1 2007-12-17 Dorit Nuzman <dorit@il.ibm.com>
3 * tree-vectorizer.h (verbosity_levels): Add new verbosity level
5 * tree-vect-transform.c (vect_estimate_min_profitable_iters): Change
6 verbosity level to REPORT_COST.
7 (vect_model_reduction_cost): Likewise.
8 (vect_model_induction_cost): Likewise.
9 (vect_model_simple_cost): likewise.
10 (vect_model_store_cost): likewise.
11 (vect_model_load_cost): likewise.
12 (conservative_cost_threshold): Likewise. Remove print.
14 2007-12-17 Rask Ingemann Lambertsen <rask@sygehus.dk>
16 * doc/tm.texi (TARGET_SECONDARY_RELOAD): Fix typos.
18 2007-12-17 Jakub Jelinek <jakub@redhat.com>
21 * c-parser.c (c_parser_omp_all_clauses): Accept optional comma
24 2007-12-17 Dorit Nuzman <dorit@il.ibm.com>
26 PR tree-optimization/34445
27 * tree-vect-trasnform.c (vect_estimate_min_profitable_iters): Skip
28 stmts (including live stmts) that are not relevant.
30 2007-12-17 Jack Howarth <howarth@bromo.med.uc.edu>
33 * config/i386/t-crtpc: Add $(MULTILIB_CFLAGS).
34 * config/i386/t-crtfm: Likewise.
36 2007-12-17 Uros Bizjak <ubizjak@gmail.com>
38 * config/i386/i386.h (WIDEST_HARDWARE_FP_SIZE): Define.
40 2007-12-16 Uros Bizjak <ubizjak@gmail.com>
42 * tree-vect-transform.c (conservative_cost_threshold): Add missing
43 space to "not vectorized" message.
45 2007-12-16 Richard Sandiford <rsandifo@nildram.co.uk>
47 PR rtl-optimization/34415
48 * df.h (DF_LR_IN, DF_LR_OUT): Update comments.
49 * resource.c (mark_target_live_regs): Use DF_LR_IN rather than
50 df_get_live_in. Don't handle pseudos.
52 2007-12-16 Jakub Jelinek <jakub@redhat.com>
55 * c-decl.c (merge_decls): Copy RTL from olddecl to newdecl.
56 * config/pa/pa.c (pa_encode_section_info): If !first, preserve
57 SYMBOL_FLAG_REFERENCED flag.
59 2007-12-15 Alexandre Oliva <aoliva@redhat.com>
61 * tree.c (type_hash_add): Fix whitespace.
63 2007-12-15 Hans-Peter Nilsson <hp@axis.com>
65 Add CRIS v32 support. Fix -mcc-init.
66 * config.gcc: Make crisv32-* have cpu_type cris. Handle
67 crisv32-*-elf and crisv32-*-none like cris-*-elf and cris-*-none
68 but without multilibs and with target_cpu_default=32.
69 (crisv32-*-linux*): Handle as cris-*-linux*. Set
70 target_cpu_default to 32 and 10 accordingly.
71 * config/cris/cris.c (ASSERT_PLT_UNSPEC): Remove unused macro.
72 (cris_movem_load_rest_p, cris_store_multiple_op_p): Remove FIXME.
73 Change regno_dir and regno only if !TARGET_V32.
74 (cris_conditional_register_usage): If TARGET_V32, set
75 reg_alloc_order as per REG_ALLOC_ORDER_V32 and make
76 CRIS_ACR_REGNUM non-fixed.
77 (cris_print_base): Add gcc_assert for post_inc on CRIS_ACR_REGNUM.
78 (cris_print_operand) <case 'Z', case 'u'>: New cases.
79 <case REG of case 'H'>: Allow for CRIS_SRP_REGNUM.
80 (cris_reload_address_legitimized): Always return false for TARGET_V32.
81 (cris_register_move_cost): New function, guts from
82 REGISTER_MOVE_COST adjusted for CRIS v32.
83 (cris_normal_notice_update_cc): New function split out from...
84 (cris_notice_update_cc): Set cc_status.flags CC_REVERSED for
85 TARGET_CCINIT. Call cris_normal_notice_update_cc for CC_REV,
86 CC_NOOV32 and CC_NORMAL, but set cc_status.flags CC_NO_OVERFLOW
87 for CC_NOOV32 and TARGET_V32.
88 (cris_simple_epilogue): Always return false for TARGET_V32 if
89 cris_return_address_on_stack yields true.
90 (cris_cc0_user_requires_cmp): New function.
91 (cris_valid_pic_const): Add argument ANY_OPERAND. All callers
92 changed. Handle CRIS_UNSPEC_PLT_PCREL and CRIS_UNSPEC_PCREL.
93 (cris_asm_output_case_end): New function, guts from
94 ASM_OUTPUT_CASE_END adjusted for CRIS v32.
95 (cris_override_options): Adjust for CRIS v32. Mask out
96 TARGET_SIDE_EFFECT_PREFIXES and TARGET_MUL_BUG if v32.
97 (cris_asm_output_mi_thunk, cris_expand_epilogue)
98 (cris_gen_movem_load, cris_emit_movem_store)
99 (cris_expand_pic_call_address, cris_asm_output_symbol_ref)
100 (cris_asm_output_label_ref, cris_output_addr_const_extra): Adjust
102 (cris_split_movdx): Copy re-used MEM.
103 * config/cris/t-elfmulti: Add multilib v32 for -march=v32.
104 * config/cris/predicates.md
105 ("cris_general_operand_or_pic_source"): New predicate.
106 ("cris_general_operand_or_plt_symbol"): Replace by...
107 ("cris_nonmemory_operand_or_callable_symbol"): New predicate.
108 * config/cris/linux.h: Sanity-check TARGET_CPU_DEFAULT for
109 presence and contents.
110 (CRIS_SUBTARGET_DEFAULT_ARCH): New macro, MASK_AVOID_GOTPLT for
112 (CRIS_CPP_SUBTARGET_SPEC, CRIS_CC1_SUBTARGET_SPEC,
113 CRIS_ASM_SUBTARGET_SPEC): Adjust for different TARGET_CPU_DEFAULT.
114 (CRIS_SUBTARGET_DEFAULT): Add CRIS_SUBTARGET_DEFAULT_ARCH.
115 * config/cris/cris.h: Sanity-check TARGET_CPU_DEFAULT for contents.
116 (CRIS_DEFAULT_TUNE, CRIS_ARCH_CPP_DEFAULT)
117 (CRIS_DEFAULT_ASM_ARCH_OPTION): New macros.
118 (CRIS_CC1_SUBTARGET_SPEC): Change default tuning to use
120 (CRIS_CPP_SUBTARGET_SPEC): Ditto. Add CRIS_ARCH_CPP_DEFAULT.
121 (ASM_SPEC): Add sanity-check erroring out when both -march= and
122 -mcpu= are specified. Pass on either as --march=v32.
123 (CRIS_ASM_SUBTARGET_SPEC): When neither -march= or -mcpu= are
124 specified, pass on CRIS_DEFAULT_ASM_ARCH_OPTION.
125 (CRIS_CPU_V32): New macro.
126 [!TARGET_CPU_DEFAULT]: Default-define as CRIS_CPU_BASE.
127 [!TARGET_DEFAULT, TARGET_CPU_DEFAULT == 32]: Move default
128 TARGET_DEFAULT definition after new TARGET_CPU_DEFAULT definition.
129 Define v32-adjusted TARGET_DEFAULT.
130 (CRIS_DEFAULT_CPU_VERSION): Change to TARGET_CPU_DEFAULT from
132 (TARGET_V32): New macro.
133 (REG_ALLOC_ORDER_V32): New macro.
134 (HARD_REGNO_MODE_OK): Do not allow larger-than-register-size modes
135 into CRIS_ACR_REGNUM.
136 (enum reg_class): New classes ACR_REGS, SPEC_ACR_REGS, GENNONACR_REGS
137 and SPEC_GENNONACR_REGS.
138 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Adjust for new classes.
139 (REGNO_REG_CLASS): Give ACR_REGS for CRIS_ACR_REGNUM.
140 (MODE_CODE_BASE_REG_CLASS): Define, give for OCODE POST_INC
141 GENNONACR_REGS, BASE_REG_CLASS otherwise.
142 (REG_CLASS_FROM_LETTER): 'a' is for ACR_REGS.
143 (REGNO_MODE_CODE_OK_FOR_BASE_P): Define, refusing OCODE POST_INC
145 (PREFERRED_RELOAD_CLASS): Keep ACR_REGS as preferred.
146 (HARD_REGNO_RENAME_OK): Refuse CRIS_ACR_REGNUM as TO.
147 (EXTRA_CONSTRAINT): New constraint 'U'.
148 (TRAMPOLINE_TEMPLATE, TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE)
149 (ASM_OUTPUT_ADDR_DIFF_ELT): Adjust for CRIS v32.
150 (BASE_OR_AUTOINCR_P): Refuse POST_INC for CRIS_ACR_REGNUM.
151 (SIMPLE_ADDRESS_P): Remove.
152 (GO_IF_LEGITIMATE_ADDRESS): Use BASE_OR_AUTOINCR_P, not redundant
153 SIMPLE_ADDRESS_P. Make one chained if-else, finishing as
154 non-match after BASE_OR_AUTOINCR_P for TARGET_V32.
155 (REGISTER_MOVE_COST): Just call the new function
156 cris_register_move_cost.
157 (enum cris_pic_symbol_type): Rename cris_gotrel_symbol to
158 cris_rel_symbol. All users changed.
159 (REGISTER_NAMES): Replace "pc" with "acr".
160 (ADDITIONAL_REGISTER_NAMES): Add "pc" for 15.
161 (ASM_OUTPUT_REG_PUSH): Change to v32-compatible sequence.
162 (ASM_OUTPUT_REG_POP): Change to v32-compatible syntax.
163 (ASM_OUTPUT_CASE_END): Just call the new function
164 cris_asm_output_case_end.
165 * gcc/config/cris/cris.md: Group related constants together, with
167 (CRIS_UNSPEC_PLT_GOTREL, CRIS_UNSPEC_PLT_PCREL, CRIS_UNSPEC_PCREL)
168 (CRIS_UNSPEC_CASESI): New constants.
169 (CRIS_UNSPEC_PLT): Remove constant.
170 (CRIS_ACR_REGNUM): New constant.
171 ("slottable"): New attr alternatives "has_return_slot" and
173 ("cc"): New attr alternatives "noov32" and "rev".
174 ((eq_attr "slottable" "has_call_slot"))
175 ((eq_attr "slottable" "has_return_slot")): New define_delays.
176 ("movdi", "movsi"): Adjust operands for CRIS v32.
177 ("tstdi", "cmpdi", "adddi3", "subdi3", "uminsi3")
178 ("indirect_jump"): Ditto. Make define_expand.
179 ("*tstdi_non_v32", "*tstdi_v32", "*tst<mode>_cmp")
180 ("*tst<mode>_non_cmp", "*cmpdi_non_v32", "*cmpdi_v32")
181 ("*movdi_v32", "*adddi3_non_v32", "*adddi3_v32")
182 ("*addsi3_non_v32", "*addsi3_v32", "*addhi3_non_v32")
183 ("*addhi3_v32", "*addqi3_non_v32", "*addqi3_v32")
184 ("*subdi3_non_v32", "*subdi3_v32", "*subsi3_non_v32")
185 ("*subsi3_v32", "*sub<mode>3_nonv32", "*sub<mode>3_v32")
186 ("*andqi3_non_v32", "*andqi3_v32", "*iorsi3_non_v32")
187 ("*iorsi3_v32", "*iorhi3_non_v32", "*iorhi3_v32")
188 ("*iorqi3_non_v32", "*iorqi3_v32", "*uminsi3_non_v32")
189 ("*uminsi3_v32", "*indirect_jump_non_v32", "*indirect_jump_v32")
190 ("*expanded_call_v32", "*expanded_call_value_v32"): New patterns,
191 for the corresponding standard name.
192 ("tst<mode>"): Limit to BW and make define_expand.
193 ("tstsi"): Make separate insn, adjusting for CRIS v32.
194 ("*cmp_swapext<mode>"): Adjust for v32. Specify "rev" for attr "cc".
195 ("cmpsi", "cmp<mode>"): Remove special cases for zero. Specify
197 ("*btst"): Don't match for TARGET_CCINIT. Replace test of
198 register with compatible "cmpq 0". Specify attr "cc".
199 ("*movdi_insn_non_v32"): New pattern, replacing "*movdi_insn" and
201 (define_split for DI move): Match CRIS v32 only.
202 ("*movsi_got_load", "*movsi_internal", "*addi"): Adjust for CRIS v32.
203 ("load_multiple", "store_multiple", "*addsbw_v32", "*addubw_v32")
204 ("*adds<mode>_v32", "*addu<mode>_v32", "*bound<mode>_v32")
205 ("*casesi_jump_v32", "*expanded_andsi_v32", "*expanded_andhi_v32")
206 ("*extop<mode>si_v32", "*extopqihi_v32", "*andhi_lowpart_v32")
207 ("*andqi_lowpart_v32", "cris_casesi_v32"): New patterns.
208 ("add<mode>3"): Make addsi3, addhi3 and addqi3 define_expand.
209 ("sub<mode>3"): Ditto subsi3, subhi3 and subqi3.
210 ("ior<mode>3"): Ditto iorsi3, iorhi3 and iorqi3.
211 ("*extopqihi_non_v32"): Replace "*extopqihi".
212 ("*extop<mode>si_non_v32"): Replace "*extop<mode>si".
213 ("*addxqihi_swap_non_v32"): Rename from "*extopqihi_swap", make
215 ("*extop<mode>si_swap_non_v32"): Ditto "*extop<mode>si_swap".
216 ("*expanded_andsi_non_v32"): Ditto "*expanded_andsi".
217 ("*expanded_andhi_non_v32"): Ditto "*expanded_andhi".
218 ("*andhi_lowpart_non_v32"): Ditto "*andhi_lowpart".
219 ("*andqi_lowpart_non_v32"): Ditto "*andqi_lowpart".
220 ("*expanded_call_non_v32"): Ditto "*expanded_call". Change from
221 "cris_general_operand_or_plt_symbol" to "general_operand".
222 ("*expanded_call_value_non_v32") Ditto "*expanded_call_value".
223 ("*casesi_adds_w", "mstep_shift", "mstep_mul")
224 ("*expanded_call_side", "*expanded_call_value_side")
225 (op-extend-split, op-extend-split-rx=rz, op-extend-split-swapped)
226 (op-extend-split-swapped-rx=rz, op-extend, op-split-rx=rz)
227 (op-split-swapped, op-split-swapped-rx=rz): Make non-v32 only.
228 ("dstep_mul", "xorsi3", "one_cmplsi2", "<shlr>si3")
229 ("*expanded_<shlr><mode>", "*<shlr><mode>_lowpart", "ashl<mode>3")
230 ("*ashl<mode>_lowpart", "abssi2", "clzsi2", "bswapsi2")
231 ("cris_swap_bits"): Specify "noov32" for attr "cc".
232 ("<su>mulsi3_highpart"): Ditto. Correct operand 0 to register_operand.
233 ("andqi3"): Make define_expand.
234 ("*return_expanded"): For attr "slottable", change from "has_slot"
235 to "has_return_slot".
236 ("cris_casesi_non_v32"): New pattern, old contents of "casesi".
237 ("casesi"): Divert into "cris_casesi_v32" and "cris_casesi_non_v32".
238 (moversideqi, movemsideqi, mover2side): Require
239 TARGET_SIDE_EFFECT_PREFIXES.
240 (gotplt-to-plt, gotplt-to-plt-side): Change from CRIS_UNSPEC_PLT
241 to CRIS_UNSPEC_PLT_GOTREL.
242 * config/cris/cris-protos.h (cris_register_move_cost)
243 (cris_cc0_user_requires_cmp, cris_asm_output_case_end): Declare.
245 2007-12-15 Alexandre Oliva <aoliva@redhat.com>
248 * dwarf2out.c (dwarf_tag_name): Synchronize with dwarf2.h.
249 (is_type_die): Cover interface types.
250 (class_or_namespace_scope_p): Cover interface and class types.
251 (record_type_tag): New.
252 (gen_inlined_structure_type_die): Use it.
253 (gen_struct_or_union_type_die): Likewise.
254 (prune_unused_types_walk): Cover interface types.
255 * langhooks.h (classify_record): New enum.
256 (classify_record): New member in struct langhooks_for_types.
257 * langhooks-def.h (LANG_HOOKS_CLASSIFY_RECORD): New.
258 (LANGHOOKS_FOR_TYPES_INITIALIZER): Adjust.
260 2007-12-15 Alexandre Oliva <aoliva@redhat.com>
262 * dwarf2out.c (reference_to_unused): Don't emit strings in
263 initializers just because of debug information.
264 * tree.h (TREE_ASM_WRITTEN): Document use for STRING_CSTs.
266 2007-12-15 Sebastian Pop <sebastian.pop@amd.com>
268 * tree-scalar-evolution.c (number_of_iterations_for_all_loops): Replace
269 print_loop_ir with print_loops.
270 * tree-flow.h (dot_cfg, debug_loops, debug_loop, debug_loop_num,
271 print_loops, print_loops_bb): Declare.
272 * tree-cfg.c (print_loops_bb): New.
273 (print_loop): Print header, latch, bounds, estimation of iterations.
274 (print_loop_and_siblings): New.
275 (print_loop_ir): Renamed print_loops.
276 (debug_loop_ir): Renamed debug_loops.
277 (debug_loop, debug_loop_num): New.
279 2007-12-15 Bernhard Fischer <aldot@gcc.gnu.org>
281 * tree-flow-inline.h.c (next_readonly_imm_use): Fix typo in comment.
283 2007-12-15 Bernhard Fischer <aldot@gcc.gnu.org>
285 * toplev.c (process_options): Fix typo in warning.
287 2007-12-14 Jakub Jelinek <jakub@redhat.com>
290 * config/i386/i386.c (ix86_expand_branch): Optimize LE/LEU/GT/GTU
291 DImode comparisons against constant with all 1's in the lower word.
293 2007-12-14 Uros Bizjak <ubizjak@gmail.com>
295 * config/i386/sse.md (sse4_2_pcmpestr): Use reg_not_xmm0_operand
296 constraint for operand 2. Use nonimm_not_xmm0_operand constraint
297 for operand 4. Update arguments in the call to
298 gen_sse4_2_pcmpestr_cconly.
299 (sse_4_2_pcmpestr_cconly): Renumber insn operands and update insn
300 template accordingly.
301 (sse4_2_pcmpistr): Use reg_not_xmm0_operand constraint for operand2.
302 Use nonimm_not_xmm0_operand constraint for operand 3. Update
303 arguments in the call to gen_sse4_2_pcmpistr_cconly.
304 (sse_4_2_pcmpistr_cconly): Renumber insn operands and update insn
305 template accordingly.
307 2007-12-14 Richard Guenther <rguenther@suse.de>
310 * tree-ssa-operands.h (create_ssa_artificial_load_stmt): Add
311 parameter to say whether to unlink immediate uses.
312 * tree-ssa-operands.c (create_ssa_artificial_load_stmt): Do not
313 mark the artificial stmt as modified. Unlink immediate uses
315 * tree-ssa-dom.c (record_equivalences_from_stmt): Update caller.
316 * tree-ssa-pre.c (insert_fake_stores): Likewise.
318 2007-12-13 Eric Botcazou <ebotcazou@libertysurf.fr>
321 * gimplify.c (gimplify_modify_expr_complex_part): Add note to comment.
322 * tree-complex.c (init_dont_simulate_again): Return true if there are
323 uninitialized loads generated by gimplify_modify_expr_complex_part.
324 * tree-gimple.c (is_gimple_reg_type): Return false for complex types
326 * tree-ssa.c (ssa_undefined_value_p): New predicate extracted from...
327 (warn_uninit): ...here. Use ssa_undefined_value_p.
328 * tree-ssa-pre.c (is_undefined_value): Delete.
329 (phi_translate_1): Use ssa_undefined_value_p.
330 (add_to_exp_gen): Likewise.
331 (make_values_for_stmt): Likewise.
332 * tree-flow.h (ssa_undefined_value_p): Declare.
334 2007-12-13 Andrew Pinski <pinskia@gmail.com>
335 David Daney <ddaney@avtrex.com>
338 * system.h: Make -Wuninitialized non-fatal if ASSERT_CHECKING
341 2007-12-13 Jakub Jelinek <jakub@redhat.com>
343 PR rtl-optimization/32636
344 * df-scan.c (df_get_entry_block_def_set): Set struct_value_rtx
345 regno in entry_block_defs even if HAVE_prologue && epilogue_completed.
347 2007-12-13 Uros Bizjak <ubizjak@gmail.com>
348 Richard Guenther <rguenther@suse.de>
351 * config/i386/emmintrin.h (_mm_shuffle_pd, _mm_extract_epi16,
352 _mm_insert_epi16, _mm_shufflehi_epi16, _mm_shufflelo_epi16,
353 _mm_shuffle_epi32): Cast non-constant input values to either __m64,
354 __m128, __m128i or __m128d in a macro version of the intrinsic.
355 Cast constant input values to int.
356 * config/i386/ammintrin.h (_mm_extracti_si64, _mm_inserti_si64): Ditto.
357 * config/i386/bmmintrin.h (_mm_roti_epi8, _mm_roti_epi16,
358 _mm_roti_epi32, _mm_roti_epi64): Ditto.
359 * config/i386/smmintrin.h (_mm_blend_epi16, _mm_blend_ps, _mm_blend_pd,
360 _mm_dp_ps, _mm_dp_pd, _mm_insert_ps, _mm_extract_ps, _mm_insert_epi8,
361 _mm_insert_epi32, _mm_insert_epi64, _mm_extract_epi8, mm_extract_epi32,
362 _mm_extract_epi64, _mm_mpsadbw_epu8, _mm_cmpistrm, _mm_cmpistri,
363 _mm_cmpestrm, _mm_cmpestri, _mm_cmpistra, _mm_cmpistrc, _mm_cmpistro,
364 _mm_cmpistrs, _mm_cmpistrz, _mm_cmpestra, _mm_cmpestrc, _mm_cmpestro,
365 _mm_cmpestrs, _mm_cmpestrz): Ditto.
366 * config/i386/tmmintrin.h (_mm_alignr_epi8, _mm_alignr_pi8): Ditto.
367 * config/i386/xmmintrin.h (_mm_shuffle_ps, _mm_extract_pi16, _m_pextrw,
368 _mm_insert_pi16, _m_pinsrw, _mm_shuffle_pi16, _m_pshufw): Ditto.
369 * config/i386/mmintrin-common.h (_mm_round_pd, _mm_round_sd,
370 _mm_round_ps, _mm_round_ss): Ditto.
372 2007-12-13 Richard Guenther <rguenther@suse.de>
374 PR tree-optimization/34450
375 * params.def (PARAM_SCCVN_MAX_SCC_SIZE): New param.
376 * invoke.texi (sccvn-max-scc-size): Document.
377 * Makefile.in (tree-ssa-sccvn.o): Add $(PARAMS_H) dependency.
378 * tree-ssa-sccvn.h (run_scc_vn): Return true on success, false
380 * tree-ssa-sccvn.c (params.h): Include.
381 (DFS): Return true if all went well, return false as soon as
382 a SCC exceeds the size of PARAM_SCCVN_MAX_SCC_SIZE.
383 (run_scc_vn): Return true if all went well, return false if
384 we aborted during DFS.
385 * tree-ssa-pre.c (execute_pre): Check if SCCVN finished
386 successfully, otherwise bail out.
388 2007-12-13 Olga Golovanevsky <olga@il.ibm.com>
390 * ipa-struct-reorg.c (is_candidate): Print information to dump
391 file when the type is initialized.
392 (get_stmt_accesses): Likewise when a structure has bitfields
393 or field access is too complicate.
394 (safe_cond_expr_check): Likewise for unsafe condition expressions.
395 (exclude_cold_structs): Likewise for cold structures.
396 (collect_structures): Suppress redundant print when there are
397 no structures to transform.
398 (do_reorg): Print to dump file a number of structures that
400 (dump_new_types): Print a number of new types to replace
401 an original structure type.
403 2007-12-13 Olga Golovanevsky <olga@il.ibm.com>
405 * doc/invoke.texi (Optimiza Options): Document new -fipa-struct-reorg
406 option and struct-reorg-cold-struct-ratio parameter.
408 2007-12-13 Torbjorn Granlund <tege@swox.com>
410 * config/i386/i386.c (ix86_rtx_costs) [MULT]: Check op0 for
411 ZERO_EXTEND when computing costs for widening multiplication.
413 2007-12-13 Richard Earnshaw <rearnsha@arm.com>
416 * config/arm/ieee754-df.S (floatundidf): Fix for wrong sp value on
417 exit when using hard FPA.
418 * config/arm/ieee754-df.S (floatdidf): Likewise.
420 2007-12-12 Jakub Jelinek <jakub@redhat.com>
423 * doc/install.texi: Document that for MinGW only runtime 3.12 and
426 2007-12-12 David Edelsohn <edelsohn@gnu.org>
428 * config/rs6000/rs6000.c (is_mem_ref): Ignore STACK_TIE.
430 2007-12-12 Aldy Hernandez <aldyh@redhat.com>
432 PR tree-optimization/32901
433 * gimplify.c (gimplify_modify_expr_rhs): Handle the case when we
434 are assigning from a constant constructor.
435 Fix wrapping in function comment.
437 2007-12-12 Andreas Krebbel <krebbel1@de.ibm.com>
439 * config/s390/s390.c (s390_O_constraint_str): Limit the range
440 for 'On' to -4G+1..-1.
441 * config/s390/constraints.md: Adjust comment accordingly.
443 2007-12-11 Nathan Sidwell <nathan@codesourcery.com>
445 * config/rs6000/rs6000.c (rs6000_emit_prologue): Use frame_reg_rtx
448 2007-12-11 Kai Tietz <kai.tietz@onevision.com>
450 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Handle 64-bit
451 target same as 32-bit.
453 2007-12-10 Jakub Jelinek <jakub@redhat.com>
455 PR tree-optimization/34371
456 * tree-vectorizer.h (struct _loop_vec_info): Add num_iters_unchanged
458 (LOOP_VINFO_NITERS_UNCHANGED): Define to num_iters_unchanged field.
459 * tree-vectorizer.c (set_prologue_iterations,
460 slpeel_tree_peel_loop_to_edge): Call unshare_expr on
461 LOOP_VINFO_NITERS_UNCHANGED before using it.
463 2007-12-10 Eric Botcazou <ebotcazou@libertysurf.fr>
466 * config/i386/i386.c (ix86_expand_movmem): Punt if the count is large.
467 (ix86_expand_setmem): Likewise.
469 2007-12-10 Kenneth Zadeck <zadeck@naturalbridge.com>
471 PR rtl-optimization/34302
472 * auto-inc-dec.c (attempt_change): Change place where move is
475 2007-12-10 Jakub Jelinek <jakub@redhat.com>
477 * dwarf2out.c (gen_array_type_die, gen_descr_array_type_die): For
478 Fortran multi-dimensional arrays use DW_AT_ordering
481 2007-12-10 Paolo Bonzini <bonzini@gnu.org>
484 * config/i386/i386.c (override_options): Enable -fvect-cost-model.
486 2007-12-10 Uros Bizjak <ubizjak@gmail.com>
488 * config/i386/i386.c (ix86_function_regparm): Do not check global_regs
489 array, registers that are members of global_regs are also members of
490 fixed_regs array. Use REGPARM_MAX to check that no regparm hard
491 register is taken by a fixed register variable. Check up to and
492 including DI_REG when adjusting regparm value due to fixed regs usage.
493 (rep_prefix_usable): Check fixed_regs array, not global_regs array for
494 available hard registers.
495 (ix86_expand_strlen): Ditto.
496 * config/i386/i386.md (strmov): Ditto.
499 2007-12-10 Kaz Kojima <kkojima@gcc.gnu.org>
501 * genopinit.c: Include tm_p.h in generated file.
503 * config/arm/neon.md (vec_set<mode>_internal): Use INTVAL
504 to extract the integer from operands[2].
505 (vec_setv2di_internal): Likewise.
507 * config/arm/arm.c (arm_size_return_regs): Make return type unsigned.
508 (arm_init_neon_builtins): Move code after declarations.
510 2007-12-10 Hans-Peter Nilsson <hp@axis.com>
512 * reload.c (find_reloads_address_1): To properly mark as an
513 autoincdec, pass X for non-NULL OUT in call to push_reload for
514 autoincdec which can't be trivially used as an address.
516 2007-12-10 Pranav Bhandarkar <pranav.bhandarkar@celunite.com>
517 Hans-Peter Nilsson <hp@axis.com>
519 * caller-save.c (insert_one_insn): If inserting before a call_insn
520 then the registers containing the arguments of the call are
521 live_throughout in the new insn.
523 2007-12-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
527 * pa.md: Consolidate HImode and QImode move patterns into one pattern
528 each, eliminating floating-point alternatives.
529 * pa-protos.h (pa_cannot_change_mode_class, pa_modes_tieable_p):
531 * pa-64.h (SECONDARY_MEMORY_NEEDED): Define here.
532 * pa.c (pa_secondary_reload): Use an intermediate general register
533 for copies to/from floating-point register classes. Simplify code
534 SHIFT_REGS class. Provide additional comments.
535 (pa_cannot_change_mode_class, pa_modes_tieable_p): New functions.
536 * pa.h (MODES_TIEABLE_P): Use pa_modes_tieable_p.
537 (SECONDARY_MEMORY_NEEDED): Delete define.
538 (INT14_OK_STRICT): Define.
539 (MODE_OK_FOR_SCALED_INDEXING_P): Allow SFmode and DFmode when using
541 (MODE_OK_FOR_UNSCALED_INDEXING_P): Likewise.
542 (GO_IF_LEGITIMATE_ADDRESS): Use INT14_OK_STRICT in REG+D case for
544 (LEGITIMIZE_RELOAD_ADDRESS): Use INT14_OK_STRICT in mask selection.
545 Align DImode offsets when generating 64-bit code.
546 * pa32-regs.h (VALID_FP_MODE_P): Remove QImode and HImode.
547 (CANNOT_CHANGE_MODE_CLASS): Define.
548 * pa64-regs.h (VALID_FP_MODE_P): Remove QImode and HImode.
549 (CANNOT_CHANGE_MODE_CLASS): Define using pa_cannot_change_mode_class.
551 2007-12-09 Jakub Jelinek <jakub@redhat.com>
554 * langhooks-def.h (LANG_HOOKS_GET_ARRAY_DESCR_INFO): Define.
555 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add it.
556 * langhooks.h (struct array_descr_info): Forward declaration.
557 (struct lang_hooks_for_types): Add get_array_descr_info field.
558 * dwarf2.h (DW_AT_bit_stride, DW_AT_byte_stride): New.
559 (DW_AT_stride_size, DW_AT_stride): Keep around for Dwarf2
561 * dwarf2out.h (struct array_descr_info): New type.
562 * dwarf2out.c (dwarf_attr_name): Rename DW_AT_stride to
563 DW_AT_byte_stride and DW_AT_stride_size to DW_AT_bit_size.
564 (descr_info_loc, add_descr_info_field, gen_descr_array_type_die):
566 (gen_type_die_with_usage): Call lang_hooks.types.get_array_descr_info
567 and gen_descr_array_type_die.
569 2007-12-08 Richard Guenther <rguenther@suse.de>
571 PR tree-optimization/34391
572 * tree-vect-transform.c (vect_setup_realignment): Mark new
573 symbols for renaming.
575 2007-12-07 Bob Wilson <bob.wilson@acm.org>
577 * config/xtensa/xtensa.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
578 (ASM_OUTPUT_DWARF_PCREL): Define.
580 2007-12-07 Richard Guenther <rguenther@suse.de>
583 * opts.c (common_handle_option): Handle OPT_fforce_addr.
585 2007-12-07 Aldy Hernandez <aldyh@redhat.com>
587 * m32c.h (LEGITIMIZE_ADDRESS): Use WIN instead of win.
588 (LEGITIMIZE_RELOAD_ADDRESS): Same.
590 2007-12-07 Samuel Tardieu <sam@rfc1149.net>
593 * doc/install.texi: Explain how to check for a clean environment when
596 2007-12-07 Richard Guenther <rguenther@suse.de>
598 * tree-profile.c (gcov_type_tmp_var): New global variable.
599 (tree_gen_edge_profiler): Use a single shared variable decl per
600 function for edge counter incrementing.
601 (tree_profiling): Re-set the shared variable.
603 2007-12-06 Bob Wilson <bob.wilson@acm.org>
605 * config/xtensa/xtensa.c (xtensa_va_start): Add prototype.
607 2007-12-06 Tom Tromey <tromey@redhat.com>
610 * c-opts.c (c_common_parse_file): Call cpp_clear_file_cache.
612 2007-12-06 Richard Sandiford <rsandifo@nildram.co.uk>
614 * config/mips/mips.c (mips_function_ok_for_sibcall): Check
615 targetm.binds_local_p as well as DECL_EXTERNAL.
617 2007-12-06 Harsha Jagasia <harsha.jagasia@amd.com>
619 * tree-vectorizer.c (slpeel_add_loop_guard): Gimplify the condition.
620 (set_prologue_iterations): New. Set the prologue iterations to total
621 number of scalar iterations if the cost model check indicates that
622 scalar code should be generated.
623 (slpeel_tree_peel_loop_to_edge): Add a new parameter and code for
624 generating the cost condition for epilog. Call
625 set_prologue_iterations to generate cost condition for prolog.
626 (new_loop_vec_info): Initialize LOOP_VINFO_NITERS_UNCHANGED.
627 * tree-vectorizer.h (LOOP_VINFO_NITERS_UNCHANGED): New.
628 (slpeel_tree_peel_loop_to_edge): Update declaration.
629 (set_prologue_iterations): New declaration.
630 * tree-vect-analyze.c (vect_analyze_loop_form): Update
631 LOOP_VINFO_NITERS_UNCHANGED.
632 * tree-vect-transform.c
633 (vect_estimate_min_profitable_iters): Add new parameter and
634 code to check if run time cost model test is needed.
635 Remove code that adds builtin vectorization cost to scalar
636 outside cost for the run time cost model test. If run time
637 cost model test is needed add the appropriate guard cost to
638 the scalar outside cost. The guard cost depends on whether
639 the guard is generated at versioning or at prolog generation
640 or at epilog generation. Change cost model equation to include
642 (conservative_cost_threshold): New. Return the less conservative
643 profitability threshold between the cost model threshold and the
644 user defined vectorization threshold.
645 (vect_do_peeling_for_loop_bound): Call conservative_cost_threshold.
646 (vect_do_peeling_for_alignment): Same.
647 (vect_loop_versioning): Same.
648 (vect_create_cond_for_align_checks): ANDs the cost model condition
649 with the alignment condition.
650 (vect_transform_loop): Call loop versioning only when there is a
651 misalignment or an aliasing problem.
653 2007-12-06 Jakub Jelinek <jakub@redhat.com>
656 * tree-ssa-ccp.c (optimize_stdarg_builtin): New function.
657 (execute_fold_all_builtins): Call it for BUILT_IN_VA_START,
658 BUILT_IN_VA_COPY and BUILT_IN_VA_END.
660 * target.h (struct ggc_target): Add expand_builtin_va_start hook.
661 * target-def.h (TARGET_EXPAND_BUILTIN_VA_START): Define.
662 (TARGET_INITIALIZER): Add it.
663 * builtins.c (expand_builtin_va_start): Use
664 targetm.expand_builtin_va_start hook instead of
665 EXPAND_BUILTIN_VA_START macro.
666 * alpha/alpha.c (alpha_va_start): Made static.
667 (override_options): Clear targetm.expand_builtin_va_start if
669 (TARGET_EXPAND_BUILTIN_VA_START): Define.
670 * alpha/unicosmk.h (EXPAND_BUILTIN_VA_START): Remove.
671 * alpha/alpha.h (EXPAND_BUILTIN_VA_START): Remove.
672 * alpha/alpha-protos.h (alpha_va_start): Remove prototype.
673 * xtensa/xtensa.h (EXPAND_BUILTIN_VA_START): Remove.
674 * xtensa/xtensa.c (TARGET_EXPAND_BUILTIN_VA_START): Define.
675 (xtensa_va_start): Made static.
676 * xtensa/xtensa-protos.h (xtensa_va_start): Remove prototype.
677 * pa/pa-protos.h (hppa_va_start): Remove prototype.
678 * pa/pa.h (EXPAND_BUILTIN_VA_START): Remove.
679 * pa/pa.c (hppa_va_start): Made static, add prototype.
680 (TARGET_EXPAND_BUILTIN_VA_START): Define.
681 * frv/frv.c (frv_expand_builtin_va_start): Made static, add prototype.
682 (TARGET_EXPAND_BUILTIN_VA_START): Define.
683 * frv/frv-protos.h (frv_expand_builtin_va_start): Remove prototype.
684 * frv/frv.h (EXPAND_BUILTIN_VA_START): Remove.
685 * i386/i386.c (override_options): Clear
686 targetm.expand_builtin_va_start if -m32 or 64-bit MS ABI.
687 (ix86_va_start): Made static.
688 (TARGET_EXPAND_BUILTIN_VA_START): Define.
689 * i386/i386.h (EXPAND_BUILTIN_VA_START): Remove.
690 * i386/i386-protos.h (ix86_va_start, ix86_va_arg): Remove prototypes.
691 * iq2000/iq2000-protos.h (iq2000_va_start): Remove prototype.
692 * iq2000/iq2000.h (EXPAND_BUILTIN_VA_START): Remove.
693 * iq2000/iq2000.c (iq2000_va_start): Made static, add prototype.
694 (TARGET_EXPAND_BUILTIN_VA_START): Define.
695 * rs6000/rs6000-protos.h (rs6000_va_start): Remove prototype.
696 * rs6000/rs6000.c (rs6000_va_start): Made static, add prototype.
697 (TARGET_EXPAND_BUILTIN_VA_START): Define.
698 (rs6000_override_options): Clear targetm.expand_builtin_va_start if
699 DEFAULT_ABI != ABI_V4.
700 * rs6000/rs6000.h (EXPAND_BUILTIN_VA_START): Remove.
701 * spu/spu.c (spu_va_start): Made static, add prototype.
702 (TARGET_EXPAND_BUILTIN_VA_START): Define.
703 * spu/spu.h (EXPAND_BUILTIN_VA_START): Remove.
704 * spu/spu-protos.h spu_va_start): Remove prototype.
705 * stormy16/stormy16.h (EXPAND_BUILTIN_VA_START): Remove.
706 * stormy16/stormy16-protos.h (xstormy16_expand_builtin_va_start):
708 * stormy16/stormy16.c (xstormy16_expand_builtin_va_start): Made static.
709 (TARGET_EXPAND_BUILTIN_VA_START): Define.
710 * s390/s390-protos.h (s390_va_start): Remove prototype.
711 * s390/s390.c (s390_va_start): Made static.
712 (TARGET_EXPAND_BUILTIN_VA_START): Define.
713 * s390/s390.h (EXPAND_BUILTIN_VA_START): Remove.
714 * mn10300/mn10300.h (EXPAND_BUILTIN_VA_START): Remove.
715 * mn10300/mn10300-protos.h (mn10300_va_start): Remove prototype.
716 * mn10300/mn10300.c (mn10300_va_start): Made static, add prototype.
717 (TARGET_EXPAND_BUILTIN_VA_START): Define.
718 * arc/arc.c (arc_va_start): Made static, add prototype.
719 (TARGET_EXPAND_BUILTIN_VA_START): Define.
720 * arc/arc.h (EXPAND_BUILTIN_VA_START): Remove.
721 * arc/arc-protos.h (arc_va_start): Remove prototype.
722 * mt/mt-protos.h (mt_va_start): Remove prototype.
723 * sparc/sparc.c (sparc_va_start): Made static, add prototype.
724 (TARGET_EXPAND_BUILTIN_VA_START): Define.
725 * sparc/sparc-protos.h (sparc_va_start): Remove prototype.
726 * sparc/sparc.h (EXPAND_BUILTIN_VA_START): Remove.
727 * sh/sh.c (sh_va_start): Made static, add prototype.
728 (TARGET_EXPAND_BUILTIN_VA_START): Define.
729 * sh/sh-protos.h (sh_va_start): Remove prototype.
730 * sh/sh.h (EXPAND_BUILTIN_VA_START): Remove.
731 * mips/mips-protos.h (mips_va_start): Remove prototype.
732 * mips/mips.h (EXPAND_BUILTIN_VA_START): Remove.
733 * mips/mips.c (mips_va_start): Made static.
734 (TARGET_EXPAND_BUILTIN_VA_START): Define.
736 2007-12-06 Uros Bizjak <ubizjak@gmail.com>
738 * tree-ssa-loop.c (gate_tree_parallelize_loops): Return true when
739 "flag_tree_parallelize_loops > 1".
741 2007-12-06 Zdenek Dvorak <ook@ucw.cz>
742 Dorit Nuzman <dorit@il.ibm.com>
743 Jakub Jelinek <jakub@redhat.com>
745 PR tree-optimization/34005
746 * tree-gimple.c (is_gimple_formal_tmp_rhs): Add a case for COND_EXPR.
747 * gimplify.c (gimplify_ctx): Add a new member allow_rhs_cond_expr.
748 (gimplify_pure_cond_expr): New function.
749 (generic_expr_could_trap_p): New function.
750 (gimplify_cond_expr): Call gimplify_pure_cond_expr.
751 (force_gimple_operand): Initialize new field allow_rhs_cond_expr.
753 2007-12-06 Andreas Krebbel <krebbel1@de.ibm.com>
755 * config/s390/s390.c (s390_emit_stack_tie): New function.
756 (s390_emit_prologue): Emit a stack tie when writing to the
758 * config/s390/s390.md ("stack_tie"): New insn definition.
760 2007-12-06 Ben Elliston <bje@au.ibm.com>
763 * doc/sourcebuild.texi (Miscellaneous Docs): Remove SERVICE item.
765 2007-12-05 Jakub Jelinek <jakub@redhat.com>
768 * fold-const.c (fold_binary) <case BIT_IOR_EXPR>: Don't minimize
769 number of bits set in C1 if a mode mask for some mode can be used
772 2007-12-05 Bernhard Fischer <aldot@gcc.gnu.org>
774 * varasm.c (merge_weak, weak_finish, assemble_alias): Commentary typo
777 2007-12-05 Richard Guenther <rguenther@suse.de>
779 PR tree-optimization/34138
780 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
781 Do not forward propagate addresses if that changes volatileness of
784 2007-12-05 Uros Bizjak <ubizjak@gmail.com>
787 * config/i386/i386.c (ix86_function_regparm): Also check for fixed
788 registers when checking that regparm registers are available.
789 Lower regparm value due to fixed registers usage in addition to
792 2007-12-05 Bernhard Fischer <aldot@gcc.gnu.org>
794 * sparseset.c: Include config.h and system.h before sparseset.h.
795 * sparseset.h: Remove inclusion of system.h.
797 2007-12-05 Jakub Jelinek <jakub@redhat.com>
798 Richard Sandiford <rsandifo@nildram.co.uk>
800 * optabs.c (init_insn_codes): New function.
802 (init_optab, init_optabv): Don't call new_optab.
803 (init_convert_optab): Don't clear the insn codes.
804 (init_optabs): Call init_insn_codes.
806 2007-12-04 Jakub Jelinek <jakub@redhat.com>
808 * omp-low.c (optimize_omp_library_calls): New function.
809 (expand_omp_parallel): Call it if optimizing.
812 * stmt.c (expand_stack_restore): Call expand_normal on var to get
813 rtx for it instead of assuming it will be a VAR_DECL.
815 2007-12-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
817 * c-parser (c_parser_statement_after_labels): Move error from here...
818 (c_parser_label): ... to here. Check that the declaration is not
819 actually just another label.
821 2007-12-04 Richard Guenther <rguenther@suse.de>
825 * tree-ssa-operands.c (get_addr_dereference_operands): If we
826 fall back to using the SMTs aliases, make sure to add virtual
827 operands for the SMT itself.
828 (create_ssa_artificial_load_stmt): Fix typo. Make sure to also
829 clear the loaded and stored symbols bitmaps.
831 2007-12-04 Ben Elliston <bje@au.ibm.com>
833 * config/spu/spu.h (ASM_FORMAT_PRIVATE_NAME): Remove; use default.
835 2007-12-04 Ben Elliston <bje@au.ibm.com>
837 * doc/tm.texi (Exception Handling): Mention unwind-dw2-xtensa.c.
839 2007-12-03 Steven Bosscher <stevenb.gcc@gmail.com>
842 * doc/invoke.texi: Remove -fforce-addr documentation.
843 * expr.c (emit_move_insn): Remove use of flag_force_addr.
844 (expand_expr_real_1): Same.
845 (do_tablejump): Same.
846 Call memory_address instead of memory_address_noforce.
847 * expr.h (memory_address_noforce): Remove prototype.
848 * explow.c (memory_address): Remove support for flag_force_addr.
849 (validize_mem): Same.
850 (memory_address_noforce): Remove.
851 * common.opt: Add dummy documentation for -fforce-addr.
852 * combine.c (can_combine_p): Remove -fforce-addr comment.
853 * config/cris/cris.h (OPTIMIZATION_OPTIONS): Remove set of
855 * config/m68k/m68k.h (PIC_CASE_VECTOR_ADDRESS): Remove comment
856 relating to memory_address_noforce.
857 * testsuite/gcc.c-torture/compile/20050802-1.c: Remove.
858 * testsuite/gcc.c-torture/compile/20011113-1.c: Remove.
860 2007-12-03 Jakub Jelinek <jakub@redhat.com>
862 * omp-low.c (lookup_decl_in_outer_ctx): Allow calling this
863 with !ctx->is_nested.
864 (maybe_lookup_decl_in_outer_ctx): Look up in outer contexts
865 even if !ctx->is_nested.
866 (lower_copyprivate_clauses, lower_send_clauses,
867 lower_send_shared_vars): Call lookup_decl_in_outer_ctx
871 * fold-const.c (fold_binary) <case BIT_AND_EXPR>: Optimize
872 (X << C1) & C2 into (X << C1) & (C2 | ((1 << C1) - 1))
873 and (X >> C1) & C2 into (X >> C1) & (C2 | ~((type) -1 >> C1)).
874 (fold_binary) <case LSHIFT_EXPR, case RSHIFT_EXPR>: Optimize
875 (X & C2) << C1 into (X << C1) & (C2 << C1) and
876 (X & C2) >> C1 into (X >> C1) & (C2 >> C1) if that allows further
879 PR tree-optimization/33453
880 * tree-data-ref.c (split_constant_offset): Use POINTER_PLUS_EXPR
881 for pointer addition.
882 * tree-parloops.c (canonicalize_loop_ivs): Likewise.
883 (separate_decls_in_loop_name): Copy DECL_GIMPLE_REG_P from var to
886 2007-12-03 Bernd Schmidt <bernd.schmidt@analog.com>
888 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define __FDPIC__ as
891 2007-12-03 Razya Ladelsky <razya@il.ibm.com>
893 * doc/invoke.texi (fipa-cp, fipa-matrix-reorg): Add documentation.
895 2007-12-03 Jakub Jelinek <jakub@redhat.com>
898 * opts.c (common_handle_option): Handle OPT_ftree_store_copy_prop.
899 * common.opt (ftree-store-copy-prop): Use the same help text as for
902 2007-12-02 Ayal Zaks <zaks@il.ibm.com>
903 Revital Eres <eres@il.ibm.com>
905 * modulo-sched.c (calculate_must_precede_follow,
906 try_scheduling_node_in_cycle): New functions.
907 (sms_schedule_by_order): Call the new functions.
908 (ps_insn_find_column): Use must_follow and must_precede only if
910 (ps_insn_advance_column): Likewise.
912 2007-12-02 Ayal Zaks <zaks@il.ibm.com>
913 Revital Eres <eres@il.ibm.com>
915 * modulo-sched.c (get_sched_window): Fix the direction of the
916 scheduling window and add dump info.
918 2007-12-02 Samuel Tardieu <sam@rfc1149.net>
920 * config/sh/sh.md (cmpgeusi_t): Fix condition.
922 2007-11-30 Jan Hubicka <jh@suse.cz>
924 * ggc-common.c (dump_ggc_loc_statistics): Reset ggc_force_collect flag.
926 2007-11-30 Seongbae Park <seongbae.park@gmail.com>
928 PR rtl-optimization/34171
929 * cfgrtl.c (update_bb_for_insn_chain): New function,
930 refactored from update_bb_for_insn.
931 (update_bb_for_insn): Call update_bb_for_insn.
932 (rtl_merge_blocks, try_redirect_by_replacing_jump):
933 Replace a loop with update_bb_for_insn_chain call.
934 (cfg_layout_merge_blocks): Add a call to
935 update_bb_for_insn_chain. Replace the for loop
936 with a call to update_bb_for_insn_chain.
938 2007-11-30 Ben Elliston <bje@au.ibm.com>
940 * config/vax/vax.h (ASM_FORMAT_PRIVATE_NAME): Remove. Use default.
942 2007-11-29 Zdenek Dvorak <ook@ucw.cz>
944 PR tree-optimization/34244
945 * tree-vrp.c (adjust_range_with_scev): Clear scev cache.
946 (record_numbers_of_iterations): New function.
947 (execute_vrp): Cache the numbers of iterations of loops.
948 * tree-scalar-evolution.c (scev_reset_except_niters): New function.
949 (scev_reset): Use scev_reset_except_niters.
950 * tree-scalar-evolution.h (scev_reset_except_niters): Declare.
952 2007-11-29 Jan Hubicka <jh@suse.cz>
953 Jakub Jelinek <jakub@redhat.com>
955 PR tree-optimization/33434
956 * tree-inline.c (setup_one_parameter): If the value passed to
957 a parameter is never used, don't set it up.
959 2007-11-29 Jakub Jelinek <jakub@redhat.com>
962 * config/rs6000/eabi-cn.asm (__DTOR_END__): Make it weak.
963 * config/rs6000/sol-cn.asm (__DTOR_END__): Likewise.
965 2007-11-29 Andris Pavenis <andris.pavenis@iki.fi>
967 * Makefile.in: Use separate vpath lines for each path.
969 2007-11-29 Ben Elliston <bje@au.ibm.com>
971 * SERVICE: Update URL.
973 2007-11-28 Jakub Jelinek <jakub@redhat.com>
975 PR tree-optimization/34140
976 * tree-if-conv.c (if_convertible_phi_p): Fail if BB other than
977 loop->header has virtual phi nodes.
979 2007-11-28 Richard Sandiford <rsandifo@nildram.co.uk>
982 * builtins.c (expand_builtin_nonlocal_goto): Also emit a use
983 of GP register, if valid and fixed.
986 2007-06-21 David Daney <ddaney@avtrex.com>
989 * config/mips/mips.md (define_constants): Rename UNSPEC_EH_RECEIVER
990 to UNSPEC_NONLOCAL_GOTO_RECEIVER globally.
991 (exception_receiver): Renamed to ...
992 (nonlocal_goto_receiver): ... this.
994 2007-11-27 H.J. Lu <hongjiu.lu@intel.com>
995 Joey Ye <joey.ye@intel.com>
998 * config/i386/i386.c (function_arg_32): Don't pass aggregate
999 arguments in ECX/EDX for fastcall.
1001 2007-11-28 Rask Ingemann Lambertsen <rask@sygehus.dk>
1003 * config/i386/linux.h (CRT_GET_RFIB_DATA): Add Intel syntax inline
1005 * config/i386/sco5.h (CRT_GET_RFIB_DATA): Likewise.
1006 * config/i386/sysv4.h (CRT_GET_RFIB_DATA): Likewise.
1008 2007-11-28 Ben Elliston <bje@au.ibm.com>
1010 * config/rs6000/aix64.opt (maix64): Add Negative(maix32).
1011 (maix32): Add Negative(maix64).
1013 2007-11-27 Jakub Jelinek <jakub@redhat.com>
1015 PR tree-optimization/34016
1016 * tree-ssa-loop.c (pass_linear_transform): Add
1017 TODO_update_ssa_only_virtuals to todo_flags_finish.
1019 2007-11-27 Eric B. Weddington <eric.weddington@atmel.com>
1021 * config/avr/avr.c (avr_mcu_types): Add atmega32hvb.
1022 * config/avr/avr.h (LINK_SPEC): Likewise.
1023 (CRT_BINUTILS_SPECS): Likewsie.
1024 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
1026 2007-11-27 Jakub Jelinek <jakub@redhat.com>
1029 * config/rs6000/rs6000.c (adjacent_mem_locations): Don't assume
1030 MEM_SIZE is set on all MEMs.
1032 2007-11-27 Andreas Krebbel <krebbel1@de.ibm.com>
1034 * config/s390/s390.opt (mhard-float): Add the option to be
1035 overridden. That was missing in my last patch.
1037 2007-11-27 Richard Guenther <rguenther@suse.de>
1039 PR tree-optimization/34241
1040 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Make sure
1041 to only delete real conversion chains.
1043 2007-11-27 Andreas Krebbel <krebbel1@de.ibm.com>
1045 * config/s390/s390.opt (m31, m64, mesa, mzarch, msoft-float,
1046 mhard-float, mlong-double-64, mlong-double-128): Add the
1047 option to be overridden.
1049 2007-11-27 Richard Guenther <rguenther@suse.de>
1051 * builtins.c (fold_builtin_1): Verify the argument types
1052 of BUILT_IN_ISNORMAL.
1053 (fold_builtin_n): Verify the number of arguments to variadic
1056 2007-11-27 Bernd Schmidt <bernd.schmidt@analog.com>
1058 * config/bfin/elf.h (SUBTARGET_DRIVER_SELF_SPECS): New macro.
1059 * doc/invoke.texi (Blackfin Options): Document the effects.
1061 2007-11-27 Ben Elliston <bje@au.ibm.com>
1063 * config/rs6000/sysv4.opt (m32): Add Negative(m64).
1064 (m64): Add Negative(m32).
1065 * config/rs6000/darwin.opt (m32): Add Negative(m64).
1066 (m64): Add Negative(m32).
1068 2007-11-26 Eric Botcazou <ebotcazou@adacore.com>
1070 * tree-ssa-propagate.c (set_rhs) <GIMPLE_MODIFY_STMT>: Fix typo.
1072 2007-11-26 Michael Meissner <michael.meissner@amd.com>
1075 * config/i386/i386.c (ix86_expand_movmem): If the copy size is a
1076 constant, avoid calling emit_cmp_and_jump_insns. Use counter_mode
1077 to get the mode for loading a pseudo register with a count rather
1078 than duplicating code.
1080 2007-11-25 Eric B. Weddington <eric.weddington@atmel.com>
1082 * config/avr/avr.c (avr_mcu_types): Add atmega1284p.
1083 * config/avr/avr.h (LINK_SPEC): Likewise.
1084 (CRT_BINUTILS_SPECS): Likewsie.
1085 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
1087 2007-11-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1089 * c-common.c (conversion_warning): Use get_unwidened instead of
1092 2007-11-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1095 * c-parser.c (struct c_parser): New bit in_if_block.
1096 (c_parser_compound_statement_nostart): Handle unexpected 'else'
1098 (c_parser_statement_after_labels): Set in_if_block to false while
1100 (c_parser_if_body): Don't call c_parser_statement_after_labels if
1101 a semicolon is found, just consume it. Don't call
1102 c_parser_statement_after_labels if an open brace is found, call
1103 c_parser_compound_statement instead.
1104 (c_parser_else_body): New.
1105 (c_parser_if_statement): Set in_if_block to true when parsing the
1106 body of the 'if' statement. Use c_parser_else_body.
1108 2007-11-26 Andreas Krebbel <krebbel1@de.ibm.com>
1111 * c-decl.c (store_parm_decls): Pass 'false' for the new
1112 allocate_struct_function parameter.
1113 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
1114 * tree-parloops.c (create_loop_fn): Likewise.
1115 * function.c (push_function_context_to, push_struct_function,
1116 init_function_start): Likewise.
1117 (allocate_struct_function): Add boolean parameter.
1118 * tree.h (allocate_struct_function): Add boolean parameter.
1119 * function.h (struct function): Move returns_struct and
1120 returns_pcc_struct to the end of the structure definiton.
1122 2007-11-26 Uros Bizjak <ubizjak@gmail.com>
1125 * config/i386/i386.md (truncdfsf2): Select SLOT_TEMP stack slot if
1126 virtual registers are already instantiated.
1127 (truncxf<mode>2): Ditto.
1128 (floatsi<mode>2): Ditto.
1129 (floatdisf2): Ditto.
1130 (floatdidf2): Ditto.
1132 2007-11-26 Rask Ingemann Lambertsen <rask@sygehus.dk>
1135 * config/fr30/fr30.c (fr30_move_double): Sanitize mem->reg case. Copy
1136 the address before it is clobbered.
1138 2007-11-26 Nick Clifton <nickc@redhat.com>
1140 * config/mn10300/mn10300.md: (call_internal): Remove mode on
1141 operand 0 in order to match UNPSEC'ed calls generated in PIC mode.
1142 (call_value_internal): Remove mode on operands 0 and 1 in order to
1143 match UNPSEC'ed calls generated in PIC mode.
1144 (GOTaddr2picreg): Use copy_rtx to prevent sharing an rtx between
1147 2007-11-26 Richard Guenther <rguenther@suse.de>
1150 * builtins.c (expand_builtin_pow): Use expand_expr to expand
1151 the result of build_call_expr.
1153 2007-11-26 Steven Bosscher <stevenb.gcc@gmail.com>
1154 Revital Eres <eres@il.ibm.com>
1157 * bb-reorder.c (insert_section_boundary_note): Clear
1158 BLOCK_FOR_INSN in NOTE_INSN_SWITCH_TEXT_SECTIONS.
1160 2007-11-26 Richard Sandiford <rsandifo@nildram.co.uk>
1162 * config/mips/elfoabi.h (DRIVER_SELF_SPECS): Add missing comma.
1164 2007-11-26 Alexandre Oliva <aoliva@redhat.com>
1166 * dwarf2asm.c (splay_tree_compare_strings): New function.
1167 (dw2_force_const_mem): Use it.
1169 2007-11-26 Alexandre Oliva <aoliva@redhat.com>
1171 * tree.c (type_hash_add): Don't violate strict aliasing rules.
1173 2007-11-26 Alexandre Oliva <aoliva@redhat.com>
1176 * c-typeck.c (tagged_types_tu_compatible_p): Enable exact
1177 matches between anonymous union fields.
1179 2007-11-26 Alexandre Oliva <aoliva@redhat.com>, Jan Hubicka <jh@suse.cz>
1181 * tree-ssa-live.c (remove_unused_scope_block_p): Drop
1182 declarations and blocks only after inlining. Check that
1183 non-empty blocks are not dropped.
1184 * tree-inline.c (expand_call_inline): Check that functions are
1185 not inlined too late.
1187 2007-11-26 Ben Elliston <bje@au.ibm.com>
1189 * unwind-dw2-fde.c: Fix comment typo.
1190 * unwind-generic.h: Likewise, fix comment typos.
1192 2007-11-25 Richard Sandiford <rsandifo@nildram.co.uk>
1194 * tree-sra.c (scalarize_use): Adjust the vpos argument to
1195 sra_explode_bitfield_assignment in cases where the type is
1196 wider than the bitfield.
1198 2007-11-25 Richard Guenther <rguenther@suse.de>
1200 * tree.h (struct tree_block): Move locus member next to flags.
1201 * c-decl.c (SCOPE_LIST_APPEND): Use BLOCK_CHAIN.
1202 (SCOPE_LIST_CONCAT): Likewise.
1203 (pop_scope): Likewise.
1204 * function.c (instantiate_decls_1): Likewise.
1205 (setjmp_vars_warning): Likewise.
1206 * emit-rtl.c (set_used_decls): Likewise.
1207 * tree-inline.c (add_lexical_block): Likewise.
1209 2007-11-24 Hans-Peter Nilsson <hp@axis.com>
1211 * rtlanal.c (label_is_jump_target_p): Return true for a matching
1213 * reorg.c (fill_slots_from_thread): Correct last change to use
1214 NULL_RTX, not NULL. Outside of REG_NOTES loop, increase and
1215 decrease LABEL_NUSES for JUMP_LABEL (trial), not XEXP (note, 0).
1216 * jump.c (mark_jump_label_1): Add comment for last change
1217 regarding JUMP_LABEL setting.
1218 * gcse.c (add_label_notes): Remove conditional that the label is
1219 mentioned in insn before adding regnote.
1220 * sched-rgn.c (is_cfg_nonregular): Don't return 1 for a
1221 single_set insn only feeding a label to a jump through a
1222 register that dies there.
1224 2007-11-23 Dirk Mueller <dmueller@suse.de>
1225 Richard Guenther <rguenther@suse.de>
1228 * tree-vrp.c (check_array_ref): Move check for valid location..
1229 (check_array_bounds) here. Use EXPR_HAS_LOCATION().
1231 2007-11-23 Hans-Peter Nilsson <hp@axis.com>
1233 * reload.c (find_reloads_address_1) <autoincdec cases>:
1234 Call REG_OK_FOR_CONTEXT with the autoincdec code, not outer_code.
1236 2007-11-23 Richard Guenther <rguenther@suse.de>
1237 Michael Matz <matz@suse.de>
1239 PR tree-optimization/34176
1240 * alloc-pool.h (empty_alloc_pool): Declare.
1241 * alloc-pool.c (empty_alloc_pool): New function.
1242 * tree-ssa-sccvn.c (vn_reference_lookup): Also lookup from the
1243 valid table if a lookup from the optimistic table failed.
1244 (vn_unary_op_lookup): Likewise.
1245 (vn_binary_op_lookup): Likewise.
1246 (vn_phi_lookup): Likewise.
1247 (process_scc): Clear optimistic tables before every iteration.
1249 2007-11-23 Richard Guenther <rguenther@suse.de>
1251 * tree-ssa-copy.c (may_propagate_copy): Remove redundant checks.
1252 (merge_alias_info): Do verification only if checking is
1253 enabled. Merge flow-sensitive alias information in simple cases.
1254 * tree-ssa-operands.c (get_addr_dereference_operands): Also
1255 complain about missing NMTs.
1257 2007-11-23 Jakub Jelinek <jakub@redhat.com>
1260 * c-common.c (conversion_warning): For INTEGER_TYPE to
1261 INTEGER_TYPE conversions call get_narrower on expr to avoid
1262 spurious warnings from binop shortening or when the implicit
1263 conversion can't change the value.
1265 2007-11-22 Joseph Myers <joseph@codesourcery.com>
1268 * c-decl.c (set_array_declarator_inner): Don't give error for
1269 static or type qualifiers in abstract declarator. Remove
1270 abstract_p parameter.
1271 * c-tree.h (set_array_declarator_inner): Update prototype.
1272 * c-parser.c (c_parser_direct_declarator_inner): Update call to
1273 set_array_declarator_inner.
1274 * doc/standards.texi: Update for C99 TC3.
1276 2007-11-22 Hans-Peter Nilsson <hp@bitrange.com>
1278 * config/mmix/mmix.c (mmix_encode_section_info): Remove duplicate
1279 line in my edit of the last change.
1281 2007-11-22 Jakub Jelinek <jakub@redhat.com>
1284 * config/arm/arm.c (arm_init_tls_builtins): Set TREE_NOTHROW
1285 and TREE_READONLY on the fn decl rather than passing a chain
1288 2007-11-22 Kaz Kojima <kkojima@gcc.gnu.org>
1290 * config/sh/sh.md (divsi_inv_m3): Handle zero dividend specially.
1292 2007-11-22 Uros Bizjak <ubizjak@gmail.com>
1294 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Change checking
1295 of ix86_arch and ix86_tune into a switch statement.
1296 (enum processor_type): Default PROCESSOR_I386 to 0.
1297 * config/i386/i386.c (ix86_decompose_address): Use TARGET_K6 instead
1298 of "ix86_tune == PROCESSOR_K6".
1299 (ia32_multipass_dfa_lookahead): Change checking of ix86_tune into
1302 2007-11-22 Tom Tromey <tromey@redhat.com>
1304 * config/mmix/mmix.c (mmix_encode_section_info): Use alloca to
1305 avoid writing into string allocated by ggc_alloc_string.
1307 2007-11-21 Kaz Kojima <kkojima@gcc.gnu.org>
1310 * config/sh/sh.md (binary_sf_op): Remove.
1311 (binary_sf_op0, binary_sf_op1): New define_insn_and_split.
1312 * config/sh/sh.c (sh_expand_binop_v2sf): Use gen_binary_sf_op0
1313 and gen_binary_sf_op1.
1315 2007-11-21 Hans-Peter Nilsson <hp@axis.com>
1317 * regclass.c (init_reg_autoinc): Fix typo preventing test of
1318 secondary output reload when setting forbidden_inc_dec_class.
1320 2007-11-21 Richard Guenther <rguenther@suse.de>
1322 PR tree-optimization/34148
1323 * tree-ssa-structalias.c (create_variable_info_for): Do not use
1324 field-sensitive PTA for single-element structures.
1325 * tree-ssa-alias.c (create_overlap_variables_for): Do not create
1326 SFTs for single-element structures.
1328 2007-11-20 Richard Guenther <rguenther@suse.de>
1331 * gimplify.c (gimplify_switch_expr): Use tree_int_cst_lt instead
1332 of the signed INT_CST_LT.
1333 * stmt.c (expand_case): Likewise.
1334 (estimate_case_costs): Likewise.
1336 2007-11-20 Rask Ingemann Lambertsen <rask@sygehus.dk>
1338 * read-rtl.c (fatal_expected_char): Print EOF as text rather that
1339 its binary representation.
1341 2007-11-20 Richard Guenther <rguenther@suse.de>
1343 * tree-ssa-operands.c (add_virtual_operand): Consistently prune
1346 2007-11-20 Thiemo Seufer <ths@mips.com>
1348 * config/mips/mips.c (mips_file_start): Add support for
1349 flagging 32-bit code with -mfp64 floating-point.
1351 2007-11-20 Jakub Jelinek <jakub@redhat.com>
1354 * c-gimplify.c (optimize_compound_literals_in_ctor): New function.
1355 (c_gimplify_expr): Use it.
1357 2007-11-20 Ben Elliston <bje@au.ibm.com>
1359 * config/spu/spu_mfcio.h: Fix typo.
1361 2007-11-20 Ben Elliston <bje@au.ibm.com>
1363 * unwind.inc: Comment that unwind-sjlj.c includes this file.
1365 2007-11-20 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1366 Ben Elliston <bje@au.ibm.com>
1368 * config/spu/mfc_tag_release.c: New file.
1369 * config/spu/mfc_multi_tag_release.c: Likewise.
1370 * config/spu/mfc_multi_tag_reserve.c: Likewise.
1371 * config/spu/mfc_tag_release.c: Likewise.
1372 * config/spu/mfc_tag_reserve.c: Likewise.
1373 * config/spu/mfc_tag_table.c: Likewise.
1374 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Compile them.
1375 (TARGET_LIBGCC2_CFLAGS): Define __IN_LIBGCC2.
1376 * config/spu/spu_mfcio.h: Avoid <stdint.h>.
1377 (uint64_t): Typedef if __IN_LIBGCC2 is defined.
1378 (MFC_TAG_INVALID, MFC_TAG_VALID): New macros.
1379 (mfc_tag_reserve, mfc_tag_release, mfc_multi_tag_reserve,
1380 mfc_multi_tag_release): Likewise.
1381 (__mfc_tag_reserve, __mfc_tag_release, __mfc_multi_tag_reserve,
1382 __mfc_multi_tag_release): Declare.
1384 2007-11-19 Jason Merrill <jason@redhat.com>
1386 PR debug/28834, debug/29436, c/32326
1387 * tree.c (build_type_attribute_qual_variant): Refuse to make
1388 a distinct copy of a struct/enum type. Use build_distinct_type_copy.
1389 * doc/extend.texi (Type Attributes): Don't encourage people to add
1390 attributes to struct/enum types in a typedef. Fix
1391 transparent_union example.
1393 * tree-inline.c (remap_type_1): Remove code that's redundant with
1395 (build_duplicate_type): Set id.copy_decl.
1396 * c-common.c (handle_transparent_union_attribute): Simplify logic.
1398 2007-11-19 Peter Bergner <bergner@vnet.ibm.com>
1400 * config/rs6000/rs6000.c (invalid_e500_subreg,
1401 rs6000_legitimate_offset_address_p, legitimate_lo_sum_address_p,
1402 rs6000_legitimize_address, rs6000_legitimize_reload_address,
1403 rs6000_legitimate_address, function_arg_advance,
1404 spe_build_register_parallel, rs6000_spe_function_arg,
1405 rs6000_split_multireg_move, spe_func_has_64bit_regs_p,
1406 emit_frame_save, gen_frame_mem_offset, rs6000_function_value,
1407 rs6000_libcall_value, rs6000_dwarf_register_span): Handle DDmode and
1408 TDmode similarly to DFmode and TFmode.
1409 * config/rs6000/rs6000.h (LOCAL_ALIGNMENT, MEMBER_TYPE_FORCES_BLK,
1410 DATA_ALIGNMENT, CLASS_MAX_NREGS, CANNOT_CHANGE_MODE_CLASS): Likewise.
1412 2007-11-19 Eric Botcazou <ebotcazou@adacore.com>
1414 * stor-layout.c (lang_adjust_rli): Delete.
1415 (set_lang_adjust_rli): Likewise.
1416 (layout_type): Do not call lang_adjust_rli hook.
1417 * tree.h (set_lang_adjust_rli): Delete.
1419 2007-11-19 Bernd Schmidt <bernd.schmidt@analog.com>
1421 * config/bfin/bfin.c (must_save_p): New function, mostly broken out of
1422 n_dregs_to_save and n_pregs_to_save.
1423 (n_pregs_to_save, n_dregs_to_save): Use it. New argument CONSECUTIVE;
1424 all callers changed.
1425 (expand_prologue_reg_save, expand_epilogue_reg_restore): Enhance to be
1426 able to save single D/P registers that aren't saved by the push/pop
1429 2007-11-19 Richard Guenther <rguenther@suse.de>
1431 PR tree-optimization/34099
1432 * tree-ssa-ccp.c (likely_value): Exclude all but PLUS_EXPR,
1433 MINUS_EXPR and POINTER_PLUS_EXPR from handling as UNDEFINED
1434 if only one operand is undefined.
1436 2007-11-19 Eric Botcazou <ebotcazou@libertysurf.fr>
1438 PR tree-optimization/34036
1439 * opts.c (set_fast_math_flags): Do not set flags in common
1440 with set_unsafe_math_optimizations_flags, invoke it directly.
1441 (set_unsafe_math_optimizations_flags): Unset flag_trapping_math
1442 and flag_signed_zeros.
1443 * toplev.c (process_options): Force flag_associative_math to 0 and
1444 warn, if it is set and either flag_trapping_math or flag_signed_zeros
1446 * doc/invoke.texi (Optimize Options): Document the new behavior
1447 of -funsafe-math-optimizations, that -fassociative-math requires
1448 both -fno-signed-zeros and -fno-trapping-math and make it clear
1449 that -fno-trapping-math requires -fno-signaling-nans. Refactor
1450 documentation of -ffast-math.
1452 2007-11-18 Jakub Jelinek <jakub@redhat.com>
1454 PR rtl-optimization/34132
1455 * gcse.c (try_replace_reg): Avoid rtx sharing between REG_EQUAL note
1459 * optabs.h (optab_table): Change type to struct optab from optab.
1460 (convert_optab_table): Similarly.
1461 Adjust all _optab macros to expand to addresses of optab_table
1462 resp. convert_optab_table elements rather than the values of the
1464 * optabs.c (optab_table): Change typype to struct optab from optab.
1465 If compiled by recent GCC, initialize all the insn_code fields in
1466 the array using designated range initializers.
1467 (convert_optab_table): Similarly.
1468 (convert_optab_libfunc, optab_libfunc, set_optab_libfunc,
1469 set_conv_libfunc): Into libfunc_entry's optab field store index within
1470 optab_table resp. convert_optab_table array instead of difference
1471 between two separately malloced addresses.
1472 (new_optab): Add op argument, don't return anything. Initialize
1473 just the insn_code field in handlers array and only when needed.
1474 (init_optab, init_optabv): Add op argument, don't return anything.
1475 Adjust new_optab caller.
1476 (new_convert_optab): Removed.
1477 (init_convert_optab): Add op argument, don't return anything, don't
1478 call new_convert_optab. If needed, initialize insn_code field in
1480 (init_optabs): Adjust init_optab, init_optabv and init_convert_optab
1482 (debug_optab_libfuncs): Adjust uses of optab_table and
1483 convert_optab_table arrays.
1485 2007-11-18 Richard Guenther <rguenther@suse.de>
1487 PR tree-optimization/34127
1488 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
1489 Make code match up the comments, require compatibility of the
1492 2007-11-17 Richard Guenther <rguenther@suse.de>
1495 * fold-const.c (extract_muldiv_1): Do not move negative
1496 constants inside ABS_EXPR.
1498 2007-11-16 Ian Lance Taylor <iant@google.com>
1500 * collect2.c (dump_file): If a demangled symbol is followed by a
1501 space, make sure we output at least one space.
1503 2007-11-16 Richard Guenther <rguenther@suse.de>
1506 * fold-const.c (fold_binary): Use correct types for folding
1507 1 << X & Y to Y >> X & 1.
1509 2007-11-16 Richard Guenther <rguenther@suse.de>
1511 PR tree-optimization/33870
1512 * tree.h (struct tree_memory_tag): Add base_for_components flag.
1513 (struct tree_struct_field_tag): Remove nesting_level field.
1514 (SFT_NESTING_LEVEL): Remove.
1515 (SFT_BASE_FOR_COMPONENTS_P): Add.
1516 * tree-flow.h (struct fieldoff): Remove nesting_level field. Add
1517 base_for_components flag.
1518 (push_fields_onto_fieldstack): Remove nesting_level parameter.
1519 * tree-ssa-alias.c (create_sft): Likewise. Add base_for_components
1521 (create_overlap_variables_for): Deal with it.
1522 * tree-dfa.c (dump_subvars_for): Likewise.
1523 (dump_variable): Likewise.
1524 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Likewise.
1525 Set base_for_components for first elements of sub-structures.
1526 (create_variable_info_for): Handle base_for_components.
1527 (set_uids_in_ptset): Always set SFT_UNPARTITIONABLE_P for
1528 pointed-to SFTs if SFT_BASE_FOR_COMPONENTS_P is set.
1529 * tree-ssa-operands.c (ref_nesting_level): Remove.
1530 (add_vars_for_offset): Remove full_ref parameter, always add
1531 the offset of the pointed-to SFT.
1532 (add_virtual_operand): Adjust for changed signature of
1533 add_vars_for_offset.
1535 2007-11-16 Sa Liu <saliu@de.ibm.com>
1537 * config/spu/spu.md (floatunssidf2, floatunsdidf2): Inlined
1538 floatunssidf2 and floatunsdidf2.
1540 2007-11-16 Richard Guenther <rguenther@suse.de>
1542 PR tree-optimization/34113
1543 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
1544 Use correct conversion direction for checking type compatibility.
1546 2007-11-16 Richard Guenther <rguenther@suse.de>
1548 PR tree-optimization/34099
1549 * tree-ssa-ccp.c (likely_value): Use a whitelist for operators
1550 that produce UNDEFINED result if at least one of its operands
1551 is UNDEFINED. By default the result is only UNDEFINED if all
1552 operands are UNDEFINED.
1554 2007-11-16 Jakub Jelinek <jakub@redhat.com>
1557 * gcc.c (init_spec): Don't initialize asm_debug here...
1558 (main): ... but here.
1560 2007-11-07 Tom Tromey <tromey@redhat.com>
1562 * tree-ssa-structalias.c (ipa_pta_execute): Rename 'cfun' to 'func'.
1563 * tree-parloops.c (create_loop_fn): Use set_cfun.
1564 * gengtype.c (open_base_files): Emit #undef cfun.
1565 * ipa-struct-reorg.c (do_reorg_1): Use set_cfun.
1566 * function.h (cfun): New define.
1567 * function.c: Undefine cfun.
1569 2007-11-07 Eric B. Weddington <eweddington@cso.atmel.com>
1571 * config/avr/avr.c (avr_mcu_types): Add attiny88.
1572 * config/avr/avr.h (LINK_SPEC): Likewise.
1573 (CRT_BINUTILS_SPECS): Likewsie.
1574 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
1576 2007-11-15 Jakub Jelinek <jakub@redhat.com>
1579 * tree-ssa-ccp.c (optimize_stack_restore): New function.
1580 (execute_fold_all_builtins): Call optimize_stack_restore for
1581 BUILT_IN_STACK_RESTORE.
1583 2007-11-15 Paolo Bonzini <bonzini@gnu.org>
1585 * fwprop.c (try_fwprop_subst): Skip profitability check for forward
1586 propagation into an address; that's done in should_replace_address.
1588 2007-11-15 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1590 * config/spu/spu-protos.h (legitimate_const): Remove prototype.
1591 * config/spu/spu.c (legitimate_const): Remove.
1592 (classify_immediate): Inline call to legitimate_const.
1593 (spu_legitimate_address): Likewise. Allow SYMBOL_REF + CONST_INT
1594 for any constant, not just -512 .. 511.
1596 2007-11-15 Sa Liu <saliu@de.ibm.com>
1598 * config/spu/spu.c (spu_emit_branch_or_set): Remove PROCESSOR_CELL
1599 condition from HONOR_NANS test.
1600 * config/spu/spu.md (ceq_df): Always generate comparison code
1601 inline, including checks for NaNs and infinities.
1603 (cgt_v2df): Likewise.
1604 (cmpdf): Make this expander unconditional.
1606 2007-11-15 Richard Guenther <rguenther@suse.de>
1608 * tree-ssa-alias.c (create_overlap_variables_for): Make sure
1609 to only create SFTs if we also create variable infos for PTA.
1610 * tree-ssa-structalias.c (set_uids_in_ptset): Add all overlapping SFTs.
1612 2007-11-15 Richard Guenther <rguenther@suse.de>
1614 * tree-ssa-structalias.c (set_uids_in_ptset): Use the pointed-to
1615 type for TBAA pruning.
1616 (find_what_p_points_to): Call set_uids_in_ptset with the original
1617 pointer, not the decl of the solution we collapsed to.
1619 2007-11-14 David Daney <ddaney@avtrex.com>
1621 * config/mips/linux-unwind.h (mips_fallback_frame_state): Use CFA
1624 2007-11-14 Eric Botcazou <ebotcazou@libertysurf.fr>
1627 * config/ia64/ia64.h (CANNOT_CHANGE_MODE_CLASS): Forbid mode changes
1628 for registers in BR_REGS class.
1630 2007-11-14 Jakub Jelinek <jakub@redhat.com>
1633 * tree-ssa.c (delete_tree_ssa): Don't call fini_ssa_operands if
1634 init_ssa_operands has not been called for cfun.
1636 2007-11-14 Eric Botcazou <ebotcazou@libertysurf.fr>
1638 PR tree-optimization/34046
1639 * cfg.c (update_bb_profile_for_threading): Avoid the division for the
1640 scaling if the old probability is greater than the new base.
1642 2007-11-14 Sebastian Pop <sebastian.pop@amd.com>
1644 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Remove
1645 unused edges after loop duplication.
1647 2007-11-14 Uros Bizjak <ubizjak@gmail.com>
1649 * config/i386/i386.h (TARGET_CPU_DEFAULT_*): Substitute with ...
1650 (enum target_cpu_default): ... this enum.
1651 (TARGET_CPU_DEFAULT_NAMES): Remove macro. Move initializer to ...
1652 * config/i386/i386.c (override_options): ... here.
1653 * config/i386/i386-interix.h (TARGET_CPU_DEFAULT): Use
1654 TARGET_CPU_DEFAULT_i486.
1656 2007-11-14 Rask Ingemann Lambertsen <rask@sygehus.dk>
1658 * global.c (rest_of_handle_global_alloc): Fix comment typos.
1659 * config/sh/sh.c (sh_rtx_costs): Likewise.
1660 * ChangeLog: Likewise.
1662 2007-11-13 Sebastian Pop <sebastian.pop@amd.com>
1664 * tree-chrec.h (build_polynomial_chrec): RHS of a chrec
1665 should not be of pointer type.
1667 2007-11-13 Michael Meissner <michael.meissner@amd.com>
1669 * config/i386/i386.c (ix86_sse5_valid_op_p): Put type on separate line.
1671 2007-11-13 Sterling Augustine <sterling@tensilica.com>
1672 Bob Wilson <bob.wilson@acm.org>
1674 * config/xtensa/unwind-dw2-xtensa.c: New.
1675 * config/xtensa/unwind-dw2-xtensa.h: New.
1676 * config/xtensa/xtensa.h (MUST_USE_SJLJ_EXCEPTIONS): Remove.
1677 (DWARF2_UNWIND_INFO): Remove.
1678 (DWARF_FRAME_REGISTERS): Define.
1679 (EH_RETURN_DATA_REGNO): Define.
1680 * config/xtensa/xtensa.md (UNSPECV_EH_RETURN): Define.
1682 * config/xtensa/t-xtensa (LIB2ADDEH): Define.
1684 2007-11-13 Jakub Jelinek <jakub@redhat.com>
1686 * doc/invoke.texi: Fix description of -fsched-stalled-insns=0,
1687 -fsched-stalled-insns.
1689 PR tree-optimization/34063
1690 * tree-chrec.c (chrec_evaluate): Put CHREC_LEFT based argument
1691 as first chrec_fold_plus operand rather than second.
1693 2007-11-13 Diego Novillo <dnovillo@google.com>
1695 PR tree-optimization/33870
1696 * tree.h (strcut tree_memory_tag): Add field unpartitionable.
1697 Remove field in_nested_struct.
1698 (struct tree_struct_field_tag): Add field nesting_level.
1699 (sft_in_nested_struct): Remove.
1700 (sft_nesting_level): Define.
1701 (sft_unpartitionable_p): Define.
1702 * tree-ssa-alias.c (mem_sym_score): If mp->var is not
1703 partitionable, return long_max.
1704 (compute_memory_partitions): Do not partition sfts marked
1706 (create_sft): Add argument nesting_level. Set
1707 sft_nesting_level with it. Update all users.
1708 (create_overlap_variables_for): Show nesting level.
1709 * tree-dfa.c (dump_subvars_for): Likewise.
1710 (dump_variable): Likewise. Show whether the sft is
1711 partitionable or not.
1712 * tree-flow.h (struct fieldoff): Remove field in_nested_struct.
1713 Add field nesting_level.
1714 * tree-ssa-structalias.c (struct variable_info): Remove
1715 field in_nested_struct.
1716 (push_fields_onto_fieldstack): Add argument nesting_level.
1717 Update all users. Update documentation. Update pair->nesting_level
1718 with nesting_level. Make recursive calls with nesting_level + 1.
1719 (set_uids_in_ptset): If an sft is added to the points-to set,
1720 mark it as unpartitionable.
1721 * tree-ssa-operands.c (ref_nesting_level): New.
1722 (add_vars_for_offset): Call it. Add argument full_ref. Update
1723 callers. If var is inside a nested structure and the nesting level
1724 of full_ref is lower than the nesting level of var,
1725 adjust offset by the offset of var.
1727 2007-11-13 Victor Kaplansky <victork@il.ibm.com>
1729 PR tree-optimization/32582
1730 * Makefile.in (CRTSTUFF_CFLAGS): Add -fno-tree-vectorize
1732 2007-11-12 Danny Smith <dannysmith@users.sourceforge.net>
1734 * doc/extend.texi (dllimport): Document that pointers to dllimport'd
1735 functions can be used as constant.
1737 2007-11-12 Eric Botcazou <ebotcazou@libertysurf.fr>
1739 PR rtl-optimization/34035
1740 * cse.c (cse_cfg_altered): New global variable.
1741 (cse_jumps_altered): Make boolean.
1742 (recorded_label_ref): Likewise.
1743 (cse_insn): Adjust for above changes.
1744 (cse_extended_basic_block): Likewise. Set cse_cfg_altered
1745 if dead edges have been purged.
1746 (cse_main): Change return value specification and adjust code.
1747 (rest_of_handle_cse): Adjust for above change.
1748 (rest_of_handle_cse2): Likewise.
1749 * gcse.c (rest_of_handle_gcse): Likewise.
1751 2007-11-12 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
1752 Michael Meissner <michael.meissner@amd.com>
1754 * config/i386/i386.md (sse5_setcc<mode>): Use <ssemodefsuffix> to
1755 get the appropriate suffix for the coms* instruction.
1756 (sse5_pcmov_<mode>): Restrict operands of pcmov
1757 for scalar case to be only xmm registers and not memory.
1759 * config/i386/sse.md (sse5_pcmov_<mode>): Correct the operand
1760 constraints to follow the mnemonics for the pcmov instruction
1762 2007-11-12 Richard Sandiford <rsandifo@nildram.co.uk>
1765 * config/mips/mips.c (mips_return_fpr_single): New function.
1766 (mips_function_value): Use it when returning single-field
1768 (mips_expand_call): Handle the PARALLELs created by
1769 mips_return_fpr_single.
1771 2007-11-12 Richard Guenther <rguenther@suse.de>
1774 * fold-const.c (fold_binary): If testing for non-negative
1775 operands with tree_expr_nonnegative_warnv_p make sure to
1776 use op0 which has all (sign) conversions retained.
1778 2007-11-12 Richard Guenther <rguenther@suse.de>
1781 * fold-const.c (fold_binary): Fold n - (n / m) * m to n % m.
1782 (fold_binary): Fold unsinged FLOOR_DIV_EXPR to TRUNC_DIV_EXPR.
1784 2007-11-12 Ira Rosen <irar@il.ibm.com>
1786 PR tree-optimization/33953
1787 * tree-vect-transform.c (vectorizable_operation): In case of SLP,
1788 allocate vec_oprnds1 according to the number of created vector
1789 statements. In case of shift with scalar argument, store scalar
1790 operand for every vector statement to be created for the SLP node.
1793 2007-11-10 Steven Bosscher <stevenb.gcc@gmail.com>
1795 * gcse.c (CUID_INSN): Remove.
1797 (alloc_gcse_mem): Don't allocate cuid_insn.
1798 (free_gcse_mem): Don't free cuid_insn.
1800 2007-11-10 Jakub Jelinek <jakub@redhat.com>
1803 * gimplify.c (goa_lhs_expr_p): Inside INDIRECT_REF handle unshared
1807 * tree-inline.h (copy_body_data): Add regimplify field.
1808 * tree-inline.c (copy_body_r): Set id->regimplify to true
1809 if an TREE_INVARIANT ADDR_EXPR is no longer invariant after
1811 (copy_bb): Clear id->regimplify before walk_tree, if it is
1812 set afterwards, regimplify the whole statement.
1814 PR tree-optimization/33680
1815 * tree-data-ref.c (split_constant_offset) <case ADDR_EXPR>: Punt
1816 if the added cast involves variable length types.
1818 2007-11-09 Alexander Monakov <amonakov@ispras.ru>
1819 Maxim Kuvyrkov <maxim@codesourcery.com>
1821 * sched-deps.c (sched_analyze_insn): Use MOVE_BARRIER
1822 instead of TRUE_BARRIER for jumps. Add register dependencies
1823 even when reg_pending_barrier is set.
1825 2007-11-09 Alexander Monakov <amonakov@ispras.ru>
1827 * haifa-sched.c (haifa_classify_insn): Rename to ...
1828 (haifa_classify_rtx): ... this. Improve handling of COND_EXECs,
1829 handle PARALLELs by recursing. Use it ...
1830 (haifa_classify_insn): ... here. Reimplement.
1832 2007-11-09 Richard Guenther <rguenther@suse.de>
1834 * bitmap.h (bitmap_single_bit_set_p): Declare.
1835 * bitmap.c (bitmap_single_bit_set_p): New function.
1836 * tree-ssa-alias.c (add_may_alias_for_new_tag): Use it.
1837 (maybe_create_global_var): Use bitmap_empty_p.
1839 2007-11-09 Paolo Bonzini <bonzini@gnu.org>
1840 Jakub Jelinek <jakub@redhat.com>
1842 PR rtl-optimization/34012
1843 * fwprop.c (try_fwprop_subst): Do not replace if the new
1844 SET_SRC has a higher cost than the old one.
1846 2007-11-09 Eric Botcazou <ebotcazou@libertysurf.fr>
1848 PR rtl-optimization/33732
1849 * reload.c (push_reload): Check that the REG_DEAD note was referring
1850 to a hardreg or to a pseudo that has been assigned exactly one hardreg
1851 before considering it in order to select the reload register.
1852 (combine_reloads): Likewise.
1853 (find_dummy_reload): Likewise.
1855 2007-11-09 Richard Guenther <rguenther@suse.de>
1857 * tree-flow.h (struct ptr_info_def): Make escape_mask a ENUM_BITFIELD.
1858 (struct ptr_info_def): Likewise.
1859 (enum escape_type): Also use bit zero.
1861 2007-11-09 Richard Guenther <rguenther@suse.de>
1863 PR tree-optimization/33604
1864 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
1865 Disregard changes in CV qualifiers of pointed to types for
1866 forward propagating ADDR_EXPRs.
1867 * tree-ssa-ccp.c (fold_stmt_r): Preserve volatileness of the original
1870 2007-11-09 Richard Sandiford <rsandifo@nildram.co.uk>
1872 * dse.c (find_shift_sequence): Always choose an integer mode for
1874 (replace_read): Require both the read and store mode to be
1875 integer ones. Remove a then-redundant FLOAT_P check.
1877 2007-11-08 Richard Guenther <rguenther@suse.de>
1879 * tree-dfa.c (remove_referenced_var): If removing a
1880 variable which has subvars, also remove those from
1881 the referenced vars. Do not create a variable annotation.
1883 2007-11-08 Bob Wilson <bob.wilson@acm.org>
1885 * config/xtensa/xtensa.c (xtensa_expand_prologue): Remove first
1886 argument for gen_entry calls.
1887 * config/xtensa/xtensa.md: Add new "entry" value to "type" attribute.
1888 (entry): Use the new attribute value. Remove unused first operand.
1890 2007-11-08 Tom Tromey <tromey@redhat.com>
1892 * c-parser.c (c_parser_translation_unit): Use location in error.
1893 (c_parser_external_declaration): Likewise.
1894 (c_parser_declaration_or_fndef): Likewise.
1895 (c_parser_enum_specifier): Likewise.
1896 (c_parser_struct_or_union_specifier): Likewise.
1897 (c_parser_struct_declaration): Likewise.
1898 (c_parser_typeof_specifier): Likewise.
1899 (c_parser_parms_list_declarator): Likewise.
1900 (c_parser_asm_string_literal): Likewise.
1901 (c_parser_braced_init): Likewise.
1902 (c_parser_initelt): Likewise.
1903 (c_parser_compound_statement_nostart): Likewise.
1904 (c_parser_statement_after_labels): Likewise.
1905 (c_parser_do_statement): Likewise.
1906 (c_parser_asm_statement): Likewise.
1907 (c_parser_conditional_expression): Likewise.
1908 (c_parser_unary_expression): Likewise.
1909 (c_parser_sizeof_expression): Likewise.
1910 (c_parser_postfix_expression): Likewise.
1911 (c_parser_postfix_expression_after_paren_type): Likewise.
1912 (c_parser_objc_class_instance_variables): Likewise.
1913 (c_parser_objc_method_definition): Likewise.
1914 (c_parser_objc_methodprotolist): Likewise.
1915 (c_parser_pragma): Likewise.
1916 (c_parser_omp_clause_num_threads): Likewise.
1917 (c_parser_omp_clause_schedule): Likewise.
1918 (c_parser_omp_all_clauses): Likewise.
1919 (c_parser_omp_sections_scope): Likewise.
1920 (c_parser_label): Use location of label, not colon.
1922 2007-11-08 Danny Smith <dannysmith@users.sourceforge.net>
1925 * config/i386/cygming.h (BIGGEST_FIELD_ALIGNMENT): Define only if
1928 2007-11-07 Kenneth Zadeck <zadeck@naturalbridge.com>
1931 * ipa-pure-const.c (static_execute): Added code to keep recursive
1932 functions from being marked as pure or const.
1933 * ipa-utils.c (searchc): Fixed comment.
1935 2007-11-08 Tom Tromey <tromey@redhat.com>
1937 * common.opt (fshow-column): Default to 0.
1938 * configure: Rebuilt.
1939 * configure.ac (--enable-mapped-location): Default to 'yes'.
1941 2007-11-07 Kenneth Zadeck <zadeck@naturalbridge.com>
1943 * common.opt: Add pointer to doc/options.texi.
1944 * doc/invoke.texi (-fdse, -fdce, -fauto-inc-dec, -fipa-pure-const,
1945 -fipa-reference): Add or correct doc. Sorted options list for -Os
1948 2007-11-07 Bernhard Fischer <aldot@gcc.gnu.org>
1951 * config.gcc: For arm*b-* define TARGET_BIG_ENDIAN_DEFAULT.
1952 * config/arm/linux-elf.h (TARGET_ENDIAN_DEFAULT): Define based on
1953 TARGET_BIG_ENDIAN_DEFAULT. Use for MULTILIB_DEFAULTS.
1954 (TARGET_DEFAULT): Set according to TARGET_ENDIAN_DEFAULT.
1955 (LINUX_TARGET_LINK_SPEC): Pass -mlittle-endian on to the assembler.
1956 * config/arm/linux-eabi.h (TARGET_LINKER_EMULATION): Set according
1957 to TARGET_BIG_ENDIAN_DEFAULT.
1958 (SUBTARGET_EXTRA_LINK_SPEC): Likewise.
1959 * config/arm/bpabi.h (TARGET_DEFAULT_MASK): Set according
1960 to TARGET_BIG_ENDIAN_DEFAULT.
1962 2007-11-07 Diego Novillo <dnovillo@google.com>
1964 * tree.h (struct tree_struct_field_tag): Move field
1965 in_nested_struct ...
1966 (struct tree_memory_tag): ... here.
1968 2007-11-07 Diego Novillo <dnovillo@google.com>
1971 * tree.h (struct tree_struct_field_tag): Add field in_nested_struct.
1972 (SFT_IN_NESTED_STRUCT): Define.
1973 * tree-dfa.c (dump_subvars_for): Show offset of each sub-var.
1974 * tree-flow.h (struct fieldoff): Add field in_nested_struct.
1975 * tree-ssa-structalias.c (struct variable_info): Likewise.
1976 (push_fields_onto_fieldstack): If OFFSET is positive,
1977 set in_nested_struct.
1978 (create_variable_info_for): Copy setting of
1979 in_nested_struct from the field offset object.
1980 (set_uids_in_ptset): Set SFT_IN_NESTED_STRUCT from the
1981 variable info object.
1982 * tree-ssa-operands.c (add_vars_for_offset): If VAR
1983 belongs to a nested structure, adjust OFFSET by SFT_OFFSET(VAR).
1985 2007-11-07 Eric Botcazou <ebotcazou@libertysurf.fr>
1987 PR rtl-optimization/33737
1988 * cfgcleanup.c (try_crossjump_to_edge): Add count and frequency of
1989 target block after computing the probabilities of outgoing edges.
1990 Cap the frequency to BB_FREQ_MAX.
1991 * tree-ssa-threadupdate.c (redirect_edges): Also adjust count and
1992 frequency of the basic block if it has been reused.
1994 2007-11-07 Eric Botcazou <ebotcazou@libertysurf.fr>
1996 PR rtl-optimization/33822
1997 * rtl.h (REG_OFFSET): Fix comment.
1998 * var-tracking.c (INT_MEM_OFFSET): New macro.
1999 (var_mem_set): Use it.
2000 (var_mem_delete_and_set): Likewise.
2001 (var_mem_delete): Likewise.
2002 (same_variable_part_p): Likewise.
2003 (vt_get_decl_and_offset): Likewise.
2004 (offset_valid_for_tracked_p): New predicate.
2005 (count_uses): Do not track locations with invalid offsets.
2006 (add_uses): Likewise.
2007 (add_stores): Likewise.
2009 2007-11-07 Tom Tromey <tromey@redhat.com>
2011 * Makefile.in (tree-ssa-structalias.o): Depend on $(FUNCTION_H)
2012 (BASIC_BLOCK_H): Add vec.h, $(FUNCTION_H).
2014 2007-11-07 Dmitry Zhurikhin <zhur@ispras.ru>
2015 Andrey Belevantsev <abel@ispras.ru>
2017 * modulo-sched.c (sms_order_nodes, permute_partial_schedule,
2018 generate_prolog_epilog, duplicate_insns_of_cycles): Fix prototypes.
2019 (calculate_order_params, sms_order_nodes): New parameter pmax_asap.
2020 Save calculated max_asap in it.
2021 (sms_schedule): Calculate maxii using max_asap.
2023 2007-11-07 Andreas Krebbel <krebbel1@de.ibm.com>
2025 * doc/invoke.texi: Replace rs6000 dfp switches -mdfp/-mno-dfp
2026 with -mhard-dfp/-mno-hard-dfp.
2028 2007-11-07 Maxim Kuvyrkov <maxim@codesourcery.com>
2029 Jakub Jelinek <jakub@redhat.com>
2032 * haifa-sched.c (check_sched_flags): Remove.
2033 (sched_init): Don't call it.
2035 2007-11-06 Diego Novillo <dnovillo@google.com>
2037 * tree-flow.h (struct fieldoff): Reformat comment. Document fields.
2038 * tree-ssa-operands.c: Tidy top-level comments.
2039 (add_vop): Likewise.
2040 (add_vars_for_offset): Tidy parameter formatting..
2041 (get_addr_dereference_operands): Likewise.
2042 (get_indirect_ref_operands): Likewise.
2043 (get_expr_operands) <OMP_ATOMIC_LOAD>: Reformat.
2044 <OMP_ATOMIC_STORE>: Likewise.
2046 2007-11-06 Rask Ingemann Lambertsen <rask@sygehus.dk>
2049 * config/i386/driver-i386.c: Test for __GNUC__ instead of
2050 GCC_VERSION which is always defined.
2052 2007-11-06 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2055 * reload1.c (find_reloads): Also check in_reg when handling a
2056 simple move with an input reload and a destination of a hard register.
2058 2007-11-06 Maxim Kuvyrkov <maxim@codesourcery.com>
2060 * config/m68k/m68k.c (sched-int.h, insn-codes.h): New includes.
2061 (TARGET_SCHED_ADJUST_COST, TARGET_SCHED_VARIABLE_ISSUE,
2062 TARGET_SCHED_INIT_GLOBAL, TARGET_SCHED_FINISH_GLOBAL,
2063 TARGET_SCHED_INIT, TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE,
2064 TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Redefine.
2065 (m68k_sched_attr_type2): New function.
2066 (sched_adjust_cost_state): New static variable.
2067 (m68k_sched_adjust_cost): New static function implementing
2069 (sched_ib_size, sched_ib_filled, sched_ib_insn, sched_mem_unit_code):
2070 New static variables.
2071 (m68k_sched_variable_issue): New static function implementing
2073 (sched_dump_class_def, sched_dump_class_func_t): New typedefs.
2074 (sched_dump_split_class): New static function.
2075 (sched_dump_dfa_guess_unit_code, sched_dump_dfa_state): New static
2077 (sched_dump_dfa_class, m68k_sched_dump): New static function.
2078 (m68k_sched_md_init_global, m68k_sched_md_finish_global,
2079 m68k_sched_md_init, m68k_sched_dfa_pre_advance_cycle,
2080 m68k_sched_dfa_post_advance_cycle): New static functions implementing
2083 * config/m68k/m68k.h (m68k_sched_attr_type2): Declare.
2084 (CPU_UNITS_QUERY): Define.
2086 * config/m68k/cf.md: New file.
2087 * config/m68k/m68.md (cf.md): New include.
2089 2007-11-06 Tom Tromey <tromey@redhat.com>
2091 PR c++/32256, PR c++/32368:
2092 * function.c (saved_in_system_header): New global.
2093 (push_cfun): Save in_system_header.
2094 (pop_cfun): Restore in_system_header.
2095 (push_struct_function): Save in_system_header.
2097 2007-11-06 Douglas Gregor <doug.gregor@gmail.com>
2101 * c-common.c (c_build_qualified_type): Moved to c-typeck.c.
2102 (complete_array_type): Set canonical type appropriately.
2103 * c-typeck.c (c_build_qualified_type): Moved from c-common.c. The
2104 C and C++ front ends now have different versions of this function,
2105 because the C++ version needs to maintain canonical types here.
2107 2007-11-04 Razya Ladelsky <razya@il.ibm.com>
2109 * tree-parloops.c (reduction_info): Remove reduction_init field.
2110 (initialize_reductions): Remove creation of the reduction_init variable.
2111 (struct data_arg): Remove.
2112 (add_field_for_reduction, create_stores_for_reduction): New functions.
2113 (add_field_for_name): Remove reduction handling.
2114 (separate_decls_in_loop): Call add_field_for_reduction,
2115 create_stores_for_reduction.
2117 2007-11-06 Jakub Jelinek <jakub@redhat.com>
2119 PR tree-optimization/33458
2120 * tree-inline.c (copy_phis_for_bb): If PHI arg substitution creates
2121 !is_gimple_val PHI argument, gimplify it and insert it on edge.
2123 PR tree-optimization/33993
2124 * tree-vect-transform.c (vect_get_constant_vectors): Use build_vector
2125 rather than build_constructor_from_list if all list values are
2127 (get_initial_def_for_induction): Use build_vector instead of
2128 build_constructor_from_list.
2130 2007-11-05 Mark Mitchell <mark@codesourcery.com>
2133 * tree.h (DECL_INIT_PRIORITY): Do not require DECL_HAS_INIT_PRIORITY_P.
2134 (DECL_FINI_PRIORITY): Likewise.
2135 * tree.c (decl_init_priority_lookup): Remove assert.
2136 (decl_fini_priority_insert): Likewise.
2137 * cgraphunit.c (static_ctors): Make it a VEC.
2138 (static_dtors): Likewise.
2139 (record_cdtor_fn): Adjust accordingly.
2140 (build_cdtor): Generate multiple functions for each initialization
2142 (compare_ctor): New function.
2143 (compare_dtor): Likewise.
2144 (cgraph_build_cdtor_fns): Sort the functions by priority before
2145 calling build_cdtor.
2146 (cgraph_build_static_cdtor): Put the priority in the function's name.
2148 2007-11-05 H.J. Lu <hongjiu.lu@intel.com>
2151 * common.opt: Add shared and pie.
2153 2007-11-05 Bob Wilson <bob.wilson@acm.org>
2155 * config/xtensa/xtensa.c (xtensa_expand_nonlocal_goto): Do not
2156 replace references to virtual_stack_vars_rtx in goto_handler.
2158 2007-11-05 Paul Brook <paul@codesourcery.com>
2160 * config.gcc (arm*-*-*): Set c_target_objs and cxx_target_objs.
2161 * config/arm/arm.c (arm_lang_output_object_attributes_hook): New.
2162 (arm_file_start): Don't set Tag_ABI_PCS_wchar_t. Call
2163 arm_lang_output_object_attributes_hook.
2164 * config/arm/arm.h (arm_lang_output_object_attributes_hook): Declare.
2165 (REGISTER_TARGET_PRAGMAS): Call arm_lang_object_attributes_init.
2166 * config/arm/arm-protos.h (arm_lang_object_attributes_init): Add
2168 * config/arm/t-arm.c (arm.o): New rule.
2169 * config/arm/arm-c.c: New file.
2171 2007-11-05 Nick Clifton <nickc@redhat.com>
2172 Sebastian Pop <sebastian.pop@amd.com>
2174 PR tree-optimization/32540
2175 PR tree-optimization/33922
2176 * doc/invoke.texi: Document PARAM_MAX_PARTIAL_ANTIC_LENGTH.
2177 * tree-ssa-pre.c: Include params.h.
2178 (compute_partial_antic_aux): Use PARAM_MAX_PARTIAL_ANTIC_LENGTH
2179 to limit the maximum length of the PA set for a given block.
2180 * Makefile.in: Add a dependency upon params.h for tree-ssa-pre.c
2181 * params.def (PARAM_MAX_PARTIAL_ANTIC_LENGTH): New parameter.
2183 2007-11-05 Nathan Sidwell <nathan@codesourcery.com>
2185 * libgcc2.c (__fixunstfDI, __fixunsxfDI, __fixunsdfDI,
2186 __fixunssfDI): Make return type unsigned.
2187 * libgcc2.h (__fixunstfDI, __fixunsxfDI, __fixunsdfDI,
2188 __fixunssfDI): Make return type unsigned.
2190 2007-11-05 Jakub Jelinek <jakub@redhat.com>
2192 PR tree-optimization/33856
2193 * tree-data-ref.c (get_references_in_stmt): Don't add
2194 REFERENCE_CLASS_P trees to references vector if get_base_address
2195 returns NULL on them.
2197 2007-11-05 Alexandre Oliva <aoliva@redhat.com>
2199 * cfg.c (dump_cfg_bb_info): Update bb_bitnames to match enum.
2201 2007-11-04 Andrew Pinski <pinskia@gmail.com>
2204 * fold-const.c (fold_binary <case EQ_EXPR>): Convert the inner type
2205 for TRUTH_NOT_EXPR to type.
2207 2007-11-04 Gerald Pfeifer <gerald@pfeifer.com>
2209 * doc/contrib.texi (Contributors): Add Manuel Lopez-Ibanez.
2211 2007-11-04 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
2214 * dwarf2out.c (add_calling_convention_attribute): Change
2215 second argument. Set calling convention to DW_CC_program for
2216 Fortran main program.
2217 (gen_subprogram_die): Adjust to new prototype for
2218 add_calling_convention_attribute.
2220 2007-11-03 Dorit Nuzman <dorit@il.ibm.com>
2222 PR tree-optimization/33987
2223 * tree-vect-transform.c (get_initial_def_for_reduction): Fix assert.
2225 (vectorizable_reduction): Add type check.
2227 2007-11-03 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2230 * c-parser.c (c_parser_statement_after_labels): Error if a
2231 declaration is parsed after a label.
2233 2007-11-03 Daniel Jacobowitz <dan@codesourcery.com>
2236 * reorg.c (emit_delay_sequence): Do not clear the locator on
2237 the jump instruction.
2239 2007-11-03 Jakub Jelinek <jakub@redhat.com>
2242 * haifa-sched.c (ok_for_early_queue_removal): Don't walk out of the
2243 current sched region.
2245 2007-11-02 Jakub Jelinek <jakub@redhat.com>
2247 * config/ia64/ia64.c (struct reg_write_state): Change into
2248 unsigned short bitfields rather than unsigned int, decrease
2249 first_pred to just 10 bits.
2250 (rws_insn): Change into a bitmap or if not ENABLE_CHECKING
2251 into two char array.
2252 (rws_insn_set, rws_insn_test): New functions.
2253 (in_safe_group_barrier): New variable.
2254 (rws_update): Remove first argument, always set rws_sum array.
2255 (rws_access_regno): Use rws_insn_set macro. Only call rws_update
2256 or update rws_sum if !in_safe_group_barrier, adjust rws_update args.
2257 (rtx_needs_barrier): Use rws_insn_test macro.
2258 (safe_group_barrier_needed): Don't save/restore rws_sum array,
2259 instead set/clear in_safe_group_barrier flag.
2261 2007-11-02 Bob Wilson <bob.wilson@acm.org>
2263 * config/xtensa/xtensa.c (xtensa_expand_prologue): Put a
2264 REG_FRAME_RELATED_EXPR note on the last insn that sets up the stack
2265 pointer or frame pointer.
2266 * config/xtensa/xtensa.h (DWARF_UNWIND_INFO): Delete.
2267 (MUST_USE_SJLJ_EXCEPTIONS): Define.
2268 (DWARF2_UNWIND_INFO): Define.
2269 (INCOMING_RETURN_ADDR_RTX): Define.
2270 (DWARF_FRAME_RETURN_COLUMN): Define.
2272 2007-11-02 Tom Tromey <tromey@redhat.com>
2274 * varpool.c (dump_varpool): Use 'next', not 'next_needed' when
2277 2007-11-02 Diego Novillo <dnovillo@google.com>
2279 * langhooks.h (struct lang_hooks_for_callgraph): Remove third
2280 argument from function pointer ANALYZE_EXPR. Update all users.
2281 * cgraph.c (debug_cgraph_node): New.
2282 (debug_cgraph): New.
2284 2007-11-02 Jakub Jelinek <jakub@redhat.com>
2286 PR rtl-optimization/33648
2287 * cfgrtl.c (cfg_layout_split_edge): Initialize BB_PARTITION of
2288 the newly created basic block.
2290 2007-11-01 Richard Guenther <rguenther@suse.de>
2292 * ggc-page.c (extra_order_size_tab): Add bitmap_head size.
2294 2007-11-01 Steven Bosscher <stevenb.gcc@gmail.com>
2296 PR rtl-optimization/33828
2297 * gcse.c (compute_code_hoist_vbeinout): Fix order of computation
2298 of VBEIN and VBEOUT.
2300 2007-11-01 Eric Botcazou <ebotcazou@libertysurf.fr>
2302 * optabs.c (prepare_cmp_insn): Merge a couple of conditional blocks.
2303 * sched-rgn.c (compute_trg_info): Zero 'el' local variable.
2304 * tree-if-conv.c (process_phi_nodes): Zero 'cond' local variable.
2306 2007-11-01 Nathan Sidwell <nathan@codesourcery.com>
2308 * gcc.c (getenv_spec_function): Escape the environment variable's
2311 2007-11-01 Janis Johnson <janis187@us.ibm.com>
2313 * doc/invoke.texi (Optimize Options): Under -fcse-follow-jumps,
2314 show that CSE means common subexpression elimination. Change wording
2315 for -fsee and define LCM. Remove capitalization of optimizations
2316 for -ftree-reassoc, -ftree-pre, and -ftree-fre.
2318 2007-11-01 Janis Johnson <janis187@us.ibm.com>
2321 * doc/sourcebuild.texi (Test Directives): Document that xfail
2322 has no effect for dg-do except when dg-do-what is "run".
2324 2007-11-01 Tom Tromey <tromey@redhat.com>
2326 * c-decl.c (grokdeclarator): Set decl source locations.
2327 * c-parser.c (c_parser_enum_specifier): Set location.
2328 (c_parser_struct_or_union_specifier): Likewise.
2330 2007-11-01 Tom Tromey <tromey@redhat.com>
2332 * print-tree.c (print_node): Print column number.
2334 2007-11-01 Jakub Jelinek <jakub@redhat.com>
2337 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
2338 gen_decl_die): Use TREE_TYPE (TREE_TYPE (decl)) as type
2339 rather than TREE_TYPE (decl) if DECL_BY_REFERENCE (decl).
2341 PR rtl-optimization/33673
2342 * gcse.c (cprop_jump): If a conditional jump has been optimized
2343 into unconditional jump, make the remaining normal edge fallthru
2344 and delete the jump insn.
2346 2007-11-01 Ben Elliston <bje@au.ibm.com>
2348 * emit-rtl.c (set_reg_attrs_from_mem): Clarify function comment.
2349 (set_mem_attrs_from_reg): Likewise.
2351 2007-11-01 Michael Matz <matz@suse.de>
2353 PR tree-optimization/33961
2354 * tree-ssa-phiopt.c (struct name_to_bb.store): New member.
2355 (name_to_bb_hash, name_to_bb_eq): Consider and check it.
2356 (add_or_mark_expr): New argument 'store', using it to search
2358 (nt_init_block): Adjust calls to add_or_mark_expr.
2360 2007-10-31 Jakub Jelinek <jakub@redhat.com>
2363 * config/i386/i386.md (pushsf_rex64): Use X instead of < constraints
2364 for the first push_operand.
2366 2007-10-31 Revital Eres <eres@il.ibm.com>
2368 * config/rs6000/paired.md (sminv2sf3, smaxv2sf3, reduc_smax_v2sf,
2369 reduc_smin_v2sf vec_interleave_highv2sf, vec_interleave_lowv2sf,
2370 vec_extract_evenv2sf, vec_extract_oddv2sf, reduc_splus_v2sf,
2371 movmisalignv2sf, vcondv2sf): New.
2372 (UNSPEC_INTERHI_V2SF, UNSPEC_INTERLO_V2SF, UNSPEC_EXTEVEN_V2SF,
2373 UNSPEC_EXTODD_V2SF): Define new constants.
2374 * config/rs6000/rs6000-protos.h (paired_expand_vector_move,
2375 paired_emit_vector_cond_expr): New.
2376 * config/rs6000/rs6000-c.c (__PAIRED__): Add new builtin_define.
2377 * config/rs6000/rs6000.c (paired_expand_vector_move,
2378 paired_emit_vector_cond_expr, paired_emit_vector_compare):
2380 * config/rs6000/750cl.h (ASM_CPU_SPEC): Pass down -m750cl option.
2382 2007-10-31 Sebastian Pop <sebastian.pop@amd.com>
2384 PR tree-optimization/32377
2385 * tree-data-ref.c (compute_overlap_steps_for_affine_univar): Make it
2386 work also for unknown number of iterations.
2387 (analyze_subscript_affine_affine): Clean up. Don't fail when the
2388 number of iterations is not known.
2390 2007-10-31 Richard Guenther <rguenther@suse.de>
2393 * fold-const.c (extract_muldiv_1): Make sure to not introduce
2394 new undefined integer overflow.
2395 (fold_binary): Avoid useless conversion.
2397 2007-10-31 Richard Sandiford <rsandifo@nildram.co.uk>
2400 * config/mips/mips.c (mips_fpr_return_fields): Fix SCALAR_TYPE_P check.
2402 2007-10-31 Andreas Krebbel <krebbel1@de.ibm.com>
2404 * config/rs6000/rs6000.opt: Rename -mdfp option to -mhard-dfp.
2406 * config/s390/s390.c: (override_options): Replace
2407 -mhard-dfp/-msoft-dfp with -mhard-dfp/-mno-hard-dfp.
2408 * config/s390/s390.opt: Likewise.
2409 * config/s390/s390.h: Add MASK_HARD_DFP to the TARGET_DEFAULT
2412 2007-10-30 Janis Johnson <janis187@us.ibm.com>
2414 * tree-ssa.c (execute_update_addresses_taken): Initialize update_vops.
2416 2007-10-30 Janis Johnson <janis187@us.ibm.com>
2418 * doc/invoke.texi (Option Summary): Add -fdce and -fdse to list of
2419 optimization options.
2420 (Optimize Options): Add -fdce and -fdse to the list of optimizations
2421 enabled by -O. Document -fdce and -fdse.
2423 2007-10-30 Jakub Jelinek <jakub@redhat.com>
2426 * fold-const.c (fold_binary): If one argument is COMPOUND_EXPR,
2427 convert second operand of COMPOUND_EXPR to the original type of
2430 2007-10-30 Richard Guenther <rguenther@suse.de>
2432 * tree-ssa-operands.c (add_vars_for_offset): Fix exit test
2433 of loop adding SFTs as virtual operands.
2435 2007-10-30 Richard Guenther <rguenther@suse.de>
2437 * Makefile.in (dse.o): Add $(OPTABS_H) and $(RECOG_H) dependencies.
2439 2007-10-29 Dorit Nuzman <dorit@il.ibm.com>
2441 PR tree-optimization/32893
2442 * tree-vectorize.c (vect_can_force_dr_alignment_p): Check
2443 STACK_BOUNDARY instead of PREFERRED_STACK_BOUNDARY.
2445 2007-10-29 Rask Ingemann Lambertsen <rask@sygehus.dk>
2447 * longlong.h (add_ssaaaa): Support Intel asm syntax in i386 and
2449 (sub_ddmmss): Likewise.
2450 (umul_ppmm): Likewise.
2451 (udiv_qrnnd): Likewise.
2453 2007-10-29 Janis Johnson <janis187@us.ibm.com>
2456 * doc/sourcebuild.texi (Test Directives): Document that dg-require
2457 directives must come before dg-additional-sources.
2459 2007-10-29 Jakub Jelinek <jakub@redhat.com>
2461 PR tree-optimization/33723
2462 * c-gimplify.c (c_gimplify_expr): Optimize INIT_EXPR or
2463 MODIFY_EXPR with non-addressable COMPOUND_LITERAL_EXPR as source.
2465 2007-10-29 Richard Sandiford <rsandifo@nildram.co.uk>
2467 PR tree-optimization/33614
2468 * gimplify.c (gimplify_init_constructor): Gimplify vector constructors
2469 if they can't be reduced to VECTOR_CSTs and aren't legitimate
2470 initializer constants.
2472 2007-10-29 Richard Guenther <rguenther@suse.de>
2474 PR tree-optimization/33870
2475 * tree-ssa-operands.c (add_vars_for_offset): Remove mpt_vars parameter.
2476 (add_virtual_operand): Do not recurse into MPTs looking for pointed-to
2479 2007-10-29 Richard Guenther <rguenther@suse.de>
2481 * passes.c (init_optimization_passes): Exchange store_copy_prop
2483 * tree-pass.h (pass_store_copy_prop): Remove.
2484 * tree-ssa-copy.c (do_store_copy_prop): Remove.
2485 (stmt_may_generate-copy): Do not handle store_copy_prop.
2486 (get_copy_of_val): Likewise.
2487 (set_copy_of_val): Likewise.
2488 (copy_prop_visit_assignment): Likewise.
2489 (copy_prop_visit_stmt): Likewise.
2490 (copy_prop_visit_phi_node): Likewise.
2491 (init_copy_prop): Likewise.
2492 (execute_copy_prop): Likewise.
2493 (do_copy_prop): Remove.
2494 (gate_store_copy_prop): Likewise.
2495 (store_copy_prop): Likewise.
2496 (pass_store_copy_prop): Likewise.
2497 (pass_copy_prop): Call execute_copy_prop.
2498 * opts.c (decode_options): Do not set flag_tree_store_copy_prop.
2499 * common.opt (ftree-store-copy-prop): Mark obsolete.
2500 * doc/invoke.texi (ftree-store-copy-prop): Remove documentation.
2502 2007-10-29 Ian Lance Taylor <iant@google.com>
2504 * ifcvt.c (noce_can_store_speculate_p): New static function.
2505 (noce_process_if_block): Call it.
2506 (if_convert): Remove recompute_dominance parameter. Change all
2509 2007-10-29 Richard Guenther <rguenther@suse.de>
2511 * tree-flow-inline.h (get_subvar_at): Use binary search.
2512 (get_first_overlapping_subvar): New function to binary search
2513 for the first overlapping subvar.
2514 * tree-ssa-operands.c (add_vars_for_offset): Strip down to
2515 just handle adding subvars for a pointed-to subvar. Optimize
2516 and use get_first_overlapping_subvar.
2517 (add_vars_for_bitmap): Fold into single caller.
2518 (add_virtual_operand): Streamline, inherit add_vars_for_bitmap
2519 and non pointed-to bits of add_vars_for_offset.
2521 2007-10-29 Revital Eres <eres@il.ibm.com>
2523 * modulo-sched.c (sms_schedule): Add DF_UD_CHAIN problem.
2525 2007-10-29 Razya Ladelsky <razya@il.ibm.com>
2526 Zdenek Dvorak <ook@ucw.cz>
2529 reduction support for automatic parallelization.
2531 * expr.c (expand_expr_real_1): Add cases for OMP_ATOMIC_LOAD,
2533 * Makefile.in: Add dependencies to expr.o, tree-parloops.o, omp-low.o
2534 * tree-pretty-print.c (dump_generic_node): Add OMP_ATOMIC_LOAD
2535 and OMP_ATOMIC_STORE.
2536 * tree.h (OMP_DIRECTIVE_P): Add OMP_ATOMIC_LOAD, OMP_ATOMIC_STORE.
2537 * gimple-low.c (lower_stmt): Same.
2538 * gimplify.c (gimplify_expr): Same.
2539 (gimplify_omp_atomic_fetch_op, gimplify_omp_atomic_pipeline,
2540 gimplify_omp_atomic_mutex): Remove.
2541 (gimplify_omp_atomic): Change it to simply gimplify the
2542 statement instead of expanding it.
2543 * omp-low.c: Add includes to optabs.h, cfgloop.h.
2544 (expand_omp_atomic, expand_omp_atomic_pipeline,
2545 goa_stabilize_expr, expand_omp_atomic_mutex,
2546 expand_omp_atomic_fetch_op): New functions to implement
2547 expansion of OMP_ATOMIC.
2548 (expand_omp, build_omp_regions_1): Add support for
2549 OMP_ATOMIC_LOAD/OMP_ATOMIC_STORE.
2550 * tree-cfg.c (make_edges): add case for OMP_ATOMIC_LOAD,
2552 * tree-gimple.c (is_gimple_stmt): Add OMP_ATOMIC_LOAD,
2554 * tree-parloops.c: add include to tree-vectorizer.h.
2555 (reduction_info): New structure for reduction.
2556 (reduction_list): New list to represent list of reductions per loop.
2557 (struct data_arg): New helper structure for reduction.
2558 (reduction_info_hash, reduction_info_eq, reduction_phi,
2559 initialize_reductions, create_call_for_reduction,
2560 create_phi_for_local_result, create_call_for_reduction_1,
2561 create_loads_for_reductions, create_final_loads_for_reduction):
2563 (loop_parallel_p): Identify reductions, add reduction_list parameter.
2564 (separate_decls_in_loop_name): Support reduction variables.
2565 (separate_decls_in_loop): Add reduction_list and ld_st_data arguments,
2566 call create_loads_for_reduction for each reduction.
2567 (canonicalize_loop_ivs): Identify reductions, add reduction_list
2569 (transform_to_exit_first_loop): Add reduction support, add
2570 reduction_list parameter.
2571 (gen_parallel_loop): Add reduction_list parameter. Add call
2572 separate_decls_in_loop with
2573 the new argument. Traverse reductions and call
2574 initialize_reductions, create_call_for_reduction.
2575 (parallelize_loops): Create and delete the reduction list.
2576 (add_field_for_name): Change use of data parameter. Add fields for
2578 * tree-vectorizer.h (vect_analyze_loop_form): Add declaration.
2579 * tree-vect-analyze.c (vect_analyze_loop_form): export it.
2580 * tree.def: Add definitions for OMP_ATOMIC_LOAD, OMP_ATOMIC_STORE.
2581 * tree-inline.c (estimate_num_insns_1): add cases for
2582 OMP_ATOMIC_LOAD, OMP_ATOMIC_STORE.
2583 * tree-cfg.c (make_edges): Add OMP_ATOMIC_LOAD, OMP_ATOMIC_STORE.
2584 * tree-ssa-operands.c (get_addr_dereference_operands):
2585 New function. Subroutine of get_indirect_ref_operands.
2586 (get_indirect_ref_operands): Call get_addr_dereference_operands.
2587 (get_expr_operands): Support OMP_ATOMIC_LOAD, OMP_ATOMIC_STORE.
2590 2007-10-29 Hans-Peter Nilsson <hp@axis.com>
2592 * config/cris/cris.c: Include df.h.
2593 (cris_address_cost): Add gcc_assert for canonicalization
2594 assumptions. For PLUS with MULT or register, correct
2595 test for register in other arm. Tweak comments.
2597 2007-10-28 Richard Guenther <rguenther@suse.de>
2599 * tree-ssa-operands.c (add_vars_for_offset): Add parameter
2600 telling if the var is to be treated as points-to location.
2601 (add_vars_for_bitmap): Pass true to add_vars_for_offset.
2602 (add_virtual_operand): Only recurse into MPTs if aliases
2605 2007-10-28 Richard Guenther <rguenther@suse.de>
2607 * tree-ssa-operands.c (add_vars_for_offset): Clean and speed up.
2608 (add_vars_for_bitmap): Do not recurse further. Only add vars
2609 for pointed-to SFTs.
2610 (add_virtual_operand): Re-instantiate loop to add operands for
2611 aliases. Recurse into MPTs.
2612 (get_indirect_ref_operands): If we fall back to use a pointers
2613 SMT, make sure to not prune based on the access offset and size.
2615 2007-10-28 Andrew Pinski <pinskia@gmail.com>
2618 * tree-outof-ssa.c (rewrite_trees): If the statement changed, cleanup
2619 the eh information on the statement.
2621 2007-10-28 Richard Guenther <rguenther@suse.de>
2623 * tree-flow.h (subvar_t): Make it a VEC.
2624 (struct subvar): Remove.
2625 (struct var_ann_d): Use VEC(tree,gc) to store subvars.
2626 * tree-flow-inline.h (get_subvar_at): Adjust iterators over
2628 * tree-into-ssa.c (mark_sym_for_renaming): Likewise.
2629 * tree-nrv.c (dest_safe_for_nrv_p): Likewise.
2630 * tree-ssa-alias.c (mark_aliases_call_clobbered): Likewise.
2631 (set_initial_properties): Likewise.
2632 (setup_pointers_and_addressables): Likewise.
2633 (new_type_alias): Likewise.
2634 (create_overlap_variables_for): Likewise.
2635 * tree-dfa.c (dump_subvars_for): Likewise.
2636 * tree-ssa-operands.c (add_vars_for_offset): Likewise.
2637 (get_expr_operands): Likewise.
2638 (add_to_addressable_set): Likewise.
2639 * tree-ssa-structalias.c (set_uids_in_ptset): Likewise.
2641 2007-10-28 Uros Bizjak <ubizjak@gmail.com>
2643 PR tree-optimization/33920
2644 * tree-if-conv.c (tree_if_conversion): Force predicate of single
2645 successor bb to true when predecessor bb has NULL predicate.
2646 (find_phi_replacement_condition): Assert that tmp_cond is non-null.
2648 2007-10-28 Richard Sandiford <rsandifo@nildram.co.uk>
2650 * config/mips/mips.md: Add combiner patterns for DImode extensions
2651 of HImode and QImode truncations. Reformat HImode <- QImode pattern
2654 2007-10-28 Richard Sandiford <rsandifo@nildram.co.uk>
2657 * config/mips/mips.c (mips_output_dwarf_dtprel): Add ATTRIBUTE_UNUSED.
2659 2007-10-28 Andreas Krebbel <krebbel1@de.ibm.com>
2661 * dce.c (delete_unmarked_insns): Just delete the RETVAL and
2662 LIBCALL notes if they are about to be moved to the same insn.
2664 2007-10-27 Richard Guenther <rguenther@suse.de>
2666 PR tree-optimization/33870
2667 * tree-ssa-operands.c (add_vars_for_offset): Reduce code
2668 duplication. Remove redundant call to access_can_touch_variable.
2669 (add_vars_for_bitmap): New helper for recursing over MPT contents.
2670 (add_virtual_operand): Use it.
2672 2007-10-26 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2675 * pa.h (ASM_PN_FORMAT): Delete define.
2677 2007-10-26 Janis Johnson <janis187@us.ibm.com>
2679 * doc/invoke.texi (Option Summary, optimizations): Remove
2680 -fbounds-check. Add -fassociative-math, -freciprocal-math,
2681 -ftree-vrp and -funit-at-a-time. Change -fno-split-wide-types to
2682 -fsplit-wide-types to match later entry. Break up a long line.
2683 (Option Summary, code gen options) Add -fno-stack-limit. Add
2684 missing @gol to the end of a line.
2685 (Optimization Options): Remove -fbounds-check, which is also
2686 documented under Code Generation Options. Remove =n from
2687 index entry for -ftree-parallelize-loops. Change -fno-cprop-registers
2688 to -fcprop-registers to match other options, and say when it is
2689 enabled rather than disabled. Remove extra index entry for
2690 -fno-cx-limited-range. Add index entries for -fstack-protector
2691 and -fstack-protector-all.
2692 (Code Gen Options): Add index entry for -ftls-model.
2694 2007-10-26 Anatoly Sokolov <aesok@post.ru>
2696 * config/avr/avr.c (avr_OS_task_function_p): Add new function.
2697 (avr_regs_to_save): Handle functions with 'OS_task' attribute.
2698 (avr_simple_epilogue, expand_prologue, avr_asm_function_end_prologue,
2699 expand_epilogue, output_movhi): Don't handle 'main' function.
2700 (avr_attribute_table): Add 'OS_task' function attribute.
2701 * config/avr/avr.h (machine_function): Remove 'is_main' field, add
2703 * config/avr/avr.md (return_from_main_epilogue): Remove insn.
2704 (return_from_epilogue, return_from_interrupt_epilogue): Don't handle
2706 * config/avr/avr.opt (minit-stack): Remove.
2708 2007-10-26 Eric Botcazou <ebotcazou@adacore.com>
2710 * tree-nested.c (get_trampoline_type): Fix thinko.
2712 2007-10-26 Douglas Gregor <doug.gregor@gmail.com>
2715 * tree.c (build_offset_type): Build canonical type based on the
2716 TYPE_MAIN_VARIANT of the base type.
2718 2007-10-26 Daniel Jacobowitz <dan@codesourcery.com>
2720 * reorg.c (emit_delay_sequence): Move insn locator from the
2721 first insn to the sequence.
2723 2007-10-26 Samuel Tardieu <sam@rfc1149.net>
2725 * ipa-pure-const.c (check_decl): Return immediately when
2726 pure_const_state has been set to IPA_NEITHER.
2728 2007-10-25 Ira Rosen <irar@il.ibm.com>
2730 PR tree-optimization/33833
2731 * tree-vect-analyze.c (vect_analyze_data_refs): Use POINTER_PLUS_EXPR
2732 and convert init to sizetype in inner_base construction.
2734 2007-10-25 Richard Guenther <rguenther@suse.de>
2736 * tree-flow.h (mem_sym_stats): Remove.
2737 (dump_mem_sym_stats_for_var): Declare.
2738 * tree-dfa.c (dump_variable): Call dump_mem_sym_stats_for_var.
2739 (mem_sym_stats): Move ...
2740 * tree-ssa-alias.c (mem_sym_stats): ... here and make it static.
2741 (mem_sym_score): Rename from ...
2742 (pscore): ... this. Remove.
2743 (dump_mem_sym_stats_for_var): New function. Dump the score, but
2744 not the frequencies.
2745 (compare_mp_info_entries): Make sort stable by disambiguating
2748 2007-10-25 Ira Rosen <irar@il.ibm.com>
2750 PR tree-optimization/33866
2751 * tree-vect-transform.c (vectorizable_store): Check operands of all
2752 the stmts in the group of strided accesses. Get def stmt type for each
2753 store in the group and pass it to vect_get_vec_def_for_stmt_copy ().
2755 2007-10-25 Uros Bizjak <ubizjak@gmail.com>
2757 * config/i386/constraints.md (Y0): Rename register constraint to Yz.
2758 (Yt): Rename register constraint to Y2.
2759 * config/i386/sse.md: Use renamed register constraints.
2760 * config/i386/mmx.md: Ditto.
2761 * config/i386/i386.md: Ditto.
2763 2007-10-25 Rask Ingemann Lambertsen <rask@sygehus.dk>
2765 * config/i386/i386.md (*dummy_extendsfdf2): Fix operand 1 constraint.
2767 2007-10-24 Chao-ying Fu <fu@mips.com>
2769 * dwarf2out.c (base_type_die): Use DW_ATE_unsigned_fixed or
2770 DW_ATE_signed_fixed to describe FIXED_POINT_TYPE.
2772 2007-10-24 Samuel Tardieu <sam@rfc1149.net>
2773 Olga Golovanevsky <olga@il.ibm.com>
2775 * ipa-struct-reorg.c (replace_field_acc): Make it clear to
2776 the compiler that wr.wrap and wr.domain are initialized in
2779 2007-10-24 Samuel Tardieu <sam@rfc1149.net>
2781 * ipa-struct-reorg.c (sum_counts): Use HOST_WIDEST_PRINT_DEC
2782 to print gcov_type values.
2784 2007-10-24 Eric B. Weddington <eweddington@cso.atmel.com>
2786 * config/avr/avr.h: Do not include progmem_section definition when
2787 building with IN_TARGET_LIBS.
2789 2007-10-24 Richard Sandiford <rsandifo@nildram.co.uk>
2792 * config/mips/mips.c (mips_lo_sum_offset): New structure.
2793 (mips_hash_base, mips_lo_sum_offset_hash, mips_lo_sum_offset_eq)
2794 (mips_lo_sum_offset_lookup, mips_record_lo_sum)
2795 (mips_orphaned_high_part_p: New functions.
2796 (mips_avoid_hazard): Don't check INSN_P here.
2797 (mips_avoid_hazards): Rename to...
2798 (mips_reorg_process_insns): ...this. Cope with
2799 !TARGET_EXPLICIT_RELOCS. Delete orphaned high-part relocations,
2800 or turn them into nops.
2801 (mips_reorg): Remove TARGET_EXPLICIT_RELOCS check from calls to
2802 dbr_schedule and mips_avoid_hazards/mips_reorg_process_insns.
2803 (mips_set_mips16_mode): Don't set flag_delayed_branch here.
2804 (mips_override_options): Set flag_delayed_branch to 0.
2806 2007-10-24 Richard Sandiford <rsandifo@nildram.co.uk>
2808 * config/mips/mips.h (MOVE_MAX): Use UNITS_PER_WORD and describe
2809 MIPS-specific implementation details.
2810 (MIPS_MAX_MOVE_BYTES_PER_LOOP_ITER): New macro.
2811 (MIPS_MAX_MOVE_BYTES_STRAIGHT): Likewise.
2812 (MOVE_RATIO): Define to MIPS_MAX_MOVE_BYTES_STRAIGHT / UNITS_PER_WORD
2813 for targets with movmemsi.
2814 (MOVE_BY_PIECES_P): Define.
2815 * config/mips/mips.c (MAX_MOVE_REGS, MAX_MOVE_BYTES): Delete.
2816 (mips_block_move_loop): Add a bytes_per_iter argument.
2817 (mips_expand_block_move): Use MIPS_MAX_MOVE_BYTES_STRAIGHT.
2818 Update call to mips_block_move_loop.
2820 2007-10-24 Michael Matz <matz@suse.de>
2823 * var-tracking.c (variable_union): Don't break after one loop
2824 iteration but only when a difference is found.
2825 (dump_variable): Also print DECL_UID.
2827 2007-10-24 Olga Golovanevsky <olga@il.ibm.com>
2829 * ipa-type-escape.h: Expose function
2830 is_array_access_through_pointer_and_index.
2832 (is_array_access_through_pointer_and_index):
2833 Add three new parameters. Add support of
2834 POINTER_PLUS_EXPR tree code.
2836 2007-10-24 Olga Golovanevsky <olga@il.ibm.com>
2838 * ipa-struct-reorg.c, ipa-struct-reorg.h: New files.
2839 * tree-pass.h: Add pass_ipa_struct_reorg.
2840 * common.opt: Add ipa-struct-reorg flag.
2841 * Makefile.in: Add ipa-strcut-reorg.o compilation.
2842 * passes.c: Add pass pass_ipa_struct_reorg.
2843 * params.h: Add STRUCT_REORG_COLD_STRUCT_RATIO.
2844 * params.def: Add PARAM_STRUCT_REORG_COLD_STRUCT_RATIO.
2846 2007-10-24 Ira Rosen <irar@il.ibm.com>
2848 PR tree-optimization/33804
2849 * tree-vect-transform.c (vectorizable_operation): Remove the
2850 checks that the vectorization is worthwhile from the transformation
2853 2007-10-24 Ira Rosen <irar@il.ibm.com>
2855 * tree-vect-analyze.c (vect_build_slp_tree): Return false if
2856 vectype cannot be determined for the scalar type.
2857 (vect_analyze_slp_instance): Likewise.
2858 * tree-vect-transform.c (vect_model_reduction_cost): Change the
2859 return type to bool. Return false if vectype cannot be determined
2860 for the scalar type.
2861 (vect_get_constant_vectors): Return false if vectype cannot be
2862 determined for the scalar type.
2863 (get_initial_def_for_induction, vect_get_vec_def_for_operand,
2864 get_initial_def_for_reduction, vect_create_epilog_for_reduction,
2865 vectorizable_reduction): Likewise.
2867 2007-10-23 Craig Rodrigues <rodrigc@gcc.gnu.org>
2869 * config.gcc: For a FreeBSD target, parse the value of ${target}
2870 to determine the value of FBSD_MAJOR, instead of adding an
2871 explicit check for every possible FreeBSD major version.
2873 2007-10-23 Uros Bizjak <ubizjak@gmail.com>
2875 PR rtl-optimization/33846
2876 * combine.c (simplify_shift_const_1) [NOT]: Skip vector modes.
2878 2007-10-23 Dorit Nuzman <dorit@il.ibm.com>
2880 PR tree-optimization/33860
2881 * tree-vect-transform.c (vect_analyze_data_ref_access): Don't allow
2882 interleaved accesses in case the dr is inside the inner-loop during
2883 outer-loop vectorization.
2885 2007-10-23 Eric Botcazou <ebotcazou@libertysurf.fr>
2887 * doc/rtl.texi (Flags): Fix MEM_SCALAR_P entry.
2888 Document MEM_POINTER. Replace mentions of "integrated"
2889 field with "return_val". Delete outdated stuff.
2891 2007-10-23 David Edelsohn <edelsohn@gnu.org>
2893 * config/rs6000/rs6000.c (rs6000_override_options): Set
2894 rs6000_altivec_abi on AIX.
2895 (conditional_register_usage): Set VR20:31 fixed on AIX.
2897 2007-10-23 Richard Guenther <rguenther@suse.de>
2899 * alias.c (get_alias_set): For INDIRECT_REFs, deal with
2902 2007-10-22 Seongbae Park <seongbae.park@gmail.com>
2903 David S. Miller <davem@davemloft.net>
2905 * df-scan.c (df_get_call_refs): Mark global registers as both a
2906 DF_REF_REG_USE and a non-clobber DF_REF_REG_DEF.
2908 2007-10-22 Dorit Nuzman <dorit@il.ibm.com>
2910 PR tree-optimization/33834
2911 PR tree-optimization/33835
2912 * tree-vect-analyze.c (vect_analyze_operations): RELEVANT and LIVE
2913 stmts need to be checked for success seperately.
2914 * tree-vect-transform.c (vectorizable_call, vectorizable_conversion):
2915 Remove the check that stmt is not LIVE.
2916 (vectorizable_assignment, vectorizable_induction): Likewise.
2917 (vectorizable_operation, vectorizable_type_demotion): Likewise.
2918 (vectorizable_type_promotion, vectorizable_load, vectorizable_store):
2920 (vectorizable_live_operation): Check that op is not NULL.
2922 2007-10-22 Janis Johnson <janis187@us.ibm.com>
2924 * doc/invoke.texi (Optimization Options): In the summary, show
2925 that the value for options -falign-jumps, -falign-labels,
2926 -falign-loops, -falign-functions, -fsched-stalled-insns, and
2927 -fsched-stalled-insns-dep is optional. In the summary, show that
2928 -fsched-stalled-insns takes an optional argument and that
2929 -fparallelize-loops takes an argument. Add opindex for several
2930 optimization options, and fix typos in the opindex commands for
2931 several others. In the descriptions for -fsched-stalled-insns
2932 and -fsched-stalled-insns-dep, show the options with and without
2935 2007-10-22 Eric B. Weddington <eweddington@cso.atmel.com>
2937 * config/avr/avr.c (avr_mcu_types): Remove ATmega603 which was never
2939 * config/avr/avr.h (LINK_SPEC): Likewise.
2940 (CRT_BINUTILS_SPECS): Likewsie.
2941 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
2943 2007-10-22 Eric Botcazou <ebotcazou@libertysurf.fr>
2945 PR rtl-optimization/33644
2946 * cfgcleanup.c: Do not include dce.h.
2947 * cfgrtl.c (delete_insn_chain_and_edges): Resurrect.
2948 * combine.c (distribute_notes): Delete REG_LIBCALL_ID case.
2949 * dce.c (something_changed): Delete.
2950 (libcall_dead_p): New predicate.
2951 (delete_unmarked_insns): Use it to delete dead libcalls.
2952 Deal with REG_LIBCALL and REG_RETVAL notes.
2953 (prescan_libcall_for_dce): New function.
2954 (prescan_insns_for_dce): Use it to deal with libcalls.
2955 (mark_reg_dependencies): Do nothing special for libcalls.
2956 (dce_process_block): Likewise.
2957 (fast_dce): Delete unused local variable.
2958 (run_fast_dce): Do not return a value.
2959 * dce.h (struct df): Delete.
2960 (run_fast_dce): Adjust prototype.
2961 * optabs.c (libcall_id): Delete.
2962 (maybe_encapsulate_block): Do not emit REG_LIBCALL_ID notes.
2963 (emit_no_conflict_block): Do not look for REG_LIBCALL_ID notes.
2964 * reload1.c (reload): Delete REG_LIBCALL_ID case.
2965 * rtl.h (delete_insn_chain_and_edges): Resurrect prototype.
2966 * see.c (see_update_relevancy): Look for REG_LIBCALL and REG_RETVAL
2967 notes instead of REG_LIBCALL_ID notes.
2968 * reg-notes.def (LIBCALL_ID): Delete.
2969 * Makefile.in (see.o): Add dce.h dependency.
2970 (cfgcleanup.o): Remove dce.h dependency.
2972 2007-10-22 Michael Matz <matz@suse.de>
2974 PR tree-optimization/33855
2975 * tree-ssa-phiopt.c (cond_store_replacement): Handle COMPLEX_TYPE
2978 2007-10-22 Ira Rosen <irar@il.ibm.com>
2980 PR tree-optimization/33854
2981 * tree-vect-analyze.c (vect_determine_vectorization_factor): Add
2982 FLOAT_EXPR to the list of promotion operations.
2984 2007-10-22 Rask Ingemann Lambertsen <rask@sygehus.dk>
2988 * config/i386/i386.c (output_pic_addr_const): Support Intel asm syntax.
2989 (print_reg): Print register prefix only with AT&T asm syntax.
2990 Support pc_rtx for RIP register.
2991 (print_operand_address): Use print_reg()'s pc_rtx support for RIP
2992 relative addressing. Always print segment register prefix with AT&T
2993 asm syntax and never with Intel asm syntax.
2994 (print_operand): Suppress 'XXX PTR' prefix for BLKmode operands.
2995 Fix prefix for 16-byte XFmode operands.
2996 (output_addr_const_extra): Support Intel asm syntax.
2997 (x86_file_start): Don't use register prefix with Intel asm syntax.
2998 * config/i386/i386.md ("*zero_extendqihi2_movzbl"): Fix typo.
2999 ("return_internal_long"): Fix Intel asm syntax output.
3000 ("set_got_rex64"): Support Intel asm syntax.
3001 ("set_rip_rex64"): Likewise.
3002 ("set_got_offset_rex64"): Likewise.
3003 ("*sibcall_1_rex64_v"): Print register prefix only with AT&T asm
3005 ("*tls_global_dynamic_64"): Likewise.
3006 ("*tls_local_dynamic_base_64"): Likewise.
3007 ("*load_tp_si")("*load_tp_di"): Likewise.
3008 ("*add_tp_si")("*add_tp_di"): Likewise.
3009 ("*tls_dynamic_lea_64"): Likewise.
3010 ("*sibcall_value_1_rex64_v"): Likewise.
3011 ("stack_tls_protect_set_si"): Likewise.
3012 ("stack_tls_protect_set_di"): Likewise.
3013 ("stack_tls_protect_test_si"): Likewise.
3014 ("stack_tls_protect_test_di"): Likewise.
3015 * config/i386/mmx.md ("*mov<mode>_internal_rex64"): Fix Intel asm
3017 ("*movv2sf_internal_rex64"): Likewise.
3018 * config/i386/cpuid.h (__cpuid): Support Intel asm syntax.
3019 (__get_cpuid_max): Likewise.
3021 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
3023 * config/mips/mips-protos.h (mips_regno_mode_ok_for_base_p): Give
3024 the STRICT_P argument type "bool" rather than "int".
3025 (mips_legitimate_address_p): Likewise.
3026 (fp_register_operand, lo_operand): Delete.
3027 (mips_subword): Give the HIGH_P argument type "bool" rather than "int".
3028 (mips_emit_scc): Rename to...
3029 (mips_expand_scc): ...this.
3030 (gen_conditional_branch): Rename to...
3031 (mips_expand_conditional_branch): ...this.
3032 (gen_conditional_move): Rename to...
3033 (mips_expand_conditional_move): ...this.
3034 (mips_gen_conditional_trap): Rename to...
3035 (mips_expand_conditional_trap): ...this and take an rtx code instead
3036 of an operands array.
3037 (mips_expand_call): Give the SIBCALL_P argument type "bool"
3039 (mips_emit_fcc_reload): Rename to...
3040 (mips_expand_fcc_reload): ...this.
3041 (init_cumulative_args): Rename to...
3042 (mips_init_cumulative_args): ...this and remove the libname argument.
3043 (function_arg_advance): Rename to...
3044 (mips_function_arg_advance): ...this.
3045 (function_arg): Rename to...
3046 (mips_function_arg): ...this and use "rtx" instead of
3048 (function_arg_boundary): Rename to...
3049 (mips_function_arg_boundary): ...this.
3050 (mips_expand_unaligned_load): Rename to...
3051 (mips_expand_ext_as_unaligned_load): ...this and give the WIDTH
3052 and BITPOS arguments type "HOST_WIDE_INT".
3053 (mips_expand_unaligned_store): Rename to...
3054 (mips_expand_ins_as_unaligned_store): ...this and give the WIDTH
3055 and BITPOS arguments type "HOST_WIDE_INT".
3056 (override_options): Rename to...
3057 (mips_override_options): ...this.
3058 (print_operand): Rename to...
3059 (mips_print_operand): ...this.
3060 (print_operand_address): Rename to...
3061 (mips_print_operand_address): ...this.
3062 (mips_output_ascii): Remove the PREFIX argument.
3063 (mips_expand_epilogue): Give the SIBCALL_P argument type "bool"
3065 (mips_can_use_return_insn): Return a "bool" rather than an "int".
3066 (mips_function_value): Remove the FUNC argument. Use "rtx" instead
3067 of "struct rtx_def *".
3068 (mips_secondary_reload_class): Give the IN_P argument type "bool"
3070 (build_mips16_call_stub): Delete.
3071 (mips_store_data_bypass_p): Return a "bool" rather than an "int".
3072 (mips_use_ins_ext_p): Give the second and third arguments type
3073 "HOST_WIDE_INT" rather than "rtx".
3074 * config/mips/mips.h: Update after the above changes. Tweak comments
3076 (SECONDARY_INPUT_RELOAD_CLASS): Pass a boolean IN_P argument.
3077 (SECONDARY_OUTPUT_RELOAD_CLASS): Likewise.
3078 (mips_print_operand_punct, mips_hard_regno_mode_ok): Change the
3079 element type from "char" to "bool".
3080 (mips_section_threshold, sym_lineno, set_noat, mips_branch_likely)
3081 (mips_cpu_info_table): Delete.
3082 * config/mips/mips.md: Update after the above changes. Tweak some
3084 * config/mips/mips-ps-3d.md: Likewise.
3085 * config/mips/mips.c: Tweak comments and formatting.
3086 Use NULL-like macros rather than 0 in various places.
3087 (mips_section_threshold): Rename to...
3088 (mips_small_data_threshold): ...this and give it an unsigned type.
3089 (num_source_filenames): Remove explicit initialization.
3090 (sdb_label_count): Likewise.
3091 (sym_lineno): Delete.
3092 (set_noat): Make static.
3093 (mips_branch_likely): Likewise, and give it type "bool".
3094 (mips_isa_info): Rename to...
3095 (mips_isa_option_info): ...this.
3096 (mips_flag_delayed_branch): Rename to...
3097 (mips_base_delayed_branch): ...this.
3098 (mips_split_addresses): Delete.
3099 (mips_print_operand_punct, mips_hard_regno_mode_ok): Change the
3100 element type from "char" to "bool".
3101 (mips_regno_to_class): Add an explicit array size.
3102 (mips16_flipper): Change from type "int" to type "bool".
3103 (mips_comp_type_attributes): Remove redundant FUNCTION_TYPE check.
3104 (mips_tls_operand_p): Rename to...
3105 (mips_tls_symbol_p): ...this.
3106 (mips_global_symbol_p): Remove redundant "const".
3107 (mips_offset_within_alignment_p): Simplify.
3108 (mips_regno_mode_ok_for_base_p): Change the name of the last argument
3109 to STRICT_P and give it type bool.
3110 (mips_valid_base_register_p): Likewise.
3111 (mips_classify_address): Likewise.
3112 (mips_legitimate_address_p): Likewise.
3113 (mips16_unextended_reference_p): Take the offset as an
3114 "unsigned HOST_WIDE_INT" rather than an "rtx". Simplify.
3115 (mips_const_insns): Use IN_RANGE.
3116 (mips_force_temporary): Remove an unnecessary copy_rtx.
3117 (mips16_gp_pseudo_reg): Simplify.
3118 (mips_split_symbol): Remove an unnecessary copy_rtx.
3119 (mips_legitimize_tls_address): Only create registers if we need them.
3120 (mips_legitimize_address): Use mips_split_plus.
3121 (mips_move_integer): Swap DEST and TEMP arguments. Rename local
3122 variable COST to NUM_OPS.
3123 (mips_legitimize_move): Use gen_lowpart.
3124 (mips_rewrite_small_data): Rename the OP parameter to PATTERN.
3125 (m16_check_op): Use IN_RANGE.
3126 (mips_subword): Give the HIGH_P argument type "bool" rather than "int".
3127 (mips_split_doubleword_move): Pass booleans to mips_subword.
3128 (mips_output_move): Store the mode in a local variable.
3129 Explicitly assert that this function does not deal with
3130 MFLO and MFHI. Use SMALL_OPERAND_UNSIGNED. Make order of
3131 cases more consistent.
3132 (mips_relational_operand_ok_p): Rename to...
3133 (mips_int_order_operand_ok_p): ...this.
3134 (mips_canonicalize_comparison): Rename to...
3135 (mips_canonicalize_int_order_test): ...this.
3136 (mips_emit_int_relational): Rename to...
3137 (mips_emit_int_order_test): ...this. Store the mode in a local
3139 (mips_reverse_fp_cond_p): Rename to...
3140 (mips_reversed_fp_cond): ...this.
3141 (mips_emit_compare): Make the order of the statements more consistent.
3142 (mips_emit_scc): Rename to...
3143 (mips_expand_scc): ...this.
3144 (gen_conditional_branch): Rename to...
3145 (mips_expand_conditional_branch): ...this.
3146 (gen_conditional_move): Rename to...
3147 (mips_expand_conditional_move): ...this. Build the condition
3148 separately from the main pattern.
3149 (mips_gen_conditional_trap): Rename to...
3150 (mips_expand_conditional_trap): ...this and take an rtx code instead
3151 of an operands array. Simplify.
3152 (init_cumulative_args): Rename to...
3153 (mips_init_cumulative_args): ...this. Use memset rather than a
3154 copy from a zeroed static. Use prototype_p and stdarg_p.
3155 (mips_arg_info): Rename to...
3156 (mips_get_arg_info): ...this and put the INFO argument first.
3157 (function_arg): Rename to...
3158 (mips_function_arg): ...this and use "rtx" instead of
3159 "struct rtx_def *". Only split structures into chunks if
3160 TARGET_HARD_FLOAT, rather than checking !TARGET_SOFT_FLOAT on
3161 a chunk-by-chunk basis. Use SCALAR_FLOAT_TYPE_P instead of a
3162 comparison with REAL_TYPE. Rename local variable REG to REGNO
3163 and make it unsigned.
3164 (function_arg_advance): Rename to...
3165 (mips_function_arg_advance): ...this.
3166 (function_arg_boundary): Rename to...
3167 (mips_function_arg_boundary): ...this.
3168 (mips_pad_arg_upward): Use SCALAR_INT_MODE_P instead of a comparison
3170 (mips_fpr_return_fields): Use SCALAR_FLOAT_TYPE_P instead of a
3171 comparison with REAL_TYPE.
3172 (mips_function_value): Remove the FUNC argument. Rename local
3173 variable UNSIGNEDP to UNSIGNED_P.
3174 (mips_return_in_memory): Use IN_RANGE.
3175 (mips_setup_incoming_varargs): Pass a boolean rather than an int
3176 to FUNCTION_ARG_ADVANCE.
3177 (mips_gimplify_va_arg_expr): Rename local variable INDIRECT
3178 to INDIRECT_P. Remove a redundant mips_abi check. Only calculate
3179 SIZE and RSIZE if needed.
3180 (mips16_stub): Rename FPRET to FP_RET_P and give it type "bool"
3182 (build_mips16_function_stub): Rename to...
3183 (mips16_build_function_stub): ...this.
3184 (build_mips16_call_stub): Rename to...
3185 (mips16_build_call_stub): ...this. Make static, and return a
3186 "bool" rather than an "int". Rename the ARG_SIZE argument to
3187 ARGS_SIZE. Rename the local variable FPRET to FP_RET_P and give
3188 it type "bool". Use "jr" rather than "j". Use XNEW. Simplify.
3189 (mips_load_call_address): Give the SIBCALL_P argument type "bool"
3191 (mips_expand_call): Likewise. Assert that MIPS16 calls via stubs
3192 are not sibling ones.
3193 (mips_emit_fcc_reload): Rename to...
3194 (mips_expand_fcc_reload): ...this.
3195 (mips_get_unaligned_mem): Give the WIDTH and BITPOS arguments type
3197 (mips_expand_unaligned_load): Rename to...
3198 (mips_expand_ext_as_unaligned_load): ...this and give the WIDTH
3199 and BITPOS arguments type "HOST_WIDE_INT". Remove redundant
3201 (mips_expand_unaligned_store): Rename to...
3202 (mips_expand_ins_as_unaligned_store): ...this and give the WIDTH
3203 and BITPOS arguments type "HOST_WIDE_INT".
3204 (mips_use_ins_ext_p): Rename second and third arguments to WIDTH
3205 and BITPOS and give them type "HOST_WIDE_INT" rather than "rtx".
3207 (mips_init_split_addresses): Replace with...
3208 (mips_split_addresses_p): ...this new function.
3209 (mips_init_relocs): Check mips_split_addresses_p () rather than
3210 mips_split_addresses. Always initialize mips_split_p with booleans.
3211 (print_operand_reloc): Rename to...
3212 (mips_print_operand_reloc): ...this. Use a gcc_assert rather than
3214 (print_operand): Rename to...
3215 (mips_print_operand): ...this.
3216 (print_operand_address): Rename to...
3217 (mips_print_operand_address): ...this. Use GP_REG_FIRST.
3218 (mips_in_small_data_p): Simplify.
3219 (mips_output_ascii): Remove the PREFIX argument and "register"
3220 keywords. Use the STRING parameter directly and cast to
3222 (mips16e_collect_argument_save_p): Use IN_RANGE.
3223 (mips_function_has_gp_insn): Simplify.
3224 (mips_set_return_address): Use BITSET_P.
3225 (mips_restore_gp): Use a separate statement to pick the base
3227 (mips_output_function_prologue): Use a local FRAME variable.
3228 (mips_save_reg): Pass booleans to mips_subword.
3229 (mips_expand_prologue): Use a local FRAME variable. Use
3230 cprestore_size to detect when .cprestore is needed.
3231 (mips_restore_reg): Use GP_REG_FIRST.
3232 (mips_expand_epilogue): Give the SIBCALL_P argument type "bool"
3233 rather than "int". Use local FRAME and REGNO variables.
3234 (mips_can_use_return_insn): Return a "bool" rather than an "int".
3235 (mips_secondary_reload_class): Give the IN_P argument type "bool"
3237 (mips_linked_madd_p): Rename arguments to OUT_INSN and IN_INSN.
3238 (mips_store_data_bypass_p): Return a "bool" rather than an "int".
3239 (vr4130_swap_insns_p): Rename local variables to DEP1_P and DEP2_P.
3240 (mips_74k_agen_init): Assume INSN satisfies USEFUL_INSN_P.
3241 (mips_variable_issue): Do nothing unless INSN satisfies USEFUL_INSN_P.
3242 (builtin_description): Rename to...
3243 (mips_builtin_description): ...this.
3244 (mips_bdesc): Rename to...
3245 (mips_ps_bdesc): ...this.
3246 (sb1_bdesc): Rename to...
3247 (mips_sb1_bdesc): ...this.
3248 (dsp_bdesc): Rename to...
3249 (mips_dsp_bdesc): ...this.
3250 (dsp_32only_bdesc): Rename to...
3251 (mips_dsp_32only_bdesc): ...this.
3252 (bdesc_map): Rename to...
3253 (mips_bdesc_map): ...this.
3254 (bdesc_arrays): Rename to...
3255 (mips_bdesc_arrays): ...this.
3256 (mips_prepare_builtin_arg): Rename OP to OPNO and ARGNUM to ARGNO.
3257 Tweak error message.
3258 (mips_expand_builtin_direct): Rename HAS_TARGET to HAS_TARGET_P.
3259 Rename local variables I and J to OPNO and ARGNO respectively.
3260 Assert that the number of arguments is no more than the number of
3262 (mips_expand_builtin_compare): Use an array of arguments rather
3263 than an array of operands. Assert that the number of operands is
3265 (add_constant): Rename to...
3266 (mips16_add_constant): ...this. Use XNEW.
3267 (dump_constants_1): Rename to...
3268 (mips16_emit_constants_1): ...this. Use ALL_SCALAR_FIXED_POINT_MODE_P.
3269 (dump_constants): Rename to...
3270 (mips16_emit_constants): ...this.
3271 (mips_sim_wait_reg, mips_sim_record_set): Use END_REGNO.
3272 (mips_set_mips16_mode): Don't call mips_init_split_addresses.
3273 Assign mips16_p to was_mips16_p.
3274 (mips_parse_cpu): Tweak warning message.
3275 (override_options): Rename to...
3276 (mips_override_options): ...this. Move the mips_cost initialization
3277 out of the "shared with GAS" block. Quote option names in error
3279 (mips_conditional_register_usage): Make local variable REGNO unsigned.
3280 (mips_order_regs_for_local_alloc): Remove register keyword.
3282 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
3284 * system.h (IN_RANGE): Cast each argument individually.
3286 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
3288 * config/mips/mips.c (mips_set_mips16_mode) Say sorry for hard-float
3289 MIPS16 code unless using o32 or o64.
3291 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
3293 * config/mips/mips.c (mips_cannot_change_mode_class): Don't check
3294 for modes smaller than 4 bytes.
3295 * config/mips/mips.md (*movhi_internal, *movqi_internal): Remove
3298 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
3300 * config/mips/mips-protos.h (mips_output_aligned_bss): Delete.
3301 * config/mips/linux.h (BSS_SECTION_ASM_OP): Delete.
3302 (ASM_OUTPUT_ALIGNED_BSS): Delete.
3303 * config/mips/mips.c (mips_output_aligned_bss): Delete.
3305 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
3307 * config/mips/mips.c (mips_function_ok_for_sibcall): Only forbid
3308 sibling calls to "mips16" functions if the function satisfies
3309 const_call_insn_operand.
3311 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
3313 * config/mips/mips.c (mips_va_start): Fix types in calls
3316 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
3318 * config/mips/mips.c (mips_rtx_costs): Only recognize reciprocals
3321 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
3323 * config/mips/mips.h (ISA_HAS_LDC1_SDC1): New macro.
3324 * config/mips/mips.c (mips_split_64bit_move_p): Use ISA_HAS_LDC1_SDC1
3325 instead of checking mips_isa.
3327 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
3329 * doc/invoke.texi (-mpaired-single): Don't say that the option
3330 requires 64-bit code.
3331 * config/mips/mips-protos.h (mips_modes_tieable_p): Declare.
3332 * config/mips/mips.h (ISA_HAS_PAIRED_SINGLE): New macro.
3333 (ISA_HAS_NMADD_NMSUB): Add a mode argument. Return true for
3334 V2SF if ISA_MIPS32R2.
3335 (MODES_TIEABLE_P): Use mips_modes_tieable_p.
3336 * config/mips/mips.c (mips_rtx_costs): Pass a mode argument
3337 to ISA_HAS_NMADD_NMSUB.
3338 (mips_split_doubleword_move): Handle V2SF.
3339 (mips_modes_tieable_p): New function.
3340 (override_options): Report a warning rather than an error when
3341 -mpaired-single is used on ISAs that don't support it; use
3342 ISA_HAS_PAIRED_SINGLE to check that case.
3343 * config/mips/mips.md (MOVE64): New mode iterator. Replace DI
3344 and DF move splitters with a single MOVE64 splitter, thereby adding
3345 a V2SF splitter too.
3346 (SPLITF): Add TARGET_DOUBLE_FLOAT conditions to DI and DF.
3347 Add a TARGET_FLOAT64 condition to TF. Add V2SF to the iterator.
3348 (HALFMODE): Add V2SF.
3349 (*nmadd<mode>, *nmadd<mode>_fastmath, *nmsub<mode>)
3350 (*nmsub<mode>_fastmath): Add a mode argument to ISA_HAS_NMADD_NMSUB.
3351 (movv2sf_hardfloat_64bit): Tweak ordering of conditions.
3352 (movv2sf_hardfloat_32bit): New pattern.
3353 (load_low<mode>, load_high<mode>, store_word<mode>): Remove
3354 TARGET_DOUBLE_FLOAT conditions.
3356 2007-10-20 Jakub Jelinek <jakub@redhat.com>
3358 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Point
3359 saved CR2 offset to low 32 bits of regs->ccr rather than the whole
3360 64-bit register in 64-bit libgcc.
3362 2007-10-20 Eric B. Weddington <eweddington@cso.atmel.com>
3364 * config/avr/avr.c (avr_mcu_types): Add at90pwm2b, at90pwm3b.
3365 * config/avr/avr.h (LINK_SPEC): Likewise.
3366 (CRT_BINUTILS_SPECS): Likewsie.
3367 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
3369 2007-10-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3371 * doc/invoke.texi (Warning Options): Move -w, -Werror, -Werror=
3372 and -Wfatal-errors together.
3374 2007-10-20 Alan Modra <amodra@bigpond.net.au>
3377 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Revert 2007-05-16
3378 change for vrsave, ie restore after frame pop.
3380 2007-10-19 David S. Miller <davem@davemloft.net>
3382 * config/sparc/niagara2.md: Fix copyright notice.
3384 2007-10-19 Sebastian Pop <sebastian.pop@amd.com>
3386 PR tree-optimization/23820
3387 PR tree-optimization/24309
3388 PR tree-optimization/33766
3389 * testsuite/gcc.dg/tree-ssa/pr23820.c: New.
3390 * testsuite/gcc.dg/tree-ssa/pr24309.c: New.
3391 * testsuite/gcc.dg/tree-ssa/pr33766.c: New.
3392 * testsuite/gcc.dg/tree-ssa/ltrans-3.c: XFAILed.
3393 * tree-loop-linear.c (perfect_loop_nest_depth): New.
3394 (linear_transform_loops): Use perfect_loop_nest_depth.
3395 * lambda-code.c (perfect_nest_p): Outer loops in perfect nests
3396 should have a single condition: their exit.
3398 2007-10-19 Richard Guenther <rguenther@suse.de>
3402 * stor-layout.c (layout_type): Assert that aggregates do not
3403 have their alias sets set.
3404 * alias.c (get_alias_set): Return alias set zero for incomplete
3405 types, return the alias set of the element for incomplete array
3406 types, but do not remember these.
3408 2007-10-19 Richard Guenther <rguenther@suse.de>
3411 2007-10-19 Richard Guenther <rguenther@suse.de>
3414 * tree.c (build_array_type): Do not re-layout unbound array
3417 2007-10-19 Richard Guenther <rguenther@suse.de>
3420 * tree.c (build_array_type): Do not re-layout unbound array types.
3422 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
3424 * config/mips/mips.c (mips_canonicalize_comparison): Check
3425 mips_relational_operand_ok_p before trying to rewrite the test.
3426 Only calculate PLUS_ONE if needed.
3427 (mips_emit_int_relational): Don't call mips_relational_operand_ok_p
3430 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
3432 * config/mips/mips.c (mips16e_build_save_restore): Fix *OFFSET_PTR
3435 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
3437 * config/mips/mips.c (mips_call_tls_get_addr): Don't claim that
3438 the call uses the incoming value of $2.
3440 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
3442 * config/mips/mips.c (mips_call_tls_get_addr): Use gen_const_mem
3443 rather then gen_rtx_MEM.
3444 (mips_setup_incoming_varargs): Use gen_frame_mem rather than
3446 (mips_set_return_address): Likewise.
3447 (mips_restore_gp): Likewise.
3449 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
3451 * config/mips/mips.c (gpr_mode): Delete.
3452 (mips16e_build_save_restore): Use word_mode and UNITS_PER_WORD
3453 instead of gpr_mode.
3454 (mips_for_each_saved_reg): Likewise.
3455 (mips_expand_prologue, mips_expand_epilogue): Likewise.
3456 (override_options): Don't initialize gpr_mode.
3457 * config/mips/mips.md (eh_return): Use word_mode instead of gpr_mode.
3459 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
3461 * config/mips/mips.c (mips_hard_regno_nregs): Put the UNITS_PER_WORD
3463 (mips_class_max_nregs): Calculate the smallest consituent register
3464 size and use that to determine an upper bound on the number of
3467 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
3469 * config/mips/mips.c (mips16_copy_fpr_return_value): New function,
3471 (mips_expand_epilogue): ...here.
3472 (mips_mdebug_abi_name): New function, split out from...
3473 (mips_file_start): ...here.
3474 (mips_hard_regno_mode_ok_p): New function, split out from...
3475 (override_options): ...here.
3476 (mips_expand_builtin_1): New function, split out from...
3477 (mips_expand_buitin): ...here. Abort if we don't recognize
3480 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
3482 * config/mips/mips.c (build_mips16_function_stub): Load the
3483 target address into $1 before transfering the arguments.
3484 Don't use ".set noreorder".
3485 (build_mips16_call_stub): Likewise.
3487 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
3489 * config/mips/mips.c (mips_output_32bit_xfer): New function.
3490 (mips_output_64bit_xfer): Likewise.
3491 (mips16_fp_args): Rename to...
3492 (mips_output_args_xfer): ...this and replace the FROM_FP_P argument
3493 with a DIRECTION argument. Use mips_output_32bit_xfer and
3494 mips_output_64bit_xfer.
3495 (build_mips16_function_stub): Update accordingly.
3496 (mips16_fpret_double): Delete.
3497 (build_mips16_call_stub): Update after above changes.
3498 Use mips_output_32bit_xfer. Use mips_output_64bit_xfer instead
3499 of mips16_fpret_double. Use GP_REG_RETURN.
3501 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
3503 * config/mips/mips.c (mips16_fp_args): Remove the FILE argument and
3504 use asm_out_file instead.
3505 (build_mips16_function_stub): Likewise.
3506 (build_mips16_call_stub, mips_output_function_prologue): Update
3509 2007-10-18 David S. Miller <davem@davemloft.net>
3511 Add Niagara-2 support.
3512 * doc/invoke.texi: Document -m{cpu,tune}=niagara2.
3513 * config.gcc: Add niagara2 to cpu and tune lists for sparc.
3514 * config/sparc/sparc.md (sparc_cpu_attr): Add niagara2.
3515 (include): Add inclusion of niagara2.md
3516 * config/sparc/sparc.c (niagara2_costs): New.
3517 (sparc_override_options): Add niagara2 entry to cpu_default[]
3518 and cpu_table[]. Set align_functions to 32 on Niagara2. Use
3519 niagara2_costs when PROCESSOR_NIAGARA2. Handle Niagara2 for
3520 PARAM_SIMULTANEOUS_PREFETCHES and PARAM_L1_CACHE_LINE_SIZE.
3521 (sparc_initialize_trampoline): Handle niagara2 like niagara.
3522 (sparc64_initialize_trampoline): Likewise.
3523 (sparc_use_sched_lookahead): Likewise.
3524 (sparc_issue_rate): Likewise.
3525 * config/sparc/sol2-bi.h: Handle TARGET_CPU_niagara2 and
3527 * config/sparc/sparc.h (TARGET_CPU_niagara2): Define.
3528 ({CPP,ASM}_CPU64_DEFAULT_SPEC): Set appropriately for
3529 TARGET_CPU_niagara2.
3530 (PROCESSOR_NIAGARA2): New.
3531 (REGISTER_MOVE_COST): Handle PROCESSOR_NIAGARA2.
3532 (BRANCH_COST): Likewise.
3533 * config/sparc/linux64.h: Handle TARGET_CPU_niagara2.
3534 * config/sparc/sol2.h: Likewise.
3535 * config/sparc/niagara2.md: New file.
3537 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
3539 * config/mips/mips.c (mips_frame_info): Remove gp_reg_size and
3541 (mips_compute_frame_info): Remove associated code.
3542 (mips16e_build_save_restore): Check num_fp instead of fp_reg_size.
3544 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
3546 * config/mips/mips-protos.h (compute_frame_size): Delete.
3547 * config/mips/mips.h: Update comments.
3548 * config/mips/mips.c (mips_frame_info): Remove initialized.
3549 (compute_frame_size): Rename to...
3550 (mips_compute_frame_info): ...this and make static. Remove the
3551 SIZE argument and return no value. Remove the setting of initialized.
3552 Update rest of file accordingly.
3553 (mips_set_return_address): Don't call compute_frame_size.
3554 (mips_can_use_return_insn): Don't check df_regs_ever_live_p (31).
3555 Don't call compute_frame_size.
3557 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
3559 * config/mips/mips-protos.h (mips_frame_pointer_required): Declare.
3560 * config/mips/mips.h (FRAME_POINTER_REQUIRED): Use
3561 mips_hard_frame_pointer_required.
3562 (CAN_ELIMINATE): Rely on FRAME_POINTER_REQUIRED to check for
3563 large MIPS16 frames.
3564 * config/mips/mips.c (mips_frame_pointer_required): New function.
3566 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
3568 * config/mips/mips.c (mips_frame_info): Add arg_pointer_offset
3569 and hard_frame_pointer_offset.
3570 (mips_debugger_offset): Use hard_frame_pointer_offset.
3571 (mips16e_collect_argument_save_p): Likewise.
3572 (compute_frame_size): Initialize arg_pointer_offset and
3573 hard_frame_pointer_offset.
3574 (mips_initial_elimination_offset): Use them.
3575 (mips_output_function_prologue): Use hard_frame_pointer_offset.
3576 (mips_expand_prologue, mips_expand_epilogue): Likewise.
3578 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
3580 * config/mips/mips.h (STARTING_FRAME_OFFSET): Remove rtl
3582 * config/mips/mips.c (mips_frame_info): Give num_gp and num_fp type
3583 "unsigned int" rather than "int" and put them with the other
3584 register-related fields. Put expanded comments above fields
3585 rather than to their right.
3586 (mips16e_mask_registers): Replace the GP_REG_SIZE_PTR argument
3587 with a NUM_REGS_PTR argument.
3588 (mips16e_save_restore_pattern_p): Update accordingly.
3589 (compute_frame_size): Clarify frame diagram. Rewrite.
3591 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
3593 * config/mips/mips-ftypes.def: New file.
3594 * config/mips/mips.c (MIPS_FTYPE_NAME1, MIPS_FTYPE_NAME2)
3595 (MIPS_FTYPE_NAME3, MIPS_FTYPE_NAME4): New macros.
3596 (mips_function_type): Redefine using mips-ftypes.def.
3597 (dsp_bdesc): Use POINTER rather than PTR in the MIPS_*_FTYPE_* names.
3598 (mips_builtin_vector_type): New function.
3599 (MIPS_ATYPE_VOID, MIPS_ATYPE_INT, MIPS_ATYPE_POINTER, MIPS_ATYPE_SI)
3600 (MIPS_ATYPE_USI, MIPS_ATYPE_DI, MIPS_ATYPE_SF, MIPS_ATYPE_DF)
3601 (MIPS_ATYPE_V2SF, MIPS_ATYPE_V2HI, MIPS_ATYPE_V4QI, MIPS_FTYPE_ATYPES1)
3602 (MIPS_FTYPE_ATYPES2, MIPS_FTYPE_ATYPES3, MIPS_FTYPE_ATYPES4): New
3604 (mips_build_function_type): New function.
3605 (mips_init_builtins): Use it to create types lazily.
3607 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
3609 * config/mips/mips.h (set_volatile): Delete.
3610 * config/mips/mips.c (set_volatile): Delete.
3611 (mips_print_operand_punctuation): New function, split out from
3612 print_operand. Remove '%{', '%}', '%~', '%&' and '%!'.
3613 Use the same character ordering in the code and the comments.
3614 Use a recursive call to handle '*'. Abort on unknown characters.
3615 (mips_init_print_operand_punct): New function, split out from
3617 (mips_print_int_branch_condition): New function, split out from
3618 print_operand. Use GET_RTX_NAME. Use output_operand_lossage
3619 to report unexpected codes.
3620 (mips_print_float_branch_condition): New function, split out from
3621 print_operand. Use output_operand_lossage to report unexpected codes.
3622 (print_operand): Rework to use a case statement. Use the
3623 same letter ordering in the code and the comments. Use
3624 output_operand_lossage to report unexpected codes and
3625 reverse_condition to handle inverted branch conditions.
3626 (override_options): Use mips_init_print_operand_punct.
3628 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
3630 * config/mips/mips.h: Move variable declarations to end of file and
3631 enclose them all in #ifndef USED_FOR_TARGET.
3632 * config/mips/mips.c: Reorder functions into more logical groups,
3633 and so that callees appear before callers. Put the targetm
3634 initializer at the end of the file. Remove forward static
3635 declarations where possible.
3636 (mips_init_builtins): Add "static" to definition.
3637 (mips_expand_builtin, mips_mode_rep_extended): Likewise.
3639 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
3641 * config/mips/mips.c (TARGET_MIN_ANCHOR_OFFSET): Delete.
3642 (TARGET_MAX_ANCHOR_OFFSET): Delete.
3643 (mips_cannot_force_const_mem): Don't check TARGET_HAVE_TLS.
3644 (mips_set_mips16_mode): Initialize min_anchor_offset and
3645 max_anchor_offset directly to constants.
3647 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
3649 * config/mips/mips.c: Delete trailing whitespace.
3651 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
3653 * config/mips/mips.c (mips_expand_call): Use FAKE_CALL_REGNO.
3654 (mips_avoid_hazard): Allow multiple sets for HAZARD_DELAY,
3656 * config/mips/mips.md (load_call<mode>): Don't make the unspec
3657 depend on FAKE_CALL_REGNO. Set FAKE_CALL_REGNO.
3659 2007-10-18 David Daney <ddaney@avtrex.com>
3661 * config/mips/linux-unwind.h (mips_fallback_frame_state): Use new
3662 reg_offset variable to calculate register locations.
3664 2007-10-18 Richard Guenther <rguenther@suse.de>
3666 * tree-ssa.c (uid_ssaname_map_eq): New function.
3667 (uid_ssaname_map_has): Likewise.
3668 (init_tree_ssa): Allocate default_defs as uid_ssaname map.
3669 * tree-flow.h (struct gimple_df): Make default_defs a
3671 * tree-dfa.c (gimple_default_def): Deal with it.
3672 (set_default_def): Likewise.
3674 2007-10-18 Richard Guenther <rguenther@suse.de>
3676 * tree-flow.h (struct gimple_df): Make referenced_vars
3678 (uid_decl_map_eq): Declare.
3679 (uid_decl_map_hash): Likewise.
3680 * tree-ssa.c (uid_decl_map_eq): New function.
3681 (uid_decl_map_hash): Likewise.
3682 (init_tree_ssa): Make referenced_vars a uid_decl_map.
3683 * tree-flow-inline.h (first_referenced_var): Deal with
3684 the referenced_vars representation change.
3685 (next_referenced_var): Likewise.
3686 * tree-dfa.c (referenced_var_lookup): Likewise.
3687 (referenced_var_check_and_insert): Likewise.
3688 (remove_referenced_var): Likewise.
3690 2007-10-18 Daniel Jacobowitz <dan@codesourcery.com>
3692 * config/mips/mips.c (mips_dwarf_register_span): New.
3693 (TARGET_DWARF_REGISTER_SPAN): Define.
3695 2007-10-18 Chen Liqin <liqin@sunnorth.com.cn>
3697 * config.gcc : update score-*-elf(extra_objs).
3698 * config/score/mac.md : Remove.
3699 * config/score/misc.md : Remove.
3700 * config/score/score7.md : Remove.
3701 * config/score/score-mdaux.h : Remove.
3702 * config/score/score-mdaux.c : Remove.
3703 * config/score/score-version.h : Remove.
3704 * config/score/score-generic.md : New.
3705 * config/score/score3.h : New.
3706 * config/score/score3.c : New.
3707 * config/score/score7.h : New.
3708 * config/score/score7.c : New.
3709 * config/score/mul-div.S : add flush_cache score3 support.
3710 * config/score/elf.h : Fix some typos.
3711 * config/score/score.md : merge score3 and score7 pattern.
3712 * config/score/score.c : use to seperate which target it used.
3713 * config/score/score.h : use to seperate the target macro.
3714 * config/score/score.opt : remove -mmac option , add -mscore3,
3715 -mscore3d and -march OPTION support.
3717 2007-10-17 Andrew Pinski <andrew_pinski@playstation.sony.com>
3719 * cfgexpand.c (expand_stack_vars): Add checking to make sure
3720 that the offset of a variable is not greater than the size
3723 2007-10-17 Anatoly Sokolov <aesok@post.ru>
3725 * config/avr/avr.c (avr_mcu_types): Add support for atmega48p,
3726 atmega88p, atmega168p and atmega328p devices.
3727 * config/avr/avr.h (LINK_SPEC): (Ditto.).
3728 (CRT_BINUTILS_SPECS): (Ditto.).
3729 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
3731 2007-10-17 Maxim Kuvyrkov <maxim@codesourcery.com>
3733 * sched-ebb.c: Surround code with '#ifdef INSN_SCHEDULING'.
3735 * sched-deps.c: Ditto. Remove nested #ifdef's INSN_SCHEDULING.
3736 * sched-int.h: Surround declarations with '#ifdef INSN_SCHEDULING'.
3737 (print_insn): Move declaration to ...
3738 * rtl.h (print_insn): ... here.
3740 2007-10-17 Maxim Kuvyrkov <maxim@codesourcery.com>
3742 * config/m68k/m68k.h (m68k_sched_cpu, m68k_sched_attr_opx_type,
3743 m68k_sched_attr_opy_type, m68k_sched_attr_size, m68k_sched_attr_op_mem,
3744 m68k_sched_branch_type): Move declarations to ...
3745 * config/m68/m68k-protos.h: ... here.
3747 2007-10-17 Maxim Kuvyrkov <maxim@codesourcery.com>
3749 * genattrtab.c (main): Rearrange output of insn-attrtab.c headers.
3751 2007-10-17 Eric B. Weddington <eweddington@cso.atmel.com>
3753 * config/avr/avr.c (avr_mcu_types): Add attiny48.
3754 * config/avr/avr.h (LINK_SPEC): Likewise.
3755 (CRT_BINUTILS_SPECS): Likewsie.
3756 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
3758 2007-10-17 Eric B. Weddington <eweddington@cso.atmel.com>
3760 * config/avr/avr.c (avr_mcu_types): Add attiny43u.
3761 * config/avr/avr.h (CRT_BINUTILS_SPECS): Likewsie.
3762 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
3764 2007-10-17 Uros Bizjak <ubizjak@gmail.com>
3767 * reg-stack.c (move_for_stack_reg): Swap input argument of
3768 UNSPEC_TAN insn to the top of the stack.
3770 2007-10-17 Uros Bizjak <ubizjak@gmail.com>
3773 * config/i386/i386.c (ix86_expand_builtin) [IX86_BUILTIN_PSLLWI128,
3774 IX86_BUILTIN_PSLLDI128, BUILTIN_PSLLQI128, IX86_BUILTIN_PSRAWI128,
3775 IX86_BUILTIN_PSRADI128, IX86_BUILTIN_PSRLWI128,
3776 IX86_BUILTIN_PSRLDI128, IX86_BUILTIN_PSRLQI128]: Do not require
3777 immediate shift value.
3778 * config/i386/emmintrin.h (_mm_slli_epi16, _mm_slli_epi32,
3779 _mm_slli_epi64, _mm_srai_epi16, _mm_srai_epi32, _mm_srli_epi16,
3780 _mm_srli_epi32, _mm_srli_epi64): Remove 'const' from count argument.
3781 Remove macros for !__OPTIMIZE__ case.
3783 2007-10-17 Daniel Berlin <dberlin@dberlin.org>
3785 * tree-ssa-structalias.c (rewrite_constraints): Don't test for
3787 (perform_var_substitution): Only DFS from real nodes. Don't test
3789 (unite_pointer_equivalences): Fix broken test.
3791 2007-10-17 Alan Modra <amodra@bigpond.net.au>
3793 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Correct
3794 altivec sp_offset. Rearrange sp_offset assignments to
3795 correspond to stack adjustments. Use frame_reg_rtx for
3796 SPE register restores. Correct SPE stack adjustment.
3798 2007-10-17 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3800 * builtins.c (gimplify_va_arg_expr): Use inform for help message.
3801 * toplev.c (check_global_declaration_1): Use appropriate warning
3802 option instead of unnamed warning.
3803 * stor-layout.c (layout_decl): Likewise.
3804 * c-typeck.c (build_conditional_expr): Likewise.
3805 (build_compound_expr): Fix wrong comment.
3806 (build_binary_op): Use appropriate warning option instead of
3808 * cfgexpand.c (tree_expand_cfg): Likewise.
3809 * tree-optimize.c (tree_rest_of_compilation): Likewise.
3810 * tree-cfg.c (remove_useless_stmts_warn_notreached): Likewise.
3811 (execute_warn_function_return): Likewise.
3812 * stmt.c (warn_if_unused_value): Likewise.
3814 2007-10-16 Eric B. Weddington <eweddington@cso.atmel.com>
3816 * config/avr/avr.c (avr_mcu_types): Add at90pwm216, at90pwm316.
3817 * config/avr/avr.h (LINK_SPEC): Likewise and remove regex for
3819 (CRT_BINUTILS_SPECS): Likewsie.
3820 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
3822 2007-10-16 Amruth Laxman <amruth.laxman@nsn.com>
3825 * config/sparc/sparc.h (LOCAL_ALIGNMENT): Define.
3827 2007-10-16 Eric Botcazou <ebotcazou@libertysurf.fr>
3829 * dce.c (init_dce): Only initialize the obstacks for the fast pass.
3830 (fini_dce): Only release them for the fast pass.
3831 (end_ud_dce): Delete.
3832 (rest_of_handle_ud_dce): Do not modify df_in_progress.
3833 Call fini_dce instead of end_ud_dce.
3834 (rest_of_handle_fast_dce): Do not modify df_in_progress.
3835 (run_fast_df_dce): Reset df_in_progress to false on exit.
3837 2007-10-16 Paolo Bonzini <bonzini@gnu.org>
3838 Maxim Kuvyrkov <maxim@codesourcery.com>
3840 * target.h (unspec_may_trap_p): New target hook.
3841 * target-def.h (TARGET_UNSPEC_MAY_TRAP_P): New macro.
3842 * targhooks.c (default_unspec_may_trap_p): Default implementation of
3844 * targhooks.h (default_unspec_may_trap_p): Declare it.
3845 * doc/tm.texi (TARGET_UNSPEC_MAY_TRAP_P): Document new hook.
3846 * rtlanal.c (may_trap_p_1): Use new hook. Make global.
3847 * rtl.h (may_trap_p_1): Declare.
3849 * config/ia64/ia64.c (ia64_unspec_may_trap_p): New function to
3850 override default hook implementation.
3851 (TARGET_UNSPEC_MAY_TRAP_P): Override default implementation of the
3854 2007-10-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3856 * doc/invoke.texi (Wextra): Move it just after Wall, list the
3857 options enabled by Wextra and mention Wuninitialized.
3859 2007-10-15 Nigel Stephens <nigel@mips.com>
3861 * config/mips/mips.h (LOCAL_ALIGNMENT): Define.
3863 2007-10-15 Jakub Jelinek <jakub@redhat.com>
3865 PR tree-optimization/33136
3866 * opts.c (decode_options): Don't enable flag_ipa_type_escape.
3868 2007-10-15 Alexandre Oliva <aoliva@redhat.com>
3870 PR tree-optimization/33735
3871 PR tree-optimization/33572
3872 * tree-inline.c (update_ssa_across_abnormal_edges): Revert
3873 2007-10-09's change.
3874 * except.c (duplicate_eh_regions): Don't look for prev_try
3875 beyond ERT_ALLOWED_EXCEPTIONS with an empty list.
3877 2007-10-15 Alexandre Oliva <aoliva@redhat.com>
3880 * tree-inline.c (copy_bb): Use bsi_replace to replace a
3881 __builtin_va_arg_pack-containing call stmt.
3883 2007-10-15 Razya Ladelsky <razya@il.ibm.com>
3885 * matrix-reorg.c (gate_matrix_reorg): Don't comment out whole
3888 2007-10-15 Jakub Jelinek <jakub@redhat.com>
3890 PR tree-optimization/33619
3891 * tree-ssa-ter.c (is_replaceable_p): Return false for all
3894 2007-10-15 David Edelsohn <edelsohn@gnu.org>
3896 * config.gcc (powerpc-ibm-aix5*): Install altivec.h.
3898 2007-10-15 Richard Guenther <rguenther@suse.de>
3900 * fold-const.c (extract_array_ref): Remove.
3901 (fold_comparison): Handle POINTER_PLUS_EXPR with the
3902 generic address expression comparison folding. Remove
3903 the folding that used extract_array_ref.
3905 2007-10-15 Maxim Kuvyrkov <maxim@codesourcery.com>
3908 * haifa-sched.c (process_insn_forw_deps_be_in_spec): Check if
3909 speculation type of insn can be changed before trying to do that.
3911 2007-10-15 Eric Botcazou <ebotcazou@libertysurf.fr>
3913 * dse.c (struct insn_info): Add 'frame_read' field.
3914 (scan_insn): For the call to a const function, set frame_read if
3915 reload has been run.
3916 If the insn reads the frame, kill the frame related stores.
3917 (scan_reads_nospill): Likewise.
3919 2007-10-14 Jason Merrill <jason@redhat.com>
3921 * tree-eh.c (optimize_double_finally): Don't assume that the
3922 cleanup we're duplicating is only one statement.
3924 2007-10-14 Kazu Hirata <kazu@codesourcery.com>
3926 * config/fixed-bit.c, config/i386/cpuid.h, config/i386/i386.c,
3927 config/i386/i386.md, config/i386/sse.md, function.c, jump.c,
3928 modulo-sched.c, ra-conflict.c, toplev.c, tree-eh.c, tree-sra.c,
3929 tree-ssa-dse.c, tree-vect-analyze.c, tree-vect-patterns.c,
3930 tree-vect-transform.c: Fix comment typos.
3931 * doc/extend.texi: Fix a typo.
3933 * c-common.h: Remove the prototype for c_expand_body.
3934 * c-tree.h: Remove the prototype for c_disregard_inline_limits.
3935 * tree.h: Remove the prototype for fold_build_call_expr.
3937 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_CANNOT_INLINE_TREE_FN):
3939 * c-tree.h: Remove the prototype for c_cannot_inline_tree_fn.
3941 2007-10-13 David Edelsohn <edelsohn@gnu.org>
3943 * config/rs6000/aix53.h: New file.
3944 * config/rs6000/aix{41,43,51,52}.h (TARGET_ALTIVEC): Define to 0.
3945 (TARGET_ALTIVEC_ABI): Same.
3946 * config/rs6000/aix.h (TARGET_ALTIVEC): Delete.
3947 (TARGET_ALTIVEC_ABI): Delete.
3948 * config.gcc (powerpc-ibm-aix5*): Rename to aix5.2. Add new
3949 stanza defaulting to aix5.3.
3951 2007-10-12 Nathan Froyd <froydnj@codesourcery.com>
3953 * config/i386/i386.md (SI_REG, DI_REG): New constants.
3954 (strmov): Use defined constants.
3955 (cmpstrnsi): Likewise.
3956 * config/i386/i386.c (decide_alg): Use defined constants.
3957 (ix86_expand_strlen): Likewise.
3959 2007-10-12 Richard Sandiford <rsandifo@nildram.co.uk>
3961 * dse.c (find_shift_sequence): Reinstate "<= UNITS_PER_WORD" condition.
3962 * var-tracking.c (micro_operation_def): Update comment on u.loc.
3963 (mode_for_reg_attrs, var_lowpart): New functions.
3964 (add_uses): Consider recording a lowpart of LOC for MO_USE.
3965 (add_stores): Likewise MO_SET and MO_COPY. If the source of a set
3966 or copy is known, set LOC to the SET that performs the set, instead
3968 (find_src_status, find_src_set_src): Remove LOC parameter.
3969 Replace INSN with the source value.
3970 (compute_bb_dataflow, emit_notes_in_bb): Check for a SET u.loc when
3971 handling MO_SET and MO_COPY. Update the calls to find_src_status
3972 and find_src_set_src.
3974 2007-10-12 Nathan Froyd <froydnj@codesourcery.com>
3977 * config/i386/i386.md (strmov): Check for esi and edi usage.
3978 * config/i386/i386.c (decide_alg): Check whether we can use a
3979 rep prefix and adjust algorithm choice accordingly.
3980 (ix86_expand_strlen): Check for eax, ecx, and edi usage.
3982 2007-10-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3984 * config/c4x/c4x.md (mulqi3, mulhi3): Use optab_libfunc.
3986 2007-10-12 Kenneth Zadeck <zadeck@naturalbridge.com>
3988 * global.c (build_insn_chain): Formatting fixes.
3990 2007-10-12 Richard Guenther <rguenther@suse.de>
3992 * tree-ssa-forwprop.c (forward_propagate_into_cond): For
3993 combining both operands require either both have single uses
3994 or combining to a constant.
3996 2007-10-12 Richard Guenther <rguenther@suse.de>
3999 * tree-ssa-forwprop.c (can_propagate_from): Do not propagate from
4000 a rhs with side-effects or which is a load.
4001 (forward_propagate_into_cond): Also try combining both operands.
4003 2007-10-12 Uros Bizjak <ubizjak@gmail.com>
4005 PR tree-optimization/33742
4006 * tree-vect-transform.c (vectorizable_operation): Return false
4007 if get_vectype_for_scalar_type for scalar_dest can't be determined.
4008 (vectorizable_call): Same for rhs_type and lhs_type.
4010 2007-10-12 Jakub Jelinek <jakub@redhat.com>
4012 PR tree-optimization/33645
4013 * tree-ssa-live.c (mark_all_vars_used): Add data argument,
4014 pass it to walk_tree.
4015 (mark_all_vars_used_1): Pass data through to mark_all_vars_used.
4016 When calling set_is_used on a VAR_DECL, if data is not NULL and
4017 its DECL_UID is in the bitmap, call mark_all_vars_used on its
4018 DECL_INITIAL after clearing the bit in bitmap.
4019 (remove_unused_locals): Adjust mark_all_vars_used callers.
4020 Instead of removing unused global vars from unexpanded_var_list
4021 immediately record them in bitmap, call mark_all_vars_used on
4022 all used global vars from unexpanded_var_list and only purge
4023 global vars that weren't found used even during that step.
4025 2007-10-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4027 * gthr-posix.h (__gthread_active_init): Create detached instead of
4028 joinable thread when testing whether threads are active on hppa-hpux.
4029 * gthr-posix95.h (__gthread_active_init): Likewise.
4031 2007-10-11 Kenneth Zadeck <zadeck@naturalbridge.com>
4034 * global.c (build_insn_chain): Include insn that occur between
4037 2007-10-11 Tom Tromey <tromey@redhat.com>
4039 * gengtype-yacc.y: Delete.
4041 2007-10-11 Uros Bizjak <ubizjak@gmail.com>
4043 * config/i386/i386.md (AX_REG, DX_REG, CX_REG): New constants.
4044 * config/i386/i386.c (ix86_function_arg_regno_p, function_arg_32,
4045 function_value_32, function_value_64, function_value_ms_64,
4046 setup_incoming_varargs_64, ix86_expand_prologue, ix86_expand_call,
4047 legitimize_tls_address, x86_this_parameter, x86_output_mi_thunk):
4050 2007-10-11 Richard Guenther <rguenther@suse.de>
4052 * gcse.c (hash_scan_set): If the next nonnote insn is in
4053 a different basic block insert the set.
4055 2007-10-11 Richard Guenther <rguenther@suse.de>
4058 * tree-cfg.c (one_pointer_to_useless_type_conversion_p): New function.
4059 (verify_gimple_expr): Use it to verify pointer-to types for
4062 2007-10-11 Richard Guenther <rguenther@suse.de>
4065 * c-typeck.c (build_array_ref): Do not strip qualifiers from
4066 the array element type.
4068 2007-10-11 Eric Botcazou <ebotcazou@libertysurf.fr>
4070 PR rtl-optimization/33638
4071 * dse.c (struct insn_info): Remove 'stack_read' field,
4072 add 'stack_pointer_based' field.
4073 (record_store): For a store with non-constant base, record
4074 whether it is stack pointer based.
4075 (scan_insn): For the call to a const function, remove stack
4076 pointer based stores from the list of local active stores.
4077 (scan_reads_nospill): Delete code dealing with const functions.
4079 2007-10-10 Peter Bergner <bergner@vnet.ibm.com>
4081 * ra-conflict.c (partial_bitnum, max_bitnum): Change type of variables
4083 (conflict_p, set_conflict, set_conflicts): Likewise.
4084 * global.c (global_alloc): Likewise.
4085 * ra.h: Update prototypes.
4087 2007-10-10 Wolfgang Gellerich <gellerich@de.ibm.com>
4089 * opth-gen.awk: Fixed generation of comment stating the origin
4092 2007-10-10 Kazu Hirata <kazu@codesourcery.com>
4095 2007-10-09 Kazu Hirata <kazu@codesourcery.com>
4096 * longlong.h (count_leading_zeros): Replace '{' and '}' with '%{'
4097 and '%}', respectively.
4100 2007-10-09 Kazu Hirata <kazu@codesourcery.com>
4101 * config/m68k/m68k.c (print_operand): Handle '{' and '}'.
4102 * config/m68k/m68k.h (PRINT_OPERAND_PUNCT_VALID_P): Accept '{'
4104 * config/m68k/m68k.md: Replace '{' with '%{' where '{' is
4108 2007-10-07 Kazu Hirata <kazu@codesourcery.com>
4109 * config/m68k/m68k.c, config/m68k/m68k.md: Use the assembly
4110 syntax for ASSEMBLER_DIALECT.
4111 * config/m68k/m68k.h (ASSEMBLER_DIALECT): New.
4113 2007-10-10 Revital Eres <eres@il.ibm.com>
4115 * modulo-sched.c (check_nodes_order): Dump the final order of
4117 (get_sched_window): Add dump info.
4118 (calculate_order_params): Dump order params of the nodes.
4120 2007-10-09 Kenneth Zadeck <zadeck@naturalbridge.com>
4123 * ra-conflict.c (record_one_conflict_between_regnos,
4124 set_conflicts_for_earlyclobber, global_conflicts): Improved logging.
4125 (global_conflicts): Enhanced incorrect check.
4127 2007-10-09 Geoffrey Keating <geoffk@apple.com>
4129 * dwarf2out.c (output_call_frame_info): FDEs are always emitted
4130 if flag_exceptions is not set.
4131 * config/darwin.c (darwin_emit_unwind_label): Rewrite to use
4132 assemble_name rather than incorrectly emulating it.
4134 * doc/extend.texi (Deprecated Features): Mention that <? and >? and
4135 friends are removed from G++.
4137 2007-10-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4139 * c-opts.c (c_common_handle_option): -Wnontemplate-friend,
4140 -Wwrite-strings and -Wmultichar are enabled by default, so Wall
4141 enabling them is redundant. Don't check two times for
4144 2007-10-09 H.J. Lu <hongjiu.lu@intel.com>
4146 * ra-conflict.c (record_one_conflict_between_regnos): Revert
4148 (set_conflicts_for_earlyclobber): Likewise.
4149 (global_conflicts): Likewise.
4151 2007-10-09 Kazu Hirata <kazu@codesourcery.com>
4153 * longlong.h (count_leading_zeros): Replace '{' and '}' with '%{'
4154 and '%}', respectively.
4156 2007-10-09 Kazu Hirata <kazu@codesourcery.com>
4158 * config/m68k/m68k.c (print_operand): Handle '{' and '}'.
4159 * config/m68k/m68k.h (PRINT_OPERAND_PUNCT_VALID_P): Accept '{'
4161 * config/m68k/m68k.md: Replace '{' with '%{' where '{' is
4164 2007-10-09 Richard Guenther <rguenther@suse.de>
4167 * gimplify.c (canonicalize_component_ref): Honor qualifiers
4168 of referenced structure and component.
4170 2007-10-09 Kenneth Zadeck <zadeck@naturalbridge.com>
4173 * ra-conflict.c (record_one_conflict_between_regnos,
4174 set_conflicts_for_earlyclobber, global_conflicts): Improved logging.
4175 (global_conflicts): Removed incorrect check.
4177 2007-10-09 Richard Sandiford <rsandifo@nildram.co.uk>
4179 PR tree-optimization/33615
4180 * tree-ssa-pre.c (compute_avail): Don't call make_values_for_stmt
4181 if the statement might throw. Fix formatting.
4183 2007-10-09 Richard Sandiford <rsandifo@nildram.co.uk>
4185 PR tree-optimization/33615
4186 * tree-ssa-loop-im.c (movement_possibility): Return MOVE_IMPOSSIBLE
4187 if the rhs might throw.
4189 2007-10-09 Jan Hubicka <jh@suse.cz>
4191 * invoke.texi (align-threshold, align-loop-iterations): Document.
4192 * final.c: Include cfgloop.h, params.h
4193 (compute_alignments): Dump decisions and compare them with loop
4194 structure; honor given parameters.
4195 (pass_compute_alignments): New dump file.
4196 * params.def (PARAM_ALIGN_THRESHOLD, PARAM_ALIGN_LOOP_ITERATIONS): New.
4197 * Makefile.in (final.o): Add dependency on cfgloop.h and params.h
4199 2007-10-09 James E. Wilson <wilson@specifix.com>
4201 PR tree-optimization/33655
4203 * tree-sra.c (bitfield_overlaps_p): When fld->element is INTEGER_CST,
4204 convert it to bitsizetype before size_binop call.
4206 2007-10-09 Alexandre Oliva <aoliva@redhat.com>
4208 PR tree-optimization/33572
4209 * tree-inline.c (update_ssa_across_abnormal_edges): Tolerate
4210 the absence of a corresponding edge from the exit block.
4212 2007-10-09 Alexandre Oliva <aoliva@redhat.com>
4215 * tree-sra.c (instantiate_element): Use BYTES_BIG_ENDIAN for
4217 (sra_build_assignment): Likewise. Set up mask depending on
4218 precision, not type.
4219 (sra_build_bf_assignment): Use BYTES_BIG_ENDIAN. Don't overflow
4220 computing bit masks.
4221 (sra_build_elt_assignment): Don't view-convert from signed to
4223 (sra_explode_bitfield_assignment): Use bit-field type if
4224 possible. Use BYTES_BIG_ENDIAN.
4226 2007-10-08 Alexandre Oliva <aoliva@redhat.com>
4229 * tree-sra.c (scalarize_lsdt): Fix thinko in testing whether
4230 the original stmt can throw.
4231 (sra_build_bf_assignment): Fix type mismatch when applying negated
4234 2007-10-08 Geoffrey Keating <geoffk@apple.com>
4236 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Register
4237 '#pragma mark' to be executed at preprocessing time.
4239 2007-10-08 Ollie Wild <aaw@google.com>
4241 * varasm.c (compare_constant): Removed call to
4242 lang_hooks.expand_constant.
4243 (copy_constants): Removed call to lang_hooks.expand_constant.
4244 (compute_reloc_for_constant): Removed call to
4245 lang_hooks.expand_constant.
4246 (output_addressed_constants): Removed call to
4247 lang_hooks.expand_constant.
4248 (constructor_static_from_elts_p): Removed call to
4249 lang_hooks.expand_constant.
4250 (output_constant): Removed calls to lang_hooks.expand_constant.
4251 * langhooks.h (struct lang_hooks): Removed field expand_constant.
4252 * langhooks-def.h (lhd_return_tree): Removed.
4253 (LANG_HOOKS_EXPAND_CONSTANT): Removed.
4254 (LANG_HOOKS_INITIALIZER): Removed LANG_HOOKS_EXPAND_CONSTANT.
4255 * langhooks.c (lhd_return_tree): Removed.
4257 2007-10-08 Mark Shinwell <shinwell@codesourcery.com>
4259 * combine.c (setup_incoming_promotions): Ensure that
4260 arguments that have not undergone mode promotions do not
4261 incorrectly get marked as being sign- or zero-extended.
4263 2007-10-08 Richard Guenther <rguenther@suse.de>
4268 * fold-const.c (fold_binary): Use correct types in folding
4269 of a * (1 << b) to (a << b). Likewise for ~A & ~B to ~(A | B)
4270 and building of RROTATE_EXPR.
4272 2007-10-08 Richard Guenther <rguenther@suse.de>
4277 * fold-const.c (fold_binary): Use the correct types when
4278 folding (A | CST1) & CST2 to (A & CST2) | (CST1 & CST2).
