6000_emit_sCOND, output_cbranch,
33797 rs6000_emit_cmove): Don't check TARGET_E500.
33798 * config/rs6000/rs6000.md (bunordered, bordered, sunordered,
33799 sordered): Don't check TARGET_E500.
33801 2007-01-01 Eric Christopher <echristo@apple.com>
33803 * config/mips/mips.c (mips_regno_mode_ok_for_base_p): Use
33804 HARD_REGISTER_NUM_P.
33806 2007-01-01 Roger Sayle <roger@eyesopen.com>
33808 * fold-const.c (fold_binary) <EQ_EXPR>: Fold "(X^C1) eq/ne C2" into
33809 "X eq/ne (C1^C2)". Fold "(X^Z) eq/ne (Y^Z)" as "X eq/ne Y" when Z
33810 has no side-effects. Fold "(X^C1) eq/ne (Y^C2)" as "(X^(C1^C2))
33813 2007-01-01 Mike Stump <mrs@apple.com>
33815 * configure.ac: Remove support for building with Apple's gcc-3.1.
33817 2007-01-02 Joseph Myers <joseph@codesourcery.com>
33819 PR middle-end/30311
33820 * caller-save.c (add_stored_regs): Only handle SUBREGs if inner
33821 REG is a hard register. Do not modify REG before calling
33823 * rtlanal.c (subreg_get_info): Don't assert size of XMODE is a
33824 multiple of the size of YMODE for certain lowpart cases.
33826 2007-01-01 Andrew Pinski <pinskia@gmail.com>
33828 PR middle-end/30253
33829 * gimplify (voidify_wrapper_expr): Update for
33830 GIMPLE_MODIFY_STMT.
33832 2007-01-01 Andreas Schwab <schwab@suse.de>
33835 * config/ia64/ia64.c (ia64_compute_frame_size): Account space for
33836 save of BR0 in extra_spill_size instead of spill_size.
33837 (ia64_expand_prologue): Save BR0 outside of the gr/br/fr spill
33839 (ia64_expand_epilogue): Restore BR0 from its new location.
33841 2007-01-01 Andrew Pinski <pinskia@gmail.com>
33843 * gimplify.c (gimplify_init_constructor <case VECTOR_TYPE>):
33844 Use a temporary variable if the left hand side is not a gimple
33847 2007-01-01 Andrew Pinski <pinskia@gmail.com>
33849 * gimplify.c (gimplify_return_expr): Make the temporary variable
33850 for the return expression, a gimple register variable.
33852 2007-01-01 Jan Hubicka <jh@suse.cz>
33854 * emit-rtl.c (emit_copy_of_insn_after): Do not call copy_insn_1 for
33857 2007-01-01 Mike Stump <mrs@apple.com>
33859 * configure.ac (HAVE_GAS_LITERAL16): Add autoconf check for
33861 * config/darwin.c (machopic_select_rtx_section): Use
33862 HAVE_GAS_LITERAL16.
33863 (darwin_mergeable_constant_section): Likewise.
33864 * configure: Regenerate.
33865 * config.in: Regenerate.
33867 2007-01-01 Jan Hubicka <jh@suse.cz>
33868 Andrew Pinski <pinskia@gmail.com>
33870 * cgraphunit.c (cgraph_optimize): Call cgraph_add_new_functions
33871 before starting IPA passes.