4279 (fold_binary): Use the correct types when folding
4280 (-A) - B to (-B) - A.
4281 (fold_unary): Use the correct types when folding ~(X).
4283 2007-10-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4285 * doc/invoke.texi (Wall): fix formatting issues.
4287 2007-10-07 Richard Sandiford <rsandifo@nildram.co.uk>
4289 * simplify-rtx.c (simplify_binary_operation_1): Canonicalize
4290 truncated shift counts.
4292 2007-10-07 Kazu Hirata <kazu@codesourcery.com>
4294 * config/m68k/m68k.c, config/m68k/m68k.md: Use the assembly
4295 syntax for ASSEMBLER_DIALECT.
4296 * config/m68k/m68k.h (ASSEMBLER_DIALECT): New.
4298 2007-10-06 Eric Botcazou <ebotcazou@adacore.com>
4299 Nathan Froyd <froydnj@codesourcery.com>
4301 * dwarf2out.c (dwarf2out_frame_init): Check for DWARF2_FRAME_INFO
4302 when determining whether to record INCOMING_RETURN_ADDR_RTX.
4304 2007-10-06 Eric Botcazou <ebotcazou@adacore.com>
4307 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
4309 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
4310 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
4311 the function, temporarily point the debug interface to the null one.
4313 2007-10-06 Alexandre Oliva <aoliva@redhat.com>
4315 PR tree-optimization/33655
4317 * tree-sra.c (bitfield_overlaps_p): Handle array and complex elements.
4319 2007-10-06 Alexandre Oliva <aoliva@redhat.com>
4321 PR tree-optimization/33572
4322 * tree-cfg.c (verify_stmts): Check for missing PHI defs.
4323 * tree-inline.c (update_ssa_across_eh_edges): Renamed to...
4324 (update_ssa_across_abnormal_edges): ... this. Set slots in the
4326 (copy_edges_for_bb): Handle nonlocal label edges.
4327 (make_nonlocal_label_edges): Deleted.
4328 (optimize_inline_calls): Don't call it.
4330 2007-10-05 Hans-Peter Nilsson <hp@axis.com>
4332 * gthr-single.h: Revert last change.
4334 2007-10-05 Michael Matz <matz@suse.de>
4337 * lower-subreg.c (decompose_multiword_subregs): Use
4338 validate_unshare_change().
4340 2007-10-05 Peter Bergner <bergner@vnet.ibm.com>
4342 * ra-conflict.c: Include "sparseset.h".
4343 (conflicts): Change to HOST_WIDEST_FAST_INT.
4344 (allocnos_live): Redefine variable as a sparseset.
4345 (SET_ALLOCNO_LIVE, CLEAR_ALLOCNO_LIVE, GET_ALLOCNO_LIVE):
4347 (allocno_row_words): Removed global variable.
4348 (partial_bitnum, max_bitnum, adjacency_pool, adjacency): New variables.
4349 (CONFLICT_BITNUM, CONFLICT_BITNUM_FAST): New defines.
4350 (conflict_p, set_conflict_p, set_conflicts_p): New functions.
4351 (record_one_conflict_between_regnos): Cache allocno values and reuse.
4353 (record_one_conflict): Update uses of allocnos_live to use
4354 the sparseset routines. Use set_conflicts_p.
4355 (mark_reg_store): Likewise.
4356 (set_reg_in_live): Likewise.
4357 (global_conflicts): Update uses of allocnos_live.
4358 Use the new adjacency list to visit an allocno's neighbors
4359 rather than iterating over all possible allocnos.
4360 Call set_conflicts_p to setup conflicts rather than adding
4362 * global.c: Comments updated.
4363 (CONFLICTP): Delete define.
4364 (regno_compare): New function. Add prototype.
4365 (global_alloc): Sort the allocno to regno mapping according to
4366 which basic blocks the regnos are referenced in. Modify the
4367 conflict bit matrix to a compressed triangular bitmatrix.
4368 Only allocate the conflict bit matrix and adjacency lists if
4369 we are actually going to allocate something.
4370 (expand_preferences): Use conflict_p. Update uses of allocnos_live.
4371 (prune_preferences): Use the FOR_EACH_CONFLICT macro to visit an
4372 allocno's neighbors rather than iterating over all possible allocnos.
4373 (mirror_conflicts): Removed function.
4374 (dump_conflicts): Iterate over regnos rather than allocnos so
4375 that all dump output will be sorted by regno number.
4376 Use the FOR_EACH_CONFLICT macro.
4377 * ra.h: Comments updated.
4378 (conflicts): Update prototype to HOST_WIDEST_FAST_INT.
4379 (partial_bitnum, max_bitnum, adjacency, adjacency_pool):
4381 (ADJACENCY_VEC_LENGTH, FOR_EACH_CONFLICT): New defines.
4382 (adjacency_list_d, adjacency_iterator_d): New types.
4383 (add_neighbor, adjacency_iter_init, adjacency_iter_done,
4384 adjacency_iter_next, regno_basic_block): New static inline functions.
4385 (EXECUTE_IF_SET_IN_ALLOCNO_SET): Removed define.
4386 (conflict_p): Add function prototype.
4387 * sparseset.h, sparseset.c: New files.
4388 * Makefile.in (OBJS-common): Add sparseset.o.
4389 (sparseset.o): New rule.
4391 2007-10-05 Richard Guenther <rguenther@suse.de>
4394 * fold-const.c (fold_unary): Do not fold (long long)(int)ptr
4397 2007-10-05 Michael Matz <matz@suse.de>
4400 * function.c (match_asm_constraints_1): Check for input
4401 being used in the outputs.
4403 2007-10-05 Richard Guenther <rguenther@suse.de>
4405 * tree-cfg.c (verify_gimple_expr): Accept OBJ_TYPE_REF.
4407 2007-10-05 Richard Sandiford <rsandifo@nildram.co.uk>
4410 * config/mips/mips.c (mips_register_move_cost): Rewrite to use
4411 subset checks. Make the cost of FPR -> FPR moves depend on
4412 mips_mode_ok_for_mov_fmt_p.
4414 2007-10-04 Doug Kwan <dougkwan@google.com>
4416 * gthr-posix.h (__gthread_cond_broadcast, __gthread_cond_wait,
4417 __gthread_cond_wait_recursive): Add to extend interface for POSIX
4418 conditional variables. (__GTHREAD_HAS_COND): Macro defined to signify
4419 support of conditional variables.
4420 * gthr-posix95.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-single.h (__gthread_cond_broadcast, __gthread_cond_wait,
4425 __gthread_cond_wait_recursive): Add to extend interface for POSIX
4426 conditional variables.
4427 * gthr.h: Update comments to document new interface.
4429 2007-10-04 Geoffrey Keating <geoffk@apple.com>
4431 * cgraphunit.c (cgraph_build_static_cdtor): Don't set DECL_IGNORED_P.
4433 2007-10-04 Anatoly Sokolov <aesok@post.ru>
4435 * config/avr/avr.c (expand_epilogue): Don't set RTX_FRAME_RELATED_P.
4437 2007-10-04 Richard Guenther <rguenther@suse.de>
4440 * tree-cfg.c (verify_gimple_expr): Operand one of POINTER_PLUS_EXPR
4441 does not need to be of INTEGER_TYPE.
4442 (verify_gimple_2): New function split out from ...
4443 (verify_gimple_1): ... here. ICE if there was an error during
4446 2007-10-04 Michael Matz <matz@suse.de>
4448 PR rtl-optimization/33653
4449 * dce.c (deletable_insn_p_1): Use volatile_refs_p().
4450 * dse.c (scan_insn): Same.
4452 2007-10-04 Kazu Hirata <kazu@codesourcery.com>
4454 * config.gcc: Remove USE_GAS for m68k targets.
4456 2007-10-04 Richard Guenther <rguenther@suse.de>
4458 PR tree-optimization/33627
4459 * tree-gimple.h (canonicalize_cond_expr_cond): Declare.
4460 * tree-gimple.c (canonicalize_cond_expr_cond): New function,
4462 * tree-ssa-forwprop.c (combine_cond_expr_cond): ... here.
4463 * tree-ssa-ifcombine.c (ifcombine_iforif): Use it.
4465 2007-10-04 Anatoly Sokolov <aesok@post.ru>
4467 * config/avr/avr.c (commands_in_file, commands_in_prologues,
4468 commands_in_epilogues): Remove variables.
4469 (avr_file_start): Remove unneded initializations of commands_in_file,
4470 commands_in_prologues and commands_in_epilogues variables.
4471 (avr_file_end): Remove dead code.
4473 2007-10-04 Kazu Hirata <kazu@codesourcery.com>
4475 * config/m68k/m68k.c (m68k_output_movem): Use the MOTOROLA if
4476 MOTOROLA is to true.
4478 2007-10-03 Richard Sandiford <rsandifo@nildram.co.uk>
4481 * config/mips/mips-protos.h (mips_split_64bit_move): Rename to...
4482 (mips_split_doubleword_move): ...this.
4483 * config/mips/mips.c (mips_subword): Extend to handle 64-bit words;
4484 use natural endianness for multi-format FPR values.
4485 (mips_split_64bit_move): Rename to...
4486 (mips_split_doubleword_move): ...this and extend to 64-bit words.
4487 Use move_doubleword_fpr* patterns for moves involving FPRs.
4488 (mips_save_reg): Update the call to mips_split_64bit_move.
4489 (mips_secondary_reload_class): Return NO_REGS for any reload of a
4490 nonzero constant into an FPR if the constant can be forced to memory.
4491 * config/mips/mips.md: Update the splitter calls to
4492 mips_split_64bit_move.
4493 (UNSPEC_LOAD_DF_LOW): Rename to...
4494 (UNSPEC_LOAD_LOW): ...this.
4495 (UNSPEC_LOAD_DF_HIGH): Rename to...
4496 (UNSPEC_LOAD_HIGH): ...this.
4497 (UNSPEC_STORE_DF_HIGH): Rename to...
4498 (UNSPEC_STORE_WORD): ...this.
4499 (SPLITF): New mode iterator.
4500 (HALFMODE): New mode attribute.
4501 (movtf): New expander.
4502 (*movtf_internal): New define_insn_and_split.
4503 (move_doubleword_fpr<mode>): New expander.
4504 (load_df_low, load_df_high, store_df_high, mthc1, mfhc1): Replace
4506 (load_low<mode>, load_high<mode>, store_word<mode>, mthc1<mode>)
4507 (mfhc1<mode>): ...these more general patterns.
4509 2007-10-03 Alexandre Oliva <aoliva@redhat.com>
4511 * cfgrtl.c (rtl_block_ends_with_call_p): Skip notes at the end.
4513 2007-10-03 Alexandre Oliva <aoliva@redhat.com>
4515 * gcse.c (hash_scan_set): Insert set in insn before note at
4516 the end of basic block.
4518 2007-10-03 Sebastian Pop <sebastian.pop@amd.com>
4520 PR tree-optimization/33576
4521 * testsuite/gcc.dg/tree-ssa/pr33576.c: New.
4522 * tree-loop-linear.c (linear_transform_loops): Call remove_iv.
4523 * lambda.h (lambda_loopnest_to_gcc_loopnest): New parameter.
4524 (remove_iv): Declared.
4525 * lambda-code.c (remove_iv): Not static.
4526 (lambda_loopnest_to_gcc_loopnest): New parameter remove_ivs.
4527 Don't remove ivs there, save ivs in the buffer.
4529 2007-10-03 Jason Merrill <jason@redhat.com>
4532 * tree-eh.c (same_handler_p): New fn.
4533 (optimize_double_finally): New fn.
4534 (refactor_eh_r): New fn.
4535 (refactor_eh): New fn.
4536 (pass_refactor_eh): New pass.
4537 * tree-pass.h: Declare it.
4538 * passes.c (init_optimization_passes): Add it.
4540 2007-10-03 Doug Kwan <dougkwan@google.com>
4541 Richard Guenther <rguenther@suse.de>
4544 * dwarf2out.c (reference_to_unused): Disable sanity checking,
4545 be conservative instead.
4547 2007-10-03 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
4550 * doc/invoke.texi (-fwhole-program): Document that Fortran
4551 doesn't support this option.
4553 2007-10-02 Richard Sandiford <rsandifo@nildram.co.uk>
4556 * expr.c (expand_expr_addr_expr_1): Pass CONSTRUCTORs to expand_expr.
4558 2007-10-02 David Daney <ddaney@avtrex.com>
4560 * config/mips/mips.md (sync_compare_and_swap<mode>): Handle compare
4561 against constant zero.
4562 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Handle constant zero
4565 2007-09-02 Kenneth Zadeck <zadeck@naturalbridge.com>
4567 * ra-conflict.c: New file.
4569 * reload.c (push_reload, find_dummy_reload): Change DF_RA_LIVE
4570 usage to DF_LIVE usage.
4571 (reload): Remove reference to df_get_live_top.
4572 * rtlanal.c (subreg_nregs_with_regno): New function.
4573 * df-scan.c (df_def_record_1, df_uses_record): Add code to set
4574 DF_REF_EXTRACT, DF_REF_STRICT_LOWER_PART, and DF_REF_SUBREG flags.
4575 (df_has_eh_preds): Removed.
4576 (df_bb_refs_collect, df_bb_refs_collect, df_bb_refs_collect,
4577 df_exit_block_uses_collect): Changed call from df_has_eh_preds to
4579 * global.c (allocno, max_allocno, conflicts, allocno_row_words,
4580 reg_allocno, EXECUTE_IF_SET_IN_ALLOCNO_SET): Moved to ra.h
4581 (SET_ALLOCNO_LIVE, CLEAR_ALLOCNO_LIVE): Moved to ra-conflicts.c.
4582 (regs_set, record_one_conflict, record_conflicts, mark_reg_store,
4583 mark_reg_clobber, mark_reg_conflicts, mark_reg_death): Deleted.
4584 (global_alloc): Turn off rescanning insns after call to
4585 global_conflicts and added call to set_preferences.
4586 (global_conflicts): Moved to ra-alloc.c.
4587 (set_preferences_1, set_preferences): New function.
4588 (mirror_conflicts): Changed types for various variables.
4589 (mark_elimination): Change DF_RA_LIVE
4590 usage to DF_LIVE usage.
4591 (build_insn_chain): Rewritten from scratch and made local.
4592 (print_insn_chain, print_insn_chains): New functions.
4593 (dump_conflicts): Do not print conflicts for fixed_regs.
4594 (rest_of_handle_global_alloc): Turn off insn rescanning.
4595 * hard-reg-set.h: Fixed comment.
4596 * local-alloc.c (update_equiv_regs): Change DF_RA_LIVE
4597 usage to DF_LIVE usage and delete refs to TOP sets.
4598 (block_alloc): Mark regs as live if they are in the artificial
4599 defs at top of block.
4600 (find_stack_regs): New function.
4601 (rest_of_handle_local_alloc): Changed urec problem to live
4602 problem and do not turn off df rescanning.
4603 * df.h (DF_UREC, DF_UREC_BB_INFO, DF_LIVE_TOP, DF_RA_LIVE_IN,
4604 DF_RA_LIVE_TOP, DF_RA_LIVE_OUT, df_urec_bb_info, df_urec,
4605 df_urec_add_problem, df_urec_get_bb_info, df_has_eh_preds): Removed.
4606 (DF_CHAIN, DF_NOTE, DF_CHAIN): Renumbered.
4607 (DF_REF_EXTRACT, DF_REF_STRICT_LOWER_PART, DF_REF_SUBREG): New
4608 fields in df_ref_flags. The rest have been renumbered.
4609 * init-regs.c (initialize_uninitialized_regs): Enhanced debugging
4611 * rtl.h (subreg_nregs_with_regno): New function.
4612 * df-problems.c: (df_get_live_out, df_get_live_in,
4613 df_get_live_top): Removed reference to DF_RA_LIVE.
4614 (df_lr_reset, df_lr_transfer_function, df_live_free_bb_info,
4615 df_live_alloc, df_live_reset, df_live_local_finalize,
4616 df_live_free): Make top set only if different from in set.
4617 (df_lr_top_dump, df_live_top_dump): Only print top set if
4618 different from in set.
4619 (df_lr_bb_local_compute): Removed unnecessary check.
4620 (df_urec_problem_data, df_urec_set_bb_info, df_urec_free_bb_info,
4621 df_urec_alloc, df_urec_mark_reg_change, earlyclobber_regclass,
4622 df_urec_check_earlyclobber, df_urec_mark_reg_use_for_earlyclobber,
4623 df_urec_mark_reg_use_for_earlyclobber_1, df_urec_bb_local_compute,
4624 df_urec_local_compute, df_urec_init, df_urec_local_finalize,
4625 df_urec_confluence_n, df_urec_transfer_function, df_urec_free,
4626 df_urec_top_dump, df_urec_bottom_dump, problem_UREC,
4627 df_urec_add_problem): Removed.
4628 (df_simulate_fixup_sets): Changed call from df_has_eh_preds to
4630 * Makefile.in (ra-conflict.o, ra.h): New dependencies.
4631 * basic_block.h (bb_has_abnormal_pred): New function.
4632 * reload1.c (compute_use_by_pseudos): Change DF_RA_LIVE
4633 usage to DF_LIVE usage.
4635 2007-10-02 Revital Eres <eres@il.ibm.com>
4637 * config/rs6000/predicates.md (easy_vector_constant): Return false
4638 for 750CL paired vectors.
4639 * config/rs6000/paired.md (movv2sf_paired): Fix move of easy
4641 (vec_initv2sf): Add new description.
4642 (vconcatsf): Likewise.
4643 * config/rs6000/rs6000-protos.h: Declare paired_expand_vector_init.
4644 * config/rs6000/rs6000.c (paired_expand_vector_init): New function.
4646 2007-10-01 Alexandre Oliva <aoliva@redhat.com>
4648 * tree-ssa-sink.c (sink_code_in_bb): Don't stop sinking after
4649 sinking the last stmt in a BB.
4651 2007-10-01 Alexandre Oliva <aoliva@redhat.com>
4654 * tree-sra.c (struct sra_elt): Add in_bitfld_block.
4655 (sra_hash_tree): Handle BIT_FIELD_REFs.
4656 (sra_elt_hash): Don't hash bitfld blocks.
4657 (sra_elt_eq): Skip them in parent compares as well. Handle
4659 (build_element_name_1): Handle BIT_FIELD_REFs.
4660 (instantiate_element): Propagate nowarn from parents. Create
4661 BIT_FIELD_REF for variables that are widened by scalarization.
4662 Gimple-zero-initialize all bit-field variables that are not
4663 part of parameters that are going to be scalarized on entry.
4664 (instantiate_missing_elements_1): Return the sra_elt.
4665 (canon_type_for_field): New.
4666 (try_instantiate_multiple_fields): New. Infer widest possible
4667 access mode from decl or member type, but clip it at word
4668 size, and only widen it if a field crosses an alignment boundary.
4669 (instantiate_missing_elements): Use them.
4670 (generate_one_element_ref): Handle BIT_FIELD_REFs.
4671 (scalar_bitfield_p): New.
4672 (sra_build_assignment): Optimize assignments from scalarizable
4673 BIT_FIELD_REFs. Use BITS_BIG_ENDIAN to determine shift counts.
4675 (sra_build_bf_assignment): New. Optimize assignments to
4676 scalarizable BIT_FIELD_REFs.
4677 (sra_build_elt_assignment): New. Optimize BIT_FIELD_REF
4678 assignments to full variables.
4679 (generate_copy_inout): Use the new macros and functions.
4680 (generate_element_copy): Likewise. Handle bitfld differences.
4681 (generate_element_zero): Don't recurse for blocks. Use
4682 sra_build_elt_assignment.
4683 (generate_one_element_init): Take elt instead of var. Use
4684 sra_build_elt_assignment.
4685 (generate_element_init_1): Adjust.
4686 (bitfield_overlap_info): New struct.
4687 (bitfield_overlaps_p): New.
4688 (sra_explode_bitfield_assignment): New. Adjust widened
4689 variables to account for endianness.
4690 (sra_sync_for_bitfield_assignment): New.
4691 (scalarize_use): Re-expand assignment to/from scalarized
4692 BIT_FIELD_REFs. Explode or sync needed members for
4693 BIT_FIELD_REFs accesses or assignments. Use REPLDUP.
4694 (scalarize_copy): Use REPLDUP.
4695 (scalarize_ldst): Move assert before dereference. Adjust EH handling.
4696 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
4698 2007-10-01 Paolo Bonzini <bonzini@gnu.org>
4700 * simplify-rtx.c (comparison_result, simplify_relational_operation_1):
4701 Rename CR_* constants to CMP_*. Fix spacing.
4703 2007-10-01 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4706 * Makefile.in (build_html_dir/gccinstall): gccinstall.texi needs
4707 to be processed with the special script doc/install.texi2html.
4709 2007-09-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4711 * doc/invoke.texi (Wall): List the options enabled by Wall.
4712 (Wstrict-aliasing): Add missing @option.
4714 2007-09-30 Richard Sandiford <rsandifo@nildram.co.uk>
4716 * config/mips/mips.c (mips_split_64bit_move): Use gen_rtx_REG_offset
4717 rather than gen_lowpart to change a register from DImode to DFmode.
4718 (mips_cannot_change_mode_class): Only allow FPRs to change mode if
4719 both FROM and TO are integer modes that are no bigger than 4 bytes.
4720 (mips_mode_ok_for_mov_fmt_p): New function.
4721 (mips_preferred_reload_class): Use it instead of FLOAT_MODE_P.
4722 (mips_secondary_reload_class): Tweak formatting and comments.
4723 Use reg_class_subset_p instead of direct comparisons with
4724 classes. Only allow direct FPR<->FPR moves for modes that
4725 satisfy mips_mode_ok_for_mov_fmt_p. Only allow loads and stores
4726 for 4- and 8-byte types. Handle reloads in which X is an FPR.
4727 * config/mips/mips.md (*movdi_gp32_fp64): Remove f<-f alternative.
4728 (*movdi_64bit): Likewise.
4729 (*movsi_internal): Likewise.
4730 (*movhi_internal): Likewise.
4731 (*movqi_internal): Likewise.
4733 2007-09-30 Diego Novillo <dnovillo@google.com>
4736 * tree-ssa-ter.c (is_replaceable_p): Return false if STMT may
4739 2007-09-30 Uros Bizjak <ubizjak@gmail.com>
4741 PR tree-optimization/33597
4742 * tree-vect-analyze.c (vect_build_slp_tree): Check if optab handler
4743 for LSHIFT_EXPR and RSHIFT_EXPR is available for vec_mode.
4745 2007-09-28 Uros Bizjak <ubizjak@gmail.com>
4747 * config/i386/i386.c (ix86_expand_move): Use can_create_pseudo_p ()
4748 instead of variants of (!reload_in_progress && !reload_completed).
4749 (x86_expand_vector_move): Ditto.
4751 2007-09-28 Ollie Wild <aaw@google.com>
4754 2007-09-27 Ollie Wild <aaw@google.com>
4756 * varasm.c (compare_constant): Removed call to
4757 lang_hooks.expand_constant.
4758 (copy_constants): Removed call to lang_hooks.expand_constant.
4759 (compute_reloc_for_constant): Removed call to
4760 lang_hooks.expand_constant.
4761 (output_addressed_constants): Removed call to
4762 lang_hooks.expand_constant.
4763 (constructor_static_from_elts_p): Removed call to
4764 lang_hooks.expand_constant.
4765 (output_constant): Removed calls to lang_hooks.expand_constant.
4766 * langhooks.h (struct lang_hooks): Removed field expand_constant.
4767 * langhooks-def.h (lhd_return_tree): Removed.
4768 (LANG_HOOKS_EXPAND_CONSTANT): Removed.
4769 (LANG_HOOKS_INITIALIZER): Removed LANG_HOOKS_EXPAND_CONSTANT.
4770 * langhooks.c (lhd_return_tree): Removed.
4772 2007-09-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
4775 * config/spu/spu.c (spu_expand_insv): Call copy_rtx on the second
4776 argument to gen_selb.
4778 2007-09-28 Chao-ying Fu <fu@mips.com>
4780 * libgcc-std.ver: Add fixed-point routines to GCC_4.3.0 section.
4781 * doc/libgcc.texi (Fixed-point fractional library routines):
4782 Fix typos for neg and cmp functions.
4784 2007-09-28 Michael Matz <matz@suse.de>
4786 PR rtl-optimization/33552
4787 * function.c (match_asm_constraints_1): Check for overlap in
4788 inputs and replace all occurences.
4790 2007-09-28 Richard Sandiford <rsandifo@nildram.co.uk>
4792 * config/mips/mips.c (override_options): Fix comment typo.
4794 2007-09-28 Jie Zhang <jie.zhang@analog.com>
4796 * config.gcc (bfin*-linux-uclibc*): Set extra_parts
4797 to "crtbegin.o crtbeginS.o crtend.o crtendS.o".
4798 * config/bfin/t-bfin-linux (crti.o): Don't build.
4800 (EXTRA_MULTILIB_PARTS): Remove crti.o and crtn.o.
4801 * config/bfin/t-bfin-uclinux (crti.o): Don't build.
4803 (EXTRA_MULTILIB_PARTS): Remove crti.o and crtn.o.
4805 2007-09-27 Ollie Wild <aaw@google.com>
4807 * varasm.c (compare_constant): Removed call to
4808 lang_hooks.expand_constant.
4809 (copy_constants): Removed call to lang_hooks.expand_constant.
4810 (compute_reloc_for_constant): Removed call to
4811 lang_hooks.expand_constant.
4812 (output_addressed_constants): Removed call to
4813 lang_hooks.expand_constant.
4814 (constructor_static_from_elts_p): Removed call to
4815 lang_hooks.expand_constant.
4816 (output_constant): Removed calls to lang_hooks.expand_constant.
4817 * langhooks.h (struct lang_hooks): Removed field expand_constant.
4818 * langhooks-def.h (lhd_return_tree): Removed.
4819 (LANG_HOOKS_EXPAND_CONSTANT): Removed.
4820 (LANG_HOOKS_INITIALIZER): Removed LANG_HOOKS_EXPAND_CONSTANT.
4821 * langhooks.c (lhd_return_tree): Removed.
4823 2007-09-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4826 * expr.c (emit_group_load_1): Split constant double when destination
4827 length is half source length.
4829 2007-09-27 Richard Sandiford <rsandifo@nildram.co.uk>
4831 * config/mips/mips.h (PTF_AVOID_BRANCHLIKELY): New macro.
4832 (mips_cpu_info): Add tune_flags.
4833 (GENERATE_BRANCHLIKELY): Remove TARGET_SR71K check.
4834 * config/mips/mips.c (mips_cpu_info_table): Add tune_flags fields.
4836 (override_options): Remove deprecation code. Use branch-likely
4837 instructions for optimize_size or if the tuning flags do not
4838 suggest otherwise. Tweak warning.
4839 (mips_matching_cpu_name_p, mips_parse_cpu): Use ARRAY_SIZE.
4841 2007-09-27 Matthias Klose <doko@ubuntu.com>
4843 * config/i386/t-linux64 (MULTILIB_OSDIRNAMES): Use ../lib32 as the
4844 multilib osdirname if it exists.
4845 * config/rs6000/t-linux64 (MULTILIB_OSDIRNAMES): Likewise.
4847 2007-09-27 Ian Lance Taylor <iant@google.com>
4849 PR tree-optimization/33565
4850 * tree-ssa-loop-ch.c (copy_loop_headers): Set TREE_NO_WARNING on
4851 assignments of comparisons.
4852 * tree-ssa-sccvn.c (simplify_binary_expression): Add stmt
4853 parameter. Change caller. Defer overflow warnings around call to
4855 * fold-const.c (fold_undefer_overflow_warnings): Don't warn if
4856 TREE_NO_WARNING is set on the statement.
4857 * tree-ssa-forwprop.c
4858 (tree_ssa_forward_propagate_single_use_vars): Don't test
4859 TREE_NO_WARNING when calling fold_undefer_overflow_warnings.
4860 * tree-cfg.c (fold_cond_expr_cond): Likewise.
4862 2007-09-27 Joseph Myers <joseph@codesourcery.com>
4864 * config/rs6000/rs6000.c (rs6000_legitimize_address): Do not
4865 reduce offset by units of 0x10000 for SPE vector modes or modes
4866 used with E500 double instructions.
4868 2007-09-04 Paolo Bonzini <bonzini@gnu.org>
4870 * simplify-rtx.c (comparison_result): New.
4871 (simplify_const_relational_operation): Use it instead of the five
4872 "equal|op[01]ltu?" variables; consequently remove redundant "else"s.
4873 Improve bounds-checking optimizations; remove subsumed POPCOUNT
4874 optimizations. Extract nonzero_address_p optimizations into a
4875 separate "if" together with optimizations where op1 is const0_rtx.
4876 Optimize comparing an IOR with zero. Simplify op0 RELOP op0 for
4877 floating-point arguments too when appropriate. Hoist test for ABS
4878 outside the final switch statement.
4879 * cse.c (fold_rtx): Don't look for an IOR equivalent of
4880 folded_arg0 if we found a constant equivalent. Remove
4881 transformations done in simplify-rtx.c for "op0 RELOP op0".
4883 2007-09-27 Jakub Jelinek <jakub@redhat.com>
4885 * builtins.c (expand_builtin, expand_builtin_object_size,
4886 expand_builtin_memory_chk, maybe_emit_chk_warning,
4887 maybe_emit_sprintf_chk_warning): Use new %K format string specifier
4889 * expr.c (expand_expr_real_1): Likewise.
4890 * langhooks-def.h (struct diagnostic_info): Add forward decl.
4891 (lhd_print_error_function): Add third argument.
4892 * langhooks.h (struct diagnostic_info): Add forward decl.
4893 (struct lang_hooks): Add third argument to print_error_function.
4894 * diagnostic.h (diagnostic_info): Add abstract_origin field.
4895 (diagnostic_last_function_changed, diagnostic_set_last_function): Add
4897 (diagnostic_report_current_function): Likewise.
4898 * toplev.c (announce_function): Pass NULL as second argument to
4899 diagnostic_set_last_function.
4900 * diagnostic.c (diagnostic_report_current_function): Add second
4901 argument, pass it as third argument to lang_hooks.print_error_function.
4902 (default_diagnostic_starter): Pass DIAGNOSTIC as second argument
4903 to diagnostic_report_current_function.
4904 (diagnostic_report_diagnostic): Initialize diagnostic->abstract_origin
4905 and message.abstract_origin.
4906 (verbatim): Initialize abstract_origin.
4907 * pretty-print.h (text_info): Add abstract_origin field.
4908 * pretty-print.c (pp_base_format): Handle %K.
4909 * langhooks.c (lhd_print_error_function): Add third argument. If
4910 diagnostic->abstract_origin, print virtual backtrace.
4911 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
4912 gcc_cdiag_char_table, gcc_cxxdiag_char_table): Support %K.
4913 (init_dynamic_diag_info): Likewise.
4915 2007-09-26 David Daney <ddaney@avtrex.com>
4918 * config/mips/mips.md (sync_compare_and_swap<mode>, sync_old_add<mode>,
4919 sync_new_add<mode>, sync_old_<optab><mode>, sync_new_<optab><mode>,
4920 sync_old_nand<mode>, sync_new_nand<mode>,
4921 sync_lock_test_and_set<mode>): Fix '&' constraint modifiers.
4922 Update length attributes.
4923 (sync_add<mode>, sync_sub<mode>, sync_old_sub<mode>,
4924 sync_new_sub<mode>, sync_<optab><mode>, sync_nand<mode>): Update
4926 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP, MIPS_SYNC_OP,
4927 MIPS_SYNC_OLD_OP, MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND,
4928 MIPS_SYNC_OLD_NAND, MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE): Add
4931 2007-09-26 Richard Guenther <rguenther@suse.de>
4933 PR tree-optimization/33563
4934 * tree-ssa-dse.c (get_use_of_stmt_lhs): Rename to ...
4935 (get_kill_of_stmt_lhs): ... this. Re-structure. Handle
4937 (dse_optimize_stmt): Call get_kill_of_stmt_lhs instead of
4938 get_use_of_stmt_lhs.
4940 2007-09-26 Joseph Myers <joseph@codesourcery.com>
4943 * c-common.c (complete_array_type): Diagnose too-large arrays and
4944 set type to error_mark_node.
4946 2007-09-26 Richard Guenther <rguenther@suse.de>
4948 PR tree-optimization/30375
4949 PR tree-optimization/33560
4950 * tree-ssa-dse.c (get_use_of_stmt_lhs): Give up on uses
4954 2006-05-22 Aldy Hernandez <aldyh@redhat.com>
4956 * tree-ssa-dse.c (aggregate_vardecl_d): New.
4957 (dse_global_data): Add aggregate_vardecl field.
4958 (dse_possible_dead_store_p): New.
4959 Add prev_defvar variable.
4960 Allow immediate uses and previous immediate uses to differ
4961 if they are setting different parts of the whole.
4962 (get_aggregate_vardecl): New.
4963 (dse_record_partial_aggregate_store): New.
4964 (dse_whole_aggregate_clobbered_p): New.
4965 (dse_partial_kill_p): New.
4966 Call dse_maybe_record_aggregate_store().
4967 When checking whether a STMT and its USE_STMT refer to the
4968 same memory address, check also for partial kills that clobber
4970 Move some variable definitions to the block where they are used.
4971 (aggregate_vardecl_hash): New.
4972 (aggregate_vardecl_eq): New.
4973 (aggregate_vardecl_free): New.
4974 (aggregate_whole_store_p): New.
4975 (tree_ssa_dse): Initialize and free aggregate_vardecl.
4976 Mark which aggregate stores we care about.
4978 2007-09-25 DJ Delorie <dj@redhat.com>
4981 * config/m32c/m32c.c (m32c_immd_dbl_mov): Use INTVAL instead of XINT.
4983 2007-09-25 Michael Meissner <michael.meissner@amd.com>
4986 * config/i386/i386.c (ix86_expand_sse5_unpack): Change to call
4987 gen_sse5_pperm_sign_v4si_v2di and gen_sse5_pperm_zero_v4si_v2di
4988 for vector int32 -> int64 conversions. Don't write beyond the end
4989 of the allocated vector for int32 -> int64 conversions.
4991 2007-09-25 Revital Eres <eres@il.ibm.com>
4993 * config/rs6000/paired.h (paired_sel): New.
4994 * config/rs6000/rs6000.c (bdesc_3arg): Add selv2sf4.
4995 (rs6000_expand_ternop_builtin): Pass zero const_double operand
4996 when expanding selv2sf.
4997 * config/rs6000/rs6000.h (rs6000_builtins): Add
4998 PAIRED_BUILTIN_SELV2SF4.
5000 2007-09-25 Joseph Myers <joseph@codesourcery.com>
5003 * c-typeck.c (default_conversion): Call require_complete_type
5004 before perform_integral_promotions.
5005 (build_unary_op): Call require_complete_type except for ADDR_EXPR.
5006 (build_c_cast): Call require_complete_type except for casts to
5008 (convert_for_assignment): Call require_complete_type.
5010 2007-09-25 Revital Eres <eres@il.ibm.com>
5012 * config/spu/spu.md: Fix doloop pattern.
5014 2007-09-25 Bernd Schmidt <bernd.schmidt@analog.com>
5016 * config/bfin/bfin.c (expand_prologue_reg_save,
5017 expand_epilogue_reg_restore): Code to save and restore I/M/B/L regs
5018 and ASTAT moved here...
5019 (expand_interrupt_handler_prologue, expand_interrupt_handler_epilogue):
5020 ... from here. New argument ALL; callers changed.
5021 (n_regs_saved_by_prologue): Count ASTAT for plain saveall functions.
5022 (bfin_expand_prologue, bfin_expand_epilogue): Deal with functions that
5023 have the "saveall" attribute.
5025 2007-09-25 Hans-Peter Nilsson <hp@bitrange.com>
5027 * config/mmix/mmix.h (FUNCTION_INCOMING_ARG_REGNO_P): Don't define
5029 (INCOMING_REGNO, OUTGOING_REGNO): Define.
5030 * config/mmix/mmix.c (mmix_opposite_regno): New function.
5031 * config/mmix/mmix-protos.h (mmix_opposite_regno): Prototype.
5033 * config/mmix/mmix.md ("*cmpcc_folded"): In condition, gate
5034 with REG_P tests before REGNO access.
5036 2007-09-24 DJ Delorie <dj@redhat.com>
5039 * config/m32c/cond.md (stzx_reversed_<mode>): Add an output
5041 (movqicc_<code>_<mode>): Likewise.
5042 (movhicc_<code>_<mode>): Likewise.
5044 2007-09-24 Rask Ingemann Lambertsen <rask@sygehus.dk>
5047 * config/m32c/m32c.c (m32c_eh_return_data_regno): Leave an address
5048 register for reload.
5050 2007-09-24 Danny Smith <dannysmith@user.sourceforge.net>
5053 * config/i386/i386.c (ix86_comp_type_attributes): Check
5056 2007-09-24 Roman Zippel <zippel@linux-m68k.org>
5058 * config/m68k/m68k.h (ASM_OUTPUT_ALIGN_WITH_NOP): New, use
5059 "move.l %a4,%a4" to produce nops.
5060 * config/m68k/m68k.c (override_options): Reset align options,
5061 if neccessary align macro isn't avaible.
5063 2007-09-24 Roman Zippel <zippel@linux-m68k.org>
5065 config/m68k/linux.h (PREFERRED_STACK_BOUNDARY): New.
5067 2007-09-24 Roman Zippel <zippel@linux-m68k.org>
5069 * config/m68k/m68k.c (strict_low_part_peephole_ok): Don't leave
5071 * config/m68k/m68k.md (movsi_m68k): Allow certain constant when
5072 reload is completed.
5073 (peephole pattern): Convert most of them to RTL peephole pattern.
5075 2007-09-24 Roman Zippel <zippel@linux-m68k.org>
5077 * config/m68k/m68k.c (notice_update_cc): Recognize fp compare
5078 (moved from fp compare patterns).
5079 * config/m68k/m68k.md (cmp<mode>, cmp<mode>_68881, cmp<mode>_cf):
5080 Cleanup predicates to relieve reload.
5081 (conditional_trap): Reject conditional trap with fp condition.
5082 * config/m68k/predicates.md (fp_src_operand): New, reject
5083 certain constants early.
5085 2007-09-24 Roman Zippel <zippel@linux-m68k.org>
5087 * final.c (final_scan_insn): Remove accidentally duplicated code.
5089 2007-09-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
5091 * config.gcc (powerpc*-*-*): --with-cpu=cell is a 64bit CPU.
5092 Allow --with-tune=cell and --with-cpu=cell.
5094 2007-09-24 David Edelsohn <edelsohn@gnu.org>
5096 * config/rs6000/rs6000-protos.h (rs6000_emit_swrsqrtsf): Declare.
5097 * config/rs6000/rs6000.opt (swdiv): Change option to ...
5099 * config/rs6000/rs6000.c (rs6000_builtin_reciprocal): New
5101 (TARGET_BUILTIN_RECIPROCAL): Use it.
5102 (rs6000_builtin_expand): Expand recip, recipf, and rsqrtf.
5103 (rs6000_init_builtins): Initialize recip, recipf, and rsqrtf.
5104 (rs6000_emit_swrsqrtsf): New.
5105 * config/rs6000/rs6000.h (rs6000_builtins): Add recip, recipf, and
5107 * config/rs6000/rs6000.md (UNSPEC_RSQRT): Define.
5108 (divsf3): Remove swdiv support.
5111 (rsqrt_internal1): New.
5112 (divdf3): Remove swdiv support.
5115 2007-09-24 Jakub Jelinek <jakub@redhat.com>
5118 * langhooks.h (struct lang_hooks_for_types): Add type_hash_eq
5120 * langhooks-def.h (LANG_HOOKS_TYPE_HASH_EQ): Define.
5121 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add LANG_HOOKS_TYPE_HASH_EQ.
5122 * tree.c (type_hash_eq): For FUNCTION_TYPE use
5123 lang_hooks.type.type_hash_eq in addition to generic tests.
5125 2007-09-24 Pranav Bhandarkar <pranav.bhandarkar@celunite.com>
5126 Ramana Radhakrishnan <ramana@hercules.pun.celunite.com>
5128 * tree-inline.h (eni_weights): Add field target_builtin_cost to
5129 reflect the cost per call to a target specific builtin.
5130 * tree-inline.c (estimate_num_insns_1): If it is a CALL_EXPR for a
5131 call to a target specific builtin, then use target_builtin_call_cost.
5132 (init_inline_once): Initialize target_builtin_call_cost field.
5134 2007-09-24 Kai Tietz <kai.tietz@onevision.com>
5137 * config/i386/i386.c (return_in_memory_ms_64): Handle return types for
5140 2007-09-23 H.J. Lu <hongjiu.lu@intel.com>
5142 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
5143 * configure: Regenerated.
5145 2007-09-23 Ollie Wild <aaw@google.com>
5147 * fold-const.c (fold_binary): Fold BIT_AND_EXPR's with a pointer
5149 (get_pointer_modulus_and_residue): New function.
5151 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
5153 * config/mips/mips.c (build_mips16_call_stub): On 64-bit targets,
5154 combine an SC return value into a single register.
5156 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
5158 * opth-gen.awk (target_flags_explicit): Declare.
5159 * toplev.h (target_flags_explicit): Delete declaration.
5160 * toplev.c (target_flags): Likewise.
5161 * config/mips/mips.h (mips_llsc_setting, mips_llsc): Delete.
5162 (GENERATE_SYNC, GENERATE_LL_SC): Redefine using target_explicit_flags.
5163 Never return true for TARGET_MIPS16.
5164 * config/mips/mips.c (mips_llsc): Delete.
5165 (mips_handle_option): Remove -mllsc handling.
5166 (mips_strip_unspec_address): Tweak comment.
5167 * config/mips/mips.opt (mllsc): Use a target mask.
5169 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
5171 * doc/tm.texi (POINTERS_EXTEND_UNSIGNED): Document extensions to
5172 word_mode as well as Pmode.
5174 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
5176 * function.c (assign_parm_setup_block): Explicitly convert BLKmode
5177 parameters from word_mode to the subword type if such a truncation
5180 2007-09-23 Jakub Jelinek <jakub@redhat.com>
5182 * configure.ac (MAKEINFO): Handle makeinfo version 4.10 and above.
5183 * configure: Regenerated.
5185 2007-09-23 Jan Hubicka <jh@suse.cz>
5187 * params.def (INLINE_CALL_COST): Set to 12.
5188 * invoke.texi (inline-call-cost): Update default value.
5190 2007-09-23 Eric Botcazou <ebotcazou@adacore.com>
5192 * config/alpha/alpha.md (movti): Use operand_subword for the split.
5194 2007-09-23 Ayal Zaks <zaks@il.ibm.com>
5195 Revital Eres <eres@il.ibm.com>
5197 * modulo-sched.c (doloop_register_get): Rewrite the loop which
5198 checks whether the count_reg is found outside the control part.
5200 2007-09-23 Jakub Jelinek <jakub@redhat.com>
5202 * expr.c (expand_expr_real_1) <case CALL_EXPR>: Use get_callee_fndecl
5203 instead of checking CALL_EXPR_FN directly to test for builtins.
5204 If error or warning attributes are present, print
5205 error resp. warning.
5206 * c-common.c (handle_error_attribute): New function.
5207 (c_common_attribute_table): Add error and warning
5209 * doc/extend.texi: Document error and warning attributes.
5211 * tree.h (block_nonartificial_location): New prototype.
5212 * tree.c (block_nonartificial_location): New function.
5213 * dwarf2out.c (gen_subprogram_die): Add DW_AT_artificial
5214 if artificial attribute is present on abstract inline decl.
5215 * c-common.c (handle_artificial_attribute): New function.
5216 (c_common_attribute_table): Add artificial attribute.
5217 * final.c (override_filename, override_linenum): New variables.
5218 (final_scan_insn): For DBX_DEBUG or SDB_DEBUG, set override_filename
5219 and override_linenum if inside of a block inlined from
5220 __attribute__((__artificial__)) function.
5221 (notice_source_line): Honor override_filename and override_linenum.
5222 * doc/extend.texi: Document __attribute__((__artificial__)).
5223 * config/i386/emmintrin.h: Add __artificial__ attribute to
5224 all __always_inline__ functions.
5225 * config/i386/mmintrin.h: Likewise.
5226 * config/i386/tmmintrin.h: Likewise.
5227 * config/i386/mm3dnow.h: Likewise.
5228 * config/i386/pmmintrin.h: Likewise.
5229 * config/i386/ammintrin.h: Likewise.
5230 * config/i386/xmmintrin.h: Likewise.
5231 * config/i386/smmintrin.h: Likewise.
5232 * config/i386/bmmintrin.h: Likewise.
5233 * config/i386/mmintrin-common.h: Likewise.
5236 * expr.c (expand_constructor): New function.
5237 (expand_expr_real_1) <case CONSTRUCTOR>: Call it.
5238 (expand_expr_real_1) <case ARRAY_REF>: Call it if VALUE is
5241 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
5243 * config/mips/mips.c (dump_constants_1): Generalize to include
5244 fractional and accumulator modes.
5246 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
5248 * config/mips/mips.h (ISA_HAS_DSP, ISA_HAS_DSPR2): New macros.
5249 * config/mips/mips.c (mips_set_mips16_mode): Don't clear the DSP
5251 (override_options): Check TARGET_HARD_FLOAT_ABI instead of
5252 TARGET_HARD_FLOAT when testing whether -mpaired-single is
5254 (mips_conditional_register_usage): Check ISA_HAS_DSP instead of
5256 * config/mips/constraints.md (ka): Check ISA_HAS_DSPR2 instead of
5258 * config/mips/mips.md (ANYF): Require TARGET_HARD_FLOAT for V2SF.
5259 (mulv2sf3, movv2sf, movv2sf_hardfloat_64bit): Require
5261 (<u>mulsidi3_32bit_internal, <u>msubsidi4, <u>maddsidi4): Check
5262 ISA_HAS_DSPR2 instead of TARGET_HAS_DSPR2.
5263 * config/mips/mips-dsp.md: Use ISA_HAS_DSP instead of TARGET_HAS_DSP
5265 * config/mips/mips-dspr2.md: Likewise ISA_HAS_DSPR2 and
5267 * config/mips/mips-fixed.md: Use ISA_HAS_DSP and ISA_HAS_DSPR2
5268 instead of TARGET_HAS_DSP and TARGET_HAS_DSPR2.
5269 * config/mips/mips-ps-3d.md: Add TARGET_HARD_FLOAT to V2SF patterns.
5271 2007-09-22 Jason Merrill <jason@redhat.com>
5274 * attribs.c (lookup_attribute_spec): Split out...
5275 (decl_attributes): From here.
5276 * tree.h: Declare it.
5278 2007-09-22 Richard Sandiford <rsandifo@nildram.co.uk>
5280 * doc/sourcebuild.texi: Document dg-add-options mips16_attribute.
5282 2007-09-22 Eric Botcazou <ebotcazou@adacore.com>
5284 * tree-inline.c (remap_type_1): Correctly chain variants.
5286 2007-09-22 Richard Guenther <rguenther@suse.de>
5288 PR tree-optimization/33146
5289 * fold-const.c (fold_binary): Use the original tree for negating.
5290 * tree.h (STRIP_SIGN_NOPS): Converting from or to pointer
5291 also changes "sign".
5293 2007-09-22 Eric Botcazou <ebotcazou@adacore.com>
5296 * except.c (finish_eh_generation): Call commit_edge_insertions if
5297 there are insns queued on the entry edge.
5298 * config/alpha/alpha.c (alpha_gp_save_rtx): Insert the insns on
5301 2007-09-22 Richard Sandiford <rsandifo@nildram.co.uk>
5303 * doc/sourcebuild.texi (dg-add-c99-runtime-options): Document.
5305 2007-09-19 Michael Meissner <michael.meissner@amd.com>
5307 * config/i386/i386.c: Delete trailing whitespace.
5308 * config/i386/i386.h: Ditto.
5309 * config/i386/bmmintrin.h: Ditto.
5310 * config/i386/sync.md: Ditto.
5311 * config/i386/ppro.md: Ditto.
5312 * config/i386/mmx.md: Ditto.
5313 * config/i386/constraints.md: Ditto.
5314 * config/i386/sse.md: Ditto.
5315 * config/i386/athlon.md: Ditto.
5316 * config/i386/i386.md: Ditto.
5318 2007-09-21 Richard Guenther <rguenther@suse.de>
5320 PR tree-optimization/33508
5321 * tree-ssa-alias.c (mark_aliases_call_clobbered): Avoid
5322 quadratic loop by keeping a bitmap of variables we have
5323 to clobber all subvariables for.
5324 (set_initial_properties): Likewise.
5326 2007-09-21 Richard Sandiford <rsandifo@nildram.co.uk>
5328 * config/mips/t-sde (TARGET_LIBGCC2_CFLAGS): Delete.
5330 2007-09-20 Nigel Stephens <nigel@mips.com>
5331 Chao-ying Fu <fu@mips.com>
5333 * c-decl.c (finish_declspecs): When _Sat is used without
5334 _Fract or _Accum, set the default type to cts_fract.
5335 This avoids a warning of "type defaults to int".
5337 2007-09-20 Joseph Myers <joseph@codesourcery.com>
5339 * c-decl.c (check_bitfield_type_and_width): Don't allow _Bool
5340 bit-fields wider than one bit.
5342 2007-09-20 Jakub Jelinek <jakub@redhat.com>
5345 * dwarf2out.c (modified_type_die): Handle TYPE_DECL with NULL
5347 * dbxout.c (dbxout_type): Likewise.
5351 * gimplify.c (gimplify_vla_decl): New function.
5352 (gimplify_decl_expr): Move VLA decl handling to gimplify_vla_decl.
5354 (gimplify_target_expr): Handle variable length TARGET_EXPRs.
5356 2007-09-20 Richard Sandiford <rsandifo@nildram.co.uk>
5358 * doc/invoke.texi (-minterlink-mips16): Document.
5359 * config/mips/mips.opt (minterlink-mips16): New option.
5360 * config/mips/mips.c (mips_function_ok_for_sibcall): Handle
5363 2007-09-20 Joseph Myers <joseph@codesourcery.com>
5365 * doc/extend.texi (Attribute Syntax): Remove old speculative
5368 2007-09-20 Mark Shinwell <shinwell@codesourcery.com>
5370 * combine.c: Include cgraph.h.
5371 (setup_incoming_promotions): Rework to allow more aggressive
5372 elimination of sign extensions when all call sites of the
5373 current function are known to lie within the current unit.
5375 2007-09-20 Richard Sandiford <rsandifo@nildram.co.uk>
5377 * dse.c (find_shift_sequence): No-op rework of control flow.
5379 2007-09-19 Richard Sandiford <rsandifo@nildram.co.uk>
5381 * config/mips/mips.c (build_mips16_call_stub): Tidy. Fix second
5382 GPR for DCmode on 64-bit targets. Remove redundant fallback.
5384 2007-09-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
5386 * cfgexpand.c (dump_stack_var_partition): Use the correct
5387 index for the offset.
5389 2007-09-19 Joseph Myers <joseph@codesourcery.com>
5391 * config/mips/sde.h: Switch to GPLv3.
5393 2007-09-19 Eric Botcazou <ebotcazou@adacore.com>
5395 * tree-sra.c (decide_block_copy): Decide if there are groups.
5397 2007-09-19 Roman Zippel <zippel@linux-m68k.org>
5399 * config/m68k/m68k.c (output_move_himode): Remove jump table
5401 config/m68k/m68k.md (lea): Likewise.
5402 * config/m68k/m68k.c (print_operand_address): Use simple pc
5403 relative addressing.
5405 2007-09-19 Bernd Schmidt <bernd.schmidt@analog.com>
5407 * doc/tm.texi (IS_ASM_LOGICAL_LINE_SEPARATOR): Document new argument.
5408 * final.c (IS_ASM_LOGICAL_LINE_SEPARATOR): Provide two-argument
5410 (asm_insn_count): Pass template as second argument to it.
5411 * config/avr/avr.h (IS_ASM_LOGICAL_LINE_SEPARATOR): Likewise.
5412 * config/pa/pa.h (IS_ASM_LOGICAL_LINE_SEPARATOR): Likewise.
5413 * config/stormy16/stormy16.h (IS_ASM_LOGICAL_LINE_SEPARATOR): Likewise.
5414 * config/cris/cris.h (IS_ASM_LOGICAL_LINE_SEPARATOR): Likewise.
5415 * config/sh/sh.c (IS_ASM_LOGICAL_LINE_SEPARATOR): Likewise.
5416 (sh_insn_length_adjustment): Pass template as second argument to it.
5417 * config/bfin/bfin.h (IS_ASM_LOGICAL_LINE_SEPARATOR): New macro.
5419 * config/bfin/bfin.md (define_asm_attributes): New.
5421 2007-09-19 Jie Zhang <jie.zhang@analog.com>
5423 * config.gcc (bfin*-linux-uclibc*): Add ./linux-sysroot-suffix.h
5425 * config/bfin/print-sysroot-suffix.sh: New.
5426 * config/bfin/t-bfin-elf (EXTRA_PARTS): Remove.
5427 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES, MULTILIB_MATCHES,
5428 MULTILIB_EXCEPTIONS): Redefine with new multilibs.
5429 * config/bfin/t-bfin-uclinux (EXTRA_PARTS): Remove.
5430 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES, MULTILIB_MATCHES,
5431 MULTILIB_EXCEPTIONS): Redefine with new multilibs.
5432 * config/bfin/t-bfin-linux (EXTRA_PARTS): Remove.
5433 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES, MULTILIB_MATCHES,
5434 MULTILIB_EXCEPTIONS): Redefine with new multilibs.
5435 (linux-sysroot-suffix.h): New target.
5436 * config/bfin/bfin.opt (mcsync-anomaly): Use Var instead of Mask.
5437 (mspecld-anomaly): Likewise.
5438 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Renamed from
5439 (enum bfin_cpu): ... this. Add BFIN_CPU_BF522, BFIN_CPU_BF525,
5440 BFIN_CPU_BF527, BFIN_CPU_BF538, BFIN_CPU_BF539, BFIN_CPU_BF542,
5441 BFIN_CPU_BF544, BFIN_CPU_BF548, and BFIN_CPU_BF549.
5442 (bfin_si_revision): Declare.
5443 (bfin_workarounds): Declare.
5444 (WA_SPECULATIVE_LOADS): Define.
5445 (ENABLE_WA_SPECULATIVE_LOADS): Define.
5446 (WA_SPECULATIVE_SYNCS): Define.
5447 (ENABLE_WA_SPECULATIVE_SYNCS): Define.
5448 * config/bfin/elf.h (STARTFILE_SPEC): Rename crt532.o to basiccrt.o.
5449 (LIB_SPEC): Add %s to the linker scripts.
5450 Use proper linker script for bf522, bf525, bf527,
5451 bf538, bf539, bf542, bf544, bf548, and bf549.
5452 * config/bfin/bfin.c (bfin_si_revision): Define.
5453 (bfin_workarounds): Define.
5454 (struct bfin_cpu): New.
5456 (bfin_handle_option): Handle silicon revision part of -mcpu option.
5457 (override_options): Set bfin_workarounds.
5458 (length_for_loop): Replace TARGET_CSYNC_ANOMALY with
5459 ENABLE_WA_SPECULATIVE_SYNCS, TARGET_SPECLD_ANOMALY with
5460 ENABLE_WA_SPECULATIVE_LOADS.
5461 (bfin_reorg): Likewise.
5462 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
5463 macros for bf522, bf525, bf527, bf538, bf539,
5464 bf542, bf544, bf548, and bf549.
5465 Define __SILICON_REVISION__ and __WORKAROUND_* macros if needed.
5466 Don't define __ID_SHARED_LIB__ when -msep-data.
5467 (TARGET_DEFAULT): Define as 0.
5468 (DRIVER_SELF_SPECS): Add -mcpu=bf532 if no -mcpu option.
5469 * doc/invoke.texi (Blackfin Options): Document silicon
5470 revision part of -mcpu option and it now accepts bf522, bf525,
5471 bf527, bf538, bf539, bf542, bf544, bf548, and bf549.
5473 2007-09-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5475 * alias.c (memory_modified_1): Deconstify.
5476 (memory_modified_in_insn_p): Don't use const_note_stores.
5477 * rtl.h (const_note_stores): Delete.
5478 * rtlanal.c (const_note_stores): Likewise.
5480 2007-09-18 Richard Sandiford <rsandifo@nildram.co.uk>
5482 * dse.c (find_shift_sequence): Temporarily revert to forbidding
5485 2007-09-18 Rask Ingemann Lambertsen <rask@sygehus.dk>
5489 * config/fr30/fr30.md (addsi3): Check REG_P() before calling REGNO().
5490 (addsi_small_int): Likewise.
5491 (addsi_big_int): Use rtx_equal_p() instead of REGNO() comparison.
5492 (one_cmplsi2): Likewise.
5494 (enter_func): Expand insn using hard_frame_pointer_rtx and
5497 * config/fr30/fr30.c (fr30_expand_prologue): Check for
5498 hard_frame_pointer_rtx instead of using REGNO() check.
5499 Properly sign extend GEN_INT() argument.
5501 2007-09-18 Roman Zippel <zippel@linux-m68k.org>
5503 * config/m68k/m68k.c (override_options): Remove USE_GAS,
5505 (output_dbcc_and_branch, output_scc_di): Replace all jbcc
5506 alternatives with just jcc.
5507 * config/m68k/m68k.md (addsi_lshrsi_31, beq0_di, bne0_di,
5508 bge0_di, blt0_di, bgtu, bltu, bgeu, bleu, bgtu_rev,
5509 bltu_rev, bgeu_rev, bleu_rev, jump, dbne_hi, dbne_si,
5510 dbge_hi, dbge_si): Likewise.
5512 2007-09-18 Roman Zippel <zippel@linux-m68k.org>
5514 * config/m68k/m68k.md (beq, bne, bgt, blt, bge, ble, bordered,
5515 bunordered, buneq, bunge, bungt, bunle, bunlt, bltgt, beq_rev,
5516 bne_rev, bgt_rev, blt_rev, bge_rev, ble_rev, bordered_rev,
5517 bunordered_rev, buneq_rev, bunge_rev, bungt_rev, bunle_rev,
5518 bunlt_rev, bltgt_rev): Replace all fbcc with fjcc.
5520 2007-09-18 Maxim Kuvyrkov <maxim@codesourcery.com>
5522 * config/m68k/m68k-devices.def (51qe): New device.
5523 * config/m68k/m68k.c (FL_FOR_isa_c): Remove division unit. Add it
5524 to all uses of FL_FOR_isa_c for compatibility.
5525 (all_microarchs): Add cfv1 microarchitecture.
5526 (m68k_handle_option): Handle m51qe option.
5527 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Handle 51QE.
5528 (TUNE_CFV1): New macro.
5529 (enum uarch_type): Add ucfv1.
5530 * doc/invoke.texi: Document 51qe device and cfv1 microarchitecture.
5532 2007-09-18 Richard Guenther <rguenther@suse.de>
5534 PR tree-optimization/31863
5535 * tree-ssa-structalias.c (create_variable_info_for): Always
5536 free the fieldstack.
5538 2007-09-18 Dorit Nuzman <dorit@il.ibm.com>
5540 * opts.c (decode_options): Enable vectorization under -O3.
5542 2007-09-18 Richard Guenther <rguenther@suse.de>
5544 PR tree-optimization/33340
5545 * tree-ssa-sccvn.c (set_ssa_val_to): Do not set values to
5546 SSA_NAMEs that occur in abnormal PHI nodes.
5548 2007-09-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5550 * tree-cfg.c (is_ctrl_altering_stmt, tree_block_ends_with_call_p):
5551 Don't use const_get_call_expr_in.
5552 * tree-gimple.c (const_get_call_expr_in): Delete.
5553 * tree-gimple.h (const_get_call_expr_in): Likewise.
5555 2007-09-18 Richard Sandiford <rsandifo@nildram.co.uk>
5557 * df-scan.c (df_notes_rescan): Do nothing if the instruction does
5558 not yet have a basic block.
5559 * dse.c (find_shift_sequence): Don't set DF_NO_INSN_RESCAN.
5561 2007-09-18 Richard Sandiford <rsandifo@nildram.co.uk>
5563 * config/mips/mips.c (mips_file_start): Add ".previous" directives
5564 to both ".section"s.
5566 2007-09-17 Richard Sandiford <rsandifo@nildram.co.uk>
5568 * config/mips/mips.c (mips_output_mi_thunk): Use
5569 mips_function_ok_for_sibcall and const_call_insn_operand
5570 to determine if a direct sibcall is allowed. Use
5571 mips_classify_symbol to determine a global pointer is needed.
5573 2007-09-17 Richard Sandiford <rsandifo@nildram.co.uk>
5575 * config/mips/mips.md (*clear_upper32): Use "W" as the memory operand.
5577 2007-09-17 Chao-ying Fu <fu@mips.com>
5578 Nigel Stephens <nigel@mips.com>
5580 * config/fixed-bit.h: New file.
5581 * config/fixed-bit.c: New file.
5582 * doc/libgcc.texi (Fixed-point fractional library routines): New node.
5584 2007-09-18 Jakub Jelinek <jakub@redhat.com>
5586 * c-format.h (format_kind_info): Add alloc_char field.
5587 * c-format.c (scanf_flag_specs): Add 'm'.
5588 (scanf_flag_pairs): Add 'a', 'm' pair.
5589 (scan_char_table): Allow 'm' modifier for c, s, [, C and S.
5590 (format_types_orig): Add alloc_char fields.
5591 (check_format_info_main): Rename aflag to alloc_flag.
5592 Handle fki->alloc_char. modifier after width and before length
5593 modifiers. Move FMT_FLAG_SCANF_A_KLUDGE handling before
5594 length modifiers as well.
5595 * config/sol2-c.c (solaris_format_types): Add alloc_char field.
5598 * builtins.c (expand_builtin_memory_chk): Handle COMPOUND_EXPRs
5599 returned by build_call_expr.
5601 2007-09-17 Eric Botcazou <ebotcazou@adacore.com>
5603 * tree-sra.c (maybe_lookup_element_for_expr) <COMPONENT_REF>: Return
5604 NULL for variable-sized records too.
5605 (sra_walk_expr) <COMPONENT_REF>: Stop at variable-sized records too.
5607 2007-09-17 Tom Tromey <tromey@redhat.com>
5609 * c-decl.c (pushdecl): Don't set DECL_LANG_SPECIFIC.
5610 (c_builtin_function): Likewise.
5611 (grokdeclarator): Likewise.
5613 2007-09-17 Zdenek Dvorak <ook@ucw.cz>
5615 PR rtl-optimization/26449
5616 * loop-invariant.c (move_invariant_reg): Do not use force_operand.
5617 (seq_insns_valid_p): Removed.
5619 2007-09-17 Eric Botcazou <ebotcazou@adacore.com>
5621 * tree-nomudflap.c (gate_mudflap): New static function.
5622 (pass_mudflap_1): Use it as gate function.
5623 (pass_mudflap_2): Likewise.
5625 2007-09-17 Jan Hubicka <jh@suse.cz>
5629 * loop-invariant.c (move_invariant_reg): Unshare sequence.
5631 2007-09-17 Victor Kaplansky <victork@il.ibm.com>
5633 PR tree-optimization/33319
5634 * tree-vect-analyze.c (vect_same_range_drs): New.
5635 (vect_vfa_range_equal): New.
5636 (vect_is_duplicate_ddr): Removed.
5637 (vect_mark_for_runtime_alias_test): Do not perform marking when
5638 optimizing for size or max_param for alias checking is zero.
5639 Move the function before vect_analyze_data_ref_dependence.
5640 (vect_analyze_data_ref_dependence): Add call to
5641 vect_mark_for_runtime_alias_test in two cases when dependence
5643 (vect_analyze_data_ref_dependences): Do not call to
5644 vect_mark_for_runtime_alias_test.
5645 (vect_prune_runtime_alias_test_list): New.
5646 (vect_analyze_loop): Add call to vect_prune_runtime_alias_test_list.
5647 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
5648 Update vec_outside_cost.
5649 (vect_vfa_segment_size): More compact code, use TYPE_SIZE_UNIT.
5650 (vect_create_cond_for_alias_checks): Build the base address of data
5651 reference from DR_GROUP_FIRST_DR.
5652 (vect_loop_versioning): New.
5653 (vect_transform_loop): Add a call to vect_loop_versioning.
5654 Remove factored out code.
5656 2007-09-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5659 * expr.c (store_expr): Call adjust_address to change mode of dest_mem
5662 2007-09-16 Richard Sandiford <rsandifo@nildram.co.uk>
5664 * dse.c (find_shift_sequence): Allow word as well as subword shifts.
5665 Do the tentative shift expansion with the DF_NO_INSN_RESCAN flag set.
5666 Fix the call to insn_rtx_cost. Skip access sizes that require a
5667 real truncation of the store register. Use convert_move instead
5668 of gen_lowpart when narrowing the result.
5669 (replace_read): Use convert_move instead of gen_lowpart when
5670 narrowing the store rhs.
5672 2007-09-16 Richard Sandiford <rsandifo@nildram.co.uk>
5674 * config/mips/mips.md (SHORT): Fix long line.
5675 (SUBDI): New mode iterator. Extend the shift-and-truncate insns
5676 to QImode and HImode.
5678 2007-09-16 Richard Sandiford <rsandifo@nildram.co.uk>
5680 * config/mips/mips.h (POINTERS_EXTEND_UNSIGNED): Define.
5682 2007-09-15 Zdenek Dvorak <ook@ucw.cz>
5684 * tree-parloops.c: New file.
5685 * tree-ssa-operands.h (free_stmt_operands): Declare.
5686 * tree-ssa-loop-manip.c (split_loop_exit_edge): Return the new basic
5688 * tree-pass.h (pass_parallelize_loops): Declare.
5689 * omp-low.c (expand_omp_parallel, expand_omp_for): Update SSA form for
5691 (build_omp_regions_1): Allow analysing just a single OMP region and
5693 ( build_omp_regions_root, omp_expand_local): New functions.
5694 (build_omp_regions): Add argument to build_omp_regions_1 call.
5695 * builtins.def (DEF_GOMP_BUILTIN): Initialize OMP builtins when
5696 autoparallelization is run.
5697 * timevar.def (TV_TREE_PARALLELIZE_LOOPS): New.
5698 * tree-ssa-loop.c (gate_tree_parallelize_loops, tree_parallelize_loops,
5699 pass_parallelize_loops): New.
5700 * common.opt (ftree-parallelize-loops): New.
5701 * tree-flow.h (omp_expand_local, tree_duplicate_sese_tail,
5702 parallelize_loops): Declare.
5703 (add_phi_args_after_copy, split_loop_exit_edge): Declaration changed.
5704 * Makefile.in (tree-parloops.o): Added.
5705 * tree-cfg.c (add_phi_args_after_copy_edge, tree_duplicate_sese_tail):
5707 (add_phi_args_after_copy_bb): Use add_phi_args_after_copy_edge.
5708 (add_phi_args_after_copy): Call add_phi_args_after_copy_edge for
5709 one extra edge as well.
5710 (tree_duplicate_sese_region): Add argument to add_phi_args_after_copy.
5711 Use VEC_free to free doms vector.
5712 (move_block_to_fn): Update loop info. Remove phi nodes for virtual
5713 operands. Recompute operand caches in the new function.
5714 (move_sese_region_to_fn): Update loop info.
5715 * passes.c (init_optimization_passes): Add pass_parallelize_loops.
5716 * tree-ssa-operands.c (free_stmt_operands): New function.
5718 * doc/passes.texi: Document autoparallelization.
5719 * doc/invoke.texi (-ftree-parallelize-loops): New option.
5721 2007-09-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5724 * pa.c (function_value): Use GET_MODE_BITSIZE instead of
5727 2007-09-15 Dorit Nuzman <dorit@il.ibm.com>
5729 * tree-vect-transform.c (vect_get_vec_defs_for_stmt_copy): check if
5730 the VEC is not NULL.
5731 (vectorizable_type_demotion, vectorizable_type_promotion): Check that
5732 get_vectype_for_scalar_type succeeded.
5733 (vectorizable_conversion): Likewise.
5735 2007-09-14 Jan Hubicka <jh@suse.cz>
5737 * config/i386/i386.md (*floatdi<mode>2_i387): Guard against
5740 2007-09-14 Uros Bizjak <ubizjak@gmail.com>
5743 * config/i386/i386.md (fmodxf3): Copy operands[2] to temporary
5744 register when operands[2] equals operands[1].
5745 (remainderxf3): Ditto.
5747 2007-09-14 Sandra Loosemore <sandra@codesourcery.com>
5748 Nigel Stephens <nigel@mips.com>
5750 * doc/tm.texi (LIBGCC2_UNWIND_ATTRIBUTE): Document.
5751 * unwind-generic.h (LIBGCC2_UNWIND_ATTRIBUTE): Define.
5752 (_Unwind_RaiseException): Add LIBGCC2_UNWIND_ATTRIBUTE to declaration.
5753 (_Unwind_ForcedUnwind): Likewise.
5754 (_Unwind_Resume): Likewise.
5755 (_Unwind_Resume_or_Rethrow): Likewise.
5756 (_Unwind_Backtrace): Likewise.
5757 (_Unwind_SjLj_RaiseException): Likewise.
5758 (_Unwind_SjLj_ForcedUnwind): Likewise.
5759 (_Unwind_SjLj_Resume): Likewise.
5760 (_Unwind_SjLj_Resume_or_Rethrow): Likewise.
5761 * unwind.inc (_Unwind_RaiseException): Add LIBGCC2_UNWIND_ATTRIBUTE
5763 (_Unwind_ForcedUnwind): Likewise.
5764 (_Unwind_Resume): Likewise.
5765 (_Unwind_Resume_or_Rethrow): Likewise.
5766 (_Unwind_Backtrace): Likewise.
5767 * unwind-compat.c (_Unwind_Backtrace): Likewise.
5768 (_Unwind_ForcedUnwind): Likewise.
5769 (_Unwind_RaiseException): Likewise.
5770 (_Unwind_Resume): Likewise.
5771 (_Unwind_Resume_or_Rethrow): Likewise.
5773 * config/mips/mips.h (LIBGCC2_UNWIND_ATTRIBUTE): Define to force
5774 nomips16 mode when IN_LIBGCC2 with hard float.
5776 2007-09-14 Richard Sandiford <rsandifo@nildram.co.uk>
5778 * config/mips/sdemtk.opt: Update to GPLv3.
5779 * config/mips/sdemtk.h: Likewise.
5781 2007-09-14 Nigel Stephens <nigel@mips.com>
5783 * config.gcc (mips*-*-linux*): Recognise mipsisa32r2 and set
5784 MIPS_ISA_DEFAULT appropriately. Don't make soft-float the default
5785 for mipsisa32-*-linux*.
5787 2007-09-14 Nigel Stephens <nigel@mips.com>
5788 David Ung <davidu@mips.com>
5789 Thiemo Seufer <ths@mips.com>
5790 Richard Sandiford <richard@codesourcery.com>
5792 * config.gcc (mips*-sde-elf*): Add support for the SDE C libraries.
5793 * configure.ac: Add a mipssde threading type.
5794 * configure: Regenerate.
5795 * config/mips/sdemtk.h: New file.
5796 * config/mips/t-sdemtk: Likewise.
5797 * config/mips/sdemtk.opt: Likewise.
5798 * gthr-mipssde.h: Likewise.
5799 * config/mips/sde.h (FUNCTION_PROFILER): Move to config/mips/sdemtk.h.
5800 * config/mips/mips.h (MIPS_SAVE_REG_FOR_PROFILING_P): New macro.
5801 (MIPS_ICACHE_SYNC): New macro, split from ...
5802 * config/mips/mips.md (clear_cache): ...here.
5803 * config/mips/mips.c (mips_save_reg_p): Check
5804 MIPS_SAVE_REG_FOR_PROFILING_P on profiled functions.
5805 (build_mips16_function_stub): Use targetm.strip_name_encoding.
5806 (build_mips16_call_stub): Likewise.
5808 2007-09-14 Richard Sandiford <richard@codesourcery.com>
5810 * Makefile.in (stmp-int-hdrs): Depend on fixinc_list.
5812 2007-09-14 Jakub Jelinek <jakub@redhat.com>
5815 * config/ia64/ia64.c (find_gr_spill): Don't decrement
5816 current_frame_info.n_local_regs. Don't return emitted local regs.
5817 (ia64_compute_frame_size): Improve unwind hack to put
5818 RP, PFS, FP in that order by allowing some of the registers
5819 been already emitted, as long as they are emitted to the
5822 2007-09-14 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5824 * config/spu/vmx2spu.h (vec_extract, vec_insert, vec_lvlx,
5825 vec_lvlxl, vec_lvrx, vec_lvrxl, vec_promote, vec_splats,
5826 vec_stvlx, vec_stvlxl, vec_stvrx, vec_stvrxl): New intrinsics.
5828 2007-09-13 Eric Christopher <echristo@apple.com>
5829 Kenneth Zadeck <zadeck@naturalbridge.com>
5831 * dse.c (find_shift_sequence): New function.
5832 (replace_read): Add case to remove read if it requires shift.
5833 * config/i386/i386.c (ix86_expand_prologue): Fixed typo in comment.
5835 2007-09-13 Tom Tromey <tromey@redhat.com>
5837 * c-common.c (fname_as_string): Update.
5838 * c-parser.c (c_parser) <lex_untranslated_string>: New field.
5839 (c_lex_one_token): Update. Add 'parser' argument.
5840 (c_parser_simple_asm_expr): Update.
5841 (c_parser_attributes): Update.
5842 (c_parser_asm_statement): Update.
5843 (c_parser_asm_operands): Update.
5844 (c_parser_peek_token): Update.
5845 (c_parser_peek_2nd_token): Update.
5846 * c-lex.c (c_lex_string_translate): Remove.
5847 (c_lex_return_raw_strings): Likewise.
5848 (c_lex_with_flags): Added 'lex_flags' argument.
5849 (lex_string): Added 'translate' argument.
5850 * c-pragma.h (c_lex_with_flags): Update.
5851 (c_lex_string_translate, c_lex_return_raw_strings): Remove.
5852 (C_LEX_STRING_NO_TRANSLATE): New define.
5853 (C_LEX_RAW_STRINGS): Likewise.
5855 2007-09-13 Bernd Schmidt <bernd.schmidt@analog.com>
5858 * config/bfin/bfin.c (enum bfin_builtins): Add BFIN_BUILTIN_ONES,
5859 BFIN_BUILTIN_CPLX_MUL_16_S40, BFIN_BUILTIN_CPLX_MAC_16_S40,
5860 BFIN_BUILTIN_CPLX_MSU_16_S40, and BFIN_BUILTIN_CPLX_SQU.
5861 (bfin_init_builtins): Initialize __builtin_bfin_ones,
5862 __builtin_bfin_min_fr1x16, __builtin_bfin_max_fr1x16,
5863 __builtin_bfin_min_fr1x32, __builtin_bfin_max_fr1x32,
5864 __builtin_bfin_cmplx_add, __builtin_bfin_cmplx_sub,
5865 __builtin_bfin_cmplx_mul_s40, __builtin_bfin_cmplx_mac_s40,
5866 __builtin_bfin_cmplx_msu_s40 and __builtin_bfin_csqu_fr16.
5867 (bdesc_1arg): Add __builtin_bfin_ones.
5868 (bfin_expand_builtin): Expand __builtin_bfin_cmplx_mul_s40,
5869 __builtin_bfin_cmplx_mac_s40, __builtin_bfin_cmplx_msu_s40,
5870 and __builtin_bfin_csqu_fr16.
5871 * config/bfin/bfin.md (UNSPEC_ONES): New constant.
5872 (ones): New define_insn.
5873 (ssaddhi3_parts): New define_insn.
5874 (sssubhi3_parts): New define_insn.
5875 (flag_mulhi_parts): New define_insn.
5877 2007-09-13 Seongbae Park <seongbae.park@gmail.com>
5879 * common.opt (femit-class-debug-always): Turn off by default.
5881 2007-09-13 Bernd Schmidt <bernd.schmidt@analog.com>
5883 * config/bfin/bfin.md (reload_outpdi, reload_inpdi): New patterns.
5884 * config/bfin/bfin.c (bfin_secondary_reload): Make sure we use them.
5886 2007-09-13 James E. Wilson <wilson@specifix.com>
5888 PR tree-optimization/33389
5889 * tree-ssa-operands.c (append_vuse): If ann->in_vdef_list true,
5890 then set build_loads before returning.
5892 2007-09-13 Sandra Loosemore <sandra@codesourcery.com>
5893 David Ung <davidu@mips.com>
5895 * config/mips/mips.h (ASM_OUTPUT_REG_PUSH): Replace {d}subu with
5896 {d}addiu and a negative immediate such that it works with MIPS16
5899 2007-09-13 H.J. Lu <hongjiu.lu@intel.com>
5902 * configure.ac (ld_vers): Support Linux linker.
5903 * configure: Regenerated.
5905 2007-09-13 Richard Sandiford <richard@codesourcery.com>
5906 Sandra Loosemore <sandra@codesourcery.com>
5908 * config/mips/mips.h (SYMBOL_FLAG_MIPS16_FUNC): Delete.
5909 (SYMBOL_REF_MIPS16_FUNC_P): Delete.
5910 * config/mips/mips.c (mips_attribute_table): Turn mips16 and
5911 nomips16 into decl attributes.
5912 (TARGET_INSERT_ATTRIBUTES): Override.
5913 (TARGET_MERGE_DECL_ATTRIBUTES): Likewise.
5914 (TARGET_FUNCTION_ATTRIBUTE_INLINABLE_P): Always return true.
5915 (mips_mips16_type_p, mips_nomips16_type_p): Delete in favor of...
5916 (mips_mips16_decl_p, mips_nomips16_decl_p): ...these new functions.
5917 (mips_comp_type_attributes): Remove mips16 and nomips16 handling.
5918 (mips_use_mips16_mode_p): Reimplement as a function that takes
5919 a decl and considers only decl attributes. If the decl is nested
5920 function, use its parent attributes.
5921 (mips_function_ok_for_sibcall): Use mips_use_mips16_mode_p
5922 instead of SYMBOL_REF_MIPS16_FUNC_P.
5923 (mips_set_mips16_mode): Move call to sorry here from old
5924 mips_use_mips16_mode_p.
5925 (mflip_mips16_entry): New structure.
5926 (mflip_mips16_htab): New variable.
5927 (mflip_mips16_htab_hash, mflip_mips16_htab_eq): New functions.
5928 (mflip_mips16_use_mips16_p, mips_insert_attributes): Likewise.
5929 (mips_merge_decl_attributes): New function.
5930 (mips_set_current_function): Reinstate call to mips_set_mips16_mode.
5931 Use mips_use_mips16_mode_p.
5932 (mips_output_mi_thunk): Use mips_use_mips16_mode_p instead of
5933 SYMBOL_REF_MIPS16_FUNC_P.
5934 (mips_encode_section_info): Don't set SYMBOL_FLAG_MIPS16_FUNC.
5936 2007-09-13 Richard Sandiford <richard@codesourcery.com>
5938 * c-parser.c (c_parser_struct_declaration): Check for a null return.
5940 2007-09-13 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
5943 * gcc.c (xputenv): Make argument const, and use CONST_CAST.
5945 2007-09-12 Michael Meissner <michael.meissner@amd.com>
5946 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
5947 Tony Linthicum <tony.linthicum@amd.com>
5949 * tree.h (function_args_iterator): New type to iterate over
5951 (FOREACH_FUNCTION_ARGS_PTR): Iterator macros for iterating over
5952 function arguments providing a pointer to the argument.
5953 (FOREACH_FUNCTION_ARGS): Iterator macros for iterating over
5954 function arguments providing the argument.
5955 (function_args_iter_init): Inline function to initialize
5956 function_args_iterator.
5957 (function_args_iter_cond_ptr): Inline function to return the next
5958 pointer to hold the argument.
5959 (function_args_iter_cond): Inline function to return the next
5961 (function_args_iter_cond_next): Advance the function args iterator.
5962 (stdarg_p): New function, return true if variable argument function.
5963 (prototype_p): New function, return true if function is prototyped.
5964 (function_args_count): New function, count the number of arguments
5967 * tree.c (stdarg_p): New function, return true if variable
5969 (prototype_p): New function, return true if function is prototyped.
5971 * config/i386/i386.h (TARGET_SSE5): New macro for SSE5.
5972 (TARGET_ROUND): New macro for the round/ptest instructions which
5973 are shared between SSE4.1 and SSE5.
5974 (OPTION_MASK_ISA_ROUND): Ditto.
5975 (OPTION_ISA_ROUND): Ditto.
5976 (TARGET_FUSED_MADD): New macro for -mfused-madd swtich.
5977 (TARGET_CPU_CPP_BUILTINS): Add SSE5 support.
5979 * config/i386/i386.opt (-msse5): New switch for SSE5 support.
5980 (-mfused-madd): New switch to give users control over whether the
5981 compiler optimizes to use the multiply/add SSE5 instructions.
5983 * config/i386/i386.c (m_AMD_MULTIPLE): Rename from
5984 m_ATHLON_K8_AMDFAM10, and change all uses.
5985 (enum pta_flags): Add PTA_SSE5.
5986 (ix86_handle_option): Turn off 3dnow if -msse5.
5987 (override_options): Add SSE5 support.
5988 (print_operand): %Y prints comparison codes for SSE5 com/pcom
5990 (ix86_expand_sse_movcc): Add SSE5 support.
5991 (ix86_expand_sse5_unpack): New function to use pperm to unpack a
5992 vector type to the next largest size.
5993 (ix86_expand_sse5_pack): New function to use pperm to pack a
5994 vector type to the next smallest size.
5995 (IX86_BUILTIN_FMADDSS): New for SSE5 intrinsic.
5996 (IX86_BUILTIN_FMADDSD): Ditto.
5997 (IX86_BUILTIN_FMADDPS): Ditto.
5998 (IX86_BUILTIN_FMADDPD): Ditto.
5999 (IX86_BUILTIN_FMSUBSS): Ditto.
6000 (IX86_BUILTIN_FMSUBSD): Ditto.
6001 (IX86_BUILTIN_FMSUBPS): Ditto.
6002 (IX86_BUILTIN_FMSUBPD): Ditto.
6003 (IX86_BUILTIN_FNMADDSS): Ditto.
6004 (IX86_BUILTIN_FNMADDSD): Ditto.
6005 (IX86_BUILTIN_FNMADDPS): Ditto.
6006 (IX86_BUILTIN_FNMADDPD): Ditto.
6007 (IX86_BUILTIN_FNMSUBSS): Ditto.
6008 (IX86_BUILTIN_FNMSUBSD): Ditto.
6009 (IX86_BUILTIN_FNMSUBPS): Ditto.
6010 (IX86_BUILTIN_FNMSUBPD): Ditto.
6011 (IX86_BUILTIN_PCMOV_V2DI): Ditto.
6012 (IX86_BUILTIN_PCMOV_V4SI): Ditto.
6013 (IX86_BUILTIN_PCMOV_V8HI): Ditto.
6014 (IX86_BUILTIN_PCMOV_V16QI): Ditto.
6015 (IX86_BUILTIN_PCMOV_V4SF): Ditto.
6016 (IX86_BUILTIN_PCMOV_V2DF): Ditto.
6017 (IX86_BUILTIN_PPERM): Ditto.
6018 (IX86_BUILTIN_PERMPS): Ditto.
6019 (IX86_BUILTIN_PERMPD): Ditto.
6020 (IX86_BUILTIN_PMACSSWW): Ditto.
6021 (IX86_BUILTIN_PMACSWW): Ditto.
6022 (IX86_BUILTIN_PMACSSWD): Ditto.
6023 (IX86_BUILTIN_PMACSWD): Ditto.
6024 (IX86_BUILTIN_PMACSSDD): Ditto.
6025 (IX86_BUILTIN_PMACSDD): Ditto.
6026 (IX86_BUILTIN_PMACSSDQL): Ditto.
6027 (IX86_BUILTIN_PMACSSDQH): Ditto.
6028 (IX86_BUILTIN_PMACSDQL): Ditto.
6029 (IX86_BUILTIN_PMACSDQH): Ditto.
6030 (IX86_BUILTIN_PMADCSSWD): Ditto.
6031 (IX86_BUILTIN_PMADCSWD): Ditto.
6032 (IX86_BUILTIN_PHADDBW): Ditto.
6033 (IX86_BUILTIN_PHADDBD): Ditto.
6034 (IX86_BUILTIN_PHADDBQ): Ditto.
6035 (IX86_BUILTIN_PHADDWD): Ditto.
6036 (IX86_BUILTIN_PHADDWQ): Ditto.
6037 (IX86_BUILTIN_PHADDDQ): Ditto.
6038 (IX86_BUILTIN_PHADDUBW): Ditto.
6039 (IX86_BUILTIN_PHADDUBD): Ditto.
6040 (IX86_BUILTIN_PHADDUBQ): Ditto.
6041 (IX86_BUILTIN_PHADDUWD): Ditto.
6042 (IX86_BUILTIN_PHADDUWQ): Ditto.
6043 (IX86_BUILTIN_PHADDUDQ): Ditto.
6044 (IX86_BUILTIN_PHSUBBW): Ditto.
6045 (IX86_BUILTIN_PHSUBWD): Ditto.
6046 (IX86_BUILTIN_PHSUBDQ): Ditto.
6047 (IX86_BUILTIN_PROTB): Ditto.
6048 (IX86_BUILTIN_PROTW): Ditto.
6049 (IX86_BUILTIN_PROTD): Ditto.
6050 (IX86_BUILTIN_PROTQ): Ditto.
6051 (IX86_BUILTIN_PROTB_IMM): Ditto.
6052 (IX86_BUILTIN_PROTW_IMM): Ditto.
6053 (IX86_BUILTIN_PROTD_IMM): Ditto.
6054 (IX86_BUILTIN_PROTQ_IMM): Ditto.
6055 (IX86_BUILTIN_PSHLB): Ditto.
6056 (IX86_BUILTIN_PSHLW): Ditto.
6057 (IX86_BUILTIN_PSHLD): Ditto.
6058 (IX86_BUILTIN_PSHLQ): Ditto.
6059 (IX86_BUILTIN_PSHAB): Ditto.
6060 (IX86_BUILTIN_PSHAW): Ditto.
6061 (IX86_BUILTIN_PSHAD): Ditto.
6062 (IX86_BUILTIN_PSHAQ): Ditto.
6063 (IX86_BUILTIN_FRCZSS): Ditto.
6064 (IX86_BUILTIN_FRCZSD): Ditto.
6065 (IX86_BUILTIN_FRCZPS): Ditto.
6066 (IX86_BUILTIN_FRCZPD): Ditto.
6067 (IX86_BUILTIN_CVTPH2PS): Ditto.
6068 (IX86_BUILTIN_CVTPS2PH): Ditto.
6069 (IX86_BUILTIN_COMEQSS): Ditto.
6070 (IX86_BUILTIN_COMNESS): Ditto.
6071 (IX86_BUILTIN_COMLTSS): Ditto.
6072 (IX86_BUILTIN_COMLESS): Ditto.
6073 (IX86_BUILTIN_COMGTSS): Ditto.
6074 (IX86_BUILTIN_COMGESS): Ditto.
6075 (IX86_BUILTIN_COMUEQSS): Ditto.
6076 (IX86_BUILTIN_COMUNESS): Ditto.
6077 (IX86_BUILTIN_COMULTSS): Ditto.
6078 (IX86_BUILTIN_COMULESS): Ditto.
6079 (IX86_BUILTIN_COMUGTSS): Ditto.
6080 (IX86_BUILTIN_COMUGESS): Ditto.
6081 (IX86_BUILTIN_COMORDSS): Ditto.
6082 (IX86_BUILTIN_COMUNORDSS): Ditto.
6083 (IX86_BUILTIN_COMFALSESS): Ditto.
6084 (IX86_BUILTIN_COMTRUESS): Ditto.
6085 (IX86_BUILTIN_COMEQSD): Ditto.
6086 (IX86_BUILTIN_COMNESD): Ditto.
6087 (IX86_BUILTIN_COMLTSD): Ditto.
6088 (IX86_BUILTIN_COMLESD): Ditto.
6089 (IX86_BUILTIN_COMGTSD): Ditto.
6090 (IX86_BUILTIN_COMGESD): Ditto.
6091 (IX86_BUILTIN_COMUEQSD): Ditto.
6092 (IX86_BUILTIN_COMUNESD): Ditto.
6093 (IX86_BUILTIN_COMULTSD): Ditto.
6094 (IX86_BUILTIN_COMULESD): Ditto.
6095 (IX86_BUILTIN_COMUGTSD): Ditto.
6096 (IX86_BUILTIN_COMUGESD): Ditto.
6097 (IX86_BUILTIN_COMORDSD): Ditto.
6098 (IX86_BUILTIN_COMUNORDSD): Ditto.
6099 (IX86_BUILTIN_COMFALSESD): Ditto.
6100 (IX86_BUILTIN_COMTRUESD): Ditto.
6101 (IX86_BUILTIN_COMEQPS): Ditto.
6102 (IX86_BUILTIN_COMNEPS): Ditto.
6103 (IX86_BUILTIN_COMLTPS): Ditto.
6104 (IX86_BUILTIN_COMLEPS): Ditto.
6105 (IX86_BUILTIN_COMGTPS): Ditto.
6106 (IX86_BUILTIN_COMGEPS): Ditto.
6107 (IX86_BUILTIN_COMUEQPS): Ditto.
6108 (IX86_BUILTIN_COMUNEPS): Ditto.
6109 (IX86_BUILTIN_COMULTPS): Ditto.
6110 (IX86_BUILTIN_COMULEPS): Ditto.
6111 (IX86_BUILTIN_COMUGTPS): Ditto.
6112 (IX86_BUILTIN_COMUGEPS): Ditto.
6113 (IX86_BUILTIN_COMORDPS): Ditto.
6114 (IX86_BUILTIN_COMUNORDPS): Ditto.
6115 (IX86_BUILTIN_COMFALSEPS): Ditto.
6116 (IX86_BUILTIN_COMTRUEPS): Ditto.
6117 (IX86_BUILTIN_COMEQPD): Ditto.
6118 (IX86_BUILTIN_COMNEPD): Ditto.
6119 (IX86_BUILTIN_COMLTPD): Ditto.
6120 (IX86_BUILTIN_COMLEPD): Ditto.
6121 (IX86_BUILTIN_COMGTPD): Ditto.
6122 (IX86_BUILTIN_COMGEPD): Ditto.
6123 (IX86_BUILTIN_COMUEQPD): Ditto.
6124 (IX86_BUILTIN_COMUNEPD): Ditto.
6125 (IX86_BUILTIN_COMULTPD): Ditto.
6126 (IX86_BUILTIN_COMULEPD): Ditto.
6127 (IX86_BUILTIN_COMUGTPD): Ditto.
6128 (IX86_BUILTIN_COMUGEPD): Ditto.
6129 (IX86_BUILTIN_COMORDPD): Ditto.
6130 (IX86_BUILTIN_COMUNORDPD): Ditto.
6131 (IX86_BUILTIN_COMFALSEPD): Ditto.
6132 (IX86_BUILTIN_COMTRUEPD): Ditto.
6133 (IX86_BUILTIN_PCOMEQUB): Ditto.
6134 (IX86_BUILTIN_PCOMNEUB): Ditto.
6135 (IX86_BUILTIN_PCOMLTUB): Ditto.
6136 (IX86_BUILTIN_PCOMLEUB): Ditto.
6137 (IX86_BUILTIN_PCOMGTUB): Ditto.
6138 (IX86_BUILTIN_PCOMGEUB): Ditto.
6139 (IX86_BUILTIN_PCOMFALSEUB): Ditto.
6140 (IX86_BUILTIN_PCOMTRUEUB): Ditto.
6141 (IX86_BUILTIN_PCOMEQUW): Ditto.
6142 (IX86_BUILTIN_PCOMNEUW): Ditto.
6143 (IX86_BUILTIN_PCOMLTUW): Ditto.
6144 (IX86_BUILTIN_PCOMLEUW): Ditto.
6145 (IX86_BUILTIN_PCOMGTUW): Ditto.
6146 (IX86_BUILTIN_PCOMGEUW): Ditto.
6147 (IX86_BUILTIN_PCOMFALSEUW): Ditto.
6148 (IX86_BUILTIN_PCOMTRUEUW): Ditto.
6149 (IX86_BUILTIN_PCOMEQUD): Ditto.
6150 (IX86_BUILTIN_PCOMNEUD): Ditto.
6151 (IX86_BUILTIN_PCOMLTUD): Ditto.
6152 (IX86_BUILTIN_PCOMLEUD): Ditto.
6153 (IX86_BUILTIN_PCOMGTUD): Ditto.
6154 (IX86_BUILTIN_PCOMGEUD): Ditto.
6155 (IX86_BUILTIN_PCOMFALSEUD): Ditto.
6156 (IX86_BUILTIN_PCOMTRUEUD): Ditto.
6157 (IX86_BUILTIN_PCOMEQUQ): Ditto.
6158 (IX86_BUILTIN_PCOMNEUQ): Ditto.
6159 (IX86_BUILTIN_PCOMLTUQ): Ditto.
6160 (IX86_BUILTIN_PCOMLEUQ): Ditto.
6161 (IX86_BUILTIN_PCOMGTUQ): Ditto.
6162 (IX86_BUILTIN_PCOMGEUQ): Ditto.
6163 (IX86_BUILTIN_PCOMFALSEUQ): Ditto.
6164 (IX86_BUILTIN_PCOMTRUEUQ): Ditto.
6165 (IX86_BUILTIN_PCOMEQB): Ditto.
6166 (IX86_BUILTIN_PCOMNEB): Ditto.
6167 (IX86_BUILTIN_PCOMLTB): Ditto.
6168 (IX86_BUILTIN_PCOMLEB): Ditto.
6169 (IX86_BUILTIN_PCOMGTB): Ditto.
6170 (IX86_BUILTIN_PCOMGEB): Ditto.
6171 (IX86_BUILTIN_PCOMFALSEB): Ditto.
6172 (IX86_BUILTIN_PCOMTRUEB): Ditto.
6173 (IX86_BUILTIN_PCOMEQW): Ditto.
6174 (IX86_BUILTIN_PCOMNEW): Ditto.
6175 (IX86_BUILTIN_PCOMLTW): Ditto.
6176 (IX86_BUILTIN_PCOMLEW): Ditto.
6177 (IX86_BUILTIN_PCOMGTW): Ditto.
6178 (IX86_BUILTIN_PCOMGEW): Ditto.
6179 (IX86_BUILTIN_PCOMFALSEW): Ditto.
6180 (IX86_BUILTIN_PCOMTRUEW): Ditto.
6181 (IX86_BUILTIN_PCOMEQD): Ditto.
6182 (IX86_BUILTIN_PCOMNED): Ditto.
6183 (IX86_BUILTIN_PCOMLTD): Ditto.
6184 (IX86_BUILTIN_PCOMLED): Ditto.
6185 (IX86_BUILTIN_PCOMGTD): Ditto.
6186 (IX86_BUILTIN_PCOMGED): Ditto.
6187 (IX86_BUILTIN_PCOMFALSED): Ditto.
6188 (IX86_BUILTIN_PCOMTRUED): Ditto.
6189 (IX86_BUILTIN_PCOMEQQ): Ditto.
6190 (IX86_BUILTIN_PCOMNEQ): Ditto.
6191 (IX86_BUILTIN_PCOMLTQ): Ditto.
6192 (IX86_BUILTIN_PCOMLEQ): Ditto.
6193 (IX86_BUILTIN_PCOMGTQ): Ditto.
6194 (IX86_BUILTIN_PCOMGEQ): Ditto.
6195 (IX86_BUILTIN_PCOMFALSEQ): Ditto.
6196 (IX86_BUILTIN_PCOMTRUEQ): Ditto.
6197 (bdesc_ptest): Change OPTION_MASK_ISA_SSE4_1 to
6198 OPTION_MASK_ISA_ROUND for instructions that are shared between
6200 (bdesc_2arg): Ditto.
6201 (bdesc_sse_3arg): Ditto.
6202 (enum multi_arg_type): New enum for describing the various SSE5
6203 intrinsic argument types.
6204 (bdesc_multi_arg): New table for SSE5 intrinsics.
6205 (ix86_init_mmx_sse_builtins): Add SSE5 intrinsic support.
6206 (ix86_expand_multi_arg_builtin): New function for creating SSE5
6208 (ix86_expand_builtin): Add SSE5 intrinsic support.
6209 (ix86_sse5_valid_op_p): New function to validate SSE5 3 and 4
6210 operand instructions.
6211 (ix86_expand_sse5_multiple_memory): New function to split the
6212 second memory reference from SSE5 instructions.
6213 (type_has_variadic_args_p): Delete in favor of stdarg_p.
6214 (ix86_return_pops_args): Use stdarg_p to determine if the function
6215 has variable arguments.
6216 (ix86_setup_incoming_varargs): Ditto.
6217 (x86_this_parameter): Ditto.
6219 * config/i386/i386-protos.h (ix86_expand_sse5_unpack): Add
6221 (ix86_expand_sse5_pack): Ditto.
6222 (ix86_sse5_valid_op_p): Ditto.
6223 (ix86_expand_sse5_multiple_memory): Ditto.
6225 * config/i386/i386.md (UNSPEC_SSE5_INTRINSIC): Add new UNSPEC
6226 constant for SSE5 support.
6227 (UNSPEC_SSE5_UNSIGNED_CMP): Ditto.
6228 (UNSPEC_SSE5_TRUEFALSE): Ditto.
6229 (UNSPEC_SSE5_PERMUTE): Ditto.
6230 (UNSPEC_SSE5_ASHIFT): Ditto.
6231 (UNSPEC_SSE5_LSHIFT): Ditto.
6232 (UNSPEC_FRCZ): Ditto.
6233 (UNSPEC_CVTPH2PS): Ditto.
6234 (UNSPEC_CVTPS2PH): Ditto.
6235 (PCOM_FALSE): Add new constant for true/false SSE5 comparisons.
6237 (COM_FALSE_S): Ditto.
6238 (COM_FALSE_P): Ditto.
6239 (COM_TRUE_S): Ditto.
6240 (COM_TRUE_P): Ditto.
6241 (type attribute): Add ssemuladd, sseiadd1, ssecvt1, sse4arg types.
6242 (unit attribute): Add support for ssemuladd, ssecvt1, sseiadd1 sse4arg
6244 (memory attribute): Ditto.
6245 (sse4_1_round<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
6246 Use SSE4_1_ROUND_* constants instead of hard coded numbers.
6247 (rint<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
6248 (floor<mode>2): Ditto.
6249 (ceil<mode>2): Ditto.
6250 (btrunc<mode>2): Ditto.
6251 (nearbyintdf2): Ditto.
6252 (nearbyintsf2): Ditto.
6253 (sse_setccsf): Disable if SSE5.
6254 (sse_setccdf): Ditto.
6255 (sse5_setcc<mode>): New support for SSE5 conditional move.
6256 (sse5_pcmov_<mode>): Ditto.
6258 * config/i386/sse.md (SSEMODE1248): New mode iterator for SSE5.
6260 (SSEMODEF2P): Ditto.
6261 (ssemodesuffixf4): New mode attribute for SSE5.
6262 (ssemodesuffixf2s): Ditto.
6263 (ssemodesuffixf2c): Ditto.
6264 (sserotatemax): Ditto.
6265 (ssescalarmode): Ditto.
6266 (sse_maskcmpv4sf3): Disable if SSE5.
6267 (sse_maskcmpv2df3): Ditto.
6268 (sse_vmmaskcmpv4sf3): Ditto.
6269 (sse5_fmadd<mode>4): Add SSE5 floating point multiply/add
6271 (sse5_vmfmadd<mode>4): Ditto.
6272 (sse5_fmsub<mode>4): Ditto.
6273 (sse5_vmfmsub<mode>4): Ditto.
6274 (sse5_fnmadd<mode>4): Ditto.
6275 (sse5_vmfnmadd<mode>4): Ditto.
6276 (sse5_fnmsub<mode>4): Ditto.
6277 (sse5_vmfnmsub<mode>4): Ditto.
6278 (sse5i_fmadd<mode>4): Ditto.
6279 (sse5i_fmsub<mode>4): Ditto.
6280 (sse5i_fnmadd<mode>4): Ditto.
6281 (sse5i_fnmsub<mode>4): Ditto.
6282 (sse5i_vmfmadd<mode>4): Ditto.
6283 (sse5i_vmfmsub<mode>4): Ditto.
6284 (sse5i_vmfnmadd<mode>4): Ditto.
6285 (sse5i_vmfnmsub<mode>4): Ditto.
6286 (mulv16qi3): Add SSE5 support.
6288 (sse5_mulv4si3): New insn for 32-bit multiply support on SSE5.
6289 (sse2_mulv4si3): Disable if SSE5.
6290 (sse4_1_roundpd): Use TARGET_ROUND instead of TARGET_SSE4_1.
6291 (sse4_1_roundps): Ditto.
6292 (sse4_1_roundsd): Ditto.
6293 (sse4_1_roundss): Ditto.
6294 (sse_maskcmpv4sf3): Disable if SSE5 so the SSE5 instruction will
6296 (sse_maskcmpsf3): Ditto.
6297 (sse_vmmaskcmpv4sf3): Ditto.
6298 (sse2_maskcmpv2df3): Ditto.
6299 (sse2_maskcmpdf3): Ditto.
6300 (sse2_vmmaskcmpv2df3): Ditto.
6301 (sse2_eq<mode>3): Ditto.
6302 (sse2_gt<mode>3): Ditto.
6303 (sse5_pcmov_<mode>): Add SSE5 support.
6304 (vec_unpacku_hi_v16qi): Ditto.
6305 (vec_unpacks_hi_v16qi): Ditto.
6306 (vec_unpacku_lo_v16qi): Ditto.
6307 (vec_unpacks_lo_v16qi): Ditto.
6308 (vec_unpacku_hi_v8hi): Ditto.
6309 (vec_unpacks_hi_v8hi): Ditto.
6310 (vec_unpacku_lo_v8hi): Ditto.
6311 (vec_unpacks_lo_v8hi): Ditto.
6312 (vec_unpacku_hi_v4si): Ditto.
6313 (vec_unpacks_hi_v4si): Ditto.
6314 (vec_unpacku_lo_v4si): Ditto.
6315 (vec_unpacks_lo_v4si): Ditto.
6316 (sse5_pmacsww): New SSE5 intrinsic insn.
6317 (sse5_pmacssww): Ditto.
6318 (sse5_pmacsdd): Ditto.
6319 (sse5_pmacssdd): Ditto.
6320 (sse5_pmacssdql): Ditto.
6321 (sse5_pmacssdqh): Ditto.
6322 (sse5_pmacsdqh): Ditto.
6323 (sse5_pmacsswd): Ditto.
6324 (sse5_pmacswd): Ditto.
6325 (sse5_pmadcsswd): Ditto.
6326 (sse5_pmadcswd): Ditto.
6327 (sse5_pcmov_<move>): Conditional move support on SSE5.
6328 (sse5_phaddbw): New SSE5 intrinsic insn.
6329 (sse5_phaddbd): Ditto.
6330 (sse5_phaddbq): Ditto.
6331 (sse5_phaddwd): Ditto.
6332 (sse5_phaddwq): Ditto.
6333 (sse5_phadddq): Ditto.
6334 (sse5_phaddubw): Ditto.
6335 (sse5_phaddubd): Ditto.
6336 (sse5_phaddubq): Ditto.
6337 (sse5_phadduwd): Ditto.
6338 (sse5_phadduwq): Ditto.
6339 (sse5_phaddudq): Ditto.
6340 (sse5_phsubbw): Ditto.
6341 (sse5_phsubwd): Ditto.
6342 (sse5_phsubdq): Ditto.
6343 (sse5_pperm): Ditto.
6344 (sse5_pperm_sign_v16qi_v8hi): New insns for pack/unpack with SSE5.
6345 (sse5_pperm_zero_v16qi_v8hi): Ditto.
6346 (sse5_pperm_sign_v8hi_v4si): Ditto.
6347 (sse5_pperm_zero_v8hi_v4si): Ditto.
6348 (sse5_pperm_sign_v4si_v2di): Ditto.
6349 (sse5_pperm_sign_v4si_v2di): Ditto.
6350 (sse5_pperm_pack_v2di_v4si): Ditto.
6351 (sse5_pperm_pack_v4si_v8hi): Ditto.
6352 (sse5_pperm_pack_v8hi_v16qi): Ditto.
6353 (sse5_perm<mode>): New SSE5 intrinsic insn.
6354 (rotl<mode>3): Ditto.
6355 (sse5_rotl<mode>3): Ditto.
6356 (sse5_ashl<mode>3): Ditto.
6357 (sse5_lshl<mode>3): Ditto.
6358 (sse5_frcz<mode>2): Ditto.
6359 (sse5s_frcz<mode>2): Ditto.
6360 (sse5_cvtph2ps): Ditto.
6361 (sse5_cvtps2ph): Ditto.
6362 (sse5_vmmaskcmp<mode>3): Ditto.
6363 (sse5_com_tf<mode>3): Ditto.
6364 (sse5_maskcmp<mode>3): Ditto.
6365 (sse5_maskcmp_uns<mode>3): Ditto.
6366 (sse5_maskcmp_uns2<mode>3): Ditto.
6367 (sse5_pcom_tf<mode>3): Ditto.
6369 * config/i386/predicates.md (const_0_to_31_operand): New predicate
6371 (sse5_comparison_float_operator): New predicate to match the
6372 comparison operators supported by the SSE5 com instruction.
6373 (ix86_comparison_int_operator): New predicate to match just the
6374 signed int comparisons.
6375 (ix86_comparison_uns_operator): New predicate to match just the
6376 unsigned int comparisons.
6378 * doc/invoke.texi (-msse5): Add documentation.
6379 (-mfused-madd): Ditto.
6381 * doc/extend.texi (x86 intrinsics): Document new SSE5 intrinsics.
6383 * config.gcc (i[34567]86-*-*): Include bmmintrin.h and
6385 (x86_64-*-*): Ditto.
6387 * config/i386/cpuid.h (bit_SSE5): Define SSE5 bit.
6389 * config/i386/bmmintrin.h: New file, provide common x86 compiler
6390 intrinisics for SSE5.
6392 * config/i386/smmintrin.h: Move instructions shared with SSE5 to
6395 * config/i386/mmintrin-common.h: New file, to contain common
6396 instructions between SSE4.1 and SSE5.
6398 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration): Use
6399 FOREACH_FUNCTION_ARGS to iterate over the argument list.
6400 (gen_regparm_prefix): Ditto.
6402 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix): Use
6403 FOREACH_FUNCTION_ARGS to iterate over the argument list. Use
6404 prototype_p to determine if a function is prototyped.
6406 2007-09-12 Janis Johnson <janis187@us.ibm.com>
6408 * config/dfp-bit.c (dfp_conversion_exception): New function.
6409 (DFP_TO_DFP) Add new variants to use direct conversions in decNumber.
6410 (DFP_TO_INT): Ditto.
6411 (INT_TO_DFP): Ditto.
6412 * config/dfp-bit.h (DEC_FLOAT_FROM_INT, DEC_FLOAT_TO_INT): New.
6414 2007-09-12 Jakub Jelinek <jakub@redhat.com>
6417 * config/ia64/ia64.c (ia64_expand_epilogue): Emit blockage
6418 before sp restoration even when total_size is 0, but
6419 frame_pointer_needed.
6421 2007-09-12 Bob Wilson <bob.wilson@acm.org>
6423 * config/xtensa/xtensa.c (machine_function): Add vararg_a7_copy.
6424 (xtensa_copy_incoming_a7): Use start_sequence instead of
6425 push_to_sequence. Stash insns in vararg_a7_copy for builtin_saveregs.
6426 (xtensa_builtin_saveregs): Place code from vararg_a7_copy at the start
6427 of the saveregs sequence.
6429 2007-09-12 Richard Sandiford <richard@codesourcery.com>
6431 * c-tree.h (grokfield): Add a "tree *" argument.
6432 * c-decl.c (grokdeclarator): Take a pointer to the decl's attributes.
6433 Chain nested decl attributes to it. Don't call decl_attributes here.
6434 (groktypename): Pass grokdeclarator a pointer to the attribute list.
6435 (start_decl, grokparm, push_parm_decl, start_function): Likewise.
6436 (grokfield): Take a pointer to the decl's attributes and pass
6437 it to grokdeclarator.
6438 * c-parser.c (c_parser_struct_declaration): Update the calls to
6439 grokfield. Call decl_attributes for anonymous struct and union
6442 2007-09-12 Jan Hubicka <jh@suse.cz>
6444 * c-objc-common.h (LANG_HOOKS_CALLGRAPH_EXPAND_FUNCTION): Kill.
6446 2007-09-12 Ira Rosen <irar@il.ibm.com>
6448 PR tree-optimization/32377
6449 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Distinguish
6450 between positive and negative dependence distance using DDR_REVERSED_P.
6452 2007-09-12 Dorit Nuzman <dorit@il.ibm.com>
6454 PR tree-optimization/33373
6455 * tree-vect-analyze (vect_determine_vectorization_factor): Call
6456 TREE_INT_CST_LOW when comparing TYPE_SIZE_UNIT.
6458 2007-09-12 Jan Hubicka <jh@suse.cz>
6461 * config/i386/i386.md (floatsisf2_mixed_memory, floatsisf2_sse_memory):
6462 Disable for !SSE_MATH
6464 2007-09-12 Christian Bruel <christian.bruel@st.com>
6466 * sh.h (SH_DBX_REGISTER_NUMBER): Added fpscr, fixed sr/gbr regs.
6467 * linux-unwind.h (SH_DWARF_FRAME_GBR): fixed.
6469 2007-09-12 Ira Rosen <irar@il.ibm.com>
6471 * tree-vect-transform.c (vect_get_slp_defs): Don't build a vector
6472 for oprnd1 if not required.
6473 (vectorizable_operation): Use scalar operand in SLP in case of
6474 shift with scalar argument.
6476 2007-09-12 Ira Rosen <irar@il.ibm.com>
6478 * params.def (PARAM_MIN_VECT_LOOP_BOUND): Change default and
6481 2007-09-11 James E. Wilson <wilson@specifix.com>
6483 * defaults.h (DWARF2_UNWIND_INFO): Don't define if
6484 TARGET_UNWIND_INFO is defined.
6485 * config/ia64/ia64.h (INCOMING_RETURN_ADDR_RTX): Delete undef
6488 2007-09-12 Kaz Kojima <kkojima@gcc.gnu.org>
6490 * config/sh/sh.c (calc_live_regs): Use
6491 current_function_saves_all_registers instead of
6492 current_function_has_nonlocal_label.
6493 (sh_allocate_initial_value): Likewise.
6494 (sh_get_pr_initial_val): Likewise.
6495 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): Likewise.
6496 * config/sh/sh.md (load_ra): Likewise.
6498 2007-09-12 Hans-Peter Nilsson <hp@axis.com>
6500 * config/cris/t-linux (LIMITS_H_TEST): Only define if not inhibit_libc.
6503 * config/cris/cris.c (cris_expand_pic_call_address): Fix typo in
6504 GET_CODE (x) == CONST_INT to CONST_INT_P (x) transformation.
6506 2007-09-12 Sa Liu <saliu@de.ibm.com>
6508 * config/spu/spu.c (spu_emit_branch_or_set): Handle NaN values as
6509 operands to DFmode GE or LE compares.
6511 2007-09-12 Bernd Schmidt <bernd.schmidt@analog.com>
6513 * config/bfin/bfin.h (enum reg_class, REG_CLASS_CONTENTS,
6514 REG_CLASS_NAMES): Add P0REGS.
6515 (REGNO_REG_CLASS): Return it where appropriate.
6516 (REG_CLASS_FROM_CONSTRAINT): Add 'qA'.
6517 (CLASS_LIKELY_SPILLED_P): P0REGS is likely_spilled.
6518 * doc/md.texi (Blackfin family): Document 'q' constraints.
6520 2007-09-11 Steve Kenton <skenton@ou.edu>
6522 * pa/linux-unwind.h: Guard with inhibit_libc.
6523 * pa/hpux-unwind.h: Likewise.
6525 2007-09-11 David Daney <ddaney@avtrex.com>
6527 * doc/invoke.texi: Document new MIPS -mllsc and -mno-llsc options.
6528 * doc/install.texi: Document new --with-llsc and --without-llsc
6530 * config.gcc: Handle --with-llsc and --without-llsc configure options.
6531 * config/mips/mips.md (sync, memory_barrier): Wrap sync instrunction
6532 in %| and %- operand codes. Depend on GENERATE_SYNC instead of
6534 (sync_compare_and_swap<mode>, sync_add<mode>, sync_sub<mode>,
6535 sync_old_add<mode>, sync_old_sub<mode>, sync_new_add<mode>,
6536 sync_new_sub<mode>, sync_<optab><mode>, sync_old_<optab><mode>,
6537 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
6538 sync_new_nand<mode>, sync_lock_test_and_set<mode>): Depend on
6539 GENERATE_LL_SC instead of ISA_HAS_LL_SC.
6540 * config/mips/mips.opt (mllsc): New option.
6541 * config/mips/mips.c (mips_llsc): Define variable.
6542 (mips_handle_option): Handle mllsc option.
6543 (override_options): Set mips_print_operand_punct for '|' and '-'.
6544 (print_operand): Add new %| and %- operand codes.
6545 * config/mips/mips.h (mips_llsc_setting): New enum type.
6546 (mips_llsc): Declare.
6547 (OPTION_DEFAULT_SPECS): Add llsc handling.
6548 (GENERATE_SYNC): New macro.
6549 (GENERATE_LL_SC): New macro.
6550 (MIPS_COMPARE_AND_SWAP, MIPS_SYNC_OP, MIPS_SYNC_OLD_OP,
6551 MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND,
6552 MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE): Wrap instructions
6553 in %| and %- operand codes.
6555 2007-09-11 Eric Botcazou <ebotcazou@adacore.com>
6557 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Deal with
6558 TYPE_NONALIASED_COMPONENT like with DECL_NONADDRESSABLE_P.
6560 2007-09-11 Jason Merrill <jason@redhat.com>
6563 * stor-layout.c (layout_decl): Do pack variable size fields.
6565 2007-09-11 Maxim Kuvyrkov <maxim@codesourcery.com>
6567 * config/m68k/predicates.md (movsi_const0_operand,
6568 non_symbolic_call_operand): New predicates.
6570 * config/m68k/constraints.md (Cs, Ci, C0, Cj, CQ, CW, CZ, CS, Ap, Ac):
6572 * doc/md.texi (Constraints for Particular Machines: Motorola 680x0):
6573 Document constraints N, O, P, R, S, T, Q, U, W, Cs, Ci, C0, Cj, CQ,
6574 CW, CZ, CS, Ap and Ac.
6576 * config/m68k/m68k.md (UNSPEC_IB): New constant.
6577 (constraints.md): New include.
6578 (cpu, type, type1, opx, opy, opx_type, opy_type, size, opx_access,
6579 opx_mem, opy_mem, op_mem, guess, split): New attributes.
6580 (movdf_internal): Name pattern. Fix to use alternatives. Add split.
6582 (pushdi): Add split.
6583 (tstsi_internal): Name pattern. Fix to use alternatives. Specify
6584 attributes. Split tstsi_internal_68020_cf from it.
6585 (tstsi_internal_68020_cf): New pattern.
6586 (tsthi_internal, tstqi_internal): Name pattern. Specify attributes.
6587 (tst<mode>_cf): Specify attributea.
6588 (cmpsi_cf): Name pattern. Specify attributes.
6589 (cmp<mode>_68881, cmp<mode>_cf): Specify type attribute.
6590 (pushexthisi_const): Fix to use alternatives. Specify
6592 (movsi_const0): Split movsi_const0_68000_10 and movsi_const0_68040_60
6593 from it. Fix to use alternatives. Specify attributes.
6594 (movsi_const0_68040_10, movsi_const0_68040_60): New patterns.
6595 (movsi_cf, movstrictqi_cf): Fix to use alternatives. Specify
6597 (movsf_cf_soft): Specify attributes.
6598 (movdf_cf_soft): Add split.
6599 (pushasi, zero_extendhisi2_cf, zero_extendqisi2_cfv4,
6600 cfv4_extendhisi2, 68k_extendhisi2, extendqihi2, cfv4_extendqisi2,
6601 68k_extendqisi2, truncdfsf2_cf): Specify attributes.
6602 (truncdfsf2_68881): Name pattern. Specify attributes.
6603 (floatsi<mode>2_cf, floathi<mode>2_68881, floathi<mode>2_cf,
6604 floatqi<mode>2_68881, floatqi<mode>2_cf, ftrunc<mode>2_cf,
6605 fix<mode>qi2_cf, fix<mode>hi2_cf, fix<mode>si2_cf, adddi_dishl32):
6607 (addsi3_5200): Fix to use alternatives. Specify attributes.
6609 (add<mode>3_cf, subdi_dishl32): Specify attributes.
6610 (subsi3): Add alternative for subq.l. Specify attributes.
6611 (sub<mode>3_cf, mulhi3, mulhisi3): Specify attributes.
6612 (mulhisisi3_s, mulsi3_68020, mulsi3_cf): Name pattern. Specify
6614 (umulhisi3): Specify attributes.
6615 (mulhisisi3_z): Name pattern. Specify attributes.
6616 (fmul<mode>3_cf, div<mode>3_cf, negsi2_internal, negsi2_5200,
6617 sqrt<mode>2_68881, clzsi2, one_cmplsi2_5200, subreghi1ashrdi_const32,
6618 subregsi1ashrdi_const32, ashrsi3, subreg1lshrdi_const32, lshrsi3,
6619 bsetmemqi): Specify attributes.
6620 (bsetmemqi_ext): Name pattern. Specify attributes.
6621 (bclrmemqi): Specify attributes.
6622 (bclrmemqi_ext, scc, sls): Name pattern. Specify attributes.
6623 (beq, bne, bgt, bgtu, blt, bltu, bge, bgeu, ble, bleu): Specify
6625 (beq2, bne2, bgt2, bgtu2, blt2, bltu2, bge2, bgeu2, ble2, bleu2): Name
6626 pattern. Specify attributes.
6627 (jump): Specify attributes.
6628 (tablejump_internal): Name pattern. Specify attributes.
6629 (call_value): Split into non_symbolic_call_value,
6630 symbolic_call_value_jsr, symbolic_call_value_bsr. Fix to use
6631 alternatives. Specify attributes.
6632 (non_symbolic_call_value, symbolic_call_value_jsr,
6633 symbolic_call_value_bsr): New patterns.
6634 (nop, return, unlink, indirect_jump): Specify attributes.
6635 (trap): Fix condition. Specify attributes.
6638 * config/m68k/m68k.c (m68k_symbolic_call_var): New variable.
6639 (override_options): Initialize it. Initialize m68k_sched_cpu.
6640 (CONST_METHOD): Rename to M68K_CONST_METHOD, move to m68k.h.
6641 (const_method): Make global, rename to m68k_const_method.
6642 (const_int_cost, output_move_const_into_data_reg): Update.
6643 (output_move_double): Parametrize to emit rtl code, rename to
6645 (output_reg_adjust, emit_reg_adjust, output_compadr, output_movsi,
6646 emit_movsi): New static functions.
6647 (output_move_double): New function with semantics of old
6649 (m68k_emit_move_double): New function.
6650 (m68k_sched_cpu): New variable.
6651 (attr_op_type): New enum.
6652 (sched_guess_p): New variable.
6653 (sched_address_type, sched_operand_type, sched_attr_op_type):
6654 New static functions.
6655 (m68k_sched_attr_opx_type, m68k_sched_attr_opy_type,
6656 m68k_sched_attr_size, m68k_sched_attr_op_mem): New functions.
6657 (sched_branch_type): New static variable.
6658 (m68k_sched_branch_type): New function.
6659 * config/m68k/m68k.h (M68K_SYMBOLIC_CALL): New enum.
6660 (m68k_symbolic_call_var): Declare.
6661 (M68K_CONST_METHOD): Rename from CONST_METHOD. Move here from m68k.c.
6662 (m68k_const_method, m68k_emit_move_double, m68k_sched_cpu,
6663 m68k_sched_attr_opx_type, m68k_sched_attr_opy_type,
6664 m68k_sched_attr_size, m68k_sched_attr_op_mem, m68k_sched_branch_type):
6667 2007-09-11 Jakub Jelinek <jakub@redhat.com>
6669 * builtins.def (BUILT_IN_VA_ARG_PACK_LEN): New builtin.
6670 * builtins.c (expand_builtin) <case BUILT_IN_VA_ARG_PACK_LEN>: Issue
6671 error if __builtin_va_arg_pack_len () wasn't optimized out during
6673 * tree-inline.c (copy_bb): Replace __builtin_va_arg_pack_len ()
6674 with the number of inline's anonymous arguments.
6675 * doc/extend.texi: Document __builtin_va_arg_pack_len ().
6677 2007-09-11 Zdenek Dvorak <ook@ucw.cz>
6679 * fold-const.c (extract_muldiv_1): Do not simplify var * c * c to var.
6681 2007-09-11 Jan Hubicka <jh@suse.cz>
6683 * config/i386/i386.h (ix86_tune_indices): Add
6684 X86_TUNE_INTER_UNIT_CONVERSIONS.
6685 (TARGET_INTER_UNIT_CONVERSIONS): New.
6686 * config/i386/i386.md (floatsi expanders): Remove redundant check
6687 for SImode source; offload to memory when asked for.
6688 (floatsisf2_mixed, floatsisf2_sse, floatsidf2_mixed, floatsidf2_sse
6689 floatdisf2_mixed, floatsisf2_sse, floatsidf2_mixed, floatsidf2_sse):
6691 (floatsisf2_mixed_memory, floatsisf2_sse_memory,
6692 floatsidf2_mixed_memory, floatsidf2_sse_memory
6693 floatdisf2_mixed_memory, floatsisf2_sse_memory,
6694 floatsidf2_mixed_memory, floatsidf2_sse_memory): New.
6696 2007-09-11 Jan Hubicka <jh@suse.cz>
6698 * toplev.c (process_options): all frontends now do unit-at-a-time.
6699 * cgraphunit.c: update comments.
6700 (cgraph_expand_function): call passmanager dirrectly; emit thunks.
6701 * c-decl.c (finish_function): use cgraph_add_new_function.
6702 * function.c (expand_function_end): We are always unit-at-a-time.
6704 2007-09-11 Richard Sandiford <richard@codesourcery.com>
6706 * config/mips/mips.c (mips_set_mips16_mode): Use separate anchor
6707 settings for MIPS16.
6708 (mips_use_anchors_for_symbol_p): Use default_use_anchors_for_symbol_p.
6710 2007-09-11 Richard Sandiford <richard@codesourcery.com>
6712 * config/mips/mips.c (mips_symbol_insns_1): Allow LEAs of
6713 SYMBOL_FORCE_TO_MEM constants.
6714 (mips_rtx_costs): Give a cost of 1 to force_to_mem_operands.
6715 (mips16_rewrite_pool_refs_info): New structure.
6716 (mips16_rewrite_pool_constant): New function, split out from...
6717 (mips16_rewrite_pool_refs): ...here. Take a pointer to a
6718 mips16_rewrite_pool_refs_info structure rather than a pointer
6719 to a constant pool. Force force_to_mem_operands into memory.
6720 (mips16_lay_out_constants): Update call to mips16_rewrite_pool_refs.
6721 * config/mips/predicates.md (force_to_mem_operand): New predicate.
6722 * config/mips/constraints.md (kf): New constraint.
6723 * config/mips/mips.md (*movdi_64bit_mips16): Add a d <- kf alternative.
6724 (*movsi_mips16): Likewise.
6726 2007-09-11 Richard Sandiford <richard@codesourcery.com>
6727 Nigel Stephens <nigel@mips.com>
6728 David Ung <davidu@mips.com>
6730 * config/mips/mips.h (CONSTANT_POOL_COST): Move to...
6731 * config/mips/mips.c: ...here and set to 4 for TARGET_MIPS16.
6732 (mips16_constant_cost, mips_immediate_operand_p, mips_binary_cost)
6733 (mips_fp_mult_cost, mips_fp_div_cost, mips_sign_extend_cost)
6734 (mips_zero_extend_cost): New functions.
6735 (mips_rtx_costs): Treat COMPARE constants as having zero cost.
6736 Use the new functions. Tweak many cost estimates, both here
6737 and in the new subroutines. Return false when the cost of the
6738 operands has not been calculated. Check for *clear_upper32.
6739 Check for floating-point multiply-add, reciprocal and rsqrt
6740 patterns. Handle comparison and rotation codes.
6742 2007-09-11 Danny Smith <dannysmith@users.sourceforge.net>
6744 * config/i386/cygming.h (TARGET_STRIP_NAME_ENCODING): Don't
6746 * config/i386/i386.c (get_dllimport_decl): Don't strip
6749 2007-09-10 Janis Johnson <janis187@us.ibm.com>
6752 * config/dfp-bit.c: Don't skip TFmode conversions; move strto*
6753 declarations to top.
6754 (DFP_TO_BFP): Use for either XFmode or TFmode.
6755 (BFP_TO_DFP): Use for either XFmode or TFmode; always use cast
6757 * config/dfp-bit.h: Include float.h.
6758 (LONG_DOUBLE_HAS_XF_MODE, LONG_DOUBLE_HAS_TF_MODE): Define if long
6759 double is one of these modes, rather than using LIBGCC_HAS_*F_MODE
6760 which doesn't mean the same thing.
6761 (BFP_KIND): Use 4 to mean TFmode.
6762 (BFP_FMT): Specify the number of decimal digits based on the
6763 number of mantissa digits.
6764 (BFP_VIA_TYPE): Binary float type to use as cast for sprintf.
6765 (BFP_TO_DFP, DFP_TO_BFP): Define names for TFmode variants.
6766 (STR_TO_BFP): Use strtold for XFmode or TFmode.
6767 (TFtype): Define if TFmode is supported.
6768 * doc/libgcc.texi (Decimal float library routines): Document
6769 TF conversion functions.
6771 2007-09-10 Chao-ying Fu <fu@mips.com>
6773 * config/mips/mips.c (mips_scalar_mode_supported_p): Declare.
6774 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
6775 (mips_emit_compare): Process fixed-point modes.
6776 (mips_pad_arg_upward): Support fixed-point types.
6777 (override_options): Allow fixed-point modes in accumulators.
6778 (mips_pass_by_reference): Pass DQ, UDQ, DA, and UDA modes in registers.
6779 (mips_vector_mode_supported_p): Support V2HQmode, V2UHQmode, V2HAmode,
6780 V2UHAmode, V4QQmode, and V4UQQmode when TARGET_DSP.
6781 (mips_scalar_mode_supported_p): New function to accept fixed-point
6782 modes if the width is not greater than two BITS_PER_WORD.
6783 * config/mips/mips.h (SHORT_FRACT_TYPE_SIZE, FRACT_TYPE_SIZE,
6784 LONG_FRACT_TYPE_SIZE, LONG_LONG_FRACT_TYPE_SIZE,
6785 SHORT_ACCUM_TYPE_SIZE, ACCUM_TYPE_SIZE, LONG_ACCUM_TYPE_SIZE,
6786 LONG_LONG_ACCUM_TYPE_SIZE): Define.
6787 * config/mips/mips.md ("d"): Update mode attribute for fixed-point
6789 ("IMODE"): New mode attribute.
6790 (mips-fixed.md): Include.
6791 * config/mips/mips-modes.def: Create VECTOR_MODES for FRACT, UFRACT,
6793 * config/mips/mips-fixed.md: New file.
6795 2007-09-11 Ben Elliston <bje@au.ibm.com>
6797 * config/spu/spu.md: Formatting fixes.
6799 2007-09-10 Janis Johnson <janis187@us.ibm.com>
6801 * config/dfp-bit.c (dfp_unary_func): Delete.
6802 (dfp_unary_op): Delete.
6803 (dfp_binary_op): Use decFloat functions instead of decNumber
6804 functions for binary operations.
6805 (d32_binary_op): Convert 32-bit operands to 64 bits for evaluation.
6806 (dnn_binary_op): Call dfp_binary_op with decFloat rather than
6808 (dfp_compare_op): Use decFloat functions insteadof decNumber
6809 functions for comparisons.
6810 (d32_compare_op): Convert 32-bit operands to 64 bits for evaluation.
6811 (dnn_binary_op): Call dfp_compare_op with decFloat rather than
6813 (DFP_ADD, DFP_SUB, DFP_MULTIPLE, DFP_DIVIDE): Use macros for
6814 call to dxx_binary_op and decFloat function.
6815 (DFP_EQ, DFP_NE, DFP_LT, DFP_GT, DFP_LE, DFP_GE): Use macros for
6816 calls to dxx_binary_op and decFloat function.
6817 * config/dfp-bit.h: Include decFloat header files.
6818 (decFloat, DFP_BINARY_OP, DFP_COMPARE_OP, DEC_FLOAT_ADD,
6819 DEC_FLOAT_SUBTRACT, DEC_FLOAT_MULTIPLY, DEC_FLOAT_DIVIDE,
6820 DEC_FLOAT_COMPARE, DEC_FLOAT_IS_ZERO, DEC_FLOAT_IS_NAN,
6821 DEC_FLOAT_IS_SIGNED: Define for each of 3 operand widths.
6823 2007-09-10 Harsha Jagasia <harsha.jagasia@amd.com>
6824 Jan Sjodin <jan.sjodin@amd.com>
6826 * tree-vect-analyze.c (vect_analyze_operations): Change
6827 comparison of loop iterations with threshold to less than
6828 or equal to instead of less than. Reduce
6829 min_scalar_loop_bound by one.
6830 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
6831 Change prologue and epilogue iterations estimate to vf/2,
6832 when unknown at compile-time. Change versioning guard
6833 cost to taken_branch_cost. If peeling for alignment is
6834 unknown at compile-time, change peel guard costs to one
6835 taken branch and one not-taken branch per peeled loop.
6836 If peeling for alignment is known but number of scalar loop
6837 iterations is unknown at compile-time, change peel guard
6838 costs to one taken branch per peeled loop. Change the cost
6839 model equation to consider vector iterations as the loop
6840 iterations less the prologue and epilogue iterations.
6841 Change outside vector cost check to less than or equal to
6842 zero instead of equal to zero.
6843 (vect_do_peeling_for_loop_bound): Reduce
6844 min_scalar_loop_bound by one.
6845 * tree-vectorizer.h: Add TARG_COND_TAKEN_BRANCH_COST and
6846 TARG_COND_NOT_TAKEN_BRANCH_COST.
6847 * config/i386/i386.h (processor_costs): Add
6848 scalar_stmt_cost, scalar_load_cost, scalar_store_cost,
6849 vec_stmt_cost, vec_to_scalar_cost, scalar_to_vec_cost,
6850 vec_align_load_cost, vect_unalign_load_cost,
6851 vec_store_cost, cond_taken_branch_cost,
6852 cond_not_taken_branch_cost.
6853 Define macros for x86 costs.
6854 * config/i386/i386.c:
6855 (size_cost): Set scalar_stmt_cost, scalar_load_cost,
6856 scalar_store_cost, vec_stmt_cost, vec_to_scalar_cost,
6857 scalar_to_vec_cost, vec_align_load_cost,
6858 vect_unalign_load_cost, vec_store_cost,
6859 cond_taken_branch_cost, cond_not_taken_branch_cost to one.
6860 (i386_cost, i486_cost, pentium_cost, pentiumpro_cost,
6861 geode_cost, k6_cost, athlon_cost, pentium4_cost, nocona_cost,
6862 core2_cost, generic64_cost, generic32_cost): Set to default
6864 (k8_cost, amdfam10_cost): Costs for vectorization tuned.
6865 (x86_builtin_vectorization_cost): New.
6867 2007-09-10 Janis Johnson <janis187@us.ibm.com>
6868 Ben Elliston <bje@au.ibm.com>
6870 * dfp.c: Include decimal128Local.h;
6871 (dfp_byte_swap): Remove.
6872 (encode_decimal32, decode_decimal32): Don't handle endianness.
6873 (encode_decimal64, decode_decimal64): Ditto.
6874 (encode_decimal128, decode_decimal128): Ditto.
6875 * config/dfp-bit.c (host_to_ieee32, ieee_to_host_32): Ditto.
6877 (host_to_ieee_64, ieee_to_host_64): Don't handle endianness.
6879 (host_to_ieee_128, ieee_to_host_128): Don't handle endianness.
6880 * Makefile.in (DECNUM_H): Add decimal128Local.h.
6882 2007-09-10 David Daney <ddaney@avtrex.com>
6884 * config/mips/mips.md (UNSPEC_MEMORY_BARRIER): New entry in
6886 (memory_barrier): Rewrote as an insn that clobbers memory.
6888 2007-09-10 Richard Sandiford <richard@codesourcery.com>
6890 * config/mips/mips.c (mips_global_pointer): Check
6891 call_really_used_regs instead of call_used_regs.
6892 (mips_save_reg_p): Likewise. Save all call-saved registers
6893 if current_function_saves_all_registers. Fix indentation.
6894 No longer treat $18 as a special case.
6895 (compute_frame_size): Guard FPR loop with TARGET_HARD_FLOAT.
6897 2007-09-10 Richard Sandiford <richard@codesourcery.com>
6899 * config/mips/mips.h (MIPS_ARCH_FLOAT_SPEC): New macro.
6900 * config/mips/mips.c (mips_cpu_info_table): Mention it in the
6901 the introductory comment.
6902 (MIPS_MARCH_CONTROLS_SOFT_FLOAT): Delete.
6903 (override_options): Don't test for it.
6904 * config/mips/sde.h (MIPS_MARCH_CONTROLS_SOFT_FLOAT): Delete.
6905 (DRIVER_SELF_SPECS): Add MIPS_ARCH_FLOAT_SPEC.
6906 * config/mips/vr.h: As for config/mips/sde.h.
6908 2007-09-10 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
6909 Revital Eres <eres@il.ibm.com>
6911 * target.h (struct gcc_target.sched): New field: sms_res_mii.
6912 (struct ddg): Define.
6913 * target-def.h (TARGET_SCHED_SMS_RES_MII): Define.
6914 (TARGET_SCHED): Add TARGET_SCHED_SMS_RES_MII.
6915 * config/spu/spu.c: Include ddg.h.
6916 (TARGET_SCHED_SMS_RES_MII): Define.
6917 (spu_sms_res_mii): New function to calculate mii.
6918 * modulo-sched (res_MII): Use it.
6919 * doc/tm.texi: Document TARGET_SCHED_SMS_RES_MII.
6921 2007-09-10 Andreas Krebbel <krebbel1@de.ibm.com>
6923 * config/s390/s390.c (s390_dump_pool): Create copy of constant
6924 pool entries since they might hold values that must not be shared.
6926 2007-09-10 Uros Bizjak <ubizjak@gmail.com>
6929 * config/i386/sse.md (ashr<mode>3): Change op2 mode to SImode.
6930 Use 'N' operand constraint for op2.
6931 (lshr<mode>3): Ditto.
6932 (ashl<mode>3): Ditto.
6933 (vec_shl_<mode>): Use const_0_to_255_mul_8_operand predicate for op2.
6934 (vec_shr_<mode>): Ditto.
6935 * config/i386/i386.c (ix86_expand_builtin) [IX86_BUILTIN_PSLL?128,
6936 IX86_BUILTIN_PSRA*?128, IX86_BUILTIN_PSRL?128]: Convert op1 to SImode.
6938 2007-09-10 Andreas Krebbel <krebbel1@de.ibm.com>
6940 * config/s390/s390.md ("fixuns_trunc<BFP:mode><GPR:mode>2"):
6941 Change mode macro in the last real_2expN parameter to uppercase.
6943 2007-09-10 Michael Matz <matz@suse.de>
6945 * tree-pass.h (pass_cselim): Declare new pass.
6946 * passes.c (init_optimization_passes): Link in pass_cselim.
6947 * tree-ssa-phiopt.c (tree_ssa_phiopt_worker): Renamed from
6948 tree_ssa_phiopt; add do_store_elim parameter, handle it by calling
6949 cond_store_replacement.
6950 (condstoretemp): New static variable.
6951 (cond_store_replacement): New function.
6952 (tree_ssa_phiopt, tree_ssa_cs_elim): New wrappers around
6953 tree_ssa_phiopt_worker.
6954 (struct name_to_bb): New.
6955 (get_non_trapping, name_to_bb_hash, name_to_bb_eq, add_or_mark_expr,
6956 nt_init_block, nt_fini_block): New static functions.
6957 (seen_ssa_names, nontrap_set): New static variables.
6958 (gate_cselim, pass_cselim): Define new pass.
6959 * common.opt (ftree-cselim): New flag.
6960 * toplev.c (process_options): Set flag_tree_cselim if required.
6962 2007-09-10 Hans-Peter Nilsson <hp@axis.com>
6964 * simplify-rtx.c (simplify_relational_operation_1): For recent
6965 canonicalization, don't recurse if op1 equals both PLUS arguments.
6967 2007-09-09 David Daney <ddaney@avtrex.com>
6969 * optabs.c (expand_sync_operation): Use plus insn if minus
6971 (expand_sync_fetch_operation): Ditto.
6973 2007-09-09 H.J. Lu <hongjiu.lu@intel.com>
6975 * config/i386/i386.md (*floatsisf2_mixed_vector): Use cvtdq2ps instead
6977 (*floatsisf2_sse_vector): Likewise.
6979 2007-09-09 Krister Walfridsson <cato@df.lth.se>
6981 * config/netbsd.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define to 1.
6983 2007-09-09 H.J. Lu <hongjiu.lu@intel.com>
6985 * config/i386/i386.h (ix86_tune_indices): Rename
6986 X86_USE_VECTOR_CONVERTS to X86_TUNE_USE_VECTOR_CONVERTS.
6987 (TARGET_USE_VECTOR_CONVERTS): Updated.
6988 * config/i386/i386.c: Likewise.
6990 2007-09-09 Sandra Loosemore <sandra@codesourcery.com>
6991 Nigel Stephens <nigel@mips.com>
6993 * doc/invoke.texi (Overall Options): Add .sx file extension
6994 as a synonym for .S.
6995 * cppspec.c (known_suffixes): Likewise.
6996 * gcc.c (default_compilers): Likewise.
6998 2007-09-09 Rask Ingemann Lambertsen <rask@sygehus.dk>
7001 * config/i386/i386.h (CANONICALIZE_COMPARISON): Delete.
7002 * simplify-rtx.c (simplify_relational_operation_1): Add the
7003 canonicalization from i386.h.
7004 * doc/md.texi (Canonicalization of Instructions): Document it.
7006 2007-09-09 Jan Hubicka <jh@suse.cz>
7007 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
7009 * config/i386/i386.h (ix86_tune_indices): Add X86_USE_VECTOR_CONVERTS.
7010 (TARGET_USE_VECTOR_CONVERTS): New.
7011 * config/i386/i386.md: New post-reload splitters for converting
7012 SF to DF and DF to SF.
7013 (floatsi* expander): Special case vector conversions.
7014 (floatsisf2_mixed_vector, floatsisf2_sse_vector_nointernunit,
7015 floatsisf2_sse_vector_internunit, floatsisf2_sse_vector,
7016 floatsidf2_mixed_vector, floatsidf2_sse_vector): New.
7017 (floatsisf2_mixed, floatsisf2_sse, floatsidf2_mixed, floatsidf2_sse):
7018 Disable when doing vector converts.
7019 (floatsi<mode>2_i387): Disable when
7020 * config/i386/sse.md (vec_dupv2df): Export.
7021 * config/i386/i386.c (ix86_tune_features): Enable SSE conversions.
7023 2007-09-09 Richard Guenther <rguenther@suse.de>
7025 * tree-ssa-operands.c (add_virtual_operand): Only mark
7026 stores as has_volatile_ops if alias information is not available.
7028 2007-09-09 Revital Eres <eres@il.ibm.com>
7030 * doc/contrib.texi: Add myself.
7032 2007-09-09 Ira Rosen <irar@il.ibm.com>
7034 * tree-vectorizer.h (stmt_vinfo_set_inside_of_loop_cost,
7035 stmt_vinfo_set_outside_of_loop_cost): New functions.
7036 * tree-vect-transform.c (vect_get_cost_fields): Remove.
7037 (vect_model_simple_cost): Call
7038 stmt_vinfo_set_inside/outside_of_loop_cost to set the relevant cost
7039 field instead of calling vect_get_cost_fields.
7040 (vect_model_store_cost, vect_model_load_cost): Likewise.
7042 2007-09-09 Revital Eres <eres@il.ibm.com>
7044 * config/rs6000/rs6000.c (paired_init_builtins): Add const
7045 declaration to bdesc_paired_preds variable.
7046 (paired_expand_builtin): Likewise.
7048 2007-09-09 Revital Eres <eres@il.ibm.com>
7050 * dbgcnt.def (sms_sched_loop): New counter.
7051 * modulo-sched.c: Use sms_sched_loop instead of
7052 MAX_SMS_LOOP_NUMBER to determine the maximum number of loops to
7053 perform swing modulo scheduling on. Include dbgcnt.h.
7054 * Makefile.in: Add DBGCNT_H to modulo-sched.o.
7055 * params.def: Remove PARAM_MAX_SMS_LOOP_NUMBER.
7057 2007-09-09 Uros Bizjak <ubizjak@gmail.com>
7059 * config/i386/i386.md (X87MODEF12, SSEMODEF): Remove mode iterators.
7060 Substitute all uses with ...
7061 (MODEF): New mode iterator.
7063 (fix_trunc<mode>_fisttp_i387_1): Remove operand constraints
7064 from pre-regalloc define_insn_and_split splitter pattern.
7065 (*fix_trunc<mode>_i387_1): Ditto.
7066 (*fistdi2_1): Ditto.
7067 (*fist<mode>2_1): Ditto.
7068 (frndintxf2_floor): Ditto.
7069 (*fist<mode>2_floor_1): Ditto.
7070 (frndintxf2_ceil): Ditto.
7071 (*fist<mode>2_ceil_1): Ditto.
7072 (frndintxf2_trunc): Ditto.
7073 (frndintxf2_mask_pm): Ditto.
7075 (prologue): Use (const_int 0) as never generated filler insn.
7077 (sibcall_epilogue): Ditto.
7078 (eh_return_si): Ditto.
7079 (eh_return_di): Ditto.
7081 (add<mode>3): Rename from adddf3 and addsf3. Macroize expander
7082 using MODEF mode iterator.
7083 (sub<mode>3): Rename from subdf3 and subsf3. Macroize expander
7084 using MODEF mode iterator.
7085 (mul<mode>3): Rename from muldf3 and mulsf3. Macroize expander
7086 using MODEF mode iterator.
7087 (nearbyint<mode>2): Rename from nearbyintdf2 and nearbyintsf2.
7088 Macroize expander using MODEF mode iterator.
7090 (zero_extendsidi2): Remove operand constraints from expander.
7091 (smuldi3_highpart): Ditto.
7092 (indirect_jump): Ditto.
7095 * config/i386/sse.md (storentv4sf): Ditto.
7096 (storentv2df): Ditto.
7097 (storentv2di): Ditto.
7099 (sse2_cvtpd2ps): Ditto.
7100 (vec_interleave_highv16qi): Ditto.
7101 (vec_interleave_lowv16qi): Ditto.
7102 (vec_interleave_highv8hi): Ditto.
7103 (vec_interleave_lowv8hi): Ditto.
7104 (vec_interleave_highv4si): Ditto.
7105 (vec_interleave_lowv4si): Ditto.
7106 (vec_interleave_highv2di): Ditto.
7107 (vec_interleave_lowv2di): Ditto.
7108 (sse2_maskmovdqu): Ditto.
7109 * config/i386/mmx.md (mmx_maskmovq): Ditto.
7111 2007-09-09 Ira Rosen <irar@il.ibm.com>
7113 * tree-vectorizer.h (enum vect_def_type): Start enumeration from 1.
7114 (struct _slp_tree, struct _slp_instance): Define new data structures
7115 along macros for their access.
7116 (struct _loop_vec_info): Define new fields: strided_stores,
7117 slp_instances, and slp_unrolling_factor along macros for their access.
7118 (enum slp_vect_type): New.
7119 (struct _stmt_vec_info): Define new field, slp_type, and macros for
7121 (STMT_VINFO_STRIDED_ACCESS): New macro.
7122 (vect_free_slp_tree): Declare.
7123 (vectorizable_load): Add an argument of type slp_tree.
7124 (vectorizable_store, vectorizable_operation, vectorizable_conversion,
7125 vectorizable_assignment): Likewise.
7126 (vect_model_simple_cost, vect_model_store_cost, vect_model_load_cost):
7127 Declare (make extern).
7128 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
7129 (new_loop_vec_info): Likewise.
7130 (destroy_loop_vec_info): Free memory allocated for SLP structures.
7131 * tree-vect-analyze.c: Include recog.h.
7132 (vect_update_slp_costs_according_to_vf): New.
7133 (vect_analyze_operations): Add argument for calls to vectorizable_ ()
7134 functions. For not pure SLP stmts with strided access check that the
7135 group size is power of 2. Update the vectorization factor according to
7136 SLP. Call vect_update_slp_costs_according_to_vf.
7137 (vect_analyze_group_access): New.
7138 (vect_analyze_data_ref_access): Call vect_analyze_group_access.
7139 (vect_free_slp_tree): New functions.
7140 (vect_get_and_check_slp_defs, vect_build_slp_tree, vect_print_slp_tree,
7141 vect_mark_slp_stmts, vect_analyze_slp_instance, vect_analyze_slp,
7142 vect_make_slp_decision, vect_detect_hybrid_slp_stmts,
7143 vect_detect_hybrid_slp): Likewise.
7144 (vect_analyze_loop): Call vect_analyze_slp, vect_make_slp_decision
7145 and vect_detect_hybrid_slp.
7146 * tree-vect-transform.c (vect_estimate_min_profitable_iters): Take
7147 SLP costs into account.
7148 (vect_get_cost_fields): New function.
7149 (vect_model_simple_cost): Make extern, add SLP parameter and handle
7151 (vect_model_store_cost, vect_model_load_cost): Likewise.
7152 (vect_get_constant_vectors): New function.
7153 (vect_get_slp_vect_defs, vect_get_slp_defs,
7154 vect_get_vec_defs_for_stmt_copy, vect_get_vec_defs_for_stmt_copy,
7155 vect_get_vec_defs): Likewise.
7156 (vectorizable_reduction): Don't handle SLP for now.
7157 (vectorizable_call): Don't handle SLP for now. Add argument to
7158 vect_model_simple_cost.
7159 (vectorizable_conversion): Handle SLP (call vect_get_vec_defs to
7160 get SLPed and vectorized defs). Fix indentation and spacing.
7161 (vectorizable_assignment): Handle SLP.
7162 (vectorizable_induction): Don't handle SLP for now.
7163 (vectorizable_operation): Likewise.
7164 (vectorizable_type_demotion): Add argument to
7165 vect_model_simple_cost.
7166 (vectorizable_type_promotion): Likewise.
7167 (vectorizable_store, vectorizable_load): Handle SLP.
7168 (vectorizable_condition): Don't handle SLP for now.
7169 (vect_transform_stmt): Add a new argument for SLP. Check that there is
7170 no SLP transformation required for unsupported cases. Add SLP
7171 argument for supported cases.
7172 (vect_remove_stores): New function.
7173 (vect_schedule_slp_instance, vect_schedule_slp): Likewise.
7174 (vect_transform_loop): Schedule SLP instances.
7175 * Makefile.in: (tree-vect-analyze.o): Depend on recog.h.
7177 2007-09-09 Andrew Haley <aph@redhat.com>
7179 * optabs.c (sign_expand_binop): Set libcall_gen = NULL in the fake
7182 2007-09-09 Hans-Peter Nilsson <hp@axis.com>
7184 Divide REG_LABEL notes into REG_LABEL_OPERAND and REG_LABEL_TARGET.
7185 * doc/rtl.texi (Insns): Specify when a label_ref makes a jump_insn.
7186 Similar for what label_refs can go in the JUMP_TARGET field. Split
7187 REG_LABEL documentation into REG_LABEL_TARGET and REG_LABEL_OPERAND.
7188 * reload.c (find_reloads): Generate REG_LABEL_OPERAND, not
7189 REG_LABEL when replacing an operand with a LABEL_REF for a
7191 (subst_reloads): When replacing a LABEL_REG with a register,
7192 instead of generating a REG_LABEL note, assert that there already
7193 is one or that the label is a known target for the insn.
7194 * rtlanal.c (computed_jump_p): Instead of looking for a REG_LABEL
7195 note, check the JUMP_LABEL field. Remove "else" after return.
7196 * reorg.c (emit_delay_sequence): Replace case for REG_LABEL with
7197 cases for REG_LABEL_OPERAND and REG_LABEL_TARGET.
7198 (fill_slots_from_thread): Handle both REG_LABEL_OPERAND and
7199 REG_LABEL_TARGET notes, including the JUMP_TARGET field on JUMP_P
7200 insns. Iterate over all notes; don't assume there's only one.
7201 * cse.c (recorded_label_ref): Adjust comment to refer to
7203 (cse_extended_basic_block): Do LABEL_REF check for all INSN_P
7204 insns, not just NONJUMP_INSN_P.
7205 (check_for_label_ref): For JUMP_P insns, check that the LABEL_REF
7206 isn't a jump target.
7207 * jump.c (rebuild_jump_labels): Adjust head comment.
7208 (init_label_info): Ditto. Remove REG_LABEL_OPERAND notes only;
7209 don't reset REG_LABEL_TARGET notes, including the JUMP_LABEL field.
7210 (mark_all_labels): For JUMP_P insns without a target, check if the
7211 the target is noted on the previous nonjump insn.
7212 (mark_jump_label_1): New function, guts from mark_jump_label.
7213 <case IF_THEN_ELSE>: Handle first operand as a non-target when
7214 marking jump target labels.
7215 <case LABEL_REF>: Adjust for whether to generate a
7216 REG_LABEL_TARGET or a REG_LABEL_OPERAND note.
7217 For 'E' format rtl, iterate in descending element order.
7218 (delete_related_insns): Handle both REG_LABEL_TARGET and
7219 REG_LABEL_OPERAND notes. For JUMP_P insns with labels with zero
7220 reference count, delete and fallthrough. Move finding-next-
7221 non-deleted insn last in the function. Look at all INSN_P insns
7222 for REG_LABEL_OPERAND notes.
7223 (redirect_jump_2): Assert that OLABEL equals the old JUMP_LABEL of
7225 * print-rtl.c (print_rtx): For JUMP_P insns and a non-NULL
7226 JUMP_LABEL, output the INSN_UID of it.
7227 * gcse.c: Adjust comments as appropriate to say REG_LABEL_OPERAND
7228 and/or REG_LABEL_TARGET.
7229 (add_label_notes): Only add REG_LABEL_OPERAND notes. Put in line
7230 with jump.c copy by only adding notes for labels actually
7231 referenced in the insn.
7232 * emit-rtl.c (try_split): Don't assume only NONJUMP_INSN_P need
7233 usage count increment; handle all INSN_P trial insns.
7234 (emit_copy_of_insn_after): Change to not copy REG_LABEL_OPERAND
7236 * rtl.h (struct rtx_def) <volatil>: Adjust to mention
7237 REG_LABEL_TARGET and REG_LABEL_OPERAND.
7238 (LABEL_REF_NONLOCAL_P): Allow REG_LABEL_TARGET and
7240 * combine.c (distribute_notes): Adjust for REG_LABEL_TARGET on
7241 JUMP_P insns and REG_LABEL_OPERAND everywhere.
7242 * sched-rgn.c (is_cfg_nonregular): Check for REG_LABEL_OPERANDS
7243 on all INSN_P insns.
7244 * reg-notes.def (LABEL_TARGET, LABEL_OPERAND): Split from LABEL.
7245 * cfgrtl.c (delete_insn): Adjust to handle REG_LABEL_TARGET and
7246 REG_LABEL_OPERAND notes.
7247 * reload1.c (calculate_needs_all_insns): Adjust comments.
7248 (set_label_offsets): Adjust to look for REG_LABEL_OPERAND notes.
7249 * config/alpha/alpha.md (split for load of an address into a
7250 four-insn sequence on Unicos/Mk): Adjust to use
7252 * config/sh/sh.md (sh_reorg, final_prescan_insn): Ditto.
7254 2007-09-09 Laurynas Biveinis <laurynas.biveinis@gmail.com>
7257 2007-09-05 Laurynas Biveinis <laurynas.biveinis@gmail.com>
7258 * regrename.c (copyprop_hardreg_forward_1): New variable next. Use
7259 FOR_BB_INSNS_SAFE instead of for loop.
7260 * cse.c (cse_extended_basic_block): Likewise.
7261 * postreload.c (reload_cse_regs_1): New variable next. Make sure
7262 that the for loop does not invoke NEXT_INSN on a deleted insn.
7263 * function.c (instantiate_virtual_regs): Likewise.
7264 * lower-subreg.c (remove_retval_note): Likewise.
7265 (decompose_multiword_subregs): Use FOR_BB_INSNS_SAFE instead of
7267 * emit-rtl.c (remove_insn): Set NEXT_INSN and PREV_INSN to NULL on
7269 * cfgrtl.c (delete_insn): Set JUMP_LABEL to NULL on a deleted
7270 insn, if it's a jump.
7271 (try_redirect_by_replacing_jump): New variable jump_p. Call
7272 tablejump_p before delete_insn_chain.
7273 * reload1.c (reload): New variable next. Make sure that the for
7274 loop does not invoke NEXT_INSN on a deleted insn.
7275 (fixup_eh_region_note): Make the loop terminate if i becomes NULL.
7276 (delete_output_reload): New variable prev. Make sure the the for
7277 loops do not invoke PREV_INSN on a deleted insn.
7279 2007-09-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7281 * pa/constraints.md: Remove 'X' from unused letters comment.
7283 2007-09-08 Richard Guenther <rguenther@suse.de>
7285 * tree-tailcall.c (find_tail_calls): If we don't have aliases
7286 computed check stmt_ann->references_memory instead of counting
7289 2007-09-08 Segher Boessenkool <segher@kernel.crashing.org>
7291 * cse.c (fold_rtx): Use validate_unshare_change() instead of
7292 validate_change() in one more case.
7294 2007-09-08 Zdenek Dvorak <ook@ucw.cz>
7296 PR tree-optimization/32283
7297 * tree-ssa-loop-ivopts.c (may_eliminate_iv): Use
7298 estimated_loop_iterations.
7299 (determine_use_iv_cost_condition): Decrease cost of expressions
7300 used in iv elimination.
7302 2007-09-08 Richard Guenther <rguenther@suse.de>
7304 * tree-cfg.c (verify_gimple_expr): Avoid building new
7305 pointer types, use TYPE_POINTER_TO if available instead.
7307 2007-09-08 Uros Bizjak <ubizjak@gmail.com>
7310 PR rtl-optimization/26449
7311 * config/i386/sse.md (mulv4si3): Do not expand sse2 sequence.
7312 (*sse2_mulv4si3): New define_insn_and_split pattern. Split insn in
7314 (mulv16qi3): Implement as define_insn_and_split pattern instead of
7315 define_expand. Split insn in split1 pass.
7318 2007-09-08 Dorit Nuzman <dorit@il.ibm.com>
7320 PR tree-optimization/33301
7321 * tree-vect-analyze (analyze_operations): Look at the type of the rhs
7324 2007-09-07 Zdenek Dvorak <ook@ucw.cz>
7326 PR tree-optimization/32183
7327 * Makefile.in (tree-ssa-reassoc.o): Also depend on $(CFGLOOP_H).
7329 * tree-ssa-reassoc.c: Include cfgloop.h.
7330 (is_reassociable_op): Add a loop argument and return true only
7332 (linearize_expr): Updated.
7333 (should_break_up_subtract): Likewise.
7334 (linearize_expr_tree): Likewise.
7335 (init_reassoc): Call loop_optimizer_init with
7336 AVOID_CFG_MODIFICATIONS. Remove calculate_dominance_info call
7337 with CDI_DOMINATORS.
7338 (fini_reassoc): Call loop_optimizer_finalize.
7340 2007-09-07 Sterling Augustine <sterling@tensilica.com>
7342 * config/xtensa/lib2funcs.S (__xtensa_sync_caches): Use an ISYNC even
7343 if there is no i-cache.
7345 2007-09-07 Richard Guenther <rguenther@suse.de>
7348 2007-09-06 Richard Guenther <rguenther@suse.de>
7350 PR tree-optimization/32586
7351 * tree-ssa-sccvn.c (simplify_binary_expression): Avoid
7352 folding if nothing changed.
7353 (simplify_unary_expression): New function. Do tree combining
7354 on conversion like codes.
7355 (try_to_simplify): Call it.
7357 2007-09-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7360 * gthr-posix.h (__gthread_active_p): Add implementation for hppa-hpux.
7361 (__gthread_active,__gthread_start, __gthread_active_init): New.
7362 * gthr-posix95.h: Likewise.
7364 2007-09-07 Roman Zippel <zippel@linux-m68k.org>
7366 * function.h (struct function): Rename calls_unwind_init
7367 to saves_all_registers.
7368 (current_function_saves_all_registers): Renamed from
7369 current_function_calls_unwind_init.
7370 * reload1.c (reload): Set current_function_saves_all_registers.
7371 * except.c (expand_builtin_unwind_init): Likewise.
7372 * config/m68k/m68k.c (m68k_save_reg): Use
7373 current_function_saves_all_registers to save pic register.
7375 2007-09-07 Janis Johnson <janis187@us.ibm.com>
7377 config/m68k/m68k.c (floating_exact_log2): Update call to real_2expN.
7378 config/s390/s390.md (fixuns_trunc<BFP:mode><GPR:mode>2): Ditto.
7380 Reapply reverted changes:
7382 2007-09-06 Jan Hubicka <jh@suse.cz>
7384 * config/i386.c (ix86_expand_lround, ix86_expand_round): Update call
7387 2007-09-06 Richard Sandiford <richard@codesourcery.com>
7389 * config/mips/mips.md (fixuns_truncdfsi2, fixuns_truncdfdi2)
7390 (fixuns_truncsfsi2, fixuns_truncsfdi2): Update calls to real_2expN.
7392 2007-09-05 Janis Johnson <janis187@us.ibm.com>
7394 * optabs.c (expand_float): Convert unsigned integer as signed only
7395 if it provides sufficient accuracy; add mode argument to real_2expN.
7396 (expand_fix): Fix comment typos; extend binary float into mode
7397 wider than destination for converion to unsigned integer; add mode
7398 argument to real_2expN.
7399 * real.c (real_2expN): Add mode argument to special-case decimal
7401 * real.h (real_2expN): Ditto.
7402 * fixed-value.c (check_real_for_fixed_mode): Add mode argument to
7404 (fixed_from_string): Ditto.
7405 (fixed_to_decimal): Ditto.
7406 (fixed_convert_from_real): Ditto.
7407 (real_convert_from_fixed): Ditto.
7408 * config/rs6000/rs6000.md (FP): Include DD and TD modes.
7409 * config/rs6000/dfp.md (extendddtd2, adddd3, addtd3, subdd3, subtd3,
7410 muldd3, multd3, divdd3, divtd3, cmpdd_internal1, cmptd_internal1,
7411 floatditd2, ftruncdd2, fixdddi2, ftrunctd2, fixddi2): New.
7413 2007-09-07 Diego Novillo <dnovillo@google.com>
7415 * tree-flow.h (const_block_stmt_iterator): Remove.
7416 Update all users to use block_stmt_iterator.
7417 * tree-iterator.h (const_tree_stmt_iterator): Remove.
7418 Update all users to use tree_stmt_iterator.
7420 2007-09-07 Sandra Loosemore <sandra@codesourcery.com>
7422 * config/mips/mips.c (mips_set_current_function): Temporarily
7423 make this a no-op to fix bootstrap errors, pending rewrite.
7425 2007-09-07 Jan Hubicka <jh@suse.cz>
7427 * reorg.c (dbr_schedule): Move code removing placeholder USEs later
7430 2007-09-07 Dorit Nuzman <dorit@il.ibm.com>
7432 PR tree-optimization/33299
7433 * tree-vect-transform.c (vect_create_epilog_for_reduction): Update
7434 uses for all relevant loop-exit phis, not just the first.
7436 2007-09-07 Richard Guenther <rguenther@suse.de>
7439 * tree-ssa-operands.c (access_can_touch_variable): An access
7440 of the form (*p)[0] can touch a variable of same size.
7442 2007-09-07 Jan Hubicka <jh@suse.cz>
7444 * passes.c (init_optimization_passes): Add simple dce and addressable
7446 * tree-ssa.c (execute_update_addresses_taken): New function.
7447 (pass_update_address_taken): New.
7448 * tree-ssa-dse.c (execute_simple_dse): New function.
7449 (pass_simple_dse): New.
7450 * tree-pass.h (pass_simple_dse, pass_update_address_taken): Declare.
7452 2007-09-07 Tobias Burnus <burnus@net-b.de>
7455 * doc/invoke.texi: Fix -Wstrict-overflow= table.
7457 2007-09-07 Richard Guenther <rguenther@suse.de>
7460 2007-09-06 Richard Guenther <rguenther@suse.de>
7462 PR tree-optimization/32586
7463 * tree-ssa-sccvn.c (simplify_binary_expression): Avoid
7464 folding if nothing changed.
7465 (simplify_unary_expression): New function. Do tree combining
7466 on conversion like codes.
7467 (try_to_simplify): Call it.
7469 2007-09-07 Richard Guenther <rguenther@suse.de>
7470 Uros Bizjak <ubizjak@gmail.com>
7472 PR tree-optimization/32821
7473 * tree_if_conv.c (combine_blocks): Use alloc_stmt_list instead of
7474 NULL in the call to set_bb_stmt_list.
7476 2007-09-07 Richard Sandiford <richard@codesourcery.com>
7478 * config/mips/mips.c (build_mips16_call_stub): Emit all direct
7479 float calls here, rather than leaving some to the caller.
7480 Use call_internal_direct and call_value_internal_direct.
7481 * config/mips/mips.md (call_internal_direct): New pattern.
7482 (call_value_internal_direct): Likewise.
7484 2007-09-07 Richard Sandiford <richard@codesourcery.com>
7486 * config/mips/mips.c (mips_base_move_loop_invariants): New variable.
7487 (mips_set_mips16_mode): Restore flag_move_loop_invariants, then set
7489 (override_options): Set mips_base_move_loop_invariants.
7491 2007-09-07 Richard Sandiford <richard@codesourcery.com>
7493 * config/mips/mips.opt (mcode-readable=): Move to keep list
7496 2007-09-07 Richard Sandiford <richard@codesourcery.com>
7498 * doc/invoke.texi: Document the MIPS -mlocal-sdata, -mextern-sdata
7499 and -mgpopt options. Adjust the -G documentation to match.
7500 * config/mips/mips.opt (mextern-data, mgpopt, mlocal-data): New.
7501 * config/mips/mips.c (mips_rtx_constant_in_small_data_p): New
7502 function, split out from mips_classify_symbol. Return false for
7503 !TARGET_LOCAL_SDATA.
7504 (mips_classify_symbol): Call mips_rtx_constant_in_small_data_p.
7505 Only use GP-relative accesses for non-pool symbols if TARGET_GPOPT.
7506 (override_options): Check whether the -mgpopt setting is consistent
7507 with the other flags.
7508 (symbolic_expression_p): Delete.
7509 (mips_select_rtx_section): Use mips_rtx_constant_in_small_data_p
7510 and default_elf_select_rtx_section.
7511 (mips_in_small_data_p): Honor section attributes for MIPS16 too.
7512 Return false for local data unless TARGET_LOCAL_SDATA. Likewise
7513 external data and TARGET_EXTERN_SDATA.
7515 2007-09-07 Tobias Burnus <burnus@net-b.de>
7518 * doc/cpp.texi (Common Predefined Macros): Add __GFORTRAN__.
7520 2007-09-05 Laurynas Biveinis <laurynas.biveinis@gmail.com>
7522 * regrename.c (copyprop_hardreg_forward_1): New variable next. Use
7523 FOR_BB_INSNS_SAFE instead of for loop.
7524 * cse.c (cse_extended_basic_block): Likewise.
7525 * postreload.c (reload_cse_regs_1): New variable next. Make sure
7526 that the for loop does not invoke NEXT_INSN on a deleted insn.
7527 * function.c (instantiate_virtual_regs): Likewise.
7528 * lower-subreg.c (remove_retval_note): Likewise.
7529 (decompose_multiword_subregs): Use FOR_BB_INSNS_SAFE instead of
7531 * emit-rtl.c (remove_insn): Set NEXT_INSN and PREV_INSN to NULL on
7533 * cfgrtl.c (delete_insn): Set JUMP_LABEL to NULL on a deleted
7534 insn, if it's a jump.
7535 (try_redirect_by_replacing_jump): New variable jump_p. Call
7536 tablejump_p before delete_insn_chain.
7537 * reload1.c (reload): New variable next. Make sure that the for
7538 loop does not invoke NEXT_INSN on a deleted insn.
7539 (fixup_eh_region_note): Make the loop terminate if i becomes NULL.
7540 (delete_output_reload): New variable prev. Make sure the the for
7541 loops do not invoke PREV_INSN on a deleted insn.
7543 2007-09-06 Zdenek Dvorak <ook@ucw.cz>
7545 * cgraphbuild.c (rebuild_cgraph_edges): Export.
7546 * cgraph.h (rebuild_cgraph_edges): Declare.
7547 * tree-pass.h (pass_expand_omp_ssa): New.
7548 * omp-low.c (find_omp_clause): Export.
7549 (copy_var_decl): Split from omp_copy_decl_2.
7550 (build_omp_barrier): Return the call to emit instead of emitting
7552 (lower_rec_input_clauses, expand_omp_single): Gimplify the result of
7554 (extract_omp_for_data, expand_parallel_call, expand_omp_parallel,
7555 expand_omp_for_generic, expand_omp_for_static_nochunk,
7556 expand_omp_for_static_chunk, expand_omp_for, expand_omp_sections):
7557 Adapted to work on SSA form.
7558 (execute_expand_omp): Do not invalidate dominance information.
7559 (gate_expand_omp): Do not run with -fopenmp-ssa flag.
7560 (gate_expand_omp_ssa, pass_expand_omp_ssa): New.
7561 * gimplify.c (gimplify_omp_for): Ensure that the control variable is
7563 (force_gimple_operand): Allow gimplifying code expressions without
7565 * tree-predcom.c (mark_virtual_ops_for_renaming): Handle phi nodes.
7566 * common.opt (fopenmp-ssa): New.
7567 * tree-flow.h (find_omp_clause, copy_var_decl): Declare.
7568 * Makefile.in (tree-cfg.o): Add TREE_INLINE_H dependency.
7569 * tree-cfg.c: Include tree-inline.h.
7570 (struct move_stmt_d): Replace vars_to_remove by vars_map field.
7571 (replace_by_duplicate_decl, replace_ssa_name,
7572 mark_virtual_ops_in_region): New functions.
7573 (move_stmt_r, move_block_to_fn, move_sese_region_to_fn): Adapted
7574 to work on SSA form.
7575 * passes.c (init_optimization_passes): Add pass_expand_omp_ssa pass.
7576 * tree-ssa-operands.c (get_expr_operands): Handle operands of OMP
7579 2007-09-06 Laurynas Biveinis <laurynas.biveinis@gmail.com>
7581 * tree-loop-linear.c: Include obstack.h.
7582 (linear_transform_loops): New obstack lambda_obstack.
7583 Initialize it, pass it to gcc_loopnest_to_lambda_loopnest,
7584 lambda_loopnest_transform, lambda_loopnest_to_gcc_loopnest calls
7585 and free afterwards.
7586 * lambda.h (struct obstack): New forward declaration.
7587 (lambda_linear_expression_new): New parameter of type struct
7589 (lambda_loopnest_new): Likewise.
7590 (lambda_loopnest_transform): Likewise.
7591 (lambda_body_vector_new): Likewise.
7592 (lambda_body_vector_compute_new): Likewise.
7593 (gcc_loopnest_to_lambda_loopnest): Likewise.
7594 (lambda_loopnest_to_gcc_loopnest): Likewise.
7595 * lambda-code.c: Include obstack.h.
7596 (lambda_lattice_new): New parameter lambda_obstack. Use it for
7598 (lambda_body_vector_new): Likewise.
7599 (lambda_linear_expression_new): Likewise.
7600 (lambda_lattice_new): Likewise.
7601 (lambda_loopnest_new): Likewise. Additionally use obstack to
7602 allocate LN_LOOPS(ret).
7603 (lambda_lattice_compute_base): New parameter lambda_obstack. Pass
7604 it to lambda_lattice_new.
7605 (lambda_body_vector_compute_new): New parameter lambda_obstack.
7606 Pass it to lambda_body_vector_new.
7607 (lambda_lattice_compute_base): New paramater lambda_obstack. Pass
7608 it to lambda_lattice_new.
7609 (compute_nest_using_fourier_motzkin): New parameter lambda_obstack.
7610 Pass it to lambda_loopnest_new, lambda_linear_expression_new.
7611 (lambda_compute_target_space): Likewise.
7612 (lambda_compute_auxillary_space): New parameter lambda_obstack.
7613 Pass it to lambda_lattice_compute_base and
7614 compute_nest_using_fourieer_motzkin.
7615 (lambda_loopnest_transform): New parameter lambda_obstack. Pass
7616 it to lambda_lattice_compute_base, lambda_lattice_auxillary_space
7617 and lambda_lattice_compute_target_space.
7618 (gcc_tree_to_linear_expression): Nex parameter lambda_obstack.
7619 Pass it to lambda_linear_expression_new.
7620 (gcc_loop_to_lambda_loop): New parameter lambda_obstack. Pass it
7621 to gcc_tree_to_linear_expression.
7622 (gcc_loopnest_to_lambda_loopnest): New parameter lambda_obstack.
7623 Pass it to gcc_loop_to_lambda_loop and lambda_loopnest_new.
7624 (lambda_loopnest_to_gcc_loopnest): New parameter lambda_obstack.
7625 Pass it to lambda_body_vector_new and
7626 lambda_body_vector_compute_new.
7627 * Makefile.in (tree-loop-linear.o): Add $(OBSTACK_H) dependency.
7628 (lambda-code.o): Likewise.
7630 2007-09-06 Chao-ying Fu <fu@mips.com>
7632 * ginclude/stdfix.h: New file.
7633 * Makefile.in (USER_H): Add $(srcdir)/ginclude/stdfix.h.
7634 (convert.o): Add dependence on fixed-value.h.
7635 * c-convert.c (convert): Support FIXED_POINT_TYPE.
7636 * c-cppbuiltin.c (builtin_define_fixed_point_constants): New function
7637 to define fixed-point constants.
7638 (c_cpp_builtins): Define fixed-point constants.
7639 * convert.c (fixed-value.h): New include.
7640 (convert_to_real): Update comment to include fixed-point.
7641 Support FIXED_POINT_TYPE.
7642 (convert_to_integer): Update comment to include fixed-point.
7643 Support FIXED_POINT_TYPE.
7644 (convert_to_complex): Support FIXED_POINT_TYPE.
7645 (convert_to_fixed): New function.
7646 * convert.h (convert_to_fixed): Declare.
7647 * genopinit.c: Add comment about $Q for only fixed-point modes.
7648 (optabs): Add fract_optab, fractuns_optab, satfract_optab,
7649 satfractuns_optab, add_optab, ssadd_optab, usadd_optab, sub_optab,
7650 sssub_optab, ussub_optab, smul_optab, ssmul_optab, usmul_optab,
7651 ssmadd_widen_optab, usmadd_widen_optab, ssdiv_optab, udiv_optab,
7652 usdiv_optab, ssashl_optab, usashl_optab, neg_optab, ssneg_optab,
7653 usneg_optab for fixed-point modes.
7654 (gen_insn): Add force_fixed to track the $Q format for all fixed-point
7656 * optabs.c (optab_for_tree_code): For *DIV_EXPR, LSHIFT_EXPR,
7657 PLUS_EXPR, MINUS_EXPR, MULT_EXPR, NEGATE_EXPR, return signed or
7658 unsigned saturation optabs, when type is saturating.
7659 (shift_optab_p): Return true for SS_ASHIFT or US_ASHIFT.
7660 (expand_fixed_convert): New function.
7661 (gen_fixed_libfunc, gen_signed_fixed_libfunc,
7662 gen_unsigned_fixed_libfunc, gen_int_fp_fixed_libfunc,
7663 gen_int_fp_signed_fixed_libfunc, gen_int_fixed_libfunc,
7664 gen_int_signed_fixed_libfunc, gen_int_unsigned_fixed_libfunc,
7665 gen_fract_conv_libfunc, gen_fractuns_conv_libfunc,
7666 gen_satfract_conv_libfunc, gen_satfractuns_conv_libfunc): New
7668 (init_optabs): Initialize ssadd_optab, usadd_optab, sssub_optab,
7669 ussub_optab, ssmul_optab, usmul_optab, ssmadd_widen_optab,
7670 usmadd_widen_optab, ssmsub_widen_optab, usmsub_widen_optab,
7671 ssdiv_optab, usdiv_optab, ssashl_optab, usashl_optab, ssneg_optab,
7672 usneg_optab, fract_optab, fractuns_optab, satfract_optab,
7674 Initialize fixed-point libraries, including add, ssadd, usadd, sub,
7675 sssub, ussub, mul, ssmul, usmul, div, ssdiv, udiv, usdiv, ashl,
7676 ssashl, usashl, ashr, lshr, neg, ssneg, usneg, cmp, fract, satfract,
7677 fractuns, satfractuns.
7678 * optabs.h (enum optab_index): Add OTI_ssadd, OTI_usadd, OTI_sssub,
7679 OTI_ussub, OTI_ssmul, OTI_usmul, OTI_ssdiv, OTI_usdiv, OTI_ssneg,
7680 OTI_usneg, OTI_ssashl, OTI_usashl, OTI_ssmadd_widen, OTI_usmadd_widen,
7681 OTI_ssmsub_widen, OTI_usmsub_widen.
7682 (ssadd_optab, usadd_optab, sssub_optab, ussub_optab, ssmul_optab,
7683 usmul_optab, ssdiv_optab, usdiv_optab, ssneg_optab, usneg_optab,
7684 ssashl_optab, usashl_optab, ssmadd_widen_optab, usmadd_widen_optab,
7685 umsub_widen_optab, usmsub_widen_optab): Define.
7686 (enum convert_optab_index): Add COI_fract, COI_fractuns, COI_satfract,
7688 (fract_optab, fractuns_optab, satfract_optab, satfractuns_optab):
7690 (expand_fixed_convert): Declare.
7691 * expr.c (convert_move): Support the move of fixed-point modes.
7692 (emit_move_insn_1): Handle fixed-point mode to move via integer.
7693 (categorize_ctor_elements_1): Handle FIXED_CST.
7694 (count_type_elements): Handle FIXED_POINT_TYPE.
7695 (expand_expr_real_1): For VECTOR_CST, check MODE_VECTOR_FRACT,
7696 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
7698 For PLUS_EXPR and MINUS_EXPR, support saturating and non-saturating
7699 multiply and add/subtract for fixed-point types.
7700 For MULT_EXPR, *DIV_EXPR, *SHIFT_EXPR, if the mode if a fixed-point
7701 mode, we jump to binop directly.
7702 Support FIXED_CONVERT_EXPR.
7703 (do_store_flag): Check FIXED_CST to put a constant second.
7704 (vector_mode_valid_p): Handle MODE_VECTOR_FRACT,
7705 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
7706 (const_vector_from_tree): Support FIXED_CST.
7707 * doc/extend.texi (Fixed-Point): New node.
7708 * doc/md.texi (ssadd, usadd, sssub, ussub, ssmul, usmul, ssdiv, usdiv,
7709 ssmadd, usmadd, ssmsub, usmsub, ssashl, usashl, ssneg, usneg, fract,
7710 satfract, fractuns, satfractuns): Document them.
7712 2007-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
7714 * config/bfin/bfin.h (PREFERRED_RELOAD_CLASS): Don't reload autoinc
7715 addresses into I registers.
7717 2007-09-06 Jan Hubicka <jh@suse.cz>
7718 Andreas Tobler <a.tobler@schweiz.org>
7720 * config/darwin.c (machopic_indirect_data_reference): Avoid invalid
7722 (machopic_legitimize_pic_address): Likewise.
7724 2007-09-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
7725 Jan Hubicka <jh@suse.cz>
7727 * config/spu/spu.md (floatsidf2): Use convert_optab_libfunc
7728 instead of ufloat_optab->handlers directly.
7729 (floatdidf2): Likewise.
7731 2007-09-06 Sandra Loosemore <sandra@codesourcery.com>
7733 * config/mips/mips.c: Include diagnostic.h.
7734 (mips_set_current_function): Check errorcount and sorrycount
7735 before generating RTL.
7737 2007-09-06 Richard Sandiford <richard@codesourcery.com>
7740 * config/mips/mips.c (mips_classify_symbolic_expression): New function.
7741 (mips_classify_address): Use it instead of mips_symbolic_constant_p.
7742 (print_operand_reloc): Likewise.
7744 2007-09-06 Janis Johnson <janis187@us.ibm.com>
7748 2007-09-06 Jan Hubicka <jh@suse.cz>
7750 * config/i386/i386.c (ix86_expand_lround, ix86_expand_round):
7751 Update call of real_2expN.
7753 2007-09-06 Richard Sandiford <richard@codesourcery.com>
7755 * config/mips/mips.md (fixuns_truncdfsi2, fixuns_truncdfdi2)
7756 (fixuns_truncsfsi2, fixuns_truncsfdi2): Update calls to real_2expN.
7758 2007-09-05 Janis Johnson <janis187@us.ibm.com>
7760 * optabs.c (expand_float): Convert unsigned integer as signed only
7761 if it provides sufficient accuracy; add mode argument to real_2expN.
7762 (expand_fix): Fix comment typos; extend binary float into mode
7763 wider than destination for converion to unsigned integer; add mode
7764 argument to real_2expN.
7765 * real.c (real_2expN): Add mode argument to special-case decimal
7767 * real.h (real_2expN): Ditto.
7768 * fixed-value.c (check_real_for_fixed_mode): Add mode argument to
7770 (fixed_from_string): Ditto.
7771 (fixed_to_decimal): Ditto.
7772 (fixed_convert_from_real): Ditto.
7773 (real_convert_from_fixed): Ditto.
7774 * config/rs6000/rs6000.md (FP): Include DD and TD modes.
7775 * config/rs6000/dfp.md (extendddtd2, adddd3, addtd3, subdd3, subtd3,
7776 muldd3, multd3, divdd3, divtd3, cmpdd_internal1, cmptd_internal1,
7777 floatditd2, ftruncdd2, fixdddi2, ftrunctd2, fixddi2): New.
7779 2007-09-06 Tom Tromey <tromey@redhat.com>
7781 * tree-cfg.c (remove_bb): Only warn if line is non-zero.
7782 * c-pch.c (c_common_read_pch): Restore current location after
7784 * tree.c (expand_location): Update.
7785 (expr_filename): Changed return type. Unified the two cases.
7786 (expr_lineno): Likewise.
7787 (annotate_with_file_line): Don't use EXPR_LINENO and EXPR_FILENAME
7789 * toplev.c (line_table): Changed type.
7790 (general_init): Update.
7791 (realloc_for_line_map): New function.
7792 (general_init): Allocate line_table using GC.
7793 * fix-header.c (line_table): Changed type.
7794 (read_scan_file): Update.
7795 (read_scan_file): Update.
7796 * c-ppoutput.c (maybe_print_line): Update.
7797 (print_line): Update.
7798 (cb_line_change): Update.
7799 (cb_define): Update.
7800 (pp_file_change): Update.
7801 * c-opts.c (c_common_init_options): Update.
7802 (finish_options): Update.
7803 (push_command_line_include): Update.
7804 * c-lex.c (cb_line_change): Update.
7805 (cb_def_pragma): Update.
7806 (cb_define): Update.
7808 (c_lex_with_flags): Use cpp_get_token_with_location.
7809 * input.h (line_table): Changed type.
7810 (location_from_locus): New macro.
7811 * tree.h (EXPR_FILENAME): No longer an lvalue.
7812 (EXPR_LINENO): Likewise.
7813 (expr_locus, set_expr_locus): Declare separately for
7814 USE_MAPPED_LOCATION.
7815 (expr_filename, expr_lineno): Changed return type.
7816 * gimplify.c (tree_to_gimple_tuple): Use SET_EXPR_LOCUS.
7817 * cfgexpand.c (expand_gimple_cond_expr): Use location_from_locus.
7818 (expand_gimple_basic_block): Likewise.
7819 * final.c (final_scan_insn): Use expanded_location.
7821 2007-09-06 Richard Guenther <rguenther@suse.de>
7823 PR tree-optimization/32586
7824 * tree-ssa-sccvn.c (simplify_binary_expression): Avoid
7825 folding if nothing changed.
7826 (simplify_unary_expression): New function. Do tree combining
7827 on conversion like codes.
7828 (try_to_simplify): Call it.
7829 * builtins.c (fold_builtin_cexp): Fold the built expressions.
7830 * fold-const.c (fold_unary): Test result of get_callee_fndecl().
7832 2007-09-06 Jan Hubicka <jh@suse.cz>
7835 * cse.c (fold_rtx): Avoid invalid sharing.
7837 2007-09-06 Richard Sandiford <richard@codesourcery.com>
7839 * config/mips/mips.md (fixuns_truncdfsi2, fixuns_truncdfdi2)
7840 (fixuns_truncsfsi2, fixuns_truncsfdi2): Update calls to real_2expN.
7842 2007-09-06 Revital Eres <eres@il.ibm.com>
7844 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
7845 Fix offsettable memory reference for 750CL.
7847 2007-09-06 Pat Haugen <pthaugen@us.ibm.com>
7849 * reload.c (find_reloads_address_1): Try to preserve original
7850 base/index regclass of operands.
7851 * regrename.c (scan_rtx_address): Likewise.
7852 (replace_oldest_value_addr): Likewise.
7854 2007-09-06 Richard Guenther <rguenther@suse.de>
7856 PR tree-optimization/33302
7857 * domwalk.c (walk_dominator_tree): The exit block is
7858 interesting even if it is not reachable.
7860 2007-09-06 Richard Sandiford <richard@codesourcery.com>
7863 * optabs.c (avoid_expensive_constant): Do nothing if MODE is VOIDmode.
7865 2007-09-06 Basile Starynkevitch <basile@starynkevitch.net>
7867 * cfg.c (dump_bb_info, dump_edge_info): Added cfun test for
7870 2007-09-05 Ian Lance Taylor <iant@google.com>
7872 * tree-pretty-print.c (dump_decl_name): Cast LABEL_DECL_UID to int
7874 (dump_generic_node): Likewise.
7875 * print-rtl.c (print_decl_name): Likewise.
7876 * print-tree.c (print_node_brief): Likewise.
7877 (print_node): Likewise.
7878 * Makefile.in (RTL_BASE_H): Add alias.h.
7881 2007-09-06 Jesper Nilsson <jesper.nilsson@axis.com>
7883 * longlong.h [__CRIS_arch_version >= 8] (count_trailing_zeros):
7885 * config/cris/cris.md (ctzsi2, cris_swap_bits): Implemented.
7886 * config/cris/cris.h (CTZ_DEFINED_VALUE_AT_ZERO): Defined.
7888 2007-09-06 Jie Zhang <jie.zhang@analog.com>
7890 * config.gcc (tm_file): Add linux.h for bfin*-uclinux*.
7891 (tm_defines): Define UCLIBC_DEFAULT to 1.
7892 (extra_options): Add linux.opt.
7893 * config/bfin/linux.h (CPLUSPLUS_CPP_SPEC): Don't define.
7894 (CRT_CALL_STATIC_FUNCTION): Likewise.
7895 (NO_IMPLICIT_EXTERN_C): Likewise.
7896 (TARGET_OS_CPP_BUILTINS): Define as LINUX_TARGET_OS_CPP_BUILTINS.
7897 * config/bfin/elf.h (OBJECT_FORMAT_ELF): Don't define.
7898 * config/bfin/uclinux.h (CPLUSPLUS_CPP_SPEC): Don't define.
7899 (ENDFILE_SPEC): Don't define.
7900 (LIB_SPEC): Likewise.
7901 (CRT_CALL_STATIC_FUNCTION): Likewise.
7902 (NO_IMPLICIT_EXTERN_C): Likewise.
7903 (LINUX_TARGET_OS_CPP_BUILTINS): Likewise.
7904 (TARGET_OS_CPP_BUILTINS): Define as LINUX_TARGET_OS_CPP_BUILTINS.
7906 2007-09-06 Jan Hubicka <jh@suse.cz>
7908 * config/i386/i386.c (ix86_expand_lround, ix86_expand_round):
7909 Update call of real_2expN.
7911 2007-09-06 Jan Hubicka <jh@suse.cz>
7913 * opts.c (common_handle_option): Enable inlining functions for
7916 2007-09-06 Jakub Jelinek <jakub@redhat.com>
7918 * builtin-attrs.def (ATTR_NONNULL_3): New.
7919 (DEF_FORMAT_ATTRIBUTE): Use just ATTR_NONNULL_##FA instead of
7920 ATTR_NOTHROW_NONNULL_##FA.
7921 (DEF_FORMAT_ATTRIBUTE_NOTHROW, DEF_FORMAT_ATTRIBUTE_BOTH): New macros.
7922 (ATTR_FORMAT_PRINTF_NOTHROW_2_0, ATTR_PRINTF_NOTHROW_2_3,
7923 ATTR_FORMAT_PRINTF_NOTHROW_3_0, ATTR_FORMAT_PRINTF_NOTHROW_3_4,
7924 ATTR_FORMAT_PRINTF_NOTHROW_4_0, ATTR_PRINTF_NOTHROW_4_5,
7925 ATTR_FORMAT_PRINTF_NOTHROW_5_0, ATTR_FORMAT_PRINTF_NOTHROW_5_6,
7926 ATTR_FORMAT_SCANF_NOTHROW_2_0, ATTR_FORMAT_SCANF_NOTHROW_2_3,
7927 ATTR_FORMAT_STRFTIME_NOTHROW_3_0, ATTR_FORMAT_STRFMON_NOTHROW_3_4):
7929 (ATTR_FORMAT_PRINTF_4_0, ATTR_PRINTF_4_5, ATTR_FORMAT_PRINTF_5_0,
7930 ATTR_FORMAT_PRINTF_5_6, ATTR_FORMAT_STRFTIME_3_0,
7931 ATTR_FORMAT_NOTHROW_3_4): Remove.
7932 * builtins.def (snprintf, sprintf, sscanf, vsnprintf, vsprintf,
7933 vsscanf, strfmon, strftime, __snprintf_chk, __sprintf_chk,
7934 __vsnprintf_chk, __vsprintf_chk): Use ATTR_FORMAT_*_NOTHROW_*
7935 instead of ATTR_FORMAT_*_*.
7937 2007-09-06 Hans-Peter Nilsson <hp@axis.com>
7939 * config/cris/cris.c (cris_emit_movem_store): Call copy_rtx on
7940 parts re-used for REG_FRAME_RELATED_EXPR.
7942 2007-09-05 Janis Johnson <janis187@us.ibm.com>
7944 * optabs.c (expand_float): Convert unsigned integer as signed only
7945 if it provides sufficient accuracy; add mode argument to real_2expN.
7946 (expand_fix): Fix comment typos; extend binary float into mode
7947 wider than destination for converion to unsigned integer; add mode
7948 argument to real_2expN.
7949 * real.c (real_2expN): Add mode argument to special-case decimal
7951 * real.h (real_2expN): Ditto.
7952 * fixed-value.c (check_real_for_fixed_mode): Add mode argument to
7954 (fixed_from_string): Ditto.
7955 (fixed_to_decimal): Ditto.
7956 (fixed_convert_from_real): Ditto.
7957 (real_convert_from_fixed): Ditto.
7958 * config/rs6000/rs6000.md (FP): Include DD and TD modes.
7959 * config/rs6000/dfp.md (extendddtd2, adddd3, addtd3, subdd3, subtd3,
7960 muldd3, multd3, divdd3, divtd3, cmpdd_internal1, cmptd_internal1,
7961 floatditd2, ftruncdd2, fixdddi2, ftrunctd2, fixddi2): New.
7963 2007-09-05 Ian Lance Taylor <iant@google.com>
7965 * init-regs.c (initialize_uninitialized_regs): Call
7966 emit_insn_before rather than add_insn_before.
7968 2007-09-05 Jakub Jelinek <jakub@redhat.com>
7970 * builtins.def (BUILT_IN_VA_ARG_PACK): New built-in.
7971 * tree.h (CALL_EXPR_VA_ARG_PACK): Define.
7972 * tree-inline.h (copy_body_data): Add call_expr field.
7973 * tree-inline.c (expand_call_inline): Initialize call_expr.
7974 (copy_bb): Append anonymous inline fn arguments to arguments
7975 when inlining a CALL_EXPR_VA_ARG_PACK call.
7976 * builtins.c (expand_builtin): Issue an error if
7977 BUILT_IN_VA_ARG_PACK is seen during expand.
7978 (fold_call_expr, fold_builtin_call_array): Don't fold
7979 CALL_EXPR_VA_ARG_PACK CALL_EXPRs or calls with
7980 __builtin_va_arg_pack () call as last argument.
7981 * gimplify.c (gimplify_call_expr): If last argument to a vararg
7982 function is __builtin_va_arg_pack (), decrease number of call
7983 arguments and instead set CALL_EXPR_VA_ARG_PACK on the CALL_EXPR.
7984 * expr.c (expand_expr_real_1): Issue an error if
7985 CALL_EXPR_VA_ARG_PACK CALL_EXPR is seen during expand.
7986 * tree-pretty-print.c (dump_generic_node): Handle printing
7987 CALL_EXPR_VA_ARG_PACK bit on CALL_EXPRs.
7988 * doc/extend.texi (__builtin_va_arg_pack): Document.
7990 2007-09-05 Adam Nemet <anemet@caviumnetworks.com>
7992 PR tree-optimization/21513
7993 * builtins.c (build_builtin_expect_predicate): New function.
7994 (fold_builtin_expect): Add argument for expected value.
7995 Distribute __builtin_expect over short-circuiting operations.
7996 Fold nested builtin_expects.
7997 (fold_builtin_2): Adjust call to fold_builtin_expect.
7999 2007-09-05 Rask Ingemann Lambertsen <rask@sygehus.dk>
8002 PR tree-optimization/13756
8003 * doc/invoke.texi (Options That Control Optimization): Document
8006 2007-09-05 Uros Bizjak <ubizjak@gmail.com>
8008 * config/i386/cpuid.h: New file.
8009 * config/i386/driver-i386.c: Include cpuid.h.
8010 (describe_cache): Shrink size and line strings to 100 bytes.
8011 (detect_caches_amd): Return "" for unsupported max_ext_level.
8012 Use __cpuid function.
8013 (detect_caches_intel): Return "" for unsupported max_level.
8014 Use __cpuid function.
8015 (host_detect_local_cpu): Change feature flag variables to
8016 unsigned int. Initialize only extended feature flag variables.
8017 Use __get_cpuid_max to determine max supported cpuid level.
8018 Use __cpuid function to determine supported features. Fix
8019 calculation of family id. Remove is_amd and check signature
8020 directly. Check for Geode signature. Handle family 4 id.
8021 [PROCESSOR_GENERIC32]: New default for unknown family id. Move
8022 cpu discovery code to lower part of the function.
8023 [PROCESSOR_PENTIUM, PROCESSOR_K6, PROCESSOR_ATHLON]: Do not tune
8024 for sub-architecture.
8025 [PROCESSOR_PENTIUMPRO]: Simplify cpu discovery code.
8026 [PROCESSOR_K8]: Add k8-sse3 architecture.
8027 [PROCESSOR_NOCONA]: Remove.
8028 [PROCESSOR_GENERIC64]: Ditto.
8029 * config/i386/x-i386 (driver-i386.o): Depend on cpuid.h.
8030 * config/i386/crtfastmath.c: Include cpuid.h. Use __get_cpuid
8031 to check for SSE and FXSAVE support.
8032 * config/i386/t-crtfm (crtfastmath.o): Depend on cpuid.h.
8033 Add -minline-all-stringops.
8034 * config.gcc (i[34567]86-*-*): Add cpuid.h to extra_headers.
8035 (x86_64-*-*): Ditto.
8037 2007-09-05 Jie Zhang <jie.zhang@analog.com>
8039 * config/bfin/linux-unwind.h: New file.
8040 * config/bfin/linux.h (MD_UNWIND_SUPPORT): Define.
8041 * config/bfin/uclinux.h (MD_UNWIND_SUPPORT): Define.
8043 2007-09-05 Laurynas Biveinis <laurynas.biveinis@gmail.com>
8045 * Makefile.in (stmt.o): Add alloc-pool.h dependency.
8046 * stmt.c: Include alloc-pool.h.
8047 (struct case_node): Remove GTY marker.
8048 (add_case_node): New parameter case_node_pool. Use it for
8050 (expand_case): New allocation pool case_node_pool. Initialize it,
8051 pass to add_case_node and free it.
8053 2007-09-05 Sandra Loosemore <sandra@codesourcery.com>
8054 David Ung <davidu@mips.com>
8055 Nigel Stephens <nigel@mips.com>
8057 Add mips16/nomips16 function attributes and -mflip-mips16 option
8058 for testing mixed-mode compilation.
8060 * config/mips/mips.opt (mflip-mips16): New.
8062 * config/mips/mips.h (SYMBOL_FLAG_MIPS16_FUNC): Define.
8063 (SYMBOL_FLAG_MIPS16_FUNC_P): Define.
8065 * config/mips/mips.c (mips_base_target_flags): New.
8066 (mips_base_mips16): New.
8067 (mips_base_schedule_insns): New.
8068 (mips_base_reorder_blocks_and_partition): New.
8069 (mips_base_align_loops): New.
8070 (mips_base_align_jumps): New.
8071 (mips_base_align_functions): New.
8072 (mips16_flipper): New.
8073 (mips_attribute_table): Add "mips16" and "nomips16" entries.
8074 (TARGET_SET_CURRENT_FUNCTION): Define.
8075 (mips_mips16_type_p, mips_nomips16_type_p): New.
8076 (mips_comp_type_attributes): Check mips16/nomips16 attributes.
8077 (mips_function_ok_for_sibcall): Make it deal with functions with
8079 (mips_init_split_addresses): New, split out from override_options.
8080 (mips_init_relocs): New, split out from override_options.
8081 (was_mips16_p): New.
8082 (mips_set_mips16_mode): New, split out from override_options.
8083 (mips_set_current_function): New.
8084 (override_options): Add sorry for unsupported mips16/pic
8085 combination. Remove error for mips16/dsp combination. Save
8086 base option settings.
8087 (mips_file_start): Move mips16 mode setting output from here....
8088 (mips_output_function_prologue): ....to here.
8089 (mips_output_mi_thunk): Check for mips16 function.
8090 (build_mips16_function_stub): Don't set .mips16 here.
8091 (build_mips16_call_stub): Likewise.
8092 (mips_expand_builtin): Error in mips16 mode.
8093 (mips_use_mips16_mode_p): New.
8094 (mips_encode_section_info): Check for mips16 function, and set
8095 SYMBOL_REF_FLAGS accordingly.
8097 * doc/extend.texi (Function Attributes): Document new
8098 mips16/nomips16 attributes.
8099 * doc/invoke.texi (Option Summary): Add -mflip-mips16.
8100 (MIPS Options): Document -mflip-mips16.
8102 2007-09-05 Sandra Loosemore <sandra@codesourcery.com>
8104 * config/mips/mips.c (mips_legitimize_tls_address): Call sorry
8105 if we encounter TLS address in MIPS16 mode.
8106 (mips_legitimize_const_move): Check cannot_force_const_mem for
8107 the (const (plus symbol offset)) case; this forces invalid TLS
8108 address in MIPS16 mode to be caught by the above call to sorry.
8109 (override_options): Don't reset targetm.have_tls in MIPS16 mode,
8110 because that now enables emutls, which is not ABI compatible
8111 with native TLS in non-MIPS16 mode.
8113 2007-09-05 Sandra Loosemore <sandra@codesourcery.com>
8115 Add target hook invoked when cfun changes.
8117 * doc/tm.texi (TARGET_SET_CURRENT_FUNCTION): Document.
8118 * target.h (struct gcc_target): Add set_current_function.
8119 * target-def.h (TARGET_SET_CURRENT_FUNCTION): Define.
8120 (TARGET_INITIALIZER): Add initializer for set_current_function.
8121 * tree.h (push_struct_function): New.
8122 * tree-inline.h (push_cfun, pop_cfun): Move declarations to...
8124 (set_cfun): Declare.
8125 * tree-inline.c (cfun_stack, push_cfun, pop_cfun): Moved to...
8127 (push_function_context_to): Use allocate_struct_function
8128 to create null context, not init_dummy_function_start. Use set_cfun.
8129 (pop_function_context_from): Use set_cfun.
8130 (in_dummy_function): New.
8131 (invoke_set_current_function_hook): New.
8133 (push_cfun, pop_cfun): Use set_cfun.
8134 (push_struct_function): New.
8135 (allocate_struct_function): Call invoke_set_current_function_hook
8137 (prepare_function_start): Don't set cfun here. Remove unused
8138 argument; fix all callers.
8139 (init_dummy_function_start): Fiddle with in_dummy_function. Call
8140 push_struct_function.
8141 (init_function_start): Set cfun here.
8142 (expand_dummy_function_end): Fiddle with in_dummy_function. Pop cfun.
8143 * omp-low.c (create_omp_child_function): Use push_struct_function
8144 and pop_cfun to save/restore state.
8145 (expand_omp_parallel): Remove unused saved_cfun variable.
8146 * cgraphunit.c (ipa_passes): Use set_cfun.
8147 * gimple-low.c (record_vars_into): Use push_cfun/pop_cfun here.
8148 * dwarf2out.c (dwarf2out_abstract_function): Likewise.
8149 * matrix-reorg.c (transform_allocation_sites): Likewise.
8150 (matrix_reorg): Use set_cfun.
8151 * gimplify.c (gimplify_function_tree): Use push_cfun/pop_cfun here.
8152 * tree-optimize.c (tree_rest_of_compilation): Remove one redundant
8153 assignment to cfun; use set_cfun for the other.
8154 * tree-cfg.c (move_sese_region_to_fn): Use set_cfun.
8155 (dump_function_to_file): Use push_cfun/pop_cfun here.
8156 * c-decl.c (finish_function): Use set_cfun.
8158 2007-09-05 Kenneth Zadeck <zadeck@naturalbridge.com>
8160 * regrename.c (rerename_optimize): Use deferred rescanning and
8161 insert explicit calls to rescan insns when changed.
8163 2007-09-05 Jan Hubicka <jh@suse.cz>
8165 * optabs.c (libfunc_entry): Change optab to integer.
8166 (hash_libfunc, convert_optab_libfunc, optab_libfunc,
8167 set_optab_libfunc, set_conv_libfunc): Use optable indexes instead
8168 of pointers for hashing.
8170 2007-09-05 Jan Hubicka <jh@suse.cz>
8172 * regrename.c (pass_regrename, pass_cprop_hardreg): Add RTL sharing
8174 * fwprop.c (pass_rtl_fwprop, pass_rtl_fwprop_add): Likewise.
8175 * see.c (pass_see): Likewise.
8176 * tracer.c (pass_tracer): Likewise.
8177 * postreload-gcse.c (pass_gcse2): Likewise.
8178 * postreload.c (pass_postreload_cse): Likewise.
8179 * mode-switching.c (pass_mode_switching): Likewise.
8180 * modulo-sched.c (pass_sms): Likewise.
8181 * cse.c (cse_insn): Likewise.
8182 * web.c (pass_web): Likweise.
8183 * combine-stack-adj.c (pass_stack_adjustments): Likewise.
8184 * dce.c (pass_ud_rtl_dce, pass_fast_rtl_dce): Likewise.
8185 * loop-init.c (pass_rtl_loop_init): Likewise.
8186 (pass_rtl_loop_done, pass_rtl_move_loop_, pass_rtl_unswitch,
8187 pass_rtl_unroll_and, pass_rtl_doloop): Likewise.
8188 * global.c (pass_global_alloc): Likewise.
8189 * ifcvt.c (pass_rtl_ifcvt, pass_if_after_combine,
8190 pass_if_after_reload): Likewise.
8191 * reload.c (pass_peephole2, pass_split_for_shoren_branches): Likewise.
8192 * dse.c (pass_rtl_dse1, pass_rtl_dse2): Likewise.
8193 * regmove.c (pass_regmove): Likewise.
8194 * function.c (pass_thread_prologugues_epilogues): Likewise.
8195 * gcse.c (pass_gcse): Likewise.
8196 * rtl-factoring.c (pass_rtl_seqabstr): Likewise.
8197 * lower-subreg.c (pass_lower_subreg2): Likewise.
8198 * bt-load.c (pass_branch_target_load): Likewise.
8199 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
8200 * cfgcleanup.c (pass_jump, pass_jump2): Likewise.
8201 * combine.c (pass_combine): Likewise.
8202 * bb-reorder.c (pass_duplicate_comp, pass_reorder_blocks): Likewise.
8203 (pass_partition_blocks): Likewise.
8204 * var-tracking.c (pass_variable_track): Likewise.
8205 * reg-stack.c (pass_stack_regs_run): Likewise.
8206 * sched-rgn.c (pass_sched, pass_sched2): Likewise.
8207 * passes.c (pass_postreload): Likewise.
8208 (execute_function_todo): Add TODO_verify_rtl_sharing handling code.
8209 * tree-pass.h (TODO_verify_rtl_sharing): New.
8210 (TODO_update_ssa, TODO_update_ssa_no_phi, TODO_update_ssa_full_phi,
8211 TODO_update_ssa_only_virtuals, TODO_remove_unused_locals,
8212 TODO_set_props, TODO_df_finish, TODO_df_verify,
8213 TODO_mark_first_instance, TODO_rebuild_alias): Renumber.
8215 2007-09-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8217 * fold-const.c (all_ones_mask_p, sign_bit_p, simple_operand_p,
8218 fold_real_zero_addition_p, reorder_operands_p,
8219 div_if_zero_remainder, fold_undefer_overflow_warnings,
8220 int_binop_types_match_p, fold_convert_const_int_from_int,
8221 fold_convert_const_int_from_real,
8222 fold_convert_const_int_from_fixed,
8223 fold_convert_const_real_from_real,
8224 fold_convert_const_real_from_fixed,
8225 fold_convert_const_fixed_from_fixed,
8226 fold_convert_const_fixed_from_int,
8227 fold_convert_const_fixed_from_real, maybe_lvalue_p,
8228 fold_checksum_tree, fold_check_failed, print_fold_checksum,
8229 debug_fold_checksum, multiple_of_p): Constify.
8230 * tree-flow-inline.h (get_lineno): Likewise.
8231 * tree-flow.h (get_lineno): Likewise.
8232 * tree-object-size.c (compute_object_offset, addr_object_size,
8233 alloc_object_size, pass_through_call): Likewise.
8234 * tree-pretty-print.c (op_symbol, print_call_name,
8235 print_struct_decl, do_niy): Likewise.
8236 * tree.h (fold_undefer_overflow_warnings, multiple_of_p,
8237 debug_fold_checksum): Likewise.
8239 2007-09-04 Steven Bosscher <steven@gcc.gnu.org>
8242 * lower-subreg.c (resolve_clobber): If we remove a REG_LIBCALL
8243 note, remove the associated REG_RETVAL note.
8245 2007-09-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
8247 * config.gcc (powerpc*-*-*): Install
8248 spu2vmx.h, vec_types.h, and si2vmx.h headers.
8249 * config/rs6000/spu2vmx.h: New header.
8250 * config/rs6000/si2vmx.h: New header.
8251 * config/rs6000/vec_types.h: New header.
8253 2007-09-05 Ben Elliston <bje@au.ibm.com>
8255 * varasm.c (initializer_constant_valid_p): Fix comment typo.
8257 2007-09-05 Ben Elliston <bje@au.ibm.com>
8259 * config/rs6000/ppu_intrinsics.h (__ldarx): Use `Z' constraint,
8261 (__stdcx): Make asm volatile.
8262 (__stwcx, __stdcx): Return only 0 or 1.
8264 2007-09-05 Jan Hubicka <jh@suse.cz>
8268 2007-09-04 Jan Hubicka <jh@suse.cz>
8269 * tree-tailcall.c (eliminate_tail_call): Expect unrenamed return value.
8271 2007-09-04 Richard Guenther <rguenther@suse.de>
8272 * tree-ssa-operands.c (add_virtual_operand): Only mark
8273 stores as has_volatile_ops if alias information is not available.
8275 2007-09-05 Jakub Jelinek <jakub@redhat.com>
8277 * config/rs6000/tramp.asm: Include config.h.
8278 Check __PIC__ or __pic__ macro instead of SHARED.
8280 PR rtl-optimization/32300
8281 * see.c (see_copy_insn): New function.
8282 (see_def_extension_not_merged, see_merge_one_use_extension,
8283 see_merge_one_def_extension): Use it. Avoid changing
8284 PREV_INSN/NEXT_INSN chains directly, insted emit insns
8285 into sequences. Call df_insn_delete on temporary insns
8286 that won't be emitted into the insn stream.
8287 (rest_of_handle_see): Turn off DF_DEFER_INSN_RESCAN
8288 and run df_process_deferred_rescans () before run_fast_dce.
8290 PR tree-optimization/33017
8291 * tree-data-ref.c (split_constant_offset) <case SSA_NAME>: Don't
8292 recurse for pure or const function calls.
8294 2007-09-04 Laurynas Biveinis <laurynas.biveinis@gmail.com>
8296 * c-format.c: Include alloc-pool.h.
8297 (check_format_info_main): New argument fwt_alloc. Use allocation
8298 pool instead of GC. Remove GC deallocation code.
8299 (check_format_arg): Create allocation pool, pass it to
8300 check_format_info_main and free it afterwards.
8301 * Makefile.in (c-format.o): Add alloc-pool.h dependency.
8303 2007-09-05 Ben Elliston <bje@au.ibm.com>
8305 * config/rs6000/ppu_intrinsics.h (__protected_stream_count):
8306 Rename count macro arugment for clarity.
8307 (__protected_unlimited_stream_set): Pass UG=1 to __dcbt_TH1000.
8308 (__protected_stream_set): Likewise, pass 0.
8310 2007-09-04 Jan Hubicka <jh@suse.cz>
8312 * tree-tailcall.c (eliminate_tail_call): Expect unrenamed return value.
8314 2007-09-04 Jan Hubicka <jh@suse.cz>
8316 * invoke.texi (-finline-small-functions): Document.
8317 * ipa-inline.c (cgraph_default_inline_p): Do not use DECL_INLINE
8318 when deciding what is inlinable.
8319 (cgraph_decide_recursive_inlining): Handle flag_inline_functions.
8320 (cgraph_decide_inlining_of_small_function): Handle new flags.
8321 (cgraph_decide_inlining_incrementally): Likewise.
8322 * opts.c (decode_options): Enable flag_inline_small_functions at -O2
8323 * common.opt (finline-small-functions): New.
8324 * Makefile.in (build/gengtype.o-warn): Work around PR29478
8326 2007-09-04 Richard Guenther <rguenther@suse.de>
8328 * tree-ssa-operands.c (add_virtual_operand): Only mark
8329 stores as has_volatile_ops if alias information is not available.
8331 2007-09-04 Andrew Haley <aph@redhat.com>
8333 * config/arm/libgcc-bpabi.ver: Add _Unwind_Backtrace as GCC_4.3.0.
8335 2007-09-04 Andrew Haley <aph@redhat.com>
8337 * config/arm/libunwind.S (UNWIND_WRAPPER _Unwind_Backtrace): New.
8338 * config/arm/unwind-arm.h (__gnu_Unwind_Backtrace): New.
8339 * config/arm/unwind-arm.c (__gnu_Unwind_Backtrace): New.
8341 2007-09-04 Emmanuel Thome <Emmanuel.Thome@inria.fr>
8344 * common.opt: Mention ABI version 2 in comment.
8346 2007-09-04 Jan Hubicka <jh@suse.cz>
8348 * optabs.c (debug_optab_libfunc): Update; make available to gdb.
8349 (libfunc_entry): New structure.
8350 (libfunc_hash): New hashtable.
8351 (hash_libfunc): New function.
8352 (eq_libfunc): New function.
8353 (convert_optab_libfunc): New function.
8354 (optab_libfunc): New function.
8355 (expand_binop, sign_expand_binop, expand_twoval_binop_libfunc,
8356 expand_unop, prepare_cmp_insn, prepare_float_insn, gen_add2_insn,
8357 expand_float, expand_fix, new_optab, new_convert_optab):
8358 Update for new libfunc API.
8359 (init_libfunc, init_integral_libfuncs,
8360 init_floating_libfuncs, init_interclass_conv_libfuncs
8361 init_intraclass_conv_libfuncs): Remove; reorganize all logic to:
8362 (gen_libfunc, gen_int_libfunc, gen_fp_libfunc, gen_int_fp_libfunc,
8363 gen_intv_fp_libfunc, gen_interclass_conv_libfunc,
8364 gen_int_to_fp_conv_libfunc, gen_ufloat_conv_libfunc,
8365 gen_int_to_fp_nondecimal_conv_libfunc, gen_fp_to_int_conv_libfunc,
8366 gen_intraclass_conv_libfunc, gen_trunc_conv_libfunc,
8367 gen_extend_conv_libfunc): New.
8368 (init_one_libfunc): Revamp for hashtables.
8369 (set_conv_libfunc): Likewise.
8370 (init_optabs): Initialize hashtable; use lazy initialization where
8372 * optabs.h (optab_handlers): Move out of GGC.
8373 (optab, convert_optab): Move out of GGC; add lazy gen info.
8374 (code_to_optab, convert_optab_table, optab_table): Move out of GGC.
8375 (optab_libfunc, convert_optab_libfunc): New.
8376 * builtins.c (expand_builtin_powi): Update for new API.
8377 * expr.c (convert_move): Likewise.
8378 * expmed.c (expand_divmod): Likewise.
8380 2007-09-04 Daniel Jacobowitz <dan@codesourcery.com>
8382 * config/rs6000/rs6000.c (rs6000_stack_info): Allocate space for the
8383 GOT pointer only if there is a constant pool. Use the allocated space
8386 2007-09-04 Daniel Jacobowitz <dan@codesourcery.com>
8388 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Correct
8391 2007-09-04 Revital Eres <eres@il.ibm.com>
8392 Richard Guenther <rguenther@suse.de>
8393 R. Clint Whaley <whaley@cs.utsa.edu>
8395 * doc/invoke.texi (-fassociative-math, -freciprocal-math):
8397 * tree-tailcall.c (process_assignment): Use -fassociative-math
8398 when reodering operands of floating-point type.
8399 * fold-const.c (fold_comparison, fold_binary): Use
8400 -fassociative-math and -freciprocal-math instead of
8401 -funsafe-math-optimization flag.
8402 * toplev.h (set_unsafe_math_optimizations_flags): Declare function.
8403 * tree-ssa-math-opts.c (gate_cse_reciprocals): Use
8404 -freciprocal-math instead of -funsafe-math-optimizations.
8405 * opts.c (set_fast_math_flags): Set -freciprocal-math and
8406 -fassociative-math when -ffast-math is set.
8407 (set_unsafe_math_optimizations_flags): New Function
8408 to set -freciprocal-math and -fassociative-math when
8409 -funsafe-math-optimizations is set.
8410 (common_handle_option): Call it.
8411 * tree-vectorizer.c (vect_is_simple_reduction): Use
8412 -fassociative-math when doing reduction on floats.
8413 * loop-unroll.c (analyze_insn_to_expand_var): Use
8414 -fassociative-math when expanding an accumulator of type float.
8415 * simplify-rtx.c (simplify_binary_operation_1): Use
8416 -fassociative-math and -freciprocal-math when reordeing operands
8417 of floating-point type.
8418 * combine.c (combine_simplify_rtx): Likewise.
8419 * tree-ssa-reassoc.c (break_up_subtract_bb, reassociate_bb):
8421 * common.opt (-fassociative-math, -freciprocal-math): New flags.
8423 2007-09-04 Paolo Carlini <pcarlini@suse.de>
8426 * doc/install.texi (--enable-__cxa_atexit): Fix typo.
8428 2007-09-04 Jan Hubicka <jh@suse.cz>
8430 * regrename.c(copyprop_hardreg_forward_1): Unshare when doing copyprop.
8432 2007-09-04 Jan Hubicka <jh@suse.cz>
8434 * regrename.c (build_def_use): Don't share RTL between MATCH_OPERATOR
8435 and corresponding MATCH_DUP.
8437 2007-09-04 Uros Bizjak <ubizjak@gmail.com>
8440 * combine.c (subst): Do not try to simplify X if it represents load
8441 of FP constant from the constant pool via float extension.
8443 2007-09-04 Ben Elliston <bje@au.ibm.com>
8445 * c-opts.c: Include "tm_p.h".
8446 * Makefile.in (c-opts.o): Add $(TM_P_H) as a dependency.
8448 2007-09-04 Richard Guenther <rguenther@suse.de>
8450 PR tree-optimization/33291
8451 * tree-pretty-print.c (dump_generic_node): Dump all
8452 qualifiers for pointer types, not only first. Dump
8453 qualifiers for aggregate types as well.
8454 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Always
8455 use the canonical type for building ARRAY_REFs.
8456 * gimplify.c (canonicalize_addr_expr): Clean up. The
8457 correct validness check is compatibility of the pointer
8458 types. Always use the canonical type for building
8459 ARRAY_REFs and ADDR_EXPRs.
8460 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Revert
8461 change that disabled propagation of ADDR_EXPRs into statements
8464 2007-09-03 Zack Weinberg <zack@codesourcery.com>
8466 * config/arm/arm.md (mulsidi3, umulsidi3, mulsi3_highpart)
8467 (umulsi3_highpart): Make into expanders; existing insns are
8468 now named *[insn]_nov6. Add stars to existing [insn]_v6
8469 counterparts' names.
8471 2007-09-03 Daniel Jacobowitz <dan@codesourcery.com>
8473 * Makefile.in (DRIVER_DEFINES, gcc.o, gccspec.o, protoize.o)
8474 (unprotoize.o): Remove SHLIB_MULTILIB.
8476 2007-09-03 Eric Weddington <eweddington@cso.atmel.com>
8478 * doc/extend.texi: Document progmem attribute for AVR.
8480 2007-09-03 Anatoly Sokolov <aesok@post.ru>
8483 * config/avr/avr.h (TARGET_VTABLE_ENTRY_ALIGN): Define.
8485 2007-09-03 Zack Weinberg <zack@codesourcery.com>
8487 * optabs.c (expand_ffs): Initialize val and defined_at_zero
8490 * optabs.c: Remove unnecessary forward declarations.
8491 (expand_unop_direct): New, broken out of expand_unop.
8492 (expand_doubleword_clz): New.
8493 (expand_ctz): Move above expand_ffs. Use
8494 start_sequence, end_sequence, add_equal_note, and
8495 expand_unop_direct. Add more commentary.
8496 (expand_ffs): Try both ctz optab and expand_ctz.
8497 Generate a test and branch if the hardware doesn't give us
8498 a useful value for input zero. Style improvements similar to
8501 * config/arm/arm.md (ffssi2, ctzsi2): Delete.
8503 2007-09-03 Zack Weinberg <zack@codesourcery.com>
8505 * config.gcc: Delete stanza for arm-semi-aof and
8506 armel-semi-aof targets.
8507 * config/arm/arm-protos.h
8509 * config/arm/arm.h: Delete all #ifdef AOF_ASSEMBLER blocks;
8510 make all #ifndef AOF_ASSEMBLER blocks unconditional. Also
8511 delete aof_pic_label and remove mention of AOF in comments.
8512 * config/arm/arm.md: Delete patterns used only for AOF assembly.
8514 * config/arm/semiaof.h
8515 * config/arm/t-semi: Delete file.
8517 2007-09-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8519 * system.h (CONST_CAST2, CONST_CAST_TREE, CONST_CAST_RTX,
8520 CONST_CAST_BB): New macros for type-specific casts.
8521 (CONST_CAST): Add a TYPE parameter and define it in terms of
8524 * c-decl.c (c_make_fname_decl): Supply a TYPE for CONST_CAST.
8525 * c-lex.c (cb_ident, lex_string): Likewise,
8526 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise,
8527 * config/i386/i386.c (ix86_function_regparm,
8528 ix86_function_sseregparm): Use CONST_CAST_TREE.
8529 * config/mmix/mmix.c (mmix_encode_section_info): Supply a TYPE for
8531 * gcc.c (set_spec, read_specs, for_each_path, execute, do_spec_1,
8532 give_switch, set_multilib_dir): Likewise,
8533 * gengtype-parse.c (string_seq, typedef_name): Likewise,
8534 * gimple-low.c (block_may_fallthru): Use CONST_CAST_TREE.
8535 * jump.c (reversed_comparison_code_parts): Use CONST_CAST_RTX.
8536 * passes.c (execute_one_pass): Supply a TYPE for CONST_CAST.
8537 * prefix.c (update_path): Likewise,
8538 * pretty-print.c (pp_base_destroy_prefix): Likewise,
8539 * rtlanal.c (keep_with_call_p): Use CONST_CAST_RTX.
8540 * tree-cfg.c (tree_can_merge_blocks_p,
8541 tree_block_ends_with_condjump_p): Use CONST_CAST_BB.
8542 * tree-eh.c (lookup_stmt_eh_region_fn): USe CONST_CAST_TREE.
8543 * tree.c (build_string): Supply a TYPE for CONST_CAST.
8544 (attribute_list_contained): Use CONST_CAST_TREE.
8546 2007-09-03 Krister Walfridsson <cato@df.lth.se>
8548 * config/netbsd-elf.h (USE_LD_AS_NEEDED): Define.
8550 2007-09-03 Richard Sandiford <richard@codesourcery.com>
8553 * optabs.c (avoid_expensive_constant): Canonicalize CONST_INTs
8554 before forcing them into a register.
8556 2007-09-03 Richard Sandiford <richard@codesourcery.com>
8558 * config/mips/mips.md (fetchop_bit): Use define_code_iterator
8559 rather than define_code_macro.
8561 2007-09-03 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
8563 * gcc.c (xputenv): New function.
8564 (putenv_from_prefixes): Use xputenv instead of putenv.
8565 (process_command): Use xputenv instead of putenv.
8566 (set_collect_gcc_options): Use xputenv instead of putenv.
8567 (main): Use xputenv instead of putenv.
8569 2007-09-03 Jesper Nilsson <jesper.nilsson@axis.com>
8571 * config/cris/cris.h (TARGET_HAS_SWAP): Defined to describe
8572 availability of swap instruction.
8573 * config/cris/cris.md (bswapsi2): Implement using swap instruction.
8575 2007-09-03 Revital Eres <eres@il.ibm.com>
8577 * doc/invoke.texi (-fmodulo-sched-allow-regmoves): Update
8580 2007-09-03 Vladimir Yanovsky <yanov@il.ibm.com>
8581 Ayal Zaks <zaks@il.ibm.com>
8582 Revital Eres <eres@il.ibm.com>
8584 * modulo-sched.c (ps_insert_empty_row, verify_partial_schedule,
8585 compute_split_row): New functions.
8586 (ps_unschedule_node): Remove.
8587 (normalize_sched_times): Iterate over the already scheduled
8588 insns instead of the number of nodes.
8589 (MAX_SPLIT_NUM): New definition.
8590 (sms_schedule_by_order): Change the scheduling heuristic to
8591 avoid useless increases of initiation interval ii.
8592 (get_sched_window): Add dump printouts.
8594 2007-09-02 David Daney <ddaney@avtrex.com>
8596 * config/mips/mips.md (UNSPEC_COMPARE_AND_SWAP, UNSPEC_SYNC_OLD_OP,
8597 UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_EXCHANGE): New define_constants.
8598 (optab, insn): Add more attributes.
8599 (fetchop_bit): New code macro.
8600 (immediate_insn): New code macro attribute.
8601 (sync): Change condition to ISA_HAS_SYNC.
8602 (rdhwr): Change predicate for operand 0 to register_operand.
8603 (memory_barrier): New expand.
8604 (sync_compare_and_swap<mode>, sync_add<mode>, sync_sub<mode>,
8605 sync_old_add<mode>, sync_old_sub<mode>, sync_new_add<mode>,
8606 sync_new_sub<mode>, sync_<optab><mode>, sync_old_<optab><mode>,
8607 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
8608 sync_new_nand<mode>, sync_lock_test_and_set<mode>): New insns.
8609 * config/mips/mips.h (ISA_HAS_SYNC, ISA_HAS_LL_SC): New ISA predicates.
8610 (MIPS_COMPARE_AND_SWAP, MIPS_SYNC_OP, MIPS_SYNC_OLD_OP,
8611 MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND,
8612 MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE): New Macros.
8614 2007-09-03 Jesper Nilsson <jesper.nilsson@axis.com>
8615 Hans-Peter Nilsson <hp@axis.com>
8617 * config/cris/cris.h (TARGET_HAS_LZ, CLZ_DEFINED_VALUE_AT_ZERO):
8618 Defined to describe availability and behavior of CLZ.
8619 * config/cris/cris.md (clzsi2): Implement using lz instruction.
8620 * config/cris/cris.opt: Tweak comment for "-metrax4".
8621 * config/cris/arit.c (LZ): When defined, define as __builtin_clz.
8622 * longlong.h [__CRIS__ && __CRIS_arch_version >= 3]
8623 (count_leading_zeros): Define.
8625 2007-09-01 Laurynas Biveinis <laurynas.biveinis@gmail.com>
8627 * ggc-page.c (ggc_pch_read): Call validate_free_objects.
8629 2007-09-02 Joseph Myers <joseph@codesourcery.com>
8633 * c-decl.c (grokdeclarator): Apply qualifiers to type of parameter
8636 2007-09-01 Kazu Hirata <kazu@codesourcery.com>
8638 * config/arm/arm.c, config/rs6000/ppu_intrinsics.h,
8639 config/spu/spu.c, df-scan.c, fixed-value.c, fold-const.c,
8640 ginclude/tgmath.h, haifa-sched.c, optabs.c, recog.c,
8641 sched-deps.c, sched-int.h, system.h, target.h,
8642 tree-ssa-live.c, tree-vect-transform.c, tree-vectorizer.c,
8643 tree.def: Fix comment typos.
8645 2007-09-01 Kazu Hirata <kazu@codesourcery.com>
8647 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove.
8648 (override_options): Turn on -mstrict-align on non-ColdFire
8650 * config/m68k/m68k.h (BIGGEST_ALIGNMENT): Update a comment.
8652 2007-09-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8654 * c-common.c (const_strip_array_types): Delete.
8655 * c-common.h (const_strip_array_types): Likewise.
8656 * emit-rtl.c (const_next_insn, const_previous_insn,
8657 const_next_nonnote_insn, const_prev_nonnote_insn,
8658 const_next_real_insn, const_prev_real_insn,
8659 const_next_active_insn, const_prev_active_insn, const_next_label,
8660 const_prev_label): Delete.
8661 * gimple-low.c (block_may_fallthru): Use expr_last.
8662 * jump.c (reversed_comparison_code_parts): Use prev_nonnote_insn.
8663 * rtl.h (const_previous_insn, const_next_insn,
8664 const_prev_nonnote_insn, const_next_nonnote_insn,
8665 const_prev_real_insn, const_next_real_insn,
8666 const_prev_active_insn, const_next_active_insn, const_prev_label,
8667 const_next_label): Delete.
8668 * rtlanal.c (keep_with_call_p): Use next_nonnote_insn.
8669 * system.h (CONST_CAST): Update comment.
8670 * tree-cfg.c (tree_can_merge_blocks_p): Use last_stmt.
8671 (const_first_stmt, const_last_stmt): Delete.
8672 (tree_block_ends_with_condjump_p): Use last_stmt.
8673 * tree-flow.h (const_first_stmt, const_last_stmt): Delete.
8674 * tree-iterator.c (const_expr_first, const_expr_last,
8675 const_expr_only): Delete.
8676 * tree.c (const_lookup_attribute): Likewise.
8677 (attribute_list_contained): Use lookup_attribute.
8678 * tree.h (const_lookup_attribute, const_expr_first,
8679 const_expr_last, const_expr_only): Delete.
8681 2007-09-01 Richard Guenther <rguenther@suse.de>
8683 * tree-ssa-alias.c (create_name_tags): Use TYPE_VOLATILE
8684 instead of TREE_THIS_VOLATILE.
8685 * tree-ssa-operands.c (add_virtual_operand): Do not set
8686 has_volatile_ops. Do not check s_ann for NULL.
8687 (get_indirect_ref_operands): Likewise.
8688 (get_expr_operands): Likewise. For all reference trees
8689 set has_volatile_ops based on TREE_THIS_VOLATILE. Also
8690 check base of reference for TREE_THIS_VOLATILE.
8692 2007-09-01 Richard Guenther <rguenther@suse.de>
8694 * tree-cfg.c (verify_gimple_expr): Fix check for conversions
8695 between integral types. Also allow conversions between
8698 2007-08-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
8700 * optabs.c (prepare_float_lib_cmp): Use
8701 libgcc_cmp_return_mode instead of word_mode.
8702 * config/dfp-bit.h: Likewise.
8703 * config/fp-bit.h: Likewise.
8704 * config/spu/spu.c (spu_libgcc_cmp_return_mode):
8706 (spu_libgcc_shift_count_mode): New function.
8707 (TARGET_LIBGCC_CMP_RETURN_MODE): Define.
8708 (TARGET_LIBGCC_SHIFT_COUNT_MODE): Define.
8710 2007-08-31 Joseph Myers <joseph@codesourcery.com>
8712 * tree-pretty-print.c: Include output.h.
8713 (dump_decl_name, dump_generic_node): Use %wd with pp_printf, not
8714 HOST_WIDE_INT_PRINT_DEC.
8715 * Makefile.in (tree-pretty-print.o): Add dependency on output.h.
8717 2007-08-31 Zdenek Dvorak <ook@ucw.cz>
8719 PR rtl-optimization/33224
8720 * loop-iv.c (latch_dominating_def): Check that the definition belongs
8721 to the analysed region.
8723 2007-08-31 Richard Guenther <rguenther@suse.de>
8725 * function.c (allocate_struct_function): Do not set
8726 current_function_returns_pointer.
8727 * function.h (struct var_refs_queue): Remove.
8728 (struct simple_obstack_stack): Likewise.
8729 (struct function): Remove fixup_var_refs_queue member.
8730 Remove returns_pointer flag.
8731 (current_function_returns_pointer): Remove define.
8733 2007-08-31 Nick Clifton <nickc@redhat.com>
8735 * tree-ssa-coalesce.c (compare_pairs): Use the elements as
8736 secondary keys in order to obtain a stable sort.
8738 2007-08-31 Nick Clifton <nickc@redhat.com>
8741 * config/m32r/constraints.md: Add W constraint for integer zero.
8742 * config/m32r/m32r.md (get_pc): Use W and i constraints.
8743 Fix length calculation by using alternatives.
8745 2007-08-31 Richard Sandiford <richard@codesourcery.com>
8747 * optabs.c (shift_optab_p, commutative_optab_p): New functions,
8748 split out from expand_binop.
8749 (avoid_expensive_constant): New function.
8750 (expand_binop_directly): Remove commutative_op argument and
8751 (expand_binop_directly): Remove commutative_op argument and
8752 call cummutative_optab_p instead. Do not change op0 or op1
8753 when swapping xop0 and xop1. Apply avoid_expensive_constant
8754 to each argument after potential swapping. Enforce the
8755 canonical order of commutative operands.
8756 (expand_binop): Use shift_optab_p and commutative_optab_p.
8757 Update the calls to expand_binop_directly. Only force constants
8758 into registers when widening an operation. Only swap operands
8759 once a direct expansion has been rejected.
8760 (expand_twoval_binop): Only force constants into registers when
8761 using a direct expansion.
8763 2007-08-31 Maxim Kuvyrkov <maxim@codesourcery.com>
8765 * sched-deps.c (update_dep): Mark arguments with ATTRIBUTE_UNUSED.
8766 (sched_analyze_insn): Don't postprocess speculative dependencies when
8767 target has no scheduling.
8768 * tree-vect-transform.c (vect_estimate_min_profitable_iters): Fix
8769 'uninitialized' warning.
8771 2007-08-31 Richard Guenther <rguenther@suse.de>
8773 * tree.c (build_complex_type): Always set TYPE_NAME for
8776 2007-08-31 Olivier Hainque <hainque@adacore.com>
8778 * config/rs6000/xcoff.h (XCOFF_CSECT_DEFAULT_ALIGNMENT_STR): New
8779 internal macro. Default alignment factor for csect directives, chosen
8780 to match what BIGGEST_ALIGNMENT allows.
8781 (DATA_SECTION_ASM_OP): Use it.
8782 * config/rs6000/rs6000.c
8783 (rs6000_xcoff_output_readonly_section_asm_op):
8784 Use XCOFF_CSECT_DEFAULT_ALIGNMENT_STR.
8785 (rs6000_xcoff_output_readwrite_section_asm_op): Likewise.
8787 2007-08-31 Olivier Hainque <hainque@adacore.com>
8789 * dbxout.c (dbxout_block): Move declaration within the first
8790 #if defined (DBX_DEBUGGING_INFO) block. Rearrange another such
8791 block to include the definition, together with the associated
8794 2007-08-31 David Edelsohn <edelsohn@gnu.org>
8795 Revital Eres <eres@il.ibm.com>
8797 * doc/invoke.texi (-mpaired): Document flag.
8798 * config.gcc: Include paired.h in powerpc extra_headers and
8799 750cl.h in powerpc-*-linux*paired*.
8800 * config/rs6000/rs6000.opt (-mpaired): New flag.
8801 * config/rs6000/rs6000.c (paired_init_builtins,
8802 paired_expand_builtin, paired_expand_lv_builtin,
8803 paired_expand_stv_builtin, paired_expand_predicate_builtin):
8804 New functions to support the paired single builtin functions.
8805 (rs6000_hard_regno_mode_ok): Handle PAIRED_VECTOR_MODE.
8806 (def_builtin, bdesc_3arg, bdesc_2arg, bdesc_1arg): Add paired
8808 (bdesc_paired_preds): New structure for paired predicate
8810 (rs6000_expand_builtin): Expand paired single builtins.
8811 (rs6000_init_builtins): Init paired single builtins.
8812 (rs6000_common_init_builtins): Add v2sf_ftype_v2sf_v2sf_v2sf.
8813 Rename v2sf_ftype_v2sf_v2sf to v2sf_ftype_v2sf_v2sf_spe
8814 and v2sf_ftype_v2sf_spe to v2sf_ftype_v2sf. Add new types
8815 v2sf_ftype_v2sf_v2sf and v2sf_ftype_v2sf.
8816 (rs6000_vector_mode_supported_p): Support paired vector mode.
8817 * config/rs6000/rs6000.h: (UNITS_PER_PAIRED_WORD,
8818 PAIRED_VECTOR_MODE, PAIRED_SIMD_REGNO_P, TARGET_PAIRED_FLOAT):
8820 (LOCAL_ALIGNMENT): Handle PAIRED_VECTOR_MODE.
8821 (DATA_ALIGNMENT): Likewise.
8822 (UNITS_PER_SIMD_WORD): Handle PAIRED_VECTOR_MODE.
8823 (rs6000_builtins): Add PAIRED builtins.
8824 * config/rs6000/rs6000.md: Include paired.md.
8825 * config/rs6000/paired.h: New.
8826 * config/rs6000/paired.md: New.
8827 * config/rs6000/750cl.h: New.
8828 * config/rs6000/spe.md: Recognize movv2sf instruction for 750cl.
8830 2007-08-30 Ollie Wild <aaw@google.com>
8832 * c-opts.c (c_common_handle_option): Support -fno-directives-only.
8833 * gcc.c (default_compilers): Add -fno-directives-only to
8834 @assembler-with-cpp.
8836 2007-08-30 Sandra Loosemore <sandra@codesourcery.com>
8840 * regclass.c (initial_fixed_regs): Revert previous change and make
8842 (initial_call_used_regs): Likewise.
8843 (initial_call_really_used_regs): Delete, reverting previous addition.
8844 (initial_reg_names): Likewise.
8845 (init_reg_sets): Revert previous change.
8846 (saved_fixed_regs): New.
8847 (saved_call_used_regs): New.
8848 (saved_call_really_used_regs): New.
8849 (saved_reg_names): New.
8850 (save_register_info): New.
8851 (restore_register_info): New.
8852 (init_reg_sets_1): Replace reset of register info with call to
8853 restore_register_info.
8854 * rtl.h (save_register_info): Declare.
8855 * toplev.c (backend_init): Call save_register_info.
8857 2007-08-30 Laurynas Biveinis <laurynas.biveinis@gmail.com>
8859 * tree-ssa-propagate.c (set_rhs): Remove the copied annotation
8860 from the original statement.
8862 2007-08-30 Chao-ying Fu <fu@mips.com>
8864 * c-lex.c (interpret_fixed): Declare.
8865 (interpret_float): Process _Fract and _Accum.
8866 (interpret_fixed): New function.
8867 * final.c (output_addr_const): Process CONST_FIXED.
8868 * simplify-rtx.c (simplify_const_unary_operation): Handle US_NEG.
8869 (simplify_binary_operation_1): Handle US_ASHIFT, SS_MULT, US_MULT,
8871 (simplify_const_binary_operation): Handle SS_MULT, US_MULT, SS_DIV,
8873 (simplify_immed_subreg): Support CONST_FIXED.
8874 Process MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM.
8875 (simplify_subreg): Support CONST_FIXED.
8877 2007-08-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
8879 * config/rs6000/ppu_intrinsics.h: New file.
8880 * config.gcc (powerpc*-*-* <extra_headers>): Install
8883 2007-08-30 Kenneth Zadeck <zadeck@naturalbridge.com>
8885 * cfg.c (dump_flow_info): Change to also print entry and exit
8887 * print-rtl.c (print_rtl_single): Allow to print rtl with
8890 2007-08-30 Kenneth Zadeck <zadeck@naturalbridge.com>
8892 * df-core.h (df_dump_region): New function.
8893 * df.h (df_dump_region): New function.
8894 * loop-invariant.c (find_defs): Add call to df_dump_region.
8895 * loop-iv.c (iv_analysis_loop_init): Changed call from df_dump to
8898 2007-08-30 Jakub Jelinek <jakub@redhat.com>
8901 * config/rs6000/rs6000.c (rs6000_elf_in_small_data_p): Return
8902 true if any of the compare_section_name calls returned true,
8903 rather than if any returned false.
8905 2007-08-30 Richard Guenther <rguenther@suse.de>
8907 PR tree-optimization/33199
8908 * tree-ssa-structalias.c (handle_lhs_call): New function.
8909 (find_func_aliases): In non-IPA mode make sure that for
8910 calls that return a pointer we add a constraint for the
8911 result to point to anything.
8913 2007-08-30 Richard Guenther <rguenther@suse.de>
8915 * doc/invoke.texi (-mveclibabi): Document new target option.
8916 * config/i386/i386.opt (-mveclibabi): New target option.
8917 * config/i386/i386.c (ix86_veclib_handler): Handler for
8918 vectorization library support.
8919 (override_options): Handle the -mveclibabi option, initialize
8920 the vectorization library handler.
8921 (ix86_builtin_vectorized_function): As fallback call the
8922 vectorization library handler, if set.
8923 (ix86_veclibabi_acml): New static function for ACML ABI style
8924 vectorization support.
8926 2007-08-30 Jakub Jelinek <jakub@redhat.com>
8928 * config/rs6000/rs6000.c (rs6000_emit_sync): For QI or HI mode
8929 used_m, even if it is 32-bit aligned, adjust used_m MEM to have
8930 SImode and update m. Don't run gen_lowpart_common on arbitrary
8931 memory address, force it to register first.
8934 * dce.c (dce_process_block): Don't delete setters of
8935 artificially used registers.
8937 2007-08-30 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8939 * config/s390/s390.md ("*add<mode>3_alc_carry1_cc",
8940 "*add<mode>3_alc_carry1_cconly", "*add<mode>3_alc_carry2_cc",
8941 "*add<mode>3_alc_carry2_cconly"): New insn definitions.
8943 2007-08-30 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8945 * config/s390/s390.c (s390_expand_addcc): Emit canonical alc
8947 * config/s390/s390.md ("*add<mode>3_alc_cc", "*add<mode>3_alc",
8948 "addti3", "*adddi3_31z", "*scond<mode>"): Make alc pattern canonical.
8950 2007-08-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8952 * system.h: Activate -Wcast-qual as warning-only.
8954 2007-08-29 Paolo Bonzini <bonzini@gnu.org>
8957 * config/rs6000/rs6000.c (compare_section_name): New function.
8958 (rs6000_elf_in_small_data_p): Compare section prefixes instead
8961 2007-08-29 Olivier Hainque <hainque@adacore.com>
8963 * xcoffout.c: #include debug.h.
8964 * Makefile.in (xcoffout.o): Add debug.h dependency.
8966 2007-08-29 Uros Bizjak <ubizjak@gmail.com>
8968 * simplify-rtx.c (simplify_binary_operation_1) [VEC_SELECT]:
8969 Change CONST_VECTOR_ELT to XVECEXP in elem calculation.
8971 2007-08-29 Richard Guenther <rguenther@suse.de>
8973 * tree-pretty-print.c (dump_generic_node): Print
8974 label DECL_UID as D.%u.
8975 * tree-dfa.c (dump_variable): Print DECL_UID as D.%u.
8977 2007-08-29 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
8979 * builtin-types.def (BT_FN_PTR_PTR_SIZE): New type.
8980 * builtins.def (BUILT_IN_REALLOC): New builtin.
8982 2007-08-29 Douglas Gregor <doug.gregor@gmail.com>
8985 * tree.c (build_type_attribute_qual_variant): Set canonical types
8986 on the final, unqualified attribute variant before building the
8989 2007-08-29 Jie Zhang <jie.zhang@analog.com>
8991 * config/bfin/bfin.c (bfin_expand_builtin): Fix the argument
8992 order of __builtin_bfin_cmplx_mac and __builtin_bfin_cmplx_msu.
8994 2007-08-29 Jie Zhang <jie.zhang@analog.com>
8997 2007-08-29 Jie Zhang <jie.zhang@analog.com>
8998 * config/bfin/bfin.md (composev2hi): Put operands into vector
9001 2007-08-29 Jie Zhang <jie.zhang@analog.com>
9003 * config/bfin/bfin.md (composev2hi): Put operands into vector
9006 2007-08-29 Jie Zhang <jie.zhang@analog.com>
9008 * config/bfin/bfin.c (bfin_expand_call): Inline PLT with l1_text
9009 attribute when appropriate.
9010 (bfin_handle_l1_text_attribute): New.
9011 (bfin_handle_l1_data_attribute): New.
9012 (bfin_attribute_table): Add attributes: l1_text, l1_data,
9013 l1_data_A and l1_data_B.
9014 * doc/extend.texi (node Function Attributes): Document l1_text
9016 (Variable Attributes): Add Blackfin subsection. Document l1_data,
9017 l1_data_A and l1_data_B variable attributes.
9019 2007-08-28 Jie Zhang <jie.zhang@analog.com>
9021 * config/bfin/bfin.opt (minline-plt): Add.
9022 * config/bfin/bfin.c (bfin_expand_call): Inline PLT when emit
9023 call to global functions.
9024 * doc/invoke.texi (Option Summary): Mention -minline-plt.
9025 (Blackfin Options): Document -minline-plt.
9027 2007-08-28 Nathan Sidwell <nathan@codesourcery.com>
9029 * config/m68k/m68k.c (m68k_get_function_kind): Assert we're never
9030 given a non-function.
9031 (m68k_ok_for_sibcall_p): Only sibcall functions of the same kind.
9033 2007-08-28 DJ Delorie <dj@redhat.com>
9035 * config/sh/sh.c (sh_gimplify_va_arg_expr): Fix sh2a support.
9037 2007-08-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9039 * system.h (CONST_CAST): Avoid union for gcc-4.0.x.
9041 2007-08-28 Richard Guenther <rguenther@suse.de>
9043 * tree.h (struct tree_function_decl): Increase size of
9044 function_code bitfield.
9046 2007-08-28 Nathan Sidwell <nathan@codesourcery.com>
9047 Kazu Hirata <kazu@codesourcery.com>
9049 * config/m68k/linux.h
9050 (M68K_HONOR_TARGET_STRICT_ALIGNMENT): Redefine as 0.
9051 * config/m68k/m68k.c (TARGET_RETURN_IN_MEMORY): New.
9052 (m68k_return_in_memory): New.
9053 * config/m68k/m68k.h (M68K_HONOR_TARGET_STRICT_ALIGNMENT):
9056 2007-08-28 Uros Bizjak <ubizjak@gmail.com>
9059 * simplify-rtx.c (simplify_binary_operation_1) [VEC_SELECT]:
9060 Simplify nested VEC_SELECT (with optional VEC_CONCAT operator as
9061 operand) when top VEC_SELECT extracts scalar element.
9062 * config/i386/sse.md (*vec_extract_v4si_mem): New pattern.
9063 (*vec_extract_v4sf_mem): Ditto.
9065 2007-08-28 Jakub Jelinek <jakub@redhat.com>
9068 * passes.c (init_optimization_passes): Move pass_df_finish
9069 after pass_postreload sublist.
9071 PR rtl-optimization/33148
9072 * simplify-rtx.c (simplify_unary_operation_1): Only optimize
9073 (neg (lt X 0)) if X has scalar int mode.
9076 * dwarf2out.c (rtl_for_decl_init): If vector decl has CONSTRUCTOR
9077 initializer, use build_vector_from_ctor if possible to create
9078 VECTOR_CST out of it. If vector initializer is not VECTOR_CST
9079 even after this, return NULL.
9081 2007-08-28 Gabriel Dos Reis <gdr@integrable-solutions.net>
9083 * c-pretty-print.c (pp_c_constant): Handle COMPLEX_CST.
9085 2007-08-28 Richard Guenther <rguenther@suse.de>
9087 * tree.h (DECL_DISREGARD_INLINE_LIMITS): New.
9088 (struct tree_function_decl): Make function_code a bitfield.
9089 Add disregard_inline_limits flag.
9090 * cgraphunit.c (cgraph_process_new_functions): Check
9091 DECL_DISREGARD_INLINE_LIMITS instead of disregard_inline_limits_p.
9092 (cgraph_preserve_function_body_p): Likewise.
9093 * ipa-inline.c (compute_inline_parameters): Likewise.
9094 * c-decl.c (finish_function): Set DECL_DISREGARD_INLINE_LIMITS
9095 for GNU C extern inline functions.
9096 (merge_decls): Merge DECL_DISREGARD_INLINE_LIMITS.
9097 * tree-inline.c (disregard_inline_limits_p): Remove.
9098 * tree-inline.h (disregard_inline_limits_p): Likewise.
9099 * c-common.c (handle_always_inline_attribute): Set
9100 DECL_DISREGARD_INLINE_LIMITS.
9101 * langhooks.c (add_builtin_function): Verify the function code
9102 fits in the bitfield.
9104 2007-08-28 Mircea Namolaru <namolaru@il.ibm.com>
9105 Vladimir Yanovsky <yanov@il.ibm.com>
9106 Revital Eres <eres@il.ibm.com>
9107 Andrey Belevantsev <abel@ispras.ru>
9109 * config/spu/spu.md: Recognize doloop pattern when -fmodulo-sched
9111 * modulo-sched.c: Add documentation regarding do-loop.
9112 (doloop_register_get): Change number of arguments to support
9113 the new do-loop pattern and check whether COUNT_REG has no other
9114 occurences in the loop besides in the control part.
9115 (duplicate_insns_of_cycles): Do not duplicate the insn which
9116 changes count_reg as it is already adjusted.
9117 (generate_prolog_epilog): New argument to support the new
9118 do-loop pattern. Change the subtract instruction to use
9119 expand_simple_binop. Call duplicate_insns_of_cycles with new
9121 (sms_schedule): Call doloop_register_get and
9122 generate_prolog_epilog with new argument. Do not handle loops
9123 with single sets insns with subreg in their lhs.
9124 * loop-doloop.c (doloop_optimize): Support for another do-loop
9126 (doloop_condition_get): Gets an instruction instead of a pattern
9127 and change the return condition when the do-loop pattern is
9129 * ddg.c (create_ddg_dep_from_intra_loop_link): Handle only reg
9130 deps when considering to not create edges.
9132 2007-08-27 Alexandre Oliva <aoliva@redhat.com>
9134 * doc/extend.texi (gnu_inline funtion attribute): Document C++
9137 2007-08-27 Jason Merrill <jason@redhat.com>
9140 * gimplify.c (gimplify_modify_expr): Discard the assignment of
9141 zero-sized types after calling gimplify_modify_expr_rhs.
9143 2007-08-27 Sandra Loosemore <sandra@codesourcery.com>
9145 * regclass.c (init_reg_autoinc): Fix typo.
9147 2007-08-27 Daniel Berlin <dberlin@dberlin.org>
9149 Fix PR tree-optimization/33173
9150 * tree-ssa-alias.c (find_used_portions): Fix reversed test.
9152 2007-08-27 H.J. Lu <hongjiu.lu@intel.com>
9155 * config/i386/i386.h (VALID_DFP_MODE_P): New.
9156 * config/i386/i386.c (ix86_hard_regno_mode_ok): Allow DFP in
9159 2007-08-27 Sandra Loosemore <sandra@codesourcery.com>
9160 David Ung <davidu@mips.com>
9161 Nigel Stephens <nigel@mips.com>
9163 Separate target-specific initialization from general
9164 back-end initialization.
9166 * toplev.c (init_alignments): New, split out from...
9167 (process_options): ...here.
9168 (backend_init_target): New, split out from...
9169 (backend_init): ...here.
9170 (lang_dependent_init_target): New, split out from...
9171 (lang_dependent_init): ...here.
9172 (target_reinit): New.
9173 * toplev.h (target_reinit): Declare.
9174 * expr.c (init_expr_target): Renamed from init_expr_once, since it
9175 now can be called more than once. Update comments.
9176 * expr.h (init_expr_target): Likewise.
9177 * alias.c (init_alias_target): Renamed from init_alias_once, since it
9178 now can be called more than once. Explicitly zero
9179 static_reg_base_value.
9180 * emit-rtl.c (init_emit_regs): New, split out from...
9181 (init_emit_once): Here.
9182 * regclass.c (initial_fixed_regs, initial_call_used_regs): Make
9183 non-const, so that changes from command-line arguments can overwrite
9184 values provided by the static initializers.
9185 (initial_call_really_used_regs): New, used similarly to the above.
9186 (initial_reg_names): Likewise.
9187 (last_mode_for_init_move_cost): Promoted function-local static to
9188 file-scope static to make it accessible outside init_move_cost.
9189 (init_reg_sets): Do not initialize fixed_regs and call_used_regs yet.
9190 Do not initialize inv_reg_alloc_order yet, either. Do initialize
9191 reg_names since it is needed for parsing command-line options.
9192 (init_move_cost): Use last_mode_for_init_move_cost instead of
9193 function-local static.
9194 (init_reg_sets_1): Initialize fixed_regs, call_used_regs, and
9195 call_really_used_regs now. Reinitialize reg_names. Also
9196 initialize inv_reg_alloc_order. Zero reg_class_subunion and
9197 reg_class_superunion. Clear losing_caller_save_reg_set.
9198 Preserve global registers if called more than once. Reset
9199 move cost, may_move_in_cost, may_move_out_cost, and
9200 last_mode_for_init_move_cost.
9201 (init_reg_modes_target): Renamed from init_reg_modes_once, since it
9202 can now be invoked more than once. Update comments.
9203 (init_regs): Update comments.
9204 (fix_register): Update initial_fixed_regs, initial_call_used_regs,
9205 and initial_call_really_used_regs, instead of the non-initial
9206 variables. This allows us to save the command-line register settings
9207 after target reinitialization.
9208 (init_reg_autoinc): Zero forbidden_inc_dec_classes.
9209 * rtl.h (init_emit_regs): Declare.
9210 (init_reg_modes_target, init_alias_target): Renamed as described
9212 * reload1.c (init_reload): Update comments.
9213 * optabs.c (init_optabs): Likewise.
9214 * cfgloopanal.c (init_set_costs): Explicitly zero target_avail_regs.
9216 2007-08-26 Chao-ying Fu <fu@mips.com>
9218 * rtl.h (XCNMPFV): Preserve const-ness of parameters through use of
9221 2007-08-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9223 * alias.c (memory_modified_1, memory_modified_in_insn_p):
9225 * basic-block.h (tree_predicted_by_p, rtl_predicted_by_p):
9227 * bb-reorder.c (copy_bb_p): Likewise.
9228 * cfghooks.c (can_remove_branch_p, can_merge_blocks_p,
9229 predicted_by_p, can_duplicate_block_p, block_ends_with_call_p,
9230 block_ends_with_condjump_p): Likewise.
9231 * cfghooks.h (can_remove_branch_p, can_merge_blocks_p,
9232 predicted_by_p, can_duplicate_block_p, block_ends_with_call_p,
9233 block_ends_with_condjump_p): Likewise.
9234 * cfglayout.c (cfg_layout_can_duplicate_bb_p): Likewise.
9235 * cfgrtl.c (can_delete_note_p, can_delete_label_p,
9236 rtl_can_merge_blocks, cfg_layout_can_merge_blocks_p,
9237 rtl_block_ends_with_call_p, rtl_block_ends_with_condjump_p,
9238 need_fake_edge_p, rtl_can_remove_branch_p): Likewise.
9239 * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Use
9240 debug_true_const_tree instad of debug_true_tree.
9241 * debug.c (do_nothing_debug_hooks): Likewise.
9242 * debug.h (ignore_block, debug_true_const_tree): Constify.
9243 * dwarf2out.c (stack_adjust_offset, clobbers_queued_reg_save,
9244 dwarf2out_ignore_block, is_pseudo_reg, is_tagged_type,
9245 decl_ultimate_origin, block_ultimate_origin, lookup_decl_loc,
9246 same_dw_val_p, add_ranges, is_subrange_type, type_is_enum,
9247 dbx_reg_number, is_based_loc, field_type,
9248 simple_type_align_in_bits, simple_decl_align_in_bits,
9249 simple_type_size_in_bits, field_byte_offset, insert_float,
9250 type_tag, member_declared_type, is_redundant_typedef,
9251 secname_for_decl, is_inlined_entry_point): Likewise.
9252 * emit-rtl.c (const_next_insn, const_previous_insn,
9253 const_next_nonnote_insn, const_prev_nonnote_insn,
9254 const_next_real_insn, const_prev_real_insn,
9255 const_next_active_insn, const_prev_active_insn, const_next_label,
9256 const_prev_label): Likewise.
9257 * except.h (lookup_stmt_eh_region_fn, lookup_stmt_eh_region):
9259 * haifa-sched.c (may_trap_exp, haifa_classify_insn,
9260 find_set_reg_weight, no_real_insns_p, find_set_reg_weight,
9261 sched_insn_is_legitimate_for_speculation_p): Likewise.
9262 * jump.c (reversed_comparison_code_parts,
9263 reversed_comparison_code, reversed_comparison, condjump_label):
9265 * predict.c (rtl_predicted_by_p, tree_predicted_by_p): Likewise.
9266 * reg-stack.c (stack_regs_mentioned_p, stack_regs_mentioned):
9268 * rtl.h (const_previous_insn, const_next_insn,
9269 const_prev_nonnote_insn, const_next_nonnote_insn,
9270 const_prev_real_insn, const_next_real_insn,
9271 const_prev_active_insn, const_next_active_insn, const_prev_label,
9272 const_next_label, modified_between_p, modified_in_p,
9273 const_note_storeskeep_with_call_p, condjump_label,
9274 reversed_comparison, reversed_comparison_code,
9275 reversed_comparison_code_parts, memory_modified_in_insn_p,
9276 stack_regs_mentioned): Likewise.
9277 * rtlanal.c (modified_between_p, modified_in_p, const_note_stores,
9278 keep_with_call_p): Likewise.
9279 * sched-deps.c (deps_may_trap_p, sched_get_condition,
9280 conditions_mutex_p, sched_insns_conditions_mutex_psd_next_list,
9281 sd_lists_size, sd_lists_empty_p): Likewise.
9282 * sched-int.h (sched_insns_conditions_mutex_p,
9283 haifa_classify_insn, no_real_insns_p,
9284 sched_insn_is_legitimate_for_speculation_p, sd_next_list,
9285 sd_lists_size, sd_lists_empty_p): Likewise.
9286 * sdbout.c (sdb_debug_hooks): Likewise.
9287 * tree-cfg.c (tree_can_merge_blocks_p, is_ctrl_altering_stmt,
9288 stmt_ends_bb_p, tree_can_remove_branch_p, tree_can_duplicate_bb_p,
9289 -tree_block_ends_with_call_p, tree_block_ends_with_condjump_p):
9291 * tree-eh.c (lookup_stmt_eh_region_fn, lookup_stmt_eh_region,
9292 tree_can_throw_internal): Likewise.
9293 * tree-flow-inline.h (phi_nodes): Likewise.
9294 * tree-flow.h (phi_nodesstmt_ends_bb_p, is_ctrl_altering_stmt,
9295 tree_can_throw_internal, lookup_stmt_eh_region): Likewise.
9296 * tree-gimple.c (const_get_call_expr_in): Likewise.
9297 * tree-gimple.h (const_get_call_expr_in): Likewise.
9298 * tree.c (const_lookup_attribute, attribute_list_equal,
9299 attribute_list_contained): Likewise.
9300 * tree.h (attribute_list_equal, attribute_list_contained,
9301 const_lookup_attribute): Likewise.
9302 * vmsdbgout.c (vmsdbgout_ignore_block): Likewise.
9304 2007-08-26 Bernhard Fischer <aldot@gcc.gnu.org>
9306 * tree-ssa-sccvn.c, tree-ssa-sccvn.h, tree-vn.c,
9307 tree-ssa-pre.c: Remove unnecessary trailing whitespace.
9309 2007-08-26 H.J. Lu <hongjiu.lu@intel.com>
9312 * config/alpha/constraints.md: Delete "svn:mime-type" property
9313 with svn propdel "svn:mime-type".
9315 2007-08-26 H.J. Lu <hongjiu.lu@intel.com>
9318 * ifcvt.c (noce_get_alt_condition): Make sure that the previous
9319 non NOTE insn doesn't cross basic block.
9320 (noce_try_abs): Likewise.
9321 (noce_process_if_block): Likewise.
9323 2007-08-26 David Edelsohn <edelsohn@gnu.org>
9326 * config/rs6000/predicates.md (offsettable_mem_operand): Memory
9327 operand without auto-inc-dec.
9328 * config/rs6000/rs6000.md (floatsidf2_internal): Use
9329 offsettable_mem_operand.
9330 (floatunssidf2_internal): Same.
9331 (fix_truncdfsi2_internal): Same.
9332 (floatsidf_ppc64): Same.
9333 (floatunssidf_ppc64): Same.
9334 (fix_trunctfsi2_internal): Same.
9336 2007-08-26 Bernhard Fischer <aldot@gcc.gnu.org>
9339 * Makefile.in (libbackend.o): Add gcov-iov.h dependency and
9340 pass defines needed for version.c.
9342 2007-08-25 Joseph Myers <joseph@codesourcery.com>
9344 * configure.ac (--debug-prefix-map check): Change assembler
9345 version presumed to have feature to 2.18.
9346 * configure: Regenerate.
9348 2007-08-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9350 * c-common.c (vector_types_convertible_p,
9351 decl_with_nonnull_addr_p, c_promoting_integer_type_p,
9352 self_promoting_args_p): Constify.
9353 * c-common.h (has_c_linkage, decl_with_nonnull_addr_p,
9354 c_promoting_integer_type_p, self_promoting_args_p,
9355 anon_aggr_type_p, vector_types_convertible_p): Likewise.
9356 * c-decl.c (anon_aggr_type_p): Likewise.
9357 * * c-dump.c (dump_stmt): Likewise.
9358 * c-objc-common.c (has_c_linkage): Likewise.
9359 * c-tree.h (same_translation_unit_p): Likewise.
9360 * c-typeck.c (null_pointer_constant_p,
9361 tagged_types_tu_compatible_p, function_types_compatible_p,
9362 type_lists_compatible_p, lvalue_or_else, lvalue_p,
9363 comptypes_internal, struct tagged_tu_seen_cache,
9364 same_translation_unit_p, alloc_tagged_tu_seen_cache,
9365 c_size_in_bytes): Likewise.
9366 * ggc-common.c (compare_ptr_data, hash_descriptor, eq_descriptor,
9367 hash_ptr, eq_ptr): Likewise.
9368 * langhooks-def.h (lhd_decl_ok_for_sibcall,
9369 LANG_HOOKS_OMP_PRIVATIZE_BY_REFERENCE): Likewise.
9370 * langhooks.c (lhd_decl_ok_for_sibcall): Likewise.
9371 * langhooks.h (ok_for_sibcall, omp_privatize_by_reference):
9373 * optabs.c (optab_for_tree_code): Likewise.
9374 * optabs.h (optab_for_tree_code): Likewise.
9375 * rtl.h (simplify_rtx): Likewise.
9376 * simplify-rtx.c (simplify_rtx): Likewise.
9377 * tree-dump.c (queue, queue_and_dump_index, queue_and_dump_type,
9378 dump_flag, dump_node): Likewise.
9379 * tree-dump.h (struct dump_info, dump_stmt, queue_and_dump_index,
9380 queue_and_dump_type, dump_flag): Likewise.
9381 * tree-flow.h (vect_can_force_dr_alignment_p): Likewise.
9382 * tree-pass.h (dump_node): Likewise.
9383 * tree-vectorizer.c (vect_can_force_dr_alignment_p,
9384 supportable_narrowing_operation): Likewise.
9385 * tree-vectorizer.h (vect_can_force_dr_alignment_p,
9386 supportable_narrowing_operation): Likewise.
9387 * tree-vrp.c (needs_overflow_infinity, supports_overflow_infinity,
9388 is_negative_overflow_infinity, is_positive_overflow_infinity,
9389 is_overflow_infinity, vrp_val_is_max, vrp_val_is_min,
9390 nonnull_arg_p, get_value_range, vrp_operand_equal_p,
9391 update_value_range, add_equivalence, ssa_name_nonnegative_p,
9392 ssa_name_nonzero_p, fp_predicate): Likewise.
9393 * tree.c (auto_var_in_fn_p, empty_body_p): Likewise.
9394 * tree.h (empty_body_p, auto_var_in_fn_p, ssa_name_nonzero_p,
9395 ssa_name_nonnegative_p): Likewise.
9397 2007-08-25 Hans Kester <hans.kester@ellips.nl>
9399 * config.gcc : Add x86_64-elf target.
9401 2007-08-25 Jakub Jelinek <jakub@redhat.com>
9403 * expr.c (store_expr): Fix order of store_by_pieces arguments.
9405 2007-08-24 Sandra Loosemore <sandra@codesourcery.com>
9406 Nigel Stephens <nigel@mips.com>
9410 * doc/tm.texi (SET_RATIO, SET_BY_PIECES_P): Document new macros.
9411 (STORE_BY_PIECES_P): No longer applies to __builtin_memset.
9412 * expr.c (SET_BY_PIECES_P): Define.
9413 (can_store_by_pieces, store_by_pieces): Add MEMSETP argument; use
9414 it to decide whether to use SET_BY_PIECES_P or STORE_BY_PIECES_P.
9415 (store_expr): Pass MEMSETP argument to can_store_by_pieces and
9417 * expr.h (SET_RATIO): Define.
9418 (can_store_by_pieces, store_by_pieces): Update prototypes.
9419 * builtins.c (expand_builtin_memcpy): Pass MEMSETP argument to
9420 can_store_by_pieces/store_by_pieces.
9421 (expand_builtin_memcpy_args): Likewise.
9422 (expand_builtin_strncpy): Likewise.
9423 (expand_builtin_memset_args): Likewise. Also remove special case
9424 for optimize_size so that can_store_by_pieces/SET_BY_PIECES_P can
9425 decide what to do instead.
9426 * value-prof.c (tree_stringops_transform): Pass MEMSETP argument
9427 to can_store_by_pieces.
9429 * config/sh/sh.h (SET_BY_PIECES_P): Clone from STORE_BY_PIECES_P.
9430 * config/s390/s390.h (SET_BY_PIECES_P): Likewise.
9432 * config/mips/mips.opt (mmemcpy): Change from Var to Mask.
9433 * config/mips/mips.c (override_options): Make -Os default to -mmemcpy.
9434 * config/mips/mips.h (MIPS_CALL_RATIO): Define.
9435 (MOVE_RATIO, CLEAR_RATIO, SET_RATIO): Define.
9436 (STORE_BY_PIECES_P): Define.
9438 2007-08-24 Tom Tromey <tromey@redhat.com>
9440 * varpool.c (varpool_last_needed_node): Fix comment typo.
9441 * c-decl.c (duplicate_decls): Fix comment typo.
9442 (clone_underlying_type): Update comment.
9444 2007-08-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9446 * config/alpha/alpha.c (alpha_mangle_type, decl_has_samegp,
9447 alpha_in_small_data_p, alpha_split_complex_arg,
9448 alpha_stdarg_optimize_hook, TARGET_ASM_CAN_OUTPUT_MI_THUNK):
9450 * config/arm/arm-protos.h (arm_mangle_type): Likewise.
9451 * config/arm/arm.c (arm_comp_type_attributes, arm_mangle_type):
9453 * config/bfin/bfin.c (funkind, bfin_comp_type_attributes,
9454 TARGET_ASM_CAN_OUTPUT_MI_THUNK): Likewise.
9455 * config/darwin-protos.h (darwin_binds_local_p): Likewise.
9456 * config/darwin.c (darwin_binds_local_p): Likewise.
9457 * config/frv/frv.c (frv_string_begins_with, frv_in_small_data_p):
9459 * config/i386/i386-protos.h (i386_pe_binds_local_p,
9460 i386_pe_valid_dllimport_attribute_p): Likewise.
9461 * config/i386/i386.c (ix86_function_regparm,
9462 ix86_comp_type_attributes, ix86_ms_bitfield_layout_p,
9463 x86_can_output_mi_thunk, ix86_mangle_type,
9464 TARGET_USE_BLOCKS_FOR_CONSTANT_P): Likewise.
9465 * config/i386/winnt.c (i386_pe_valid_dllimport_attribute_p,
9466 i386_pe_binds_local_p): Likewise.
9467 * config/ia64/ia64.c
9468 (ia64_first_cycle_multipass_dfa_lookahead_guard_spec,
9469 ia64_needs_block_p, ia64_in_small_data_p, ia64_mangle_type,
9470 ia64_invalid_conversion, ia64_invalid_unary_op,
9471 ia64_invalid_binary_op, TARGET_ASM_CAN_OUTPUT_MI_THUNK):
9473 * config/m32c/m32c.c (m32c_comp_type_attributes): Likewise.
9474 * config/m32r/m32r.c (m32r_in_small_data_p): Likewise.
9475 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Likewise.
9476 * config/mips/mips.c (mips_use_blocks_for_constant_p,
9477 mips_in_small_data_p, mips_use_anchors_for_symbol_p,
9478 mips_comp_type_attributes, TARGET_ASM_CAN_OUTPUT_MI_THUNK,
9479 mips_near_type_p, mips_far_type_p, mips_global_symbol_p,
9480 mips_symbol_binds_local_p, mips_classify_symbol): Likewise.
9481 * config/pa/pa.c (pa_commutative_p): Likewise.
9482 * config/rs6000/rs6000-protos.h (rs6000_elf_in_small_data_p):
9484 * config/rs6000/rs6000.c (rs6000_invalid_within_doloop,
9485 rs6000_ms_bitfield_layout_p, rs6000_mangle_type,
9486 rs6000_use_blocks_for_constant_p,
9487 rs6000_vector_alignment_reachable, rs6000_is_opaque_type,
9488 invalid_arg_for_unprototyped_fn, TARGET_ASM_CAN_OUTPUT_MI_THUNK,
9489 TARGET_SPLIT_COMPLEX_ARG, rs6000_elf_in_small_data_p): Likewise.
9490 * config/s390/s390.c (s390_mangle_type,
9491 TARGET_ASM_CAN_OUTPUT_MI_THUNK, TARGET_INVALID_WITHIN_DOLOOP):
9493 * config/score/score.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK,
9494 th_in_small_data_p): Likewise.
9495 * config/sh/sh.c (sh_ms_bitfield_layout_p,
9496 sh_dwarf_calling_convention, TARGET_ASM_CAN_OUTPUT_MI_THUNK):
9498 * config/sparc/sparc.c (sparc_can_output_mi_thunk,
9499 sparc_mangle_type): Likewise.
9500 * config/spu/spu.c (spu_vector_alignment_reachable): Likewise.
9501 * config/xtensa/xtensa.c (TARGET_SPLIT_COMPLEX_ARG): Likewise.
9502 * emit-rtl.c (const_fixed_htab_hash, const_fixed_htab_eq):
9504 * hooks.c (hook_bool_mode_const_rtx_false,
9505 hook_bool_mode_const_rtx_true,
9506 hook_bool_const_tree_hwi_hwi_const_tree_false,
9507 hook_bool_const_tree_hwi_hwi_const_tree_true,
9508 hook_int_const_tree_0, hook_int_const_tree_const_tree_1,
9509 hook_constcharptr_const_tree_null,
9510 hook_constcharptr_const_rtx_null,
9511 hook_constcharptr_const_tree_const_tree_null,
9512 hook_constcharptr_int_const_tree_null,
9513 hook_constcharptr_int_const_tree_const_tree_null): New.
9514 (hook_bool_mode_rtx_false, hook_bool_mode_rtx_true,
9515 hook_bool_tree_hwi_hwi_tree_false,
9516 hook_bool_tree_hwi_hwi_tree_true, hook_int_tree_0,
9517 hook_int_tree_tree_1, hook_constcharptr_tree_null,
9518 hook_constcharptr_rtx_null, hook_constcharptr_tree_tree_null,
9519 hook_constcharptr_int_tree_null,
9520 hook_constcharptr_int_tree_tree_null): Delete.
9521 (default_can_output_mi_thunk_no_vcall): Constify.
9522 * hooks.h (hook_bool_mode_rtx_false, hook_bool_mode_rtx_true,
9523 hook_bool_tree_hwi_hwi_tree_false,
9524 hook_bool_tree_hwi_hwi_tree_true, hook_int_tree_0,
9525 hook_int_tree_tree_1, hook_constcharptr_tree_null,
9526 hook_constcharptr_rtx_null, hook_constcharptr_tree_tree_null,
9527 hook_constcharptr_int_tree_null,
9528 hook_constcharptr_int_tree_tree_null): Delete.
9529 (hook_bool_mode_const_rtx_false, hook_bool_mode_const_rtx_true,
9530 hook_bool_const_tree_hwi_hwi_const_tree_false,
9531 hook_bool_const_tree_hwi_hwi_const_tree_true,
9532 hook_int_const_tree_0, hook_int_const_tree_const_tree_1,
9533 hook_constcharptr_const_tree_null,
9534 hook_constcharptr_const_rtx_null,
9535 hook_constcharptr_const_tree_const_tree_null,
9536 hook_constcharptr_int_const_tree_null,
9537 hook_constcharptr_int_const_tree_const_tree_null): New.
9538 (default_can_output_mi_thunk_no_vcall): Constify.
9539 * integrate.c (function_attribute_inlinable_p): Likewise.
9540 * integrate.h (function_attribute_inlinable_p): Likewise.
9541 * jump.c (rtx_renumbered_equal_p): Likewise.
9542 * output.h (decl_readonly_section, categorize_decl_for_section,
9543 default_use_anchors_for_symbol_p, default_binds_local_p,
9544 default_binds_local_p_1): Likewise.
9545 * rtl.h (rtx_renumbered_equal_p, decl_default_tls_model):
9547 * target-def.h (TARGET_ASM_CAN_OUTPUT_MI_THUNK,
9548 TARGET_VALID_DLLIMPORT_ATTRIBUTE_P, TARGET_VECTOR_OPAQUE_P,
9549 TARGET_COMMUTATIVE_P, TARGET_USE_BLOCKS_FOR_CONSTANT_P,
9550 TARGET_COMP_TYPE_ATTRIBUTES,
9551 TARGET_FUNCTION_ATTRIBUTE_INLINABLE_P,
9552 TARGET_MS_BITFIELD_LAYOUT_P, TARGET_MANGLE_TYPE,
9553 TARGET_IN_SMALL_DATA_P, TARGET_INVALID_CONVERSION,
9554 TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP,
9555 TARGET_DWARF_CALLING_CONVENTION): Likewise.
9556 * target.h (can_output_mi_thunk, needs_block_p,
9557 first_cycle_multipass_dfa_lookahead_guard_spec,
9558 vector_alignment_reachable, comp_type_attributes,
9559 function_attribute_inlinable_p, ms_bitfield_layout_p, mangle_type,
9560 commutative_p, use_blocks_for_constant_p,
9561 use_anchors_for_symbol_p, in_small_data_p, binds_local_p,
9562 vector_opaque_p, dwarf_calling_convention, stdarg_optimize_hook,
9563 invalid_within_doloop, valid_dllimport_attribute_p,
9564 split_complex_arg, invalid_arg_for_unprototyped_fn,
9565 invalid_conversion, invalid_unary_op, invalid_binary_op):
9567 * targhooks.c (default_invalid_within_doloop,
9568 hook_invalid_arg_for_unprototyped_fn,
9569 default_builtin_vector_alignment_reachable): Likewise.
9570 (hook_bool_rtx_commutative_p): Delete.
9571 (hook_bool_const_rtx_commutative_p): New.
9572 * targhooks.h (default_invalid_within_doloop,
9573 default_builtin_vector_alignment_reachable,
9574 hook_invalid_arg_for_unprototyped_fn): Constify.
9575 (hook_bool_rtx_commutative_p): Delete.
9576 (hook_bool_const_rtx_commutative_p): New.
9577 * varasm.c (bss_initializer_p, decl_default_tls_model,
9578 categorize_decl_for_section, decl_readonly_section,
9579 default_use_anchors_for_symbol_p, default_binds_local_p,
9580 default_binds_local_p_1): Constify.
9582 2007-08-24 Jie Zhang <jie.zhang@analog.com>
9584 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
9585 __NO_BUILTIN if -fno-builtin.
9587 2007-08-24 Jie Zhang <jie.zhang@analog.com>
9589 * config/bfin/bfin.c (print_operand): Report error instead of
9590 ICE for wrong operand.
9592 2007-08-24 Michael Matz <matz@suse.de>
9594 * Makefile.in (GTFILES_H): Use $(patsubst) instead of $(subst).
9596 2007-08-24 Richard Guenther <rguenther@suse.de>
9599 * tree-ssa.c (useless_type_conversion_p): Split into a
9600 recursive and a non-recursive part.
9601 (useless_type_conversion_p_1): New function.
9602 * tree-ssa-ccp.c (fold_stmt_r): Make sure that the result
9603 from maybe_fold_offset_to_reference is trivially convertible
9604 to the desired type before doing the simplification.
9606 2007-08-24 Jakub Jelinek <jakub@redhat.com>
9608 * expr.c (store_expr): Optimize initialization of an array
9610 * expr.h (builtin_strncpy_read_str): New prototype.
9611 * builtins.c (builtin_strncpy_read_str): Remove prototype.
9614 2007-08-24 Uros Bizjak <ubizjak@gmail.com>
9617 * ifcvt.c (noce_find_if_block): Do not clear if_info.cond_earliest
9618 field when initializing if_info structure.
9620 2007-08-24 Richard Guenther <rguenther@suse.de>
9622 * Makefile.in (tree-inline.o): Add $(TARGET_H) and $(INTEGRATE_H)
9624 * c-objc-common.c (c_cannot_inline_tree_fn): Remove.
9625 * langhooks.c (lhd_tree_inlining_cannot_inline_tree_fn): Likewise.
9626 * tree-inline.c (inlinable_function_p): Fold in common parts of
9627 the cannot_inline_tree_fn langhook.
9628 * langhooks-def.h (lhd_tree_inlining_cannot_inline_tree_fn): Remove.
9629 (LANG_HOOKS_TREE_INLINING_CANNOT_INLINE_TREE_FN): Likewise.
9630 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove initializer for
9631 cannot_inline_tree_fn langhook.
9632 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove
9633 cannot_inline_tree_fn member.
9635 2007-08-24 Richard Guenther <rguenther@suse.de>
9637 * expr.c (get_inner_reference): Do computation of bitoffset
9638 from offset in a way we can detect overflow reliably.
9640 2007-08-24 Jie Zhang <jie.zhang@analog.com>
9642 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define for uClibc.
9644 2007-08-24 Jie Zhang <jie.zhang@analog.com>
9646 * config/bfin/bfin.opt (mfast-fp): Add.
9647 * config/bfin/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Let
9648 libbffastfp override libgcc if -mfast-fp.
9649 * config/bfin/bfin.h (LINK_GCC_C_SEQUENCE_SPEC): Likewise.
9650 * doc/invoke.texi (Option Summary): Mention -mfast-fp.
9651 (Blackfin Options): Document -mfast-fp.
9653 2007-08-24 Jakub Jelinek <jakub@redhat.com>
9655 PR tree-optimization/32573
9657 * tree-data-ref.c (initialize_data_dependence_relation): Clear
9658 DDR_SUBSCRIPTS, DDR_DIR_VECTS and DDR_DIST_VECTS at the beginning.
9659 (finalize_ddr_dependent): Clear DDR_SUBSCRIPTS after freeing it.
9660 (build_classic_dist_vector): Return false rather than true if
9661 DDR_ARE_DEPENDENT is non-NULL at the beginning. Return false
9662 if either subscript_dependence_tester_1 or build_classic_dist_vector_1
9663 returned false. Don't call save_dist_v before calling
9664 build_classic_dist_vector_1.
9665 (free_dependence_relation): Don't guard freeing DDR_SUBSCRIPTS
9666 with NULL DDR_ARE_DEPENDENT. Also free DDR_DIST_VECTS and/or
9667 DDR_DIR_VECTS vectors.
9669 2007-08-23 Brian Sidebotham <brian.sidebotham@gmail.com>
9671 * configure.ac (leb128): Modify sed statement to work with any
9672 binutils version string.
9673 * configure: Regenerate
9675 2007-08-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9677 * config/arc/arc-protos.h arc_select_cc_mode, gen_compare_reg):
9678 Wrap in RTX_CODE macro guard.
9679 * config/arm/pe.c (arm_dllexport_p, arm_dllimport_p,
9680 arm_dllexport_name_p, arm_dllimport_name_p, arm_mark_dllexport,
9681 arm_mark_dllimport, arm_pe_encode_section_info,
9682 arm_pe_unique_section): Use ISO-C function declarations.
9683 * config/c4x/c4x-c.c (c4x_parse_pragma, c4x_pr_CODE_SECTION,
9684 c4x_pr_DATA_SECTION, c4x_pr_FUNC_IS_PURE,
9685 c4x_pr_FUNC_NEVER_RETURNS, c4x_pr_INTERRUPT, c4x_pr_ignored):
9687 * config/iq2000/iq2000.h (ASM_OUTPUT_SKIP): Fix format warning.
9688 * config/m68hc11/m68hc11.h (ASM_OUTPUT_EXTERNAL): Undef before
9690 * config/mips/mips.h (ASM_DECLARE_OBJECT_NAME): Fix format
9692 * config/mn10300/mn10300.h (OUTPUT_ADDR_CONST_EXTRA): Likewise.
9693 * config/pdp11/pdp11.c (pdp11_output_function_epilogue): Likewise.
9694 (register_move_cost): Use ISO-C function declarations.
9695 * config/pdp11/pdp11.h (PRINT_OPERAND): Fix format warnings.
9696 * config/score/score-protos.h (score_declare_object): Add
9698 * config/score/score.h (ASM_DECLARE_OBJECT_NAME): Fix format
9700 * final.c (profile_function): Avoid empty if-bodies.
9703 * calls.c (must_pass_in_stack_var_size,
9704 must_pass_in_stack_var_size_or_pad): Constify.
9705 * config/alpha/alpha-protos.h (function_value): Likewise.
9706 * config/alpha/alpha.c (alpha_return_in_memory,
9707 alpha_pass_by_reference, function_value,
9708 unicosmk_must_pass_in_stack, TARGET_PROMOTE_FUNCTION_ARGS,
9709 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES):
9711 * config/arc/arc.c (arc_return_in_memory, arc_pass_by_reference,
9712 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
9713 TARGET_PROMOTE_PROTOTYPES): Likewise.
9714 * config/arm/arm-protos.h (arm_return_in_memory,
9715 arm_pad_arg_upward, arm_function_value): Likewise.
9716 * config/arm/arm.c (arm_pass_by_reference,
9717 arm_promote_prototypes, arm_return_in_msb, arm_must_pass_in_stack,
9718 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
9719 arm_function_value, arm_return_in_memory, arm_pad_arg_upward):
9721 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
9722 * config/avr/avr-protos.h (avr_function_value): Likewise.
9723 * config/avr/avr.c (avr_return_in_memory,
9724 gas_output_limited_string, gas_output_ascii, avr_function_value,
9725 avr_return_in_memory): Likewise.
9726 * config/bfin/bfin-protos.h (bfin_return_in_memory): Likewise.
9727 * config/bfin/bfin.c (bfin_pass_by_reference,
9728 bfin_return_in_memory, TARGET_PROMOTE_PROTOTYPES,
9729 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN):
9731 * config/cris/cris.c (cris_pass_by_reference,
9732 TARGET_PROMOTE_FUNCTION_ARGS): Likewise.
9733 * config/crx/crx.c (crx_return_in_memory): Likewise.
9734 * config/darwin.c (function_base, machopic_function_base_name):
9736 * config/fr30/fr30.c (fr30_must_pass_in_stack,
9737 TARGET_PROMOTE_PROTOTYPES): Likewise.
9738 * config/frv/frv.c (frv_must_pass_in_stack): Likewise.
9739 * config/h8300/h8300.c (h8300_return_in_memory): Likewise.
9740 * config/i386/i386-protos.h (ix86_return_in_memory,
9741 ix86_sol10_return_in_memory): Likewise.
9742 * config/i386/i386.c (ix86_function_value,
9743 ix86_function_sseregparm, ix86_must_pass_in_stack,
9744 type_natural_mode, classify_argument, examine_argument,
9745 construct_container, ix86_pass_by_reference, function_value_32,
9746 function_value_64, ix86_function_value_1, return_in_memory_32,
9747 return_in_memory_64, return_in_memory_ms_64,
9748 ix86_return_in_memory, ix86_sol10_return_in_memory,
9749 TARGET_PROMOTE_PROTOTYPES): Likewise.
9750 * config/ia64/ia64-protos.h (ia64_function_value,
9751 ia64_hpux_function_arg_padding): Likewise.
9752 * config/ia64/ia64.c (hfa_element_mode, ia64_return_in_memory,
9753 ia64_function_value, bundle_state_hash, bundle_state_eq_p,
9754 ia64_hpux_function_arg_padding): Likewise.
9755 * config/iq2000/iq2000-protos.h (function_arg,
9756 iq2000_function_value): Likewise.
9757 * config/iq2000/iq2000.c (iq2000_return_in_memory,
9758 iq2000_pass_by_reference, TARGET_PROMOTE_FUNCTION_ARGS,
9759 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
9760 function_arg, iq2000_function_value): Likewise.
9761 * config/m32c/m32c-protos.h (m32c_function_value,
9762 m32c_promote_function_return): Likewise.
9763 * config/m32c/m32c.c (m32c_pass_by_reference,
9764 m32c_promote_prototypes, m32c_promote_function_return,
9765 m32c_function_value): Likewise.
9766 * config/m32r/m32r.c (m32r_return_in_memory,
9767 m32r_pass_by_reference, TARGET_PROMOTE_PROTOTYPES,
9768 m32r_in_small_data_p): Likewise.
9769 * config/m68hc11/m68hc11-protos.h (m68hc11_function_arg_padding):
9771 * config/m68hc11/m68hc11.c (m68hc11_return_in_memory,
9772 m68hc11_function_arg_padding): Likewise.
9773 * config/m68k/m68k-protos.h (m68k_function_value): Likewise.
9774 * config/m68k/m68k.c (TARGET_PROMOTE_PROTOTYPES,
9775 m68k_function_value): Likewise.
9776 * config/mcore/mcore-protos.h (mcore_num_arg_regs,
9777 mcore_function_value): Likewise.
9778 * config/mcore/mcore.c (handle_structs_in_regs,
9779 mcore_return_in_memory, TARGET_PROMOTE_FUNCTION_ARGS,
9780 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
9781 mcore_num_arg_regs, mcore_function_value): Likewise.
9782 * config/mips/mips-protos.h (mips_pad_arg_upward,
9783 mips_function_value): Likewise.
9784 * config/mips/mips.c (mips_fpr_return_fields, mips_return_in_msb,
9785 mips_return_in_memory, mips_pass_by_reference, mips_callee_copies,
9786 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
9787 TARGET_PROMOTE_PROTOTYPES, mips_pad_arg_upward,
9788 mips_function_value): Likewise.
9789 * config/mmix/mmix-protos.h (mmix_function_outgoing_value):
9791 * config/mmix/mmix.c (mmix_pass_by_reference,
9792 TARGET_PROMOTE_FUNCTION_ARGS, mmix_function_outgoing_value,
9793 mmix_encode_section_info): Likewise.
9794 * config/mn10300/mn10300-protos.h (mn10300_function_value):
9796 * config/mn10300/mn10300.c (mn10300_return_in_memory,
9797 mn10300_pass_by_reference, TARGET_PROMOTE_PROTOTYPES,
9798 mn10300_function_value): Likewise.
9799 * config/mt/mt-protos.h (mt_function_value): Likewise.
9800 * config/mt/mt.c (mt_pass_by_reference, mt_function_value,
9801 mt_pass_in_stack, TARGET_PROMOTE_PROTOTYPES): Likewise.
9802 * config/pa/pa-protos.h (function_arg_padding, function_value,
9803 pa_return_in_memory): Likewise.
9804 * config/pa/pa.c (pa_pass_by_reference,
9805 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
9806 function_arg_padding, function_value, pa_return_in_memory):
9808 * config/pdp11/pdp11.c (pdp11_return_in_memory): Likewise.
9809 * config/rs6000/rs6000-protos.h (rs6000_function_value,
9810 function_arg_padding): Likewise.
9811 * config/rs6000/rs6000.c (rs6000_return_in_memory,
9812 rs6000_darwin64_record_arg_recurse, rs6000_darwin64_record_arg,
9813 rs6000_pass_by_reference, rs6000_must_pass_in_stack,
9814 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
9815 function_arg_padding, altivec_expand_dst_builtin,
9816 altivec_expand_builtin, rs6000_expand_builtin, spe_init_builtins,
9817 altivec_init_builtins, rs6000_common_init_builtins,
9818 rs6000_function_value): Likewise.
9819 * s390/s390-protos.h (s390_function_value): Likewise.
9820 * config/s390/s390.c (s390_function_arg_size,
9821 s390_pass_by_reference, s390_return_in_memory,
9822 s390_function_value, TARGET_PROMOTE_FUNCTION_ARGS,
9823 TARGET_PROMOTE_FUNCTION_RETURN): Likewise.
9824 * config/score/score-protos.h (score_function_value): Likewise.
9825 * config/score/score.c (score_arg_partial_bytes,
9826 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
9827 TARGET_PROMOTE_PROTOTYPES, score_return_in_memory,
9828 score_pass_by_reference, score_add_offset, score_function_value):
9830 * config/sh/sh-protos.h (sh_attr_renesas_p,
9831 sh_promote_prototypes): Likewise.
9832 * config/sh/sh.c (sh_return_in_memory, sh_pass_by_reference,
9833 sh_callee_copies, sh_promote_prototypes, shcompact_byref,
9834 sh_attr_renesas_p): Likewise.
9835 * config/sparc/sparc-protos.h (function_value,
9836 function_arg_padding): Likewise.
9837 * config/sparc/sparc.c (sparc_promote_prototypes,
9838 sparc_return_in_memory, sparc_pass_by_reference,
9839 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
9840 function_arg_record_value_2, function_arg_record_value_1,
9841 function_arg_record_value, function_arg_record_value,
9842 function_arg_padding, function_value): Likewise.
9843 * config/spu/spu-protos.h (spu_function_value): Likewise.
9844 * config/spu/spu.c (spu_pass_by_reference, spu_return_in_memory,
9845 spu_function_value): Likewise.
9846 * config/stormy16/stormy16-protos.h (xstormy16_function_value):
9848 * config/stormy16/stormy16.c (xstormy16_return_in_memory,
9849 xstormy16_function_value, TARGET_PROMOTE_FUNCTION_ARGS,
9850 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES):
9852 * config/v850/v850.c (v850_return_in_memory,
9853 v850_pass_by_reference, TARGET_PROMOTE_PROTOTYPES): Likewise.
9854 * config/vax/vax.c (TARGET_PROMOTE_PROTOTYPES): Likewise.
9855 * config/xtensa/xtensa.c (xtensa_return_in_msb,
9856 xtensa_return_in_memory, TARGET_PROMOTE_FUNCTION_ARGS,
9857 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES):
9859 * explow.c (promote_mode, hard_function_value): Likewise.
9860 * expr.h (hard_function_value, promote_mode): Likewise.
9861 * function.c (aggregate_value_p): Likewise.
9862 * hooks.c (hook_bool_const_tree_true): New.
9863 * hooks.h (hook_bool_const_tree_true): New.
9864 * sdbout.c (SET_KNOWN_TYPE_TAG, plain_type_1): Constify.
9865 * target-def.h (TARGET_PROMOTE_FUNCTION_ARGS,
9866 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
9867 TARGET_RETURN_IN_MSB): Likewise.
9868 * target.h (promote_function_args, promote_function_return,
9869 promote_prototypes, return_in_memory, return_in_msb,
9870 pass_by_reference, must_pass_in_stack, callee_copies,
9871 function_value): Likewise.
9872 * targhooks.c (default_return_in_memory,
9873 hook_pass_by_reference_must_pass_in_stack,
9874 hook_callee_copies_named,
9875 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_false,
9876 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_true,
9877 default_function_value): Likewise.
9878 * targhooks.h (default_return_in_memory,
9879 hook_pass_by_reference_must_pass_in_stack,
9880 hook_callee_copies_named,
9881 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_false,
9882 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_true,
9883 default_function_value): Likewise.
9884 * tree-ssa-structalias.c (const_equiv_class_label_t): New.
9885 (equiv_class_label_hash, equiv_class_label_eq): Constify.
9886 * tree-vectorizer.c (bb_in_loop_p): Likewise.
9887 * tree.c (needs_to_live_in_memory): Likewise.
9888 * tree.h (struct tree_type, needs_to_live_in_memory,
9889 aggregate_value_p, must_pass_in_stack_var_size,
9890 must_pass_in_stack_var_size_or_pad): Likewise.
9891 * vmsdbgout.c (write_debug_addr, write_debug_delta4,
9892 write_debug_string, ASM_OUTPUT_DEBUG_STRING, write_rtnbeg,
9893 lookup_filename): Likewise.
9895 2007-08-23 Uros Bizjak <ubizjak@gmail.com>
9898 * config/i386/i386.c (ix86_expand_fp_compare): Expand fp comparison to
9899 fake fcomi i387 instruction for !TARGET_CMOVE.
9900 (ix86_expand_branch): Expand natural sequence with one jump for
9901 all targets, not only TARGET_CMOVE.
9902 * config/i386/i386.md (*cmpfp_0_cc): New define_insn_and_split
9903 pattern to implement fake fcomi sequence. Split instruction after
9904 reload to correct compare sequences.
9905 (*cmpfp_xf_cc): Ditto.
9906 (*cmpfp_<mode>_cc): Ditto.
9907 (*cmpfp_u_cc): Ditto.
9908 (*cmpfp_<mode>_cc): Ditto.
9910 2007-08-23 Richard Guenther <rguenther@suse.de>
9912 * tree-pretty-print.c (dump_generic_node): Annotate
9913 GIMPLE_MODIFY_STMTs with volatile ops with "{v}".
9915 2007-08-23 Richard Guenther <rguenther@suse.de>
9917 * builtins.c (expand_builtin_mathfn): Wrap argument in
9918 save_expr directly instead of re-building the call.
9919 (expand_builtin_mathfn_2): Likewise.
9920 (expand_builtin_mathfn_3): Likewise.
9921 (expand_builtin_interclass_mathfn): Likewise.
9922 (expand_builtin_int_roundingfn): Set arg.
9923 (expand_builtin_int_roundingfn_2): Likewise.
9925 2007-08-23 Paolo Bonzini <bonzini@gnu.org>
9927 * config/i386/sse.md (*sse_and<mode>3, *sse_ior<mode>3,
9928 *sse_nand<mode>3, *sse_xor<mode>3): New.
9930 2007-08-23 Uros Bizjak <ubizjak@gmail.com>
9932 * config/i386/i386.h (PRINT_OPERAND_PUNCT_VALID_P): Add ';' code.
9933 * config/i386/i386.c (print_operand): Handle ';' code. Output
9934 semicolon for TARGET_MACHO.
9935 * config/i386/sync.md (*sync_compare_and_swap<mode>): Use '%;' to
9936 emit semicolon after 'lock' prefix.
9937 (sync_double_compare_and_swap<mode>): Ditto.
9938 (*sync_double_compare_and_swapdi_pic): Ditto.
9939 (*sync_compare_and_swap_cc<mode>): Ditto.
9940 (sync_double_compare_and_swap_cc<mode>): Ditto.
9941 (*sync_double_compare_and_swap_ccdi_pic): Ditto.
9942 (sync_old_add<mode>): Ditto.
9943 (sync_add<mode>): Ditto.
9944 (sync_sub<mode>): Ditto.
9945 (sync_ior<mode>): Ditto.
9946 (sync_and<mode>): Ditto.
9947 (sync_xor<mode>): Ditto.
9949 2007-08-22 Chao-ying Fu <fu@mips.com>
9951 * rtl.c (rtx_code_size): Check CONST_FIXED to calcualte correct sizes
9953 (copy_rtx): Handle CONST_FIXED.
9954 (rtx_equal_p): Likewise.
9955 * rtl.h (fixed_value.h): New include.
9956 (rtx_def): Add a new field of fixed_value to u.
9957 (XCNMPFV): Define for accessing fixed_value.
9958 (CONST_FIXED_VALUE, CONST_FIXED_VALUE_HIGH, CONST_FIXED_VALUE_LOW):
9960 * rtl.def (CONST_FIXED): New constant.
9961 (SS_MULT, US_MULT, SS_DIV, US_DIV, FRACT_CONVERT,
9962 UNSIGNED_FRACT_CONVERT, SAT_FRACT, UNSIGNED_SAT_FRACT, US_NEG,
9963 US_ASHIFT): New codes.
9964 * doc/rtl.texi (Expressions): Document const_fixed, us_neg, ss_mult,
9965 us_mult, ss_div, us_div, us_ashift, fract_convert, sat_fract,
9966 unsigned_fract_convert, unsigned_sat_fract): Document them.
9967 * varasm.c (assemble_integer): Extend to support fixed-point constants
9968 by using different machine classes.
9969 (decode_addr_const): Handle FIXED_CST.
9970 (const_hash_1): Likewise.
9971 (compare_constant): Likewise.
9972 (copy_constant): Likewise.
9973 (const_rtx_hash_1): Handle CONST_FIXED.
9974 (output_constant_pool_2): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
9975 MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
9977 (initializer_constant_valid_p): Handle FIXED_CST.
9978 (output_constant): Support FIXED_POINT_TYPE.
9979 * gengenrtl.c (excluded_rtx): Check CONST_FIXED to exclude.
9980 * cse.c (hash_rtx): Support CONST_FIXED.
9981 (exp_equiv_p): Likewise.
9982 (cannon_reg): Likewise.
9983 (fold_rtx): Likewise.
9984 (equiv_constant): Likewise.
9985 (cse_process_notes_1): Likewise.
9986 (count_reg_usage): Likewise.
9987 * cselib.c (entry_and_rtx_equal_p): Check CONST_FIXED.
9988 (rtx_equal_for_cselib_p): Handle CONST_FIXED.
9989 (wrap_constant): Check CONST_FIXED.
9990 (cselib_hash_rtx): Support CONST_FIXED.
9991 (cselib_subst_to_values): Likewise.
9992 * df-scan.c (df_uses_record): Likewise.
9993 * gcse.c (want_to_gcse_p): Likewise.
9994 (oprs_unchanged_p): Likewise.
9995 (oprs_not_set_p): Likewise.
9996 (compute_transp): Likewise.
9997 (extract_mentioned_regs_helper): Likewise.
9998 * genemit.c (gen_exp): Likewise.
9999 * local-alloc.c (equiv_init_varies_p): Likewise.
10000 (contains_replace_regs): Likewise.
10001 (memref_referenced_p): Likewise.
10002 * loop-invariant.c (check_maybe_invariant): Likewise.
10003 (hash_invariant_expr_1): Likewise.
10004 (invariant_expr_equal_p): Likewise.
10005 * postreload-gcse.c (oprs_unchanged_p): Likewise.
10006 * regclass.c (reg_scan_mark_refs): Likewise.
10007 * regrename.c (scan_rtx): Likewise.
10008 * resource.c (mark_referenced_resources): Likewise.
10009 (mark_set_resources): Likewise.
10010 * rtlanal.c (rtx_unstable_p): Likewise.
10011 (rtx_varies_p): Likewise.
10012 (count_occurrences): Likewise.
10013 (reg_mentioned_p): Likewise.
10014 (modified_between_p): Likewise.
10015 (modified_in_p): Likewise.
10016 (volatile_insn_p): Likewise.
10017 (volatile_refs_p): Likewise.
10018 (side_effects_p): Likewise.
10019 (may_trap_p_1): Likewise.
10020 (inequality_comparisons_p): Likewise.
10021 (computed_jump_p_1): Likewise.
10022 (commutative_operand_precedence): Likewise.
10023 * sched-deps.c (sched_analyze_2): Likewise.
10024 * sched-vis.c (print_value): Likewise.
10025 * reload.c (operands_match_p): Likewise.
10026 (subst_reg_equivs): Likewise.
10027 * reload1.c (eliminate_regs_1): Likewise.
10028 (elimination_effects): Likewise.
10029 (scan_paradoxical_subregs): Likewise.
10030 * alias.c (rtx_equal_for_memref_p): Likewise.
10031 * Makefile.in (RTL_BASE_H): Add fixed-value.h.
10032 * emit-rtl.c (const_fixed_htab): New hash table.
10033 (const_fixed_htab_hash, const_fixed_htab_eq, lookup_const_fixed):
10035 (const_fixed_htab_hash, const_fixed_htab_eq, lookup_const_fixed,
10036 const_fixed_from_fixed_value): New functions.
10037 (verify_rtx_sharing): Handle CONST_FIXED.
10038 (copy_rtx_if_shared_1): Likewise.
10039 (reset_used_flags): Likewise.
10040 (set_used_flags): Likewise.
10041 (copy_insn_1): Likewise.
10042 (init_emit_once): Create const_fixed_htab.
10043 Store fixed-point scalar and vector zero and one to const_tiny_rtx.
10045 2007-08-22 Zdenek Dvorak <ook@ucw.cz>
10047 PR tree-optimization/32949
10048 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Test nowrap_type_p
10049 before failing for ivs with non-constant step.
10051 2007-08-22 Hans-Peter Nilsson <hp@axis.com>
10053 * doc/md.texi (Iterators): Renamed from Macros. All contents
10054 changed to reflect rename of respectively define_code_macro and
10055 define_mode_macro to define_code_iterator and define_mode_iterator.
10056 (Mode Iterators, Code Iterators): Similar.
10057 * read-rtl.c (struct iterator_group, struct iterator_traverse_data)
10058 (uses_mode_iterator_p, apply_mode_iterator, uses_code_iterator_p)
10059 (apply_iterator_to_string, uses_iterator_p, apply_iterator_traverse)
10060 (initialize_iterators, find_iterator, check_code_iterator)
10061 (map_attr_string, apply_mode_maps, apply_iterator_to_rtx, add_mapping)
10062 (read_mapping, read_rtx_1): Similar.
10063 * config/alpha/sync.md, config/alpha/alpha.md, config/frv/frv.md,
10064 config/s390/s390.md, config/m32c/blkmov.md, config/m32c/m32c.md,
10065 config/spu/spu.md, config/sparc/sparc.md, config/sparc/sync.md,
10066 config/i386/i386.md, config/i386/mmx.md, config/i386/sse.md,
10067 config/i386/sync.md, config/crx/crx.md, config/xtensa/xtensa.md,
10068 config/cris/cris.c, config/cris/cris.md, config/ia64/sync.md,
10069 config/ia64/div.md, config/ia64/vect.md, config/ia64/ia64.md,
10070 config/m68k/m68k.md, config/rs6000/spe.md, config/rs6000/altivec.md,
10071 config/rs6000/sync.md, config/rs6000/rs6000.md,
10072 config/arm/vec-common.md, config/arm/neon.md, config/arm/iwmmxt.md,
10073 config/arm/arm.md, config/mips/mips-dsp.md, config/mips/mips.md,
10074 config/vax/vax.md, config/bfin/bfin.md: Similar.
10076 2007-08-22 David Daney <ddaney@avtrex.com>
10078 * doc/install.texi (Testing): Mention testing on a simulator.
10080 2007-08-22 Janis Johnson <janis187@us.ibm.com>
10082 * config/dfp-bit.c (DFP_TO_DFP): Check for overflow.
10084 * doc/libgcc.texi (Decimal float library routines): Fix formatting
10085 and rearrange floating point conversion functions into different
10088 2007-08-22 Maxim Kuvyrkov <maxim@codesourcery.com>
10090 * target.h (struct gcc_target.sched: dfa_pre_advance_cycle,
10091 dfa_post_advance_cycle): New scheduler hooks.
10092 * target-def.h (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE,
10093 TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): New macros to initialize
10095 (TARGET_SCHED): Use them.
10096 * doc/tm.texi (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE,
10097 TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Document new hooks.
10098 * haifa-sched.c (advance_one_cycle): Invoke new hooks.
10100 * genautomata.c (insn_has_dfa_reservation_p): New DFA interface
10101 function to facilitate debugging.
10102 (INSN_HAS_DFA_RESERVATION_P_FUNC_NAME): New macro.
10103 (output_insn_has_dfa_reservation_p): New static function to output
10104 insn_has_dfa_reservation_p ().
10105 (write_automata): Use it.
10106 * genattr.c (main): Output declaration for
10107 insn_has_dfa_reservation_p ().
10109 2007-08-22 Christian Bruel <christian.bruel@st.com>
10110 Richard Guenther <rguenther@suse.de>
10112 * fold-const.c (fold_binary): Optimize A-A if -ffinite-math-only.
10113 * simplify_rtx (simplify_binary_operation_1): Likewise.
10115 2007-08-22 Rask Ingemann Lambertsen <rask@sygehus.dk>
10117 PR rtl-optimization/32557
10118 * df-problems.c (df_note_bb_compute): Use mws->start_regno instead
10119 of REGNO (mws->mw_reg).
10121 2007-08-22 Richard Guenther <rguenther@suse.de>
10123 PR middle-end/33007
10124 * builtins.c (expand_builtin_int_roundingfn): Replace call
10125 argument wrapped with SAVE_EXPR directly.
10126 (expand_builtin_int_roundingfn_2): Likewise.
10128 2007-08-22 Richard Guenther <rguenther@suse.de>
10130 * tree-inline.c (inlinable_function_p): Restore disregarding
10131 inline limits for GNU extern inline functions.
10133 2007-08-22 Richard Guenther <rguenther@suse.de>
10135 PR middle-end/32563
10136 * tree.c (host_integerp): Treat sizetype as signed as it is
10139 2007-08-21 Ian Lance Taylor <iant@google.com>
10141 PR tree-optimization/33134
10142 * tree-vrp.c (adjust_range_with_scev): Call
10143 set_value_range_to_value.
10145 2007-08-21 Aldy Hernandez <aldyh@redhat.com>
10147 * value-prof.h (gimple_remove_histogram_value): Remove duplicate
10150 2007-08-21 Aldy Hernandez <aldyh@redhat.com>
10152 * tree-flow-inline.h (next_imm_use_stmt): Remove unecessary
10155 2007-08-21 Nathan Froyd <froydnj@codesourcery.com>
10157 * config/rs6000/rs6000.c (expand_block_clear): Add TARGET_SPE
10158 cases to set eight bytes at a time.
10159 (expand_block_move): Likewise.
10161 2007-08-21 Jakub Jelinek <jakub@redhat.com>
10164 * dwarf2out.c (gen_decl_die): Don't call
10165 gen_tagged_type_instantiation_die if decl doesn't have tagged type.
10167 2007-08-21 Paul Brook <paul@codesourcery.com>
10168 Nathan Sidwell <nathan@codesourcery.com>
10169 Mark Mitchell <mark@codesourcery.com>
10170 Joseph Myers <joseph@codesourcery.com>
10172 * configure.ac: Add --with-pkgversion and --with-bugurl.
10173 * configure: Regenerate.
10174 * doc/install.texi: Document them.
10175 * version.c (version_string): Remove VERSUFFIX.
10176 (VERSUFFIX): Remove.
10177 (pkgversion_string): New.
10178 (bug_report_url): Do not hard-code initializer.
10179 * version.h (pkgversion_string): Declare.
10180 * Makefile.in (PKGVERSION_s, BUGURL_s, PKGVERSION, BUGURL_TEXI):
10182 (version.o): Define PKGVERSION and BUGURL.
10183 (gcc-vers.texi): Define VERSION_PACKAGE and BUGURL.
10184 (%.pod): Define BUGURL.
10185 * gcc.c (process_command, main): Use pkgversion_string.
10186 * toplev.c (compile_file, print_version): Likewise.
10187 * protoize.c (main): Likewise.
10188 * gcov.c (print_version): Likewise. Update copyright date.
10189 * gcov-dump.c (print_version): Likewise. Update copyright date.
10190 * mips-tdump.c (main): Likewise. Update copyright date.
10191 * mips-tfile.c (main): Likewise. Update copyright date.
10192 * doc/include/gcc-common.texi: Include VERSION_PACKAGE as subtitle.
10193 * doc/bugreport.texi: Use BUGURL for bug-reporting instructions;
10194 shorten description.
10195 * doc/gcc.texi: Include VERSION_PACKAGE in version description.
10196 * doc/gccint.texi: Likewise.
10197 * doc/invoke.texi: Use BUGURL for bug-reporting instructions.
10198 Update copyright date.
10200 2007-08-21 Uros Bizjak <ubizjak@gmail.com>
10202 * config/i386/i386.c (ix86_expand_clear): Use FLAGS_REG.
10203 (ix86_expand_strlensi_unroll_1): Ditto.
10204 (ix86_expand_branch): Use FLAGS_REG and FPSR_REG.
10205 (ix86_expand_carry_flag_compare): Update comment.
10207 2007-08-21 Jakub Jelinek <jakub@redhat.com>
10209 PR middle-end/32912
10210 * fold-const.c (fold_unary): Optimize BIT_NOT_EXPR of VECTOR_CST.
10211 (fold_binary): Handle vectors in X | ~X and X ^ ~X optimizations.
10213 2007-08-21 Richard Guenther <rguenther@suse.de>
10215 * fold-const.c (fold_binary): Revert removing of index +p PTR folding.
10217 2007-08-21 Richard Guenther <rguenther@suse.de>
10219 PR middle-end/33122
10220 * fold-const.c (fold_binary): Remove index +p PTR folding.
10221 Fix types of POINTER_PLUS_EXPR generated by folding of
10224 2007-08-20 Chao-ying Fu <fu@mips.com>
10226 * c-common.h (enum rid): Add new enumeration values of RID_SAT,
10227 RID_FRACT, and RID_ACCUM. RID_SAT needs to be inserted before
10228 RID_ONEWAY, so that it can be checked in declspecs_add_type.
10229 (c_common_fixed_point_type_for_size): Declare.
10230 * c-parser.c (reswords): Add _Fract, _Accum, and _Sat.
10231 (c_token_starts_typename): Handle RID_FRACT, RID_ACCUM, and RID_SAT.
10232 (c_token_starts_declspecs): Likewise.
10233 (c_parser_declspecs): Likewise.
10234 (c_parser_attributes): Likewise.
10235 * c-tree.h (enum c_typespec_keyword): Add cts_fract and cts_accum.
10236 (c_declspecs): Add saturating_p.
10237 * c-decl.c (build_null_declspecs): Initialize saturating_p.
10238 (declspecs_add_type): Avoid using complex with _Fract, _Accum, or
10239 _Sat. Handle RID_SAT.
10240 Avoid using void, bool, char, int, float, double, _Decimal32,
10241 _Decimal64, _Decimal128, and complex with _Sat.
10242 Handle RID_FRACT and RID_ACCUM.
10243 Make sure _Sat is used with _Fract or _Accum.
10244 (finish_declspecs): Handle cts_fract and cts_accum.
10245 * c-common.c (fixed-value.h): New include.
10246 (constant_expression_warning): Handle FIXED_CST.
10247 (overflow_warning): Likewise.
10248 (warnings_for_convert_and_check): Likewise.
10249 (c_common_fixed_point_type_for_size): New.
10250 (c_common_type_for_mode): Handle fixed-point modes to
10251 return various saturating/non-saturating, signed/unsigned types.
10252 (c_common_signed_or_unsigned_type): Support fixed-point types.
10253 (shorten_compare): Check fixed-point zero.
10254 Handle FIXED_POINT_TYPE.
10255 (c_common_truthvalue_conversion): Handle FIXED_CST.
10256 Handle FIXED_POINT_TYPE.
10257 (c_common_nodes_and_builtins): Record builtin types for fixed-point
10259 (handle_mode_attribute): Handle fixed-point modes. Need to check
10260 if the signness of base type and fixed-point modes are consistent.
10261 (handle_vector_size_attribute): Handle fixed-point modes.
10262 (same_scalar_type_ignoring_signedness): Handle FIXED_POINT_TYPE.
10263 (warn_for_div_by_zero): Check fixed-point zero.
10264 * c-typeck.c (c_common_type): Check FIXED_POINT_TYPE. Build
10265 a common fixed-point type based on fbit, ibit, sign, and saturation.
10266 (build_unary_op): Allow FIXED_POINT_TYPE for CONVERT_EXPR,
10267 NEGATE_EXPR, TRUTH_NOT_EXPR, PREINCREMENT_EXPR, POSTINCREMENT_EXPR,
10268 PREDECREMENT_EXPR, and POSTDECREMENT_EXPR.
10269 (convert_for_assignment): Support FIXED_POINT_TYPE.
10270 (digest_init): Handle FIXED_POINT_TYPE.
10271 (build_binary_op): Support FIXED_POINT_TYPE in *_DIV_EXPR,
10272 TRUTH_ANDIF_EXPR, TRUTH_ORIF_EXPR, TRUTH_AND_EXPR, TRUTH_OR_EXPR,
10273 TRUTH_XOR_EXPR, RSHIFT_EXPR, LSHIFT_EXPR, EQ_EXPR, NE_EXPR, LE_EXPR,
10274 GE_EXPR, LT_EXPR, GT_EXPR.
10275 * target-def.h (TARGET_FIXED_POINT_SUPPORTED_P): New.
10276 (TARGET_INITIALIZER): Add TARGET_FIXED_POINT_SUPPORTED_P.
10277 * target.h (gcc_target): Add fixed_point_supported_p.
10278 * targhooks.c (default_scalar_mode_supported_p): Handle MODE_FRACT,
10279 MODE_UFRACT, MODE_ACCUM, and MODE_UACCUM.
10280 (default_fixed_point_supported_p): Define.
10281 * targhooks.h (default_fixed_point_supported_p): Declare.
10282 * doc/tm.texi (TARGET_FIXED_POINT_SUPPORTED_P): Add.
10283 * doc/install.texi (Configuration): Add --enable-fixed-point.
10284 * configure.ac (--enable-fixed-point): New to enable fixed-point
10285 arithmetic extension to C. For mips targets, we enable it by default.
10286 * configure, config.in: Regenerate.
10288 2007-08-20 Pawel Sikora <pluto@pld-linux.org>
10290 * doc/invoke.texi (-Wnon-virtual-dtor): Update documentation.
10292 2007-08-20 David Edelsohn <edelsohn@gnu.org>
10294 * dwarf2out.c (text_section_used): Move declaration outside ifdef
10295 DWARF2_DEBUGGING_INFO.
10296 (cold_text_section_used): Same.
10297 (cold_text_section): Same.
10299 2007-08-20 Richard Guenther <rguenther@suse.de>
10301 * c-typeck.c (convert_for_assignment): Use the type of
10302 the member for the initialization.
10304 2007-08-20 Richard Guenther <rguenther@suse.de>
10306 * c-objc-common.c (c_disregard_inline_limits): Remove.
10307 * c-objc-common.h (c_disregard_inline_limits): Likewise.
10308 * cgraphunit.c (cgraph_process_new_functions): Call
10309 disregard_inline_limits_p.
10310 (cgraph_preserve_function_body_p): Likewise.
10311 * ipa-inline.c (compute_inline_parameters): Likewise.
10312 * langhooks-def.h (lhd_tree_inlining_disregard_inline_limits):
10314 (LANG_HOOKS_TREE_INLINING_DISREGARD_INLINE_LIMITS): Remove.
10315 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove initializer for
10316 disregard_inline_limits langhook.
10317 * langhooks.c (lhd_tree_inlining_disregard_inline_limits):
10319 * langhooks.h (lang_hooks_for_tree_inlining): Remove
10320 disregard_inline_limits langhook.
10321 * tree-inline.c (disregard_inline_limits_p): New function.
10322 * tree-inline.h (disregard_inline_limits_p): Declare.
10324 2007-08-20 Richard Guenther <rguenther@suse.de>
10326 * langhooks-def.h (lhd_tree_inlining_auto_var_in_fn_p): Remove.
10327 (LANG_HOOKS_TREE_INLINING_AUTO_VAR_IN_FN_P): Likewise.
10328 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove initializer for
10329 auto_var_in_fn_p langhook.
10330 * langhooks.c (lhd_tree_inlining_auto_var_in_fn_p): Rename and
10332 * tree.c (auto_var_in_fn_p): ... here.
10333 (find_var_from_fn): Call auto_var_in_fn_p directly.
10334 * langhooks.h (lang_hooks_for_tree_inlining): Remove
10335 auto_var_in_fn_p langhook.
10336 * tree-inline.c (remap_decls): Call auto_var_in_fn_p directly.
10337 (copy_body_r): Likewise.
10338 (self_inlining_addr_expr): Likewise.
10339 * tree.h (auto_var_in_fn_p): Declare.
10341 2007-08-20 Richard Guenther <rguenther@suse.de>
10343 * tree.c (WALK_SUBTREE): Call walk_tree_1.
10344 (walk_type_fields): Take lh parameter.
10345 (walk_tree): Rename to ...
10346 (walk_tree_1): ... this. Do not call the walk_subtrees
10347 langhook but the now passed callback. Pass lh on recursion.
10348 (walk_tree_without_duplicates): Rename to ...
10349 (walk_tree_without_duplicates_1): ... this. Take lh parameter
10350 and call walk_tree_1.
10351 * tree.h (walk_tree_lh): New typedef.
10352 (walk_tree_1): Declare.
10353 (walk_tree_without_duplicates_1): Likewise.
10354 (walk_tree): New define to walk_tree_1 with NULL lh parameter.
10355 (walk_tree_without_duplicates): New define to
10356 walk_tree_without_duplicates_1 with NULL lh parameter.
10357 * langhooks.c (lhd_tree_inlining_walk_subtrees): Remove.
10358 * langhooks.h (lang_hooks_for_tree_inlining): Remove walk_subtrees
10360 * langhooks-def.h (lhd_tree_inlining_walk_subtrees): Remove.
10361 (LANG_HOOKS_TREE_INLINING_WALK_SUBTREES): Likewise.
10362 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove walk_subtrees
10365 2007-08-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
10367 PR middle-end/30564
10368 * tree-inline.c (optimize_inline_calls): Move the cgraph checking
10369 code in front of the compacting of basic blocks.
10370 Move the folding of statements inbetween the cgraph checking
10371 and compacting of basic blocks.
10373 2007-08-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
10374 Serge Belyshev <belyshev@depni.sinp.msu.ru>
10377 * config/alpha/alpha.c (va_list_skip_additions): Check for
10378 POINTER_PLUS_EXPR in addition to PLUS_EXPR.
10379 (alpha_stdarg_optimize_hook): Look for POINTER_PLUS_EXPR instead of
10380 PLUS_EXPR when checking ap.__base.
10381 (alpha_va_start): Create POINTER_PLUS_EXPR instead of PLUS_EXPR
10382 when doing addition on pointer types. Use size_int instead of
10384 (alpha_gimplify_va_arg_1): Likewise, but use sizetype instead of
10385 ptr_type in the second operand.
10387 2007-08-19 Andrew Pinski <pinskia@gmail.com>
10390 * config/i386/darwin.h (CC1_SPEC): Add %(cc1_cpu) in front.
10392 2007-08-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
10394 PR middle-end/32940
10395 * cfgexpand.c (expand_one_register_var): Mark pointer
10396 DECL_ARTIFICIAL as REG_POINTER also.
10397 * stmt.c (expand_decl): Likewise.
10399 2007-08-19 Daniel Berlin <dberlin@dberlin.org>
10406 * tree-flow.h (struct stmt_ann_d): Remove makes_clobbering_call.
10407 * tree-ssa-alias.c (init_transitive_clobber_worklist): Add
10408 on_worklist argument and avoid adding things to worklist multiple
10410 (add_to_worklist): Ditto.
10411 (mark_aliases_call_clobbered): Mark entire structure clobbered if
10412 single SFT is clobbered.
10413 (set_initial_properties): Ditto.
10414 (compute_call_clobbered): Update for changes to function
10416 (create_overlap_variables_for): Always create SFT for offset 0.
10417 (create_structure_vars): Handle PHI's, since we are in SSA form at
10419 * tree-ssa-loop-ivopts.c (get_ref_tag): Don't return subvars.
10420 * tree-ssa-operands.c (access_can_touch_variable): Don't handle
10422 (add_vars_for_offset): Figure out aliases from access + points-to.
10423 (add_virtual_operand): Use add_vars-for_offset.
10424 (get_tmr_operands): Update for NMT changes, rewrite to be correct.
10425 (add_call_clobber_ops): Remove makes_clobbering_call set.
10426 (get_expr_operands): Always pass through the INDIRECT_REF
10428 * tree-ssa-structalias.c (struct constraint_graph): Remove
10430 Add pe, pe_rep, pointer_label, loc_label, pointed_by, points_to,
10431 address_taken, pt_used, number_incoming.
10432 (FIRST_ADDR_NODE): Removed.
10433 (merge_graph_nodes): Remove broken code for the moment.
10434 (init_graph): New function.
10435 (build_pred_graph): Remove code to init_graph.
10436 Add location equivalence support.
10437 (struct scc_info): Rename roots to deleted.
10438 (scc_visit): Ditto.
10439 (init_scc_info): Ditto
10440 (init_topo_info): Use graph->size.
10441 (compute_topo_order): Ditto.
10442 (do_da_constraint): Removed.
10443 (do_sd_constraint): Remove calls to find().
10444 set_union_with_increment should always get 0 as last arg here.
10445 (do_complex_constraint): Replace do_da_constraint with assert.
10447 (struct equiv_class_label): New.
10448 (pointer_equiv_class_table): Ditto.
10449 (location_equiv_class_table): Ditto.
10450 (equiv_class_label_hash): Ditto.
10451 (equiv_class_label_eq): Ditto
10452 (equiv_class_lookup): Ditto.
10453 (equiv_class_ladd): Ditto.
10454 (pointer_equiv_class): Ditto.
10455 (location_equiv_class): Ditto.
10456 (condense_visit): Rename and rewrite from label_visit to do only
10457 SCC related stuff for HU.
10458 (label_visit): Do HU work for HU.
10459 (perform_var_substitution): Update to do HU and location
10461 (free_var_substitution_info): Update to free HU and location
10462 equivalence structures. */
10463 (find_equivalent_node): Update for pointer but not location
10465 (unite_pointer_equivalences): New function.
10466 (move_complex_constraints): Rewrite to only do moving.
10467 (rewrite_constraints): Split out of move_complex_constraints.
10468 (solve_graph): Use graph->size.
10469 (process_constraint_1): Add from_call argument, use it.
10470 Split *a = &b into two constraints.
10471 (process_constraint): Use new process_constraint_1.
10472 (get_constraint_for_component_ref): Handle bitmaxsize == -1 case.
10473 (get_constraint_for): Handle non-pointer integers properly.
10474 Remove code that used to handle structures.
10475 (handle_ptr_arith): Fix a few bugs in pointer arithmetic handling
10476 with unknown addends.
10477 (handle_rhs_call): New function.
10478 (find_func_aliases): Use handle_rhs_call.
10479 (set_uids_in_ptset): Add an assert.
10480 (set_used_smts): Fix bug in not considering unified vars.
10481 (compute_tbaa_pruning): Stop initing useless iteration_obstack.
10482 (compute_points_to_sets): Update for other function changes.
10483 (delete_points_to_sets): Ditto.
10484 (ipa_pta_execute): Ditto.
10485 (pass_ipa_pta): We need to update SSA after ipa_pta.
10487 2007-08-19 Jan Hubicka <jh@suse.cz>
10489 * config/i386/i386.md: Replace "rim" and "mri" constraints by "g".
10491 2007-08-19 Joseph Myers <joseph@codesourcery.com>
10493 * dwarf2out.c (text_section_used, cold_text_section_used,
10494 cold_text_section, dwarf2out_note_section_used): New.
10495 (dwarf2out_init): Initialize cold_text_section.
10496 (dwarf2out_switch_text_section, dwarf2out_begin_function): Call
10497 dwarf2out_note_section_used.
10498 (size_of_aranges): Only count entry for text section if it was
10499 used. Count entry for cold text section if it was used.
10500 (output_aranges): Only output entries for text section and cold
10501 text section if they were used.
10503 2007-08-19 Andrew Pinski <pinskia@gmail.com>
10505 * tree-pretty-print.c (debug_generic_expr): Add a comment about
10507 (debug_generic_stmt): Likewise.
10508 (debug_tree_chain): Likewise.
10510 2007-08-19 Dorit Nuzman <dorit@il.ibm.com>
10512 * tree-data-refs.c (split_constant_offset): Expose.
10513 * tree-data-refs.h (split_constant_offset): Add declaration.
10515 * tree-vectorizer.h (dr_alignment_support): Renamed
10516 dr_unaligned_software_pipeline to dr_explicit_realign_optimized.
10517 Added a new value dr_explicit_realign.
10518 (_stmt_vec_info): Added new fields: dr_base_address, dr_init,
10519 dr_offset, dr_step, and dr_aligned_to, along with new access
10520 functions for these fields: STMT_VINFO_DR_BASE_ADDRESS,
10521 STMT_VINFO_DR_INIT, STMT_VINFO_DR_OFFSET, STMT_VINFO_DR_STEP, and
10522 STMT_VINFO_DR_ALIGNED_TO.
10524 * tree-vectorizer.c (vect_supportable_dr_alignment): Add
10526 In case of outer-loop vectorization with non-fixed misalignment - use
10527 the dr_explicit_realign scheme instead of the optimized realignment
10529 (new_stmt_vec_info): Initialize new fields.
10531 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Handle the
10532 'nested_in_vect_loop' case. Change verbosity level.
10533 (vect_analyze_data_ref_access): Handle the 'nested_in_vect_loop' case.
10534 Don't fail on zero step in the outer-loop for loads.
10535 (vect_analyze_data_refs): Call split_constant_offset to calculate
10536 base, offset and init relative to the outer-loop.
10538 * tree-vect-transform.c (vect_create_data_ref_ptr): Replace the unused
10539 BSI function argument with a new function argument - at_loop.
10540 Simplify the condition that determines STEP. Takes additional argument
10541 INV_P. Support outer-loop vectorization (handle the
10542 nested_in_vect_loop case), including zero step in the outer-loop. Call
10543 vect_create_addr_base_for_vector_ref with additional argument.
10544 (vect_create_addr_base_for_vector_ref): Takes additional argument LOOP.
10545 Updated function documentation. Handle the 'nested_in_vect_loop' case.
10546 Fixed and simplified calculation of step.
10547 (vectorizable_store): Call vect_create_data_ref_ptr with loop instead
10548 of bsi, and with additional argument. Call bump_vector_ptr with
10549 additional argument. Fix typos. Handle the 'nested_in_vect_loop' case.
10550 (vect_setup_realignment): Takes additional arguments INIT_ADDR and
10551 DR_ALIGNMENT_SUPPORT. Returns another value AT_LOOP. Handle the case
10552 when the realignment setup needs to take place inside the loop.
10553 Support the dr_explicit_realign scheme. Allow generating the optimized
10554 realignment scheme for outer-loop vectorization. Added documentation.
10555 (vectorizable_load): Support the dr_explicit_realign scheme. Handle
10556 the 'nested_in_vect_loop' case, including loads that are invariant in
10557 the outer-loop and the realignment schemes. Handle the case when the
10558 realignment setup needs to take place inside the loop. Call
10559 vect_setup_realignment with additional arguments. Call
10560 vect_create_data_ref_ptr with additional argument and with loop instead
10561 of bsi. Fix 80-column overflow. Fix typos. Rename PHI_STMT to PHI.
10562 (vect_gen_niters_for_prolog_loop): Call
10563 vect_create_addr_base_for_vector_ref with additional arguments.
10564 (vect_create_cond_for_align_checks): Likewise.
10565 (bump_vector_ptr): Updated to support the new dr_explicit_realign
10566 scheme: takes additional argument bump; argument ptr_incr is now
10567 optional; updated documentation.
10568 (vect_init_vector): Takes additional argument (bsi). Use it, if
10569 available, to insert the vector initialization.
10570 (get_initial_def_for_induction): Pass additional argument in call to
10572 (vect_get_vec_def_for_operand): Likewise.
10573 (vect_setup_realignment): Likewise.
10574 (vectorizable_load): Likewise.
10576 2007-08-19 Dorit Nuzman <dorit@il.ibm.com>
10578 * tree-vectorizer.h (vect_is_simple_reduction): Takes a loop_vec_info
10579 as argument instead of struct loop.
10580 (nested_in_vect_loop_p): New function.
10581 (vect_relevant): Add enum values vect_used_in_outer_by_reduction and
10582 vect_used_in_outer.
10583 (is_loop_header_bb_p): New. Used to differentiate loop-header phis
10584 from other phis in the loop.
10585 (destroy_loop_vec_info): Add additional argument to declaration.
10587 * tree-vectorizer.c (supportable_widening_operation): Also check if
10588 nested_in_vect_loop_p (don't allow changing the order in this case).
10589 (vect_is_simple_reduction): Takes a loop_vec_info as argument instead
10590 of struct loop. Call nested_in_vect_loop_p and don't require
10591 flag_unsafe_math_optimizations if it returns true.
10592 (new_stmt_vec_info): When setting def_type for phis differentiate
10593 loop-header phis from other phis.
10594 (bb_in_loop_p): New function.
10595 (new_loop_vec_info): Inner-loop phis already have a stmt_vinfo, so
10596 just update their loop_vinfo. Order of BB traversal now matters -
10597 call dfs_enumerate_from with bb_in_loop_p.
10598 (destroy_loop_vec_info): Takes additional argument to control whether
10599 stmt_vinfo of the loop stmts should be destroyed as well.
10600 (vect_is_simple_reduction): Allow the "non-reduction" use of a
10601 reduction stmt to be defines by a non loop-header phi.
10602 (vectorize_loops): Call destroy_loop_vec_info with additional argument.
10604 * tree-vect-transform.c (vectorizable_reduction): Call
10605 nested_in_vect_loop_p. Check for multitypes in the inner-loop.
10606 (vectorizable_call): Likewise.
10607 (vectorizable_conversion): Likewise.
10608 (vectorizable_operation): Likewise.
10609 (vectorizable_type_promotion): Likewise.
10610 (vectorizable_type_demotion): Likewise.
10611 (vectorizable_store): Likewise.
10612 (vectorizable_live_operation): Likewise.
10613 (vectorizable_reduction): Likewise. Also pass loop_info to
10614 vect_is_simple_reduction instead of loop.
10615 (vect_init_vector): Call nested_in_vect_loop_p.
10616 (get_initial_def_for_reduction): Likewise.
10617 (vect_create_epilog_for_reduction): Likewise.
10618 (vect_init_vector): Check which loop to work with, in case there's an
10620 (get_initial_def_for_inducion): Extend to handle outer-loop
10621 vectorization. Fix indentation.
10622 (vect_get_vec_def_for_operand): Support phis in the case vect_loop_def.
10623 In the case vect_induction_def get the vector def from the induction
10624 phi node, instead of calling get_initial_def_for_inducion.
10625 (get_initial_def_for_reduction): Extend to handle outer-loop
10627 (vect_create_epilog_for_reduction): Extend to handle outer-loop
10629 (vect_transform_loop): Change assert to just skip this case. Add a
10631 (vect_finish_stmt_generation): Add a couple asserts.
10633 (vect_estimate_min_profitable_iters): Multiply
10634 cost of inner-loop stmts (in outer-loop vectorization) by estimated
10636 (vect_model_reduction_cost): Don't add reduction epilogue cost in case
10637 this is an inner-loop reduction in outer-loop vectorization.
10639 * tree-vect-analyze.c (vect_analyze_scalar_cycles_1): New function.
10640 Same code as what used to be vect_analyze_scalar_cycles, only with
10641 additional argument loop, and loop_info passed to
10642 vect_is_simple_reduction instead of loop.
10643 (vect_analyze_scalar_cycles): Code factored out into
10644 vect_analyze_scalar_cycles_1. Call it for each relevant loop-nest.
10645 Updated documentation.
10646 (analyze_operations): Check for inner-loop loop-closed exit-phis during
10647 outer-loop vectorization that are live or not used in the outerloop,
10648 cause this requires special handling.
10649 (vect_enhance_data_refs_alignment): Don't consider versioning for
10651 (vect_analyze_data_refs): Check that there are no datarefs in the
10653 (vect_mark_stmts_to_be_vectorized): Also consider vect_used_in_outer
10654 and vect_used_in_outer_by_reduction cases.
10655 (process_use): Also consider the case of outer-loop stmt defining an
10656 inner-loop stmt and vice versa.
10657 (vect_analyze_loop_1): New function.
10658 (vect_analyze_loop_form): Extend, to allow a restricted form of nested
10659 loops. Call vect_analyze_loop_1.
10660 (vect_analyze_loop): Skip (inner-)loops within outer-loops that have
10661 been vectorized. Call destroy_loop_vec_info with additional argument.
10663 * tree-vect-patterns.c (vect_recog_widen_sum_pattern): Don't allow
10664 in the inner-loop when doing outer-loop vectorization. Add
10665 documentation and printout.
10666 (vect_recog_dot_prod_pattern): Likewise. Also add check for
10667 GIMPLE_MODIFY_STMT (in case we encounter a phi in the loop).
10669 2007-08-18 Andrew Pinski <pinskia@gmail.com>
10671 * tree-affine.h (print_aff): New prototype.
10672 (debug_aff): Likewise.
10673 * tree-affine.c (print_aff): New function.
10674 (debug_aff): Likewise.
10676 2007-08-18 Paul Brook <paul@codesourcery.com>
10677 Joseph Myers <joseph@codesourcery.com>
10679 * common.opt (-fdebug-prefix-map=): New option.
10680 * opts.c: Include debug.h.
10681 (common_handle_option): Handle -fdebug-prefix-map.
10682 * final.c: Include ggc.h.
10683 (struct debug_prefix_map, debug_prefix_maps, add_debug_prefix_map,
10684 remap_debug_filename): New.
10685 * Makefile.in (final.o, opts.o): Update dependencies.
10686 * debug.h (remap_debug_filename, add_debug_prefix_map): Declare.
10687 * configure.ac: Check for assembler --debug-prefix-map support.
10688 * configure, config.in: Regenerate.
10689 * gcc.c (ASM_MAP): Define conditional on HAVE_AS_DEBUG_PREFIX_MAP.
10690 (ASM_DEBUG_SPEC): Include ASM_MAP.
10691 * doc/install.texi (--with-debug-prefix-map): Document.
10692 * doc/invoke.texi (-fdebug-prefix-map): Document.
10693 * dbxout.c (dbxout_init, dbxout_start_source_file,
10694 dbxout_source_file): Call remap_debug_filename.
10695 * dwarf2out.c (add_comp_dir_attribute, maybe_emit_file,
10696 dwarf2out_start_source_file, dwarf2out_finish): Call
10697 remap_debug_filename.
10698 (file_table_relative_p): Do not check d->emitted_number.
10699 * toplev.c (output_file_directive): Call remap_debug_filename.
10700 * vmsdbgout.c (write_srccorr): Call remap_debug_filename.
10701 * xcoffout.c (xcoffout_source_file): Call remap_debug_filename.
10703 2007-08-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10705 * loop-invariant.c (find_invariants_to_move): Add missing macro
10708 2007-08-17 Tom Tromey <tromey@redhat.com>
10710 * tree.h (struct tree_label_decl): Removed old "java" fields.
10712 2007-08-17 Richard Sandiford <richard@codesourcery.com>
10713 Nigel Stephens <nigel@mips.com>
10715 * config/mips/sde.h (DRIVER_SELF_SPECS): Add commas.
10716 Treat -mno-data-in-code and -mcode-xonly as aliases for
10717 -mcode-readable=no and -mcode-readable=pcrel respectively.
10718 * config/mips/t-sde (TARGET_LIBGCC2_CFLAGS): Add -mcode-xonly.
10719 (MULTILIB_OPTIONS): Add -mcode-readable=no multilibs.
10720 (MULTILIB_DIRNAMES): Update accordingly.
10722 2007-08-17 H.J. Lu <hongjiu.lu@intel.com>
10724 * Makefile.in (version.o): Depend on $(REVISION) only if
10725 REVISION_s is defined.
10727 2007-08-17 Sa Liu <saliu@de.ibm.com>
10728 Ulrich Weigand <uweigand@de.ibm.com>
10730 PR middle-end/32970
10731 * tree.c (reconstruct_complex_type): For a pointer to a vector,
10732 use build_qualified_type to retain qualifiers of the base type.
10734 2007-08-17 Chen Liqin <liqin@sunnorth.com.cn>
10736 * config/score/score.md : Update pattern tablejump.
10737 * config/score/score.c : Update score_initialize_trampoline
10739 * config/score/score.h (TRAMPOLINE_TEMPLATE): Added macro.
10740 (TRAMPOLINE_INSNS, TRAMPOLINE_SIZE) Update macro.
10741 * doc/contrib.texi: Add my entry.
10743 2007-08-16 H.J. Lu <hongjiu.lu@intel.com>
10745 * Makefile.in (REVISION): New.
10748 (version.o): Also depend on $(REVISION). Add
10749 -DREVISION=$(REVISION_s).
10751 * version.c (version_string): Add REVISION.
10753 2007-08-16 Seongbae Park <seongbae.park@gmail.com>
10755 * tree-eh.c (lower_try_finally_onedest): Reset the locus
10756 of GOTO that's relocated to a different block.
10758 2007-08-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10760 * c-common.c (const_strip_array_types): New.
10761 * c-common.h (lang_missing_noreturn_ok_p): Delete.
10762 (const_strip_array_types): New.
10763 * c-objc-common.c (c_disregard_inline_limits,
10764 c_warn_unused_global_decl): Constify.
10765 * c-tree.h (c_disregard_inline_limits, c_warn_unused_global_decl,
10766 c_vla_type_p, c_incomplete_type_error): Likewise.
10767 * c-typeck.c (c_incomplete_type_error, c_vla_type_p): Likewise.
10768 * hooks.c (hook_bool_const_tree_false): New.
10769 * hooks.h (hook_bool_const_tree_false): Likewise.
10770 * langhooks-def.h (lhd_warn_unused_global_decl,
10771 lhd_incomplete_type_error, lhd_expr_size,
10772 lhd_tree_inlining_disregard_inline_limits,
10773 lhd_tree_inlining_auto_var_in_fn_p, lhd_tree_dump_type_quals,
10774 LANG_HOOKS_GENERIC_TYPE_P, LANG_HOOKS_TYPE_MAX_SIZE): Constify.
10775 * langhooks.c (lhd_warn_unused_global_decl,
10776 lhd_incomplete_type_error,
10777 lhd_tree_inlining_disregard_inline_limits,
10778 lhd_tree_inlining_auto_var_in_fn_p, lhd_tree_dump_type_quals,
10779 lhd_expr_size): Likewise.
10780 * langhooks.h (lang_hooks_for_tree_inlining,
10781 lang_hooks_for_tree_dump, lang_hooks_for_types,
10782 lang_hooks_for_decls, lang_hooks): Likewise.
10783 * pointer-set.c (pointer_set_t, pointer_set_create,
10784 pointer_set_contains, insert_aux, pointer_set_insert,
10785 pointer_set_traverse, pointer_map_t, pointer_map_create,
10786 pointer_map_contains, pointer_map_insert, pointer_map_traverse):
10788 * pointer-set.h (pointer_set_contains, pointer_set_insert,
10789 pointer_set_traverse, pointer_map_contains, pointer_map_insert,
10790 pointer_map_traverse): Likewise.
10791 * predict.c (assert_is_empty): Likewise.
10792 * tree-affine.c (free_name_expansion): Likewise.
10793 * tree-cfg.c (edge_to_cases_cleanup): Likewise.
10794 * tree.c (size_in_bytes, max_int_size_in_bytes): Likewise.
10795 * tree.h (size_in_bytes, max_int_size_in_bytes): Likewise.
10797 2007-08-16 Victor Kaplansky <victork@il.ibm.com>
10799 * tree-vectorizer.c (new_loop_vec_info): Initialize new
10801 (destroy_loop_vec_info): Add call to VEC_free.
10802 * tree-vectorizer.h (may_alias_ddrs): Define.
10803 (LOOP_VINFO_MAY_ALIAS_DDRS): Define.
10804 * tree-vect-analyze.c (vect_analyze_data_ref_dependence):
10805 Change reporting to dump.
10806 (vect_is_duplicate_ddr): New.
10807 (vect_mark_for_runtime_alias_test): New.
10808 (vect_analyze_data_ref_dependences) Add call to
10809 vect_mark_for_runtime_alias_test.
10810 (vect_enhance_data_refs_alignment): Define local variable
10811 vect_versioning_for_alias_required, don't perform
10812 peeling for alignment if versioning for alias is
10814 (vect_enhance_data_refs_alignment): Use
10815 PARAM_VECT_MAX_VERSION_FOR_ALIGNMENT_CHECKS instead of
10816 PARAM_VECT_MAX_VERSION_CHECKS.
10817 * tree-vect-transform.c
10818 (vect_create_cond_for_alias_checks): New.
10819 (vect_transform_loop): Add call to
10820 vect_create_cond_for_alias_checks.
10821 (vect_vfa_segment_size): New.
10822 * params.def (PARAM_VECT_MAX_VERSION_FOR_ALIGNMENT_CHECKS):
10824 (PARAM_VECT_MAX_VERSION_FOR_ALIAS_CHECKS): Define.
10826 (vect-max-version-for-alignment-checks): Document.
10827 (vect-max-version-for-alias-checks): Document.
10828 (vect-max-version-checks): Remove.
10830 2007-08-16 Uros Bizjak <ubizjak@gmail.com>
10832 * config/i386/i386.md (*rep_movdi_rex64): Emit "rep" prefix on
10833 the same line as the instruction for all asm dialects.
10834 (*rep_movsi): Ditto.
10835 (*rep_movsi_rex64): Ditto.
10836 (*rep_movqi): Ditto.
10837 (*rep_movqi_rex64): Ditto.
10838 (*rep_stosdi_rex64): Ditto.
10839 (*rep_stossi): Ditto.
10840 (*rep_stossi_rex64): Ditto.
10841 (*rep_stosqi): Ditto.
10842 (*rep_stosqi_rex64): Ditto.
10843 (*cmpstrnqi_nz_1): Ditto.
10844 (*cmpstrnqi_nz_rex_1): Ditto.
10845 (*cmpstrnqi_1): Ditto.
10846 (*cmpstrnqi_rex_1): Ditto.
10847 (*strlenqi_1): Ditto.
10848 (*strlenqi_rex_1): Ditto.
10849 * config/i386/sync.md (*sync_compare_and_swap<mode>): Emit "lock"
10850 prefix on the same line as the instruction for all asm dialects.
10851 (sync_double_compare_and_swap<mode>): Ditto.
10852 (*sync_double_compare_and_swapdi_pic): Ditto.
10853 (*sync_compare_and_swap_cc<mode>): Ditto.
10854 (sync_double_compare_and_swap_cc<mode>): Ditto.
10855 (*sync_double_compare_and_swap_ccdi_pic): Ditto.
10856 (sync_old_add<mode>): Ditto.
10857 (sync_add<mode>): Ditto.
10858 (sync_sub<mode>): Ditto.
10859 (sync_ior<mode>): Ditto.
10860 (sync_and<mode>): Ditto.
10861 (sync_xor<mode>): Ditto.
10863 2007-08-16 Richard Sandiford <richard@codesourcery.com>
10865 PR middle-end/32897
10866 * reload.c (find_reloads): Check that the memory returned by
10867 find_reloads_toplev was not the result of forcing a constant
10869 (find_reloads_toplev): Always use simplify_gen_subreg to get
10870 the subreg of a constant. If the result is also a constant,
10871 but not a legitimate one, force it into the constant pool
10872 and reload its address.
10874 2007-08-15 David Edelsohn <edelsohn@gnu.org>
10876 * config/rs6000/rs6000.c (rs6000_rtx_costs): Add CLZ, CTZ, and
10879 2007-08-15 Daniel Jacobowitz <dan@codesourcery.com>
10881 * config/rs6000/rs6000.c (rs6000_file_start): Output a .gnu_attribute
10882 directive for the current vector ABI.
10884 2007-08-15 Steve Ellcey <sje@cup.hp.com>
10887 * caller-save.c (reg_save_code): Set invalide status on restore code.
10889 2007-08-15 Diego Novillo <dnovillo@google.com>
10891 * tree-ssa-alias.c (compute_memory_partitions): Use
10892 alias_bitmap_obstack to allocate bitmaps.
10893 (reset_alias_info): Factor out of init_alias_info.
10894 Mark all name tags not associated to an SSA name for renaming.
10895 (init_alias_info): Call it.
10896 (create_name_tags): Tidy. Add comments.
10897 (dump_points_to_info_for): Do not call get_mem_sym_stats_for.
10899 2007-08-15 Maxim Kuvyrkov <maxim@codesourcery.com>
10901 * config/mips/mips.c (vr4130_swap_insns_p): Use new interface to
10902 scheduler dependencies.
10904 2007-08-15 Rask Ingemann Lambertsen <rask@sygehus.dk>
10906 * config/i386/i386.md (subsi3_carry_zext): Remove "m" constraint for
10907 "register_operand".
10908 (*iorsi_1_zext): Likewise.
10909 (*iorsi_1_zext_imm): Likewise.
10910 * config/i386/sse.md: (*sse4_1_extractps): Use "nonimmediate_operand"
10911 with "rm"/"xm" constraint.
10912 (sse2_vmsqrtv2df2): Likewise.
10914 2007-08-15 Jakub Jelinek <jakub@redhat.com>
10916 PR middle-end/33074
10917 * emit-rtl.c (try_split): Use INSN_LIST instead of EXPR_LIST for
10920 2007-08-14 Daniel Berlin <dberlin@dberlin.org>
10922 * tree-pass.h (PROP_pta): Removed.
10923 (TODO_rebuild_alias): New.
10924 (pass_may_alias): Removed.
10925 * tree-ssa-ccp.c (execute_fold_all_builtins): Only rebuild
10926 aliasing if we changed something.
10927 * tree-ssa-alias.c (compute_may_aliases): Make non-static. Update
10929 (pass_may_alias): Removed.
10930 (create_structure_vars): Return TODO_rebuild_alias.
10931 * tree-ssa-pre.c (do_pre): Return TODO_rebuild_alias.
10932 * tree-sra.c (tree_sra): Only rebuild aliasing if something
10934 (tree_sra_early): We never affect aliasing right now.
10935 * tree-flow.h (compute_may_aliases): New prototype.
10936 * passes.c: Remove pass_may_alias from the passes.
10937 (execute_function_todo): Support TODO_rebuild_alias.
10939 2007-08-14 Kai Tietz <kai.tietz@onevision.com>
10941 * config/i386/i386.c (legitimize_address): Move dllimported variable
10942 check infront of legitimizing pic address of CONST symbols.
10944 2007-08-14 Steve Ellcey <sje@cup.hp.com>
10946 PR tree-optimization/32941
10947 * tree-eh.c (struct leh_tf_state): Add goto_queue_map field.
10948 (goto_queue_cmp): Remove.
10949 (find_goto_replacement): Change search method.
10950 (maybe_record_in_goto_queue): Add assert.
10951 (lower_try_finally): Remove qsort call, add pointer_map_destroy call.
10952 * Makefile.in (tree-eh.o): Add pointer-set.h dependency.
10954 2007-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10956 * alias.c (component_uses_parent_alias_set): Constify.
10957 * alias.h (component_uses_parent_alias_set): Likewise.
10958 * cfgrtl.c (print_rtl_with_bb): Likewise.
10959 * double-int.c (tree_to_double_int, double_int_fits_to_tree_p,
10960 mpz_get_double_int): Likewise.
10961 * double-int.h (double_int_fits_to_tree_p, tree_to_double_int,
10962 mpz_get_double_int): Likewise.
10963 * expr.c (is_aligning_offset, undefined_operand_subword_p,
10964 mostly_zeros_p, all_zeros_p, safe_from_p, is_aligning_offset):
10966 * expr.h (safe_from_p): Likewise.
10967 * gimple-low.c (try_catch_may_fallthru, block_may_fallthru):
10969 * gimplify.c (should_carry_locus_p, zero_sized_field_decl,
10970 zero_sized_type, goa_lhs_expr_p): Likewise.
10971 * omp-low.c (is_variable_sized, use_pointer_for_field): Likewise.
10972 * rtl.h (print_rtl_with_bb): Likewise.
10973 * sched-vis.c (print_exp, print_value, print_pattern): Likewise.
10974 * tree-cfg.c (const_first_stmt, const_last_stmt): New.
10975 * tree-flow-inline.h (bb_stmt_list): Constify.
10976 (cbsi_start, cbsi_last, cbsi_end_p, cbsi_next, cbsi_prev,
10978 * tree-flow.h (const_block_stmt_iterator, cbsi_start, cbsi_last,
10979 const_first_stmt, const_last_stmt): New.
10980 (block_may_fallthru, empty_block_p): Constify.
10981 * tree-iterator.c (EXPR_FIRST_BODY, EXPR_LAST_BODY,
10982 EXPR_ONLY_BODY): New.
10983 (expr_first, expr_last, expr_only): Use macro for body.
10984 (const_expr_first, const_expr_last, const_expr_only): New.
10985 * tree-iterator.h (const_tree_stmt_iterator, ctsi_start,
10986 ctsi_last, ctsi_end_p, ctsi_one_before_end_p, ctsi_next,
10987 ctsi_prev, ctsi_stmt): New.
10988 * tree-scalar-evolution.c (get_loop_exit_condition): Constify.
10989 * tree-scalar-evolution.h (get_loop_exit_condition): Likewise.
10990 * tree-ssa-loop-niter.c (loop_only_exit_p,
10991 derive_constant_upper_bound): Likewise.
10992 * tree-ssa-phiopt.c (empty_block_p): Likewise.
10993 * tree-ssa-threadupdate.c (redirection_block_p): Likewise.
10994 * tree-vectorizer.c (slpeel_can_duplicate_loop_p): Likewise.
10995 * tree-vectorizer.h (slpeel_can_duplicate_loop_p): Likewise.
10996 * tree-vrp.c (vrp_bitmap_equal_p): Likewise.
10997 * tree.c (get_type_static_bounds): Likewise.
10998 * tree.h (const_expr_first, const_expr_last, const_expr_only): New.
10999 (get_type_static_bounds): Constify.
11001 2007-08-14 Rask Ingemann Lambertsen <rask@sygehus.dk>
11004 * config/i386/i386.h (CANONICALIZE_COMPARISON): New.
11005 * config/i386/i386.md (plusminus)(addsub)(SWI): New.
11006 (*<addsub><mode>3_cc_overflow): New.
11007 (*add<mode>3_cconly_overflow): New.
11008 (*sub<mode>3_cconly_overflow): New.
11009 (*<addsub>si3_zext_cc_overflow): New.
11010 * config/i386/predicates.md (fcmov_comparison_operator): Accept
11011 CCCmode for LTU, GTU, LEU and GEU.
11012 (ix86_comparison_operator): Likewise.
11013 (ix86_carry_flag_operator): Carry flag is set if LTU or GTU in CCCmode.
11014 * config/i386/i386.c (put_condition_code): Support CCCmode.
11015 (ix86_cc_mode): Use CCCmode when testing for overflow of PLUS
11016 or MINUS expressions.
11018 2007-08-14 Andrew Pinski <pinskia@gmail.com>
11021 * c-typeck.c (build_binary_op): Disallow vector float types with
11022 BIT_IOR_EXPR, BIT_AND_EXPR, and BIT_XOR_EXPR.
11024 2007-08-14 Maxim Kuvyrkov <maxim@codesourcery.com>
11026 * sched-int.h (struct _dep): Rename field 'kind' to 'type'.
11027 (DEP_KIND): Rename to DEP_TYPE. Update all uses.
11028 (dep_def): New typedef.
11029 (init_dep_1, sd_debug_dep): Declare functions.
11030 (DEP_LINK_KIND): Rename to DEP_LINK_TYPE.
11031 (debug_dep_links): Remove.
11032 (struct _deps_list): New field 'n_links'.
11033 (DEPS_LIST_N_LINKS): New macro.
11034 (FOR_EACH_DEP_LINK): Remove.
11035 (create_deps_list, free_deps_list, delete_deps_list): Remove
11037 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
11038 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
11039 (copy_deps_list_change_con, move_dep_link): Ditto.
11040 (struct haifa_insn_data): Split field 'back_deps' into 'hard_back_deps'
11041 and 'spec_back_deps'. New field 'resolved_forw_deps'. Remove field
11043 (INSN_BACK_DEPS): Remove.
11044 (INSN_HARD_BACK_DEPS, INSN_SPEC_BACK_DEPS, INSN_RESOLVED_FORW_DEPS):
11046 (INSN_DEP_COUNT): Remove.
11047 (enum DEPS_ADJUST_RESULT): Add new constant DEP_NODEP. Fix comments.
11048 (spec_info, haifa_recovery_block_was_added_during_scheduling_p):
11049 Declare global variables.
11050 (deps_pools_are_empty_p, sched_free_deps): Declare functions.
11051 (add_forw_dep, compute_forward_dependences): Remove declarations.
11052 (add_or_update_back_dep, add_or_update_back_forw_dep): Ditto.
11053 (add_back_forw_dep, delete_back_forw_dep): Ditto.
11054 (debug_ds, sched_insn_is_legitimate_for_speculation_p): Declare
11056 (SD_LIST_NONE, SD_LIST_HARD_BACK, SD_LIST_SPEC_BACK, SD_LIST_FORW):
11058 (SD_LIST_RES_BACK, SD_LIST_RES_FORW, SD_LIST_BACK): Ditto.
11059 (sd_list_types_def): New typedef.
11060 (sd_next_list): Declare function.
11061 (struct _sd_iterator): New type.
11062 (sd_iterator_def): New typedef.
11063 (sd_iterator_start, sd_iterator_cond, sd_iterator_next): New inline
11065 (FOR_EACH_DEP): New cycle wrapper.
11066 (sd_lists_size, sd_lists_empty_p, sd_init_insn, sd_finish_insn):
11068 (sd_find_dep_between, sd_add_dep, sd_add_or_update_dep): Ditto.
11069 (sd_resolve_dep, sd_copy_back_deps, sd_delete_dep, sd_debug_lists):
11072 * sched-deps.c (init_dep_1): Make global.
11073 (DUMP_DEP_PRO, DUMP_DEP_CON, DUMP_DEP_STATUS, DUMP_DEP_ALL): New
11075 (dump_dep): New static function.
11076 (dump_dep_flags): New static variable.
11077 (sd_debug_dep): New function.
11078 (add_to_deps_list, remove_from_deps_list): Update 'n_links' field of
11080 (move_dep_link): Use remove_from_deps_list (), instead of
11081 detach_dep_link ().
11082 (dep_links_consistent_p, dump_dep_links, debug_dep_links): Remove.
11083 (dep_link_is_detached_p): New static function.
11084 (deps_obstack, dl_obstack, dn_obstack): Remove. Use dn_pool, dl_pool
11086 (dn_pool, dl_pool): New alloc_pools.
11087 (dn_pool_diff, dl_pool_diff): New static variables.
11088 (create_dep_node, delete_dep_node): New static function.
11089 (create_deps_list): Make it static. Use alloc_pool 'dl_pool'.
11090 (deps_list_empty_p): Make it static. Use 'n_links' field.
11091 (deps_pools_are_empty_p): New static function.
11092 (alloc_deps_list, delete_deps_list): Remove.
11093 (dump_deps_list, debug_deps_list, add_back_dep_to_deps_list): Remove.
11094 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
11095 (copy_deps_list_change_con): Remove. Use sd_copy_back_deps () instead.
11096 (forward_dependency_cache): Remove.
11097 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Remove
11098 'back' from the names. Change signature to use dep_t instead of
11100 (add_back_dep): Ditto. Make global.
11101 (check_dep_status): Rename to check_dep ().
11102 (sd_next_list, sd_lists_size, sd_lists_empty_p, sd_init_insn):
11104 (sd_finish_insn): Ditto.
11105 (sd_find_dep_between_no_cache): New static function.
11106 (sd_find_dep_between): New function.
11107 (ask_dependency_caches, set_dependency_caches): New static functions.
11108 (update_dependency_caches, change_spec_dep_to_hard, update_dep): Ditto.
11109 (add_or_update_dep_1): Separate pieces of functionality into
11110 ask_dependency_caches (), update_dependency_caches (),
11111 change_spec_dep_to_hard (), update_dep ().
11112 (get_back_and_forw_lists): New static function.
11113 (sd_add_dep): Separate setting of dependency caches into
11114 set_dependency_caches ().
11115 (sd_add_or_update_dep, sd_resolve_dep, sd_copy_back_deps):
11117 (sd_delete_dep): Ditto.
11118 (DUMP_LISTS_SIZE, DUMP_LISTS_DEPS, DUMP_LISTS_ALL): New constants.
11119 (dump_lists): New static function.
11120 (sd_debug_lists): New debug function.
11121 (delete_all_dependences, fixup_sched_groups): Update to use
11122 sd_* infrastructure.
11123 (sched_analyze_2): Create data-speculative dependency only if
11124 data-speculation is enabled.
11125 (sched_analyze_insn): If insn cannot be speculative, make all its
11126 dependencies non-speculative.
11127 (sched_analyze): Use sd_init_insn ().
11128 (add_forw_dep, compute_forward_dependencies): Remove.
11129 (delete_dep_nodes_in_back_deps): New static function.
11130 (sched_free_deps): New function.
11131 (init_dependency_caches): Init alloc_pools.
11132 (extend_depedency_caches): Update after removing of
11133 forward_dependency_cache.
11134 (free_dependency_caches): Ditto. Free alloc_pools.
11135 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Remove.
11136 (delete_forw_dep, add_or_update_back_dep, add_or_update_back_forw_dep):
11138 (add_back_forw_dep, delete_back_forw_dep): Ditto.
11139 (add_dependence): Use init_dep ().
11140 (get_dep_weak_1): New static function.
11141 (get_dep_weak): Move logic to get_dep_weak_1 ().
11142 (dump_ds): New static function moved from haifa-sched.c:
11143 debug_spec_status ().
11144 (debug_ds): New debug function.
11145 (check_dep_status): Rename to check_dep (). Update to check whole
11148 * haifa-sched.c (spec_info): Make global.
11149 (added_recovery_block_p): Rename to
11150 'haifa_recovery_block_was_added_during_current_schedule_block_p'.
11151 (haifa_recovery_block_was_added_during_scheduling_p): New variable.
11152 (dep_cost, priority, rank_for_schedule, schedule_insn): Update
11153 to use new interfaces.
11154 (ok_for_early_queue_removal): Ditto.
11155 (schedule_block): Initialize logical uids of insns emitted by the
11157 (sched_init): Initialize new variable.
11158 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
11160 (extend_global): Initialize insn data.
11161 (init_h_i_d): Remove code that is now handled in sd_init_insn ().
11162 (process_insn_forw_deps_be_in_spec): Change signature. Update to use
11164 (add_to_speculative_block): Update to use new interfaces.
11165 (create_recovery_block): Set new variables.
11166 (create_check_block_twin, fix_recovery_deps): Update to use new
11168 (sched_insn_is_legitimate_for_speculation_p): New function.
11169 (speculate_insn): Move checking logic to
11170 sched_insn_is_legitimate_for_speculation_p ().
11171 (sched_remove_insn): Finalize sched-deps information of instruction.
11172 (clear_priorities, add_jump_dependencies): Update to use new
11174 (debug_spec_status): Rename to dump_ds () and move to sched-deps.c.
11176 * sched-rgn.c (set_spec_fed, find_conditional_protection): Update
11177 to use new interfaces.
11178 (is_conditionally_protected, is_pfree, is_prisky) Ditto.
11179 (new_ready): Try to use control speculation only if it is available.
11180 (add_branch_dependences): Update to use new interfaces.
11181 (compute_block_backward_dependences): Rename to
11182 compute_block_dependences (). Call
11183 targetm.sched.dependencies_evaluation_hook ().
11184 (free_block_dependencies): New static function.
11185 (debug_dependencies): Update to use new interfaces.
11186 (schedule_region): Remove separate computation of forward dependencies.
11187 Move call of targetm.sched.dependencies_evaluation_hook () to
11188 compute_block_dependences (). Free dependencies at the end of
11189 scheduling the region.
11191 * sched-ebb.c (earliest_block_with_similiar_load): Update to use
11193 (add_deps_for_risky_insns): Ditto.
11194 (schedule_ebb): Remove separate computation of forward dependencies.
11195 Free dependencies at the end of scheduling the ebb.
11197 * ddg.c (create_ddg_dependence): Update to use new interfaces.
11198 (build_intra_loop_deps): Ditto. Remove separate computation of
11199 forward dependencies. Free sched-deps dependencies.
11201 * config/ia64/ia64.c (ia64_dependencies_evaluation_hook): Update
11202 to use new interfaces.
11203 (ia64_dfa_new_cycle, ia64_gen_check): Ditto.
11205 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Update to use
11207 (is_costly_group): Ditto.
11209 2007-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11211 * alias.c (rtx_equal_for_memref_p): Constify.
11212 * basic-block.h (const_edge, const_basic_block): New.
11213 (reg_set_to_hard_reg_set, dfs_enumerate_from, single_succ_p,
11214 single_pred_p, single_succ_edge, single_pred_edge, single_succ,
11215 single_pred, maybe_hot_bb_p, probably_cold_bb_p,
11216 probably_never_executed_bb_p, edge_probability_reliable_p,
11217 br_prob_note_reliable_p, forwarder_block_p, flow_nodes_print,
11218 inside_basic_block_p, control_flow_insn_p, dominated_by_p):
11220 * bb-reorder.c (better_edge_p, push_to_next_round_p): Likewise.
11221 * bt-load.c (basic_block_freq, insn_sets_btr_p, can_move_up):
11223 * cfganal.c (flow_active_insn_p, forwarder_block_p,
11224 flow_nodes_print, dfs_enumerate_from): Likewise.
11225 * cfgbuild.c (count_basic_blocks, inside_basic_block_p,
11226 control_flow_insn_p, count_basic_blocks): Likewise.
11227 * cfgloop.c (flow_bb_inside_loop_p, glb_enum_p,
11228 get_loop_body_with_size, loop_exit_edge_p): Likewise.
11229 * cfgloop.h (flow_bb_inside_loop_p, num_loop_insns,
11230 average_num_loop_insns, loop_exit_edge_p,
11231 just_once_each_iteration_p, can_duplicate_loop_p): Likewise.
11232 * cfgloopanal.c (just_once_each_iteration_p, num_loop_insns,
11233 average_num_loop_insns, seq_cost): Likewise.
11234 * cfgloopmanip.c (rpe_enum_p, can_duplicate_loop_p): Likewise.
11235 * dominance.c (dominated_by_p): Likewise.
11236 * emit-rtl.c (validate_subreg): Likewise.
11237 * except.c (can_throw_internal, can_throw_external): Likewise.
11238 * except.h (can_throw_internal, can_throw_external): Likewise.
11239 * gcse.c (gcse_constant_p, oprs_unchanged_p, oprs_anticipatable_p,
11240 oprs_available_p, hash_expr, expr_equiv_p, oprs_not_set_p,
11241 compute_transp, load_killed_in_block_p, reg_killed_on_edge,
11242 simple_mem, store_ops_ok, load_kills_store, find_loads,
11243 store_killed_in_insn, store_killed_after, store_killed_before,
11244 gcse_mem_operand, implicit_set_cond_p, store_killed_in_pat):
11246 * ifcvt.c (count_bb_insns, cheap_bb_rtx_cost_p, noce_operand_ok,
11247 noce_mem_write_may_trap_or_fault_p): Likewise.
11248 * pointer-set.c (pointer_set_contains, pointer_map_contains):
11250 * pointer-set.h (pointer_set_contains, pointer_map_contains):
11252 * predict.c (can_predict_insn_p, maybe_hot_bb_p,
11253 probably_cold_bb_p, probably_never_executed_bb_p,
11254 edge_probability_reliable_p, br_prob_note_reliable_p,
11255 can_predict_insn_p): Likewise.
11256 * regclass.c (reg_set_to_hard_reg_set): Likewise.
11257 * resource.c (return_insn_p): Likewise.
11258 * rtl.h (reg_set_between_p, reg_set_p, validate_subreg):
11260 * rtlanal.c (reg_set_between_p, reg_set_p): Likewise.
11261 * tracer.c (count_insns, ignore_bb_p, better_p): Likewise.
11262 * tree-cfg.c (verify_gimple_unary_expr, verify_gimple_binary_expr,
11263 verify_gimple_modify_stmt): Likewise.
11264 * tree-chrec.c (is_not_constant_evolution,
11265 is_multivariate_chrec_rec, is_multivariate_chrec,
11266 chrec_contains_symbols, chrec_contains_undetermined,
11267 tree_contains_chrecs, evolution_function_is_affine_multivariate_p,
11268 evolution_function_is_univariate_p, avoid_arithmetics_in_type_p,
11269 eq_evolutions_p, scev_direction): Likewise.
11270 * tree-chrec.h (automatically_generated_chrec_p, tree_is_chrec,
11271 eq_evolutions_p, is_multivariate_chrec, chrec_contains_symbols,
11272 chrec_contains_symbols_defined_in_loop,
11273 chrec_contains_undetermined, tree_contains_chrecs,
11274 evolution_function_is_affine_multivariate_p,
11275 evolution_function_is_univariate_p, chrec_zerop,
11276 evolution_function_is_constant_p, evolution_function_is_affine_p,
11277 evolution_function_is_affine_or_constant_p,
11278 tree_does_not_contain_chrecs, chrec_type): Likewise.
11279 * tree-data-ref.c (tree_fold_divides_p,
11280 object_address_invariant_in_loop_p, dr_may_alias_p,
11281 ziv_subscript_p, siv_subscript_p, gcd_of_steps_may_divide_p,
11282 same_access_functions, constant_access_functions,
11283 access_functions_are_affine_or_constant_p, find_vertex_for_stmt):
11285 * tree-flow.h (scev_direction): Likewise.
11286 * tree-gimple.c (is_gimple_stmt): Likewise.
11287 * tree-outof-ssa.c (identical_copies_p, identical_stmt_lists_p):
11289 * tree-pretty-print.c (op_prio): Likewise.
11290 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop,
11291 analyzable_condition, backedge_phi_arg_p): Likewise.
11292 * tree-scalar-evolution.h (get_chrec_loop): Likewise.
11293 * tree-ssa-operands.c (get_name_decl, operand_build_cmp): Likewise.
11294 * tree-ssa-threadupdate.c (dbds_continue_enumeration_p):
11297 2007-08-13 Dan Hipschman <dsh@google.com>
11300 * c-format.c (check_format_arg): Move check for zero-length
11301 format strings below the check for unterminated strings.
11303 2007-08-13 Andrew Pinski <pinskia@gmail.com>
11306 * c-typeck.c (build_unary_op <case BIT_NOT_EXPR>): Reject vector float
11309 2007-08-13 Nick Clifton <nickc@redhat.com>
11311 * config/arm/arm_neon.h: Revert GPLv3 patch to this file.
11313 2007-08-12 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
11316 * c-format.c (gcc_gfc_length_specs): New array.
11317 (gcc_gfc_char_table): Add unsigned specifier, and references to
11318 the l length modifier.
11319 (format_types_orig): Use the new gcc_gfc_length_specs.
11321 2007-08-12 Sa Liu <saliu@de.ibm.com>
11323 * emit-rtl.c (try_split): Relink the insns with REG_LIBCALL note
11324 and with REG_RETVAL note after split.
11326 2007-08-11 David Daney <ddaney@avtrex.com>
11328 * config/mips/mips.c (mips_sched_reorder): Mark cycle parameter
11329 as ATTRIBUTE_UNUSED.
11331 2007-08-11 David Edelsohn <edelsohn@gnu.org>
11332 Segher Boessenkool <segher@kernel.crashing.org>
11334 * config/rs6000/rs6000.h (CC1_CPU_SPEC): Define as empty string if
11335 HAVE_LOCAL_CPU_DETECT not defined.
11337 2007-08-11 Jan Hubicka <jh@suse.cz>
11339 * cgraphunit.c (record_cdtor_fn): Declare all cdtors always inlined.
11340 (cgraph_process_new_functions): Honor previous value of
11341 disregard_inline_limits.
11342 * ipa-inline.c (compute_inline_parameters): Likewise.
11344 2007-08-11 Ian Lance Taylor <iant@google.com>
11346 * alias.h (alias_set_type): Define new type.
11347 (ALIAS_SET_MEMORY_BARRIER): Use it.
11348 * rtl.h: Include alias.h.
11349 (struct mem_attrs): Use alias_set_type.
11350 * tree.h: Include alias.h
11351 (struct tree_type): Use alias_set_type.
11352 (struct tree_struct_field_tag): Likewise.
11353 (struct tree_decl_common): Likewise.
11354 * alias.c (struct alias_set_entry): Use alias_set_type.
11355 (get_alias_set_entry, alias_set_subset_of): Likewise.
11356 (alias_sets_conflict_p): Likewise.
11357 (alias_sets_must_conflict_p): Likewise.
11358 (objects_must_conflict_p): Likewise.
11359 (get_alias_set, new_alias_set): Likewise.
11360 (record_alias_subset, record_component_aliases): Likewise.
11361 (varargs_set, frame_set): Change to alias_set_type.
11362 (get_varargs_alias_set): Use alias_set_type.
11363 (get_frame_alias_set): Likewise.
11364 * builtins.c (setjmp_alias_set): Change to alias_set_type.
11365 * dse.c (struct store_info): Use alias_set_type.
11366 (struct read_info, struct clear_alias_mode_holder): Likewise.
11367 (clear_alias_set_lookup, canon_address): Likewise.
11368 (record_store, check_mem_read_rtx): Likewise.
11369 (dse_record_singleton_alias_set): Likewise.
11370 (dse_invalidate_singleton_alias_set): Likewise.
11371 * emit-rtl.c (get_mem_attrs): Likewise.
11372 (set_mem_attributes_minus_bitpos): Likewise.
11373 (set_mem_alias_set): Likewise.
11374 * expr.c (store_constructor_field, store_field): Likewise.
11375 * gimplify.c (struct gimplify_init_ctor_preeval_data): Likewise.
11376 * langhooks.c (lhd_get_alias_set): Likewise.
11377 * langhooks-def.h (lhd_get_alias_set): Likewise.
11378 * reload1.c (alter_reg): Likewise.
11379 * tree-flow.h (struct fieldoff): Likewise.
11380 * tree-ssa-alias.c (struct alias_map_d): Likewise.
11381 (may_alias_p, get_smt_for, create_sft): Likewise.
11382 * tree-ssa-alias-warnings.c (nonstandard_alias_types_p): Likewise.
11383 * tree-ssa-structalias.c (set_uids_in_ptset): Likewise.
11384 (merge_smts_into): Likewise.
11385 * varasm.c (const_alias_set): Likewise.
11386 * c-common.c (strict_aliasing_warning): Likewise.
11387 (c_common_get_alias_set): Likewise.
11388 * dse.h (dse_record_singleton_alias_set): Update declaration.
11389 (dse_invalidate_singleton_alias_set): Likewise.
11390 * emit-rtl.h (set_mem_alias_set): Likewise.
11391 * c-common.h (c_common_get_alias_set): Likewise.
11392 * print-rtl.c (print_rtx): Cast MEM_ALIAS_SET when printing it.
11393 * print-tree.c (print_node): Likewise.
11394 * config/alpha/alpha.c (alpha_sr_alias_set): Change to
11396 (alpha_setup_incoming_varargs): Use alias_set_type.
11397 * config/i386/i386.c (setup_incoming_varargs_64): Use
11399 (setup_incoming_varargs_ms_64): Likewise.
11400 (ix86_GOT_alias_set): Likewise.
11401 * config/mn10300/mn10300.c (mn10300_builtin_saveregs): Likewise.
11402 * config/rs6000/rs6000.c (setup_incoming_varargs): Likewise.
11403 (set): Change to alias_set_type.
11404 (get_TOC_alias_set): Use alias_set_type.
11405 * config/rs6000/rs6000-protos.h (get_TOC_alias_set): Update
11407 * config/sh/sh.c (sh_builtin_saveregs): Use alias_set_type.
11408 * config/sparc/sparc.c (sparc_sr_alias_set): Change to
11410 (struct_value_alias_set): Likewise.
11411 * Makefile.in (GTFILES): Add $(srcdir)/alias.h.
11413 2007-08-11 Richard Sandiford <richard@codesourcery.com>
11415 * config/vxworks-dummy.h (TARGET_VXWORKS): Define.
11416 * config/vxworks.h (TARGET_VXWORKS): Override.
11417 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Don't define
11418 "mips" if TARGET_VXWORKS.
11420 2007-08-11 Richard Sandiford <richard@codesourcery.com>
11422 * calls.c (avoid_likely_spilled_reg): New function.
11423 (expand_call): Use it.
11425 2007-08-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11427 * c-typeck.c (build_c_cast): Add OPT_Wcast_qual to warnings.
11429 2007-08-10 Adam Nemet <anemet@caviumnetworks.com>
11431 * config/mips/predicates.md (const_call_insn_operand): Invoke
11432 SYMBOL_REF_LONG_CALL_P only on SYMBOL_REFs.
11434 2007-08-10 David Edelsohn <edelsohn@gnu.org>
11437 * config/rs6000/driver-rs6000.c: Include link.h.
11438 Use ElfW instead of wordsize-specif typedef.
11440 2007-08-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11442 * system.h (CONST_CAST): New.
11443 * c-decl.c (c_make_fname_decl): Use it.
11444 * c-lex.c (cb_ident, lex_string): Likewise.
11445 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
11446 * gcc.c (set_spec, read_specs, for_each_path, execute, do_spec_1,
11447 give_switch, set_multilib_dir): Likewise.
11448 * gengtype-parse.c (string_seq, typedef_name): Likewise.
11449 * passes.c (execute_one_pass): Likewise.
11450 * prefix.c (update_path): Likewise.
11451 * pretty-print.c (pp_base_destroy_prefix): Likewise.
11452 * tree.c (build_string): Likewise.
11454 2007-08-10 Aldy Hernandez <aldyh@redhat.com>
11456 * tree-flow-inline.h (is_exec_stmt): Remove.
11457 (is_label_stmt): Remove.
11458 * tree-flow.h: Remove prototypes for is_exec_stmt, get_filename, and
11461 2007-08-10 Andreas Krebbel <krebbel1@de.ibm.com>
11463 * lower-subreg.c (resolve_shift_zext): Don't adjust
11464 src_reg_num for wordmode operands.
11466 2007-08-10 Sandra Loosemore <sandra@codesourcery.com>
11467 David Ung <davidu@mips.com>
11469 * config/mips/mips.c (TARGET_SCHED_INIT): Define.
11470 (TARGET_SCHED_REORDER2): Define.
11471 (mips_maybe_swap_ready): New.
11472 (mips_last_74k_agen_insn): New.
11473 (mips_74k_agen_init): New.
11474 (mips_74k_agen_reorder): New function to group loads and stores
11475 in the ready queue.
11476 (mips_sched_init): New.
11477 (mips_sched_reorder): Don't do initialization here. Call
11478 mips_74k_agen_reorder.
11479 (mips_variable_issue): Call mips_74k_agen_init.
11481 2007-08-10 Aldy Hernandez <aldyh@redhat.com>
11483 * tree-flow-inline.h (get_filename): Remove.
11485 2007-08-10 Richard Sandiford <richard@codesourcery.com>
11487 * config/mips/mips-protos.h (mips_address_insns): Add a boolean
11489 (mips_fetch_insns): Delete in favor of...
11490 (mips_load_store_insns): ...this new function.
11491 * config/mips/mips.c (mips_address_insns): Add a boolean argument
11492 to say whether multiword moves _might_ be split.
11493 (mips_fetch_insns): Delete in favor of...
11494 (mips_load_store_insns): ...this new function.
11495 (mips_rtx_costs): Update the call to mips_address_insns.
11496 (mips_address_cost): Likewise.
11497 * config/mips/mips.md (length): Use mips_load_store_insns instead
11498 of mips_fetch_insns.
11499 * config/mips/constraints.md (R): Use mips_address_insns rather
11500 than mips_fetch_insns. Assume that the move never needs to be split.
11502 2007-08-09 Sandra Loosemore <sandra@codesourcery.com>
11504 * config/mips/mips.opt (mhard-float, msoft-float): Make these
11505 control TARGET_HARD_FLOAT_ABI and TARGET_SOFT_FLOAT_ABI, rather
11506 than TARGET_HARD_FLOAT and TARGET_SOFT_FLOAT.
11507 * config/mips/mips.h (mips16_hard_float): Delete.
11508 (TARGET_HARD_FLOAT_ABI, TARGET_SOFT_FLOAT_ABI): Delete these
11509 definitions, and replace with....
11510 (TARGET_HARD_FLOAT, TARGET_SOFT_FLOAT): Define.
11511 * config/mips/mips.c (mips16_hard_float): Delete. Replace
11512 all references with (TARGET_MIPS16 && TARGET_HARD_FLOAT_ABI).
11513 (MIPS_MARCH_CONTROLS_SOFT_FLOAT): Update comments.
11514 (override_options): Replace MASK_SOFT_FLOAT references with
11515 MASK_SOFT_FLOAT_ABI. Delete twiddling with MASK_SOFT_FLOAT
11516 and mips16_hard_float when TARGET_MIPS16.
11518 2007-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
11521 * c-typeck.c (build_binary_op): Check for non pointer types before
11522 calling int_fits_type_p.
11524 2007-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
11526 PR middle-end/32813
11527 * fold-const.c (omit_one_operand): Return only the ommitted expression
11528 if the result is an empty statement.
11529 (pedantic_omit_one_operand): Likewise.
11531 2007-08-09 Daniel Berlin <dberlin@dberlin.org>
11533 * c-typeck.c (readonly_error): Improve error for assignment.
11535 * c-pretty-print.c (pp_c_additive_expression): Handle pointer-plus
11537 (pp_c_expression): Ditto.
11539 2007-08-09 Simon Baldwin <simonb@google.com>
11541 * simplify-rtx.c (simplify_binary_operation_1): Removed erroneous
11542 break that was preventing simplify_associative_operation() for xor.
11544 2007-08-09 Sandra Loosemore <sandra@codesourcery.com>
11545 Nigel Stephens <nigel@mips.com>
11547 * doc/tm.texi (CLZ_DEFINED_VALUE_AT_ZERO, CTZ_DEFINED_VALUE_AT_ZERO):
11548 Document change in interpretation of value from boolean to
11550 * optabs.c (expand_ffs, expand_ctz): New functions to compute
11551 ffs and ctz using clz.
11552 (expand_unop): Call them.
11553 * config/rs6000/rs6000.h (CLZ_DEFINED_VALUE_AT_ZERO): Fix its
11555 (CTZ_DEFINED_VALUE_AT_ZERO): Likewise.
11556 * config/mips/mips.h (CLZ_DEFINED_VALUE_AT_ZERO): Likewise, to
11557 enable the new ffs expansion on this target.
11559 2007-08-09 Jan Hubicka <jh@suse.cz>
11561 * optabs.c (expand_widen_pattern_expr): Use optabs accestors.
11562 (expand_ternary_op): Likewise.
11563 (expand_vec_shift_expr): Likewise.
11564 (expand_binop_directly): Likewise.
11565 (expand_binop): Likewise.
11566 (sign_expand_binop): Likewise.
11567 (expand_twoval_unop): Likewise.
11568 (expand_twoval_binop): Likewise.
11569 (expand_twoval_binop_libfunc): Likewise.
11570 (widen_clz): Likewise.
11571 (widen_bswap): Likewise.
11572 (expand_parity): Likewise.
11573 (expand_unop): Likewise.
11574 (expand_abs_nojump): Likewise.
11575 (expand_copysign): Likewise.
11576 (emit_no_conflict_block): Likewise.
11577 (emit_libcall_block): Likewise.
11578 (can_compare_p): Likewise.
11579 (prepare_cmp_insn): Likewise.
11580 (emit_cmp_and_jump_insn_1): Likewise.
11581 (prepare_float_lib_cmp): Likewise.
11582 (emit_conditional_add): Likewise.
11583 (gen_add2_insn): Likewise.
11584 (have_add2_insn): Likewise.
11585 (gen_sub2_insn): Likewise.
11586 (have_sub2_insn): Likewise.
11587 (can_extend_p): Likewise.
11588 (can_fix_p): Likewise.
11589 (can_float_p): Likewise.
11590 (expand_float): Likewise.
11591 (expand_fix): Likewise.
11592 (expand_sfix_optab): Likewise.
11593 (new_optab): Likewise.
11594 (new_convert_optab): Likewise.
11595 (init_libfuncs): Likewise.
11596 (init_interclass_conv_libfuncs): Likewise.
11597 (init_intraclass_conv_libfuncs): Likewise.
11598 (set_conv_libfunc): Likewise.
11599 (init_optabs): Likewise.
11600 (debug_optab_libfuncs): Likewise.
11601 (gen_cond_trap): Likewise.
11602 * optabs.h (optab_handler, convert_optab_hanlder): New.
11603 * genopinit.c: Update optabs generation table.
11604 * reload.c (find_reloads_address_1): Use optabs accestors.
11605 * builtins.c (expand_builtin_mathfn): Likewise.
11606 (expand_builtin_mathfn_2): Likewise.
11607 (expand_builtin_mathfn_3): Likewise.
11608 (expand_builtin_interclass_mathfn): Likewise.
11609 (expand_builtin_sincos): Likewise.
11610 (expand_builtin_cexpi): Likewise.
11611 (expand_builtin_powi): Likewise.
11612 (expand_builtin_strlen): Likewise.
11613 * dojump.c (do_jump): Likewise.
11614 * expr.c (convert_move): Likewise.
11615 (move_by_pieces): Likewise.
11616 (move_by_pieces_ninsns): Likewise.
11617 (can_store_by_pieces): Likewise.
11618 (store_by_pieces_1): Likewise.
11619 (emit_move_via_integer): Likewise.
11620 (emit_move_complex): Likewise.
11621 (emit_move_ccmode): Likewise.
11622 (emit_move_insn_1): Likewise.
11623 (emit_single_push_insn): Likewise.
11624 (store_constructor): Likewise.
11625 (expand_expr_real_1): Likewise.
11626 (do_store_flag): Likewise.
11627 * ada/misc.c (gnat_compute_largest_alignment): Likewise.
11628 (enumerate_modes): Likewise.
11629 * tree-vectorizer.c (vect_supportable_dr_alignment): Likewise.
11630 (supportable_widening_operation): Likewise.
11631 (supportable_narrowing_operation): Likewise.
11632 * expmed.c (store_bit_field_1): Likewise.
11633 (extract_bit_field_1): Likewise.
11634 (expand_mult_highpart_optab): Likewise.
11635 (expand_smod_pow2): Likewise.
11636 (expand_divmod): Likewise.
11637 (emit_store_flag): Likewise.
11638 * tree-vect-patterns.c
11639 (vect_pattern_recog_1): Likewise.
11640 * tree-ssa-loop-prefetch.c
11641 (nontemporal_store_p): Likewise.
11642 * tree-vect-transform.c (vect_model_reduction_cost): Likewise.
11643 (vect_create_epilog_for_reduction): Likewise.
11644 (vectorizable_reduction): Likewise.
11645 (vectorizable_operation): Likewise.
11646 (vect_strided_store_supported): Likewise.
11647 (vectorizable_store): Likewise.
11648 (vect_strided_load_supported): Likewise.
11649 (vectorizable_load): Likewise.
11650 * combine.c (simplify_comparison): Likewise.
11651 * tree-vect-generic.c
11652 (type_for_widest_vector_mode): Likewise.
11653 (expand_vector_operations_1): Likewise.
11654 * config/spu/spu.c (spu_expand_mov): Likewise.
11655 (spu_emit_vector_compare): Likewise.
11656 * config/rs6000/rs6000.c
11657 (rs6000_emit_vector_compare): Likewise.
11658 * stmt.c (add_case_node): Likewise.
11659 * reload1.c (gen_reload):
11661 2007-08-09 Michael Matz <matz@suse.de>
11663 * tree.h (fixed_zerop): Declare as taking a const_tree.
11664 * tree.c (fixed_zerop): Take a const_tree.
11666 2007-08-09 Ira Rosen <irar@il.ibm.com>
11668 * tree-vect-transform.c (vectorizable_store): Remove call to
11669 copy_virtual_operands() and call mark_symbols_for_renaming() for
11670 the created vector store.
11671 (vect_setup_realignment): Don't call copy_virtual_operands() and
11672 update_vuses_to_preheader().
11673 (vectorizable_load): Don't call copy_virtual_operands().
11674 (update_vuses_to_preheader): Remove.
11676 2007-08-08 Chao-ying Fu <fu@mips.com>
11678 * tree.def (FIXED_POINT_TYPE): New type.
11679 (FIXED_CST): New constant.
11680 (FIXED_CONVERT_EXPR): New expr.
11681 * doc/c-tree.texi (Types): Document FIXED_POINT_TYPE.
11682 (Expressions): Document FIXED_CST and FIXED_CONVERT_EXPR.
11683 * tree.h (struct tree_base): Add saturating_flag.
11684 Remove one bit of spare for saturating_flag.
11685 (NUMERICAL_TYPE_CHECK): Support FIXED_POINT_TYPE.
11686 (NON_SAT_FIXED_POINT_TYPE_P, SAT_FIXED_POINT_TYPE_P,
11687 FIXED_POINT_TYPE_P): Define.
11688 (TYPE_SATURATING): Define.
11689 (TREE_FIXED_CST_PTR, TREE_FIXED_CST): Define.
11690 (struct tree_fixed_cst): New.
11691 (TYPE_IBIT, TYPE_FBIT): Define.
11692 (tree_node): Add fixed_cst.
11693 (enum tree_index): Add new enumeration values of
11694 TI_SAT_SFRACT_TYPE, TI_SAT_FRACT_TYPE, TI_SAT_LFRACT_TYPE,
11695 TI_SAT_LLFRACT_TYPE, TI_SAT_USFRACT_TYPE, TI_SAT_UFRACT_TYPE,
11696 TI_SAT_ULFRACT_TYPE, TI_SAT_ULLFRACT_TYPE, TI_SFRACT_TYPE,
11697 TI_FRACT_TYPE, TI_LFRACT_TYPE, TI_LLFRACT_TYPE, TI_USFRACT_TYPE,
11698 TI_UFRACT_TYPE, TI_ULFRACT_TYPE, TI_ULLFRACT_TYPE,
11699 TI_SAT_SACCUM_TYPE, TI_SAT_ACCUM_TYPE, TI_SAT_LACCUM_TYPE,
11700 TI_SAT_LLACCUM_TYPE, TI_SAT_USACCUM_TYPE, TI_SAT_UACCUM_TYPE,
11701 TI_SAT_ULACCUM_TYPE, TI_SAT_ULLACCUM_TYPE, TI_SACCUM_TYPE,
11702 TI_ACCUM_TYPE, TI_LACCUM_TYPE, TI_LLACCUM_TYPE, TI_USACCUM_TYPE,
11703 TI_UACCUM_TYPE, TI_ULACCUM_TYPE, TI_ULLACCUM_TYPE,
11704 TI_QQ_TYPE, TI_HQ_TYPE,_TYPE, TI_SQ_TYPE, TI_DQ_TYPE, TI_TQ_TYPE,
11705 TI_UQQ_TYPE, TI_UHQ_TYPE, TI_USQ_TYPE, TI_UDQ_TYPE, TI_UTQ_TYPE,
11706 TI_SAT_QQ_TYPE, TI_SAT_HQ_TYPE, TI_SAT_SQ_TYPE, TI_SAT_DQ_TYPE,
11707 TI_SAT_TQ_TYPE, TI_SAT_UQQ_TYPE, TI_SAT_UHQ_TYPE, TI_SAT_USQ_TYPE,
11708 TI_SAT_UDQ_TYPE, TI_SAT_UTQ_TYPE, TI_HA_TYPE, TI_SA_TYPE, TI_DA_TYPE,
11709 TI_TA_TYPE, TI_UHA_TYPE, TI_USA_TYPE, TI_UDA_TYPE, TI_UTA_TYPE,
11710 TI_SAT_HA_TYPE, TI_SAT_SA_TYPE, TI_SAT_DA_TYPE, TI_SAT_TA_TYPE,
11711 TI_SAT_UHA_TYPE, TI_SAT_USA_TYPE, TI_SAT_UDA_TYPE, TI_SAT_UTA_TYPE.
11712 (sat_short_fract_type_node, sat_fract_type_node,
11713 sat_long_fract_type_node, sat_long_long_fract_type_node,
11714 sat_unsigned_short_fract_type_node, sat_unsigned_fract_type_node,
11715 sat_unsigned_long_fract_type_node,
11716 sat_unsigned_long_long_fract_type_node, short_fract_type_node,
11717 fract_type_node, long_fract_type_node, long_long_fract_type_node,
11718 unsigned_short_fract_type_node, unsigned_fract_type_node,
11719 unsigned_long_fract_type_node, unsigned_long_long_fract_type_node,
11720 sat_short_accum_type_node, sat_accum_type_node,
11721 sat_long_accum_type_node, sat_long_long_accum_type_node,
11722 sat_unsigned_short_accum_type_node, sat_unsigned_accum_type_node,
11723 sat_unsigned_long_accum_type_node,
11724 sat_unsigned_long_long_accum_type_node, short_accum_type_node,
11725 accum_type_node, long_accum_type_node, long_long_accum_type_node,
11726 unsigned_short_accum_type_node, unsigned_accum_type_node,
11727 unsigned_long_accum_type_node, unsigned_long_long_accum_type_node,
11728 qq_type_node, hq_type_node, sq_type_node, dq_type_node, tq_type_node,
11729 uqq_type_node, uhq_type_node, usq_type_node, udq_type_node,
11730 utq_type_node, sat_qq_type_node, sat_hq_type_node, sat_sq_type_node,
11731 sat_dq_type_node, sat_tq_type_node, sat_uqq_type_node,
11732 sat_uhq_type_node, sat_usq_type_node, sat_udq_type_node,
11733 sat_utq_type_node, ha_type_node, sa_type_node, da_type_node,
11734 ta_type_node, uha_type_node, usa_type_node, uda_type_node,
11735 uta_type_node, sat_ha_type_node, sat_sa_type_node, sat_da_type_node,
11736 sat_ta_type_node, sat_uha_type_node, sat_usa_type_node,
11737 sat_uda_type_node, sat_uta_type_node): New macro.
11738 (make_fract_type, make_accum_type): Declare.
11739 (make_signed_fract_type, make_unsigned_fract_type,
11740 make_sat_signed_fract_type, make_sat_unsigned_fract_type,
11741 make_signed_accum_type, make_unsigned_accum_type,
11742 make_sat_signed_accum_type, make_sat_unsigned_accum_type,
11743 make_or_reuse_signed_fract_type, make_or_reuse_unsigned_fract_type,
11744 make_or_reuse_sat_signed_fract_type,
11745 make_or_reuse_sat_unsigned_fract_type, make_or_reuse_signed_accum_type,
11746 make_or_reuse_unsigned_accum_type, make_or_reuse_sat_signed_accum_type,
11747 make_or_reuse_sat_unsigned_accum_type): New macro.
11748 (fixed_zerop): Declare.
11749 * defaults.h (SHORT_FRACT_TYPE_SIZE, FRACT_TYPE_SIZE,
11750 LONG_FRACT_TYPE_SIZE, LONG_LONG_FRACT_TYPE_SIZE,
11751 SHORT_ACCUM_TYPE_SIZE, ACCUM_TYPE_SIZE, LONG_ACCUM_TYPE_SIZE,
11752 LONG_LONG_ACCUM_TYPE_SIZE): Define.
11753 * treestruct.def: Add TS_FIXED_CST.
11754 * Makefile.in (c-pretty-print.o): Add dependence on fixed-value.h.
11755 (tree.o): Likewise.
11756 (tree-dump.o): Likewise.
11757 (print-tree.o): Likewise.
11758 (tree-pretty-print.o): Likewise.
11759 (fold-const.o): Likewise.
11760 * tree-complex.c (some_nonzerop): Handle FIXED_CST.
11761 * tree-gimple.c (is_gimple_formal_tmp_rhs): Handle FIXED_CST.
11762 (is_gimple_min_invariant): Handle FIXED_CST.
11763 * stor-layout.c (int_mode_for_mode): Handle MODE_FRACT, MODE_UFRACT,
11764 MODE_ACCUM, MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT,
11765 MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
11766 (layout_type): Handle FIXED_POINT_TYPE.
11767 (make_fract_type, make_accum_type): New functions.
11768 * tree-browser.c (browse_tree): Handle FIXED_POINT_TYPE.
11769 * tree-dump.c (fixed-value.h): New include.
11770 (dump_fixed): New function.
11771 (dequeue_and_dump): Handle FIXED_POINT_TYPE and FIXED_CST.
11772 * tree-inline.c (remap_type_1): Handle FIXED_POINT_TYPE.
11773 (estimate_num_insns_1): Handle FIXED_CST and FIXED_CONVERT_EXPR.
11774 * tree-pretty-print.c (fixed-value.h): New include.
11775 (dump_generic_node): Handle FIXED_POINT_TYPE, FIXED_CST, and
11776 FIXED_CONVERT_EXPR.
11777 * tree-scalar-evolution.c (get_scalar_evolution): Handle FIXED_CST.
11778 * tree-ssa-loop-im.c (for_each_index): Handle FIXED_CST.
11779 * tree-ssa-pre.c (poolify_tree): Handle FIXED_CST.
11780 * tree-ssa-reassoc.c (break_up_subtract_bb): We can do reassociation
11781 for non-saturating fixed-point types.
11782 (reassociate_bb): Likewise.
11783 * emit-rtl.c (fixed-value.h): New include.
11784 (fconst0, fconst1): New array.
11785 (init_emit_once): Initialize fconst0 and fconst1 for fixed-point modes.
11786 * tree-vect-generic.c expand_vector_operation): Support
11787 MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, and
11788 MODE_VECTOR_UACCUM.
11789 (type_for_widest_vector_mode): Add one parameter for the
11791 Check scalar FRACT, UFRACT, ACCUM, and UACCUM mode to select their
11793 Pass the satp parameter to type_for_mode for fixed-point types.
11794 (expand_vector_operations_1): Pass the saturating flag to
11795 type_for_widest_vector_mode.
11796 Support MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
11797 and MODE_VECTOR_UACCUM.
11798 * tree-vect-transform.c (vect_is_simple_cond): Support FIXED_CST.
11799 (vectorizable_condition): Likewise.
11800 * tree.c (fixed-value.h): New include.
11801 (tree_code_size): Support FIXED_CST.
11802 (build_fixed): New function.
11803 (build_one_cst): Support FIXED_POINT_TYPE for accum types.
11804 (fixed_zerop): New function.
11805 (tree_node_structure): Support FIXED_CST.
11806 (type_contains_placeholder_1): Support FIXED_POINT_TYPE.
11807 (build_type_attribute_qual_variant): Handle FIXED_POINT_TYPE.
11808 (type_hash_eq): Handle FIXED_POINT_TYPE.
11809 (simple_cst_equal): Support FIXED_CST.
11810 (iterative_hash_expr): Handle FIXED_CST.
11811 (get_unwidened): Make sure type is not FIXED_POINT_TYPE.
11812 (get_narrower): Likewise.
11813 (variably_modified_type_p): Handle FIXED_POINT_TYPE.
11814 (make_or_reuse_fract_type, make_or_reuse_accum_type): New functions.
11815 (build_common_tree_nodes_2): Use MAKE_FIXED_TYPE_NODE_FAMILY and
11816 MAKE_FIXED_MODE_NODE macros to initialize fixed-point type
11818 (build_vector_type_for_mode): Handle MODE_VECTOR_FRACT,
11819 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
11820 (initializer_zerop): Support FIXED_CST.
11821 (walk_tree): Handle FIXED_CST and FIXED_POINT_TYPE.
11822 * dwarf2out.c (base_type_die): Use DW_ATE_signed_fixed or
11823 DW_ATE_unsigned_fixed to describe FIXED_POINT_TYPE.
11824 (is_base_type): Handle FIXED_POINT_TYPE.
11825 (add_type_attribute): Handle FIXED_POINT_TYPE.
11826 (gen_type_die_with_usage): Handle FIXED_POINT_TYPE.
11827 * print-tree.c (fixed-value.h): New include.
11828 (print_node_brief): Support FIXED_CST.
11829 (print_node): Support FIXED_POINT_TYPE and FIXED_CST.
11830 * c-pretty-print.c (fixed-value.h): New include.
11831 (pp_c_type_specifier): Handle FIXED_POINT_TYPE. Need to pass
11832 TYPE_SATURATING to c_common_type_for_mode for fixed-point modes.
11833 (pp_c_direct_abstract_declarator): Handle FIXED_POINT_TYPE.
11834 Support fixed-point types for inner items in VECTOR_TYPE.
11835 (pp_c_direct_declarator): Likewise.
11836 (pp_c_declarator): Likewise.
11837 (pp_c_fixed_constant): New function.
11838 (pp_c_constant): Handle FIXED_CST.
11839 (pp_c_primary_expression): Likewise.
11840 (pp_c_expression): Likewise.
11841 * fold-const.c (fixed-value.h): New include.
11842 (negate_expr_p): Return true for FIXED_CST.
11843 (fold_negate_expr): Support FIXED_CST.
11844 (split_tree): Support FIXED_CST.
11845 (const_binop): Support FIXED_CST.
11846 (fold_convert_const_int_from_fixed): New function to convert from
11848 (fold_convert_const_real_from_fixed): New function to convert from
11850 (fold_convert_const_fixed_from_fixed): New function to convert from
11851 fixed to another fixed.
11852 (fold_convert_const_fixed_from_int): New function to convert from
11854 (fold_convert_const_fixed_from_real): New function to convert from
11856 (fold_convert_const): Support conversions from fixed to int, from
11857 fixed to real, from fixed to fixed, from int to fixed, and from real
11859 (fold_convert): Support FIXED_CST and FIXED_POINT_TYPE.
11860 (operand_equal_p): Support FIXED_CST.
11861 (make_range): For fixed-point modes, we need to pass the
11862 saturating flag as the 2nd parameter.
11863 (tree_swap_operands_p): Handle FIXED_CST.
11864 (fold_plusminus_mult_expr): For fract modes, we cannot generate
11866 (fold_unary): Support FIXED_CONVERT_EXPR.
11867 (fold_binary): Handle FIXED_CST.
11868 Make sure the type is not saturating, before associating operations.
11869 Ex: A + B + C, A * B * C, (A1 * C1) +/- (A2 * C2).
11870 (tree_expr_nonnegative_warnv_p): Handle FIXED_CST.
11871 (fold_negate_const): Support FIXED_CST.
11872 (fold_relational_const): Support FIXED_CST.
11873 * gimplify.c (omp_firstprivatize_type_sizes): Handle FIXED_POINT_TYPE.
11874 (gimplify_expr): Handle FIXED_CST.
11875 (gimplify_type_sizes): Handle FIXED_POINT_TYPE.
11876 * ipa-prop.c (ipa_callsite_compute_param): Support FIXED_CST.
11877 * ipa-type-escape.c (type_to_consider): Handle FIXED_POINT_TYPE.
11878 * doc/tm.texi (Type Layout): Document SHORT_FRACT_TYPE_SIZE,
11879 FRACT_TYPE_SIZE, LONG_FRACT_TYPE_SIZE, LONG_LONG_FRACT_TYPE_SIZE,
11880 SHORT_ACCUM_TYPE_SIZE, ACCUM_TYPE_SIZE, LONG_ACCUM_TYPE_SIZE,
11881 LONG_LONG_ACCUM_TYPE_SIZE.
11882 * dbxout.c (dbxout_type): Handle FIXED_POINT_TYPE.
11883 * c-aux-info.c (gen_type): Handle FIXED_POINT_TYPE.
11884 * tree-sra.c (is_sra_scalar_type): Support FIXED_POINT_TYPE.
11885 * expmed.c (extract_bit_field): Support MODE_FRACT, MODE_UFRACT,
11886 MODE_ACCUM, and MODE_UACCUM.
11887 * tree-vectorizer.c (vect_is_simple_reduction): Check for saturating
11888 fixed-point types to disable reduction.
11889 * explow.c (promote_mode): Support FIXED_POINT_TYPE.
11891 2007-08-08 David Edelsohn <edelsohn@gnu.org>
11893 * config/rs6000/x-rs6000: New file.
11894 * config/rs6000/darwin.h (CC1_SPEC): Add cc1_cpu.
11895 * config/rs6000/rs6000.h (EXTRA_SPECS): Add cc1_cpu.
11896 (EXTRA_SPEC_FUNCTIONS): Define.
11897 (HAVE_LOCAL_CPU_DETECT): Define.
11898 (CC1_CPU_SPEC): Define.
11899 * config/rs6000/driver-rs6000.c: New file.
11900 * config/rs6000/aix.h (CC1_SPEC): Define.
11901 * config/rs6000/sysv4.h (CC1_SPEC): Add cc1_cpu.
11902 * config.host: Add x-rs6000 to host_xmake_file if host and target
11903 are rs6000 or powerpc.
11905 2007-08-08 Paolo Bonzini <paolo.bonzini@lu.unisi.ch>
11907 * config/i386/t-crtstuff (CRTSTUFF_T_CFLAGS): Use +=.
11909 2007-08-08 Richard Sandiford <richard@codesourcery.com>
11910 Sandra Loosemore <sandra@codesourcery.com>
11911 Chao-ying Fu <fu@mips.com>
11912 Nigel Stephens <nigel@mips.com>
11913 David Ung <davidu@mips.com>
11915 * doc/invoke.texi (-mcode-readable): Document.
11916 * config/mips/mips.opt (mcode-readable): New option.
11917 * config/mips/mips-protos.h (SYMBOL_32_HIGH): New symbol type.
11918 * config/mips/mips.h (mips_code_readable_setting): New enum.
11919 (mips_code_readable): Declare.
11920 (TARGET_MIPS16_TEXT_LOADS, TARGET_MIPS16_PCREL_LOADS): New macros.
11921 (TARGET_MIPS16_SHORT_JUMP_TABLES): New macro.
11922 (JUMP_TABLES_IN_TEXT_SECTION): Use it.
11923 (CASE_VECTOR_MODE, CASE_VECTOR_PC_RELATIVE): Likewise. Remove
11924 boiler-plate comments.
11925 (ASM_OUTPUT_ADDR_DIFF_ELT): Use TARGET_MIPS16_SHORT_JUMP_TABLES.
11926 * config/mips/mips.c (mips_code_readable): New variable.
11927 (mips_classify_symbol): Only return SYMBOL_PC_RELATIVE for
11928 MIPS16 labels if TARGET_MIPS16_SHORT_JUMP_TABLES. Use both the
11929 context and -mcode-readable setting to restrict the use of
11930 SYMBOL_PC_RELATIVE for MIPS16 constant pool references.
11931 Only return TARGET_FORCE_TO_MEM if PC-relative loads are allowed.
11932 (mips_symbolic_constant_p): Handle SYMBOL_32_HIGH.
11933 (mips_blocks_for_constant_p): Only return false for
11934 TARGET_MIPS16_PCREL_LOADS.
11935 (mips_symbol_insns_1): Treat HIGHs as 2 extended instructions
11936 for MIPS16. Handle SYMBOL_32_HIGH.
11937 (mips_const_insns): Allow HIGHs for MIPS16 too.
11938 (mips_unspec_address_offset): New function, split out from...
11939 (mips_unspec_address): ...here.
11940 (mips_output_move): Handle MIPS16 HIGH moves. Use "li" to load
11941 16-bit symbolic constants. Assert approropiate conditions for
11942 using the "la" and "dla" macros.
11943 (mips_handle_option): Handle -mcode-readable=.
11944 (override_options): Use %hi/%lo relocations for TARGET_MIPS16 too.
11945 Set up mips_lo_relocs[SYMBOL_32_HIGH].
11946 (mips_strip_unspec_address): New function, split out from...
11947 (print_operand_reloc): ...here.
11948 (print_operand): Pass constants through mips_strip_unspec_address.
11949 (print_operand_address): Likewise.
11950 (mips_output_mi_thunk): Remove guard of mips16_lay_out_constants.
11951 (mips_select_rtx_section): Remove MIPS16 handling.
11952 (mips16_gp_pseudo_reg): Check currently_expanding_to_rtl.
11953 (mips16_rewrite_pool_refs): Wrap the labels in an address UNSPEC.
11954 (mips16_lay_out_constants): Do nothing unless
11955 TARGET_MIPS16_PCREL_LOADS.
11956 (mips_avoid_hazards): Remove guard of mips16_lay_out_constants.
11957 * config/mips/mips.md: Split HIGHs for MIPS16.
11958 (tablejump): Use TARGET_MIPS16_SHORT_JUMP_TABLES.
11960 2007-08-08 Richard Sandiford <richard@codesourcery.com>
11962 * config/mips/mips-protos.h (mips_emit_move): Declare.
11963 * config/mips/mips.c (mips_emit_move): New function.
11964 (mips_force_temporary): Use mips_emit_move instead of emit_move_insn.
11965 (mips_legitimize_const_move): Likewise.
11966 (mips_legitimize_move): Likewise.
11967 (mips_split_64bit_move): Likewise.
11968 (mips_restore_gp): Likewise.
11969 (mips_load_call_address): Likewise.
11970 (mips_emit_fcc_reload): Likewise.
11971 (mips_set_return_address): Likewise.
11972 (mips_block_move_straight): Likewise.
11973 (mips_block_move_loop): Likewise.
11974 (mips_setup_incoming_varargs): Likewise.
11975 (mips_save_reg): Likewise.
11976 (mips_expand_prologue): Likewise.
11977 (mips_restore_reg): Likewise.
11978 (mips_expand_epilogue): Likewise.
11979 (mips_output_mi_thunk): Likewise.
11980 (build_mips16_call_stub): Likewise.
11981 (mips_builtin_branch_and_move): Likewise.
11982 * config/mips/mips.h (INITIALIZE_TRAMPOLINE): Likewise.
11983 * config/mips/mips.md (fixuns_truncdfsi2): Likewise.
11984 (fixuns_truncdfdi2): Likewise.
11985 (fixuns_truncsfsi2): Likewise.
11986 (fixuns_truncsfdi2): Likewise.
11987 (loadgp_absolute): Likewise.
11988 (builtin_setjmp_setup): Likewise.
11989 (builtin_longjmp): Likewise.
11990 (untyped_call): Likewise.
11992 2007-08-08 Richard Sandiford <richard@codesourcery.com>
11994 * config/mips/mips-protos.h (mips_split_symbol): Add a mode and
11995 an "rtx *" argument. Return a bool.
11996 * config/mips/mips.c (mips_split_symbol): Accept arbitrary source
11997 values and return true if they can be split. Take the same kind of
11998 mode argument as mips_symbol_insns. Add a "lo_sum_out" parameter
11999 and store the lo_sum there if nonnull. Use the symbol type to
12000 determine whether a $gp or HIGH is needed.
12001 (mips_legitimize_address): Update call to mips_split_symbol and
12002 simplify accordingly.
12003 (mips_legitimize_const_move): Likewise.
12004 * config/mips/mips.md: In the combine define_split,
12005 check mips_split_symbol instead of splittable_symbolic_operand.
12006 Update use of mips_split_symbol in the generator code.
12007 * config/mips/predicates.md (splittable_symbolic_operand): Delete.
12009 2007-08-08 Richard Sandiford <richard@codesourcery.com>
12011 * config/mips/mips.c (mips_symbolic_address_p): Delete.
12012 (mips_symbol_insns_1): New function, split out from...
12013 (mips_symbol_insns): ...here. Take a mode argument. Treat loads
12014 and stores separately from load addresses.
12015 (mips_classify_address): Replace uses of mips_symbolic_address_p
12016 with uses of mips_symbol_insns.
12017 (mips_address_insns): Update calls to mips_symbol_insns.
12018 (mips_const_insns): Likewise.
12019 (mips_legitimize_address): Likewise.
12021 2007-08-08 Richard Sandiford <richard@codesourcery.com>
12023 * config/mips/mips-protos.h (SYMBOL_FORCE_TO_MEM): New symbol type.
12024 * config/mips/mips.c (mips_classify_symbol): Skip TARGET_ABICALLS
12025 block for locally-binding symbols if TARGET_ABSOLUTE_ABICALLS.
12026 Return SYMBOL_FORCE_TO_MEM instead of SYMBOL_ABSOLUTE for
12027 non-call contexts if TARGET_MIPS16.
12028 (mips_symbolic_constant_p): Handle SYMBOL_FORCE_TO_MEM.
12029 (mips_symbolic_address_p): Likewise. Remove special TARGET_MIPS16
12030 code for SYMBOL_ABSOLUTE.
12031 (mips_symbol_insns): Likewise.
12033 2007-08-08 Richard Sandiford <richard@codesourcery.com>
12035 * config/mips/mips-protos.h (mips_symbol_context): New enumeration.
12036 * config/mips/mips.c (mips_classify_symbol): Take a context argument.
12037 (mips_symbolic_constant_p): Likewise. Update the call to
12038 mips_classify_symbol.
12039 (mips_classify_address): Update the calls to mips_symbolic_constant_p.
12040 (mips_const_insns): Likewise. Update the call to mips_classify_symbol.
12041 (mips_legitimize_address): Update the call to mips_symbolic_constant_p.
12042 (print_operand_reloc): Add a context argument. Update the call to
12043 mips_symbolic_constant_p.
12044 (print_operand): Update the calls to print_operand_reloc.
12045 (print_operand_address): Use print_operand_reloc rather than
12047 (mips_rewrite_small_data_p): Add a context argument. Update the call
12048 to mips_symbolic_constant_p.
12049 (mips_small_data_pattern_1): Make DATA the containing mem.
12050 Update the call to mips_rewrite_small_data_p.
12051 (mips_rewrite_small_data_1): Likewise.
12052 (mips_use_anchors_for_symbol_p): Update the call to
12053 mips_symbolic_constant_p.
12054 * config/mips/predicates.md (const_call_insn_operand): Likewise.
12055 (splittable_symbolic_operand): Likewise.
12056 (move_operand): Likewise.
12057 (absolute_symbolic_operand): Likewise.
12058 (got_disp_operand): Likewise.
12059 (got_page_ofst_operand): Likewise.
12061 2007-08-08 Richard Sandiford <richard@codesourcery.com>
12063 * config/mips/mips-protos.h (SYMBOL_GENERAL): Rename to...
12064 (SYMBOL_ABSOLUTE): ...this.
12065 (SYMBOL_SMALL_DATA): Rename to...
12066 (SYMBOL_GP_RELATIVE): ...this.
12067 (SYMBOL_CONSTANT_POOL): Rename to...
12068 (SYMBOL_PC_RELATIVE): ...this.
12069 * config/mips/mips.c (mips_classify_symbol, mips_symbolic_constant_p)
12070 (mips_symbolic_address_p, mips_symbol_insns, override_options)
12071 (mips_rewrite_small_data_p, mips_use_anchors_for_symbol_p): Update
12072 after above changes.
12073 * config/mips/predicates.md (const_call_insn_operand): Likewise.
12074 (general_symbolic_operand): Rename to...
12075 (absolute_symbolic_operand): ...this.
12076 * config/mips/mips.md: Update after above changes.
12078 2007-08-08 Vladimir Yanovsky <yanov@il.ibm.com>
12079 Revital Eres <eres@il.ibm.com>
12081 * ddg.c (print_ddg): Add dump information.
12082 * modulo-sched.c (print_node_sched_params): Add parameter and
12084 (calculate_maxii): Remove function.
12085 (undo_generate_reg_moves): Likewise.
12086 (undo_permute_partial_schedule): Likewise.
12087 (kernel_number_of_cycles): Likewise.
12088 (MAXII_FACTOR): New definition to calculate the upper bound of II.
12089 (sms_schedule): Use it. Remove profitability checks.
12090 (sms_schedule_by_order): Fix order of nodes within the cycle.
12092 2007-08-08 Samuel Thibault <samuel.thibault@ens-lyon.org>
12094 * config/i386/gnu.h (STARTFILE_SPEC): Use gcrt0.o in profile mode, add
12095 -profile option, add pie support.
12096 (ENDFILE_SPEC): New spec.
12097 * config/gnu.h (LIB_SPEC): Add -profile option.
12099 2007-08-08 Samuel Thibault <samuel.thibault@ens-lyon.org>
12101 * config/i386/gnu.h (CPP_SPEC): Add -pthread option.
12102 * config/gnu.h (LIB_SPEC): Likewise.
12104 2007-08-07 Yaz Saito <saito@google.com>
12105 Ian Lance Taylor <iant@google.com>
12107 * common.opt (finstrument-functions-exclude-function-list): New
12109 (finstrument-functions-exclude-file-list): New option.
12110 * opts.c (char_p): Define and DEF_VEC.
12111 (flag_instrument_functions_exclude_functions): New static
12113 (flag_instrument_functions_exclude_files): New static variable.
12114 (add_instrument_functions_exclude_list): New static function.
12115 (flag_instrument_functions_exclude_p): New function.
12116 (common_handle_option): Handle new options.
12117 * flags.h (flag_instrument_functions_exclude_p): Declare.
12118 * gimplify.c (gimplify_function_tree): Call
12119 flag_instrument_functions_exclude_p.
12120 * doc/invoke.texi (Option Summary): Mention new options.
12121 (Code Gen Options): Document new options.
12123 2007-08-07 Ian Lance Taylor <iant@google.com>
12125 PR rtl-optimization/32776
12126 * lower-subreg.c (resolve_clobber): Call resolve_reg_notes.
12127 (resolve_use): Likewise.
12128 (decompose_multiword_subregs): Remove "changed" local variable.
12130 2007-08-07 Carlos O'Donell <carlos@codesourcery.com>
12132 * configure.ac: Define HAVE_GNU_AS if $gas_flag is yes.
12133 * configure: Regenerate.
12134 * config.in: Regenerate.
12135 * gcc.c [HAVE_GNU_AS]: Add "%{v} %{w:-W} %{I*} " to asm_options
12138 2007-08-07 Ian Lance Taylor <iant@google.com>
12140 * lower-subreg.c (resolve_clobber): If the clobber has a LIBCALL
12141 note, just delete the insn.
12143 2007-08-07 Andreas Schwab <schwab@suse.de>
12146 * gengtype-lex.l: Ignore backslash/newline pair while scanning a
12149 2007-08-07 Andreas Krebbel <krebbel1@de.ibm.com>
12151 * lower-subreg.c (resolve_subreg_use): Remove assertion.
12152 (find_decomposable_shift_zext, resolve_shift_zext): New functions.
12153 (decompose_multiword_subregs): Use the functions above to decompose
12154 multiword shifts and zero-extends.
12156 2007-08-07 Rask Ingemann Lambertsen <rask@sygehus.dk>
12158 * doc/sourcebuild.texi (Test Directives): Fix "compile" and
12159 "assemble" descriptions which were swapped.
12161 2007-08-06 Chao-ying Fu <fu@mips.com>
12163 * fixed-value.h: New file.
12164 * fixed-value.c: New file.
12165 * Makefile.in (OBJS-common): Add fixed-value.o.
12166 (fixed-value.o): New rule.
12167 (GTFILES): Add fixed-value.h.
12168 * double-int.c (double_int_scmp): We should use unsigned HOST_WIDE_INT
12169 to compare a.low and b.low.
12170 * gengtype.c (main): Handle FIXED_VALUE_TYPE type as scalar typedef.
12172 2007-08-06 H.J. Lu <hongjiu.lu@intel.com>
12173 Daniel Jacobowitz <dan@codesourcery.com>
12176 * config.gcc (x86_64-*-freebsd*): Add i386/t-crtstuff to
12178 (x86_64-*-netbsd*): Likewise.
12179 (x86_64-*-linux*): Likewise.
12180 (x86_64-*-kfreebsd*-gnu): Likewise.
12181 (x86_64-*-knetbsd*-gnu): Likewise.
12182 (i[34567]86-*-solaris2.1[0-9]*): Likewise.
12184 * config/i386/t-linux64 (CRTSTUFF_T_CFLAGS): Removed.
12186 * config/i386/t-crtstuff (CRTSTUFF_T_CFLAGS): Update comments.
12187 Add -fno-asynchronous-unwind-tables.
12189 * config/t-freebsd (CRTSTUFF_T_CFLAGS_S): Add $(CRTSTUFF_T_CFLAGS).
12190 * config/t-libc-ok (CRTSTUFF_T_CFLAGS_S): Likewise.
12191 * config/t-lynx (CRTSTUFF_T_CFLAGS_S): Likewise.
12192 * config/t-netbsd (CRTSTUFF_T_CFLAGS_S): Likewise.
12193 * config/t-svr4 (CRTSTUFF_T_CFLAGS_S): Likewise.
12195 2007-08-06 Steve Ellcey <sje@cup.hp.com>
12197 * config/ia64/ia64.c (ia64_c_mode_for_suffix): New.
12198 (TARGET_C_MODE_FOR_SUFFIX): New.
12200 2007-08-06 Steve Ellcey <sje@cup.hp.com>
12202 * config/ia64/div.md (m2subrf4_cond): Change 'g' to 'G'.
12204 2007-08-06 Steve Ellcey <sje@cup.hp.com>
12206 * config/ia64/ia64.h (MODES_TIEABLE_P): Fix typo.
12208 2007-08-06 H.J. Lu <hongjiu.lu@intel.com>
12210 * config/i386/i386.md: Check TARGET_ macros and optimize_size
12211 before checking function returns in conditional expressions.
12213 2007-08-06 Alfred Minarik <a.minarik@aon.at>
12216 * doc/invoke.texi: Add .hp, .hxx, .hpp, .h, .HPP, .tcc as c++ header.
12218 2008-08-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
12220 PR middle-end/32988
12221 * tree.c (build2_stat): Instead of checking for INTEGER_TYPE, check
12222 for INTEGRAL_TYPE_P.
12224 2008-08-05 Paolo Bonzini <bonzini@gnu.org>
12226 * configure.ac: Remove --enable-checking=df from default settings.
12227 * tree-pass.h (TODO_df_verify): New. Shift TODO_mark_first_instance.
12228 * df-core.c (df_finish_pass) [ENABLE_CHECKING]: Schedule verification
12229 if the parameter is true.
12230 (df_analyze) [!ENABLE_DF_CHECKING]: Also do verification if the
12231 DF_VERIFY_SCHEDULED flag is true.
12232 * df.h (enum df_changeable_flags): Add DF_VERIFY_SCHEDULED.
12233 (df_finish_pass): Adjust prototype.
12234 * passes.c (execute_todo): Schedule verification if TODO_df_verify is
12237 * see.c (pass_see): Add TODO_df_verify.
12238 * loop-init.c (pass_rtl_move_loop_invariants): Add TODO_df_verify.
12239 * global.c (rest_of_handle_global_alloc): Schedule verification
12241 * local-alloc.c (rest_of_handle_local_alloc): Schedule verification
12243 * function.c (pass_thread_prologue_and_epilogue): Add TODO_df_verify.
12244 * gcse.c (rest_of_handle_gcse): Adjust call to df_finish_pass.
12245 * loop-iv.c (iv_analysis_done): Schedule verification after the pass.
12247 * config/sh/sh.c (sh_output_mi_thunk): Remove dead code.
12248 * config/ia64/ia64.c (ia64_reorg): Adjust call to df_finish_pass.
12249 * config/bfin/bfin.c (bfin_reorg): Adjust call to df_finish_pass.
12251 2007-08-05 Vladimir Yanovsky <yanov@il.ibm.com>
12252 Revital Eres <eres@il.ibm.com>
12254 * doc/invoke.texi (-fmodulo-sched-allow-regmoves): Document new
12256 * ddg.c (create_ddg_dependence): Rename to...
12257 (create_ddg_dep_from_intra_loop_link): This. Do not check
12258 for interloop edges. Do not create anti dependence edge when
12259 a true dependence edge exists in the opposite direction and
12260 -fmodulo-sched-allow-regmoves is set.
12261 (build_intra_loop_deps): Call create_ddg_dep_from_intra_loop_link.
12262 (add_cross_iteration_register_deps): Create anti dependence edge
12263 when -fno-modulo-sched-allow-regmoves is set.
12264 * common.opt (-fmodulo-sched-allow-regmoves): New flag.
12266 2007-08-04 Richard Sandiford <richard@codesourcery.com>
12268 * config/arm/arm.md (movsi): Add braces.
12270 2007-08-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
12272 PR middle-end/32780
12273 * fold-const.c (fold_binary <case MINUS_EXPR>): Fix the type of
12274 operands for the folding of "A - (A & B)" into "~B & A"; cast them
12277 2007-08-03 Zdenek Dvorak <ook@ucw.cz>
12279 * tree-ssa-threadupdate.c (thread_through_all_blocks): Use loops'
12280 state accessor functions.
12281 * cfgloopmanip.c (remove_path, create_preheaders,
12282 force_single_succ_latches, fix_loop_structure): Ditto.
12283 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa,
12284 tree_duplicate_loop_to_header_edge): Ditto.
12285 * cfgloopanal.c (mark_irreducible_loops): Ditto.
12286 * loop-init.c (loop_optimizer_init, loop_optimizer_finalize):
12288 * tree-cfgcleanup.c (cleanup_tree_cfg_noloop, repair_loop_structures,
12289 cleanup_tree_cfg): Ditto.
12290 * tree-cfg.c (tree_merge_blocks): Ditto.
12291 * cfgloop.c (rescan_loop_exit, record_loop_exits,
12292 release_recorded_exits, get_loop_exit_edges, verify_loop_structure,
12293 loop_preheader_edge, single_exit): Ditto.
12294 (flow_loops_find): Do not clear loops->state.
12295 * cfgloop.h (loops_state_satisfies_p, loops_state_set,
12296 loops_state_clear): New functions.
12298 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
12300 PR middle-end/32399
12301 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
12302 when adding to the base and convert ELT to sizetype instead of type.
12304 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
12306 PR middle-end/32304
12307 * ipa-reference.c (has_proper_scope_for_analysis): Return false when
12308 the decl's type has TYPE_NEEDS_CONSTRUCTING set.
12310 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
12312 PR middle-end/32935
12313 * fold-convert.c (fold_negate_expr <NOP_EXPR>): Convert back to the
12314 correct type the negate expression.
12316 2007-08-03 Jan Hubicka <jh@suse.cz>
12318 * config/i386/i386.c (setup_incoming_varargs_64): Tolerate 64bit
12319 preferred stack boundary.
12321 2007-08-03 David Edelsohn <edelsohn@gnu.org>
12323 * config/rs6000/rs6000.c (struct processor_cost): Change
12324 l1_cache_lines to l1_cache_size. Add l2_cache_size.
12325 (*_cost): Convert l1 cache information to kilobytes. Add l2 cache
12327 (rios1_costs, rios2_cost): Correct cache line size.
12328 (rs6000_override_options): Set l2-cache-size parameter.
12330 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
12331 Diego Novillo <dnovillo@google.com>
12334 * tree-vrp.c (simplify_div_or_mod_using_ranges): Also simplify
12335 if the range includes 0.
12337 2007-08-03 Ben Elliston <bje@au.ibm.com>
12339 * config/spu/spu.md (dftsv, dftsv_celledp): Attach the appropriate
12340 mode to unspec expressions to silence a warning from the generator
12343 2007-08-02 Steve Ellcey <sje@cup.hp.com>
12345 * config/ia64/constraints.md ("U"): Make constraint vector only.
12347 2007-08-02 Nathan Froyd <froydnj@codesourcery.com>
12349 PR middle-end/25446
12350 * c-objc-common.c (c_cannot_inline_tree_fn): Check for an
12351 always_inline attribute on the function decl.
12353 2007-08-02 Nathan Froyd <froydnj@codesourcery.com>
12355 PR middle-end/25445
12356 * varasm.c (default_binds_local_p_1): Consult flag_whole_program
12357 if we are compiling with -fPIC.
12359 2007-08-02 Sandra Loosemore <sandra@codesourcery.com>
12360 Nigel Stephens <nigel@mips.com>
12362 * longlong.h [__mips__] (count_leading_zeros, COUNT_LEADING_ZEROS_0):
12363 Define for MIPS32 and MIPS64.
12365 2007-08-02 Nick Clifton <nickc@redhat.com>
12367 * config/host-hpux.c: Change copyright header to refer to version
12368 3 of the GNU General Public License and to point readers at the
12369 COPYING3 file and the FSF's license web page.
12370 * config/alpha/predicates.md, config/alpha/vms-ld.c,
12371 config/alpha/linux.h, config/alpha/alpha.opt,
12372 config/alpha/linux-elf.h, config/alpha/vms.h, config/alpha/elf.h,
12373 config/alpha/vms-unwind.h, config/alpha/ev4.md,
12374 config/alpha/ev6.md, config/alpha/alpha.c, config/alpha/vms-cc.c,
12375 config/alpha/alpha.h, config/alpha/sync.md,
12376 config/alpha/openbsd.h, config/alpha/alpha.md,
12377 config/alpha/alpha-modes.def, config/alpha/ev5.md,
12378 config/alpha/alpha-protos.h, config/alpha/freebsd.h,
12379 config/alpha/osf5.h, config/alpha/netbsd.h, config/alpha/vms64.h,
12380 config/alpha/constraints.md, config/alpha/osf.h,
12381 config/alpha/xm-vms.h, config/alpha/unicosmk.h, config/linux.h,
12382 config/frv/predicates.md, config/frv/frv.h, config/frv/linux.h,
12383 config/frv/frv.md, config/frv/frv.opt, config/frv/frv-modes.def,
12384 config/frv/frv-asm.h, config/frv/frv-protos.h,
12385 config/frv/frv-abi.h, config/frv/frv.c, config/s390/tpf.h,
12386 config/s390/s390.c, config/s390/predicates.md, config/s390/s390.h,
12387 config/s390/linux.h, config/s390/tpf.md, config/s390/tpf.opt,
12388 config/s390/2064.md, config/s390/2084.md, config/s390/s390.md,
12389 config/s390/s390.opt, config/s390/s390-modes.def,
12390 config/s390/fixdfdi.h, config/s390/constraints.md,
12391 config/s390/s390-protos.h, config/s390/s390x.h, config/elfos.h,
12392 config/dbxcoff.h, config/m32c/predicates.md, config/m32c/cond.md,
12393 config/m32c/m32c.c, config/m32c/minmax.md, config/m32c/blkmov.md,
12394 config/m32c/m32c-pragma.c, config/m32c/m32c.h,
12395 config/m32c/prologue.md, config/m32c/m32c.abi,
12396 config/m32c/muldiv.md, config/m32c/bitops.md, config/m32c/mov.md,
12397 config/m32c/addsub.md, config/m32c/m32c.md, config/m32c/m32c.opt,
12398 config/m32c/t-m32c, config/m32c/m32c-modes.def,
12399 config/m32c/jump.md, config/m32c/shift.md,
12400 config/m32c/m32c-protos.h, config/libgloss.h,
12401 config/spu/spu-protos.h, config/spu/predicates.md,
12402 config/spu/spu-builtins.h, config/spu/spu.c,
12403 config/spu/spu-builtins.def, config/spu/spu-builtins.md,
12404 config/spu/spu.h, config/spu/spu-elf.h, config/spu/constraints.md,
12405 config/spu/spu.md, config/spu/spu-c.c, config/spu/spu.opt,
12406 config/spu/spu-modes.def, config/spu/t-spu-elf, config/interix.h,
12407 config/sparc/hypersparc.md, config/sparc/predicates.md,
12408 config/sparc/linux.h, config/sparc/sp64-elf.h,
12409 config/sparc/supersparc.md, config/sparc/cypress.md,
12410 config/sparc/openbsd1-64.h, config/sparc/openbsd64.h,
12411 config/sparc/niagara.md, config/sparc/sparc.md,
12412 config/sparc/long-double-switch.opt, config/sparc/ultra3.md,
12413 config/sparc/sparc.opt, config/sparc/sync.md,
12414 config/sparc/sp-elf.h, config/sparc/sparc-protos.h,
12415 config/sparc/ultra1_2.md, config/sparc/biarch64.h,
12416 config/sparc/sparc.c, config/sparc/little-endian.opt,
12417 config/sparc/sysv4-only.h, config/sparc/sparc.h,
12418 config/sparc/linux64.h, config/sparc/freebsd.h,
12419 config/sparc/sol2.h, config/sparc/rtemself.h,
12420 config/sparc/netbsd-elf.h, config/sparc/vxworks.h,
12421 config/sparc/sparc-modes.def, config/sparc/sparclet.md,
12422 config/sparc/sysv4.h, config/vx-common.h, config/netbsd-aout.h,
12423 config/flat.h, config/m32r/m32r.md, config/m32r/predicates.md,
12424 config/m32r/little.h, config/m32r/m32r.c, config/m32r/m32r.opt,
12425 config/m32r/linux.h, config/m32r/constraints.md,
12426 config/m32r/m32r.h, config/m32r/m32r-protos.h, config/vxworks.opt,
12427 config/darwin-c.c, config/darwin.opt, config/i386/i386.h,
12428 config/i386/cygming.h, config/i386/linux.h, config/i386/cygwin.h,
12429 config/i386/i386.md, config/i386/netware-crt0.c,
12430 config/i386/sco5.h, config/i386/mmx.md, config/i386/vx-common.h,
12431 config/i386/kaos-i386.h, config/i386/winnt-stubs.c,
12432 config/i386/netbsd64.h, config/i386/djgpp.h, config/i386/gas.h,
12433 config/i386/sol2.h, config/i386/constraints.md,
12434 config/i386/netware-libgcc.c, config/i386/sysv5.h,
12435 config/i386/predicates.md, config/i386/geode.md,
12436 config/i386/x86-64.h, config/i386/kfreebsd-gnu.h,
12437 config/i386/freebsd64.h, config/i386/vxworksae.h,
12438 config/i386/pentium.md, config/i386/lynx.h, config/i386/i386elf.h,
12439 config/i386/rtemself.h, config/i386/netbsd-elf.h,
12440 config/i386/ppro.md, config/i386/k6.md, config/i386/netware.c,
12441 config/i386/netware.h, config/i386/i386-modes.def,
12442 config/i386/sysv4-cpp.h, config/i386/i386-interix.h,
12443 config/i386/cygwin1.c, config/i386/djgpp.opt, config/i386/uwin.h,
12444 config/i386/unix.h, config/i386/ptx4-i.h, config/i386/xm-djgpp.h,
12445 config/i386/att.h, config/i386/winnt.c, config/i386/beos-elf.h,
12446 config/i386/sol2-10.h, config/i386/darwin64.h, config/i386/sse.md,
12447 config/i386/i386.opt, config/i386/bsd.h, config/i386/cygming.opt,
12448 config/i386/xm-mingw32.h, config/i386/linux64.h,
12449 config/i386/openbsdelf.h, config/i386/xm-cygwin.h,
12450 config/i386/sco5.opt, config/i386/darwin.h, config/i386/mingw32.h,
12451 config/i386/winnt-cxx.c, config/i386/i386-interix3.h,
12452 config/i386/nwld.c, config/i386/nwld.h, config/i386/host-cygwin.c,
12453 config/i386/cygwin2.c, config/i386/i386-protos.h,
12454 config/i386/sync.md, config/i386/openbsd.h,
12455 config/i386/host-mingw32.c, config/i386/i386-aout.h,
12456 config/i386/nto.h, config/i386/biarch64.h,
12457 config/i386/i386-coff.h, config/i386/freebsd.h,
12458 config/i386/driver-i386.c, config/i386/knetbsd-gnu.h,
12459 config/i386/host-i386-darwin.c, config/i386/vxworks.h,
12460 config/i386/crtdll.h, config/i386/i386.c, config/i386/sysv4.h,
12461 config/darwin-protos.h, config/linux.opt, config/sol2.c,
12462 config/sol2.h, config/sh/symbian.c, config/sh/sh-protos.h,
12463 config/sh/linux.h, config/sh/elf.h, config/sh/superh.h,
12464 config/sh/sh4.md, config/sh/coff.h, config/sh/newlib.h,
12465 config/sh/embed-elf.h, config/sh/symbian-pre.h, config/sh/rtems.h,
12466 config/sh/kaos-sh.h, config/sh/sh4a.md, config/sh/constraints.md,
12467 config/sh/sh64.h, config/sh/sh.opt, config/sh/symbian-post.h,
12468 config/sh/sh-c.c, config/sh/predicates.md, config/sh/sh.c,
12469 config/sh/sh.h, config/sh/shmedia.md, config/sh/sh-modes.def,
12470 config/sh/little.h, config/sh/sh1.md, config/sh/sh4-300.md,
12471 config/sh/superh64.h, config/sh/rtemself.h,
12472 config/sh/netbsd-elf.h, config/sh/sh.md, config/sh/vxworks.h,
12473 config/usegas.h, config/svr3.h, config/pdp11/pdp11-protos.h,
12474 config/pdp11/2bsd.h, config/pdp11/pdp11.md, config/pdp11/pdp11.c,
12475 config/pdp11/pdp11.opt, config/pdp11/pdp11-modes.def,
12476 config/pdp11/pdp11.h, config/avr/rtems.h, config/avr/avr-protos.h,
12477 config/avr/predicates.md, config/avr/constraints.md,
12478 config/avr/avr.md, config/avr/avr.c, config/avr/avr.opt,
12479 config/avr/avr.h, config/sol2-protos.h, config/dbxelf.h,
12480 config/lynx.opt, config/crx/crx.h, config/crx/crx-protos.h,
12481 config/crx/crx.md, config/crx/crx.c, config/crx/crx.opt,
12482 config/c4x/c4x-c.c, config/c4x/c4x.c, config/c4x/c4x.opt,
12483 config/c4x/c4x-modes.def, config/c4x/rtems.h,
12484 config/c4x/predicates.md, config/c4x/c4x.h,
12485 config/c4x/c4x-protos.h, config/c4x/c4x.md, config/kfreebsd-gnu.h,
12486 config/xtensa/predicates.md, config/xtensa/xtensa.c,
12487 config/xtensa/linux.h, config/xtensa/xtensa.h,
12488 config/xtensa/elf.h, config/xtensa/xtensa.md,
12489 config/xtensa/xtensa.opt, config/xtensa/constraints.md,
12490 config/xtensa/xtensa-protos.h, config/dbx.h,
12491 config/stormy16/predicates.md, config/stormy16/stormy16.md,
12492 config/stormy16/stormy16.c, config/stormy16/stormy16.opt,
12493 config/stormy16/stormy16.h, config/stormy16/stormy16-protos.h,
12494 config/host-solaris.c, config/fr30/fr30.h,
12495 config/fr30/predicates.md, config/fr30/fr30-protos.h,
12496 config/fr30/fr30.md, config/fr30/fr30.c, config/fr30/fr30.opt,
12497 config/vxworksae.h, config/sol2-c.c, config/lynx.h,
12498 config/m68hc11/m68hc11-protos.h, config/m68hc11/predicates.md,
12499 config/m68hc11/m68hc11.md, config/m68hc11/m68hc11.c,
12500 config/m68hc11/m68hc11.opt, config/m68hc11/m68hc11.h,
12501 config/m68hc11/m68hc12.h, config/openbsd-oldgas.h,
12502 config/host-linux.c, config/interix3.h, config/cris/cris.c,
12503 config/cris/predicates.md, config/cris/linux.h,
12504 config/cris/cris.h, config/cris/aout.h, config/cris/cris.md,
12505 config/cris/linux.opt, config/cris/cris.opt, config/cris/elf.opt,
12506 config/cris/aout.opt, config/cris/cris-protos.h,
12507 config/vxworks-dummy.h, config/netbsd.h, config/netbsd-elf.h,
12508 config/iq2000/iq2000.h, config/iq2000/predicates.md,
12509 config/iq2000/iq2000-protos.h, config/iq2000/iq2000.md,
12510 config/iq2000/iq2000.c, config/iq2000/iq2000.opt,
12511 config/host-darwin.c, config/mt/mt.md, config/mt/mt.c,
12512 config/mt/mt.opt, config/mt/t-mt, config/mt/mt.h,
12513 config/mt/mt-protos.h, config/svr4.h, config/host-darwin.h,
12514 config/chorus.h, config/mn10300/mn10300.c,
12515 config/mn10300/mn10300.opt, config/mn10300/predicates.md,
12516 config/mn10300/mn10300.h, config/mn10300/linux.h,
12517 config/mn10300/constraints.md, config/mn10300/mn10300-protos.h,
12518 config/mn10300/mn10300.md, config/ia64/predicates.md,
12519 config/ia64/itanium1.md, config/ia64/unwind-ia64.h,
12520 config/ia64/ia64-c.c, config/ia64/sync.md, config/ia64/ia64.c,
12521 config/ia64/itanium2.md, config/ia64/ia64.h, config/ia64/vect.md,
12522 config/ia64/freebsd.h, config/ia64/ia64.md,
12523 config/ia64/ia64-modes.def, config/ia64/constraints.md,
12524 config/ia64/hpux.h, config/ia64/ia64-protos.h, config/windiss.h,
12525 config/gofast.h, config/rtems.h, config/sol2-10.h,
12526 config/m68k/predicates.md, config/m68k/m68k.md,
12527 config/m68k/linux.h, config/m68k/m68k-modes.def,
12528 config/m68k/print-sysroot-suffix.sh, config/m68k/m68k-protos.h,
12529 config/m68k/coff.h, config/m68k/m68k-none.h, config/m68k/ieee.opt,
12530 config/m68k/openbsd.h, config/m68k/m68k-aout.h,
12531 config/m68k/m68k.opt, config/m68k/m68020-elf.h,
12532 config/m68k/m68kelf.h, config/m68k/m68k-devices.def,
12533 config/m68k/uclinux-oldabi.h, config/m68k/m68k.c,
12534 config/m68k/constraints.md, config/m68k/rtemself.h,
12535 config/m68k/netbsd-elf.h, config/m68k/m68k.h,
12536 config/m68k/uclinux.h, config/rs6000/power4.md,
12537 config/rs6000/host-darwin.c, config/rs6000/6xx.md,
12538 config/rs6000/linux.h, config/rs6000/eabi.h,
12539 config/rs6000/aix41.opt, config/rs6000/xcoff.h,
12540 config/rs6000/secureplt.h, config/rs6000/linuxspe.h,
12541 config/rs6000/eabialtivec.h, config/rs6000/8540.md,
12542 config/rs6000/darwin8.h, config/rs6000/kaos-ppc.h,
12543 config/rs6000/windiss.h, config/rs6000/603.md,
12544 config/rs6000/aix41.h, config/rs6000/cell.md,
12545 config/rs6000/mpc.md, config/rs6000/aix43.h, config/rs6000/beos.h,
12546 config/rs6000/gnu.h, config/rs6000/rtems.h, config/rs6000/aix.opt,
12547 config/rs6000/darwin.md, config/rs6000/darwin64.h,
12548 config/rs6000/default64.h, config/rs6000/7xx.md,
12549 config/rs6000/darwin.opt, config/rs6000/spe.md,
12550 config/rs6000/rs6000.opt, config/rs6000/rs6000-c.c,
12551 config/rs6000/rios2.md, config/rs6000/linuxaltivec.h,
12552 config/rs6000/7450.md, config/rs6000/linux64.h,
12553 config/rs6000/constraints.md, config/rs6000/440.md,
12554 config/rs6000/darwin.h, config/rs6000/host-ppc64-darwin.c,
12555 config/rs6000/rs6000.c, config/rs6000/aix52.h,
12556 config/rs6000/rs6000.h, config/rs6000/power6.md,
12557 config/rs6000/predicates.md, config/rs6000/altivec.md,
12558 config/rs6000/aix64.opt, config/rs6000/rios1.md,
12559 config/rs6000/rs6000-modes.def, config/rs6000/rs64.md,
12560 config/rs6000/eabisim.h, config/rs6000/sysv4le.h,
12561 config/rs6000/darwin7.h, config/rs6000/dfp.md,
12562 config/rs6000/linux64.opt, config/rs6000/sync.md,
12563 config/rs6000/vxworksae.h, config/rs6000/power5.md,
12564 config/rs6000/lynx.h, config/rs6000/biarch64.h,
12565 config/rs6000/rs6000.md, config/rs6000/sysv4.opt,
12566 config/rs6000/eabispe.h, config/rs6000/e500.h,
12567 config/rs6000/freebsd.h, config/rs6000/rs6000-protos.h,
12568 config/rs6000/netbsd.h, config/rs6000/e500-double.h,
12569 config/rs6000/aix.h, config/rs6000/vxworks.h,
12570 config/rs6000/40x.md, config/rs6000/aix51.h,
12571 config/rs6000/sysv4.h, config/arc/arc-protos.h, config/arc/arc.md,
12572 config/arc/arc.c, config/arc/arc.opt, config/arc/arc-modes.def,
12573 config/arc/arc.h, config/mcore/mcore-elf.h,
12574 config/mcore/mcore-protos.h, config/mcore/predicates.md,
12575 config/mcore/mcore.md, config/mcore/mcore.c,
12576 config/mcore/mcore.opt, config/mcore/mcore.h,
12577 config/mcore/mcore-pe.h, config/darwin.c, config/freebsd-nthr.h,
12578 config/score/predicates.md, config/score/score-version.h,
12579 config/score/score-protos.h, config/score/misc.md,
12580 config/score/elf.h, config/score/score.c, config/score/mac.md,
12581 config/score/score7.md, config/score/score.h,
12582 config/score/score-conv.h, config/score/score-mdaux.c,
12583 config/score/score.md, config/score/score.opt,
12584 config/score/score-modes.def, config/score/score-mdaux.h,
12585 config/score/mul-div.S, config/arm/uclinux-elf.h,
12586 config/arm/semi.h, config/arm/ecos-elf.h, config/arm/arm1020e.md,
12587 config/arm/symbian.h, config/arm/linux-elf.h,
12588 config/arm/arm1026ejs.md, config/arm/arm1136jfs.md,
12589 config/arm/elf.h, config/arm/aout.h, config/arm/arm.c,
12590 config/arm/thumb2.md, config/arm/vec-common.md, config/arm/coff.h,
12591 config/arm/strongarm-pe.h, config/arm/arm.h,
12592 config/arm/cortex-a8-neon.md, config/arm/semiaof.h,
12593 config/arm/cortex-a8.md, config/arm/uclinux-eabi.h,
12594 config/arm/arm-modes.def, config/arm/linux-eabi.h,
12595 config/arm/rtems-elf.h, config/arm/neon-schedgen.ml,
12596 config/arm/arm-cores.def, config/arm/arm-protos.h,
12597 config/arm/vfp.md, config/arm/aof.h, config/arm/linux-gas.h,
12598 config/arm/wince-pe.h, config/arm/neon.md,
12599 config/arm/constraints.md, config/arm/neon.ml,
12600 config/arm/xscale-elf.h, config/arm/strongarm-coff.h,
12601 config/arm/arm.opt, config/arm/arm926ejs.md,
12602 config/arm/predicates.md, config/arm/iwmmxt.md,
12603 config/arm/arm_neon.h, config/arm/unknown-elf.h,
12604 config/arm/kaos-arm.h, config/arm/bpabi.h, config/arm/pe.opt,
12605 config/arm/neon-testgen.ml, config/arm/arm.md,
12606 config/arm/xscale-coff.h, config/arm/pe.c,
12607 config/arm/arm-generic.md, config/arm/pe.h,
12608 config/arm/kaos-strongarm.h, config/arm/freebsd.h,
12609 config/arm/neon-docgen.ml, config/arm/netbsd.h, config/arm/fpa.md,
12610 config/arm/strongarm-elf.h, config/arm/cirrus.md,
12611 config/arm/netbsd-elf.h, config/arm/vxworks.h,
12612 config/arm/neon-gen.ml, config/kaos.h, config/darwin-driver.c,
12613 config/pa/predicates.md, config/pa/pa64-hpux.h,
12614 config/pa/pa-hpux.opt, config/pa/som.h, config/pa/pa-hpux1010.opt,
12615 config/pa/pa-hpux1111.opt, config/pa/pa-pro-end.h,
12616 config/pa/elf.h, config/pa/fptr.c, config/pa/pa64-linux.h,
12617 config/pa/pa.md, config/pa/pa.opt, config/pa/pa-hpux.h,
12618 config/pa/pa-hpux10.h, config/pa/pa-hpux11.h,
12619 config/pa/pa-hpux1010.h, config/pa/pa-protos.h,
12620 config/pa/pa-osf.h, config/pa/pa-hpux1111.h, config/pa/pa-64.h,
12621 config/pa/milli64.S, config/pa/pa.c, config/pa/pa-linux.h,
12622 config/pa/pa.h, config/pa/pa32-linux.h, config/pa/pa64-hpux.opt,
12623 config/pa/pa64-regs.h, config/pa/pa-modes.def,
12624 config/pa/constraints.md, config/darwin9.h, config/mips/4100.md,
12625 config/mips/linux.h, config/mips/elfoabi.h, config/mips/elf.h,
12626 config/mips/sdb.h, config/mips/windiss.h, config/mips/rtems.h,
12627 config/mips/3000.md, config/mips/iris5.h, config/mips/5000.md,
12628 config/mips/7000.md, config/mips/9000.md, config/mips/4600.md,
12629 config/mips/linux64.h, config/mips/elforion.h,
12630 config/mips/constraints.md, config/mips/generic.md,
12631 config/mips/predicates.md, config/mips/4300.md,
12632 config/mips/mips-ps-3d.md, config/mips/iris.h, config/mips/24k.md,
12633 config/mips/mips.md, config/mips/mips.opt, config/mips/4k.md,
12634 config/mips/5k.md, config/mips/vr4120-div.S,
12635 config/mips/openbsd.h, config/mips/iris6.h, config/mips/4000.md,
12636 config/mips/mips-protos.h, config/mips/6000.md,
12637 config/mips/mips.c, config/mips/mips.h, config/mips/r3900.h,
12638 config/mips/74k.md, config/mips/netbsd.h, config/mips/vxworks.h,
12639 config/mips/mips-modes.def, config/mips/vr.h,
12640 config/soft-fp/t-softfp, config/openbsd.h, config/ptx4.h,
12641 config/freebsd-spec.h, config/vax/vax.c, config/vax/openbsd.h,
12642 config/vax/vax.h, config/vax/elf.h, config/vax/vax.md,
12643 config/vax/bsd.h, config/vax/vax.opt, config/vax/vax-modes.def,
12644 config/vax/openbsd1.h, config/vax/netbsd.h,
12645 config/vax/vax-protos.h, config/vax/netbsd-elf.h,
12646 config/vax/vaxv.h, config/vax/ultrix.h, config/freebsd.h,
12647 config/h8300/rtems.h, config/h8300/predicates.md,
12648 config/h8300/h8300.c, config/h8300/h8300.h, config/h8300/elf.h,
12649 config/h8300/h8300.md, config/h8300/h8300.opt,
12650 config/h8300/coff.h, config/h8300/h8300-protos.h,
12651 config/v850/v850.md, config/v850/predicates.md,
12652 config/v850/v850-c.c, config/v850/v850.c, config/v850/v850.opt,
12653 config/v850/v850.h, config/v850/v850-protos.h, config/vxworks.c,
12654 config/knetbsd-gnu.h, config/sol2-6.h, config/vxworks.h,
12655 config/mmix/mmix.h, config/mmix/predicates.md,
12656 config/mmix/mmix-protos.h, config/mmix/mmix.md,
12657 config/mmix/mmix.c, config/mmix/mmix.opt,
12658 config/mmix/mmix-modes.def, config/bfin/bfin.opt,
12659 config/bfin/rtems.h, config/bfin/bfin-modes.def,
12660 config/bfin/predicates.md, config/bfin/bfin-protos.h,
12661 config/bfin/bfin.c, config/bfin/bfin.h, config/bfin/bfin.md:
12664 2007-08-02 Richard Sandiford <richard@codesourcery.com>
12666 * emit-rtl.c (reset_used_decls): Rename to...
12667 (set_used_decls): ...this. Set the used flag rather than clearing it.
12668 (unshare_all_rtl_again): Update accordingly. Set flags on argument
12669 DECL_RTLs rather than resetting them.
12671 2007-08-02 Andreas Krebbel <krebbel1@de.ibm.com>
12673 * config/s390/s390.md ("*xordi3_cconly"): Change xr to xg.
12675 2007-08-01 Sandra Loosemore <sandra@codesourcery.com>
12677 * reload.c (find_reloads_address_part): Pass correct MEMREFLOC
12678 argument to find_reloads_address.
12680 2007-08-01 Daniel Jacobowitz <dan@codesourcery.com>
12682 PR tree-optimization/32919
12683 * tree-ssa-sccvn.c (visit_phi): Do not visit abnormal PHIs.
12684 * tree-ssa-coalesce.c (ssa_conflicts_dump): New.
12685 (coalesce_ssa_name): Call it.
12687 2007-08-01 Sandra Loosemore <sandra@codesourcery.com>
12688 David Ung <davidu@mips.com>
12690 * config/mips/mips16.S (__mips16_unordsf2, __mips16_floatunsisf): New.
12691 (__mips16_unorddf2, __mips16_floatunsidf): New.
12692 * config/mips/mips.c (mips_init_libfuncs): Add optab entries for
12694 * config/mips/t-libgcc-mips16 (LIB1ASMFUNCS): Add new functions.
12696 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
12698 * tree-pretty-print.c (dump_generic_node): Dump OMP_SECTIONS_SWITCH.
12699 Display new operands of OMP_SECTIONS and OMP_CONTINUE.
12700 * tree.h (OMP_SECTIONS_CONTROL): New macro.
12701 (OMP_DIRECTIVE_P): Add OMP_SECTIONS_SWITCH.
12702 * omp-low.c (get_ws_args_for, determine_parallel_type,
12703 expand_omp_for_generic, expand_omp_for_static_nochunk,
12704 expand_omp_for_static_chunk, expand_omp_for, expand_omp_sections):
12705 Work with more precise CFG.
12706 (build_omp_regions_1): Handle OMP_SECTIONS_SWITCH.
12707 (lower_omp_sections): Emit OMP_SECTIONS_SWITCH. Add arguments to
12709 * tree-gimple.c (is_gimple_stmt): Handle OMP_SECTIONS_SWITCH.
12710 * gimple-low.c (lower_stmt): Ditto.
12711 * tree-inline.c (estimate_num_insns_1): Ditto.
12712 * tree.def (OMP_SECTIONS, OMP_CONTINUE): Added new operands.
12713 (OMP_SECTIONS_SWITCH): New.
12714 * tree-cfgcleanup.c (cleanup_omp_return): New.
12715 (cleanup_tree_cfg_bb): Call cleanup_omp_return.
12716 * tree-cfg.c (make_edges): Create back edges for OMP_CONTINUE
12717 and exit edge for OMP_FOR. Handle OMP_SECTIONS_SWITCH.
12718 (tree_redirect_edge_and_branch): Handle omp constructs.
12720 * fortran/trans-openmp.c (gfc_trans_omp_sections): Build OMP_SECTIONS
12721 with three arguments.
12723 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
12725 * tree-cfg.c (tree_merge_blocks): Preserve loop exit phi nodes only
12726 in loop closed ssa.
12728 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
12730 * tree-ssa-threadupdate.c (thread_through_all_blocks): Record that
12731 the loop structures may need fixing.
12732 * tree-cfgcleanup.c (cleanup_tree_cfg_noloop, repair_loop_structures):
12734 (cleanup_tree_cfg_loop): Removed.
12735 (cleanup_tree_cfg): If loops need fixing, call repair_loop_structures.
12736 * tree-predcom.c (tree_predictive_commoning): Return TODO_cleanup_cfg
12737 instead of running cleanup_tree_cfg_loop.
12738 * cfgloop.h (LOOPS_NEED_FIXUP): New constant.
12739 * tree-flow.h (cleanup_tree_cfg_loop): Declaration removed.
12740 (tree_predictive_commoning): Declaration changed.
12741 * passes.c (execute_function_todo): Do not use cleanup_tree_cfg_loop.
12743 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
12745 * doc/invoke.texi (l1-cache-size): Update documentation.
12746 (l2-cache-size): Document.
12747 * params.h (L2_CACHE_SIZE): New macro.
12748 * tree-ssa-loop-prefetch.c (L1_CACHE_SIZE_BYTES): Reflect
12749 that L1_CACHE_SIZE is in kB now.
12750 (L2_CACHE_SIZE_BYTES): New macro.
12751 (tree_ssa_prefetch_arrays): Show size in kB.
12752 * config/i386/i386.h (struct processor_costs): Add l1_cache_size
12753 and l2_cache_size fields.
12754 * config/i386/driver-i386.c (describe_cache): Detect cache size
12756 * config/i386/i386.c (size_cost, i386_cost, i486_cost,pentium_cost,
12757 pentiumpro_cost, geode_cost, k6_cost, athlon_cost, k8_cost,
12758 amdfam10_cost, pentium4_cost, nocona_cost, core2_cost,
12759 generic64_cost, generic32_cost): Add l1_cache_size and l2_cache_size.
12760 (override_options): Set l1-cache-size and l2-cache-size to default
12761 values if not specified otherwise.
12762 * params.def (PARAM_L1_CACHE_SIZE): Change to set in kB.
12763 (PARAM_L2_CACHE_SIZE): New.
12765 2007-08-01 Nigel Stephens <nigel@mips.com>
12766 David Ung <davidu@mips.com>
12767 Thiemo Seufer <ths@mips.com>
12768 Chris Dearman <chris@mips.com>
12769 Richard Sandiford <richard@codesourcery.com>
12771 * config.gcc (mips*-sde-elf*): New stanza.
12772 (mipsisa32-*-elf*, mipsisa32el-*-elf*, mipsisa32r2-*-elf*)
12773 (mipsisa32r2el-*-elf*, mipsisa64-*-elf*, mipsisa64el-*-elf*)
12774 (mipsisa64sb1-*-elf*, mipsisa64sb1el-*-elf*, mips-*-elf*)
12775 (mipsel-*-elf*, mips64-*-elf*, mips64el-*-elf*, mips64orion-*-elf*)
12776 (mips64orionel-*-elf*, mips*-*-rtems*, mips-wrs-windiss)
12777 (mipstx39-*-elf*, mipstx39el-*-elf*): Add mips/t-libgcc-mips16
12779 * config/mips/sde.h: New file.
12780 * config/mips/t-libgcc-mips16: Likewise.
12781 * config/mips/t-sde: Likewise.
12782 * config/mips/linux.h (TARGET_OS_CPP_BUILTINS): Remove settings
12783 of _ABIN32, _ABI64, _ABIO32, _MIPS_SIM, _MIPS_SZLONG, _MIPS_SZPTR,
12784 _MIPS_FPSET and _MIPS_SZINT.
12785 * config/mips/iris.h (TARGET_OS_CPP_BUILTINS): Likewise.
12786 * config/mips/elfoabi.h (DRIVER_SELF_SPECS): Remove separate
12787 insertion of a default -mips option. Use MIPS_32BIT_OPTION_SPEC.
12788 * config/mips/t-isa3264 (LIB1ASMSRC, LIB1ASMFUNCS): Delete.
12789 * config/mips/t-r3900 (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
12790 * config/mips/t-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
12791 * config/mips/mips.h (TARGET_CPU_CPP_BUITINS): Define _ABIO32,
12792 _ABIN32, _ABI64, _ABIO64, _MIPS_SIM, _MIPS_SZINT, _MIPS_SZLONG,
12793 _MIPS_SZPTR and _MIPS_FPSET.
12794 (MIPS_ISA_LEVEL_SPEC): Inject the default -mips option if no
12795 architecture is specified.
12796 (MIPS_32BIT_OPTION_SPEC): New macro.
12798 2007-07-31 Dan Hipschman <dsh@google.com>
12800 * gcc.c (end_going_arg): New function.
12801 (do_spec_2): Use it.
12802 (do_spec_1): Use it.
12804 2007-07-31 H.J. Lu <hongjiu.lu@intel.com>
12806 * ddg.c (add_cross_iteration_register_deps): Declare bb_info
12807 only if ENABLE_CHECKING is defined.
12809 2007-07-31 Kenneth Zadeck <zadeck@naturalbridge.com>
12811 * df.h (DF_RU, DF_RU_BB_INFO, df_ru_bb_info, df_ru,
12812 df_ru_add_problem, df_ru_get_bb_info): Removed.
12813 (DF_RD, DF_UREC, DF_CHAIN, DF_NOTE): Renumbered.
12814 * df-problems.c (df_ru_problem_data, df_ru_set_bb_info,
12815 df_ru_free_bb_info, df_ru_alloc,
12816 df_ru_bb_local_compute_process_def,
12817 df_ru_bb_local_compute_process_use, df_ru_bb_local_compute,
12818 df_ru_local_compute, df_ru_init_solution, df_ru_confluence_n,
12819 df_ru_transfer_function, df_ru_free, df_ru_start_dump,
12820 df_ru_top_dump, df_ru_bottom_dump, df_problem problem_RU,
12821 df_ru_add_problem): Removed.
12823 2007-07-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12826 * pa.md (casesi32): Use match_scratch. Revise insn condition.
12827 (casesi32p, casesi64p): Likewise.
12828 (casesi): Adjust for above.
12830 2007-07-31 Richard Sandiford <richard@codesourcery.com>
12832 * mode-switching.c (create_pre_exit): Don't search past calls.
12834 2007-07-31 Sandra Loosemore <sandra@codesourcery.com>
12836 * config/mips/mips.h (ISA_HAS_SYNCI): Add !TARGET_MIPS16 test.
12838 2007-07-31 Revital Eres <eres@il.ibm.com>
12840 * ddg.c (add_deps_for_def): Rename to...
12841 (add_cross_iteration_register_deps): This. Change implementation
12842 to use only reaching def and def-use chains to construct the
12843 inter loop dependencies.
12844 (add_deps_for_use): Remove function.
12845 (build_inter_loop_deps): Call add_cross_iteration_register_deps
12846 function to build the inter loop dependencies.
12847 * modulo-sched.c (sms_schedule): Build only
12848 reaching def and def-use chains for the propose of the ddg
12851 2007-07-31 Julian Brown <julian@codesourcery.com>
12853 * config/arm/neon.md (vec_set<mode>_internal, vec_setv2di_internal):
12854 New define_insns. Use correct RTL.
12855 (vec_set<mode>): Write as expander.
12857 2007-07-31 Razya Ladelsky <razya@il.ibm.com>
12859 * matrix-reorg.c (analyze_matrix_allocation_site): Avoid referring
12860 to an unallocated space.
12862 2007-07-30 Jan Sjodin <jan.sjodin@amd.com>
12865 (split_constant_offset): Enable split_constant_offset to extract
12866 constants from other statements.
12867 * tree-vect-transform.c
12868 (vect_create_addr_base_for_vector_ref): Generate data_ref_base
12869 to a temp var. Force base_offset to be simple.
12871 2007-07-30 Seongbae Park <seongbae.park@gmail.com>
12873 * df-scan.c (df_scan_verify): Remove artificial limit on
12874 the number of blocks for verification.
12875 * df-problems.c (df_lr_bb_local_compute, df_simulate_find_defs,
12876 df_simulate_defs): Avoid unnecessary insn checking for defs.
12878 2007-07-29 Mark Mitchell <mark@codesourcery.com>
12880 * config/m68k/lb1sf68.asm (FUNC): New macro.
12881 (__mulsi3): Use it.
12882 (__udivsi3): Likewise.
12883 (__divsi3): Likewise.
12884 (__umodsi3): Likewise.
12885 (__modsi3): Likewise.
12886 (__subdf3): Likewise.
12887 (__adddf3): Likewise.
12888 (__muldf3): Likewise.
12889 (__divdf3): Likewise.
12890 (__negdf2): Likewise.
12891 (__cmpdf2): Likewise.
12892 (__subsf3): Likewise.
12893 (__addsf3): Likewise.
12894 (__mulsf3): Likewise.
12895 (__divsf3): Likewise.
12896 (__negsf2): Likewise.
12897 (__cmpsf2): Likewise.
12898 (__eqdf2): Likewise.
12899 (__nedf2): Likewise.
12900 (__gtdf2): Likewise.
12901 (__gedf2): Likewise.
12902 (__ltdf2): Likewise.
12903 (__ledf2): Likewise.
12904 (__eqsf2): Likewise.
12905 (__nesf2): Likewise.
12906 (__gtsf2): Likewise.
12907 (__gesf2): Likewise.
12908 (__ltsf2): Likewise.
12909 (__lesf2): Likewise.
12911 2007-07-30 Ollie Wild <aaw@google.com>
12913 * c-ppoutput.c (print_lines_directives_only): New function.
12914 (scan_translation_unit_directives_only): New function.
12915 (preprocess_file): Add call to scan_translation_unit_directives_only.
12916 * c-opts.c (c_common_handle_option): Add OPT_fdirectives_only.
12917 (sanitize_cpp_opts): Add default flag_dump_macros setting for
12918 -fdirectives-only. Add errors for -fdirectives-only conflict with
12919 -Wunused-macros and -traditional.
12920 (finish_options): Add builtin macro initialization for
12921 -fdirectives-only + -fpreprocessed.
12922 * c.opt (fdirectives-only): New.
12923 * doc/cppopts.texi (fdirectives-only): New.
12925 2007-07-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12927 * alias.c (record_set, memory_modified_1): Constify.
12928 * bt-load.c (note_btr_set): Likewise.
12929 * caller-save.c (mark_set_regs, add_stored_regs): Likewise.
12930 * combine.c (set_nonzero_bits_and_sign_copies,
12931 expand_field_assignment, record_dead_and_set_regs_1,
12932 use_crosses_set_p, reg_dead_at_p_1, can_combine_p,
12933 likely_spilled_retval_1): Likewise.
12934 * config/frv/frv.c (frv_registers_update_1, frv_io_check_address,
12935 frv_io_handle_set): Likewise.
12936 * config/mips/mips.c (mips_sim_record_set,
12937 vr4130_true_reg_dependence_p_1): Likewise.
12938 * config/mt/mt.c (insn_dependent_p_1): Likewise.
12939 * config/s390/s390.c (s390_reg_clobbered_rtx): Likewise.
12940 * config/sh/sh.c (flow_dependent_p_1): Likewise.
12941 * cselib.c (cselib_invalidate_rtx_note_stores): Likewise.
12942 * dce.c (mark_nonreg_stores_1, mark_nonreg_stores_2): Likewise.
12943 * ddg.c (mark_mem_store): Likewise.
12944 * df-problems.c (df_urec_mark_reg_change): Likewise.
12945 * function.c (update_epilogue_consts): Likewise.
12946 * gcse.c (record_set_info, record_last_set_info,
12947 mems_conflict_for_gcse_p, canon_list_insert, reg_set_info,
12948 reg_clear_last_set): Likewise.
12949 * global.c (mark_reg_store, mark_reg_clobber, reg_becomes_live):
12951 * jump.c (reversed_comparison_code_parts): Likewise.
12952 * local-alloc.c (validate_equiv_mem_from_store, no_equiv,
12953 reg_is_set): Likewise.
12954 * loop-iv.c (mark_altered): Likewise.
12955 * mode-switching.c (reg_becomes_live): Likewise.
12956 * optabs.c (no_conflict_move_test): Likewise.
12957 * postreload-gcse.c (record_last_set_info, find_mem_conflicts):
12959 * postreload.c (reload_combine_note_store, move2add_note_store):
12961 * regmove.c (flags_set_1): Likewise.
12962 * regrename.c (note_sets, kill_clobbered_value, kill_set_value):
12964 * reload1.c (mark_not_eliminable, forget_old_reloads_1):
12966 * resource.c (update_live_status): Likewise.
12967 * rtl.h (set_of, note_stores): Likewise.
12968 * rtlanal.c (set_of_1, parms_set, struct set_of_data, set_of,
12969 note_stores, parms_set): Likewise.
12970 * sched-rgn.c (sets_likely_spilled_1): Likewise.
12971 * stack-ptr-mod.c (notice_stack_pointer_modification_1):
12973 * var-tracking.c (count_stores, add_stores): Likewise.
12975 2007-07-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12977 * alias.c (mems_in_disjoint_alias_sets_p,
12978 fixed_scalar_and_varying_struct_p, aliases_everything_p,
12979 nonoverlapping_component_refs_p, nonoverlapping_memrefs_p,
12980 write_dependence_p, mems_in_disjoint_alias_sets_p,
12981 read_dependence, true_dependence, canon_true_dependence,
12982 anti_dependence, output_dependence): Constify.
12983 * combine.c (extended_count): Likewise.
12984 * cse.c (cse_rtx_varies_p, hash_rtx, exp_equiv_p): Likewise.
12985 * cselib.c (get_value_hash, references_value_p,
12986 cselib_reg_set_mode, cselib_rtx_varies_p): Likewise.
12987 * cselib.h (cselib_reg_set_mode, references_value_p): Likewise.
12988 * emit-rtl.c (mem_expr_equal_p, active_insn_p): Likewise.
12989 * function.c (contains, prologue_epilogue_contains,
12990 sibcall_epilogue_contains): Likewise.
12991 * jump.c (simplejump_p, condjump_p, condjump_in_parallel_p,
12992 pc_set, any_uncondjump_p, any_condjump_p, onlyjump_p,
12993 only_sets_cc0_p, sets_cc0_p, rtx_renumbered_equal_p, true_regnum,
12994 reg_or_subregno): Likewise.
12995 * recog.c (asm_noperands): Likewise.
12996 * reload1.c (function_invariant_p): Likewise.
12997 * rtl.h (mem_expr_equal_p, active_insn_p, rtx_varies_p,
12998 rtx_addr_varies_p, asm_noperands, exp_equiv_p, hash_rtx,
12999 condjump_p, any_condjump_p, any_uncondjump_p, pc_set,
13000 simplejump_p, onlyjump_p, only_sets_cc0_p, sets_cc0_p,
13001 true_regnum, reg_or_subregno, condjump_in_parallel_p,
13002 extended_count, prologue_epilogue_contains,
13003 sibcall_epilogue_contains, function_invariant_p, true_dependence,
13004 canon_true_dependence, read_dependence, anti_dependence,
13005 output_dependence): Likewise.
13006 * rtlanal.c (rtx_varies_p, rtx_addr_varies_p): Likewise.
13008 2007-07-30 Julian Brown <julian@codesourcery.com>
13010 * config/arm/neon.md (V_ext): New mode attribute.
13011 (neon_vget_lane<mode>): Replace with define_expand.
13012 (neon_vget_lane<mode>_sext_internal)
13013 (neon_vget_lane<mode>_zext_internal): New define_insns for double
13014 and quad precision vectors.
13015 (neon_vget_lanedi): Add bounds check. Remove dead comment.
13016 * config/arm/neon.ml (get_lane): Make 32-bit get-lane intrinsics
13017 have typeless 32-bit result.
13019 2007-07-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
13022 * tree-affine.h (aff_tree): The type of rest is sizetype for types
13024 * tree-affine.c (aff_combination_scale): If type is a pointer type,
13025 use sizetype for rest.
13026 (aff_combination_add_elt): Likewise. Don't specialize pointer types.
13027 (aff_combination_convert): Don't convert rest for pointer types.
13029 2007-07-28 Daniel Berlin <dberlin@dberlin.org>
13031 * Makefile.in (tree-ssa-alias.o): Add alloc-pool.h
13033 * tree-ssa-alias.c: Add alloc-pool.h.
13034 (init_alias_info): Free alias_bitmap_obstack.
13035 (delete_alias_info): Call delete_mem_ref_stats.
13036 (get_mem_sym_stats_for): Use alloc_pool.
13037 (init_mem_ref_stats): Do not delete mem_ref_stats here.
13038 (delete_mem_sym_stats): Removed.
13040 2007-07-29 Sebastian Pop <sebpop@gmail.com>
13042 * tree-data-ref.c (add_multivariate_self_dist): Parametric access
13043 functions cannot be represented as classical distance vectors.
13045 2007-07-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13047 * attribs.c (hash_attr, eq_attr, init_attributes): Constify.
13048 * builtins.c (validate_arg, builtin_mathfn_code,
13049 validate_arglist): Likewise.
13050 * calls.c (call_expr_flags): Likewise.
13051 * combine.c (reg_nonzero_bits_for_combine,
13052 reg_num_sign_bit_copies_for_combine, get_last_value,
13053 reg_truncated_to_mode): Likewise.
13054 * emit-rtl.c (subreg_lowpart_p): Likewise.
13055 * expr.c (highest_pow2_factor_for_target,
13056 categorize_ctor_elements_1, categorize_ctor_elements,
13057 count_type_elements, contains_packed_reference,
13058 highest_pow2_factor, highest_pow2_factor_for_target): Likewise.
13059 * fold-const.c (may_negate_without_overflow_p, int_const_binop,
13060 fold_convertible_p, operand_equal_p, tree_swap_operands_p,
13061 native_encode_int, native_encode_real, native_encode_complex,
13062 native_encode_vector, native_encode_expr, native_interpret_int,
13063 native_interpret_real, native_interpret_complex,
13064 native_interpret_vector, native_interpret_expr): Likewise.
13065 * function.c (use_register_for_decl): Likewise.
13066 * gimplify.c (get_name): Likewise.
13067 * langhooks-def.h (lhd_return_null_const_tree): New.
13068 (LANG_HOOKS_GET_CALLEE_FNDECL): Use it.
13069 * langhooks.c (lhd_return_null_const_tree): New.
13070 * langhooks.h (lang_get_callee_fndecl): Constify.
13071 * output.h (constructor_static_from_elts_p): Likewise.
13072 * rtl-factoring.c (gen_symbol_ref_rtx_for_label): Likewise.
13073 * rtl.h (nonzero_bits, num_sign_bit_copies, truncated_to_mode,
13074 subreg_lowpart_p, noop_move_p, struct rtl_hooks): Likewise.
13075 * rtlanal.c (cached_nonzero_bits, nonzero_bits1,
13076 cached_num_sign_bit_copies, num_sign_bit_copies1, noop_move_p,
13077 nonzero_bits, num_sign_bit_copies, truncated_to_mode): Likewise.
13078 * rtlhooks-def.h (reg_nonzero_bits_general,
13079 reg_num_sign_bit_copies_general, reg_truncated_to_mode_general):
13081 * rtlhooks.c (reg_num_sign_bit_copies_general,
13082 reg_nonzero_bits_general, reg_truncated_to_mode_general):
13084 * stmt.c (warn_if_unused_value, is_body_block): Likewise.
13085 * stor-layout.c (mode_for_size_tree): Likewise.
13086 * tree-ssa-loop-im.c (memref_eq): Likewise.
13087 * tree-ssa-loop-ivopts.c (tree_int_cst_sign_bit): Likewise.
13088 * tree.c (contains_placeholder_p, type_list_equal,
13089 simple_cst_equal, get_callee_fndecl, operand_equal_for_phi_arg_p):
13091 * tree.h (tree_int_cst_sign_bit, may_negate_without_overflow_p,
13092 mode_for_size_tree, categorize_ctor_elements, count_type_elements,
13093 contains_placeholder_p, contains_packed_reference,
13094 get_callee_fndecl, operand_equal_for_phi_arg_p,
13095 warn_if_unused_value, is_body_block, native_encode_expr,
13096 native_interpret_expr, fold_convertible_p, operand_equal_p,
13097 int_const_binop, tree_swap_operands_p, builtin_mathfn_code,
13098 validate_arglist, simple_cst_equal, type_list_equal,
13099 use_register_for_decl, call_expr_flags, get_name,
13100 highest_pow2_factor): Likewise.
13101 (const_call_expr_arg_iterator_d,
13102 init_const_call_expr_arg_iterator, next_const_call_expr_arg,
13103 first_const_call_expr_arg, more_const_call_expr_args_p,
13104 FOR_EACH_CONST_CALL_EXPR_ARG): New.
13105 * varasm.c (constructor_static_from_elts_p): Constify.
13107 2007-07-28 Kazu Hirata <kazu@codesourcery.com>
13109 * cfglayout.c, config/arm/arm.c, config/arm/cortex-a8.md,
13110 config/arm/neon-schedgen.ml, config/arm/neon.ml,
13111 config/arm/vec-common.md, config/ia64/div.md, cselib.c,
13112 df-core.c, df.h, dominance.c, optabs.c, opts.c, reg-stack.c,
13113 regstat.c, target.h, tree-ssa-live.c, tree-ssa-pre.c,
13114 tree-vect-transform.c, tree.def: Fix comment typos. Follow
13115 spelling conventions.
13116 * doc/invoke.texi: Follow spelling conventions.
13118 2007-07-29 Vladimir Yanovsky <yanov@il.ibm.com>
13119 Revital Eres <eres@il.ibm.com>
13121 * modulo-sched.c (sms_schedule): Avoid loops which includes
13122 auto-increment instructions.
13124 2007-07-28 Richard Guenther <rguenther@suse.de>
13126 PR middle-end/32920
13127 * fold-const.c (fold_cond_expr_with_comparison): Convert
13128 operand zero of MIN/MAX_EXPR to correct type.
13130 2007-07-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13132 * calls.c (special_function_p, setjmp_call_p, alloca_call_p,
13133 flags_from_decl_or_type): Constify.
13134 * gcc.c (do_spec_1): Likewise.
13135 * print-tree.c (dump_addr, print_node_brief): Likewise.
13136 * tree-cfg.c (stmt_starts_bb_p, is_ctrl_stmt, computed_goto_p,
13137 simple_goto_p, tree_can_make_abnormal_goto, stmt_starts_bb_p,
13138 tree_purge_all_dead_eh_edges): Likewise.
13139 * tree-flow.h (is_ctrl_stmt, computed_goto_p, simple_goto_p,
13140 tree_can_make_abnormal_goto, tree_purge_all_dead_eh_edges):
13142 * tree.c (expr_location, expr_has_location, expr_locus,
13143 expr_filename, expr_lineno, get_inner_array_type,
13144 fields_compatible_p): Likewise.
13145 * tree.h (get_inner_array_type, fields_compatible_p,
13146 expr_location, expr_has_location, expr_locus, expr_filename,
13147 expr_lineno, dump_addr, print_node_brief, flags_from_decl_or_type,
13148 setjmp_call_p, alloca_call_p): Likewise.
13150 2007-07-28 Daniel Berlin <dberlin@dberlin.org>
13152 * timevar.def: Add TV_CALL_CLOBBER, TV_FLOW_SENSITIVE,
13153 TV_FLOW_INSENSITIVE.
13155 * tree-ssa-alias.c (compute_call_clobbered): Push/pop
13157 (compute_flow_sensitive_aliasing): Ditto for TV_FLOW_SENSITIVE.
13158 (compute_flow_insensitive_aliasing): Ditto for
13159 TV_FLOW_INSENSITIVE.
13161 2007-07-27 Jan Hubicka <jh@suse.cz>
13163 * config/i386/i386.c (register_move_cost): Remove accidentally
13164 comitted #if 0 block.
13166 * attribs.c: Include hashtab.h
13167 (attribute_hash): New.
13168 (substring): New structure.
13169 (extract_attribute_substring, substring_hash, hash_attr, eq_attr):
13171 (init_attributes): Initialize attribute hash.
13172 (decl_attributes): Use attribute hash.
13173 * Makefile.in (attribs.c): Depend on hashtab.h.
13175 2007-07-27 Steve Ellcey <sje@cup.hp.com>
13177 * config/ia64/vect.md (vec_initv2si): Remove bad BIG_ENDIAN test.
13179 2007-07-27 Richard Sandiford <richard@codesourcery.com>
13181 * doc/invoke.texi (mdsp, mdspr2): Document the __mips_dsp,
13182 __mips_dspr2 and __mips_dsp_rev macros.
13183 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dsp_rev.
13185 2007-07-27 Douglas Gregor <doug.gregor@gmail.com>
13187 * c-common.h (enum rid): Add RID_DECLTYPE, update RID_LAST_CXX0X.
13189 2007-07-26 Kenneth Zadeck <zadeck@naturalbridge.com>
13191 PR middle-end/32749
13193 * df-problems.c (df_create_unused_note): Removed do_not_gen parm
13194 and the updating of the live and do_not_gen sets.
13195 (df_note_bb_compute): Added updating of live and do_not_gen sets
13196 for regular defs so that the case of clobber inside conditional
13197 call is processed correctly.
13199 2007-07-27 Zdenek Dvorak <dvorakz@suse.cz>
13201 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Generate the
13202 operands with compatible type.
13204 2007-07-27 Richard Sandiford <richard@codesourcery.com>
13206 * expr.h (store_bit_field): Don't return a value.
13207 * expmed.c (check_predicate_volatile_ok): New function.
13208 (store_bit_field_1): New function, extracted from store_bit_field.
13209 Take a fallback_p argument and return true if the operation succeeded.
13210 Only use store_fixed_bit_field if fallback_p. Don't recompute
13211 mode_for_extraction; use op_mode instead. Try forcing memories
13212 into registers if the insv expander fails.
13213 (store_bit_field): Use store_bit_field_1 with fallback_p true.
13214 Don't return a value.
13215 (convert_extracted_bit_field): New function, extracted from
13217 (extract_bit_field_1): Likewise. Take a fallback_p argument
13218 and return NULL if the operation succeeded. Only use
13219 extract_fixed_bit_field if fallback_p. Only calculate one
13220 extraction mode. Combine code for extv and extzv. Try forcing
13221 memories into registers if the ext(z)v expander fails.
13222 (extract_bit_field): Use extract_bit_field_1 with fallback_p true.
13224 2007-07-27 Richard Sandiford <rsandifo@nildram.co.uk>
13226 * df.h (df_mw_hardreg): Turn df_ref_type and df_ref_flags
13228 (df_ref): Likewise. Put regno with other integer fields.
13230 2007-07-27 Richard Sandiford <rsandifo@nildram.co.uk>
13232 * df.h (df_mw_hardreg): Remove "loc" field.
13233 * df-scan.c (df_ref_record): Don't set it. Remove redundant
13235 * df-problems.c (df_whole_mw_reg_unused_p): New function,
13236 split out from df_set_unused_notes_for_mw. Return false for
13237 partial references. Assert that mw_reg is a REG when returning true.
13238 (df_set_unused_notes_for_mw): Use it. Use mw_reg instead of *loc.
13239 (df_whole_mw_reg_dead_p): New function, split out from
13240 df_set_dead_notes_for_mw. Return false for partial references.
13241 Assert that mw_reg is a REG when returning true.
13242 (df_set_dead_notes_for_mw): Use it. Use mw_reg instead of *loc.
13243 Remove redundant bitmap check.
13245 2007-07-26 H.J. Lu <hongjiu.lu@intel.com>
13247 * config/ia64/t-ia64 ($(T)crtbegin.o): Removed.
13248 ($(T)crtend.o): Likwise.
13249 ($(T)crtbeginS.o): Likwise.
13250 ($(T)crtendS.o): Likwise.
13251 ($(T)crtfastmath.o): Likwise.
13253 2007-07-26 Zdenek Dvorak <dvorakz@suse.cz>
13255 * dominance.c (dom_computed, n_bbs_in_dom_tree): Removed.
13256 * function.h (dom_computed, n_bbs_in_dom_tree): New macros.
13257 * basic-block.h (struct control_flow_graph): Added x_dom_computed
13258 and x_n_bbs_in_dom_tree fields.
13260 2007-07-26 Steve Ellcey <sje@cup.hp.com>
13262 PR tree-optimization/32087
13263 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop):
13264 Do not call scale_bbs_frequencies_int with prob of zero.
13266 2007-07-26 Julian Brown <julian@codesourcery.com>
13268 * config/arm/arm-protos.h (neon_lane_bounds, neon_const_bounds)
13269 (neon_element_bits): Add prototypes.
13270 * config/arm/arm.c (bounds_check, neon_lane_bounds)
13271 (neon_const_bounds, neon_element_bits): New functions.
13272 * config/arm/neon.md (neon_vget_lane<mode>, neon_vget_lanedi)
13273 (neon_vget_lanev2di, neon_vset_lane<mode>, neon_vset_lanedi)
13274 (neon_vset_lanev2di, neon_vdup_lane<mode>, neon_vdup_lanedi)
13275 (neon_vdup_lanev2di, neon_vcvt_n<mode>, neon_vmul_lane<mode>)
13276 (neon_vmull_lane<mode>, neon_vqdmull_lane<mode>)
13277 (neon_vqdmulh_lane<mode>, neon_vmla_lane<mode>)
13278 (neon_vmlal_lane<mode>, neon_vqdmlal_lane<mode>)
13279 (neon_vmls_lane<mode>, neon_vmlsl_lane<mode>)
13280 (neon_vqdmlsl_lane<mode>, neon_vext<mode>, neon_vshr_n<mode>)
13281 (neon_vshrn_n<mode>, neon_vqshrn_n<mode>, neon_vqshrun_n<mode>)
13282 (neon_vshl_n<mode>, neon_vshl_n<mode>, neon_vqshl_n<mode>)
13283 (neon_vqshlu_n<mode>, neon_vshll_n<mode>, neon_vsra_n<mode>)
13284 (neon_vsri_n<mode>, neon_vsli_n<mode>): Add bounds checks.
13286 2007-07-26 Nathan Froyd <froydnj@codesourcery.com>
13288 * config/vxworks.h (VXWORKS_LINK_SPEC): Fix typo.
13289 (HAVE_AS_GNU_ATTRIBUTE): Undefine.
13291 2007-07-26 Mark Shinwell <shinwell@codesourcery.com>
13292 Julian Brown <julian@codesourcery.com>
13294 * config/arm/arm.c (arm_mac_accumulator_is_mul_result): New.
13295 * config/arm/arm-protos.h (arm_mac_accumulator_is_mul_result): New.
13296 * config/arm/cortex-a8.md: New.
13297 * config/arm/cortex-a8-neon.md: New.
13298 * config/arm/neon-schedgen.ml: New.
13299 * config/arm/neon.md (vqh_mnem): New.
13301 (Is_float_mode): New.
13302 (Scalar_mul_8_16): New.
13304 (V_mode_nunits): New.
13305 (All instruction patterns): Annotate with neon_type attribute
13307 * config/arm/arm.md: Include cortex-a8.md.
13308 (insn): Add smmla, umaal, smlald, smlsld, clz, mrs, msr and xtab
13310 Annotate instruction patterns accordingly.
13311 (generic_sched): Do not use generic scheduling for Cortex-A8.
13312 (generic_vfp): Do not use generic VFP scheduling for Cortex-A8.
13314 2007-07-26 Daniel Jacobowitz <dan@codesourcery.com>
13316 * fold-const.c (fold_read_from_constant_string): Use
13317 build_int_cst_type.
13318 * tree-ssa-ccp.c (fold_const_aggregate_ref): Likewise.
13320 2007-07-26 Nick Clifton <nickc@redhat.com>
13322 * tree-ssa-operands.h: Change copyright header to refer to version
13323 3 of the GNU General Public License and to point readers at the
13324 COPYING3 file and the FSF's license web page.
13325 * tree-vrp.c, regrename.c, attribs.c, loop-unswitch.c,
13326 sched-ebb.c, fwprop.c, tree-loop-linear.c, dwarf2asm.c,
13327 tree-into-ssa.c, dwarf2asm.h, tree-ssa-loop-im.c, sbitmap.c,
13328 targhooks.c, tree-dump.c, tree-complex.c, sbitmap.h, targhooks.h,
13329 tree-dump.h, regstat.c, see.c, machmode.h, hooks.c, cgraphbuild.c,
13330 hooks.h, genrecog.c, tree-ssa-threadupdate.c, gen-protos.c,
13331 flags.h, rtlhooks.c, gencheck.c, tree-ssa-loop-niter.c,
13332 opts-common.c, dbgcnt.def, tree-pretty-print.c, tracer.c,
13333 gengtype.c, mkconfig.sh, gengtype.h, tree-ssa-loop-unswitch.c,
13334 cgraph.c, c-lex.c, cgraph.h, libfuncs.h, cfgloopmanip.c,
13335 rtl-error.c, optabs.c, postreload-gcse.c, tree-ssa-loop-manip.c,
13336 optabs.h, genmddeps.c, defaults.h, postreload.c, value-prof.c,
13337 tree-ssa-loop-ch.c, tree-tailcall.c, gengenrtl.c, value-prof.h,
13338 genopinit.c, tree.c, tree.h, reload.c, tree-pass.h, ipa-cp.c,
13339 reload.h, bitmap.c, bitmap.h, tree-scalar-evolution.c,
13340 c-config-lang.in, tree-scalar-evolution.h, target.h, cppspec.c,
13341 rtlanal.c, ddg.c, lambda-mat.c, mips-tdump.c, ddg.h,
13342 tree-phinodes.c, mips-tfile.c, pointer-set.c, pointer-set.h,
13343 diagnostic.c, final.c, diagnostic.h, builtins.c, genoutput.c,
13344 gcc.c, lists.c, tree-ssa-alias-warnings.c, gcc.h, cfghooks.c,
13345 input.h, gensupport.c, fold-const.c, cfghooks.h, insn-notes.def,
13346 gensupport.h, builtin-attrs.def, sync-builtins.def, params.c,
13347 cfgloopanal.c, params.h, graphds.c, omp-low.c, tree-ssa-dse.c,
13348 graphds.h, gcov.c, cfg.c, genextract.c, ipa-reference.c,
13349 genautomata.c, tree-ssa-uncprop.c, auto-inc-dec.c, toplev.c,
13350 tree-gimple.c, ipa-reference.h, vmsdbgout.c, errors.c, toplev.h,
13351 reorg.c, tree-gimple.h, tree-chrec.c, pretty-print.c, errors.h,
13352 real.c, tree-chrec.h, pretty-print.h, debug.c, real.h, genemit.c,
13353 omega.c, c-cppbuiltin.c, genmultilib, debug.h, omega.h,
13354 tree-ssa-sccvn.c, genconfig.c, tree-ssa-sccvn.h, cgraphunit.c,
13355 regs.h, df-scan.c, vec.c, hosthooks-def.h, vec.h,
13356 tree-ssa-copyrename.c, scan.c, builtin-types.def, tree-ssa-ccp.c,
13357 scan.h, mode-classes.def, haifa-sched.c, dominance.c, dojump.c,
13358 double-int.c, gcov-io.c, dbxout.c, builtins.def, double-int.h,
13359 dbxout.h, tree-ssa-loop-ivopts.c, df-core.c, mode-switching.c,
13360 gengtype-lex.l, tree-nomudflap.c, modulo-sched.c, c-objc-common.c,
13361 hosthooks.h, c-objc-common.h, caller-save.c, graph.c,
13362 ipa-pure-const.c, graph.h, c-format.c, cse.c, fix-header.c,
13363 c-format.h, web.c, tree-stdarg.c, genpeep.c, tree-stdarg.h,
13364 tree-ssa-math-opts.c, xcoffout.c, tree-ssa-dom.c, tree-nrv.c,
13365 xcoffout.h, tree-ssa-propagate.c, ipa-utils.c,
13366 tree-ssa-propagate.h, tree-ssa-alias.c, loop-init.c, ipa-utils.h,
13367 gimple-low.c, rtl.def, c-tree.h, tree-ssa-sink.c, ipa-inline.c,
13368 mkmap-symver.awk, machmode.def, c-pch.c, cfganal.c, global.c,
13369 alloc-pool.c, c-semantics.c, alloc-pool.h, jump.c, ifcvt.c,
13370 dwarf2out.c, expr.c, cfgbuild.c, tree-browser.c, dwarf2out.h,
13371 expr.h, longlong.h, opts.c, gcov-iov.c, opts.h, dwarf2.h,
13372 genattrtab.c, genconditions.c, genattr.c, optc-gen.awk,
13373 timevar.def, tree-ssa-loop-ivcanon.c, hard-reg-set.h, predict.c,
13374 tree-ssa-loop.c, host-default.c, predict.h, recog.c, dbgcnt.c,
13375 recog.h, dbgcnt.h, c-aux-info.c, tree-ssa-address.c, timevar.c,
13376 dse.c, lcm.c, tree-ssa-ifcombine.c, timevar.h, dse.h,
13377 matrix-reorg.c, tree-vn.c, treestruct.def, fp-test.c, c-decl.c,
13378 tree-eh.c, c-errors.c, c-pretty-print.c, regmove.c,
13379 lambda-trans.c, c-pretty-print.h, et-forest.c, et-forest.h,
13380 ebitmap.c, configure.ac, local-alloc.c, function.c, langhooks.c,
13381 ebitmap.h, cppdefault.c, tree-vectorizer.c, function.h,
13382 langhooks.h, print-rtl.c, cppdefault.h, df.h, tree-vectorizer.h,
13383 sdbout.c, stor-layout.c, sdbout.h, rtlhooks-def.h, read-rtl.c,
13384 gcse.c, ipa-type-escape.c, vmsdbg.h, alias.c, gengtype-parse.c,
13385 ipa-type-escape.h, domwalk.c, alias.h, tree-if-conv.c, profile.c,
13386 init-regs.c, domwalk.h, ipa.c, gccbug.in, tree-data-ref.c,
13387 loop-unroll.c, tree-data-ref.h, tree-flow-inline.h, tree-affine.c,
13388 mkmap-flat.awk, tree-affine.h, tree-vect-analyze.c, c.opt, ggc.h,
13389 opt-gather.awk, c-typeck.c, gimplify.c, coretypes.h, exec-tool.in,
13390 insn-addr.h, tree-ssa-phiopt.c, c-pragma.c, c-pragma.h, calls.c,
13391 tree-ssa-coalesce.c, genmodes.c, loop-doloop.c, predict.def,
13392 dwarf.h, tree.def, rtl-factoring.c, lower-subreg.c, expmed.c,
13393 bt-load.c, ggc-common.c, genflags.c, tree-dfa.c, except.c,
13394 coverage.c, except.h, emit-rtl.c, cfgexpand.c, coverage.h,
13395 stringpool.c, cselib.c, emit-rtl.h, tree-cfgcleanup.c, c-opts.c,
13396 cselib.h, cfgcleanup.c, simplify-rtx.c, tree-ssa-pre.c, explow.c,
13397 tree-ssa-live.c, tree-sra.c, tree-ssa-live.h, tree-predcom.c,
13398 loop-invariant.c, genpreds.c, protoize.c, opth-gen.awk, c-dump.c,
13399 lambda.h, loop-iv.c, tree-mudflap.c, ipa-prop.c, print-tree.c,
13400 tree-mudflap.h, tree-ssa-copy.c, ipa-prop.h, cfglayout.c,
13401 tree-ssa-forwprop.c, c-convert.c, cfglayout.h, common.opt,
13402 ggc-zone.c, ggc-page.c, c-omp.c, tree-ssa-dce.c, gencodes.c,
13403 varasm.c, tree-vect-patterns.c, libada-mk.in, tree-ssa-ter.c,
13404 sched-deps.c, tree-nested.c, c-ppoutput.c, tree-ssa.c,
13405 target-def.h, tree-ssa-loop-prefetch.c, lambda-code.c,
13406 omp-builtins.def, rtl.c, regclass.c, stab.def, intl.c, rtl.h,
13407 intl.h, tree-inline.c, conditions.h, tree-inline.h, integrate.c,
13408 sched-int.h, tree-iterator.c, integrate.h, tree-iterator.h,
13409 genchecksum.c, tree-optimize.c, output.h, tree-vect-transform.c,
13410 tree-object-size.c, combine.c, tree-outof-ssa.c, addresses.h,
13411 bb-reorder.c, stack-ptr-mod.c, resource.c, var-tracking.c,
13412 cfgloop.c, system.h, resource.h, ggc-none.c, tree-profile.c,
13413 cfgloop.h, c-gimplify.c, c-common.c, opt-functions.awk,
13414 tree-vect-generic.c, tree-flow.h, df-problems.c, scan-decls.c,
13415 c-common.h, config.gcc, reg-stack.c, tlink.c, main.c, stub-objc.c,
13416 fixproto, config.host, Makefile.in, gccspec.c, sched-rgn.c,
13417 vecprim.h, basic-block.h, tree-ssa-structalias.c,
13418 tree-ssa-structalias.h, c-common.def, sched-vis.c, tree-cfg.c,
13419 passes.c, genconstants.c, c-incpath.c, c-incpath.h,
13420 struct-equiv.c, c-parser.c, tree-ssa-reassoc.c, varray.c, sreal.c,
13421 varray.h, dfp.c, sreal.h, combine-stack-adj.c, dfp.h,
13422 reg-notes.def, cfgrtl.c, config.build, varpool.c, gengtype-yacc.y,
13423 stmt.c, dce.c, tree-browser.def, prefix.c, statistics.h,
13424 params.def, dce.h, c-lang.c, gcov-dump.c, prefix.h,
13425 tree-ssanames.c, collect2.c, collect2.h, tree-ssa-threadedge.c,
13426 convert.c, convert.h, langhooks-def.h, reload1.c,
13427 tree-ssa-operands.c: Likewise.
13429 2007-07-26 Jan Hubicka <jh@suse.cz>
13431 * tree-ssa-live.c: Include debug.h and flags.h.
13432 (mark_scope_block_unused): New function.
13433 (remove_unused_scope_block_p): New function.
13434 (remove_unused_locals): Remove unused blocks too.
13436 2007-07-25 Ian Lance Taylor <iant@google.com>
13438 * combine.c (combine_max_regno): Remove. Remove all uses.
13439 (struct reg_stat_struct): Rename from struct reg_stat.
13440 (reg_stat_type): Define, and declare VECs.
13441 (reg_stat): Change from pointer to VEC. Change all uses.
13442 (combine_split_insns): New static function.
13443 (try_combine, find_split_point): Call it instead of split_insns.
13445 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
13447 * cfghooks.c (split_block): Fix the information about loop latch.
13449 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
13451 * cfgloopmanip.c (fix_loop_structure): Call force_single_succ_latches.
13453 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
13455 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis):
13456 Scan the new edge for loop exit info.
13458 2007-07-25 Andreas Tobler <a.tobler@schweiz.org>
13460 * config/darwin.c: Include debug.h.
13462 2007-07-25 Steve Ellcey <sje@cup.hp.com>
13465 * tree-vect-patterns.c (vect_pattern_recog_1): Check for valid type.
13467 2007-07-25 Steve Ellcey <sje@cup.hp.com>
13469 * config/ia64/ia64.h (HARD_REGNO_NREGS): Handle RFmode.
13470 (HARD_REGNO_MODE_OK): Ditto.
13471 (MODES_TIEABLE_P): Ditto.
13472 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
13473 (CLASS_MAX_NREGS): Ditto.
13474 * config/ia64/ia64.c (ia64_print_operand_address): Add R format.
13475 * config/ia64/ia64.md (divsf3_internal_thr): Removed.
13476 (divdf3_internal_thr): Removed.
13477 * config/ia64/div.md: New file.
13478 * config/ia64/constraints.md: Add H constraint.
13480 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13482 * sbitmap.c (sbitmap_verify_popcount, sbitmap_alloc_with_popcount,
13483 sbitmap_copy, sbitmap_copy_n, sbitmap_equal, sbitmap_empty_p,
13484 sbitmap_union_of_diff_cg, sbitmap_union_of_diff, sbitmap_not,
13485 sbitmap_difference, sbitmap_any_common_bits, sbitmap_a_and_b_cg,
13486 sbitmap_a_and_b, sbitmap_a_xor_b_cg, sbitmap_a_xor_b,
13487 sbitmap_a_or_b_cg, sbitmap_a_or_b, sbitmap_a_subset_b_p,
13488 sbitmap_a_or_b_and_c_cg, sbitmap_a_or_b_and_c,
13489 sbitmap_a_and_b_or_c_cg, sbitmap_a_and_b_or_c,
13490 sbitmap_first_set_bit, sbitmap_last_set_bit, dump_sbitmap,
13491 dump_sbitmap_file, debug_sbitmap, popcount_table,
13492 sbitmap_popcount): Constify.
13493 * sbitmap.h (const_sbitmap, const_sbitmap_ptr): New.
13494 (sbitmap_iterator, sbitmap_iter_init, dump_sbitmap,
13495 dump_sbitmap_file, sbitmap_copy, sbitmap_copy_n, sbitmap_equal,
13496 sbitmap_empty_p, sbitmap_union_of_diff, sbitmap_union_of_diff_cg,
13497 sbitmap_difference, sbitmap_not, sbitmap_a_or_b_and_c,
13498 sbitmap_a_or_b_and_c_cg, sbitmap_a_and_b_or_c,
13499 sbitmap_a_and_b_or_c_cg, sbitmap_any_common_bits, sbitmap_a_and_b,
13500 sbitmap_a_and_b_cg, sbitmap_a_or_b, sbitmap_a_or_b_cg,
13501 sbitmap_a_xor_b, sbitmap_a_xor_b_cg, sbitmap_a_subset_b_p,
13502 sbitmap_first_set_bit, sbitmap_last_set_bit, debug_sbitmap,
13503 sbitmap_popcount, sbitmap_verify_popcount): Constify.
13505 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13507 * bitmap.c (hash_descriptor, eq_descriptor, bitmap_element_zerop,
13508 bitmap_copy, bitmap_clear_bit, popcount_table, bitmap_count_bits,
13509 bitmap_first_set_bit, bitmap_and, bitmap_and_into,
13510 bitmap_elt_copy, bitmap_and_compl, bitmap_and_compl_into,
13511 bitmap_compl_and_into, bitmap_elt_ior, bitmap_ior,
13512 bitmap_ior_into, bitmap_xor, bitmap_xor_into, bitmap_equal_p,
13513 bitmap_intersect_p, bitmap_intersect_compl_p,
13514 bitmap_ior_and_compl, bitmap_ior_and_compl_into,
13515 debug_bitmap_file, debug_bitmap, bitmap_print, bitmap_hash):
13517 * bitmap.h (bitmap_copy, bitmap_equal_p, bitmap_intersect_p,
13518 bitmap_intersect_compl_p, bitmap_count_bits, bitmap_and,
13519 bitmap_and_into, bitmap_and_compl, bitmap_and_compl_into,
13520 bitmap_compl_and_into, bitmap_ior, bitmap_ior_into, bitmap_xor,
13521 bitmap_xor_into, bitmap_ior_and_compl, bitmap_ior_and_compl_into,
13522 debug_bitmap, debug_bitmap_file, bitmap_print,
13523 bitmap_first_set_bit, bitmap_hash, bmp_iter_set_init,
13524 bmp_iter_and_init, bmp_iter_and_compl_init): Likewise.
13526 2007-07-25 Daniel Berlin <dberlin@dberlin.org>
13528 * config/darwin.c (darwin_override_options): Additional fix for
13529 debug info formats that don't support var tracking.
13531 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13533 * cselib.c (entry_and_rtx_equal_p): Constify.
13534 * gengtype.c (output_mangled_typename, write_types, write_local):
13536 * gengtype.h (const_type_p): New.
13537 * see.c (eq_descriptor_extension, hash_descriptor_extension):
13539 * tlink.c (scan_linker_output): De-constify.
13540 * tree-ssa-loop-im.c (memref_eq): Constify.
13541 * tree-ssa-structalias.c (const_shared_bitmap_info_t): New.
13542 (shared_bitmap_hash, shared_bitmap_eq): Constify.
13544 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13546 * c-common.c (fname_as_string, c_type_hash): Constify.
13547 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
13548 * cgraph.c (edge_hash, edge_eq): Likewise.
13549 * dwarf2out.c (decl_die_table_eq, decl_loc_table_eq): Likewise.
13550 * emit-rtl.c (mem_attrs_htab_eq, reg_attrs_htab_hash,
13551 reg_attrs_htab_eq): Likewise.
13552 * except.c (t2r_eq, t2r_hash, ttypes_filter_eq, ehl_hash, ehl_eq):
13554 * genautomata.c (const_reserv_sets_t, const_unit_decl_t,
13555 const_decl_t, const_state_t, const_automata_list_el_t): New.
13556 (first_out_arc, DECL_UNIT, DECL_BYPASS, DECL_AUTOMATON, DECL_EXCL,
13557 DECL_PRESENCE, DECL_ABSENCE, DECL_RESERV, DECL_INSN_RESERV,
13558 automaton_decl_hash, automaton_decl_eq_p, insn_decl_hash,
13559 insn_decl_eq_p, decl_hash, decl_eq_p, alt_state_cmp,
13560 reserv_sets_cmp, reserv_sets_eq, state_hash, state_eq_p,
13561 automata_list_hash, automata_list_eq_p, compare_states_for_equiv,
13562 compare_max_occ_cycle_nums, out_state_arcs_num,
13563 compare_transition_els_num, units_cmp, state_reservs_cmp):
13565 * genmodes.c (cmp_modes): Likewise.
13566 * ggc-common.c (saving_htab_hash, saving_htab_eq): Likewise.
13567 * gimplify.c (compare_case_labels): Likewise.
13568 * ipa-type-escape.c (get_name_of_type, type_brand_s): Likewise.
13569 * loop-unroll.c (si_info_hash, ve_info_hash): Likewise.
13570 * matrix-reorg.c (mtt_info_hash): Likewise.
13571 * postreload-gcse.c (hash_expr_for_htab, expr_equiv_p): Likewise.
13572 * rtl-factoring.c (const_p_hash_bucket, const_p_hash_elem): New.
13573 (htab_hash_bucket, htab_hash_elem): Constify.
13574 * tree-browser.c (TB_parent_eq): Likewise.
13575 * tree-scalar-evolution.c (hash_scev_info): Likewise.
13576 * tree-ssa-alias.c (sort_tags_by_id): Likewise.
13577 * tree-ssa-coalesce.c (const_coalesce_pair_p): New.
13578 (coalesce_pair_map_hash, coalesce_pair_map_eq, compare_pairs):
13580 * tree-ssa-dom.c (avail_expr_hash, avail_expr_eq): Likewise.
13581 * tree-ssa-pre.c (const_expr_pred_trans_t): New.
13582 (expr_pred_trans_hash, expr_pred_trans_eq): Constify.
13583 * tree-ssa-sccvn.c (const_vn_binary_op_t, const_vn_unary_op_t,
13584 const_vn_phi_t, const_vn_reference_op_t, const_vn_reference_t):
13586 (vn_reference_op_eq, vn_reference_hash, vn_reference_eq,
13587 vn_unary_op_hash, vn_unary_op_eq, vn_binary_op_hash,
13588 vn_binary_op_eq, vn_phi_hash, vn_phi_eq): Constify.
13589 * tree-ssa-threadupdate.c (redirection_data_hash,
13590 redirection_data_eq): Likewise.
13591 * tree-ssa-uncprop.c (equiv_hash, equiv_eq): Likewise.
13592 * tree-ssa.c (var_ann_eq): Likewise.
13593 * tree-vrp.c (compare_case_labels): Likewise.
13594 * tree.c (int_cst_hash_hash, int_cst_hash_eq,
13595 tree_map_base_marked_p, type_hash_marked_p, tree_check_failed,
13596 tree_not_check_failed, tree_class_check_failed,
13597 tree_range_check_failed, tree_not_class_check_failed,
13598 omp_clause_check_failed, omp_clause_range_check_failed,
13599 tree_contains_struct_check_failed, tree_operand_check_failed):
13601 * tree.h (tree_contains_struct_check_failed, tree_check_failed,
13602 tree_not_check_failed, tree_class_check_failed,
13603 tree_range_check_failed, tree_not_class_check_failed,
13604 tree_operand_check_failed, omp_clause_operand_check_failed,
13605 tree_operand_length): Likewise.
13606 * var-tracking.c (const_variable): New.
13607 (variable_htab_hash, variable_htab_eq): Constify.
13608 * varasm.c (const_desc_hash): Likewise.
13610 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13612 * expr.c (handled_component_p): Constify.
13613 * fold-const.c (fit_double_type): Likewise.
13614 * real.h (real_value_from_int_cst): Likewise.
13615 * tree-flow-inline.h (gimple_in_ssa_p,
13616 gimple_aliases_computed_p, gimple_addressable_vars,
13617 gimple_call_clobbered_vars, gimple_referenced_vars,
13618 gimple_global_var, gimple_nonlocal_all, gimple_var_anns,
13619 end_htab_p, end_referenced_vars_p, var_ann, function_ann,
13620 may_aliases, end_readonly_imm_use_p, has_zero_uses,
13621 has_single_use, single_imm_use, num_imm_uses, is_exec_stmt,
13622 is_label_stmt, is_global_var, phi_ssa_name_p,
13623 factoring_name_p, is_call_clobbered, tree_common_ann,
13624 op_iter_done, end_imm_use_stmt_p, end_imm_use_on_stmt_p,
13625 unmodifiable_var_p, array_ref_contains_indirect_ref,
13626 ref_contains_array_ref, lookup_subvars_for_var,
13627 var_can_have_subvars, overlap_subvar, gimple_ssa_operands,
13628 gimple_mem_ref_stats): Likewise.
13629 * tree-flow.h (tree_common_ann, var_ann, function_ann,
13630 may_aliases, is_exec_stmt, is_label_stmt,
13631 ref_contains_array_ref, array_ref_contains_indirect_ref,
13632 var_can_have_subvars, overlap_subvar, is_call_clobbered,
13633 unmodifiable_var_p): Likewise.
13634 * tree-gimple.c (is_gimple_min_invariant): Likewise.
13635 * tree-gimple.h (is_gimple_min_invariant): Likewise.
13636 * tree.c (type_hash_list, attribute_hash_list, tree_size,
13637 cst_and_fits_in_hwi, real_value_from_int_cst,
13638 build_real_from_int_cst, integer_zerop, integer_onep,
13639 integer_all_onesp, integer_pow2p, integer_nonzerop, tree_log2,
13640 tree_floor_log2, real_zerop, real_onep, real_twop,
13641 real_minus_onep, really_constant_p, purpose_member, chain_member,
13642 list_length, fields_length, int_size_in_bytes, bit_position,
13643 int_bit_position, byte_position, int_byte_position, expr_align,
13644 array_type_nelts, tree_node_structure,
13645 type_contains_placeholder_1, iterative_hash_pointer,
13646 is_attribute_with_length_p, is_attribute_p, check_qualified_type,
13647 tree_map_base_eq, type_hash_list, type_hash_eq,
13648 attribute_hash_list, type_num_arguments, tree_int_cst_equal,
13649 tree_int_cst_lt, tree_int_cst_compare, host_integerp,
13650 tree_low_cst, tree_int_cst_msb, tree_int_cst_sgn,
13651 simple_cst_list_equal, compare_tree_int, iterative_hash_expr,
13652 int_fits_type_p, get_containing_scope, decl_function_context,
13653 decl_type_context, omp_clause_operand_check_failed,
13654 initializer_zerop, int_cst_value, num_ending_zeros): Likewise.
13655 * tree.h (omp_clause_operand_check_failed, tree_size,
13656 build_real_from_int_cst, array_type_nelts, purpose_member,
13657 tree_int_cst_equal, tree_int_cst_lt, tree_int_cst_compare,
13658 host_integerp, tree_low_cst, tree_int_cst_msb, tree_int_cst_sgn,
13659 is_attribute_p, check_qualified_type, expr_align,
13660 int_size_in_bytes, bit_position, int_bit_position, byte_position,
13661 int_byte_position, list_length, fields_length, initializer_zerop,
13662 integer_zerop, integer_onep, integer_all_onesp, integer_pow2p,
13663 integer_nonzerop, cst_and_fits_in_hwi, num_ending_zeros,
13664 tree_node_structure, handled_component_p, get_containing_scope,
13665 decl_function_context, decl_type_context, real_zerop,
13666 type_num_arguments, fit_double_type, really_constant_p,
13667 int_fits_type_p, tree_log2, tree_floor_log2, iterative_hash_expr,
13668 compare_tree_int, chain_member, simple_cst_list_equal, real_onep,
13669 real_twop, real_minus_onep, int_cst_value): Likewise.
13671 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13673 * cfglayout.c (insn_scope, insn_line): Constify.
13674 * emit-rtl.c (const_int_htab_hash, const_int_htab_eq,
13675 const_double_htab_hash, const_double_htab_eq,
13676 mem_attrs_htab_hash): Likewise.
13677 * loop-iv.c (biv_eq): Likewise.
13678 * print-rtl.c (print_rtx, print_decl_name, print_mem_expr,
13679 print_inline_rtx, debug_rtx, debug_rtx_list, debug_rtx_range,
13680 debug_rtx_find, print_rtl, print_rtl_single, print_simple_rtl):
13682 * rtl-error.c (location_for_asm, diagnostic_for_asm,
13683 error_for_asm, warning_for_asm, _fatal_insn,
13684 _fatal_insn_not_found): Likewise.
13685 * rtl.c (rtx_size, shared_const_p, shallow_copy_rtx_stat,
13686 rtx_equal_p, rtl_check_failed_bounds, rtl_check_failed_type1,
13687 rtl_check_failed_type2, rtl_check_failed_code1,
13688 rtl_check_failed_code2, rtl_check_failed_code_mode,
13689 rtvec_check_failed_bounds, rtl_check_failed_flag): Likewise.
13690 * rtl.h (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, LABEL_KIND,
13694 SET_LABEL_KIND, rhs_regno, subreg_lsb, subreg_regno, subreg_nregs,
13695 shared_const_p, rtx_size, shallow_copy_rtx_stat, rtx_equal_p,
13696 get_pool_mode, insn_line, insn_file, simplify_replace_rtx,
13697 mode_signbit_p, rtx_addr_can_trap_p, nonzero_address_p,
13698 rtx_unstable_p, get_integer_term, get_related_value,
13699 offset_within_block_p, reg_mentioned_p, count_occurrences,
13700 reg_referenced_p, reg_used_between_p, no_labels_between_p,
13701 single_set_2, multiple_sets, set_noop_p, refers_to_regno_p,
13702 reg_overlap_mentioned_p, dead_or_set_p, dead_or_set_regno_p,
13703 find_reg_note, find_regno_note, find_reg_equal_equiv_note,
13704 find_constant_src, find_reg_fusage, find_regno_fusage,
13705 pure_call_p, remove_note, side_effects_p, volatile_refs_p,
13706 volatile_insn_p, may_trap_p, may_trap_after_code_motion_p,
13707 may_trap_or_fault_p, inequality_comparisons_p, tablejump_p,
13708 computed_jump_p, auto_inc_p, in_expr_list_p,
13709 remove_node_from_expr_list, loc_mentioned_in_p,
13710 label_is_jump_target_p, reversed_comparison_code_parts,
13711 debug_rtx, debug_rtx_list, debug_rtx_range, debug_rtx_find,
13712 print_mem_expr, print_rtl, print_simple_rtl, print_rtl_single,
13713 print_inline_rtx): Likewise.
13714 * rtlanal.c (covers_regno_p, covers_regno_no_parallel_p,
13715 computed_jump_p_1, nonzero_bits1, rtx_unstable_p,
13716 rtx_addr_can_trap_p_1, rtx_addr_can_trap_p, nonzero_address_p,
13717 get_integer_term, get_related_value, offset_within_block_p,
13718 count_occurrences, reg_mentioned_p, no_labels_between_p,
13719 reg_used_between_p, reg_referenced_p, single_set_2,
13720 multiple_sets, set_noop_p, refers_to_regno_p,
13721 reg_overlap_mentioned_p, dead_or_set_p,
13722 covers_regno_no_parallel_p, covers_regno_p,
13723 dead_or_set_regno_p, find_reg_note, find_regno_note,
13724 find_reg_equal_equiv_note, find_constant_src, find_reg_fusage,
13725 find_regno_fusage, pure_call_p, remove_note, in_expr_list_p,
13726 remove_node_from_expr_list, volatile_insn_p, volatile_refs_p,
13727 side_effects_p, may_trap_p_1, may_trap_p,
13728 may_trap_after_code_motion_p, may_trap_or_fault_p,
13729 inequality_comparisons_p, tablejump_p, computed_jump_p_1,
13730 computed_jump_p, auto_inc_p, loc_mentioned_in_p, subreg_lsb,
13731 subreg_regno, subreg_nregs, label_is_jump_target_p): Likewise.
13732 * simplify-rtx.c (neg_const_int, plus_minus_operand_p,
13733 mode_signbit_p, simplify_replace_rtx, plus_minus_operand_p):
13735 * toplev.h (_fatal_insn_not_found, _fatal_insn, error_for_asm,
13736 warning_for_asm): Likewise.
13737 * tree.h (print_rtl): Likewise.
13738 * varasm.c (get_pool_mode): Likewise.
13740 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13742 * c-lex.c (c_lex_with_flags, lex_string): Constify.
13743 * c-ppoutput.c (print_line, pp_dir_change): Likewise.
13744 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
13745 * cfg.c (bb_copy_original_hash, bb_copy_original_eq): Likewise.
13746 * cfgloop.c (loop_exit_hash, loop_exit_eq): Likewise.
13747 * ddg.c (compare_sccs): Likewise.
13748 * df-scan.c (df_ref_compare, df_mw_compare): Likewise.
13749 * dfp.c (decimal_real_from_string, decimal_to_decnumber,
13750 decimal_to_binary, decimal_do_compare, decimal_real_to_decimal,
13751 decimal_do_fix_trunc, decimal_real_to_integer,
13752 decimal_real_to_integer2, decimal_real_maxval): Likewise.
13753 * dse.c (const_group_info_t): New.
13754 (invariant_group_base_eq, invariant_group_base_hash): Constify.
13755 * dwarf2out.c (const_dw_die_ref): New.
13756 (decl_die_table_hash, decl_die_table_eq, file_info_cmp): Constify.
13757 * tree-browser.c (TB_parent_eq): Likewise.
13758 * unwind-dw2-fde.c (__register_frame_info_bases,
13759 __deregister_frame_info_bases, fde_unencoded_compare, fde_split,
13760 add_fdes, linear_search_fdes, binary_search_unencoded_fdes):
13762 * unwind-dw2-fde.h (get_cie, next_fde): Likewise.
13763 * unwind-dw2.c (uw_frame_state_for): Likewise.
13764 * value-prof.c (histogram_hash, histogram_eq): Likewise.
13765 * value-prof.h (const_histogram_value): New.
13767 2007-07-25 Richard Sandiford <richard@codesourcery.com>
13769 * config/mips/mips.c (machine_function): Add
13770 initialized_mips16_gp_pseudo_p.
13771 (mips16_gp_pseudo_reg): Do not emit the initialization of
13772 mips16_gp_pseudo_rtx when being called from the gimple cost-
13773 calculation routines; emit it on the first use outside those
13776 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13778 * coretypes.h (const_bitmap, const_rtx, const_rtvec, const_tree):
13781 * rtl.h (RTL_CHECK1, RTL_CHECK2, RTL_CHECKC1, RTL_CHECKC2,
13782 RTVEC_ELT, XWINT, XCWINT, XCMWINT, XCNMPRV, BLOCK_SYMBOL_CHECK,
13783 RTL_FLAG_CHECK1, RTL_FLAG_CHECK2, RTL_FLAG_CHECK3,
13784 RTL_FLAG_CHECK4, RTL_FLAG_CHECK5, RTL_FLAG_CHECK6,
13785 RTL_FLAG_CHECK7, RTL_FLAG_CHECK8, LABEL_KIND, SET_LABEL_KIND):
13786 Preserve const-ness of parameters through use of __typeof(),
13787 also constify and tidy.
13789 * tree.h (TREE_CHECK, TREE_NOT_CHECK, TREE_CHECK2,
13790 TREE_NOT_CHECK2, TREE_CHECK3, TREE_NOT_CHECK3, TREE_CHECK4,
13791 NON_TREE_CHECK4, TREE_CHECK5, TREE_NOT_CHECK5,
13792 CONTAINS_STRUCT_CHECK, TREE_CLASS_CHECK, TREE_RANGE_CHECK,
13793 OMP_CLAUSE_SUBCODE_CHECK, OMP_CLAUSE_RANGE_CHECK, EXPR_CHECK,
13794 GIMPLE_STMT_CHECK, NON_TYPE_CHECK, TREE_VEC_ELT_CHECK,
13795 PHI_NODE_ELT_CHECK, OMP_CLAUSE_ELT_CHECK, TREE_OPERAND_CHECK,
13796 TREE_OPERAND_CHECK_CODE, GIMPLE_STMT_OPERAND_CHECK,
13797 TREE_RTL_OPERAND_CHECK, TREE_CHAIN, TREE_TYPE): Likewise.
13799 2007-07-25 Julian Brown <julian@codesourcery.com>
13800 Mark Shinwell <shinwell@codesourcery.com>
13802 * config/alpha/alpha.c (alpha_mangle_fundamental_type): Rename to...
13803 (alpha_mangle_type): This.
13804 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
13805 (TARGET_MANGLE_TYPE): Define this instead.
13806 * config/arm/arm-protos.h (arm_mangle_type): Add prototype.
13807 * config/arm/arm.c (TARGET_MANGLE_TYPE): Define target hook.
13808 (arm_init_neon_builtins): Fix comment.
13809 (arm_mangle_map_entry): New.
13810 (arm_mangle_map): New.
13811 (arm_mangle_type): New.
13812 * config/i386/i386.c (ix86_mangle_fundamental_type): Rename to...
13813 (ix86_mangle_type): This. Use TYPE_MAIN_VARIANT and restrict
13814 mangled types to VOID_TYPE, BOOLEAN_TYPE, INTEGER_TYPE, REAL_TYPE.
13815 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
13816 (TARGET_MANGLE_TYPE): Define this instead.
13817 * config/ia64/ia64.c (ia64_mangle_fundamental_type): Rename to...
13818 (ia64_mangle_type): This. Use TYPE_MAIN_VARIANT and restrict
13819 mangled types to VOID_TYPE, BOOLEAN_TYPE, INTEGER_TYPE, REAL_TYPE.
13820 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
13821 (TARGET_MANGLE_TYPE): Define this instead.
13822 * config/rs6000/rs6000.c (rs6000_mangle_fundamental_type): Rename
13824 (rs6000_mangle_type): This. Use TYPE_MAIN_VARIANT.
13825 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
13826 (TARGET_MANGLE_TYPE): Define this instead.
13827 * config/s390/s390.c (s390_mangle_fundamental_type): Rename to...
13828 (s390_mangle_type): This.
13829 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
13830 (TARGET_MANGLE_TYPE): Define this instead.
13831 * config/sparc/sparc.c (sparc_mangle_fundamental_type): Rename to...
13832 (sparc_mangle_type): This.
13833 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
13834 (TARGET_MANGLE_TYPE): Define this instead.
13835 * cp/mangle.c (write_type): Call mangle_type target hook on all
13836 types before mangling. Use original type, not main variant, as
13838 * target-def.h (TARGET_MANGLE_FUNDAMENTAL_TYPE): Rename hook to...
13839 (TARGET_MANGLE_TYPE): This.
13840 * target.h (gcc_target): Rename mangle_fundamental_type to
13842 * doc/tm.texi (TARGET_MANGLE_FUNDAMENTAL_TYPE): Rename section to...
13843 (TARGET_MANGLE_TYPE): This. Note slightly different semantics.
13845 2007-07-25 Julian Brown <julian@codesourcery.com>
13846 Paul Brook <paul@codesourcery.com>
13847 Joseph Myers <joseph@codesourcery.com>
13848 Mark Shinwell <shinwell@codesourcery.com>
13850 * Makefile.in (TEXI_GCC_FILES): Add arm-neon-intrinsics.texi.
13851 * config.gcc (arm*-*-*): Add arm_neon.h to extra headers.
13852 (with_fpu): Allow --with-fpu=neon.
13853 * config/arm/aof.h (ADDITIONAL_REGISTER_NAMES): Add Q0-Q15.
13854 * config/arm/aout.h (ADDITIONAL_REGISTER_NAMES): Add Q0-Q15.
13855 * config/arm/arm-modes.def (EI, OI, CI, XI): New modes.
13856 * config/arm/arm-protos.h (neon_immediate_valid_for_move)
13857 (neon_immediate_valid_for_logic, neon_output_logic_immediate)
13858 (neon_pairwise_reduce, neon_expand_vector_init, neon_reinterpret)
13859 (neon_emit_pair_result_insn, neon_disambiguate_copy)
13860 (neon_vector_mem_operand, neon_struct_mem_operand, output_move_quad)
13861 (output_move_neon): Add prototypes.
13862 * config/arm/arm.c (FL_NEON): New flag for NEON processor capability.
13863 (all_fpus): Add FPUTYPE_NEON.
13864 (fp_model_for_fpu): Add NEON field.
13865 (arm_return_in_memory): Return vectors <= 16 bytes in ARM registers.
13866 (arm_arg_partial_bytes): Allow NEON vectors to be passed partially
13868 (arm_legitimate_address_p): Don't support fancy addressing for NEON
13870 (thumb2_legitimate_address_p): Likewise.
13871 (neon_valid_immediate): Recognize and prepare constants suitable for
13873 (neon_immediate_valid_for_move): New function. Recognize and prepare
13874 immediates for NEON move instructions.
13875 (neon_immediate_valid_for_logic): New function. Recognize and
13876 prepare immediates for NEON logic instructions.
13877 (neon_output_logic_immediate): New function. Create asm string
13878 suitable for outputting immediate logic instructions.
13879 (neon_pairwise_reduce): New function. Implement reduction using
13880 pairwise operations.
13881 (neon_expand_vector_init): New function. Expand a (possibly
13882 non-constant) vector initialization.
13883 (neon_vector_mem_operand): New function. Memory operands supported
13884 for quad-word loads/stores to/from ARM or NEON registers. Don't
13885 allow base+offset addressing for core regs.
13886 (neon_struct_mem_operand): New function. Valid mems for NEON
13888 (coproc_secondary_reload_class): Enable NEON registers to be loaded
13889 from neon_vector_mem_operand addresses without a secondary register.
13890 (add_minipool_forward_ref): Handle >8-byte minipool entries.
13891 (add_minipool_backward_ref): Likewise.
13892 (dump_minipool): Likewise.
13893 (push_minipool_fix): Likewise.
13894 (output_move_quad): New function. Output quad-word moves, loads and
13895 stores using ARM registers.
13896 (output_move_vfp): Add support for vectors in VFP (NEON) D
13898 (output_move_neon): Output a NEON load/store to/from a quadword
13900 (arm_print_operand): Implement new codes:
13901 - 'c' for unadorned integers (without a # sign).
13902 - 'J', 'K' for reg+2/reg+3, reg+3/reg+2 in little/big-endian
13904 - 'e', 'f' for the low and high D parts of a NEON Q register.
13905 - 'q' outputs a NEON Q register.
13906 - 'h' outputs ranges of D registers for VLDM/VSTM etc.
13907 - 'T' prints NEON opcode features from a coded bitmask.
13908 - 'F' is similar to T, but signed/unsigned codes both print as
13910 - 't' is similar to T, but 'u' is printed instead of 'p'.
13911 - 'O' prints 'r' if NEON instruction should perform rounding (as
13912 specified by bitmask), else prints nothing.
13913 - '#' is a punctuation character to stop operand numbers from
13914 running together with following digits in the assembler
13915 strings for instructions (when using mode attributes).
13916 (arm_assemble_integer): Handle extra NEON vector modes. Permute
13917 constant vectors in big-endian mode, where necessary.
13918 (arm_hard_regno_mode_ok): Allow vectors in VFP/NEON registers.
13919 Handle EI, OI, CI, XI modes.
13920 (ashlv4hi3, ashlv2si3, lshrv4hi3, lshrv2si3, ashrv4hi3)
13921 (ashrv2si3): Rename IWMMXT2_BUILTINs to...
13922 (ashlv4hi3_iwmmxt, ashlv2si3_iwmmxt, lshrv4hi3_iwmmxt)
13923 (lshrv2si3_iwmmxt, ashrv4hi3_iwmmxt, ashrv2si3_iwmmxt): New names.
13924 (neon_builtin_type_bits): Add enumeration, one bit for each vector
13926 (v8qi_UP, v4hi_UP, v2si_UP, v2sf_UP, di_UP, v16qi_UP, v8hi_UP)
13927 (v4si_UP, v4sf_UP, v2di_UP, ti_UP, ei_UP, oi_UP, UP): Define macros
13928 to turn v8qi, etc. into bits defined above.
13929 (neon_itype): New enumeration. Classifications of NEON builtins.
13930 (neon_builtin_datum): Define struct. Contains information about
13931 a single builtin (with multiple modes).
13932 (CF): Define helper macro for...
13933 (VAR1...VAR10): Define builtins with a type, name and 1-10 different
13935 (neon_builtin_data): New array. Define information about builtins
13936 for use during initialization/expansion.
13937 (arm_init_neon_builtins): New function.
13938 (arm_init_builtins): Call arm_init_neon_builtins if TARGET_NEON is
13940 (neon_builtin_compare): New function.
13941 (locate_neon_builtin_icode): New function. Find an insn code for a
13942 builtin given a function code for that builtin. Also return type of
13943 builtin (NEON_BINOP, NEON_UNOP etc.).
13944 (builtin_arg): New enumeration. Types of arguments for builtins.
13945 (arm_expand_neon_args): New function. Expand a generic NEON builtin.
13946 Takes a variable argument list of builtin_arg types, terminated by
13948 (arm_expand_neon_builtin): New function. Expand a NEON builtin.
13949 (neon_reinterpret): New function. Expand NEON reinterpret intrinsic.
13950 (neon_emit_pair_result_insn): New function. Support returning pairs
13951 of vectors via a pointer.
13952 (neon_disambiguate_copy): New function. Set up operands for a
13953 multi-word copy such that registers do not get clobbered.
13954 (arm_expand_builtin): Call arm_expand_neon_builtin if fcode >=
13955 ARM_BUILTIN_NEON_BASE.
13956 (arm_file_start): Set float-abi attribute for NEON.
13957 (arm_vector_mode_supported_p): Enable NEON vector modes.
13958 (arm_mangle_map_entry): New.
13959 (arm_mangle_map): New.
13960 (arm_mangle_vector_type): New.
13961 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __ARM_NEON__
13963 (TARGET_NEON): New macro. Target supports NEON.
13964 (fputype): Add FPUTYPE_NEON.
13965 (UNITS_PER_SIMD_WORD): Define. Allow quad-word registers to be used
13966 for vectorization based on command-line arg.
13967 (NEON_REGNO_OK_FOR_NREGS): Define.
13968 (VALID_NEON_DREG_MODE, VALID_NEON_QREG_MODE)
13969 (VALID_NEON_STRUCT_MODE): Define.
13970 (PRINT_OPERAND_PUNCT_VALID_P): '#' is valid punctuation.
13971 (arm_builtins): Add ARM_BUILTIN_NEON_BASE.
13972 * config/arm/arm.md (VUNSPEC_POOL_16): Insert constant for unspec.
13973 (consttable_16): Add pattern for outputting 16-byte minipool
13975 (movv2si, movv4hi, movv8qi): Remove blank expanders (redefined in
13977 (vec-common.md, neon.md): Include md files.
13978 * config/arm/arm.opt (mvectorize-with-neon-quad): Add option.
13979 * config/arm/constraints.md (constraint "Dn", "Dl", "DL"): Define.
13980 (memory_constraint "Ut", "Un", "Us"): Define.
13981 * config/arm/iwmmxt.md (VMMX, VSHFT): New mode macros.
13982 (MMX_char): New mode attribute.
13983 (addv8qi3, addv4hi3, addv2si3): Remove. Replace with...
13984 (*add<mode>3_iwmmxt): New insn pattern.
13985 (subv8qi3, subv4hi3, subv2si3): Remove. Replace with...
13986 (*sub<mode>3_iwmmxt): New insn pattern.
13987 (mulv4hi3): Rename to...
13988 (*mulv4hi3_iwmmxt): This.
13989 (smaxv8qi3, smaxv4hi3, smaxv2si3, umaxv8qi3, umaxv4hi3)
13990 (umaxv2si3, sminv8qi3, sminv4hi3, sminv2si3, uminv8qi3)
13991 (uminv4hi3, uminv2si3): Remove. Replace with...
13992 (*smax<mode>3_iwmmxt, *umax<mode>3_iwmmxt, *smin<mode>3_iwmmxt)
13993 (*umin<mode>3_iwmmxt): These.
13994 (ashrv4hi3, ashrv2si3, ashrdi3_iwmmxt): Replace with...
13995 (ashr<mode>3_iwmmxt): This new pattern.
13996 (lshrv4hi3, lshrv2si3, lshrdi3_iwmmxt): Replace with...
13997 (lshr<mode>3_iwmmxt): This new pattern.
13998 (ashlv4hi3, ashlv2si3, ashldi3_iwmmxt): Replace with...
13999 (ashl<mode>3_iwmmxt): This new pattern.
14000 * config/arm/neon-docgen.ml: New file. Generate documentation for
14002 * config/arm/neon-gen.ml: New file. Generate arm_neon.h header.
14003 * config/arm/arm_neon.h: New (autogenerated).
14004 * config/arm/neon-testgen.ml: New file. Generate NEON tests
14006 * config/arm/neon.md: New file. Define NEON instructions.
14007 * config/arm/neon.ml: New file. Abstract description of NEON
14008 instructions, used to generate arm_neon.h header, documentation and
14010 * config/arm/t-arm (MD_INCLUDES): Add vec-common.md, neon.md.
14011 * vec-common.md: New file. Shared parts for iWMMXt and NEON vector
14013 * doc/extend.texi (ARM Built-in Functions): Rename and remove
14015 (ARM NEON Intrinsics): New subsection.
14016 * doc/arm-neon-intrinsics.texi: New (autogenerated).
14018 2007-07-25 Danny Smith <dannysmith@users.sourceforge.net>
14020 * config/i386/i386-protos.h (i386_pe_asm_file_end): Remove
14023 2007-07-24 Jan Hubicka <jh@suse.cz>
14025 * regclass.c (move_table): New type.
14026 (move_cost, may_move_in_cost, may_move_out_cost): Use it.
14027 (init_move_cost): Break out from ...
14028 (init_reg_sets_1): ... here; simplify computation of
14029 have_regs-of_mode and contains_reg_of_mode.
14030 (record_reg_classes): Unswitch internal loops.
14031 (copy_cost): Trigger lazy initialization of move cost
14032 (record_address_regs): Likewise.
14034 2007-07-24 Daniel Berlin <dberlin@dberlin.org>
14036 * config/darwin.c (darwin_override_options): Don't force on
14037 flag_var_tracking_uninit when no debug info is requested.
14039 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
14041 * cfgloop.c (init_loops_structure): New function.
14042 (flow_loops_find): Create root of the loop tree unconditionally.
14044 2007-07-24 Daniel Jacobowitz <dan@codesourcery.com>
14046 * tree-ssa-ccp.c (fold_const_aggregate_ref): Use fold_convert.
14048 2007-07-24 Jan Hubicka <jh@suse.cz>
14050 * caller-save.c: Include ggc.h, gt-caller-save.h
14051 (reg_save_code, reg_restore_code): Rename to ...
14052 (cached_reg_save_code, cached_reg_restore_code): ... those.
14053 (savepat, restpat, test_reg, test_mem, saveinsn, restinsn): New.
14054 (reg_save_code, reg_restore_code): New functions.
14055 (init_caller_save): Do not intialize
14056 reg_save_code/reg_restore_code tables.
14057 * Makefile.in: (gt-caller-save.h): New.
14059 2007-07-24 Andreas Krebbel <krebbel1@de.ibm.com>
14061 * tree-ssa-ifcombine.c (ifcombine_ifandif): Use a ONE operand
14062 with the mode of the original operand instead of
14065 2007-07-23 Jan Hubicka <jH@suse.cz>
14067 * config/i386/i386.c (ix86_secondary_memory_needed): Break out to...
14068 (inline_secondary_memory_needed): ... here.
14069 (ix86_memory_move_cost): Break out to ...
14070 (inline_memory_move_cost): ... here; add support for IN value of 2 for
14071 maximum of input and output; fix handling of Q_REGS on 64bit.
14072 (ix86_secondary_memory_needed): Microoptimize.
14074 2007-07-23 Sebastian Pop <sebpop@gmail.com>
14076 * tree-data-ref.c (find_vertex_for_stmt, create_rdg_edge_for_ddr,
14077 create_rdg_edges_for_scalar, create_rdg_edges, create_rdg_vertices,
14078 stmts_from_loop, known_dependences_p, build_rdg): New.
14079 * tree-data-ref.h: Depends on graphds.h.
14080 (rdg_vertex, RDGV_STMT, rdg_dep_type, rdg_edge, RDGE_TYPE): New.
14081 (build_rdg): Declared.
14082 * Makefile.in (TREE_DATA_REF_H): Depends on graphds.h.
14084 2007-07-23 Daniel Berlin <dberlin@dberlin.org>
14086 * tree-ssa-propagate.c (valid_gimple_expression_p): Match up with
14089 2007-07-23 Peter Bergner <bergner@vnet.ibm.com>
14090 Jakub Jelinek <jakub@redhat.com>
14092 PR middle-end/PR28690
14093 * optabs.c (expand_binop): (emit_cmp_and_jump_insns): Allow
14095 * rtlanal.c (commutative_operand_precedence): Prefer both REG_POINTER
14096 and MEM_POINTER operands over REG and MEM operands.
14097 (swap_commutative_operands_p): Change return value to bool.
14098 * rtl.h: Update the corresponding prototype.
14099 * tree-ssa-address.c (gen_addr_rtx): Use simplify_gen_binary
14100 instead of gen_rtx_PLUS.
14101 * simplify-rtx.c (simplify_plus_minus_op_data_cmp): Change return
14102 value to bool. Change function arguments to rtx's and update code
14104 (simplify_plus_minus): Update the simplify_plus_minus_op_data_cmp
14105 calls to match the new declaration.
14106 * simplify-rtx.c (simplify_associative_operation): Don't
14107 reorder simplify_binary_operation arguments.
14109 2007-07-23 Richard Sandiford <richard@codesourcery.com>
14111 * config/mips/mips.c (override_options): Use mips_costs to derive
14112 the default branch cost.
14113 * config/mips/mips.h (BRANCH_COST): Use mips_branch_cost rather
14115 * config/mips/mips.opt (mbranch-cost=): New option.
14116 * doc/invoke.texi (-mbranch-cost): Document new MIPS option.
14118 2007-07-23 Richard Sandiford <richard@codesourcery.com>
14120 * config/mips/mips.h (GR_REG_CLASS_P, COP_REG_CLASS_P): Delete.
14121 (SECONDARY_MEMORY_NEEDED): Delete commented-out definition.
14122 * config/mips/mips.c (mips_register_move_cost): Use reg_class_subset_p
14123 instead of GR_REG_CLASS_P and COP_REG_CLASS_P.
14125 2007-07-23 Richard Sandiford <richard@codesourcery.com>
14127 * config/mips/constraints.md (ks): New constraint.
14128 * config/mips/mips.md (*add<mode>3_sp1, *add<mode>3_sp2): Fold into...
14129 (*add<mode>3_mips16): ...here.
14131 2007-07-21 Uros Bizjak <ubizjak@gmail.com>
14133 * optabs.h (enum optab_index): Add new OTI_signbit.
14134 (signbit_optab): Define corresponding macro.
14135 (enum insn_code signbit_optab[]): Remove array.
14136 * optabs.c (init_optabs): Initialize signbit_optab using init_optab.
14137 (expand_copysign_absneg): If back end provides signbit insn, use it
14138 instead of bit operations on floating point argument.
14139 * builtins.c (enum insn_code signbit_optab[]): Remove array.
14140 (expand_builtin_signbit): Check signbit_optab->handlers[].insn_code
14141 for availability of signbit insn.
14143 * config/i386/i386.md (signbit<mode>2): New insn pattern to implement
14144 signbitf, signbit and signbitl built-ins as inline x87 intrinsics when
14145 SSE mode is not active.
14146 (isinf<mode>2): Disable for mfpmath=sse,387.
14148 2007-07-22 Ben Elliston <bje@au.ibm.com>
14150 * regclass.c (invalid_mode_change_p): Attach ATTRIBUTE_UNUSED to
14152 * struct-equiv.c (note_local_live): Likewise for `y_regno'.
14154 2007-07-20 Richard Guenther <rguenther@suse.de>
14156 * tree-cfg.c (verify_expr): COND_EXPRs can have any
14157 integral typed condition.
14158 * tree-ssa.c (useless_type_conversion_p): Do not preserve
14159 booleanness. Only preserve conversions from a non-base
14160 type to a base type, not in general between types with
14161 different TYPE_MIN_VALUE or TYPE_MAX_VALUE.
14162 * tree.def (COND_EXPR): Document that the condition
14163 can be of any integral type.
14165 2007-07-20 Nigel Stephens <nigel@mips.com>
14166 Richard Sandiford <richard@codesourcery.com>
14168 * config/mips/mips.h (mips_dwarf_regno): Declare.
14169 (DBX_REGISTER_NUMBER): Remove redundant brackets.
14170 (HI_REGNUM, LO_REGNUM): Define in an endian-dependent way.
14171 (AC1HI_REGNUM, AC1LO_REGNUM, AC2HI_REGNUM, AC2LO_REGNUM)
14172 (AC3HI_REGNUM, AC3LO_REGNUM, ACC_HI_REG_P): Delete.
14173 (reg_class): Rename HI_REG to MD0_REG and LO_REG to MD1_REG.
14174 (REG_CLASS_NAMES): Update accordingly.
14175 * config/mips/mips.c (mips_dwarf_regno): New array.
14176 (mips_regno_to_class): Rename HI_REG to MD0_REG and LO_REG to MD1_REG.
14177 (mips_subword): Remove special handling for accumulator registers.
14178 (override_options): Initiailize mips_dwarf_regno. Remove use
14180 (mips_swap_registers): New function.
14181 (mips_conditional_register_usage): Swap accumulator registers
14182 around if TARGET_LITTLE_ENDIAN.
14183 (mips_cannot_change_mode_class): Remove special treatment of ACC_REGS.
14184 * config/mips/constraints.md (h, l): Use the endianness to choose
14185 between MD0_REG and MD1_REG.
14186 * config/mips/mips.md (*mfhilo_<mode>_macc): Use a fixed-string,
14187 alternative-dependent template.
14189 2007-07-20 Richard Sandiford <richard@codesourcery.com>
14191 * config/arm/arm.md (movsi): Use can_create_pseudo_p instead of
14194 2007-07-20 Zdenek Dvorak <dvorakz@suse.cz>
14196 * function.c (thread_prologue_and_epilogue_insns): Fix exit
14197 predecessor fallthru flags.
14199 2007-07-20 Zdenek Dvorak <dvorakz@suse.cz>
14201 * tree-ssa-loop-niter.c (assert_loop_rolls_lt): Convert the operands
14202 of compare to the same type.
14203 * cfgloopmanip.c (add_loop): Update information about loop exits.
14204 (loop_version): Remove the innermost loop requirement.
14205 * tree-ssa-loop-manip.c (determine_exit_conditions): Convert bounds
14206 to sizetype for pointers.
14208 2007-07-18 H.J. Lu <hongjiu.lu@intel.com>
14210 * Makefile.in (D32PBIT_FUNCS): Add _sd_to_tf and _tf_to_sd.
14211 (D64PBIT_FUNCS): Add _dd_to_tf and _tf_to_dd.
14212 (D128PBIT_FUNCS): Add _td_to_tf and _tf_to_td.
14214 * config/dfp-bit.c: Empty for TFmode conversions.
14216 2007-07-18 Caroline Tice <ctice@apple.com>
14218 * var-tracking.c (find_src_status): Check for COND_EXEC insns
14219 and handle them correctly; check that src is not NULL before
14221 (find_src_set_src): Likewise.
14223 2007-07-18 Bob Wilson <bob.wilson@acm.org>
14225 * config/xtensa/xtensa.c (xtensa_expand_mask_and_shift): New.
14226 (struct alignment_context, init_alignment_context): New.
14227 (xtensa_expand_compare_and_swap, xtensa_expand_atomic): New.
14228 * config/xtensa/xtensa.h (XCHAL_HAVE_RELEASE_SYNC): Add default.
14229 (XCHAL_HAVE_S32C1I): Likewise.
14230 (TARGET_RELEASE_SYNC, TARGET_S32C1I): New.
14231 * config/xtensa/xtensa.md (UNSPECV_MEMW): New constant.
14232 (UNSPECV_S32RI, UNSPECV_S32C1I): Likewise.
14233 (ATOMIC, HQI): New macros.
14234 (memory_barrier, *memory_barrier): New.
14235 (sync_lock_releasesi): New.
14236 (sync_compare_and_swapsi, sync_compare_and_swap<mode>): New.
14237 (sync_lock_test_and_set<mode>): New.
14238 (sync_<atomic><mode>): New.
14239 (sync_old_<atomic><mode>, sync_new_<atomic><mode>): New.
14240 * config/xtensa/xtensa-protos.h (xtensa_expand_compare_and_swap): New.
14241 (xtensa_expand_atomic): New.
14243 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14247 * builtins.c (expand_builtin_interclass_mathfn): Provide a generic
14248 transformation for builtin ISNORMAL.
14249 (expand_builtin): Handle BUILT_IN_ISNORMAL.
14250 * builtins.def (BUILT_IN_ISNORMAL): New.
14251 * doc/extend.texi: Document isnormal.
14253 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14257 * builtins.c (expand_builtin_interclass_mathfn): Allow for missing
14258 optabs infrastructure. Provide generic implementation for
14260 (expand_builtin): Handle FINITE/ISFINITE.
14261 (fold_builtin_classify): Make ISFINITE canonical instead of FINITE.
14262 (fold_builtin_1): Likewise.
14264 * builtins.def (BUILT_IN_ISFINITE): New.
14266 * doc/extend.texi: Document isfinite.
14268 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14271 PR middle-end/20558
14273 * builtins.c (expand_builtin_interclass_mathfn): Provide a
14274 generic fallback for isinf.
14275 * c-cppbuiltin.c (builtin_define_float_constants): Move FP max
14276 calculation code ...
14277 * real.c (get_max_float): ... to here.
14278 * real.h (get_max_float): New.
14280 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14282 PR middle-end/32668
14284 * builtin-attrs.def (ATTR_TYPEGENERIC,
14285 ATTR_CONST_NOTHROW_TYPEGENERIC): New.
14287 * builtins.def (BUILT_IN_ISINF, BUILT_IN_ISNAN,
14288 BUILT_IN_ISGREATER, BUILT_IN_ISGREATEREQUAL, BUILT_IN_ISLESS,
14289 BUILT_IN_ISLESSEQUAL, BUILT_IN_ISLESSGREATER,
14290 BUILT_IN_ISUNORDERED): Use ATTR_CONST_NOTHROW_TYPEGENERIC.
14292 * c-common.c (handle_type_generic_attribute): New.
14293 (c_common_attribute_table): Add "type generic".
14295 * c-typeck.c (convert_arguments): Handle "type generic" functions.
14297 2007-07-18 Daniel Berlin <dberlin@dberlin.org>
14299 * tree-ssa-sccvn.c (try_to_simplify): Use valid_gimple_expression
14300 * tree-ssa-propagate (valid_gimple_expression): Handle ADDR_EXPR
14303 2007-07-18 Rask Ingemann Lambertsen <rask@sygehus.dk>
14306 * config/cris/cris.c (cris_print_index): Don't use XEXP before
14307 checking that the operand is an expression.
14309 2007-07-19 Christoph von Wittich <Christoph_vW@reactos.org>
14310 Danny Smith <dannysmith@users.sourceforge.net>
14313 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Put
14314 file mapping object in local namespace if Windows version later
14317 2007-07-18 Richard Sandiford <richard@codesourcery.com>
14319 * config/arm/arm-protos.h (arm_cannot_force_const_mem): Declare.
14320 * config/arm/arm.c (TARGET_CANNOT_FORCE_CONST_MEM): Redefine to
14321 arm_cannot_force_const_mem.
14322 (arm_cannot_force_const_mem): New function.
14323 * config/arm/arm.h (ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): New macro.
14324 (LEGITIMATE_CONSTANT_P): Test arm_cannot_force_const_mem instead
14325 of arm_tls_referenced_p.
14326 * config/arm/arm.md (movsi): Split out-of-section constants when
14327 ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P.
14328 * config/arm/vxworks.h (ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
14330 2007-07-18 Richard Sandiford <richard@codesourcery.com>
14332 * config/mips/mips.md (clear_cache): Treat the size argument as Pmode.
14334 2007-07-18 Richard Sandiford <richard@codesourcery.com>
14336 * config/mips/mips.md (*extendqihi2): Convert the destination
14339 2007-07-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14341 * config/pa/fptr.c: Update license header.
14342 * config/pa/milli64.S: Likewise.
14344 2007-07-17 Nick Clifton <nickc@redhat.com>
14346 * COPYING_v3: New file. Contains version 3 of the GNU General
14348 * COPYING.LIB_v3: New file. Contains version 3 of the GNU
14349 Lesser General Public License.
14350 * doc/include/gpl_v3.texi: New file. Contains version 3 of
14351 the GNU General Public License.
14353 2007-07-17 Zdenek Dvorak <dvorakz@suse.cz>
14355 PR rtl-optimization/32773
14356 * cfglayout.c (force_one_exit_fallthru): New function.
14357 (cfg_layout_finalize): Use it.
14359 2007-07-16 Richard Guenther <rguenther@suse.de>
14360 Uros Bizjak <ubizjak@gmail.com>
14362 * tree-if-conv.c (find_phi_replacement_condition): Unshare "*cond"
14363 before forcing it to gimple operand.
14365 2007-07-16 Sandra Loosemore <sandra@codesourcery.com>
14366 David Ung <davidu@mips.com>
14368 * config/mips/mips.h (TUNE_24K): Define.
14369 (TUNE_MACC_CHAINS): Add TUNE_24K.
14370 * config/mips/mips.md: (*mul_acc_si, *mul_sub_si): Change type to
14372 * config/mips/74k.md (r74k_int_mult): Split madd/msub to ..
14373 (r74k_int_madd): .. this new reservation.
14374 (define_bypass): Fixed bypasses for r74k_int_madd to use
14375 mips_linked_madd_p.
14376 * config/mips/24k.md (define_bypass): Define new
14377 r24k_int_mul3->r24k_int_madd bypass using mips_linked_madd_p.
14379 2007-07-16 Sandra Loosemore <sandra@codesourcery.com>
14380 Nigel Stephens <nigel@mips.com>
14382 * config/mips/mips.md: Include 20kc.md.
14383 * config/mips/20kc.md: New file.
14384 * config/mips/mips.c (mips_rtx_cost_data): Fill in 20Kc costs.
14385 (mips_adjust_cost): Tweak for 20Kc.
14386 (mips_issue_rate): Likewise.
14387 * config/mips/mips.h (TUNE_20KC): Define.
14389 2007-07-16 David Edelsohn <edelsohn@gnu.og>
14391 * config/rs6000/rs6000.c (struct processor_cost): Add
14392 cache_line_size, l1_cache_lines, and simultaneous_prefetches
14394 (*_cost): Add cache information.
14395 (rs6000_override_options): Set cache parameters.
14397 2007-07-16 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
14400 * config.gcc (mips-sgi-irix[56]*): Enable pthread support.
14401 * doc/install.texi (mips-sgi-irix6): pthread support works now.
14403 2007-07-16 Paul Brook <paul@codesourcery.com>
14406 * config/arm/cirrus.md (cirrus_arm_movsi_insn): Remove dead insn.
14407 (cirrus_thumb2_movsi_insn): Ditto.
14409 2007-07-15 Geoffrey Keating <geoffk@apple.com>
14411 * config/rs6000/darwin-fallback.c (interpret_libc): Change
14412 CR2_REGNO to R_CR2.
14414 2007-07-15 Andrew Haley <aph@redhat.com>
14416 * unwind-sjlj.c (_Unwind_GetIPInfo): Check for context->fc != NULL
14417 before looking in the context.
14419 2007-07-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14421 PR middle-end/32398
14422 PR middle-end/32769
14423 * pa-protos.h (pa_eh_return_handler_rtx): Declare.
14424 * pa.c (pa_extra_live_on_entry, rp_saved): Declare.
14425 (TARGET_EXTRA_LIVE_ON_ENTRY): Define.
14426 (pa_output_function_prologue): Use rp_saved and
14427 current_function_is_leaf to generate .CALLINFO statement.
14428 (hppa_expand_prologue): Set rp_saved.
14429 (hppa_expand_epilogue): Use rp_saved.
14430 (pa_extra_live_on_entry, pa_eh_return_handler_rtx): New functions.
14431 * pa.h (EH_RETURN_HANDLER_RTX): Use pa_eh_return_handler_rtx.
14433 2007-07-14 Dirk Mueller <dmueller@suse.de>
14435 * omega.c (coalesce): Fix memory leak on early exit.
14436 * matrix-reorg.c (check_allocation_function): Likewise.
14437 * tree-vect-transform.c (vect_get_new_vect_var): free result
14439 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
14440 pass pointer to edge vector
14441 (partition_hot_cold_basic_blocks): Fix memory leak.
14442 * collect2.c (prefix_from_string): Free temporary storage.
14443 * reload1.c (fixup_abnormal_edges): Free sbitmap.
14445 2007-07-14 Kaz Kojima <kkojima@gcc.gnu.org>
14447 * config/sh/sh.h (DO_GLOBAL_CTORS_BODY): Add void to prototype.
14448 (DO_GLOBAL_DTORS_BODY): Likewise.
14450 2007-07-14 Sandra Loosemore <sandra@codesourcery.com>
14451 Nigel Stephens <nigel@mips.com>
14453 * config/mips/mips.c (mips_classify_symbol): Don't return
14454 SYMBOL_SMALL_DATA for constant pool addresses if
14455 TARGET_EMBEDDED_DATA is true.
14457 2007-07-14 Uros Bizjak <ubizjak@gmail.com>
14459 * config/i386/i386.c (init_mmx_sse_builtins): Define all builtins
14460 except __builtin_ia32_emms, __builtin_ia32_ldmxcsr,
14461 __builtin_ia32_stmxcsr, __builtin_ia32_maskmovq, __builtin_ia32_loadups,
14462 __builtin_ia32_storeups, __builtin_ia32_loadhps, __builtin_ia32_loadlps,
14463 __builtin_ia32_storehps, __builtin_ia32_storelps,
14464 __builtin_ia32_movntps, __builtin_ia32_movntq, __builtin_ia32_sfence,
14465 __builtin_ia32_femms, __builtin_ia32_maskmovdqu, __builtin_ia32_loadupd,
14466 __builtin_ia32_storeupd, __builtin_ia32_loadhpd, __builtin_ia32_loadlpd,
14467 __builtin_ia32_movnti, __builtin_ia32_movntpd, __builtin_ia32_movntdq,
14468 __builtin_ia32_clflush, __builtin_ia32_lfence, __builtin_ia32_mfence,
14469 __builtin_ia32_loaddqu, __builtin_ia32_storedqu, __builtin_ia32_monitor,
14470 __builtin_ia32_mwait, __builtin_ia32_lddqu, __builtin_ia32_movntdqa,
14471 __builtin_ia32_movntsd and __builtin_ia32_movntss as const builtins
14472 using def_builtin_const.
14474 2007-07-14 Eric Botcazou <ebotcazou@adacore.com>
14476 PR tree-optimization/32705
14477 * tree-ssa-sccvn.c (set_ssa_val_to): Accept VN_TOP as value number.
14478 (simplify_binary_expression): Use SSA_VAL consistently.
14480 2007-07-13 David Edelsohn <edelsohn@gnu.org>
14482 * config/rs6000/spe.md (SPE_ACC_REGNO): Delete definition.
14483 (SPEFSCR_REGNO): Delete definition.
14484 * config/rs6000/rs6000.c: LINK_REGISTER_REGNUM -> LR_REGNO.
14485 COUNT_REGISTER_REGNUM -> CTR_REGNO.
14486 * config/rs6000/rs6000.h: Do not define *_REGNO.
14487 LINK_REGISTER_REGNUM -> LR_REGNO.
14488 COUNT_REGISTER_REGNUM -> CTR_REGNO.
14489 * config/rs6000/predicates.md: LINK_REGISTER_REGNUM -> LR_REGNO.
14490 COUNT_REGISTER_REGNUM -> CTR_REGNO.
14491 * config/rs6000/linux-unwind.h: Define R_LR, R_CR2, R_VR0,
14492 R_VRSAVE, R_VSCR. Use them.
14493 * config/rs6000/darwin-fallback.c: Define R_LR, R_CTR, R_CR2,
14494 R_XER, R_VR0, R_VRSAVE, R_VSCR, R_SPEFSCR. Use them.
14495 * config/rs6000/rs6000.md: Define REGNO constants. Use them.
14496 * config/rs6000/aix.h: Define R_LR. Use it.
14498 2007-07-13 Caroline Tice <ctice@apple.com>
14500 * toplev.c (process_options): Turn flag_var_tracking_uninit off when
14501 flag_var_tracking is explicitly turned off (i.e. when variable
14502 tracking is not feasible); otherwise, turn flag_var_tracking on when
14503 flag_var_tracking_uninit is on.
14504 * rtl.def (VAR_LOCATION): Add a new integer subfield to VAR_LOCATION
14505 note definitions, to allow recording of initialization status in the
14507 * dwarf2out.c (dwarf_stack_op_name): Add case for DW_OP_GNU_uninit.
14508 (add_var_loc_to_decl): Add comparison of NOTE_VAR_LOCATION_STATUS to
14509 determine if two note locations are equal.
14510 (output_loc_list): Don't output list entries whose start & end labels
14512 (reg_loc_descriptor): Add parameter for initialization status; pass it
14513 to other loc descriptor functions.
14514 (one_reg_loc_descriptor): Add parameter for initialization status;
14515 check its value and add DW_OP_GNU_uninit to returned loc descr if
14517 (multiple_reg_loc_descriptor): Add parameter for initialization
14519 pass init status argument to other loc descriptor functions; check
14520 value of intialization parameter and add DW_OP_GNU_uninit to returned
14521 loc descr if appropriate.
14522 (based_loc_descr): Add parameter for initialization status; add new
14523 variable for return value; check value of initialization parameter and
14524 add DW_OP_GNU_uninit to returned loc descr if appropriate.
14525 (concatn_mem_loc_descriptor): Add parameter for initialization status;
14526 pass init status argument to other loc descriptor functions; check
14527 value of intialization parameter and add DW_OP_GNU_uninit to returned
14528 loc descr if appropriate.
14529 (mem_loc_descriptor): Likewise.
14530 (concat_loc_descriptor): Likewise.
14531 (concatn_loc_descriptor): Likewise.
14532 (loc_descriptor): Add parameter for initialization status; pass it as
14533 argument to other loc descriptor function calls.
14534 (loc_descriptor_from_tree_1): Add appropriate initialization status
14535 to loc descriptor function calls.
14536 (add_location_or_const_value_attribute): Get initialization status
14537 from VAR_LOCATION note; add initialization status to loc descriptor
14539 * dwarf2.h (enum dwarf_location_atom): New op, DW_OP_GNU_uninit.
14540 * print-rtl.c (print_rtx): When printing a VAR_LOCATION note, if
14541 status is uninitialized, add "[uninint]" to output.
14542 * common.opt (fvar-tracking-uninit): New option, similar to
14543 fvar-tracking, to turn on tracking of uninitialized variables; creates
14544 a new global flag, flag_var_tracking_uninit.
14545 * rtl.h (NOTE_VAR_LOCATION_STATUS): New macro for accessing new field.
14546 (enum var_init_status): New type, for var initialization status field.
14547 * var-tracking.c (struct location_chain_def): Two new fields, init,
14548 for initialization status, and set_src for the assignment value expr.
14549 (unshare_variable): New parameter for initialization status;
14550 initialize new init and set_src fields.
14551 (var_reg_set): New parameters for initialization status and value;
14552 pass them to set_variable_part.
14553 (var_mem_set): Likewise.
14554 (get_init_value): New function.
14555 (var_reg_delete_and_set): New initialization status & value
14556 parameters; add call to get_init_value if status is unknown; pass new
14557 parameters to clobber_variable_part and var_reg_set.
14558 (var_mem_delete_and_set): Likewise.
14559 (var_reg_delete): Pass null set_src value to clobber_variable_part.
14560 (var_mem_delete): Likewise.
14561 (variable_union): Pass status to unshare_variable; initialize new init
14562 and set_src fields. If flag_var_tracking_uninit is not set, force
14563 status to initialized.
14564 (add_stores): Store insn, rather than NEXT_INSN(insn), so it can be
14565 used later to get the set_src value.
14566 (find_src_status): New function.
14567 (find_src_set_src): New function.
14568 (compute_bb_dataflow): Pass init status to calls to var_reg_set,
14569 var_mem_set, var_reg_delete_and_set and var_mem_delete_and_set; for
14570 MO_SET, get set_src value and pass it to var_reg_delete_and_set
14571 and var_mem_delete_and_set.
14572 (dump_variable): Print out "[uninit]" if appropriate.
14573 (set_variable_part): Add new initialization and set_src parameters;
14574 pass status to unshare_variable; set node->init and node- >set_src
14575 fields and modify slot in hash table appropriately; save the init and
14576 set_src values if appropriate and assign to the new node.
14577 (clobber_variable_part): New set_src parameter; if two nodes have
14578 same variable and same location but different set_src (assignment)
14579 values, clobber old node.
14580 (delete_variable_part): Pass init status to unshare_variable.
14581 (emit_note_insn_var_location): Add initialized var; assign var's init
14582 status to new 'initialized'; pass new init status field to calls to
14583 gen_rtx_VAR_LOCATION. If flag_var_tracking_uninit is not set, force
14584 status to initialized.
14585 (emit_notes_in_bb): Pass initialization status to calls to
14586 var_reg_set, var_mem_set, var_reg_delete_and_set and
14587 var_mem_delete_and_set; for MO_SET, get set_src value and pass it to
14588 var_reg_delete_and_set and var_mem_delete_and_set; call
14589 emit_notes_for_changes on NEXT_INSN(insn) rather than on insn, to
14590 make up for change in add_stores.
14591 (vt_add_function_parameters): Add status to calls to
14593 * config/darwin.c (darwin_override_options): Turn on uninitialized
14594 tracking automatically, if var_tracking is on and the system is
14597 2007-07-13 Sa Liu <saliu@de.ibm.com>
14599 * config.gcc: Add options for arch and tune on SPU.
14600 * config/spu/predicates.md: Add constant operands 0 and 1.
14601 * config/spu/spu-builtins.def: Add builtins for double precision
14602 floating point comparison: si_dfceq, si_dfcmeq, si_dfcgt, si_dfcmgt,
14603 si_dftsv, spu_cmpeq_13, spu_cmpabseq_1, spu_cmpgt_13, spu_cmpabsgt_1,
14605 * config/spu/spu-c.c: Define __SPU_EDP__ when builtins invoked with
14607 * config/spu/spu-protos.h: Add new function prototypes.
14608 * config/spu/spu.c (spu_override_options): Check options -march and
14610 (spu_comp_icode): Add comparison code for DFmode and vector mode.
14611 (spu_emit_branch_or_set): Use the new code for DFmode and vector
14613 (spu_const_from_int): New. Create a vector constant from 4 ints.
14614 (get_vec_cmp_insn): New. Get insn index of vector compare instruction.
14615 (spu_emit_vector_compare): New. Emit vector compare.
14616 (spu_emit_vector_cond_expr): New. Emit vector conditional expression.
14617 * config/spu/spu.h: Add options -march and -mtune. Define processor
14618 types PROCESSOR_CELL and PROCESSOR_CELLEDP. Define macro
14619 CANONICALIZE_COMPARISON.
14620 * config/spu/spu.md: Add new insns for double precision compare
14621 and double precision vector compare. Add vcond and smax/smin patterns
14622 to enable DFmode vector conditional expression.
14623 * config/spu/spu.opt: Add options -march and -mtune.
14624 * config/spu/spu_internals.h: Add builtins for CELLEDP target:
14625 si_dfceq, si_dfcmeq, si_dfcgt, si_dfcmgt, si_dftsv. Add builtin for
14626 both CELL and CELLEDP targets: spu_testsv.
14627 * config/spu/spu_intrinsics.h: Add flag mnemonics for test special
14630 2007-07-13 Richard Guenther <rguenther@suse.de>
14632 PR tree-optimization/32721
14633 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Preserve
14634 TREE_THIS_VOLATILE on the folded reference.
14635 * tree-ssa-operands.c (get_expr_operands): Set has_volatile_ops
14636 if the array reference has TREE_THIS_VOLATILE set.
14638 2007-07-13 H.J. Lu <hongjiu.lu@intel.com>
14641 * doc/libgcc.texi: Update DFP intrinsics for DPD and BID.
14643 2007-07-13 Andreas Schwab <schwab@suse.de>
14645 * gengtype-lex.l: Allow declarations to be indented.
14647 2007-07-12 Geoffrey Keating <geoffk@apple.com>
14649 * ginclude/tgmath.h: New.
14650 * config.gcc: Use GCC's tgmath.h on non-glibc systems.
14651 * doc/sourcebuild.texi (Headers): Document use_gcc_tgmath.
14652 * configure.ac (STMP_FIXPROTO): Honor use_gcc_tgmath.
14653 * configure: Regenerate.
14655 2007-07-13 Kaz Kojima <kkojima@gcc.gnu.org>
14657 * config/sh/linux-unwind.h (sh_fallback_frame_state): Use
14658 correct index when setting register save state for xd
14661 2007-07-13 Kaz Kojima <kkojima@gcc.gnu.org>
14663 * config/sh/sh.c (mark_use): Remove.
14665 2007-07-12 Paul Brook <paul@codesourcery.com>
14667 * config/arm/arm.c (thumb1_compute_save_reg_mask): Make sure scratch
14668 reg does not overlap return value.
14670 2007-07-12 Daniel Berlin <dberlin@dberlin.org>
14672 * tree-ssa-pre.c (get_expression_vuses): Move out side-effect.
14673 (set_expression_vuses): Ditto.
14674 (init_pre): Initialize expression_vuses.
14676 2007-07-12 Zdenek Dvorak <dvorakz@suse.cz>
14678 * config/i386/sse.md (storentdf, storentsf): New.
14680 2007-07-12 Geoffrey Keating <geoffk@apple.com>
14682 * builtins.c (get_pointer_alignment): Honor DECL_ALIGN on a
14684 * tree.c (build_decl_stat): Move code from here...
14685 (make_node_stat): ... to here. Don't uselessly clear DECL_USER_ALIGN.
14686 (expr_align): Honor DECL_ALIGN on a FUNCTION_DECL. Add comment
14687 about using DECL_ALIGN of LABEL_DECL and CONST_DECL.
14688 * tree.h (DECL_USER_ALIGN): Fix misplaced comment.
14689 * varasm.c (assemble_start_function): Use DECL_ALIGN instead of
14692 2007-07-12 Dorit Nuzman <dorit@il.ibm.com>
14693 Devang Patel <dpatel@apple.com>
14695 PR tree-optimization/25413
14696 * targhooks.c (default_builtin_vector_alignment_reachable): New.
14697 * targhooks.h (default_builtin_vector_alignment_reachable): New.
14698 * tree.h (contains_packed_reference): New.
14699 * expr.c (contains_packed_reference): New.
14700 * tree-vect-analyze.c (vector_alignment_reachable_p): New.
14701 (vect_enhance_data_refs_alignment): Call
14702 vector_alignment_reachable_p.
14703 * target.h (vector_alignment_reachable): New builtin.
14704 * target-def.h (TARGET_VECTOR_ALIGNMENT_REACHABLE): New.
14705 * config/rs6000/rs6000.c (rs6000_vector_alignment_reachable): New.
14706 (TARGET_VECTOR_ALIGNMENT_REACHABLE): Define.
14708 2007-07-12 Dorit Nuzman <dorit@il.ibm.com>
14710 * target.h (builtin_vectorization_cost): Add new target builtin.
14711 * target-def.h (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): New.
14712 * tree-vectorizer.h (TARG_SCALAR_STMT_COST): New.
14713 (TARG_SCALAR_LOAD_COST, TARG_SCALAR_STORE_COST): New.
14714 * tree-vect-analyze.c (vect_analyze_slp_instance): Initisliaze
14715 uninitialized variables.
14716 * tree-vect-transform.c (cost_for_stmt): New function.
14717 (vect_estimate_min_profitable_iters): Call cost_for_stmt instead of
14718 using cost 1 for all scalar stmts. Be less conservative when
14719 estimating the number of prologue/epulogue iterations. Call
14720 targetm.vectorize.builtin_vectorization_cost. Return
14721 min_profitable_iters-1.
14722 (vect_model_reduction_cost): Use TARG_SCALAR_TO_VEC_COST for
14723 initialization cost instead of TARG_VEC_STMT_COST. Use
14724 TARG_VEC_TO_SCALAR_COST instead of TARG_VEC_STMT_COST for reduction
14725 epilogue code. Fix epilogue cost computation.
14726 * config/spu/spu.c (spu_builtin_vectorization_cost): New.
14727 (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Implement.
14728 * config/spu/spu.h (TARG_COND_BRANCH_COST, TARG_SCALAR_STMT_COST):
14729 (TARG_SCALAR_LOAD_COST, TARG_SCALAR_STORE_COST, TARG_VEC_STMT_COST):
14730 (TARG_VEC_TO_SCALAR_COST, TARG_SCALAR_TO_VEC, TARG_VEC_LOAD_COST):
14731 (TARG_VEC_UNALIGNED_LOAD_COST, TARG_VEC_STORE_COST): Define.
14733 2007-07-12 Richard Guenther <rguenther@suse.de>
14735 * gimplify.c (gimplify_conversion): Make sure that the result
14736 from maybe_fold_offset_to_reference is trivially convertible
14737 to the desired type before doing the simplification.
14738 (gimplify_expr): Likewise.
14739 * fold-const.c (fold_binary): Use the correct types for
14740 building the simplified expression.
14742 2007-07-12 Zdenek Dvorak <dvorakz@suse.cz>
14744 PR rtl-optimization/32729
14745 * cfghooks.c (can_duplicate_block_p): Do not forbid duplicating blocks
14746 that fallthru to exit.
14748 2007-07-12 Kaz Kojima <kkojima@gcc.gnu.org>
14750 * config/sh/sh.md (symGOTOFF2reg): Add missing parenthesis.
14751 (symDTPOFF2reg): Likewise.
14753 2007-07-11 Daniel Berlin <dberlin@dberlin.org>
14755 PR tree-optimization/32663
14757 * tree.h (VALUE_HANDLE_VUSES): Remove.
14758 (struct tree_value_handle): Remove vuses.
14760 * tree-vn.c (create_value_handle_for_expr): Don't set
14761 VALUE_HANDLE_VUSES.
14763 * tree-ssa-pre.c (expression_vuses): New.
14764 (alloc_expression_id): Set up expression_vuses.
14765 (get_expression_vuses): New.
14766 (set_expression_vuses): Ditto.
14767 (clear_expression_ids): Modify for expression_vuses.
14768 (phi_translate_1): Ditto.
14769 (phi_translate_set): Ditto.
14770 (value_dies_in_block_x): Ditto
14771 (valid_in_sets): Ditto.
14772 (add_to_sets): Ditto.
14773 (find_existing_value_expr): Ditto.
14774 (create_value_handle_for_expr): Ditto.
14775 (make_values_for_stmt): Ditto.
14776 (vuse_equiv): Remove.
14778 2007-07-11 Alexandre Oliva <aoliva@redhat.com>
14780 * Makefile.in (mostlyclean): Remove object files.
14782 2007-07-11 Kenneth Zadeck <zadeck@naturalbridge.com>
14784 * toplev.c (no_new_pseudos): Deleted.
14785 * rtl.h (no_new_pseudos): Deleted.
14786 * tree-pass.h (pass_no_new_pseudos): Deleted.
14787 * passes.c (pass_no_new_pseudos): Deleted.
14788 * final.c (rest_of_clean_state): Removed no_new_pseudos.
14789 (rest_of_no_new_pseudos, pass_no_new_pseudos): Deleted.
14790 * struct-equiv.c (rtx_equiv_p): Replaced no_new_pseudos with
14792 * cfgcleanup.c (try_crossjump_to_edge): Ditto.
14793 * rtlhooks.c (gen_lowpart_general): Ditto.
14794 * optabs.c (prepare_operand): Ditto.
14795 * mode-switching.c (rest_of_handle_mode_switching): Deleted set of
14797 * modulo-sched.c (rest_of_handle_sms): Ditto.
14798 * see.c (rest_of_handle_see): Ditto.
14799 * ifcvt.c (if_convert): Ditto.
14800 (gate_handle_if_after_combine): Replaced no_new_pseudos with
14802 * init-regs.c (gate_initialize_regs): Deleted set of
14804 * lower-subreg.c (decompose_multiword_subregs): Ditto.
14805 * bb-reorder.c (rest_of_handle_partition_blocks): Ditto.
14806 * doc/md.texi: Changed no_new_pseudos to can_create_pseudo_p.
14808 2007-07-11 Uros Bizjak <ubizjak@gmail.com>
14811 * config/i386/sse.md (*sse2_storeq_rex64): Handle 64bit mem->reg moves.
14812 (*vec_extractv2di_1_sse2): Disable for TARGET_64BIT.
14813 (*vec_extractv2di_1_rex64): New insn pattern.
14815 2007-07-11 David Daney <ddaney@avtrex.com>
14817 * config/mips/linux-unwind.h (mips_fallback_frame_state): Rewrite
14818 return address calculation. Substitute DWARF_ALT_FRAME_RETURN_COLUMN
14819 for SIGNAL_UNWIND_RETURN_COLUMN.
14820 * config/mips/mips.h (SIGNAL_UNWIND_RETURN_COLUMN): Remove.
14821 (DWARF_FRAME_REGNUM): Rewrite.
14822 (DWARF_ALT_FRAME_RETURN_COLUMN) Define.
14824 2007-07-11 Nick Clifton <nickc@redhat.com>
14826 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Revert previous
14827 delta and use gen_int_mode in place of GET_INT instead.
14829 2007-07-11 Uros Bizjak <ubizjak@gmail.com>
14831 * reg-stack.c (struct tree_opt_pass pass_stack_regs): Nullify name
14834 2007-07-11 Douglas Gregor <doug.gregor@gmail.com>
14836 * params.def (PARAM_VERIFY_CANONICAL_TYPES): Remove.
14837 (PARAM_USE_CANONICAL_TYPES): New; decides whether to use canonical
14839 * params.h (VERIFY_CANONICAL_TYPES): Remove.
14840 (USE_CANONICAL_TYPES): New.
14841 * doc/invoke.texi (verify-canonical-types): Remove.
14842 (use-canonical-types): Add.
14844 2007-07-11 Ulrich Weigand <uweigand@de.ibm.com>
14846 * config/spu/spu.c (spu_optimization_options): Remove setting of
14847 parameter PARAM_MAX_COMPLETELY_PEEL_TIMES.
14848 (spu_override_options): Move it here.
14850 2007-07-11 Richard Sandiford <richard@codesourcery.com>
14852 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Handle -m4ksc and -m4ksd.
14853 * config/mips/mips.c (mips_cpu_info_table): Mention
14854 MIPS_ISA_LEVEL_SPEC in the comment.
14856 2007-07-11 Eric Botcazou <ebotcazou@adacore.com>
14858 PR tree-optimization/32713
14859 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle REAL_CST.
14861 2007-07-11 Paolo Carlini <pcarlini@suse.de>
14863 PR middle-end/30482
14864 * c-opts.c (c_common_post_options): Do not change flag_complex_method
14865 conditional to flag_isoc99.
14866 (c_common_init_options): Do it here, unconditionally.
14868 2007-07-11 Eric Botcazou <ebotcazou@adacore.com>
14870 PR tree-optimization/32589
14871 * doc/tree-ssa.texi (Rough GIMPLE Grammar): Add missing rule.
14872 * tree-gimple.c (is_gimple_min_invariant): Clarify head comment.
14873 * tree-ssa-propagate.c (valid_gimple_expression_p): New
14874 predicate, extracted from...
14875 (set_rhs): ...here. Call it for the expression on entry.
14876 * tree-ssa-propagate.h (valid_gimple_expression_p): Declare.
14877 * tree-ssa-sccvn.c: Include tree-ssa-propagate.h.
14878 (simplify_binary_expression): Use valid_gimple_expression_p
14879 to validate the simplification.
14880 * Makefile.in (tree-ssa-sccvn.o): Depends on tree-ssa-propagate.h.
14882 2007-07-11 Danny Smith <dannysmith@users.sourceforge.net>
14884 * config/i386/cygming.h (PREFERRED_DEBUGGING_TYPE): Define to
14885 DWARF2_DEBUG on 32 bit target too.
14886 (DWARF2_UNWIND_INFO): Reorganize 64-bit vs 32-bit definition.
14888 2007-07-11 Nick Clifton <nickc@redhat.com>
14890 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Provide alternative
14891 version for 64-bit hosts.
14893 2007-07-10 David Daney <ddaney@avtrex.com>
14895 * config/mips/mips.h (ISA_HAS_SYNCI): New target capability
14897 (INITIALIZE_TRAMPOLINE): Emit clear_cache insn instead of library
14899 * config/mips/mips.c (mips_expand_synci_loop): New function.
14900 * config/mips/mips.md (UNSPEC_CLEAR_HAZARD): New constant.
14901 (UNSPEC_RDHWR): Same.
14902 (UNSPEC_SYNCI): Same.
14903 (UNSPEC_SYNC): Same.
14904 (clear_cache): New expand.
14908 (clear_hazard): Same.
14909 * config/mips/mips-protos.h (mips_expand_synci_loop): Declare
14911 * testsuite/gcc.target/mips/clear-cache-1.c: New test.
14912 * testsuite/gcc.target/mips/clear-cache-2.c: New test.
14914 2007-07-10 Ian Lance Taylor <iant@google.com>
14916 * emit-rtl.c (gen_reg_rtx): Check can_create_pseudo_p rather than
14919 2007-07-10 David Daney <ddaney@avtrex.com>
14921 * builtins.def (BUILT_IN_CLEAR_CACHE): New builtin.
14922 * builtins.c (expand_builtin___clear_cache): New function.
14923 (expand_builtin): Call expand_builtin___clear_cache for
14924 BUILT_IN_CLEAR_CACHE case.
14925 * doc/extend.texi (__builtin___clear_cache): Document new builtin.
14926 * doc/md.texi (clear_cache): Document new instruction pattern.
14927 * testsuite/gcc.dg/builtins-64.c: New test.
14929 2007-07-11 Hans-Peter Nilsson <hp@axis.com>
14931 * config/cris/cris.md ("movsi"): Fix typo in last change.
14933 2007-07-09 Geoffrey Keating <geoffk@apple.com>
14936 * c-common.c (c_alignof_expr): Look at DECL_ALIGN of
14938 (handle_aligned_attribute): Allow use on FUNCTION_DECLs.
14939 * varasm.c (assemble_start_function): Honor DECL_ALIGN
14940 for FUNCTION_DECLs. Don't use align_functions_log if
14942 * print-tree.c (print_node): Print DECL_ALIGN and DECL_USER_ALIGN
14943 even for FUNCTION_DECLs.
14944 * c-decl.c (merge_decls): Propagate DECL_ALIGN even for
14946 * tree.h (DECL_ALIGN): Update for new location of 'align'.
14947 (DECL_FUNCTION_CODE): Update for new location and name of
14949 (DECL_OFFSET_ALIGN): Update for new location of 'off_align'.
14950 (struct tree_decl_common): Move 'align' and 'off_align' out
14951 of union, ensure they're still on a 32-bit boundary. Remove
14952 other fields in union 'u1'.
14953 (struct tree_function_decl): Add field 'function_code' replacing
14954 'u1.f' in tree_decl_common.
14955 * tree.c (build_decl_stat): Set initial value of DECL_ALIGN.
14956 * doc/extend.texi (Function Attributes): Add 'aligned' attribute.
14957 (Variable Attributes): Cross-reference 'aligned' attribute
14958 to Function Attributes.
14959 * flags.h (force_align_functions_log): Delete.
14960 * toplev.c (force_align_functions_log): Delete.
14962 2007-07-10 Uros Bizjak <ubizjak@gmail.com>
14965 * config/i386/sse.md (vec_concatv2di): Disable for TARGET_64BIT.
14966 (*vec_concatv2di_rex): New insn pattern.
14968 2007-07-10 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
14971 * config/mips/iris6.h (LIBGCC_SPEC): Add libm.
14973 2007-07-10 Ian Lance Taylor <iant@google.com>
14975 Replace no_new_pseudos in backends.
14976 * rtl.h (can_create_pseudo_p): Define.
14977 * config/darwin.c (machopic_indirect_data_reference): Use
14978 can_create_pseudo_p () instead of no_new_pseudos.
14979 (machopic_indirect_data_reference): Likewise.
14980 (machopic_legitimize_pic_address): Likewise.
14981 * config/alpha/alpha.c (alpha_legitimize_address): Likewise.
14982 (alpha_emit_set_const_1): Likewise.
14983 (alpha_emit_set_const): Likewise.
14984 (alpha_emit_conditional_move): Likewise.
14985 (alpha_split_conditional_move): Likewise.
14986 * config/alpha/alpha.md (various splitters): Likewise.
14988 * config/arm/arm.c (legitimize_pic_address): Likewise.
14989 (arm_load_pic_register): Likewise.
14990 * config/arm/arm.md (addsi3, subsi3, andsi3, iorsi3): Likewise.
14991 (movdi, movsi, movhi, movqi, movsf, movdf): Likewise.
14992 * config/bfin/bfin.c (legitimize_pic_address): Likewise.
14993 * config/cris/cris.c (cris_expand_pic_call_address): Likewise.
14994 * config/cris/cris.md (movsi): Likewise.
14995 * config/frv/frv.md (symGOT2reg_hilo): Likewise.
14996 (symGOTOFF2reg_hilo): Likewise.
14997 (symGPREL2reg, symGPREL2reg_hilo): Likewise.
14998 * config/h8300/h8300.md (insv, extzv): Likewise.
14999 * config/i386/i386.c (ix86_expand_move): Likewise.
15000 (ix86_expand_vector_move): Likewise.
15001 (ix86_prepare_fp_compare_args): Likewise.
15002 (ix86_expand_carry_flag_compare): Likewise.
15003 * config/i386/i386.md (tls_dynamic_gnu2_32): Likewise.
15004 (tls_dynamic_gnu2_combine_32): Likewise.
15005 (tls_dynamic_gnu2_64, tls_dynamic_gnu2_combine_64): Likewise.
15006 * config/ia64/ia64.c (ia64_expand_move): Likewise.
15007 (ia64_expand_movxf_movrf): Likewise.
15008 * config/m32c/m32c.c (m32c_prepare_move): Likewise.
15009 (m32c_split_move): Likewise.
15010 (m32c_expand_insv): Likewise.
15011 * config/m68k/m68k.md (movsi): Likewise.
15012 * config/mips/mips.c (mips_force_temporary): Likewise.
15013 (mips_split_symbol): Likewise.
15014 (mips_move_integer): Likewise.
15015 (mips_legitimize_const_move): Likewise.
15016 * config/mn10300/mn10300.md (movsi): Likewise.
15017 * config/pa/pa.c (emit_move_sequence): Likewise.
15018 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
15019 (rs6000_got_register): Likewise.
15020 (create_TOC_reference): Likewise.
15021 (rs6000_machopic_legitimize_pic_address): Likewise.
15022 * config/rs6000/rs6000.md (add<mode>3): Likewise.
15023 (various splitters): Likewise.
15024 (iorsi3, xorsi3, iordi3, xordi3): Likewise.
15025 (movsi_got): Likewise.
15026 * config/s390/s390.c (emit_symbolic_move): Likewise.
15027 * config/s390/s390.md (movhi, movqi): Likewise.
15028 (load_multiple, store_multiple): Likewise.
15029 * config/score/score.c (score_force_temporary): Likewise.
15030 * config/sh/sh.c (prepare_move_operands): Likewise.
15031 (prepare_cbranch_operands): Likewise.
15032 (emit_fpu_switch): Likewise.
15033 (fpscr_set_from_mem): Likewise.
15034 * config/sh/sh.md (movdicc, movsicc, movsicc_umin): Likewise.
15035 (adddi3, subsi3): Likewise.
15036 (various splitters): Likewise.
15037 (divsi_inv_fp_combine): Likewise.
15038 (symGOT_load, symGOTOFF2reg, symDTPOFF2reg): Likewise.
15039 (seq, slt, sle, sgt, sge, sgtu, sltu, sleu, sgeu): Likewise.
15041 * config/sh/predicates.md (xor_operand): Likewise.
15042 * config/sparc/sparc.c (legitimize_tls_address): Likewise.
15043 * config/sparc/sparc.md (movsi_pic_label_ref): Likewise.
15044 (movdi_pic_label_ref): Likewise.
15045 * config/spu/spu.c (spu_split_immediate): Likewise.
15046 * config/alpha/alpha.md (various splitters): Remove test
15047 !no_new_pseudos || reload_completed.
15048 * config/ia64/ia64.c (ia64_output_mi_thunk): Don't set
15050 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
15051 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
15052 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
15053 * config/score/score.c (th_output_mi_thunk): Likewise.
15054 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
15055 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
15057 2007-07-10 Kaz Kojima <kkojima@gcc.gnu.org>
15059 PR rtl-optimization/32664
15060 * mode-switching.c (create_pre_exit): Skip barrier insns.
15062 2007-07-10 Zdenek Dvorak <dvorakz@suse.cz>
15064 * tree-scalar-evolution.c (scev_const_prop): Add arguments to
15065 force_gimple_operand_bsi.
15066 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr,
15067 rewrite_use_compare): Ditto.
15068 * tree-ssa-address.c (gimplify_mem_ref_parts, create_mem_ref):
15070 * tree-ssa-ifcombine.c (ifcombine_ifandif): Ditto.
15071 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Ditto.
15072 * lambda-code.c (replace_uses_equiv_to_x_with_y): Ditto.
15073 * tree-profile.c (prepare_instrumented_value,
15074 tree_gen_interval_profiler, tree_gen_pow2_profiler,
15075 tree_gen_one_value_profiler, tree_gen_ic_profiler,
15076 tree_gen_ic_func_profiler, tree_gen_average_profiler,
15077 tree_gen_ior_profiler): Ditto.
15078 * tree-ssa-reassoc.c (negate_value): Ditto.
15079 * matrix-reorg.c (transform_access_sites, transform_allocation_sites):
15080 Use force_gimple_operand_bsi.
15081 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Ditto.
15082 * tree-if-conv.c (add_to_dst_predicate_list,
15083 find_phi_replacement_condition): Ditto.
15084 * gimplify.c (force_gimple_operand_bsi): Add before and m arguments.
15085 Call mark_symbols_for_renaming for new statements.
15086 * tree-flow.h (force_gimple_operand_bsi): Declaration changed.
15088 2007-07-10 Zdenek Dvorak <dvorakz@suse.cz>
15090 * cfghooks.c (remove_edge): New function.
15091 (redirect_edge_and_branch, remove_branch, merge_blocks): Updated
15093 * cfghooks.h (remove_edge): Declare.
15094 * cfg.c (remove_edge): Renamed to remove_edge_raw.
15095 * basic-block.h (remove_edge): Declaration changed to remove_edge_raw.
15097 2007-07-09 Wolfgang Gellerich <gellerich@de.ibm.com>
15099 * optabs.h: Added declaration for signbit_optab.
15100 * optabs.c: (init_optabs): Added initialization for signbit_optab.
15101 * genoptinit.c (optabs): Added entry for signbit insns.
15102 * builtins.c (expand_builtin_signbit): Added code to use a signbit
15103 insn, if available.
15104 * config/s390/s390.h (S390_TDC_SIGNBIT_SET): New constant.
15105 * config/s390/s390.md (signbit<mode>2): New expander.
15107 2007-07-09 Richard Guenther <rguenther@suse.de>
15109 PR middle-end/32698
15110 * fold-const.c (fold_plusminus_mult_expr): Move constant
15111 arguments second to allow decomposing.
15113 2007-07-09 Alexandre Oliva <aoliva@oliva.athome.lsd.ic.unicamp.br>
15116 2007-07-06 Alexandre Oliva <aoliva@redhat.com>
15118 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
15119 Disregard DECL_FROM_INLINE.
15121 2007-07-09 Uros Bizjak <ubizjak@gmail.com>
15124 * doc/invoke.texi: Add ftree-reassoc flag.
15125 * common.opt (ftree-reassoc): New flag.
15126 * tree-ssa-reassoc.c (gate_tree_ssa_reassoc): New static function.
15127 (struct tree_opt_pass pass_reassoc): Use gate_tree_ssa_reassoc.
15129 2007-07-09 Uros Bizjak <ubizjak@gmail.com>
15131 PR tree-optimization/32681
15132 * tree-if-conv.c (find_phi_replacement_condition): Use the condition
15133 saved in second_edge->aux when first_bb is a loop header.
15135 2007-07-09 Jan HUbicka <jh@suse.cz>
15137 * cse.c (cse_insn): Avoid invalid sharing on trial replacement.
15139 2007-07-09 Richard Guenther <rguenther@suse.de>
15141 * c-decl.c (start_function): Do not promote return type.
15143 2007-07-08 Daniel Franke <franke.daniel@gmail.com>
15145 * function.c (do_warn_unused_parameter): Do not warn if
15146 TREE_NO_WARNING is set.
15148 2007-07-08 Andreas Schwab <schwab@suse.de>
15150 * doc/invoke.texi (DEC Alpha/VMS Options): Fix typo.
15152 2007-07-08 Sandra Loosemore <sandra@codesourcery.com>
15155 2007-07-06 Sandra Loosemore <sandra@codesourcery.com>
15157 * c-opts.c (c_common_handle_option): Make DOLLARS_IN_IDENTIFIERS
15158 apply to assembly language, too.
15159 * doc/tm.texi (DOLLARS_IN_IDENTIFIERS): Update.
15161 2007-07-07 Daniel Berlin <dberlin@dberlin.org>
15163 Revert (note the sccvn portions are *not* reverted)
15164 2007-07-06 Daniel Berlin <dberlin@dberlin.org>
15166 Fix PR tree-optimization/23488
15168 * tree-vn.c (set_value_handle): Use decl_vh_map for decl value
15170 * tree-flow-inline.h (get_value_handle): Ditto.
15171 * tree-ssa-pre.c (decl_vh_map): New.
15172 (decl_node_pool): New.
15173 (can_value_number_operation): Support DECL_P.
15174 (can_PRE_operation): Ditto.
15175 (create_expression_by_pieces): Ditto.
15176 (find_existing_value_expr): Modify to differnetiate between
15177 addressing and top level.
15178 (create_value_handle_for_expr): Handle DECL's.
15179 (poolify_tree): Ditto.
15180 (make_values_for_phi): Don't insert into PHI_GEN during FRE.
15181 (make_values_for_stmt): Handle DECL's properly.
15182 (init_pre): Reorg to not init useless things during FRE.
15184 * tree-flow.h: Include pointer-set.h.
15185 (decl_vh_map): Declare.
15186 * Makefile.in (TREE_FLOW_H): Add pointer-set.h
15188 2007-07-07 Eric Weddington <eweddington@cso.atmel.com>
15190 * config/avr/constraints.md (define_memory_constraint "Q"): Fix
15191 the constraint description.
15192 * doc/md.texi: Update documentation of AVR constraints.
15194 2007-07-07 Kazu Hirata <kazu@codesourcery.com>
15196 * auto-inc-dec.c, config/arm/arm.c,
15197 config/m32r/constraints.md, config/mips/mips.md,
15198 config/rs6000/rs6000.c, cselib.c, dce.c, df-core.c,
15199 df-problems.c, df-scan.c, df.h, dse.c, gimplify.c,
15200 tree-if-conv.c, tree-ssa-sccvn.c, tree-ssa.c: Fix comment
15201 typos. Follow spelling conventions.
15202 * doc/invoke.texi, doc/rtl.texi: Fix typos.
15204 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
15205 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
15207 * tree-ssa-operands.c (realloc_vop, realloc_vdef,
15208 realloc_vuse): Remove.
15209 * tree-ssa-operands.h: Remove the prototype for realloc_vdef
15212 2007-07-06 Daniel Berlin <dberlin@dberlin.org>
15214 Fix PR tree-optimization/23488
15216 * tree-ssa-sccvn.c (expr_has_constants): Handle tcc_declaration.
15217 (try_to_simplify): Ditto.
15218 (visit_use): Ditto.
15219 * tree-vn.c (set_value_handle): Use decl_vh_map for decl value
15221 * tree-flow-inline.h (get_value_handle): Ditto.
15222 * tree-ssa-pre.c (decl_vh_map): New.
15223 (decl_node_pool): New.
15224 (can_value_number_operation): Support DECL_P.
15225 (can_PRE_operation): Ditto.
15226 (create_expression_by_pieces): Ditto.
15227 (find_existing_value_expr): Modify to differnetiate between
15228 addressing and top level.
15229 (create_value_handle_for_expr): Handle DECL's.
15230 (poolify_tree): Ditto.
15231 (make_values_for_phi): Don't insert into PHI_GEN during FRE.
15232 (make_values_for_stmt): Handle DECL's properly.
15233 (init_pre): Reorg to not init useless things during FRE.
15235 * tree-flow.h: Include pointer-set.h.
15236 (decl_vh_map): Declare.
15237 * Makefile.in (TREE_FLOW_H): Add pointer-set.h
15239 2007-07-06 Sandra Loosemore <sandra@codesourcery.com>
15241 * c-opts.c (c_common_handle_option): Make DOLLARS_IN_IDENTIFIERS
15242 apply to assembly language, too.
15243 * doc/tm.texi (DOLLARS_IN_IDENTIFIERS): Update.
15245 2007-07-06 Ian Lance Taylor <iant@google.com>
15246 Zack Weinberg <zackw@panix.com>
15248 PR middle-end/32441
15249 * builtins.c (std_expand_builtin_va_start): Don't use make_tree.
15251 2007-07-06 Richard Sandiford <richard@codesourcery.com>
15253 * config/sh/sh.md (*prefetch_i4): Disable for TARGET_VXWORKS_RTP.
15254 (prefetch): Likewise if "pref" would be used.
15256 2007-07-06 Josh Conner <jconner@apple.com>
15258 PR middle-end/32602
15259 PR middle-end/32603
15260 * calls.c (store_one_arg): Handle arguments which are partially
15261 on the stack when detecting argument overlap.
15263 2007-07-06 Bernd Schmidt <bernd.schmidt@analog.com>
15265 * reload1.c (choose_reload_regs): Set reload_spill_index for regs
15266 chosen during find_reloads.
15268 2007-07-06 Richard Guenther <rguenther@suse.de>
15270 * gimplify.c (gimplify_call_expr): Prefer DECL_ARGUMENTS over
15271 TYPE_ARG_TYPES for verification of argument types. Use
15272 DECL_ARG_TYPE instead of the PARM_DECL type. Take excess
15273 parameters as variable arguments.
15275 2007-07-06 Andreas Krebbel <krebbel1@de.ibm.com>
15277 * libgcc2.h (word_type): Type definition removed.
15278 (cmp_return_type, shift_count_type): Type definitions added.
15279 (__lshrdi3, __ashldi3, __ashrdi3): word_type of second parameter
15280 replaced with shift_count_type.
15281 (__cmpdi2, __ucmpdi2): word_type of return type replaced with
15283 * libgcc2.c (__udivmoddi4, __moddi3): Type of local variable c
15284 changed from word_type to Wtype.
15285 (__lshrdi3, __ashldi3, __ashrdi3): word_type of second parameter
15286 replaced with shift_count_type.
15287 (__cmpdi2, __ucmpdi2): word_type of return type replaced with
15289 * c-common.c (handle_mode_attribute): Handling for libgcc_cmp_return
15290 and libgcc_shift_count attribute added.
15291 * target-def.h (TARGET_LIBGCC_CMP_RETURN_MODE,
15292 TARGET_LIBGCC_SHIFT_COUNT_MODE): New target hooks defined.
15293 (TARGET_INITIALIZER): New target hooks added.
15294 * targhooks.c (default_libgcc_cmp_return_mode,
15295 default_libgcc_shift_count_mode): Default implementations for the new
15296 target hooks added.
15297 * targhooks.h (default_libgcc_cmp_return_mode,
15298 default_libgcc_shift_count_mode): Function prototypes added.
15299 * target.h (struct gcc_target): Fields for the new target hooks added.
15300 * optabs.c (expand_binop): Use shift_count_mode when expanding shift
15302 (prepare_cmp_insn): Use cmp_return_mode when expanding comparison as
15305 * doc/tm.texi (TARGET_LIBGCC_CMP_RETURN_MODE,
15306 TARGET_LIBGCC_SHIFT_COUNT_MODE): Documentation added.
15308 * config/s390/s390.c (s390_libgcc_cmp_return_mode,
15309 s390_libgcc_shift_count_mode): Functions added.
15310 (TARGET_LIBGCC_CMP_RETURN_MODE, TARGET_LIBGCC_SHIFT_COUNT_MODE):
15311 Target hooks defined.
15313 2007-07-06 Richard Sandiford <richard@codesourcery.com>
15315 * config/mips/mips.c (compute_frame_size): Restore the original
15316 gp_sp_offset for !GENERATE_MIPS16E_SAVE_RESTORE and remove the
15317 fp_size term from the GENERATE_MIPS16E_SAVE_RESTORE calculation.
15318 Document why the difference is needed.
15320 2007-07-06 Richard Guenther <rguenther@suse.de>
15322 * c-common.c (boolean_increment): Use correctly typed
15325 2007-07-06 Richard Sandiford <richard@codesourcery.com>
15327 * config/mips/mips.c (mips16e_save_restore_pattern_p): Check that
15328 the topmost argument register is not also included in the save mask.
15329 (mips16e_collect_argument_save_p): Take a pointer to the argument
15330 register, rather than a pointer to the number of arguments.
15331 (mips16e_collect_argument_saves): Only include argument saves
15332 that aren't in the register mask.
15334 2007-07-06 Uros Bizjak <ubizjak@gmail.com>
15336 PR rtl-optimization/32450
15337 * function.c (thread_prologue_and_epilogue_insns): Emit blockage insn
15338 to ensure that instructions are not moved into the prologue when
15339 profiling is on. Remove unused prologue_end variable.
15340 (expand_function_end): Emit blockage insn instead of ASM_INPUT rtx
15341 as a scheduling barrier.
15343 2007-07-06 Alexandre Oliva <aoliva@redhat.com>
15346 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
15347 Disregard DECL_FROM_INLINE.
15349 2007-07-05 Adam Nemet <anemet@caviumnetworks.com>
15351 * rtlanal.c (num_sign_bit_copies1): Improve cases of ANDing or
15352 IORing with a constant.
15354 2007-07-05 Seongbae Park <seongbae.park@gmail.com>
15356 PR rtl-optimization/32475
15357 * df-scan.c (df_def_record_1): Add a use of the stack pointer
15358 for every definition of the stack pointer.
15360 2007-07-05 Richard Earnshaw <rearnsha@arm.com>
15362 * arm.c (vfp3_const_double_index): Copy signed results of
15363 REAL_VALUE_TO_INT into unsigned vars.
15365 2007-07-05 Richard Guenther <rguenther@suse.de>
15367 PR middle-end/32639
15368 * alias.c (get_alias_set): Tread METHOD_TYPE the same as
15370 * tree-ssa.c (useless_type_conversion_p): Check canonical
15373 2007-07-05 Anatoly Sokolov <aesok@post.ru>
15375 * config/avr/avr.md (zero_extendqihi2, zero_extendqisi2,
15376 zero_extendhisi2): Change to define_insn_and_split.
15377 (zero_extendqidi2, zero_extendhidi2, zero_extendsidi2): New.
15379 2007-07-05 Paolo Bonzini <bonzini@gnu.org>
15381 * function.c (match_asm_constraints_1, rest_of_match_asm_constraints,
15382 pass_match_asm_constraints): New.
15383 * passes.c (init_optimization_passes): Add new pass.
15384 * stmt.c (expand_asm_operands): Set cfun->has_asm_statement.
15385 * function.h (struct function): Add has_asm_statement bit.
15386 (current_function_has_asm_statement): New.
15387 * tree-pass.h (pass_match_asm_constraints): New.
15389 2007-07-05 Richard Sandiford <rsandifo@nildram.co.uk>
15391 * config/mips/mips.c (mips_file_start): Avoid declaration
15394 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
15396 * optabs.c (expand_binop_directly): Fix signed/unsigned comparison.
15398 2007-07-05 Uros Bizjak <ubizjak@gmail.com>
15400 * rtl.def (NOTE): Change print format string to print
15401 operand 5 as a note insn name.
15403 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
15404 David Ung <davidu@mips.com>
15406 * config/mips/mips.c (mips_cpu_info): Add 4ksc and 4ksd processors.
15407 * doc/invoke.texi: (MIPS Options): Document them.
15409 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
15410 David Ung <davidu@mips.com>
15412 Add support for SmartMIPS ASE.
15414 * optabs.c (expand_binop_directly): New, broken out from...
15415 (expand_binop): Here. Make it try rotating in the other
15416 direction even when the second operand isn't constant.
15417 * config/mips/mips.md (*lwxs): New.
15418 * config/mips/mips.opt (msmartmips): New.
15419 * config/mips/mips.c (mips_lwxs_address_p): New.
15420 (mips_rtx_costs): Make it recognize scaled indexed addressing.
15421 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define
15422 __mips_smartmips when compiling for TARGET_SMARTMIPS.
15423 (ISA_HAS_ROR): Define for TARGET_SMARTMIPS.
15424 (ISA_HAS_LWXS): New.
15425 (ASM_SPEC): Add -msmartmips/-mno-smartmips.
15426 * doc/invoke.texi (MIPS Options): Document -msmartmips/-mno-smartmips.
15427 * testsuite/gcc.target/mips/smartmips-lwxs.c: New test case.
15428 * testsuite/gcc.target/mips/smartmips-ror-1.c: New test case.
15429 * testsuite/gcc.target/mips/smartmips-ror-2.c: New test case.
15430 * testsuite/gcc.target/mips/smartmips-ror-3.c: New test case.
15431 * testsuite/gcc.target/mips/smartmips-ror-4.c: New test case.
15433 2007-07-05 Dorit Nuzman <dorit@il.ibm.com>
15435 * tree-vectorizer.c (new_loop_vec_info): Initialize
15436 LOOP_VINFO_COST_MODEL_MIN_ITERS.
15437 * tree-vectorizer.h (_loop_vec_info): Added new filed
15438 min_profitable_iters.
15439 (LOOP_VINFO_COST_MODEL_MIN_ITERS): New access macro to above new field.
15440 (TARG_SCALAR_TO_VEC_COST): Define cost of scalar to vector operation.
15441 * tree-vect-analyze.c (vect_analyze_operations): Set
15442 LOOP_VINFO_COST_MODEL_MIN_ITERS.
15443 * tree-vect-transform.c (vect_estimate_min_profitable_iters): Use
15444 VEC_length to determine if there are any LOOP_VINFO_MAY_MISALIGN_STMTS.
15445 Fix calculation of peel_iters_prologue. Move consideration of epilogue
15446 and prologue cost to after they are computed.
15447 (vect_model_induction_cost): Use TARG_SCALAR_TO_VEC_COST instead of
15448 TARG_VEC_STMT_COST.
15449 (vect_model_simple_cost): Takes additional argument dt. Consider cost
15450 of creating vectors from scalars according to dt.
15451 (vect_model_store_cost): Likewise.
15452 (vectorizable_call): Use dt array instead of scalar dt. Call
15453 vect_model_simple_cost with additional argument dt.
15454 (vectorizable_assignment): Likewise.
15455 (vectorizable_operation): Likewise.
15456 (vectorizable_type_demotion): Likewise.
15457 (vectorizable_type_promotion): Likewise.
15458 (vectorizable_store): Use dt array instead of scalar dt. Call
15459 vect_model_store_cost with additional argument dt.
15460 (vect_do_peeling_for_loop_bound): Don't call
15461 vect_estimate_min_profitable_iters. Instead, lookup
15462 LOOP_VINFO_COST_MODEL_MIN_ITERS. Don't always print
15463 "may not be profitable".
15465 2007-07-05 Dorit Nuzman <dorit@il.ibm.com>
15468 * config/rs6000/altivec.md (UNSPEC_VUPKHS_V4SF, UNSPEC_VUPKLS_V4SF):
15469 (UNSPEC_VUPKHU_V4SF, UNSPEC_VUPKLU_V4SF): New.
15470 (vec_unpacks_float_hi_v8hi, vec_unpacks_float_lo_v8hi): New patterns.
15471 (vec_unpacku_float_hi_v8hi, vec_unpacku_float_lo_v8hi): New patterns.
15473 2007-07-05 Zdenek Dvorak <dvorakz@suse.cz>
15475 * config/i386/i386.c (ix86_address_cost): Do not consider more complex
15476 addressing modes cheaper.
15478 2007-07-05 Alexandre Oliva <aoliva@redhat.com>
15480 * dwarf2out.c (dw_ranges_by_label_ref): New typedef.
15481 (dw_ranges_struct): Rename block_num to num. Adjust.
15482 (dw_ranges_by_label_struct): New.
15483 (ranges_by_label, ranges_by_label_allocated,
15484 ranges_by_label_in_use): New variables.
15485 (add_ranges_num): Factored most of the code out of...
15486 (add_ranges): ... this one. Rewrite in terms of the former.
15487 (add_ranges_by_labels): New.
15488 (output_ranges): Output by-label ranges.
15489 (dwarf2out_finish): Output range for multiple-section
15490 compile_unit. Output standard DW_AT_low_pc in addition to
15491 unexpected DW_AT_entry_pc.
15493 2007-07-04 Daniel Berlin <dberlin@dberlin.org>
15495 PR tree-optimization/32604
15496 PR tree-optimization/32606
15498 * tree-ssa-pre.c (bb_bitmap_sets): Removed antic_safe_loads.
15499 (compute_antic_safe): Removed.
15500 (ANTIC_SAFE_LOADS): Ditto.
15501 (compute_antic_aux): Don't print ANTIC_SAFE_LOADS.
15502 (execute_pre): Don't call compute_antic_safe.
15503 (vuse_equiv): New function.
15504 (make_values_for_stmt): Use it
15505 * tree-ssa-sccvn.c (set_ssa_val_to): Remove assert, since it is
15508 2007-07-04 Anatoly Sokolov <aesok@post.ru>
15511 * config/avr/avr.c (avr_naked_function_p): Handle receiving a type
15512 rather than a decl.
15513 (avr_attribute_table): Make "naked" attribute apply to function types
15514 rather than to decls.
15515 (avr_handle_fntype_attribute): New function.
15517 2007-07-04 Joseph Myers <joseph@codesourcery.com>
15519 * target-def.h (TARGET_INITIALIZER): Remove trailing whitespace
15522 2007-07-04 David Ung <davidu@mips.com>
15523 Joseph Myers <joseph@codesourcery.com>
15525 * config/mips/mips.md (type): Add logical, signext and move.
15526 (one_cmpl<mode>2, *and<mode>3, *and<mode>3_mips16, *ior<mode>3,
15527 *ior<mode>3_mips16, two unnamed insns after *ior<mode>3_mips16,
15528 *nor<mode>3, "Combiner patterns to optimize truncate/zero_extend
15529 combinations", *zero_extend<SHORT:mode><GPR:mode>2,
15530 *zero_extendqihi2, *extend<SHORT:mode><GPR:mode>2_mips16e,
15531 *extend<SHORT:mode><GPR:mode>2_se<SHORT:size>, *movdi_64bit,
15532 *movdi_64bit_mips16, *movsi_internal, *movsi_mips16, movcc,
15533 *movhi_internal, *movhi_mips16, *movqi_internal, *movqi_mips16,
15534 *movsf_hardfloat, *movsf_softfloat, *movsf_mips16,
15535 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit,
15536 movv2sf_hardfloat_64bit): Use the new types.
15537 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16,
15538 *movdf_softfloat, *movdf_mips16): Use "multi".
15539 (extendqihi2): Replace with a define_expand.
15540 (*extendqihi2_mips16e, *extendqihi2, *extendqihi2_seb): New.
15541 Based on extend<SHORT:mode><GPR:mode>2 patterns.
15542 * config/mips/74k.md (r74k_int_logical): New reservation and
15544 (r74k_int_arith): Remove "slt".
15545 * config/mips/24k.md, config/mips/4130.md, config/mips/4k.md,
15546 config/mips/5400.md, config/mips/5500.md, config/mips/5k.md,
15547 config/mips/7000.md, config/mips/9000.md, config/mips/generic.md,
15548 config/mips/sb1.md, config/mips/sr71k.md: Add new types to
15549 reservations for "arith".
15551 2007-07-04 Richard Guenther <rguenther@suse.de>
15553 * tree-ssa.c (useless_type_conversion_p): Add handling for
15554 scalar float and vector types. Only call the types_compatible_p
15555 langhook for aggregate types as last resort. Follow the
15558 2007-07-04 Richard Guenther <rguenther@suse.de>
15560 * tree-inline.c (estimate_num_insns_1): Treat CONVERT_EXPR
15561 the same as NOP_EXPR.
15563 2007-07-04 Nick Clifton <nickc@redhat.com>
15565 * target.h (struct gcc_target): Add target_help field.
15566 * target-def.h (TARGET_HELP): New.
15567 (TARGET_INITIALIZER): Use TARGET_HELP.
15568 * opts.c (command_handle_option): Invoke target_help function, if
15569 defined, when the user has specified --target-help on the command
15571 * doc/invoke.texi: Mention that --target-help might print
15572 additional information.
15573 * doc/tm.texi: Document TARGET_HELP hook.
15575 * arm.c (TARGET_HELP): Override default definition.
15576 (arm_target_help): New - display a wrapped list of cores and
15577 architectures supported.
15579 2007-07-04 Rask Ingemann Lambertsen <rask@sygehus.dk>
15581 * config/v850/v850.c (expand_prologue): Make sure
15582 GEN_INT() argument is sign extended rather than zero extended.
15583 (expand_epilogue): Likewise.
15584 (output_move_double): Delete.
15585 * config/v850/v850-protos.h (output_move_double): Delete.
15586 * config/v850/v850.md (movdi): Delete.
15587 (*movdi_internal): Delete.
15589 (*movdf_internal): Delete.
15591 2007-07-04 Richard Sandiford <richard@codesourcery.com>
15593 * config/sh/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Reject -mrelax
15594 unless compiling RTP PIC.
15596 2007-07-04 Richard Guenther <rguenther@suse.de>
15598 PR tree-optimization/32482
15599 * tree-ssa-ifcombine.c (recognize_single_bit_test): Use the
15600 original ssa name if we didn't find a shift expression.
15601 Fix shift constant for bit zero test.
15603 2007-07-04 Richard Sandiford <richard@codesourcery.com>
15605 * config/sh/lib1funcs.asm (ic_invalidate): Align constant pool.
15607 2007-07-04 Richard Sandiford <richard@codesourcery.com>
15609 * config.gcc (arm-wrs-vxworks): Don't include svr4.h.
15610 * config/vxworks.h (PTRDIFF_TYPE, SIZE_TYPE, TARGET_POSIX_IO): Define.
15611 * config/arm/vxworks.h (ASM_SPEC): Delete.
15612 (SUBTARGET_EXTRA_ASM_SPEC): Define.
15614 2007-07-04 Sebastian Pop <sebpop@gmail.com>
15616 * tree-data-ref.h (data_dependence_relation): New flag reversed_p.
15617 (DDR_REVERSED_P): New.
15618 * tree-data-ref.c (initialize_data_dependence_relation,
15619 build_classic_dist_vector): Set DDR_REVERSED_P.
15621 2007-07-04 Sebastian Pop <sebpop@gmail.com>
15623 PR middle-end/32457
15624 * tree-data-ref.c (analyze_siv_subscript_cst_affine,
15625 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
15626 init_omega_for_ddr_1): Use non conservative number of iterations
15628 (analyze_subscript_affine_affine): Use HOST_WIDE_INT instead of int.
15629 (analyze_siv_subscript): Remove FIXME and reinitialization of
15630 last_conflicts to chrec_dont_know.
15631 * testsuite/gfortran.dg/vect/pr32457.f90: New.
15633 2007-07-04 Douglas Gregor <doug.gregor@gmail.com>
15635 * tree.c (maybe_canonicalize_argtypes): Improve description.
15637 2007-07-04 Douglas Gregor <doug.gregor@gmail.com>
15639 * tree.c (maybe_canonicalize_argtypes): New.
15640 (build_function_type): Set canonical type.
15641 (build_method_type_directly): Ditto.
15642 (reconstruct_complex_type): Rebuild the METHOD_TYPE node
15645 2007-07-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
15647 * tree-ssa-loop-ivopts.c (strip_offset_1): Treat POINTER_PLUS_EXPR
15649 (rewrite_use_nonlinear_expr): Likewise.
15651 2007-07-03 Seongbae Park <seongbae.park@gmail.com>
15653 * rtl.def (UNSPEC, USE, CLOBBER): More comments.
15655 2007-07-04 Ben Elliston <bje@au.ibm.com>
15657 * dwarf2out.c: Move DWARF2 abbreviation glossary closer to the top
15660 * c-objc-common.c (c_types_compatible_p): Fix indentation.
15662 * doc/tm.texi (Run-time Target): Capitalise "CPU".
15663 (Exception Handling): Likewise.
15665 2007-07-03 Jan Hubicka <jh@suse.cz>
15667 * ifcvt.c (find_cond_trap): Avoid invalid RTL sharing.
15669 2007-07-03 Eric Christopher <echristo@apple.com>
15671 * doc/cppopts.texi: Add conflicting option note to -dM.
15672 * doc/invoke.texi: Add note about possible conflicts with
15673 -E for -dCHARS and note that -dM will not produce
15674 any results if there is no machine dependent reorg.
15676 2007-07-03 Geoffrey Keating <geoffk@apple.com>
15678 * tree.h (DECL_ALIGN): Back out previous change.
15680 2007-07-03 Joseph Myers <joseph@codesourcery.com>
15682 * configure.ac: Test for .dtprelword support on MIPS.
15683 * configure, config.in: Regenerate.
15684 * config/mips/mips.c (mips_output_dwarf_dtprel): New.
15685 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
15687 2007-07-03 Julian Brown <julian@codesourcery.com>
15689 * config.gcc (with_fpu): Allow --with-fpu=vfp3.
15690 * config/arm/aout.h (REGISTER_NAMES): Add D16-D31.
15691 * config/arm/aof.h (REGISTER_NAMES): Add D16-D31.
15692 * config/arm/arm.c (FL_VFPV3): New flag for VFPv3 processor
15694 (all_fpus): Add FPUTYPE_VFP3.
15695 (fp_model_for_fpu): Add VFPv3 field.
15696 (arm_rtx_costs_1): Give cost to VFPv3 constants.
15697 (vfp3_const_double_index): New function. Return integer index of
15698 VFPv3 constant suitable for fconst[sd] insns, or -1 if constant
15700 (vfp3_const_double_rtx): New function. True if VFPv3 is enabled
15701 and argument represents a valid RTX for a VFPv3 constant.
15702 (vfp_output_fldmd): Split fldmd with > 16 registers in the list into
15704 (vfp_emit_fstmd): Similar, for fstmd.
15705 (arm_print_operand): Implement new code 'G' for VFPv3 floating-point
15706 constants, represented as integer indices.
15707 (arm_hard_regno_mode_ok): Use VFP_REGNO_OK_FOR_SINGLE,
15708 VFP_REGNO_OK_FOR_DOUBLE macros.
15709 (arm_regno_class): Handle VFPv3 d0-d7, low, high register split.
15710 (arm_file_start): Set float-abi attribute for VFPv3, and output
15711 correct ".fpu" assembler directive.
15712 (arm_dbx_register_numbering): Add FIXME.
15713 * config/arm/arm.h (TARGET_VFP3): New macro. Target supports VFPv3.
15714 (fputype): Add FPUTYPE_VFP3.
15715 (FIXED_REGISTERS): Add 32 registers for D16-D31.
15716 (CALL_USED_REGISTERS): Likewise.
15717 (CONDITIONAL_REGISTER_USAGE): Add note about conditional definition
15718 of LAST_VFP_REGNUM. Make D16-D31 caller-saved, if present.
15719 (LAST_VFP_REGNUM): Extend available VFP registers for VFPv3.
15720 (D7_VFP_REGNUM): New.
15721 (LAST_LO_VFP_REGNUM, FIRST_HI_VFP_REGNUM, LAST_HI_VFP_REGNUM)
15722 (VFP_REGNO_OK_FOR_SINGLE, VFP_REGNO_OK_FOR_SINGLE)
15723 (VFP_REGNO_OK_FOR_DOUBLE): Define new macros.
15724 (FIRST_PSEUDO_REGISTER): Shift up to 128 to accommodate VFPv3.
15725 (REG_ALLOC_ORDER): Adjust for VFPv3.
15726 (reg_class): Add VFP_D0_D7_REGS, VFP_LO_REGS, VFP_HI_REGS.
15727 (REG_CLASS_NAMES): Add entries corresponding to VFP_D0_D7_REGS,
15728 VFP_LO_REGS, VFP_HI_REGS.
15729 (REG_CLASS_CONTENTS): Likewise. Extend contents for VFP_REGS.
15730 (IS_VFP_CLASS): Define macro.
15731 (SECONDARY_OUTPUT_RELOAD_CLASS, SECONDARY_INPUT_RELOAD_CLASS): Use
15733 (REGISTER_MOVE_COST): Likewise.
15734 * config/arm/arm-protos.h (vfp3_const_double_rtx): Add prototype.
15735 * config/arm/vfp.md (VFPCC_REGNUM): Redefine as 127.
15736 (*arm_movsi_vfp, *thumb2_movsi_vfp, *movsfcc_vfp)
15737 (*thumb2_movsfcc_vfp, *abssf2_vfp, *negsf2_vfp, *addsf3_vfp)
15738 (*subsf3_vfp, *divsf_vfp, *mulsf_vfp, *mulsf3negsf_vfp)
15739 (*mulsf3addsf_vfp, *mulsf3subsf_vfp, *mulsf3negsfaddsf_vfp)
15740 (*extendsfdf2_vfp, *truncdfsf2_vfp, *truncsisf2_vfp)
15741 (*truncsidf2_vfp, fixuns_truncsfsi2, fixuns_truncdfsi2)
15742 (*floatsisf2_vfp, *floatsidf2_vfp, floatunssisf2)
15743 (floatunssidf2, *sqrtsf2_vfp, *cmpsf_split_vfp)
15744 (*cmpsf_trap_split_vfp, *cmpsf_vfp, *cmpsf_trap_vfp): Use 't'
15745 where appropriate for single-word registers.
15746 (*movsf_vfp, *thumb2_movsf_vfp, *movdf_vfp, *thumb2_movdf_vfp):
15747 As above. Fix type attributes.
15748 * config/arm/constraints.md (register_contraint "t"): Define.
15749 (register_constraint "w"): Change to D0-D15, or D0-D31 for
15751 (register_constraint "x"): Define.
15752 (constraint "Dv"): Define.
15754 2007-07-03 Geoffrey Keating <geoffk@apple.com>
15756 * tree.h (DECL_ALIGN): Prevent use on a FUNCTION_DECL.
15758 2007-07-03 Tom Tromey <tromey@redhat.com>
15760 * c-parser.c (objc_pq_context): Removed.
15761 (objc_need_raw_identifier): Likewise.
15762 (c_parser) <objc_pq_context>: New field.
15763 <objc_need_raw_identifier>: Likewise.
15764 (OBJC_NEED_RAW_IDENTIFIER): Removed.
15765 (c_lex_one_token): Update.
15766 (c_parser_objc_protocol_definition): Update.
15767 (c_parser_objc_method_definition): Update.
15768 (c_parser_objc_methodproto): Update.
15769 (c_parser_declspecs): Update.
15771 2007-07-03 David Ung <davidu@mips.com>
15773 * config/mips/mips.c (mips_issue_rate): Return 4 for 74K processors.
15775 2007-07-03 David Ung <davidu@mips.com>
15776 Richard Sandiford <richard@codesourcery.com>
15778 * doc/invoke.texi: Document -march=74kf3_2.
15779 * config/mips/mips.h (PROCESSOR_74KF3_2): New processor_type.
15780 (TUNE_74K): Check for it.
15781 * config/mips/mips.c (mips_cpu_info): Add 74kf3_2.
15782 (mips_rtx_cost_data): Add an entry for PROCESSOR_74KF3_2.
15783 * config/mips/mips.md (cpu): Add 74kf3_2.
15784 * config/mips/74k.md (r74k_int_logical, r74k_int_arith, r74k_int_nop)
15785 (r74k_int_cmove, r74k_int_mult, r74k_int_mul3, r74k_int_mfhilo)
15786 (r74k_int_mthilo, r74k_int_div, r74k_int_call, r74k_int_jump)
15787 (r74k_int_load, r74k_int_store, r74k_unknown, r74k_multi): Add
15788 74kf3_2 to the CPU list.
15789 (r74kf3_2_fadd, r74kf3_2_fmove, r74kf3_2_fload, r74kf3_2_fstore)
15790 (r74kf3_2_fmul_sf, r74kf3_2_fmul_df, r74kf3_2_fdiv_sf)
15791 (r74kf3_2_fdiv_df, r74kf3_2_frsqrt_sf, r74kf3_2_frsqrt_df)
15792 (r74kf3_2_fcmp, r74kf3_2_fcvt, r74kf3_2_fxfer_to_c1)
15793 (r74kf3_2_fxfer_from_c1): New insn reservations.
15795 2007-07-03 Richard Sandiford <richard@codesourcery.com>
15796 David Ung <davidu@mips.com>
15798 * doc/invoke.texi: Replace -march=24kf with -march=24kf2_1 and
15799 -march=24kx with -march=24kf1_1. Likewise 24ke[fx], 34k[fx]
15800 and 74k[fx]. Document aliases for the new options.
15801 * config/mips/mips.h (PROCESSOR_24KF): Rename to...
15802 (PROCESSOR_24KF2_1): ...this.
15803 (PROCESSOR_24KX): Rename to...
15804 (PROCESSOR_24KF1_1): ...this.
15805 (PROCESSOR_74KF): Rename to...
15806 (PROCESSOR_74KF2_1): ...this.
15807 (PROCESSOR_74KX): Rename to...
15808 (PROCESSOR_74KF1_1): ...this.
15809 (TUNE_74K): Update PROCESSOR_* names.
15810 * config/mips/mips.c (mips_cpu_info): Add 24kf2_1 as a synonym
15811 for 24kf. Add 24kf1_1 and 24kfx as synonyms for 24kx. Likewise
15812 the 24ke*, 34k* and 74k* processors. Update PROCESSOR_* names.
15813 (mips_rtx_cost_data): Update processor names in comments.
15814 (mips_issue_rate): Update PROCESSOR_* names.
15815 * config/mips/mips.md (cpu): Rename 24kf to 24kf2_1, 24kx to
15816 24kf1_1, 74kf to 74kf2_1 and 74kx to 74kf1_1.
15817 * config/mips/24k.md: Rename FPU-related r24k_* insn reservations
15818 to r24kf2_1_*. Rename r24kx_* insn reservations to r24kf1_1_*.
15819 Update cpu attribute names.
15820 (r24k_fpu_iss): Rename this reservation to...
15821 (r24kf2_1_fpu_iss): ...this and update all uses.
15822 (r24kx_fpu_iss): Rename this reservation to...
15823 (r24kf1_1_fpu_iss): ...this and update all uses.
15824 * config/mips/74k.md: Rename FPU-related r74kf_* insn reservations
15825 to r74kf2_1_*. Rename r74kx_* insn reservations to r74kf1_1_*.
15826 Update cpu attribute names.
15828 2007-07-01 Kaz Kojima <kkojima@gcc.gnu.org>
15830 * config/m32r/constraints.md: New file.
15831 * config/m32r/m32r.c: Include tm-constrs.h.
15832 (small_data_operand): Use satisfies_constraint_* instead of macro.
15833 (addr24_operand, gen_compare): Likewise.
15834 * config/m32r/m32r.h (REG_CLASS_FROM_LETTER): Remove.
15835 (INT8_P, UPPER16_P, UINT32_P, UINT5_P, INVERTED_SIGNED_8BIT,
15836 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
15837 EXTRA_CONSTRAINT): Likewise.
15838 * config/m32r/m32r.md: Include constraints.md.
15839 (*movsi_insn): Use satisfies_constraint_* instead of macro.
15840 (andsi3, iorsi3, xorsi3, seq_insn+1, sne): Likewise.
15841 * config/m32r/predicates.md (conditional_move_operand): Likewise.
15842 (two_insn_const_operand, int8_operand, uint16_operand,
15843 reg_or_int16_operand, reg_or_uint16_operand,
15844 reg_or_cmp_int16_operand, cmp_int16_operand,
15845 seth_add3_operand): Likewise.
15847 2007-07-03 Eric Christopher <echristo@gmail.com>
15849 * libgcc2.h: Conditionally declare __bswapsi2 and
15852 2007-07-03 H.J. Lu <hongjiu.lu@intel.com>
15854 * ddg.c (check_sccs): Define only if ENABLE_CHECKING is
15857 2007-07-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
15860 * gthr-posix.h [SUPPORTS_WEAK && GTHREAD_USE_WEAK]
15861 (__gthrw_pragma): Provide default definition.
15862 (__gthrw2): Use it.
15863 * gthr-posix.c (__gthrw_pragma): Define.
15865 2007-07-03 Daniel Berlin <dberlin@dberlin.org>
15867 * tree-ssa-sccvn.c (set_ssa_val_to): Check for operand_equal_p
15868 before declaring inequality.
15870 2007-07-03 Rask Ingemann Lambertsen <rask@sygehus.dk>
15872 * combine.c (recog_for_combine): Log the success or failure of
15873 matching new insn patterns against the machine description in
15876 2007-07-03 Revital Eres <eres@il.ibm.com>
15878 * ddg.c (print_sccs): New function.
15879 (check_sccs): New function.
15880 (create_ddg_all_sccs): Use it.
15881 * ddg.h (print_sccs): Declare.
15882 * modulo-sched.c (sms_order_nodes): Call print_sccs.
15884 2007-07-03 Uros Bizjak <ubizjak@gmail.com>
15886 * targhooks.h (default_mode_for_suffix): New function declaration.
15887 * targhooks.c (default_mode_for_suffix): New default target hook.
15888 * target.h (struct c): New structure in the targetm struct.
15889 (mode_for_suffix): New target hook as part of struct c.
15890 target-def.h (TARGET_C_MODE_FOR_SUFFIX): Define as
15891 default_mode_for_suffix.
15892 (TARGET_C): New define.
15893 * c-lex.c: Include "target.h".
15894 (interpret_float): Use targetm.c.mode_for_suffix to determine
15895 the mode for a given non-standard suffix.
15896 Makefile.in (c-lex.o): Depend on $(TARGET_H).
15898 * config/i386/i386.c (ix86_c_mode_for_suffix): New static function.
15899 (TARGET_C_MODE_FOR_SUFFIX): Define to ix86_c_mode_for_suffix.
15901 * doc/extend.texi (Floating Types): New node. Document __float80 and
15902 __float128 types. Document 'w', 'W', 'q' and 'Q' suffixes.
15904 2007-07-03 Kaz Kojima <kkojima@gcc.gnu.org>
15907 * config/sh/sh.md (udivsi3_i1_media): Use target_reg_operand
15908 predicate instead of target_operand.
15909 (divsi3_i1_media, divsi3_media_2): Likewise.
15911 2007-07-02 Eric Botcazou <ebotcazou@adacore.com>
15913 * tree.h (alias_sets_might_conflict_p): Rename into
15914 alias_sets_must_conflict_p.
15915 * alias.c (alias_sets_might_conflict_p): Likewise.
15916 (alias_sets_conflict_p): Use it.
15917 (objects_must_conflict_p): Likewise.
15918 * c-common.c (strict_aliasing_warning): Adjust.
15920 2007-07-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
15922 * rtlhooks.c (gen_lowpart_if_possible): Check for
15923 invalid subreg before calling gen_lowpart_SUBREG.
15925 2007-07-02 Geoffrey Keating <geoffk@apple.com>
15927 * config/darwin9.h: Add copyright notice.
15928 (LINK_COMMAND_SPEC): Add comment.
15929 (DARWIN_LIBSYSTEM_HAS_UNWIND): Define.
15930 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Conditionalise on
15931 DARWIN_LIBSYSTEM_HAS_UNWIND.
15933 2007-07-02 Jakub Jelinek <jakub@redhat.com>
15936 * omp-low.c (check_combined_parallel): New function.
15937 (lower_omp_parallel): Call it via walk_stmts, set
15938 OMP_PARALLEL_COMBINED if appropriate.
15939 (determine_parallel_type): If OMP_FOR resp. OMP_SECTIONS
15940 isn't the only statement in WS_ENTRY_BB or OMP_RETURN
15941 the only one in PAR_EXIT_BB and not OMP_PARALLEL_COMBINED,
15942 don't consider it as combined parallel.
15944 2007-07-02 Richard Sandiford <richard@codesourcery.com>
15946 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
15947 (gcc_tooldir): Likewise.
15948 * configure: Regenerate.
15949 * Makefile.in (libsubdir_to_prefix): New variable, based on the
15950 old configure.ac gcc_tooldir setting.
15951 (prefix_to_exec_prefix): New variable.
15952 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
15953 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
15955 2007-07-02 Daniel Berlin <dberlin@dberlin.org>
15957 Fix PR tree-optimization/32583
15958 Fix PR tree-optimization/32584
15959 * tree-ssa-pre.c (phi_translate): Always pass seen bitmap.
15960 (phi_translate_set): Use phi_translate directly now.
15961 (make_values_for_stmt): Don't value number RHS if we already know
15964 2007-07-02 Steve Ellcey <sje@cup.hp.com>
15965 Jim Wilson <wilson@specifix.com>
15968 * haifa-sched.c (add_to_speculative_block): Change copy_rtx to
15971 2007-07-02 Sandra Loosemore <sandra@codesourcery.com>
15972 Richard Sandiford <richard@codesourcery.com>
15973 Nigel Stephens <nigel@mips.com>
15975 * config/mips/mips-protos.h (mips16e_save_restore_info): New struct.
15976 (mips16e_output_save_restore): Declare.
15977 (mips16e_save_restore_pattern_p): Likewise.
15978 * config/mips/mips.h (GENERATE_MIPS16E_SAVE_RESTORE): New macro.
15979 * config/mips/mips.c (MIPS_MAX_FIRST_STACK_STEP): Return 0x7f8
15980 for GENERATE_MIPS16E_SAVE_RESTORE. Return 0x400 for TARGET_MIPS16
15981 && !GENERATE_MIPS16E_SAVE_RESTORE && !TARGET_64BIT.
15982 (BITSET_P): New global macro, extracted from...
15983 (mips_for_each_saved_reg): ...here.
15984 (mips16e_save_restore_info): New struct.
15985 (mips16e_s2_s8_regs, mips16e_a0_a3_regs): New variables.
15986 (mips16e_save_restore_regs): New variable.
15987 (mips_split_plus, mips16e_find_first_register): New functions.
15988 (mips16e_mask_registers): New function.
15989 (compute_frame_size): Expand the commentary before the function.
15990 Enforce the MIPS16e save and restore register range restrictions.
15991 Pad the general register save area at the low end.
15992 (mips16e_save_restore_reg, mips16e_build_save_restore)
15993 (mips16e_save_restore_pattern_p, mips16e_add_register_range)
15994 (mips16e_output_save_restore, mips16e_collect_propagate_value)
15995 (mips16e_collect_argument_save, mips16e_collect_argument_saves):
15997 (mips_expand_prologue, mips_expand_epilogue): Handle
15998 GENERATE_MIPS16E_SAVE_RESTORE.
15999 * config/mips/mips.md (*mips16e_save_restore): New pattern.
16001 2007-07-02 Uros Bizjak <ubizjak@gmail.com>
16003 PR tree-optimization/31966
16004 PR tree-optimization/32533
16005 * tree-if-conv.c (add_to_dst_predicate_list): Use "edge", not
16006 "basic_block" description as its third argument. Update function
16007 calls to get destination bb from "edge" argument. Save "cond" into
16008 aux field of the edge. Update prototype for changed arguments.
16009 (if_convertible_loop_p): Clear aux field of incoming edges if bb
16011 (find_phi_replacement_condition): Operate on incoming edges, not
16012 on predecessor blocks. If there is a condition saved in the
16013 incoming edge aux field, AND it with incoming bb predicate.
16014 Return source bb of the first edge.
16015 (clean_predicate_lists): Clean aux field of outgoing node edges.
16016 (tree_if_conversion): Do not initialize cond variable. Move
16017 variable declaration into the loop.
16018 (replace_phi_with_cond_gimple_modify_stmt): Remove unneded
16019 initializations of new_stmt, arg0 and arg1 variables.
16021 2007-07-02 Jakub Jelinek <jakub@redhat.com>
16023 * tree-nrv.c (dest_safe_for_nrv_p): Grok any handled_component_p,
16024 SSA_NAMEs, RESULT_DECLs and PARM_DECLs.
16026 2007-07-02 Richard Guenther <rguenther@suse.de>
16028 * tree-ssa.c (useless_type_conversion_p): Document
16029 future intent as defining the middle-end type system.
16030 Re-structure to call langhook last, group by type class,
16031 mark questionable parts.
16033 2007-07-02 Richard Guenther <rguenther@suse.de>
16035 * tree-flow.h (types_compatible_p): Declare.
16036 * tree-ssa.c (types_compatible_p): New function.
16037 * ipa-type-escape.c (discover_unique_type): Use
16038 types_compatible_p instead of lang_hooks.types_compatible_p.
16039 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Likewise.
16040 * tree-vn.c (expressions_equal_p): Likewise.
16041 * tree.c (fields_compatible_p): Likewise.
16042 * tree-ssa-dom.c (avail_expr_eq): Likewise.
16043 (cprop_operand): Use useless_type_conversion_p instead of
16044 lang_hooks.types_compatible_p.
16045 * tree-inline.c (setup_one_parameter): Likewise.
16046 (declare_return_variable): Likewise.
16047 * tree-nrv.c (tree_nrv): Likewise.
16048 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
16049 (maybe_fold_offset_to_component_ref): Likewise.
16050 (maybe_fold_offset_to_reference): Likewise.
16051 * tree-ssa-copy.c (may_propagate_copy): Likewise.
16052 (merge_alias_info): Likewise.
16053 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
16054 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
16055 * tree-ssa-reassoc.c (optimize_ops_list): Likewise.
16056 * tree-tailcall.c (find_tail_calls): Likewise.
16057 * tree-vect-generic.c (expand_vector_operations_1): Likewise.
16058 * gimplify.c (canonicalize_addr_expr): Likewise.
16059 (fold_indirect_ref_rhs): Likewise.
16060 (gimplify_addr_expr): Likewise. Swap parameters to cpt_same_type.
16061 (cpt_same_type): Likewise.
16062 (check_pointer_types_r): Swap parameters to cpt_same_type
16064 * fold-const.c (fold_convert): Revert fix for PR15988.
16065 * tree-inline.c (setup_one_parameter): Instead fix it here by
16066 using fold_build1 instead of fold_convert and checking for
16067 error_mark_node. Convert only if the conversion is necessary.
16069 2007-07-02 Joseph Myers <joseph@codesourcery.com>
16071 * configure.ac: Check for .gnu_attribute on Power.
16072 * configure: Regenerate.
16073 * config/rs6000/rs6000.c (rs6000_file_start): If supported, output
16074 attribute for floating-point ABI.
16076 2007-07-02 Ira Rosen <irar@il.ibm.com>
16078 PR tree-optimization/32230
16079 PR tree-optimization/32477
16080 * tree-vect-analyze.c (vect_analyze_data_refs): Fail if base
16081 address is a constant.
16083 2007-07-02 Richard Sandiford <richard@codesourcery.com>
16085 * config.gcc (mipsisa32-*-elf*, mipsisa32el-*-elf*)
16086 (mipsisa32r2-*-elf*, mipsisa32r2el-*-elf*)
16087 (mipsisa64-*-elf*, mipsisa64el-*-elf*): Combine top-level
16088 stanzas. Use the first part of the triplet to set MIPS_ISA_DEFAULT.
16089 Remove redundant setting of MASK_FLOAT64 and MASK_64BIT for the
16090 64-bit targets. Add support for *-elfoabi*.
16091 * config/mips/t-isa3264 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES): Use
16092 different settings if $(tm_defines) does not select the EABI.
16093 (MULTILIB_EXCLUSIONS): Define in those circumstances.
16094 * config/mips/mips.h (MIPS_ISA_LEVEL_OPTION_SPEC): New macro.
16095 (MIPS_ARCH_OPTION_SPEC): Likewise.
16096 (MIPS_ISA_LEVEL_SPEC): Likewise.
16097 (OPTION_DEFAULT_SPECS): Use MIPS_ARCH_OPTION_SPEC.
16098 * config/mips/elfoabi.h: New file.
16100 2007-07-02 Richard Guenther <rguenther@suse.de>
16102 * tree-flow.h (tree_ssa_useless_type_conversion_1): Rename to ...
16103 (useless_type_conversion_p): ... this.
16104 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Rename to ...
16105 (useless_type_conversion_p): ... this.
16106 * builtins.c (fold_builtin_memory_op): Rename
16107 tree_ssa_useless_type_conversion_1 to useless_type_conversion_p.
16108 * tree-cfg.c (verify_expr): Likewise.
16109 * tree-ssa-address.c (tree_ssa_useless_type_conversion_1): Likewise.
16110 * tree-ssa-ccp.c (ccp_fold): Likewise.
16111 * tree-ssa-copy.c (may_propagate_copy): Likewise.
16112 * tree-ssa-dom.c (eliminate_redundant_computations): Likewise.
16113 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
16114 * tree-ssa-loop-niter.c (refine_bounds_using_guard): Likewise.
16115 * tree-ssa-pre.c (eliminate): Likewise.
16116 * tree-ssa.c (delete_tree_ssa): Likewise.
16117 (tree_ssa_useless_type_conversion): Likewise.
16118 * tree.c (build2_stat): Likewise.
16120 2007-07-01 Daniel Berlin <dberlin@dberlin.org>
16122 Fix PR tree-optimization/32571
16123 * tree-ssa-sccvn.c (visit_use): Shortcut copies to avoid
16126 2007-07-01 Daniel Berlin <dberlin@dberlin.org>
16128 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle constants
16129 and other expected operations explicitly, change default to
16132 2007-07-01 Daniel Jacobowitz <dan@codesourcery.com>
16134 * config/arm/arm.c (arm_cannot_copy_insn_p): Do not expect a
16136 * config/arm/arm.md (pic_add_dot_plus_four, pic_add_dot_plus_eight)
16137 (tls_load_dot_plus_eight): Move the label number into the unspec.
16138 * config/arm/thumb2.md (pic_load_dot_plus_four): Likewise.
16140 2007-07-01 Andreas Schwab <schwab@suse.de>
16142 * dwarf2out.c (initial_return_save): Define only if used.
16144 2007-07-01 Kenneth Zadeck <zadeck@naturalbridge.com>
16146 Unreverting Richard's Revert of:
16148 2007-06-27 Richard Sandiford <richard@codesourcery.com>
16150 * dce.c (deletable_insn_p_1): New function, split out from...
16151 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
16152 specially, not those inside PARALLELs. Remove BODY argument
16153 and adjust recursive call accordingly.
16154 (prescan_insns_for_dce): Update call to delete_insn_p.
16156 2007-07-01 Vladimir Yanovsky <yanov@il.ibm.com>
16157 Revital Eres <eres@il.ibm.com>
16159 * ddg.c (create_ddg_all_sccs): Fix missed
16160 initialization of scc_nodes.
16162 2007-07-01 Uros Bizjak <ubizjak@gmail.com>
16164 PR middle-end/32559
16165 * fold-const.c (fold-binary) [PLUS_EXPR]: Convert ~X + X to 1 or
16166 X + ~X to 1 only for INTEGRAL_TYPE_P type.
16168 2007-06-30 Joseph Myers <joseph@codesourcery.com>
16170 * configure.ac: Check for .gnu_attribute on MIPS.
16171 * configure, config.in: Regenerate.
16172 * config/mips/mips.c (mips_file_start): If supported, output
16173 attribute for floating-point ABI.
16175 2007-06-30 Uros Bizjak <ubizjak@gmail.com>
16178 * config/i386/i386.md (ffssi2): Expand as ffs_cmove for TARGET_CMOVE.
16179 (ffs_cmove): New expander to expand using ctz pattern.
16180 (*ffs_cmove): Remove pattern.
16181 (*ffs_no_cmove): Enable only for !TARGET_CMOVE.
16182 (ffsdi2): Expand using ctz pattern.
16183 (*ffs_rex64): Remove pattern.
16185 2007-06-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16187 PR rtl-optimization/32296
16188 * pa.md (return): Delete pattern.
16189 (return_internal): Remove "(const_int 1)" from pattern.
16190 (epilogue): Use return_internal pattern for trivial returns.
16191 * pa-protos.h (hppa_can_use_return_insn_p): Delete declaration.
16192 * pa.c (hppa_can_use_return_insn_p): Delete function. Include "df.h".
16194 2007-06-30 Daniel Berlin <dberlin@dberlin.org>
16196 * tree-ssa-pre.c (is_exception_related): New function
16197 (can_value_number_operation): Use it.
16199 2007-06-30 Daniel Berlin <dberlin@dberlin.org>
16201 Fix PR tree-optimization/32540
16202 Fix PR tree-optimization/31651
16204 * tree-ssa-sccvn.c: New file.
16206 * tree-ssa-sccvn.h: Ditto.
16208 * tree-vn.c: Include tree-ssa-sccvn.h
16209 (val_expr_paid_d): Removed.
16210 (value_table): Ditto.
16211 (vn_compute): Ditto.
16212 (val_expr_pair_hash): Ditto.
16213 (val_expr_pair_expr_eq): Ditto.
16214 (copy_vuses_from_stmt): Ditto.
16215 (vn_delete): Ditto.
16217 (shared_vuses_from_stmt): Ditto.
16218 (print_creation_to_file): Moved up.
16219 (sort_vuses): Ditto.
16220 (sort_vuses_heap): Ditto.
16221 (set_value_handle): Make non-static.
16222 (make_value_handle): Ditto.
16223 (vn_add): Rewritten to use sccvn lookups.
16224 (vn_add_with_vuses): Ditto.
16225 (vn_lookup): Ditto (and second argument removed).
16226 (vn_lookup_with_vuses): Ditto.
16227 (vn_lookup_or_add): Ditto (and second argument removed);
16228 (vn_lookup_or_add_with_vuses): Ditto.
16229 (vn_lookup_with_stmt): New.
16230 (vn_lookup_or_add_with_stmt): Ditto.
16231 (create_value_handle_for_expr): Ditto.
16233 * tree-ssa-pre.c: Include tree-ssa-sccvn.h.
16234 (seen_during_translate): New function.
16235 (phi_trans_lookup): Use iterative_hash_expr, not vn_compute.
16236 (phi_trans_add): Ditto.
16237 (constant_expr_p): FIELD_DECL is always constant.
16238 (phi_translate_1): Renamed from phi_translate, add seen bitmap.
16239 Use constant_expr_p.
16240 Avoid infinite recursion on mutually valued expressions.
16241 Change callers of vn_lookup_or_add.
16242 (phi_translate): New function.
16243 (compute_antic_safe): Allow phi nodes.
16244 (create_component_ref_by_pieces): Update for FIELD_DECL change.
16245 (find_or_generate_expression): Rewrite slightly.
16246 (create_expression_by_pieces): Updated for vn_lookup_or_add
16248 Update VN_INFO for new names.
16249 (insert_into_preds_of_block): Update for new names.
16250 (add_to_exp_gen): New function.
16251 (add_to_sets): Use vn_lookup_or_add_with_stmt.
16252 (find_existing_value_expr): Rewrite to changed vn_lookup.
16253 (create_value_expr_from): Ditto, and use add_to_exp_gen.
16254 (try_look_through_load): Removed.
16255 (try_combine_conversion): Ditto.
16256 (get_sccvn_value): New function.
16257 (make_values_for_phi): Ditto.
16258 (make_values_for_stmt): Ditto.
16259 (compute_avail): Rewritten for vn_lookup_or_add changes and to use
16261 (init_pre): Update for SCCVN changes.
16263 (execute_pre): Ditto.
16265 * tree-flow.h (make_value_handle): Declare.
16266 (set_value_handle): Ditto.
16267 (sort_vuses_heap): Ditto.
16268 (vn_lookup_or_add_with_stmt): Ditto.
16269 (vn_lookup_with_stmt): Ditto.
16270 (vn_compute): Remove.
16272 (vn_delete): Ditto.
16273 (vn_lookup): Update arguments.
16275 * Makefile.in (tree-ssa-pre.o): Add tree-ssa-sccvn.h
16276 (tree-vn.o): Ditto.
16277 (tree-ssa-sccvn.o): New.
16278 (OBJS-common): Add tree-ssa-sccvn.o
16280 2007-06-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16283 * c-typeck.c (build_external_ref): Don't mark as used if called
16285 * calls.c (rtx_for_function_call): Likewise.
16287 2007-06-30 Richard Sandiford <richard@codesourcery.com>
16291 2007-06-27 Richard Sandiford <richard@codesourcery.com>
16293 * dce.c (deletable_insn_p_1): New function, split out from...
16294 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
16295 specially, not those inside PARALLELs. Remove BODY argument
16296 and adjust recursive call accordingly.
16297 (prescan_insns_for_dce): Update call to delete_insn_p.
16299 2007-06-30 Rask Ingemann Lambertsen <rask@sygehus.dk>
16301 * combine.c (combine_validate_cost): New parameter NEWOTHERPAT.
16302 (try_combine): Move potential calls to undo_all() so they happen
16303 before we commit to using the combined insns.
16305 2007-06-30 Jan Hubicka <jh@suse.cz>
16307 * loop-unroll.c (unroll_loop_runtime_iterations): Unshare newly emit
16310 2007-06-30 Thomas Neumann <tneumann@users.sourceforge.net>
16312 * ipa.c (cgraph_postorder): Cast according to the coding conventions.
16313 (cgraph_remove_unreachable_nodes): Likewise.
16314 * ipa-cp.c (ipcp_propagate_stage): Use BOTTOM instead of integer 0.
16315 * ipa-inline.c (update_caller_keys): Cast according to the coding
16317 (cgraph_decide_recursive_inlining): Likewise.
16318 (cgraph_decide_inlining_of_small_function): Likewise.
16319 (try_inline): Likewise.
16320 (cgraph_decide_inlining_incrementally): Likewise.
16321 * ipa-pure-const.c (get_function_state): Likewise.
16322 (scan_function): Likewise.
16323 (analyze_function): Likewise.
16324 (static_execute): Likewise.
16325 * ipa-reference.c (scan_for_static_refs): Likewise.
16326 (merge_callee_local_info): Likewise.
16327 (analyze_function): Use type safe memory macros.
16328 (static_execute): Likewise. Cast according to the coding conventions.
16329 * ipa-type-escape.c (scan_for_regs): Cast according to the coding
16331 * ipa-utils.c (searchc): Likewise. Avoid using C++ keywords as variable
16333 (ipa_utils_reduced_inorder): Likewise. Use type safe memory macros.
16334 * ipa-utils.h (struct ipa_dfa_info): Avoid using C++ keywords as
16337 2007-06-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
16339 PR middle-end/30024
16340 * emit-rtl.c (init_emit_once): Intilize const_tiny_rtx[0]
16341 for complex modes (both int and real).
16343 2007-06-29 Jan Hubicka <jh@suse.cz>
16345 * cse.c: Rever accidentally comitted TODO_verify_rtl_sharing change.
16347 2007-06-29 Jan Hubicka <jh@suse.cz>
16349 PR middle-end/32372
16350 * cse.c (cse_insn): Avoid invalid sharing in between register note and
16353 2007-06-29 Anatoly Sokolov <aesok@post.ru>
16356 * config/avr/avr.c: Include dataflow header file.
16357 (expand_prologue): Adjust for prologue insn change.
16358 * config/avr/avr.md (call_prologue_saves): Only modify REG_SP once
16361 2007-06-29 Richard Guenther <rguenther@suse.de>
16363 PR middle-end/32493
16364 * gimplify.c (gimplify_call_expr): Ignore variable argument parts
16365 during type verification.
16367 2007-06-29 Jan Hubicka <jh@suse.cz>
16369 * recog.c (validate_change_rtx_1): Unshare TO argument.
16371 2007-06-29 Uros Bizjak <ubizjak@gmail.com>
16373 PR tree-optimization/24659
16374 * tree-vect-transform.c (vectorizable_call): Handle
16375 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
16377 * config/i386/sse.md (vec_pack_sfix_v2df): New expander.
16378 * config/i386/i386.c (enum ix86_builtins)
16379 [IX86_BUILTIN_VEC_PACK_SFIX]: New constant.
16380 (struct bdesc_2arg) [__builtin_ia32_vec_pack_sfix]: New builtin
16382 (ix86_init_mmx_sse_builtins): Define all builtins with 2 arguments as
16383 const using def_builtin_const.
16384 (ix86_expand_binop_builtin): Remove bogus assert() that insn wants
16385 input operands in the same modes as the result.
16386 (ix86_builtin_vectorized_function): Handle BUILT_IN_LRINT.
16388 2007-06-29 Richard Sandiford <rsandifo@nildram.co.uk>
16390 * df-problems.c (df_set_unused_notes_for_mw): Fix formatting.
16391 (df_set_dead_notes_for_mw): Likewise.
16393 2007-06-29 Eric Botcazou <ebotcazou@adacore.com>
16395 * c-common.c (pointer_int_sum): Do the negation in sizetype.
16397 2007-06-28 DJ Delorie <dj@redhat.com>
16399 * config/m32c/m32c.h (OVERRIDE_OPTIONS): Omit unneeded semicolon.
16401 2007-06-28 Geoffrey Keating <geoffk@apple.com>
16403 * doc/invoke.texi (C++ Dialect Options): Document
16404 fvisibility-ms-compat.
16405 * c.opt (fvisibility-ms-compat): New.
16407 2007-06-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
16410 * tree-affine.c (aff_combination_add_elt): Handle
16411 pointer addition specially.
16413 2007-06-28 Jakub Jelinek <jakub@redhat.com>
16415 * config/rs6000/rs6000.c (rs6000_function_ok_for_sibcall): Ensure
16416 decl is non-external for AIX ABI.
16418 2007-06-28 David Edelsohn <edelsohn@gnu.org>
16420 * config/rs6000/predicates.md (current_file_function_operand):
16421 Ensure the symbol is non-external for AIX ABI.
16423 2007-06-28 Nick Clifton <nickc@redhat.com>
16425 * common.opt (fipa-matrix-reorg): Add Optimization attribute.
16426 (fdce, fdse, fpredictive-commoning): Likewise.
16428 2007-06-28 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
16431 * gcc.c (process_command): Recognize the new -static-libgfortran
16434 2007-06-27 Rask Ingemann Lambertsen <rask@sygehus.dk>
16437 * config/m32c/m32c.c (m32c_eh_return_stackadj_rtx): Dataflow fix:
16438 Use a call clobbered hard reg instead of a pseudo reg.
16440 2007-06-27 Kaz Kojima <kkojima@gcc.gnu.org>
16442 * config/sh/sh.md (load_gbr): Use correct operand constraint.
16444 2007-06-27 Kaz Kojima <kkojima@gcc.gnu.org>
16447 * config/sh/sh.md (udivsi3): Don't wrap the sequence with
16448 REG_LIBCALL and REG_RETVAL notes.
16449 (divsi3, mulsi3): Likewise.
16450 (mulhisi3): Likewise. Use emit_libcall_block.
16451 (umulhisi3, smulsi3_highpart, umulsi3_highpart_i): Likewise.
16453 2007-06-27 Seongbae Park <seongbae.park@gmail.com>
16455 PR rtl-optimization/32481
16456 * combine.c (adjust_for_new_dest): Rescan the changed insn.
16458 2007-06-27 Richard Sandiford <richard@codesourcery.com>
16460 * dce.c (deletable_insn_p_1): New function, split out from...
16461 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
16462 specially, not those inside PARALLELs. Remove BODY argument
16463 and adjust recursive call accordingly.
16464 (prescan_insns_for_dce): Update call to delete_insn_p.
16466 2007-06-27 Richard Guenther <rguenther@suse.de>
16468 PR middle-end/32492
16469 * tree.h (fold_convertible_p): Declare.
16470 * fold-const.c (fold_convertible_p): New function.
16471 * gimplify.c (gimplify_call_expr): Use fold_convertible_p
16472 instead of lang_hooks.types_compatible_p.
16474 2007-06-26 Jan Hubicka <jh@suse.cz>
16476 * fwprop.c (try_fwprop_subst): Use validate_unshare_change.
16477 * postreload.c (reload_cse_simplify_set): Instead of copying the rtx
16478 early use validate_unshare_change.
16479 (reload_combine): Likewise.
16480 * recog.c (change_t): New field unshare.
16481 (validate_change_1): Rename from validate_change; add argument unshare.
16482 (validate_change): Turn into wrapper of validate_change_1; update
16483 prototype for bools.
16484 (validate_unshare_change): New.
16485 (confirm_change_group): Unshare changes if asked for; avoid unnecesary
16486 calls of df_insn_rescan.
16487 * recog.h (validate_change): Replace ints by bools.
16488 (validate_unshare_change): Declare.
16490 2007-06-26 Kenneth Zadeck <zadeck@naturalbridge.com>
16492 * tree.def (VEC_WIDEN_MULT_LO_EXPR): Corrected string name.
16494 2007-06-26 Steve Ellcey <sje@cup.hp.com>
16496 * builtins.c (expand_builtin_next_arg): Change Pmode to ptr_mode.
16498 2007-06-25 Jan Hubicka <jh@suse.cz>
16500 * ipa-inline.c (cgraph_mark_inline): Assert that we never inline
16502 (cgraph_decide_inlining_of_small_function, cgraph_decide_inlining,
16503 cgraph_decide_inlining_incrementally): Move uninlinability checks to
16504 places other call site specific checks are performed.
16506 2007-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
16509 * tree-vect-transform.c (vectorizable_operation): Convert
16510 POINTER_PLUS_EXPR over to PLUS_EXPR.
16512 2007-06-25 Chao-ying Fu <fu@mips.com>
16514 * doc/rtl.texi (Machine Modes): Document QQ, HQ, SQ, DQ, TQ,
16515 UQQ, UHQ, USQ, UDQ, UTQ, HA, SA, DA, TA, UHA, USA, UDA, and UTAmodes.
16516 Document MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM.
16517 Document GET_MODE_IBIT, and GET_MODE_FBIT.
16519 * machmode.h (VECTOR_MODE_P): Test MODE_VECTOR_FRACT,
16520 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
16521 (SCALAR_FRACT_MODE_P, SCALAR_UFRACT_MODE_P, ALL_SCALAR_FRACT_MODE_P,
16522 SCALAR_ACCUM_MODE_P, SCALAR_UACCUM_MODE_P, ALL_SCALAR_ACCUM_MODE_P,
16523 SIGNED_SCALAR_FIXED_POINT_MODE_P, UNSIGNED_SCALAR_FIXED_POINT_MODE_P,
16524 ALL_SCALAR_FIXED_POINT_MODE_P, FRACT_MODE_P, UFRACT_MODE_P,
16525 ALL_FRACT_MODE_P, ACCUM_MODE_P, UACCUM_MODE_P, ALL_ACCUM_MODE_P,
16526 SIGNED_FIXED_POINT_MODE_P, UNSIGNED_FIXED_POINT_MODE_P,
16527 ALL_FIXED_POINT_MODE_P): New define.
16528 (CLASS_HAS_WIDER_MODES_P): Test MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
16530 (GET_MODE_IBIT, GET_MODE_FBIT): New define.
16532 * mode-classes.def (MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM,
16533 MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
16534 MODE_VECTOR_UACCUM): New mode classes.
16536 * machmode.def: Document FRACT_MODE, UFRACT_MODE, ACCUM_MODE,
16537 UACCUM_MODE, ADJUST_IBIT, and ADJUST_FBIT.
16538 Add QQ, HQ, SQ, DQ, TQ, UQQ, UHQ, USQ, UDQ, UTQ, HA, SA, DA, TA, UHA,
16541 * genmodes.c (struct mode_data): Add ibit and fbit fields.
16542 (blank_mode): Initialize ibit and fbit.
16543 (adj_ibit, adj_fbit): New to adjust ibit and fbit.
16544 (vector_class): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
16546 (new_adjust): Change required_class to required_class_from and
16547 required_class_to for testing within a range.
16548 (complete_mode): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
16549 MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
16550 MODE_VECTOR_UACCUM.
16551 (FRACT_MODE, UFRACT_MODE, ACCUM_MODE, UACCUM_MODE): New define.
16552 (make_fixed_point_mode): New.
16553 (_ADD_ADJUST): Change C to C1 and C2.
16554 (ADJUST_BYTESIZE, ADJUST_ALIGNMENT, ADJUST_FLOAT_FORMAT): Change to
16555 use a range for machine classes.
16556 (ADJUST_IBIT, ADJUST_FBIT): New.
16557 (emit_insn_modes_h): Output defines of CONST_MODE_IBIT and
16559 (emit_mode_adjustments): Handle MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT,
16560 MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
16561 Emit adjustment for ibit and fbit.
16562 (emit_mode_ibit, emit_mode_fbit): New.
16563 (emit_insn_modes_c): Add emit_mode_ibit and emit_mode_fbit.
16565 2007-06-25 Nathan Froyd <froydnj@codesourcery.com>
16567 * config/rs6000/spe.md (*frob_ti_tf_2): Specify an input_operand
16568 as the source of the set.
16570 2007-06-25 Roman Zippel <zippel@linux-m68k.org>
16572 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P,
16573 FP_REGNO_P): Use IN_RANGE.
16574 (REGNO_OK_FOR_DATA_P, REGNO_OK_FOR_FP_P): Remove.
16575 (REGNO_OK_FOR_INDEX_NONSTRICT_P, REGNO_OK_FOR_BASE_NONSTRICT_P): New.
16576 (DATA_REG_P): Use DATA_REGNO_P.
16577 (FP_REG_P): Use FP_REGNO_P.
16578 (ADDRESS_REG_P): Use ADDRESS_REGNO_P.
16579 * config/m68k/m68k.c (m68k_legitimate_base_reg_p): Use
16580 REGNO_OK_FOR_INDEX_NONSTRICT_P, REGNO_OK_FOR_BASE_NONSTRICT_P.
16582 2007-06-24 Jan Hubicka <jh@suse.cz>
16584 PR middle-end/30563
16585 * cgraphunit.c (cgraph_analyze_function): Fix ordering problem.
16587 2007-06-24 Sebastian Pop <sebpop@gmail.com>
16589 PR middle-end/32461
16590 * fold-const.c (fold_binary): Strip nops of operand 0
16591 of BIT_NOT_EXPR before calling operand_equal_p.
16592 * testsuite/gcc.dg/tree-ssa/pr32461-1.c: New.
16593 * testsuite/gcc.dg/tree-ssa/pr32461-2.c: New.
16595 2007-06-23 Mark Mitchell <mark@codesourcery.com>
16597 * doc/extend.texi: Document that dllimport and dllexport imply
16598 default visibility.
16599 * tree.c (handle_dll_attribute): Set DECL_VISIBILITY on the
16600 imported or exported declaration, including type declarations.
16601 * c-common.c (handle_visibility_attribute): Check for conflicts
16602 with dllimport/dllexport.
16603 (c_determine_visibility): Handle dllimport/dllexport as an
16604 explicit visibility atttribute.
16606 2007-06-23 Richard Guenther <rguenther@suse.de>
16608 PR tree-optimization/16876
16609 PR middle-end/29478
16610 * tree.h (CALL_CANNOT_INLINE_P): New macro to access static_flag
16612 * tree-inline.c (initialize_inlined_parameters): Do not call
16613 lang_hooks.tree_inlining.convert_parm_for_inlining.
16614 * cgraphbuild.c (initialize_inline_failed): Set inline failed
16615 reason for mismatched types.
16616 * gimplify.c (gimplify_call_expr): Verify the call expression
16617 arguments match the called function type signature. Otherwise
16618 mark the call expression to be not considered for inlining
16619 using CALL_CANNOT_INLINE_P flag.
16620 * ipa-inline.c (cgraph_mark_inline): Honor CALL_CANNOT_INLINE_P on the
16621 edges call expression.
16622 (cgraph_decide_inlining_of_small_function): Likewise.
16623 (cgraph_decide_inlining): Likewise.
16624 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING):
16626 * c-tree.h (c_convert_parm_for_inlining): Remove declaration.
16627 * c-typeck.c (c_convert_parm_for_inlining): Remove.
16628 * langhooks-def.h (lhd_tree_inlining_convert_parm_for_inlining):
16629 Remove declaration.
16630 (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING): Remove define.
16631 * langhooks.c (lhd_tree_inlining_convert_parm_for_inlining):
16633 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove
16634 convert_parm_for_inlining member.
16636 2007-06-23 Richard Earnshaw <rearnsha@arm.com>
16639 * arm.md (negscc): Match the correct operand for optimized LT0 test.
16640 Remove optimization for GT.
16642 2007-06-23 Kenneth Zadeck <zadeck@naturalbridge.com>
16644 PR middle-end/32437
16645 * dce.c (deletable_insn_p): Add extra parameter and recurse if insn
16647 (prescan_insns_for_dce): Add extra parameter.
16649 2007-06-23 Jan Hubicka <jh@suse.cz>
16651 PR middle-end/31541
16652 * gimplify.c (mark_addressable): New function.
16653 (gimplify_modify_expr_rhs, gimplify_addr_expr, gimplify_expr): Use it.
16655 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
16657 PR middle-end/32374
16658 * expr.c (store_constructor): Do not clobber non-zeroed memory.
16660 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
16663 * config/i386/i386.c (ix86_register_move_cost): Rise the cost of
16664 moves between MMX/SSE registers to at least 8 units to prevent
16665 ICE caused by non-tieable SI/HI/QImodes in SSE registers.
16667 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
16669 * config/i386/i386.c (override_options): Correct x86_sahf
16672 2007-06-21 David Daney <ddaney@avtrex.com>
16675 * config/mips/mips.md (define_constants): Rename UNSPEC_EH_RECEIVER
16676 to UNSPEC_NONLOCAL_GOTO_RECEIVER globally.
16677 (exception_receiver): Renamed to ...
16678 (nonlocal_goto_receiver): ... this.
16680 2007-06-22 Roman Zippel <zippel@linux-m68k.org>
16682 * df-scan.c (df_read_modify_subreg_p): Use REGMODE_NATURAL_SIZE.
16683 (df_def_record_1): Set (DF_REF_READ_WRITE | DF_REF_PARTIAL) for
16684 partial register accesses.
16686 2007-06-21 Adam Nemet <anemet@caviumnetworks.com>
16688 * fold-const.c (debug_fold_checksum): Move it under
16689 ENABLE_FOLD_CHECKING.
16691 2007-06-21 Sebastian Pop <sebpop@gmail.com>
16693 PR middle-end/20623
16694 * tree.h (debug_fold_checksum): Declared.
16695 * fold-const.c (build_fold_addr_expr_with_type_1): New.
16696 (build_fold_addr_expr_with_type, build_fold_addr_expr): Use
16697 build_fold_addr_expr_with_type_1.
16698 (fold_addr_expr, debug_fold_checksum): New.
16699 (fold_checksum_tree): Don't fold TREE_CHAIN of an SSA_NAME.
16700 (fold_unary, fold_comparison, split_address_to_core_and_offset):
16701 Use fold_addr_expr.
16703 2007-06-21 Sebastian Pop <sebpop@gmail.com>
16705 PR tree-optimization/19590
16706 * tree-vrp.c (adjust_range_with_scev): Set the range when the result
16707 of scev is a constant.
16709 2007-06-21 Kenneth Zadeck <zadeck@naturalbridge.com>
16711 * df-problems.c (df_note_bb_compute): Made computation of live
16712 info consistent with df_lr.
16714 2007-06-21 Richard Guenther <rguenther@suse.de>
16716 PR tree-optimization/32453
16717 * tree-vrp.c (extract_range_from_assert): Build POINTER_PLUS_EXPR
16718 for pointer anti-range.
16720 2007-06-21 H.J. Lu <hongjiu.lu@intel.com>
16722 * config/i386/i386.c (processor_target_table): Increase maximum
16723 skip from 7 byte to 10 byte for Pentium Pro, Core 2 Duo and
16726 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Ensure 8
16727 byte alignment if > 8 byte alignment is preferred.
16728 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
16730 2007-06-21 Jakub Jelinek <jakub@redhat.com>
16732 PR tree-optimization/31866
16733 * tree-ssa-coalesce.c (create_outofssa_var_map): Do nothing
16734 if ASM_EXPR's input is not a SSA_NAME.
16736 PR middle-end/32362
16737 * omp-low.c (lookup_decl_in_outer_ctx): Don't ICE if t is NULL,
16738 but decl is a global var, instead return decl.
16739 * gimplify.c (gimplify_adjust_omp_clauses_1): Add shared clauses
16740 even for is_global_var decls, if they are private in some outer
16743 2007-06-21 Richard Guenther <rguenther@suse.de>
16745 PR tree-optimization/32451
16746 * tree-ssa-threadupdate.c (thread_single_edge): Fixup edge flags.
16748 2007-06-21 Christian Bruel <christian.bruel@st.com>
16750 * config/sh/sh-protos.h (sh_loads_bankedreg_p): Declare.
16751 * config/sh/sh.c (sh_loads_bankedreg_p): New function.
16752 (push_regs): Changed saving order or banked registers.
16753 (sh_expand_epilogue): Likewise.
16754 * config/sh/sh.h (BANKED_REGISTER_P): New macro.
16755 (FIRST_BANKED_REG): Likewise.
16756 (LAST_BANKED_REG): Likewise.
16757 * config/sh/sh.md (banked) New attribute.
16758 (in_delay_slot): Check banked attribute.
16760 2007-06-20 Sebastian Pop <sebpop@gmail.com>
16762 PR tree-optimization/32075
16763 * tree-data-ref.c (subscript_dependence_tester_1,
16764 analyze_miv_subscript, analyze_overlapping_iterations,
16765 add_distance_for_zero_overlaps, build_classic_dist_vector,
16766 subscript_dependence_tester_1, analyze_overlapping_iterations,
16767 subscript_dependence_tester, access_functions_are_affine_or_constant_p,
16768 compute_affine_dependence, compute_all_dependences): Pass loop_nest
16769 to evolution_function_is_affine_multivariate_p.
16771 2007-06-20 Eric Botcazou <ebotcazou@libertysurf.fr>
16773 * df-scan.c (df_get_call_refs): Be prepared for MEMs inside CLOBBERs.
16775 2007-06-20 Rask Ingemann Lambertsen <rask@sygehus.dk>
16778 * config/m32c/m32c.c (m32c_emit_epilogue): Use new HImode epilogue
16780 * config/m32c/prologue.md (epilogue_exitd_16): New.
16781 (epilogue_reit_16): New.
16782 (epilogue_exitd): Rename to epilogue_exitd_24.
16783 (epilogue_reit): Rename to epilogue_reit_24.
16785 2007-06-20 Seongbae Park <seongbae.park@gmail.com>
16786 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
16788 * dbgcnt.def (global_alloc_at_func, global_alloc_at_reg):
16790 * haifa-sched.c (queue_to_ready): Don't requeue next insn
16791 if dbg_cnt (sched_insn) reaches the limit.
16792 (choose_ready): New parameter INSN_PTR and new return value.
16793 (schedule_block): Handle dbg_cnt (sched_insn). Handle
16794 the new return value from choose_ready.
16795 * global.c (global_aloc): New dbgcnt global_alloc_at_reg.
16796 (rest_of_handle_global_alloc): New global_alloc_at_func.
16798 2007-06-20 Adam Nemet <anemet@caviumnetworks.com>
16800 PR tree-optimization/25737
16801 * tree.h (struct tree_struct_field_tag): Add new field alias_set.
16802 (SFT_NONADDRESSABLE_P, SFT_ALIAS_SET): New macros.
16803 * tree-flow.h (struct fieldoff): Add new field alias_set.
16804 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Add new
16805 argument addressable_type. Set alias_set of fieldoff.
16806 * tree-ssa-alias.c (create_sft): Add new argument alias_set.
16807 (create_overlap_variables_for): Pass alias_set from fieldoff to
16809 * alias.c (get_alias_set): Use alias_set from SFT if set.
16811 2007-06-20 Hui-May Chang <hm.chang@apple.com>
16813 * config/i386/darwin.h (ASM_OUTPUT_COMMON): Print the size
16814 of a variable as an unsigned HOST_WIDE_INT integer.
16816 2007-06-20 Zdenek Dvorak <dvorakz@suse.cz>
16818 PR rtl-optimization/32405
16819 * loop-iv.c (iv_get_reaching_def): Fail for partial defs.
16821 2007-06-20 Jakub Jelinek <jakub@redhat.com>
16823 * Makefile.in (omega.o): Depend on $(DIAGNOSTIC_H).
16825 PR middle-end/31959
16826 * builtins.c: Include diagnostic.h.
16827 (expand_builtin_expect): Make gcc_assert more permissive.
16828 * Makefile.in (builtins.o): Depend on $(DIAGNOSTIC_H).
16830 PR inline-asm/32109
16831 * gimplify.c (gimplify_asm_expr): Issue error if type is addressable
16834 PR middle-end/32285
16835 * calls.c (precompute_arguments): Also precompute CALL_EXPR arguments
16836 if ACCUMULATE_OUTGOING_ARGS.
16838 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
16840 * config/m68hc11/m68hc11.c: Include dataflow header file.
16841 (m68hc11_reorg): Port to dataflow.
16843 2007-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
16845 * df.h (DF_FIRST_OPTIONAL_PROBLEM): Removed.
16846 (struct df_problem.free_blocks_on_set_blocks): New field.
16847 (struct dataflow.optional_p): New field.
16848 (df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
16849 (df_live_set_all_dirty): New function.
16850 * df-scan.c (df_scan_alloc): Initialize optional_p.
16851 (problem_SCAN): Initialize free_blocks_on_set_blocks.
16852 * df-core.c (df_set_blocks): Removed use of
16853 DF_FIRST_OPTIONAL_PROBLEM. Now uses
16854 df_problem.free_blocks_on_set_blocks to determine which blocks are
16856 (df_remove_problem): Removed use of DF_FIRST_OPTIONAL_PROBLEM.
16857 (df_finish_pass): Removed use of DF_FIRST_OPTIONAL_PROBLEM. Now
16858 uses dataflow.optional_p to determine if problem should be
16860 (rest_of_handle_df_initialize): Only start live problem if
16862 (df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
16863 * df-problems.c (df_ru_alloc, df_rd_alloc, df_lr_alloc,
16864 df_live_alloc, df_urec_alloc, df_note_alloc): set optional_p.
16865 (problem_RU, problem_RD, problem_LR, problem_UREC, problem_CHAIN,
16866 problem_NOTE): Initialize free_blocks_on_set_blocks.
16867 (df_lr_bb_local_compute): Recompute luids if df_live problem is
16869 (df_live_set_all_dirty, df_note_alloc): New function.
16870 * regrename.c (merge_overlapping_regs): Change DF_LIVE_* to
16872 * sched_ebb.c (compute_jump_reg_dependencies): Ditto.
16873 * postreload.c (reload_combine): Ditto.
16874 * cse.c (cse_extended_basic_block): Ditto.
16875 * regmove.c (mark_flags_life_zones): Ditto.
16876 * rtlfactoring.c (split_blocks_after_seqs, split_pattern_seq,
16877 erase_matching_seqs): Ditto.
16878 * bt-load.c (compute_defs_uses_and_gen): Ditto.
16879 * integrate (allocate_initial_values): Ditto.
16880 * combine.c (reg_dead_at_p): Ditto.
16881 * resource.c (mark_target_live_regs): Ditto.
16882 * sched-rgn.c (check_live_1, update_live_1): Ditto.
16883 * config/sh/sh.c (find_r0_life_regions): Ditto.
16884 * global.c (rest_of_handle_global_alloc): Only add back df_live
16886 * local-alloc.c (rest_of_handle_local_alloc): Only remove
16887 df_live for -O > 1.
16888 * ifcvt.c (dead_or_predicable): Change DF_LIVE_* to
16890 (if_convert): Make sure df_live is there at -O == 1.
16891 (pass_if_after_combine): Cleanup flags.
16892 * init-regs.c (initialize_uninitialized_regs): Make sure df_live
16893 is there at -O == 1.
16895 2007-06-19 Seongbae Park <seongbae.park@gmail.com>
16897 * config/arm/arm.c (arm_get_frame_offsets): Set
16898 offsets->locals_base to avoid negative stack size.
16899 (thumb1_expand_prologue): Assert on negative stack size.
16901 2007-06-19 Sebastian Pop <sebpop@gmail.com>
16903 PR tree-optimization/32367
16904 * tree-chrec.h (build_polynomial_chrec): Verify that the left hand side
16905 of the chrec has no evolution in that loop.
16906 * testsuite/gcc.dg/tree-ssa/pr32367.c: New.
16908 2007-06-19 Bob Wilson <bob.wilson@acm.org>
16910 * config/xtensa/xtensa.c: Include "df.h".
16911 (xtensa_builtin_saveregs): Use adjust_address instead of
16913 (xtensa_va_start): Invoke make_tree with sizetype for
16914 expand_builtin_saveregs and then convert the result to a pointer.
16915 Use POINTER_PLUS_EXPR. Use size_int instead of build_int_cst.
16916 (xtensa_gimplify_va_arg_expr): Use size_int instead of build_int_cst.
16917 Subtract argument size from index value as integers and then use
16918 POINTER_PLUS_EXPR to add the result to the array address.
16920 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
16923 * config/m32c/m32c.c: Include dataflow header file.
16924 (m32c_emit_prologue): Adjust for prologue insn change.
16925 * config/m32c/prologue.md (prologue_enter_16): Only modify SP_REGNO
16926 once inside a PARALLEL. Assume frame size passed in operand 0
16927 includes space to save the fb register.
16928 (prologue_enter_24): Likewise.
16929 (epilogue_exitd): Only modify SP_REGNO once inside a PARALLEL.
16931 2007-06-19 David Daney <ddaney@avtrex.com
16934 * config/mips/mips.md (cprestore): Mark $gp as used.
16936 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
16939 * config/frv/frv.c (frv_ifcvt_modify_tests): Dataflow merge fix.
16940 (frv_ifcvt_modify_insn): Likewise.
16942 2007-06-19 Richard Guenther <rguenther@suse.de>
16944 * tree-ssa-structalias.c (handle_ptr_arith): Make sure to
16945 only handle positive offsets that fit in a HOST_WIDE_INT.
16947 2007-06-19 Uros Bizjak <ubizjak@gmail.com>
16949 * config/i386/i386.c (ix86_emit_swsqrtsf): Filter out infinity
16950 result of rsqrt insn for zero input argument to avoid NaN.
16952 2007-06-19 Richard Guenther <rguenther@suse.de>
16954 PR middle-end/31950
16955 * tree-ssa-alias-warnings.c (ffan_walker): Punt on MTAGs.
16957 2007-06-19 Jakub Jelinek <jakub@redhat.com>
16959 PR tree-optimization/32353
16960 * tree-ssa-structalias.c (set_uids_in_ptset): Also handle RESULT_DECL.
16962 2007-06-19 Nick Clifton <nickc@redhat.com>
16964 * config/m32r/linux.h (LIB_SPEC): Always imply -lpthread for -pthread.
16966 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
16969 * config/i386/i386.h (enum ix86_stack_slot): Add SLOT_VIRTUAL.
16970 * config/i386/i386.c (assign_386_stack_local): Assert that
16971 SLOT_VIRTUAL is valid only before virtual regs are instantiated.
16972 (ix86_expand_builtin) [IX86_BUILTIN_LDMXCSR, IX86_BUILTIN_STMXCSR]:
16973 Use SLOT_VIRTUAL stack slot instead of SLOT_TEMP.
16974 * config/i386/i386.md (truncdfsf2, truncxf<mode>2): Ditto.
16976 2007-06-18 Steve Ellcey <sje@cup.hp.com>
16978 * config/ia64/ia64.h (LIBGCC2_TF_CEXT): New.
16980 2007-06-18 Seongbae Park <seongbae.park@gmail.com>
16982 PR rtl-optimization/32321
16983 * gcse.c (replace_store_insn): Update the note before
16984 calling emit_insn_after.
16986 2007-06-18 Kenneth Zadeck <zadeck@naturalbridge.com>
16988 PR middle-end/32355
16989 * gcse (rest_of_handle_gcse): Add call to df_finish_pass after
16991 * df-problems.c (df_note_bb_compute): Fix dumping info.
16993 2007-06-18 Kazu Hirata <kazu@codesourcery.com>
16995 * config/m68k/m68k.c (m68k_expand_epilogue): Emit a return
16996 insn with emit_jump_insn.
16998 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
17000 PR tree-optimization/32383
17001 * targhooks.c (default_builtin_reciprocal): Add new bool argument.
17002 * targhooks.h (default_builtin_reciprocal): Update prototype.
17003 * target.h (struct gcc_target): Update builtin_reciprocal.
17004 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Update description.
17005 * tree-ssa-math-opts (execute_cse_reciprocals): Skip statements
17006 where arg1 is not SSA_NAME. Pass true to targetm.builtin_reciprocal
17007 when fndecl is in BUILT_IN_MD class.
17008 (execute_convert_to_rsqrt): Ditto.
17010 * config/i386/i386.c (ix86_builtin_reciprocal): Update for new bool
17011 argument. Convert IX86_BUILTIN_SQRTPS code only when md_fn is true.
17012 Convert BUILT_IN_SQRTF code only when md_fn is false.
17014 2007-06-18 Kaz Kojima <kkojima@gcc.gnu.org>
17016 * bt-load.c (move_btr_def): Fix the order of arguments
17017 to validate_replace_rtx.
17019 2007-06-18 Nathan Sidwell <nathan@codesourcery.com>
17021 * config/m68k/m68k-devices.def: Add 54450..54455.
17023 2007-06-17 Uros Bizjak <ubizjak@gmail.com>
17025 PR rtl-optimization/32366
17026 * simplify-rtx.c (simplify_unary_operation_1) [FLOAT_TRUNCATE,
17027 FLOAT_EXTEND]: Prevent non-scalar modes from entering
17030 2007-06-17 Kenneth Zadeck <zadeck@naturalbridge.com>
17032 PR middle-end/32349
17033 * modulo-sched (generate_reg_moves): Added rescan parameter and if
17034 this is true, rescan insn being modified.
17035 (sms_schedule): Added rescan parameter.
17036 (rest_of_handle_sms): Moved freeing of dominance info to before
17037 getting out of cfg_layout.
17039 2007-06-17 Nathan Sidwell <nathan@codesourcery.com>
17041 * config/m68k/m68k.h (ISA_HAS_FF1, ISA_HAS_MVS_MVZ): New.
17042 * config/m68k/m68k.md: Use ISA_HAS_FF1 and ISA_HAS_MVS_MVZ as
17045 * config/m68k/m68k.c (all_isas): Remove FL_CF_FPU and
17046 FL_CF_EMAC from the entry for isac.
17048 * config/m68k/predicates.md (const_call_operand): Adjust comment.
17049 (const_sibcall_operand): New.
17050 (sibcall_operand): Use it.
17051 * config/m68k/m68k.c (FL_FOR_isa_c): Not ISA_B compatible.
17052 (m68k_isas): ISAC does not imply FPU or EMAC.
17053 (override_options): Add ISA_C logic for symbolic jump & call.
17055 2007-06-17 Eric Botcazou <ebotcazou@libertysurf.fr>
17057 * config/sparc/sparc.c (sparc_vis_init_builtins): Retrieve the
17058 return mode from the builtin itself.
17059 (sparc_fold_builtin): Fix cast of zero constant.
17061 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
17063 * targhooks.c (default_builtin_reciprocal): New default target hook.
17064 * targhooks.h (default_builtin_reciprocal): Add prototype.
17065 * hooks.c (hook_tree_tree_bool_null): Remove hook.
17066 * hooks.h (hook_tree_tree_bool_null): Remove prototype.
17067 * target-def.h (TARGET_BUILTIN_RECIPROCAL): Define as
17068 default_builtin_reciprocal.
17070 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
17072 PR middle-end/31723
17073 * hooks.c (hook_tree_tree_bool_null): New hook.
17074 * hooks.h (hook_tree_tree_bool_null): Add prototype.
17075 * tree-pass.h (pass_convert_to_rsqrt): Declare.
17076 * passes.c (init_optimization_passes): Add pass_convert_to_rsqrt.
17077 * tree-ssa-math-opts.c (execute_cse_reciprocals): Scan for a/func(b)
17078 and convert it to reciprocal a*rfunc(b).
17079 (execute_convert_to_rsqrt): New function.
17080 (gate_convert_to_rsqrt): New function.
17081 (pass_convert_to_rsqrt): New pass definition.
17082 * target.h (struct gcc_target): Add builtin_reciprocal.
17083 * target-def.h (TARGET_BUILTIN_RECIPROCAL): New define.
17084 (TARGET_INITIALIZER): Initialize builtin_reciprocal with
17085 TARGET_BUILTIN_RECIPROCAL.
17086 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Document.
17088 * config/i386/i386.h (TARGET_RECIP): New define.
17089 * config/i386/i386.md (divsf3): Expand by calling ix86_emit_swdivsf
17090 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
17091 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
17092 and not optimizing for size.
17093 (*rcpsf2_sse): New insn pattern.
17094 (*rsqrtsf2_sse): Ditto.
17095 (rsqrtsf2): New expander. Expand by calling ix86_emit_swsqrtsf
17096 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
17097 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
17098 and not optimizing for size.
17099 (sqrt<mode>2): Expand SFmode operands 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 * config/i386/sse.md (divv4sf): Expand by calling ix86_emit_swdivsf
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 (*sse_rsqrtv4sf2): Do not export.
17108 (sqrtv4sf2): Ditto.
17109 (sse_rsqrtv4sf2): New expander. Expand by calling ix86_emit_swsqrtsf
17110 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
17111 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
17112 and not optimizing for size.
17113 (sqrtv4sf2): Ditto.
17114 * config/i386/i386.opt (mrecip): New option.
17115 * config/i386/i386-protos.h (ix86_emit_swdivsf): Declare.
17116 (ix86_emit_swsqrtsf): Ditto.
17117 * config/i386/i386.c (IX86_BUILTIN_RSQRTF): New constant.
17118 (ix86_init_mmx_sse_builtins): __builtin_ia32_rsqrtf: New
17119 builtin definition.
17120 (ix86_expand_builtin): Expand IX86_BUILTIN_RSQRTF using
17121 ix86_expand_unop1_builtin.
17122 (ix86_emit_swdivsf): New function.
17123 (ix86_emit_swsqrtsf): Ditto.
17124 (ix86_builtin_reciprocal): New function.
17125 (TARGET_BUILTIN_RECIPROCAL): Use it.
17126 (ix86_vectorize_builtin_conversion): Rename from
17127 ix86_builtin_conversion.
17128 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Use renamed function.
17129 * doc/invoke.texi (Machine Dependent Options): Add -mrecip to
17130 "i386 and x86_64 Options" section.
17131 (Intel 386 and AMD x86_64 Options): Document -mrecip.
17133 2007-06-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
17134 Zdenek Dvorak <dvorakz@suse.cz>
17135 Richard Guenther <rguenther@suse.de>
17136 Kaz Kojima <kkojima@gcc.gnu.org>
17138 * tree-vrp.c (compare_values_warnv): Convert val2 to
17140 (extract_range_from_assert): Create
17141 POINTER_PLUS_EXPR for pointer types.
17142 (extract_range_from_binary_expr): Handle
17143 only POINTER_PLUS_EXPR, MIN_EXPR, and MAX_EXPR
17145 * doc/c-tree.texi (POINTER_PLUS_EXPR): Document.
17146 * tree-ssa-loop-niter.c (split_to_var_and_offset): Handle
17147 POINTER_PLUS_EXPR as PLUS_EXPR.
17148 (number_of_iterations_lt_to_ne):
17149 For pointer types, use sizetype when
17150 creating MINUS_EXPR/PLUS_EXPRs.
17151 (assert_loop_rolls_lt): For pointer types, use sizetype when
17152 creating MINUS_EXPR/PLUS_EXPRs.
17153 (number_of_iterations_le): Likewise.
17154 (expand_simple_operations): POINTER_PLUS_EXPR are simple also.
17155 (derive_constant_upper_bound): Handle POINTER_PLUS_EXPR just
17156 like PLUS_EXPR and MINUS_EXPR.
17157 * tree-pretty-print.c (dump_generic_node): Handle
17159 (op_prio): Likewise.
17160 (op_symbol_1): Likewise.
17161 * optabs.c (optab_for_tree_code): Likewise.
17162 * tree-ssa-loop-manip.c (create_iv): Handle pointer base
17164 * tree-tailcall.c (process_assignment): Mention
17165 POINTER_PLUS_EXPR in a TODO comment.
17166 * tree.c (build2_stat): Assert when trying to use PLUS_EXPR or
17167 MINUS_EXPR with a pointer. Also assert for POINTER_PLUS_EXPR
17168 not used with a pointer and an integer type.
17169 * tree-scalar-evolution.c (add_to_evolution_1): Convert the
17170 increment using chrec_convert_rhs instead of chrec_convert.
17171 (follow_ssa_edge_in_rhs): Handle POINTER_PLUS_EXPR like
17172 PLUS_EXPR except for the right hand side's type will be
17174 (interpret_rhs_modify_stmt): Handle POINTER_PLUS_EXPR.
17175 (fold_used_pointer_cast): Kill.
17176 (pointer_offset_p): Kill.
17177 (fold_used_pointer): Kill.
17178 (pointer_used_p): Kill.
17179 (analyze_scalar_evolution_1 <case GIMPLE_MODIFY_STMT>): Don't
17180 call fold_used_pointer.
17181 (instantiate_parameters_1): Convert the increment
17182 using chrec_convert_rhs instead of chrec_convert.
17183 Handle POINTER_PLUS_EXPR as PLUS_EXPR.
17184 * builtins.c (get_pointer_alignment): Handle POINTER_PLUS_EXPR
17185 instead of PLUS_EXPR.
17186 (expand_builtin_strcat): Create a POINTER_PLUS_EXPR instead of
17187 PLUS_EXPR for pointers.
17188 (std_gimplify_va_arg_expr): Likewise.
17189 (fold_builtin_memory_op): Likewise.
17190 (fold_builtin_strstr): Likewise.
17191 (fold_builtin_strchr): Likewise.
17192 (fold_builtin_strrchr): Likewise.
17193 (fold_builtin_strpbrk): Likewise.
17194 (expand_builtin_memory_chk): Likewise.
17195 (fold_builtin_memory_chk): Likewise.
17196 (std_expand_builtin_va_start): Use
17197 sizetype for the call to make_tree and then convert
17198 to the pointer type.
17199 (fold_builtin_memchr): Use POINTER_PLUS_EXPR
17200 instead of PLUS_EXPR for adding to a pointer.
17201 (std_gimplify_va_arg_expr): Use fold_build2 for
17202 the creating of POINTER_PLUS_EXPR. For the BIT_AND_EXPR, cast
17203 the operands to sizetype first and then cast the BIT_AND_EXPR
17204 back to the pointer type.
17205 * fold-const.c (build_range_check): Handle pointer types
17207 (extract_array_ref): Look for POINTER_PLUS_EXPR instead
17208 of PLUS_EXPR's. Make sure the offset is converted to
17210 (try_move_mult_to_index): Strip the NOPs from the offset.
17211 Remove code argument and replace all uses with PLUS_EXPR.
17212 (fold_to_nonsharp_ineq_using_bound): Handle pointer types
17213 specially. Don't use a pointer type for MINUS_EXPR.
17214 (fold_unary): Handle for (T1)(X op Y),
17215 only p+ as that is the only as that can be handled for
17216 binary operators now.
17217 (fold_binary <case POINTER_PLUS_EXPR>): Add folding of
17219 <case PLUS_EXPR>: Add folding of PTR+INT into
17221 Don't call try_move_mult_to_index.
17222 <case MINUS_EXPR>: Fold (PTR0 p+ A) - (PTR1 p+ B)
17223 into (PTR0 - PTR1) + (A - B). Fold (PTR0 p+ A) - PTR1 into
17224 (PTR0 - PTR1) + A iff (PTR0 - PTR1) simplifies.
17225 Don't call try_move_mult_to_index.
17226 (tree_expr_nonnegative_warnv_p): Handle POINTER_PLUS_EXPR.
17227 (tree_expr_nonzero_p): Likewise.
17228 (fold_indirect_ref_1): Look at POINTER_PLUS_EXPR instead
17229 of PLUS_EXPR for the complex expression folding.
17230 * tree-chrec.c (chrec_fold_plus_poly_poly): If the
17231 first chrec is a pointer type, then the second should
17232 be sizetype and not the first's type.
17233 For POINTER_PLUS_EXPR, use a different right hand side type.
17234 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
17235 (chrec_fold_plus_1): For POINTER_PLUS_EXPR, use a
17236 different right hand side type.
17237 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
17238 (chrec_fold_plus): For pointer types, use POINTER_PLUS_EXPR
17239 instead of PLUS_EXPR.
17240 When either operand is zero, convert the other operand.
17241 (chrec_apply): Use chrec_convert_rhs
17242 on the argument x instead of chrec_convert.
17243 (reset_evolution_in_loop): For pointer types, the new_evol
17244 should be sizetype.
17245 (convert_affine_scev): For POINTER_PLUS_EXPR, use a
17246 different right hand side type.
17247 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
17248 (chrec_convert_rhs): New function.
17249 (chrec_convert_aggressive): For POINTER_PLUS_EXPR, use a
17250 different right hand side type.
17251 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
17252 * tree-chrec.h (chrec_convert_rhs): New prototype.
17253 (build_polynomial_chrec): For pointer types, the right hand
17254 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Look for
17255 POINTER_PLUS_EXPR instead of PLUS_EXPR's.
17256 Remove subtraction case as it is always addition now.
17257 Make sure the offset is converted to sizetype.
17258 (fold_stmt_r): Don't handle PLUS_EXPR/MINUS_EXPR specially.
17259 Handle POINTER_PLUS_EXPR like PLUS_EXPR was handled before.
17260 * tree-ssa-loop-ivopts.c (determine_base_object): Abort for
17261 PLUS_EXPR in pointer type.
17262 Handle POINTER_PLUS_EXPR.
17263 (tree_to_aff_combination): Likewise.
17264 (force_expr_to_var_cost): Likewise.
17265 (force_expr_to_var_cost): Likewise. Create a POINTER_PLUS_EXPR
17266 instead of PLUS_EXPR for pointers.
17267 * c-format.c (check_format_arg): Handle POINTER_PLUS_EXPR
17268 instead of PLUS_EXPR of pointer types.
17269 * tree-stdarg.c (va_list_counter_bump): Handle POINTER_PLUS_EXPR
17271 (check_va_list_escapes): Likewise.
17272 (check_all_va_list_escapes): Likewise.
17273 * dwarf2out.c (loc_descriptor_from_tree_1):
17274 Handle POINT_PLUS_EXPR as a PLUS_EXPR.
17275 * expr.c (expand_expr_real_1): Handle POINTER_PLUS_EXPR.
17276 (string_constant): Likewise.
17277 * tree-ssa-address.c (tree_mem_ref_addr): When adding
17278 the offset to the base, use POINTER_PLUS_EXPR.
17279 (add_to_parts): Convert the index to sizetype.
17280 (create_mem_ref): Create A POINTER_PLUS_EXPR for the one case.
17281 * matrix-reorg.c (collect_data_for_malloc_call): Stmt
17282 will now only be either INDIRECT_REF and POINTER_PLUS_EXPR.
17283 Offset only holds something for PLUS_EXPR.
17284 (ssa_accessed_in_tree): Handle POINTER_PLUS_EXPR just as
17286 (analyze_transpose): POINTER_PLUS_EXPR will only show up now
17288 (analyze_accesses_for_modify_stmt): Likewise.
17289 Remove comment about the type being integral type as it is
17291 (can_calculate_expr_before_stmt): Handle POINTER_PLUS_EXPR as
17293 (transform_access_sites): POINTER_PLUS_EXPR will only show up now
17295 Correct the type which the artimentic is done in (is now
17298 * tree-data-ref.c (split_constant_offset): Handle
17300 * tree-affine.c (tree_to_aff_combination): Likewise.
17301 * c-typeck.c (build_unary_op): For pointers create the increment
17302 as a sizetype. Create a POINTER_PLUS_EXPR instead of PLUS_EXPR
17304 * gimplify.c (gimplify_self_mod_expr): Create a
17305 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
17306 (gimplify_omp_atomic_fetch_op): Handle POINTER_PLUS_EXPR.
17307 * tree.def (POINTER_PLUS_EXPR): New tree code.
17308 * tree-predcom.c (ref_at_iteration): If we have a pointer
17309 type do the multiplication in sizetype.
17310 * tree-mudflap.c (mf_xform_derefs_1): Create a
17311 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
17312 * tree-ssa-forwprop.c
17313 (forward_propagate_addr_into_variable_array_index):
17314 Don't expect there to be a cast for the index as that
17315 does not exist anymore.
17316 (forward_propagate_addr_expr_1): Check for POINTER_PLUS_EXPR
17317 instead of PLUS_EXPR.
17318 Don't check for the first operand of the POINTER_PLUS_EXPR
17319 was the index as it cannot be.
17320 Call forward_propagate_addr_into_variable_array_index with
17321 the SSA_NAME instead of the statement.
17322 * varasm.c (const_hash_1): Handle POINTER_PLUS_EXPR.
17323 (compare_constant): Likewise.
17324 (copy_constant): Likewise.
17325 (compute_reloc_for_constant): Likewise.
17326 (output_addressed_constants): Likewise.
17327 (initializer_constant_valid_p): Likewise.
17328 * tree-ssa.c (tree_ssa_useless_type_conversion_1):
17329 Convert the MIN/MAX of the inner type to the outer
17330 type before comparing them.
17331 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Handle
17332 POINTER_PLUS_EXPR instead of PLUS_EXPR.
17333 (issue_prefetch_ref): Create a POINTER_PLUS_EXPR instead
17334 of PLUS_EXPR for pointers.
17335 * tree-inline.c (estimate_num_insns_1): Handle
17337 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref):
17338 Create a POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
17339 (bump_vector_ptr): Create a POINTER_PLUS_EXPR
17340 instead of PLUS_EXPR for the pointer increment statement.
17341 (vect_update_ivs_after_vectorizer): For pointer types, create
17342 POINTER_PLUS_EXPR instead of PLUS_EXPR and also create
17343 MULT_EXPR in sizetype.
17344 (vect_gen_niters_for_prolog_loop): Add a cast when creating
17346 * tree-object-size.c (plus_expr_object_size): Handle
17347 POINTER_PLUS_EXPR instead of PLUS_EXPR. Removing all the extra
17348 code which is trying to figure out which side is a pointer and
17350 (check_for_plus_in_loops_1): Likewise.
17351 (check_for_plus_in_loops): Likewise.
17352 * c-common.c (pointer_int_sum): Create a
17353 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
17354 * tree-ssa-structalias.c (handle_ptr_arith): Handle
17355 only POINTER_PLUS_EXPR. Removing all the extra
17356 code which is trying to figure out which side is a pointer and
17358 * tree-cfg.c (verify_expr): Add extra checking for pointers and
17359 PLUS_EXPR and MINUS_EXPR.
17360 Also add checking to make sure the operands of POINTER_PLUS_EXPR
17362 * config/frv/frv.c (frv_expand_builtin_va_start): Use sizetype
17363 with make_tree, instead of a pointer type.
17364 * config/s390/s390.c (s390_va_start): Use POINTER_PLUS_EXPR
17365 for pointers instead of PLUS_EXPR.
17366 (s390_gimplify_va_arg): Likewise.
17367 * config/spu/spu.c (spu_va_start): Create POINTER_PLUS_EXPR
17368 instead of PLUS_EXPR when doing addition on pointer
17369 types. Use sizetype for the second operand.
17370 (spu_gimplify_va_arg_expr): Likewise.
17371 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use
17372 POINTER_PLUS_EXPR instead of PLUS_EXPR when the operand was
17373 a pointer. Don't create a BIT_AND_EXPR for pointer types.
17374 * config/i386/i386.c (ix86_va_start): Use POINTER_PLUS_EXPR
17375 for the pointer addition and also use size_int/sizetype
17377 (ix86_gimplify_va_arg): Likewise.
17378 Perform BIT_AND_EXPR on sizetype arguments.
17379 * config/sh/sh.c (sh_va_start): Call make_tree with sizetype
17380 and convert its result to a pointer type. Use POINTER_PLUS_EXPR
17381 for the pointer additions and also use size_int for the offsets.
17382 (sh_gimplify_va_arg_expr): Use POINTER_PLUS_EXPR for the pointer
17383 additions and also use size_int for the offsets. Perform
17384 BIT_AND_EXPR on sizetype arguments.
17385 * config/ia64/ia64.c (ia64_gimplify_va_arg): Use
17386 POINTER_PLUS_EXPR for pointers and create the
17387 BIT_AND_EXPR in sizetype.
17388 * config/rs6000/rs6000.c (rs6000_va_start): Use POINTER_PLUS_EXPR
17389 instead of PLUS_EXPR for pointer addition.
17390 (rs6000_va_start): Likewise.
17391 Also use sizetype for the offset.
17392 * config/pa/pa.c (reloc_needed): Handle POINTER_PLUS_EXPR
17393 as PLUS_EXPR/MINUS_EXPR.
17394 (hppa_gimplify_va_arg_expr): Don't create MINUS_EXPR or
17395 PLUS_EXPR for pointers, instead use POINTER_PLUS_EXPR.
17396 Don't use BIT_AND_EXPR on a pointer type, convert the
17397 expression to sizetype first.
17398 * config/mips/mips.c (mips_va_start): Use POINTER_PLUS_EXPR
17400 (mips_gimplify_va_arg_expr): Likewise.
17401 Don't create BIT_AND_EXPR in a pointer type.
17403 2007-06-15 Eric Christopher <echristo@apple.com>
17405 * config.gcc (i?86-*-darwin*): Add t-crtfm and t-crtpc.
17406 (x86_64-*-darwin*): Ditto.
17407 * config/i386/darwin.h (CRTEND_SPEC): New. Add support
17410 2007-06-15 Matthew Wilcox <matthew@wil.cx>
17412 * doc/extend.texi: Document behavior of __attribute__((aligned))
17415 2007-06-15 Mark Mitchell <mark@codesourcery.com>
17417 * rtlanal.c (note_stores): Improve documentation.
17419 2007-06-15 Bernd Schmidt <bernd.schmidt@analog.com>
17421 * config/bfin/elf.h (ASM_GENERATE_INTERNAL_LABEL,
17422 LOCAL_LABEL_PREFIX): Delete.
17423 * config/bfin/bfin.c (TARGET_ASM_INTERNAL_LABEL): Delete.
17424 (bfin_internal_label): Delete.
17426 2007-06-15 Uros Bizjak <ubizjak@gmail.com>
17428 * libgcc2.c (CEXT): When compiling L_multc3 and L_divtc3,
17429 define to "l" if LIBGCC_LONG_DOUBLE_SIZE == 128,
17430 otherwise define to LIBGCC2_TF_CEXT.
17431 * config/i386/linux64.h (LIBGCC2_HAS_TF_MODE): New define.
17432 (LIBGCC_TF_CEXT): Ditto.
17435 2007-06-14 Seongbae Park <seongbae.park@gmail.com>
17437 PR rtl-optimization/32339
17438 * df-scan.c (df_uses_record): Don't modify flags but just add to
17439 it for df_ref_record.
17441 2007-06-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
17443 * tree-mudflap.c: Fix whitespace issues.
17445 2007-06-15 Kazu Hirata <kazu@codesourcery.com>
17447 * config/m68k/m68k.c (ASM_DOT, ASM_DOTW, ASM_DOTL): Remove.
17449 2007-06-14 Eric Christopher <echristo@apple.com>
17451 * config/i386/sse.md (movdi_to_sse): Rewrite body.
17452 (movv4sf): Use gcc_unreachable instead of abort.
17454 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
17457 * config/i386/sfp-machine.h (CMPtype): New define.
17458 (mach stubs): Use CMPtype instead of int as a return type.
17460 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
17462 * config/soft-fp/eqdf2.c, config/soft-fp/eqsf2.c,
17463 config/soft-fp/eqtf2.c, config/soft-fp/gedf2.c,
17464 config/soft-fp/gesf2.c, config/soft-fp/getf2.c,
17465 config/soft-fp/ledf2.c, config/soft-fp/lesf2.c,
17466 config/soft-fp/letf2.c, config/soft-fp/unorddf2.c,
17467 config/soft-fp/unordsf2.c, config/soft-fp/unordtf2.c,
17468 config/soft-fp/soft-fp.h: Update from glibc CVS.
17470 2007-06-14 Bernd Schmidt <bernd.schmidt@analog.com>
17472 * config/bfin/uclinux.h (MFWRAP_SPEC): New.
17474 2007-06-14 Rask Ingemann Lambertsen <rask@sygehus.dk>
17477 * config/v850/v850.c: Include dataflow header file.
17478 (substitute_ep_register): Fix typo.
17480 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
17482 * configure.ac: Fix earlier checkin.
17483 * configure: Regenerated.
17485 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
17487 * acinclude.m4 (gcc_AC_CHECK_PROG_VER): Remove.
17488 * aclocal.m4: Regenerate.
17489 * configure.ac: Use ACX_PROG_CC_WARNING_OPTS,
17490 ACX_PROG_CC_WARNINGS_ARE_ERRORS,
17491 ACX_PROG_CC_WARNING_ALMOST_PEDANTIC, ACX_CHECK_PROG_VER.
17492 * configure: Regenerate.
17493 * Makefile.in (LOOSE_WARN): Subst loose_warn.
17495 * Makefile.in (quickstrap): Build libgcc too.
17497 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
17499 * configure.ac: Add --enable-checking=df. Explicitly mention that
17500 the variables are initialized as for "release".
17501 * df-core.c: Use it.
17502 * configure: Regenerate.
17503 * config.in: Regenerate.
17505 2007-06-14 Bob Wilson <bob.wilson@acm.org>
17507 * config/xtensa/xtensa.c (xtensa_expand_nonlocal_goto): Use
17508 validate_replace_rtx instead of replace_rtx.
17509 (xtensa_expand_prologue): Call df_insn_rescan after replace_rtx.
17511 2007-06-14 Danny Smith <dannysmith@users.sourceforge.net>
17513 * config/i386/cygming.h (DWARF_FRAME_REGNUM): Define.
17514 (DWARF2_UNWIND_INFO): Override default if configured with
17516 * config/i386/cygwin.h (STARTFILE_SPEC): Add crtbegin.o.
17517 (ENDFILE_SPEC): Add crtend.o.
17518 * config/i386/mingw32.h (STARTFILE_SEC): Add crtbegin.o.
17519 (ENDFILE_SPEC): Add crtend.o.
17520 (TARGET_USE_JCR_SECTION): Define.
17521 (MD_UNWIND_SUPPORT): Define for 32-bit target.
17523 * config/i386/cygming-crtbegin.c: New file.
17524 * config/i386/cygming-crtend.c: New file.
17526 2007-06-14 Pascal Obry Pascal Obry <obry@adacore.com>
17528 * config/i386/w32-unwind.h: New file.
17530 2007-06-13 Eric Christopher <echristo@apple.com>
17532 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Don't let
17533 the user set a value below STACK_BOUNDARY.
17535 2007-06-13 Thiemo Seufer <ths@networkno.de>
17537 * config/mips/linux.h, config/mips/linux64.h (LIB_SPEC): Always
17538 imply -lpthread for -pthread.
17540 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
17542 * basic-block.h: Remove the prototype for
17543 free_basic_block_vars.
17544 * cfglayout.h: Remove the prototype for
17545 insn_locators_initialize.
17546 * tree.h: Remove the prototype for emit_line_note.
17548 * tree-ssa-pre.c (mergephitemp): Remove.
17549 (init_pre): Don't use mergephitemp.
17551 2007-06-13 Eric Christopher <echristo@apple.com>
17553 * config/i386/i386.c (override_options): If we've specified
17554 an arch then don't use TARGET_SUBTARGET_ISA_DEFAULTs.
17556 2007-06-13 Bob Wilson <bob.wilson@acm.org>
17558 * df-scan.c (df_get_entry_block_def_set): Check if STATIC_CHAIN_REGNUM
17561 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
17563 * config/bfin/bfin.h (EH_RETURN_HANDLER_RTX): Use gen_frame_mem.
17564 * config/bfin/bfin.md (UNSPEC_VOLATILE_STORE_EH_HANDLER): New constant.
17565 (eh_store_handler): New pattern.
17566 (eh_return): Emit it instead of a plain move.
17568 2007-06-13 Uros Bizjak <ubizjak@gmail.com>
17570 * config/i386/i386.c (ix86_init_mmx_sse_builtins)
17571 [__builtin_infq, __builtin_fabsq]: Define usign def_builtin.
17572 [__builtin_ia32_rsqrtps, __builtin_ia32_rsqrtss]: Define using
17575 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
17577 * config/bfin/bfin.c (gen_one_bundle): Delete unused local variables.
17578 (find_next_insn_start, find_load): New functions.
17579 (bfin_reorg): Use them to deal with the fact that parallel insns are
17580 no longer represented as a SEQUENCE.
17582 2007-06-13 Eric Botcazou <ebotcazou@libertysurf.fr>
17584 * config/sparc/sparc.c (sparc_override_options): Initialize
17585 fpu mask correctly.
17587 2007-06-13 Dave Korn <dave.korn@artimi.com>
17589 * config/i386/i386.c (ix86_eax_live_at_start_p): Use df_get_live_out.
17591 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
17593 * auto-inc-dec.c, c-incpath.c, config/c4x/libgcc.S,
17594 config/sh/divcost-analysis, dbgcnt.def, df-core.c,
17595 df-problems.c, df-scan.c, df.h, dominance.c, dse.c, regstat.c,
17596 tree-data-ref.c, tree-ssa-loop-im.c, tree-ssa-loop-prefetch.c,
17597 tree-vect-transform.c: Fix comment typos. Follow spelling
17600 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
17602 * df-scan.c (df_get_exit-block_use_set): Always add the stack pointer
17603 to the exit block use set.
17604 (df_insn_delete, df_insn_rescan): Fixed spelling of "deferring".
17605 * gcse.c (cpro_jump): Don't emit barrier in cfglayout mode.
17606 * config/sparc/sparc.c (sparc_check_64): Check df != NULL.
17608 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
17610 * opts.c (common_handle_option): Handle new option -fdbg-cnt-list.
17611 * dbgcnt.c (dbg_cnt_set_limit_by_name): Return value
17612 to indicate an error.
17613 (dbg_cnt_process_single_pair, dbg_cnt_list_all_counters):
17615 (dbg_cnt_process_opt): Print an error on a bad argument.
17616 * dbgcnt.h (dbg_cnt_list_all_counters): New function declaration.
17617 * common.opt (-fdbg-cnt-list): New.
17618 * doc/invoke.texi (-fdbg-cnt-list,-fdbg-cnt=): New.
17620 2007-06-12 Eric Botcazou <ebotcazou@adacore.com>
17622 * tree-ssa-alias.c (finalize_ref_all_pointers): Clear pt_anything
17623 flag on ref-all pointers.
17625 2007-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
17627 PR middle-end/31579
17628 * expr.c (expand_expr_addr_expr_1): Call expand_expr
17629 for the offset with the modifier as EXPAND_INITIALIZER
17630 if the modifier is EXPAND_INITIALIZER.
17631 (expand_expr_real_1 <case INTEGER_CST>): Don't force to
17632 a register if we had an overflow.
17634 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17636 * real.c (real_isfinite): New.
17637 (real_sqrt): Use it.
17638 * real.h (real_isfinite): New.
17639 * builtins.c: Use it.
17641 2007-06-12 Ian Lance Taylor <iant@google.com>
17642 Daniel Berlin <dberlin@dberlin.org>
17645 * tree.def: Add CHANGE_DYNAMIC_TYPE_EXPR.
17646 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Define.
17647 (CHANGE_DYNAMIC_TYPE_LOCATION): Define.
17648 (DECL_NO_TBAA_P): Define.
17649 (struct tree_decl_common): Add no_tbaa_flag field.
17650 * tree-ssa-structalias.c (struct variable_info): Add
17651 no_tbaa_pruning field.
17652 (new_var_info): Initialize no_tbaa_pruning field.
17653 (unify_nodes): Copy no_tbaa_pruning field.
17654 (find_func_aliases): Handle CHANGE_DYNAMIC_TYPE_EXPR.
17655 (dump_solution_for_var): Print no_tbaa_pruning flag.
17656 (set_uids_in_ptset): Add no_tbaa_pruning parameter. Change all
17658 (compute_tbaa_pruning): New static function.
17659 (compute_points_to_sets): Remove CHANGE_DYNAMIC_TYPE_EXPR nodes.
17660 Call compute_tbaa_pruning.
17661 * tree-ssa-alias.c (may_alias_p): Test no_tbaa_flag for pointers.
17662 * gimplify.c (gimplify_expr): Handle CHANGE_DYNAMIC_TYPE_EXPR.
17663 * gimple-low.c (lower_stmt): Likewise.
17664 * tree-gimple.c (is_gimple_stmt): Likewise.
17665 * tree-ssa-operands.c (get_expr_operands): Likewise.
17666 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
17667 * tree-inline.c (estimate_num_insns_1): Likewise.
17668 (copy_result_decl_to_var): Likewise.
17669 * expr.c (expand_expr_real_1): Likewise.
17670 * tree-pretty-print.c (dump_generic_node): Likewise.
17671 * tree-inline.c (copy_decl_to_var): Copy DECL_NO_TBAA_P flag.
17672 * omp-low.c (omp_copy_decl_2): Likewise.
17673 * print-tree.c (print_node): Print DECL_NO_TBAA_P flag.
17674 * doc/c-tree.texi (Expression trees): Document
17675 CHANGE_DYNAMIC_TYPE_EXPR.
17677 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17679 * fold-const.c (fold_binary): Guard (X-X) -> 0 transformation
17680 with !HONOR_NANS and !HONOR_INFINITIES.
17681 * simplify-rtx.c (simplify_binary_operation_1): Likewise.
17683 2007-06-12 Tristan Gingold <gingold@adacore.com>
17685 * gcov.c: Comments updated.
17686 (source_info): Add file_time field.
17687 (source_index): New variable.
17688 (mutiple_files): New variable.
17689 (generate_results): New function extracted from process_file.
17690 (process_file): Save and restore chain of functions, generate
17691 results and free structures only if not merging results.
17692 (release_structures): File names are now freed in create_file_names
17693 (create_file_names): Free previous file names.
17694 (find_source): File date is now read here and modifications in
17695 source files is checked here.
17696 (read_graph_file): Only reverse order of functions for the current
17698 (make_gcov_file_name): Do not generate long names if input_name is
17700 (output_lines): If merging results do not display graph, data and
17702 Checking source file modification is done in find_source.
17704 * doc/gcov.texi: Append an s to sourcefile.
17706 2007-06-12 Bernd Schmidt <bernd.schmidt@analog.com>
17708 * config/bfin/bfin.md (UNSPEC_NOP): New constant.
17709 (forced_nop): New pattern.
17710 * config/bfin/bfin.c: Include "df.h".
17711 (add_to_reg): Use df_regs_ever_live_p instead of regs_ever_live.
17712 (bfin_discover_loop): Use df_get_live_in instead of
17713 global_live_at_start.
17714 (bfin_reorder_loops): Pass 0 to cfg_layout_initialize. Call
17715 df_analyze when done.
17716 (gen_one_bundle): Don't generate SEQUENCE insns, just put modes on
17717 the insns. Use QImode for the final insn in a bundle. Call
17718 df_insn_rescan on generated NOPs; use gen_forced_nop instead of
17720 (reorder_var_tracking_notes): New function.
17721 (bfin_reorg): Pass no argument to split_all_insns. Don't call
17722 update_life_info. Call df_analyze after scheduling and bundle
17723 generation. Call reorder_var_tracking_notes if generating these
17724 notes. Call df_finish_pass at the end.
17726 2007-06-12 Dirk Mueller <dmueller@suse.de>
17728 * optabs.c (debug_optab_libfuncs): fix gcc_assert to
17729 a comparison, not an assignment.
17731 2007-06-12 Olivier Hainque <hainque@adacore.com>
17733 * tree-nested.c (convert_local_reference): Handle VIEW_CONVERT_EXPR.
17734 Request walking the subtrees only, leaving the current is_lhs/val_only
17736 (convert_non_local_reference): Likewise.
17738 2007-06-12 Nathan Sidwell <nathan@codesourcery.com>
17740 * config/m68k/m68k-devices.def (52221, 52223, 5253): New.
17742 2007-06-12 Richard Guenther <rguenther@suse.de>
17744 PR tree-optimization/15353
17745 PR tree-optimization/31657
17746 * passes.c (init_optimization_passes): Add pass_tree_ifcombine.
17747 * timevar.def: Add TV_TREE_IFCOMBINE.
17748 * tree-pass.h (pass_tree_ifcombine): Declare.
17749 * tree-ssa-ifcombine.c: New file.
17750 * tree-ssa-phiopt.c (blocks_in_phiopt_order): Export.
17751 * tree-flow.h (blocks_in_phiopt_order): Declare.
17752 * Makefile.in (OBJS-common): Add tree-ssa-ifcombine.o.
17753 (tree-ssa-ifcombine.o): New dependencies.
17755 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
17757 PR rtl-optimization/32293
17758 * combine.c (simplify_if_then_else): Truncate return from
17759 nonzero_bits() to correct mode.
17761 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
17763 * fold-const (fold_binary) [RDIV_EXPR]: Also optimize a/cbrt(b/c)
17764 into a*cbrt(c/b) if flag_unsafe_math_optimizations is set.
17766 2007-06-11 Diego Novillo <dnovillo@google.com>
17768 * Makefile.in (reload1.o-warn): Remove.
17770 2007-06-11 Seongbae Park <seongbae.park@gmail.com>
17772 * combine.c (subst): Use reg_overlap_mentioned_p
17773 instead of comparing register numbers directly.
17775 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
17777 * reload1.c (mark_home_live_1): Use the mode parameter.
17779 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
17781 * df-scan.c (df_insn_delete, df_insn_rescan, df_insn_rescan_all,
17782 df_process_deferred_rescans, df_notes_rescan): Fixed spelling of
17784 * df-core.c: Ditto.
17786 2007-06-11 Daniel Berlin <dberlin@dberlin.org>
17788 * Merge dataflow-branch into mainline (see ChangeLog.dataflow)
17790 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
17792 * config/i386/i386.md ("*movtf_internal): Penalize moves to and
17793 from integer registers.
17794 (FP mode splitters): Handle TFmode.
17796 2007-06-11 Eric Botcazou <ebotcazou@adacore.com>
17798 * tree-ssa-structalias.c (find_what_p_points_to): Return false
17799 for ref-all pointers that point-to anything.
17801 2007-06-11 Joseph Myers <joseph@codesourcery.com>
17803 * config/arm/arm.c (arm_output_dwarf_dtprel,
17804 TARGET_ASM_OUTPUT_DWARF_DTPREL): New.
17806 2007-06-11 Bernd Schmidt <bernd.schmidt@analog.com>
17808 * config/bfin/bfin.md (movdi_insn, movsi_insn, movv2hi_insn,
17809 movhi_insn, movqi_insn, movsf_insn, movdf_insn): Don't allow constant
17812 2007-06-11 Rafael Avila de Espindola <espindola@google.com>
17814 * tree.c (signed_or_unsigned_type_for): New.
17815 (unsigned_type_for): Use signed_or_unsigned_type_for.
17816 (signed_type_for): Use signed_or_unsigned_type_for.
17817 * tree.h (signed_or_unsigned_type_for): New.
17818 (get_signed_or_unsigned_type): Remove.
17819 * fold-const.c (fold_negate_expr): Use signed_type_for instead of
17820 lang_hooks.types.signed_type
17821 (size_diffop): Likewise.
17822 (all_ones_mask_p): Likewise.
17823 (build_range_check): Likewise.
17824 (fold_cond_expr_with_comparison): Likewise.
17825 (fold_cond_expr_with_comparison): Likewise.
17826 (unextend): Likewise.
17827 (extract_muldiv_1): Likewise.
17828 (fold_single_bit_test_into_sign_test): Likewise.
17829 (fold_binary): Likewise.
17830 (fold_ternary): Likewise.
17831 (operand_equal_for_comparison_p): Use signed_or_unsigned_type_for
17832 instead of get_signed_or_unsigned_type.
17833 * c-objc-common.h (LANG_HOOKS_SIGNED_TYPE): Remove.
17834 (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
17835 * expr.c (signed_or_unsigned_type_for): Use
17836 signed_or_unsigned_type_for instead of get_signed_or_unsigned_type.
17837 * langhooks.c (get_signed_or_unsigned_type): Remove.
17838 (lhd_signed_or_unsigned_type): Remove.
17839 * langhooks.h (lang_hooks_for_types): Remove signed_type and
17840 signed_or_unsigned_type.
17841 (lhd_signed_or_unsigned_type): Remove.
17842 * expmed.c (make_tree): Use signed_type_for instead of
17843 lang_hooks.types.signed_type.
17844 * c-common.c (same_scalar_type_ignoring_signedness): Use
17845 c_common_signed_type instead of lang_hooks.types.signed_type.
17846 (c_common_unsigned_type): New.
17847 (c_common_signed_type): Just call c_common_signed_or_unsigned_type.
17848 (shorten_compare): Use c_common_unsigned_type instead of
17849 c_common_signed_or_unsigned_type.
17850 (c_common_nodes_and_builtins): Use c_common_unsigned_type instead of
17852 * convert.c (convert_to_integer): Use signed_type_for instead of
17853 lang_hooks.types.signed_type.
17854 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
17855 (LANG_HOOK_FOR_TYPES_INITIALIZER): Remove LANG_HOOKS_SIGNED_TYPE and
17856 LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE.
17857 * c-format.c (check_format_types): Use c_common_unsigned_type
17858 instead of unsigned_type_for.
17859 * c-decl.c (groakdeclarator): Likewise.
17860 * c-typeck.c (convert_for_assignment): Likewise.
17861 * c-common.h (c_common_unsigned_type): New.
17863 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
17866 * config/i386/sse.md ("sse2_ashlti", "sse2_lshrti3"): Move ...
17867 * config/i386/i386.md ("sse2_ashlti", "sse2_lshrti3"): ... to here.
17869 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
17871 PR middle-end/32279
17872 * fold-const (fold_binary) [RDIV_EXPR]: Optimize a/sqrt(b/c)
17873 into a*sqrt(c/b) if flag_unsafe_math_optimizations is set.
17875 2007-06-10 Jan Sjodin <jan.sjodin@amd.com>
17876 Sebastian Pop <sebpop@gmail.com>
17878 * lambda-code.c (remove_iv): New.
17879 (lambda_loopnest_to_gcc_loopnest): Use remove_iv.
17881 2007-06-10 Zdenek Dvorak <dvorakz@suse.cz>
17883 * tree-data-ref.c (dr_analyze_alias): Handle case smt is NULL.
17884 * tree-predcom.c (mark_virtual_ops_for_renaming): Exported.
17885 * tree-ssa-loop-prefetch.c: Include optabs.h.
17886 (FENCE_FOLLOWING_MOVNT): New macro.
17887 (struct mem_ref): Add independent_p and storent_p fields.
17888 (record_ref): Initalize the new fields.
17889 (gather_memory_references_ref): Return true if the reference
17891 (gather_memory_references): Check whether all memory accesses
17892 in loop were recorded.
17893 (should_issue_prefetch_p): Return false for nontemporal stores.
17894 (nontemporal_store_p, mark_nontemporal_store, emit_mfence_after_loop,
17895 may_use_storent_in_loop_p, mark_nontemporal_stores): New functions.
17896 (determine_loop_nest_reuse): Detect independent memory references.
17897 (loop_prefetch_arrays): Call mark_nontemporal_stores.
17898 * tree-flow.h (mark_virtual_ops_for_renaming): Declare.
17899 * Makefile.in (tree-ssa-loop-prefetch.o): Add OPTABS_H dependency.
17900 * config/i386/i386.h (x86_mfence): Declare.
17901 (FENCE_FOLLOWING_MOVNT): Return x86_mfence.
17902 * config/i386/i386.c (x86_mfence): New variable.
17903 (ix86_init_mmx_sse_builtins): Initialize x86_mfence.
17905 * tree-pretty-print.c (dump_generic_node): Mark nontemporal stores.
17906 * optabs.c (init_optabs): Initialize storent_optab.
17907 * optabs.h (enum optab_index): Add OTI_storent.
17908 (storent_optab): Declare.
17909 * genopinit.c (optabs): Add initialization for storent_optab.
17910 * tree.h (MOVE_NONTEMPORAL): New macro.
17911 * expr.c (expand_assignment, store_expr, store_constructor_field,
17912 store_constructor, store_field, expand_expr_real_1): Propagate
17913 nontemporality of the expanded store.
17914 (emit_storent_insn): New function.
17915 * expr.h (expand_assignment, store_expr): Declaration changed.
17916 * function.c (assign_parm_setup_reg): Pass false as nontemporality
17917 to expand_assignment.
17918 * stmt.c (expand_asm_expr): Ditto.
17919 * calls.c (initialize_argument_information): Pass false as
17920 nontemporality to store_expr.
17921 * config/i386/sse.md (storentv4sf, storentv2df, storentv2di,
17924 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
17926 * tree-ssa-structalias.c (set_uids_in_ptset): Add is_deref'd
17928 (find_what_p_points_to): Pass new parameter to set_uids_in_ptset.
17930 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
17932 * tree-data-ref.c (dr_may_alias_p): Check that decl_a != decl_b,
17933 and allow DECL_P here.
17935 2007-06-09 Zdenek Dvorak <dvorakz@suse.cz>
17937 * tree-scalar-evolution.c (follow_ssa_edge_in_rhs,
17938 follow_ssa_edge_in_condition_phi, follow_ssa_edge): Keep more precise
17939 track of the size of the expression.
17940 * cfghooks.c (merge_blocks): Remove block from loops structure only
17941 after call of the merge_blocks hook.
17943 2007-06-09 Tom Tromey <tromey@redhat.com>
17945 * c-decl.c (grokdeclarator): Added 'deprecated_state' argument.
17946 (deprecated_state): Removed.
17947 (start_decl): Update.
17948 (enum deprecated_states): Moved earlier.
17949 (groktypename): Update.
17950 (push_parm_decl): Likewise.
17951 (grokfield): Likewise.
17952 (start_function): Likewise.
17954 2007-06-09 Ian Lance Taylor <iant@google.com>
17956 PR tree-optimization/32169
17957 * tree-vrp.c (extract_range_from_unary_expr): For NOP_EXPR and
17958 CONVERT_EXPR, check whether min and max both converted to an
17959 overflow infinity representation.
17961 2007-06-08 Eric Botcazou <ebotcazou@adacore.com>
17963 * reload1.c (fixup_abnormal_edges): Clear bb field for insns
17964 not inserted on the edge.
17966 2007-06-08 Bob Wilson <bob.wilson@acm.org>
17968 * config/xtensa/lib1funcs.asm (__udivsi3): Use hardware divide
17969 instructions if they are supported.
17970 (__divsi3, __umodsi3, __modsi3): Likewise.
17971 (__ashldi3, __ashrdi3, __lshrdi3): New.
17972 * config/xtensa/t-xtensa (LIB1ASMFUNCS): Add DImode shift functions.
17974 2007-06-08 Harsha Jagasia <harsha.jagasia@amd.com>
17975 Tony Linthicum <tony.linthicum@amd.com>
17977 * doc/invoke.texi: Add fvect-cost-model flag.
17978 * common.opt (fvect-cost-model): New flag.
17979 * tree-vectorizer.c (new_stmt_vec_info): Initialize inside and outside
17980 cost fields in stmt_vec_info struct for STMT.
17981 * tree-vectorizer.h (stmt_vec_info): Define inside and outside cost
17982 fields in stmt_vec_info struct and access functions for the same.
17983 (TARG_COND_BRANCH_COST): Define cost of conditional branch.
17984 (TARG_VEC_STMT_COST): Define cost of any vector operation, excluding
17985 load, store and vector to scalar operation.
17986 (TARG_VEC_TO_SCALAR_COST): Define cost of vector to scalar operation.
17987 (TARG_VEC_LOAD_COST): Define cost of aligned vector load.
17988 (TARG_VEC_UNALIGNED_LOAD_COST): Define cost of misasligned vector load.
17989 (TARG_VEC_STORE_COST): Define cost of vector store.
17990 (vect_estimate_min_profitable_iters): Define new function.
17991 * tree-vect-analyze.c (vect_analyze_operations): Add a compile-time
17992 check to evaluate if loop iterations are less than minimum profitable
17993 iterations determined by cost model or minimum vect loop bound defined
17994 by user, whichever is more conservative.
17995 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Add a
17996 run-time check to evaluate if loop iterations are less than minimum
17997 profitable iterations determined by cost model or minimum vect loop
17998 bound defined by user, whichever is more conservative.
17999 (vect_estimate_min_profitable_iterations): New function to estimate
18000 mimimimum iterartions required for vector version of loop to be
18001 profitable over scalar version.
18002 (vect_model_reduction_cost): New function.
18003 (vect_model_induction_cost): New function.
18004 (vect_model_simple_cost): New function.
18005 (vect_cost_strided_group_size): New function.
18006 (vect_model_store_cost): New function.
18007 (vect_model_load_cost): New function.
18008 (vectorizable_reduction): Call vect_model_reduction_cost during
18010 (vectorizable_induction): Call vect_model_induction_cost during
18012 (vectorizable_load): Call vect_model_load_cost during analysis phase.
18013 (vectorizable_store): Call vect_model_store_cost during analysis phase.
18014 (vectorizable_call, vectorizable_assignment, vectorizable_operation,
18015 vectorizable_promotion, vectorizable_demotion): Call
18016 vect_model_simple_cost during analysis phase.
18018 2007-06-08 Simon Baldwin <simonb@google.com>
18020 * reg-stack.c (get_true_reg): Readability change. Moved default case
18021 label into direct switch statement scope.
18023 2007-06-08 Simon Baldwin <simonb@google.com>
18025 * tree-flow-inline.h (var_ann): Replaced erroneous '=' assignment
18026 in gcc_assert() with '==' comparison.
18028 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
18030 * config/i386/i386.c (override_options): Merge TARGET_SSE4_2 and
18031 TARGET_ABM handling of x86_popcnt variable.
18033 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
18035 * doc/extend.texi (X86 Built-in Functions): Document __builtin_fabsq,
18036 __builtin_copysignq and __builtin_infq built-in functions.
18038 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
18040 * doc/extend.texi (X86 Built-in Functions): Add missing `@item's in
18041 SSE4.2 section. Correct built-in function names in SSE4A section.
18043 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
18045 PR tree-optimization/32243
18046 * tree-vect-transform.c (vectorizable_type_promotion): Move check
18047 for ncopies after ratio check between nunits_out and nunits_in.
18048 (vectorizable_type_demotion): Remove single-use variable "scalar_type".
18050 2007-06-08 Dorit Nuzman <dorit@il.ibm.com>
18052 PR tree-optimization/32224
18053 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fail
18054 vectorization upon a non GIMPLE_MODIFY_STMT.
18056 2007-06-08 Christian Bruel <christian.bruel@st.com>
18059 * config/sh/sh.md (doloop_end): New pattern and splitter.
18060 * loop-iv.c (simple_rhs_p): Check for hardware registers.
18062 2007-06-08 Zdenek Dvorak <dvorakz@suse.cz>
18064 PR middle-end/32209
18065 * dominance.c (debug_dominance_tree, debug_dominance_tree_1): New
18067 (verify_dominators): Do not change dominance tree.
18069 2007-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
18071 * config/sh/constraints.md: New file.
18072 * config/sh/sh.c: Include tm-constrs.h.
18073 (reg_class_from_letter): Remove.
18074 (prepare_cbranch_operands): Use satisfies_constraint_*
18075 function instead of macro.
18076 (andcosts, broken_move, sh_secondary_reload): Likewise.
18077 * config/sh/predicates.md (trapping_target_operand): Likewise.
18078 (and_operand, arith_operand, arith_reg_or_0_operand,
18079 cmp_operand, logical_operand, target_operand,
18080 ua_address_operand, ua_offset, xor_operand): Likewise.
18081 * config/sh/sh.md: Include constraints.md.
18082 (*movsicc_t_false): Use satisfies_constraint_* function
18084 (*movsicc_t_true, ashlsi3_std, ashlhi3_k, lshrsi3_m,
18085 lshrsi3_k, movsi_const_16bit+2, *movhi_media+1,
18086 movdi_const_16bit+1, beq, bne, *ptb): Likewise.
18087 * config/sh/sh.h (reg_class_from_letter): Remove prototype.
18088 (OVERRIDE_OPTIONS): Don't modify reg_class_from_letter.
18089 (REG_CLASS_FROM_CONSTRAINT): Remove.
18090 (CONSTRAINT_LEN, CONST_OK_FOR_I20, CONST_OK_FOR_I,
18091 CONST_OK_FOR_J, CONST_OK_FOR_K16, CONST_OK_FOR_K,
18092 CONST_OK_FOR_P27, CONST_OK_FOR_P, CONST_OK_FOR_M,
18093 CONST_OK_FOR_N, CONST_OK_FOR_CONSTRAINT_P,
18094 CONST_DOUBLE_OK_FOR_LETTER_P): Likewise.
18095 (SECONDARY_INOUT_RELOAD_CLASS): Use satisfies_constraint_*
18096 function instead of macro.
18097 (SECONDARY_INPUT_RELOAD_CLASS): Likewise.
18098 (EXTRA_CONSTRAINT_Q, EXTRA_CONSTRAINT_A,
18099 EXTRA_CONSTRAINT_Bsc, EXTRA_CONSTRAINT_B,
18100 EXTRA_CONSTRAINT_Css, EXTRA_CONSTRAINT_Csu): Remove.
18101 (IS_PC_RELATIVE_LOAD_ADDR_P): New macro.
18102 (IS_LITERAL_OR_SYMBOLIC_S16_P): Likewise.
18103 (IS_LITERAL_OR_SYMBOLIC_U16_P): Likewise.
18104 (IS_NON_EXPLICIT_CONSTANT_P): Likewise.
18105 (EXTRA_CONSTRAINT_Csy, EXTRA_CONSTRAINT_Z, EXTRA_CONSTRAINT_W,
18106 EXTRA_CONSTRAINT_Cpg, EXTRA_CONSTRAINT_C,
18107 EXTRA_MEMORY_CONSTRAINT, EXTRA_CONSTRAINT_Sr0,
18108 EXTRA_CONSTRAINT_Sua, EXTRA_CONSTRAINT_S,
18109 EXTRA_CONSTRAINT_STR): Likewise.
18110 (GO_IF_LEGITIMATE_INDEX): Fix indentation.
18112 2007-06-07 Geoffrey Keating <geoffk@apple.com>
18114 * config/i386/darwin.h (STACK_BOUNDARY): Define.
18116 2007-06-07 Simon Martin <simartin@users.sourceforge.net>
18119 * c-common.h (flag_cpp0x): Replaced by...
18120 (cxx_dialect): ... this new variable specifying the C++ dialect that
18122 * c-common.c (flag_cpp0x): Removed.
18123 (cxx_dialect): Defined.
18124 * c-cppbuiltin.c (c_cpp_builtins): flag_cpp0x rewritten in terms of
18126 * c-opts.c (c_common_post_options): Likewise.
18127 (set_std_cxx98): Set cxx_dialect to cxx98.
18128 (set_std_cxx0x): Set cxx_dialect to cxx0x.
18130 2007-06-07 Geoffrey Keating <geoffk@apple.com>
18131 Hui-May Chang <hm.chang@apple.com>
18133 * doc/invoke.texi (Darwin Options): Update documentation for
18134 -mmacosx-version-min.
18135 * config.gcc (*-*-darwin*): Set extra_gcc_objs.
18136 * config/darwin-driver.c: New file.
18137 * config/darwin.h (GCC_DRIVER_HOST_INITIALIZATION): New.
18138 * config/t-darwin (darwin-driver.o): New rule.
18140 * config/darwin-c.c (version_as_macro): Ignore low digit.
18142 2007-06-07 Uros Bizjak <ubizjak@gmail.com>
18144 * config/i386/i386.md (standard sse constant splitter): Handle TFmode.
18145 (negtf2, abstf2, *absnegtf2_sse): New insn patterns.
18146 (CSGNMODE): New mode macro.
18147 (CSGNVMODE): New mode attribute.
18148 (copysign<mode>3): Rename from copysingsf3 and copysigndf3. Macroize
18149 expander using CSGNMODE mode macro. Handle TFmode.
18150 (copysign<mode>3_const): Rename from copysignsf3_const and
18151 copysigndf3_const. Macroize pattern using CSGNMODE mode macro.
18153 (copysign<mode>3_var): Rename from copysignsf3_var and
18154 copysigndf3_var. Macroize pattern using CSGNMODE mode macro.
18156 (copysign<mode>3_var splitter): Macroize pattern using CSGNMODE
18157 mode macro. Handle TFmode.
18158 * config/i386/sse.md (andtf3, *andtf3, *nandtf3): New insn patterns.
18159 (iortf3, *iortf3): Ditto.
18160 (xortf3, *xortf3): Ditto.
18161 * config/i386/i386.c (ix86_build_signbit_mask): Create scalar
18162 TFmode and TImode masks.
18163 (ix86_expand_copysign): Expand TFmode copysign insn.
18164 (IX86_BUILTIN_INFQ): New.
18165 (IX86_BUILTIN_FABSQ): Ditto.
18166 (IX86_BUILTIN_COPYSIGNQ): Ditto.
18167 (ix86_init_mmx_sse_builtins) [__builtin_infq]: New builtin definition.
18168 [__builtin_fabsq]: Ditto.
18169 [__builtin_copysignq]: Ditto.
18170 (ix86_expand_builtin) [IX86_BUILTIN_INFQ]: Expand builtin.
18171 [IX86_BUILTIN_FABSQ]: Expand builtin using ix86_expand_unop_builtin().
18172 [IX86_BUILTIN_COPYSIGNQ]: Expand builtin using
18173 ix86_expand_binop_builtin().
18175 2007-06-07 Bob Wilson <bob.wilson@acm.org>
18177 * config/xtensa/lib1funcs.asm: Clean up whitespace.
18179 2007-06-07 Steve Ellcey <sje@cup.hp.com>
18182 * rtl.h (push_to_sequence2): New.
18183 * emit-rtl.c (push_to_sequence2): New.
18184 * function.c (assign_parm_data_all): Add new fields.
18185 (assign_parm_setup_block): Call push_to_sequence2 instead of
18187 (assign_parm_setup_reg): Ditto.
18188 (assign_parm_setup_stack): Ditto.
18189 (assign_parms_unsplit_complex): Ditto.
18190 (assign_parms): Change field name.
18192 2007-06-07 Zdenek Dvorak <dvorakz@suse.cz>
18194 PR tree-optimization/32220
18195 * tree-predcom.c (eliminate_temp_copies): Handle the case that loop
18196 phi node is reached before defining statement.
18198 2007-06-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
18201 * tree-vect-transform.c (vectorizable_call): Call update_stmt
18202 after changing the right hand side of the assignment.
18204 2007-06-06 Eric Christopher <echristo@apple.com>
18206 * config.gcc (i?86-*-darwin*): Remove arch parameter.
18207 (x86_64-*-darwin*): Ditto.
18208 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Define.
18209 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
18211 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
18213 * tree-ssa-alias-warnings.c (maybe_add_match): Cast according to the
18214 coding conventions.
18215 (add_key): Likewise.
18216 * tree-ssa.c (init_tree_ssa): Use type safe memory macros.
18217 * tree-ssa-ccp.c (ccp_fold_builtin): Avoid using C++ keywords as
18219 * tree-ssa-coalesce.c (find_coalesce_pair): Use type safe memory
18221 (add_cost_one_coalesce): Likewise.
18222 * tree-ssa-copy.c (merge_alias_info): Avoid using C++ keywords as
18223 variable names. Rename orig to orig_name for consistency.
18224 * tree-ssa-dom.c (dom_thread_across_edge): Cast according to the
18225 coding conventions.
18226 (cprop_into_successor_phis): Avoid using C++ keywords as variable
18228 (record_equivalences_from_stmt): Likewise.
18229 * tree-ssa-dse.c (dse_initialize_block_local_data): Cast according to
18230 the coding conventions.
18231 (memory_ssa_name_same): Likewise.
18232 (dse_optimize_stmt): Likewise.
18233 (dse_record_phis): Likewise.
18234 (dse_finalize_block): Likewise.
18235 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Avoid using C++
18236 keywords as variable names.
18237 (may_move_till): Cast according to the coding conventions.
18238 (force_move_till_expr): Avoid using C++ keywords as variable names.
18239 (force_move_till): Cast according to the coding conventions.
18240 (memref_hash): Likewise.
18241 (memref_eq): Likewise.
18242 (gather_mem_refs_stmt): Likewise.
18243 * tree-ssa-loop-ivopts.c (contains_abnormal_ssa_name_p): Avoid
18244 using C++ keywords as variable names.
18245 (idx_find_step): Cast according to the coding conventions.
18246 (idx_record_use): Likewise.
18247 (find_depends): Likewise.
18248 (prepare_decl_rtl): Likewise.
18249 (mbc_entry_hash): Likewise.
18250 (mbc_entry_eq): Likewise.
18251 * tree-ssa-loop-niter.c (SWAP): Use the correct the type for tmp.
18252 (simplify_replace_tree): Avoid using C++ keywords as variable names.
18253 (idx_infer_loop_bounds): Cast according to the coding conventions.
18254 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Likewise.
18255 * tree-ssa-math-opts.c (occ_new ): Likwise.
18256 * tree-ssanames.c (duplicate_ssa_name_ptr_info): Use type safe memory
18258 * tree-ssa-operands.c (add_def_op): Avoid using C++ keywords as
18260 (add_use_op): Likewise.
18261 (add_vop): Likewise.
18262 (add_vuse_op): Likewise.
18263 (add_vdef_op): Likewise.
18264 (get_expr_operands): Likewise.
18265 (push_stmt_changes): Use type safe memory macros.
18266 * tree-ssa-phiopt.c (replace_phi_edge_with_variable): Avoid using C++
18267 keywords as variable names.
18268 (conditional_replacement): Likewise.
18269 (minmax_replacement): Likewise.
18270 (abs_replacement): Likewise.
18271 * tree-ssa-pre.c (create_expression_by_pieces): Cast according to the
18272 coding conventions.
18273 (insert_fake_stores): Avoid using C++ keywords as variable names.
18274 * tree-ssa-reassoc.c (add_to_ops_vec): Cast according to the coding
18276 * tree-ssa-structalias.c (heapvar_lookup): Likewise.
18277 (heapvar_insert): Use type safe memory macros.
18278 (new_var_info): Cast according to the coding conventions.
18279 (new_constraint): Likewise.
18280 (remove_preds_and_fake_succs): Use type safe memory macros.
18281 * tree-ssa-threadupdate.c (thread_block): Cast according to the coding
18283 (thread_single_edge): Likewise.
18284 (thread_through_loop_header): Likewise.
18286 2007-06-06 Eric Christopher <echristo@apple.com>
18288 * config/i386/i386.c (override_options): Move handling
18289 of TARGET_SUBTARGET* earlier.
18291 2007-06-06 Paolo Bonzini <bonzini@gnu.org>
18293 * genmodes.c (tagged_printf, emit_insn_modes_h): Don't
18296 2007-06-06 Zdenek Dvorak <dvorakz@suse.cz>
18298 * haifa-sched.c (restore_bb_notes): Clear bb field of the notes
18299 emited outside of basic block.
18300 * cfgbuild.c (find_bb_boundaries): Clear bb field for insns between
18301 the created blocks.
18302 * rtl.h (delete_insn_chain): Declaration changed.
18303 * cfgrtl.c (delete_insn_chain): Add option to clear bb field for
18305 (rtl_delete_block, rtl_merge_blocks): Pass true to delete_insn_chain.
18306 (delete_insn_chain_and_edges, try_redirect_by_replacing_jump,
18307 rtl_tidy_fallthru_edge, cfg_layout_merge_blocks): Pass false
18308 to delete_insn_chain.
18309 (rtl_verify_flow_info_1): Verify that the insns in header and footer
18310 do not have bb field set.
18311 (rtl_verify_flow_info): Verify that insns between basic blocks do not
18313 * recog.c (peephole2_optimize): Add argument to delete_insn_chain call.
18314 * cfgcleanup.c (try_optimize_cfg): Ditto.
18316 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
18318 * lambda-code.c (struct lambda_lattice_s): Add a name to the struct.
18319 (lambda_body_vector_new): Use type safe memory macros.
18320 (lambda_linear_expression_new): Likewise.
18321 (lambda_loopnest_new): Likewise.
18322 (lambda_lattice_new): Likewise.
18323 (replace_uses_equiv_to_x_with_y): Cast according to the coding
18324 conventions. Use type safe memory macros.
18325 * lambda.h (struct lambda_trans_matrix_s): Add a name to the struct.
18326 (lambda_body_vector_s): Likewise.
18327 * lambda-mat.c (lambda_matrix_new): Use type safe memory macros.
18328 * lambda-trans.c (lambda_trans_matrix_new): Likewise.
18330 2007-06-06 Richard Guenther <rguenther@suse.de>
18332 * tree-ssa-forwprop.c (forward_propagate_into_cond): Return 2
18333 if we need to schedule cfg_cleanup.
18334 (tree_ssa_forward_propagate_single_use_vars): Do so.
18336 2007-06-06 Ian Lance Taylor <iant@google.com>
18338 * fold-const.c (merge_ranges): If range_successor or
18339 range_predecessor fail, just return 0.
18341 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
18343 PR tree-optimization/32216
18344 * tree-vectorizer.c (supportable_widening_operation): Determine
18345 signedness of FIX_TRUNC_EXPR from output operand.
18346 (supportable_narrowing_operation): Ditto.
18347 * tree-vect-generic.c (expand_vector_operations_1): Determine
18348 signedness of VEC_UNPACK_FLOAT_HI_EXPR and VEC_UNPACK_FLOAT_LO_EXPR
18349 from input operand.
18351 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
18353 * config/i386/i386.c (enum pta_flags): Move out of struct scope...
18354 (struct pta): ...from here. Change flags to unsigned to avoid
18355 excessive casting (as it is used as a bit mask).
18356 (override_options): Add casts according to the coding convenventions.
18357 (x86_64_elf_unique_section): Likewise.
18358 (examine_argument): Avoid using C++ keywords as variable names.
18359 (construct_container): Likewise.
18360 (legitimize_pic_address): Likewise.
18361 (get_dllimport_decl): Cast according to the coding conventions. Use
18362 type safe memory macros.
18363 (legitimize_address): Cast according to the coding conventions.
18364 (emit_i387_cw_initialization): Corrected the type of slot to enum
18366 (ix86_init_machine_status): Use type safe memory macros.
18367 (bdesc_pcmpestr): Use UNKNOWN instead of integer 0.
18368 (bdesc_pcmpistr): Likewise.
18369 (bdesc_crc32): Likewise.
18370 (bdesc_sse_3arg): Likewise.
18371 (bdesc_2arg): Likewise.
18372 (bdesc_1arg): Likewise.
18373 (ix86_expand_sse_pcmpestr): Cast according to the coding conventions.
18374 (ix86_expand_sse_pcmpistr): Likewise.
18375 (ix86_expand_vec_set_builtin): Use EXPAND_NORMAL instead of integer 0.
18376 (ix86_builtin_vectorized_function): Change the type of fn to unsigned
18377 int to match the langhook definition.
18378 (ix86_builtin_conversion): Change the type of code to unsigned init to
18379 match the langhook definition.
18380 (ix86_preferred_reload_class): Avoid using C++ keywords as variable
18382 (ix86_preferred_output_reload_class): Likewise.
18383 (ix86_cannot_change_mode_class): Likewise.
18384 (ix86_memory_move_cost): Likewise.
18385 (ix86_rtx_costs): Cast the outer_code parameter to enum rtx_code to
18386 avoid excessive casting later on.
18387 (x86_output_mi_thunk): Avoid using C++ keywords as variable names.
18389 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
18391 * config/i386/sse.md (sse4_2_pcmpestr_cconly): Prefer pcmpestrm
18392 as flags setting insn.
18393 (sse4_2_pcmpistr_cconly): Prefer pcmpistrm as flags setting insn.
18395 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
18397 * config/i386/i386.md (UNSPEC_ROUNDP, UNSPEC_ROUNDS): Remove.
18398 (UNSPEC_ROUND): New.
18399 ("sse4_1_round<mode>2"): New insn pattern.
18400 ("rint<mode>2"): Expand using "sse4_1_round<mode>2" pattern for
18402 ("floor<mode>2"): Rename from floordf2 and floorsf2. Macroize
18403 expander using SSEMODEF mode macro. Expand using
18404 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
18405 ("ceil<mode>2"): Rename from ceildf2 and ceilsf2. Macroize
18406 expander using SSEMODEF mode macro. Expand using
18407 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
18408 ("btrunc<mode>2"): Rename from btruncdf2 and btruncsf2. Macroize
18409 expander using SSEMODEF mode macro. Expand using
18410 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
18411 * config/i386/sse.md ("sse4_1_roundpd", "sse4_1_roundps"): Use
18412 UNSPEC_ROUND instead of UNSPEC_ROUNDP.
18413 ("sse4_1_roundsd", "sse4_1_roundss"): Use UNSPEC_ROUND instead of
18416 2007-06-06 Jan Sjodin <jan.sjodin@amd.com>
18417 Sebastian Pop <sebpop@gmail.com>
18419 * lambda.h (build_linear_expr): New.
18420 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression):
18421 Use build_linear_expr, call fold and force_gimple_operand.
18422 (lambda_loopnest_to_gcc_loopnest): Check that there is
18423 something to insert.
18424 * testsuite/gcc.dg/tree-ssa/ltrans-6.c: New.
18426 2007-06-05 Joerg Wunsch <j.gnu@uriah.heep.sax.de>
18428 PR preprocessor/23479
18429 * doc/extend.texi: Document the 0b-prefixed binary integer
18430 constant extension.
18432 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
18434 PR tree-optimization/32215
18435 * tree-vectorizer.c (supportable_widening_operation): Return false
18436 for unsupported FIX_TRUNC_EXPR tree code.
18437 (supportable_narrowing_operation): Ditto for FLOAT_EXPR tree code.
18439 2007-06-06 Nathan Froyd <froydnj@codesourcery.com>
18441 * config/rs6000/rs6000.h (FIXED_SCRATCH): Use r0 as a scratch
18442 register on SPE targets. Change documentation to reflect
18444 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
18445 Change FIXED_SCRATCH to 14 and document why we're keeping r14
18446 out of the register allocation pool.
18447 (rs6000_reg_live_or_pic_offset_p): New function.
18448 (rs6000_emit_prologue): Move the actual saving of LR up to free
18449 r0 for holding r11. Split saving of SPE 64-bit registers into
18450 its own case. Ensure that offsets will always be in-range for
18451 'evstdd' by using r11 as a scratch register to point at the start
18452 of the SPE save area. Save r11 if necessary, as it is the static
18454 (rs6000_emit_epilogue): Split restoring of SPE 64-bit registers
18455 into its own case. Ensure that offsets will always be in-range
18456 for 'evldd' by using r11 as a scratch register to point at the
18457 start of the SPE save area. Also adjust r11 when restoring
18458 the stack pointer to compensate for pre-loading r11.
18460 2007-06-05 Thomas Neumann <tneumann@users.sourceforge.net>
18462 * cfg.c (init_flow): Use type safe memory macros.
18463 (alloc_block): Likewise.
18464 (unchecked_make_edge): Likewise.
18465 (dump_flow_info): Avoid using C++ keywords as variable names.
18466 (copy_original_table_clear): Cast according to the coding conventions.
18467 (copy_original_table_set): Likewise.
18468 * cfgexpand (label_rtx_for_bb): Likewise.
18469 (expand_gimple_basic_block): Likewise.
18470 * cfghooks.c (dump_bb): Likewise.
18471 (lv_adjust_loop_header_phi): Avoid using C++ keywords as
18473 (lv_add_condition_to_bb): Likewise.
18474 * cfglayout (relink_block_chain): Cast according to the coding
18476 (fixup_reorder_chain): Likewise.
18477 (fixup_fallthru_exit_predecessor): Likewise.
18478 * cfgloop.c (glb_enum_p): Likewise.
18479 (get_exit_description): Likewise.
18480 (dump_recorded_exit): Likewise.
18481 * cfgloop.h (enum loop_estimation): Move out of struct scope...
18482 (struct loop): ... from here.
18483 * cfgloopmanip.c (rpe_enum_p): Cast according to the coding
18485 * cfgrtl.c (rtl_create_basic_block): Likewise.
18486 (rtl_split_block): Likewise.
18487 (rtl_dump_bb): Likewise.
18488 (cfg_layout_split_block): Likewise.
18489 (init_rtl_bb_info): Use typesafe memory macros.
18491 * graphds.h (struct graph_edge): Renamed edge to graph_edge.
18492 * graphds.h: Updated all usages of edge to graph_edge.
18493 * graphds.c: Likewise.
18494 * cfgloopanal.c: Likewise.
18496 2007-06-05 Ian Lance Taylor <iant@google.com>
18498 * tree-vrp.c (compare_values_warnv): Check TREE_NO_WARNING on a
18499 PLUS_EXPR or MINUS_EXPR node before setting *strict_overflow_p.
18500 (extract_range_from_assert): Set TREE_NO_WARNING when creating an
18502 (test_for_singularity): Likewise.
18504 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
18506 * config/i386/constraints.md ("Y2"): Replaced by ...
18508 * config/i386/i386.md: Likewise.
18509 * config/i386/mmx.md: Likewise.
18510 * config/i386/sse.md: Likewise.
18512 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
18514 * config/i386/constraints.md ("z"): Replaced by ...
18516 * config/i386/sse.md (sse4_1_blendvpd): Likewise.
18517 (sse4_1_blendvps): Likewise.
18518 (sse4_1_pblendvb): Likewise.
18519 (sse4_2_pcmpestr): Likewise.
18520 (sse4_2_pcmpestrm): Likewise.
18521 (sse4_2_pcmpestr_cconly): Likewise.
18522 (sse4_2_pcmpistr): Likewise.
18523 (sse4_2_pcmpistrm): Likewise.
18524 (sse4_2_pcmpistr_cconly): Likewise.
18526 2007-06-05 Razya Ladelsky <razya@il.ibm.com>
18528 * matrix-reorg.c (transform_access_sites): Fix computation.
18529 (transform_allocation_sites): Same.
18531 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
18533 * config/i386/i386.c (override_options): Use
18534 TARGET_SUBTARGET32_ISA_DEFAULT to select default ix86_isa_flags.
18536 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
18538 * config/i386/predicates.md (reg_not_xmm0_operand): New predicate.
18539 (nonimm_not_xmm0_operand): Ditto.
18540 * config/i386/sse.md ("sse4_1_blendvpd"): Use "reg_not_xmm0_operand"
18541 as operand[0] and operand[1] predicate. Use "nonimm_not_xmm0_operand"
18542 as operand[2] predicate. Require "z" class XMM register for
18543 operand[3]. Adjust asm template.
18544 ("sse4_1_blendvpd"): Ditto.
18545 ("sse4_1_pblendvb"): Ditto.
18546 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Do not
18547 force op2 into xmm0 register for variable blend instructions.
18549 2007-06-04 Tom Tromey <tromey@redhat.com>
18551 * c-tree.h (start_enum): Update.
18552 (build_enumerator): Likewise.
18553 * c-decl.c (enum_next_value): Removed.
18554 (enum_overflow): Likewise.
18555 (start_enum): Add c_enum_contents argument. Don't use globals.
18556 (build_enumerator): Likewise.
18557 * c-tree.h (struct c_enum_contents): New struct.
18559 2007-06-04 Tom Tromey <tromey@redhat.com>
18561 * c-common.c (c_common_get_alias_set): Fix indentation.
18563 2007-06-04 Ian Lance Taylor <iant@google.com>
18565 * tree-vrp.c (adjust_range_with_scev): When loop is not expected
18566 to overflow, reduce overflow infinity to regular infinity.
18567 (vrp_var_may_overflow): New static function.
18568 (vrp_visit_phi_node): Check vrp_var_may_overflow.
18570 2007-06-04 Kazu Hirata <kazu@codesourcery.com>
18572 * stor-layout.c (layout_type): Remove duplicate code.
18574 2007-06-04 Uros Bizjak <ubizjak@gmail.com>
18577 * c-common.c (c_define_builtins): Call targetm.init_builtins ()
18578 before build_common_builtin_nodes ().
18580 2007-06-04 Steve Ellcey <sje@cup.hp.com>
18583 * cfgrtl.c (rtl_verify_flow_info): Skip notes when looking for barrier.
18585 2007-06-04 Jan Hubicka <jh@suse.cz>
18587 * tree-predcom.c (replace_ref_with, initialize_root_vars_lm,
18588 reassociate_to_the_same_stmt): Call build_gimple_modify_stmt
18589 instead of _stat version.
18591 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
18593 PR tree-optimization/32194
18594 * tree-predcom.c (determine_offset): Check that both references have
18597 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
18599 * cfgloopmanip.c (remove_path, loopify, duplicate_loop_to_header_edge):
18600 Change dom_bbs to vector. Add argument to iterate_fix_dominators call.
18601 * loop-unroll.c (unroll_loop_runtime_iterations): Ditto.
18602 * tree-cfg.c (tree_duplicate_sese_region): Change doms to vector.
18603 Add argument to iterate_fix_dominators call.
18604 (remove_edge_and_dominated_blocks): Pass vector to bbs_to_fix_dom.
18605 * gcse.c (hoist_code): Change domby to vector.
18606 * cfghooks.c (make_forwarder_block): Change doms_to_fix to vector.
18607 Add argument to iterate_fix_dominators call.
18608 * loop-doloop.c (doloop_modify): Changed recount_dominator to
18609 recompute_dominator.
18610 * lambda-code.c (perfect_nestify): Ditto.
18611 * cfgloopanal.c: Include graphds.h.
18612 (struct edge, struct vertex, struct graph, dump_graph, new_graph,
18613 add_edge, dfs, for_each_edge, free_graph): Moved to graphds.c.
18614 (mark_irreducible_loops): Use graphds_scc. Remove argument from
18616 * graphds.c: New file.
18617 * graphds.h: New file.
18618 * dominance.c: Include vecprim.h, pointer-set.h and graphds.h.
18619 (get_dominated_by, get_dominated_by_region): Change return type to
18621 (verify_dominators): Recompute all dominators and compare the results.
18622 (recount_dominator): Renamed to ...
18623 (recompute_dominator): ... this. Do not check that the block is
18624 dominated by entry.
18625 (iterate_fix_dominators): Reimplemented.
18626 (prune_bbs_to_update_dominators, root_of_dom_tree,
18627 determine_dominators_for_sons): New functions.
18628 * et-forest.c (et_root): New function.
18629 * et-forest.h (et_root): Declare.
18630 * Makefile.in (graphds.o): Add.
18631 (cfgloopanal.o): Add graphds.h dependency.
18632 (dominance.o): Add graphds.h, vecprim.h and pointer-set.h dependency.
18633 * basic-block.h (get_dominated_by, get_dominated_by_region,
18634 iterate_fix_dominators): Declaration changed.
18635 (recount_dominator): Renamed to ...
18636 (recompute_dominator): ... this.
18637 * tree-ssa-threadupdate.c (thread_block): Free dominance info.
18638 (thread_through_all_blocks): Do not free dominance info.
18640 2007-06-03 Andreas Schwab <schwab@suse.de>
18642 * config/m68k/m68k.c (override_options): Don't override
18644 * config/m68k/m68k-modes.def (SF, DF): Define to use
18645 motorola_single_format and motorola_double_format, resp.
18646 * real.c (motorola_single_format): Renamed from
18647 coldfire_single_format.
18648 (motorola_double_format): Renamed from coldfire_double_format.
18649 (encode_ieee_extended): Generate a proper canonical NaN image
18650 respecting canonical_nan_lsbs_set.
18651 (ieee_extended_motorola_format): Set canonical_nan_lsbs_set to
18653 * real.h: Adjust declarations.
18655 2007-06-03 Kaz Kojima <kkojima@gcc.gnu.org>
18658 * config/sh/sh.md (symGOT_load): Don't schedule insns when
18659 the symbol is generated with the stack protector.
18661 2007-06-03 Kazu Hirata <kazu@codesourcery.com>
18663 * config/m68k/m68k.c (m68k_attribute_table): Add "interrupt".
18664 (m68k_get_function_kind): Return m68k_fk_interrupt_handler on
18666 * doc/extend.texi (interrupt): Mention m68k.
18668 2007-06-02 Uros Bizjak <ubizjak@gmail.com>
18670 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Call
18671 safe_vector_operand() if input operand is VECTOR_MODE_P operand.
18672 (ix86_expand_sse_pcmpestr): Do not check operands for
18673 "register_operand", when insn operand predicate is "register_operand".
18674 (ix86_expand_sse_pcmpistr): Ditto.
18676 2007-06-02 H.J. Lu <hongjiu.lu@intel.com>
18677 Uros Bizjak <ubizjak@gmail.com>
18679 * config/i386/i386.h (enum reg_class) [SSE_FIRST_REG]: New.
18680 (SSE_CLASS_P): Use reg_class_subset_p between SSE_REGS.
18681 (REG_CLASS_NAMES): Add "FIRST_SSE_REG" string.
18682 (REG_CLASS_CONTENTS): Add members of FIRST_SSE_REG class.
18683 * config/i386/constraints.md ("z"): New register constraint
18684 for members of SSE_FIRST_REG class.
18685 * config/i386/i386-modes.def (CCA, CCC, CCO, CCS): New compare modes.
18686 * config/i386/i386.c (regclass_map): Change class of %xmm0 to
18687 SSE_FIRST_REG class.
18688 (put_condition_code) [EQ, NE]: Output suffixes for new compare modes.
18689 (ix86_cc_modes_compatible): Handle CCA, CCC, CCO and CCS modes.
18690 (IX86_BUILTIN_PCMPESTRI128): New for SSE4.2.
18691 (IX86_BUILTIN_PCMPESTRM128): Likewise.
18692 (IX86_BUILTIN_PCMPESTRA128): Likewise.
18693 (IX86_BUILTIN_PCMPESTRC128): Likewise.
18694 (IX86_BUILTIN_PCMPESTRO128): Likewise.
18695 (IX86_BUILTIN_PCMPESTRS128): Likewise.
18696 (IX86_BUILTIN_PCMPESTRZ128): Likewise.
18697 (IX86_BUILTIN_PCMPISTRI128): Likewise.
18698 (IX86_BUILTIN_PCMPISTRM128): Likewise.
18699 (IX86_BUILTIN_PCMPISTRA128): Likewise.
18700 (IX86_BUILTIN_PCMPISTRC128): Likewise.
18701 (IX86_BUILTIN_PCMPISTRO128): Likewise.
18702 (IX86_BUILTIN_PCMPISTRS128): Likewise.
18703 (IX86_BUILTIN_PCMPISTRZ128): Likewise.
18704 (struct builtin_description): Change "flag" field to unsigned.
18705 (bdesc_pcmpestr): New builtin description table.
18706 (bdesc_pcmpistr): Likewise.
18707 (ix86_init_mmx_sse_builtins): Define int_ftype_v16qi_int_v16qi_int_int,
18708 v16qi_ftype_v16qi_int_v16qi_int_int and int_ftype_v16qi_v16qi_int.
18709 Initialize pcmp[ei]str[im] insns for SSE4.2.
18710 (ix86_expand_sse_pcmpestr): New subroutine of ix86_expand_builtin.
18711 (ix86_expand_sse_pcmpistr): Likewise.
18712 (ix86_expand_builtin): Expand pcmp[ei]str[im] builtins for SSE4.2.
18713 * config/i386/i386.md (UNSPEC_PCMPESTR): New for SSE4.2.
18714 (UNSPEC_PCMPISTR): Likewise.
18715 * config/i386/sse.md (sse4_2_pcmpestr): New insn patern and splitter.
18716 (sse4_2_pcmpestri):New isns pattern.
18717 (sse4_2_pcmpestrm): Likewise.
18718 (sse4_2_pcmpestr_cconly): Likewise.
18719 (sse4_2_pcmpistr): New insn patern and splitter.
18720 (sse4_2_pcmpistri):New isns pattern.
18721 (sse4_2_pcmpistrm): Likewise.
18722 (sse4_2_pcmpistr_cconly): Likewise.
18723 * config/i386/smmintrin.h: Enable pcmp[ei]str[im] intrinsics
18726 2007-06-01 David Daney <ddaney@avtrex.com>
18728 * config/mips/mips.c (mips_output_mi_thunk): Only load gp if not
18729 LOADGP_ABSOLUTE and not binds_local_p.
18731 2007-06-01 Geoffrey Keating <geoffk@apple.com>
18733 * config/darwin.h (LINK_SPEC): Pass -fpie through to the linker.
18735 2007-06-01 Ian Lance Taylor <iant@google.com>
18737 * tree-vrp.c (compare_name_with_value): Always set
18738 used_strict_overflow if we get a result from the variable itself.
18740 2007-06-01 Ian Lance Taylor <iant@google.com>
18742 PR rtl-optimization/31455
18743 * lower-subreg.c (find_decomposable_subregs): Don't decompose
18744 subregs which have a cast between modes which are not tieable.
18746 2007-06-01 Uros Bizjak <ubizjak@gmail.com>
18748 * expr.c (force_operand) [DIV, MOD, UDIV, UMOD, ASHIFTRT]: Remove
18749 breaks after return statements.
18751 2007-06-01 Kaz Kojima <kkojima@gcc.gnu.org>
18753 * config/sh/sh.c (fpscr_set_from_mem): Call get_free_reg
18754 only after no_new_pseudos.
18756 2007-05-31 Eric Christopher <echristo@apple.com>
18758 * expr.c (convert_move): Assert that we don't have a BLKmode
18760 (store_expr): Handle BLKmode moves by calling emit_block_move.
18762 2007-05-31 Daniel Berlin <dberlin@dberlin.org>
18764 * c-typeck.c (build_indirect_ref): Include type in error message.
18765 (build_binary_op): Pass types to binary_op_error.
18766 * c-common.c (binary_op_error): Take two type arguments, print out
18768 * c-common.h (binary_op_error): Update prototype.
18770 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
18772 * config/i386/i386.c: Correct coments on -mno-sse4.
18774 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
18776 * config.gcc (i[34567]86-*-*): Add nmmintrin.h to extra_headers.
18777 (x86_64-*-*): Likewise.
18778 * config/i386/i386.c (OPTION_MASK_ISA_MMX_UNSET): New.
18779 (OPTION_MASK_ISA_3DNOW_UNSET): Likewise.
18780 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
18781 (OPTION_MASK_ISA_SSE2_UNSET): Likewise.
18782 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
18783 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
18784 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
18785 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
18786 (OPTION_MASK_ISA_SSE4): Likewise.
18787 (OPTION_MASK_ISA_SSE4_UNSET): Likewise.
18788 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
18789 (ix86_handle_option): Use OPTION_MASK_ISA_*_UNSET. Handle SSE4.2.
18790 (override_options): Support SSE4.2.
18791 (ix86_build_const_vector): Support SImode and DImode.
18792 (ix86_build_signbit_mask): Likewise.
18793 (ix86_expand_int_vcond): Support V2DImode.
18794 (IX86_BUILTIN_CRC32QI): New for SSE4.2.
18795 (IX86_BUILTIN_CRC32HI): Likewise.
18796 (IX86_BUILTIN_CRC32SI): Likewise.
18797 (IX86_BUILTIN_CRC32DI): Likewise.
18798 (IX86_BUILTIN_PCMPGTQ): Likewise.
18799 (bdesc_crc32): Likewise.
18800 (bdesc_sse_3arg): Likewise.
18801 (ix86_expand_crc32): Likewise.
18802 (ix86_init_mmx_sse_builtins): Support SSE4.2.
18803 (ix86_expand_builtin): Likewise.
18804 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
18805 __SSE4_2__ for -msse4.2.
18806 * config/i386/i386.md (UNSPEC_CRC32): New for SSE4.2.
18807 (CRC32MODE): Likewise.
18808 (crc32modesuffix): Likewise.
18809 (crc32modeconstraint): Likewise.
18810 (sse4_2_crc32<mode>): Likewise.
18811 (sse4_2_crc32di): Likewise.
18812 * config/i386/i386.opt (msse4.2): New for SSE4.2.
18814 * config/i386/nmmintrin.h: New. The dummy SSE4.2 intrinsic header file.
18815 * config/i386/smmintrin.h: Add SSE4.2 intrinsics.
18816 * config/i386/sse.md (sse4_2_gtv2di3): New pattern for SSE4.2.
18817 (vcond<mode>): Use SSEMODEI instead of SSEMODE124.
18818 (vcondu<mode>): Likewise.
18819 * doc/extend.texi: Document SSE4.2 built-in functions.
18820 * doc/invoke.texi: Document -msse4.2/-msse4.
18822 2007-05-31 Zdenek Dvorak <dvorakz@suse.cz>
18824 PR tree-optimization/32160
18825 * tree-predcom.c (predcom_tmp_var): New function. Mark created
18826 variable as gimple reg.
18827 (initialize_root_vars, initialize_root_vars_lm): Use predcom_tmp_var.
18829 2007-05-31 Kazu Hirata <kazu@codesourcery.com>
18831 * gcc.c (main): Don't consider linker options when issuing the
18832 warning about a linker input file not being used.
18834 2007-05-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18836 * tree-vrp.c (compare_names): Initialize sop.
18838 2007-05-30 Dirk Mueller <dmueller@suse.de>
18840 * cgraphunit.c (cgraph_analyze_function): Remove
18841 computation of inline parameters.
18843 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
18845 * config/i386/darwin.h (TARGET_SUBTARGET_DEFAULT): Undef before define.
18847 2007-05-30 Richard Sandiford <richard@codesourcery.com>
18849 * config.gcc (arm-wrs-vxworks): Remove dbxelf.h from tm_file.
18850 Add vx-common.h. Include vxworks.h between vx-common.h and
18852 * config/vx-common.h (DWARF2_UNWIND_INFO): Undefine before
18854 * config/vxworks.h (TARGET_ASM_CONSTRUCTOR): Likewise.
18855 (TARGET_ASM_DESTRUCTOR): Likewise.
18856 * config/arm/vxworks.h (TARGET_OS_CPP_BUILTINS): Check arm_arch_xscale
18857 instead of arm_is_xscale. Use VXWORKS_OS_CPP_BUILTINS.
18858 (OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
18859 (CC1_SPEC): Add -tstrongarm. Line up backslashes.
18860 (VXWORKS_ENDIAN_SPEC): Define.
18861 (ASM_SPEC): Add VXWORKS_ENDIAN_SPEC.
18862 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine to their
18863 VXWORKS_* equivalents.
18864 (LINK_SPEC): Likewise, but add VXWORKS_ENDIAN_SPEC.
18865 (ASM_FILE_START): Delete.
18866 (TARGET_VERSION): Reformat.
18867 (FPUTYPE_DEFAULT, FUNCTION_PROFILER): Define.
18868 (DEFAULT_STRUCTURE_SIZE_BOUNDARY): Define.
18869 * config/arm/t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Define.
18870 (FPBIT, DPBIT): Define.
18871 (fp-bit.c, dp-bit.c): New rules.
18872 (MULTILIB_OPTIONS): Add strongarm, -mrtp and -mrtp/-fPIC multilibs.
18873 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Define.
18874 * config/arm/arm-protos.h (arm_emit_call_insn): Declare.
18875 * config/arm/arm.h: Include vxworks-dummy.h.
18876 * config/arm/arm.c (arm_elf_asm_constructor, arm_elf_asm_destructor):
18877 Mark with ATTRIBUTE_UNUSED.
18878 (arm_override_options): Do not allow VxWorks RTP PIC to be used
18879 for Thumb. Force r9 to be the PIC register for VxWorks RTPs and
18880 make it incompatible with -msingle-pic-base.
18881 (arm_function_ok_for_sibcall): Return false for calls that might
18882 go through a VxWorks PIC PLT entry.
18883 (require_pic_register): New function, split out from...
18884 (legitimize_pic_address): ...here. Do not use GOTOFF accesses
18886 (arm_load_pic_register): Handle the VxWorks RTP initialization
18887 sequence. Use pic_reg as a shorthand for cfun->machine->pic_reg.
18888 (arm_emit_call_insn): New function.
18889 (arm_assemble_integer): Do not use GOTOFF accesses for VxWorks RTP.
18890 * config/arm/arm.md (UNSPEC_PIC_OFFSET): New unspec number.
18891 (pic_offset_arm): New pattern.
18892 (call, call_value): Use arm_emit_call_insn.
18893 (call_internal, call_value_internal): New expanders.
18894 * config/arm/lib1funcs.asm (__PLT__): Define to empty for
18895 VxWorks unless __PIC__.
18897 2007-05-30 Eric Christopher <echristo@gmail.com>
18899 * genrecog.c: Include regs.h in generated file.
18900 * genemit.c: Ditto. Fix up formatting.
18901 * config/mn10300/constraints.md: New.
18902 * config/mn10300/mn10300.md: Include.
18903 * config/mn10300/mn10300.c(mn10300_secondary_reload_class):
18904 Fix up for removed macro.
18905 * config/mn10300/predicates.md (call_address_operand): Ditto.
18906 * config/mn10300/mn10300.h (REG_CLASS_FROM_LETTER): Delete.
18907 (CONST_OK_FOR_I): Ditto.
18908 (CONST_OK_FOR_J): Ditto.
18909 (CONST_OK_FOR_K): Ditto.
18910 (CONST_OK_FOR_L): Ditto.
18911 (CONST_OK_FOR_M): Ditto.
18912 (CONST_OK_FOR_N): Ditto.
18913 (CONST_DOUBLE_OK_FOR_LETTER_P): Ditto.
18917 (EXTRA_CONSTRAINT): Ditto.
18919 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
18921 * config/i386/i386.h (MASK_64BIT, MASK_MMX, MASK_3DNOW*, MASK_SSE*):
18923 * config/i386/biarch.h (TARGET_64BIT_DEFAULT): Define to
18924 OPTION_MASK_ISA_64BIT.
18925 * config/i386/i386.c: Rename MASK_* macros to OPTION_MASK_ISA_*.
18927 2007-05-30 Richard Guenther <rguenther@suse.de>
18929 PR middle-end/32152
18930 * gimplify.c (gimplify_omp_atomic_pipeline): Use correct
18931 types for comparison.
18932 * fold-const.c (fold_comparison): Call maybe_canonicalize_comparison
18933 with original typed arguments.
18934 * config/i386/i386.c (ix86_gimplify_va_arg): Fix type mismatches.
18936 2007-05-30 Jakub Jelinek <jakub@redhat.com>
18938 PR tree-optimization/31769
18939 * except.c (duplicate_eh_regions): Clear prev_try if
18940 ERT_MUST_NOT_THROW region is inside of ERT_TRY region.
18942 2007-05-30 Zdenek Dvorak <dvorakz@suse.cz>
18944 * tree-scalar-evolution.c (scev_const_prop): Do not create labels.
18945 * tree-ssa-sink.c (statement_sink_location): Return basic block and
18946 bsi of the location where statements should be inserted.
18947 (sink_code_in_bb): Take bsi from statement_sink_location.
18948 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Use bsi_after_labels
18949 instead of bsi_start.
18950 * tree-profile.c (tree_gen_ic_func_profiler): Pass BSI_NEW_STMT to
18952 * tree-cfg.c (bsi_move_after): Pass BSI_NEW_STMT to bsi_insert_after.
18953 (bsi_move_before): Document inconsistency with bsi_move_after.
18954 (tree_redirect_edge_and_branch): Do not create labels if not necessary.
18956 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
18958 * config/i386/i386.h (TARGET_ABM): New define.
18959 (TARGET_POPCNT): Ditto.
18960 (TARGET_64BIT, TARGET_MMX, TARGET_3DNOW, TARGET_3DNOW_A, TARGET_SSE*):
18961 New temporary defines to redefine from OPTION_ISA_* defines.
18962 (MASK_64BIT, MASK_MMX, MASK_3DNOW, MASK_3DNOW_A, MASK_SSE*):
18963 New temporary defines to redefine from OPTION_MASK_ISA_* defines.
18964 (ix86_isa_flags): New extern int declaration.
18965 (TARGET_SUBTARGET_DEFAULT): New define.
18966 (TARGET_SUBTARGET_ISA_DEFAULT): Ditto.
18967 (TARGET_SUBTARGET32_DEFAULT): Ditto.
18968 (TARGET_SUBTARGET32_ISA_DEFAULT): Ditto.
18969 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
18970 * config/i386/unix.h: Undef TARGET_SUBTARGET_DEFAULT before define.
18971 * config/i386/darwin.h: Change TARGET_64BIT define to
18974 * config/i386/i386.opt (m3dnowa): Define as undocumented option
18975 using existing "ix86_isa_flags" varible.
18976 (m32, m64): Use existing "ix86_isa_flags" variable.
18977 (mmmx, m3dnow): Ditto.
18978 (msse, msse2, msse3, mssse3, msse4.1, msse4a): Ditto.
18979 (mabm): Define as non-negative option using "x86_abm" variable.
18980 (mpopcnt): Define as non-negative option using "x86_popcnt" variable.
18982 * config/i386/i386.c (ix86_arch_features) [X86_ARCH_CMOVE]:
18983 Rewrite feature test bitmap.
18984 (ix86_isa_flags): New initialized global int varible.
18985 (ix86_isa_flags_explicit): New static int variable.
18986 (ix86_handle_option): Set "ix86_isa_flags_explicit" when mmmx, m3dnow,
18987 msse, msse2, msse3, msse4.1 and msse4a option is processed. Change
18988 i86_isa_flags and ix86_isa_flags_explicit, not target_flags and
18989 target_flags_explicit.
18990 (override_options): Remove "target_enable" and "target_disable" fields
18991 from "struct ptt". Update processor_target_table accordingly. Remove
18992 PTA_PREFETCH_SSE from processor_alias_table entry if PTE_SSE is
18993 defined and rearrange PTA_* bits. Use "ix86_isa_flags" instead of
18994 "target_flags" and "ix86_isa_flags_explicit" instead of
18995 "target_flags_explicit" when masked with MASK_64BIT, MASK_MMX,
18996 MASK_3DNOW, MASK_3DNOW_A or MASK_SSE*. Set "x86_abm" to true when
18997 PTA_ABM is set in processor_alias_table flags entry. Set "x86_popcnt"
18998 to true when either of PTA_POPCNT or PTA_ABM is set in
18999 processor_alias_table flags entry. Set "x86_prefetch_sse" to true
19000 when either of PTA_PREFETCH_SSE or PTA_SSE is set in
19001 processor_alias_table flags entry. Remove handling of
19002 "target_enable" and "target_disable" fields of processor_target_table.
19003 Mask "target_flags" with TARGET_SUBTARGET32_DEFAULT for 32-bit
19004 targets or with TARGET_SUBTARGET64_DEFAULT for 64-bit targets.
19005 Mask "ix86_isa_flags" with TARGET_SUBTARGET32_ISA_DEFAULT for 32-bit
19006 targets or with TARGET_SUBTARGET64_ISA_DEFAULT for 64-bit targets.
19007 (def_builtin): Mask "mask" variable with "ix86_isa_flags", not
19009 (TARGET_DEFAULT_TARGET_FLAGS): Do not include TARGET_64BIT_DEFAULT.
19011 2007-05-29 David Daney <ddaney@avtrex.com>
19014 * config/mips/mips.c (mips_output_mi_thunk): Emit
19015 NOTE_INSN_PROLOGUE_END at beginning of the thunk.
19017 2007-05-29 Hui-May Chang <hm.chang@apple.com>
19018 * config/i386/i386.c (ix86_function_regparm): Added checking of
19019 ix86_force_align_arg_pointer to determine the number of
19020 register parameters.
19022 2007-05-29 Zdenek Dvorak <dvorakz@suse.cz>
19024 * tree-vectorizer.h (DR_MISALIGNMENT): Cast aux to integer.
19025 (SET_DR_MISALIGNMENT): New.
19026 * tree-vect-analyze.c (vect_compute_data_ref_alignment,
19027 vect_update_misalignment_for_peel, vect_enhance_data_refs_alignment):
19028 Use SET_DR_MISALIGNMENT.
19029 * tree-predcom.c (split_data_refs_to_components): Cast dr->aux from
19031 * tree-data-ref.c (create_data_ref, compute_all_dependences,
19032 find_loop_nest): Export.
19033 * tree-data-ref.h (struct data_reference): Change aux field to pointer.
19034 (create_data_ref, compute_all_dependences, find_loop_nest): Declare.
19035 * tree-ssa-loop-prefetch.c: Include tree-data-ref.h.
19036 (L1_CACHE_SIZE_BYTES, L2_CACHE_SIZE_BYTES, NONTEMPORAL_FRACTION):
19038 (struct mem_ref): Add field reuse_distance.
19039 (find_or_create_group, record_ref): Use XNEW instead of xcalloc.
19040 Initialize reuse_distance field.
19041 (issue_prefetch_ref): Select temporality of prefetch according to
19043 (volume_of_references, volume_of_dist_vector, add_subscript_strides,
19044 self_reuse_distance, determine_loop_nest_reuse): New functions.
19045 (loop_prefetch_arrays): Call determine_loop_nest_reuse.
19046 (tree_ssa_prefetch_arrays): Dump L2 cache size.
19047 * Makefile.in (tree-ssa-loop-prefetch.o): Add TREE_DATA_REF_H
19050 2007-05-29 Daniel Berlin <dberlin@dberlin.org>
19052 * tree-ssa-alias.c: Add aliasing overview.
19054 2007-05-29 Zuxy Meng <zuxy.meng@gmail.com>
19055 Danny Smith <dannysmith@users.sourceforge.net>
19058 * config/i386/t-crtfm: Compile crtfastmath.o with
19059 -minline-all-stringops.
19060 * config/i386/cygwin.h (ENDFILE_SPECS): Add crtfastmath.o.
19061 * config/i386/mingw32.h (ENDFILE_SPECS): Add crtfastmath.o.
19063 2007-05-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
19065 * doc/md.texi: Document constraints on HP PA-RISC.
19067 * pa/constraints.md: New file.
19068 * pa.md: Include constraints.md.
19069 * pa.c (cint_ok_for_move): Avoid using CONST_OK_FOR_LETTER_P.
19070 (integer_store_memory_operand, ldil_cint_p): New functions.
19071 * pa-protos.h (integer_store_memory_operand, ldil_cint_p): Declare.
19072 * pa.h (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
19073 IS_RELOADING_PSEUDO_P, EXTRA_CONSTRAINT): Remove.
19074 * pa32-regs.h (REG_CLASS_FROM_LETTER): Remove.
19075 * pa64-regs.h (REG_CLASS_FROM_LETTER): Remove.
19077 2007-05-28 Andrew Pinski <Andrew_pinski@playstation.sony.com>
19080 * c-typeck.c (build_unary_op <case PREINCREMENT_EXPR,
19081 case POSTINCREMENT_EXPR, case PREDECREMENT_EXPR,
19082 case POSTDECREMENT_EXPR>): Return the error_mark_node
19083 if either the real or imaginary parts would an
19086 2007-05-28 Daniel Berlin <dberlin@dberlin.org>
19088 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Release LHS SSA
19089 name when we remove it from a call.
19091 2007-05-28 Kazu Hirata <kazu@codesourcery.com>
19093 * targhooks.c (default_narrow_bitfield): Remove.
19094 * targhooks.h: Remove the prototype for
19095 default_narrow_bitfield.
19097 * langhooks-def.h: Remove the prototype for
19098 hook_get_alias_set_0.
19099 * langhooks.c (hook_get_alias_set_0): Remove.
19101 * global.c (EXECUTE_IF_CONFLICT): Remove.
19103 2007-05-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
19106 * fold-const.c (tree_expr_nonnegative_warnv_p): Don't
19107 return true when truth_value_p is true and the type
19110 2007-05-28 Gerald Pfeifer <gerald@pfeifer.com>
19112 * doc/install.texi (Prerequisites): We no longer require Autoconf
19113 2.13 for the top-level.
19115 2007-05-28 Uros Bizjak <ubizjak@gmail.com>
19117 * target/i386/i386.c (ix86_expand_vector_move): Expand unaligned
19118 memory access via x86_expand_vector_move_misalign() only for
19119 TImode values on 32-bit targets.
19121 2007-05-28 Razya Ladelsky <razya@il.ibm.com>
19123 * matrix-reorg.c: New file. Implement matrix flattening and
19124 transposing optimization.
19125 * tree-pass.h: Add matrix reorg pass.
19126 * common.opt: Add fipa-mreorg flag.
19127 * Makefile.in: Add matrix-reorg.c.
19128 * passes.c: Add matrix reorg pass.
19129 * varpool.c (add_new_static_var): New function.
19130 * cgraph.h (add_new_static_var): Declare.
19132 2007-05-27 Eric Christopher <echristo@apple.com>
19134 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update
19135 sp_offset depending on stack size. Save r12 depending
19136 on registers we're saving later.
19137 (rs6000_emit_epilogue): Update sp_offset depending only
19140 2007-05-27 Zdenek Dvorak <dvorakz@suse.cz>
19142 * tree-vrp.c (execute_vrp): Do not check whether current_loops == NULL.
19143 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
19144 * ifcvt.c (if_convert): Ditto.
19145 * tree-ssa-threadupdate.c (thread_block): Ditto.
19146 (thread_through_all_blocks): Ditto. Assert that loops were analysed.
19147 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa,
19148 verify_loop_closed_ssa): Check number_of_loops instead of
19150 * predict.c (tree_estimate_probability): Ditto.
19151 * tree-if-conv.c (main_tree_if_conversion): Ditto.
19152 * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
19153 * modulo-sched.c (sms_schedule): Ditto.
19154 * tree-scalar-evolution.c (scev_const_prop): Ditto.
19155 (scev_finalize): Do not do anything if scev analysis was not
19157 * cfgloopanal.c (mark_irreducible_loops): Do not check whether
19158 current_loops == NULL.
19159 (mark_loop_exit_edges): Check number_of_loops instead of current_loops.
19160 * loop-init.c (loop_optimizer_init): Do not free current_loops when
19161 there are no loops.
19162 (loop_optimizer_finalize): Assert that loops were analyzed.
19163 (rtl_move_loop_invariants, rtl_unswitch, rtl_unroll_and_peel_loops,
19164 rtl_doloop): Check number_of_loops instead of current_loops.
19165 * tree-ssa-loop.c (tree_loop_optimizer_init): Do not check whether
19166 current_loops == NULL.
19167 (tree_ssa_loop_init, tree_ssa_loop_im, tree_ssa_loop_unswitch,
19168 gate_tree_vectorize tree_linear_transform, check_data_deps,
19169 tree_ssa_loop_ivcanon, tree_ssa_empty_loop, tree_ssa_loop_bounds,
19170 tree_complete_unroll, tree_ssa_loop_prefetch, tree_ssa_loop_ivopts):
19171 Check number_of_loops instead of current_loops.
19172 (tree_ssa_loop_done): Do not check whether current_loops == NULL.
19173 * tree-ssa-pre.c (fini_pre): Do not take do_fre argument. Always
19174 free loops if available.
19175 (execute_pre): Do not pass do_fre to fini_pre.
19177 2007-05-27 Tobias Burnus <burnus@net-b.de>
19179 PR middle-end/32083
19180 * real.c (mpfr_from_real): Fix sign of -Inf.
19182 2007-05-27 H.J. Lu <hongjiu.lu@intel.com>
19184 * tree-vect-transform.c (vectorizable_conversion): Initialize
19185 tree_code variables to ERROR_MARK.
19186 (vectorizable_type_demotion): Likewise.
19187 (vectorizable_type_promotion): Likewise.
19189 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
19192 * config/i386/i386.md (movti): Handle push operands via
19193 ix86_expand_push().
19195 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
19197 * basic-block.h: Remove the prototype for merge_seq_blocks.
19198 * cfgcleanup.c (merge_seq_blocks): Remove.
19200 * tree-flow.h: Remove the prototype for is_aliased_with.
19201 * tree-ssa-alias.c (is_aliased_with): Remove.
19203 2007-05-26 H.J. Lu <hongjiu.lu@intel.com>
19205 * config/i386/i386-protos.h (ix86_expand_sse4_unpack): New.
19207 * config/i386/i386.c (ix86_expand_sse4_unpack): New.
19209 * config/i386/sse.md (vec_unpacku_hi_v16qi): Call
19210 ix86_expand_sse4_unpack if SSE4.1 is enabled.
19211 (vec_unpacks_hi_v16qi): Likewise.
19212 (vec_unpacku_lo_v16qi): Likewise.
19213 (vec_unpacks_lo_v16qi): Likewise.
19214 (vec_unpacku_hi_v8hi): Likewise.
19215 (vec_unpacks_hi_v8hi): Likewise.
19216 (vec_unpacku_lo_v8hi): Likewise.
19217 (vec_unpacks_lo_v8hi): Likewise.
19218 (vec_unpacku_hi_v4si): Likewise.
19219 (vec_unpacks_hi_v4si): Likewise.
19220 (vec_unpacku_lo_v4si): Likewise.
19221 (vec_unpacks_lo_v4si): Likewise.
19223 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
19225 * c-typeck.c, config/arm/arm.c, config/darwin.c,
19226 config/sh/symbian.c, gcc.c, ipa-cp.c, ipa-inline.c, loop-iv.c,
19227 omega.c, tree-ssa-loop-niter.c, treestruct.def: Fix typos and
19228 follow spelling conventions in various
19229 warning/error/diagnostic messages.
19231 * config/i386/i386.c, config/pa/pa.c, config/spu/spu.c,
19232 df-problems.c, df-scan.c, domwalk.c, ebitmap.c, ebitmap.h,
19233 fold-const.c, gcc.c, ipa-type-escape.c, omega.c, omega.h,
19234 tree-ssa-coalesce.c, tree-ssa-live.c, tree-ssa-structalias.c,
19235 tree-vrp.c: Fix comment typos. Follow spelling conventions.
19236 * doc/tm.texi: Follow spelling conventions.
19238 2007-05-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
19241 * tree-ssa-forwprop.c
19242 (forward_propagate_addr_into_variable_array_index): Remove
19243 the lhs argument. Use the type of def_rhs instead of lhs.
19244 (forward_propagate_addr_expr_1): Update use of
19245 forward_propagate_addr_into_variable_array_index.
19247 2007-05-25 Sandra Loosemore <sandra@codesourcery.com>
19248 Nigel Stephens <nigel@mips.com>
19250 * config/mips/mips.c (mips_attribute_table): Add "near" and "far"
19251 function attributes, "far" being an alias for "long_call".
19252 (TARGET_COMP_TYPE_ATTRIBUTES): Define as mips_comp_type_attributes.
19253 (mips_near_type_p, mips_far_type_p): New.
19254 (mips_comp_type_attributes): New function to check that attributes
19255 attached to a function type are compatible.
19256 (mips_output_mi_thunk): Test SYMBOL_REF_LONG_CALL_P() rather than
19257 TARGET_LONG_CALLS when deciding whether we can do a direct sibcall
19258 to the target function of the thunk.
19259 (mips_encode_section_info): Check for "near" and "far" function
19260 attributes, and always set the SYMBOL_FLAG_LONG_CALL bit explicitly.
19262 * config/mips/predicates.md (const_call_insn_operand): Test only
19263 SYMBOL_REF_LONG_CALL_P() and not TARGET_LONG_CALLS.
19265 * doc/extend.texi (Function Attributes): Document MIPS "near" and
19268 * testsuite/gcc.target/mips/near-far-1.c: New test case.
19269 * testsuite/gcc.target/mips/near-far-2.c: New test case.
19270 * testsuite/gcc.target/mips/near-far-3.c: New test case.
19271 * testsuite/gcc.target/mips/near-far-4.c: New test case.
19273 2007-05-25 Eric Christopher <echristo@apple.com>
19275 * config.gcc: Add i386/t-fprules-softfp64 and soft-fp/t-softfp
19276 to x86-darwin configurations.
19277 * config/i386/t-darwin: Add softfp support.
19278 * config/i386/t-darwin64: Ditto.
19279 * config/i386/sfp-machine.h: If mach then don't use
19280 aliasing, emit a stub to call.
19282 2007-05-25 Kazu Hirata <kazu@codesourcery.com>
19284 * cfglayout.c, cgraphunit.c, config/avr/avr.c, fold-const.c,
19285 haifa-sched.c, optabs.h, tree-affine.c, tree-data-ref.c,
19286 tree-predcom.c, tree-ssa-alias-warnings.c,
19287 tree-ssa-forwprop.c, tree-vect-analyze.c, tree-vrp.c: Fix
19288 comment typos. Follow spelling conventions.
19289 * doc/cpp.texi, doc/invoke.texi: Fix typos.
19291 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
19294 * target/i386/i386.c (ix86_expand_vector_move): Force SUBREGs of
19295 constants into memory. Expand unaligned memory references for
19296 SSE modes via x86_expand_vector_move_misalign() function.
19298 2007-05-25 Uros Bizjak <ubizjak@gmail.com>
19300 * config/i386/sse.md (*vec_extractv2di_1_sse2): Do not calculate
19301 "memory" attribute for "sseishft" type insn without operands[2].
19303 2007-05-25 Dirk Mueller <dmueller@suse.de>
19304 Marcus Meissner <meissner@suse.de>
19306 * doc/extend.texi (alloc_size): New attribute.
19307 * c-common.c (handle_alloc_size_attribute): New.
19308 * tree-object-size.c (alloc_object_size): Use alloc_size
19309 attribute, if available.
19311 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
19313 * config/i386/i386.c (__builtin_ia32_vec_ext_v2df): Mark it
19315 (__builtin_ia32_vec_ext_v2di): Likewise.
19316 (__builtin_ia32_vec_ext_v4si): Likewise.
19317 (__builtin_ia32_vec_ext_v8hi): Likewise.
19318 (__builtin_ia32_vec_ext_v16qi): Likewise.
19319 (__builtin_ia32_vec_set_v8hi): Likewise.
19321 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
19323 * config/i386/sse.md (*vec_extractv2di_1_sse2): Correct shift.
19325 2007-05-25 Richard Sandiford <richard@codesourcery.com>
19327 * config/arm/arm-protos.h (arm_encode_call_attribute): Delete.
19328 (arm_is_longcall_p): Rename to...
19329 (arm_is_long_call_p): ...this. Take a single tree argument and
19331 * config/arm/arm.h (CALL_SHORT, CALL_LONG, CALL_NORMAL): Delete.
19332 (CUMULATIVE_ARGS): Remove call_cookie.
19333 (SHORT_CALL_FLAG_CHAR, LONG_CALL_FLAG_CHAR, ENCODED_SHORT_CALL_ATTR_P)
19334 (ENCODED_LONG_CALL_ATTR_P): Delete.
19335 (ARM_NAME_ENCODING_LENGTHS): Remove SHORT_CALL_FLAG_CHAR and
19336 LONG_CALL_FLAG_CHAR cases.
19337 (ARM_DECLARE_FUNCTION_SIZE): Delete.
19338 * config/arm/elf.h (ASM_DECLARE_FUNCTION_SIZE): Don't use
19339 ARM_DECLARE_FUNCTION_SIZE.
19340 * config/arm/arm.c (arm_init_cumulative_args): Don't set call_cookie.
19341 (arm_function_arg): Return const0_rtx for VOIDmode arguments.
19342 (arm_encode_call_attribute, current_file_function_operand): Delete.
19343 (arm_function_in_section_p): New function.
19344 (arm_is_longcall_p): Rename to...
19345 (arm_is_long_call_p): ...this. Take the target function as a single
19346 argument and return a bool. Do not rely on call cookies. Check
19347 whether the target symbol is in the same section as the current
19348 function, not just the same compilation unit.
19349 (arm_function_ok_for_sibcall): Use arm_is_long_call_p.
19350 (arm_encode_section_info): Don't encode a call type.
19351 * config/arm/arm.md (call, call_value): Update calls to
19352 arm_is_long(_)call_p. Simplify logic.
19353 (*call_symbol, *call_value_symbol, *call_insn, *call_value_insn):
19354 Update calls to arm_is_long(_)call_p.
19356 2007-05-25 Richard Guenther <rguenther@suse.de>
19358 PR tree-optimization/31982
19359 * tree-ssa-forwprop.c
19360 (forward_propagate_addr_into_variable_array_index): Handle arrays
19361 with element size one.
19363 2007-05-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
19365 * config/spu/spu.md (smulsi3_highpart): Unshare the rtl chain.
19366 (umulsi3_highpart): Likewise.
19368 2007-05-24 Ian Lance Taylor <iant@google.com>
19370 PR rtl-optimization/32069
19371 * regclass.c (regclass): Don't crash if the entry in regno_reg_rtx
19374 2007-05-24 Ollie Wild <aaw@google.com>
19376 * doc/cpp.texi (Common Predefined Macros): Add __COUNTER__
19379 2007-05-24 Richard Sandiford <rsandifo@nildram.co.uk>
19381 * postreload-gcse.c (reg_changed_after_insn_p): New function.
19382 (oprs_unchanged_p): Use it to check all registers in a REG.
19383 (record_opr_changes): Look for clobbers in CALL_INSN_FUNCTION_USAGE.
19384 (reg_set_between_after_reload_p): Delete.
19385 (reg_used_between_after_reload_p): Likewise.
19386 (reg_set_or_used_since_bb_start): Likewise.
19387 (eliminate_partially_redundant_load): Use reg_changed_after_insn_p
19388 and reg_used_between_p instead of reg_set_or_used_since_bb_start.
19389 Use reg_set_between_p instead of reg_set_between_after_reload_p.
19390 * rtlanal.c (reg_set_p): Check whether REG overlaps
19391 regs_invalidated_by_call, rather than just checking the
19392 membership of REGNO (REG).
19394 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
19396 * doc/passes.texi: Document predictive commoning.
19397 * doc/invoke.texi (-fpredictive-commoning): Document.
19398 * opts.c (decode_options): Enable flag_predictive_commoning on -O3.
19399 * tree-ssa-loop-im.c (get_lsm_tmp_name): Export. Allow
19400 adding indices to the generated name.
19401 (schedule_sm): Pass 0 to get_lsm_tmp_name.
19402 * tree-ssa-loop-niter.c (stmt_dominates_stmt_p): Export.
19403 * tree-pretty-print.c (op_symbol_1): Renamed to ...
19404 (op_symbol_code): ... and exported.
19405 (dump_omp_clause, op_symbol): Use op_symbol_code
19406 instead of op_symbol_1.
19407 * tree-pass.h (pass_predcom): Declare.
19408 * timevar.def (TV_PREDCOM): New timevar.
19409 * tree-ssa-loop.c (run_tree_predictive_commoning,
19410 gate_tree_predictive_commoning, pass_predcom): New.
19411 * tree-data-ref.c (find_data_references_in_loop): Find the
19412 references in dominance order.
19413 (canonicalize_base_object_address): Ensure that the result has
19415 (dr_analyze_innermost): Export.
19416 (create_data_ref): Code to fail for references with invariant
19418 (find_data_references_in_stmt): ... here.
19419 * tree-data-ref.h (dr_analyze_innermost): Declare.
19420 * tree-affine.c: Include tree-gimple.h and hashtab.h.
19421 (aff_combination_find_elt, name_expansion_hash,
19422 name_expansion_eq, tree_to_aff_combination_expand,
19423 double_int_constant_multiple_p, aff_combination_constant_multiple_p):
19425 * tree-affine.h (aff_combination_constant_multiple_p,
19426 tree_to_aff_combination_expand): Declare.
19427 * tree-predcom.c: New file.
19428 * common.opt (fpredictive-commoning): New option.
19429 * tree-flow.h (op_symbol_code, tree_predictive_commoning,
19430 stmt_dominates_stmt_p, get_lsm_tmp_name): Declare.
19431 * Makefile.in (tree-predcom.o): Add.
19432 (tree-affine.o): Add TREE_GIMPLE_H dependency.
19433 * passes.c (init_optimization_passes): Add dceloop after
19434 copy propagation in loop optimizer. Add predictive commoning
19435 to loop optimizer passes.
19437 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
19439 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Correct
19442 2007-05-24 Jan Hubicka <jh@suse.cz>
19444 * gengenrtl.c (gendecl, gendef): Output the gens annotated for
19446 (genheader): Include statistics.h.
19448 * doc/invoke.texi (-fdump-unnumbered): Update docs when line number
19450 * print-rtl.c (flag_dump_unnumbered): Update comments.
19451 (print_rtl): Fix my previous change.
19452 * emit-rtl.c (emit_note_before, emit_note_after): Clear out note
19455 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
19457 PR middle-end/32018
19458 * tree-ssa-threadupdate.c (thread_through_loop_header): Use
19460 (thread_through_all_blocks): Call initialize_original_copy_tables
19461 and free_original_copy_tables.
19462 * cfgloopmanip.c (duplicate_loop, duplicate_loop_to_header_edge):
19464 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
19465 * cfghooks.c (duplicate_block): Use get_loop_copy.
19466 * cfg.c: Include cfgloop.h.
19467 (loop_copy): New hash table.
19468 (initialize_original_copy_tables): Initialize loop_copy table.
19469 (free_original_copy_tables): Free loop_copy table.
19470 (copy_original_table_clear, copy_original_table_set,
19471 set_loop_copy, get_loop_copy): New functions.
19472 (set_bb_original, set_bb_copy): Use copy_original_table_set.
19473 * cfgloop.h (struct loop): Remove copy field.
19474 * Makefile.in (cfg.o): Add CFGLOOP_H dependency.
19475 * basic-block.h (set_loop_copy, get_loop_copy): Declare.
19477 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
19479 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 for
19480 -msse/-msse2/-msse3.
19482 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
19484 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Mark
19485 __builtin_ia32_vec_set_v2di with MASK_64BIT.
19487 2007-05-24 Danny Smith <dannysmith@users.sourceforge.net>
19490 * doc/tm.texi (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Document.
19491 * targhooks.h (default_mangle_decl_assembler_name): Declare
19493 * targhooks.c (default_mangle_decl_assembler_name): Define
19495 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) New. Set to
19497 * target.h (struct gcc_target): Add mangle_decl_assembler_name field.
19498 * langhooks.c (lhd_set_decl_assembler_name): Call
19499 targetm.mangle_decl_assembler_name for names with global scope.
19501 * config/i386/cygming.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) Override
19503 (ASM_OUTPUT_DEF_FROM_DECLS): Simplify to use DECL_ASSEMBLER_NAME.
19504 * config/i386/i386-protos.h (i386_pe_mangle_decl_assembler_name):
19506 * config/i386/winnt.c (i386_pe_maybe_mangle_decl_assembler_name):
19507 New. Factored out of i386_pe_encode_section_info.
19508 (gen_stdcall_or_fastcall_suffix): Get name identifier as argument.
19509 Move check for prior decoration of stdcall
19510 symbols to i386_pe_encode_section_info.
19511 (i386_pe_encode_section_info): Adjust call to
19512 gen_stdcall_or_fastcall_suffix. Use
19513 i386_pe_maybe_mangle_decl_assembler_name, if needed.
19514 (i386_pe_mangle_decl_assembler_name): New. Wrap
19515 i386_pe_maybe_mangle_decl_assembler_name.
19517 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
19519 * c-common.c (c_common_signed_or_unsigned_type): Delay the check for
19520 INTEGRAL_TYPE_P and TYPE_UNSIGNED.
19521 * langhooks.c (get_signed_or_unsigned_type): Don't check for
19522 INTEGRAL_TYPE_P or TYPE_UNSIGNED.
19523 (lhd_signed_or_unsigned_type): Check for INTEGRAL_TYPE_P and
19526 2007-05-23 Sandra Loosemore <sandra@codesourcery.com>
19527 Nigel Stephens <nigel@mips.com>
19528 Richard Sandiford <richard@codesourcery.com>
19530 Fix up MIPS16 hard float and add support for complex.
19532 * config/mips/mips.h (TARGET_HARD_FLOAT_ABI): New.
19533 (TARGET_SOFT_FLOAT_ABI): New.
19534 (TARGET_CPU_CPP_BUILTINS): Define __mips_hard_float and
19535 __mips_soft_float to reflect the ABI in use, not whether the
19536 FPU is directly accessible (e.g., in MIPS16 mode).
19537 (UNITS_PER_HWFPVALUE): Use TARGET_SOFT_FLOAT_ABI.
19538 (UNITS_PER_FPVALUE): Likewise.
19540 * config/mips/mips.c (mips_expand_call): Remove redundant
19541 TARGET_MIPS16 check.
19542 (mips_arg_regno): New.
19543 (function_arg_advance): When setting bits in cum->fp_code for
19544 MIPS16, don't subtract 1 from cum->arg_number, since it is now
19546 (function_arg): Use mips_arg_regno.
19547 (mips_return_mode_in_fpr_p): New.
19548 (mips16_call_stub_mode_suffix): New.
19549 (mips16_cfun_returns_in_fpr_p): New.
19550 (mips_save_reg_p): Use mips16_cfun_returns_in_fpr_p.
19551 (mips_output_function_prologue): Test mips16_hard_float, not
19552 !TARGET_SOFT_FLOAT, to decide when a function stub is required.
19553 (mips_expand_epilogue): Call MIPS16 helper routines to copy
19554 return value into a floating-point register.
19555 (mips_can_use_return_insn): Use mips16_cfun_returns_in_fpr_p.
19556 (mips_function_value): Rewrite to use mips_return_mode_in_fpr_p.
19557 (mips16_fp_args): Handle MIPS32r2 ISA which supports
19558 TARGET_FLOAT64, and use mfhc1/mthc1 to copy the most significant
19559 word of double arguments from or to the high bits of 64-bit
19560 floating point registers.
19561 (build_mips16_function_stub): Fill in DECL_RESULT for stubdecl.
19562 (mips16_fpret_double): New helper function.
19563 (build_mips16_call_stub): Use mips16_return_mode_in_fpr_p. Add
19564 support for complex modes. Fill in DECL_RESULT for stubdecl.
19565 (mips_init_libfuncs): Remove redundant TARGET_MIPS16 check.
19567 * config/mips/mips16.S
19568 (RET, ARG1, ARG2): New.
19569 (MERGE_GPRf, MERGE_GPRt): New.
19570 (DELAYt, DELAYf): New.
19571 (MOVE_SF_BYTE0, MOVE_SI_BYTE0): New.
19572 (MOVE_SF_BYTE4, MOVE_SF_BYTE8): New.
19573 (MOVE_DF_BYTE0, MOVE_DF_BYTE8): New.
19574 (MOVE_SF_RET, MOVE_SC_RET, MOVE_DF_RET, MOVE_DC_RET, MOVE_SI_RET): New.
19575 (SFOP): Renamed to...
19576 (OPSF3): This, and macro-ified. Updated all uses.
19577 (SFOP2): Renamed to...
19578 (OPSF2): This, and macro-ified. Updated all uses.
19579 (SFCMP): Renamed to...
19580 (CMPSF): This, and macro-ified. Updated all uses.
19581 (SFREVCMP): Renamed to...
19582 (REVCMPSF): This, and macro-ified. Updated all uses.
19583 (__mips16_floatsisf, __mips16_fix_truncsfsi): Macro-ified.
19584 (LDDBL1, LDDBL2, RETDBL): Deleted.
19585 (DFOP): Renamed to...
19586 (OPDF3): This, and macro-ified. Updated all uses.
19587 (DFOP2): Renamed to...
19588 (OPDF2): This, and macro-ified. Updated all uses.
19589 (__mips16_extendsfdf2, __mips16_truncdfsf2): Macro-ified.
19590 (DFCMP): Renamed to...
19591 (CMPDF): This, and macro-ified. Updated all uses.
19592 (DFREVCMP): Renamed to...
19593 (REVCMPDF): This, and macro-ified. Updated all uses.
19594 (__mips16_floatsidf, __mips16_fix_truncdfsi): Macro-ified.
19595 (RET_FUNCTION): New.
19596 (__mips16_ret_sf, __mips16_ret_df): Macro-ified.
19597 (__mips16_ret_sc, __mips16_ret_dc): New.
19598 (STUB_ARGS_0, STUB_ARGS_1, STUB_ARGS_5, STUB_ARGS_9, STUB_ARGS_2,
19599 STUB_ARGS_6, STUB_ARGS_10): New.
19600 (CALL_STUB_NO_RET): New.
19601 (__mips16_call_stub_1): Macro-ified.
19602 (__mips16_call_stub_5): Macro-ified.
19603 (__mips16_call_stub_2): Macro-ified.
19604 (__mips16_call_stub_6): Macro-ified.
19605 (__mips16_call_stub_9): Macro-ified.
19606 (__mips16_call_stub_10): Macro-ified.
19607 (CALL_STUB_RET): New.
19608 (__mips16_call_stub_sf_0): Macro-ified.
19609 (__mips16_call_stub_sf_1): Macro-ified.
19610 (__mips16_call_stub_sf_5): Macro-ified.
19611 (__mips16_call_stub_sf_2): Macro-ified.
19612 (__mips16_call_stub_sf_6): Macro-ified.
19613 (__mips16_call_stub_sf_9): Macro-ified.
19614 (__mips16_call_stub_sf_10): Macro-ified.
19615 (__mips16_call_stub_df_0): Macro-ified.
19616 (__mips16_call_stub_df_1): Macro-ified.
19617 (__mips16_call_stub_df_5): Macro-ified.
19618 (__mips16_call_stub_df_2): Macro-ified.
19619 (__mips16_call_stub_df_6): Macro-ified.
19620 (__mips16_call_stub_df_9): Macro-ified.
19621 (__mips16_call_stub_df_10): Macro-ified.
19622 (__mips16_call_stub_sc_0): New.
19623 (__mips16_call_stub_sc_1): New.
19624 (__mips16_call_stub_sc_5): New.
19625 (__mips16_call_stub_sc_2): New.
19626 (__mips16_call_stub_sc_6): New.
19627 (__mips16_call_stub_sc_9): New.
19628 (__mips16_call_stub_sc_10): New.
19629 (__mips16_call_stub_dc_0): New.
19630 (__mips16_call_stub_dc_1): New.
19631 (__mips16_call_stub_dc_5): New.
19632 (__mips16_call_stub_dc_2): New.
19633 (__mips16_call_stub_dc_6): New.
19634 (__mips16_call_stub_dc_9): New.
19635 (__mips16_call_stub_dc_10): New.
19637 * config/mips/t-elf (LIB1ASMFUNCS): Add MIPS16 floating-point stubs.
19638 * config/mips/t-isa3264 (LIB1ASMFUNCS): Likewise.
19639 * config/mips/t-r2900 (LIB1ASMFUNCS): Likewise.
19641 2007-05-23 Ian Lance Taylor <iant@google.com>
19643 * doc/invoke.texi (Invoking GCC): Document that the order of the
19646 2007-05-23 Chen Liqin <liqin@sunnorth.com.cn>
19649 * config/score/misc.md (bitclr_c, bitset_c, bittgl_c): Remove.
19650 * config/score/predicate.md (const_pow2, const_npow2): Remove.
19651 * config/score/score.h (ASM_OUTPUT_EXTERNAL): Add ASM_OUTPUT_EXTERNAL
19655 * config/score/score.c (score_print_operand): Make sure that only
19656 lower bits are used.
19658 2007-05-22 Ian Lance Taylor <iant@google.com>
19660 * tree-vrp.c (avoid_overflow_infinity): New static function,
19661 broken out of set_value_range_to_value.
19662 (set_value_range_to_value): Call avoid_overflow_infinity.
19663 (extract_range_from_assert): Likewise.
19665 2007-05-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
19667 PR middle-end/31095
19668 * builtins.c (expand_builtin_memmove_args): Strip nops that don't
19669 change the type before looking for a COMPOUND_EXPR.
19671 2007-05-22 Ian Lance Taylor <iant@google.com>
19673 * lower-subreg.c (decompose_multiword_subregs): If we change an
19674 insn, call remove_retval_note on it.
19676 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
19678 * regs.h (end_hard_regno): New function.
19679 (END_HARD_REGNO, END_REGNO): New macros.
19680 (add_to_hard_reg_set): New function.
19681 (remove_from_hard_reg_set): Likewise.
19682 (in_hard_reg_set_p): Likewise.
19683 (overlaps_hard_reg_set_p): Likewise.
19684 * bt-load.c (find_btr_reference): Use overlaps_hard_reg_set_p.
19685 (note_btr_set): Use END_HARD_REGNO.
19686 * caller-save.c (setup_save_areas): Use end_hard_regno.
19687 (mark_set_regs): Use END_HARD_REGNO.
19688 (add_stored_regs): Use end_hard_regno.
19689 (mark_referenced_regs): Use add_to_hard_reg_set.
19690 * combine.c (update_table_tick): Use END_REGNO.
19691 (record_value_for_reg): Likewise.
19692 (record_dead_and_set_regs): Likewise.
19693 (get_last_value_validate): Likewise.
19694 (use_crosses_set_p): Likewise.
19695 (reg_dead_at_p_1): Likewise.
19696 (reg_dead_at_p): Likewise.
19697 (mark_used_regs_combine): Use add_to_hard_reg_set.
19698 (move_deaths): Use END_HARD_REGNO.
19699 (reg_bitfield_target_p): Use end_hard_regno.
19700 (distribute_notes): Use END_HARD_REGNO.
19701 * cse.c (mention_regs): Use END_REGNO.
19702 (insert): Use add_to_hard_reg_set.
19703 (invalidate): Use END_HARD_REGNO.
19704 (invalidate_for_call): Likewise.
19705 (exp_equiv_p): Use END_REGNO.
19706 (cse_insn): Likewise.
19707 * cselib.c (cselib_invalidate_regno): Use end_hard_regno.
19708 * df-problems.c (df_urec_mark_reg_change): Use END_HARD_REGNO.
19709 * df-scan.c (df_ref_record): Use END_HARD_REGNO.
19710 * function.c (keep_stack_depressed): Use end_hard_regno.
19711 * global.c (global_alloc): Use end_hard_regno.
19712 (global_conflicts): Use add_to_hard_reg_set instead of
19714 (find_reg): Likewise.
19715 (mark_reg_store): Likewise.
19716 (mark_reg_conflicts): Likewise.
19717 (mark_reg_death): Use remove_from_hard_reg_set.
19718 (mark_reg_live_nc): Delete.
19719 (set_preference): Use end_hard_regno.
19720 * local-alloc.c (mark_life): Use add_to_hard_reg_set and
19721 remove_from_hard_reg_set.
19722 (post_mark_life): Use add_to_hard_reg_set.
19723 * mode-switching.c (reg_dies): Use remove_from_hard_reg_set.
19724 (reg_becomes_live): Use add_to_hard_reg_set.
19725 * recog.c (reg_fits_class_p): Use in_hard_reg_set_p.
19726 (peep2_find_free_register): Use add_to_hard_reg_set.
19727 * reg-stack.c (convert_regs_exit): Use END_HARD_REGNO.
19728 * regclass.c (record_reg_classes): Use in_hard_reg_set_p.
19729 * regrename.c (note_sets): Use add_to_hard_reg_set.
19730 (clear_dead_regs): Use remove_from_hard_reg_set.
19731 (regrename_optimize): Use add_to_hard_reg_set.
19732 (find_oldest_value_reg): Use in_hard_reg_set_p.
19733 * reload.c (push_reload): Use in_hard_reg_set_p and end_hard_regno.
19734 (hard_reg_set_here_p): Use end_hard_regno.
19735 (decompose): Likewise.
19736 (reg_overlap_mentioned_for_reload_p): Use END_HARD_REGNO.
19737 (find_equiv_reg): Use in_hard_reg_set_p and end_hard_regno.
19738 * reload1.c (compute_use_by_pseudos): Use add_to_hard_reg_set.
19739 (mark_home_live): Use end_hard_regno.
19740 (spill_hard_reg): Likewise.
19741 (clear_reload_reg_in_use): Likewise.
19742 * reorg.c (delete_prior_computation): Use END_REGNO.
19743 * resource.c (update_live_status): Use END_HARD_REGNO.
19744 (mark_referenced_resources): Use add_to_hard_reg_set.
19745 (mark_set_resources): Likewise.
19746 (mark_target_live_regs): Likewise. Use remove_from_hard_reg_set.
19747 * rtlanal.c (refers_to_regno_p): Use END_REGNO.
19748 (reg_overlap_mentioned_p): Likewise.
19749 (dead_or_set_p): Likewise. Use an exclusive upper loop bound.
19750 (covers_regno_no_parallel_p): Use END_REGNO.
19751 (find_regno_note): Likewise.
19752 (find_reg_fusage): Use END_HARD_REGNO.
19753 * stmt.c (decl_overlaps_hard_reg_set_p): Use overlaps_hard_reg_set_p.
19754 * var-tracking.c (emit_note_insn_var_location): Use end_hard_regno.
19756 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
19758 * mode-switching.c (reg_dies): Change type of second argument to
19760 (optimize_mode_switching): Update accordingly.
19762 2007-05-22 Richard Sandiford <richard@codesourcery.com>
19764 * hard-reg-set.h (GO_IF_HARD_REG_SUBSET, GO_IF_HARD_REG_EQUAL): Delete
19766 (hard_reg_subset_p, hard_reg_sets_equal_p, hard_reg_sets_intersect_p)
19767 (hard_reg_set_empty_p): ...these new functions.
19768 * bt-load.c (choose_btr): Use hard_reg_subset_p instead of
19769 GO_IF_HARD_REG_SUBSET.
19770 * cfgcleanup.c (old_insns_match_p): Use hard_reg_sets_equal_p
19771 instead of GO_IF_HARD_REG_EQUAL.
19772 * df-problems.c (df_urec_local_compute): Use hard_reg_set_empty_p
19773 instead of GO_IF_HARD_REG_EQUAL.
19774 * global.c (find_reg): Use hard_reg_set_empty_p instead of
19775 GO_IF_HARD_REG_SUBSET.
19776 (modify_reg_pav): Use hard_reg_set_empty_p instead of
19777 GO_IF_HARD_REG_EQUAL.
19778 * local-alloc.c (find_free_reg): Use hard_reg_subset_p instead
19779 of GO_IF_HARD_REG_SUBSET.
19780 * reg-stack.c (change_stack, convert_regs_1): Use hard_reg_sets_equal_p
19781 instead of GO_IF_HARD_REG_EQUAL.
19782 * regclass.c (init_reg_sets_1, reg_scan_mark_refs): Use
19783 hard_reg_subset_p instead of GO_IF_HARD_REG_SUBSET.
19784 (reg_classes_intersect_p): Use hard_reg_sets_intersect_p instead
19785 of GO_IF_HARD_REG_SUBSET,
19786 * reload1.c (finish_spills): Use hard_reg_subset_p instead of
19787 GO_IF_HARD_REG_SUBSET.
19788 * struct-equiv.c (death_notes_match_p): Use hard_reg_sets_equal_p
19789 instead of GO_IF_HARD_REG_EQUAL.
19790 * config/sh/sh.c (push_regs, calc_live_regs): Use
19791 hard_reg_sets_intersect_p instead of hard_regs_intersect_p.
19792 (hard_regs_intersect_p): Delete.
19794 2007-05-22 Janis Johnson <janis187@us.ibm.com>
19796 * doc/sourcebuild.texi (Test Directives) Add dg-message.
19798 2007-05-22 H.J. Lu <hongjiu.lu@intel.com>
19799 Richard Henderson <rth@redhat.com>
19801 * config.gcc (i[34567]86-*-*): Add smmintrin.h to
19803 (x86_64-*-*): Likewise.
19805 * config/i386/i386-modes.def (V2QI): New.
19807 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 and
19809 (override_options): Support SSE4.1.
19810 (IX86_BUILTIN_BLENDPD): New for SSE4.1.
19811 (IX86_BUILTIN_BLENDPS): Likewise.
19812 (IX86_BUILTIN_BLENDVPD): Likewise.
19813 (IX86_BUILTIN_BLENDVPS): Likewise.
19814 (IX86_BUILTIN_PBLENDVB128): Likewise.
19815 (IX86_BUILTIN_PBLENDW128): Likewise.
19816 (IX86_BUILTIN_DPPD): Likewise.
19817 (IX86_BUILTIN_DPPS): Likewise.
19818 (IX86_BUILTIN_INSERTPS128): Likewise.
19819 (IX86_BUILTIN_MOVNTDQA): Likewise.
19820 (IX86_BUILTIN_MPSADBW128): Likewise.
19821 (IX86_BUILTIN_PACKUSDW128): Likewise.
19822 (IX86_BUILTIN_PCMPEQQ): Likewise.
19823 (IX86_BUILTIN_PHMINPOSUW128): Likewise.
19824 (IX86_BUILTIN_PMAXSB128): Likewise.
19825 (IX86_BUILTIN_PMAXSD128): Likewise.
19826 (IX86_BUILTIN_PMAXUD128): Likewise.
19827 (IX86_BUILTIN_PMAXUW128): Likewise.
19828 (IX86_BUILTIN_PMINSB128): Likewise.
19829 (IX86_BUILTIN_PMINSD128): Likewise.
19830 (IX86_BUILTIN_PMINUD128): Likewise.
19831 (IX86_BUILTIN_PMINUW128): Likewise.
19832 (IX86_BUILTIN_PMOVSXBW128): Likewise.
19833 (IX86_BUILTIN_PMOVSXBD128): Likewise.
19834 (IX86_BUILTIN_PMOVSXBQ128): Likewise.
19835 (IX86_BUILTIN_PMOVSXWD128): Likewise.
19836 (IX86_BUILTIN_PMOVSXWQ128): Likewise.
19837 (IX86_BUILTIN_PMOVSXDQ128): Likewise.
19838 (IX86_BUILTIN_PMOVZXBW128): Likewise.
19839 (IX86_BUILTIN_PMOVZXBD128): Likewise.
19840 (IX86_BUILTIN_PMOVZXBQ128): Likewise.
19841 (IX86_BUILTIN_PMOVZXWD128): Likewise.
19842 (IX86_BUILTIN_PMOVZXWQ128): Likewise.
19843 (IX86_BUILTIN_PMOVZXDQ128): Likewise.
19844 (IX86_BUILTIN_PMULDQ128): Likewise.
19845 (IX86_BUILTIN_PMULLD128): Likewise.
19846 (IX86_BUILTIN_ROUNDPD): Likewise.
19847 (IX86_BUILTIN_ROUNDPS): Likewise.
19848 (IX86_BUILTIN_ROUNDSD): Likewise.
19849 (IX86_BUILTIN_ROUNDSS): Likewise.
19850 (IX86_BUILTIN_PTESTZ): Likewise.
19851 (IX86_BUILTIN_PTESTC): Likewise.
19852 (IX86_BUILTIN_PTESTNZC): Likewise.
19853 (IX86_BUILTIN_VEC_EXT_V16QI): Likewise.
19854 (IX86_BUILTIN_VEC_SET_V2DI): Likewise.
19855 (IX86_BUILTIN_VEC_SET_V4SF): Likewise.
19856 (IX86_BUILTIN_VEC_SET_V4SI): Likewise.
19857 (IX86_BUILTIN_VEC_SET_V16QI): Likewise.
19858 (bdesc_ptest): New.
19859 (bdesc_sse_3arg): Likewise.
19860 (bdesc_2arg): Likewise.
19861 (bdesc_1arg): Likewise.
19862 (ix86_init_mmx_sse_builtins): Support SSE4.1. Handle SSE builtins
19864 (ix86_expand_sse_4_operands_builtin): New.
19865 (ix86_expand_unop_builtin): Support 2 arg builtins with a constant
19866 smaller than 8 bits as the 2nd arg.
19867 (ix86_expand_sse_ptest): New.
19868 (ix86_expand_builtin): Support SSE4.1. Support 3 arg SSE builtins.
19869 (ix86_expand_vector_set): Support SSE4.1.
19870 (ix86_expand_vector_extract): Likewise.
19872 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
19873 __SSE4_1__ for -msse4.1.
19875 * config/i386/i386.md (UNSPEC_BLENDV): New for SSE4.1.
19876 (UNSPEC_INSERTPS): Likewise.
19877 (UNSPEC_DP): Likewise.
19878 (UNSPEC_MOVNTDQA): Likewise.
19879 (UNSPEC_MPSADBW): Likewise.
19880 (UNSPEC_PHMINPOSUW): Likewise.
19881 (UNSPEC_PTEST): Likewise.
19882 (UNSPEC_ROUNDP): Likewise.
19883 (UNSPEC_ROUNDS): Likewise.
19885 * config/i386/i386.opt (msse4.1): New for SSE4.1.
19887 * config/i386/predicates.md (const_pow2_1_to_2_operand): New.
19888 (const_pow2_1_to_32768_operand): Likewise.
19890 * config/i386/smmintrin.h: New. The SSE4.1 intrinsic header
19893 * config/i386/sse.md (*vec_setv4sf_sse4_1): New pattern for
19895 (sse4_1_insertps): Likewise.
19896 (*sse4_1_extractps): Likewise.
19897 (sse4_1_ptest): Likewise.
19898 (sse4_1_mulv2siv2di3): Likewise.
19899 (*sse4_1_mulv4si3): Likewise.
19900 (*sse4_1_smax<mode>3): Likewise.
19901 (*sse4_1_umax<mode>3): Likewise.
19902 (*sse4_1_smin<mode>3): Likewise.
19903 (*sse4_1_umin<mode>3): Likewise.
19904 (sse4_1_eqv2di3): Likewise.
19905 (*sse4_1_pinsrb): Likewise.
19906 (*sse4_1_pinsrd): Likewise.
19907 (*sse4_1_pinsrq): Likewise.
19908 (*sse4_1_pextrb): Likewise.
19909 (*sse4_1_pextrb_memory): Likewise.
19910 (*sse4_1_pextrw_memory): Likewise.
19911 (*sse4_1_pextrq): Likewise.
19912 (sse4_1_blendpd): Likewise.
19913 (sse4_1_blendps): Likewise.
19914 (sse4_1_blendvpd): Likewise.
19915 (sse4_1_blendvps): Likewise.
19916 (sse4_1_dppd): Likewise.
19917 (sse4_1_dpps): Likewise.
19918 (sse4_1_movntdqa): Likewise.
19919 (sse4_1_mpsadbw): Likewise.
19920 (sse4_1_packusdw): Likewise.
19921 (sse4_1_pblendvb): Likewise.
19922 (sse4_1_pblendw): Likewise.
19923 (sse4_1_phminposuw): Likewise.
19924 (sse4_1_extendv8qiv8hi2): Likewise.
19925 (*sse4_1_extendv8qiv8hi2): Likewise.
19926 (sse4_1_extendv4qiv4si2): Likewise.
19927 (*sse4_1_extendv4qiv4si2): Likewise.
19928 (sse4_1_extendv2qiv2di2): Likewise.
19929 (*sse4_1_extendv2qiv2di2): Likewise.
19930 (sse4_1_extendv4hiv4si2): Likewise.
19931 (*sse4_1_extendv4hiv4si2): Likewise.
19932 (sse4_1_extendv2hiv2di2): Likewise.
19933 (*sse4_1_extendv2hiv2di2): Likewise.
19934 (sse4_1_extendv2siv2di2): Likewise.
19935 (*sse4_1_extendv2siv2di2): Likewise.
19936 (sse4_1_zero_extendv8qiv8hi2): Likewise.
19937 (*sse4_1_zero_extendv8qiv8hi2): Likewise.
19938 (sse4_1_zero_extendv4qiv4si2): Likewise.
19939 (*sse4_1_zero_extendv4qiv4si2): Likewise.
19940 (sse4_1_zero_extendv2qiv2di2): Likewise.
19941 (*sse4_1_zero_extendv2qiv2di2): Likewise.
19942 (sse4_1_zero_extendv4hiv4si2): Likewise.
19943 (*sse4_1_zero_extendv4hiv4si2): Likewise.
19944 (sse4_1_zero_extendv2hiv2di2): Likewise.
19945 (*sse4_1_zero_extendv2hiv2di2): Likewise.
19946 (sse4_1_zero_extendv2siv2di2): Likewise.
19947 (*sse4_1_zero_extendv2siv2di2): Likewise.
19948 (sse4_1_roundpd): Likewise.
19949 (sse4_1_roundps): Likewise.
19950 (sse4_1_roundsd): Likewise.
19951 (sse4_1_roundss): Likewise.
19952 (mulv4si3): Don't expand for SSE4.1.
19953 (smax<mode>3): Likewise.
19954 (umaxv4si3): Likewise.
19955 (uminv16qi3): Likewise.
19956 (umin<mode>3): Likewise.
19957 (umaxv8hi3): Rewrite. Only enabled for SSE4.1.
19959 * doc/extend.texi: Document SSE4.1 built-in functions.
19961 * doc/invoke.texi: Document -msse4.1.
19963 2007-05-22 Nathan Sidwell <nathan@codesourcery.com>
19965 * config/m68k/linux.h (ASM_SPEC): Add asm_pcrel_spec.
19966 * config/m68k/m68k-none.h (ASM_SPEC): Don't override here.
19967 * config/m68k/m68k.h (ASM_PCREL_SPEC): New.
19968 (ASM_SPEC): Add asm_pcrel_spec.
19969 (EXTRA_SPECS): Add asm_pcrel_spec.
19971 2007-05-21 David Daney <ddaney@avtrex.com>
19973 * doc/install.texi (Building a cross compiler): Add requirements
19974 for Java cross compiler.
19976 2007-05-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
19978 PR middle-end/31995
19979 * tree-chrec.c (evolution_function_is_affine_multivariate_p):
19980 Add loopno argument. Use evolution_function_is_invariant_rec_p
19981 instead of evolution_function_is_constant_p.
19982 Update calls to evolution_function_is_affine_multivariate_p.
19983 * tree-chrec.h (evolution_function_is_affine_multivariate_p):
19984 Add loopno argument.
19985 * tree-scalar-evolution.c (gather_chrec_stats): Call
19986 evolution_function_is_affine_multivariate_p with a loop
19988 * tree-data-ref.c (analyze_miv_subscript): Likewise.
19989 (analyze_overlapping_iterations): Likewise.
19990 (access_functions_are_affine_or_constant_p): Likewise.
19991 (build_classic_dist_vector_1): If the access functions
19992 are equal, don't do anything.
19994 2007-05-21 Paolo Bonzini <bonzini@gnu.org>
19995 Paolo Carlini <pcarlini@suse.de>
19996 Uros Bizjak <ubizjak@gmail.com>
19998 * c-cppbuiltin.c (c_cpp_builtins): Define
19999 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_1, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_2,
20000 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_4, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_8,
20001 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_16, if appropriate.
20002 * doc/cpp.texi ([Standard Predefined Macros]): Document.
20004 2007-05-21 Mike Stump <mrs@apple.com>
20006 * config/darwin.h (LINK_COMMAND_SPEC): Add .cxx/.cp for dsymutil
20008 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
20010 2007-05-21 Uros Bizjak <ubizjak@gmail.com>
20012 * config/i386/tmmintrin.h (_mm_alignr_epi8): Provide macro
20013 implementation if __OPTIMIZE__ is not defined.
20014 (_mm_alignr_pi8): Ditto.
20015 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
20016 (_mm_inserti_si64): Ditto.
20017 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
20018 (_mm_slli_epi16): Ditto.
20019 (_mm_slli_epi32): Ditto.
20020 (_mm_slli_epi64): Ditto.
20021 (_mm_srai_epi16): Ditto.
20022 (_mm_srai_epi32): Ditto.
20023 (_mm_srli_si128): Ditto.
20024 (_mm_slli_si128): Ditto.
20025 (_mm_srli_epi16): Ditto.
20026 (_mm_srli_epi32): Ditto.
20027 (_mm_srli_epi64): Ditto.
20028 (_mm_extract_epi16): Ditto.
20029 (_mm_insert_epi16): Ditto.
20030 (_mm_shufflehi_epi16): Ditto.
20031 (_mm_shufflelo_epi16): Ditto.
20032 (_mm_shuffle_epi32): Ditto.
20033 * config/i386/xmmintrin.h (_mm_extract_pi16): Ditto.
20034 (_m_pextrw): Ditto.
20035 (_mm_insert_pi16): Ditto.
20036 (_m_pinsrw): Ditto.
20037 (_mm_shuffle_pi16): Ditto.
20038 (_m_pshufw): Ditto.
20039 (_mm_shufle_ps): Ditto.
20040 (_mm_prefetch): Ditto.
20042 2007-05-21 Andreas Krebbel <krebbel1@de.ibm.com>
20044 * defaults.h (IBM_FLOAT_FORMAT): Macro definition removed.
20045 * doc/tm.texi (IBM_FLOAT_FORMAT): Documentation entry removed.
20046 * real.c (encode_i370_single, decode_i370_single,
20047 encode_i370_double, decode_i370_double): Functions removed.
20048 (i370_single_format, i370_double_format): Initializations removed.
20049 (real_maxval, round_for_format, exact_real_truncate, significand_size):
20050 Consider the log2_b field to always be one.
20051 (ieee_single_format, mips_single_format, coldfire_single_format,
20052 ieee_double_format, mips_double_format, coldfire_double_format,
20053 ieee_extended_motorola_format, ieee_extended_intel_96_format,
20054 ieee_extended_intel_128_format, ieee_extended_intel_96_round_53_format,
20055 ibm_extended_format, mips_extended_format, ieee_quad_format,
20056 mips_quad_format, vax_f_format, vax_d_format, vax_g_format,
20057 decimal_single_format, decimal_double_format, decimal_quad_format,
20058 c4x_single_format, c4x_extended_format, real_internal_format): Remove
20059 initialization of log2_b.
20060 * real.h (i370_single_format, i370_double_format): Declarations
20062 * c-cppbuiltin.c (builtin_define_float_constants): Consider the log2_b
20063 field to always be one.
20065 2007-05-21 Andreas Schwab <schwab@suse.de>
20067 * config/ia64/ia64.c (emit_predicate_relation_info): Fix use of
20068 NOTE_INSN_BASIC_BLOCK_P.
20069 (process_for_unwind_directive): Likewise.
20071 2007-05-21 Nathan Sidwell <nathan@codesourcery.com>
20073 * builtins.c (expand_builtin_setjmp_setup): Update comment.
20074 * function.h (struct function): Move va_list_gpr_size,
20075 va_list_fpr_size, function_frequency to front of bitfields. Add
20077 (current_function_calls_unwind_init): New.
20078 * except.c (expand_builtin_unwind_init): Set
20079 current_function_calls_unwind_init not
20080 current_function_has_nonlocal_label.
20081 * reload1.c (has_nonexceptional_receiver): New.
20082 (reload): Use it and current_function_calls_unwind_init to
20083 determine whether call-saved regs must be saved.
20085 2007-05-20 Jan Hubicka <jh@suse.cz>
20087 * gengtype.c (adjust_field_rtx_def): Use NOTE_KIND instead of
20088 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
20089 * ddg.c (create_ddg): LIkewise.
20090 * final.c (final): Remove hunk moving line number notes around since
20091 they are no longer present at this stage.
20092 (final_scan_insn): Use NOTE_KIND instead of
20093 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
20094 (output_asm_label): Likewise.
20095 * reorg.c (dbr_schedule): Likewise.
20096 * haifa-sched.c (unlink_other_notes): Likewise.
20097 * mode-switching.c (optimize_mode_switching): Likewise.
20098 * graph.c (start_bb): Likewise.
20099 * rtl.def (NOTE): Update description.
20100 * jump.c (squeeze_notes): Delete.
20101 (mark_jump_label): Use NOTE_KIND instead of NOTE_LINE_NUMBER; use
20102 NOTE_INSN_BASIC_BLOCK_P when possible.
20103 * ifcvt.c (dead_or_predicable): Remove call of squeeze_notes.
20104 * dwarf2out.c (gen_label_die): Use NOTE_KIND instead of
20105 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
20106 (dwarf2out_var_location): Likewise.
20107 * cfgbuild.c (make_edges): Likewise.
20108 (find_basic_blocks_1): Likewise.
20109 * function.c (reorder_blocks_1): Likewise.
20110 (epilogue_done): Likewise.
20111 (reposition_prologue_and_epilogue_notes): Likewise.
20112 * print-rtl.c (print_rtx): Likewise; drop code for printing
20114 (print_rtl): Likewise.
20115 (print_rtl_single): Likewise.
20116 * gcse.c (insert_insn_start_bb): Likewise.
20117 * alias.c (init_alias_analysis): Likewise.
20118 * calls.c (fixup_tail_calls): Likewise.
20119 * except.c (sjlj_emit_function_enter): Likewise.
20120 * emit-rtl.c (add_insn_after): Likeiwse.
20121 (emit_label_before): Likewise.
20122 (emit_label_after): Likewise.
20123 (emit_note_before, emit_note_after, emit_note): Update
20124 parameter to be enum insn_note; do not deal with source
20126 * cfgcleanup.c (merge_blocks_move_predecessor_nojumps):
20127 Use NOTE_KIND instead of NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P
20129 (merge_blocks_move_successor_nojumps): Simplify now when
20130 we don't have BLOCK notes.
20131 (try_optimize_cfg): Likewise.
20132 * cfglayout.c (skip_insns_after_block): Likewise.
20133 (record_effective_endpoints): Likewise.
20134 (duplicate_insn_chain): Likewise.
20135 * varasm.c (output_constant_pool_1): Likewise.
20136 * sched-deps.c (sched_analyze): Likewise.
20137 * rtl.c (NOTE_INSN_MAX_isnt_negative_adjust_NOTE_INSN_BIAS):
20139 (note_insn_name): Simplify now when NOTE_INSN_BIAS is gone.
20140 * rtl.h (NOTE_SOURCE_LOCATION, NOTE_EXPANDED_LOCATION): Exterminate.
20141 (SET_INSN_DELETED): Simplify.
20142 (NOTE_LINE_NUMBER): Exterminate.
20143 (NOTE_LINE_KIND): New.
20144 (NOTE_INSN_BASIC_BLOCK_P): Update.
20145 (enum insn_note): Simplify.
20146 (GET_NOTE_INSN_NAME) Simplify.
20147 (emit_note_before, emit_note_after, emit_note): Update prototype.
20148 (squeeze_notes): Remove.
20149 * sched-int.h (NOTE_NOT_BB_P): Update.
20150 * resource.c (mark_target_live_regs): Update.
20151 * sched-rgn.c (debug_dependencies): Update.
20152 * sched-vis.c (print_insn): Update.
20153 * config/alpha/alpha.c (alpha_handle_trap_shadows): Update.
20154 * config/i386/i386.c (ix86_output_function_epilogue): Update.
20155 * config/sh/sh.c (sh_adjust_unroll_max): Function dead since gcc 4.0.0.
20156 (TARGET_ADJUST_UNROLL_MAX): Likewise.
20157 (split_branches): Update.
20158 (sh_optimize_target_register_callee_saved): Remove hunk dead since gcc
20160 (sh_adjust_unroll_max): Exterminate.
20161 * config/c4x/c4x.c (c4x_reorg): Use SET_INSN_DELETED.
20162 * config/m68hc11/m68hc11.c (m68hc11_check_z_replacement): Likewise.
20163 (m68hc11_reorg): Likewise.
20164 * config/ia64/ia64.c (emit_insn_group_barriers): Update.
20165 (emit_predicate_relation_info): Update.
20166 (process_for_unwind_directive): Update.
20167 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update.
20168 (output_call): Update.
20169 * config/pa/pa.c (output_lbranch): Update.
20170 (output_millicode_call): Update.
20171 (output_call): Update.
20172 (pa_combine_instructions): Update.
20173 * config/mips/mips.c (mips16_gp_pseudo_reg): Update.
20174 * config/bfin/bfin.c (gen_one_bundle): Update.
20175 * cfgrtl.c (can_delete_note_p): Update.
20176 (delete_insn): Update.
20177 (rtl_merge_blocks): Update.
20178 (commit_one_edge_insertion): Update.
20179 (rtl_verify_flow_info): Update.
20180 * stmt.c (expand_case): Do not call squeeze_notes.
20182 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20189 * c.opt (Wtype-limits): New.
20190 * doc/invoke.texi (Wtype-limits): Document it.
20191 (Wextra): Enabled by -Wextra.
20192 * c-opts.c (c_common_post_options): Enabled by -Wextra.
20193 * c-common.c (shorten_compare): Warn with Wtype-limits.
20195 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
20197 * config/i386/tmmintrin.h (_mm_alignr_epi32): Implement as always
20198 inlined function, not as a macro.
20199 (_mm_alignr_pi8): Ditto.
20200 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
20201 (_mm_inserti_si64): Ditto.
20202 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
20203 (_mm_extract_epi16): Ditto.
20204 (_mm_insert_epi16): Ditto.
20205 (_mm_shufflehi_epi16): Ditto.
20206 (_mm_shufflelo_epi16): Ditto.
20207 (_mm_shuffle_epi32): Ditto.
20208 * config/i386/xmmintrin.h (_mm_set_ss): Use 0.0f for float constant.
20209 * config/386/mm3dnow.h: Add __attribute__((__always_inline__)) to
20211 (_m_from_float): Add __extension__ to conversion. Use 0.0f for
20213 (_m_to_float): Use C89 compatible assignment.
20215 2007-05-20 Martin Michlmayr <tbm@cyrius.com>
20218 * config/arm/lib1funcs.asm: Define __ARM_ARCH__ on v2/v3 machines.
20220 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20223 * doc/invoke.texi (Wreturn-type): Complete description.
20224 (Wextra): Delete item about return-type warning.
20225 * c-decl.c: Delete redundant Wextra warning.
20227 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
20230 * config/i386/pmmintrin.h: Do not include xmmintrin.h
20231 * config/i386/xmmintrin.h (_mm_extract_pi16): Implement as always
20232 inlined function, not as a macro.
20233 (_mm_prefetch): Ditto.
20234 (_m_pextrw): Ditto.
20235 (_mm_insert_pi16): Ditto.
20236 (_m_pinsrw): Ditto.
20237 (_mm_shuffle_pi16): Ditto. Add const to __N argument.
20238 (_m_pshufw): Ditto. Add const to __N argument.
20239 (_mm_shufle_ps): Ditto. Add const to __mask argument.
20240 * config/i386/emmintrin.h (_mm_slli_epi16): Add const to __B argument.
20241 (_mm_slli_epi32): Ditto.
20242 (_mm_srli_si128): Implement as always inlined function, not as a
20243 macro. Add __inline to function declaration.
20244 (_mm_slli_si128): Ditto.
20246 2007-05-19 Uros Bizjak <ubizjak@gmail.com>
20248 * config/i386/sfp-machine.h (FP_EX_INVALID, FP_EX_DENORM,
20249 FP_EXP_DIVZERO, FP_EX_OVERFLOW, FP_EX_UNDERFLOW, FP_EX_INEXACT):
20251 (struct fenv): New structure.
20252 (FP_HANDLE_EXCEPTIONS): New define.
20253 (FP_RND_NEAREST, FP_RND_ZERO, FP_RND_PINF, FP_RND_MINF): New constants.
20254 (_FP_DECL_EXP): New define.
20255 (FP_INIT_ROUNDMODE): New define.
20256 (FP_ROUNDMODE): New define.
20258 2007-05-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20260 * doc/invoke.texi (Warning Options): Add -Wconversion-sign.
20261 (Wconversion): Update description.
20262 (Wconversion-sign): New.
20263 * c.opt (Wconversion-sign): New.
20264 * c-opts.c (c_common_post_options): Uninitialized Wconversion-sign
20265 means disabled for C++. Otherwise, take the status of Wconversion.
20266 * c-common.c (conversion_warning): Warn with either Wconversion or
20268 (warnings_for_convert_and_check): Conditions are already checked by
20269 conversion_warning.
20270 (convert_and_check): Don't check warnings if the conversion failed.
20272 2007-05-19 Andy Hutchinson <HutchinsonAndy@netscape.net>
20273 Anatoly Sokolov <aesok@dol.ru>
20275 * config/avr/avr-protos.h (expand_prologue, expand_epilogue,
20276 avr_epilogue_uses) : Add declaration.
20277 * config/avr/predicates.md (avr_sp_immediate_operand): New predicate.
20278 * config/avr/constraints.md (R): New constraint.
20279 config/avr/avr.md (SREG_ADDR, UNSPEC_SEI, UNSPEC_CLI,
20280 UNSPECV_PROLOGUE_SAVES, UNSPECV_EPILOGUE_RESTORES): New constants.
20281 (*pop1, *pop2, *pop3, *pop4, *pop5): Combine into ...
20282 (*addhi3_sp_R_pc2, *addhi3_sp_R_pc3): ... these patterns.
20283 (*movhi_sp, popqi, pophi, enable_interrupt, disable_interrupt,
20284 call_prologue_saves, epilogue_restores, return_from_epilogue,
20285 return_from_main_epilogue, return_from_interrupt_epilogue,
20286 return_from_naked_epilogue, prologue, epilogue): New patterns.
20287 (jump): Handle symbol reference.
20288 * config/avr/avr.c (out_adj_frame_ptr, out_set_stack_ptr,
20289 avr_output_function_prologue, avr_output_function_epilogue): Remove
20291 (avr_init_machine_status, expand_prologue, expand_epilogue,
20292 avr_asm_function_end_prologue, avr_epilogue_uses,
20293 avr_asm_function_begin_epilogue): New functions.
20294 (prologue_size, epilogue_size, jump_tables_size): Remove global
20296 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Remove.
20297 (TARGET_ASM_FUNCTION_END_PROLOGUE): Define.
20298 (TARGET_ASM_FUNCTION_BEGIN_EPILOGUE): Define.
20299 (avr_override_options): Initialise init_machine_status.
20300 (output_movhi): Handle all stack pointer loads.
20301 (out_movqi_r_mr, out_movqi_mr_r): Handle SREG_ADDR address.
20302 (avr_output_addr_vec_elt): Do not use variable jump_tables_size.
20303 * config/avr/avr.h (AVR_2_BYTE_PC, AVR_3_BYTE_PC): New.
20304 (EPILOGUE_USES) Redefine.
20305 (machine_function) Declare.
20307 2007-05-19 Richard Sandiford <richard@codesourcery.com>
20309 * config/mips/mips.c (mips_offset_within_alignment_p): Tweak comment.
20310 Use a single return statement.
20312 2007-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
20314 PR middle-end/30250
20315 * builtins.c (do_mpfr_lgamma_r): New.
20316 (fold_builtin_2): Handle builtin gamma_r/lgamma_r.
20317 * tree.h (CASE_FLT_FN_REENT): New.
20319 2007-05-18 Geoffrey Keating <geoffk@apple.com>
20321 * dwarf2out.c (print_die): Use '%ld' not '%lu' to print a 'long'.
20322 (output_die): Use 'unsigned long' with %x.
20323 * sched-vis.c (print_value): Use 'unsigned HOST_WIDE_INT' and
20324 HOST_WIDE_INT_PRINT_HEX to print HOST_WIDE_INT.
20325 * tree-dump.c (dump_pointer): Use 'unsigned long' for %lx.
20327 * unwind-dw2.c (uw_identify_context): Use the CFA, not the IP.
20329 2007-05-18 H.J. Lu <hongjiu.lu@intel.com>
20334 * config/i386/i386.c (init_cumulative_args): Set maybe_vaarg to
20335 true if function has no argument.
20337 2007-05-18 DJ Delorie <dj@redhat.com>
20339 * config/mips/mips.c (mips_offset_within_alignment_p): New.
20340 (mips_symbolic_constant_p): Call it for TPREL and DTPREL symbols.
20342 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
20344 * longlong.h (__x86_64__): Add definitions for add_ssaaaa,
20345 sub_ddmmss, umul_ppmm, udiv_qrnnd, count_leading_zeros and
20346 count_trailing_zeros.
20347 (__i386__): Implement count_leading_zeros using __builtin_clz().
20348 Implement count_trailing_zeros usign __builtin_ctz().
20350 2007-05-18 Richard Sandiford <richard@codesourcery.com>
20352 * config/i386/vxworks.h (ASM_PREFERRED_EH_DATA_FORMAT): Undefine.
20354 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
20356 PR middle-end/31344
20357 * expr.c (emit_move_change_mode): Change mode of push operands here.
20359 2007-05-17 Ian Lance Taylor <iant@google.com>
20361 PR tree-optimization/31953
20362 * tree-vrp.c (set_value_range_to_value): Add equiv parameter.
20363 Change all callers.
20364 (set_value_range_to_null): Call set_value_range_to_value.
20365 (extract_range_from_comparison): Likewise.
20367 2007-05-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
20369 * toplev.c (print_version): Output GMP/MPFR version info.
20371 * builtins.c (CASE_MATHFN_REENT): New macro.
20372 (mathfn_built_in): Use it.
20373 * builtins.def (BUILT_IN_GAMMA_R, BUILT_IN_GAMMAF_R,
20374 BUILT_IN_GAMMAL_R, BUILT_IN_LGAMMA_R, BUILT_IN_LGAMMAF_R,
20375 BUILT_IN_LGAMMAL_R): New.
20376 * doc/extend.texi: Document new builtins.
20378 PR middle-end/31796
20379 * builtins.c (do_mpfr_remquo): New.
20380 (fold_builtin_2): Handle BUILT_IN_DREM/BUILT_IN_REMAINDER.
20381 (fold_builtin_3): Handle BUILT_IN_REMQUO.
20383 PR middle-end/30251
20384 * builtins.c (fold_builtin_1): Handle y0, y1.
20385 (fold_builtin_2): Handle yn.
20387 PR middle-end/30251
20388 * builtins.c (do_mpfr_bessel_n): New.
20389 (fold_builtin_1): Handle BUILT_IN_J0 and BUILT_IN_J1.
20390 (fold_builtin_2): Handle BUILT_IN_JN.
20392 2007-05-17 Danny Smith <dannysmith@users.sourceforge.net>
20395 * config/i386/mingw32.h (_INTEGRAL_MAX_BITS): Define builtin as
20396 TYPE_PRECISION (intmax_type_node).
20398 2007-05-17 Steve Ellcey <sje@cup.hp.com>
20401 * reload.c (subst_reloads): Remove checking.
20403 2007-05-17 Eric Botcazou <ebotcazou@libertysurf.fr>
20405 PR rtl-optimization/31691
20406 * combine.c (simplify_set): Build a new src pattern instead of
20407 substituting its operands in the COMPARE case.
20409 2007-05-17 Zdenek Dvorak <dvorakz@suse.cz>
20411 * tree-vrp.c (finalize_jump_threads): Do not care about dominance info.
20412 (execute_vrp): Preserve loops through jump threading.
20413 * tree-ssa-threadupdate.c (thread_single_edge,
20414 dbds_continue_enumeration_p, determine_bb_domination_status,
20415 thread_through_loop_header): New functions.
20416 (create_edge_and_update_destination_phis,
20417 create_edge_and_update_destination_phis): Set loops for the new blocks.
20418 (prune_undesirable_thread_requests): Removed.
20419 (redirect_edges): Do not pretend that redirect_edge_and_branch can
20421 (thread_block): Do not call prune_undesirable_thread_requests.
20423 (mark_threaded_blocks): Select edges to thread here.
20424 (thread_through_all_blocks): Take may_peel_loop_headers argument.
20425 Thread edges through loop headers independently.
20426 * cfgloopmanip.c (create_preheader, mfb_keep_just): Export.
20427 * tree-pass.h (TODO_mark_first_instance): New.
20428 (first_pass_instance): Declare.
20429 * cfghooks.c (duplicate_block): Put the block to the original loop
20430 if copy is not specified.
20431 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Preserve loops through
20432 jump threading. Pass may_peel_loop_headers to
20433 thread_through_all_blocks according to first_pass_instance.
20434 * cfgloop.h (create_preheader): Declare.
20435 * tree-flow.h (thread_through_all_blocks): Declaration changed.
20436 * basic-block.h (mfb_keep_just, mfb_kj_edge): Declare.
20437 * passes.c (first_pass_instance): New variable.
20438 (next_pass_1): Set TODO_mark_first_instance.
20439 (execute_todo): Set first_pass_instance.
20441 2007-05-17 Uros Bizjak <ubizjak@gmail.com>
20443 PR tree-optimization/24659
20444 * optabs.h (enum optab_index): Add OTI_vec_unpacks_float_hi,
20445 OTI_vec_unpacks_float_lo, OTI_vec_unpacku_float_hi,
20446 OTI_vec_unpacku_float_lo, OTI_vec_pack_sfix_trunc and
20447 OTI_vec_pack_ufix_trunc.
20448 (vec_unpacks_float_hi_optab): Define new macro.
20449 (vec_unpacks_float_lo_optab): Ditto.
20450 (vec_unpacku_float_hi_optab): Ditto.
20451 (vec_unpacku_float_lo_optab): Ditto.
20452 (vec_pack_sfix_trunc_optab): Ditto.
20453 (vec_pack_ufix_trunc_optab): Ditto.
20454 * genopinit.c (optabs): Implement vec_unpack[s|u]_[hi|lo]_optab
20455 and vec_pack_[s|u]fix_trunc_optab using
20456 vec_unpack[s|u]_[hi\lo]_* and vec_pack_[u|s]fix_trunc_* patterns
20457 * tree-vectorizer.c (supportable_widening_operation): Handle
20458 FLOAT_EXPR and CONVERT_EXPR. Update comment.
20459 (supportable_narrowing_operation): New function.
20460 * tree-vectorizer.h (supportable_narrowing_operation): Prototype.
20461 * tree-vect-transform.c (vectorizable_conversion): Handle
20462 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
20463 (vect_gen_widened_results_half): Move before vectorizable_conversion.
20464 (vectorizable_type_demotion): Call supportable_narrowing_operation()
20465 to check for target support.
20466 * optabs.c (optab_for_tree_code) Return vec_unpack[s|u]_float_hi_optab
20467 for VEC_UNPACK_FLOAT_HI_EXPR, vec_unpack[s|u]_float_lo_optab
20468 for VEC_UNPACK_FLOAT_LO_EXPR and vec_pack_[u|s]fix_trunc_optab
20469 for VEC_PACK_FIX_TRUNC_EXPR.
20470 (expand_binop): Special case mode of the result for
20471 vec_pack_[u|s]fix_trunc_optab.
20472 (init_optabs): Initialize vec_unpack[s|u]_[hi|lo]_optab and
20473 vec_pack_[u|s]fix_trunc_optab.
20475 * tree.def (VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR,
20476 VEC_PACK_FIX_TRUNC_EXPR): New tree codes.
20477 * tree-pretty-print.c (dump_generic_node): Handle
20478 VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR and
20479 VEC_PACK_FIX_TRUNC_EXPR.
20481 * expr.c (expand_expr_real_1): Ditto.
20482 * tree-inline.c (estimate_num_insns_1): Ditto.
20483 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
20485 * config/i386/sse.md (vec_unpacks_float_hi_v8hi): New expander.
20486 (vec_unpacks_float_lo_v8hi): Ditto.
20487 (vec_unpacku_float_hi_v8hi): Ditto.
20488 (vec_unpacku_float_lo_v8hi): Ditto.
20489 (vec_unpacks_float_hi_v4si): Ditto.
20490 (vec_unpacks_float_lo_v4si): Ditto.
20491 (vec_pack_sfix_trunc_v2df): Ditto.
20493 * doc/c-tree.texi (Expression trees) [VEC_UNPACK_FLOAT_HI_EXPR]:
20495 [VEC_UNPACK_FLOAT_LO_EXPR]: Ditto.
20496 [VEC_PACK_FIX_TRUNC_EXPR]: Ditto.
20497 * doc/md.texi (Standard Names) [vec_pack_sfix_trunc]: Document.
20498 [vec_pack_ufix_trunc]: Ditto.
20499 [vec_unpacks_float_hi]: Ditto.
20500 [vec_unpacks_float_lo]: Ditto.
20501 [vec_unpacku_float_hi]: Ditto.
20502 [vec_unpacku_float_lo]: Ditto.
20504 2007-05-16 Uros Bizjak <ubizjak@gmail.com>
20506 * soft-fp/README: Update for new files.
20507 * soft-fp/floattisf.c: New file.
20508 * soft-fp/floattidf.c: New file.
20509 * soft-fp/floattitf.c: New file.
20510 * soft-fp/floatuntisf.c: New file.
20511 * soft-fp/floatuntidf.c: New file.
20512 * soft-fp/floatuntitf.c: New file.
20513 * soft-fp/fixsfti.c: New file.
20514 * soft-fp/fixdfti.c: New file.
20515 * soft-fp/fixtfti.c: New file.
20516 * soft-fp/fixunssfti.c: New file.
20517 * soft-fp/fixunsdfti.c: New file.
20518 * soft-fp/fixunstfti.c: New file.
20519 * soft-fp/extendxftf.c: New file.
20520 * soft-fp/trunctfxf.c: New file.
20522 * libgcc-std.ver (__extendxftf2): Added to GCC_4.3.0 section.
20523 (__trunctfxf2): Ditto.
20525 * config/i386/libgcc-x86_64-glibc.ver (__addtf3, __divtf3, __eqtf2,
20526 __extenddftf2, __extendsftf2, __fixtfdi, __fixtfsi, __fixtfti,
20527 __fixunstfdi, __fixunstfsi, __fixunstfti, __floatditf, __floatsitf,
20528 __floattitf, __floatunditf, __floatunsitf, __floatuntitf, __getf2,
20529 __letf2, __multf3, __negtf2, __subtf3, __trunctfdf2, __trunctfsf2,
20530 __unordtf2): Exclude and add to GCC_4.3.0 section for x86_64 targets.
20532 * config/i386/t-fprules-softfp64: New file.
20533 * config/i386/sfp-machine.h: New file.
20534 * config.gcc (x86_64-*-linux*, x86_64-*-kfreebsd*-gnu,
20535 x86_64-*-knetbsd*-gnu): Add i386/t-fprules-softfp64
20536 and soft-fp/t-softfp to tmake_file.
20537 (i[34567]86-*-linux*, i[34567]86-*-kfreebsd*-gnu,
20538 i[34567]86-*-knetbsd*-gnu): Ditto for --enable-targets=all.
20540 * config/i386/t-linux64 (softfp_wrap_start): New.
20541 (softfp_wrap_end): New.
20542 * config/i386/i386.c (ix86_scalar_mode_supported): TFmode is
20543 supported for TARGET_64BIT.
20545 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
20547 * c-common.c (c_common_signed_or_unsigned_type): Emulate
20548 c_common_unsigned_type behavior.
20550 2007-05-16 Paolo Bonzini <bonzini@gnu.org>
20552 * config/i386/i386.c (legitimize_tls_address): Mark __tls_get_addr
20555 2007-05-16 Eric Christopher <echristo@apple.com>
20557 * config/rs6000/rs6000.c (rs6000_emit_prologue): Move altivec register
20558 saving after stack push. Set sp_offset whenever we push.
20559 (rs6000_emit_epilogue): Move altivec register restore before
20562 2007-05-16 Richard Sandiford <richard@codesourcery.com>
20564 * configure.ac: Allow sysroots to be relocated under $prefix as
20565 well as $exec_prefix.
20566 * configure: Regenerate.
20568 2007-05-16 Richard Sandiford <richard@codesourcery.com>
20572 2007-05-12 Richard Sandiford <richard@codesourcery.com>
20574 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
20575 (gcc_tooldir): Likewise.
20576 * configure: Regenerate.
20577 * Makefile.in (libsubdir_to_prefix): New variable, based on the
20578 old configure.ac gcc_tooldir setting.
20579 (prefix_to_exec_prefix): New variable.
20580 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
20581 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
20583 2007-05-14 Janis Johnson <janis187@us.ibm.com>
20585 * c-typeck.c (build_binary_op): Return early for error.
20587 2007-05-15 Zdenek Dvorak <dvorakz@suse.cz>
20589 * tree-ssa-loop-niter.c (record_estimate): Use GGC_NEW to allocate
20590 struct nb_iter_bound.
20591 (free_numbers_of_iterations_estimates_loop): Use ggc_free.
20592 * gengtype.c (open_base_files): Add cfhloop.h to the list of includes.
20593 * cfgloopmanip.c (place_new_loop): Vector larray is gc-allocated.
20594 * tree-scalar-evolution.c: Include gt-tree-scalar-evolution.h.
20595 (struct scev_info_str, scalar_evolution_info): Add GTY markers.
20596 (new_scev_info_str): Use GGC_NEW to allocate struct scev_info_str.
20597 (del_scev_info): Use ggc_free.
20598 (scev_initialize): Allocate scalar_evolution_info in gc memory.
20599 * loop-init.c: Include ggc.h.
20600 (loop_optimizer_init): Use GGC_CNEW to allocate struct loops.
20601 (loop_optimizer_finalize): Use ggc_free.
20602 * tree-ssa-loop.c (pass_tree_unswitch, pass_vectorize,
20603 pass_linear_transfom, pass_empty_loop, pass_complete_unroll,
20604 pass_iv_optimize): Add TODO_ggc_collect.
20605 * function.h (struct function): Remove skip marker from
20607 * cfgloop.c: Include ggc.h.
20608 (flow_loops_free, flow_loop_free): Free the loop descriptions in gc
20610 (establish_preds): Vector superloops is gc allocated.
20611 (alloc_loop): Allocate loop using GGC_CNEW. Allocate head of
20613 (flow_loops_find): Vector larray is gc allocated.
20614 (loop_exit_free): Use ggc_free.
20615 (rescan_loop_exit): Use GGC_NEW to allocate struct loop_exit. Reflect
20616 that head of exits list is now not a part of struct loop.
20617 (record_loop_exits): Allocate exits table in gc memory.
20618 (get_loop_exit_edges, verify_loop_structure, single_exit): Reflect
20619 that head of exits list is now not a part of struct loop.
20620 * cfgloop.h (struct lpt_decision, struct nb_iter_bound,
20621 struct loop_exit): Add GTY marker.
20622 (struct loop): Add GTY marker. Make superloops vector gc allocated.
20623 Add skip marker to aux field. Make head of exits list a separate
20625 (struct loops): Add GTY marker. Make larray vector gc allocated.
20626 Add param marker to exits table.
20627 (get_loops): Type changed.
20628 * Makefile.in (tree-scalar-evolution.o): Add
20629 gt-tree-scalar-evolution.h dependency.
20630 (cfgloop.o, loop-init.o): Add ggc.h dependency.
20631 (GTFILES): Add cfgloop.h and tree-scalar-evolution.c.
20632 * basic-block.h (struct basic_block_def): Remove skip marker from
20635 2007-05-14 Uros Bizjak <ubizjak@gmail.com>
20637 * builtins.c (expand_builtin_mathfn): Use EXPAND_NORMAL instead
20638 of 0 in the call to expand_expr().
20639 (expand_builtin_mathfn_3): Ditto.
20640 (expand_builtin_interclass_mathfn): Ditto.
20641 (expand_builtin_cexpi): Ditto.
20642 (expand_builtin_int_roundingfn): Ditto.
20643 (expand_builtin_int_roundingfn_2): Ditto.
20644 (expand_builtin_pow): Ditto.
20645 (expand_builtin_powi): Ditto.
20646 (expand_builtin_bswap): Ditto.
20647 (expand_builtin_unop): Ditto.
20648 (expand_builtin_fabs): Ditto.
20649 (get_builtin_sync_mem): Use NULL_RTX instead of NULL in
20650 the call to expand_expr().
20651 (expand_builtin_sync_operation): Ditto.
20652 (expand_builtin_compare_and_swap): Ditto.
20653 (expand_builtin_lock_test_and_set): Ditto.
20654 * except.c (expand_builtin_eh_return_data_regno): Use EXPAND_NORMAL
20655 instead of 0 in the call to expand_expr().
20656 (expand_builtin_extract_return_addr): Ditto.
20657 (expand_builtin_eh_return): Ditto.
20658 (expand_eh_return): Ditto.
20659 * explow.c (expr_size): Ditto.
20660 * expr.c (optimize_bitfield_assignment_op): Ditto.
20661 (expand_assignement): Ditto.
20662 (store_expr): Ditto.
20663 (store_field): Ditto.
20664 (expand_expr_addr_expr_1): Use NULL_RTX instead of NULL in
20665 the call to expand_expr().
20666 (expand_expr_real_1) [COMPLEX_CST]: Use EXPAND_NORMAL instead of 0
20667 in the call to expand_expr().
20668 [CONSTRUCTOR, PLUS_EXPR, MINUS_EXPR, NEGATE_EXPR, ABS_EXPR,
20669 BIT_NOT_EXPR, LSHIFT_EXPR, LT_EXPR, TRUTH_NOT_EXPR]: Ditto.
20670 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO]: Use expand_normal() instead
20672 * optabs.c (expand_vec_shift_expr): Ditto.
20673 (expand_vec_cond_expr): Ditto.
20674 (vector_compare_rtx): Use EXPAND_STACK_PARM instead of 1 in the
20675 call to expand_expr().
20676 * stmt.c (expand_return): Use EXPAND_NORMAL instead of 0
20677 in the call to expand_expr().
20679 2007-05-14 Dave Korn <dave.korn@artimi.com>
20681 * genautomata.c (gen_regexp_el): Allocate correct size for regexp.
20683 2007-05-14 Rafael Avila de Espindola <espindola@google.com>
20685 * c-common.c (warnings_for_convert_and_check): Use unsigned_type_for
20686 instead of c_common_unsigned_type.
20687 (c_common_unsigned_type): Remove.
20688 (shorten_compare): Use c_common_signed_or_unsigned_type instead of
20689 c_common_unsigned_type.
20690 (c_common_nodes_and_builtins): Use unsigned_type_for instead of
20691 c_common_unsigned_type.
20692 * c-common.h (c_common_unsigned_type): Remove.
20693 * c-decl.c (grokdeclarator): Use unsigned_type_for instead of
20694 c_common_unsigned_type.
20695 * c-format.c (check_format_types): Use unsigned_type_for instead of
20696 c_common_unsigned_type.
20697 * c-objc-common.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
20698 * c-typeck.c (convert_for_assignment): Use unsigned_type_for instead
20699 of c_common_unsigned_type.
20700 * convert.c (convert_to_integer): Use unsigned_type_for instead of
20701 lang_hooks.types.unsigned_type.
20702 * expmed.c (make_tree): Use unsigned_type_for instead of
20703 lang_hooks.types.unsigned_type.
20704 * fold-const.c (fold_negate_expr): Use unsigned_type_for instead of
20705 lang_hooks.types.unsigned_type.
20706 (build_range_check): Likewise.
20707 (fold_unary): Likewise.
20708 (fold_binary): Likewise.
20709 (fold_ternary): Likewise.
20710 * langhooks-def.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
20711 * langhooks.h (lang_hooks_for_types): Remove unsigned_type.
20712 * tree.c (get_unsigned_type): New.
20713 (unsigned_type_for): Use get_unsigned_type instead of
20714 lang_hooks.types.unsigned_type.
20716 2007-05-14 Kazu Hirata <kazu@codesourcery.com>
20718 * config/m68k/m68k-protos.h: Rename m68k_interrupt_function_p
20719 to m68k_get_function_kind. Update its prototype.
20720 * config/m68k/m68k.c (m68k_attribute_table): Add an entry for
20722 (m68k_interrupt_function_p): Return enum m68k_function_type
20723 instead of bool. Rename to m68k_get_function_kind.
20724 (m68k_handle_fndecl_attribute): Reject interrupt_thread if the
20725 target is not fido.
20726 (m68k_compute_frame_layout): Don't mark any register for save
20727 if an interrupt_thread attribute is specified.
20728 (m68k_hard_regno_rename_ok): Update a use of
20729 m68k_interrupt_function_p.
20730 * config/m68k/m68k.h (EPILOGUE_USES): Update a use of
20731 m68k_interrupt_function_p.
20732 (m68k_function_type): New.
20733 * config/m68k/m68k.md (*return): Output a 'sleep' instruction
20734 for a function with an interrupt_thread attribute.
20735 * doc/extend.texi: Document the interrupt_thread attribute.
20737 2007-05-13 Daniel Berlin <dberlin@dberlin.org>
20739 Fix PR tree-optimization/31911
20740 * tree-ssa-pre.c (phi_translate): Make sure to cache results even
20741 if they didn't change the expression.
20743 2007-05-13 Zdenek Dvorak <dvorakz@suse.cz>
20745 * tree-scalar-evolution.c (resolve_mixers): Exported.
20746 * tree-scalar-evolution.h (resolve_mixers): Declare.
20747 * tree-data-ref.c (object_analysis, ptr_decl_may_alias_p,
20748 ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
20749 record_record_differ_p, record_array_differ_p, array_ptr_differ_p,
20750 base_object_differ_p, base_addr_differ_p, analyze_array_indexes,
20751 init_array_ref, init_pointer_ref, analyze_indirect_ref,
20752 strip_conversion, analyze_offset_expr, address_analysis,
20753 object_analysis, analyze_offset): Removed.
20754 (dr_analyze_innermost, dr_analyze_indices, dr_analyze_alias,
20755 split_constant_offset, canonicalize_base_object_address,
20756 object_address_invariant_in_loop_p, disjoint_objects_p,
20757 dr_may_alias_p, dr_address_invariant_p): New functions.
20758 (create_data_ref): Use dr_analyze_innermost, dr_analyze_indices
20759 and dr_analyze_alias.
20760 (initialize_data_dependence_relation): Use dr_may_alias_p
20761 and object_address_invariant_in_loop_p.
20762 (compute_self_dependence): Handle the case when
20763 DDR_ARE_DEPENDENT (ddr) is chrec_dont_know.
20764 (find_data_references_in_stmt): Restrict the analysis of data
20765 references to the given loop nest.
20766 (find_data_references_in_loop): Made static. Pass loop nest to
20767 find_data_references_in_stmt.
20768 (compute_data_dependences_for_loop): Use DR_VOPS.
20769 (free_data_ref): Free DR_VOPS.
20770 * tree-data-ref.h (struct first_location_in_loop): Replaced by ...
20771 (struct innermost_loop_behavior): ... new.
20772 (struct base_object_info): Replaced by ...
20773 (struct indices): ... new.
20774 (struct dr_alias): New.
20775 (enum data_ref_type): Removed.
20776 (struct data_reference): Consist of struct innermost_loop_behavior,
20777 struct indices and struct dr_alias.
20778 (DR_SET_ACCESS_FNS, DR_FREE_ACCESS_FNS): Removed.
20779 (DR_MEMTAG): Renamed to ...
20780 (DR_SYMBOL_TAG): ... this.
20781 (find_data_references_in_loop): Declaration removed.
20782 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Use DR_INIT
20783 instead of DR_OFFSET_MISALIGNMENT. DR_ALIGNED_TO is never NULL.
20784 (vect_analyze_data_refs): Use DR_SYMBOL_TAG instead of DR_MEMTAG.
20785 * tree-vect-transform.c (vect_create_data_ref_ptr): Ditto.
20787 2007-05-13 Revital Eres <eres@il.ibm.com>
20789 * tree-ssa-dse.c (get_use_of_stmt_lhs): New function
20790 which walks virtual def-use chains to find redundant stores.
20791 (dse_optimize_stmt): Call it.
20793 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
20795 * gcse.c (gcse_main): Do jump bypassing in CPROP2.
20796 * passes.c (init_optimization_passes): Move pass_jump_bypass
20799 * basic-block.h (bb_has_eh_pred): Fix style issue.
20801 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
20803 PR rtl-optimization/31848
20804 * loop-invariant.c (move_invariant_reg): If we move an insn
20805 with a REG_EQUAL note, and that insn is not always executed,
20806 remove the REG_EQUAL note.
20808 2007-05-12 Richard Guenther <rguenther@suse.de>
20810 PR tree-optimization/31797
20811 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Do not
20812 propagate into a stmt that has volatile ops.
20814 2007-05-12 Richard Sandiford <richard@codesourcery.com>
20816 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
20817 (gcc_tooldir): Likewise.
20818 * configure: Regenerate.
20819 * Makefile.in (libsubdir_to_prefix): New variable, based on the
20820 old configure.ac gcc_tooldir setting.
20821 (prefix_to_exec_prefix): New variable.
20822 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
20823 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
20825 2007-05-11 Silvius Rus <rus@google.com>
20827 * Makefile.in (OBJS-common): Add tree-ssa-alias-warnings.o.
20828 * c-common.c (strict_aliasing_warning): Modify -Wstrict-aliasing logic.
20829 * c-common.h (strict_aliasing_warning): Change return type.
20830 * c-opts.c (c_common_handle_option): Add call to set_Wstrict_aliasing.
20831 * c-typeck.c (build_indirect_ref): Add call to strict_aliasing_warning.
20832 (build_c_cast): Condition call to strict_aliasing_warning.
20833 * doc/invoke.texi: Update description of -Wstrict-aliasing[=n].
20834 * flags.h (set_Wstrict_aliasing): Declare.
20835 * opts.c (set_Wstrict_alising): Define, add call to.
20836 * tree-flow.h (strict_aliasing_warning_backend): Declare.
20837 * tree-ssa-alias-warnings.c: New file.
20838 * tree-ssa-alias.c (compute_may_aliases): Add call to
20839 strict_aliasing_warning_backend.
20841 2007-05-11 Zdenek Dvorak <dvorakz@suse.cz>
20843 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
20844 Use loop_depth and loop_outer accessor functions.
20845 * tree-ssa-loop-im.c (outermost_invariant_loop, set_level,
20846 determine_invariantness_stmt, move_computations_stmt): Ditto.
20847 * cfgloopmanip.c (fix_bb_placement, fix_loop_placement, remove_path,
20848 add_loop, loopify, unloop, fix_loop_structure): Ditto.
20849 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Ditto.
20850 * tree-scalar-evolution.c (interpret_loop_phi,
20851 compute_scalar_evolution_in_loop, analyze_scalar_evolution_in_loop,
20852 instantiate_parameters_1, scev_const_prop): Ditto.
20853 * cfghooks.c (make_forwarder_block): Ditto.
20854 * cfgloopanal.c (mark_irreducible_loops, mark_loop_exit_edges): Ditto.
20855 * modulo-sched.c (loop_canon_p): Ditto.
20856 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg,
20857 slpeel_can_duplicate_loop_p): Ditto.
20858 * lambda-code.c (invariant_in_loop_and_outer_loops): Ditto.
20859 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
20860 * cfgloop.c (flow_loop_dump, flow_loop_nodes_find, rescan_loop_exit,
20861 cancel_loop, verify_loop_structure): Ditto.
20862 (flow_loop_nested_p, superloop_at_depth, flow_loop_free,
20863 add_bb_to_loop, remove_bb_from_loops, find_common_loop): Use the
20864 superloops vector instead of "pred" array.
20865 (establish_preds): Take father loop as an argument. Initialize the
20867 (flow_loop_tree_node_add): Pass father loop to establish_preds.
20868 Do not initialize loop->outer.
20869 (flow_loop_tree_node_remove): Truncate the superloops vector.
20870 * cfgloop.h (struct loop): Removed field "outer", fields "depth" and
20871 "pred" merged to "superloops" vector.
20872 (loop_depth, loop_outer): New.
20873 (fel_init): Use loop_outer.
20875 2007-05-11 Jan Hubicka <jh@suse.cz>
20877 * cgraphunit.c: Include gt-cgraphunit.h
20878 (static_ctors, static_dtors): New static vars.
20879 (record_cdtor_fn, build_cdtor, cgraph_build_cdtor_fns): New functions,
20880 based on implementation in c-common.c
20881 (cgraph_finalize_function): Call record_cdtor_fn.
20882 (cgraph_optimize): Call cgraph_build_cdtor_fns.
20883 * decl.c (finish_function): Do not call c_record_cdtor_fn.
20884 (c_write_global_declarations): Do not call c_build_cdtor_fns.
20885 * c-common.c (static_ctors, static_dtors, c_record_cdtor_fn,
20886 build_cdtor, c_build_cdtor_fns): Remove.
20887 * c-common.h (static_ctors, static_dtors, c_record_cdtor_fn,
20888 c_build_cdtor_fns): Remove prototype.
20890 2007-05-11 Paolo Carlini <pcarlini@suse.de>
20893 * builtin-types.def: Add BT_FN_PTR_CONST_PTR_INT_SIZE.
20894 * builtins.def: Add BUILT_IN_MEMCHR, use the latter.
20895 * builtins.c (fold_builtin_memchr): New.
20896 (expand_builtin_memchr): Call the latter.
20897 (expand_builtin, fold_builtin_3): Deal with BUILT_IN_MEMCHR.
20898 * doc/extend.texi ([Other built-in functions provided by GCC]):
20901 2007-05-11 Andreas Krebbel <krebbel1@de.ibm.com>
20903 * config/s390/s390.md (GPR0_REGNUM, FPR0_REGNUM, FPR2_REGNUM,
20904 PFPO_CONVERT, PFPO_OP_TYPE_SF, PFPO_OP_TYPE_DF, PFPO_OP_TYPE_TF,
20905 PFPO_OP_TYPE_SD, PFPO_OP_TYPE_DD, PFPO_OP_TYPE_TD, PFPO_OP0_TYPE_SHIFT,
20906 PFPO_OP1_TYPE_SHIFT): Constants added.
20907 (DFP_ALL): Mode macro defined.
20908 ("*trunc<BFP:mode><DFP_ALL:mode>2", "*trunc<DFP_ALL:mode><BFP:mode>2",
20909 "*extend<BFP:mode><DFP_ALL:mode>2", "*extend<DFP_ALL:mode><BFP:mode>2"):
20910 Insn definitions added.
20911 ("trunc<BFP:mode><DFP_ALL:mode>2", "trunc<DFP_ALL:mode><BFP:mode>2",
20912 "extend<BFP:mode><DFP_ALL:mode>2", "extend<DFP_ALL:mode><BFP:mode>2"):
20915 2007-05-10 Zdenek Dvorak <dvorakz@suse.cz>
20917 PR tree-optimization/31885
20918 * tree-chrec.c (chrec_contains_undetermined): Do not consider
20919 NULL_TREE to be undetermined.
20920 (automatically_generated_chrec_p): Return false for NULL.
20922 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
20924 * config/bfin/bfin.h (MOVE_RATIO): Define.
20926 2007-05-10 Richard Sandiford <richard@codesourcery.com>
20928 * config.gcc (sparc-wrs-vxworks): New target.
20929 * config/sparc/vxworks.h, config/sparc/t-vxworks: New files.
20930 * config/sparc/sparc-protos.h (sparc_emit_call_insn): Declare.
20931 * config/sparc/sparc.h: Include vxworks-dummy.h.
20932 (PRINT_OPERAND_ADDRESS): Extend SYMBOL_REF handling to
20933 include LABEL_REFs too.
20934 * config/sparc/sparc.c (sparc_expand_move): Don't assume that
20935 _GLOBAL_OFFSET_TABLE_ - label_ref is a link-time constant on
20937 (legitimize_pic_address): Handle LABEL_REFs like SYMBOL_REFs
20939 (load_pic_register): Use gen_vxworks_load_got for VxWorks.
20940 (sparc_emit_call_insn): New function.
20941 (sparc_function_ok_for_sibcall): Restrict sibcalls to locally-binding
20942 functions when generating VxWorks PIC.
20943 * config/sparc/sparc.md (vxworks_load_got): New pattern.
20944 (call, call_value): Use sparc_emit_call_insn instead of
20947 2007-05-09 Bob Wilson <bob.wilson@acm.org>
20949 * config/xtensa/xtensa.c (xtensa_output_literal): Don't use #if.
20951 2007-05-09 Bob Wilson <bob.wilson@acm.org>
20953 * config/xtensa/xtensa.c (xtensa_output_literal): Mask out high bits
20954 for floating-point values if HOST_BITS_PER_LONG > 32. Use
20955 split_double instead of operand_subword.
20957 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
20959 * config/bfin/bfin.h (LOCAL_ALIGNMENT): Define.
20960 * config/bfin/bfin.c (bfin_local_alignment): New function.
20961 * config/bfin/bfin-protos.h (bfin_local_alignment): Declare it.
20963 2007-05-08 Chao-ying Fu <fu@mips.com>
20965 * doc/md.texi (msub@var{m}@var{n}4, usub@var{m}@var{n}4): Document.
20966 * optabs.h (OTI_smsub_widen, OTI_umsub_widen): New optab_indexes.
20967 (smsub_widen_optab, umsub_widen_optab): Define.
20968 * optabs.c (init_optabs): Initialize smsub_widen_optab and
20970 * genopinit.c (optabs): Fill in smsub_widen_optab and
20972 * expr.c (expand_expr_real_1): Try to use smsub_widen_optab
20973 and umsub_widen_optab to implement multiply-subtract sequences.
20974 * config/mips/mips.md (*msac<u>_di): Rename to...
20975 (<u>msubsidi4): ...this. Extend condition to include
20976 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
20977 of operand 0 to "ka" and use the three-operand form of msub<u>
20979 * config/mips/mips-dspr2.md (mips_msub, mips_msubu): Convert
20982 2007-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
20984 PR rtl-optimization/28011
20985 * reload.c (push_reload): Set dont_share if IN appears in OUT
20986 also when IN is a PLUS rtx.
20987 (reg_overlap_mentioned_for_reload_p): Return true if X and IN
20990 2007-05-08 Kazu Hirata <kazu@codesourcery.com>
20992 * emit-rtl.c (unshare_all_rtl_1): Don't copy DECL_RTL. Don't
20993 call unshare_all_decls.
20994 (unshare_all_rtl): Adjust the call to unshare_all_rtl_1.
20995 (unshare_all_decls): Remove.
20997 2007-05-08 Simon Martin <simartin@users.sourceforge.net>
21000 * tree-dump.c (dump_options): Don't use TDF_DIAGNOSTIC in "*-all" tree
21003 2007-05-08 Sandra Loosemore <sandra@codesourcery.com>
21004 Nigel Stephens <nigel@mips.com>
21006 * config/mips/mips.h (MAX_FPRS_PER_FMT): Renamed from FP_INC.
21007 Update comments and all uses.
21008 (MIN_FPRS_PER_FMT): Define.
21009 * config/mips/mips.c (function_arg): Fix to correctly handle
21010 the -mips32r2 -mfp64 -mabi=32 case.
21011 (override_options): Enable use of odd-numbered registers for
21012 SFmode values on MIPS32.
21013 (mips_save_reg_p): Save whole floating-point register pair if
21014 either half is used.
21015 (compute_frame_size): Fix comment.
21017 2007-05-08 Jie Zhang <jie.zhang@analog.com>
21019 * config/bfin/bfin-protos.h (bfin_expand_epilogue): Add a third
21020 argument of type bool.
21021 * config/bfin/bfin.c (add_to_reg): Add epilogue_p as a fourth
21022 argument. Safely select temporary P register according to it.
21023 (do_link): Change call site of add_to_reg accordingly.
21024 (do_unlink): Add epilogue_p as a fourth argument and pass it
21026 (expand_interrupt_handler_epilogue): Change call of do_unlink
21028 (bfin_expand_prologue): Add a third argument sibcall_p.
21029 * config/bfin/bfin.md (epilogue): Change call of
21030 bfin_expand_epilogue accordingly.
21031 (sibcall_epilogue): Likewise.
21032 (eh_return_internal): Likewise.
21034 * config/bfin/bfin-protos.h (enum bfin_cpu): Add
21035 BFIN_CPU_BF534, BFIN_CPU_BF536 and BFIN_CPU_BF561.
21036 * config/bfin/bfin.c (bfin_handle_option): Handle
21037 -mcpu=bf534, -mcpu=bf536 and -mcpu=bf561.
21038 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS):
21039 Support bf534, bf536 and bf561.
21040 * doc/invoke.texi (Blackfin Options): Document -mcpu and -msim.
21042 2007-05-08 Uros Bizjak <ubizjak@gmail.com>
21045 * config/i386/i386.c (ix86_function_regparm): Process local
21046 functions only when TREE_CODE (decl) equals FUNCTION_DECL.
21048 2007-05-07 Mike Stump <mrs@apple.com>
21050 * doc/invoke.texi (Warning Options): Document that -Wempty-body
21051 also checks for and while statements in C++.
21053 2007-05-07 Nathan Froyd <froydnj@codesourcery.com>
21055 * gcc.c (at_file_supplied): New variable.
21056 (main): Set it if we expanded argv.
21057 (do_spec_1): Pass an @-file to the linker if we were called with
21058 an @-file argument and HAVE_GNU_LD.
21059 * collect2.c (at_file_supplied): New variable.
21060 (response_file): New variable.
21061 (collect_exit): Unlink response_file if necessary.
21062 (handler): Likewise.
21063 (do_wait): Likewise.
21064 (main): Set at_file_supplied if we expanded argv.
21065 (collect_execute): Pass an @-file to subprocesses if we were called
21066 with an @-file argument.
21067 * configure.ac: Add define for HAVE_GNU_LD.
21068 * configure: Regenerate.
21069 * config.in: Regenerate.
21071 2007-05-07 Naveen.H.S <naveen.hs@kpitcummins.com>
21073 * config/m32c/muldiv.md (mulhisi3_c): Limit the mode of the 2nd
21074 operand to HI mode.
21079 2007-05-07 Jayant Sonar <jayants@kpitcummins.com>
21081 * config/m32c/m32c.c (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
21082 (TARGET_ENCODE_SECTION_INFO): Re-define.
21083 (m32c_encode_section_info): New
21084 (function_vector_handler): New
21085 (current_function_special_page_vector): New
21086 (m32c_special_page_vector_p): New.
21087 * config/m32c/m32c-protos.h (m32c_special_page_vector_p):
21089 * config/m32c/jump.md: Added instruction JSRS for functions
21090 with attribute "function_vector".
21091 * doc/extend.texi (function_vector): Added description
21092 for M16C, M32C targets.
21094 2007-05-07 DJ Delorie <dj@redhat.com>
21097 * config/m32c/shift.md (ashlpsi3_i, ashrpsi3_i, ashlpsi3,
21098 ashrpsi3, lshrpsi3): Update shift count constraint.
21100 2007-05-07 Danny Smith <dannysmith@users.sourceforge.net>
21101 Nathan Froyd <froydnj@codesourcery.com>
21104 * c-incpath.c (add_path): Strip trailing path separators.
21106 2007-05-07 Eric Botcazou <ebotcazou@adacore.com>
21108 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Reset cfg_altered.
21109 Free dominance info before purging EH edges.
21110 (eliminate_degenerate_phis): Likewise.
21111 (propagate_rhs_into_lhs): Set cfg_altered to true instead of 1.
21113 2007-05-07 Jan Hubicka <jh@suse.cz>
21115 * gimplify.c (gimplify_expr): Do not crash when folding
21116 (void *)(int)&a + 4.
21118 2007-05-07 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
21121 * c-opts.c (lang_fortran): Make it non static.
21122 * c-common.h (lang_fortran): New prototype.
21123 * c-cppbuiltin.c (c_cpp_builtins): Create a __GFORTRAN__ if the
21124 -lang-fortran option was passed by the driver.
21126 2007-05-06 Eric Botcazou <ebotcazou@adacore.com>
21128 * timevar.c (timevar_print): Test ENABLE_ASSERT_CHECKING instead
21129 of ASSERT_CHECKING. Tweak message.
21131 2007-05-06 Revital Eres <eres@il.ibm.com>
21134 * loop-unroll.c (insert_var_expansion_initialization):
21135 Initialize the expansions with -zero instead of +zero.
21137 2007-05-05 Aurelien Jarno <aurelien@aurel32.net>
21139 * config/pa/pa.md: Split tgd_load, tld_load and tie_load
21140 into pic and non-pic versions. Mark r19 as used for
21141 tgd_load_pic, tld_load_pic and tie_load_pic. Mark r27 as used
21142 for tgd_load, tld_load and tie_load .
21143 * config/pa/pa.c (legitimize_tls_address): Emit pic or non-pic
21144 version of tgd_load, tld_load and tie_load depending on the
21147 2007-05-04 Ulrich Drepper <drepper@redhat.com>
21148 Jakub Jelinek <jakub@redhat.com>
21150 * crtstuff.c (HIDDEN_DTOR_LIST_END): New macro.
21151 (__do_global_dtors_aux): Use more paranoid loop to run
21152 destructors if HIDDEN_DTOR_LIST_END.
21153 (__DTOR_END__): Export as a hidden symbol when HIDDEN_DTOR_LIST_END.
21155 2007-05-04 Jakub Jelinek <jakub@redhat.com>
21157 * varasm.c (align_variable): Don't increase alignment for
21158 DECL_THREAD_LOCAL_P variables above BITS_PER_WORD through
21159 DATA_ALIGNMENT or CONSTANT_ALIGNMENT.
21161 2007-05-04 Josh Conner <jconner@apple.com>
21163 * basic-block.h (cdi_direction): Assign values to all enumeration
21165 (dom_computed): Remove.
21166 (dom_info_state): New.
21167 (set_dom_info_availability): New.
21168 * tree-ssa-loop-im.c (determine_invariantness): Initialize
21169 walk_data.dom_direction.
21170 * cfghooks.c (delete_basic_block): Use dom_info_available_p()
21171 instead of dom_computed[].
21172 (split_edge): Likewise.
21173 (create_basic_block): Likewise.
21174 (merge_blocks): Likewise.
21175 * ifcvt.c (find_if_header): Likewise.
21176 * tree-cfgcleanup.c (cleanup_tree_cfg): Likewise.
21177 * tree-ssa-dce.c (remove_dead_stmt): Likewise.
21178 * tree-ssa.c (verify_ssa): Likewise.
21179 * tree-cfg.c (tree_verify_flow_info): Likewise.
21180 (remove_edge_and_dominated_blocks): Likewise.
21181 * dominance.c (dom_computed): Make static.
21182 (calc_dfs_tree_nonrec): Change third param to a bool.
21183 (calc_dfs_tree): Change second param to a bool.
21184 (calc_idioms): Change second param to a bool. Use
21185 dom_convert_dir_to_idx.
21186 (init_dom_info): Validate dir before using.
21187 (dom_convert_dir_to_idx): New.
21188 (calculate_dominance_info): Use dom_convert_dir_to_idx. New
21189 variable 'reverse' used for calling calc_dfs_tree and calc_idoms.
21190 (free_dominance_info): Use dom_convert_dir_to_idx.
21191 (get_immediate_dominator): Likewise.
21192 (set_immediate_dominator): Likewise.
21193 (get_dominated_by): Likewise.
21194 (redirect_immediate_dominators): Likewise.
21195 (nearest_common_denominator): Likewise.
21196 (dominated_by_p): Likewise.
21197 (bb_dom_dfs_in): Likewise.
21198 (bb_dom_dfs_out): Likewise.
21199 (recount_dominator): Likewise.
21200 (iterate_fix_dominators): Likewise.
21201 (add_to_dominance_info): Likewise.
21202 (delete_from_dominance_info): Likewise.
21203 (first_dom_son): Likewise.
21204 (next_dom_son): Likewise.
21205 (dom_info_available_p): Likewise.
21206 (dom_info_state): New.
21207 (set_dom_info_availability): New.
21209 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
21211 * config/s390/s390.md ("fix_trunc<mode>di2", "fix_trunc<mode>si2"):
21213 ("fix_trunc<DSF:mode><GPR:mode>2"): Expander added.
21215 2007-05-04 Bob Wilson <bob.wilson@acm.org>
21217 * config/xtensa/xtensa.md (adddi3, adddi_carry): Delete.
21218 (subdi3, subdi_carry): Delete.
21220 2007-05-04 Jan Hubicka <jh@suse.cz>
21221 Richard Guenther <rguenther@suse.de>
21223 * opts.c (decode_options): Do not fiddle with inlining
21224 parameters in case of optimizing for size.
21225 * ipa-inline.c (cgraph_decide_recursive_inlining): When optimizing
21226 for size do nothing.
21227 (cgraph_decide_inlining_of_small_function): When optimizing for
21228 size never inline functions increasing caller size.
21229 (cgraph_early_inlining): Inline for size when optimizing for size.
21231 2007-05-04 Bernd Schmidt <bernd.schmidt@analog.com>
21233 * config/bfin/bfin.md (<optab>di3): Now a define_expand which expands
21234 logical operations piecewise.
21235 (<optab>di_zesidi_di, <optab>di_sesidi_di, negdi2, one_cmpldi2,
21236 zero_extendsidi2, subdi_di_zesidi, subdi_zesidi_di, subdi_di_sesidi,
21237 subdi_sesidi_di): Delete.
21238 (add_with_carry): Produce carry in CC instead of a DREG to shorten
21239 the generated sequence. Allow three-reg add in constraints. Rewrite
21240 the rtl expression for carry to avoid zero_extend of a constant.
21241 (sub_with_carry): New pattern.
21242 (adddi3, subdi3): Change into define_expand. For subtract, generate a
21243 different sequence not involving jumps.
21244 (notbi): Now a named pattern.
21246 2007-05-04 Bradley Lucier <lucier@math.purdue.edu>
21248 * doc/invoke.texi (i386 and x86-64 Options) [-mpc32, -mpc64, -mpc80]:
21249 Add the note about a significant loss of accuracy of some
21250 mathematical routines when these options are used.
21252 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
21254 * haifa-sched.c (rtx_vec_t): New typedef.
21255 (contributes_to_priority_p): Extract piece of priority () into new
21257 (priority): Use the function. Add assertion.
21258 (rank_for_schedule, set_priorities): Add assertion to check that
21259 insn's priority is initialized.
21260 (clear_priorities, calc_priorities): Change signature. Make it update
21261 all relevant insns. Update all callers ('add_to_speculative_block ()'
21262 and 'create_block_check_twin ()').
21263 * sched-int.h (struct haifa_insn_data): Remove field 'priority_known'.
21264 Add new field 'priority_status'.
21265 (INSN_PRIORITY_STATUS): New macro.
21266 (INSN_PRIORITY_KNOWN): Change to use INSN_PRIORITY_STATUS.
21268 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
21270 * sched-ebb.c (debug_ebb_dependencies): New static function.
21271 (init_ready_list): Use it.
21273 * sched-rgn.c (debug_dependencies): Split into 'debug_dependencies ()'
21274 with changed signature and 'debug_rgn_dependencies ()'.
21275 (debug_rgn_dependencies): New static function.
21276 (init_ready_list): Use it.
21278 * sched-int.h (debug_dependencies): Declare.
21280 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
21282 * libgcc-std.ver (__ffssi2): Added to GCC_4.3.0 section.
21284 2007-05-04 Dirk Mueller <dmueller@suse.de>
21286 * c.opt(Wmain,ffreestanding): Enable for C++,ObjC++.
21288 2007-05-03 Jan Hubicka <jh@suse.cz>
21290 * fold-const.c (fold_unary): Convert (T1)(X op Y) into
21291 ((T1)X op (T1)Y), for pointer type in more cases than before.
21293 * gimplify.c (gimplify_expr): Fold (void *)&a + 4.
21295 * tree-object-size.c (plus_expr_object_size): When operand size is
21296 unknown, return unknown.
21298 2007-05-03 Dirk Mueller <dmueller@suse.de>
21300 * doc/invoke.texi (-m386,-m486,-mpentium,-mpentiumpro): Remove.
21302 * config/i386/i386.h (CC1_CPU_SPEC): Remove handling for deprecated
21305 * config/i386/i386.opt (m386,m486,mpentium,mpentiumpro): Remove.
21307 2007-05-03 Janis Johnson <janis187@us.ibm.com>
21309 * doc/sourcebuild.texi (Test Directives) Clarify dg-excess-errors.
21311 2007-05-03 Joseph Myers <joseph@codesourcery.com>
21313 * config/soft-fp/double.h, config/soft-fp/extended.h,
21314 config/soft-fp/floatundidf.c, config/soft-fp/floatundisf.c,
21315 config/soft-fp/floatunsidf.c, config/soft-fp/floatunsisf.c,
21316 config/soft-fp/op-2.h, config/soft-fp/op-4.h,
21317 config/soft-fp/op-common.h, config/soft-fp/quad.h: Update from
21320 2007-05-03 Ian Lance Taylor <iant@google.com>
21322 * config/rs6000/rs6000.c (rs6000_override_options): Don't set
21323 MASK_PPC_GFXOPT for 8540 or 8548.
21325 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
21327 * tree-vect-transform.c (vect_update_inits_of_drs): Use
21328 vect_print_dump_info() to output debug information.
21330 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
21333 * config/i386/i386.c (print_operand) ['z']: Output 'w' for
21334 operands of size 2 when operand is not MEM_P.
21336 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
21338 PR tree-optimization/30565
21339 * lambda-code.c (perfect_nestify): Fix updating of dominators.
21341 2007-05-03 Bernd Schmidt <bernd.schmidt@analog.com>
21343 * config/bfin/bfin.md (addpdi3, us_truncpdisi2): New patterns.
21344 (umulsi3_highpart): Use them.
21345 * config/bfin/lib1funcs.asm (__umulsi3_highpart): Use unsigned move
21346 for final accumulator to D regisster tranfser.
21348 2007-05-03 Dorit Nuzman <dorit@il.ibm.com>
21350 PR tree-optimization/31699
21351 * tree-vect-analyze.c (vect_update_misalignment_for_peel): Remove
21353 (vect_enhance_data_refs_alignment): Compute peel amount using
21354 TYPE_VECTOR_SUBPARTS instead of vf.
21355 * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Likewise.
21357 2007-05-02 Brooks Moses <brooks.moses@codesourcery.com>
21360 * system.h: Remove inclusion of double-int.h
21361 * tree.h: Include double-int.h
21362 * gengtype.c: Likewise
21363 * cfgloop.h: Likewise
21364 * Makefile.in: Adjust dependencies on double-int.h
21366 2007-05-02 Eric Christopher <echristo@apple.com>
21368 * config/darwin.h (TARGET_OPTION_TRANSLATE_TABLE): Translate
21369 -shared to -Zdynamiclib.
21371 2007-05-02 Seongbae Park <seongbae.park@gmail.com>
21374 * c-common.c (strip_pointer_or_array_types): New function.
21375 * c-common.h (strip_pointer_or_array_types): New function declaration.
21377 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
21379 PR tree-optimization/31771
21380 * tree-cfg.c (move_block_to_fn): Assign bb to the correct index.
21382 2007-05-02 Paul Brook <paul@codesourcery.com>
21384 * config/arm/bpabi.S (aeabi_lcmp): Fix result on overflow.
21386 2007-05-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
21388 PR middle-end/29715
21389 * fold-const.c (fold_comparision): Remove the "foo++ == CONST"
21392 2007-05-02 Nick Clifton <nickc@redhat.com>
21394 * config/frv/predicates.md (symbolic_operand): Accept CONSTs.
21396 2007-05-02 Richard Guenther <rguenther@suse.de>
21398 PR tree-optimization/31146
21399 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): New
21400 argument, single_use_p. If we have a single use that is
21401 a conversion to the definition rhs type, propagate that rhs.
21402 (forward_propagate_addr_expr): Pass single_use_p argument
21403 to forward_propagate_addr_expr_1.
21405 2007-05-01 H.J. Lu <hongjiu.lu@intel.com>
21407 * config/i386/i386.c (ix86_expand_sse_comi): Remove unused
21410 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
21412 * doc/invoke.texi: Fix typo, 'AMD Family 10h core' instead of
21413 'AMD Family 10 core'.
21415 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
21417 * config/i386/i386.c (override_options): Accept k8-sse3, opteron-sse3
21418 and athlon64-sse3 as improved versions of k8, opteron and athlon64
21419 with SSE3 instruction set support.
21420 * doc/invoke.texi: Likewise.
21422 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
21424 * config/i386/i386.c (override_options): Tuning 32-byte loop
21425 alignment for amdfam10 architecture. Increasing the max loop
21426 alignment to 24 bytes.
21428 2007-05-01 Kazu Hirata <kazu@codesourcery.com>
21430 * config/m68k/constraints.md: New.
21431 * config/m68k/m68k.h (REG_CLASS_FROM_LETTER,
21432 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
21433 EXTRA_CONSTRAINT): Remove.
21434 * config/m68k/m68k.md: Include constraints.md.
21435 * expr.c (expand_expr_real_1): Copy DECL_RTL before using it.
21437 2007-05-01 Ian Lance Taylor <iant@google.com>
21439 PR tree-optimization/31739
21440 * tree-vrp.c (vrp_val_is_max): New static function.
21441 (vrp_val_is_min): New static function.
21442 (set_value_range_to_value): Use TYPE_{MAX,MIN}_VALUE rather than
21444 (set_value_range): Use vrp_val_is_{max,min}.
21445 (extract_range_from_assert): Likewise.
21446 (extract_range_from_binary_expr): Likewise.
21447 (extract_range_from_unary_expr): Likewise.
21448 (dump_value_range, vrp_meet): Likewise.
21449 (vrp_visit_phi_node): Likewise.
21450 * tree.c (build_distinct_type_copy): Revert change of 2007-04-27.
21452 2007-05-01 Mark Mitchell <mark@codesourcery.com>
21454 * config/i386/gmon-sol2.c (size_t): New type.
21455 (intptr_t): Likewise.
21456 (s_textsize): Declare as size_t.
21458 (monstartup): Use size_t for sizes.
21459 (_mcount): Save and restore registers.
21460 (internal_mcount): Pass 0 as the first argument to monstartup
21462 (moncontrol): Convert pointer to appropriately sized integer
21463 before passing to profil.
21465 2007-05-01 Joseph Myers <joseph@codesourcery.com>
21467 * config/rs6000/darwin-ldouble.c (__gcc_qunord): Define if
21468 __NO_FPRS__, not just if _SOFT_DOUBLE.
21469 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qunord): Likewise.
21470 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Use __gcc_qunord
21471 also for E500 double.
21472 * config/rs6000/rs6000.md (buneq, bunge, bungt, bunle, bunlt,
21473 suneq, sunge, sungt, sunle, sunlt): Disable for (TARGET_HARD_FLOAT
21476 2007-05-01 Richard Guenther <rguenther@suse.de>
21478 * tree-ssa-loop-manip.c (ip_normal_pos): Check if last stmt
21481 2007-05-01 Joseph Myers <joseph@codesourcery.com>
21483 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qgt): Fix typo.
21485 2007-05-01 Jan Hubicka <jh@suse.cz>
21487 * tree-vectorize.c (vect_is_simple_use): gimple_min_invariant is
21490 2007-05-01 Jan Hubicka <jh@suse.cz>
21492 * tree.h (maybe_fold_offset_to_component_ref): Remove.
21493 (maybe_fold_offset_to_reference): Declare.
21494 * fold-const.c (fold_unary): Do not fold
21495 (type *)&A into &A->field_of_type_and_offset_0
21496 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): When base type
21497 size is unknown, give up.
21498 (maybe_fold_offset_to_component_ref): Ignore firelds with unknown
21500 (maybe_fold_offset_to_reference): New.
21501 (maybe_fold_stmt_indirect): Use it.
21502 (fold_stmt_r): Fold (type *)&A+offset into A->field_if_type_and_offset.
21503 * gimplify.c (gimplify_conversion): Canonicalize conversions to
21505 (gimplify_expr): Likewise for plus_expr.
21507 2007-05-01 Zdenek Dvorak <dvorakz@suse.cz>
21509 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Use
21510 bsi_after_labels. Always insert statements before bsi.
21511 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
21512 * predict.c (apply_return_prediction): Check for empty blocks.
21513 * cfgexpand.c (lab_rtx_for_bb): New variable.
21514 (label_rtx_for_bb): Do not create new tree labels.
21515 (expand_gimple_basic_block): Add labels recorded in lab_rtx_for_bb.
21516 (tree_expand_cfg): Initialize lab_rtx_for_bb.
21517 * tree-cfg.c (build_tree_cfg): Call cleanup_dead_labels after
21519 (label_for_bb): Add field used.
21520 (update_eh_label, main_block_label): Mark the label used.
21521 (cleanup_dead_labels): Remove unused labels.
21523 2007-05-01 Richard Guenther <rguenther@suse.de>
21525 * tree-vrp.c (set_value_range): Do not allocate equiv bitmap
21526 if it is not about to be set.
21527 (get_value_range): Do not pre-allocate equiv bitmap.
21528 (update_value_range): No need to clear equiv field.
21529 (add_equivalence): Change prototype to get bitmap pointer.
21530 Allocate bitmap here if it is not already.
21531 (extract_range_from_assert): Do not allocate bitmap here.
21532 Update callers to add_equivalence.
21533 (extract_range_from_ssa_name): Likewise.
21534 (get_vr_for_comparison): New static helper.
21535 (compare_name_with_value): Handle NULL equiv bitmap by
21536 peeling the first iteration of the comparison loop.
21537 Use get_vr_for_comparison.
21538 (compare_names): Handle NULL equiv bitmaps by using fake
21539 ones. Use get_vr_for_comparison.
21541 2007-04-30 Brooks Moses <brooks.moses@codesourcery.com>
21543 * double-int.c (mpz_set_double_int): Moved from
21544 tree-ssa-loop-niter.c.
21545 (mpz_get_double_int): Likewise; also, add option to wrap
21546 out-of-range integers.
21547 * double-int.h: New prototypes for above.
21548 * tree.c (get_static_type_bounds): Moved from
21549 tree-ssa-loop-niter.c; now returns TYPE_MIN_VALUE and
21550 TYPE_MAX_VALUE if they exist..
21551 * tree.h: New prototype for above.
21552 * tree-ssa-loop-niter.c: Adjust mpz_to_double_int and
21553 get_type_bounds calls.
21554 (mpz_set_double_int): Move to double-int.c.
21555 (get_type_bounds): Move to tree.c, rename to
21556 get_static_type_bounds.
21557 (mpz_to_double_int): Move to double-int.c, rename to
21558 mpz_get_double_int.
21560 2007-04-30 Bob Wilson <bob.wilson@acm.org>
21562 * config/xtensa/lib1funcs.asm (__umodsi3, __modsi3): Rearrange so that
21563 DIV0 exception can fall through to a normal return.
21565 2007-04-30 Alexandre Oliva <aoliva@redhat.com>
21567 PR middle-end/22156
21568 Temporarily revert:
21569 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
21570 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
21571 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
21572 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
21573 initialize align to silence bogus warning.
21574 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
21575 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
21577 (struct sra_walk_fns): Remove use_all parameter from use.
21578 (sra_hash_tree): Handle BIT_FIELD_REFs.
21579 (sra_elt_hash): Don't hash bitfld blocks.
21580 (sra_elt_eq): Skip them in parent compares as well. Handle
21582 (sra_walk_expr): Don't maintain or pass down use_all_p.
21583 (scan_use): Remove use_all parameter.
21584 (scalarize_use): Likewise. Re-expand assignment to
21585 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
21586 output, and re-scalarize after output. Don't mark anything
21588 (scalarize_ldst): Adjust.
21589 (scalarize_walk_gimple_modify_statement): Likewise.
21590 (build_element_name_1): Handle BIT_FIELD_REFs.
21591 (instantiate_element): Don't warn for any element whose parent
21592 is used as a whole.
21593 (instantiate_missing_elements_1): Return the sra_elt.
21594 (canon_type_for_field): New.
21595 (try_instantiate_multiple_fields): New.
21596 (instantiate_missing_elemnts): Use them.
21597 (mark_no_warning): Removed.
21598 (generate_one_element_ref): Handle BIT_FIELD_REFs.
21599 (REPLDUP, sra_build_elt_assignment): New.
21600 (generate_copy_inout): Use them.
21601 (generate_element_copy): Likewise. Handle bitfld differences.
21602 (generate_element_zero): Don't recurse for blocks. Use
21603 sra_build_elt_assignment.
21604 (generate_one_element_int): Take elt instead of var. Use
21605 sra_build_elt_assignment.
21606 (generate_element_init_1): Adjust.
21607 (scalarize_use, scalarize_copy): Use REPLDUP.
21608 (scalarize_ldst): Move assert before dereference.
21609 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
21611 2007-04-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
21614 * tree.c (reconstruct_complex_type): Reconstruct a reference
21616 Also use the same mode for the pointer as the old pointer type.
21618 2007-04-30 Francois-Xavier Coudert <coudert@clipper.ens.fr>
21620 * doc/trouble.texi (Interoperation): Remove note about Ultrix
21623 2007-04-29 Zdenek Dvorak <dvorakz@suse.cz>
21625 PR rtl-optimization/31676
21626 * df-scan.c (record_nonlocal_goto_receiver_defs): New function.
21627 (df_refs_record): Call it.
21629 2007-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
21631 * rtl.def (SS_ABS): New code.
21632 * config/bfin/bfin.c (print_operand): New modifier 'v'.
21633 (enum bfin_builtins): Add BFIN_BUILTIN_SUM_2X16, BFIN_BUILTIN_ABS_1x32,
21634 BFIN_BUILTIN_ROUND_1x32, BFIN_BUILTIN_MULT_1x32x32,
21635 BFIN_BUILTIN_MULT_1x32x32NS, BFIN_BUILTIN_SSASHIFT_1x32.
21636 (bfin_init_builtins): Define them.
21637 (bdesc_1arg, bdesc_2arg): Add some of them here, ...
21638 (bfin_expand_builtin): ... and handle the others here.
21639 * config/bfin/bfin.md (ssabssi2, ssroundsi2, ssashiftsi3,
21640 flag_mul_macv2hi_parts_acconly_andcc0): New patterns.
21641 (ss_absv2hi2): Renamed from absv2hi; use ss_abs code.
21642 (ssashiftv2hi3, ssashifthi3, lshiftv2hi3, lshifthi3): Shift count
21643 operand is only HImode.
21645 2007-04-29 Steven Bosscher <steven@gcc.gnu.org>
21647 * regclass.c (scan_one_insn): Remove splitting of
21650 2007-04-28 Sandra Loosemore <sandra@codesourcery.com>
21651 Nigel Stephens <nigel@mips.com>
21653 * config/mips/mips.h (SLOW_BYTE_ACCESS): Turn off for MIPS16.
21655 2007-04-28 Jan Hubicka <jh@suse.cz>
21657 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Use
21658 insn_locators_alloc instead of insn_locators_initialize;
21659 call reset_block_changes.
21660 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
21661 * config/sh/sh.c (sparc_output_mi_thunk): Likewise.
21662 * config/is64/ia64.c (ia64_output_mi_thunk): Likewise.
21663 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
21664 * config/score/score.c (th_output_mi_thunk): Likewise.
21665 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
21666 * cfglyaout.c (set_curr_insn_source_location, set_curr_insn_block):
21667 tolerate uninitialized locator info.
21670 * function.c (init_function_start): Don't init line number info.
21671 (expand_function_end): Update.
21672 (reset_block_changes, record_block_change, finalize_block_changes,
21673 check_block_change, free_block_changes): Kill.
21674 * function.h (reset_block_changes, record_block_change,
21675 finalize_block_changes, check_block_change, free_block_changes):
21677 (struct function): Remove ib_boundaries_block.
21678 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
21679 Use curr_insn_locator to initialize locator.
21680 (emit_line_note): Remove.
21681 * cfgexpand.c (expand_gimple_cond_expr): Update.
21682 (construct_exit_block): Likewise.
21683 (tree_expand_cfg): Initialize/finalize locators.
21684 * expr.c (expand_expr_real): Update.
21685 * cfglayout.c (line_locators_locs, line_locators_lines,
21686 file_locators_locs, file_locators_files): Remove.
21687 (set_block_levels): Move to cfgexpand.c.
21688 (insn_locators_initialize): Remove.
21689 (pass_insn_locators_initialize): Remove.
21690 (locations_locators_locs, locations_locators_vals): New static vars.
21691 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
21693 (insn_locators_alloc, insn_locators_finalize,
21694 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
21696 (locator_location): New.
21697 (locator_line, locator_file): Rewrite.
21698 * rtl.h (emit_line_note): Kill.
21699 (insn_locators_alloc, insn_locators_finalize,
21700 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
21702 * tree-inline.c (initialize_cfun): Do not initialize
21703 ib_boundaries_block.
21704 * passes.c (pass_insn_locators_initialize): Remove.
21706 2007-04-28 Zdenek Dvorak <dvorakz@suse.cz>
21708 * tree-cfg.c (move_block_to_fn): Release bb from dominance
21709 info. Update last_basic_block correctly.
21711 2007-04-27 Kaz Kojima <kkojima@gcc.gnu.org>
21714 * config/sh/sh.c (output_stack_adjust): Avoid using the frame
21715 register itself to hold the offset constant. Tell flow the use
21716 of r4 and r5 when they are used.
21718 2007-04-27 Richard Guenther <rguenther@suse.de>
21720 * tree-ssa-forwprop.c (forward_propagate_into_cond): Keep track
21721 if we simplified anything.
21722 (tree_ssa_forward_propagate_single_use_vars): Defer overflow
21723 warnings until we did a simplification and the stmt was not
21724 marked as TREE_NO_WARNING.
21726 2007-04-27 Mike Stump <mrs@apple.com>
21728 * config/rs6000/darwin.h (ALWAYS_PUSH_CONSTS_USING_REGS_P): Remove.
21730 2007-04-27 Ian Lance Taylor <iant@google.com>
21732 PR middle-end/31710
21733 * tree.c (build_distinct_type_copy): If TYPE_MIN_VALUE or
21734 TYPE_MAX_VALUE exist, convert them to the new type.
21736 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
21738 * tree-cfgcleanup.c (cleanup_tree_cfg): Verify dominance info
21739 if it claims to be available.
21740 * tree-ssa-dce.c (remove_dead_stmt): Mark cfg as altered when
21741 edge is redirected.
21742 (perform_tree_ssa_dce): Always free postdominators.
21744 2007-04-27 Richard Henderson <rth@redhat.com>
21746 * config/alpha/predicates.md (aligned_memory_operand): Mark
21747 as define_special_predicate.
21748 (unaligned_memory_operand, normal_memory_operand): Likewise.
21749 (reg_or_unaligned_mem_operand): Remove.
21750 (any_memory_operand): Match the documentation and check for
21751 non-renumbered pseudos during reload.
21752 * config/alpha/alpha.c (alpha_secondary_reload): Rename from
21753 alpha_secondary_reload_class, update to new interface, make static.
21754 Handle CQImode like HImode. Remove FP subreg check.
21755 (alpha_expand_mov): Use replace_equiv_address.
21756 (alpha_expand_mov_nobwx): Use any_memory_operand.
21757 (TARGET_SECONDARY_RELOAD): New.
21758 * config/alpha/alpha.h (SECONDARY_INPUT_RELOAD_CLASS): Remove.
21759 (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
21760 * config/alpha/sync.md (I12MODE, I48MODE, modesuffix): Move ...
21761 * config/alpha/alpha.md: ... here.
21762 (RELOAD12, reloadmode): New.
21764 (reload_in<RELOAD12>): Macro-ize from reload_inqi, reload_inhi.
21765 Don't handle the aligned case here.
21766 (reload_out<RELOAD12>): Macro-ize from reload_outqi, reload_outhi.
21767 (reload_in<I12MODE>_aligned): Macro-ize from reload_inqi_help,
21768 reload_inhi_help. Don't expect a scratch register.
21769 (reload_out<I12MODE>_aligned): Macro-ize from reload_outqi_help,
21771 * config/alpha/alpha-protos.h (alpha_secondary_reload_class): Remove.
21773 2007-04-27 Richard Guenther <rguenther@suse.de>
21775 * tree-ssa-forwprop.c (get_prop_dest_stmt): Fix comment typo.
21777 2007-04-27 Richard Guenther <rguenther@suse.de>
21779 PR tree-optimization/30965
21780 PR tree-optimization/30978
21781 * Makefile.in (tree-ssa-forwprop.o): Depend on $(FLAGS_H).
21782 * tree-ssa-forwprop.c (forward_propagate_into_cond_1): Remove.
21783 (find_equivalent_equality_comparison): Likewise.
21784 (simplify_cond): Likewise.
21785 (get_prop_source_stmt): New helper.
21786 (get_prop_dest_stmt): Likewise.
21787 (can_propagate_from): Likewise.
21788 (remove_prop_source_from_use): Likewise.
21789 (combine_cond_expr_cond): Likewise.
21790 (forward_propagate_comparison): New function.
21791 (forward_propagate_into_cond): Rewrite to use fold for
21793 (tree_ssa_forward_propagate_single_use_vars): Call
21794 forward_propagate_comparison to propagate comparisons.
21796 2007-04-27 Richard Guenther <rguenther@suse.de>
21798 PR tree-optimization/31715
21799 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make
21800 sure to do computation on the offset in an appropriate
21803 2007-04-27 Richard Sandiford <richard@codesourcery.com>
21805 * reload.h (elimination_target_reg_p): Declare.
21806 * reload.c (find_reloads): Don't apply the reg_rtx move
21807 optimization if the SET_DEST satisfies elimination_target_reg_p.
21808 * reload1.c (elimination_target_reg_p): New function.
21809 (gen_reload): In the move/add2 fallback, make sure that op0
21810 does not overlap the destination register.
21812 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
21814 * tree-ssa-loop-im.c (determine_invariantness_stmt): Attempt to
21815 transform only GIMPLE_MODIFY_STMTs.
21816 * tree-complex.c (expand_complex_operations_1): Ditto.
21817 (expand_complex_div_wide): Do not create gotos in COND_EXPR branches.
21818 * tree-ssa-loop-manip.c (build_if_stmt): Removed.
21819 (tree_transform_and_unroll_loop): Do not create gotos in COND_EXPR
21821 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
21822 tree_mod_subtract, tree_ic, tree_stringop_fixed_value): Ditto.
21823 * omp-low.c (expand_parallel_call, expand_omp_for_generic,
21824 expand_omp_for_static_chunk, expand_omp_for_static_nochunk): Ditto.
21825 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes,
21826 slpeel_add_loop_guard): Ditto.
21827 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
21828 * lambda-code.c (perfect_nestify): Ditto.
21829 * tree-iterator.c (tsi_split_statement_list_before): Fix splitting
21830 before the first statement.
21831 * tree-optimize.c (execute_free_datastructures): Fix comments.
21832 (execute_free_cfg_annotations): Do not call disband_implicit_edges.
21833 * tree-flow.h (disband_implicit_edges): Declaration removed.
21834 * tree-cfg.c (make_cond_expr_edges): Remove gotos from COND_EXPR
21836 (cleanup_dead_labels, tree_redirect_edge_and_branch): Handle
21837 COND_EXPRs without gotos.
21838 (disband_implicit_edges, has_label_p): Removed.
21839 (tree_verify_flow_info): Verify that COND_EXPR branches are empty.
21840 (tree_lv_add_condition_to_bb): Do not create gotos in COND_EXPR
21842 * tree.c (build3_stat): Mark COND_EXPRs used as statements as having
21844 * tree-pretty-print.c (dump_implicit_edges): Dump implicit edges
21845 also for COND_EXPRs.
21846 * cfgexpand.c (label_rtx_for_bb): New function.
21847 (expand_gimple_cond_expr): Do not expect gotos in COND_EXPR branches.
21848 Use label_rtx_for_bb to find the labels.
21849 (expand_gimple_basic_block): Remove RETURN_EXPR at the end of the
21850 last block. Detect fallthru edges.
21852 2007-04-26 Ian Lance Taylor <iant@google.com>
21855 * reload.c (find_reloads_subreg_address): If the address was valid
21856 in the original mode but not in the new mode, reload the whole
21859 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
21861 * tree-cfgcleanup.c (cfgcleanup_altered_bbs): New global variable.
21862 (remove_fallthru_edge): Use remove_edge_and_dominated_blocks.
21863 (cleanup_control_expr_graph): Do not invalidate dominance info.
21864 Record altered blocks.
21865 (cleanup_control_flow, cleanup_forwarder_blocks): Removed.
21866 (cleanup_control_flow_bb, split_bbs_on_noreturn_calls,
21867 cleanup_tree_cfg_bb): New functions.
21868 (remove_forwarder_block): Do not maintain the worklist of blocks.
21869 Record altered blocks.
21870 (cleanup_tree_cfg_1): Iterate over cfgcleanup_altered_bbs,
21871 not over whole cfg.
21872 (cleanup_tree_cfg): Do not iterate cleanup_tree_cfg_1. Only call
21873 delete_unreachable_blocks if dominators are not available.
21874 * tree-inline.c (optimize_inline_calls): Free dominance information
21876 * tree-flow.h (remove_edge_and_dominated_blocks,
21877 cfgcleanup_altered_bbs): Altered.
21878 * tree-cfg.c (replace_uses_by, tree_merge_blocks): Record altered
21880 (get_all_dominated_blocks, remove_edge_and_dominated_blocks): New
21882 (tree_purge_dead_eh_edges): Use remove_edge_and_dominated_blocks,
21883 do not invalidate dominators.
21885 2007-04-26 Anatoly Sokolov <aesok@post.ru>
21887 * config/avr/avr.c (avr_mcu_types): Add support for ATmega8HVA and
21888 ATmega16HVA devices. Move AT90USB82 device to 'avr5' architecture.
21889 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
21890 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
21892 2007-04-26 Steve Ellcey <sje@cup.hp.com>
21894 * config/ia64/ia64.md (ip_value): Fix itanium_class attribute.
21896 2007-04-26 Richard Guenther <rguenther@suse.de>
21898 PR tree-optimization/31703
21899 * tree-ssa-loop-im.c (rewrite_bittest): Make sure to use
21900 the right type for the target of the bittest.
21902 2007-04-26 Richard Sandiford <richard@codesourcery.com>
21904 * config/i386/vx-common.h (RETURN_IN_MEMORY): Use
21905 ix86_sol10_return_in_memory.
21907 2007-04-26 Richard Sandiford <richard@codesourcery.com>
21909 * config/i386/i386.c (ix86_sol10_return_in_memory): Remove unused
21912 2007-04-26 Jakub Jelinek <jakub@redhat.com>
21915 * tree-inline.c (copy_body_r): Don't touch TREE_TYPE of OMP_CLAUSE.
21917 PR tree-optimization/30558
21918 * tree-eh.c (lower_eh_filter): If EH_FILTER_MUST_NOT_THROW
21919 clear this_state.prev_try.
21921 2007-04-26 Richard Sandiford <richard@codesourcery.com>
21922 Mark Mitchell <mark@codesourcery.com>
21924 * config/i386/i386-protos.h (ix86_sol10_return_in_memory): Declare.
21925 * config/i386/i386.c (ix86_sol10_return_in_memory): New function.
21926 * config/i386/sol2-10.h (RETURN_IN_MEMORY): Use it.
21928 2007-04-26 Richard Sandiford <richard@codesourcery.com>
21931 * doc/invoke.texi (%:print-asm-header): Document.
21932 * gcc.c (asm_options): Use %:print-asm-header() for --target-help
21934 (static_spec_functions): Add print-asm-header.
21935 (main): Print a banner before the --target-help linker options.
21936 (print_asm_header_spec_function): New function.
21938 2007-04-25 Kaz Kojima <kkojima@gcc.gnu.org>
21941 * config/sh/sh.md (movsi_ie): Fix length for TARGET_SH2A.
21942 (movsf_ie): Likewise.
21944 2007-04-25 Paolo Carlini <pcarlini@suse.de>
21946 * doc/extend.texi ([Type Traits]): Adjust per N2255.
21948 2007-04-25 Bob Wilson <bob.wilson@acm.org>
21950 * config/xtensa/lib1funcs.asm (__udivsi3, __divsi3): Throw an
21951 exception for divide-by-zero.
21952 (__umodsi3, __modsi3): Likewise.
21954 2007-04-25 Dirk Mueller <dmueller@suse.de>
21956 * c-typeck.c (build_compound_expr): Annotate warning()
21957 call with OPT_Wunused_value.
21958 * tree-ssa.c (warn_uninit): Annotate warning with
21960 * c-common.c (handle_sentinel_attribute): Annotate warning
21961 call with OPT_Wattributes.
21963 2007-04-25 Thiemo Seufer <ths@mips.com>
21965 * config/mips/mips.opt (mdmx, mmt, mno-mdmx): New options.
21966 (mips16): Fix typo.
21967 * config/mips/mips.h (ASM_SPEC): Pass -mmt/-mno-mt and -mdmx/-mno-mdmx
21968 on to the assembler. Improve handling of -mno-mips16. Add handling
21969 of -mno-mips3d, -mno-dsp, -mno-dspr2.
21970 * doc/invoke.texi (MIPS Options): Whitespace cleanup. Fix wrong use
21971 of @itemx. Document -mno-dsp, -mno-dspr2, -mno-paired-single, -mdmx,
21972 -mno-mdmx, -mno-mips3d, -mmt and -mno-mt.
21974 2007-04-25 Danny Smith <dannysmith.users.sourceforge.net>
21977 * config/i386/winnt.c (i386_pe_file_end): Strip only
21978 USER_LABEL_PREFIX when writing export name.
21980 2007-04-25 Richard Sandiford <richard@codesourcery.com>
21982 * config.gcc (sh-wrs-vxworks): Don't include dbxelf.h. Include
21983 sh/elf.h, vx-common.h and vxworks.h.
21984 * config/sh/sh.h: Include config/vxworks-dummy.h.
21985 (SUBTARGET_OVERRIDE_OPTIONS): Define.
21986 (OVERRIDE_OPTIONS): Use it.
21987 * config/sh/sh.md (GOTaddr2picreg): Add suport for VxWorks RTPs.
21988 (vxworks_picreg): New pattern.
21989 * config/sh/vxworks.h (TARGET_OS_CPP_BUILTINS): Use
21990 VXWORKS_OS_CPP_BUILTINS.
21991 (LIB_SPEC, LINK_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine
21992 to their VXWORKS_* equivalents.
21993 (SUBTARGET_OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
21994 (SUBTARGET_LINK_EMUL_SUFFIX, FUNCTION_PROFILER): Define.
21995 * config/sh/lib1funcs.asm (NO_FPSCR_VALUES): Define for VxWorks PIC.
21996 (set_fpscr, ic_invalidate): Add VxWorks PIC sequences.
21997 * config/sh/t-vxworks (MULTILIB_OPTIONS): Add m4a, -mrtp and
21998 -mrtp/-fPIC multilibs.
21999 (MULTILIB_EXCEPTIONS): Generalize globs accordingly.
22000 (MULTILIB_MATCHES, EXTRA_MULTILIB_PARTS): Define.
22001 (MULTILIB_OSDIRNAMES): Delete.
22003 2007-04-25 Anatoly Sokolov <aesok@post.ru>
22006 * config/avr/avr.h (ASM_OUTPUT_ALIGN): Redefine.
22008 2007-04-24 Brooks Moses <brooks.moses@codesourcery.com>
22010 * real.c (mpfr_from_real): Handle Inf and NaN, and allow the
22011 rounding mode to be specified by the caller.
22012 (real_to_mpfr) Likewise.
22013 * real.h: Update mpfr_from_real, mpfr_to_real prototypes to
22014 include new arguments.
22015 * builtins.c: Update mpfr_from_real, mpfr_to_real calls.
22017 2007-04-24 Ian Lance Taylor <iant@google.com>
22019 PR tree-optimization/31605
22020 * tree-vrp.c (set_value_range): Check that min and max are not
22021 both overflow infinities.
22022 (set_value_range_to_value): New static function.
22023 (extract_range_from_binary_expr): Call set_value_range_to_value.
22024 (extract_range_from_cond_expr): Likewise.
22025 (extract_range_from_expr): Likewise.
22026 (extract_range_from_unary_expr): Likewise. Don't create a range
22027 which overflows on both sides.
22028 (vrp_meet): Check for a useless range.
22029 (vrp_visit_phi_node): If we see a constant which looks like an
22030 overflow infinity, turn off the TREE_OVERFLOW flag.
22032 2007-04-24 Ian Lance Taylor <iant@google.com>
22034 * flow.c (elim_reg_cond): Handle a comparison of a subreg.
22036 2007-04-24 Simon Martin <simartin@users.sourceforge.net>
22038 PR diagnostic/25923
22039 * tree-pass.h (TDF_DIAGNOSTIC): New dump control to specify that a
22040 diagnostic message is being built.
22041 * tree-pretty-print.c (dump_generic_node): Only write the
22042 formatted text into BUFFER's stream if we are not building a
22043 diagnostic message.
22044 * toplev.c (default_tree_printer): Pass TDF_DIAGNOSTIC to
22046 * Makefile.in (toplev.o): Depend on tree-pass.h.
22048 2007-04-24 Ian Lance Taylor <iant@google.com>
22050 PR tree-optimization/31602
22051 * tree-ssa-loop-ch.c (copy_loop_headers): Set TREE_NO_WARNING for
22052 conditionals in the copied loop header.
22053 * tree-cfg.c (fold_cond_expr_cond): Don't issue undefined overflow
22054 warnings if TREE_NO_WARNING is set.
22055 * doc/invoke.texi (Warning Options): Clarify that
22056 -Wstrict-overflow does not warn about loops.
22058 2007-04-24 Janis Johnson <janis187@us.ibm.com>
22060 * config/rs6000/rs6000.c (function_arg_advance): For 32-bit ELF ABI,
22061 expand on the comment about _Decimal128 arguments and check the
22062 integer result of the modulus operation; for 64-bit ELF ABI, ensure
22063 that _Decimal128 argument uses even/odd register pair.
22064 (function_arg): Ditto.
22066 2007-04-24 Hui-May Chang <hm.chang@apple.com>
22068 * reload1.c (merge_assigned_reloads) : Do not merge a RELOAD_OTHER
22069 instruction with a RELOAD_FOR_OPERAND_ADDRESS instruction.
22071 2007-04-24 Richard Guenther <rguenther@suse.de>
22072 Olga Golovanevsky <olga@il.ibm.com>
22074 * fold-const.c (multiple_of_p): Check for bottom
22077 2007-04-24 Richard Henderson <rth@redhat.com>
22079 * libgcc2.h (AVOID_FP_TYPE_CONVERSION): Rename from
22080 IS_IBM_EXTENDED. Also define in terms of WIDEST_HARDWARE_FP_SIZE.
22081 * libgcc2.c (__floatdisf): Avoid double-word arithmetic when
22082 looking for non-zero bits shifted out. Avoid a recursive call
22083 when constructing the scalar.
22084 (__floatundisf): Likewise.
22086 2007-04-24 Nathan Froyd <froydnj@codesourcery.com>
22088 * dwarf2out.c (field_byte_offset): Move the existing logic
22089 under the control of PCC_BITFIELD_TYPE_MATTERS and just use
22090 the bit offset of the field if !PCC_BITFIELD_TYPE_MATTERS.
22092 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
22095 * config/s390/s390.c (s390_expand_setmem): Don't ICE for constant
22096 length argument of 0 for memset.
22097 (s390_expand_movmem, s390_expand_setmem, s390_expand_cmpmem): Use
22098 unsigned shift instead of the signed variant.
22100 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
22102 * config/s390/s390.md ("*cmp<mode>_ccs_0_ibm", "*cmp<mode>_ccs_ibm",
22103 "fix_trunc<BFP:mode><GPR:mode>2_ieee", "fix_truncdfsi2_ibm",
22104 "floatsidf2_ibm", "floatsisf2", "truncdfsf2_ieee", "truncdfsf2_ibm",
22105 "*trunctfdf2_ieee", "*trunctfdf2_ibm", "*trunctfsf2_ieee",
22106 "*trunctfsf2_ibm", "extendsfdf2_ieee", "extendsfdf2_ibm",
22107 "*extenddftf2_ieee", "*extenddftf2_ibm", "*extendsftf2_ieee",
22108 "*extendsftf2_ibm", "*add<mode>3", "*add<mode>3_ibm", "*sub<mode>3_ibm",
22109 "*mul<mode>3", "*mul<mode>3_ibm", "*div<mode>3", "*div<mode>3_ibm",
22110 "*neg<mode>2_ibm", "*abs<mode>2_ibm"): Insn definitions removed.
22111 ("fix_trunc<BFP:mode><GPR:mode>2_bfp", "floatsi<mode>2",
22112 "truncdfsf2", "trunctf<mode>2", "add<mode>3", "sub<mode>3",
22113 "mul<mode>3", "div<mode>3"): Insn definitions added.
22114 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fix_trunc<mode>di2",
22115 "fix_trunc<mode>si2"): gen_fix_trunc<BFP:mode><GPR:mode>2_ieee renamed
22116 to gen_fix_trunc<BFP:mode><GPR:mode>2_bfp.
22117 ("fix_truncdfsi2", "floatsitf2", "truncdfsf2", "trunctfdf2",
22118 "trunctfsf2", "extendsfdf2", "extenddftf2", "extendsftf2", "add<mode>3",
22119 "sub<mode>3", "mul<mode>3", "div<mode>3"): Expander removed.
22120 ("fix_trunc<mode>si2", "extend<DSF:mode><BFP:mode>2"): Expander added.
22121 * config/s390/s390.h (TARGET_IBM_FLOAT, TARGET_IEEE_FLOAT,
22122 TARGET_FLOAT_FORMAT): Macro definitions removed.
22123 (FP_REGNO_P): No special case for !TARGET_IEEE_FLOAT anymore.
22124 * config/s390/s390.c (struct processor_costs, z900_cost, z990_cost,
22125 z9_109_cost): Remove fields for hexfloat instructions: dxr, ddr and der.
22126 (s390_rtx_costs): Remove !TARGET_IEEE_FLOAT special branches.
22127 (s390_gen_rtx_const_DI): Function removed.
22128 * config/s390/s390-protos.h (s390_gen_rtx_const_DI): Prototype removed.
22130 2007-04-24 Richard Sandiford <richard@codesourcery.com>
22132 * optabs.c (set_conv_libfunc): Prefer libgcc2's __ffsMM2 functions
22133 over an external ffs function.
22135 2007-04-24 Chao-ying Fu <fu@mips.com>
22136 Richard Sandiford <richard@nildram.co.uk>
22138 * doc/md.texi (madd@var{m}@var{n}4, umadd@var{m}@var{n}4): Document.
22139 * optabs.h (OTI_smadd_widen, OTI_umadd_widen): New optab_indexes.
22140 (smadd_widen_optab, umadd_widen_optab): Define.
22141 * optabs.c (init_optabs): Initialize smadd_widen_optab and
22143 * genopinit.c (optabs): Fill in smadd_widen_optab and
22145 * expr.c (expand_expr_real_1): Try to use smadd_widen_optab
22146 and umadd_widen_optab to implement multiply-add sequences.
22147 * config/mips/mips.md (*<su>mul_acc_di): Rename to...
22148 (<u>maddsidi4): ...this. Extend condition to include
22149 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
22150 of operand 0 to "ka" and use the three-operand form of madd<u>
22152 * config/mips/mips-dspr2.md (mips_madd, mips_maddu): Convert
22154 * config/mips/constraints.md (ka): New register constraint.
22156 2007-04-24 Jan Hubicka <j@suse.cz>
22160 2007-04-23 Jan Hubicka <jh@suse.cz>
22161 * function.c (init_function_start): Don't init line number info.
22162 (expand_function_end): Update.
22163 (reset_block_changes, record_block_change, finalize_block_changes,
22164 check_block_change, free_block_changes): Kill.
22165 * function.h (reset_block_changes, record_block_change,
22166 finalize_block_changes, check_block_change, free_block_changes):
22168 (struct function): Remove ib_boundaries_block.
22169 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
22170 Use curr_insn_locator to initialize locator.
22171 (emit_line_note): Remove.
22172 * cfgexpand.c (expand_gimple_cond_expr): Update.
22173 (construct_exit_block): Likewise.
22174 (tree_expand_cfg): Initialize/finalize locators.
22175 * expr.c (expand_expr_real): Update.
22176 * cfglayout.c (line_locators_locs, line_locators_lines,
22177 file_locators_locs, file_locators_files): Remove.
22178 (set_block_levels): Move to cfgexpand.c.
22179 (insn_locators_initialize): Remove.
22180 (pass_insn_locators_initialize): Remove.
22181 (locations_locators_locs, locations_locators_vals): New static vars.
22182 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
22184 (insn_locators_alloc, insn_locators_finalize,
22185 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
22187 (locator_location): New.
22188 (locator_line, locator_file): Rewrite.
22189 * rtl.h (emit_line_note): Kill.
22190 (insn_locators_alloc, insn_locators_finalize,
22191 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
22193 * tree-inline.c (initialize_cfun): Do not initialize
22194 ib_boundaries_block.
22195 * passes.c (pass_insn_locators_initialize): Remove.
22197 2007-04-24 Daniel Franke <franke.daniel@gmail.com>
22199 * doc/invoke.texi: Removed leading '-' from option index entries.
22201 2007-04-23 Zdenek Dvorak <dvorakz@suse.cz>
22203 * tree-phinodes.c (reserve_phi_args_for_new_edge, remove_phi_node):
22205 (create_phi_node): Use set_phi_nodes.
22206 * omp-low.c (expand_omp_parallel): Use bb_stmt_list.
22207 * tree-if-conv.c (process_phi_nodes): Use set_phi_nodes.
22208 (combine_blocks): Use bb_stmt_list and set_bb_stmt_list.
22209 * tree-flow-inline.h (phi_nodes, set_phi_nodes,
22210 (bsi_start, bsi_last): Use bb_stmt_list.
22211 (phi_nodes_ptr, bb_stmt_list, set_bb_stmt_list): New functions.
22212 * cfgexpand.c (expand_gimple_basic_block): Use bb_stmt_list.
22213 Traverse the statements using tsi iterator.
22214 * basic-block.h (struct basic_block_def): Fields stmt_list
22215 and phi_nodes moved to ...
22216 (struct tree_bb_info): ... new structure.
22217 * tree-cfg.c (create_bb): Allocate il.tree. Use set_bb_stmt_list.
22218 (tree_merge_blocks): Use bb_stmt_list and set_bb_stmt_list.
22219 (remove_bb): Handle blocks with NULL stmt list. Clear il.tree field.
22220 (tree_verify_flow_info): Verify that il.tree is not set for
22221 entry and exit block.
22222 (tree_split_block): Use set_bb_stmt_list.
22224 2007-04-23 Mike Stump <mrs@apple.com>
22226 * config/i386/i386.c (ix86_tune_features
22227 [X86_TUNE_DEEP_BRANCH_PREDICTION]: Prefer call over thunks on
22230 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
22232 * config/i386/i386.md (prefix_extra): New attribute.
22233 (length): Add prefix_extra.
22235 * onfig/i386/sse.md (sse2_movdqu): Set prefix_data16.
22236 (sse2_movntv2di): Likewise.
22237 (sse2_cvtps2dq): Likewise.
22238 (sse2_cvtpd2pi): Likewise.
22239 (sse2_cvttpd2pi): Likewise.
22240 (*sse2_cvtpd2ps): Likewise.
22241 (*add<mode>3): Likewise.
22242 (sse2_ssadd<mode>3): Likewise.
22243 (sse2_usadd<mode>3): Likewise.
22244 (*sub<mode>3): Likewise.
22245 (sse2_sssub<mode>3): Likewise.
22246 (sse2_ussub<mode>3): Likewise.
22247 (*mulv8hi3): Likewise.
22248 (*smulv8hi3_highpart): Likewise.
22249 (*umulv8hi3_highpart): Likewise.
22250 (sse2_umulv2siv2di3): Likewise.
22251 (sse2_pmaddwd): Likewise.
22252 (ashr<mode>3): Likewise.
22253 (lshr<mode>3): Likewise.
22254 (ashl<mode>3): Likewise.
22255 (sse2_ashlti3): Likewise.
22256 (sse2_lshrti3): Likewise.
22257 (*umaxv16qi3): Likewise.
22258 (*smaxv8hi3): Likewise.
22259 (*uminv16qi3): Likewise.
22260 (*sminv8hi3): Likewise.
22261 (sse2_eq<mode>3): Likewise.
22262 (sse2_gt<mode>3): Likewise.
22263 (*and<mode>3): Likewise.
22264 (sse2_nand<mode>3): Likewise.
22265 (*ior<mode>3): Likewise.
22266 (*xor<mode>3): Likewise.
22267 (sse2_packsswb): Likewise.
22268 (sse2_packssdw): Likewise.
22269 (sse2_packuswb): Likewise.
22270 (sse2_punpckhbw): Likewise.
22271 (sse2_punpcklbw): Likewise.
22272 (sse2_punpckhwd): Likewise.
22273 (sse2_punpcklwd): Likewise.
22274 (sse2_punpckhdq): Likewise.
22275 (sse2_punpckldq): Likewise.
22276 (sse2_punpckhqdq): Likewise.
22277 (sse2_punpcklqdq): Likewise.
22278 (*sse2_pinsrw): Likewise.
22279 (*sse2_pextrw): Likewise.
22280 (sse2_pshufd_1): Likewise.
22281 (sse2_uavgv16qi3): Likewise.
22282 (sse2_uavgv8hi3): Likewise.
22283 (sse2_psadbw): Likewise.
22284 (sse2_pmovmskb): Likewise.
22285 (*sse2_maskmovdqu): Likewise.
22286 (*sse2_maskmovdqu_rex64): Likewise.
22287 (sse4a_extrqi): Likewise.
22288 (sse4a_extrq): Likewise.
22289 (sse3_lddqu): Set prefix_rep.
22290 (sse3_addsubv4sf3): Likewise.
22291 (sse3_haddv4sf3): Likewise.
22292 (sse3_hsubv4sf3): Likewise.
22293 (sse_cvtss2si): Likewise.
22294 (sse_cvtss2si_2): Likewise.
22295 (sse_cvtss2siq): Likewise.
22296 (sse_cvtss2siq_2): Likewise.
22297 (sse_cvttss2si): Likewise.
22298 (sse_cvttss2siq): Likewise.
22299 (sse2_cvttps2dq): Likewise.
22300 (sse3_movshdup): Likewise.
22301 (sse3_movsldup): Likewise.
22302 (sse2_cvtsd2si): Likewise.
22303 (sse2_cvtsd2si_2): Likewise.
22304 (sse2_cvtsd2siq): Likewise.
22305 (sse2_cvtsd2siq_2): Likewise.
22306 (sse2_cvttsd2si): Likewise.
22307 (sse2_cvttsd2siq): Likewise.
22308 (*sse2_cvtpd2dq): Likewise.
22309 (*sse2_cvttpd2dq): Likewise.
22310 (sse2_pshuflw_1): Likewise.
22311 (sse2_pshufhw_1): Likewise.
22312 (sse4a_insertqi): Likewise.
22313 (sse4a_insertq): Likewise.
22314 (ssse3_phaddwv8hi3): Set prefix_data16 and prefix_extra.
22315 (ssse3_phadddv4si3): Likewise.
22316 (ssse3_phaddswv8hi3): Likewise.
22317 (ssse3_phsubwv8hi3): Likewise.
22318 (ssse3_phsubdv4si3): Likewise.
22319 (ssse3_phsubswv8hi3): Likewise.
22320 (ssse3_pmaddubswv8hi3): Likewise.
22321 (ssse3_pmulhrswv8hi3): Likewise.
22322 (ssse3_pshufbv16qi3): Likewise.
22323 (ssse3_psign<mode>3): Likewise.
22324 (ssse3_palignrti): Likewise.
22325 (abs<mode>2): Likewise.
22326 (ssse3_phaddwv4hi3): Set prefix_extra.
22327 (ssse3_phadddv2si3): Likewise.
22328 (ssse3_phaddswv4hi3): Likewise.
22329 (ssse3_phsubwv4hi3): Likewise.
22330 (ssse3_phsubdv2si3): Likewise.
22331 (ssse3_phsubswv4hi3): Likewise.
22332 (ssse3_pmaddubswv4hi3): Likewise.
22333 (ssse3_pmulhrswv4hi3): Likewise.
22334 (ssse3_pshufbv8qi3): Likewise.
22335 (ssse3_psign<mode>3): Likewise.
22336 (ssse3_palignrdi): Likewise.
22337 (abs<mode>2): Likewise.
22338 (sse2_cvtdq2ps): Set mode to V4SF instead of V2DF.
22339 (*vec_dupv2df): Set mode to V2DF instead of V4SF.
22340 (sse2_pmovmskb): Set mode to SI instead of V2DF.
22342 2007-04-23 Nick Clifton <nickc@redhat.com>
22344 * params.def: Fix formatting of emacs local variables.
22346 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
22348 * config/i386/sse.md (sse2_stored): Don't split to inter-unit
22349 move if inter-unit move isn't allowed.
22350 Don't split moving the first element of V2DI to DI to inter-unit
22351 move if inter-unit move isn't allowed.
22353 2007-04-23 Richard Guenther <rguenther@suse.de>
22355 * tree-ssa-sink.c (execute_sink_code): Calculate CDI_DOMINATORS
22356 and CDI_POST_DOMINATORS separately.
22358 2007-04-23 Nick Clifton <nickc@redhat.com>
22360 * c.opt (Wformat-contains-nul): Add warning attribute.
22362 2007-04-23 Jan Hubicka <jh@suse.cz>
22364 * function.c (init_function_start): Don't init line number info.
22365 (expand_function_end): Update.
22366 (reset_block_changes, record_block_change, finalize_block_changes,
22367 check_block_change, free_block_changes): Kill.
22368 * function.h (reset_block_changes, record_block_change,
22369 finalize_block_changes, check_block_change, free_block_changes):
22371 (struct function): Remove ib_boundaries_block.
22372 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
22373 Use curr_insn_locator to initialize locator.
22374 (emit_line_note): Remove.
22375 * cfgexpand.c (expand_gimple_cond_expr): Update.
22376 (construct_exit_block): Likewise.
22377 (tree_expand_cfg): Initialize/finalize locators.
22378 * expr.c (expand_expr_real): Update.
22379 * cfglayout.c (line_locators_locs, line_locators_lines,
22380 file_locators_locs, file_locators_files): Remove.
22381 (set_block_levels): Move to cfgexpand.c.
22382 (insn_locators_initialize): Remove.
22383 (pass_insn_locators_initialize): Remove.
22384 (locations_locators_locs, locations_locators_vals): New static vars.
22385 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
22387 (insn_locators_alloc, insn_locators_finalize,
22388 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
22390 (locator_location): New.
22391 (locator_line, locator_file): Rewrite.
22392 * rtl.h (emit_line_note): Kill.
22393 (insn_locators_alloc, insn_locators_finalize,
22394 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
22396 * tree-inline.c (initialize_cfun): Do not initialize
22397 ib_boundaries_block.
22398 * passes.c (pass_insn_locators_initialize): Remove.
22400 2007-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
22402 PR middle-end/31448
22403 * expr.c (reduce_to_bit_field_precision): Handle
22406 2007-04-22 Uros Bizjak <ubizjak@gmail.com>
22408 PR tree-optimization/24659
22409 * optabs.h (enum optab_index) [OTI_vec_unpacks_hi,
22410 OTI_vec_unpacks_lo]: Update comment to mention floating point operands.
22411 (vec_pack_trunc_optab): Rename from vec_pack_mod_optab.
22412 * genopinit.c (optabs): Rename vec_pack_mod_optab
22413 to vec_pack_trunc_optab.
22414 * tree-vect-transform.c (vectorizable_type_demotion): Do not fail
22415 early for scalar floating point operands for NOP_EXPR.
22416 (vectorizable_type_promotion): Ditto.
22417 * optabs.c (optab_for_tree_code) [VEC_PACK_TRUNC_EXPR]: Return
22418 vec_pack_trunc_optab.
22419 (expand_binop): Rename vec_float_trunc_optab to vec_pack_mod_optab.
22421 * tree.def (VEC_PACK_TRUNC_EXPR): Rename from VEC_PACK_MOD_EXPR.
22422 * tree-pretty-print.c (dump_generic_node) [VEC_PACK_TRUNC_EXPR]:
22423 Rename from VEC_PACK_MOD_EXPR.
22424 (op_prio) [VEC_PACK_TRUNC_EXPR]: Ditto.
22425 * expr.c (expand_expr_real_1): Ditto.
22426 * tree-inline.c (estimate_num_insns_1): Ditto.
22427 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
22429 * config/i386/sse.md (vec_unpacks_hi_v4sf): New expander.
22430 (vec_unpacks_lo_v4sf): Ditto.
22431 (vec_pack_trunc_v2df): Ditto.
22432 (vec_pack_trunc_v8hi): Rename from vec_pack_mod_v8hi.
22433 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
22434 (vec_pack_trunc_v2di): Rename from vec_pack_mod_v2di.
22436 * config/rs6000/altivec.md (vec_pack_trunc_v8hi): Rename from
22438 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
22440 * doc/c-tree.texi (Expression trees) [VEC_PACK_TRUNC_EXPR]:
22441 Rename from VEC_PACK_MOD_EXPR. This expression also represent
22442 packing of floating point operands.
22443 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR]: These expression also
22444 represent unpacking of floating point operands.
22445 * doc/md.texi (Standard Names) [vec_pack_trunc]: Update documentation.
22446 [vec_unpacks_hi]: Ditto.
22447 [vec_unpacks_lo]: Ditto.
22449 2007-04-22 Jan Hubicka <jh@suse.cz>
22451 * final.c (rest_of_handle_final): Call
22452 targetm.asm_out.constructor/targetm.asm_out.destructor
22453 * cgraphunit.c (cgraph_build_static_cdtor): Don't do it here; set
22454 proper priority via decl_*_priority_insert.
22455 * c-common.c (c_expand_body): Likewise.
22457 2007-04-22 Richard Guenther <rguenther@suse.de>
22459 PR tree-optimization/29789
22460 * tree-ssa-loop-im.c (stmt_cost): Adjust cost of shifts.
22461 (rewrite_reciprocal): New helper split out from
22462 determine_invariantness_stmt.
22463 (rewrite_bittest): Likewise.
22464 (determine_invariantness_stmt): Rewrite (A >> B) & 1 to
22465 A & (1 << B) if (1 << B) is loop invariant but (A >> B)
22468 2007-04-22 Revital Eres <eres@il.ibm.com>
22470 * loop-unroll.c (var_to_expand): New field to support also
22471 insns of the form x = something + x.
22472 (analyze_insn_to_expand_var): Use it.
22473 (expand_var_during_unrolling): Likewise.
22475 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
22477 * predict.c: Include pointer-set.h.
22478 (bb_predictions): New variable.
22479 (tree_predicted_by_p, tree_predict_edge,
22480 remove_predictions_associated_with_edge): Use bb_predictions map
22481 instead of bb->predictions.
22482 (clear_bb_predictions, assert_is_empty): New functions.
22483 (combine_predictions_for_bb): Use bb_predictions map. Call
22484 clear_bb_predictions.
22485 (tree_estimate_probability): Create and free bb_predictions map.
22486 * Makefile.in (predict.o): Add pointer-set.h dependency.
22487 * basic-block.h (struct basic_block_def): Remove predictions
22489 * cfgrtl.c (rtl_verify_flow_info_1): Do not check bb->predictions.
22491 2007-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
22494 * config/sh/sh.md (length): Check if prev_nonnote_insn (insn)
22497 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
22499 * timevar.c (timevar_print): Change reference of --disable-checking to
22500 --enable-checking=release. Also warn if assert checking is disabled.
22502 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
22505 * c-gimplifier.c (gimplify_compound_literal_expr): Mark the
22506 decl as addressable if the compound literal was marked as
22508 Mark the decl as a gimple register if it is a complex or
22509 vector decl and does not live in memory.
22511 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
22513 * tree.h (GIMPLE_TUPLE_P): Also true for PHI_NODEs.
22514 (GENERIC_NEXT): New function macro.
22515 (PHI_CHAIN): Use phi_node's new chain variable.
22516 (tree_phi_node): Change tree_common to tree_base
22517 and add the chain field.
22518 * tree-phinodes.c (make_phi_node): Don't set
22519 TREE_TYPE on the new node.
22520 * c-decl.c (lang_tree_node): Use GENERIC_NEXT
22521 instead of checking GIMPLE_TUPLE_P in chain_next.
22522 * tree-vect-transform.c
22523 (get_initial_def_for_induction): Look at
22524 PHI_RESULT_TREE for the type of the phi node.
22525 (update_vuses_to_preheader): Use PHI_CHAIN
22526 instead of TREE_CHAIN on the phi node.
22527 * tree-ssa-structalias.c (compute_points_to_sets):
22529 (ipa_pta_execute): Likewise.
22531 2007-04-21 Richard Guenther <rguenther@suse.de>
22533 PR middle-end/31136
22534 * fold-const.c (fold_unary): Call fold_convert_const on the
22537 2007-04-21 Alexandre Oliva <aoliva@redhat.com>
22539 * gcse.c (store_killed_in_insn): Handle PARALLELs.
22540 (store_killed_in_pat): New.
22542 2007-04-20 Richard Henderson <rth@redhat.com>
22545 * config/i386/i386.c (type_has_variadic_args_p): Look for any
22546 TREE_LIST with a void_type_node value, not void_list_node exactly.
22548 2007-04-21 Douglas Gregor <doug.gregor@gmail.com>
22550 * doc/standards.texi: Re-arrange into language-specific
22551 subsections. Add a C++ section, documenting which standards we
22554 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
22556 * tree-ssa-structalias.c (delete_points_to_sets): Free graph->complex.
22557 * tree-ssa-operands.c (finalize_ssa_vuse_ops): Free new_ops.
22559 2007-04-20 Daniel Jacobowitz <dan@codesourcery.com>
22561 * config/rs6000/sysv4.h (STARTFILE_DEFAULT_SPEC): Include
22562 ecrti.o and crtbegin.o.
22563 (LIB_DEFAULT_SPEC): Include -lc.
22564 (ENDFILE_DEFAULT_SPEC): Include crtend.o and ecrtn.o.
22566 2007-04-20 Richard Henderson <rth@redhat.com>
22569 * config/alpha/alpha.c (get_unaligned_address): Remove extra_offset
22570 argument; update all callers.
22571 (get_unaligned_offset): New.
22572 * config/alpha/alpha.md (extendqidi2, extendhidi2): Don't use
22573 get_unaligned_address, just pass on the address directly.
22574 (unaligned_extendqidi): Use gen_lowpart instead of open-coding
22575 the subreg in the helper patterns.
22576 (unaligned_extendqidi_le): Use get_unaligned_offset.
22577 (unaligned_extendqidi_be, unaligned_extendhidi_le): Likewise.
22578 (unaligned_extendhidi_be): Likewise.
22579 (unaligned_extendhidi): Tidy.
22580 * config/alpha/alpha-protos.h: Update.
22582 2007-04-20 Richard Henderson <rth@redhat.com>
22584 * config/alpha/alpha.h (CPP_SPEC, CPP_SUBTARGET_SPEC): Remove.
22585 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS): Remove.
22586 * config/alpha/linux.h (CPP_SPEC): Undef before redefine.
22587 * config/alpha/linux-elf.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
22588 * config/alpha/freebsd.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
22589 (CPP_SPEC): Don't include %(cpp_subtarget).
22590 * config/alpha/netbsd.h (CPP_SPEC): Rename CPP_SUBTARGET_SPEC.
22591 (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
22592 * config/alpha/osf.h (CPP_SPEC, EXTRA_SPECS): Similarly.
22594 2007-04-20 Jakub Jelinek <jakub@redhat.com>
22596 * config/i386/i386.c (bdesc_2arg): Use ORDERED rather than UNORDERED
22597 for __builtin_ia32_cmpordss.
22599 PR tree-optimization/31632
22600 * fold-const.c (fold_binary): Use op0 and op1 instead of arg0
22601 and arg1 for optimizations of comparison against min/max values.
22602 Fold arg0 to arg1's type for optimizations of comparison against
22603 min+1 and max-1 values.
22605 2007-04-19 Bernd Schmidt <bernd.schmidt@analog.com>
22607 * reload.c (combine_reloads): When trying to use a dying register,
22608 check whether it's uninitialized and don't use if so.
22610 2007-04-19 Brooks Moses <brooks.moses@codesourcery.com>
22612 * fold-const.c: Remove prototypes for native_encode_expr and
22613 native_interpret_expr.
22614 (native_encode_expr): Make non-static.
22615 (native_interpret_expr): Likewise.
22616 * tree.h: Add prototypes for the above.
22618 2007-04-19 Joseph Myers <joseph@codesourcery.com>
22620 * config/rs6000/spe.md (*frob_tf_ti, *frob_ti_tf, *frob_ti_tf_2,
22621 *mov_si<mode>_e500_subreg0, *mov_si<mode>_e500_subreg0_2,
22622 *mov_sitf_e500_subreg8, *mov_sitf_e500_subreg8_2, spe_extenddftf2,
22623 spe_fix_trunctfsi2_internal, spe_negtf2_internal, cmptfeq_gpr,
22624 tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr, tsttflt_gpr):
22625 Add length attributes.
22627 2007-04-19 Janis Johnson <janis187@us.ibm.com>
22629 * ginclude/float.h: Check that __STDC_WANT_DEC_FP__ is defined,
22632 * c-cppbuiltin.c (c_cpp_builtins): Remove definition of
22633 __STDC_WANT_DEC_FP__.
22635 2007-04-19 Joseph Myers <joseph@codesourcery.com>
22637 * configure.ac: Allow both powerpc*-*-linux* and powerpc*-*-gnu*
22638 for long double compatibility.
22639 * configure: Regenerate.
22641 2007-04-19 Eric Botcazou <ebotcazou@libertysurf.fr>
22643 PR rtl-optimization/29841
22644 * cfgbuild.c (control_flow_insn_p): Return TRUE for unconditional
22646 * sched-deps.c (sched_analyze_insn): Prevent all non-jump instructions
22647 that may cause control flow transfer from being moved.
22649 2007-04-18 Jan Hubicka <jh@suse.cz>
22651 * fold-const.c (div_if_zero_remainder): Do signed divide for pointer
22654 2007-04-18 Eric Christopher <echristo@apple.com>
22656 * config/rs6000/darwin.md (load_macho_picbase): Use link register
22657 only. Update operands.
22658 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update caller.
22659 * config/rs6000/rs6000.md (builtin_setjmp_receiver): Ditto. Move from
22660 link register to pic register.
22662 2007-04-18 Dirk Mueller <dmueller@suse.de>
22664 PR diagnostic/31227
22665 * tree-vrp.c (search_for_addr_array): New.
22666 (check_array_bounds): Suppress warning about
22667 address taken of array refs if its not de-referenced.
22669 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
22671 * tree-vectorizer.c (destroy_loop_vec_info): Set loop->aux to NULL.
22672 * tree-vect-analyze.c (vect_analyze_loop_form): Set loop->aux.
22674 * tree-vectorizer.h (NITERS_KNOWN_P): New.
22675 * tree-vect-analyze.c (vect_analyze_loop_form): Call NITERS_KNOWN_P
22676 instead of LOOP_VINFO_INT_NITERS to avoid having to geneate loop_info.
22678 * tree-vect-analyze.c (vect_determine_vectorization_factor): Add
22680 (vect_analyze_operations): Fix indenetation. Fix a comment. Fix a
22682 (vect_analyze_scalar_cycles): Fix indentation.
22683 (vect_enhance_data_refs_alignment): Fix check in case of peeling.
22684 (vect_mark_relevant): Include phis in relevance analysis.
22686 * tree-vect-transform.c (vect_transform_loop): Add an assert.
22688 2007-04-18 Anatoly Sokolov <aesok@post.ru>
22690 * config/avr/avr.c (ptrreg_to_str): Replace error() with
22691 output_operand_lossage().
22693 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
22695 * tree-vect-transform.c (get_initial_def_for_reduction): Clean away
22696 the unused code for reduction without adjust-in-epilog to simplify the
22699 2007-04-18 Wolfgang Gellerich <gellerich@de.ibm.com>
22701 * config/s390/s390.h (S390_TDC_POSITIVE_ZERO): New constant.
22702 (S390_TDC_NEGATIVE_ZERO): New constant.
22703 (S390_TDC_POSITIVE_NORMALIZED_NUMBER): New constant.
22704 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): New constant.
22705 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): New constant.
22706 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): New constant.
22707 (S390_TDC_POSITIVE_INFINITY): New constant.
22708 (S390_TDC_NEGATIVE_INFINITY): New constant.
22709 (S390_TDC_POSITIVE_QUIET_NAN): New constant.
22710 (S390_TDC_NEGATIVE_QUIET_NAN): New constant.
22711 (S390_TDC_POSITIVE_SIGNALING_NAN): New constant.
22712 (S390_TDC_NEGATIVE_SIGNALING_NAN): New constant.
22713 (S390_TDC_INFINITY): New constant.
22714 * config/s390/s390.c (s390_canonicalize_comparison): Renamed
22715 UNSPEC_CMPINT to UNSPEC_CCU_TO_INT, added a UNSPEC_CCU_TO_INT-like
22716 optimization for UNSPEC_CCZ_TO_INT.
22717 * config/s390/s390.md ("*TDC_insn_<mode>"): New insn.
22718 ("*ccz_to_int"): New insn.
22719 ("isinf<mode>2"): New insn.
22720 (UNSPEC_CMPINT): Renamed to UNSPEC_CCU_TO_INT.
22721 (UNSPEC_CCU_TO_INT): New constant, replaces UNSPEC_CMPINT.
22722 (UNSPEC_CCZ_TO_INT): New constant.
22724 2007-04-18 Richard Guenther <rguenther@suse.de>
22726 PR tree-optimization/19431
22727 PR tree-optimization/21463
22728 * tree-pass.h (pass_phiprop): Declare.
22729 * passes.c (init_optimization_passes): New phiprop pass.
22730 * tree-ssa-forwprop.c (struct phiprop_d): New structure.
22731 (phivn_valid_p): New helper function.
22732 (phiprop_insert_phi): Likewise.
22733 (propagate_with_phi): Likewise.
22734 (tree_ssa_phiprop): New propagator propagating loads
22735 through phi nodes if profitable.
22737 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
22739 * tree-vect-analyze.c (process_use): New function.
22740 (vect_mark_stmts_to_be_vectorized): Factor out code to process_use.
22741 Check phis in all bbs.
22742 * tree-vectorizer.c (vect_is_simple_use): Remove a no longer relavant
22745 2007-04-18 Bernd Schmidt <bernd.schmidt@analog.com>
22747 * reload1.c (eliminte_regs_in_insn): Use REG_EQUIV notes the same way
22750 2007-04-17 Anatoly Sokolov <aesok@post.ru>
22753 * config/avr/avr.c (ptrreg_to_str): Replace gcc_unreachable() with
22756 2007-04-17 H.J. Lu <hongjiu.lu@intel.com>
22758 * config/i386/sse.md (sse_vmaddv4sf3): Use register_operand
22760 (sse_vmmulv4sf3): Likewise.
22761 (sse2_vmaddv2df3): Likewise.
22762 (sse2_vmmulv2df3): Likewise.
22764 2007-04-17 Zdenek Dvorak <dvorakz@suse.cz>
22766 PR rtl-optimization/31360
22767 * cfgloopanal.c (target_small_cost, target_pres_cost): Removed.
22768 (target_reg_cost): New.
22769 (init_set_costs): Initialize target_reg_cost. Add comments
22770 regarding the rationale of the costs.
22771 (global_cost_for_size): Renamed to...
22772 (estimate_reg_pressure_cost): ... and simplify. Decrease importance
22773 of register pressure.
22774 * tree-ssa-loop-ivopts.c (ivopts_global_cost_for_size): Use
22775 estimate_reg_pressure_cost. Add number of ivs.
22776 (determine_set_costs): Dump target_reg_cost.
22777 * loop-invariant.c (gain_for_invariant): Use
22778 estimate_reg_pressure_cost. Removed n_inv_uses argument.
22779 (best_gain_for_invariant, find_invariants_to_move): Remove
22781 * cfgloop.h (target_small_cost, target_pres_cost): Removed.
22782 (target_reg_cost): Declare.
22783 (global_cost_for_size): Declaration removed.
22784 (estimate_reg_pressure_cost): Declare.
22786 2007-04-17 Peter Bergner <bergner@vnet.ibm.com>
22788 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Force TDmode
22789 regnos into even/odd register pairs.
22790 * config/rs6000/rs6000.h [SLOW_UNALIGNED_ACCESS]: Treat DDmode and
22791 TDmode similar to the other floating point modes.
22792 [SECONDARY_MEMORY_NEEDED]: Treat DDmode similar to DFmode.
22793 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): New
22795 (negdd2_fpr, absdd2_fpr, nabsdd2_fpr, negtd2_fpr, abstd2_fpr,
22796 nabstd2_fpr, movdd_hardfloat64_mfpgpr): New define_insn's.
22797 (movdd_hardfloat64): Use TARGET_MFPGPR.
22799 2007-04-17 Bernd Schmidt <bernd.schmidt@analog.com>
22801 * reload1.c (delete_output_reload): Don't count output in n_inherited.
22804 2005-01-05 Richard Henderson <rth@redhat.com>
22806 * reload1.c (do_input_reload): Restrict the optimization deleteing
22807 a previous output reload to RELOAD_FOR_INPUT.
22809 2007-04-17 Dorit Nuzman <dorit@il.ibm.com>
22811 * tree-vectorizer.h (stmt_vec_info_type): Add enum value
22812 induc_vec_info_type.
22813 (vectorizable_induction): New function declaration.
22814 * tree-vect-transform.c (get_initial_def_for_induction): No need to
22815 check if already vectorized. Find first place in BB where new stmts
22816 can be inserted. Takes only one argument.
22817 (vectorizable_induction): New function.
22818 (vect_transform_stmt): Add case for induc_vec_info_type to call
22819 vectorizable_induction.
22820 (vect_transform_loop): Consider phis for vectorization.
22821 * tree-vect-analyze.c (vect_determine_vectorization_factor): Simplify
22823 (analyze_operations): Call vectorizable_induction when analyzing phis.
22825 (vect_mark_stmts_to_be_vectorized): Remove redundant checks.
22826 (vect_mark_relevant): Include phis in relevance analysis.
22827 (vect_mark_stmts_to_be_vectorize): Likewise.
22828 * tree-vect-patterns.c (widened_name_p): Remove obsolete asserts.
22830 2007-04-16 Lawrence Crowl <crowl@google.com>
22832 * doc/invoke.texi (Debugging Options): Add documentation for the
22833 -femit-struct-debug options -femit-struct-debug-baseonly,
22834 -femit-struct-debug-reduced, and
22835 -femit-struct-debug-detailed[=...].
22837 * c-opts.c (c_common_handle_option): Add
22838 OPT_femit_struct_debug_baseonly, OPT_femit_struct_debug_reduced,
22839 and OPT_femit_struct_debug_detailed_.
22840 * c.opt: Add specifications for
22841 -femit-struct-debug-baseonly, -femit-struct-debug-reduced,
22842 and -femit-struct-debug-detailed[=...].
22843 * opts.c (set_struct_debug_option): Parse the
22844 -femit-struct-debug-... options.
22845 * opts.c (matches_main_base, main_input_basename,
22846 main_input_baselength, base_of_path, matches_main_base): Add
22847 variables and functions to compare header base name to compilation
22849 * opts.c (should_emit_struct_debug): Add to determine to emit a
22850 structure based on the option.
22851 (dump_struct_debug) Also disabled function to debug this
22853 * opts.c (handle_options): Save the base name of the
22856 * langhooks-def.h (LANG_HOOKS_GENERIC_TYPE_P): Define.
22857 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add.
22858 This hook indicates if a type is generic. Set it by default
22859 to "never generic".
22860 * langhooks.h (struct lang_hooks_for_types): Add a new hook
22861 to determine if a struct type is generic or not.
22862 * cp/cp-tree.h (class_tmpl_impl_spec_p): Declare a C++ hook.
22863 * cp/tree.c (class_tmpl_impl_spec_p): Implement the C++ hook.
22864 * cp/cp-lang.c (LANG_HOOKS_GENERIC_TYPE_P): Override null C hook
22865 with live C++ hook.
22867 * flags.h (enum debug_info_usage): Add an enumeration to describe
22868 a program's use of a structure type.
22869 * dwarf2out.c (gen_struct_or_union_type_die): Add a new parameter
22870 to indicate the program's usage of the type. Filter structs based
22871 on the -femit-struct-debug-... specification.
22872 (gen_type_die): Split into two routines, gen_type_die and
22873 gen_type_die_with_usage. gen_type_die is now a wrapper
22874 that assumes direct usage.
22875 (gen_type_die_with_usage): Replace calls to gen_type_die
22876 with gen_type_die_with_usage adding the program usage of
22877 the referenced type.
22878 (dwarf2out_imported_module_or_decl): Suppress struct debug
22879 information using should_emit_struct_debug when appropriate.
22881 2007-04-16 Ian Lance Taylor <iant@google.com>
22883 PR tree-optimization/31522
22884 * tree-vrp.c (vr_phi_edge_counts): New static variable.
22885 (vrp_initialize): Allocate vr_phi_edge_counts.
22886 (vrp_visit_phi_node): Don't push to infinity if we saw a new
22887 executable edge. Drop test for all constants.
22888 (vrp_finalize): Free vrp_phi_edge_counts.
22890 * doc/cpp.texi (Common Predefined Macros): Clarify description of
22891 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
22893 * tree-ssa-propagate.c (cfg_blocks_add): Insert blocks with fewer
22894 predecessors at head rather than tail.
22896 2007-04-16 Matthias Klose <doko@debian.org>
22898 * config/alpha/linux.h (CPP_SPEC): Define.
22899 * config/arm/linux-gas.h (SUBTARGET_CPP_SPEC): Extend.
22901 2007-04-16 Aldy Hernandez <aldyh@redhat.com>
22903 * function.h: Remove sequence_stack extern declaration.
22905 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
22907 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Change to 64 on
22909 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Change to 64 if __mfido__ is
22912 2007-04-16 Anatoly Sokolov <aesok@post.ru>
22914 * config/avr/avr.c (avr_arch_types): Rearranging array.
22915 (enum avr_arch): Add.
22916 (avr_mcu_types): Use avr_arch enumeration constants instead of
22918 * config/avr/avr.h (LINK_SPEC): Simplify.
22920 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
22922 * config/m68k/m68k.c (m68k_libcall_value,
22923 m68k_function_value): Use macros for register names more.
22925 * config/m68k/m68k.h (FRAME_POINTER_REGNUM): Use A6_REG
22927 (M68K_REGNAME): Use A6_REG.
22928 * config/m68k/m68k.md (FP_REG): Rename to A6_REG.
22930 2007-04-16 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
22932 PR middle-end/28071
22933 * sched-int.h (struct deps): Split field 'pending_lists_length' into
22934 'pending_read_list_length' and 'pending_write_list_length'. Update
22936 * sched-deps.c (add_insn_mem_dependence): Change signature. Update
22937 to handle two length counters instead of one. Update all uses.
22938 (flush_pending_lists, sched_analyze_1, init_deps): Update to handle
22939 two length counters instead of one.
22940 * sched-rgn.c (propagate_deps): Update to handle two length counters
22943 2007-04-16 H.J. Lu <hongjiu.lu@intel.com>
22946 * config/i386/i386.c (ix86_expand_vec_set_builtin): Make a
22947 copy of source, pass it to ix86_expand_vector_set and return
22950 2007-04-16 David Ung <davidu@mips.com>
22951 Joseph Myers <joseph@codesourcery.com>
22953 * config/mips/mips.h (PROCESSOR_74KC, PROCESSOR_74KF,
22954 PROCESSOR_74KX, TUNE_74K, GENERATE_MADD_MSUB): Define.
22955 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
22956 Add 74K processor information.
22957 * config/mips/mips.md: Include 74k.md.
22958 (cpu): Add 74kc,74kf,74kx.
22959 (ISA_HAS_MADD_MSUB): Change to GENERATE_MADD_MSUB throughout.
22960 * config/mips/74k.md: New.
22961 * doc/invoke.texi (MIPS Options): Document 74K support.
22963 2007-04-16 Dorit Nuzman <dorit@il.ibm.com>
22965 * tree-vect-analyze.c (vect_analyze_operations): Reorganize calls to
22966 vectorizable_* functions.
22967 * tree-vect-transform.c (vectorizable_call): Add check for
22968 STMT_VINFO_RELEVANT_P, STMT_VINFO_DEF_TYPE and STMT_VINFO_LIVE_P.
22969 (vectorizable_store): likewise.
22970 (vectorizable_conversion): Add check for STMT_VINFO_DEF_TYPE.
22972 (vectorizable_operation, vectorizable_type_demotion): Likewise.
22973 (vectorizable_type_promotion, vectorizable_load): Likewise.
22974 (vectorizable_live_operation, vectorizable_condition): Likewise.
22975 (vectorizable_assignment): Add check for STMT_VINFO_DEF_TYPE and
22977 (vect_transform_stmt): Reorganize calls to vectorizable_* functions.
22979 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
22981 * config/m68k/linux.h (FUNCTION_VALUE_REGNO_P): Use macros for
22982 register numbers more.
22983 * config/m68k/m68k.h (STACK_POINTER_REGNUM,
22984 FRAME_POINTER_REGNUM, STATIC_CHAIN_REGNUM,
22985 M68K_STRUCT_VALUE_REGNUM, FUNCTION_VALUE, LIBCALL_VALUE,
22986 FUNCTION_VALUE_REGNO_P): Likewise.
22987 * config/m68k/m68kelf.h (M68K_STRUCT_VALUE_REGNUM,
22988 STATIC_CHAIN_REGNUM): Likewise.
22989 * config/m68k/m68kemb.h (FUNCTION_VALUE_REGNO_P): Likewise.
22990 * config/m68k/netbsd-elf.h (M68K_STRUCT_VALUE_REGNUM,
22991 STATIC_CHAIN_REGNUM, FUNCTION_VALUE_REGNO_P): Likewise.
22992 * config/m68k/m68k.md (FP_REG): New.
22994 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
22996 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Prefer 32-bit
22999 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
23001 * config/i386/i386.c, config/s390/s390.c, config/s390/s390.md,
23002 tree-ssa-loop-niter.c, tree-ssa-structalias.c, tree-vrp.c: Fix
23005 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
23007 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Ignore
23010 2007-04-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
23013 * c-decl.c (finish_decl): Grab the type of the decl after the call
23014 to store_init_value.
23016 2007-04-14 Steven Bosscher <steven@gcc.gnu.org>
23018 * common.opt (fforward-propagate): Fix "Optimization" annotation.
23020 2007-04-14 Jakub Jelinek <jakub@redhat.com>
23023 * omp-low.c (expand_omp_parallel): If child_cfun->cfg, free
23024 dominators, post dominators and cleanup cfg before returning.
23026 2007-04-14 Bernd Schmidt <bernd.schmidt@analog.com>
23028 * config/bfin/bfin.h (MODES_TIEABLE_P): Allow more modes to be tied.
23029 * config/bfin/bfin.md (movsi_insn): Delete two unused alternatives.
23031 2007-04-14 Kazu Hirata <kazu@codesourcery.com>
23033 * config.gcc: Recognize fido.
23034 * config/m68k/m68k-devices.def (fidoa): New.
23035 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define
23037 (FL_FIDOA, TARGET_FIDOA): New.
23038 * config/m68k/m68k.opt (mfidoa): New.
23040 2007-04-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
23042 PR middle-end/31322
23043 * dwarf2out.c (output_call_frame_info): Call assemble_external_libcall
23044 when a personality function is used.
23046 2007-04-13 Bob Wilson <bob.wilson@acm.org>
23048 * config/xtensa/xtensa.c (xtensa_expand_builtin): Use CALL_EXPR_FN.
23050 2007-04-13 Mike Stump <mrs@apple.com>
23052 * config/darwin-c.c (handle_c_option): Handle -fapple-kext here so
23054 * config/darwin.opt (fapple-kext): Make C++ only.
23055 * config/darwin.c (darwin_override_options): Remove code to ensure
23056 -fapple-kext is given for C++ only.
23058 2007-04-13 Richard Sandiford <richard@codesourcery.com>
23060 * config/mips/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Define.
23061 * config/mips/mips.c (override_options): Call
23062 SUBTARGET_OVERRIDE_OPTIONS, if defined.
23064 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
23066 * config/i386/i386.opt (msvr3-shlib): Removed.
23068 * doc/invoke.texi: Remove -msvr3-shlib.
23070 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
23072 * config/i386/i386.opt (mpopcnt): Replace "popcount" instruction
23073 with "popcnt" instruction.
23075 2007-04-13 Richard Guenther <rguenther@suse.de>
23077 PR tree-optimization/21258
23078 * tree-vrp.c (compare_case_labels): New helper.
23079 (find_switch_asserts): New function.
23080 (find_assert_locations): Call it for SWITCH_EXPRs.
23082 2007-04-13 Uros Bizjak <ubizjak@gmail.com>
23084 * config/i386/i386.h (X87_FLOAT_MODE_P): Check for TARGET_80387.
23085 * config/i386/i386.md (*cmpfp0): Remove check for TARGET_80387, this
23086 check is now implied in X87_FLOAT_MODE_P.
23087 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
23088 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
23089 (fix_trunc<mode>_i386_fisttp): Ditto.
23090 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
23091 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
23092 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
23093 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
23094 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
23095 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
23096 (unnamed_splitters): Ditto.
23097 * config/i386/i386.c (function_value_32): Generate FIRST_FLOAT_REG
23098 for X87_FLOAT_MODE_P mode. Override FIRST_FLOAT_REG with
23099 FIRST_SSE_REG for local functions when SSE math is enabled or
23100 for functions with sseregparm attribute.
23101 (standard_80387_constant_p): Return -1 if mode is not
23103 (ix86_cc_mode): Assert that scalar mode is not DECIMAL_FLOAT_MODE_P.
23104 (ix86_expand_compare): Ditto.
23105 (ix86_expand_carry_flag_compare): Ditto.
23106 (ix86_expand_int_movcc): Check for SCALAR_FLOAT_MODE_P instead
23107 of FLOAT_MODE_P for cmp_mode and assert that cmp_mode is not
23108 DECIMAL_FLOAT_MODE_P.
23109 (ix86_preferred_output_reload_class): Use X87_FLOAT_MODE_P instead
23110 of SCALAR_FLOAT_MODE_P.
23111 (ix86_rtx_costs) [PLUS] Remove FLOAT_MODE_P and fall through to ...
23112 [MINUS]: ... here. Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P
23113 checks before FLOAT_MODE_P.
23114 [MULT]: Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P checks
23115 before FLOAT_MODE_P.
23120 [FLOAT_EXTEND]: Use SSE_FLOAT_MODE_P.
23122 2007-04-12 Paolo Bonzini <bonzini@gnu.org>
23123 Charles Wilson <libtool@cwilson.fastmail.fm>
23125 * Makefile.in (stamp-as, stamp-collect-ld, stamp-nm): Remove.
23126 (libgcc.mvars): Don't depend on them.
23127 * configure.ac (as, collect-ld, nm): Create from exec-tool.in.
23128 * exec-tool.in: New.
23130 2007-04-12 Brooks Moses <brooks.moses@codesourcery.com>
23132 * doc/invoke.text (--help): Document --help=common.
23134 2007-04-12 Thomas Neumann <tneumann@users.sourceforge.net>
23136 * stub-objc.c (objc_build_keyword_decl): Avoid C++ keywords.
23138 2007-04-12 Richard Sandiford <richard@codesourcery.com>
23140 * Makefile.in (insn-emit.o): Depend on $(INTEGRATE_H).
23141 * genemit.c (main): Emit #include "integrate.h".
23142 * config/mips/mips-protos.h (SYMBOL_HALF): New mips_symbol_type.
23143 (LOADGP_RTP): New mips_loadgp_style.
23144 * config/mips/mips.h: Include config/vxworks-dummy.h.
23145 (TARGET_RTP_PIC): New macro.
23146 (TARGET_USE_GOT): Return true for TARGET_RTP_PIC.
23147 (TARGET_USE_PIC_FN_ADDR_REG): Return true for TARGET_VXWORKS_RTP.
23148 (ASM_OUTPUT_ADDR_DIFF_ELT): Emit function-relative case tables
23149 for TARGET_RTP_PIC.
23150 * config/mips/vxworks.h (SUBTARGET_ASM_SPEC): Define. Pass down
23151 -mvxworks-pic when using -mrtp and a PIC option.
23152 * config/mips/mips.c (mips_classify_symbol): Return SYMBOL_GOT_DISP
23154 (mips_symbolic_constant_p, mips_symbolic_address_p)
23155 (mips_symbol_insns): Handle SYMBOL_HALF.
23156 (override_options): Warn about -G and -mrtp being used together.
23157 Initialize mips_lo_relocs[SYMBOL_HALF].
23158 (mips_current_loadgp_style): Return LOADGP_RTP for RTP PIC.
23159 (mips_emit_loadgp): Handle LOADGP_RTP.
23160 (mips_in_small_data_p): Return false for TARGET_VXWORKS_RTP.
23161 * config/mips/mips.md (loadgp_rtp): New insn and splitter.
23162 (tablejump): Handle function-relative case table entries if
23164 * config/mips/predicates.md (symbol_ref_operand): New predicate.
23166 2007-04-12 Richard Sandiford <richard@codesourcery.com>
23168 * config/mips/mips.md (load_call<mode>): Allow any general register.
23170 (sibcall_value_internal, sibcall_value_multiple_internal)
23171 (call_value_internal, call_value_split, call_value_multiple_internal)
23172 (call_value_multiple_split): Remove constraints from operand 0.
23174 2007-04-12 Richard Sandiford <richard@codesourcery.com>
23176 * config/mips/mips-protos.h: In comments, refer to loadgp_absolute
23177 rather than loadgp_noshared.
23178 * config/mips/mips.c (mips_emit_loadgp): Use gen_loadgp_absolute
23179 instead of gen_loadgp_noshared. Use gen_loadgp_newabi instead of
23181 * config/mips/mips.md (loadgp): Rename to...
23182 (loadgp_newabi): ...this.
23183 (loadgp_noshared): Rename to...
23184 (loadgp_absolute): ...this.
23186 2007-04-12 Richard Sandiford <richard@codesourcery.com>
23188 * config/mips/mips.c (mips_ok_for_lazy_binding_p): Always return
23189 false for locally-binding symbols.
23190 (mips_dangerous_for_la25_p): Check mips_global_symbol_p.
23192 2007-04-12 Richard Sandiford <richard@codesourcery.com>
23194 * config/mips/mips-protos.h (SYMBOL_GOT_LOCAL): Rename to...
23195 (SYMBOL_GOT_PAGE_OFST): ...this.
23196 (SYMBOL_GOT_GLOBAL): Rename to...
23197 (SYMBOL_GOT_DISP): ...this.
23198 (SYMBOL_GOTOFF_GLOBAL): Rename to...
23199 (SYMBOL_GOTOFF_DISP): ...this. Update comments accordingly.
23200 * config/mips/mips.c (mips_global_symbol_p): New function.
23201 (mips_symbol_binds_local_p): Likewise.
23202 (mips_classify_symbol): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP
23203 and SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST. Use
23204 mips_global_symbol_p and mips_symbol_binds_local_p.
23205 (mips_symbolic_constant_p, mips_symbolic_address_p, mips_symbol_insns)
23206 (override_options): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP,
23207 SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST and SYMBOL_GOTOFF_GLOBAL to
23208 SYMBOL_GOTOFF_DISP.
23209 (mips_ok_for_lazy_binding_p): New function.
23210 (mips_load_call_address, mips_expand_call): Use it.
23211 (mips_dangerous_for_la25_p): Likewise.
23212 * config/mips/mips.md (*xgot_hi<mode>, *xgot_lo<mode>)
23213 (*got_disp<mode>): Use got_disp_operand instead of
23214 global_got_operand. Use SYMBOL_GOTOFF_DISP instead of
23215 SYMBOL_GOTOFF_GLOBAL.
23216 (*got_page<mode>): Use got_page_ofst_operand instead of
23218 * config/mips/predicates.md (const_call_insn_operand): Use
23219 SYMBOL_GOT_DISP instead of SYMBOL_GOT_GLOBAL.
23220 (global_got_operand): Rename to...
23221 (got_disp_operand): ...this and use SYMBOL_GOT_DISP instead of
23223 (local_got_operand): Rename to...
23224 (got_page_ofst_operand): ...this and use SYMBOL_GOT_PAGE_OFST instead
23225 of SYMBOL_GOT_LOCAL.
23227 2007-04-12 Richard Sandiford <richard@codesourcery.com>
23229 * config/mips/mips.h (TARGET_SPLIT_CALLS): Check
23230 TARGET_CALL_CLOBBERED_GP.
23231 (TARGET_SIBCALLS): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
23232 (TARGET_USE_GOT, TARGET_CALL_CLOBBERED_GP): New macros.
23233 (TARGET_CALL_SAVED_GP, TARGET_USE_PIC_FN_ADDR_REG): Likewise.
23234 (STARTING_FRAME_OFFSET): Check TARGET_CALL_CLOBBERED_GP instead
23235 of TARGET_ABICALLS && !TARGET_NEWABI.
23236 (MIPS_CALL): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
23237 * config/mips/mips.c (mips_load_call_address): Check
23238 TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
23239 (mips_global_pointer): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
23240 Check TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
23241 (mips_save_reg_p): Check TARGET_CALL_SAVED_GP instead of
23242 TARGET_ABICALLS && TARGET_NEWABI.
23243 (mips_current_loadgp_style): Check TARGET_USE_GOT instead of
23245 (mips_expand_prologue): Check TARGET_OLDABI instead of !TARGET_NEWABI.
23246 (mips_expand_epilogue): Check TARGET_CALL_SAVED_GP instead of
23247 TARGET_ABICALLS && TARGET_NEWABI.
23248 (mips_output_mi_thunk): Check TARGET_USE_GOT instead of
23249 TARGET_ABICALLS. Check TARGET_CALL_SAVED_GP instead of
23250 TARGET_NEWABI. Use TARGET_USE_PIC_FN_ADDR_REG to decide
23251 whether indirect calls must use $25.
23252 (mips_extra_live_on_entry): Check TARGET_GOT instead of
23254 * config/mips/mips.md (jal_macro): Check flag_pic and
23255 TARGET_CALL_CLOBBERED_GP instead of TARGET_ABICALLS and TARGET_NEWABI.
23256 (builtin_setjmp_setup, builtin_longjmp): Check TARGET_USE_GOT
23257 instead of TARGET_ABICALLS.
23258 (exception_receiver): Check TARGET_CALL_CLOBBERED_GP instead of
23259 TARGET_ABICALLS && TARGET_OLDABI.
23260 (load_call<mode>): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
23261 (sibcall): In the comment above the define_insn, mention
23262 TARGET_USE_PIC_FN_ADDR_REG instead of TARGET_ABICALLS.
23263 * config/mips/constraints.md (c): Check TARGET_USE_PIC_FN_ADDR_REG
23264 instead of TARGET_ABICALLS.
23266 2007-04-12 Bernd Schmidt <bernd.schmidt@analog.com>
23268 * doc/md.texi (Blackfin family constraints): Document PA and PB.
23269 * config/bfin/bfin.h (CONST_OK_FOR_P): Handle PA and PB.
23270 (MACFLAGS_MATCH_P): New macro.
23271 * config/bfin/bfin.c (print_operand): Handle MACFLAG_IS_M.
23272 (bfin_secondary_reload): Treat EVEN_AREGS and ODD_AREGS like AREGS.
23273 * config/bfin/bfin.md (MACFLAG_IS_M): New constant. Renumber some of
23274 the other MACFLAG constants.
23275 (sum_of_accumulators, lshrpdi3, ashrpdi3): New patterns.
23276 (flag_machi): Tighten constraints. Renumber some of the operands.
23277 (flag_machi_acconly): Tighten constraints. Correct operand numbers in
23279 (flag_machi_parts_acconly): New pattern.
23280 (flag_macinithi): Tighten constraints. Allow any accumulator to be
23282 (flag_macinit1hi): Tighten constraints.
23283 (flag_mul_macv2hi_parts_acconly): New pattern.
23285 * config/bfin/lib1funcs.asm (___umulsi3_highpart, __smulsi3_highpart):
23286 Use a more efficient implementation.
23287 * config/bfin/bfin.md (umulsi3_highpart, smulsi3_highpart): Emit
23288 inline sequences when not optimizing for size.
23290 * config/bfin/bfin.md (movhi_low2high, movhi_high2high, movhi_low2low,
23291 movhi_high2low): Delete, merge functionality into...
23292 (packv2hi): ... this pattern.
23294 2007-02-11 Jie Zhang <jie.zhang@analog.com>
23295 * config/bfin/bfin.opt (msim): New option.
23296 (mcpu=): New option.
23297 * config/bfin/bfin-protos.h (enum bfin_cpu): New.
23298 (bfin_cpu_t): Typedef of enum bfin_cpu.
23299 (bfin_cpu_type): New declaration.
23300 * config/bfin/elf.h (STARTFILE_SPEC): Add support for
23301 -msim and -mcpu= options.
23302 (LIB_SPEC): Likewise.
23303 * config/bfin/bfin.c (bfin_cpu_type): Define.
23304 (bfin_handle_option): Handle -mcpu= option.
23305 * config/bfin/bfin.h (DEFAULT_CPU_TYPE): Define as BFIN_CPU_BF532.
23306 (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF531__, __ADSPBF532__,
23307 __ADSPBF533__ or __ADSPBF537__ according to the cpu type.
23309 2007-04-12 Richard Sandiford <richard@codesourcery.com>
23311 * config.gcc (*-*-vxworks*): Don't add to tm_files in this stanza.
23312 (arm-wrs-vxworks, mips-wrs-vxworks, powerpc-wrs-vxworks)
23313 (powerpc-wrs-vxworksae): Use ${tm_file}.
23314 (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add svr4.h
23315 after elfos.h. Remove i386/sysv4.h and add i386/vx-common.h.
23316 * config/i386/vx-common.h: New file.
23318 2007-04-12 Richard Sandiford <richard@codesourcery.com>
23320 * config/vxworks.h (VXWORKS_STARTFILE_SPEC): Use -l:crt0.o instead
23323 2007-04-12 Andreas Krebbel <krebbel1@de.ibm.com>
23325 * config/s390/s390.md ("trunctddd2"): Use TDmode for the target of
23328 2007-04-12 Douglas Gregor <doug.gregor@gmail.com>
23332 * c-common.c (c_build_qualified_type): Set canonical type
23335 2007-04-12 Richard Guenther <rguenther@suse.de>
23337 * tree-pretty-print.c (dump_generic_node): Print ARRAY_REF
23338 lower bound and element size if lower bound is not zero
23339 or either of the ARRAY_REF operands is set.
23341 2007-04-12 Richard Guenther <rguenther@suse.de>
23343 PR tree-optimization/24689
23344 PR tree-optimization/31307
23345 * fold-const.c (operand_equal_p): Compare INTEGER_CST array
23347 * gimplify.c (canonicalize_addr_expr): To be consistent with
23348 gimplify_compound_lval only set operands two and three of
23349 ARRAY_REFs if they are not gimple_min_invariant. This makes
23350 it never at this place.
23351 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
23353 2007-04-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
23355 * pa.c (pa_som_asm_init_sections): Ensure that cfun->machine is not
23356 null before emitting a .nsubspa directive.
23358 2007-04-11 Diego Novillo <dnovillo@redhat.com>
23360 * tree-ssa-alias.c (dump_mem_ref_stats): Do not call
23361 need_to_partition_p if there are no memory statements in the
23364 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
23366 * tree-data-ref.c (chrec_steps_divide_constant_p): Removed.
23367 (gcd_of_steps_may_divide_p): New function.
23368 (analyze_miv_subscript): Use gcd_of_steps_may_divide_p.
23370 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
23372 * reload.c (find_reloads_toplev, find_reloads_address,
23373 find_reloads_address_1, find_reloads_subreg_address): Use rtx_equal_p,
23374 not a pointer equality test, to decide if we need to call
23375 push_reg_equiv_alt_mem.
23377 2007-04-11 Sebastian Pop <sebastian.pop@inria.fr>
23379 * tree-data-ref.c (affine_function_zero_p, constant_access_functions,
23380 insert_innermost_unit_dist_vector, add_distance_for_zero_overlaps):
23382 (build_classic_dist_vector): Call add_distance_for_zero_overlaps.
23384 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
23386 * tree-data-ref.c (add_multivariate_self_dist): Force the distance
23387 vector to be positive.
23389 2007-04-11 Diego Novillo <dnovillo@redhat.com>
23393 * doc/invoke.texi: Document --params max-aliased-vops and
23395 * tree-ssa-operands.h (get_mpt_for, dump_memory_partitions,
23396 debug_memory_partitions): Move to tree-flow.h
23397 * params.h (AVG_ALIASED_VOPS): Define.
23398 * tree-ssa-alias.c (struct mp_info_def): Remove. Update all
23400 (mp_info_t): Likewise.
23401 (get_mem_sym_stats_for): New.
23402 (set_memory_partition): Move from tree-flow-inline.h.
23403 (mark_non_addressable): Only clear the set of symbols for the
23404 partition if it exists.
23405 (dump_memory_partitions): Move from tree-ssa-operands.c
23406 (debug_memory_partitions): Likewise.
23407 (need_to_partition_p): New.
23408 (dump_mem_ref_stats): New.
23409 (debug_mem_ref_stats): New.
23410 (dump_mem_sym_stats): New.
23411 (debug_mem_sym_stats): New.
23412 (update_mem_sym_stats_from_stmt): New.
23413 (compare_mp_info_entries): New.
23414 (mp_info_cmp): Call it.
23415 (sort_mp_info): Change argument to a list of mem_sym_stats_t
23417 (get_mpt_for): Move from tree-ssa-operands.c.
23418 (find_partition_for): New.
23419 (create_partition_for): Remove.
23420 (estimate_vop_reduction): New.
23421 (update_reference_counts): New.
23422 (build_mp_info): New.
23423 (compute_memory_partitions): Refactor.
23424 Document new heuristic.
23425 Call build_mp_info, update_reference_counts,
23426 find_partition_for and estimate_vop_reduction.
23427 (compute_may_aliases): Populate virtual operands before
23428 calling debugging dumps.
23429 (delete_mem_sym_stats): New.
23430 (delete_mem_ref_stats): New.
23431 (init_mem_ref_stats): New.
23432 (init_alias_info): Call it.
23433 (maybe_create_global_var): Remove alias_info argument.
23434 Get number of call sites and number of pure/const call sites
23435 from gimple_mem_ref_stats().
23436 (dump_alias_info): Call dump_memory_partitions first.
23437 (dump_points_to_info_for): Show how many times a pointer has
23439 * opts.c (decode_options): For -O2 set --param
23440 max-aliased-vops to 500.
23441 For -O3 set --param max-aliased-vops to 1000 and --param
23442 avg-aliased-vops to 3.
23443 * fortran/options.c (gfc_init_options): Remove assignment to
23445 * tree-flow-inline.h (gimple_mem_ref_stats): New.
23446 * tree-dfa.c (dump_variable): Dump memory reference
23448 Dump NO_ALIAS* settings.
23449 (referenced_var_lookup): Tidy.
23450 (mem_sym_stats): New.
23451 * tree-ssa-copy.c (may_propagate_copy): Return true if DEST
23452 and ORIG are different SSA names for a memory partition.
23453 * tree-ssa.c (delete_tree_ssa): Call delete_mem_ref_stats.
23454 * tree-flow.h (struct mem_sym_stats_d): Define.
23455 (mem_sym_stats_t): Define.
23456 (struct mem_ref_stats_d): Define.
23457 (struct gimple_df): Add field mem_ref_stats.
23458 (enum noalias_state): Define.
23459 (struct var_ann_d): Add bitfield noalias_state.
23460 (mem_sym_stats, delete_mem_ref_stats, dump_mem_ref_stats,
23461 debug_mem_ref_stats, debug_memory_partitions,
23462 debug_mem_sym_stats): Declare.
23463 * tree-ssa-structalias.c (update_alias_info): Update call
23464 sites, pure/const call sites and asm sites in structure
23465 returned by gimple_mem_ref_stats.
23466 Remove local variable IS_POTENTIAL_DEREF.
23467 Increase NUM_DEREFS if the memory expression is a potential
23469 Call update_mem_sym_stats_from_stmt.
23470 If the memory references memory, call
23471 update_mem_sym_stats_from_stmt for all the direct memory
23472 symbol references found.
23473 (intra_create_variable_infos): Set noalias_state field for
23474 pointer arguments according to the value of
23475 flag_argument_noalias.
23476 * tree-ssa-structalias.h (struct alias_info): Remove fields
23477 num_calls_found and num_pure_const_calls_found.
23478 (update_mem_sym_stats_from_stmt): Declare.
23479 * params.def (PARAM_MAX_ALIASED_VOPS): Change description.
23480 Set default value to 100.
23481 (PARAM_AVG_ALIASED_VOPS): Define.
23483 2007-04-11 Richard Guenther <rguenther@suse.de>
23485 PR middle-end/31530
23486 * simplify-rtx.c (simplify_binary_operation_1): Do not simplify
23487 a * -b + c as c - a * b if we honor sign dependent rounding.
23489 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
23491 * config/bfin/bfin-protos.h (bfin_expand_movmem): Renamed from
23492 bfin_expand_strmov.
23493 * config/bfin/bfin.c (bfin_expand_prologue, bfin_delegitimize_address,
23494 bfin_function_ok_for_sibcall, split_load_immediate): Remove unused
23496 (initialize_trampoline): Don't use old-style function definition.
23497 (bfin_secondary_reload): Mark IN_P argument as unused.
23499 2007-04-10 Sebastian Pop <sebastian.pop@inria.fr>
23501 PR tree-optimization/31343
23502 * tree-chrec.h (chrec_zerop): Moved before build_polynomial_chrec.
23503 (build_polynomial_chrec): Return a scalar when the evolution is zero.
23504 * testsuite/gcc.dg/vect/pr31343.c: New.
23506 2007-04-10 Eric Christopher <echristo@apple.com>
23508 * config/i386/i386.h (X87_FLOAT_MODE_P): New.
23509 * config/i386/i386.md (*cmpfp0): Use.
23510 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
23511 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
23512 (fix_trunc<mode>_i386_fisttp): Ditto.
23513 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
23514 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
23515 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
23516 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
23517 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
23518 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
23519 (unnamed_splitters): Ditto.
23520 * config/i386/i386.c (output_fix_trunc): Assert that
23521 we're not being passed a TFmode operand.
23523 2007-04-10 Zdenek Dvorak <dvorakz@suse.cz>
23525 PR tree-optimization/31526
23526 * tree-inline.c (copy_cfg_body): Use last_basic_block instead of
23527 n_basic_blocks to find newly added blocks.
23529 2007-04-10 Uros Bizjak <ubizjak@gmail.com>
23531 * config/i386/i386.md (fix_trunc<mode>di_sse): Remove "x" from "xm"
23533 (fix_trunc<mode>si_sse): Ditto.
23534 (*floatsisf2_mixed, *floatsisf2_sse): Ditto.
23535 (*floatsidf2_mixed, *floatsidf2_sse): Ditto.
23536 (*floatdisf2_mixed, *floatdisf2_sse): Ditto.
23537 (*floatdidf2_mixed, *floatdidf2_sse): Ditto.
23538 (floathi<mode>2): Rename from floathisf2 and floathidf2. Macroize
23539 expander using SSEMODEF mode macro.
23540 (floatsi<mode>2): Rename from floatsisf2 and floashidf2. Macroize
23541 expander using SSEMODEF mode macro.
23542 (*floathi<mode>2_i387): Rename from *floathisf2_i387 and
23543 *floathidf2_i387. Macroize insn using X87MODEF12 mode macro.
23544 (*floatsi<mode>2_i387): Rename from *floatsisf2_i387 and
23545 *floatsidf2_i387. Macroize insn using X87MODEF12 mode macro.
23546 (*floatdi<mode>2_i387): Rename from *floatdisf2_i387 and
23547 *floatdidf2_i387. Macroize insn using X87MODEF12 mode macro.
23548 (float<mode>xf2): Rename from floathixf2, floatsixf2 and floatdixf2.
23549 Macroize insn using X87MODEF mode macro.
23551 2007-04-09 H.J. Lu <hongjiu.lu@intel.com>
23553 * config/i386/sse.md (sse2_pinsrw): Removed.
23554 (sse2_pextrw): Renamed to ...
23555 (*sse2_pextrw): This.
23557 2007-04-09 Jan Hubicka <jh@suse.cz>
23560 * config/i386/sse.md
23561 (sse_vmaddv4sf3, sse_vmmulv4sf3): Remove '%' modifier.
23562 (sse_vmsmaxv4sf3_finite, sse_vmsminv4sf3_finite): Remove.
23563 (sse2_vmaddv2df3, sse2_vmmulv2df3): Remove '%' modifier.
23564 (sse2_vmsmaxv2df3_finite, sse2_vmsminv2df3_finite): Remove.
23566 2007-04-09 Jan Hubicka <jh@suse.cz>
23568 * tree-ssa-ccp (maybe_fold_offset_to_component_ref): Recurse into
23569 multiple fields of union.
23571 2007-04-09 Zdenek Dvorak <dvorakz@suse.cz>
23573 * cfgloopmanip.c (create_preheader): Do not use loop_preheader_edge.
23574 (create_preheaders): Check that loops are available.
23575 (fix_loop_structure): Clean up, improve comments.
23576 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa):
23577 Check that loops are available. Set LOOP_CLOSED_SSA to the loops
23579 * tree-scalar-evolution.c (scev_finalize): Clear scalar_evolution_info.
23580 * predict.c (tree_estimate_probability): Do not call
23581 calculate_dominance_info. Call create_preheaders.
23582 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Only call
23583 rewrite_into_loop_closed_ssa if LOOP_CLOSED_SSA is set in loops state
23585 * cfgloop.c (loop_preheader_edge): Assert that loops have preheaders.
23586 * cfgloop.h (LOOP_CLOSED_SSA): New constant.
23587 * tree-cfg.c (tree_split_edge): Make an assert more precise.
23588 * tree-ssa-threadedge.c (thread_across_edge): Comment the function
23591 2007-04-08 Jan Hubicka <jh@suse.cz>
23593 * tree.h (maybe_fold_offset_to_component_ref): Declare.
23594 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Export.
23595 * fold-const.c (fold_unary): Use it.
23597 2007-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
23599 * varasm.c (assemble_variable): Remove call to
23600 lang_hooks.decls.prepare_assemble_variable.
23601 * langhooks-def.h (LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE): Kill.
23602 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE.
23603 * langhooks.h (lang_hooks_for_decls): Remove
23604 prepare_assemble_variable.
23606 2007-04-08 Mike Stump <mrs@apple.com>
23608 * config/i386/i386.c: Use inc/dec on Core2.
23610 2007-04-08 Steven Bosscher <steven@gcc.gnu.org>
23612 * langhooks.c (lhd_tree_inlining_add_pending_fn_decls,
23613 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
23614 lhd_tree_inlining_end_inlining): Remove.
23615 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove then
23616 add_pending_fn_decls, anon_aggr_type_p, start_inlining, and
23617 end_inlining hooks.
23618 * langhooks-def.h (lhd_tree_inlining_add_pending_fn_decls,
23619 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
23620 lhd_tree_inlining_end_inlining): Remove prototypes.
23621 (LANG_HOOKS_TREE_INLINING_ADD_PENDING_FN_DECLS,
23622 LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P,
23623 LANG_HOOKS_TREE_INLINING_START_INLINING,
23624 LANG_HOOKS_TREE_INLINING_END_INLINING): Remove.
23626 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P): Do
23629 2007-04-08 Anatoly Sokolov <aesok@post.ru>
23632 * config/avr/predicates.md (io_address_operand): Delete predicate.
23633 (low_io_address_operand): Don't use 'mode' argument.
23634 (higth_io_address_operand): Rename ...
23635 (high_io_address_operand): ... to this. Don't use 'mode' argument.
23636 * config/avr/avr.md (*sbix_branch_tmp, *sbix_branch_tmp_bit7): Adjust
23639 2007-04-07 Daniel Berlin <dberlin@dberlin.org>
23641 Revert change removing staticp.
23643 2007-04-07 Anatoly Sokolov <aesok@post.ru>
23646 * config/avr/avr.md (*clrmemqi, *clrmemhi): Mark operand 4 as
23649 2007-04-07 Bruce Korb <bkorb@gnu.org>
23651 * c.opt: Add -Wformat-contains-nul.
23652 * c-format.c (set_Wformat): Set warn_format_contains_nul to the
23654 (check_format_info_main): Check OPT_Wformat_contains_nul before emitting
23655 the NUL byte warning.
23657 2007-04-07 H.J. Lu <hongjiu.lu@intel.com>
23659 * config/i386/i386.c (ix86_handle_option): Handle SSSE3.
23661 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
23663 * tree.c (staticp): No longer use staticp langhook.
23664 * langhooks.c (lhd_staticp): Removed.
23665 * langhooks.h (struct lang_hooks): Remove staticp.
23666 * c-common.c (c_staticp): Remove.
23667 * c-common.h (c_staticp): Ditto.
23668 * langhooks-defs.h (lhd_staticp): Ditto.
23669 (LHD_HOOKS_STATICP): Ditto
23670 * tree.h (gcc_assert_lowered): New macro.
23672 2007-04-06 Zdenek Dvorak <dvorakz@suse.cz>
23674 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): Add and use
23675 argument "reliable".
23676 (infer_loop_bounds_from_ref, infer_loop_bounds_from_array):
23677 Add argument "reliable". Propagate it through calls.
23678 (infer_loop_bounds_from_undefined): Derive number of iterations
23679 estimates from references in blocks that do not dominate loop latch.
23680 (gcov_type_to_double_int): New function.
23681 (estimate_numbers_of_iterations_loop): Use gcov_type_to_double_int
23682 and expected_loop_iterations_unbounded.
23683 * cfgloopanal.c (expected_loop_iterations_unbounded): New function.
23684 (expected_loop_iterations): Use expected_loop_iterations_unbounded.
23685 * tree-data-ref.c (estimated_loop_iterations): Export.
23686 (get_references_in_stmt): Fix -- do not return addresses of local
23688 * cfgloop.h (expected_loop_iterations_unbounded,
23689 estimated_loop_iterations): Declare.
23691 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
23693 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
23695 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
23697 * config/i386/i386.md (extend<mode>xf2): Rename from extendsfxf2
23698 and extenddfxf2. Macroize expander using X87MODEF12 mode macro.
23699 (*truncdfsf_mixed, *truncdfsf_i387, *truncdfsf2_i387_1):
23700 Use output_387_reg_move().
23701 (*truncxf<mode>2): Rename from *truncxfsf2 and truncxfdf2. Macroize
23702 expander using X87MODEF12 mode macro.
23703 (*truncxfsf2_mixed): Combine alternatives, ignore "r" alternative when
23704 choosing register preferences. Use output_387_reg_move().
23705 (*truncxfdf2_mixed): Combine alternatives, use "r" alternative
23706 instead of "x". Use output_387_reg_move().
23707 (*truncxf<mode>2_i387_noop): Rename from *truncxfsf2_i387_noop and
23708 *truncxfdf2_i387_noop. Macroize insn using X87MODEF12 mode macro.
23709 (*truncxf<mode>2_i387): Rename from *truncxfsf2_i387 and
23710 *truncxfdf2_i387. Macroize insn using X87MODEF12 mode macro.
23711 Use output_387_reg_move().
23712 (*truncxf?f_mixed splitter): Macroize splitter using X87MODEF12
23714 (*truncxf?f_i387 splitter): Ditto.
23716 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
23718 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
23719 LANG_HOOKS_SAFE_FROM_P.
23720 * expr.c (safe_from_p): Remove langhook call.
23721 * langhooks.h (lang_hooks): Remove safe_from_p.
23722 (lhd_safe_from_p): Remove prototype.
23723 * langhooks.c (lhd_safe_from_p): Remove.
23725 2007-04-06 Jan Hubicka <jh@suse.cz>
23727 * cgraphunit.c (decide_is_function_needed): Do not keep always_inline
23730 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
23732 * config/i386/i386.c (output_387_reg_move): Handle memory operand[0].
23733 * config/i386/i386.md (*movsf_1, *movdf_nointeger,
23734 *movdf_integer_rex64, *movdf_integer, *movxf_nointeger,
23735 *movxf_integer): Use output_387_reg_move() for x87 reg->mem
23737 (*extendsfdf2_mixed, *extendsfdf2_i387, *extendsfxf2_i387,
23738 *extenddfxf2_i387, *truncdfsf_fast_mixed): Ditto.
23740 2007-04-05 Richard Henderson <rth@redhat.com>
23742 * config/alpha/alpha.c (print_operand) [+]: Remove.
23743 (alpha_end_function): Print nop if call at end of function.
23744 * config/alpha/alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Remove +.
23745 * config/alpha/alpha.md (UNSPEC_LDGP1): New.
23746 (call_osf_1_er_noreturn, call_value_osf_1_er_noreturn): New.
23747 (call_osf_2_er_nogp, call_value_osf_2_er_nogp): New.
23748 (call_osf_2_er, call_value_osf_2_er): Merge the ldgp highpart into
23749 the call pattern. Update peepholes to match.
23751 2007-04-05 Janis Johnson <janis187@us.ibm.com>
23753 * doc/extend.texi (Other Builtins): Add decimal float variants
23755 * builtins.def: Ditto.
23756 * builtins.c (expand_builtin): Ditto.
23758 2007-04-05 Uros Bizjak <ubizjak@gmail.com>
23759 H.J. Lu <hongjiu.lu@intel.com>
23762 * config/i386/sse.md (sse2_umulv2siv2di3): Use V4SImode instead
23763 of V8HImode when calling ix86_binary_operator_ok.
23764 (sse2_pmaddwd): Call ix86_binary_operator_ok.
23765 (sdot_prodv8hi): Operands 1 and 2 must be register.
23767 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
23769 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
23770 initialize align to silence bogus warning.
23772 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
23774 PR middle-end/22156
23775 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
23777 (struct sra_walk_fns): Remove use_all parameter from use.
23778 (sra_hash_tree): Handle BIT_FIELD_REFs.
23779 (sra_elt_hash): Don't hash bitfld blocks.
23780 (sra_elt_eq): Skip them in parent compares as well. Handle
23782 (sra_walk_expr): Don't maintain or pass down use_all_p.
23783 (scan_use): Remove use_all parameter.
23784 (scalarize_use): Likewise. Re-expand assignment to
23785 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
23786 output, and re-scalarize after output. Don't mark anything
23788 (scalarize_ldst): Adjust.
23789 (scalarize_walk_gimple_modify_statement): Likewise.
23790 (build_element_name_1): Handle BIT_FIELD_REFs.
23791 (instantiate_element): Don't warn for any element whose parent
23792 is used as a whole.
23793 (instantiate_missing_elements_1): Return the sra_elt.
23794 (canon_type_for_field): New.
23795 (try_instantiate_multiple_fields): New.
23796 (instantiate_missing_elemnts): Use them.
23797 (mark_no_warning): Removed.
23798 (generate_one_element_ref): Handle BIT_FIELD_REFs.
23799 (REPLDUP, sra_build_elt_assignment): New.
23800 (generate_copy_inout): Use them.
23801 (generate_element_copy): Likewise. Handle bitfld differences.
23802 (generate_element_zero): Don't recurse for blocks. Use
23803 sra_build_elt_assignment.
23804 (generate_one_element_int): Take elt instead of var. Use
23805 sra_build_elt_assignment.
23806 (generate_element_init_1): Adjust.
23807 (scalarize_use, scalarize_copy): Use REPLDUP.
23808 (scalarize_ldst): Move assert before dereference.
23809 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
23811 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
23813 * regmove.c: Fix unused variable warnings due to previous commit.
23815 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
23817 * regmove.c (STACK_GROWS_DOWNWARD): Don't boolean-ize.
23818 (regmove_bb_head): Remove.
23819 (copy_src_to_dest): Don't update regmove_bb_head and BB_HEAD.
23820 (regmove_optimize): Don't do unnecessary CFG fixes for non-existing
23821 problems with fixup_match_1.
23822 Don't initialize/free regmove_bb_head.
23824 (reg_is_remote_constant_p): If an insn is in the same basic block
23825 but not before INSN, consider it remote, too.
23827 2007-04-05 Anatoly Sokolov <aesok@post.ru>
23830 * config/avr/avr.c (avr_handle_fndecl_attribute): Use the
23831 DECL_ASSEMBLER_NAME, not the DECL_NAME.
23833 2007-04-05 H.J. Lu <hongjiu.lu@intel.com>
23835 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Reformat.
23836 (CONDITIONAL_REGISTER_USAGE): Likewise.
23838 2007-04-04 Richard Henderson <rth@redhat.com>
23840 * config/alpha/lib1funcs.asm: Remove unused file.
23842 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
23845 * opts.c (print_specific_help): Fix --help=<language>
23847 (common_handle_option): Support --help=common.
23849 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
23852 * gcc.c (main): Do not run the linker if
23853 print_subprocess_help indicates that it shouldn't be
23856 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
23859 * doc/invoke.texi (--help=): Document <languages> value, fix
23860 formatting in tables of values.
23862 2007-04-04 Danny Smith <dannysmith.users.sourceforge.net>
23864 * config/i386/winnt-cxx.c (i386_pe_type_dllimport_p): Don't ignore
23865 dllimport attribute of virtual methods.
23867 2007-04-04 Chen Liqin <liqin@sunnorth.com.cn>
23869 * config/score/crti.asm: Change _bss_start to __bss_start.
23870 * config/score/score.h (CONDITIONAL_REGISTER_USAGE): Added.
23871 (OUTGOING_REG_PARM_STACK_SPACE) update.
23872 * config/score/score.opt: add options to make backend support
23873 score5, score5u, score7 and score7d.
23874 * config/score/score.md: Likewise.
23875 * config/score/misc.md: Likewise.
23876 * config/score/mac.md: Likewise.
23877 * doc/invoke.texi: Likewise.
23878 * doc/md.texi: update constraints define.
23880 2007-04-03 Richard Henderson <rth@redhat.com>
23882 * expr.c (store_expr): If get_signed_or_unsigned_type doesn't yield
23883 an appropriate type, use the mode instead.
23885 2007-04-03 Richard Sandiford <richard@codesourcery.com>
23887 * config.gcc (mips-wrs-vxworks): Add vx-common.h to tm_file.
23888 Set the default --with-arch setting to mips2.
23889 * config/mips/t-vxworks (MULTILIB_OPTIONS, MULTILIB_MATCHES)
23890 (MULTILIB_EXCEPTIONS): Redefine with new multilibs.
23891 (MULTILIB_OSDIRNAMES): Delete.
23892 (MULTILIB_DIRNAMES): Define.
23893 * config/mips/vxworks.h (LINK_SPEC): Add VXWORKS_LINK_SPEC.
23894 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Define.
23895 (TARGET_OS_CPP_BUILTINS): Incorporate old SUBTARGET_CPP_SPEC
23896 definitions, except for _WRS_R3K_EXC_SUPPORT. Call
23897 VXWORKS_OS_CPP_BUILTINS.
23898 (SUBTARGET_CPP_SPEC): Redefine to VXWORKS_ADDITIONAL_CPP_SPEC.
23899 (MIPS_DEBUGGING_INFO): Undefine.
23900 (FUNCTION_PROFILER): Define to VXWORKS_FUNCTION_PROFILER.
23902 2007-04-03 Jakub Jelinek <jakub@redhat.com>
23904 PR middle-end/30704
23905 * fold-const.c (native_encode_real): Encode real.c provided longs
23906 as a series of 32-bit native integers.
23907 (native_interpret_real): Interpret buffer as a series of 32-bit
23910 2007-04-03 Richard Guenther <rguenther@suse.de>
23912 * genpreds.c (write_insn_constraint_len): Write function
23913 optimized for CONSTRAINT_LEN implementation.
23914 (write_tm_preds_h): Output insn_constraint_len inline and
23915 use it for CONSTRAINT_LEN.
23916 (write_insn_preds_c): Don't output insn_constraint_len.
23917 * doc/md.texi (define_register_constraint): Document multi-letter
23918 constraints shall have the same length if they start with the same
23921 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
23924 * config/i386/i386.md (isinf<mode>2): Expand only when
23925 TARGET_C99_FUNCTIONS is set.
23927 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
23929 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtpc to tm-file.
23930 (x86_64-*-linux*): Ditto.
23931 * config/i386/i386.opt (mpc): New option.
23932 * config/i386/i386.c (overrride_options): Handle
23933 ix87_precision_string.
23934 * config/i386/crtprec.c: New file.
23935 * config/i386/t-crtpc: Ditto.
23936 * config/i386/linux.h (ENDFILE_SPEC): Add handling of -mpc32, -mpc64
23937 and -mpc80 options.
23938 * config/i386/linux64.h (ENDFILE_SPEC): Ditto.
23939 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
23940 crtprec32.o, crtprec64.o and crtprec80.o.
23942 * doc/invoke.texi (Machine Dependent Options): Add -mpc32, -mpc64
23943 and -mpc80 options.
23944 (i386 and x86-64 Options): Document -mpc32, -mpc64 and -mpc80 options.
23946 2007-04-02 Eric Christopher <echristo@apple.com>
23948 * doc/invoke.texi (i386 and x86-64 Options): Document -m64
23949 limitations on darwin.
23951 2007-04-02 Anatoly Sokolov <aesok@post.ru>
23954 * config/avr/avr.c (avr_rtx_costs): Add missing 'break' statements.
23956 2007-04-02 Dave Korn <dave.korn@artimi.com>
23958 * doc/tm.texi (FUNCTION_MODE): Update and extend documentation.
23960 2007-04-02 Dave Korn <dave.korn@artimi.com>
23962 * libgcc2.h (exception_descriptor): Don't forward-declare.
23963 (__get_eh_table_language, __get_eh_table_version): Delete
23964 prototypes of long-dead functions.
23966 2007-04-01 Daniel Berlin <dberlin@dberlin.org>
23968 * ebitmap.h: New file
23969 * ebitmap.c: New file
23970 * Makefile.in (ebitmap.o): New target.
23972 2007-04-01 Jan Hubicka <jh@suse.cz>
23974 * emit-rtl.c (emit_insn_before_setloc): Do not ICE when asked to emit
23975 before very first instruction.
23977 2007-04-01 Jan Hubicka <jh@suse.cz>
23979 * ggc-page.c (ggc_print_statistics): Fix formatting string to avoid
23980 waring on 64bit hosts.
23981 * bitmap.h: Fix typo in bitmap_head_def.
23983 2007-04-01 Steven Bosscher <steven@gcc.gnu.org>
23985 PR rtl-optimization/31391
23986 * cfgcleanup.c (try_optimize_cfg): If a removed label is turned
23987 into a DELETED_LABEL note, and the label is in an empty basic
23988 block, update BB_END as well as BB_HEAD.
23990 2007-04-01 Richard Henderson <rth@redhat.com>
23992 PR tree-optimization/31169
23993 * tree-vrp.c (extract_range_from_binary_expr) <RSHIFT_EXPR>: Drop
23994 to varying if the range is outside [0, prec-1].
23996 2007-04-01 Richard Sandiford <richard@codesourcery.com>
23999 * config/mips/mips.md (load_const_gp): New insn.
24000 * config/mips/mips.c (mips_split_symbol): Avoid using or creating
24001 the MIPS16 GP pseudo register if no_new_pseudos.
24002 (mips16_gp_pseudo_reg): Use gen_load_const_gp.
24004 2007-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
24007 * config/rs6000/rs6000.md (call): Convert to LR hard reg for
24009 (call_value): Likewise.
24011 2007-03-31 Wolfgang Bangerth <bangerth@dealii.org>
24012 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24015 * doc/invoke.texi: (optimization options): Reword description
24016 of -ffast-math. Document its primary purpose.
24018 2007-03-31 Richard Guenther <rguenther@suse.de>
24020 * omp-low.c (splay-tree.h): Include.
24021 (lookup_decl): Replace splay-tree usage by pointer-map.
24022 (maybe_lookup_decl): Likewise.
24023 (new_omp_context): Likewise.
24024 (delete_omp_context): Likewise.
24025 * gimplify.c (splay-tree.h): Include.
24026 * tree-inline.c (insert_decl_map): Replace splay-tree usage by
24028 (remap_ssa_name): Likewise.
24029 (remap_decl): Likewise.
24030 (remap_type_1): Likewise.
24031 (remap_type): Likewise.
24032 (copy_body_r): Likewise.
24033 (expand_call_inline): Likewise.
24034 (clone_body): Likewise.
24035 (copy_tree_r): Likewise.
24036 (remap_save_expr): Likewise.
24037 (unsave_r): Likewise.
24038 (unsave_expr_now): Likewise.
24039 (tree_function_versioning): Likewise.
24040 (build_duplicate_type): Likewise.
24041 * tree-inline.h (pointer-set.h): Include instead of splay-tree.h.
24042 (struct copy_body_data): Replace splay-tree by pointer-map.
24043 * Makefile.in (TREE_INLINE_H): Depend on pointer-map.h,
24044 not $(SPLAY_TREE_H).
24045 (gimplify.o): Depend on $(SPLAY_TREE_H).
24046 (omp-low.p): Likewise.
24048 2007-03-31 Anatoly Sokolov <aesok@post.ru>
24050 * config/avr/predicates.md (even_register_operand,
24051 odd_register_operand): New predicates.
24052 * config/avr/avr.md (movw peephole2): New.
24053 (movw_r peephole2): New.
24055 2007-03-30 Rafael Avila de Espindola <espindola@google.com>
24057 * tree.h (get_signed_or_unsigned_type): New.
24058 * fold-const.c (operand_equal_for_comparison_p): Use
24059 get_signed_or_unsigned_type instead of
24060 lang_hooks.types.signed_or_unsigned_type.
24061 * expr.c (store_expr): Ditto.
24062 * langhooks.c (get_signed_or_unsigned_type): New.
24063 (lhd_signed_or_unsigned_type): New.
24064 * langhooks.h (lhd_signed_or_unsigned_type): New.
24065 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Define.
24067 2007-03-30 Richard Henderson <rth@redhat.com>
24069 * tree-ssa-loop-ivopts.c: Include target.h.
24070 (produce_memory_decl_rtl): Pass the rtx through encode_section_info.
24071 (get_address_cost): Force SYMBOL_FLAG_LOCAL set.
24072 (force_expr_to_var_cost): Use produce_memory_decl_rtl.
24073 * Makefile.in (tree-ssa-loop-ivopts.o): Depend on TARGET_H.
24075 2007-03-30 Richard Henderson <rth@redhat.com>
24076 Kai Tietz <kai.tietz@onevision.com>
24078 * config/i386/cygming.h (DWARF2_DEBUGGING_INFO): Enable by
24079 default for 64-bit.
24080 (PREFERRED_DEBUGGING_TYPE): Prefer dwarf2 for 64-bit.
24081 (TARGET_64BIT_MS_ABI): New.
24082 (DBX_REGISTER_NUMBER): Handle 64-bit.
24083 (SIZE_TYPE, PTRDIFF_TYPE): Use long long for 64-bit.
24084 (LONG_TYPE_SIZE): Force to 32.
24085 (REG_PARM_STACK_SPACE): New.
24086 (OUTGOING_REG_PARM_STACK_SPACE): New.
24087 (REGPARM_MAX, SSE_REGPARM_MAX): New.
24088 (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
24089 (STACK_BOUNDARY): Use 128 for 64-bit.
24090 * config/i386/cygwin.asm: Use push/ret to preserve call stack.
24091 Add 64-bit implementation.
24092 * config/i386/gthr-win32.c (__gthr_win32_key_create): Mark dtor
24094 * config/i386/i386.c (x86_64_ms_abi_int_parameter_registers): New.
24095 (override_options): Set ix86_cmodel for TARGET_64BIT_MS_ABI.
24096 Warn for -mregparm, -mrtd in 64-bit mode; force ix86_regparm
24097 for 64-bit; use TARGET_SUBTARGET64_DEFAULT.
24098 (ix86_handle_cconv_attribute): Don't warn when ignoring if
24099 TARGET_64BIT_MS_ABI.
24100 (ix86_function_arg_regno_p): Handle TARGET_64BIT_MS_ABI.
24101 (ix86_pass_by_reference): Likewise.
24102 (ix86_function_value_regno_p): Likewise.
24103 (ix86_build_builtin_va_list): Likewise.
24104 (ix86_va_start, ix86_gimplify_va_arg): Likewise.
24105 (function_arg_advance_ms_64): New.
24106 (function_arg_advance): Call it.
24107 (function_arg_ms_64): New.
24108 (function_arg): Call it.
24109 (function_value_ms_64): New.
24110 (ix86_function_value_1): Call it.
24111 (return_in_memory_ms_64): New.
24112 (ix86_return_in_memory): Call it.
24113 (setup_incoming_varargs_ms_64): New.
24114 (ix86_setup_incoming_varargs): Call it.
24115 (ix86_expand_prologue): Handle 64-bit stack probing.
24116 (legitimize_pic_address): Handle TARGET_64BIT_MS_ABI.
24117 (output_pic_addr_const): Likewise.
24118 (x86_this_parameter): Likewise.
24119 (x86_output_mi_thunk): Likewise.
24120 (x86_function_profiler): Likewise.
24121 (TARGET_STRICT_ARGUMENT_NAMING): New.
24122 * config/i386/i386.h (TARGET_SUBTARGET64_DEFAULT): New.
24123 (TARGET_64BIT_MS_ABI): New.
24124 (CONDITIONAL_REGISTER_USAGE): Handle TARGET_64BIT_MS_ABI.
24125 * config/i386/i386.md (allocate_stack_worker): Remove.
24126 (allocate_stack_worker_32): Rename from allocate_stack_worker_1;
24127 describe the clobber of eax without a match_scratch.
24128 (allocate_stack_worker_postreload): Remove.
24129 (allocate_stack_worker_64): Rename from allocate_stack_worker_rex64;
24130 describe the clobbers of rax, r10, r11 properly; use __chkstk symbol.
24131 (allocate_stack_worker_rex64_postreload): Remove.
24132 (allocate_stack): Handle 64-bit.
24133 * config/i386/i386elf (TARGET_SUBTARGET_DEFAULT): Remove.
24134 * config/i386/mingw32.h (TARGET_VERSION): Set correctly for 64-bit.
24135 (EXTRA_OS_CPP_BUILTINS): Handle 64-bit.
24136 (STANDARD_INCLUDE_DIR): Handle TARGET_64BIT_DEFAULT.
24137 (STANDARD_STARTFILE_PREFIX_1): Likewise.
24138 * config/i386/unix.h (TARGET_SUBTARGET64_DEFAULT): New.
24139 * config.build (x86_64-*-mingw*): New host.
24140 * config.host (x86_64-*-mingw*): New host.
24141 * config.gcc (x86_64-*-mingw*): New target.
24142 * gthr-win32.h (__gthread_key_create): Mark dtor unused.
24144 2007-03-30 Richard Henderson <rth@redhat.com>
24145 Kai Tietz <kai.tietz@onevision.com>
24147 * c-pragma.c (struct def_pragma_macro_value): New.
24148 (struct def_pragma_macro): New.
24149 (pushed_macro_table): New.
24150 (dpm_hash, dpm_eq): New.
24151 (handle_pragma_push_macro, handle_pragma_pop_macro): New.
24152 (init_pragma): Install them.
24153 * doc/tm.texi (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
24155 2007-03-30 Anatoly Sokolov <aesok@post.ru>
24157 * config/avr/avr.c (avr_override_options): Clear
24158 'flag_delete_null_pointer_checks'.
24160 2007-03-30 Paolo Carlini <pcarlini@suse.de>
24163 * c-common.h (enum rid): Add RID_HAS_NOTHROW_ASSIGN,
24164 RID_HAS_NOTHROW_CONSTRUCTOR, RID_HAS_NOTHROW_COPY,
24165 RID_HAS_TRIVIAL_ASSIGN, RID_HAS_TRIVIAL_CONSTRUCTOR,
24166 RID_HAS_TRIVIAL_COPY, RID_HAS_TRIVIAL_DESTRUCTOR,
24167 RID_HAS_VIRTUAL_DESTRUCTOR, RID_IS_ABSTRACT, RID_IS_BASE_OF,
24168 RID_IS_CONVERTIBLE_TO, RID_IS_CLASS, RID_IS_EMPTY, RID_IS_ENUM,
24169 RID_IS_POD, RID_IS_POLYMORPHIC, RID_IS_UNION, as
24171 * doc/extend.texi (Extensions to the C++ Language): Add Type Traits.
24173 2007-03-30 Steven Bosscher <steven@gcc.gnu.org>
24175 * regmove.c: Move all of pass_stack_adjustments from here...
24176 * combine-stack-adj.c: ...to this new file.
24177 * Makefile.in: Add rules for combine-stack-adj.o.
24179 2007-03-30 Zdenek Dvorak <dvorakz@suse.cz>
24181 PR tree-optimization/31383
24182 * tree-data-ref.c (affine_function_equal_p): Do not require the
24183 vectors to have the same length.
24185 2007-03-30 Jan Hubicka <jh@suse.cz>
24187 PR middle-end/30700
24188 * dwarf2out.c (reference_to_unused): Ask cgraph for functions
24189 availablility; add more sanity checking; ask varpool only about
24192 2007-03-29 Richard Henderson <rth@redhat.com>
24194 * unwind-generic.h (_sleb128_t, _uleb128_t): Don't use HAVE_LONG_LONG
24195 to decide, but __SIZEOF_LONG_LONG__.
24197 2007-03-29 Richard Henderson <rth@redhat.com>
24199 * emutls.c (struct __emutls_array): New.
24200 (emutls_destroy): Use it instead of casting element 0 from void*.
24201 (__emutls_get_address): Likewise.
24203 2007-03-29 Richard Henderson <rth@redhat.com>
24205 * varasm.c (initializer_constant_valid_p): Don't deny
24206 DECL_DLLIMPORT_P on functions.
24208 * config/i386/cygming.h: Remove function declarations.
24209 (SUBTARGET_ENCODE_SECTION_INFO): Don't undef first.
24210 (ASM_OUTPUT_LABELREF): Remove.
24211 (COMMON_ASM_OP): Remove.
24212 (ASM_OUTPUT_COMMON): Remove.
24213 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New.
24214 (ASM_DECLARE_OBJECT_NAME): Use i386_pe_maybe_record_exported_symbol.
24215 (ASM_DECLARE_FUNCTION_NAME): Likewise.
24216 * config/i386/i386-interix.h (SUBTARGET_ENCODE_SECTION_INFO):
24217 Rename from TARGET_ENCODE_SECTION_INFO.
24218 * config/i386/netware.h: Likewise.
24219 * config/i386/i386-protos.h: Update.
24220 * config/i386/i386.c (ix86_function_ok_for_sibcall): Turn ifdef
24221 of TARGET_DLLIMPORT_DECL_ATTRIBUTES into straight if.
24222 (legitimate_constant_p): Reject dllimports.
24223 (dllimport_map, get_dllimport_decl): New.
24224 (legitimize_dllimport_symbol): New.
24225 (legitimize_address, ix86_expand_move): Use it.
24226 (TARGET_BINDS_LOCAL_P): Redefine for TARGET_DLLIMPORT_DECL_ATTRIBUTES.
24227 * config/i386/i386.h (DLL_IMPORT_EXPORT_PREFIX): Remove.
24228 (SYMBOL_FLAG_DLLIMPORT, SYMBOL_REF_DLLIMPORT_P): New.
24229 (SYMBOL_FLAG_DLLEXPORT, SYMBOL_REF_DLLEXPORT_P): New.
24230 * config/i386/predicates.md (constant_call_address_operand): Only
24231 accept symbols; reject dllimport_p symbols.
24232 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Use
24233 i386_pe_maybe_record_exported_symbol.
24234 * config/i386/winnt.c (DLL_IMPORT_PREFIX, DLL_EXPORT_PREFIX): Remove.
24235 (i386_pe_determine_dllexport_p): Rename from i386_pe_dllexport_p.
24236 (i386_pe_determine_dllimport_p): Rename from i386_pe_dllimport_p;
24237 trust the setting of DECL_DLLIMPORT_P.
24238 (i386_pe_dllexport_name_p, i386_pe_dllimport_name_p): Remove.
24239 (i386_pe_mark_dllexport, i386_pe_mark_dllimport): Remove.
24240 (gen_stdcall_or_fastcall_suffix): Return NULL if no change required;
24241 tidy the argument scanning loop.
24242 (i386_pe_encode_section_info): Set SYMBOL_FLAG_DLLIMPORT and
24243 SYMBOL_FLAG_DLLEXPORT in SYMBOL_REF_FLAGS.
24244 (i386_pe_strip_name_encoding): Remove.
24245 (i386_pe_binds_local_p): New.
24246 (i386_pe_strip_name_encoding_full): Use default_strip_name_encoding.
24247 (i386_pe_output_labelref): Remove.
24248 (i386_pe_asm_output_aligned_decl_common): New.
24249 (i386_pe_maybe_record_exported_symbol): Rename from
24250 i386_pe_record_exported_symbol; check for dllexported symbols.
24252 2007-03-29 Zack Weinberg <zack@mrtock.ucsd.edu>
24254 * gengtype.c (oprintf): Mostly revert changes from 2007-03-26;
24255 add comment explaining why vsnprintf cannot be used.
24257 2007-03-29 Douglas Gregor <doug.gregor@gmail.com>
24259 PR tree-optimization/30666
24260 * tree.c (build_complex_type): When creating type names for DWARF2
24261 debug info, create TYPE_DECLs for TYPE_NAME instead of
24263 (build_common_tree_nodes_2): Use build_complex_type when building
24264 predefined complex types, to preserve canonical types.
24266 2007-03-29 Steven Bosscher <steven@gcc.gnu.org>
24268 * ifcvt.c (struct noce_if_info): Add then_else_reversed field.
24269 (noce_get_alt_condition): Look at it to determine whether to
24270 reverse the condition or not.
24271 (noce_get_condition): Substitute the truth for lies.
24272 (noce_find_if_block): Set the then_else_reversed field.
24274 2007-03-29 Lars Poeschel <larsi@wh2.tu-dresden.de>
24276 * config/fr30/fr30.md (movdi): Do not accept immediates as the
24277 destination of this insn.
24278 * config/fr30/fr30.c (fr30_move_double): Use emit_move_insn rather
24279 than calling gen_rtx_SET directly. Use r0 to hold the value of
24280 'address + 4' rather than a stack based temporary which can be
24281 mis-optimized away.
24283 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
24285 * config/s390/s390.c (s390_secondary_input_reload_class,
24286 s390_secondary_output_reload_class): Functions removed.
24287 (s390_secondary_reload): New function.
24288 (TARGET_SECONDARY_RELOAD): Target macro defined.
24289 * config/s390/s390.h (SECONDARY_INPUT_RELOAD_CLASS,
24290 SECONDARY_OUTPUT_RELOAD_CLASS): Macro definitions removed.
24291 * config/s390/s390.md ("reload_outti", "reload_outdi",
24292 "reload_indi", "reload_insi", "reload_out<mode>", "reload_in<mode>",
24293 "reload_out<mode>"): Expanders removed.
24294 ("reload<mode>_plus", "reload<mode>_nonoffmem_in",
24295 "reload<mode>_nonoffmem_out"): Expanders added.
24297 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
24299 * regmove.c (optimize_reg_copy_1): Don't perform DEST->SRC repair
24300 action if SRC->DEST replacement failed anyway.
24302 2007-03-28 Mike Stump <mrs@apple.com>
24304 * config/darwin9.h (ASM_OUTPUT_ALIGNED_COMMON): Add.
24305 * config/darwin.h (MAX_OFILE_ALIGNMENT): Fix.
24306 * config/rs6000/darwin.h (ASM_OUTPUT_ALIGNED_COMMON): Removed #undef.
24308 2007-03-28 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
24310 * config.gcc: Accept barcelona as a variant of amdfam10.
24311 * config/i386/i386.c (override_options): Likewise.
24312 * doc/invoke.texi: Likewise.
24314 2007-03-28 Eric Botcazou <ebotcazou@adacore.com>
24316 * tree-dfa.c (get_ref_base_and_extent): Do not expect positive
24317 offsets for BIT_FIELD_REF and COMPONENT_REF.
24319 2007-03-28 Richard Guenther <rguenther@suse.de>
24321 * tree.c (is_global_var): Move ...
24322 * tree-flow-inline.h (is_global_var): ... here.
24323 * tree.h (is_global_var): Remove declaration.
24325 2007-03-28 Uros Bizjak <ubizjak@gmail.com>
24327 * config/i386/i386.h (X86_TUNE_PROMOTE_HIMODE_IMUL): New tuning
24329 (TARGET_TUNE_PROMOTE_HIMODE_IMUL): New define. Use new tuning option.
24330 * config/i386/i386.c (ix86_tune_features): Initialize new
24332 * config/i386/predicates.md (promotable_binary_operator): Use
24333 TARGET_TUNE_PROMOTE_HIMODE_IMUL.
24335 2007-03-28 Grigory Zagorodnev <grigory_zagorodnev@linux.intel.com>
24338 * config/i386/sse.md (uminv16qi3): Use UMIN instead of UMAX.
24340 2007-03-28 Lars Poeschel <larsi@wh2.tu-dresden.de>
24342 * config/fr30/fr30.md (movsi_internal): Change destination
24343 constraint from m to V and add m to the end.
24345 2007-03-28 Christian Bruel <christian.bruel@st.com>
24347 * config/sh/sh.md (movsi_i): Fix type attribute.
24349 2007-03-28 Christian Bruel <christian.bruel@st.com>
24351 * config/sh/sh.md (movsi_ie): Fix memory constraints attribute length.
24352 (movsf_ie): Likewise.
24354 2007-03-28 Christian Bruel <christian.bruel@st.com>
24356 * config.gcc: Add sh4-300 to multilib.
24357 * config/sh/t-mlib-sh4-300: New file.
24359 2007-03-28 Andreas Krebbel <krebbel1@de.ibm.com>
24361 * config/s390/s390.md ("fix_trunc<mode>di2"): New expander.
24362 ("fix_trunc<DFP:mode>di2_dfp"): New insn definition renamed from
24363 fix_trunc<mode>di2.
24364 ("fixuns_truncdddi2", "fixuns_trunctddi2"): Use
24365 fix_trunc<DFP:mode>di2_dfp instead of fix_trunc<mode>di2.
24366 ("fix_truncdfsi2", "fix_truncsfsi2", "fixuns_truncdddi2",
24367 "fixuns_trunctddi2"): Whitespace fix.
24369 2007-03-28 Kaz Kojima <kkojima@gcc.gnu.org>
24371 * config/sh/sh.h (CALL_COOKIE_RET_TRAMP_SHIFT): Move after
24372 the definition of struct sh_args.
24373 (CALL_COOKIE_RET_TRAMP, CALL_COOKIE_STACKSEQ_SHIFT,
24374 CALL_COOKIE_INT_REG_GET): Likewise.
24376 2007-03-28 Steven Bosscher <steven@gcc.gnu.org>
24378 * ifcvt.c (cond_exec_find_if_block): Return FALSE if no
24379 transformations are applied successfully.
24381 2007-03-27 Douglas Gregor <doug.gregor@gmail.com>
24383 * tree.c (tree_contains_struct): Permit 512 tree codes.
24384 * tree.h (tree_contains_struct): Ditto.
24385 (MAX_TREE_CODES): Ditto.
24386 (struct tree_base): Make CODE 16 bits, instead of 8 bits. Add
24387 SPARE member to store remaining padding bits.
24389 2007-03-27 Anatoly Sokolov <aesok@post.ru>
24391 * config/avr/avr.c (avr_mcu_types): Move at90usb82 device to 'avr4'
24394 2007-03-27 Janis Johnson <janis187@us.ibm.com>
24396 * configure.ac: Fix assembler test for powerpc*-linux decimal float.
24397 * configure: Regenerate.
24399 * configure: Regenerate using the correct version of autoconf.
24401 2007-03-27 Anatoly Sokolov <aesok@post.ru>
24403 * config/avr/avr.c (avr_hard_regno_mode_ok): Disallow QImode in stack
24405 * config/avr/avr.h (REGISTER_NAMES): Rename "__SPL__" and "__SPH__"
24406 regs to "__SP_L__" and "__SP_H__".
24408 2007-03-27 Richard Guenther <rguenther@suse.de>
24410 * tree-dfa.c (get_ref_base_and_extent): Replace bit_offset and
24411 computations with it with a HOST_WIDE_INT variable.
24413 2007-03-26 Mike Stump <mrs@apple.com>
24415 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Add
24416 objective-c-header, objective-c++-header and objc++-cpp-output
24418 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
24420 2007-03-26 Richard Henderson <rth@redhat.com>
24423 * config/i386/i386.c (IX86_BUILTIN_PSLLDQ128, IX86_BUILTIN_PSLLW128,
24424 IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128, IX86_BUILTIN_PSRAW128,
24425 IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128, IX86_BUILTIN_PSRLD128,
24426 IX86_BUILTIN_PSRLQ128): New.
24427 (ix86_init_mmx_sse_builtins): Add them.
24428 (ix86_expand_builtin): Expand them.
24429 * config/i386/sse.md (ashr<mode>3, lshr<mode>3, ashl<mode>3): Make
24430 operand 2 be TImode.
24431 * config/i386/emmintrin.h (_mm_slli_epi64, _mm_srai_epi16,
24432 _mm_srai_epi32, _mm_srli_epi16, _mm_srli_epi32,
24433 _mm_srli_epi64): Mark __B const.
24434 (_mm_srli_si128, _mm_srli_si128): Fix disabled inline versions.
24435 (_mm_sll_epi16, _mm_sll_epi32, _mm_sll_epi64, _mm_sra_epi16,
24436 _mm_sra_epi32, _mm_srl_epi16, _mm_srl_epi32, _mm_srl_epi64): Use
24437 new two-vector shift builtins.
24439 2007-03-26 Ian Lance Taylor <iant@google.com>
24441 PR tree-optimization/31345
24442 * tree-vrp.c (extract_range_from_binary_expr): Turn ranges like
24443 [+INF, +INF(OVF)] into VARYING.
24445 2007-03-26 Zack Weinberg <zackw@panix.com>
24447 * gengtype-parse.c: New file.
24448 * gengtype-yacc.y: Delete.
24449 * gengtype-lex.l: Don't include gengtype-yacc.h.
24450 Define YY_DECL and yyterminate appropriately for recursive
24451 descent parser. yylval is now a string out-parameter to yylex.
24452 (HWS, EOID): New shorthand.
24453 (IWORD): Add a couple more types.
24454 (yylex): Add a setup stanza. Remove the complex rules for
24455 detecting GTY'ed types and typedefs; replace with simple
24456 keyword detectors. Adjust everything for the changed
24457 definition of yylval. Ignore all pp-directives, not just #define.
24459 (parse_file): Rename yybegin; do not call yyparse.
24461 * gengtype.c (xasprintf): Export again.
24462 (this_file): New. Use everywhere __FILE__ was being used.
24463 (get_lang_bitmap): Special case types defined in gengtype.c.
24464 (do_typedef, new_structure): Suppress definition of certain types.
24465 (new_structure): Improve diagnostics of duplicate definitions.
24466 Make sure location_s is associated with input.h.
24467 (nreverse_pairs, define_location_structures): New functions.
24468 (main): Improve tagging of kludge types. Remove old kludges
24469 for input.h types; use define_location_structures.
24470 * gengtype.h: Update prototypes. Define token codes here.
24471 * Makefile.in: Remove all references to gengtype-yacc.
24472 Add rules for gengtype-parse.o. Adjust rules for gengtype-lex.o
24474 * bitmap.h (struct bitmap_head_def): Coalesce definitions,
24475 add GTY((skip)) to the field that's only conditionally there.
24476 * doc/install.texi: Document that Bison is no longer required
24477 unless building treelang.
24479 * gengtype.c: Don't include gtyp-gen.h.
24480 (srcdir): Declare here.
24481 (base_files, lang_dir_names): Allocate dynamically.
24482 (gt_files, num_gt_files, num_lang_dirs): New globals.
24483 (measure_input_list, read_input_line, read_input_list)
24484 (set_lang_bitmap): New functions.
24485 (get_base_file_bitmap): Rename get_lang_bitmap and drastically
24486 simplify, relying on read_input_list to set up the bitmaps.
24487 (main): Arguments are no longer unused. Check for correct number
24488 of command line arguments, set srcdir and srcdir_len, then call
24489 read_input_list, before doing anything else. No need to worry
24490 about duplicates in main loop.
24491 * configure.ac: Simplify the calculation of all_gtfiles.
24492 Put language tags in there. Don't set or substitute
24493 all_gtfiles_files_langs or all_gtfiles_files_frags.
24494 * Makefile.in: Revamp the way gengtype is invoked, now that it
24495 takes a file on its command line with a much simpler format.
24496 Remove or replace with gtyp-input.list all references to gtyp-gen.h.
24497 (GTFILES): Remove duplicates and C source files.
24498 * c-config-lang.in, cp/config-lang.in, objc/config-lang.in
24499 * objcp/config-lang.in: Add c-pragma.h to gtfiles.
24500 * configure: Regenerate.
24502 * gengtype.h: Remove all type definitions to gengtype.c; leave
24503 only definitions of options_p, type_p, and pair_p as opaque
24504 pointers. Update prototypes.
24505 * gengtype.c: Many type definitions moved here from gengtype.h.
24506 Consolidate type definitions at the top of the file.
24507 (xvasprintf): Delete.
24508 (xasprintf): Make static.
24509 (create_nested_pointer_option): Add 'next' parameter.
24510 (create_field_all, create_field_at): New functions.
24511 (create_field): Now a thin wrapper around create_field_all.
24512 (create_optional_field): Rename create_optional_field_ and add
24513 line argument. Original name is now a macro which supplies
24515 (oprintf): Use vsnprintf directly.
24516 (close_output_files): Use fatal rather than perror/exit.
24517 (note_def_vec, note_def_vec_alloc): Use create_field_at.
24518 (main): Set progname. Don't use exit.
24519 * gengtype-yacc.y (struct_fields): Use create_field_at.
24520 (option, optionseqopt): Delete.
24521 (optionseq): Consolidate productions from option here so we
24522 can use the first argument to create_option.
24524 * gengtype-lex.l: Distinguish unions from structures in the
24525 token type. Don't call find_structure; return the tag as a string.
24526 * gengtype-yacc.y: Add new token types ENT_TYPEDEF_UNION and
24527 ENT_UNION. Type of these, ENT_TYPEDEF_STRUCT, and ENT_STRUCT is
24528 string. Reorganize typedef_struct production accordingly.
24529 Use create_nested_ptr_option.
24530 * gengtype.c (create_nested_ptr_option): New function.
24531 * gengtype.h: Declare it.
24533 * gengtype.h (struct type): Replace 'sc' with boolean, scalar_is_char.
24534 (string_type): Don't declare.
24535 (do_scalar_typedef): Declare.
24536 (create_scalar_type): Update prototype.
24537 * gengtype.c (string_type): Make static.
24538 (scalar_nonchar, scalar_char): New.
24539 (do_scalar_typedef): Export. Always use scalar_nonchar for the type.
24540 (resolve_typedef): Use scalar_nonchar for error recovery.
24541 (create_scalar_type): Remove name_len field. Return scalar_char
24542 or scalar_nonchar as appropriate.
24543 (adjust_field_type): Look at scalar_is_char boolean to decide whether
24544 to use string_type.
24545 (throughout): Use scalar_nonchar instead of calling
24546 create_scalar_type, whenever possible.
24547 (main): Initialize scalar_char and scalar_nonchar before calling
24549 * gengtype-lex.l: Adjust for removal of second argument to
24550 create_scalar_type. Use yylval.s instead of yylval.t when
24552 * gengtype-yacc.y: Type of SCALAR is string. Call
24553 create_scalar_type from type:SCALAR rule. Adjust for removal of
24554 second argument to create_scalar_type.
24556 * vec.h: Remove all #if IN_GENGTYPE blocks.
24557 Add comment saying that changes may require adjustments to gengtype.
24558 * gengtype.c: Don't include coretypes.h or tm.h.
24559 Add comment to inclusion of errors.h.
24560 (note_def_vec, note_def_vec_alloc): New functions.
24561 * gengtype.h: Declare new functions.
24562 * gengtype-lex.l: Don't include coretypes.h.
24563 (YY_INPUT, macro_input, push_macro_expansion, mangle_macro_name):
24565 (update_lineno): Remove unnecessary prototype.
24566 (DEF_VEC_* rules): Simplify using note_def_vec / note_def_vec_alloc.
24567 (VEC rule): Just return VEC_TOKEN.
24568 * gengtype-yacc.y (VEC_TOKEN): New token type.
24569 (type): Add a production for VEC(a,b).
24570 * Makefile.in: Update dependencies.
24572 * gengtype-lex.l: Remove rules for parsing pointer-to-function
24573 typedefs that use the old PARAMS macro.
24575 * gengtype-lex.l: Remove all rules and states relating to yacc
24577 * gengtype-yacc.y: Similarly.
24578 * gengtype.c (note_yacc_type): Delete function.
24579 * gengtype.h: Update prototypes.
24581 2007-03-26 Joseph Myers <joseph@codesourcery.com>
24583 * tree-pretty-print.c (dump_generic_node): Report precision of
24584 unnamed integer types.
24586 2007-03-26 Steven Bosscher <steven@gcc.gnu.org>
24588 * ifcvt.c (noce_try_store_flag_constants): Don't check
24589 no_new_pseudos here.
24590 (noce_try_store_flag_constants): Don't check no_new_pseudos.
24591 (noce_try_addcc, noce_try_store_flag_mask, noce_try_cmove_arith,
24592 noce_try_cmove_arith, noce_try_minmax, noce_try_abs,
24593 noce_try_sign_mask): Likewise.
24594 (if_convert): Check no_new_pseudos here.
24596 (cond_exec_process_if_block, noce_process_if_block, find_if_block):
24598 (struct noce_if_info): Add then_bb, else_bb, join_bb members.
24599 (noce_get_condition): Handle new then_else_reversed argument.
24600 (noce_init_if_info): Remove, fold into noce_find_if_block.
24601 (noce_process_if_block): Take a struct noce_if_info as the
24602 argument. Don't set up one based on ce_if_info. Update pointer
24603 references accordingly.
24604 (cond_move_process_if_block): Likewise.
24605 (process_if_block): Removed.
24606 (find_if_block): Removed. Move functionality two new functions,
24607 noce_find_if_block and cond_exec_find_if_block.
24608 (noce_find_if_block): New function. Be aware of IF-THEN-JOIN
24609 blocks and the symmetric IF-ELSE-JOIN case.
24610 (cond_exec_find_if_block): Also new function mostly based on old
24611 find_if_block and process_if_block.
24612 (find_if_header): Replace find_if_block call with separately
24613 guarded calls to noce_find_if_block and cond_exec_find_if_block.
24614 (find_cond_trap): Update noce_get_condition call.
24615 (dead_or_predicable): Likewise.
24617 2007-03-26 Jakub Jelinek <jakub@redhat.com>
24619 * config/i386/i386.c (IX86_BUILTIN_CMPNEPD, IX86_BUILTIN_CMPNESD):
24621 (IX86_BUILTIN_PSLLW128, IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128,
24622 IX86_BUILTIN_PSRAW128, IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128,
24623 IX86_BUILTIN_PSRLD128, IX86_BUILTIN_PSRLQ128): Remove.
24624 (ix86_init_mmx_sse_builtins): Remove v8hi_ftype_v8hi_v2di and
24625 v4si_ftype_v4si_v2di. Remove __builtin_ia32_psllw128,
24626 __builtin_ia32_pslld128, __builtin_ia32_psllq128,
24627 __builtin_ia32_psrlw128, __builtin_ia32_psrld128,
24628 __builtin_ia32_psrlq128, __builtin_ia32_psraw128 and
24629 __builtin_ia32_psrad128 builtins.
24631 2007-03-26 Uros Bizjak <ubizjak@gmail.com>
24633 * reg-stack.c (replace_reg): Use IN_RANGE macro in gcc_assert().
24634 * config/i386/constraints.md
24635 (define_constraint "I"): Use IN_RANGE macro.
24636 (define_constraint "J"): Ditto.
24637 (define_constraint "K"): Ditto.
24638 (define_constraint "M"): Ditto.
24639 (define_constraint "N"): Ditto.
24640 (define_constraint "O"): Ditto.
24641 * config/i386/predicates.md
24642 (define_predicate "register_no_elim_operand"): Use IN_RANGE macro.
24643 (define_predicate "const_0_to_3_operand"): Ditto.
24644 (define_predicate "const_0_to_7_operand"): Ditto.
24645 (define_predicate "const_0_to_15_operand"): Ditto.
24646 (define_predicate "const_0_to_63_operand"): Ditto.
24647 (define_predicate "const_0_to_255_operand"): Ditto.
24648 (define_predicate "const_1_to_31_operand"): Ditto.
24649 (define_predicate "const_2_to_3_operand"): Ditto.
24650 (define_predicate "const_4_to_7_operand"): Ditto.
24652 2007-03-25 David Edelsohn <edelsohn@gnu.org>
24654 * config/rs6000/rs6000.c (rs6000_emit_prologue): Always clobber LR
24655 in SImode for save_world.
24656 * config/rs6000/altivec.md (save_world, restore_world): Convert to
24659 2007-03-25 Dorit Nuzman <dorit@il.ibm.com>
24661 PR tree-optimization/30784
24662 * fold-const.c (fold_ternary): Handle CONSTRUCTOR in case
24665 2007-03-25 Revital Eres <eres@il.ibm.com>
24667 * tree-if-conv.c (if_convertible_gimple_modify_stmt_p):
24668 Fold movement_possibility function into it.
24670 2007-03-25 David Edelsohn <edelsohn@gnu.org>
24672 * config/rs6000/darwin.md (load_macho_picbase): Ignore operand 0.
24673 (load_macho_picbase_{si,di}): Convert to LR hard reg.
24674 (call_indirect_nonlocal_darwin64): Same.
24675 (call_nonlocal_darwin64): Same.
24676 (call_value_indirect_nonlocal_darwin64): Same.
24677 (call_value_nonlocal_darwin64): Same.
24678 (sibcall_nonlocal_darwin64): Same.
24679 (sibcall_value_nonlocal_darwin64): Same.
24680 (sibcall_symbolic_64): Same.
24681 (sibcall_value_symbolic_64): Same.
24682 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Remove
24684 (rs6000_emit_load_toc_table): Same.
24685 * config/rs6000/altivec.md (restore_world): Convert to LR hard reg.
24686 * config/rs6000/rs6000.md (mulh_call): Convert to LR hard reg.
24688 (divss_call): Same.
24689 (divus_call): Same.
24690 (quoss_call): Same.
24691 (quous_call): Same.
24692 (load_toc_v4_pic_si): Same
24693 (load_toc_v4_PIC_1): Same.
24694 (load_toc_v4_PIC_1b): Same.
24695 (call_indirect_aix{32,64}): Same.
24696 (call_value_indirect_aix{32,64}): Same.
24698 (call_value): Same.
24699 (call_local{32,64}): Same.
24700 (call_value_local{32,64}): Same.
24701 (call_indirect_nonlocal_aix{32,64}): Same.
24702 (call_nonlocal_aix{32,64}): Same.
24703 (call_value_indirect_nonlocal_aix{32,64}): Same.
24704 (call_value_nonlocal_aix{32,64}): Same.
24705 (call_indirect_nonlocal_sysv<mode>): Same.
24706 (call_nonlocal_sysv<mode>): Same.
24707 (call_value_indirect_nonlocal_sysv<mode>): Same.
24708 (call_value_nonlocal_sysv<mode>): Same.
24710 (sibcall_local{32,64}): Same.
24711 (sibcall_value_local{32,64}): Same.
24712 (sibcall_nonlocal_aix{32,64}): Same.
24713 (sibcall_value_nonlocal_aix{32,64}): Same.
24714 (sibcall_nonlocal_sysv<mode>): Same.
24715 (sibcall_value): Same.
24716 (sibcall_value_nonlocal_sysv<mode>): Same.
24718 2007-03-24 Paul Brook <paul@codesourcery.com>
24720 * config/arm/lib1funcs.asm (div0): Use ARM_FUNC_START and do_push.
24721 * config/arm/linux-eabi.h: Remove legacy syscall hack.
24723 2007-03-24 Richard Henderson <rth@redhat.com>
24725 * config/ia64/constraints.md: New file.
24726 * config/ia64/predicates.md: Replace CONST_OK_FOR_? with
24727 satisfies_constraint_?.
24728 * config/ia64/ia64.c (ia64_move_ok, ia64_legitimate_constant_p,
24729 ia64_reload_gp, spill_restore_mem, ia64_expand_prologue,
24730 ia64_expand_epilogue, ia64_split_return_addr_rtx, ia64_rtx_costs,
24731 ia64_output_mi_thunk): Likewise.
24732 (ia64_const_ok_for_letter_p): Remove.
24733 (ia64_const_double_ok_for_letter_p): Remove.
24734 (ia64_extra_constraint): Remove.
24735 * config/ia64/ia64.h (REG_CLASS_FROM_LETTER): Remove.
24736 (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L,
24737 CONST_OK_FOR_M, CONST_OK_FOR_N, CONST_OK_FOR_O, CONST_OK_FOR_P,
24738 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_G,
24739 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT,
24740 EXTRA_MEMORY_CONSTRAINT): Remove.
24741 * config/ia64/ia64.md: Include constriants.md. Replace
24742 CONST_OK_FOR_? with satisfies_constraint_?.
24744 2007-03-23 Michael Meissner <michael.meissner@amd.com>
24745 H.J. Lu <hongjiu.lu@intel.com>
24747 * config/dfp-bit.h (DPD_BID_NAME): New macro to give either the
24749 (name macros): Use DPD_BID_NAME to convert names properly.
24751 * optabs.c (DECIMAL_PREFIX): Prefix string to use for the current
24752 decimal floating point format.
24753 (init_floating_libfuncs): Change decimal functions so that they
24754 have a "bid_" prefix if the decimal system uses the BID format,
24755 and "dpd_" prefix if the decimal system uses the DPD format.
24756 (init_interclass_conv_libfuncs): Ditto.
24757 (init_intraclass_conv_libfuncs): Ditto.
24759 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
24760 using the BID format.
24762 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
24763 whether we are using the BID decimal format.
24764 * configure: Regenerate.
24766 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
24767 the compiler has decimal floating point enabled. Define
24768 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
24771 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
24772 using the BID format.
24774 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
24775 whether we are using the BID decimal format.
24776 * configure: Regenerate.
24778 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
24779 the compiler has decimal floating point enabled. Define
24780 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
24783 * doc/install.texi (--enable-decimal-float): Document BID and DPD
24784 options, and that it is enabled for i386/x86_64 systems.
24786 * Makefile.in (enable_decimal_float): New.
24788 (DECNUMINC): Add -I$(DECNUMFMT).
24789 (DECNUM_H): Mov decimal32.h, decimal64.h and decimal128.h
24790 to $(DECNUMFMT) from $(DECNUM).
24792 * configure.ac: Support * --enable-decimal-float={no,yes,bid,dpd}.
24793 Substitute enable_decimal_float.
24794 * configure: Regenerated.
24797 * config/dfp-bit.c (__dec_byte_swap): Use uint32_t instead of
24800 * configure.ac: Enable decimal float for x86_64-*-linux*.
24801 * configure: Regenerated.
24804 * dfp.c (decimal_real_arithmetic): Use decimal128FlipSign and
24805 decimal128ClearSign to flip and clear the sign bit in decimal128.
24806 (decimal_real_maxval): Set decimal128SetSign to set the sign
24809 2007-03-23 Ian Lance Taylor <iant@google.com>
24811 * fold-const.c (fold_binary): Correct warning for X - c >= X.
24813 2007-03-23 Ian Lance Taylor <iant@google.com>
24815 * tree-dump.c (dump_files): Correct comment.
24817 2007-03-23 Ian Lance Taylor <iant@google.com>
24819 * tree-vrp.c (operand_less_p): Ignore fold overflow warnings.
24821 2007-03-23 Steven Bosscher <steven@gcc.gnu.org>
24823 * tracer.c (tracer): Don't take FLAGS argument. Assert we are
24824 in cfglayout mode. Don't go into and out of cfglayout mode.
24825 Link the blocks in the order of the constructed traces.
24826 (rest_of_handle_tracer): Adjust call to tracer.
24827 * loop-init.c (rtl_loop_init): Assert we are in cfglayout mode.
24828 Don't go into cfglayout mode.
24829 (rtl_loop_done): Don't go out of cfglayout mode.
24830 * cfglayout.c (relink_block_chain): New function, split out from...
24831 (fixup_reorder_chain): ...here. Remove redundant checking.
24832 (cfg_layout_finalize): Don't clear the header, footer, and aux
24833 fields here, move the code to do so to relink_block_chain. Likewise
24834 for free_original_copy_tables.
24835 * rtl.h (tracer): Update prototype.
24836 * bb-reorder.c (reorder_basic_blocks): Don't take FLAGS argument.
24837 Assert we are in cfglayout mode. Don't go into and out of cfglayout
24838 mode. Use relink_block_chain to serialize the CFG according to the
24839 new basic block order. Move targetm.cannot_modify_jumps_p check from
24841 (gate_handle_reorder_blocks): ...to here.
24842 (duplicate_computed_gotos): Move targetm.cannot_modify_jumps_p check
24844 (gate_duplicate_computed_gotos): ...to here.
24845 (rest_of_handle_reorder_blocks): Don't see if anything has changed,
24846 something always changes when going into and out of cfglayout mode.
24847 Perform an expensive cfg cleanup while going into cfglayout mode.
24848 Always update liveness information on HAVE_conditional_execution
24849 targets. Reserialize the basic blocks and go out of cfglayout mode.
24850 * reg-stack.c: Include cfglayout.h.
24851 (rest_of_handle_stack_regs): Go into and out of cfglayout mode around
24852 the call to reorder_basic_blocks.
24853 * basic-block.h (reorder_basic_blocks): Update prototype.
24854 (relink_block_chain): New prototype.
24855 * passes.c (pass_outof_cfg_layout_mode): Move after cse2.
24857 2007-03-23 Joseph Myers <joseph@codesourcery.com>
24859 * config/mips/mips.md (type, hazard, *movdi_32bit,
24860 *movdi_gp32_fp64, *movdi_64bit, *movsi_internal, movcc,
24861 *movhi_internal, *movqi_internal, *movsf_hardfloat,
24862 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit, *movdf_softfloat,
24863 movv2sf_hardfloat_64bit, load_df_low, load_df_high, store_df_high,
24864 mthc1, mfhc1): Change xfer instruction type to mfc and mtc, as
24866 (movcc): Change first xfer to multi.
24867 * config/mips/24k.md, config/mips/4100.md, config/mips/4300.md,
24868 config/mips/5000.md, config/mips/5400.md, config/mips/5500.md,
24869 config/mips/5k.md, config/mips/7000.md, config/mips/9000.md,
24870 config/mips/generic.md: Change reservations using "xfer" to use
24872 * config/mips/sb1.md (ir_sb1_mtxfer): Use "mtc" instead of
24873 using match_operand.
24874 (ir_sb1_mfxfer): Use "mfc" instead of using match_operand.
24875 * config/mips/sr71k.md (ir_sr70_xfer_from): Use "mfc" instead of
24877 (ir_sr70_xfer_to): Use "mtc" instead of examining mode.
24879 2007-03-22 Richard Henderson <rth@redhat.com>
24881 * config/i386/i386.c: Remove unnecessary function declarations.
24882 Move targetm definition, and all related macros, to the end of
24883 the file. Resort some functions to put definitions before uses.
24884 (ix86_attribute_table): Make static. Move to end of file.
24885 (ix86_gimplify_va_arg): Make static.
24887 2007-03-22 Richard Henderson <rth@redhat.com>
24889 * config/i386/i386.c (ix86_function_regparm): Early exit for 64-bit;
24890 don't increase local_regparm with force_align_arg_pointer check.
24891 (ix86_function_sseregparm): Assert 32-bit.
24892 (type_has_variadic_args_p): New.
24893 (ix86_return_pops_args): Early exit for 64-bit. Reindent; use
24894 type_has_variadic_args_p.
24895 (ix86_function_arg_regno_p): Use == 0 instead of ! test for eax.
24896 (init_cumulative_args): Remove TARGET_DEBUG_ARG. Remove zero_cum;
24897 use memset instead. Do maybe_vaarg check first; skip attribute
24898 tests if true; skip attribute tests for 64-bit.
24899 (construct_container): Remove TARGET_DEBUG_ARG.
24900 (function_arg_advance_32, function_arg_advance_64): Split out ...
24901 (function_arg_advance): ... from here.
24902 (function_arg_32, function_arg_64): Split out ...
24903 (function_arg): ... from here.
24904 (ix86_pass_by_reference): Tidy.
24905 (ix86_function_value_regno_p): Rearrange w/ switch on regno.
24906 (function_value_32): New, from parts of ix86_function_value
24907 and ix86_value_regno.
24908 (function_value_64): New, from parts of ix86_function_value
24909 and ix86_libcall_value.
24910 (ix86_function_value_1): New.
24911 (ix86_function_value, ix86_libcall_value): Use it.
24912 (return_in_memory_32, return_in_memory_64): Split out ...
24913 (ix86_return_in_memory): ... from here.
24914 (ix86_struct_value_rtx): Skip for 64-bit.
24915 (ix86_libcall_value, ix86_value_regno): Remove.
24916 (setup_incoming_varargs_64): Split out ...
24917 (ix86_setup_incoming_varargs): ... from here.
24918 (ix86_va_start): Remove TARGET_DEBUG_ARG.
24919 (legitimate_address_p, legitimize_address): Remove TARGET_DEBUG_ADDR.
24920 * config/i386/i386-protos.h (ix86_function_value): Remove.
24921 * config/i386/i386.opt (TARGET_DEBUG_ADDR, TARGET_DEBUG_ARG): Remove.
24923 2007-03-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24926 * c-lex.c (interpret_float): On overflow, emit pedantic warning if
24927 infinities not supported, otherwise emit warning if -Woverflow. On
24928 underflow, emit warning if -Woverflow.
24929 * real.c (real_from_string): Return -1 if underflow, +1 if overflow
24931 * real.h (real_from_string): Update declaration
24933 2007-03-22 Kai Tietz <kai.tietz@onevision.com>
24934 Richard Henderson <rth@redhat.com>
24936 * defaults.h (OUTGOING_REG_PARM_STACK_SPACE): Provide default.
24937 * calls.c (compute_argument_block_size, expand_call,
24938 emit_library_call_value_1): Don't ifdef OUTGOING_REG_PARM_STACK_SPACE.
24939 * expr.c (block_move_libcall_safe_for_call_parm): Likewise.
24940 * function.c (STACK_DYNAMIC_OFFSET): Likewise.
24941 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Update.
24942 * config/alpha/unicosmk.h, config/bfin/bfin.h, config/iq2000/iq2000.h,
24943 config/mips/mips.h, config/mn10300/mn10300.h, config/mt/mt.h,
24944 config/pa/pa.h, config/rs6000/rs6000.h, config/score/score.h,
24945 config/spu/spu.h, config/v850/v850.h (OUTGOING_REG_PARM_STACK_SPACE):
24948 2007-03-22 Joseph Myers <joseph@codesourcery.com>
24950 * c-incpath.c (add_sysroot_to_chain): New.
24951 (merge_include_chains): Add sysroot argument. Call
24952 add_sysroot_to_chain if sysrooted.
24953 (register_include_chains): Update call to merge_include_chains.
24954 * doc/cppopts.texi: Document use of '=' in include directory
24957 2007-03-22 Uros Bizjak <ubizjak@gmail.com>
24959 * config/i386/i386.md (cmp<mode>): Rename from cmpsf and cmpdf.
24960 Macroize expander using SSEMODEF mode macro. Use SSE_FLOAT_MODE_P.
24961 (*cmpfp_<mode>): Rename from *cmpfp_sf and *cmpfp_df. Macroize
24962 insn pattern using X87MODEF12 mode macro.
24964 2007-03-21 Seongbae Park <seongbae.park@gmail.com>
24966 * regmove.c (regmove_optimize): Use reg_mentioned_p
24967 instead of reg_overlap_mentioned_p for DST.
24969 2007-03-21 Mike Stump <mrs@apple.com>
24971 * c.opt: Fixup for Objective-C/C++.
24973 2007-03-21 Steve Ellcey <sje@cup.hp.com>
24975 * explow.c (convert_memory_address): Fold memory reference when
24976 POINTERS_EXTEND_UNSIGNED < 0
24978 2007-03-21 Richard Henderson <rth@redhat.com>
24981 * config/i386/emmintrin.h (__m128i, __m128d): Mark may_alias.
24982 * config/i386/mmintrin.h (__m64): Likewise.
24983 * config/i386/xmmintrin.h (__m128): Likewise.
24985 2007-03-21 Richard Sandiford <richard@codesourcery.com>
24987 * config/vxworks.h (VXWORKS_ADDITIONAL_CPP_SPEC): Remove -D options.
24988 (VXWORKS_OS_CPP_BUILTINS): Define.
24989 * config/i386/vxworks.h (VXWORKS_CPU_DEFINE): Fold into...
24990 (TARGET_OS_CPP_BUILTINS): ...here. Use VXWORKS_OS_CPP_BUILTINS.
24992 2007-03-21 Richard Sandiford <richard@codesourcery.com>
24994 * rtl.h (constant_pool_reference_p): Delete.
24995 (find_constant_src): Declare.
24996 * rtlanal.c (find_constant_src): New function.
24997 * simplify-rtx.c (constant_pool_reference_p): Delete.
24998 * config/i386/i386.md: Use find_constant_src instead of
24999 constant_pool_reference_p/avoid_constant_pool_reference pairs.
25001 2007-03-21 Richard Sandiford <richard@codesourcery.com>
25003 * doc/invoke.texi (-fpie, -fPIE): Document __pie__ and __PIE__.
25004 * c-cppbuiltin.c (c_cpp_builtins): Define them.
25006 2007-03-20 Mark Mitchell <mark@codesourcery.com>
25008 * config/arm/elf.h (TARGET_ASM_DESTRUCTOR): Define.
25009 * config/arm/arm.c (arm_elf_asm_cdtor): New function.
25010 (arm_elf_asm_constructor): Use it.
25011 (arm_elf_asm_destructor): New function.
25013 2007-03-20 Bernd Schmidt <bernd.schmidt@analog.com>
25015 * jump.c (mark_jump_label): Treat SEQUENCE specially.
25017 2007-03-20 Nathan Sidwell <nathan@codesourcery.com>
25019 * config/vxlib.c (tls_delete_hook): Use TCB for kernel tasks.
25021 2007-03-19 Andrew Haley <aph@redhat.com>
25023 PR tree-optimization/31264
25024 * tree-vrp.c (register_edge_assert_for_1): Don't look though
25025 VIEW_CONVERT_EXPRs.
25027 2007-03-19 Paolo Bonzini <bonzini@gnu.org>
25029 PR rtl-optimization/30907
25030 * fwprop.c (forward_propagate_into): Never propagate inside a loop.
25031 (fwprop_init): Always call loop_optimizer_initialize.
25032 (fwprop_done): Always call loop_optimizer_finalize.
25033 (fwprop): We always have loop info now.
25034 (gate_fwprop_addr): Remove.
25035 (pass_fwprop_addr): Use gate_fwprop as gate.
25037 PR rtl-optimization/30841
25038 * df-problems.c (df_ru_local_compute, df_rd_local_compute,
25039 df_chain_alloc): Call df_reorganize_refs unconditionally.
25040 * df-scan.c (df_rescan_blocks, df_reorganize_refs): Change
25041 refs_organized to refs_organized_size.
25042 (df_ref_create_structure): Use refs_organized_size instead of
25043 bitmap_size if refs had been organized, and keep refs_organized_size
25045 * df.h (struct df_ref_info): Change refs_organized to
25046 refs_organized_size.
25047 (DF_DEFS_SIZE, DF_USES_SIZE): Use refs_organized_size instead of
25050 2007-03-19 Mark Mitchell <mark@codesourcery.com>
25052 * except.c (output_function_exception_table): Do not reference the
25053 EH personality routine for functions that do not require an
25056 2007-03-20 Jakub Jelinek <jakub@redhat.com>
25059 * c-typeck.c (convert_for_assignment): Call comptypes for
25060 RECORD_TYPE or UNION_TYPE.
25062 PR inline-asm/30505
25063 * reload1.c (reload): Do invalid ASM checking after
25064 cleanup_subreg_operands.
25066 2007-03-19 Jeff Law <law@redhat.com>
25068 * tree-cfg.c (find_taken_edge): Tighten conditions for
25069 optimizing computed gotos.
25071 2007-03-19 Michael Matz <matz@suse.de>
25073 * builtins.c (expand_builtin_sync_operation,
25074 expand_builtin_compare_and_swap,
25075 expand_builtin_lock_test_and_set): Care for extending CONST_INTs
25078 * config/i386/sync.md (sync_double_compare_and_swapdi_pic,
25079 sync_double_compare_and_swap_ccdi_pic): Use "SD" as constraint
25082 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
25084 * doc/tm.texi: Add brackets around the return type of
25085 TARGET_SECONDARY_RELOAD.
25087 2007-03-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
25088 Richard Guenther <rguenther@suse.de>
25090 PR tree-optimization/31254
25091 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
25092 Use handled_component_p () where appropriate. Continue
25093 propagating into the rhs if we propagated into an INDIRECT_REF
25096 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
25098 * config/s390/s390.md (op_type attribute): RRR instruction type added.
25099 (FP, DFP, SD_SF, DD_DF, TD_TF): New mode macros.
25100 (xde, xdee): Mode attributes adjusted to support DFP modes.
25101 (RRer, f0, op1, Rf, bt, bfp, HALF_TMODE): New mode attributes added.
25102 ("cmp<mode>", "*cmp<mode>_css_0", "*cmp<mode>_ccs", TF move splitters,
25103 DF move splitters, "floatdi<mode>2", "add<mode>3", "*add<mode>3",
25104 "*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3", "*sub<mode>3",
25105 "*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3", "*mul<mode>3",
25106 "div<mode>3", "*div<mode>3", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
25107 "*negabs<mode>2_nocc", "copysign<mode>3"): Adjusted to support DFP
25109 ("*movtf_64", "*movtf_31", "*movdf_64dfp", "*movdf_64", "*movdf_31",
25110 "movsf"): Insn definitions removed.
25111 ("*mov<mode>_64", "*mov<mode>_31", "mov<mode>", "*mov<mode>_64dfp",
25112 "*mov<mode>_64", "*mov<mode>_31", "fix_trunc<DFP:mode>di2",
25113 "trunctddd2", "truncddsd2", "extendddtd2", "extendsddd2"): Insn
25115 ("fixuns_truncdddi2", "fixuns_trunctddi2", "mov<mode>",
25116 "reload_in<mode>", "reload_out<mode>"): Expander added.
25117 ("movtf", "movdf", "reload_outtf", "reload_outdf", "reload_intf"):
25120 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
25122 * config/s390/s390.md: Only non-functional changes. Renamed
25123 FPR mode macro to BFP all over the file.
25125 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
25127 * config/s390/s390.md (UNSPEC_COPYSIGN): New constant.
25128 (op_type attribute): RRF instruction type added.
25129 (fT0): New mode attribute.
25130 ("*movdi_64dfp", "*movdf_64dfp", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
25131 "*negabs<mode>2_nocc", "copysign<mode>3"): Insn definitions added.
25132 * config/s390/s390.h (SECONDARY_MEMORY_NEEDED): Due to a new
25133 instruction no secondary memory is needed when moving DFmode values
25134 between GPRs and FPRs.
25136 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
25138 * config/s390/s390.opt ("mhard-float", "msoft-float"): Bit value
25139 inverted and documentation adjusted.
25140 ("mhard-dfp", "msoft-dfp"): New options.
25141 * config/s390/s390.c (s390_handle_arch_option): New architecture
25143 (override_options): Sanity checks for the new options added.
25144 * config.gcc: New architecture switch: z9-ec.
25145 * config/s390/s390.h (processor_flags): PF_DFP added.
25146 (TARGET_CPU_DFP, TARGET_DFP): Macro definitions added.
25147 (TARGET_DEFAULT): Due to the s390.opt changes hard float is enabled
25148 when the bit is NOT set so remove it from the defaults.
25150 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
25152 * genemit.c (main): Print include statement for dfp.h.
25153 * dfp.h (decimal_real_arithmetic): Hide prototype if tree_code enum
25156 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
25158 * config/cris/t-elfmulti (EXTRA_MULTILIB_PARTS): Do not define here.
25160 2007-03-19 Kaz Kojima <kkojima@gcc.gnu.org>
25163 * config/sh/sh.c (sh_adjust_cost): Use the result of single_set
25164 instead of PATTERN.
25166 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
25168 * pa.c (output_deferred_plabels, output_bb, output_millicode_call,
25169 attr_length_call, output_call, output_indirect_call): Cleanup
25170 formatting of targetm calls.
25172 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
25174 * config/cris/cris.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define to 1.
25176 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
25178 * pa.md: Add fpstore_load and store_fpload instruction types. Provide
25179 reservation, bypass and anti-bypass descriptions for these
25180 instructions. Update move patterns.
25181 * pa.c (hppa_fpstore_bypass_p): Check for both TYPE_FPSTORE_LOAD and
25184 2007-03-18 Dorit Nuzman <dorit@il.ibm.com>
25186 * tree-vect-transform.c (get_initial_def_for_induction): Replace
25187 GET_MODE_NUNITS with TYPE_VECTOR_SUBPARTS.
25188 (get_initial_def_for_reduction): Likewise.
25190 2007-03-16 Daniel Berlin <dberlin@dberlin.org>
25192 Fix PR tree-optimization/29922
25193 * tree-ssa-pre.c (bb_bitmap_sets): Remove RVUSE_* members.
25194 (get_representative): Removed.
25195 (value_dies_in_block_x): Update for rvuse removal.
25196 (valid_in_sets): Update for renaming of vuses_dies_in_block_x.
25197 (compute_antic_aux): Handle when PHI nodes appear in
25198 non-single-successors.
25199 (dump_bitmap_of_names): Removed.
25200 (compute_antic_safe): Renamed and removed rvuse calculation.
25201 Calculate only antic safe.
25202 (insert_into_preds_of_block): Remove assert.
25203 (execute_pre): Update for renamed functions.
25204 (defer_or_phi_translate_block): New function.
25206 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
25208 * config/arm/arm.c, config/arm/thumb2.md, config/m68k/m68k.c,
25209 config/spu/spu.c, omega.h, passes.c, predict.c: Fix comment
25211 * doc/cpp.texi, doc/extend.texi, doc/invoke.texi: Fix typos.
25212 Follow spelling conventions.
25214 * tree-data-ref.h: Remove the prototype for analyze_array.
25216 2007-03-17 Dorit Nuzman <dorit@il.ibm.com>
25218 PR tree-optimization/31041
25219 * tree-vect-transform.c (get_initial_def_for_induction): Call
25220 force_gimple_operand.
25222 2007-03-17 Olga Golovanevsky <olga@il.ibm.com>
25224 * ipa-type-escape.c (look_for_casts) : Revert code to use
25225 handled_component_p due to ada test a-numaux.adb.
25227 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
25229 * final.c (final_scan_insn): Alter the condition of a
25230 conditional trap if we have nonstandard CC.
25232 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
25234 * configure.ac: Remove excess quoting from asm line 0 test.
25235 * configure: Rebuilt.
25237 2007-03-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25239 * doc/invoke.texi (-Wconversion): Document warnings specific to C++.
25240 * c-common.c (convert_and_check): Move warning logic to...
25241 (warnings_for_convert_and_check): ...here. Define.
25242 * c-common.h (warnings_for_convert_and_check): Declare.
25244 2007-03-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
25246 * pa.c (attr_length_call): Partially revert change of 2007-03-09.
25247 (output_call): Likewise.
25249 2007-03-16 Richard Sandiford <richard@codesourcery.com>
25251 * config/vxworks.h (SUPPORTS_INIT_PRIORITY): Define.
25253 2007-03-16 Richard Sandiford <richard@codesourcery.com>
25255 * config/vx-common.h (WINT_TYPE, WINT_TYPE_SIZE): Define.
25257 2007-03-16 Uros Bizjak <ubizjak@gmail.com>
25259 * config/i386/i386.c (override_options): Add PTA_NO_SAHF to k8,
25260 opteron, athlon-64 and athlon-fx processor_alias_table entries.
25262 2007-03-16 Sebastian Pop <sebastian.pop@inria.fr>
25264 PR tree-optimization/31183
25265 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
25266 Use double_int instead of unsigned int for representing access_strides.
25267 * testsuite/gcc.dg/tree-ssa/pr31183.c: New.
25269 2007-03-16 Richard Guenther <rguenther@suse.de>
25271 PR tree-optimization/31146
25272 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Restructure
25273 to allow recursion of forward_propagate_addr_expr.
25274 (forward_propagate_addr_into_variable_array_index): Likewise.
25275 (forward_propagate_addr_expr): Likewise.
25276 (tree_ssa_forward_propagate_single_use_vars): Likewise.
25277 (forward_propagate_addr_expr_1): Recurse on simple copies
25278 instead of propagating into them. Do so for useless conversions
25280 (forward_propagate_addr_expr): Clean up unused statements after
25283 2007-03-16 Richard Guenther <rguenther@suse.de>
25285 * builtins.c (expand_builtin_cexpi): Use the right argument
25286 for the expansion via cexp.
25288 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
25290 * configure.ac: Don't require ELF binutils to tolerate # 0 "".
25291 * configure: Rebuilt.
25293 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
25296 * dwarf2out.c (force_type_die): Adjust comment.
25297 (dwarf2out_imported_module_or_decl): Handle base AT_import types.
25299 2007-03-15 DJ Delorie <dj@redhat.com>
25301 * config/frv/predicates.md (minmax_operator): Don't check operands
25304 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
25306 * tree-ssa-loop-niter.c (record_estimate): Add "upper" argument.
25307 Update constant estimates of number of iterations.
25308 (record_nonwrapping_iv): Add "upper" argument. "data_size_bounds_p"
25309 argument renamed to "realistic".
25310 (compute_estimated_nb_iterations): Removed.
25311 (record_niter_bound): New function.
25312 (idx_infer_loop_bounds): For possible but unlikely tail arrays,
25313 call record_nonwrapping_iv with upper = false.
25314 (infer_loop_bounds_from_signedness): Pass upper argument to
25315 record_nonwrapping_iv.
25316 (estimate_numbers_of_iterations_loop): Do not call
25317 compute_estimated_nb_iterations. Record estimate based on profile
25318 information. Initialize the constant estimates of number of
25320 * tree-data-ref.c (estimated_loop_iterations): Return the recorded
25322 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Add dump when
25323 number of iterations is too small.
25324 * cfgloop.h (struct nb_iter_bound): Remove "realistic" field.
25325 (EST_NOT_AVAILABLE): Removed.
25326 (struct loop): Replace estimated_nb_iterations by any_upper_bound,
25327 nb_iterations_upper_bound, any_estimate and nb_iterations_estimate
25330 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
25332 * tree-ssa-loop-niter.c (refine_bounds_using_guard, bound_difference):
25333 Handle NE_EXPR guards.
25335 2007-03-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25338 * c-opts.c (c_common_post_options): Handle C++ post-processing here.
25339 Set also -pedantic-errors by default for the preprocessor unless
25340 -fpermissive is given.
25342 2007-03-15 Richard Guenther <rguenther@suse.de>
25344 PR middle-end/29719
25345 PR middle-end/31161
25346 * builtins.c (expand_builtin_cexpi): As a fallback if we
25347 don't have builtins for sincos or cexp create a function
25348 declaration for cexp and expand to a call to that.
25349 (expand_builtin_int_roundingfn): Always fall
25350 back to floor/ceil and its variants even if they may be
25353 2007-03-15 Steven Bosscher <steven@gcc.gnu.org>
25355 PR middle-end/31159
25356 * cfglayout.c (fixup_reorder_chain): Postpone deleting dead
25357 jump tables, move the call to delete_dead_jumptables from here...
25358 (cfg_layout_finalize): ...to here. But rebuild jump labels first.
25359 * cfgrtl.c (cfg_layout_can_merge_blocks_p): When not optimizing,
25360 don't allow merging of blocks that try_redirect_by_replacing_jump
25361 also does not handle when not optimizing.
25363 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
25364 Francois-Xavier Coudert <coudert@clipper.ens.fr>
25366 * config/i386/i386.md (x86_sahf_1): Correctly handle
25369 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
25372 * config/i386/i386.md (*addti3_1, *addti3_1 splitter): Use
25373 x86_64_general_operand as operand[2] predicate. Remove "iF"
25374 from operand constraints and use "e" constraint instead.
25375 (*subti3_1, *subti3_1 splitter): Ditto.
25376 (*negti2_1, *negti2_1 splitter): Use nonimmediate_operand as
25377 operand[1] predicate.
25379 2007-03-14 Sebastian Pop <sebastian.pop@inria.fr>
25381 * tree-loop-linear.c (gather_interchange_stats): For multidimensional
25382 arrays, multiply the access strides by the size of the sub-array.
25383 * testsuite/gcc.dg/tree-ssa/ltrans-5.c: New.
25385 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
25387 * configure.ac (HAVE_AS_IX86_SAHF): On x86 targets check whether
25388 the configured assembler supports the sahf mnemonic.
25389 * configure: Regenerate.
25390 * config.in: Regenerate.
25392 * config/i386/i386.md (x86_sahf_1): Depending on HAVE_AS_IX86_SAHF,
25393 emit "sahf" or ".byte\t0x9e" as asm template.
25395 2007-03-14 Michael Meissner <michael.meissner@amd.com>
25398 * config/i386/i386.h (X86_TUNE_SHORTEN_X87_SSE): New tuning
25399 option to replace hard coded TARGET_xxx in md file.
25400 (X86_TUNE_AVOID_VECTOR_DECODE): Ditto.
25401 (X86_TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
25402 (X86_TUNE_SLOW_IMUL_IMM8): Ditto.
25403 (X86_TUNE_MOVE_M1_VIA_OR): Ditto.
25404 (X86_TUNE_NOT_UNPAIRABLE): Ditto.
25405 (X86_TUNE_NOT_VECTORMODE): Ditto.
25406 (TUNE_SHORTEN_X87_SSE): Use new tuning option.
25407 (TUNE_AVOID_VECTOR_DECODE): Ditto.
25408 (TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
25409 (TUNE_SLOW_IMUL_IMM8): Ditto.
25410 (TUNE_MOVE_M1_VIA_OR): Ditto.
25411 (TUNE_NOT_UNPAIRABLE): Ditto.
25412 (TUNE_NOT_VECTORMODE): Ditto.
25414 * config/i386/i386.c (ix86_tune_features): Fill in new tuning
25417 * config/i386/i386.md (fix_trunc?f?1_sse peephole2): Use new
25418 tuning options instead of hard coded TARGET_xxx.
25419 (fix ssemode peephole2's): Ditto.
25420 (imul peephole2's): Ditto.
25422 (movdi_or_rex64): Ditto.
25423 (move peephole2): Ditto.
25424 (not peephole2's): Ditto.
25426 2007-03-14 Dirk Mueller <dmueller@suse.de>
25428 * c-common.h (empty_body_warning): Rename to empty_if_body_warning.
25429 * c-common.c (empty_if_body_warning): Rephrase diagnostic message.
25430 * c-parser.c (c_parser_if_body): Always add an empty statement in case
25432 * c-parser.c (c_parser_do_statement): Warn about empty body in
25433 do/while statement.
25434 * c-typeck (c_finish_if_stmt): Call empty_if_body_warning.
25435 * doc/invoke.texi (-Wempty-body): Update documentation.
25437 2007-03-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25440 * c-common.h (warn_for_div_by_zero): Declare.
25441 * c-common.c (warn_for_div_by_zero): Define.
25442 * c-typeck.c (build_binary_op): Call warn_for_div_zero instead of
25445 2007-03-14 Richard Sandiford <richard@codesourcery.com>
25447 * Makefile.in (PREPROCESSOR_DEFINES): Add directory terminators
25448 to PREFIX and STANDARD_PREFIX.
25450 2007-03-14 Richard Sandiford <richard@codesourcery.com>
25451 Phil Edwards <phil@codesourcery.com>
25453 * gthr-vxworks.h: Add an extern "C" wrapper for C++.
25454 (__gthread_once_t): Remove busy field for RTPs.
25455 (__GTHREAD_ONCE_INIT): Update accordingly.
25457 2007-03-14 Richard Sandiford <richard@codesourcery.com>
25459 * doc/invoke.texi: Document VxWorks options.
25461 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
25463 * doc/invoke.texi (i386 and x86-64 Options): Clarify -msahf option.
25465 2007-03-13 Seongbae Park <seongbae.park@gmail.com>
25467 PR tree-optimization/30590
25468 * tree-nrv.c (tree_nrv): Check for the partial update of the
25471 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
25473 * flags.h (flag_random_seed): Remove declaration, in favor of...
25474 * toplev.h (get_random_seed, set_random_seed): ... these.
25475 * tree.c (get_file_function_name): Use the former.
25476 * opts.c (common_handle_option): Use the latter.
25479 2007-03-13 Steven Bosscher <steven@gcc.gnu.org>
25481 PR middle-end/31127
25482 * cse.c (cse_find_path): Do not bail out if a basic block that
25483 we already visited now becomes part of a path that starts at a
25484 different basic block. Just disallow this, to make sure we
25485 visit each basic block at most once.
25487 2007-03-13 Jan Hubicka <jh@suse.cz>
25489 * ipa-inline.c (cgraph_maybe_hot_edge_p): Look for hot/cold
25490 attributes, when profile esitmate is present, calls with very low
25491 frequency are cold.
25493 2007-03-13 Zdenek Dvorak <dvorakz@suse.cz>
25495 PR tree-optimization/30730
25496 PR tree-optimization/26900
25497 * tree-ssa-loop-niter.c: Include gmp.h.
25498 (bounds): New type.
25499 (mpz_set_double_int, get_type_bounds, mpz_to_double_int,
25500 split_to_var_and_offset, determine_value_range,
25501 bound_difference_of_offsetted_base, refine_bounds_using_guard,
25502 bound_difference, bounds_add, bounds_negate,
25503 number_of_iterations_ne_max, dump_affine_iv): New functions.
25504 (number_of_iterations_ne, number_of_iterations_lt_to_ne,
25505 assert_loop_rolls_lt, assert_loop_rolls_le): Use bounds on the
25506 difference of initial and final value of control iv to validate
25508 (number_of_iterations_cond): Add loop parameter. Determine bounds
25509 on the difference of the extremes of the control iv. Add dumps.
25510 (expand_simple_operations): Handle phi nodes.
25511 (simplify_using_initial_conditions): Do not record used conditions.
25512 (number_of_iterations_exit): Pass loop to number_of_iterations_cond.
25513 Do not set additional_info.
25514 (implies_nonnegative_p, implies_ge_p): Removed.
25515 (derive_constant_upper_bound): Do not use parameter `additional'.
25516 (record_estimate): Parameter `additional' removed. Parameter
25517 `i_bound' added. Do not call derive_constant_upper_bound.
25518 (record_nonwrapping_iv): Use derive_constant_upper_bound to
25519 bound the number of iterations estimate.
25520 (estimate_numbers_of_iterations_loop): Pass the estimate from
25521 the number of iterations analysis to record_estimate.
25522 * tree.h (multiple_of_p): Declare.
25523 * tree-scalar-evolution.c (expression_expensive_p): Removed.
25524 (scev_const_prop): Do not check expression_expensive_p.
25525 * fold-const.c (multiple_of_p): Exported.
25526 * double-int.c (double_int_mask): Exported.
25527 * double-int.h (double_int_mask): Declare.
25528 * tree-flow.h (struct tree_niter_desc): Removed additional_info
25529 field. Added max field.
25531 2007-03-13 David Taylor <taylor@candd.org>
25534 * gcc.c (cpp_unique_options): If -MT or -MQ is seen, don't pass
25537 2007-03-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
25540 * pa.md (vdepi_ior): Don't allow zero length deposit. Likewise for
25541 two unamed patterns.
25543 2007-03-13 Uros Bizjak <ubizjak@gmail.com>
25545 * config/i386/i386.opt (mcx16, msahf): New options.
25546 * config/i386/i386.c (x86_cmpxchg16b, x86_sahf): Remove.
25547 (ix86_tune_features) [X86_TUNE_USE_SAHF]: Enable for m_GENERIC.
25549 * config/i386/driver-i386.c (bit_LAHF_LM): New define.
25550 (host_detect_local_cpu): Detect cx16 and lahf_lm cpuid bits.
25551 Output -mcx16 and -msahf options when corresponding bit is set.
25553 * doc/invoke.texi (i386 and x86-64 Options): Document -mcx16
25554 and -msahf options.
25556 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
25558 * configure.ac: Test for assembler tolerance to # 0 "".
25559 * configure, config.in: Rebuilt.
25560 * final.c (final_scan_insn): Emit it if HAVE_AS_LINE_ZERO.
25562 2007-03-13 Geoffrey Keating <geoffk@apple.com>
25564 * doc/invoke.texi (Spec Files): Update for '%{,' spec.
25566 * config/rs6000/darwin-fallback.c: Compile file only on powerpc.
25567 (handle_syscall): Handle direct system calls.
25568 * config/rs6000/darwin.h (HAS_MD_FALLBACK_FRAME_STATE_FOR): Delete.
25570 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
25572 * doc/invoke.texi: Fix cpp.info cross-reference.
25573 * doc/passes.texi: Fix gcc.info cross-reference.
25575 2007-03-12 Zdenek Dvorak <dvorakz@suse.cz>
25577 PR tree-optimization/30835
25578 * lambda-code.c (can_convert_to_perfect_nest): Check whether
25579 bb_for_stmt is not NULL before accessing it.
25581 2007-03-12 Joseph Myers <joseph@codesourcery.com>
25583 * gcc.c (main): Handle target_sysroot_hdrs_suffix being NULL for
25586 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
25589 * doc/install.texi: Document --enable-stage1-languages
25591 2007-03-12 Steven Bosscher <steven@gcc.gnu.org>
25593 * tree-pass.h (pass_into_cfg_layout_mode,
25594 pass_outof_cfg_layout_mode): Declare.
25595 * cfglayout.c (into_cfg_layout_mode, outof_cfg_layout_mode,
25596 pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode): New.
25597 * passes.c (pass_into_cfg_layout_mode): Schedule before jump2.
25598 (pass_outof_cfg_layout_mode): Schedule after pass_rtl_ifcvt.
25600 2007-03-12 Seongbae Park <seongbae.park@gmail.com>
25602 * c-decl.c (warn_variable_length_array): New function.
25603 Refactored from grokdeclarator to handle warn_vla
25604 and handle unnamed array case.
25605 (grokdeclarator): Refactored VLA warning case.
25606 * c.opt (Wvla): New flag.
25607 * doc/invoke.texi (Wvla): New warning.
25609 2007-03-12 Richard Henderson <rth@redhat.com>
25611 * config/alpha/alpha.c (alpha_elf_section_type_flags): New.
25612 (TARGET_SECTION_TYPE_FLAGS): New.
25614 2007-03-12 Richard Henderson <rth@redhat.com>
25616 * config/darwin.c (machopic_reloc_rw_mask): New.
25617 * config/darwin-protos.h (machopic_reloc_rw_mask): Declare.
25618 * config/darwin.h (TARGET_ASM_RELOC_RW_MASK): New.
25620 2007-03-12 Mark Mitchell <mark@codesourcery.com>
25622 * cppdefault.c (cpp_EXEC_PREFIX): New variable.
25623 * cppdefault.h (cpp_PREFIX): Document.
25624 (cpp_PREFIX_len): Likewise.
25625 (cpp_EXEC_PREFIX): New variable.
25626 * Makefile.in (PREPROCESSOR_DEFINES): Add STANDARD_EXEC_PREFIX.
25627 * c-incpath.c (add_standard_paths): Correct logic for relocating
25628 paths within prefix.
25630 2007-03-12 Uros Bizjak <ubizjak@gmail.com>
25632 * config/i386/i386.md (fixuns_trunc<mode>hi2): Implement from
25633 fixuns_truncsfhi2 and fixuns_truncdfhi2 using SSEMODEF
25635 (fix_trunc<mode>di_sse): Implement from fix_truncsfdi_sse and
25636 fix_truncdfdi_sse using SSEMODEF mode macro.
25637 (fix_trunc<mode>si_sse): Implement from fix_truncsfsi_sse and
25638 fix_truncdfsi_sse using SSEMODEF mode macro.
25639 (fix_trunc?f?i_sse peephole2): Implement using SSEMODEF mode macro.
25640 (fix_trunc?f?i_sse K8 peephole2): Fix register constraint.
25642 2007-03-12 Richard Sandiford <richard@codesourcery.com>
25644 * config.gcc (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add
25645 elfos.h to tm_file.
25647 2007-03-12 Olga Golovanevsky <olga@il.ibm.com>
25649 * tree.h : Add multiple_of_p declaration.
25650 * fold-const.c (multiple_of_p): Make multiple_of_p public.
25651 * ipa-type-escape.c (results_of_malloc): Redundant.
25652 (visited_stmts): New. Visited stmt for walk_use_def_chains.
25653 (cast_type): Extended with new members.
25654 (check_cast): Returns cast_type.
25655 (cast): New structure for data of walk_use_def_chains.
25656 (is_malloc_result, is_cast_from_non_pointer_1,
25657 is_cast_from_non_pointer,
25658 is_array_access_through_pointer_and_index): New functions.
25659 (look_for_casts): Returns cast types.
25660 (check_call): Returns void.
25661 (okay_pointer_operation): Use support of pointer plus index,
25662 pointer plus constant and allow all multiplications.
25664 2007-03-11 Richard Guenther <rguenther@suse.de>
25666 PR tree-optimization/31115
25667 * tree-vrp.c (extract_range_from_binary_expr): Make sure
25668 the shift count is positive and non-anti-range for RSHIFT_EXPR.
25669 A shift count of zero is not special as with *_DIV_EXPR.
25670 (vrp_int_const_binop): Handle RSHIFT_EXPR for determining overflow
25673 2007-03-11 Ian Lance Taylor <iant@google.com>
25675 * tree-vrp.c (vrp_int_const_binop): Handle PLUS_EXPR and
25676 the *_DIV_EXPR codes correctly with overflow infinities.
25678 2007-03-11 Ira Rosen <irar@il.ibm.com>
25680 * tree-data-ref.c (analyze_offset): Add a return value (bool) to
25681 indicate success/failure of the analysis. Add negation to subtrahend
25682 in case of subtraction. Fail if both operands contain constants.
25683 (create_data_ref): Fail if analyze_offset fails.
25685 2007-03-11 Uros Bizjak <ubizjak@gmail.com>
25687 * config/i386/i386.md (frndintxf2): Rename to ...
25688 (rintxf2): ... this. Remove expander having same name.
25689 (rintsf2, rintdf2): Implement using SSEMODEF macro.
25690 (roundsf2, rounddf2): Ditto.
25691 (lrint<mode>di2, lrint<mode>si2): Implement using SSEMODEI24 macro.
25692 (lround<mode>di2, lround<mode>si2): Ditto.
25694 2007-03-11 Steven Bosscher <steven@gcc.gnu.org>
25696 * lower-subreg.c: Include except.h.
25697 (decompose_multiword_subregs): Verify that the only control flow
25698 insns we can split are loads to multi-words pseudos.
25699 Handle breaking such blocks after splitting, instead of calling
25700 find_many_sub_basic_blocks.
25702 * loop-unroll.c (split_edge_and_insert): Don't set BB_SUPERBLOCK
25703 on the new basic block. Add a lengthy comment explaining why we
25704 thought this was necessary.
25705 * cfglayout.c (cfg_layout_finalize): Don't break superblocks.
25707 2007-03-10 Mark Mitchell <mark@codesourcery.com>
25710 * tree.c (walk_type_fields): Recurse into the element type of
25711 ARRAY_TYPEs if there is a pointer set.
25713 2007-03-10 Dirk Mueller <dmueller@suse.de>
25715 * c-common.c (warn_logical_operator): Fix condition.
25717 2007-03-10 Tobias Schl�ter <tobi@gcc.gnu.org>
25719 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Add missing
25721 * config/darwin.c (machopic_select_section): Remove superfluous
25722 argument in call to categorize_decl_for_section. Remove unused
25725 2007-03-10 Joseph Myers <joseph@codesourcery.com>
25727 * configure.ac (glibc_header_dir): Set using with_build_sysroot if
25729 * configure: Regenerate.
25731 2007-03-10 Uros Bizjak <ubizjak@gmail.com>
25734 * config/i386/i386.md (UNSPEC_C2_FLAG): New constant.
25735 (fpremxf4_i387, fprem1xf4_i387): Use UNSPEC_C2_FLAG.
25736 (fmodxf3, fmod<mode>3, remainderxf3, remainder<mode>3):
25737 Add LABEL_NUSES to emitted label.
25738 * config/i386/i386.c (ix86_emit_fp_unordered_jump): Add
25739 branch probability value to emitted jump insn.
25740 * reg-stack.c (subst_stack_regs_pat)[UNSPEC]: Handle UNSPEC_C2_FLAG.
25741 Do not check life information and do not re-arrange input operands
25742 for UNSPEC_FSCALE_EXP, UNSPEC_FPREM_U and UNSPEC_FPREM1_U.
25744 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
25746 * config/sh/sh.c (sh_insn_length_adjustment): Adjust for
25747 the change of decode_asm_operands.
25749 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
25751 * mode-switching.c (create_pre_exit): Skip blockage insn.
25753 2007-03-09 Diego Novillo <dnovillo@redhat.com>
25755 * tree-pass.h (TODO_update_smt_usage): Remove.
25757 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
25761 2007-03-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
25763 * pa.c (attr_length_call): Revise condition for long
25764 pc-relative branch.
25765 (output_call): Use "LONG_PIC_SDIFF" instruction sequence for long
25766 local calls on the SOM target. Don't use "LONG_PIC_PCREL" call
25767 sequence on SOM target.
25769 2007-03-09 Geoffrey Keating <geoffk@apple.com>
25771 * gcc.c: Document %{, in big comment at top.
25772 (input_suffix_matches): Remove special handling for .s and
25774 (input_spec_matches): New.
25775 (handle_braces): Handle %{,.
25776 (validate_switches): ',' indicates a value which is not a switch.
25777 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %{, rather than %{.
25778 to detect assembler input.
25779 * config/i386/sol2.h (CPP_SPEC): Likewise.
25780 * config/rs6000/sysv4.h (ASM_SPEC): Likewise.
25781 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
25782 * config/rs6000/lynx.h (ASM_SPEC): Likewise.
25783 * config/rs6000/linux64.h (ASM_SPEC_COMMON): Likewise.
25784 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Objective-C plus
25785 -m64 causes deployment target to default to 10.5.
25786 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
25788 2007-03-09 Richard Henderson <rth@redhat.com>
25791 * target.h (targetm.asm.out.reloc_rw_mask): New.
25792 * target-def.h (TARGET_ASM_RELOC_RW_MASK): New.
25793 (TARGET_ASM_OUT): Use it.
25794 * targhooks.c, targhooks.h (default_reloc_rw_mask): New.
25795 * varasm.c (categorize_decl_for_section): Remove shlib argument;
25796 use the new reloc_rw_mask target hook instead.
25797 (default_section_type_flags_1): Merge into...
25798 (default_section_type_flags): ... here.
25799 (decl_readonly_section_1): Merge into...
25800 (decl_readonly_section): ... here.
25801 (default_elf_select_section_1): Merge into...
25802 (default_elf_select_section): ... here.
25803 (default_unique_section_1): Merge into...
25804 (default_unique_section): ... here.
25805 (compute_reloc_for_rtx_1, compute_reloc_for_rtx): New.
25806 (default_select_rtx_section): Use it.
25807 (default_elf_select_rtx_section): Likewise.
25808 * output.h: Update to match.
25809 * doc/tm.texi (TARGET_ASM_RELOC_RW_MASK): New.
25810 * config/alpha/alpha.c (alpha_elf_reloc_rw_mask): New.
25811 (TARGET_ASM_RELOC_RW_MASK): New.
25812 * config/i386/i386.c (x86_64_elf_select_section): Adjust call
25813 to categorize_decl_for_section.
25814 (x86_64_elf_unique_section): Likewise.
25815 * config/ia64/hpux.h (TARGET_ASM_SELECT_SECTION,
25816 TARGET_ASM_UNIQUE_SECTION, TARGET_ASM_SELECT_RTX_SECTION): Remove.
25817 (TARGET_ASM_RELOC_RW_MASK): New.
25818 * config/ia64/ia64.c (ia64_rwreloc_select_section,
25819 ia64_rwreloc_unique_section, ia64_rwreloc_select_rtx_section): Remove.
25820 (ia64_hpux_reloc_rw_mask, ia64_reloc_rw_mask): New.
25821 (TARGET_RWRELOC): Remove.
25822 (ia64_section_type_flags): Adjust call to default_section_type_flags.
25823 * config/ia64/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
25824 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): Remove.
25825 (rs6000_elf_select_section, rs6000_elf_unique_section): Remove.
25826 (rs6000_elf_reloc_rw_mask, rs6000_xcoff_reloc_rw_mask): New.
25827 (rs6000_xcoff_select_section): Use decl_readonly_section.
25828 (rs6000_xcoff_section_type_flags): Use default_section_type_flags.
25829 * config/rs6000/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
25830 (TARGET_ASM_SELECT_SECTION, TARGET_ASM_UNIQUE_SECTION): Remove.
25831 (TARGET_SECTION_TYPE_FLAGS): Remove.
25832 * config/rs6000/xcoff.h (TARGET_ASM_RELOC_RW_MASK): New.
25834 2007-03-09 Roger Sayle <roger@eyesopen.com>
25836 * fold-const.c (fold_comparison): Remove compile-time evaluation of
25837 complex constant equality/inequality comparisons for here.
25838 (fold_binary) <EQ_EXPR>: Simplify complex comparisons that are
25839 known at compile-time or can be simplified to a scalar comparison.
25840 (fold_relational_const): Move compile-time evaluation of complex
25841 constant equality/inequality comparisons to here.
25843 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
25845 PR rtl-optimization/30643
25846 * cse.c (cse_insn): Recompute dest_hash after insert_regs for
25848 (fold_rtx): Recurse, like before 2006-11-03.
25850 2007-03-09 DJ Delorie <dj@redhat.com>
25852 * config/m32c/t-m32c (m32c-pragma.o): Add TM_H dependency to
25855 2007-03-09 Aldy Hernandez <aldyh@redhat.com>
25857 PR tree-optimization/30375
25858 * tree-ssa-dse.c (dse_possible_dead_store_p): Do not eliminate if
25859 LHS of statements is not the same.
25860 * testsuite/gcc.dg/tree-ssa/ssa-dse-10.c: New.
25862 2007-03-09 Chao-ying Fu <fu@mips.com>
25864 * doc/extend.texi (MIPS DSP Built-in Functions): Document the DSP
25866 * doc/invoke.texi (-mdspr2): Document new option.
25867 * config/mips/mips.md (UNSPEC_ABSQ_S_QB .. UNSPEC_DPSQX_SA_W_PH):
25868 New unspec for DSP REV 2.
25869 (<u>mulsidi3_32bit_internal): Check if !TARGET_DSPR2, because
25870 these instructions are extended in DSP REV 2.
25871 (mips-dspr2.md): Include.
25872 * config/mips/mips.opt (mdspr2): New option.
25873 * config/mips/mips.c (mips_function_type): Add MIPS_V4QI_FTYPE_V4QI,
25874 MIPS_SI_FTYPE_SI_SI_SI, MIPS_DI_FTYPE_DI_USI_USI, MIPS_DI_FTYPE_SI_SI,
25875 MIPS_DI_FTYPE_USI_USI, MIPS_V2HI_FTYPE_SI_SI_SI.
25876 (override_options): Check TARGET_DSPR2 to enable MASK_DSP.
25877 (CODE_FOR_mips_mul_ph): Define it to CODE_FOR_mulv2hi3.
25878 (dsp_bdesc): Add DSP REV 2 builtins. Remove 32-bit only DSP builtins.
25879 (dsp_32only_bdesc): New description table for 32-bit only DSP REV 1
25881 (bdesc_map): Add one field of unsupported_target_flags.
25882 (bdesc_arrays): Update entries to have extra fields. Add
25884 (mips_init_builtins): Initialize new function types.
25885 Check unsupported_target_fileds to filter out builtins.
25886 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dspr2 if
25888 (ASM_SPEC): Pass mdspr2 to the assembler.
25889 * config/mips/mips-dspr2.md: New file.
25891 2007-03-09 Sa Liu <saliu@de.ibm.com>
25893 * config/rs6000/altivec.md: Fix vcond patterns using if_then_else.
25895 2007-03-09 Ian Lance Taylor <iant@google.com>
25897 * opts.c (common_handle_option): Treat -Wstrict-overflow (with no
25898 argument) like -Wstrict-overflow=2.
25899 * doc/invoke.texi (Warning Options): Update documentation.
25901 2007-03-09 Dirk Mueller <dmueller@suse.de>
25904 * doc/invoke.texi (-Wlogical-op): Document.
25905 * common.opt (-Wlogical-op): New.
25906 * c-common.h (warn_logical_operator): Declare.
25907 * c-common.c (warn_logical_operator): Define.
25908 * c-typeck.c (parser_build_binary_op): Call
25909 warn_logical_operator.
25911 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
25913 * rtl.h (gen_rtx_ASM_INPUT): Use "" instead of NULL file name.
25914 * final.c (final_scan_insn): Test for non-"" file name.
25916 2007-03-09 Sebastian Pop <sebastian.pop@inria.fr>
25918 * doc/loop.texi: Document the Omega linear constraints solver.
25919 * doc/invoke.texi: Document -fcheck-data-deps, omega-max-vars,
25920 omega-max-geqs, omega-max-eqs, omega-max-wild-cards,
25921 omega-hash-table-size, omega-max-keys, and
25922 omega-eliminate-redundant-constraints.
25923 * tree-pass.h (pass_check_data_deps): Declared.
25926 * timevar.def (TV_CHECK_DATA_DEPS): Declared.
25927 * tree-ssa-loop.c (check_data_deps, gate_check_data_deps,
25928 pass_check_data_deps): New.
25929 * tree-data-ref.c (init_data_ref): Remove declaration.
25930 (dump_data_dependence_relation): Dump DDR_INNER_LOOP.
25931 (analyze_array): Renamed init_array_ref, move up initializations.
25932 (init_data_ref): Renamed init_pointer_ref. Moved before its call.
25933 Removed arguments that are set to NULL.
25934 (analyze_indirect_ref): Correct indentation, correct call to
25936 (object_analysis): Call init_array_ref instead of analyze_array.
25937 (initialize_data_dependence_relation): Initialize DDR_INNER_LOOP.
25938 (access_functions_are_affine_or_constant_p): Use DR_ACCESS_FNS instead
25939 of DR_ACCESS_FNS_ADDR.
25940 (init_omega_eq_with_af, omega_extract_distance_vectors,
25941 omega_setup_subscript, init_omega_for_ddr_1, init_omega_for_ddr,
25942 ddr_consistent_p): New.
25943 (compute_affine_dependence): Check consistency of ddrs when
25944 flag_check_data_deps is passed.
25945 (analyze_all_data_dependences): Uncomment.
25946 (tree_check_data_deps): New.
25947 * tree-data-ref.h: Include omega.h.
25948 (DR_ACCESS_FNS_ADDR): Removed.
25949 (data_dependence_relation): Add inner_loop.
25950 (DDR_INNER_LOOP): New.
25951 * common.opt (fcheck-data-deps): New.
25952 * tree-flow.h (tree_check_data_deps): Declare.
25953 * Makefile.in (TREE_DATA_REF_H): Depend on omega.h.
25954 (OBJS-common): Depend on omega.o.
25956 * passes.c (pass_check_data_deps): Scheduled.
25957 * params.def (PARAM_OMEGA_MAX_VARS, PARAM_OMEGA_MAX_GEQS,
25958 PARAM_OMEGA_MAX_EQS, PARAM_OMEGA_MAX_WILD_CARDS,
25959 PARAM_OMEGA_HASH_TABLE_SIZE, PARAM_OMEGA_MAX_KEYS,
25960 PARAM_VECT_MAX_VERSION_CHECKS,
25961 PARAM_OMEGA_ELIMINATE_REDUNDANT_CONSTRAINTS): New.
25963 2007-03-09 Richard Guenther <rguenther@suse.de>
25965 PR tree-optimization/30904
25966 PR middle-end/31058
25967 * tree-vrp.c (extract_range_from_binary_expr): Handle RSHIFT_EXPR
25968 the same way as *_DIV_EXPR.
25970 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
25972 * recog.c (decode_asm_operands): No mixed declarations and code.
25974 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
25976 * rtl.def (ASM_INPUT): Add location.
25977 * rtl.h (ASM_INPUT_SOURCE_LOCATION): New.
25978 (ASM_INPUT_SOURCE_FILE, ASM_INPUT_SOURCE_LINE): New.
25979 (decode_asm_operands): Add loc operand.
25980 (gen_rtx_ASM_INPUT, gen_rtx_ASM_INPUT_loc): Define.
25981 * stmt.c (expand_asm): Rename to...
25982 (expand_asm_loc): ... this. Add locus argument. Pass it on to
25983 gen_rtx_ASM_INPUT_loc.
25984 (expand_asm_expr): Adjust.
25985 * recog.c (decode_asm_operands): Add loc operand.
25986 (check_asm_operands, extract_insn): Adjust.
25987 * reload1.c (maybe_fix_stack_asms): Likewise.
25988 * final.c (asm_insn_count): Likewise.
25989 (final_scan_insn): Output # line before and after asm.
25991 2007-03-09 Daniel Berlin <dberlin@dberlin.org>
25993 * tree-ssa-structalias.c (variable_info): Remove
25995 (new_var_info): Ditto.
25996 (shared_bitmap_info_t): New structure.
25997 (shared_bitmap_table): New variable.
25998 (shared_bitmap_hash): New function.
25999 (shared_bitmap_eq): Ditto
26000 (shared_bitmap_lookup): Ditto.
26001 (shared_bitmap_add): Ditto.
26002 (merge_smts_into): Change to take bitmap directly.
26003 (find_what_p_points_to): Rewrite to use shared bitmap hashtable.
26004 (init_alias_vars): Init shared bitmap hashtable.
26005 (delete_points_to_sets): Delete shared bitmap hashtable.
26006 * tree-ssa-operands.c (add_virtual_operand): Partially revert the
26007 is_aliased removal as a change that was still necessary was
26010 2007-03-09 Uros Bizjak <ubizjak@gmail.com>
26012 * config/i386/i386.h (override_options): Conditionally disable
26013 x86_sahf for 64bit targets only.
26015 2007-03-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
26018 * c-decl.c (merge_decls): Don't call make_var_volatile.
26019 * varasm.c (make_var_volatile): Remove.
26020 * output.h (make_var_volatile): Remove.
26022 2007-03-08 Zdenek Dvorak <dvorakz@suse.cz>
26024 PR tree-optimization/31085
26025 * tree-ssa-address.c (create_mem_ref): Fix test of type of base.
26027 2007-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
26029 * builtins.def (lceil, lceilf, lceill, lfloor, lfloorf, lfloorl,
26030 llceil, llceilf, llceill, llfloor, llfloorf, llfloorl): Mark with
26031 ATTR_CONST_NOTHROW_LIST.
26033 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
26036 2007-03-08 Diego Novillo <dnovillo@redhat.com>
26038 * doc/tree-ssa.texi: Remove documentation for V_MUST_DEF.
26040 2007-03-08 Geoffrey Keating <geoffk@apple.com>
26043 * gccspec.c (lang_specific_driver): Do nothing when NEXT_OBJC_RUNTIME
26045 * config/darwin.h (REAL_LIBGCC_SPEC): When -fgnu-runtime is
26046 passed, use shared libgcc.
26048 2007-03-08 Roger Sayle <roger@eyesopen.com>
26050 * tree-eh.c (do_return_redirection): Call build_gimple_modify_stmt
26051 instead of calling build2 with a GIMPLE_MODIFY_STMT.
26052 (honor_protect_cleanup_actions, lower_try_finally_switch):
26054 * tree-if-conv.c (replace_phi_with_cond_gimple_modify_stmt,
26055 ifc_temp_var): Likewise.
26056 * tree-inline.c (setup_one_parameter): Likewise.
26057 * tree-mudflap.c (mf_decl_cache_locals,
26058 mf_build_check_statement_for): Likewise.
26059 * tree-nested.c (init_tmp_var, save_tmp_var,
26060 finalize_nesting_tree_1): Likewise.
26061 * tree-outof-ssa.c (insert_copy_on_edge,
26062 insert_backedge_copies): Likewise.
26063 * tree-profile.c (tree_gen_edge_profiler,
26064 tree_gen_ic_profiler): Likewise.
26065 * tree-scalar-evolution.c (scev_const_prop): Likewise.
26066 * tree-sra.c (sra_build_assignment): Likewise.
26067 * tree-ssa-loop-im.c (determine_invariantness_stmt): Likewise.
26068 * tree-ssa-math-opts.c (insert_reciprocals,
26069 execute_cse_sincos_1): Likewise.
26070 * tree-tailcall.c (adjust_accumulator_values,
26071 adjust_return_value): Likewise.
26072 * tree-vect-patterns.c (vect_pattern_recog_1): Likewise.
26073 * tree-vect-transform.c (vect_create_data_ref_ptr,
26074 bump_vector_ptr, vect_init_vector, get_initial_def_for_induction,
26075 vect_create_epilog_for_reduction, vectorizable_reduction,
26076 vectorizable_call, vectorizable_conversion,
26077 vectorizable_assignment, vectorizable_operation,
26078 vectorizable_type_demotion, vect_gen_widened_results_half,
26079 vect_permute_store_chain, vectorizable_store,
26080 vect_setup_realignment, vect_permute_load_chain,
26081 vectorizable_load, vectorizable_condition,
26082 vect_create_cond_for_align_checks): Likewise.
26083 * tree-vrp.c (build_assert_expr_for): Likewise.
26085 2007-03-08 Ian Lance Taylor <iant@google.com>
26087 * tree-vrp.c: Include "intl.h".
26088 (usable_range_p): New static function.
26089 (compare_values_warnv): Don't test TYPE_OVERFLOW_UNDEFINED for
26090 overflowed values, juts set *strict_overflow_p.
26091 (compare_values): Only return -2 if one of the operands is not a
26093 (compare_ranges): Call usable_range_p.
26094 (compare_range_with_value): Likewise.
26095 (vrp_evaluate_conditional_warnv): Rename from
26096 vrp_evaluate_conditional. Make static. Change all callers.
26097 (vrp_evaluate_conditional): New function.
26098 (simplify_div_or_mod_using_ranges): Issue warning about reliance
26099 on signed overflow.
26100 (simplify_abs_using_ranges): Likewise.
26101 (simplify_stmt_for_jump_threading): Add within_stmt parameter.
26102 * tree-ssa-dom.c (simplify_stmt_for_jump_threading): Add
26103 within_stmt parameter.
26104 * tree-ssa-propagate.c (fold_predicate_in): Update call to
26105 vrp_evaluate_conditional.
26106 * tree-ssa-threadedge.c
26107 (record_temporary_equivalences_from_stmts_at_dest): Change
26108 simplify parameter to take a second tree parameter.
26109 (simplify_control_stmt_condition): Likewise.
26110 (thread_across_edge): Likewise.
26111 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
26112 (thread_across_edge): Likewise.
26113 * Makefile.in (tree-vrp.o): Depend upon intl.h.
26115 2007-03-08 Uros Bizjak <ubizjak@gmail.com>
26117 * config/i386/i386.h (TARGET_SAHF): New define.
26118 * config/i386/i386.c (ix86_tune_features) [X86_TUNE_USE_SAHF]:
26119 Also enable for m_K8, m_AMDFAM10 and m_CORE2.
26120 (x86_sahf): New global variable.
26121 (override_options): Add PTA_NO_SAHF to pta_flags enum. Recode
26122 pta_flags masks using shifts. Add PTA_NO_SAHF to x86_64 and
26123 nocona processor flags. Set x86_sahf when PTA_NO_SAHF is not set
26124 in processor flags. Do not unconditionally disable TARGET_USE_SAHF
26126 (ix86_fp_comparison_sahf_cost): Return high value for !TARGET_SAHF.
26127 (ix86_expand_fp_compare): Check for TARGET_CMOVE or TARGET_SAHF
26128 when expanding fcomi/sahf based tests.
26129 (ix86_emit_fp_unordered_jump): Check for TARGET_SAHF when
26130 expanding sahf based alternative. Emit sahf based sequence when
26131 optimizing for code size.
26132 * config/i386/i386.md (x86_sahf_1): Do not disable for
26133 TARGET_64BIT, enable for TARGET_SAHF.
26135 2007-03-08 Martin Michlmayr <tbm@cyrius.com>
26137 * tree-ssa-coalesce.c (fail_abnormal_edge_coalesce): Remove
26138 spurious whitespace from error message.
26140 2007-03-08 Volker Reichelt <reichelt@netcologne.de>
26143 * c-common.c (fold_offsetof_1): Handle COMPOUND_EXPR.
26145 2007-03-08 Alexandre Oliva <aoliva@redhat.com>
26147 * c-decl.c (grokdeclarator): Disable warnings for anonymous
26149 * tree-sra.c (instantiate_element): Propagate disabled warnings
26150 from the element itself to the created variable.
26152 2007-03-07 Richard Henderson <rth@redhat.com>
26155 * reg-stack.c (emit_swap_insn): If a malformed asm was seen,
26156 silently fix up the stack in the case of a missing register.
26158 2007-03-07 Paul Brook <paul@codesourcery.com>
26160 * config/arm/libunwind.S: Add .arch/.object_arch for armv4 builds.
26162 2007-03-07 Joseph Myers <joseph@codesourcery.com>
26164 * config/arm/unwind-arm.c (struct wmmxd_regs, struct wmmxc_regs):
26166 (phase1_vrs): Use them.
26167 (DEMAND_SAVE_WMMXD, DEMAND_SAVE_WMMXC): New.
26168 (__gnu_Unwind_Save_WMMXD, __gnu_Unwind_Restore_WMMXD,
26169 __gnu_Unwind_Save_WMMXC, __gnu_Unwind_Restore_WMMXC): Declare.
26170 (restore_non_core_regs): Call __gnu_Unwind_Restore_WMMXD and
26171 __gnu_Unwind_Restore_WMMXC if required.
26172 (_Unwind_VRS_Pop): Implement iWMMXt support.
26173 * config/arm/libunwind.S (gnu_Unwind_Restore_WMMXD,
26174 gnu_Unwind_Save_WMMXD, gnu_Unwind_Restore_WMMXC,
26175 gnu_Unwind_Save_WMMXC): Define.
26177 2007-03-07 Richard Sandiford <richard@codesourcery.com>
26179 * config/vxworks.h (vxworks_override_options): Declare.
26180 (VXWORKS_OVERRIDE_OPTIONS): Use it.
26181 * config/vxworks.c: Include target.h and toplev.h.
26182 (vxworks_override_options): New function.
26183 * config/t-vxworks (vxworks.o): Depend on $(TARGET_H) and toplev.h.
26185 2007-03-07 Andreas Krebbel <krebbel1@de.ibm.com>
26187 * config/s390/s390.c (override_options): Don't emit an error when
26188 -mstack-size is used without providing -mstack-guard.
26189 (s390_emit_prologue): Choose stack_guard value automatically if not
26190 provided via command line.
26191 * doc/invoke.texi: Adjust description of -mstack-guard and
26194 2007-03-07 Richard Sandiford <richard@codesourcery.com>
26196 * config/i386/i386.c (output_set_got): Add a GOT initialization
26197 sequence for VxWorks PIC.
26198 (legitimate_pic_address_disp_p): Allow UNSPEC_GOT wrappers
26199 around labels as well as symbols. Use gotoff_operand instead
26200 of local_symbolic_operand.
26201 (legitimize_pic_address): Use gotoff_operand instead of
26202 local_symbolic_operand. Use @GOT accesses for labels as
26204 (ix86_output_addr_diff_elt): Use PC-relative rather than
26205 GP-relative offsets for VxWorks PIC.
26206 (ix86_expand_move): Pass NULL_RTX to legitimize_pic_address unless
26207 no_new_pseudos. Check whether the returned register is op0.
26208 * config/i386/i386.md (tablejump): Use PC-relative rather than
26209 GP-relative offsets for VxWorks PIC.
26210 * config/i386/predicates.md (gotoff_operand): New predicate.
26212 2007-03-06 Richard Sandiford <richard@codesourcery.com>
26214 * config/vxworks.h (VXWORKS_GOTT_BASE, VXWORKS_GOTT_INDEX): Undefine
26216 * config/vxworks-dummy.h: New file.
26217 * config/i386/i386.h: Include it.
26219 2007-03-07 Alexandre Oliva <aoliva@redhat.com>
26221 * dwarf2out.c (is_inlined_entry_point): New
26222 (add_high_low_attributes): Emit DW_AT_entry_pc along with
26223 DW_AT_ranges if the first subblock is the entry point.
26225 2007-03-06 David Daney <ddaney@avtrex.com>
26227 * doc/install.texi (mips-*-*): Change recommended binutils
26230 2007-03-06 Anatoly Sokolov <aesok@post.ru>
26232 * config/avr/avr.c (avr_mcu_types): Add support for ATmega325P,
26233 ATmega3250P, ATmega329P, ATmega3290P, AT90USB82 and AT90USB162
26235 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
26236 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
26238 2007-03-06 Jan Hubicka <jh@suse.cz>
26240 * errors.h (warning, error, fatal, internal_error): Mark as cold.
26241 * predict.c (maybe_hot_bb): Cold functions are never hot; hot
26243 (probably_cold_bb_p): Cold functions are cold.
26244 (probably_never_executed_bb_p): Cold functions are cold.
26245 (tree_bb_level_predictions): Predict calls to cold functions as not
26247 (compute_function_frequency): Check hot/cold attributes.
26248 * function.h (function_frequency): Update comments.
26249 * predict.def (PRED_COLD_FUNCTION): Predict cold function.
26250 * c-common.c (handle_hot_attribute, handle_cold_attribute): New.
26251 (c_common_att): Add cold and hot.
26253 * doc/extend.texi (hot,cold attributes): Document.
26255 2007-03-06 Andrew Haley <aph@redhat.com>
26257 * function.c (expand_function_end): Move blockage to just after we
26258 emit the label for the naked return from the function.
26260 2007-03-06 Richard Sandiford <richard@codesourcery.com>
26262 * config/i386/att.h (ASM_OUTPUT_ASCII, ASM_OUTPUT_SKIP): Undefine
26265 2007-03-06 Jan Hubicka <jh@suse.cz>
26267 * reg-stack.c (reg_to_stack): Large models don't allow NAN to be
26268 loaded for constant large models. Non-large 64bit PIC can do.
26269 * config/i386/i386.h (CASE_VECTOR_MODE): Large PIC cases are 64bit.
26270 * cmodel.h: Add LARGE PIC.
26271 * config/i386/i386.md (UNSPEC_PLTOFF): New.
26272 (UNSPEC_SET_RIP, UNSPEC_SET_GOT_OFFSET): New; renumber other
26274 (*call_1_rex64): Disable for large models.
26275 (*call_1_rex64_large): New.
26276 (*call_value_1_rex64): Disable for large models.
26277 (*call_value_1_rex64_large): New.
26278 (set_rip_rex4): New.
26279 (set_got_offset_rex64): New.
26280 * config/i386/predicates.md (constant_call_address_operand): For
26281 large model constant calls are not possible.
26282 * config/i386/i386-protos.h (construct_plt_address): Declare.
26283 * config/i386/i386.c (override_options): Accept large models.
26284 (ix86_expand_prologue): Expand large PIC GOT pointer load.
26285 (legitimate_constant_p): Add new UNSPECs.
26286 (legitimate_pic_operand_p): Likewise.
26287 (legitimate_pic_address_disp_p): Disallow local symbols for large PICs.
26288 (legitimize_pic_address): Do easy RIP relative way for TLS only for
26290 (output_pic_addr_const): Add PLTOFF.
26291 (ix86_output_addr_diff_elt): Output 64bit tables when needed.
26292 (ix86_expand_move): Legitimize pic address when in PIC mode.
26293 (construct_plt_address): New function.
26294 (ix86_expand_call): Offload the address to register and use GOT
26295 pointer for large model.
26296 * invoke.texi (mcmodel=large): Update documentation.
26298 2007-03-06 Richard Henderson <rth@redhat.com>
26300 * config/i386/i386.c (x86_use_leave, x86_push_memory,
26301 x86_zero_extend_with_and, x86_movx, x86_double_with_add,
26302 x86_use_bit_test, x86_unroll_strlen, x86_deep_branch,
26303 x86_branch_hints, x86_use_sahf, x86_partial_reg_stall,
26304 x86_partial_flag_reg_stall, x86_use_himode_fiop, x86_use_simode_fiop,
26305 x86_use_mov0, x86_use_cltd, x86_read_modify_write, x86_read_modify,
26306 x86_split_long_moves, x86_promote_QImode, x86_fast_prefix,
26307 x86_single_stringop, x86_qimode_math, x86_promote_qi_regs,
26308 x86_himode_math, x86_promote_hi_regs, x86_sub_esp_4, x86_sub_esp_8,
26309 x86_add_esp_4, x86_add_esp_8, x86_integer_DFmode_moves,
26310 x86_partial_reg_dependency, x86_memory_mismatch_stall,
26311 x86_prologue_using_move, x86_epilogue_using_move, x86_shift1,
26312 x86_sse_partial_reg_dependency, x86_sse_split_regs,
26313 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
26314 x86_sse_load0_by_pxor, x86_use_ffreep, x86_use_incdec,
26315 x86_inter_unit_moves, x86_ext_80387_constants, x86_four_jump_limit,
26316 x86_schedule, x86_use_bt, x86_pad_returns,
26317 x86_use_xchgb): Merge into ...
26318 (ix86_tune_features): ... here. New array.
26319 (x86_cmove, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
26320 x86_bswap): Merge into ...
26321 (ix86_arch_features): ... here. New array.
26322 (x86_3dnow_a): Remove.
26323 (x86_accumulate_outgoing_args): Make static.
26324 (x86_arch_always_fancy_math_387): Make static.
26325 (ix86_tune_mask, ix86_arch_mask): Move ...
26326 (override_options): ... to local variables here. Apply the
26327 appropriate mask to each element of ix86_arch_features and
26328 ix86_tune_features. Adjust TARGET_CMOVE and TARGET_USE_SAHF
26329 as were done in the old macros.
26330 (standard_80387_constant_p): Use TARGET_EXT_80387_CONSTANTS.
26331 * config/i386/i386.h (x86_use_leave, x86_push_memory,
26332 x86_zero_extend_with_and, x86_use_bit_test, x86_cmove, x86_deep_branch,
26333 x86_branch_hints, x86_unroll_strlen, x86_double_with_add,
26334 x86_partial_reg_stall, x86_movx, x86_use_himode_fiop,
26335 x86_use_simode_fiop, x86_use_mov0, x86_use_cltd, x86_use_xchgb,
26336 x86_read_modify_write, x86_read_modify, x86_split_long_moves,
26337 x86_promote_QImode, x86_single_stringop, x86_fast_prefix,
26338 x86_himode_math, x86_qimode_math, x86_promote_qi_regs,
26339 x86_promote_hi_regs, x86_integer_DFmode_moves, x86_add_esp_4,
26340 x86_add_esp_8, x86_sub_esp_4, x86_sub_esp_8,
26341 x86_partial_reg_dependency, x86_memory_mismatch_stall,
26342 x86_accumulate_outgoing_args, x86_prologue_using_move,
26343 x86_epilogue_using_move, x86_decompose_lea,
26344 x86_arch_always_fancy_math_387, x86_shift1,
26345 x86_sse_partial_reg_dependency, x86_sse_split_regs,
26346 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
26347 x86_sse_load0_by_pxor, x86_use_ffreep, x86_inter_unit_moves,
26348 x86_schedule, x86_use_bt, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
26349 x86_use_incdec, x86_pad_returns, x86_bswap,
26350 x86_partial_flag_reg_stall): Remove.
26351 (enum ix86_tune_indices): New.
26352 (ix86_tune_features): New.
26353 (TARGET_USE_LEAVE, TARGET_PUSH_MEMORY, TARGET_ZERO_EXTEND_WITH_AND,
26354 TARGET_USE_BIT_TEST, TARGET_UNROLL_STRLEN,
26355 TARGET_DEEP_BRANCH_PREDICTION, TARGET_BRANCH_PREDICTION_HINTS,
26356 TARGET_DOUBLE_WITH_ADD, TARGET_USE_SAHF, TARGET_MOVX,
26357 TARGET_PARTIAL_REG_STALL, TARGET_PARTIAL_FLAG_REG_STALL,
26358 TARGET_USE_HIMODE_FIOP, TARGET_USE_SIMODE_FIOP, TARGET_USE_MOV0,
26359 TARGET_USE_CLTD, TARGET_USE_XCHGB, TARGET_SPLIT_LONG_MOVES,
26360 TARGET_READ_MODIFY_WRITE, TARGET_READ_MODIFY, TARGET_PROMOTE_QImode,
26361 TARGET_FAST_PREFIX, TARGET_SINGLE_STRINGOP, TARGET_QIMODE_MATH,
26362 TARGET_HIMODE_MATH, TARGET_PROMOTE_QI_REGS, TARGET_PROMOTE_HI_REGS,
26363 TARGET_ADD_ESP_4, TARGET_ADD_ESP_8, TARGET_SUB_ESP_4,
26364 TARGET_SUB_ESP_8, TARGET_INTEGER_DFMODE_MOVES,
26365 TARGET_PARTIAL_REG_DEPENDENCY, TARGET_SSE_PARTIAL_REG_DEPENDENCY,
26366 TARGET_SSE_UNALIGNED_MOVE_OPTIMAL, TARGET_SSE_SPLIT_REGS,
26367 TARGET_SSE_TYPELESS_STORES, TARGET_SSE_LOAD0_BY_PXOR,
26368 TARGET_MEMORY_MISMATCH_STALL, TARGET_PROLOGUE_USING_MOVE,
26369 TARGET_EPILOGUE_USING_MOVE, TARGET_SHIFT1, TARGET_USE_FFREEP,
26370 TARGET_INTER_UNIT_MOVES, TARGET_FOUR_JUMP_LIMIT, TARGET_SCHEDULE,
26371 TARGET_USE_BT, TARGET_USE_INCDEC, TARGET_PAD_RETURNS,
26372 TARGET_EXT_80387_CONSTANTS): Use it.
26373 (enum ix86_arch_indices): New.
26374 (ix86_arch_features): New.
26375 (TARGET_CMOVE, TARGET_CMPXCHG, TARGET_CMPXCHG8B, TARGET_XADD,
26376 TARGET_BSWAP): Use it.
26377 (ix86_tune_mask, ix86_arch_mask): Remove.
26379 2007-03-06 Joseph Myers <joseph@codesourcery.com>
26382 * configure.ac (CROSS_SYSTEM_HEADER_DIR, build_system_header_dir):
26383 Define using $${sysroot_headers_suffix}.
26384 * configure: Regenerate.
26385 * cppdefault.c (cpp_include_defaults): Make FIXED_INCLUDE_DIR a
26386 multilib-suffixed directory if SYSROOT_HEADERS_SUFFIX_SPEC
26388 * doc/invoke.texi (-print-sysroot-headers-suffix): Document.
26389 * gcc.c (print_sysroot_headers_suffix): New.
26390 (option_map): Include --print-sysroot-headers-suffix.
26391 (display_help): Mention -print-sysroot-headers-suffix.
26392 (process_command): Handle -print-sysroot-headers-suffix.
26393 (do_spec_1): Append multilib directory to include-fixed path if
26394 sysroot suffixes in use.
26395 (main): Handle -print-sysroot-headers-suffix.
26396 * Makefile.in (start.encap): Don't depend on xlimits.h
26397 (xlimits.h): Remove.
26398 (stmp-int-hdrs): Don't depend on xlimits.h. Inline generation of
26399 limits.h for each multilib in fixinc_list.
26400 (fixinc_list, s-fixinc_list): New.
26401 (stmp-fixinc): Depend on fixinc_list. If not copying headers,
26402 generate them for each multilib in fixinc_list.
26403 (stmp-fixproto): Use include-fixed. Run fixproto for each
26404 multilib in fixinc_list.
26405 (mostlyclean): Don't remove xlimits.h.
26406 (clean): Remove include-fixed.
26407 (real-install-headers-tar, real-install-headers-cpio,
26408 real-install-headers-cp): Don't copy include, only include-fixed.
26409 (install-mkheaders): Depend on fixinc_list. Don't depend on
26410 xlimits.h. Save limits.h files for each multilib in fixinc_list.
26411 Always save mkinstalldirs. Preserve ${sysroot_headers_suffix} in
26412 SYSTEM_HEADER_DIR setting in mkheaders.conf.
26414 2007-03-06 Jan Hubicka <jh@suse.cz>
26416 * regstack.c (reg_to_stack): When in 64bit PIC mode, we still can load
26419 2007-03-06 Richard Sandiford <richard@codesourcery.com>
26421 * configure.ac: Allow tm_file to contain build-directory files.
26422 * configure: Regenerate.
26423 * config.gcc (m68k-*-uclinux*): Add ./sysroot-suffix.h to tm_file.
26424 * config/m68k/t-uclinux (sysroot-suffix.h): New target.
26425 * config/m68k/print-sysroot-suffix.sh: New file.
26427 2007-03-06 Richard Sandiford <richard@codesourcery.com>
26429 * config/m68k/m68k.h (PIC_OFFSET_TABLE_REGNUM): Use the REGNO
26430 of pic_offset_table_rtx if reload_completed.
26431 (CONDITIONAL_REGISTER_USAGE): Use PIC_REG instead of
26432 PIC_OFFSET_TABLE_REGNUM.
26433 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Always
26435 (m68k_save_reg): Use PIC_REG instead of PIC_OFFSET_TABLE_REGNO.
26436 (m68k_output_mi_thunk): Rewrite to use RTL. Honor vcall_offset.
26438 2007-03-06 Richard Sandiford <richard@codesourcery.com>
26440 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
26441 functions that call eh_return.
26443 2007-03-06 Richard Sandiford <richard@codesourcery.com>
26445 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
26446 functions that need a constant pool.
26448 2007-03-06 Richard Sandiford <richard@codesourcery.com>
26451 * config/m68k/m68k-protos.h (m68k_secondary_reload_class): Declare.
26452 (m68k_preferred_reload_class): Likewise.
26453 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Remove duplicated comment.
26454 (SECONDARY_RELOAD_CLASS): Define.
26455 (PREFERRED_RELOAD_CLASS): Use m68k_preferred_reload_class.
26456 (LIMIT_RELOAD_CLASS): Delete.
26457 * config/m68k/m68k.c (m68k_regno_mode_ok): Don't prevent address
26458 registers from storing bytes.
26459 (m68k_secondary_reload_class): New function.
26460 (m68k_preferred_reload_class): Likewise.
26462 2007-03-06 Richard Sandiford <richard@codesourcery.com>
26464 * config/m68k/m68k.c (m68k_save_reg): Remove special case for
26466 (m68k_expand_prologue): Likewise.
26468 2007-03-06 Richard Sandiford <richard@codesourcery.com>
26470 * config/m68k/m68k-protos.h (output_sibcall): Declare.
26471 (mips_expand_epilogue): Add a bool parameter.
26472 (m68k_legitimize_sibcall_address): Declare.
26473 * config/m68k/m68k.c (TARGET_FUNCTION_OK_FOR_SIBCALL): Define.
26474 (m68k_expand_epilogue): Add a parameter to select between sibling
26475 and normal epilogues. Only generate a return for the latter.
26476 (m68k_ok_for_sibcall_p): New function.
26477 (m68k_legitimize_sibcall_address, output_sibcall): New functions.
26478 * config/m68k/m68k.md (sibcall, *sibcall): New patterns.
26479 (sibcall_value, *sibcall_value): Likewise.
26480 (*call, *call_value): Require !SIBLING_CALL_P.
26481 (epilogue): Update call to m68k_expand_epilogue.
26482 (sibcall_epilogue): New pattern.
26483 * config/m68k/predicates.md (const_call_operand): Say that this
26484 predicate applies to sibling calls too.
26485 (sibcall_operand): New predicate.
26487 2007-03-06 Richard Sandiford <richard@codesourcery.com>
26489 * config/m68k/m68k.md (movsf_cf_soft): Provide the same non-mov3q
26490 alternatives as movsi_cf.
26491 (movsf_cf_hard): Add commentary.
26493 2007-03-06 Kazu Hirata <kazu@codesourcery.com>
26494 Richard Sandiford <richard@codesourcery.com>
26496 * config/m68k/m68k-protos.h (m68k_interrupt_function_p): Declare.
26497 (m68k_movem_pattern_p, m68k_output_movem): Likewise.
26498 (m68k_expand_prologue, m68k_expand_epilogue): Likewise.
26499 * config/m68k/m68k.h (EPILOGUE_USES): Define. Treat all registers
26500 as being live on exit from an interrupt function.
26501 (PRINT_OPERAND_PUNCT_VALID_P): Return true for '?'.
26502 * config/m68k/m68k.c (MIN_MOVEM_REGS, MIN_FMOVEM_REGS): New macros.
26503 (m68k_frame): Remove reg_rev_mask and fpu_rev_mask.
26504 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Delete.
26505 (m68k_interrupt_function_p): Globalize.
26506 (m68k_compute_frame_layout): Remove reverse mask code.
26507 (m68k_emit_movem, m68k_set_frame_related): New functions.
26508 (m68k_output_function_prologue): Delete in favor of...
26509 (m68k_expand_prologue): ...this new function.
26510 (m68k_output_function_epilogue): Delete in favor of...
26511 (m68k_expand_epilogue): ...this new function.
26512 (m68k_split_offset, m68k_movem_pattern_p, m68k_output_movem): New
26514 (print_operand): Handle %?.
26515 * config/m68k/m68k.md (UNSPEC_SIN, UNSPEC_COS): Remove excess space.
26516 (UNSPEC_GOT, A1_REG, PIC_REG, FP0_REG): New constants.
26517 (prologue, epilogue): New patterns.
26518 (return): Turn into a define_expand.
26519 (*return): New pattern, derived from old "return" pattern. Use rte
26520 rather than rts for interrupt functions. Only use rtd if the pop
26522 (*m68k_store_multiple, *m68k_store_multiple_automod): New patterns.
26523 (*m68k_load_multiple, *m68k_load_multiple_automod): Likewise.
26524 (link, *link, unlink, *unlink, load_got): Likewise.
26526 2007-03-06 Richard Sandiford <richard@codesourcery.com>
26530 * config/m68k/m68k-protos.h (m68k_legitimate_base_reg_p): Declare.
26531 (m68k_legitimate_index_reg_p, m68k_legitimate_address_p): Likewise.
26532 (m68k_matches_q_p, m68k_matches_u_p): Likewise.
26533 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Use m68k_matches_q_p
26534 and m68k_matches_u_p.
26535 (PCREL_GENERAL_OPERAND_OK, LEGITIMATE_BASE_REG_P): Delete.
26536 (INDIRECTABLE_1_ADDRESS_P, GO_IF_NONINDEXED_ADDRESS): Delete.
26537 (GO_IF_INDEXABLE_BASE, GO_IF_INDEXING, GO_IF_INDEXED_ADDRESS): Delete.
26538 (LEGITIMATE_INDEX_REG_P, LEGITIMATE_INDEX_P): Delete.
26539 (GO_IF_COLDFIRE_FPU_LEGITIMATE_ADDRESS): Delete.
26540 (REG_STRICT_P): New macro.
26541 (LEGITIMATE_PIC_OPERAND_P): Use REG_STRICT_P rather than
26542 PCREL_GENERAL_OPERAND_OK.
26543 (REG_OK_FOR_BASE_P): Merge definitions. Use REG_STRICT_P and
26544 m68k_legitimate_base_reg_p.
26545 (REG_MODE_OK_FOR_INDEX_P): Likewise m68k_legitimate_index_reg_p.
26546 (GO_IF_LEGITIMATE_ADDRESS): Likewise m68k_legitimate_address_p.
26547 (PIC_CASE_VECTOR_ADDRESS): Update comment.
26548 * config/m68k/m68k.c (m68k_address): New structure.
26549 (m68k_legitimate_base_reg_p, m68k_legitimate_index_reg_p)
26550 (m68k_decompose_index, m68k_legitimate_constant_address_p)
26551 (m68k_jump_table_ref_p, m68k_decompose_address)
26552 (m68k_legitimate_address_p, m68k_legitimate_mem_p, m68k_matches_q_p)
26553 (m68k_matches_u_p): New functions.
26554 (print_operand_address): Rewrite to use m68k_decompose_index.
26556 2007-03-05 David Taylor <dtaylor@emc.com>
26558 * gcc.c: Correct copyright date in --version output.
26560 2007-03-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
26562 * pa.md: In unamed move patterns, disparge copies between general
26563 and floating point registers using '?' modifier. Don't include 'f'
26564 constraint for register preferences in DImode, SImode, HImode and
26565 QImode patterns. Likewise for 'r' in DFmode and SFmode patterns.
26566 Remove constraints for copies between general and floating registers
26567 in soft-float DFmode pattern.
26568 (movdf): Fail if operand1 is a CONST_DOUBLE and operand0 is a hard
26572 2007-03-05 Mike Stump <mrs@apple.com>
26574 * c-common.c (targetcm): Add.
26575 * c-opts.c (c_common_handle_option): Handle language specific
26577 * opts.c (handle_option): Verify language for target options, if
26579 * opth-gen.awk: Add CL_LANG_ALL.
26580 * target-def.h (TARGET_HANDLE_C_OPTION): Add.
26581 (TARGETCM_INITIALIZER): Add.
26582 * target.h (struct gcc_targetcm): Add.
26584 * targhooks.c (default_handle_c_option): Add.
26585 * targhooks.h (default_handle_c_option): Add.
26586 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Add.
26588 * config/darwin.opt (iframework): Add.
26589 * config/darwin.h (TARGET_HAS_TARGETCM): Add.
26590 * config/darwin-c.c (handle_c_option): Add.
26591 (TARGET_HANDLE_C_OPTION): Add.
26593 * doc/invoke.texi (Darwin Options): Add -iframework.
26595 2007-03-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
26597 * convert.c (convert_to_integer): Fix nearbyint/rint -> *lrint
26600 2007-03-05 Ian Lance Taylor <iant@google.com>
26602 * c.opt (fgnu89-inline): New option.
26603 * c-opts.c (c_common_post_options): Set default value for
26605 * c-decl.c (WANT_C99_INLINE_SEMANTICS): Remove.
26606 (pop_scope): Check flag_gnu89_inline rather than flag_isoc99 for
26608 (diagnose_mismatched_decls, merge_decls, start_decl): Likewise.
26609 (grokdeclarator, start_function): Likewise.
26610 * c-cppbuiltin.c (c_cpp_builtins): Define either
26611 __GNUC_GNU_INLINE__ or __GNUC_STDC_INLINE__.
26612 * doc/invoke.texi (Option Summary): Mention -fgnu89-inline.
26613 (C Dialect Options): Document -fgnu89-inline.
26614 * doc/extend.texi (Function Attributes): Explain what the
26615 gnu_inline attribute does.
26616 * doc/cpp.texi (Common Predefined Macros): Document
26617 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
26619 2007-03-05 Ian Lance Taylor <iant@google.com>
26621 PR tree-optimization/31034
26622 * tree-vrp.c (extract_range_from_assert): Don't try to handle a
26623 half-range if the other side is an overflow infinity.
26625 2007-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
26627 * config.gcc (bfin*-uclinux*): Use t-bfin-uclinux.
26628 (bfin*-linux-uclibc*): New configuration.
26629 * config/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Undefined before
26631 * config/bfin/linux.h: New file.
26632 * config/bfin/libgcc-bfin.ver: New file.
26633 * config/bfin/t-bfin-uclinux: New file.
26634 * config/bfin/t-bfin-linux: New file.
26635 * config/bfin/uclinux.h (LINUX_TARGET_OS_CPP_BUILTINS): New macro.
26636 (TARGET_OS_CPP_BUILTINS): New macro.
26638 2007-03-05 Richard Guenther <rguenther@suse.de>
26640 * fold-const.c (fold_binary): Remove duplicate folding
26641 of comparison of non-null ADDR_EXPR against null.
26643 2007-03-05 Richard Guenther <rguenther@suse.de>
26644 Dorit Nuzman <dorit@il.ibm.com>
26646 PR tree-optimization/26420
26647 * tree-vectorizer.c (vectorize_loops): Bail out early if there
26648 are no loops in the function. Only print the number of
26649 vectorized loops if it is greater than zero or we are supposed
26650 to print information about unvectorized loops.
26652 2007-03-05 Revital Eres <eres@il.ibm.com>
26654 * gcc.dg/var-expand1.c: New test.
26655 * loop-unroll.c (analyze_insn_to_expand_var): Add dump info
26656 when an accumulator is expanded.
26658 2007-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26661 * c-common.c (convert_and_check): Don't give warnings for
26662 conversion if 'expr' already overflowed.
26664 2007-03-04 Roger Sayle <roger@eyesopen.com>
26666 PR middle-end/30744
26667 * fold-const.c (fold_comparison): Enforce type consistency when
26668 transforming ~X op ~Y to Y op X, and ~X op C to X op' ~C.
26670 2007-03-04 Zdenek Dvorak <dvorakz@suse.cz>
26672 * tree-ssa-address.c (create_mem_ref): Do not put an expression
26673 containing a cast to the base of TARGET_MEM_REF.
26675 2007-03-04 Martin Michlmayr <tbm@cyrius.com>
26677 * tree.c (tree_contains_struct_check_failed): Remove spurious
26678 whitespace from error message.
26680 2007-03-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
26683 * config/rs6000/rs6000.c (rs6000_function_value): Look at bit size
26684 instead of precision.
26686 2007-03-04 Roman Zippel <zippel@linux-m68k.org>
26687 Nathan Sidwell <nathan@codesourcery.com>
26689 * emit-rtl.c (find_auto_inc): New.
26690 (try_split): recreate REG_INC notes,
26691 Use regular for loops rather than whiles.
26693 2007-03-03 Andreas Schwab <schwab@suse.de>
26695 * configure.ac (HAVE_AS_REL16): Move test back to correct place.
26696 * configure: Regenerate.
26698 2007-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
26700 * builtins.def (ATTR_MATHFN_FPROUNDING): Rely on
26701 flag_rounding_math, not flag_unsafe_math_optimizations.
26703 * c-pretty-print.c (pp_c_direct_abstract_declarator): Use
26705 * config/alpha/alpha.c (alpha_fold_builtin_zapnot,
26706 alpha_fold_vector_minmax): Likewise.
26707 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
26708 * config/sparc/sparc.c (sparc_gimplify_va_arg): Likewise.
26710 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
26712 * tree-sra.c (sra_walk_fns) <ldst>: Document new restriction.
26713 (sra_walk_modify_expr) <rhs_elt>: Treat the reference as a use
26714 if the lhs has side-effects.
26715 <lhs_elt>: Treat the reference as a use if the rhs has side-effects.
26717 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
26719 * config/i386/i386.h (TUNEMASK): Remove define.
26720 (ARCHMASK): Remove define.
26721 (TARGET_*): Use ix86_tune_mask variable instead of TUNEMASK.
26722 Use ix86_arch_mask variable instead of ARCHMASK.
26723 * config/i386/i386.c (override_options): Ditto.
26724 (standard_80387_constant_p): Ditto.
26726 2007-03-02 Ian Lance Taylor <iant@google.com>
26728 Used signed infinities in VRP.
26729 * tree-vrp.c (uses_overflow_infinity): New static function.
26730 (supports_overflow_infinity): New static function.
26731 (make_overflow_infinity): New static function.
26732 (negative_overflow_infinity): New static function.
26733 (positive_overflow_infinity): New static function.
26734 (is_negative_overflow_infinity): New static function.
26735 (is_positive_overflow_infinity): New static function.
26736 (is_overflow_infinity): New static function.
26737 (overflow_infinity_range_p): New static function.
26738 (compare_values_warnv): New function split out of compare_values.
26739 (compare_value): Call it.
26740 (set_value_range_to_nonnegative): Add overflow_infinity
26741 parameter. Change caller.
26742 (vrp_expr_computes_nonnegative): Add strict_overflow_p parameter.
26744 (vrp_expr_computes_nonzero): Likewise.
26745 (compare_ranges, compare_range_with_value): Likewise.
26746 (compare_name_with_value, compare_names): Likewise.
26747 (vrp_evaluate_conditional): Likewise.
26748 (set_value_range): Handle infinity
26749 (vrp_operand_equal_p, operand_less_p): Likewise.
26750 (extract_range_from_assert): Likewise.
26751 (vrp_int_const_binop): Likewise.
26752 (extract_range_from_binary_expr): Likewise.
26753 (extract_range_from_unary_expr): Likewise.
26754 (extract_range_from_comparison): Likewise.
26755 (extract_range_from_expr): Likewise.
26756 (dump_value_range): Likewise.
26757 (vrp_visit_cond_stmt, vrp_visit_phi_node): Likewise.
26758 (test_for_singularity): Likewise.
26759 (vrp_int_const_binop): Remove inline qualifier.
26760 (adjust_range_with_scev): Add comment.
26761 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
26763 2007-03-02 Diego Novillo <dnovillo@redhat.com>
26765 * tree-ssa-structalias.c (could_have_pointers): Tidy.
26766 (get_constraint_for): Likewise.
26767 (do_structure_copy): Likewise.
26768 (find_func_aliases): Fix references to MODIFY_EXPR.
26769 (intra_create_variable_infos): Tidy.
26770 * tree-ssa-operands.c (add_virtual_operand): Add argument
26772 When adding members of alias sets, if IS_CALL_SITE is true and
26773 the symbol is not call-clobbered, skip it.
26774 Adjust all callers.
26776 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
26778 * config/alpha/alpha.c (alpha_gp_save_rtx): Insert the insns at the
26779 entry by means of emit_insn_at_entry.
26781 2007-03-02 Richard Henderson <rth@redhat.com>
26783 * expr.h (promoted_input_arg): Remove decl.
26784 * function.c (promoted_input_arg): Merge into ...
26785 * combine.c (setup_incoming_promotions): ... only caller.
26786 Rearrange to avoid double loop.
26788 2007-03-02 Ben Elliston <bje@au.ibm.com>
26789 Peter Bergner <bergner@vnet.ibm.com>
26790 Janis Johnson <janis187@us.ibm.com>
26792 * config/rs6000/dfp.md: New file.
26793 * config/rs6000/rs6000.md: Include dfp.md.
26794 (add<mode>3_internal1): Disable for DECIMAL_FLOAT_MODE_P operands.
26795 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Handle DDmode
26796 and TDmode decimal float modes in FP registers.
26797 (num_insns_constant): Likewise.
26798 (rs6000_legitimate_offset_address_p): Likewise.
26799 (rs6000_legitimize_address): Likewise.
26800 (rs6000_legitimize_reload_address): Likewise.
26801 (rs6000_legitimate_address): Likewise.
26802 (rs6000_emit_move): Likewise.
26803 (function_arg_boundary): Likewise.
26804 (function_arg_advance): Likewise.
26805 (rs6000_darwin64_record_arg_recurse): Likewise.
26806 (function_arg): Likewise.
26807 (rs6000_gimplify_va_arg): Likewise.
26808 (rs6000_split_multireg_move): Likewise.
26809 (rs6000_output_function_epilogue): Likewise.
26810 (rs6000_output_function_epilogue): Likewise.
26811 (rs6000_register_move_cost): Likewise.
26812 (rs6000_function_value): Likewise.
26813 (rs6000_libcall_value): Likewise.
26815 2007-03-02 Richard Sandiford <richard@codesourcery.com>
26817 * config/t-vxworks (LIMITS_H_TEST): Define to true for VxWorks.
26819 2007-03-02 Richard Sandiford <richard@codesourcery.com>
26821 * config/t-vxworks (LIBGCC2_INCLUDES): Pass -nostdinc.
26822 Use $MULTIDIR to choose between the kernel and RTP headers,
26823 and use $WIND_BASE and $WIND_USR to locate them.
26825 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
26827 * config/i386/i386.c (override_options): Put initialization of
26828 ix86_tune_mask and ix86_arch_mask to the correct place.
26830 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
26831 Michael Meissner <michael.meissner@amd.com>
26834 * config/i386/i386.h (TUNEMASK): Redefine to use ix86_tune_mask.
26835 (ARCHMASK): Define.
26836 (TARGET_CMOVE): Use ARCHMASK.
26837 (TARGET_CMPXCHG): Ditto.
26838 (TARGET_CMPXCHG8B): Ditto.
26839 (TARGET_XADD): Ditto.
26840 (TARGET_BSWAP): Ditto.
26841 * config/i386/i386.c (ix86_tune_mask): New global variable.
26842 (ix86_arch_mask): Ditto.
26843 (override_options): Initialize ix86_tune_mask and
26844 ix86_arch_mask. Use ARCHMASK to clear MASK_NO_FANCY_MATH_387 in
26847 2007-03-02 Ben Elliston <bje@au.ibm.com>
26850 * config/dfp-bit.c (DFP_TO_INT): Initialise qval with "1.".
26852 2007-03-02 Joseph Myers <joseph@codesourcery.com>
26854 * target.h (init_dwarf_reg_sizes_extra): New target hook.
26855 * target-def.h (TARGET_INIT_DWARF_REG_SIZES_EXTRA): New default.
26856 * doc/tm.texi (TARGET_INIT_DWARF_REG_SIZES_EXTRA): Document.
26857 * dwarf2out.c (expand_builtin_init_dwarf_reg_sizes): Call this
26859 * config/rs6000/rs6000.c (TARGET_INIT_DWARF_REG_SIZES_EXTRA,
26860 rs6000_init_dwarf_reg_sizes_extra): New.
26861 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Support
26862 SPE register high parts.
26864 2007-03-01 Brooks Moses <brooks.moses@codesourcery.com>
26866 * Makefile.in: Add install-pdf target as
26867 copied from automake v1.10 rules.
26868 * configure.ac: Add install-pdf to target list.
26869 * configure: Regenerate.
26871 2007-03-01 Paul Brook <paul@codesourcery.com>
26873 * config/arm/arm.c (arm_legitimate_index_p): Limit iWMMXt addressing
26874 modes to LDRD for DImode.
26875 (output_move_double): Fixup out of range ldrd/strd.
26876 (vfp_secondary_reload_class): Rename...
26877 (coproc_secondary_reload_class): ... to this. Add wb argument.
26878 * config/arm/arm.h (SECONDARY_OUTPUT_RELOAD_CLASS): Use
26879 coproc_secondary_reload_class for CLASS_IWMMXT.
26880 (SECONDARY_INPUT_RELOAD_CLASS): Ditto.
26881 * arm-protos.h (coproc_secondary_reload_class): Update prototype.
26883 2007-03-01 Zdenek Dvorak <dvorakz@suse.cz>
26885 * tree-ssa-loop-prefetch.c (determine_unroll_factor): Bound the
26886 unroll factor by the estimated number of iterations.
26887 (loop_prefetch_arrays): Do not prefetch in loops that iterate less
26888 than prefetch latency.
26890 * config/i386/driver-i386.c (describe_cache, detect_caches_amd,
26891 decode_caches_intel, detect_caches_intel): New functions.
26892 (host_detect_local_cpu): Use detect_caches_amd and
26893 detect_caches_intel.
26895 2007-03-01 Richard Henderson <rth@redhat.com>
26897 * expr.c (emit_move_complex_push): Export.
26898 (emit_move_complex_parts): Split out from ...
26899 (emit_move_complex): ... here.
26900 * expr.h (emit_move_complex_push, emit_move_complex_parts): Declare.
26901 * config/i386/i386.md (movcdi): New.
26903 2007-03-01 Uros Bizjak <ubizjak@gmail.com>
26905 * config/i386/i386.c (ix86_modes_tieable_p): Fix typo, use also
26906 size of mode1 to check for tieable modes in MMX case.
26908 2007-03-01 Richard Sandiford <richard@codesourcery.com>
26910 * Makefile.in (rtlanal.o): Depend on tree.h.
26911 * rtl.h (offset_within_section_p, split_const): Declare.
26912 * rtlanal.c: Include tree.h.
26913 (offset_within_block_p): New function, taken from
26914 mips_offset_within_object_p.
26915 (split_const): New function, taken from mips_split_const.
26916 * config/m68k/m68k-protos.h (m68k_illegitimate_symbolic_constant_p):
26918 * config/m68k/m68k.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
26919 (CONSTANT_ADDRESS_P): Only accept legitimate constants.
26920 (LEGITIMATE_CONSTANT_P): Check m68k_illegitimate_symbolic_constant_p.
26921 * config/m68k/m68k.c (TARGET_CANNOT_FORCE_CONST_MEM): Define.
26922 (m68k_illegitimate_symbolic_constant_p): New function.
26923 * config/m68k/m68k.md (movsi): Remove misleading predicates.
26924 If M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P and the source is a
26925 symbolic constant that might be outside the symbol's section,
26926 move the symbol first and then add the offset.
26927 * config/m68k/uclinux.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P):
26929 * config/mips/mips.c (mips_split_const): Delete.
26930 (mips_offset_within_object_p): Delete.
26931 (mips_symbolic_constant_p): Use offset_within_section_p and
26932 split_const instead of mips_offset_within_object_p and
26934 (mips_cannot_force_const_mem, mips_const_insns, mips_unspec_address)
26935 (mips_legitimize_const_move, print_operand_reloc)
26936 (mips_dangerous_for_la25_p): Use split_const instead of
26939 2007-02-28 Eric Christopher <echristo@apple.com>
26941 * Makefile.in (install-include-dir): Don't rm -rf include.
26943 2007-02-28 Richard Guenther <rguenther@suse.de>
26945 PR middle-end/30364
26946 * fold-const.c (fold_binary): Do not associate expressions
26947 with more than one variable for integer types that do not wrap.
26949 2007-02-28 Sandra Loosemore <sandra@codesourcery.com>
26951 * builtins.c (fold_builtin_call_list, fold_builtin_call_valist):
26952 Delete, and replace with...
26953 (fold_builtin_call_array): This. Update callers to use it.
26954 * fold-const.c (fold_build_call_list): Delete, and replace with...
26955 (fold_build_call_array): This.
26956 (fold_build_call_list_initializer): Delete, and replace with...
26957 (fold_build_call_array_initializer): This.
26958 * tree.h: Update declarations to reflect above changes.
26960 * c-typeck.c (build_function_call): Store converted arguments
26961 in a stack-allocated array instead of building a list.
26962 (convert_arguments): Store arguments in the array passed in as an
26963 argument, and return the actual number of arguments.
26964 * c-format.c: (check_function_format): Pass arguments in an
26965 array instead of a list.
26966 * c-common.c (check_function_nonnull): Likewise.
26967 (check_function_sentinel): Likewise.
26968 (check_function_arguments): Likewise.
26969 * c-common.h: Update declarations to reflect above changes.
26971 2007-02-28 Jan Hubicka <jh@suse.cz>
26973 * predict.def (PRED_TREE_EARLY_RETURN, PRED_CONST_RETURN,
26974 PRED_NEGATIVE_RETURN): Update outcomes.
26976 2007-02-28 Bernd Schmidt <bernd.schmidt@analog.com>
26978 * calls.c (emit_library_call_value_1): Handle partial registers
26979 correctly when building up CALL_INSN_FUNCTION_USAGE.
26981 2007-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
26983 * pa/predicates.md (move_src_operand): Allow zero for mode.
26984 * pa/pa.md: Fix constraints for zero CONST_DOUBLE in 64-bit DFmode
26987 2007-02-27 Uros Bizjak <ubizjak@gmail.com>
26990 * config/i386/sse.md (*mov<mode>_internal, *movv4sf_internal,
26991 *movv2df_internal): Enable pattern only for valid operand
26993 * config/i386/i386.c (ix86_modes_tieable_p): For SSE registers,
26994 tie only 128bit modes. For MMX registers, tie only 64bit modes.
26996 2007-02-27 Mike Stump <mrs@apple.com>
26998 * config/darwin-crt3.c: Avoid compilation when compiling for a
27001 2007-02-27 Joseph Myers <joseph@codesourcery.com>
27003 * Makefile.in (PREPROCESSOR_DEFINES, test-protoize-simple): Define
27005 (stmp-int-hdrs, stmp-fixinc, install-headers): Use include-fixed
27006 for fixed headers and limits.h.
27007 (install-include-dir, install-headers-tar, install-headers-cpio,
27008 install-headers-cp, real-install-headers-tar,
27009 real-install-headers-cpio, real-install-headers-cp): Handle
27010 include-fixed as well as include.
27011 (install-mkheaders): Don't install files that go only in include
27013 * cppdefault.c (cpp_include_defaults): Separate FIXED_INCLUDE_DIR
27014 from GCC_INCLUDE_DIR.
27015 * gcc.c (process_command): Remove special -BstageN/ handling.
27016 (do_spec_1): Add include-fixed directories.
27018 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
27020 * config/bfin/t-bfin-elf (LIB1ASMFUNCS): Add _umulsi3_highpart and
27022 * config/bfin/lib1funcs.asm (___umulsi3_highpart, ___smulsi3_highpart):
27024 * config/bfin/bfin.md (smulsi3_highpart, umulsi3_highpart): New
27027 2007-02-27 Mark Mitchell <mark@codesourcery.com>
27029 * c-common.c (get_priority): Add check for
27030 SUPPORTS_INIT_PRIORITY.
27032 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
27034 * config/bfin/bfin.md (doloop_end): FAIL if counter reg isn't SImode.
27036 * config/bfin/bfin.c: Include "cfglayout.h".
27037 (MAX_LSETUP_DISTANCE): New macro.
27038 (struct loop_info): New members incoming, incoming_src and
27039 incoming_dest. Delete member predecessor.
27040 (length_for_loop): New function.
27041 (bfin_optimize_loop): Handle more different loop structures.
27042 (bfin_discover_loop): Rework detection of predecessor blocks by
27043 examining incoming edges.
27044 (bfin_discover_loops, bfin_free_loops): New functions, broken out of
27046 (bfin_reorder_loops): New function.
27047 (bfin_reorg_loops): Use these three new functions.
27049 * config/bfin/bfin.h (enum reg_class, REG_CLASS_NAMES,
27050 REG_CLASS_CONTENTS): Add D0REGS through D7REGS.
27051 (CONSTRAINT_LEN): Add entry for 'q'.
27052 (REG_CLASS_FROM_CONSTRAINT): Renamed from REG_CLASS_FROM_LETTER.
27053 Add 'q' constraints.
27054 (REGNO_REG_CLASS): For R0 through R7, return corresponding regclass.
27055 (CLASS_LIKELY_SPILLED_P): True for R0, R1 and R2.
27057 * config/bfin/bfin.md (add_with_carry): New pattern.
27058 (s_or_u, su_optab, su_modifier): New code macros/attrs.
27059 (<su_optab>hisi_ll, <su_optab>hisi_lh, <su_optab>hisi_hl,
27060 <su_optab>hisi_hh): Renamed from mulhisi_xx patterns; macroized to
27061 support unsigned multiplies too. Removed incorrect commutativity from
27062 operand 1 constraint where appropriate.
27063 (usmulhisi_ull, usmulhisi_ulh, usmulhisi_uhl, usmulhisi_uhh): New
27065 (<su_optab>hisi_ll_lh, <su_optab>hisi_ll_hl, <su_optab>hisi_ll_hh,
27066 <su_optab>hisi_lh_hl, <su_optab>hisi_lh_hh, <su_optab>hisi_hl_hh):
27068 (usmulhisi_ll_lul, usmulhisi_ll_luh, usmulhisi_ll_hul,
27069 usmulhisi_ll_huh, usmulhisi_lh_lul, usmulhisi_lh_luh, usmulhisi_lh_hul,
27070 usmulhisi_lh_huh, usmulhisi_hl_lul, usmulhisi_hl_luh, usmulhisi_hl_hul,
27071 usmulhisi_hl_huh, usmulhisi_hh_lul, usmulhisi_hh_luh, usmulhisi_hh_hul,
27072 usmulhisi_hh_huh): New patterns.
27074 * config/bfin/bfin.md (ssashiftv2hi3, ssashifthi3, lshiftv2hi3,
27075 lshifthi3): Fix output template to use half reg for operand 2.
27077 * config/bfin/bfin.c (bfin_output_mi_thunk): Use R3 as scratch reg
27080 * config/bfin/bfin.md (rotl16, rotlsi3, rotrsi3): New patterns.
27082 2007-02-27 Andreas Schwab <schwab@suse.de>
27084 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-common.texi.
27086 2007-02-27 Jan Hubicka <jh@suse.cz>
27088 * predict.c (last_basic_block_p): Remove.
27089 (tree_estimate_probability): Update return heuristic for commonized
27092 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
27094 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-vers.texi dependency.
27096 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
27098 * doc/include/gcc-common.texi (versionsubtitle): New macro.
27099 * doc/cpp.texi: Standardize title page.
27100 * doc/cppinternals.texi: Likewise.
27101 * doc/gcc.texi: Standardize title page, remove version number
27102 from copyright page.
27103 * doc/gccint.texi: Likewise.
27104 * doc/install.texi: Standardize title page, add table of
27107 2007-02-26 Jan Hubicka <jh@suse.cz>
27109 * predict.def: Set outcomes according to more recent results.
27110 (PRED_LOOP_CONDITION, PRED_LOOP_PRECONDITIONING, PRED_LOOP_HEADER):
27111 Remove dead predictors.
27112 * predict.c (return_prediction): Fix pasto.
27114 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
27116 * loop-iv.c (simplify_using_initial_values): Fix oversight in previous
27117 change; avoid a memory leak when returning early.
27119 2007-02-26 Mark Mitchell <mark@codesourcery.com>
27121 * c-decl.c (static_ctors): Move to c-common.c.
27122 (static_dtors): Likewise.
27123 (finish_function): Use c_record_cdtor_fn.
27124 (build_cdtor): Move to c-common.c.
27125 (c_write_global_declarations): Use c_build_cdtor_fns.
27126 * c-common.h (static_ctors): Declare.
27127 (static_dtors): Likewise.
27128 (c_record_cdtor_fn): Likewise.
27129 (c_build_cdtor_fns): Likewise.
27130 * c-common.c (static_ctors): New variable.
27131 (static_dtors): Likewise.
27132 (c_record_cdtor_fn): New function.
27133 (build_cdtor): Move from c-decl.c
27134 (c_build_cdtor_fns): New function.
27136 * output.h (assemble_addr_to_section): Declare.
27137 (get_cdtor_priority_section): Likewise.
27138 * varasm.c (assemble_addr_to_section): New function.
27139 (get_cdtor_priority_section): Likewise.
27140 (default_named_section_asm_out_destructor): Use them.
27141 (destor_dtor_section_asm_out_destructor): Likewise.
27142 (default_named_section_asm_out_constructor): Likewise.
27143 (default_ctor_section_asm_out_constructor): Likewise.
27144 * config.gcc (*-*-vxworks*): Include vxworks.o.
27145 * config/t-vxworks (vxworks.o): New target.
27146 * config/vxworks.h (ALWAYS_NUMBER_CTORS_SECTIONS): Remove.
27147 (TARGET_ASM_CONSTRUCTOR): Define.
27148 (TARGET_ASM_DESTRUCTOR): Likewise.
27149 (vxworks_asm_out_constructor): Declare.
27150 (vxworks_asm_out_destructor): Likewise.
27152 * c-common.c (get_priority): Check that we have not just an
27153 INTEGER_CST, but an integer constant with integeral type.
27155 2007-02-25 Uros Bizjak <ubizjak@gmail.com>
27157 PR tree-optimization/30938
27158 * tree-vect-transform.c (vectorizable_call): Fix off-by-one error:
27159 use &dt[nargs-1] instead of &dt[nargs] in the call to
27160 vect_is_simple_use().
27162 2007-02-25 Ulrich Weigand <uweigand@de.ibm.com>
27164 * reload.c (find_reloads_address_1): Handle PLUS expressions resulting
27165 from register elimination as PRE_MODIFY / POST_MODIFY increments.
27166 Do not attempt to handle MEM inside auto-inc expressions.
27167 * reload1.c (eliminate_regs_1): Do not attempt to handle elimination
27168 of a register modified by an auto-inc expression. However, do handle
27169 elimination of a register used as PRE_MODIFY / POST_MODIFY increment.
27170 (elimination_effects): Prohibit elimination of a register modified
27171 by an auto-inc expression. Disable register elimination rules whose
27172 target register is modified by an auto-inc expression with variable
27175 2007-02-25 Zdenek Dvorak <dvorakz@suse.cz>
27177 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): Fix
27179 (array_at_struct_end_p): New function.
27180 (idx_infer_loop_bounds): Use it.
27181 (estimate_numbers_of_iterations_loop): Export.
27182 * predict.c (predict_loops): Use estimated_loop_iterations_int.
27183 Do not use PRED_LOOP_EXIT on exits predicted by # of iterations.
27184 (tree_estimate_probability): Call record_loop_exits.
27185 * tree-data-ref.c (get_number_of_iters_for_loop): Replaced by ...
27186 (estimated_loop_iterations, estimated_loop_iterations_int,
27187 estimated_loop_iterations_tree): New functions.
27188 (analyze_siv_subscript_cst_affine,
27189 compute_overlap_steps_for_affine_1_2,
27190 analyze_subscript_affine_affine): Use estimated_loop_iterations_int.
27191 (analyze_miv_subscript): Use estimated_loop_iterations_tree.
27192 * predict.def (PRED_LOOP_ITERATIONS): Update comment.
27193 (PRED_LOOP_ITERATIONS_GUESSED): New.
27194 * cfgloop.c (record_loop_exits): Do nothing if there are no loops.
27195 * cfgloop.h (estimate_numbers_of_iterations_loop,
27196 estimated_loop_iterations_int): Declare.
27198 2007-02-25 Mark Mitchell <mark@codesourcery.com>
27200 * doc/extend.texi: Document optional priority argument to
27201 constructors and destructors.
27202 * tree.c (init_priority_for_decl): Adjust GTY markers.
27203 (init_ttree): Use priority-info hash functions for
27204 init_priority_for_decl.
27205 (tree_map_eq): Rename to ...
27206 (tree_map_base_eq): ... this.
27207 (tree_map_marked_p): Rename to ...
27208 (tree_map_base_marked_p): ... this.
27209 (tree_map_base_hash): New function.
27210 (decl_init_priority_lookup): Rework.
27211 (decl_fini_priority_lookup): New function.
27212 (decl_priority_info): New function.
27213 (decl_init_priority_insert): Use it.
27214 (decl_fini_priority_insert): Likewise.
27215 (decl_restrict_base_lookup): Adjust for refactoring of tree_map
27217 (decl_restrict_base_insert): Likewise.
27218 (decl_debug_expr_insert): Likewise.
27219 (decl_value_expr_lookup): Likewise.
27220 (decl_value_expr_insert): Likewise.
27221 * tree.h (priority_type): New type.
27222 (decl_init_priority_lookup): Use priority_type.
27223 (decl_fini_priority_lookup): New function.
27224 (decl_init_priority_insert): Use priority_type.
27225 (decl_fini_priority_insert): New function.
27226 (DECL_HAS_INIT_PRIORITY): Tweak comments.
27227 (DECL_INIT_PRIORITY): Likewise.
27228 (SET_DECL_INIT_PRIORITY): Add comment.
27229 (DECL_FINI_PRIORITY): New macro.
27230 (SET_DECL_FINI_PRIORITY): Likewise.
27231 (DEFAULT_INIT_PRIORITY): Document.
27232 (MAX_INIT_PRIORITY): Likewise.
27233 (MAX_RESERVED_INIT_PRIORITY): Likewise.
27234 (tree_map_base): New type.
27235 (tree_map_base_eq): New function.
27236 (tree_map_base_hash): Likewise.
27237 (tree_map_base_marked_p): Likewise.
27238 (tree_map): Inherit from tree_map_base.
27239 (tree_map_eq): Make it a macro.
27240 (tree_map_marked_p): Likewise.
27241 (tree_int_map): Inherit from tree_map_base.
27242 (tree_int_map_eq): Make it a macro.
27243 (tree_int_map_hash): Likewise.
27244 (tree_int_map_marked_p): Likewise.
27245 (tree_priority_map): New type.
27246 (tree_priority_map_eq): New macro.
27247 (tree_priority_map_hash): Likewise.
27248 (tree_priority_map_marked_p): Likewise.
27249 * varasm.c (emults_decl): Adjust for refactoring of tree_map
27251 (emutls_common_1): Likewise.
27252 * lambda-code.c (replace_uses_equiv_to_x_with_y): Likewise.
27253 * tree-ssa-structalias.c (heapvar_lookup): Adjust for refactoring
27254 of tree_map hierarchy.
27255 * tree-cfg.c (move_stmt_r): Likewise.
27256 (new_label_mapper): Likewise.
27257 * c-tree.h (c_expand_body): Move to ...
27258 * c-common.h (c_expand_body): ... here.
27259 * c-decl.c (c_expand_body): Move to ...
27260 * c-common.c (c_expand_body): ... here.
27261 (c_common_attribute_table): Allow 1 argument for the constructor
27262 and destructor attributes.
27263 (get_priority): New function.
27264 (handle_constructor_attribute): Set DECL_INIT_PRIORITY.
27265 (handle_destructor_attribute): Set DECL_FINI_PRIORITY.
27267 2007-02-24 Jan Hubicka <jh@suse.cz>
27269 PR middle-end/30509
27270 * tree-inline.c (copy_bb): Produce exact copy of EH info when
27271 copying for inlining.
27273 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
27274 Jan Hubicka <jh@suse.cz>
27277 * cofnig/i386/i386.c (counter_mode): New function.
27278 (expand_set_or_movmem_via_loop): Use it.
27279 (expand_movmem_epilogue): Likewise; fix pasto.
27280 (ix86_expand_movmem): Do emit guard even for constant counts.
27281 (ix86_expand_setmem): Likewise.
27283 2007-02-25 Nick Clifton <nickc@redhat.com>
27285 * config/frv/frv.h (ASM_OUTPUT_CASE_LABEL): Delete.
27286 (JUMP_TABLES_IN_TEXT_SECTION): Define.
27288 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
27291 * config/i386/i386.md (expand_movmem_epilogue): Fix typo, mask
27292 count argument with 0x10, not with 0x16.
27293 (expand_setmem_epilogue): Ditto.
27295 2007-02-24 Mike Stump <mrs@apple.com>
27297 * config/i386/i386.c (output_pic_addr_const): Stubify optimized
27300 2007-02-24 Richard Guenther <rguenther@suse.de>
27302 PR middle-end/30951
27303 * fold-const.c (fold_binary): Fold x +- CST op x for
27304 EQ_EXPR and NE_EXPR.
27306 2007-02-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
27308 * pa.md (muldi3): Force subregs to registers in 64-bit expander.
27310 2007-02-24 Jan Hubicka <jh@suse.cz>
27312 * cgraphunit.c (decide_is_function_needed): Honor
27313 -fkeep-inline-functions.
27315 2007-02-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
27317 * builtins.c (fold_builtin_modf): New.
27318 (fold_builtin_2): Use it.
27320 2007-02-24 Bernd Schmidt <bernd.schmidt@analog.com>
27322 * loop-iv.c (implies_p): Detect additional cases where A implies B.
27323 (determine_max_iter): Take additional LOOP arg; all callers changed.
27324 Lose broken logic dealing with PLUS. Try to limit the upper bound by
27325 one using simplifications.
27326 (simplify_using_initial_values): Return if the expression becomes
27327 invalid due to altered regs.
27329 2007-02-23 DJ Delorie <dj@redhat.com>
27331 * doc/tm.h (BIGGEST_ALIGNMENT): Clarify the purpose of this macro.
27333 2007-02-23 Mike Stump <mrs@apple.com>
27335 * tlink.c (scan_linker_output): Parse linker messages from
27336 darwin9's linker better.
27338 2007-02-23 Steve Ellcey <sje@cup.hp.com>
27341 * varpool.c (varpool_assemble_pending_decls): Set
27342 varpool_last_needed_node to null.
27344 2007-02-23 DJ Delorie <dj@redhat.com>
27346 * config/i386/i386.c (ix86_data_alignment): Don't specify an
27347 alignment bigger than the object file can handle.
27349 2007-02-23 Uros Bizjak <ubizjak@gmail.com>
27352 * config/i386/i386.md (*movdi_1_rex64, zero_extendsidi2_32,
27353 zero_extendsidi2_rex64): Penalize MMX register<->memory moves.
27354 (*movsf_1): Penalize MMX moves.
27356 2007-02-23 Bernd Schmidt <bernd.schmidt@analog.com>
27358 * config/bfin/bfin.md (doloop_end): Fail for loops that can iterate
27359 2^32-1 or more times unless flag_unsafe_loop_optimizations.
27361 * loop-iv.c (determine_max_iter): Moved in front of its sole user.
27363 2007-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
27365 * builtins.c (fold_builtin_logb, fold_builtin_significand): New.
27366 (fold_builtin_1): Use them.
27367 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
27368 BUILT_IN_SIGNIFICAND.
27370 2007-02-23 H.J. Lu <hongjiu.lu@intel.com>
27372 * config/i386/i386.c (bdesc_1arg): Initialize
27373 IX86_BUILTIN_MOVSHDUP and IX86_BUILTIN_MOVSLDUP with
27374 "__builtin_ia32_movshdup" and "__builtin_ia32_movsldup".
27375 (ix86_init_mmx_sse_builtins): Remove IX86_BUILTIN_MOVSHDUP
27376 and IX86_BUILTIN_MOVSLDUP.
27378 2007-02-22 Paolo Bonzini <bonzini@gnu.org>
27380 PR rtl-optimization/30841
27381 * fwprop.c (propagate_rtx_1): Accept a VOIDmode replacement address.
27383 2007-02-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
27385 * builtins.c (fold_builtin_frexp): New.
27386 (fold_builtin_2): Use it.
27388 2007-02-22 Mark Mitchell <mark@codesourcery.com>
27390 * doc/invoke.texi (Spec Files): Document getenv spec function.
27392 * gcc.c (getenv_spec_function): New function.
27393 (static_spec_functions): Add it.
27394 * config/vxworks.h (VXWORKS_TARGET_DIR): Remove.
27395 (VXWORKS_ADDITIONAL_CPP_SPEC): Use getenv to find the VxWorks
27398 2007-02-22 Michael Matz <matz@suse.de
27401 * dwarf2out.c (add_AT_string): Call ggc_strdup once per string.
27402 (type_tag): Use lang_hooks.dwarf_name instead of DECL_NAME.
27404 2007-02-22 Ian Lance Taylor <iant@google.com>
27407 * dwarf2out.c (concatn_mem_loc_descriptor): New static function.
27408 (mem_loc_descriptor): Call it.
27410 2007-02-22 Zdenek Dvorak <dvorakz@suse.cz>
27411 Ira Rosen <irar@il.ibm.com>
27413 * tree-data-ref.c (ptr_ptr_may_alias_p): Take alias sets into account.
27415 2007-02-22 Ira Rosen <irar@il.ibm.com>
27417 PR tree-optimization/30843
27418 * tree-vect-transform.c (vect_transform_loop): Remove strided scalar
27419 stores only after all the group is vectorized.
27421 2007-02-22 Dorit Nuzman <dorit@il.ibm.com>
27423 PR tree-optimization/30858
27424 * tree-vectorizer.c (vect_is_simple_reduction): Check that the stmts
27425 in the reduction cycle have a single use in the loop.
27426 * tree-vectorizer.h (relevant): Add documentation.
27428 2007-02-20 Mike Stump <mrs@apple.com>
27430 * configure.ac (powerpc*-*-darwin*): #include <sys/cdefs.h>.
27431 * configure: Regenerate.
27433 2007-02-21 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
27435 Change the defaults of some parameters and options.
27436 * config/spu/spu-protos.h (spu_optimization_options): Declare.
27437 * config/spu/spu.c (spu_optimization_options): Add.
27438 (spu_override_options): Change params in spu_optimization_options.
27439 * config/spu/spu.h (OPTIMIZATION_OPTIONS): Define.
27441 Register 127 is only 16 byte aligned when used as a frame pointer.
27442 * config/spu/spu-protos.h (spu_init_expanders): Declare.
27443 * config/spu/spu.c (spu_expand_prologue): Set REGNO_POINTER_ALIGN for
27444 HARD_FRAME_POINTER_REGNUM.
27445 (spu_legitimate_address): Use regno_aligned_for_reload.
27446 (regno_aligned_for_load): HARD_FRAME_POINTER_REGNUM is only 16 byte
27447 aligned when frame_pointer_needed is true.
27448 (spu_init_expanders): New. Set alignment of HARD_FRAME_POINTER_REGNUM
27450 * config/spu/spu.h (INIT_EXPANDERS): Define.
27452 Make sure shift and rotate instructions have valid immediate operands.
27453 * config/spu/predicates.md (spu_shift_operand): Remove.
27454 * config/spu/spu.c (print_operand): Add [efghEFGH] modifiers.
27455 * config/spu/constraints.md (W, O): Extend range.
27456 * config/spu/spu.md (umask, nmask): Define.
27457 (ashl<mode>3, ashldi3, ashlti3_imm, shlqbybi_ti, shlqbi_ti, shlqby_ti,
27458 lshr<mode>3, rotm_<mode>, lshr<mode>3_imm, rotqmbybi_<mode>,
27459 rotqmbi_<mode>, rotqmby_<mode>, ashr<mode>3, rotma_<mode>,
27460 rotl<mode>3, rotlti3, rotqbybi_ti, rotqby_ti, rotqbi_ti): Use
27461 spu_nonmem_operand instead of spu_shift_operands. Use new modifiers.
27462 (lshr<mode>3_reg): Fix rtl description.
27464 Make sure mulhisi immediate operands are valid.
27465 * config/spu/predicates.md (imm_K_operand): Add.
27466 * config/spu/spu.md (mulhisi3_imm, umulhisi3_imm): Use imm_K_operand.
27468 Generate constants using fsmbi and andi.
27469 * config/spu/spu.c (enum immediate_class): Add IC_FSMBI2.
27470 (print_operand, spu_split_immediate, classify_immediate,
27471 fsmbi_const_p): Handle IC_FSMBI2.
27473 Correctly handle a CONST_VECTOR containing symbols.
27474 * config/spu/spu.c (print_operand): Handle HIGH correctly.
27475 (spu_split_immediate): Split CONST_VECTORs with -mlarge-mem.
27476 (immediate_load_p): Allow symbols that use 2 instructions to create.
27477 (classify_immediate, spu_builtin_splats): Don't accept a CONST_VECTOR
27478 with symbols when flag_pic is set.
27479 (const_vector_immediate_p): New.
27480 (logical_immediate_p, iohl_immediate_p, arith_immediate_p): Don't
27481 accept a CONST_VECTOR with symbols.
27482 (spu_legitimate_constant_p): Use const_vector_immediate_p. Don't
27483 accept a CONST_VECTOR with symbols when flag_pic is set. Handle HIGH
27485 * config/spu/spu.md (high, low): Delete.
27486 (low_<mode>): Define.
27488 Remove INTRmode and INTR_REGNUM, which didn't work.
27489 * config/spu/spu.c (spu_conditional_register_usage): Remove reference
27491 * config/spu/spu-builtins.md (spu_idisable, spu_ienable, set_intr,
27492 set_intr_pic, set_intr_cc, set_intr_cc_pic, set_intr_return, unnamed
27493 peephole2 pattern): Don't use INTR or 131.
27494 (movintrcc): Delete.
27495 * config/spu/spu.h (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS,
27496 CALL_USED_REGISTERS, REGISTER_NAMES, INTR_REGNUM): Remove INTR_REGNUM.
27497 * config/spu/spu.md (UNSPEC_IDISABLE, UNSPEC_IENABLE): Remove.
27498 (UNSPEC_SET_INTR): Add.
27499 * config/spu/spu-modes.def (INTR): Remove.
27501 More accurate warnings about run-time relocations.
27502 * config/spu/spu.c (reloc_diagnostic): Test in_section.
27504 Correctly warn about immediate arguments to specific intrinsics.
27505 * config/spu/spu.c (spu_check_builtin_parm): Handle CONST_VECTORs.
27506 (spu_expand_builtin_1): Call spu_check_builtin_parm before checking
27507 the instruction predicate.
27509 Fix tree check errors with latest update.
27510 * config/spu/spu.c (expand_builtin_args, spu_expand_builtin_1): Use
27512 (spu_expand_builtin): Use CALL_EXPR_FN.
27514 Add missing specific intrinsics.
27515 * config/spu/spu-builtins.def: Add si_bisled, si_bisledd and
27517 * config/spu/spu_internals.h: Ditto.
27519 Fix incorrect operand modifiers.
27520 * config/spu/spu-builtins.md (spu_mpy, spu_mpyu): Remove use of %H.
27521 * config/spu/spu.md (xor<mode>3): Change %S to %J.
27523 Optimize one case of zero_extend of a vec_select.
27524 * config/spu/spu.md (_vec_extractv8hi_ze): Add.
27526 Accept any immediate for hbr.
27527 * config/spu/spu.md (hbr): Change s constraints to i.
27529 2007-02-21 Paul Brook <paul@codesourcery.com>
27531 * config/arm/arm.c (thumb2_final_prescan_insn): Don't incrememnt
27532 condexec_count when skipping USE and CLOBBER.
27534 2007-02-21 Nick Clifton <nickc@redhat.com>
27536 * common.opt (Warray-bounds): Add Warning attribute.
27537 (Wstrict-overflow, Wstrict-overflow=, Wcoverage-mismatch):
27539 (fsized-zeroes): Add Optimization attribute.
27540 (fsplit-wide-types, ftree-scev-cprop): Likewise.
27541 * c.opt (Wc++0x-compat): Add Warning attribute.
27543 2007-02-21 Ulrich Weigand <uweigand@de.ibm.com>
27545 PR middle-end/30761
27546 * reload1.c (eliminate_regs_in_insn): In the single_set special
27547 case, attempt to re-recognize the insn before falling back to
27548 having reload fix it up.
27550 2007-02-20 Eric Christopher <echristo@gmail.com>
27552 * config/frv/frv.c (frv_read_argument): Take a tree and int argument.
27553 Rewrite accordingly.
27554 (frv_read_iacc_argument): Ditto.
27555 (frv_expand_set_builtin): Take a call instead of arglist, update for
27557 (frv_expand_unop_builtin): Ditto.
27558 (frv_expand_binop_builtin): Ditto.
27559 (frv_expand_cut_builtin): Ditto.
27560 (frv_expand_binopimm_builtin): Ditto.
27561 (frv_expand_voidbinop_builtin): Ditto.
27562 (frv_expand_int_void2arg): Ditto.
27563 (frv_expand_prefetches): Ditto.
27564 (frv_expand_voidtriop_builtin): Ditto.
27565 (frv_expand_voidaccop_builtin): Ditto.
27566 (frv_expand_load_builtin): Ditto.
27567 (frv_expand_store_builtin): Ditto.
27568 (frv_expand_mdpackh_builtin): Ditto.
27569 (frv_expand_mclracc_builtin): Ditto.
27570 (frv_expand_mrdacc_builtin): Ditto.
27571 (frv_expand_mwtacc_builtin): Ditto.
27572 (frv_expand_builtin): Remove usage of CALL_EXPR_ARGS, update
27575 2007-02-20 Janis Johnson <janis187@us.ibm.com>
27577 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcmpb and -mdfp.
27578 * configure.ac (HAVE_GAS_CMPB): Check for assembler support of the
27580 (HAVE_GAS_DFP): Check for assembler support of decimal floating
27581 point instructions.
27582 * configure: Regenerate.
27583 * config.in: Regenerate.
27584 * config/rs6000/rs6000.opt (mcmpb, mdfp): New.
27585 * config/rs6000/rs6000.c (rs6000_override_options): Add CMPB and DFP
27586 masks to power6 and power6x and to POWERPC_MASKS.
27587 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
27589 * config/rs6000/rs6000.h: Check assembler support for CMPB and DFP.
27590 * config/rs6000/sysv4.opt (mprototype): Use variable, not mask.
27591 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
27592 Access PROTOTYPE as variable, not mask.
27594 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
27596 * rtl.h (remove_reg_equal_equiv_notes): New prototype.
27597 * rtlanal.c (remove_reg_equal_equiv_notes): New function.
27598 * combine.c (adjust_for_new_dest): Use it.
27599 * postreload.c (reload_combine): Likewise.
27601 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
27603 * rtlanal.c (find_reg_equal_equiv_note): Do not find REG_EQ*
27604 notes on an insn with multiple sets, even if single_set returns
27605 non-NULL for that insn.
27607 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
27609 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle scalb,
27610 scalbn and scalbln.
27612 2007-02-20 Geoffrey Keating <geoffk@apple.com>
27614 * config/darwin.h (LINK_SPEC): Default -mmacosx-version-min only
27615 if user didn't pass it.
27616 * config/i386/darwin.h (CC1_SPEC): Likewise.
27617 * config/rs6000/darwin.h (CC1_SPEC): Likewise.
27618 (DARWIN_MINVERSION_SPEC): Don't depend on user's setting of
27619 -mmacosx-version-min.
27621 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
27622 Uros Bizjak <ubizjak@gmail.com>
27624 * optabs.h (enum optab_index): Add new OTI_scalb.
27625 (scalb_optab): Define corresponding macro.
27626 * optabs.c (init_optabs): Initialize scalb_optab.
27627 * genopinit.c (optabs): Implement scalb_optab using scalb?f3
27629 * builtins.c (expand_builtin_mathfn_2, expand_builtin): Handle
27630 BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L} and BUILT_IN_SCALBLN{,F,L}.
27631 (expand_builtin): Expand BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L}
27632 and BUILT_IN_SCALBLN{,F,L} using expand_builtin_mathfn_2 if
27633 flag_unsafe_math_optimizations is set.
27635 * config/i386/i386.md (scalbxf3, scalb<mode>3): New expanders
27636 to implement scalbf, scalb and scalbl built-ins as inline x87
27639 2007-02-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
27640 DJ Delorie <dj@redhat.com>
27643 * diagnostic.c (diagnostic_count_diagnostic): Move -Werror logic to...
27644 (diagnostic_report_diagnostic): ... here, and turn them into real
27645 errors. If warnings are inhibited, no need to do anything.
27647 2007-02-20 Uros Bizjak <ubizjak@gmail.com>
27649 * config/i386/i386.md (expm1xf2): Reorder insn sequence for
27650 better code generation.
27652 2007-02-20 Ben Elliston <bje@au.ibm.com>
27654 * config/m68hc11/m68hc11.h (OVERRIDE_OPTIONS): Remove extra ;.
27656 2007-02-20 Kazu Hirata <kazu@codesourcery.com>
27658 * config/alpha/alpha.c, config/alpha/alpha.md,
27659 config/alpha/lib1funcs.asm, config/alpha/vms-crt0-64.c,
27660 config/alpha/vms-psxcrt0-64.c, config/arc/arc.c,
27661 config/arc/arc.h, config/arm/arm.c, config/arm/arm.md,
27662 config/arm/lib1funcs.asm: Follow spelling conventions.
27664 * config/c4x/c4x.md, config/cris/cris.c, config/crx/crx.c,
27665 config/fr30/fr30.md, config/i386/i386.h,
27666 config/iq2000/iq2000.h, config/iq2000/predicates.md,
27667 config/pa/milli64.S, config/pa/pa.c, config/pa/pa.h,
27668 config/pa/pa.md, config/pa/pa32-regs.h, config/pa/pa64-regs.h,
27669 config/pdp11/pdp11.c, config/pdp11/pdp11.h,
27670 config/rs6000/altivec.md, config/rs6000/rs6000.c,
27671 config/s390/s390-modes.def, config/sparc/netbsd-elf.h,
27672 config/sparc/sparc.c, config/sparc/sparc.h,
27673 config/sparc/sparc.md, config/spu/constraints.md,
27674 config/spu/spu.c, config/stormy16/stormy16.md: Follow spelling
27677 2007-02-20 Alan Modra <amodra@bigpond.net.au>
27680 * varasm.c (use_blocks_for_decl_p): Return false for decls with
27683 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
27685 * doc/invoke.texi (-ftree-lrs): Remove.
27687 2007-02-19 Diego Novillo <dnovillo@redhat.com>
27689 * tree-ssa-pre.c (create_value_expr_from): Initialize POOL to
27692 2007-02-19 Lee Millward <lee.millward@codesourcery.com>
27694 * config/ia64/ia64.c (ia64_expand_builtin): Use the
27695 new CALL_EXPR_FN macro for retrieving the function
27696 declaration of the input expression.
27698 2007-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
27700 * c.opt (Waddress): New.
27701 * common.opt (Walways-true): Delete.
27702 (Wstring-literal-comparison): Delete.
27703 * doc/invoke.texi (Warning Options): Delete -Walways-true and
27704 -Wstring-literal-comparison. Add -Waddress.
27706 (Walways-true): Delete.
27707 (Wstring-literal-comparison): Delete.
27708 * doc/extend.texi (#pragma GCC diagnostic): Use -Wformat
27709 consistently instead of -Walways-true in example.
27710 * c-opts.c (c_common_handle_option): -Waddress is enabled by -Wall.
27711 * c-typeck.c (parser_build_binary_op): Replace
27712 -Wstring-literal-comparison and -Walways-true with -Waddress.
27713 * c-common.c (c_common_truthvalue_conversion): Replace -Walways-true
27716 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
27718 * tree-cfg.c (dump_function_to_file): Be prepared for functions
27719 without DECL_STRUCT_FUNCTION initialized.
27721 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
27723 * gimplify.c (gimplify_init_ctor_preeval_1): Detect potential overlap
27724 due to calls to functions taking pointers as parameters.
27726 2007-02-19 Richard Henderson <rth@redhat.com>
27729 * var-tracking.c (track_expr_p): Disallow AGGREGATE_TYPE_P
27732 2007-02-19 Andreas Krebbel <krebbel1@de.ibm.com>
27734 * config/s390/s390.c (s390_call_saved_register_used,
27735 s390_function_ok_for_sibcall): Adjust the way CALL_EXPR arguments are
27736 accessed to the new scheme.
27738 2007-02-19 Jan-Benedict Glaw <jbglaw@lug-owl.de>
27740 * config/cris/cris.c (cris_movem_load_rest_p, cris_store_multiple_op_p)
27741 (cris_print_index, cris_print_operand, cris_print_operand_address)
27742 (cris_reload_address_legitimized, cris_rtx_costs, cris_address_cost)
27743 (cris_side_effect_mode_ok, cris_valid_pic_const, cris_split_movdx)
27744 (cris_expand_pic_call_address): Use xxx_P predicate macros instead of
27745 GET_CODE () == xxx.
27746 * config/cris/cris.h (SECONDARY_RELOAD_CLASS, EXTRA_CONSTRAINT_Q,
27747 EXTRA_CONSTRAINT_T, BDAP_INDEX_P, BIAP_INDEX_P, SIMPLE_ADDRESS_P,
27748 GO_IF_LEGITIMATE_ADDRESS): Ditto.
27749 * config/cris/cris.md (define_insns: *btst, movdi, *mov_side<mode>)
27750 (*mov_sidesisf, *mov_side<mode>_mem, *mov_sidesisf_mem)
27751 (*clear_side<mode>, movsi, *movsi_internal, *ext_sideqihi)
27752 (*ext_side<mode>si, *op_side<mode>, *op_swap_side<mode>, addsi3)
27753 (*extopqihi_side, *extop<mode>si_side, *extopqihi_swap_side)
27754 (*extop<mode>si_swap_side, addi_mul, *addi,andsi3, andhi3, ashl<mode>3)
27755 (uminsi3, call, call_value): Ditto.
27756 (define_split: indir_to_reg_split, unnamed): Ditto.
27758 2007-02-19 Dorit Nuzman <dorit@il.ibm.com>
27760 PR tree-optimization/30975
27761 * tree-vect-trasnform.c (vect_get_vec_def_for_stmt_copy): Remove
27764 2007-02-18 Eric Christopher <echristo@gmail.com>
27766 * mips.c (mips_prepare_builtin_arg): Add argnum parameter.
27767 Remove use of arglist.
27768 (mips_expand_builtin): Remove use of arglist, pass in expr.
27769 (mips_expand_builtin_direct): Rewrite handling for arglist removal.
27770 (mips_expand_builtin_movtf): Ditto.
27771 (mips_expand_builtin_compare): Ditto.
27773 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
27775 * tree-sra.c (sra_build_assignment): Replace assertion
27776 checking with a comment explaining why it can't be done.
27778 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
27780 PR middle-end/30833
27781 * tree-dump.c (dequeue_and_dump): Add tcc_vl_exp case missed
27782 during CALL_EXPR representation conversion.
27783 * tree-ssa-propagate.c (set_rhs): Likewise.
27785 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
27787 * tree-sra.c (sra_build_assignment): Disable assertion checking
27790 2007-02-18 Roger Sayle <roger@eyesopen.com>
27792 * function.c (gimplify_parameters): Call build_gimple_modify_stmt
27793 instead of calling build2 with a GIMPLE_MODIFY_STMT.
27794 * gimple-low.c (lower_function_body, lower_builtin_setjmp):
27796 * gimplify.c (build_stack_save_restore, gimplify_return_expr,
27797 gimplify_decl_expr, gimplify_self_mod_expr, gimplify_cond_expr,
27798 gimplify_init_ctor_eval_range, gimple_push_cleanup,
27799 gimplify_omp_for, gimplify_omp_atomic_pipeline,
27800 gimplify_omp_atomic_mutex, gimplify_expr, gimplify_one_sizepos,
27801 force_gimple_operand): Likewise.
27802 * ipa-cp.c (constant_val_insert): Likewise.
27803 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression,
27804 lambda_loopnest_to_gcc_loopnest, replace_uses_equiv_to_x_with_y,
27805 perfect_nestify): Likewise.
27806 * langhooks.c (lhd_omp_assignment): Likewise.
27807 * omp-low.c (lower_rec_input_clauses, lower_reduction_clauses,
27808 lower_copyprivate_clauses, lower_send_clauses,
27809 lower_send_shared_vars, expand_parallel_call,
27810 expand_omp_for_generic, expand_omp_for_static_nochunk,
27811 expand_omp_for_static_chunk, expand_omp_sections,
27812 lower_omp_single_copy, lower_omp_for_lastprivate,
27813 lower_omp_parallel, init_tmp_var, save_tmp_var): Likewise.
27814 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
27815 tree_mod_subtract, tree_ic, tree_stringop_fixed_value):
27818 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
27820 * config/sh/divtab.c, config/sh/sh.c, config/sh/sh.h,
27821 config/sh/sh.md: Follow spelling conventions.
27823 * config/frv/frv.c, config/frv/frv.h, config/frv/frv.md,
27824 config/frv/predicates.md: Follow spelling conventions.
27826 * config/m68k/linux-unwind.h: Fix a comment typo.
27827 * target.h: Follow spelling conventions.
27829 2007-02-18 Roger Sayle <roger@eyesopen.com>
27831 PR rtl-optimization/28173
27832 * simplify-rtx.c (simplify_binary_operation_1) <IOR>: Optimize
27833 (X & C1) | C2 as C2 when (C1 & C2) == C1 and X has no side-effects.
27834 Optimize (X & C1) | C2 as X | C2 when (C1 | C2) == ~0.
27835 Canonicalize (X & C1) | C2 as (X & (C1 & ~C2)) | C2.
27836 <AND>: Canonicalize (X | C1) & C2 as (X & C2) | (C1 & C2).
27838 2007-02-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
27840 * builtins.c (fold_builtin_load_exponent): New.
27841 (fold_builtin_2): Use it.
27843 2007-02-18 Steven Bosscher <steven@gcc.gnu.org>
27845 PR rtl-optimization/30773
27846 * local-alloc.c (update_equiv_regs): Do not set reg_equiv_init
27847 if we fail to attach a REG_EQUIV note.
27849 2007-02-18 David Edelsohn <edelsohn@gnu.org>
27850 Roger Sayle <roger@eyesopen.com>
27852 * config/rs6000/rs6000.md (bswapsi2): New define_insn and splitter.
27854 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
27856 * calls.c (initialize_argument_information): Pass original EXP
27857 and STRUCT_VALUE_ADDR_VALUE instead of a list of arguments. Move
27858 code to split complex arguments here, as part of initializing the
27860 (expand_call): Remove code that builds a list of arguments and
27861 inserts implicit arguments into it. Instead, just count how many
27862 implicit arguments there will be so we can determine the size of
27863 the ARGS array, and let initialize_argument_information do the work.
27864 (split_complex_values): Delete unused function.
27866 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
27868 * tree-eh.c (tree_could_trap_p): Handle VIEW_CONVERT_EXPR.
27870 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
27872 * calls.c (mem_overlaps_already_clobbered_arg_p): Return true
27873 for arg pointer based indexed addressing.
27875 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
27877 * config/ia64/ia64.h, config/ia64/ia64.md,
27878 config/ia64/predicates.md, config/ia64/sysv4.h: Follow
27879 spelling conventions.
27881 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
27883 * config/m68k/m68k.c (split_di): New.
27884 * config/m68k/m68k-protos.h: Declare split_di.
27885 * config/m68k/m68k.md (extendsidi2*,ashldi3*,ashrdi3*,lshrdi3*):
27886 Improve predicate handling and split constant shifts.
27888 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
27890 * config/m68k/m68k.md (extv,extzv,insv): disable dynamic
27891 parameter for register bitfield operations, general predicates
27894 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
27896 * config/m68k/linux.h (MD_UNWIND_SUPPORT): Define.
27897 * config/m68k/linux-unwind.h: New file.
27899 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
27901 * cfgloop.c, config/alpha/alpha.c, config/bfin/bfin.c,
27902 config/i386/athlon.md, config/ia64/ia64.md,
27903 config/rs6000/rs6000.c, config/s390/s390.c, config/spu/spu.md,
27904 df-problems.c, df.h, fold-const.c, ipa-cp.c, ipa-inline.c,
27905 ipa-prop.h, see.c, struct-equiv.c, tree-inline.c,
27906 tree-ssa-loop-niter.c, tree-vect-analyze.c,
27907 tree-vect-transform.c: Fix comment typos.
27909 2007-02-17 Kazu Hirata <kazu@codesourcery.com>
27911 * sched-deps.c (find_insn_list): Remove.
27912 * sched-int.h: Remove the prototype for find_insn_list.
27914 2007-02-16 Geoffrey Keating <geoffk@apple.com>
27916 * config/darwin.h (LINK_SPEC): Always pass -macosx_version_min
27918 (DARWIN_EXTRA_SPECS): Add %(darwin_minversion).
27919 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Just call
27920 darwin_rs6000_override_options.
27921 (C_COMMON_OVERRIDE_OPTIONS): Expect
27922 darwin_macosx_version_min to be non-NULL always.
27923 (TARGET_C99_FUNCTIONS): Likewise.
27924 (CC1_SPEC): Always pass -mmacosx-version-min to cc1*.
27925 (DARWIN_MINVERSION_SPEC): New.
27926 * config/rs6000/rs6000.c (darwin_rs6000_override_options): New.
27927 * config/i386/darwin.h (CC1_SPEC): Always pass -mmacosx-version-min
27929 (DARWIN_MINVERSION_SPEC): New.
27930 * config/darwin.opt (mmacosx-version-min): Initialize to non-NULL
27932 * config/darwin-c.c (darwin_cpp_builtins): Expect
27933 darwin_macosx_version_min to be non-NULL always.
27935 * config/rs6000/rs6000.c: Clean up trailing whitespace.
27937 2007-02-16 Uros Bizjak <ubizjak@gmail.com>
27939 * config/i386/i386.h (x86_use_xchgb): New.
27940 (TARGET_USE_XCHGB): New macro.
27941 * config/i386/i386.c (x86_use_xchgb): Set for PENT4.
27942 * config/i386/i386.md (*rotlhi3_1 splitter, *rotrhi3_1 splitter):
27943 Split after reload into bswaphi for shifts of 8.
27944 (bswaphi_lowpart): Generate rolw insn for HImode byte swaps.
27945 (*bswaphi_lowpart_1): Generate xchgb for Q registers for TARGET_XCHGB
27946 or when optimizing for size.
27948 2007-02-16 Richard Guenther <rguenther@suse.de>
27949 Christian Bruel <christian.bruel@st.com>
27951 * fold-const.c (tree_swap_operands_p): Treat SSA_NAMEs like
27952 DECLs but prefer SSA_NAMEs over DECLs.
27954 2007-02-16 Richard Guenther <rguenther@suse.de>
27956 * tree-flow-inline.h (single_imm_use_p): Remove.
27957 (zero_imm_uses_p): Likewise.
27958 * tree-ssa-coalesce.c (create_outofssa_var_map): Use has_single_use
27959 instead of single_imm_use_p.
27960 * tree-cfg.c (replace_uses_by): Use has_zero_use instead of
27963 2007-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
27966 * Makefile.in (SYSTEM_HEADER_DIR): Use single quotes to avoid
27967 nested double- and backquotes.
27969 2007-02-15 Roger Sayle <roger@eyesopen.com>
27971 PR middle-end/30391
27972 * tree.c (expr_align): Handle MODIFY_EXPR. GIMPLE_MODIFY_STMT
27973 should be unreachable.
27974 (build2_stat): Allow construction of MODIFY_EXPR at any time.
27975 For the time being redirect GIMPLE_MODIFY_STMT to the new
27976 (renamed) build_gimple_modify_stmt_stat.
27977 (build2_gimple_stat): Rename to...
27978 (build_gimple_modify_stmt_stat): Now longer take a CODE argument.
27979 Always build a GIMPLE_MODIFY_STMT node.
27980 * tree.h (build2_gimple, build2_gimple_stat): Delete.
27981 (build_gimple_modify_stmt, build_gimple_modify_stmt_stat): New
27984 * tree-cfg.c (factor_computed_gotos, tree_merge_blocks,
27985 gimplify_val): Use build_gimple_modify_stmt instead of build2_gimple.
27986 * tree-complex.c (set_component_ssa_name, expand_complex_move,
27987 expand_complex_div_wide): Likewise.
27988 * tree-ssa-dom.c (record_equivalences_from_stmt): Likewise.
27989 * tree-ssa-loop-im.c (schedule_sm): Likewise.
27990 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Likewise.
27991 * tree-ssa-loop-manip.c (create_iv): Likewise.
27992 * tree-ssa-phiopt.c (conditional_replacement, minmax_replacement,
27993 abs_replacement): Likewise.
27994 * tree-ssa-pre.c (create_expression_by_pieces, poolify_modify_stmt,
27995 realify_fake_stores): Likewise.
27997 * builtins.c (std_expand_builtin_va_start): Build a MODIFY_EXPR
27998 node rather than a GIMPLE_MODIFY_STMT node.
27999 (std_gimpify_va_arg_expr, expand_builtin_va_copy,
28000 fold_builtin_memset, fold_builtin_memory_op, do_mpfr_sincos):
28002 (integer_valued_real_p): Handle MODIFY_EXPR, not GIMPLE_MODIFY_STMT.
28003 * expr.c (expand_expr_real_1): Handle both MODIFY_EXPR and
28004 GIMPLE_MODIFY_STMT.
28006 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
28008 PR middle-end/30433
28009 * fold-const.c (fold_comparison): Add back the
28010 folding of constant complex comparisions.
28012 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
28014 PR middle-end/30729
28015 * stmt.c (warn_if_unused_value): VA_ARG_EXPR has side
28016 effects unknown to this function, return early.
28018 2007-02-15 Ian Lance Taylor <iant@google.com>
28020 * lower-subreg.c (move_eh_region_note): New static function.
28021 (resolve_simple_move): Call it.
28022 (decompose_multiword_subregs): Track blocks for which we resolve a
28023 simple move which is also a control flow insn. Pass them to
28024 find_many_sub_basic_blocks.
28025 (pass_lower_subreg): Add TODO_verify_flow.
28026 (pass_lower_subreg2): Likewise.
28028 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
28029 Brooks Moses <brooks.moses@codesourcery.com>
28030 Lee Millward <lee.millward@codesourcery.com>
28032 * tree.h (enum tree_code_class): Add tcc_vl_exp.
28033 (VL_EXP_CLASS_P): New.
28034 (TREE_OPERAND_CHECK): Use TREE_OPERAND_LENGTH instead of
28036 (TREE_OPERAND_CHECK_CODE): Likewise.
28037 (GIMPLE_STMT_OPERAND_CHECK): Likewise.
28038 (TREE_RTL_OPERAND_CHECK): Likewise.
28039 (tree_operand_check_failed): Make second parameter the whole tree
28040 instead of its code. Fixed callers.
28041 (VL_EXP_CHECK): New.
28042 (TREE_OPERAND_LENGTH): New.
28043 (VL_EXP_OPERAND_LENGTH): New.
28044 (CALL_EXPR_FN): New.
28045 (CALL_EXPR_STATIC_CHAIN): New.
28046 (CALL_EXPR_ARGS): New.
28047 (CALL_EXPR_ARG): New.
28048 (call_expr_nargs): New.
28049 (CALL_EXPR_ARGP): New.
28050 (build_nt_call_list): Declare.
28051 (build_vl_exp_stat): Declare.
28052 (build_vl_exp): New.
28053 (build_call_list): Declare.
28054 (build_call_nary): Declare.
28055 (build_call_valist): Declare.
28056 (build_call_array): Declare.
28057 (call_expr_arg): Declare.
28058 (call_expr_argp): Declare.
28059 (call_expr_arglist): Declare.
28060 (fold_build_call_list): Declare.
28061 (fold_build_call_list_initializer): Declare.
28062 (fold_call_expr): Declare to replace fold_builtin.
28063 (fold_builtin_fputs): Update to agree with modified definition.
28064 (fold_builtin_strcpy): Likewise.
28065 (fold_builtin_strncpy): Likewise.
28066 (fold_builtin_memory_chk): Likewise.
28067 (fold_builtin_stxcpy_chk): Likewise.
28068 (fold_builtin_strncpy_chk): Likewise.
28069 (fold_builtin_next_arg): Likewise.
28070 (fold_build_call_expr): Declare.
28071 (fold_builtin_call_list): Declare.
28072 (fold_builtin_call_valist): Declare.
28073 (build_call_expr): Declare.
28074 (validate_arglist): Update to agree with modified definition.
28075 (tree_operand_length): New.
28076 (call_expr_arg_iterator): New.
28077 (init_call_expr_arg_iterator): New.
28078 (next_call_expr_arg): New.
28079 (first_call_expr_arg): New.
28080 (more_call_expr_args_p): New.
28081 (FOR_EACH_CALL_EXPR_ARG): New.
28083 * tree.c (tree_code_class_string): Add entries for tcc_vl_exp
28084 and tcc_gimple_stmt.
28085 (tree_code_size): Update documentation. Use sizeof (tree) rather
28086 than sizeof (char *).
28087 (tree_size): Likewise. Add case for tcc_vl_exp.
28088 (tree_node_structure): Add case for tcc_vl_exp.
28089 (contains_placeholder_p): Likewise.
28090 (substitute_in_expr): Likewise.
28091 (substitute_placeholder_in_expr): Likewise.
28092 (stabilize_reference_1): Likewise.
28093 (build3_stat): Remove logic for CALL_EXPRs. Replace with assertion
28094 to diagnose breakage of this interface for constructing CALL_EXPRs.
28095 (build_nt): Add similar assertion here.
28096 (build_nt_call_list): New.
28097 (simple_cst_equal) <CALL_EXPR>: Rewrite to use new accessors.
28098 (iterative_hash_expr): Use TREE_OPERAND_LENGTH instead of
28100 (get_callee_fndecl): Use new CALL_EXPR accessors.
28101 (tree_operand_check_failed): Change parameters to pass entire node
28102 instead of its code, so that we can call TREE_OPERAND_LENGTH on it.
28103 (process_call_operands): New.
28104 (build_vl_exp_stat): New.
28105 (build_call_list): New.
28106 (build_call_nary): New.
28107 (build_call_valist): New.
28108 (build_call_array): New.
28109 (walk_tree): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
28110 (call_expr_arglist): New.
28112 * tree.def (CALL_EXPR): Change representation of CALL_EXPRs to use
28113 tcc_vl_exp instead of a fixed-size tcc_expression.
28115 * doc/c-tree.texi (CALL_EXPR): Document new representation and
28116 accessors for CALL_EXPRs.
28117 (AGGR_INIT_EXPR): Likewise.
28119 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
28120 Brooks Moses <brooks.moses@codesourcery.com>
28121 Lee Millward <lee.millward@codesourcery.com>
28123 * builtins.c (c_strlen): Return NULL_TREE instead of 0.
28124 (expand_builtin_nonlocal_goto): Change parameter to be entire
28125 CALL_EXPR instead of an arglist. Use new CALL_EXPR accessors.
28126 (expand_builtin_prefetch): Likewise.
28127 (expand_builtin_classify_type): Likewise.
28128 (mathfn_built_in): Return NULL_TREE instead of 0.
28129 (expand_errno_check): Use new CALL_EXPR accessors.
28130 (expand_builtin_mathfn): Use new CALL_EXPR accessors and constructors.
28131 Return NULL_RTX instead of 0.
28132 (expand_builtin_mathfn_2): Likewise.
28133 (expand_builtin_mathfn_3): Likewise.
28134 (expand_builtin_interclass_mathfn): Likewise.
28135 (expand_builtin_sincos): Likewise.
28136 (expand_builtin_cexpi): Likewise.
28137 (expand_builtin_int_roundingfn): Likewise.
28138 (expand_builtin_int_roundingfn_2): Likewise.
28139 (expand_builtin_pow): Likewise.
28140 (expand_builtin_powi): Likewise.
28141 (expand_builtin_strlen): Pass entire CALL_EXPR as parameter instead
28142 of arglist, fixing callers appropriately. Use new CALL_EXPR
28143 accessors and constructors. Return NULL_RTX instead of 0.
28144 (expand_builtin_strstr): Likewise.
28145 (expand_builtin_strchr): Likewise.
28146 (expand_builtin_strrchr): Likewise.
28147 (expand_builtin_strpbrk): Likewise.
28148 (expand_builtin_memcpy): Likewise.
28149 (expand_builtin_mempcpy): Likewise.
28150 (expand_builtin_mempcpy_args): New.
28151 (expand_builtin_memmove): Similarly to expand_builtin_mempcpy.
28152 (expand_builtin_memmove_args): New.
28153 (expand_builtin_bcopy): Similarly to expand_builtin_mempcpy.
28154 (expand_movstr): Likewise.
28155 (expand_builtin_strcpy): Likewise.
28156 (expand_builtin_strcpy_args): New.
28157 (expand_builtin_stpcpy): Similarly to expand_builtin_strcpy.
28158 (expand_builtin_strncpy): Likewise.
28159 (expand_builtin_memset): Likewise.
28160 (expand_builtin_memset_args): New.
28161 (expand_builtin_bzero): Similarly to expand_builtin_memset.
28162 (expand_builtin_memcmp): Likewise.
28163 (expand_builtin_strcmp): Likewise.
28164 (expand_builtin_strncmp): Likewise.
28165 (expand_builtin_strcat): Likewise.
28166 (expand_builtin_strncat): Likewise.
28167 (expand_builtin_strspn): Likewise.
28168 (expand_builtin_strcspn): Likewise.
28169 (expand_builtin_args_info): Likewise.
28170 (expand_builtin_va_start): Likewise.
28171 (gimplify_va_arg_expr): Likewise.
28172 (expand_builtin_va_end): Likewise.
28173 (expand_builtin_va_copy): Likewise.
28174 (expand_builtin_frame_address): Likewise.
28175 (expand_builtin_alloca): Likewise.
28176 (expand_builtin_bswap): Likewise.
28177 (expand_builtin_unop): Likewise.
28178 (expand_builtin_fputs): Likewise.
28179 (expand_builtin_expect): Likewise.
28180 (expand_builtin_fabs): Likewise.
28181 (expand_builtin_copysign): Likewise.
28182 (expand_builtin_printf): Likewise.
28183 (expand_builtin_fprintf): Likewise.
28184 (expand_builtin_sprintf): Likewise.
28185 (expand_builtin_init_trampoline): Likewise.
28186 (expand_builtin_signbit): Likewise.
28187 (expand_builtin_fork_or_exec): Likewise.
28188 (expand_builtin_sync_operation): Likewise.
28189 (expand_builtin_compare_and_swap): Likewise.
28190 (expand_builtin_lock_test_and_set): Likewise.
28191 (expand_builtin_lock_release): Likewise.
28192 (expand_builtin): Likewise.
28193 (builtin_mathfn_code): Likewise.
28195 (fold_builtin_constant_p): Pass call arguments individually instead
28196 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
28197 accessors and constructors. Return NULL_TREE instead of 0.
28198 (fold_builtin_expect): Likewise.
28199 (fold_builtin_classify_type): Likewise.
28200 (fold_builtin_strlen): Likewise.
28201 (fold_builtin_nan): Likewise.
28202 (integer_valued_real_p): Likewise.
28203 (fold_trunc_transparent_mathfn): Likewise.
28204 (fold_fixed_mathfn): Likewise.
28205 (fold_builtin_cabs): Likewise.
28206 (fold_builtin_sqrt): Likewise.
28207 (fold_builtin_cbrt): Likewise.
28208 (fold_builtin_cos): Likewise.
28209 (fold_builtin_cosh): Likewise.
28210 (fold_builtin_tan): Likewise.
28211 (fold_builtin_sincos): Likewise.
28212 (fold_builtin_cexp): Likewise.
28213 (fold_builtin_trunc): Likewise.
28214 (fold_builtin_floor): Likewise.
28215 (fold_builtin_ceil): Likewise.
28216 (fold_builtin_round): Likewise.
28217 (fold_builtin_int_roundingfn): Likewise.
28218 (fold_builtin_bitop): Likewise.
28219 (fold_builtin_bswap): Likewise.
28220 (fold_builtin_logarithm): Likewise.
28221 (fold_builtin_hypot): Likewise.
28222 (fold_builtin_pow): Likewise.
28223 (fold_builtin_powi): Likewise.
28224 (fold_builtin_exponent): Likewise.
28225 (fold_builtin_memset): Likewise.
28226 (fold_builtin_bzero): Likewise.
28227 (fold_builtin_memory_op): Likewise.
28228 (fold_builtin_bcopy): Deleted; call site changed to invoke
28229 fold_builtin_memory_op directly.
28230 (fold_builtin_strcpy): Similarly as for fold_builtin_memory_op.
28231 (fold_builtin_strncpy): Likewise.
28232 (fold_builtin_memcmp): Likewise.
28233 (fold_builtin_strcmp): Likewise.
28234 (fold_builtin_strncmp): Likewise.
28235 (fold_builtin_signbit): Likewise.
28236 (fold_builtin_copysign): Likewise.
28237 (fold_builtin_isascii): Likewise.
28238 (fold_builtin_toascii): Likewise.
28239 (fold_builtin_isdigit): Likewise.
28240 (fold_builtin_fabs): Likewise.
28241 (fold_builtin_abs): Likewise.
28242 (fold_builtin_fmin_fmax): Likewise.
28243 (fold_builtin_carg): Likewise.
28244 (fold_builtin_classify): Likewise.
28245 (fold_builtin_unordered_cmp): Likewise.
28247 (fold_builtin_0, fold_builtin_2, fold_builtin_3, fold_builtin_4):
28248 New functions split out from fold_builtin_1.
28249 (fold_builtin_n): New.
28250 (fold_builtin_varargs): New.
28251 (fold_builtin): Deleted. Most callers changed to use fold_call_expr
28253 (fold_call_expr): New.
28254 (build_function_call_expr): Rewrite to use new helper function.
28255 (fold_builtin_call_list): New.
28256 (build_call_expr): New.
28257 (fold_builtin_call_valist): New.
28258 (rewrite_call_expr): New.
28259 (validate_arg): New.
28260 (validate_arglist): Change parameter to be entire CALL_EXPR instead
28261 of an arglist. Change return type to bool. Use new CALL_EXPR
28264 (fold_builtin_strstr): Pass call arguments individually instead
28265 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
28266 accessors and constructors. Return NULL_TREE instead of 0.
28267 (fold_builtin_strchr): Likewise.
28268 (fold_builtin_strrchr): Likewise.
28269 (fold_builtin_strpbrk): Likewise.
28270 (fold_builtin_strcat): Likewise.
28271 (fold_builtin_strncat): Likewise.
28272 (fold_builtin_strspn): Likewise.
28273 (fold_builtin_strcspn): Likewise.
28274 (fold_builtin_fputs): Likewise.
28275 (fold_builtin_next_arg): Likewise.
28276 (fold_builtin_sprintf): Likewise.
28278 (expand_builtin_object_size): Use new CALL_EXPR accessors. Use
28279 NULL_RTX instead of 0.
28280 (expand_builtin_memory_chk): Likewise.
28281 (maybe_emit_chk_warning): Likewise.
28282 (maybe_emit_sprintf_chk_warning): Likewise.
28284 (fold_builtin_object_size): Pass call arguments individually instead
28285 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
28286 accessors and constructors. Return NULL_TREE instead of 0.
28287 (fold_builtin_memory_chk): Likewise.
28288 (fold_builtin_stxcpy_chk): Likewise.
28289 (fold_builtin_strncpy_chk): Likewise.
28290 (fold_builtin_strcat_chk): Likewise.
28291 (fold_builtin_strcat_chk): Likewise.
28292 (fold_builtin_strncat_chk): Likewise.
28293 (fold_builtin_sprintf_chk): Likewise.
28294 (fold_builtin_snprintf_chk): Likewise.
28295 (fold_builtin_printf): Likewise.
28296 (fold_builtin_vprintf): Likewise.
28298 * fold-const.c (negate_expr_p): Use new CALL_EXPR accessors and
28300 (operand_equal_p): Add separate tcc_vl_exp/CALL_EXPR case.
28301 (make_range): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
28302 (extract_muldiv_1): Add VL_EXP_CLASS_P case.
28303 (fold_mathfn_compare): Use new CALL_EXPR accessors and constructors.
28304 (fold_unary): Likewise.
28305 (fold_binary): Likewise.
28306 (fold_ternary): Remove CALL_EXPR case, since they are no longer
28307 ternary expressions.
28308 (fold): Add logic for tcc_vl_exp.
28309 (fold_checksum_tree): Make it know about tcc_vl_exp. Use
28310 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
28311 (fold_build3_stat): Add assertion to flag broken interface for
28312 constructing CALL_EXPRs.
28313 (fold_build_call_list): New.
28314 (fold_build_call_list_initializer): New.
28315 (tree_expr_nonnegative_p): Use new CALL_EXPR accessors and
28317 (fold_strip_sign_ops): Likewise.
28319 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
28320 Brooks Moses <brooks.moses@codesourcery.com>
28321 Lee Millward <lee.millward@codesourcery.com>
28323 * tree-dump.c (dequeue_and_dump) <CALL_EXPR>: Use new CALL_EXPR
28324 accessors and dump arguments explicitly.
28326 * tree-pretty-print.c (do_niy): Use TREE_OPERAND_LENGTH instead of
28328 (dump_generic_node): Use new CALL_EXPR accessors and walk arguments
28330 (print_call_name): Use new CALL_EXPR accessors.
28332 * print-tree.c (print_node): Add case tcc_vl_exp. Print
28333 CALL_EXPR arguments explicitly instead of as a list. Use
28334 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
28336 * tree-vrp.c (stmt_interesting_for_vrp): Use new CALL_EXPR accessors.
28337 (vrp_visit_stmt): Likewise.
28339 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Make it
28340 know about tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of
28342 (force_move_till_expr): Likewise.
28344 * targhooks.c (default_external_stack_protect_fail): Use
28345 build_call_expr instead of build_function_call_expr.
28346 (default_hidden_stack_protect_fail): Likewise.
28348 * tree-complex.c (expand_complex_libcall): Use build_call_expr to
28351 * cgraphbuild.c (build_cgraph_edges): Use new CALL_EXPR accessors
28352 and walk arguments explicitly.
28354 * tree-ssa-loop-niter.c (simplify_replace_tree): Use
28355 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
28356 (expand_simple_operations): Likewise.
28357 (infer_loop_bounds_from_array): Use new CALL_EXPR accessors.
28359 * gengtype.c (adjust_field_tree_exp): Use TREE_OPERAND_LENGTH instead
28360 of TREE_CODE_LENGTH.
28361 (walk_type): Tweak walking of arrays not to blow up on CALL_EXPRs.
28363 * optabs.c (expand_widen_pattern-expr): Use TREE_OPERAND_LENGTH
28364 instead of TREE_CODE_LENGTH.
28366 * value_prof.c (tree_ic): Use new CALL_EXPR accessors.
28367 (tree_ic_transform): Likewise.
28368 (interesting_stringop_to_profile_p): Pass entire CALL_EXPR as
28369 parameter instead of arglist. Fix callers.
28370 (tree_stringop_fixed_value): Use new CALL_EXPR accessors.
28371 (tree_stringops_transform): Likewise.
28372 (tree_indirect_call_to_profile): Likewise.
28373 (tree_stringops_values_to_profile): Likewise.
28375 * tree-tailcall.c (find_tail_calls): Use new CALL_EXPR iterator.
28376 (eliminate_tail_call): Likewise.
28378 * ipa-cp.c (ipcp_update_callgraph): Use new CALL_EXPR accessors.
28380 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
28381 Use TREE_OPERAND_LENGTH and generalize to handle any number of
28383 (instantiate_parameters_1): Can't handle tcc_vl_exp here.
28385 * omp-low.c (build_omp_barrier): Use build_call_expr.
28386 (lower_rec_input_clauses): Likewise.
28387 (lower_reduction_clauses): Likewise.
28388 (expand_parallel_call): Likewise.
28389 (maybe_catch_exception): Likewise.
28390 (expand_omp_for_generic): Likewise.
28391 (expand_omp_for_static_nochunk): Likewise.
28392 (expand_omp_sections): Likewise.
28393 (lower_omp_single_simple): Likewise.
28394 (lower_omp_single_copy): Likewise.
28395 (lower_omp_master): Likewise.
28396 (lower_omp_ordered): Likewise.
28397 (lower_omp_critical): Likewise.
28399 * ipa-reference.c (check-call): Use new CALL_EXPR iterator.
28400 (scan_for_static_refs): Create tcc_vl_exp case for CALL_EXPR.
28402 * tree-gimple.c (is_gimple_call_addr): Fix doc.
28403 (recalculate_side_effects): Use TREE_OPERAND_LENGTH instead of
28404 TREE_CODE_LENGTH. Add tcc_vl_exp case.
28406 * tree-chrec.c (chrec_contains_symbols): Use TREE_OPERAND_LENGTH
28407 and generalize to handle any number of operands.
28408 (chrec_contains_undetermined): Likewise.
28409 (tree_contains_chrecs): Likewise.
28410 (evolution_function_is_invariant_rec_p): Use TREE_OPERAND_LENGTH.
28412 * cgraphunit.c (update_call_expr): Use new CALL_EXPR accessors.
28414 * tree-ssa-ccp.c (ccp_fold): Use new CALL_EXPR accessors. Use
28415 fold_call_expr instead of fold_builtin.
28416 (ccp_fold_builtin): Likewise. Update calls into builtins.c to
28417 match declarations there.
28418 (fold_stmt): Use new CALL_EXPR constructor and accessors. Doc
28421 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Use
28422 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
28424 * ipa-pure-const.c (check_call): Use new CALL_EXPR accessors.
28425 (scan_function): Add case tcc_vl_exp for CALL_EXPR.
28427 * tree-stdarg.c (execute_optimize_stdarg): Use new CALL_EXPR
28430 * tree-ssa-math-opts.c (execute_cse_sincos_1): Use build_call_expr.
28431 (execute_cse_sincos): Use new CALL_EXPR accessors.
28433 * tree-ssa-alias.c (find_used_portions): Use new CALL_EXPR iterator.
28435 * gimple-low.c (lower_function_body): Use build_call_expr.
28436 (lower_builtin_setjmp): Likewise.
28438 * expr.c (emit_block_move_via_libcall): Use build_call_expr.
28439 (set_storage_via_libcall): Likewise.
28440 (safe_from_p): Add tcc_vl_exp case. Use TREE_OPERAND_LENGTH
28441 instead of TREE_CODE_LENGTH.
28442 (expand_expr_real_1): Use new CALL_EXPR accessors.
28444 * tree-browser.c (store_child_info): Use TREE_OPERAND_LENGTH and
28445 generalize to handle any number of operands.
28446 (TB_parent_eq): Likewise.
28448 * predict.c (expr_expected_value): Use new CALL_EXPR accessors.
28449 (strip_builtin_expect): Likewise.
28451 * function.c (gimplify_parameters): Use build_call_expr.
28453 * tree-vectorizer.c (vect_is_simple_reduction): Use
28454 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
28456 * ipa-type-escape.c (check_call): Use new CALL_EXPR iterators.
28457 (scan_for_refs): Add case tcc_vl_exp for CALL_EXPR.
28459 * tree-data-ref.c (get_references_in_stmt): Use new CALL_EXPR
28462 * gimplify.c (build_stack_save_restore): Use build_call_expr.
28463 (gimplify_decl_expr): Likewise.
28464 (gimplify_call_expr): Use fold_call_expr instead of fold_builtin.
28465 Use new CALL_EXPR iterators.
28466 (gimplify_modify_expr_to_memcpy): Use build_call_expr.
28467 (gimplify_modify_expr_to_memset): Likewise.
28468 (gimplify_variable_sized_compare): Likewise.
28469 (gimplify_omp_atomic_fetch_op): Likewise.
28470 (gimplify_omp_atomic_pipeline): Likewise.
28471 (gimplify_omp_atomic_mutex): Likewise.
28472 (gimplify_function_tree): Likewise.
28474 * calls.c (alloca_call_p): Use new CALL_EXPR accessors.
28475 (call_expr_flags): Likewise.
28476 (expand_call): Likewise.
28478 * except.c (expand_builtin_eh_return_data_regno): Pass entire
28479 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
28482 * coverage.c (create_coverage): Use build_call_expr.
28484 * tree-ssa-pre.c (expression_node_pool, list_node_pool): Delete.
28485 (temp_call_expr_obstack): New.
28486 (pool_copy_list): Delete.
28487 (temp_copy_call_expr): New.
28488 (phi_translate): Add case tcc_vl_exp for CALL_EXPR. Use new
28489 CALL_EXPR accessors. Get rid of special goo for copying argument
28490 lists and use temp_copy_call_expr instead.
28491 (valid_in_sets): Add case tcc_vl_exp for CALL_EXPR. Use new
28492 CALL_EXPR accessors.
28493 (create_expression_by_pieces): Likewise. Use build_call_array
28494 to construct the result instead of fold_build3.
28495 (create_value_expr_from): Add tcc_vl_exp. Delete special goo for
28496 dealing with argument lists.
28497 (init_pre): Remove references to expression_node_pool and
28498 list_node_pool. Init temp_call_expr_obstack instead.
28499 (fini_pre): Remove references to expression_node_pool and
28502 * tree-sra.c (sra_walk_call_expr): Use new CALL_EXPR accessors
28503 and walk arguments explicitly instead of as a list.
28505 * tree-mudflap.c (mf_build_check_statement_for): Use build_call_expr.
28506 (mx_register_decls): Likewise.
28507 (mudflap_register_call): Likewise.
28508 (mudflap_finish_file): Likewise.
28510 * ipa-prop.c (ipa_callsite_compute_count): Use new CALL_EXPR accessors.
28511 (ipa_callsite_compute_param): Likewise.
28513 * tree-vect-patterns.c (vect_recog_pow_pattern): Use new CALL_EXPR
28514 accessors and constructor.
28516 * tree-nested.c (convert_nl_goto_reference): Use new CALL_EXPR
28517 accessors and constructor.
28518 (convert_tramp_reference): Likewise.
28519 (convert_call_expr): Likewise.
28520 (finalize_nesting_tree_1): Likewise.
28522 * tree-ssa.c (tree_ssa_useless_type_conversion): Use new CALL_EXPR
28525 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Use build_call_expr.
28527 * tree-inline.c (initialize_inlined_parameters): Pass entire
28528 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
28530 (estimate_num_insns_1): Use new CALL_EXPR accessors.
28531 (expand_call_inline): Tidy up call to initialize_inlined_parameters.
28533 * tree-vect-transform.c (vect_create_epilog_for_reduction): Use
28534 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
28535 (vectorizable_reduction): Likewise.
28536 (vectorizable_call): Use new CALL_EXPR iterators.
28537 (vectorizable_conversion): Use build_call_expr.
28538 (vectorizable_operation): Use TREE_OPERAND_LENGTH.
28539 (vect_gen_widened_results_half): Use build_call_expr.
28540 (vect_setup_realignment): Likewise.
28541 (vectorizable_live_operation): Use TREE_OPERAND_LENGTH.
28543 * tree-object-size.c (alloc_object_size): Use new CALL_EXPR accessors.
28544 (pass_through_call): Likewise.
28545 (compute_object_sizes): Likewise. Use fold_call_expr instead of
28548 * tree-profile.c (tree_gen_interval_profiler): Use build_call_expr.
28549 (tree_gen_pow2_profiler): Likewise.
28550 (tree_gen_one_value_profiler): Likewise.
28551 (tree_gen_ic_func_profiler): Likewise.
28552 (tree_gen_average_profiler): Likewise.
28553 (tree_gen_ior_profiler): Likewise.
28555 * tree-ssa-structalias.c (get_constraint_for): Add case tcc_vl_exp.
28556 (find_func_aliases): Use new CALL_EXPR accessors. Add case
28557 tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
28559 * tree-ssa-reassoc.c (get_rank): Use TREE_OPERAND_LENGTH instead
28560 of TREE_CODE_LENGTH.
28562 * stmt.c (warn_if_unused_value): Use TREE_OPERAND_LENGTH instead
28563 of TREE_CODE_LENGTH.
28565 * convert.c (convert_to_real): Use new CALL_EXPR accessors and
28567 (convert_to_integer): Likewise.
28569 * tree-ssa-operands.c (get_call_expr_operands): Use new CALL_EXPR
28572 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
28573 Brooks Moses <brooks.moses@codesourcery.com>
28574 Lee Millward <lee.millward@codesourcery.com>
28576 * config/alpha/alpha.c (alpha_expand_builtin): Use new CALL_EXPR
28578 * config/frv/frv.c (frv_expand_builtin): Likewise.
28579 * config/s390/s390.c (s390_expand_builtin): Likewise.
28581 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use build_call_expr.
28582 (sparc_expand_builtin): Use new CALL_EXPR accessors.
28584 * config/i386/i386.c (ix86_function_ok_for_sibcall): Likewise.
28585 (ix86_expand_binop_builtin): Pass entire CALL_EXPR as parameter
28586 instead of arglist. Use new CALL_EXPR accessors on it. Fix callers.
28587 (ix86_expand_store_builtin): Likewise.
28588 (ix86_expand_unop_builtin): Likewise.
28589 (ix86_expand_unop1_builtin): Likewise.
28590 (ix86_expand_sse_compare): Likewise.
28591 (ix86_expand_sse_comi): Likewise.
28592 (ix86_expand_vec_init_builtin): Likewise.
28593 (ix86_expand_vec_ext_builtin): Likewise.
28594 (ix86_expand_vec_set_builtin): Likewise.
28595 (ix86_expand_builtin): Use new CALL_EXPR accessors.
28597 * config/sh/sh.c (sh_expand_builtin): Use new CALL_EXPR accessors.
28598 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
28600 * config/iq2000/iq2000.c (expand_one_builtin): Pass entire CALL_EXPR
28601 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
28602 (iq2000_expand_builtin): Use new CALL_EXPR accessors.
28604 * config/rs6000/rs6000-c.c (altivec_build_resolved_builtin): Use
28606 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
28607 (rs6000_expand_unop_builtin): Pass entire CALL_EXPR instead of
28608 arglist. Use new CALL_EXPR accessors. Fix callers.
28609 (altivec_expand_abs_builtin): Likewise.
28610 (rs6000_expand_binop_builtin): Likewise.
28611 (altivec_expand_predicate_builtin): Likewise.
28612 (altivec_expand_lv_builtin): Likewise.
28613 (spe_expand_stv_builtin): Likewise.
28614 (altivec_expand_stv_builtin): Likewise.
28615 (rs6000_expand_ternop_builtin): Likewise.
28616 (altivec_expand_ld_builtin): Use new CALL_EXPR accessors.
28617 (altivec_expand_st_builtin): Likewise.
28618 (altivec_expand_dst_builtin): Likewise.
28619 (altivec_expand_vec_init_builtin): Pass entire CALL_EXPR instead of
28620 arglist. Use new CALL_EXPR accessors. Fix callers.
28621 (altivec_expand_vec_set_builtin): Likewise.
28622 (altivec_expand_vec_ext_builtin): Likewise.
28623 (altivec_expand_builtin): Use new CALL_EXPR accessors.
28624 (spe_expand_builtin): Likewise.
28625 (spe_expand_predicate_builtin): Pass entire CALL_EXPR instead of
28626 arglist. Use new CALL_EXPR accessors. Fix callers.
28627 (spe_expand_evsel_builtin): Likewise.
28628 (rs6000_expand_builtin): Use new CALL_EXPR accessors. VCFUX and
28629 FCFSX cases must construct whole new CALL_EXPR, not just arglist.
28631 * config/arm/arm.c (arm_expand_binop_builtin): Pass entire CALL_EXPR
28632 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
28633 (arm_expand_unop_builtin): Likewise.
28634 (arm_expand_builtin): Use new CALL_EXPR accessors.
28636 * config/mips/mips.c (mips_expand_builtin): Use new CALL_EXPR
28639 * config/bfin/bfin.c (bfin_expand_binop_builtin): Pass entire
28640 CALL_EXPR instead of arglist. Use new CALL_EXPR accessors.
28642 (bfin_expand_unop_builtin): Likewise.
28643 (bfin_expand_builtin): Use new CALL_EXPR accessors.
28645 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
28646 Brooks Moses <brooks.moses@codesourcery.com>
28647 Lee Millward <lee.millward@codesourcery.com>
28649 * c-semantics.c (build_stmt): Add internal diagnostic check.
28651 * c-pretty-print.c (pp_c_postfix_expression): Use new CALL_EXPR
28652 accessors. Print arguments explicitly instead of as a list.
28654 * c-typeck.c (build_function_call): Use new CALL_EXPR constructors.
28656 * c-omp.c (c_finish_omp_barrier): Use build_call_expr.
28657 (c_finish_omp_flish): Likewise.
28659 * c-common.c (verify_tree): Use new CALL_EXPR accessors. Traverse
28660 arguments explicitly instead of as a list. Use TREE_OPERAND_LENGTH
28661 instead of TREE_CODE_LENGTH.
28662 (check_function_arguments_recurse): Use new CALL_EXPR accessors.
28663 (c_warn_unused_result): Likewise.
28665 2007-02-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
28668 * doc/invoke.texi (Warning Options): Remove
28669 -Werror-implicit-function-declaration.
28670 (Wimplicit-function-declaration): Update description.
28671 * opts.c (common_handle_option): Move handling of -Werror=* to...
28672 (enable_warning_as_error): ...here.
28673 * opts.h (enable_warning_as_error): Declare.
28674 * c-decl.c (implicit_decl_warning): Unless
28675 -Wno-implicit-function-declaration is given, emit a pedwarn if
28676 -std=c99 or emit a warning if -Wimplicit-function-declaration.
28677 * c.opt (Wimplicit-function-declaration): Replace
28678 mesg_implicit_function_declaration with
28679 warn_implicit_function_declaration.
28680 * c-opts.c (c_common_handle_option):
28681 -Werror-implicit-function-declaration is exactly equal as
28682 -Werror=implicit-function-declaration.
28683 (set_Wimplicit): Replace mesg_implicit_function_declaration with
28684 warn_implicit_function_declaration.
28685 (c_common_post_options): -Wimplict-function-declaration is enabled
28686 by default by -std=c99, otherwise is disabled by default.
28687 * c-objc-common.c (c_objc_common_init): Remove flawed logic.
28689 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
28691 * gimplify.c (gimplify_modify_expr): During gimplification, attach a
28692 DECL on the rhs to a DECL on the lhs for debug info purposes if the
28693 former is ignored but not the latter.
28695 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
28697 * expr.c (expand_expr_real_1) <normal_inner_ref>: If a temporary
28698 is made and the reference doesn't use the alias set of its type,
28699 do not create the temporary using that type.
28701 2007-02-15 Aldy Hernandez <aldyh@redhat.com>
28703 * jump.c: Remove prototypes for delete_computation and
28704 delete_prior_computation.
28706 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
28708 * jump.c (get_label_after): Delete.
28709 (get_label_before, delete_computation, delete_jump,
28710 delete_prior_computation, follow_jumps): Move...
28711 * reorg.c (delete_computation, delete_prior_computation): ... here...
28712 (get_label_before, delete_jump): ... making these static ...
28713 (follow_jumps): ... and simplifying this since it only runs after
28715 * rtl.h (get_label_after, get_label_before, delete_jump,
28716 follow_jumps): Delete prototypes.
28718 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
28720 * caller-save.c (save_call_clobbered_regs): Do not process sibcalls.
28722 2007-02-15 Nick Clifton <nickc@redhat.com>
28724 * varasm.c (default_asm_output_anchor): Prepend * to . symbol in
28725 order to prevent it from being munged by the target.
28727 2007-02-15 Uros Bizjak <ubizjak@gmail.com>
28729 * config/i386/i386.md: Remove misleading comment.
28731 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
28733 * config/frv/frv.md (reload_incc, reload_outcc, reload_incc_uns,
28734 reload_outcc_uns, reload_incc_nz, reload_outcc_nz): Remove
28737 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
28739 * tree-sra.c (instantiate_missing_elements): Canonicalize
28741 (sra_build_assignment): New.
28742 (generate_copy_inout, generate_element_copy,
28743 generate_element_zero, generate_one_element_init): Use it.
28745 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
28747 * tree-sra.c (instantiate_missing_elements): Canonicalize
28749 (sra_build_assignment): New.
28750 (generate_copy_inout, generate_element_copy,
28751 generate_element_zero, generate_one_element_init): Use it.
28753 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
28755 * dwarf2out.c (dwarf2out_finish): Accept namespaces as context of
28758 2007-02-14 Joseph Myers <joseph@codesourcery.com>
28760 * emit-rtl.c (set_mem_attributes_minus_bitpos): Treat complex
28761 types as aggregates not scalars.
28762 * function.c (assign_stack_temp_for_type): Likewise.
28764 2007-02-14 Roger Sayle <roger@eyesopen.com>
28765 Zdenek Dvorak <dvorakz@suse.cz>
28767 * tree-dump.c (dump_switch_p_1): Require exact match of the option
28770 2007-02-14 Zdenek Dvorak <dvorakz@suse.cz>
28772 * passes.c (next_pass_1): Clear the next field of the copied
28775 2007-02-14 Richard Henderson <rth@redhat.com>
28777 * tree-sra.c (early_sra): New.
28778 (decl_can_be_decomposed_p): Deny va_list if early_sra.
28779 (tree_sra_early, pass_sra_early): New.
28780 * tree-pass.h (pass_sra_early): Declare.
28781 * passes.c (init_optimization_passes): Use it.
28783 2007-02-14 Richard Guenther <rguenther@suse.de>
28785 * flags.h (issue_strict_overflow_warning): Convert to a macro.
28787 2007-02-14 Dorit Nuzman <dorit@il.ibm.com>
28789 PR tree-optimization/30771
28790 * tree-vect-analyze.c (vect_determine_vectorization_factor): Traverse
28792 (vect_analyze_operations): Induction phis can now be marked as
28794 (vect_mark_stmts_to_be_vectorized): No special treatment for phis.
28795 Update documentation accordingly.
28797 2007-02-14 Nick Clifton <nickc@redhat.com>
28799 * builtin-types.def (DEF_FUNCTION_TYPE_x): Do not imply that at
28800 most 3 arguments are supported.
28801 (DEF_FUNCTION_TYPE_VAR_5): Fix typo in its description.
28803 2007-02-13 Seongbae Park <seongbae.park@gmail.com>
28805 * bitmap.c (bitmap_and, bitmap_and_compl, bitmap_xor):
28806 Ensure dst->current is valid.
28808 2007-02-13 Paul Brook <paul@codesourcery.com>
28810 * config.gcc: Add arm*-*-uclinux-*eabi.
28811 * config/arm/uclinux-elf.h (TARGET_OS_CPP_BUILTINS): Define.
28812 (SUBTARGET_EXTRA_LINK_SPEC): Define.
28813 (STARTFILE_SPEC, ENDFILE_SPEC): Remove broken -shared handling.
28814 (LINK_GCC_C_SEQUENCE_SPEC): Undef.
28815 (LINK_SPEC): Define.
28816 (LIB_SPEC): Define.
28817 * config/arm/arm.c (arm_override_options): Use r9 as EABI PIC
28819 * config/arm/uclinux-eabi.h: New file.
28820 * config/arm/linux-eabi.h (WCHAR_TYPE): Remove.
28821 * config/arm/linux-gas.h (WCHAR_TYPE): Use unsigned long on AAPCS
28824 2007-02-13 Ian Lance Taylor <iant@google.com>
28826 * common.opt: Add Wstrict-overflow and Wstrict-overflow=.
28827 * flags.h (warn_strict_overflow): Declare.
28828 (enum warn_strict_overflow_code): Define.
28829 (issue_strict_overflow_warning): New static inline function.
28830 * opts.c (warn_strict_overflow): New variable.
28831 (common_handle_option): Handle OPT_Wstrict_overflow and
28832 OPT_Wstrict_overflow_.
28833 * c-opts.c (c_common_handle_option): Set warn_strict_overflow for
28835 * fold-const.c: Include intl.h.
28836 (fold_deferring_overflow_warnings): New static variable.
28837 (fold_deferred_overflow_warning): New static variable.
28838 (fold_deferred_overflow_code): New static variable.
28839 (fold_defer_overflow_warnings): New function.
28840 (fold_undefer_overflow_warnings): New function.
28841 (fold_undefer_and_ignore_overflow_warnings): New function.
28842 (fold_deferring_overflow_warnings_p): New function.
28843 (fold_overflow_warning): New static function.
28844 (make_range): Add strict_overflow_p parameter. Change all
28846 (extract_muldiv, extract_muldiv_1): Likewise.
28847 (fold_unary) [ABS_EXPR]: Check ABS_EXPR before calling
28848 tree_expr_nonnegative_p.
28849 (fold_negate_expr): Call fold_overflow_warning.
28850 (fold_range_test): Likewise.
28851 (fold_comparison): Likewise.
28852 (fold_binary): Likewise. Call tree_expr_nonnegative_warnv_p
28853 instead of tree_expr_nonnegative_p.
28854 (tree_expr_nonnegative_warnv_p): Rename from
28855 tree_expr_nonnegative_p, add strict_overflow_p parameter.
28856 (tree_expr_nonnegative_p): New function.
28857 (tree_expr_nonzero_warnv_p): Rename from tree_expr_nonzero_p, add
28858 strict_overflow_p parameter.
28859 (tree_expr_nonzero_p): New function.
28860 * passes.c (verify_interpass_invariants): New static function.
28861 (execute_one_pass): Call it.
28862 * tree-ssa-loop-niter.c (expand_simple_operations): Ignore fold
28864 (number_of_iterations_exit, loop_niter_by_eval): Likewise.
28865 (estimate_numbers_of_iterations): Likewise.
28866 (scev_probably_wraps_p): Likewise.
28867 * tree-ssa-ccp.c: Include "toplev.h".
28868 (evaluate_stmt): Defer fold overflow warnings until we know we are
28870 (struct fold_stmt_r_data): Add stmt field.
28871 (fold_stmt_r): Defer fold overflow warnings until we know we
28873 (fold_stmt): Initialize stmt field of fold_stmt_r_data.
28874 (fold_stmt_inplace): Likewise.
28875 * tree-cfgcleanup.c: Include "toplev.h" rather than "errors.h".
28876 (cleanup_control_expr_graph): Defer fold overflow warnings until
28877 we know we are going to optimize.
28878 * tree-cfg.c (fold_cond_expr_cond): Likewise.
28879 * tree-ssa-threadedge.c (simplify_control_stmt_condition):
28881 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
28882 tree_expr_nonnegative_warnv_p instead of tree_expr_nonnegative_p.
28883 * tree-ssa-loop-manip.c (create_iv): Likewise.
28884 * c-typeck.c (build_conditional_expr): Likewise.
28885 (build_binary_op): Likewise.
28886 * tree-vrp.c (vrp_expr_computes_nonzero): Call
28887 tree_expr_nonzero_warnv_p instead of tree_expr_nonzero_p.
28888 (extract_range_from_unary_expr): Likewise.
28889 * simplify-rtx.c (simplify_const_relational_operation): Warn when
28890 assuming that signed overflow does not occur.
28891 * c-common.c (pointer_int_sum): Ignore fold overflow warnings.
28892 * tree.h (tree_expr_nonnegative_warnv_p): Declare.
28893 (fold_defer_overflow_warnings): Declare.
28894 (fold_undefer_overflow_warnings): Declare.
28895 (fold_undefer_and_ignore_overflow_warnings): Declare.
28896 (fold_deferring_overflow_warnings_p): Declare.
28897 (tree_expr_nonzero_warnv_p): Declare.
28898 * doc/invoke.texi (Option Summary): Add -Wstrict-overflow to list
28899 of warning options.
28900 (Warning Options): Document -Wstrict-overflow.
28901 * Makefile.in (tree-ssa-threadedge.o): Depend on toplev.h.
28902 (tree-ssa-ccp.o): Likewise.
28903 (tree-cfgcleanup.o): Change errors.h dependency to toplev.h.
28904 (fold-const.o): Depend on intl.h.
28906 2007-02-13 Ian Lance Taylor <iant@google.com>
28908 PR middle-end/30751
28909 * lower-subreg.c (resolve_simple_move): Decompose subregs in
28912 2007-02-13 Stuart Hastings <stuart@apple.com>
28914 * config/i386/i386.md (fixuns_truncdfhi2): Require SSE2.
28916 2007-02-13 Richard Henderson <rth@redhat.com>
28918 * config/alpha/alpha.c (alpha_stdarg_optimize_hook): Strip
28919 handled_component_p before looking for the indirect_ref.
28921 2007-02-13 Richard Henderson <rth@redhat.com>
28923 * config/i386/i386.md (bswapsi_1): Rename from bswapsi2,
28924 remove flags clobber.
28925 (bswapsi2): New expander, emit code for !TARGET_BSWAP.
28926 (bswaphi_lowpart): New.
28927 (bswapdi2): Rename from bswapdi2_rex, remove flags clobber,
28928 remove TARGET_BSWAP test. Delete expander of the same name.
28930 * optabs.c (widen_bswap, expand_doubleword_bswap): New.
28931 (expand_unop): Use them.
28933 2007-02-13 Uros Bizjak <ubizjak@gmail.com>
28935 * config/i386/i386.md (cmpdi_ccno_1_rex64, *cmpsi_ccno_1,
28936 *cmphi_ccno_1, *cmpqi_ccno_1, *movsi_xor, *movstricthi_xor,
28937 *movstrictqi_xor, *movdi_xor_rex64, *ashldi3_1_rex64,
28938 *ashldi3_cmp_rex64, *ashldi3_cconly_rex64, ashlsi3, *ashlsi3_1_zext,
28939 *ashlsi3_cmp, *ashlsi3_cconly, *ashlsi3_cmp_zext, *ashlhi3_1_lea,
28940 *ashlhi3_1, *ashlhi3_cmp, *ashlhi3_cconly, *ashlqi3_1_lea,
28941 *ashlqi3_1, *ashlqi3_cmp, *ashlqi3_cconly): Remove equivalent
28942 assembler dialect choice from asm templates.
28944 2007-02-12 Richard Henderson <rth@redhat.com>
28946 * config/i386/i386.md (fixuns_trunc<SSEMODEF>si_1): New insn.
28947 (fixuns_trunc<SSEMODEF>si2): Use it.
28948 * config/i386/sse.md (vec_setv4sf_0): Export.
28949 * config/i386/i386.c (ix86_build_const_vector): Export.
28950 (ix86_split_convert_uns_si_sse): Rename from
28951 ix86_expand_convert_uns_si_sse and rewrite as a splitter.
28952 * config/i386/i386-protos.h: Update.
28954 2007-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
28957 * c-typeck.c (c_finish_return): Improve warning message.
28959 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
28961 * alias.c (find_symbolic_term): Delete unused function.
28963 2007-02-12 Uros Bizjak <ubizjak@gmail.com>
28965 * config/i386/i386.md (paritydi2, paritysi2): New expanders.
28966 (paritydi2_cmp, paritydi2_cmp): New insn and split patterns.
28967 (*parityhi2_cmp, *parityqi2_cmp): New insn patterns.
28969 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
28971 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
28972 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
28973 the function, temporarily point the debug interface to the null one.
28975 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
28977 * dwarf2out.c (round_up_to_align): New static function.
28978 (field_byte_offset): Use it to round the offset.
28980 2007-02-12 Richard Henderson <rth@redhat.com>
28982 * config/alpha/alpha.md (bswapsi2, bswapdi2): New.
28983 (inswl_const): Export.
28985 2007-02-12 Richard Henderson <rth@redhat.com>
28987 * calls.c (emit_library_call_value_1): If PROMOTE_MODE modifed the
28988 result mode of the libcall, convert back to outmode.
28990 2007-02-12 Roger Sayle <roger@eyesopen.com>
28992 * config/i386/i386.md (*bswapdi2_rex): Renamed from bswapdi2.
28993 (bswapdi2): New define_expand to implement 32-bit implementation.
28995 2007-02-12 Nick Clifton <nickc@redhat.com>
28997 * doc/invoke.texi (Overall Options): Document --help=.
28998 * gcc.c (target_help_flag): Rename to print_subprocess_flag.
28999 (cc1_options): Pass --help= on to cc1.
29000 (display_help): Add description of --help=.
29001 (process_command): Add code to handle --help=. Allow translated
29002 --help and --target-help switches to be passed on to compiler
29004 (main): Remove unused if statement.
29005 * opts.c (columns): Remove.
29006 (LEFT_COLUMN): Define.
29007 (wrap_help): Add columns argument.
29008 (print_filtered_help): Change parameters to be an include bitmask,
29009 an exclude bitmask, an any bitmask and the column width. Move the
29010 code to display the params list here. Add code to display the
29011 status of options rather than their descriptions if the quiet flag
29013 (print_specific_help): Change parameters to be an include bitmask,
29014 an exclude bitmask and an any bitmask. Move code to look up the
29015 column width here. Decide upon the title for an options listing.
29016 (common_handle_options): Add code to handle --help=. Adapt code
29017 for --help and --target-help to use the revised form of the
29018 print_specific_help function.
29019 (print_help): Delete.
29020 (print_param_help): Delete.
29021 (print_switch): Delete.
29022 * opts.h (cl_lang_count): Add prototype.
29023 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_MIN_OPTION_CLASS,
29024 CL_MAX_OPTION_CLASS): New defines.
29025 * optc-gen.awk: Add construction of cl_lang_count.
29026 * c.opt: Add Warning attribute to warning options and Optimization
29027 attribute to optimization options.
29028 * common.opt: Likewise.
29030 Add -fhelp and -ftarget-help as aliases for the transformed --help
29031 and --target-help options.
29032 * opt-functions.awk: Add code to handle Warning and Optimization
29035 2007-02-12 Richard Henderson <rth@redhat.com>
29037 * config/alpha/constraints.md: New file.
29038 * config/alpha/alpha.c: Include tm-constrs.h.
29039 (alpha_const_ok_for_letter_p, alpha_const_double_ok_for_letter_p,
29040 alpha_extra_constraint): Remove.
29041 (alpha_emit_conditional_branch): Use satisfies_constraint_*.
29042 * config/alpha/alpha-protos.h: Update.
29043 * config/alpha/alpha.h (REG_CLASS_FROM_LETTER): Remove.
29044 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Remove.
29045 (EXTRA_CONSTRAINT): Remove.
29046 * config/alpha/alpha.md: Include constraints.md.
29047 (adddi splitter): Use satisfies_constraint_*.
29048 * config/alpha/predicates.md (add_operand): Likewise.
29049 (sext_add_operand, addition_operation): Likewise.
29051 2007-02-12 Dorit Nuzman <dorit@il.ibm.com>
29053 PR tree-optimization/29145
29054 * tree-data-ref.c (base_addr_differ_p): Make us more conservative
29055 in our handling of restrict qualified pointers.
29057 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
29060 * doc/invoke.texi (Wunused-value): Update description.
29061 (Wextra): Delete item.
29062 * opts.c (set_Wextra): Don't use the value of Wextra to set the
29063 value of Wunused-value.
29064 * c-typeck.c (c_process_expr_stmt): Don't check extra_warnings.
29065 (c_finish_stmt_expr): Don't check extra_warnings.
29066 (emit_side_effect_warnings): The caller is responsible to check
29069 2007-02-11 Roger Sayle <roger@eyesopen.com>
29070 Matt Thomas <matt@3am-software.com>
29072 * simplify-rtx.c (simplify_relational_operation_1): Correct typo.
29074 2007-02-11 Roger Sayle <roger@eyesopen.com>
29076 * simplify-rtx.c (simplify_relational_operation_1): Optimize
29077 comparisons of POPCOUNT against zero.
29078 (simplify_const_relational_operation): Likewise.
29080 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
29082 * doc/invoke.texi (Wextra): Delete outdated paragraph.
29084 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
29086 * dwarf2out.c (root_type): Delete unused function.
29088 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
29090 * genattrtab.c (contained_in_p): Delete unused function.
29091 (write_expr_attr_cache): Likewise.
29093 2007-02-11 Jan Hubicka <jh@suse.cz>
29095 * ipa-inline.c (cgraph_edge_badness): Add "else" missing in the
29098 2007-02-11 Steven Bosscher <steven@gcc.gnu.org>
29100 * fwprop.c (try_fwprop_subst): Use set_unique_reg_note
29101 to add the REG_EQ* note.
29102 * see.c (see_merge_one_use_extension): Likewise.
29103 * local-alloc.c (update_equiv_regs): Likewise. Also don't
29104 turn REG_EQUAL notes into REG_EQUIV notes if the target
29105 register may have more than one set.
29106 * function.c (assign_parm_setup_reg): Use set_unique_reg_note.
29107 * gcse.c (try_replace_reg): Likewise.
29108 * alias.c (init_alias_analysis): Use find_reg_equal_equiv_note.
29109 * calls.c (fixup_tail_calls): Likewise. Abort if there is
29110 more than one REG_EQUIV note.
29111 * reload1.c (gen_reload): Use set_unique_reg_note.
29113 2007-02-11 Uros Bizjak <ubizjak@gmail.com>
29115 * config/i386/i386.c (TARGET_VECTORIZE_BUILTIN_CONVERSION): Define.
29116 (ix86_builtin_conversion): New function.
29118 2007-02-06 Mark Mitchell <mark@codesourcery.com>
29121 * tree.h (DECL_REPLACEABLE_P): New macro.
29122 * except.c (set_nothrow_function_flags): Likewise.
29124 2007-02-11 Tehila Meyzels <tehila@il.ibm.com>
29125 Ira Rosen <irar@il.ibm.com>
29126 Dorit Nuzman <dorit@il.ibm.com>
29128 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): New target hook.
29129 * targhooks.c (default_builtin_vectorized_conversion): New.
29130 * targhooks.h (default_builtin_vectorized_function): New declaration.
29131 * target.h (struct vectorize): Add builtin_conversion field.
29132 * tree-vectorizer.h (type_conversion_vec_info_type): New enum
29133 stmt_vec_info_type value.
29134 (vectorizable_conversion): New declaration.
29135 * tree-vect-analyze.c (vect_analyze_operations): Add
29136 vectorizable_conversion call.
29137 * target-def.h (TARGET_VECTORIZE_BUILTIN_CONVERSION): New.
29138 * tree-vect-transform.c (vectorizable_conversion): New function.
29139 (vect_transform_stmt): Add case for type_conversion_vec_info_type.
29140 * tree-vect-generic.c (expand_vector_operations_1): Consider correct
29142 * config/rs6000/rs6000.c (rs6000_builtin_conversion): New.
29143 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Defined.
29144 (rs6000_expand_builtin): Add handling a case of ALTIVEC_BUILTIN_VCFUX
29145 or ALTIVEC_BUILTIN_VCFSX.
29147 2007-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
29150 * pa.md (movdf): For 64-bit target, fail if operand 1 is a non-zero
29151 CONST_DOUBLE and operand 0 is a hard register.
29152 (movdi): For 64-bit target, remove code to force CONST_DOUBLE to
29153 memory. Fail if operand 1 is a non-zero CONST_INT and operand 0
29154 is a hard floating-point register.
29156 2007-02-10 Richard Henderson <rth@redhat.com>
29157 Jakub Jelinek <jakub@redhat.com>
29158 Alexandre Oliva <aoliva@redhat.com>
29160 * Makefile.in (libgcc-support, libgcc.mvars): Add emutls.c.
29161 * builtin-types.def (BT_WORD): Make unsigned.
29162 (BT_FN_VOID_PTR_WORD_WORD_PTR): New.
29163 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS): New.
29164 (BUILT_IN_EMUTLS_REGISTER_COMMON): New.
29165 * c-decl.c (grokdeclarator): Don't error if !have_tls.
29166 * c-parser.c (c_parser_omp_threadprivate): Likewise.
29167 * dwarf2out.c (loc_descriptor_from_tree_1): Don't do anything for
29169 * expr.c (emutls_var_address): New.
29170 (expand_expr_real_1): Expand emulated tls.
29171 (expand_expr_addr_expr_1): Likewise.
29172 * libgcc-std.ver: Add __emutls_get_address, __emutls_register_common.
29173 * output.h (emutls_finish): Declare.
29174 * toplev.c (compile_file): Call it.
29175 * tree-ssa-address.c (gen_addr_rtx): Check for const-ness of the
29176 address before wrapping in CONST.
29177 * varasm.c (emutls_htab, emutls_object_type): New.
29178 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): New.
29179 (get_emutls_object_name, get_emutls_object_type): New.
29180 (get_emutls_init_templ_addr, emutls_decl): New.
29181 (emutls_common_1, emutls_finish): New.
29182 (assemble_variable): When emulating tls, swap decls; generate
29183 constructor for the emutls objects.
29184 (do_assemble_alias): When emulating tls, swap decl and target name.
29185 (default_encode_section_info): Don't add SYMBOL_FLAG_TLS_SHIFT
29187 * varpool.c (decide_is_variable_needed): Look at force_output.
29188 Recurse for emulated tls.
29189 (cgraph_varpool_remove_unreferenced_decls): Remove checks redundant
29190 with decide_is_variable_needed.
29191 * emutls.c: New file.
29192 * config/sparc/sol2.h (ASM_DECLARE_OBJECT_NAME): Only emit
29193 tls_object for real tls.
29195 2007-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
29197 PR rtl-optimization/29599
29198 * reload1.c (eliminate_regs_in_insn): Take the destination
29199 mode into account when computing the offset.
29201 2007-02-09 Stuart Hastings <stuart@apple.com>
29202 Richard Henderson <rth@redhat.com>
29204 * config/i386/i386.h (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
29205 * config/i386/darwin.h: (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
29206 * config/i386/i386.md (fixuns_trunc<mode>si2, fixuns_truncsfhi2,
29207 fixuns_truncdfhi2): New.
29208 (fix_truncsfdi_sse): Call ix86_expand_convert_sign_didf_sse.
29209 (floatunsdidf2): Call ix86_expand_convert_uns_didf_sse.
29210 (floatunssisf2): Add call to ix86_expand_convert_uns_sisf_sse.
29211 (floatunssidf2): Allow nonimmediate source.
29212 * config/i386/sse.md (movdi_to_sse): New.
29213 (vec_concatv2di): Drop '*'.
29214 * config/i386/i386-protos.h (ix86_expand_convert_uns_si_sse,
29215 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
29216 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse):
29218 * config/i386/i386.c (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,
29221 ix86_build_const_vector, ix86_expand_vector_init_one_nonzero): New.
29222 (ix86_build_signbit_mask): Fix decl of v, refactor to call
29223 ix86_build_const_vector.
29224 (x86_emit_floatuns): Rewrite.
29226 2007-02-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
29228 * genautomata.c (longest_path_length): Delete unused function.
29229 (struct state): Delete unused longest_path_length.
29230 (UNDEFINED_LONGEST_PATH_LENGTH): Delete unused macro.
29231 (get_free_state): Delete unused.
29233 2007-02-09 Jan Hubicka <jh@suse.cz>
29235 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 30.
29236 * doc/invoke.texi (inline-unit-growth): Update default value.
29238 * Makefile.in (passes.o, ipa-inline.o): Add dependencies.
29239 * cgraphbuild.c (build_cgraph_edges): Compute frequencies.
29240 (rebuild_cgraph_edges): Likewise.
29241 * cgraph.c (cgraph_set_call_stmt): Add new argument frequency.
29242 (dump_cgraph_node): Dump frequencies.
29243 (cgraph_clone_edge): Add frequency scales.
29244 (cgraph_clone_node): Add freuqnecy.
29245 * cgraph.h (cgraph_edge): Add freuqnecy argument.
29246 (CGRAPH_FREQ_BASE, CGRAPH_FREQ_MAX): New constants.
29247 (cgraph_create_edge, cgraph_clone_edge, cgraph_clone_node): Update.
29248 * tree-pass.h (TODO_rebuild_frequencies): New constant.
29249 * cgraphunit.c (verify_cgraph_node): Verify frequencies.
29250 (cgraph_copy_node_for_versioning): Update call of cgraph_clone_edge.
29251 (save_inline_function_body): Likewise.
29252 * ipa-inline.c: inluce rtl.h
29253 (cgraph_clone_inlined_nods): Update call of cgraph_clone_node.
29254 (cgraph_edge_badness): Use frequencies.
29255 (cgraph_decide_recursive_inlining): Update clonning.
29256 (cgraph_decide_inlining_of_small_function): Dump frequency.
29257 * predict.c (estimate_bb_frequencies): Export.
29258 * predict.h (estimate_bb_frequencies): Declare.
29259 * tree-inline.c (copy_bb): Watch overflows.
29260 (expand_call_inline): Update call of cgraph_create_edge.
29261 (optimize_inline_calls): Use TODO flags to update frequnecies.
29262 * passes.h: Include predict.h
29263 (init_optimization_passes): Move profile ahead.
29264 (execute_function_todo): Handle TODO_rebuild_frequencies.
29266 2007-02-09 Roger Sayle <roger@eyesopen.com>
29268 * config/alpha/alpha.c (emit_insxl): Force the first operand of
29269 the insbl or inswl pattern into a register.
29271 2007-02-09 Roger Sayle <roger@eyesopen.com>
29273 * config/ia64/ia64.md (bswapdi2): New define_insn.
29275 2007-02-09 Richard Henderson <rth@redhat.com>
29277 * config/i386/constraints.md (Ym): New constraint.
29278 * config/i386/i386.md (movsi_1): Change Y2 to Yi constraints.
29279 (movdi_1_rex64): Split sse and xmm general register moves from
29280 memory move alternatives. Use conditional register constraints.
29281 (movsf_1, movdf_integer): Likewise.
29282 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
29283 (movdf_integer_rex64): New.
29284 (pushsf_rex64): Fix output constraints.
29285 * config/i386/sse.md (sse2_loadld): Split rm alternative, use Yi.
29286 (sse2_stored): Likewise.
29287 (sse2_storeq_rex64): New.
29288 * config/i386/i386.c (x86_inter_unit_moves): Enable for not
29289 amd and not generic.
29290 (ix86_secondary_memory_needed): Don't bypass TARGET_INTER_UNIT_MOVES
29291 for optimize_size. Remove SF/DFmode hack.
29293 2007-02-09 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
29295 * config/i386/driver-i386.c: Turn on -mtune=native for AMDFAM10.
29298 2007-02-09 Nathan Sidwell <nathan@codesourcery.com>
29299 Richard Sandiford <richard@codesourcery.com>
29301 * config.gcc (m68010-*-netbsdelf*, m68k*-*-netbsdelf*)
29302 (m68k*-*-openbsd*, m68k-*-linux*): Set default_cf_cpu.
29303 (m68k-*-aout*, m68k-*-coff*, m68k-*-uclinux*, m68k-*-rtems*): Add
29304 m68k/t-mlib to tmake_file.
29305 (m68020-*-elf*, m68k-*-elf*): Likewise. Add t-m68kbare as well.
29306 (m68k*-*-*): Use --with-arch to pick a default for --with-cpu.
29307 (m680[012]0-*-*, m68k*-*-*): Add support for --with-arch.
29308 Allow it to be cf or m68k. Set m68k_arch_family. If that
29309 variable is not empty, add t-$m68k_arch_family to tmake_file.
29310 Add t-mlibs to tmake_file.
29311 * doc/install.texi: Document --with-arch=m68k and --with-arch=cf.
29312 * config/m68k/t-cf: New file.
29313 * config/m68k/t-m68k: Likewise.
29314 * config/m68k/t-mlibs: Likewise.
29315 * config/m68k/t-m68kbare (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
29316 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
29317 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
29318 * config/m68k/t-m68kelf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
29319 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS, LIBGCC, INSTALL_LIBGCC):
29321 * config/m68k/t-openbsd (MULTILIB_OPTIONS, LIBGCC): Delete.
29322 (INSTALL_LIBGCC): Delete.
29323 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
29324 * config/m68k/t-rtems (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
29325 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
29326 (M68K_MLIB_CPU): Define.
29327 * config/m68k/t-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
29328 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
29329 (M68K_MLIB_CPU, M68K_MLIB_OPTIONS, M68K_MLIB_DIRNAMES): Define.
29331 2007-02-09 Zdenek Dvorak <dvorakz@suse.cz>
29332 Richard Guenther <rguenther@suse.de>
29334 PR middle-end/23361
29335 * fold-const.c (fold_comparison): Handle obfuscated comparisons
29336 against INT_MIN/INT_MAX.
29337 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Print to dump
29338 file if a loop is removed.
29340 2007-02-09 Joseph Myers <joseph@codesourcery.com>
29342 * calls.c (store_one_arg): Pass correct alignment to
29343 emit_push_insn for non-BLKmode values.
29344 * expr.c (emit_push_insn): If STRICT_ALIGNMENT, copy to an
29345 unaligned stack slot via a suitably aligned slot.
29347 2007-02-08 DJ Delorie <dj@redhat.com>
29349 * config/m32c/m32c.c (m32c_unpend_compare): Add default to silence
29351 (legal_subregs): Use unsigned char, make const.
29352 (m32c_illegal_subreg_p): Use ARRAY_SIZE. Delete unused variables.
29354 2007-02-08 Paul Brook <paul@codesourcery.com>
29356 * config/arm/lib1funcs.asm (RETLDM): Pop directly into PC when no
29357 special interworking needed.
29359 2007-02-08 Harsha Jagasia <harsha.jagasia@amd.com>
29361 * config/i386/xmmintrin.h: Make inclusion of emmintrin.h
29362 conditional to __SSE2__.
29363 (Entries below should have been added to first ChangeLog
29364 entry for amdfam10 dated 2007-02-05)
29365 * config/i386/emmintrin.h: Generate #error if __SSE2__ is not
29367 * config/i386/pmmintrin.h: Generate #error if __SSE3__ is not
29369 * config/i386/tmmintrin.h: Generate #error if __SSSE3__ is not
29372 2007-02-08 DJ Delorie <dj@redhat.com>
29374 * config/m32c/m32c-protos.h (m32c_illegal_subreg_p): New.
29375 * config/m32c/m32c.c (legal_subregs): New.
29376 (m32c_illegal_subreg_p): New.
29377 * config/m32c/predicates.md (m32c_any_operand): Use it to reject
29378 unsupported subregs of hard regs.
29380 2007-02-08 Jan Hubicka <jh@suse.cz>
29382 * tree-cfg.c (bsi_replace): Shortcut when replacing the statement with
29383 the same one; always update histograms.
29385 2007-02-08 Diego Novillo <dnovillo@redhat.com>
29387 * passes.c (init_optimization_passes): Tidy comment.
29389 2007-02-08 Roger Sayle <roger@eyesopen.com>
29391 * simplify-rtx.c (simplify_unary_operation_1) <POPCOUNT>: We can
29392 strip zero_extend, bswap and rotates from POCOUNT's argument.
29393 <PARITY>: Likewise, we can strip not, bswap, sign_extend,
29394 zero_extend and rotates from PARITY's argument.
29395 <BSWAP>: A byte-swap followed by a byte-swap is an identity.
29396 (simplify_const_unary_operation) <BSWAP>: Evaluate the byte-swap
29397 of an integer constant at compile-time.
29399 2007-02-08 Diego Novillo <dnovillo@redhat.com>
29402 * tree-flow.h (struct var_ann_d): Remove field 'is_used'.
29404 * tree-ssa-alias.c (compute_is_aliased): Remove. Update all
29407 * tree-ssa-live.c (remove_unused_locals): Do not remove
29408 TREE_ADDRESSABLE variables.
29409 * tree-ssa-structalias.c (compute_points_to_sets): Tidy.
29410 * tree-ssa-operands.c (add_virtual_operand): Remove argument
29411 FOR_CLOBBER. Update all users.
29412 If VAR has an associated alias set, add a virtual operand for
29413 it if no alias is found to conflict with the memory reference.
29415 2007-02-07 Jan Hubicka <jh@suse.cz>
29416 Robert Kidd <rkidd@crhc.uiuc.edu>
29418 * value-prof.c (visit_hist, free_hist): Return 1 instead of 0.
29420 2007-02-07 Ian Lance Taylor <iant@google.com>
29422 * lower-subreg.c (simple_move): Reject PARTIAL_INT modes.
29424 2007-02-07 Roger Sayle <roger@eyesopen.com>
29426 * config/rs6000/rs6000.md (ctz<mode>2, ffs<mode>2, popcount<mode>2,
29427 parity<mode>2, smulsi3_highpart, abstf2_internal, allocate_stack,
29428 tablejumpdi, movsi_to_cr_one): Remove constraints from
29429 define_expand's match_operands.
29431 2007-02-07 Roger Sayle <roger@eyesopen.com>
29433 * global.c (compute_regsets): Move declatation of "i" inside of
29434 #ifdef ELIMINABLE_REGS to avoid unused variable bootstrap failure.
29436 2007-02-07 Jakub Jelinek <jakub@redhat.com>
29439 * gimplify.c (gimplify_scan_omp_clauses): Remove special casing
29440 of INDIRECT_REF <RESULT_DECL>.
29442 * config/i386/i386.c (override_options): Set PTA_SSSE3 for core2.
29444 2007-02-06 J"orn Rennecke <joern.rennecke@arc.com>
29445 Kaz Kojima <kkojima@gcc.gnu.org>
29448 * config/sh/sh.c (expand_cbranchdi4): Use scratch register
29450 (sh_initialize_trampoline): Add parentheses to avoid a warning.
29452 2007-02-06 Zdenek Dvorak <dvorakz@suse.cz>
29454 * doc/loop.texi: Document possibility not to perform disambiguation
29455 of loops with multiple latches.
29456 * cfgloopmanip.c (alp_enum_p): Removed.
29457 (add_loop): Handle subloops. Use get_loop_body_with_size.
29458 (create_preheader): Do not allow ENTRY_BLOCK_PTR to be preheader.
29459 * cfghooks.c (redirect_edge_and_branch_force): Set dominator for
29460 the new forwarder block.
29461 (make_forwarder_block): Only call new_bb_cbk if it is not NULL.
29462 Handle the case latch is NULL.
29463 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Avoid cfg
29464 modifications when marking loop exits.
29465 * ifcvt.c (if_convert): Ditto. Mark loop exits even if cfg cannot
29467 * loop-init.c (loop_optimizer_init): Do not modify cfg. Call
29468 disambiguate_loops_with_multiple_latches.
29469 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Calculate dominators
29470 before fix_loop_structure.
29471 * cfgloop.c: Include pointer-set.h and output.h.
29472 (canonicalize_loop_headers, HEADER_BLOCK, LATCH_EDGE,
29473 update_latch_info, mfb_keep_just, mfb_keep_nonlatch): Removed.
29474 (get_loop_latch_edges, find_subloop_latch_edge_by_profile,
29475 find_subloop_latch_edge_by_ivs, find_subloop_latch_edge,
29476 mfb_redirect_edges_in_set, form_subloop, merge_latch_edges,
29477 disambiguate_multiple_latches, get_loop_body_with_size,
29478 disambiguate_loops_with_multiple_latches): New functions.
29479 (flow_loop_dump): Dump multiple latch edges.
29480 (flow_loop_nodes_find): Handle loops with multiple latches.
29481 (flow_loops_find): Ditto. Do not call canonicalize_loop_headers.
29482 (glb_enum_p): Modified.
29483 (get_loop_body): Use get_loop_body_with_size.
29484 * cfgloop.h (LOOPS_HAVE_RECORDED_EXITS): New flag.
29485 (AVOID_CFG_MODIFICATIONS): New constant.
29486 (disambiguate_loops_with_multiple_latches, add_loop,
29487 get_loop_body_with_size): Declare.
29488 * Makefile.in (cfgloop.o): Add pointer-set.h and output.h.
29490 2007-02-06 Seongbae Park <seongbae.park@gmail.com>
29492 PR inline-asm/28686
29493 * global.c (compute_regsets): New function.
29494 (global_alloc): Refactored ELIMINABLE_REGSET
29495 and NO_GLOBAL_ALLOC_REGS computation out.
29496 (rest_of_handle_global_alloc): Call compute_regsets()
29497 for non-optimizing case.
29499 2007-02-06 Richard Henderson <rth@redhat.com>
29501 * config/i386/constraints.md (Y2): Rename from Y.
29502 (Yi): New constraint.
29503 * config/i386/i386.md (movsi_1, movdi_2, pushdf_nointeger,
29504 pushdf_integer, movdf_nointeger, movdf_integer, zero_extendsidi2_32,
29505 zero_extendsidi2_rex64, truncxfdf2_mixed): Change Y constraints to Y2.
29506 (extendsfdf2_mixed, extendsfdf2_sse, truncdfsf_fast_mixed,
29507 truncdfsf_fast_sse, truncdfsf_mixed, fix_truncdfdi_sse,
29508 fix_truncdfsi_sse, floatsidf2_mixed, floatsidf2_sse,
29509 floatdidf2_mixed, floatdidf2_sse, absnegdf2_mixed,
29510 absnegdf2_sse, sse_setccdf, fop_df_comm_mixed, fop_df_comm_sse,
29511 fop_df_1_mixed, fop_df_1_sse): Change Y constraints to x.
29512 * config/i386/mmx.md (mov<MMXMODEI>_internal_rex64,
29513 mov<MMXMODEI>_internal, movv2sf_internal_rex64, movv2sf_internal,
29514 vec_extractv2si_1): Change Y constraints to Y2.
29515 * config/i386/sse.md (vec_setv4sf_0, vec_concatv2df, vec_dupv4si,
29516 vec_dupv2di, sse2_concatv2si, vec_concatv4si_1, vec_concatv2di):
29517 Change Y constraints to Y2.
29518 (sse2_loadld): Change Y constraints to x.
29520 2007-02-06 Roger Sayle <roger@eyesopen.com>
29522 * config/rs6000/rs6000.md (popcount<mode>2): Rewrite.
29523 (parity<mode>2): New define_expand using rs6000_emit_parity.
29524 * config/rs6000/rs6000.c (rs6000_emit_popcount,
29525 rs6000_emit_parity): New functions.
29526 * config/rs6000/rs6000-protos.h (rs6000_emit_popcount,
29527 rs6000_emit_parity): Prototype here.
29529 2007-02-06 Ian Lance Taylor <iant@google.com>
29531 * lower-subreg.c (simple_move_operand): Reject CONST.
29532 (resolve_clobber): Call validate_change rather than directly
29533 assigning to XEXP (pat, 0).
29535 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
29537 * Makefile.in (tree-ssa-loop-ivopts.o): Add pointer-set.h dependency.
29538 (tree-ssa-reassoc.o): Add pointer-set.h dependency.
29539 (tree-cfg.o): Remove hashtab.h dependency.
29541 * tree-ssa-loop-ivopts.c: Include pointer-set.h.
29542 (struct ivopts_data): Change niters to pointer_map_t.
29543 (struct nfe_cache_elt, nfe_hash, nfe_eq): Delete.
29544 (niter_for_exit): Create pointer_map on demand. Change for
29546 (tree_ssa_iv_optimize_init): Initialize data->niters to NULL.
29547 (free_loop_data): Destroy data->niters if created and reset field.
29548 (tree_ssa_iv_optimize_finalize): Don't delete data->niters here.
29549 (tree_ssa_iv_optimize_loop): Check for presence of stale data.
29551 * tree-ssa-reassoc.c: Include pointer-set.h.
29552 (bb_rank): Change to long *.
29553 (operand_rank): Change to pointer_map_t.
29554 (find_operand_rank): Return long, -1 if not found. Declare as inline.
29555 (insert_operand_rank): Accept long.
29556 (operand_entry_hash, operand_entry_eq): Remove.
29557 (get_rank): Return long. Adjust for changes above.
29558 (init_reassoc): Change rank type to long. Adjust creation of bb_rank
29560 (fini_reassoc): Delete operand_rank with pointer_map_destroy.
29562 * tree-ssa-structalias.c (vi_for_tree): Change to pointer_map.
29563 (struct tree_vi, tree_vi_t, tree_vi_hash, tree_vi_eq): Delete.
29564 (insert_vi_for_tree): Rewrite for pointer_map API. Assert argument
29566 (lookup_vi_for_tree): Rewrite for pointer_map API. Return varinfo_t
29567 directly since it cannot be NULL.
29568 (get_vi_for_tree): Rewrite for pointer_map API.
29569 (find_what_p_points_to): Adjust for change to lookup_vi_for_tree.
29570 (init_alias_vars): Create vi_for_tree as pointer_map.
29571 (delete_points_to_sets): Delete vi_for_tree using pointer_map_destroy.
29573 * tree-cfg.c: Don't include hashtab.h.
29574 (edge_to_cases): Declare as pointer_map.
29575 (struct edge_to_cases_elt, edge_to_cases_hash, edge_to_cases_eq):
29577 (edge_to_cases_cleanup): Rewrite as pointer_map_traverse callback.
29578 (start_recording_case_labels): Create edge_to_cases as pointer_map.
29579 (end_recoding_case_labels): Cleanup edge_to_cases manually before
29581 (record_switch_edge): Delete.
29582 (get_cases_for_edge): Adjust for pointer_map API, inline
29583 record_switch_edge (rewritten for new API), remove goto.
29585 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
29587 * Makefile.in (tree-nested.o): Add pointer-set.h dependency.
29588 * tree-nested.c: Include pointer-set.h.
29589 (var_map_elt, var_map_eq, var_map_hash): Delete.
29590 (struct nesting_info): Remove GTY marker. Change the two htab_t's
29591 to pointer_map_t's.
29592 (nesting_info_bitmap_obstack): New.
29593 (lookup_field_for_decl): Adjust for pointer_map API.
29594 (lookup_tramp_for_decl): Adjust for pointer_map API.
29595 (get_nonlocal_debug_decl): Adjust for pointer_map API.
29596 (get_local_debug_decl): Adjust for pointer_map API.
29597 (convert_nl_goto_reference): Adjust for pointer_map API.
29598 (convert_nl_goto_receiver): Adjust for pointer_map API.
29599 (create_nesting_tree): Create outside GGC space. Create bitmap on
29600 the new obstack. Create field_map and var_map as pointer_maps.
29601 (free_nesting_tree): Adjust for changes to create_nesting_tree.
29603 (lower_nested_functions): Move root here, no need to NULL it.
29604 Initialize and release the obstack.
29606 2007-02-06 Paolo Bonzini <bonzini@gnu.org>
29608 * tree.c (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p):
29609 Remove prototypes and make them non-static.
29610 (struct tree_int_map): Remove.
29611 * tree.h (struct tree_int_map): Move here, turning TO into an
29613 (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p): Declare.
29615 * tree.h (TREE_COMPLEXITY): Remove.
29616 (struct tree_exp): Remove complexity field.
29617 * tree.c (build1_stat): Don't set it.
29619 2007-02-06 Dorit Nuzman <dorit@il.ibm.com>
29620 Victor Kaplansky <victork@il.ibm.com>
29622 * tree-vectorizer.c (vect_is_simple_use): Support induction.
29623 (vect_is_simple_reduction): Support reduction with induction as
29624 one of the operands.
29625 (vect_is_simple_iv_evolution): Fix formatting.
29626 * tree-vect-analyze.c (vect_mark_stmts_to_be_vectorized): Fix
29627 formatting. Don't mark induction phis for vectorization.
29628 (vect_analyze_scalar_cycles): Analyze all inductions, then reductions.
29629 * tree-vect-transform.c (get_initial_def_for_induction): New function.
29630 (vect_get_vec_def_for_operand): Support induction.
29631 (vect_get_vec_def_for_stmt_copy): Fix formatting and add check for
29633 (vectorizable_reduction): Support reduction with induction as one of
29635 (vectorizable_type_demotion): Use def-type of stmt argument rather
29636 than dummy def-type.
29638 * tree-ssa-loop.c (gate_scev_const_prop): Return the value of
29639 flag_tree_scev_cprop.
29640 * common.opt (tree-scev-cprop): New flag.
29642 * tree-vect-transform.c (vect_create_destination_var): Use 'kind' in
29643 call to vect_get_new_vect_var.
29645 2007-02-06 Ira Rosen <irar@il.ibm.com>
29647 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Check that
29648 vectype is not NULL.
29649 (vect_pattern_recog_1): Likewise.
29651 2007-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
29653 * fold-const.c (negate_expr_p): Handle CONJ_EXPR.
29654 (fold_negate_expr): Likewise.
29656 2007-02-05 Alexandre Oliva <aoliva@redhat.com>
29659 * dwarf2out.c (modified_type_die): Follow DECL_ORIGINAL_TYPE
29660 even if cv-qualification is the same.
29662 2007-02-05 Geoffrey Keating <geoffk@apple.com>
29664 * config/rs6000/darwin-tramp.asm (__trampoline_setup): Call
29665 __enable_execute_stack on completion.
29667 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
29669 * config/i386/athlon.md (athlon_fldxf_k8, athlon_fld_k8,
29670 athlon_fstxf_k8, athlon_fst_k8, athlon_fist, athlon_fmov,
29671 athlon_fadd_load, athlon_fadd_load_k8, athlon_fadd, athlon_fmul,
29672 athlon_fmul_load, athlon_fmul_load_k8, athlon_fsgn,
29673 athlon_fdiv_load, athlon_fdiv_load_k8, athlon_fdiv_k8,
29674 athlon_fpspc_load, athlon_fpspc, athlon_fcmov_load,
29675 athlon_fcmov_load_k8, athlon_fcmov_k8, athlon_fcomi_load_k8,
29676 athlon_fcomi, athlon_fcom_load_k8, athlon_fcom): Added amdfam10.
29678 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
29680 * config/i386/i386.md (x86_sahf_1, cmpfp_i_mixed, cmpfp_i_sse,
29681 cmpfp_i_i387, cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387,
29682 swapsi, swaphi_1, swapqi_1, swapdi_rex64, fix_truncsfdi_sse,
29683 fix_truncdfdi_sse, fix_truncsfsi_sse, fix_truncdfsi_sse,
29684 x86_fldcw_1, floatsisf2_mixed, floatsisf2_sse, floatdisf2_mixed,
29685 floatdisf2_sse, floatsidf2_mixed, floatsidf2_sse,
29686 floatdidf2_mixed, floatdidf2_sse, muldi3_1_rex64, mulsi3_1,
29687 mulsi3_1_zext, mulhi3_1, mulqi3_1, umulqihi3_1, mulqihi3_insn,
29688 umulditi3_insn, umulsidi3_insn, mulditi3_insn, mulsidi3_insn,
29689 umuldi3_highpart_rex64, umulsi3_highpart_insn,
29690 umulsi3_highpart_zext, smuldi3_highpart_rex64,
29691 smulsi3_highpart_insn, smulsi3_highpart_zext, x86_64_shld,
29692 x86_shld_1, x86_64_shrd, sqrtsf2_mixed, sqrtsf2_sse,
29693 sqrtsf2_i387, sqrtdf2_mixed, sqrtdf2_sse, sqrtdf2_i387,
29694 sqrtextendsfdf2_i387, sqrtxf2, sqrtextendsfxf2_i387,
29695 sqrtextenddfxf2_i387): Added amdfam10_decode.
29697 * config/i386/athlon.md (athlon_idirect_amdfam10,
29698 athlon_ivector_amdfam10, athlon_idirect_load_amdfam10,
29699 athlon_ivector_load_amdfam10, athlon_idirect_both_amdfam10,
29700 athlon_ivector_both_amdfam10, athlon_idirect_store_amdfam10,
29701 athlon_ivector_store_amdfam10): New define_insn_reservation.
29702 (athlon_idirect_loadmov, athlon_idirect_movstore): Added
29705 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
29707 * config/i386/athlon.md (athlon_call_amdfam10,
29708 athlon_pop_amdfam10, athlon_lea_amdfam10): New
29709 define_insn_reservation.
29710 (athlon_branch, athlon_push, athlon_leave_k8, athlon_imul_k8,
29711 athlon_imul_k8_DI, athlon_imul_mem_k8, athlon_imul_mem_k8_DI,
29712 athlon_idiv, athlon_idiv_mem, athlon_str): Added amdfam10.
29714 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
29716 * config/i386/athlon.md (athlon_sseld_amdfam10,
29717 athlon_mmxld_amdfam10, athlon_ssest_amdfam10,
29718 athlon_mmxssest_short_amdfam10): New define_insn_reservation.
29720 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
29722 * config/i386/athlon.md (athlon_sseins_amdfam10): New
29723 define_insn_reservation.
29724 * config/i386/i386.md (sseins): Added sseins to define_attr type
29725 and define_attr unit.
29726 * config/i386/sse.md: Set type attribute to sseins for insertq
29729 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
29731 * config/i386/athlon.md (sselog_load_amdfam10, sselog_amdfam10,
29732 ssecmpvector_load_amdfam10, ssecmpvector_amdfam10,
29733 ssecomi_load_amdfam10, ssecomi_amdfam10,
29734 sseaddvector_load_amdfam10, sseaddvector_amdfam10): New
29735 define_insn_reservation.
29736 (ssecmp_load_k8, ssecmp, sseadd_load_k8, seadd): Added amdfam10.
29738 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
29740 * config/i386/athlon.md (cvtss2sd_load_amdfam10,
29741 cvtss2sd_amdfam10, cvtps2pd_load_amdfam10, cvtps2pd_amdfam10,
29742 cvtsi2sd_load_amdfam10, cvtsi2ss_load_amdfam10,
29743 cvtsi2sd_amdfam10, cvtsi2ss_amdfam10, cvtsd2ss_load_amdfam10,
29744 cvtsd2ss_amdfam10, cvtpd2ps_load_amdfam10, cvtpd2ps_amdfam10,
29745 cvtsX2si_load_amdfam10, cvtsX2si_amdfam10): New
29746 define_insn_reservation.
29748 * config/i386/sse.md (cvtsi2ss, cvtsi2ssq, cvtss2si,
29749 cvtss2siq, cvttss2si, cvttss2siq, cvtsi2sd, cvtsi2sdq,
29750 cvtsd2si, cvtsd2siq, cvttsd2si, cvttsd2siq,
29751 cvtpd2dq, cvttpd2dq, cvtsd2ss, cvtss2sd,
29752 cvtpd2ps, cvtps2pd): Added amdfam10_decode attribute.
29754 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
29756 * config/i386/athlon.md (athlon_ssedivvector_amdfam10,
29757 athlon_ssedivvector_load_amdfam10, athlon_ssemulvector_amdfam10,
29758 athlon_ssemulvector_load_amdfam10): New define_insn_reservation.
29759 (athlon_ssediv, athlon_ssediv_load_k8, athlon_ssemul,
29760 athlon_ssemul_load_k8): Added amdfam10.
29762 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
29764 * config/i386/i386.h (TARGET_SSE_UNALIGNED_MOVE_OPTIMAL): New macro.
29765 (x86_sse_unaligned_move_optimal): New variable.
29767 * config/i386/i386.c (x86_sse_unaligned_move_optimal): Enable for
29769 (ix86_expand_vector_move_misalign): Add code to generate movupd/movups
29770 for unaligned vector SSE double/single precision loads for AMDFAM10.
29772 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
29774 * config/i386/i386.h (TARGET_AMDFAM10): New macro.
29775 (TARGET_CPU_CPP_BUILTINS): Add code for amdfam10.
29776 Define TARGET_CPU_DEFAULT_amdfam10.
29777 (TARGET_CPU_DEFAULT_NAMES): Add amdfam10.
29778 (processor_type): Add PROCESSOR_AMDFAM10.
29780 * config/i386/i386.md: Add amdfam10 as a new cpu attribute to match
29781 processor_type in config/i386/i386.h.
29782 Enable imul peepholes for TARGET_AMDFAM10.
29784 * config.gcc: Add support for --with-cpu option for amdfam10.
29786 * config/i386/i386.c (amdfam10_cost): New variable.
29787 (m_AMDFAM10): New macro.
29788 (m_ATHLON_K8_AMDFAM10): New macro.
29789 (x86_use_leave, x86_push_memory, x86_movx, x86_unroll_strlen,
29790 x86_cmove, x86_3dnow_a, x86_deep_branch, x86_use_simode_fiop,
29791 x86_promote_QImode, x86_integer_DFmode_moves,
29792 x86_partial_reg_dependency, x86_memory_mismatch_stall,
29793 x86_accumulate_outgoing_args, x86_arch_always_fancy_math_387,
29794 x86_sse_partial_reg_dependency, x86_sse_typeless_stores,
29795 x86_use_ffreep, x86_use_incdec, x86_four_jump_limit,
29796 x86_schedule, x86_use_bt, x86_cmpxchg16b, x86_pad_returns):
29797 Enable/disable for amdfam10.
29798 (override_options): Add amdfam10_cost to processor_target_table.
29799 Set up PROCESSOR_AMDFAM10 for amdfam10 entry in
29800 processor_alias_table.
29801 (ix86_issue_rate): Add PROCESSOR_AMDFAM10.
29802 (ix86_adjust_cost): Add code for amdfam10.
29804 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
29806 * config/i386/i386.opt: Add new Advanced Bit Manipulation (-mabm)
29807 instruction set feature flag. Add new (-mpopcnt) flag for popcnt
29808 instruction. Add new SSE4A (-msse4a) instruction set feature flag.
29809 * config/i386/i386.h: Add builtin definition for SSE4A.
29810 * config/i386/i386.md: Add support for ABM instructions
29811 (popcnt and lzcnt).
29812 * config/i386/sse.md: Add support for SSE4A instructions
29813 (movntss, movntsd, extrq, insertq).
29814 * config/i386/i386.c: Add support for ABM and SSE4A builtins.
29815 Add -march=amdfam10 flag.
29816 * config/i386/ammintrin.h: Add support for SSE4A intrinsics.
29817 * doc/invoke.texi: Add documentation on flags for sse4a, abm, popcnt
29819 * doc/extend.texi: Add documentation for SSE4A builtins.
29821 2007-02-05 Bob Wilson <bob.wilson@acm.org>
29823 * config/xtensa/xtensa.c (constantpool_mem_p): Skip over SUBREGs.
29825 2007-02-05 Richard Guenther <rguenther@suse.de>
29827 * tree-vectorizer.h (vectorizable_function): Add argument type
29828 argument, change return type.
29829 * tree-vect-patterns.c (vect_recog_pow_pattern): Adjust caller.
29830 * tree-vect-transform.c (vectorizable_function): Handle extra
29831 argument, return vectorized function decl.
29832 (build_vectorized_function_call): Remove.
29833 (vectorizable_call): Handle calls with result and argument types
29834 differing. Handle loop vectorization factor correctly.
29835 * targhooks.c (default_builtin_vectorized_function): Adjust for
29837 * targhooks.h (default_builtin_vectorized_function): Likewise.
29838 * target.h (builtin_vectorized_function): Add argument type
29840 * config/i386/i386.c (ix86_builtin_vectorized_function): Handle
29841 extra argument, allow vectorizing of lrintf.
29842 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Adjust
29843 documentation of target hook.
29845 2007-02-05 Hans-Peter Nilsson <hp@axis.com>
29848 * config/cris/cris.md ("*andsi_movu", "*andsi_clear", "*andhi_movu")
29849 ("*andhi_clear", andu (casesi+45)): For size-changed operand where
29850 memory is allowed, require !side_effects_p, not just !MEM_VOLATILE_P.
29852 2007-02-05 Roger Sayle <roger@eyesopen.com>
29854 * fold-const.c (fold_unary) <REAL_PART>: Test for availability of
29855 BUILT_IN_COS before simplifying REAL_PART(CEXPI)) to COS.
29856 <IMAG_PART>: Likewise, check for availability of BUILT_IN_SIN.
29857 * builtins.c (fold_builtin_sincos): Check for TARGET_C99_FUNCTIONS
29858 before canonicalizing sincos to cexpi.
29859 (fold_builtin_cexp): Likewise, for canonicalizing cexp to cexpi.
29861 2007-02-05 Roger Sayle <roger@eyesopen.com>
29863 * config/alpha/alpha.c (alpha_add_builtins): New Helper function.
29864 Set TREE_READONLY and TREE_NOTHROW directly, not via attributes.
29865 (alpha_init_builtins): Use alpha_add_builtins to process tables.
29867 2007-02-05 Roger Sayle <roger@eyesopen.com>
29869 * mips-tfile.c (initialize_init_file): Correct endianness test.
29871 2007-02-05 Kazu Hirata <kazu@codesourcery.com>
29873 * config/m68k/m68k.md (pushdi-1, pushdi, movsi+1): Don't use
29874 the 'y' constraint.
29876 2007-02-05 Richard Sandiford <richard@codesourcery.com>
29878 * dwarf2out.c (dwarf2out_frame_debug_expr): Record the register
29879 saves in a PARALLEL before the register assignments.
29881 2007-02-05 Richard Sandiford <richard@codesourcery.com>
29883 * doc/tm.texi (DWARF_ALT_FRAME_RETURN_COLUMN): Do not require
29884 DWARF_FRAME_RETURN_COLUMN to be a general register.
29885 * dwarf2out.c (init_return_column_size): New function, split from...
29886 (expand_builtin_init_dwarf_reg_sizes): ...here. Allow both
29887 DWARF_FRAME_RETURN_COLUMN and DWARF_ALT_FRAME_RETURN_COLUMN
29888 to be nongeneral registers.
29889 * config/m68k/m68k.h (DWARF_FRAME_REGNUM): Only map FP and
29891 (DWARF_FRAME_REGISTERS, DWARF_FRAME_RETURN_COLUMN): Define.
29892 (DWARF_ALT_FRAME_RETURN_COLUMN): Define.
29894 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
29896 * cfgcleanup.c (try_optimize_cfg): Avoid removing ENTRY_BLOCK_PTR.
29898 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
29900 * cfgloopmanip.c (loop_delete_branch_edge): Removed.
29901 (remove_path): Use can_remove_branch_p and remove_branch instead
29902 of loop_delete_branch_edge.
29903 * tree-ssa-loop-manip.c (scale_dominated_blocks_in_loop): New function.
29904 (tree_transform_and_unroll_loop): Remove dead branches immediately.
29905 Update profile using scale_dominated_blocks_in_loop.
29906 * cfghooks.c (can_remove_branch_p, remove_branch): New functions.
29907 * cfghooks.h (struct cfg_hooks): Add can_remove_branch_p.
29908 (can_remove_branch_p, remove_branch): Declare.
29909 * tree-cfg.c (tree_can_remove_branch_p): New function.
29910 (tree_cfg_hooks): Add tree_can_remove_branch_p.
29911 * cfgrtl.c (rtl_can_remove_branch_p): New function.
29912 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add rtl_can_remove_branch_p.
29914 2007-02-05 Jan Hubicka <jh@suse.cz>
29916 PR middle-end/30696
29917 * ipa-inline.c (cgraph_clone_inlined_nodes): When there are unanalyzed
29918 nodes in cgraph, don't remove offline copy of the function.
29920 2007-02-04 Jan Hubicka <jh@suse.cz>
29922 * tree-sra.c (sra_walk_expr): Add linebreaks. BITFIELD_REFs into
29923 vectors might cause maybe_lookup_element_for_expr to be called
29924 on non-sra-candidate.
29926 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
29928 * config/bfin/bfin-modes.def, config/bfin/bfin.c,
29929 config/bfin/bfin.md, config/bfin/predicates.md: Follow
29930 spelling conventions.
29932 2007-02-04 Richard Guenther <rguenther@suse.de>
29934 PR middle-end/30636
29935 * fold-const.c (try_move_mult_to_index): Make sure to not
29936 overflow one dimension of a multi-dimensional array access.
29938 2007-02-04 Jan Hubicka <jh@suse.cz>
29940 * passes.c (init_optimization_passes): Reindent.
29942 2007-02-04 Jan Hubicka <jh@suse.cz>
29943 Eric Botcazou <ebotcazou@adacore.com>
29945 * tree-optimize.c (has_abnormal_outgoing_edge_p): Move to...
29946 (execute_fixup_cfg): Break out the abnormal goto code.
29947 * tree-inline.c (has_abnormal_outgoing_edge_p): ...here.
29948 (make_nonlocal_label_edges): Move here from execute_fixup_cfg.
29949 (optimize_inline_calls): Call make_nonlocal_label_edges.
29951 2007-02-04 Jan Hubicka <jh@suse.cz>
29953 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Return
29954 true when something was changed.
29955 (rename_ssa_copies): When something was changed, do
29956 TODO_remove_unused_locals.
29957 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
29958 add TODO_remove_unused_locals when instruction was removed.
29960 2007-02-04 Jan Hubicka <jh@suse.cz>
29962 * ipa-inline.c (try_inline): Improve debug output; work on already
29964 (cgraph_decide_inlining_incrementally): Indent; improve debug output;
29965 call try_inline for already inlined edges too when flattening;
29966 inline also functions that make callee growth but overall unit size
29969 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
29971 * config/m32c/bitops.md, config/m32c/jump.md,
29972 config/m32c/m32c.c, config/m32c/m32c.h, config/m32r/m32r.c,
29973 config/m32r/m32r.h, config/m32r/m32r.md,
29974 config/m32r/predicates.md, config/m68hc11/larith.asm,
29975 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
29976 config/m68k/m68k.h, config/mcore/mcore.md, config/mips/4k.md,
29977 config/mips/mips-protos.h, config/mips/mips.c,
29978 config/mips/mips.h, config/mips/mips.md, config/mips/mips16.S,
29979 config/mn10300/mn10300.h, config/mn10300/predicates.md,
29980 config/mt/mt.c, config/mt/mt.h, config/mt/mt.md: Follow
29981 spelling conventions.
29983 * config/v850/v850.c, config/v850/v850.h, config/v850/v850.md:
29984 Follow spelling conventions.
29986 2007-02-03 Douglas Gregor <doug.gregor@gmail.com>
29988 * c-opts.c (c_common_post_options): If C++0x mode is enabled, don't
29989 warn about C++0x compatibility.
29991 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
29993 * config/h8300/h8300.c, config/h8300/h8300.h,
29994 config/h8300/h8300.md: Follow spelling conventions.
29996 2007-02-03 Uros Bizjak <ubizjak@gmail.com>
29998 PR middle-end/30667
29999 * combine.c (try_combine): Do not substitute source operand
30000 with constants wider than 2 * HOST_BITS_PER_WIDE_INT.
30002 2007-02-03 Jan Hubicka <jh@suse.cz>
30004 PR gcov-profile/30650
30005 * value-prof.c (stringop_block_profile): Fix handling of size counter;
30006 do not divide by zero for never executed counters.
30007 (tree_find_values_to_profile): Fix counters.
30008 * gcov-ui.h (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): Fix comments.
30010 2007-02-03 Ian Lance Taylor <iant@google.com>
30012 * lower-subreg.c (simple_move_operand): New static function,
30013 broken out of simple_move. Reject LABEL_REF, SYMBOL_REF, and HIGH
30015 (simple_move): Call simple_move_operand.
30016 (find_decomposable_subregs): Add special handling of MEMs.
30017 (can_decompose_p): Rename from cannot_decompose_p. Reverse
30018 meaning of return value. If we see a hard register, test whether
30019 it can store a word_mode value. Change all callers.
30021 2007-02-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
30023 * pa.md (addvdi3, addvsi3, subvdi3, subvsi3, negvdi2, negvsi2): New
30024 ftrapv insns and expanders.
30025 (subdi3): Change define_expand operand 1 to arith11_operand, and
30026 operand 2 to reg_or_0_operand. Change constraints of 64-bit insn
30027 pattern to handle reg_or_0 operands. Revise 32-bit insn pattern to
30028 handle 11-bit constants and reg_or_0 operands in operands 1 and 2,
30031 PR middle-end/30174
30032 * varasm.c (notice_global_symbol): Treat global objects as weak when
30033 flag_shlib is true.
30035 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
30037 * emit-rtl.c (dconstpi): Delete.
30038 (dconstsqrt2): New.
30039 (init_emit_once): Delete dconstpi and init dconstsqrt2.
30040 * real.h (dconstpi): Delete.
30041 (dconstsqrt2): New.
30042 * builtins.c (fold_builtin_cabs): Use dconstsqrt2.
30043 (fold_builtin_hypot): Likewise.
30045 2007-02-03 Tom Tromey <tromey@redhat.com>
30048 * gcc.c (cpp_unique_options): Any of -ggdb3, -gstabs3,
30049 -gcoff3, -gxcoff3, -gvms3 implies -dD.
30051 2007-02-03 Kazu Hirata <kazu@codesourcery.com>
30053 * c-decl.c, config/avr/avr.c, config/avr/avr.h,
30054 config/m68k/m68k.c, config/m68k/netbsd-elf.h,
30055 config/mn10300/mn10300.c, config/pdp11/pdp11.h,
30056 config/rs6000/cell.md, config/rs6000/darwin.h,
30057 config/sh/sh.md, config/sh/sh4-300.md, config/spu/spu.c,
30058 config/spu/spu.md, cselib.c, expr.c, haifa-sched.c, hwint.h,
30059 jump.c, reload.c, sched-deps.c, sched-int.h, tree-inline.c,
30060 tree-profile.c, tree-ssa-live.h, tree-vrp.c: Fix comment
30061 typos. Follow spelling conventions.
30062 * doc/invoke.texi: Follow spelling conventions.
30064 2007-02-03 Roger Sayle <roger@eyesopen.com>
30066 * simplify-rtx.c (simplify_relational_operation_1): Implement some
30067 canonicalization transformations that attempt to simplify integer
30068 constant comparisons to become comparisons against zero.
30070 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
30072 * builtins.c (fold_builtin_cabs): Fold cabs(x+xi) into
30074 * fold-const.c (fold_binary): Fix comment typos. Fold complex
30075 (x,0)-(0,y) into (x,-y). Likewise (0,y)-(x,0) into (-x,y).
30077 2007-02-02 Mike Stump <mrs@apple.com>
30079 * config/darwin9.h (DARWIN_LINKER_GENERATES_ISLANDS): Add.
30080 * config/rs6000/rs6000.c (DARWIN_GENERATE_ISLANDS): Add.
30081 (output_call): Use DARWIN_GENERATE_ISLANDS to decide when to
30082 generate a branch island.
30084 2007-02-02 Bob Wilson <bob.wilson@acm.org>
30086 * config/xtensa/xtensa.c (smalloffset_mem_p): Use BASE_REG_P.
30087 (xtensa_legitimate_address_p): New.
30088 (xtensa_legitimize_address): New.
30089 (xtensa_output_addr_const_extra): New.
30090 * config/xtensa/xtensa.h (REG_OK_STRICT_FLAG): Define.
30092 (REG_OK_FOR_BASE_P): Use BASE_REG_P.
30093 (GO_IF_LEGITIMATE_ADDRESS): Move code to xtensa_legitimate_address_p.
30094 (LEGITIMIZE_ADDRESS): Move code to xtensa_legitimize_address.
30095 (OUTPUT_ADDR_CONST_EXTRA): Move code to xtensa_output_addr_const_extra.
30096 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): New.
30097 (xtensa_legitimize_address): New.
30098 (xtensa_output_addr_const_extra): New.
30100 2007-02-02 Steve Ellcey <sje@cup.hp.com>
30102 * config/ia64/ia64.c (ia64_print_operand): Fix compare strings.
30104 2007-02-02 Ian Lance Taylor <iant@google.com>
30106 * expmed.c (expand_divmod): Add comment.
30108 2007-02-02 Kazu Hirata <kazu@codesourcery.com>
30110 * emit-rtl.c (renumber_insns): Remove.
30111 * flags.h: Remove the extern for flag_renumber_insns.
30112 * rtl.h: Remove the prototype for renumber_insns.
30113 * toplev.c (flag_renumber_insns): Remove.
30115 2007-02-02 Hui-May Chang <hm.chang@apple.com>
30117 Revert for x86 darwin:
30118 2005-06-19 Uros Bizjak <uros@kss-loka.si>
30120 * config/i386/i386.c (ix86_function_arg_regno_p): Put back the
30121 code before the following patch under TARGET_MACHO.
30122 (ix86_function_value_regno_p): Likewise.
30124 2007-02-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
30126 * fold-const.c (negate_expr_p, fold_negate_expr): Handle
30129 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
30132 * config/ia64/ia64.c (ia64_speculate_insn): Restrict to memory
30133 loads to general or fp registers. Add comments.
30134 * config/ia64/ia64.md (reg_pred_prefix): Add comment.
30136 2007-02-02 Paolo Bonzini <bonzini@gnu.org>
30138 * pointer-set.c (insert_aux): Only return insertion slot.
30139 (pointer_set_insert): Adjust.
30140 (pointer_set_traverse, struct pointer_map_t, pointer_map_create,
30141 pointer_map_destroy, pointer_map_insert, pointer_map_contains,
30142 pointer_map_traverse): New.
30143 * pointer-set.h (pointer_set_traverse, struct pointer_map_t,
30144 pointer_map_create, pointer_map_destroy, pointer_map_insert,
30145 pointer_map_contains, pointer_map_traverse): Declare.
30147 2007-02-02 Jakub Jelinek <jakub@redhat.com>
30149 PR middle-end/30473
30150 * builtins.c (fold_builtin_sprintf): Do not attempt to optimize
30151 sprintf (str, "%s"). Do not optimize sprintf (str, "nopercent", p++).
30153 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
30155 * sched-int.h (ds_to_dk, dk_to_ds): Declare functions.
30157 (struct _dep): New type.
30158 (dep_t): New typedef.
30159 (DEP_PRO, DEP_CON, DEP_KIND): New access macros.
30160 (DEP_STATUS): New access macro. The macro with the same name was
30161 renamed to DEP_LINK_STATUS.
30162 (dep_init): Declare function
30164 (struct _dep_link): New type.
30165 (dep_link_t): New typedef.
30166 (DEP_LINK_NODE, DEP_LINK_NEXT, DEP_LINK_PREV_NEXTP): New access macros.
30167 (DEP_LINK_DEP, DEP_LINK_PRO, DEP_LINK_CON, DEP_LINK_KIND): New macros.
30168 (DEP_LINK_STATUS): New macro.
30169 (debug_dep_links): New debug function.
30171 (struct _deps_list): New type.
30172 (deps_list_t): New typedef.
30173 (DEPS_LIST_FIRST): New access macro.
30174 (FOR_EACH_DEP_LINK): New cycle macro.
30175 (create_deps_list, free_deps_list, delete_deps_list): Declare
30177 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
30178 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
30179 (copy_deps_list_change_con): Ditto.
30181 (move_dep_link): Declare function.
30183 (struct _dep_node): New type.
30184 (dep_node_t): New typedef.
30185 (DEP_NODE_BACK, DEP_NODE_DEP, DEP_NODE_FORW): New access macros.
30187 (struct haifa_insn_data.back_deps): New field to hold backward
30188 dependencies of the insn.
30189 (struct haifa_insn_data.depend): Rename to forw_deps. Change its type
30191 (struct haifa_insn_data.resolved_deps): Rename to resolved_back_deps.
30192 Change its type to deps_list_t.
30193 (INSN_BACK_DEPS): New access macro to use instead of LOG_LINKS.
30194 (INSN_DEPEND): Rename to INSN_FORW_DEPS.
30195 (RESOLVED_DEPS): Rename to INSN_RESOLVED_BACK_DEPS.
30197 (INSN_COST): Move to haifa-sched.c. Use insn_cost () instead.
30199 (DEP_STATUS): Rename to DEP_LINK_STATUS. Fix typo in the comment.
30201 (add_forw_dep, delete_back_forw_dep, insn_cost): Update declaration
30203 (dep_cost): Declare.
30205 * sched-deps.c (CHECK): New macro to (en/dis)able sanity checks.
30206 (ds_to_dk, dk_to_ds): New functions.
30208 (init_dep_1): New static function.
30209 (init_dep): New function.
30210 (copy_dep): New static function.
30212 (dep_link_consistent_p, attach_dep_link, add_to_deps_list): New static
30214 (detach_dep_link): New static function.
30215 (move_dep_link): New function.
30217 (dep_links_consistent_p, dump_dep_links): New static functions.
30218 (debug_dep_links): New debugging function.
30220 (deps_obstack, dl_obstack, dn_obstack): New static variables.
30222 (alloc_deps_list, init_deps_list): New static functions.
30223 (create_deps_list): New function.
30224 (clear_deps_list): New static function.
30225 (free_deps_list, delete_deps_list, deps_list_empty_p): New functions.
30226 (deps_list_consistent_p, dump_deps_list): New static functions.
30227 (debug_deps_list): New function.
30228 (add_back_dep_to_deps_list, find_link_by_pro_in_deps_list): New
30230 (find_link_by_con_in_deps_list, copy_deps_list_change_con): Ditto.
30232 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Update to
30233 use new scheduler dependencies lists.
30234 (add_back_dep, delete_all_dependences, fixup_sched_groups): Ditto.
30235 (sched_analyze): Ditto. Initialize dependencies lists.
30236 (add_forw_dep, compute_forward_dependences): Update to use new
30237 scheduler dependencies lists.
30239 (init_dependency_caches): Init deps_obstack.
30240 (free_dependency_caches): Free deps_obstack.
30242 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Update to use
30243 new scheduler dependencies lists.
30244 (delete_forw_dep, add_or_update_back_forw_dep): Ditto.
30245 (add_back_forw_dep, delete_back_forw_dep): Ditto.
30247 * sched-rgn.c (set_spec_fed, find_conditional_protection, is_pfree):
30248 Update to use new scheduler dependencies lists.
30249 (is_conditionally_protected, is_prisky, add_branch_dependences): Ditto.
30250 (debug_dependencies): Ditto.
30251 (schedule_region): Update comments.
30253 * sched-ebb.c (earliest_block_with_similiar_load): Update to use new
30254 scheduler dependencies lists.
30255 (schedule_ebb): Update comments.
30257 * rtl.def (DEPS_LIST): Remove.
30259 * lists.c (unused_deps_list): Remove.
30260 (free_list): Update assertions.
30262 (alloc_DEPS_LIST, free_DEPS_LIST_list, free_DEPS_LIST_node): Remove.
30263 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
30265 * rtl.h (free_DEPS_LIST_list, alloc_DEPS_LIST): Remove declarations.
30266 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
30268 * haifa-sched.c (comments): Update.
30269 (insn_cost1): Remove. Inline the code into insn_cost ().
30270 (insn_cost): Update to use new scheduler dependencies lists. Move
30271 processing of the dependency cost to dep_cost ().
30272 (dep_cost): New function. Use it instead of insn_cost () when
30273 evaluating cost of the dependency. Use compatible interface to
30274 interact with the target.
30275 (priority): Update to use new scheduler dependencies lists.
30276 (rank_for_schedule): Ditto. Optimize heuristic that prefers the insn
30277 with greater number of insns that depend on the insn.
30278 (schedule_insn): Update to use new scheduler dependencies lists. Add
30279 code to free backward dependencies lists. Inline and optimize code
30280 from resolve_dep () - see PR28071.
30281 (ok_for_early_queue_removal): Update to use new scheduler dependencies
30282 lists. Update call to targetm.sched.is_costly_dependence hook.
30284 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
30285 scheduler dependencies lists.
30287 (resolve_dep): Remove. Move the logic to schedule_insn ().
30288 (init_h_i_d): Initialize dependencies lists.
30290 (process_insn_depend_be_in_spec): Rename to
30291 process_insn_forw_deps_be_in_spec. Update to use new scheduler
30292 dependencies lists.
30293 (add_to_speculative_block, create_check_block_twin, fix_recovery_deps):
30294 Update to use new scheduler dependencies lists.
30295 (clear_priorities, calc_priorities, add_jump_dependencies): Ditto.
30297 * ddg.c (create_ddg_dependence, create_ddg_dep_no_link): Update to use
30298 new scheduler dependencies lists.
30299 (build_intra_loop_deps): Ditto.
30301 * target.h (struct _dep): Declare to use in
30302 gcc_target.sched.is_costly_dependence.
30303 (struct gcc_target.sched.adjust_cost): Fix typo.
30304 (struct gcc_target.sched.is_costly_dependence): Change signature to
30305 use single dep_t parameter instead of an equivalent triad.
30306 (struct gcc_target.sched.adjust_cost_2): Remove.
30308 * target-def.h (TARGET_SCHED_ADJUST_COST_2): Remove.
30310 * reg-notes.def (DEP_TRUE, DEP_OUTPUT, DEP_ANTI): Update comments.
30312 * doc/tm.texi (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Update
30314 (TARGET_SCHED_ADJUST_COST_2): Remove documentation.
30316 * doc/rtl.texi (LOG_LINKS): Remove part about instruction scheduler.
30317 (REG_DEP_TRUE): Document.
30319 * config/ia64/ia64.c (ia64_adjust_cost_2): Rename to ia64_adjust_cost.
30320 Change signature to correspond to the targetm.sched.adjust_cost hook.
30321 Update use in TARGET_SCHED_ADJUST_COST_2.
30322 (TARGET_SCHED_ADJUST_COST_2): Rename to TARGET_SCHED_ADJUST_COST.
30323 (ia64_dependencies_evaluation_hook, ia64_dfa_new_cycle): Update to use
30324 new scheduler dependencies lists.
30325 (ia64_gen_check): Ditto.
30327 * config/mips/mips.c (vr4130_swap_insns_p): Update to use new
30328 scheduler dependencies lists.
30330 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Change
30331 signature to correspond to the targetm.sched.is_costly_dependence hook.
30332 (is_costly_group): Update to use new scheduler dependencies lists.
30334 * config/spu/spu.c (spu_sched_adjust_cost): Use insn_cost () function
30335 instead of INSN_COST () macro.
30337 2007-02-01 Ian Lance Taylor <iant@google.com>
30339 * lower-subreg.c (resolve_clobber): Handle a subreg of a concatn.
30341 2007-02-01 Guy Martin <gmsoft@gentoo.org>
30343 * pa.md (tp_load): Correct mfctl instruction syntax.
30345 2007-02-01 Geoffrey Keating <geoffk@apple.com>
30347 * config/rs6000/rs6000.c (rs6000_stack_info): Correct
30348 altivec_padding_size calculation on AIX. Improve comment, add
30349 assert to verify that it's right.
30351 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Don't define for
30354 2007-2-01 Seongbae Park <seongbae.park@gmail.com>
30356 PR inline-asm/28686
30357 * global.c (global_alloc): Add mising initialization of
30360 2007-02-01 Roger Sayle <roger@eyesopen.com>
30362 * alias.c (init_alias_analysis): Correct whitespace.
30363 * bb-reorder.c (fix_edges_for_rarely_executed_code,
30364 partition_hot_cold_basic_blocks): Likewise.
30365 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
30366 expand_builtin_sprintf, fold_builtin_carg, fold_builtin_sprintf,
30367 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
30368 fold_builtin_snprintf_chk, fold_builtin_printf,
30369 fold_builtin_fprintf, do_mpfr_ckconv, do_mpfr_arg1, do_mpfr_arg2,
30370 do_mpfr_arg3, do_mpfr_sincos): Likewise.
30371 * cfgcleanup.c (cleanup_cfg): Likewise.
30372 * cfgexpand.c (tree_expand_cfg): Likewise.
30373 * fold-const.c (fold_binary) <RDIV_EXPR>: Likewise.
30374 * function.c (get_next_funcdef_no): Likewise.
30375 * gengtype.c (main): Likewise.
30376 * genmodes.c (main): Likewise.
30377 * gcse.c (bypass_conditional_jumps, print_ldst_list): Likewise.
30378 * haifa-sched.c (schedule_block, extend_h_i_d): Likewise.
30379 * ifcvt.c (noce_emit_move_insn): Likewise.
30380 * modulo-sched.c (generate_prolog_epilog, sms_schedule_by_order):
30382 * stor-layout.c (get_best_mode): Likewise.
30383 * tree-ssa-loop-niter.c (get_val_for): Likewise.
30384 * tree-ssa-structalias.c (get_varinfo, get_varinfo_fc,
30385 scc_visit, do_ds_constraint, do_complex_constraint, label_visit,
30386 perform_var_substitution, solve_graph): Likewise.
30387 * tree-vrp.c (vrp_finalize): Likewise.
30389 2007-02-01 Ian Lance Taylor <iant@google.com>
30391 * lower-subreg.c (simplify_gen_subreg_concatn): If we ask for the
30392 high part of a paradoxical subreg, return a constant zero.
30394 2007-02-01 Zdenek Dvorak <dvorakz@suse.cz>
30396 * toplev.c (lang_dependent_init): Call init_set_costs.
30397 * loop-init.c (loop_optimizer_init): Do not call init_set_costs.
30399 2007-02-01 Richard Guenther <rguenther@suse.de>
30401 PR middle-end/30656
30402 * fold-const.c (fold_negate_expr): Allow negating a
30403 constant if overflow does not change.
30405 2007-02-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
30407 * doc/c-tree.texi (Expression trees): Improve markup.
30408 * doc/tm.texi (Register Classes, Addressing Modes)
30409 (Floating Point): Fix spacing after abbreviations. Fix some
30412 2007-02-01 Ben Elliston <bje@au.ibm.com>
30414 * doc/invoke.texi: Replace "bugfix" with "bug fix" throughout.
30415 * doc/contrib.texi: Likewise.
30416 * doc/install.texi: Likewise.
30418 2007-01-31 Richard Henderson <rth@redhat.com>
30419 Ian Lance Taylor <iant@google.com>
30421 * lower-subreg.c: New file.
30422 * rtl.def (CONCATN): Define.
30423 * passes.c (init_optimization_passes): Add pass_lower_subreg and
30424 pass_lower_subreg2.
30425 * emit-rtl.c (update_reg_offset): New static function, broken out
30426 of gen_rtx_REG_offset.
30427 (gen_rtx_REG_offset): Call update_reg_offset.
30428 (gen_reg_rtx_offset): New function.
30429 * regclass.c: Revert patch of 2006-03-05, restoring
30431 (clear_reg_info_regno): New function.
30432 * dwarf2out.c (concatn_loc_descriptor): New static function.
30433 (loc_descriptor): Handle CONCATN.
30434 * common.opt (fsplit_wide_types): New option.
30435 * opts.c (decode_options): Set flag_split_wide_types when
30437 * timevar.def (TV_LOWER_SUBREG): Define.
30438 * rtl.h (gen_reg_rtx_offset): Declare.
30439 (reg_scan_update): Declare.
30440 * regs.h (clear_reg_info_regno): Declare.
30441 * tree-pass.h (pass_lower_subreg): Declare.
30442 (pass_lower_subreg2): Declare.
30443 * doc/invoke.texi (Option Summary): List -fno-split-wide-types.
30444 (Optimize Options): Add -fsplit-wide-types to -O1 list. Document
30445 -fsplit-wide-types.
30446 * doc/rtl.texi (Regs and Memory): Document concat and concatn.
30447 * Makefile.in (OBJS-common): Add lower-subreg.o.
30448 (lower-subreg.o): New target.
30450 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
30452 * config/sh/sh.h (HAVE_SECONDARY_RELOADS): Remove.
30454 2007-01-31 Anatoly Sokolov <aesok@post.ru>
30457 * config/avr/avr.c (DWARF2_ADDR_SIZE): Define.
30459 2007-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
30461 PR middle-end/29335
30462 * builtins.c (fold_builtin_sqrt): Use MPFR for constant args.
30464 2007-01-31 Zdenek Dvorak <dvorakz@suse.cz>
30466 * cfgloop.h: Include vec-prim.h.
30467 (enum li_flags): Remove LI_ONLY_OLD.
30468 (loop_iterator): Changed.
30469 (fel_next, fel_init): Iterate over loop tree.
30470 (FOR_EACH_LOOP_BREAK): New macro.
30471 * loop-unswitch.c (unswitch_loops): Do not pass LI_ONLY_OLD to
30473 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Ditto.
30474 * modulo-sched.c (sms_schedule): Ditto.
30475 * tree-vectorizer.c (vectorize_loops): Ditto.
30476 * doc/loop.texi: Update information on loop numbering and behavior of
30477 FOR_EACH_LOOP wrto new loops.
30478 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop,
30479 add_to_evolution_1): Test nestedness of loops instead of comparing
30481 * tree-chrec.c (chrec_fold_plus_poly_poly,
30482 chrec_fold_multiply_poly_poly, chrec_evaluate,
30483 hide_evolution_in_other_loops_than_loop, chrec_component_in_loop_num,
30484 reset_evolution_in_loop): Ditto.
30485 * Makefile.in (CFGLOOP_H): Add vecprim.h dependency.
30487 2007-01-31 Dirk Mueller <dmueller@suse.de>
30489 * c-common.c (warn_about_parentheses): Separate warning about
30490 un-parenthized sequence of comparison operators from the one
30491 which is supposed to warn about x <= y <= z.
30493 2007-01-31 Uros Bizjak <ubizjak@gmail.com>
30495 * optabs.h (enum optab_index): Add new OTI_isinf.
30496 (isinf_optab): Define corresponding macro.
30497 * optabs.c (init_optabs): Initialize isinf_optab.
30498 * genopinit.c (optabs): Implement isinf_optab using isinf?f2
30500 * builtins.c (mathfn_built_in): Handle BUILT_IN_ISINF{,F,L}.
30501 (expand_builtin_interclass_mathfn): Expand BUILT_IN_ISINF{,F,L}
30503 (expand_builtin): Expand BUILT_IN_ISINF{,F,L} using
30504 expand_builtin_interclass_mathfn.
30505 * reg_stack.c (subst_stack_regs_pat): Handle UNSPEC_FXAM.
30506 * config/i386/i386.md (UNSPEC_FXAM): New constant.
30507 (fxam<mode>2_i387): New insn pattern.
30508 (isinf<mode>2) New expander to implement isinf, isinff and isinfl
30509 built-in functions as x87 inline asm.
30511 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
30513 * config/arm/unwind-arm.h (_sleb128_t, _uleb128_t): New.
30515 2007-01-30 Eric Christopher <echristo@apple.com>
30517 * config.gcc: Add geode.
30519 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
30521 * cgraphunit.c, config/arm/arm.c, config/m68k/m68k.c,
30522 ipa-inline.c, tree-profile.c, tree-ssa-live.c,
30523 tree-ssa-math-opts.c, tree-ssanames.c, tree-vect-analyze.c,
30524 value-prof.c: Fix comment typos.
30526 2007-01-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
30529 * doc/invoke.texi (Wpointer-arith): Document warning.
30531 2007-01-30 Janis Johnson <janis187@us.ibm.com>
30533 * doc/extend.texi (Decimal Floating Types): Remove decfloat.h from
30534 the list of discrepancies from the draft TR.
30536 2007-01-30 Dirk Mueller <dmueller@suse.de>
30539 * doc/invoke.texi (-Wreturn-type): Update description to
30540 match new behavior.
30542 2007-01-30 Richard Sandiford <richard@codesourcery.com>
30544 * cfgrtl.c (try_redirect_by_replacing_jump): Check only_sets_cc0_p.
30546 2007-01-30 Uros Bizjak <ubizjak@gmail.com>
30548 * builtins.c (expand_builtin_int_interclass_roundingfn): New function
30549 to handle optabs that operate on floating point input argument and
30550 output to integer output.
30551 (expand_builtin_mathfn) [BUILT_IN_ILOGB]: Move from here ...
30552 (expand_builtin_interclass_mathfn) [BUILT_IN_ILOGB]: ... to here.
30553 (expand_builtin): Expand BUILT_IN_ILOGB{,F,L} using
30554 expand_builtin_interclass_mathfn ().
30555 * config/i386/i386.md (fxtractxf3_i387): Rename from *fxtractxf3_i387.
30556 (ilogbsi2): Remove.
30557 (ilogbxf2, ilogb<mode>2): New expanders to implement ilogb, ilogbf and
30558 ilogbl built-in functions as x87 intrinsics.
30560 2007-01-30 Richard Guenther <rguenther@suse.de>
30562 PR middle-end/27657
30563 * dwarf2out.c (reference_to_unused): Query varpool if the
30564 variable was output.
30566 2007-01-30 Richard Guenther <rguenther@suse.de>
30568 PR middle-end/30313
30569 * passes.c (execute_one_pass): Reset in_gimple_form to not
30570 confuse non-unit-at-a-time mode.
30572 2007-01-29 Roger Sayle <roger@eyesopen.com>
30573 Richard Guenther <rguenther@suse.de>
30575 * fold-const.c (round_up): Make HIGH an unsigned HOST_WIDE_INT to
30576 avoid undefined behaviour on overflow. Use force_fit_type_double
30577 to construct the constant with the specified TREE_OVERFLOW.
30579 2007-01-29 Janis Johnson <janis187@us.ibm.com>
30581 * config/dfp-bit.c: Add parameterized support for fp exceptions.
30582 * config/dfp-bit.h: Ditto.
30584 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
30586 * c-decl.c (pop_scope): Replace warnings with call to
30587 warn_for_unused_label.
30588 * c-common.h (warn_for_unused_label): Declare.
30589 * c-common.c (warn_for_unused_label): Define.
30591 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
30593 * tree-optimize.c (update_inlined_to_pointers): Delete unused
30596 2007-01-29 Janis Johnson <janis187@us.ibm.com>
30598 * Makefile.in (USER_H): Remove decfloat.h.
30599 * ginclude/decfloat.h: Delete, moving contents to ...
30600 * ginclude/float.h: Add support for decimal floating point,
30601 guarded by __STDC_WANT_DEC_FP__.
30603 2007-01-29 Mike Stump <mrs@apple.com>
30605 * doc/gccint.texi (Top): Rename Loop Representation to Loop
30606 Analysis and Representation to resolve case insensitive conflict.
30607 * doc/loop.texi (Loop Analysis and Representation): Likewise.
30609 2007-01-28 Daniel Berlin <dberlin@dberlin.org>
30611 * tree.h (struct tree_memory_tag): Add aliases member.
30612 (MTAG_ALIASES): New macro.
30613 * tree-ssa-alias.c (alias_bitmap_obstack): New variable.
30614 (add_may_alias): Remove pointer-set. Update for may_aliases being
30616 (mark_aliases_call_clobbered): Update for may_aliases being a
30618 (compute_tag_properties): Ditto.
30619 (create_partition_for): Ditto.
30620 (compute_memory_partitions): Ditto.
30621 (dump_may_aliases_for): Ditto.
30622 (is_aliased_with): Ditto.
30623 (add_may_alias_for_new_tag): Ditto.
30624 (rewrite_alias_set_for): Rewrite for may_aliases being a bitmap.
30625 (compute_is_aliased): New function.
30626 (compute_may_aliases): Call compute_is_aliased).
30627 (init_alias_info): Initialize alias_bitmap_obstack.
30628 (union_alias_set_into): New function.
30629 (compute_flow_sensitive_aliasing): Use union_aliases_into.
30630 (have_common_aliases_p): Rewrite to take two bitmaps and use
30632 (compute_flow_insensitive_aliasing): Stop using pointer-sets.
30633 Update for bitmaps.
30634 (finalize_ref_all_pointers): Update for add_may_alias changes.
30635 (new_type_alias): Ditto.
30636 * tree-flow-inline.h (may_aliases): Return a bitmap.
30637 * tree-dfa.c (dump_variable): Check for MTAG_P'ness.
30638 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
30639 may_aliases being a bitmap.
30640 * tree-flow.h (struct var_ann_d): Remove may_aliases member.
30641 may_aliases now returns a bitmap.
30642 * tree-ssa-structalias.c (merge_smts_into): Update for may_aliases
30644 * tree-ssa-operands.c (add_virtual_operand): Update for
30645 may_aliases being a bitmap.
30647 2007-01-29 Daniel Berlin <dberlin@dberlin.org>
30649 PR tree-optimization/30630
30650 * tree-ssa-structalias.c (do_complex_constraint): Mark correct
30651 variable as changed.
30653 2007-01-29 Simon Martin <simartin@users.sourceforge.net>
30656 * gimplify.c (gimplify_target_expr): Make sure that the TARGET_EXPR is
30657 expanded only once even if an error occurs.
30659 2007-01-29 Ben Elliston <bje@au.ibm.com>
30661 * gcov-io.h (__gcov_indirect_call_profiler): Declare.
30662 (__gcov_average_profiler): Likewise.
30663 (__gcov_ior_profiler): Likewise.
30664 (__gcov_merge_ior): Likewise.
30666 2007-01-28 Jan Hubicka <jh@suse.cz>
30668 * builtins.c (expand_builtin_memset): Fix typo in my last patch.
30669 * value-prof.c (stringop_block_profile): Likewise.
30671 2007-01-28 Jan Hubicka <jh@suse.cz>
30673 * expr.c (emit_block_move_via_movmem, emit_block_move_via_libcall):
30674 Add variant handling histograms; add wrapper.
30675 (clear_storage_via_libcall): Export.
30676 (emit_block_move_hints): Break out from ...; add histograms.
30677 (emit_block_move): ... this one.
30678 (clear_storage_hints): Break out from ...; add histograms.
30679 (clear_storage): ... this one.
30680 (set_storage_via_memset): Handle histogram.
30681 * expr.h (emit_block_move_via_libcall, emit_block_move_hints): Declare.
30682 (clear_storage_hints, clear_storage_via_libcall): Declare.
30683 (set_storage_via_setmem): Update prototype.
30684 * doc/md.texi (movmem, setmem): Document new arguments.
30686 * value-prof.c (dump_histogram_value, tree_find_values_to_profile):
30687 Add new histograms.
30688 (stringop_block_profile): New global function.
30689 (tree_stringops_values_to_profile): Profile block size and alignment.
30690 * value-prof.h (enum hist_type): add HIST_TYPE_AVERAGE and
30692 (struct profile_hooks): Add gen_average_profiler and gen_ior_profiler.
30693 (stringop_block_profile): Declare.
30694 * builtins.c: Include value-prof.h.
30695 (expand_builtin_memcpy, expand_builtin_memset): Pass block profile.
30696 * gcov-ui.h (GCOV_COUNTER_NAMES): Add new counter.
30697 (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): New constants.
30698 (GCOV_COUNTERS, GCOV_LAST_VALUE_COUNTER): Update.
30699 * profile.c (instrument_values): Add new counters.
30700 * cfgexpand.c (expand_gimple_basic_block): Propagate histograms to
30702 * tree-profile.c (tree_average_profiler_fn, tree_ior_profiler_fn): New.
30703 (tree_init_edge_profiler): Build new profilers.
30704 (tree_gen_average_profiler, tree_gen_ior_profiler): New.
30705 (pass_tree_profile): Add dump.
30706 (tree_profile_hooks): Update.
30707 * Makefile.in (LIBGCOV): Add new constants.
30708 * libgcov.c (__gcov_merge_ior, __gcov_average_profiler,
30709 __gcov_ior_profiler): New.
30710 * config/i386/i386.md (movmem/setmem expanders): Add new optional
30713 2007-01-28 David Edelsohn <edelsohn@gnu.org>
30715 * doc/md.texi (Standard Pattern Names): Document blockage pattern.
30717 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
30719 * tree-ssa-loop-unswitch.c: Include tree-inline.h.
30720 (tree_unswitch_single_loop): Pass eni_size_weights to
30721 tree_num_loop_insns.
30722 * tree-ssa-loop-manip.c: Include tree-inline.h.
30723 (can_unroll_loop_p): Pass eni_size_weights to
30724 tree_num_loop_insns.
30725 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p):
30726 Pass eni_size_weights to estimate_num_insns.
30727 * tree.h (init_inline_once): Export.
30728 * toplev.c (backend_init): Call init_inline_once.
30729 * cgraphunit.c (cgraph_process_new_functions,
30730 cgraph_analyze_function): Pass eni_inlining_weights to
30731 estimate_num_insns.
30732 * ipa-inline.c (compute_inline_parameters): Ditto.
30733 * tree-ssa-loop-ivcanon.c (tree_num_loop_insns): Pass weights
30734 to estimate_num_insns.
30735 (try_unroll_loop_completely): Pass eni_size_weights to
30736 tree_num_loop_insns.
30737 * tree-eh.c (decide_copy_try_finally): Pass eni_size_weights
30738 ot estimate_num_insns.
30739 * tree-ssa-loop-prefetch.c: Include tree-inline.h.
30740 (loop_prefetch_arrays): Pass eni_time_weights to tree_num_loop_insns.
30741 * tree-inline.c (eni_inlining_weights, eni_size_weights,
30742 eni_time_weights): New variables.
30743 (init_inline_once): Initialize them.
30744 (struct eni_data): Mew.
30745 (estimate_num_insns_1, estimate_num_insns): Use weights.
30746 * tree-inline.h (struct eni_weights_d): New.
30747 (eni_inlining_weights, eni_size_weights, eni_time_weights): Declare.
30748 (estimate_num_insns): Declaration changed.
30749 * cfgloop.h (tree_num_loop_insns): Declaration changed.
30750 * Makefile.in (tree-ssa-loop-unswitch.o, tree-ssa-loop-prefetch.o,
30751 tree-ssa-loop-manip.o): Add TREE_INLINE_H dependency.
30753 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
30755 * tree-data-ref.c (conflict_fn): Assert that the number of affine
30756 relations in the conflict function is valid.
30758 2007-01-27 Ian Lance Taylor <iant@google.com>
30760 * common.opt: Add fstrict-overflow.
30761 * opts.c (decode_options): Set flag_strict_overflow if -O2.
30762 * flags.h (TYPE_OVERFLOW_WRAPS): Define.
30763 (TYPE_OVERFLOW_UNDEFINED): Define.
30764 (TYPE_OVERFLOW_TRAPS): Define. This replaces TYPE_TRAP_SIGNED.
30766 * tree.h (TYPE_TRAP_SIGNED): Don't define.
30767 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_UNDEFINED.
30768 (fold_negate_expr): Likewise.
30769 (make_range): Likewise.
30770 (extract_muldiv_1): Likewise.
30771 (maybe_canonicalize_comparison): Likewise.
30772 (fold_comparison): Likewise.
30773 (fold_binary): Likewise.
30774 (tree_expr_nonnegative_p): Likewise.
30775 (tree_expr_nonzero_p): Likewise.
30776 * tree-vrp.c (compare_values): Likewise.
30777 (extract_range_from_binary_expr): Likewise.
30778 (extract_range_from_unary_expr): Likewise.
30779 * tree-ssa-loop-niter.c (infer_loop_bounds_from_signedness):
30781 (nowrap_type_p): Likewise.
30782 * tree-scalar-evolution.c (simple_iv): Likewise.
30783 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_WRAPS.
30784 (build_range_check): Likewise.
30785 (extract_muldiv_1): Likewise.
30786 (fold_comparison): Likewise.
30787 * tree-vrp.c (vrp_int_const_binop): Likewise.
30788 (extract_range_from_unary_expr): Likewise.
30789 * convert.c (convert_to_integer): Likewise.
30790 * fold-const.c (fold_negate_expr): Use TYPE_OVERFLOW_TRAPS.
30791 (fold_comparison): Likewise.
30792 (fold_binary): Likewise.
30793 * optabs.c (optab_for_tree_code): Likewise.
30794 * tree-vectorizer.c (vect_is_simple_reduction): Likewise.
30795 * simplify-rtx.c (simplify_const_relational_operation): Check
30796 flag_strict_overflow and flag_trapv.
30797 (simplify_const_relational_operation): Likewise.
30798 * doc/invoke.texi (Option Summary): Mention -fstrict-overflow.
30799 (Optimize Options): Add -fstrict-overflow to -O2 list. Document
30802 2007-01-27 Roger Sayle <roger@eyesopen.com>
30804 * tree.c (tree_fold_gcd): Delete.
30805 * tree.h (tree_fold_gcd): Remove prototype.
30806 * tree-data-ref.c (tree_fold_divides_p): Don't use tree_fold_gcd to
30807 test whether one constant integer is a multiple of another. Instead
30808 call int_const_binop with TRUNC_MOD_EXPR and test for a zero result.
30809 * fold-const.c (multiple_of_p): We've determined both TOP and
30810 BOTTOM are integer constants so we can call int_const_binop directly
30811 instead of the more generic const_binop.
30813 2007-01-27 Roger Sayle <roger@eyesopen.com>
30815 * fold-const.c (size_binop): In the fast-paths for X+0, 0+X, X-0 and
30816 1*X check that the constant hasn't overflowed, to preserve the
30818 (round_up): Provide an efficient implementation when rouding-up an
30819 INTEGER_CST to a power-of-two.
30821 2007-01-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
30823 * doc/sourcebuild.texi: Add comma for clarity.
30824 * doc/extend.texi: Fix some typos.
30825 * doc/passes.texi: Likewise.
30826 * doc/cppinternals.texi: Likewise.
30827 * doc/c-tree.texi: Likewise.
30828 * doc/tree-ssa.texi: Likewise.
30829 * doc/install.texi: Likewise.
30831 2007-01-27 Jan Hubicka <jh@suse.cz>
30833 * tree-sra.c (sra_walk_function): Don't rely on aliases being build.
30834 (pass_sra): Do not require alias information.
30835 * passes.c (init_optimization_passes): Add SRA
30837 2007-01-27 Steven Bosscher <steven@gcc.gnu.org>
30839 * tracer.c (rest_of_handle_tracer): We already cleaned
30840 up the CFG in tracer() so don't do it here again.
30841 * cfgcleanup.c (rest_of_handle_jump2): Don't repeat
30842 cleanup_cfg here, either. And don't call renumber_insns.
30844 * cfgrtl.c (rtl_verify_flow_info_1): Don't verify that BB_END
30845 and BB_HEAD are in the insn stream here. Instead make sure
30846 that BB_INSN is valid on all insns. Also, do check here that
30847 there are no pending branch predictions...
30848 (rtl_verify_flow_info): ...instead of doing it here. Checks
30849 for BB_END and BB_HEAD moved from rtl_verify_flow_info_1 to
30852 2007-01-26 Roger Sayle <roger@eyesopen.com>
30854 * config/i386/i386.c (ix86_swap_binary_operands_p): New helper
30855 function to simplify/factorize operand order canonicalization.
30856 (ix86_fixup_binary_operands): Reorganize using the above function.
30857 (ix86_binary_operator_ok): Likewise.
30859 2007-01-27 Jakub Jelinek <jakub@redhat.com>
30861 * genattrtab.c (struct attr_value_list, insn_code_values): Move to
30862 file scope from optimize_attrs.
30863 (simplify_test_exp): If insn_code_values is not NULL, use it to speed
30865 (optimize_attrs): Clear insn_code_values after freeing it.
30867 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
30869 * tree-ssa-address.c (create_mem_ref): Remove ", bsi" from
30870 a parts.base assignment.
30872 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
30874 * tree-data-ref.c (dump_subscript): Use dump_conflict_function.
30875 (compute_subscript_distance, initialize_data_dependence_relation,
30876 finalize_ddr_dependent, analyze_ziv_subscript,
30877 analyze_siv_subscript_cst_affine,
30878 compute_overlap_steps_for_affine_univar,
30879 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
30880 analyze_siv_subscript, analyze_miv_subscript,
30881 analyze_overlapping_iterations, subscript_dependence_tester_1,
30882 compute_self_dependence, free_dependence_relation): Work
30883 with affine_fn instead of chrecs.
30884 (dump_affine_function, dump_conflict_function, affine_function_equal_p,
30885 common_affine_function, affine_function_base,
30886 affine_function_constant_p, affine_fn_op, affine_fn_plus,
30887 affine_fn_minus, affine_fn_free, conflict_fn_not_known,
30888 conflict_fn_no_dependence, free_conflict_function, free_subscripts,
30889 conflict_fn, affine_fn_cst, affine_fn_univar): New functions.
30890 (all_chrecs_equal_p): Removed.
30891 * tree-data-ref.h (affine_fn, conflict_function): New types.
30892 (struct subscript): Change type of conflicting_iterations_in_a
30893 and conflicting_iterations_in_b.
30895 2007-01-26 Steve Ellcey <sje@cup.hp.com>
30898 * config/pa/pa.h (TARGET_HPUX_11): New.
30899 * config/pa/pa-hpux11.h (TARGET_HPUX_11): New.
30900 * config/pa/pa.c (pa_init_builtins): Use TARGET_HPUX_11.
30902 2007-01-26 Daniel Berlin <dberlin@dberlin.org>
30903 Richard Guenther <rguenther@suse.de>
30905 * tree-ssa-structalias.c (solve_graph): Handle case
30906 we merged the variable to another.
30908 2007-01-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
30910 * builtins.c (fold_builtin_1): Treat ccos and ccosh as 'even'
30913 * fold-const.c (negate_mathfn_p): Treat casin, casinh, catan,
30914 catanh, cproj, csin, csinh, ctan and ctanh as 'odd' functions.
30916 2007-01-25 DJ Delorie <dj@redhat.com>
30918 * config/m32c/m32c.c (m32c_cannot_change_mode_class): We don't
30919 allow changes to modes which don't fit in those registers.
30921 * reload1.c (choose_reload_regs): Check for invalid subregs before
30922 computing their locations, not after.
30924 2007-01-25 Geoffrey Keating <geoffk@apple.com>
30927 * config/rs6000/rs6000.c (first_altivec_reg_to_save): On Darwin,
30928 save Altivec registers in an eh_return function.
30929 (compute_vrsave_mask): Likewise.
30930 (rs6000_stack_info): Correct AIX/Darwin stack alignment computation
30931 for saving Altivec registers.
30932 (rs6000_emit_prologue): Don't allocate stack twice in
30933 eh_return function. Correct expected value of altivec_save_offset
30934 when using save_world. Describe save of R0 to stack when using
30935 save_world. Describe stack pointer adjustment when using
30936 save_world. Remove duplicated eh_return parameter register saving.
30937 Update sp_offset variable after save_world.
30938 * config/rs6000/t-darwin (LIB2FUNCS_STATIC_EXTRA): Remove
30940 (LIB2FUNCS_EXTRA): Add darwin-world.asm.
30941 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): -m64
30944 2007-01-25 Steve Ellcey <sje@cup.hp.com>
30946 * config.gcc (ia64*-*-hpux*): Make posix threads the default.
30948 2007-01-25 Steve Ellcey <sje@cup.hp.com>
30951 * config/pa/pa.c (pa_init_builtins): Set asm names for finite routines.
30952 * config/ia64/ia64.c (ia64_init_builtins): Ditto.
30954 2007-01-25 Richard Guenther <rguenther@suse.de>
30956 * doc/invoke.texi (-Wcoverage-mismatch): Document.
30957 * common.opt (-Wcoverage-mismatch): New warning option.
30958 * coverage.c (get_coverage_counts): Ignore coverage mismatch
30959 if -Wcoverage-mismatch is given.
30961 2007-01-25 Razya Ladelsky <razya@il.ibm.com>
30963 * ipa-cp.c (ipcp_insert_stage, ipcp_driver): Support for SSA.
30964 (ipcp_driver): Change to static definition.
30965 Add dumping of the ifunctions.
30966 (constant_val_insert): Remove unused parameter. Support for SSA.
30967 (ipcp_propagate_const): Support for SSA.
30968 (ipcp_profile_bb_print): Print only analyzed nodes.
30969 (ipcp_replace_map_create): Remove support for Fortran constant
30971 * ipa-prop.c (ipa_method_modify_stmt,
30972 ipa_callsite_compute_param): Support for SSA.
30973 * ipa-prop.h (ipcp_driver): Remove declaration.
30974 (IS_VALID_TREE_MAP_INDEX): Add define.
30976 2007-01-24 Geoffrey Keating <geoffk@apple.com>
30978 * unwind-dw2.c (execute_stack_op): Handle DW_OP_swap.
30980 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
30982 PR middle-end/30447
30983 * builtins.c (fold_builtin_cabs): Use MPFR to evaluate a
30984 constant argument to cabs and do it without checking for
30985 -funsafe-math-optimizations.
30987 2007-01-24 Douglas Gregor <dgregor@osl.iu.edu>
30989 * c-common.h (RID_FIRST_CXX0X): New.
30990 (RID_LAST_CXX0X): New.
30991 * c-opts.c (c_common_handle_option): -Wc++0x-compat is triggered
30993 * c.opt (Wc++0x-compat): New.
30994 * doc/invoke.texi (-Wc++0x-compat): Document.
30996 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
30998 * builtins.c (fold_builtin_carg): New.
30999 (fold_builtin_1): Use it.
31001 2007-01-24 Jan Hubicka <jh@suse.cz>
31003 * ipa-inline.c (cgraph_decide_inlining): Initialize initial_insns.
31005 * ipa-inline.c (initial_insns, max_insns): Delete.
31006 (compute_max_insns): New function.
31007 (cgraph_decide_inlining_of_small_function): Use it; take minimal
31008 amount of insns as base for code growth.
31009 (cgraph_decide_inlining): Make initial_insns local; do not compute
31011 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 60.
31012 * doc/invoke.texi (inline-unit-growth): Update docs.
31014 2007-01-24 Jakub Jelinek <jakub@redhat.com>
31016 * config/i386/i386.h (x86_cmpxchg16b): Remove const.
31017 (TARGET_CMPXCHG16B): Define to x86_cmpxchg16b.
31018 * config/i386/i386.c (x86_cmpxchg16b): Remove const.
31019 (override_options): Add PTA_CX16 flag. Set x86_cmpxchg16b
31020 for CPUs that have PTA_CX16 set.
31022 PR middle-end/27416
31023 * gimplify.c (omp_check_private): New function.
31024 (gimplify_scan_omp_clauses): Use it for
31025 firstprivate/lastprivate/reduction.
31027 PR middle-end/30494
31028 * gimplify.c (omp_add_variable): Don't call omp_notice_variable
31029 on TYPE_SIZE_UNIT for GOVD_LOCAL VLAs.
31031 PR middle-end/30421
31032 * omp-low.c (lower_omp_for_lastprivate): Add dlist argument.
31033 If lower_lastprivate_clauses emits some statements, append them
31034 to dlist rather than body_p and to body_p append an initializer.
31035 (lower_omp_for): Adjust caller.
31037 2007-01-24 Steve Ellcey <sje@cup.hp.com>
31039 * target.h (globalize_decl_name): New.
31040 * target-def.h (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
31041 * output.h (default_globalize_decl_name): New.
31042 * varasm.c (asm_output_bss): Use globalize_decl_name instead of
31044 (globalize_decl): Ditto.
31045 (default_globalize_decl_name): New.
31046 * config/ia64/ia64.c (ia64_globalize_decl_name): New.
31047 (ia64_handle_version_id_attribute): New.
31048 (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
31049 (ia64_asm_output_external): Use globalize_decl_name instead
31050 of globalize_label.
31051 * doc/extend.texi (version_id): New pragma.
31052 * doc/tm.texi (ARGET_ASM_GLOBALIZE_DECL_NAME): New target hook.
31054 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
31056 * unwind-dw2-fde.c (get_cie_encoding): Replaced _Unwind_Word with
31057 _uleb128_t and _Unwind_SWord with _sleb128_t.
31058 * unwind-dw2.c (extract_cie_info, execute_stack_op,
31059 execute_cfa_program, uw_frame_state_for, uw_update_context_1):
31061 * unwind-c.c (parse_lsda_header, PERSONALITY_FUNCTION): Likewise.
31062 * unwind-pe.h (read_uleb128, read_sleb128,
31063 read_encoded_value_with_base): Likewise.
31064 * unwind-generic.h: Define _sleb128_t and _uleb128_t types.
31066 2007-01-24 Richard Guenther <rguenther@suse.de>
31068 * builtins.c (expand_builtin_cexpi): Get the fndecl
31069 for cexp in the correct way.
31071 2007-01-24 Jan Hubicka <jh@suse.cz>
31073 * tree-ssa-dce.c (eliminate_unnecesary_stmts): Remove dead LHS
31076 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
31078 * c-cppbuiltin.c (builtin_define_type_sizeof): New function.
31079 (c_cpp_builtins): New builtin macros: __SIZEOF_INT__, __SIZEOF_LONG__,
31080 __SIZEOF_LONG_LONG__, __SIZEOF_SHORT__, __SIZEOF_POINTER__,
31081 __SIZEOF_FLOAT__, __SIZEOF_DOUBLE__, __SIZEOF_LONG_DOUBLE__,
31082 __SIZEOF_SIZE_T__, __SIZEOF_WCHAR_T__, __SIZEOF_WINT_T__ and
31083 __SIZEOF_PTRDIFF_T__.
31084 * doc/cpp.texi: Documentation for the new builtin macros added.
31086 2007-01-24 Uros Bizjak <ubizjak@gmail.com>
31088 * config/i386/i386.md (tanxf2, tan<mode>2, atan<mode>2, log<mode>2,
31089 log10<mode>2, log2<mode>2, expxf2, exp10xf2, exp2xf2): Use op2
31090 instead of operands[2] to avoid access past the end of array.
31092 2007-01-24 Richard Sandiford <richard@codesourcery.com>
31094 * reload1.c (emit_reload_insns): Pass the reload register
31095 for a non-spill output reload through forget_old_reloads_1.
31097 2007-01-23 Joseph Myers <joseph@codesourcery.com>
31099 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
31100 _SOFT_DOUBLE if doubles use software floating-point.
31101 * config/rs6000/libgcc-ppc-glibc.ver: Export additional long
31102 double functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
31103 * config/rs6000/darwin-ldouble.c: Also compile functions for
31104 hard-float without FPRs. Use fmsub function for all __NO_FPRS__
31105 cases. Compile extra functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
31106 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove
31107 commented-out long double override.
31108 (CPP_LONGDOUBLE_DEFAULT_SPEC): Likewise.
31109 * config/rs6000/eabispe.h: Likewise.
31110 * config/rs6000/rs6000.c (rs6000_override_options): Don't override
31111 long double for non-SPE.
31112 (rs6000_handle_option): Likewise.
31113 (invalid_e500_subreg): Disallow more subregs involding DImode,
31114 DFmode, TImode or TFmode.
31115 (rs6000_legitimate_offset_address_p): Check TFmode offsets for
31117 (legitimate_lo_sum_address_p): Also check for TFmode for E500
31119 (rs6000_legitimize_address): Also handle TFmode for E500 double.
31120 (rs6000_legitimize_reload_address): Also handle TFmode for E500
31122 (rs6000_legitimate_address): Also check for TFmode for E500
31124 (rs6000_emit_move): Use DFmode subregs of TFmode for E500 double.
31125 (spe_build_register_parallel): Handle TFmode and TCmode.
31126 (rs6000_spe_function_arg): Handle TFmode and TCmode for E500
31128 (function_arg): Handle TFmode and TCmode for E500 double.
31129 (rs6000_init_libfuncs): Initialize extra libfuncs for soft double
31131 (print_operand): Handle TFmode and TImode for %y.
31132 (rs6000_generate_compare): Handle TFmode comparisons for E500
31134 (spe_func_has_64bit_regs_p): Check for TFmode for E500 double.
31135 (rs6000_function_value): Handle TFmode and TCmode for E500 double.
31136 (rs6000_libcall_value): Handle TFmode and TCmode for E500 double.
31137 * config/rs6000/rs6000.h (CANNOT_CHANGE_MODE_CLASS): Check for
31138 TFmode for E500 double.
31139 * config/rs6000/rs6000.md (FP): Allow TF for E500 double.
31140 (floatsidf2): Enable for E500 double.
31141 (movtf_softfloat): Use rs6000_nonimmediate_operand.
31142 (extenddftf2): Change to extenddftf2_fprs.
31143 (extenddftf2): Call gen_spe_extenddftf2 or gen_extenddftf2_fprs
31144 depending on TARGET_E500_DOUBLE.
31145 (extendsftf2): Enable for E500 double.
31146 (trunctfdf2): Enable for E500 double.
31147 (trunctfsf2): Change to trunctfsf2_fprs.
31148 (trunctfsf2): Call gen_spe_trunctfsf2 or gen_trunctfsf2_fprs
31149 depending on TARGET_E500_DOUBLE.
31150 (floatsitf2): Enable for E500 double.
31151 (fix_trunctfsi2): Change to fix_trunctfsi2_fprs.
31152 (fix_trunctfsi2): Call gen_spe_fix_trunctfsi2 or
31153 gen_fix_trunctfsi2_fprs depending on TARGET_E500_DOUBLE.
31154 (negtf2): Change to negtf2_internal.
31155 (negtf2): New expander.
31156 (abstf2): Enable for E500 double. Call gen_spe_abstf2_tst,
31157 gen_spe_abstf2_cmp or gen_abstf2_internal depending on
31158 TARGET_E500_DOUBLE and flag_unsafe_math_optimizations.
31159 (movdi_internal32): Use rs6000_nonimmediate_operand.
31160 (unnamed splitter): Likewise.
31161 * config/rs6000/spe.md (CMPTFEQ_GPR, TSTTFEQ_GPR, CMPTFGT_GPR,
31162 TSTTFGT_GPR, CMPTFLT_GPR, TSTTFLT_GPR): New unspecs.
31163 (SPE64TF, DITI): New mode macros.
31164 (frob_df_di): Change to frob_<SPE64:mode>_<DITI:mode>; allow more
31167 (frob_<mode>_di_2): New.
31168 (frob_tf_di_8_2): New.
31169 (frob_di_df): Change to frob_di_<mode>; allow more modes.
31171 (frob_di_df_2): Change to frob_<DITI:mode>_<SPE64:mode>_2; allow
31173 (frob_ti_<mode>_8_2): New.
31174 (frob_ti_tf_2): New.
31175 (mov_si<mode>_e500_subreg0, mov_si<mode>_e500_subreg0_2,
31176 mov_si<mode>_e500_subreg4, mov_si<mode>_e500_subreg4_2): Allow
31178 (mov_sitf_e500_subreg8, mov_sitf_e500_subreg8_2,
31179 mov_sitf_e500_subreg12, mov_sitf_e500_subreg12_2): New.
31180 (spe_trunctfdf2_internal1, spe_trunctfsf2, spe_extenddftf2,
31181 spe_fix_trunctfsi2, spe_fix_trunctfsi2_internal,
31182 spe_negtf2_internal, spe_abstf2_cmp, spe_abstf2_tst): New.
31183 (cmptfeq_gpr, tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr,
31186 2007-01-23 Ian Lance Taylor <iant@google.com>
31188 * Makefile.in (OBJS-common): Reformat, alphabetize, but put
31190 (OBJS-archive): Reformat, alphabetize.
31191 (OBJS): Change out_object_file to OBJS-md.
31193 2007-01-23 Uros Bizjak <ubizjak@gmail.com>
31195 * config/i386/i386.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
31196 JUMP_P and CALL_P predicates where applicable.
31197 * config/i386/i386.c: Ditto.
31198 * config/i386/i386.md: Ditto.
31199 * config/i386/mmx.md: Ditto.
31200 * config/i386/predicates.md: Ditto.
31202 2007-01-22 Andreas Schwab <schwab@suse.de>
31204 * config/m68k/m68k.h: Fix comment.
31206 2007-01-22 Jan Hubicka <jh@suse.cz>
31208 * passes.c (init_optimization_passes): Do not rerun
31209 pass_early_warn_uninitialized.
31211 2007-01-22 Richard Guenther <rguenther@suse.de>
31213 PR tree-optimization/30038
31214 * tree-ssa-math-opts.c (maybe_record_sincos): New static helper
31216 (execute_cse_sincos_1): Likewise.
31217 (execute_cse_sincos): Likewise.
31218 (gate_cse_sincos): Likewise.
31219 (pass_cse_sincos): New pass CSEing sin() and cos() calls using
31220 the cexpi() canonicalization of sincos().
31221 * tree-pass.h (pass_cse_sincos): Declare.
31222 * passes.c (init_optimization_passes): New pass pas_cse_sincos.
31224 2007-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
31226 PR rtl-optimization/29329
31227 * combine.c (replaced_rhs_insn): Rename to i2mod.
31228 (replaced_rhs_value): Rename to i2mod_new_rhs.
31229 (i2mod_old_rhs): New global variable.
31230 (combine_instructions): Adjust for above change. Save a copy of
31231 the old RHS into i2mod_old_rhs when the contents of a REG_EQUAL
31232 note are substituted in the second instruction.
31233 (distribute_notes) <REG_DEAD>: Adjust for above change. Do not
31234 ditch the note if it pertains to the second eliminated register
31235 and this register is mentioned in i2mod_old_rhs.
31238 2006-09-12 Eric Botcazou <ebotcazou@libertysurf.fr>
31240 * combine.c (distribute_notes) <REG_DEAD>: Do not consider SETs past
31241 the insn to which the note was originally attached.
31243 2007-01-21 Jan Hubicka <jh@suse.cz>
31245 * ipa-inline.c (inlining_mode): Comment, move up.
31246 (cgraph_decide_inlining_incrementally): Do not perform inlining
31247 itself; fix handling of flattening of self recursive functions.
31248 (cgraph_find_cycles): Remove.
31249 (cgraph_flatten_node): Remove.
31250 (cgraph_decide_inlining): Use incremental inliner to handle flattening.
31251 (try_inline): New function.
31252 (cgraph_early_inlining): Update call of
31253 cgraph_decide_inlining_incrementally. Apply inlining here.
31254 (apply_inline): Update call of cgraph_decide_inlining_incrementally.
31256 2007-01-21 Dirk Mueller <dmueller@suse.de>
31259 * tree-vrp.c (check_array_bounds): do not warn
31260 about ADDR_EXPR's of ARRAY_REF's which are immediately
31261 used in binary expressions.
31263 2007-01-21 Ira Rosen <irar@il.ibm.com>
31265 * tree-vectorizer.h (struct _stmt_vec_info): Add new field
31266 read_write_dep and macros for its access.
31267 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
31268 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Remove
31269 argument, call vect_check_interleaving for every independent pair of
31270 data-refs. Mark loads that access the same memory location as a store
31272 (vect_check_dependences): Remove.
31273 (vect_analyze_data_ref_dependences): Remove vect_check_dependences
31274 call, fix the call to vect_analyze_data_ref_dependence.
31275 (vect_analyze_data_ref_access): For statements that access the same
31276 data-ref, check that they are not stores; for loads, check that there
31277 is no store that access the same location.
31279 2007-01-20 Roger Sayle <roger@eyesopen.com>
31280 Joseph Myers <joseph@codesourcery.com>
31282 * doc/invoke.texi (-fdump-rtl-combine): Fix under/overfull hbox.
31283 (-fdump-rtl-stack): Likewise.
31284 (-fno-signed-zeros): Use @minus{} for a minus sign. Correct typo.
31285 (-mcheck-zero-division, -mcpu): Fix under/overfull hbox.
31286 (-mpt-fixed): Use @minus{} for minus sign.
31287 (Using Precompiled Headers): Fix under/overfull hbox.
31289 2007-01-20 Jan Hubicka <jh@suse.cz>
31291 * tree-flow.h (struct stmt_ann_d): Move references_memory to proper
31292 place within annotation.
31294 2007-01-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
31296 * pa.c (output_move_double): Change array size of xoperands to 4.
31298 2007-01-20 Jan Hubicka <jh@suse.cz>
31300 * tree-tailcall.c (adjust_return_value): Do not use RESULT_DECL
31303 2007-01-19 Ian Lance Taylor <iant@google.com>
31305 * expmed.c (expand_divmod) [TRUNC_MOD_EXPR, TRUNC_DIV_EXPR]: Cast
31306 constant to unsigned HOST_WIDE_INT before negating.
31308 2007-01-19 Ian Lance Taylor <iant@google.com>
31310 * tree-ssa-operands.h (struct vuse_vec_d): Change num_vuse field
31312 (VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Use unsigned comparison.
31313 (VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
31314 (SET_VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Likewise.
31315 (SET_VUSE_ELEMENT_VAR) [ENABLE_CHECKING]: Likewise.
31316 (SET_VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
31317 (realloc_vdef, realloc_vuse): Change second parameter to
31319 (ssa_operand_iterator_d): Change vuse_index and mayuse_index
31320 fields to unsigned.
31321 * tree-ssa-operands.c (realloc_vop): Change num_elem parameter to
31322 unsigned. Change x and lim locals to unsigned.
31323 (realloc_vdef, realloc_vuse): Change num_elem parameter to
31325 (finalize_ssa_vuse_ops): Change old_i local to unsigned.
31326 (copy_virtual_operands): Change i and n locals to unsigned.
31328 2007-01-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
31330 PR middle-end/29335
31331 * builtins.c (fold_builtin_1): Handle builtin fdim.
31333 2007-01-20 Jan Hubicka <jh@suse.cz>
31335 * tree-ssa.c (init_tree_ssa): Do not call init_alias_heapvars.
31336 * tree-ssa-structalias.c (compute_points_to_sets): Do call
31337 init_alias_heapvars.
31338 (init_alias_heapvars): Initialize only when not already initialized.
31339 (delete_alias_heapvars): Set heapvar_for_stmt to NULL.
31341 2007-01-19 Roger Sayle <roger@eyesopen.com>
31343 * common.opt (fsigned-zeros): New command line option.
31344 * flags.h (HONOR_SIGNED_ZEROS): Control via flag_signed_zeros instead
31345 of flag_unsafe_math_optimizations.
31346 * opts.c (set_fast_math_flags): The -ffast-math command line option
31347 implies -fno-signed-zeros.
31348 (fast_math_flags_set_p): Likewise.
31350 * doc/invoke.texi: Document new -fno-signed-zeros option, and update
31351 the documentation of -ffast-math appropriately. Wrap long lines.
31353 2007-01-19 Steve Ellcey <sje@cup.hp.com>
31355 * system.h (ASM_MAKE_LABEL_LINKONCE): Poison.
31356 * varasm.c (globalize_decl): Remove ASM_MAKE_LABEL_LINKONCE ifdef.
31358 2007-01-19 Tomas Bily <tbily@suse.cz>
31360 * cgraphunit.c (cgraph_finalize_function): Updating of pid
31362 (tree_init_ic_make_global_vars): New function
31363 (tree_init_edge_profiler): call of tree_init_ic_make_global_vars
31364 (tree_gen_ic_profiler): New function
31365 (tree_gen_ic_func_profiler): New function
31366 (tree_profiling): Added calling of tree_gen_ic_func_profiler
31367 (tree_profile_hooks): Added hook for indirec/virtual calls
31368 * value-prof.c (tree_find_values_to_profile): New case for
31370 (tree_values_to_profile): Call for determining indirect/virtual
31372 (tree_indirect_call_to_profile): New function
31373 (tree_ic_transform): New function
31374 (tree_ic): New function
31375 (find_func_by_pid): New function
31376 (init_pid_map): New function
31377 (tree_value_profile_transformations): Added check for
31378 indirect/virtual call transformation
31379 * value-prof.h (enum hist_type): New counter type for
31380 indirect/virtual calls
31381 (profile_hooks): Added new hook for profiling indirect/virtual
31383 * profile.c (instrument_values): New case for indirect/virtual
31385 * gcov-io.h (GCOV_LAST_VALUE_COUNTER): Changed to 6
31386 (GCOV_COUNTER_V_INDIR): New counter type
31387 (GCOV_COUNTER_NAMES): New name of counter "indirect" added
31388 (GCOV_MERGE_FUNCTIONS): New merge function for indirect/virtual
31390 * cgraph.c: Definition of cgraph_max_pid
31391 (cgraph_create_node): Default init of pid attribute
31392 * cgraph.h: Declaration of cgraph_max_pid
31393 (struct cgraph_node): Added pid attribute
31394 * libgcov.c (__gcov_indirect_call_profiler): New function
31395 (__gcov_one_value_profiler_body): New function
31396 (__gcov_one_value_profiler): Body was moved to
31397 __gcov_one_value_profiler_body and calls it
31399 2007-01-19 Basile Starynkevitch <basile@starynkevitch.net>
31401 * doc/gty.texi (Options): Document the mark_hook option to GTY.
31402 * gengtype.c (write_types_data, write_func_for_structure,
31403 write_types, ggc_wtd, pch_wtd): Add skip_hooks to
31404 write_types_data, ggc_wtd, pch_wtd for processing mark_hook.
31405 (walk_type, write_func_for_structure): Generate the mark_hook if
31408 2007-01-19 Jan Hubicka <jh@suse.cz>
31410 * ipa-inline.c (cgraph_decide_inlining_incrementally): Instead of
31411 'early' argument take inlining mode argument specifying whether to
31412 inline for size/speeed or all functions; add support for flattening;
31414 (cgraph_early_inlining): Update call of decide_inlining_incrementally.
31416 2007-01-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
31419 * toplev.c (warn_deprecated_use): Use %qD instead of %qs to print
31420 the name of the declared identifier.
31422 2007-01-19 Dirk Mueller <dmueller@suse.de>
31424 * config/i386.h (CONDITIONAL_REGISTER_USAGE): Store
31425 result of PIC_OFFSET_TABLE_REGNUM in temporary variable to avoid
31426 duplicate evaluation.
31428 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
31430 * config/i386/i386.md (acos<mode>2): Rename from acossf2 and acosdf2.
31431 Macroize expander using X87MODEF12 mode macro. Extend operand 1
31432 to XFMode, use acosxf2 and truncate result to requested mode.
31433 Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
31434 (asin<mode>2): Similarly, with asin expanders.
31435 (*fscalexf4_i387): Rename from *fscalexf4.
31436 (expNcorexf3): New expander.
31437 (expxf2, exp10xf2, exp2xf2): Use expNcorexf3 expander.
31438 (exp<mode>2): Rename from expsf2 and expdf2. Macroize expander using
31439 X87MODEF12 mode macro. Extend operand 1 to XFMode, use expxf2 and
31440 truncate result to requested mode. Use SSE_FLOAT_MODE_P to disable
31441 patterns for SSE math.
31442 (exp10<mode>2): Similarly, with exp10 expanders.
31443 (exp2<mode>2): Similarly, with exp2 expanders.
31444 (expm1<mode>2): Similarly, with expm1 expanders.
31445 (ldexp<mode>3): Similarly, with ldexp expanders.
31446 (log<mode>2, log10<mode>2, log2<mode>2, log1p<mode>2, logb<mode>2):
31447 Use gen_truncxf<mode>2_i387_noop to truncate result.
31449 2007-01-19 Richard Sandiford <richard@codesourcery.com>
31451 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Define to 32
31452 for ColdFire targets.
31454 2007-01-19 Nathan Sidwell <nathan@codesourcery.com>
31455 Richard Sandiford <richard@codesourcery.com>
31457 * config/m68k/m68k.h (M68K_STATIC_CHAIN_REG_NAME): New macro.
31458 (INITIALIZE_TRAMPOLINE): Use STATIC_CHAIN_REGNUM.
31459 (__transfer_from_trampoline): Use M68K_STATIC_CHAIN_REG_NAME.
31460 * config/m68k/m68kelf.h (STATIC_CHAIN_REGNUM): Override.
31461 (M68K_STATIC_CHAIN_REG_NAME): Likewise.
31462 * config/m68k/netbsd-elf.h (M68K_STATIC_CHAIN_REG_NAME): Likewise.
31464 2007-01-19 Richard Sandiford <richard@codesourcery.com>
31466 * config/m68k/m68k.md (adddi_dilshr32): Rename to...
31467 (*adddi_dilshr32): ...this. Fix formatting. Remove commented-out
31468 non-canonical pattern. Restrict to !TARGET_COLDFIRE.
31469 (*adddi_dilshr32_cf): New pattern.
31470 (adddi3, subdi3): Remove first alternatives.
31472 2007-01-19 Richard Sandiford <richard@codesourcery.com>
31474 * config/m68k/m68k.c (notice_update_cc): If an SFmode move is
31475 implemented using move.l, do not use its cc result for floating-point
31478 2007-01-19 Richard Sandiford <richard@codesourcery.com>
31480 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Stop the 'T' constraint
31481 from accepting 's' constraints if flag_pic.
31483 2007-01-19 Richard Sandiford <richard@codesourcery.com>
31485 * config/m68k/m68k.md (bordered, bunordered, buneq, bunge, bungt)
31486 (bunle, bunlt, bltgt, bordered_rev, bunordered_rev, buneq_rev)
31487 (bunge_rev, bungt_rev, bunle_rev, bunlt_rev, bltgt_rev): Change
31488 condition from TARGET_68881 to TARGET_HARD_FLOAT.
31490 2007-01-19 Sandra Loosemore <sandra@codesourcery.com>
31492 * longlong.h (count_leading_zeros, COUNT_LEADING_ZEROS_0): Add
31493 ColdFire alternatives.
31494 * config/m68k/m68k.h (CLZ_DEFINED_VALUE_AT_ZERO): New macro.
31495 * config/m68k/m68k.md (clzsi2): Define for ColdFire
31496 architectures that support ff1 instruction.
31498 2007-01-19 Richard Sandiford <richard@codesourcery.com>
31499 Julian Brown <julian@codesourcery.com>
31501 * config/m68k/m68k.h (CONST_OK_FOR_LETTER_P): Add an 'R' case.
31502 * config/m68k/m68k.md (*movsi_cfv4): Fold into...
31503 (*movsi_cf): ...here. Remove unnecessary 'R' from 'Rg'.
31506 2007-01-19 Richard Sandiford <richard@codesourcery.com>
31508 * config/m68k/m68k-protos.h (valid_mov3q_const): Take a HOST_WIDE_INT
31510 (output_move_const_into_data_reg, output_move_simode_const): Delete.
31511 * config/m68k/m68k.c (const_method, const_int_cost): Take a
31512 HOST_WIDE_INT instead of an rtx.
31513 (m68k_rtx_costs): Update call accordingly.
31514 (output_move_const_into_data_reg): Likewise. Fix formatting.
31515 (valid_mov3q_const): Take a HOST_WIDE_INT instead of an rtx.
31517 (output_move_simode_const): Update calls after above changes.
31518 Rework to use automatic variables and predicates like MEM_P.
31519 * config/m68k/m68k.md (pushexthisi_const): Update call to
31522 2007-01-19 Dirk Mueller <dmueller@suse.de>
31524 * tree-ssa-alias.c (perform_var_substitution): Fix typo
31525 in dump_flags test.
31527 2007-01-19 Richard Guenther <rguenther@suse.de>
31529 * builtins.c (expand_builtin_cexpi): Fall back to expanding
31530 via cexp in case sincos is not available.
31532 2007-01-19 Richard Guenther <rguenther@suse.de>
31534 * doc/tm.texi (TARGET_HAS_SINCOS): Document new target macro.
31535 * defaults.h (TARGET_HAS_SINCOS): Default to off.
31536 * config/linux.h (TARGET_HAS_SINCOS): Set to on if we have glibc.
31537 * config/alpha/linux.h (TARGET_HAS_SINCOS): Likewise.
31538 * config/sparc/linux.h (TARGET_HAS_SINCOS): Likewise.
31539 * config/sparc/linux64.h (TARGET_HAS_SINCOS): Likewise.
31540 * config/rs6000/linux.h (TARGET_HAS_SINCOS): Likewise.
31541 * config/rs6000/linux64.h (TARGET_HAS_SINCOS): Likewise.
31543 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
31545 * config/i386/i386.md (*fpatanxf3_i387, fpatan_extend<mode>xf3_i387):
31547 (atan2sf3_1, atan2df3_1, atan2xf3_1): Remove insn patterns.
31548 (atan2xf3): Directly generate RTL pattern.
31549 (atan2<mode>3): Rename from atan2sf3 and atan2df3 and macroize insn
31550 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
31551 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
31552 disable patterns for SSE math.
31553 (atan<mode>2): Rename from atansf2 and atandf2 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.
31558 2007-01-19 Alexandre Oliva <aoliva@redhat.com>
31560 * libgcc-std.ver: Fix typo in %inherit for GCC_4.3.0.
31562 2007-01-18 Roger Sayle <roger@eyesopen.com>
31564 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Optimize away a
31565 VIEW_CONVERT_EXPR to the same type as it's operand.
31567 2007-01-18 David Edelsohn <edelsohn@gnu.org>
31569 * config/rs6000/darwin-ldouble.c: Only build _SOFT_FLOAT if
31570 configured for long double 128.
31572 2007-01-18 Mike Stump <mrs@apple.com>
31574 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Fix build
31577 2007-01-18 Michael Meissner <michael.meissner@amd.com>
31579 * config/i386/i386.c (ix86_compute_frame_layout): Make fprintf's
31580 in #if 0 code type correct.
31582 2007-01-18 Jan Hubicka <jh@suse.cz>
31584 * tree-ssa-operands.c (vop_free_bucket_size): Never return value
31585 greater than NUM_VOP_FREE_BUCKETS.
31587 2007-01-18 Daniel Berlin <dberlin@dberlin.org>
31589 * tree-ssa-structalias.c: Update comments.
31590 (ptabitmap_obstack): Removed.
31591 (pta_obstack): New.
31592 (oldpta_obstack): Ditto.
31593 (stats): Add a few members.
31594 (struct variable_info): Remove node, complex, address_taken, and
31595 indirect_target members. Add oldsolution member.
31596 (new_var_info): Do not initialize removed members.
31597 (constraint_expr_type): Remove INCLUDES.
31598 (constraint_graph): Add size, implicit_preds, rep,
31599 indirect_cycles, eq_rep, label, direct_nodes, and complex members.
31600 (FIRST_REF_NODE): New macro.
31601 (LAST_REF_NODE): Ditto.
31602 (FIRST_ADDR_NODE): Ditto.
31603 (find): New function.
31605 (dump_constraint): Do not handle INCLUDES.
31606 (insert_into_complex): Do not insert duplicate constraints.
31607 (condense_varmap_nodes): Renamed and rewritten into ...
31608 (merge_node_constraints): This. Also fix bug in handling of
31609 offseted copy constraints.
31610 (clear_edges_for_node): No longer need to deal with preds at all,
31611 or removing associated preds/succs.
31612 (merge_graph_nodes): Deal with indirect_cycles.
31613 Don't deal with predecessors.
31614 (add_implicit_graph_edge): New function.
31615 (add_pred_graph_edge): Ditto.
31616 (add_graph_edge): Don't deal with predecessors.
31617 (build_constraint_graph): Removed.
31618 (build_pred_graph): New function.
31619 (build_succ_graph): Ditto.
31620 (struct scc_info): Removed in_component. Added roots, dfs, and
31621 node_mapping. Remove visited_index, unification_queue.
31622 (scc_visit): Deal with union-find we do now.
31623 Deal with cycles with REF nodes.
31624 (collapse_nodes): Renamed and rewritten to ...
31625 (unify_nodes): This.
31626 (process_unification_queue): Removed.
31627 (topo_visit): Cleanup
31628 (do_da_constraint): Use find.
31629 (do_sd_constraint): Ditto.
31630 (do_ds_constraint): Ditto.
31631 (do_complex_constraint): Ditto.
31632 (init_scc_info): Update for removed and added members.
31633 (find_and_collapse_graph_cycles): Renamed and rewritten into ...
31634 (find_indirect_cycles): This.
31635 (equivalence_class): New variable.
31636 (label_visit): New function.
31637 (perform_variable_substitution): Rewritten.
31638 (free_var_substitution_info): New function.
31639 (find_equivalent_node): Ditto.
31640 (move_complex_constraints): Ditto.
31641 (eliminate_indirect_cycles): Ditto.
31642 (solve_graph): Only propagate changed bits.
31643 Use indirect cycle elimination.
31645 (tree_id_t): Rename to tree_vi_t, delete id member, add vi member.
31646 (tree_id_eq): Renamed to ...
31647 (tree_vi_eq): This. Update for member change
31648 (insert_id_for_tree): Renamed and rewritten to ...
31649 (insert_vi_for_tree): This.
31650 (lookup_id_for_tree): Renamed and rewritten to ...
31651 (lookup_vi_for_tree): This.
31652 (get_id_for_tree): Renamed and rewritten to ...
31653 (get_vi_for_tree): Ditto.
31654 (get_constraint_exp_from_ssa_var): Update to use get_vi_for_tree.
31655 (process_constraint): Don't handle INCLUDES.
31656 Remove special ADDRESSOF case.
31657 (find_func_aliases): Rewrite to use vi functions instead of id
31659 (create_function_info_for): Ditto.
31660 (create_variable_info_for): Ditto.
31661 (intra_create_variable_infos): Ditto.
31662 (merge_smts_into): Ditto.
31663 (find_what_p_points_to): Ditto.
31664 (init_base_vars): Ditto.
31665 (init_alias_vars): Ditto.
31666 (remove_preds_and_fake_succs): New function.
31667 (dump_sa_points_to_info): Dump new stats.
31668 (dump_solution_for_var): Use find.
31669 (set_used_smts): Fix formatting.
31670 (compute_points_to_sets): Updated for new functions.
31671 (ipa_pta_execute): Ditto.
31673 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
31674 Richard Sandiford <richard@codesourcery.com>
31676 * doc/tm.texi (TARGET_FUNCTION_VALUE): Expand documentation of
31678 * calls.c (expand_call): If the return value is a PARALLEL,
31679 extract its first member.
31680 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Remove.
31681 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
31682 use FUNCTION_EXTRA_EPILOGUE.
31683 (m68k_function_value): Return a PARALLEL if the return value
31684 is of a pointer type.
31685 * config/m68k/netbsd-elf.h (current_function_returns_pointer)
31686 (FUNCTION_EXTRA_EPILOGUE): Remove.
31687 * config/m68k/m68k.md (D0_REG): New constant.
31689 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
31691 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
31692 output a NOP for empty epilogues.
31694 2007-01-18 Richard Sandiford <richard@codesourcery.com>
31696 * config/m68k/m68k.c (m68k_use_return_insn): Update comments
31697 before function. Extend register save check to include all
31698 registers, not just integer ones.
31700 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
31702 * config/m68k/m68k-protos.h (use_return_insn): Rename to...
31703 (m68k_use_return_insn): ...this.
31704 * config/m68k/m68k.h (USE_RETURN_INSN): Delete.
31705 * config/m68k/m68k.c (use_return_insn): Rename to...
31706 (m68k_use_return_insn): ...this.
31707 * config/m68k/m68k.md (return): Use m68k_use_return_insn instead
31708 of USE_RETURN_INSN.
31710 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
31712 * config/m68k/fpgnulib.c (__truncdfsf2): Implement round to
31713 nearest even, fix denormal rounding overflow.
31715 2007-01-18 Richard Sandiford <richard@codesourcery.com>
31717 * config/m68k/m68k.md (movsf_cf_hard): Use fsmove instead of
31718 f%$smove and f%$move.
31719 (movdf_cf_hard): Use fdmove for cases 0 and 3 and fmove for case 1.
31720 (extendsfdf2_cf): Use fdmove instead of f%&move.
31721 (truncdfsf2_cf): Use fsmove instead of f%$smove.
31722 (add<mode>3_cf, sub<mode>3_cf): Use <FP:prec> instead of <FP:round>.
31724 2007-01-18 Richard Sandiford <richard@codesourcery.com>
31726 * config/m68k/m68k.md (movdf_cf_hard): Use output_move_double for
31729 2007-01-18 Richard Sandiford <richard@codesourcery.com>
31731 * real.h (real_format): Add a canonical_nan_lsbs_set field.
31732 (coldfire_single_format): Declare.
31733 (coldfire_double_format): Likewise.
31734 * real.c (encode_ieee_single): Use canonical_nan_lsbs_set instead
31735 of qnan_msb_set to determine the lower bits of a canonical
31737 (encode_ieee_double): Likewise.
31738 (encode_ieee_quad): Likewise.
31739 (ieee_single_format): Initialize canonical_nan_lsbs_set.
31740 (mips_single_format): Likewise.
31741 (ieee_double_format): Likewise.
31742 (mips_double_format): Likewise.
31743 (ieee_extended_motorola_format): Likewise.
31744 (ieee_extended_intel_96_format): Likewise.
31745 (ieee_extended_intel_128_format): Likewise.
31746 (ieee_extended_intel_96_round_53_format): Likewise.
31747 (ibm_extended_format): Likewise.
31748 (mips_extended_format): Likewise.
31749 (ieee_quad_format): Likewise.
31750 (mips_quad_format): Likewise.
31751 (vax_f_format): Likewise.
31752 (vax_d_format): Likewise.
31753 (vax_g_format): Likewise.
31754 (i370_single_format): Likewise.
31755 (i370_double_format): Likewise.
31756 (decimal_single_format): Likewise.
31757 (decimal_double_format): Likewise.
31758 (decimal_quad_format): Likewise.
31759 (c4x_single_format): Likewise.
31760 (c4x_extended_format): Likewise.
31761 (real_internal_format): Likewise.
31762 (coldfire_single_format): New real_format.
31763 (coldfire_double_format): Likewise.
31764 * config/pdp11/pdp11.c (pdp11_f_format): Initialize
31765 canonical_nan_lsbs_set.
31766 (pdp11_d_format): Likewise.
31767 * config/m68k/m68k.c (override_options): Override REAL_FORMAT_MODE
31768 if TARGET_COLDFIRE_CPU.
31770 2007-01-18 Richard Sandiford <richard@codesourcery.com>
31772 * config/m68k/m68k-protos.h (m68k_output_pic_call): Delete.
31773 (output_call, m68k_legitimize_call_address): Declare.
31774 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Remove unnecessary
31775 parenthesees. Add support for a 'W' constraint.
31776 (LEGITIMATE_PIC_OPERAND_P): Remove SYMBOL_REF_FLAG handling.
31777 (PRINT_OPERAND_PUNCT_VALID_P): Remove comment about 'o'.
31778 (m68k_symbolic_call, m68k_symbolic_jump): Declare.
31779 * config/m68k/m68k.c (m68k_symbolic_call, m68k_symbolic_jump): New
31781 (override_options): Initialize them. Do not set flag_no_function_cse
31782 for TARGET_ID_SHARED_LIBRARY.
31783 (m68k_output_pic_call): Delete.
31784 (m68k_legitimize_call_address): New function.
31785 (print_operand): Remove the %o prefix. Handle the %p prefix.
31786 (output_call): New function.
31787 (m68k_output_mi_thunk): Use m68k_symbolic_jump. Always load the
31788 target address from the GOT if symbolic jumps are not allowed.
31789 * config/m68k/m68k.md (call, general_operand): Do not set
31790 SYMBOL_REF_FLAG. Use m68k_legitimize_call_address instead.
31791 Merge separate flag_pic and !flag_pic define_insns into...
31792 (*call, *call_value): ...these new patterns. Match the address
31793 rather than the containing MEM and require it to be a call_operand.
31794 Use output_call to generate the asm template.
31795 * config/m68k/predicates.md (const_call_operand): New predicate.
31796 (call_operand): Likewise.
31798 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
31800 * config/m68k/m68k.h (REGISTER_MOVE_COST): Simplify definition.
31801 (STACK_GROWS_DOWNWARD): Define to 1.
31802 (FUNCTION_VALUE, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Equivocate
31803 comments, emphasizing that these values are only defaults.
31804 * config/m68k/linux.h (LINK_SPEC): Fix formatting in #undef.
31805 * config/m68k/m68k.c (const_method): Remove trailing whitespace.
31807 2007-01-18 Richard Sandiford <richard@codesourcery.com>
31809 * config/m68k/m68k.md (cmpsi): Remove outdated flag_pic handling.
31811 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
31812 Richard Sandiford <richard@codesourcery.com>
31814 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P)
31815 (FP_REGNO_P): New macros.
31816 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P, REGNO_OK_FOR_DATA_P)
31817 (REGNO_OK_FOR_FP_P, REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Use them.
31818 (EH_RETURN_STACKADJ_RTX): Use A0_REG.
31819 * config/m68k/m68k.c (m68k_regno_mode_ok): Use the new REGNO macros.
31821 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
31823 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
31824 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-rtems*): Add t-floatlib
31826 * config/m68k/t-floatlib: New file, extracting common code from...
31827 * config/m68k/t-m68kbare, config/m68k/t-m68kelf,
31828 * config/m68k/t-uclinux: Here.
31829 * config/m68k/fpgnulib.c: Do not compile extendeed precision
31830 routines on ColdFire targets.
31832 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
31834 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
31835 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*)
31836 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-linux*)
31837 (m68k-*-rtems*): Use tm_file rather than m68k/m68k.h and
31838 explicitly set MOTOROLA to 1.
31839 * config/m68k/m68k.h (MOTOROLA): Simplify definition accordingly.
31841 2007-01-18 Richard Sandiford <richard@codesourcery.com>
31842 Nathan Sidwell <nathan@codesourcery.com>
31844 * config/m68k/m68k.h (PCC_STATIC_STRUCT_RETURN): Delete.
31845 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Add MOTOROLA cases.
31846 * config/m68k/coff.h (REGISTER_PREFIX_MD): Delete.
31847 * config/m68k/m68020-elf.h (LIB_SPEC): Delete.
31848 * config/m68k/m68k-none.h (CC1_SPEC, CPP_SUBTARGET_SPEC): Delete.
31849 * config/m68k/m68kelf.h (IMMEDIATE_PREFIX, REGISTER_PREFIX_MD)
31850 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Delete.
31851 (NO_DOLLAR_IN_LABEL, PCC_STATIC_STRUCT_RETURN): Don't undefine.
31852 (BSS_ASM_OP, ASM_OUTPUT_SKIP, ASM_OUTPUT_ASCII): Delete.
31853 * config/m68k/m68kemb.h (PCC_STATIC_STRUCT_RETURN): Don't undefine.
31854 * config/m68k/linux.h (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE)
31855 (WCHAR_TYPE_SIZE, TARGET_OBJFMT_CPP_BUILTINS): Delete.
31856 (TARGET_OS_CPP_BUILTINS): Don't define mc68000 and mc68020 here.
31857 (DBX_REGISTER_NUMBER): Delete.
31858 * config/m68k/netbsd-elf.h (IMMEDIATE_PREFIX): Delete.
31859 (PCC_STATIC_STRUCT_RETURN): Don't undefine.
31860 * config/m68k/openbsd.h (PCC_STATIC_STRUCT_RETURN): Define.
31862 2007-01-18 Richard Sandiford <richard@codesourcery.com>
31864 * config.gcc (m68k-*-uclinux*): Add flat.h to $tm_file.
31865 * config/flat.h: New file.
31866 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define if
31867 OBJECT_FORMAT_FLAT.
31868 * config/m68k/m68k.h (ASM_PREFERRED_EH_DATA_FORMAT): Do not use
31869 indirect references for -msep-data or -mid-shared-library.
31870 Do not use PC-relative code addresses either.
31871 * config/m68k/m68k.c (override_options): Restrict -fPIC error
31873 * config/m68k/uclinux.h (STARTFILE_SPEC): Define. Use Scrt1.o
31874 for shared libraries and crt1.o for executables. Use crti.o and
31876 (ENDFILE_SPEC): Use crtend.o and crtn.o.
31877 (LIB_SPEC): Suppress -Rlibc.gdb if -static-libc is given.
31878 Do not add -elf2flt or -shared-lib-id options here.
31879 (LINK_SPEC): Define. Pass -elf2flt if no -elf2flt option is given.
31880 Pass -shared-lib-id if -mid-shared-library, taking the library
31881 identifier from -mshared-library-id if given, otherwise
31883 (EH_FRAME_IN_DATA_SECTION): Do not undefine.
31884 (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Likewise.
31885 (TARGET_OS_CPP_BUILTINS): Define __GXX_MERGED_TYPEINFO_NAMES=0
31886 and __GXX_TYPEINFO_EQUALITY_INLINE=0 if -mid-shared-library.
31887 (DRIVER_SELF_SPECS): Map unadorned PIC options to -msep-data.
31888 * config/m68k/t-uclinux (EXTRA_MULTILIB_PARTS): Add crtbegin.o
31890 * config/m68k/lb1sf68.asm (PICCALL): Use an lea and pc-relative
31891 jump sequence for ISA A and ISA A+.
31892 (PICJUMP): Likewise.
31894 2007-01-18 Richard Sandiford <richard@codesourcery.com>
31896 * config.gcc (m68k-*-uclinux*): Base the port on the common
31897 and m68k GNU/Linux files rather than on the generic ELF ones.
31898 * config/m68k/uclinux.h (TARGET_VERSION): Override.
31899 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
31901 2007-01-18 Julian Brown <julian@codesourcery.com>
31902 Richard Sandiford <richard@codesourcery.com>
31904 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Make 64-bit on ColdFire.
31905 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
31906 * config/m68k/netbsd-elf.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Undefine
31908 * config/m68k/uclinux-oldabi.h (LONG_DOUBLE_TYPE_SIZE): Redefine to
31909 80 unconditionally.
31910 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
31912 2007-01-18 Richard Sandiford <richard@codesourcery.com>
31914 * doc/install.texi: Document m68k-uclinuxoldabi.
31915 * config.gcc (m68k-*-uclinuxoldabi): New configuration.
31916 * config/m68k/uclinux-oldabi.h: New file, copied from
31917 config/m68k/uclinux.h.
31919 2007-01-18 Kaz Kojima <kkojima@rr.iij4u.or.jp>
31921 * config/m32r/m32r-protos.h (m32r_expand_epilogue): Declare it.
31922 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Use gen_frame_mem.
31923 (m32r_compute_frame_size): Use unsigned for regno.
31924 (m32r_reload_lr): Use gen_frame_mem.
31926 (m32r_output_function_epilogue): Don't output the function epilogue
31928 (m32r_expand_epilogue): New.
31929 (direct_return): Return false if the function has the interrupt
31931 (m32r_hard_regno_rename_ok): Remove code for the textual epilogue.
31932 * config/m32r/m32r.md (epilogue): New expander.
31933 (return_lr, return_rte): New insns.
31934 (return): Make it expander.
31935 (return_normal): New expander.
31937 2007-01-18 Josh Conner <jconner@apple.com>
31940 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Add
31941 support for UNLE, UNLT, UNGE, and UNGT.
31943 2007-01-18 Jan Hubicka <jh@suse.cz>
31945 * tree-vrp.c (finalize_jump_threads): Do not call cleanup_cfg by hand.
31946 * tree-tailcall (add_virtual_phis): Likewise.
31947 (optimize_tail_call): Return TODOs.
31948 (execute_tail_calls): Return TODOs.
31949 * tree-ssa-ccp (execute_fold_all_builtins): Do cleanup_cfg via TODO.
31950 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Return if something
31952 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
31953 Cleanup cfg using TODO.
31954 * tree-flow.h (cleanup_tree_cfg_loop): Update prototype.
31955 * passes.c (execute_function_todo): When cleanup did something, remove
31957 * tree-cfg.c (pass_build_cfg): Add cleanup_cfg TODO.
31958 (make_edges): Don't cleanup_cfg.
31960 2007-01-18 Uros Bizjak <ubizjak@gmail.com>
31962 * reg-stack.c (subst_stack_regs_pat) [UNSPEC_SINCOS_COS,
31963 UNSPEC_XTRACT_FRACT]: Use generic code for instructions that
31964 operate on the top of stack.
31965 [UNSPEC_SINCOS_SIN, UNSPEC_XTRACT_EXP, UNSPEC_TAN]: Rewrite
31966 register handling of instructions that output to the second
31968 [UNSPEC_TAN_ONE, UNSPEC_TAN_TAN]: Remove.
31969 (move_for_stack_reg): Special-case check for dead destination
31970 stack slot for constant load of 1.0 inside UNSPEC_TAN.
31972 * config/i386/i386.md (UNSPEC_TAN): New constant.
31973 (UNSPEC_TAN_ONE, UNSPEC_TAN_TAN): Remove.
31974 (fptanxf4_i387, fptan_extend<mode>xf4_i387): New patterns
31975 to correctly model move of constant 1.0 to top stack slot.
31976 (*tandf3_1, *tansf3_1, *tanxf3_1): Remove insn patterns.
31977 (unnamed peephole2 pattern): Remove corresponding peephole2
31978 pattern that optimizes tan insn and loading of constant 1.0.
31979 (tanxf2): Use fptanxf4_i387.
31980 (tan<mode>2): Rename from tansf2 and tandf2 and macroize insn
31981 patterns using X87MODEF12 mode macro. Use fptan_extend<mode>xf4_i387
31982 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
31983 disable patterns for SSE math.
31984 (sincos<mode>3): Use truncxf<mode>2_i387_noop for truncation.
31985 (fyl2x_extend<mode>xf3_i387): Use X87MODEF12 for operand 1.
31987 2007-01-18 Dirk Mueller <dmueller@suse.de>
31988 Richard Guenther <rguenther@suse.de>
31991 * doc/invoke.texi (Warray-bounds): Document -Warray-bounds.
31992 * common.opt (Warray-bounds): Add new warning option.
31993 * c-opts.c (c_common_handle_option): Define -Warray-bounds
31995 * Makefile.in: make tree-vrp.o depend on toplev.h
31996 * tree-vrp.c (vrp_finalize): Call check_array_refs if -Warray-bounds
31998 (check_array_refs, check_array_bounds, check_array_ref): New.
32000 2007-01-18 Jan Hubicka <jh@suse.cz>
32002 * tree-ssa-ccp.c (ccp_finalize): Return if something changed.
32003 (execute_ssa_ccp): Return flags conditionally.
32004 * tree-ssa-propagate.c (substitue_and_fold): Return if something was
32006 * tree-ssa-propagate.h (substitute_and_fold): Update prototype.
32008 2007-01-18 Steven Bosscher <steven@gcc.gnu.org>
32010 * cfgcleanup.c (cleanup_cfg): Detect cfglayout mode and set
32011 the CLEANUP_CFGLAYOUT flag when in cfglayout mode.
32013 * Makefile.c (GTFILES): Add cfglayout.h.
32014 * gengtype.c (open_base_files): Likewise.
32015 * cfglayout.c (cfg_layout_function_footer,
32016 cfg_layout_function_header) Reindent to make gengtype happy.
32017 * cfglayout.h (cfg_layout_function_footer,
32018 cfg_layout_function_header): Add GTY(()) marker.
32020 * ifcvt.c (noce_try_sign_mask): Make sure INSN_B is non-null.
32022 2007-01-18 Ben Elliston <bje@au.ibm.com>
32024 * genautomata.c (write_automata): Include xstrerror output in the
32025 error message if writing the DFA description file fails.
32027 2007-01-17 H.J. Lu <hongjiu.lu@intel.com>
32029 * config/mips/mips-protos.h (mips_output_external): Make it
32031 * config/mips/iris.h (TARGET_ASM_EXTERNAL_LIBCALL): Removed.
32032 * config/mips/mips.c (irix_output_external_libcall): Likewise.
32033 (extern_list): Likewise.
32034 (extern_head): Likewise.
32035 (TARGET_ASM_FILE_END): Likewise.
32036 (mips_file_end): Likewise.
32037 (mips_output_external): Rewritten.
32039 2007-01-18 Ben Elliston <bje@au.ibm.com>
32041 * genpreds.c (write_insn_preds_c): Only write out the function
32042 body for regclass_for_constraint if we have register constraints.
32044 2007-01-17 Tom Tromey <tromey@redhat.com>
32046 * doc/sourcebuild.texi (libgcj Tests): Use sourceware.org.
32047 * doc/install.texi (Testing): Use sourceware.org.
32048 (Binaries): Likewise.
32049 (Specific): Likewise.
32050 * doc/contrib.texi (Contributors): Use sourceware.org.
32052 2007-01-17 Anatoly Sokolov <aesok@post.ru>
32054 * config/avr/avr.h (AVR_HAVE_LPMX): New macro.
32055 (AVR_ENHANCED): Rename to ...
32056 (AVR_HAVE_MUL): ... new.
32057 (avr_enhanced_p): Rename to ...
32058 (avr_have_mul_p): ... new.
32059 (TARGET_CPU_CPP_BUILTINS): Use 'avr_have_mul_p' instead of
32060 'avr_enhanced_p' for "__AVR_ENHANCED__". Define "__AVR_HAVE_MUL__".
32061 * config/avr/avr.c (avr_enhanced_p): Rename to ...
32062 (avr_have_mul_p): ... new.
32063 (base_arch_s): Rename 'enhanced' to 'have_mul'.
32064 (avr_override_options): Use 'avr_have_mul_p' and 'have_mul' instead of
32065 'avr_enhanced_p' and 'enhanced'.
32066 (ashlhi3_out, ashrhi3_out, lshrhi3_out, avr_rtx_costs): Use
32067 AVR_HAVE_MUL instead of AVR_ENHANCED.
32068 * avr.md (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
32069 (mulqi3, *mulqi3_enh, *mulqi3_call, mulqihi3, umulqihi3, mulhi3,
32070 *mulhi3_enh, *mulhi3_call, mulsi3, *mulsi3_call): Use AVR_HAVE_MUL
32071 instead of AVR_ENHANCED.
32072 (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
32073 * libgcc.S: Use __AVR_HAVE_MUL__ instead of __AVR_ENHANCED__.
32074 (__tablejump__): Use __AVR_HAVE_LPMX__ instead of __AVR_ENHANCED__.
32076 2007-01-17 Ian Lance Taylor <iant@google.com>
32078 * vec.h (VEC_reserve_exact): Define.
32079 (vec_gc_p_reserve_exact): Declare.
32080 (vec_gc_o_reserve_exact): Declare.
32081 (vec_heap_p_reserve_exact): Declare.
32082 (vec_heap_o_reserve_exact): Declare.
32083 (VEC_OP (T,A,reserve_exact)): New static inline function, three
32085 (VEC_OP (T,A,reserve)) [all versions]: Remove handling of
32086 negative parameter.
32087 (VEC_OP (T,A,alloc)) [all versions]: Call ...reserve_exact.
32088 (VEC_OP (T,A,copy)) [all versions]: Likewise.
32089 (VEC_OP (T,a,safe_grow)) [all versions]: Likewise.
32090 * vec.c (calculate_allocation): Add exact parameter. Change all
32092 (vec_gc_o_reserve_1): New static function, from vec_gc_o_reserve.
32093 (vec_gc_p_reserve, vec_gc_o_reserve): Call vec_gc_o_reserve_1.
32094 (vec_gc_p_reserve_exact, vec_gc_o_reserve_exact): New functions.
32095 (vec_heap_o_reserve_1): New static function, from vec_heap_o_reserve.
32096 (vec_heap_p_reserve, vec_heap_o_reserve): Call vec_heap_o_reserve_1.
32097 (vec_heap_p_reserve_exact): New function.
32098 (vec_heap_o_reserve_exact): New function.
32100 2007-01-17 Jan Hubicka <jh@suse.cz>
32102 * ipa-type-escape.c (look_for_casts): Revamp using handled_component_p.
32104 2007-01-17 Eric Christopher <echristo@apple.com>
32106 * config.gcc: Support core2 processor.
32108 2007-01-16 Jan Hubicka <jh@suse.cz>
32110 * tree-ssanames.c (release_dead_ssa_names): Instead of ggc_freeing
32111 the names, just unlink the chain so we don't crash on dangling
32115 2007-01-16 Jan Hubicka <jh@suse.cz>
32117 * cgraph.h (cgraph_decide_inlining_incrementally): Kill.
32118 * tree-pass.h: Reorder to make IPA passes appear toegher.
32119 (pass_early_inline, pass_inline_parameters, pass_apply_inline):
32121 * cgraphunit.c (cgraph_finalize_function): Do not compute inling
32122 parameters, do not call early inliner.
32123 * ipa-inline.c: Update comments. Include tree-flow.h
32124 (cgraph_decide_inlining): Do not compute inlining parameters.
32125 (cgraph_decide_inlining_incrementally): Return TODOs; assume to
32126 be called with function context set up.
32127 (pass_ipa_inline): Remove unreachable functions before pass.
32128 (cgraph_early_inlining): Simplify assuming to be called from the
32130 (pass_early_inline): New pass.
32131 (cgraph_gate_ipa_early_inlining): New gate.
32132 (pass_ipa_early_inline): Turn into simple wrapper.
32133 (compute_inline_parameters): New function.
32134 (gate_inline_passes): New gate.
32135 (pass_inline_parameters): New pass.
32136 (apply_inline): Move here from tree-optimize.c
32137 (pass_apply_inline): New pass.
32138 * ipa.c (cgraph_remove_unreachable_nodes): Verify cgraph after
32140 * tree-inline.c (optimize_inline_calls): Return TODOs rather than
32141 doing them by hand.
32142 (tree_function_versioning): Do not allocate dummy struct function.
32143 * tree-inline.h (optimize_inline_calls): Update prototype.
32144 * tree-optimize.c (execute_fixup_cfg): Export.
32145 (pass_fixup_cfg): Remove
32146 (tree_rest_of_compilation): Do not apply inlines.
32147 * tree-flow.h (execute_fixup_cfg): Declare.
32148 * Makefile.in (gt-passes.c): New.
32149 * passes.c: Include gt-passes.h
32150 (init_optimization_passes): New passes.
32151 (nnodes, order): New static vars.
32152 (do_per_function_toporder): New function.
32153 (execute_one_pass): Dump current pass here.
32154 (execute_ipa_pass_list): Don't dump current pass here.
32156 2007-01-16 Janis Johnson <janis187@us.ibm.com>
32158 * config/dfp-bit.c (dfp_compare_op): Return separate value for NaN.
32159 (DFP_NE, DFP_LE, DFP_GE): Return false for NaN.
32161 2007-01-16 David Edelsohn <edelsohn@gnu.org>
32163 * config/rs6000/darwin-ldouble.c: Build file for SOFT_FLOAT.
32164 (strong_alias): Define.
32165 (__gcc_qmul): Provide non-FMA for soft-float.
32166 (__gcc_qdiv): Same.
32171 (__gcc_qunord): New.
32181 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Initialize
32182 soft-float functions.
32183 * config/rs6000/libgcc-ppc-glibc.ver: Version soft-float symbols.
32184 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Do not warn
32185 about long double soft float.
32187 2007-01-16 Dorit Nuzman <dorit@il.ibm.com>
32188 Tehila Meyzels <tehila@il.ibm.com>
32190 * tree-vectorizer.h (is_pattern_stmt_p): New.
32191 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fix
32192 formatting (tabs instead of spaces). Cleanup and clarify setting
32193 of STMT_VINFO_VECTYPE. Call is_pattern_stmt_p.
32194 * tree-vect-transform.c (vect_get_vec_def_for_operand): Fix typo.
32195 (vectorizable_type_demotion): Check that types are integral.
32196 (vectorizable_type_promotion): Likewise.
32197 (vectorizable_store): Fix typo. Eliminate new-line at end of
32200 2007-01-16 Jan Hubicka <jh@suse.cz>
32202 * tree-ssanames.c (release_dead_ssa_names): Remove invalidated
32205 2007-01-15 Eric Christopher <echristo@apple.com>
32207 * ifcvt.c: Include vec.h, vecprim.h.
32208 (check_cond_move_block): New argument regs.
32209 Reorganize. Add registers used to regs.
32210 (cond_move_process_if_block): Use regs set above as
32213 2007-01-15 Eric Christopher <echristo@apple.com>
32215 * config/darwin.h: Update copyright.
32216 (TARGET_OPTION_TRANSLATE_TABLE): Add umbrella.
32217 (LINK_COMMAND_SPEC): Add -u.
32218 (LINK_SPEC): Fix umbrella for above.
32220 2007-01-15 Joseph S. Myers <joseph@codesourcery.com>
32222 * config/soft-fp/op-common.h, config/soft-fp/op-4.h: Update from
32225 2007-01-15 Tom Tromey <tromey@redhat.com>
32227 * doc/sourcebuild.texi (libgcj Tests): Don't mention jacks.
32228 * doc/install.texi (Testing): Don't mention jacks.
32229 (Configuration): Document --enable-java-maintainer-mode. Move
32230 --with-java-home to libgcj-specific section. Document
32232 (Prerequisites): Mention --enable-java-maintainer-mode, ecj1.
32234 2007-01-15 Jan Hubicka <jh@suse.cz>
32236 * tree-ssa-dce.c (DCE_TODOs): New.
32237 (propagate_necessity): Return if something changed.
32238 (eliminate_unnecessary_stmts): Likewise.
32239 (perform_tree_ssa_dce): Return TODO flags when needed.
32240 (pass_dce, pass_dce_loop, pass_cd_dce): Remove TODO flags.
32242 2007-01-15 Uros Bizjak <ubizjak@gmail.com>
32244 * config/i386/i386.md (fyl2xxf3_i387): Rename from fyl2x_xf3.
32245 (fyl2x_extend<mode>xf3_i387): New insn pattern.
32246 (log<mode>2): Rename from logsf2 and logdf2 and macroize insn
32247 patterns using X87MODEF12 mode macro. Extend operand 1
32248 to XFmode. Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
32249 (log10<mode>2): Ditto.
32250 (log2<mode>2): Ditto.
32251 (log1p<mode>2): Ditto.
32252 (logb<mode>2): Ditto.
32253 (fyl2xp1xf3_i387): Rename from fyl2xp1_xf3.
32254 (fyl2xp1_extend<mode>xf3_i387): New insn pattern.
32255 (*fxtractxf3_i387): Rename from *fxtractxf3.
32256 (fxtract_extend<mode>xf3_i387): New insn pattern.
32257 (ilogbsi2): Use match_dup 3, not match_operand:XF 3.
32258 * config/i386/i386.c (ix86_emit_i387_log1p): Use gen_fyl2xp1xf3_i387()
32259 and gen_fyl2xxf3_i387().
32261 2007-01-14 Zdenek Dvorak <dvorakz@suse.cz>
32263 * loop-unswitch.c (unswitch_loop): Do not call fix_loop_placement.
32264 * cfgloopmanip.c (fix_loop_placement): Made static. Use
32265 get_loop_exit_edges. Changed return type to bool.
32266 * cfgloop.h (fix_loop_placement): Declaration removed.
32268 2007-01-14 Dorit Nuzman <dorit@il.ibm.com>
32270 * param.h (MIN_VECT_LOOP_BOUND): New.
32271 * params.def (MIN_VECT_LOOP_BOUND): New.
32272 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Takes another
32273 argument - minimum threshold for number of iterations.
32274 * tree-vectorizer.h (slpeel_tree_peel_loop_to_edge): Add another
32275 argument to declaration.
32276 * tree-vect-analyze.c (vect_analyze_operations): Check value of
32277 MIN_VECT_LOOP_BOUND.
32278 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Call
32279 slpeel_tree_peel_loop_to_edge with additional argument.
32280 (vect_do_peeling_for_alignment): Likewise.
32281 * doc/invoke.texi (min-vect-loop-bound): Document new param option.
32283 2007-01-14 Uros Bizjak <ubizjak@gmail.com>
32286 * config/i386/i386.c (print_operand) ['z']: Output 'b' for
32287 operands of size 1.
32289 2007-01-14 Jan Hubicka <jh@suse.cz>
32291 * tree-dfa.c (remove_referenced_var): New function.
32292 * tree-ssa-live.c (remove_unused_locals): Walk referenced vars and
32293 prune referenced vars list too.
32294 * tree-flow.h (remove_referenced_var): Declare.
32296 2007-01-14 Jan Hubicka <jh@suse.cz>
32298 * tree-eh.c (add_stmt_to_eh_region_fn): Do not add call_exprs
32300 (remove_stmt_from_eh_region_fn): Do not remove call_exprs.
32301 (verify_eh_throw_stmt_node, verify_eh_throw_table_statements): Kill.
32302 * except.h (verify_eh_throw_table_statements): Kill prototype.
32303 * cfgexpand.c (expand_gimple_basic_block): Propagate Eh regions
32304 into call exrepssions.
32305 * tree-optimize.c (execute_free_cfg_annotatiosn): Do not call
32307 * tree-cfg.c: Include pointer-set.h.
32308 (verify_node_sharing): Work on pointer set.
32309 (verify_eh_throw_stmt_node): New.
32310 (verify_stmts): Use pointers sets, verify throw_stmt.
32312 2007-01-13 Zdenek Dvorak <dvorakz@suse.cz>
32314 * ipa-reference.c (analyze_function): Consider also addresses taken
32317 2007-01-12 Roger Sayle <roger@eyesopen.com>
32319 * c-typeck.c (null_pointer_constant_p): Replace use of
32320 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
32321 (build_c_cast): Likewise.
32323 2007-01-12 Roger Sayle <roger@eyesopen.com>
32325 * tree.h (force_fit_type_double): Remove unused final argument.
32326 * c-common.c (constant_expression_warning): Replace use of
32327 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
32328 (convert_and_check): Likewise.
32329 (shorten_compare): Update call to force_fit_type_double.
32330 (c_common_truthvalue_conversion) <INTEGER_CST>: Use integer_zerop.
32331 * convert.c (convert_to_pointer): Update call to
32332 force_fit_type_double.
32333 * fold-const.c (force_fit_type_double): Remove overflowed_const
32335 (int_const_binop, fold_convert_const_int_from_int,
32336 fold_convert_const_int_from_real, fold_div_compare,
32337 fold_sign_changed_comparison, fold_unary, fold_negate_const,
32338 fold_abs_const, fold_not_const): Remove the final argument from
32339 calls to force_fit_type_double.
32341 2007-01-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
32343 * configure.ac: Set insn to "nop" for spu-*-* also.
32344 * configure: Regenerate.
32346 2007-01-12 Olga Golovanevsky <olga@il.ibm.com>
32348 * builtins.def : Add BUILT_IN_FREE.
32350 2007-01-12 Jan Hubicka <jh@suse.cz>
32352 PR tree-optimization/30443
32353 * tree-inline.c (tree_function_versioning): Do not optimize when
32354 cloning for inlining.
32356 2007-01-12 Zdenek Dvorak <dvorakz@suse.cz>
32358 * doc/loop.texi: Document recording of loop exits.
32359 * cfgloopmanip.c (loopify, duplicate_loop): Use alloc_loop.
32360 (update_single_exits_after_duplication,
32361 update_single_exit_for_duplicated_loop,
32362 update_single_exit_for_duplicated_loops): Removed.
32363 (duplicate_loop_to_header_edge): Do not call
32364 update_single_exits_after_duplication and
32365 update_single_exit_for_duplicated_loops.
32366 (loop_version): Do not update single_exit information.
32367 (fix_loop_structure): Use record_loop_exits instead of
32368 mark_single_exit_loops.
32369 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update
32370 the lists of loop exits.
32371 * cfghooks.c (redirect_edge_and_branch, redirect_edge_and_branch_force,
32372 split_edge, merge_blocks): Update the lists of loop exits.
32373 * modulo-sched.c (sms_schedule): Pass LOOPS_HAVE_RECORDED_EXITS to
32374 loop_optimizer_init.
32375 * loop-init.c (loop_optimizer_init): Call record_loop_exits instead
32376 of mark_single_exit_loops.
32377 (loop_optimizer_finalize): Call release_recorded_exits.
32378 * tree-ssa-loop.c (tree_loop_optimizer_init): Pass
32379 LOOPS_HAVE_RECORDED_EXITS to loop_optimizer_init.
32380 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg): Do not
32381 update single exit information.
32382 * lambda-code.c (perfect_nestify): Ditto.
32383 * cfgloop.c (flow_loop_free): Destroy the list of exits of the loop.
32384 (mark_single_exit_loops): Removed.
32385 (alloc_loop, loop_exit_hash, loop_exit_eq, loop_exit_free,
32386 get_exit_descriptions, rescan_loop_exit, record_loop_exits,
32387 dump_recorded_exit, dump_recorded_exits, release_recorded_exits): New
32389 (get_loop_exit_edges, single_exit): Use recorded exit lists.
32390 (add_bb_to_loop, remove_bb_from_loops): Update the lists of loop exits.
32391 (verify_loop_structure): Verify consistency of the exit lists.
32392 (flow_loops_find): Use alloc_loop. Initialize exits hash.
32393 (set_single_exit): Removed.
32394 * cfgloop.h (struct loop_exit): New function.
32395 (struct loop): single_exit_ field replaced by exits field.
32396 (LOOPS_HAVE_MARKED_SINGLE_EXITS): Replaced by
32397 LOOPS_HAVE_RECORDED_EXITS.
32398 (struct loops): Added exits hash.
32399 (mark_single_exit_loops, set_single_exit): Declaration removed.
32400 (release_recorded_exits, record_loop_exits, rescan_loop_exit): Declare.
32402 2007-01-12 Richard Sandiford <richard@codesourcery.com>
32404 * doc/invoke.texi: Avoid use of @headitem.
32406 2007-01-12 Richard Sandiford <richard@codesourcery.com>
32408 * cse.c (cse_insn): Move HAVE_CC0 code after declarations.
32410 2007-01-12 Richard Sandiford <richard@codesourcery.com>
32412 * doc/install.texi: Fix m68k-*-* anchor and add m68k-*-* to the
32415 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
32416 Richard Sandiford <richard@codesourcery.com>
32418 * doc/invoke.texi: Document -mno-bitfield, -mno-rtd and -mno-short.
32419 * config/m68k/m68k.opt: Resort options.
32420 (mbitfield, mrtd, mshort): Remove RejectNegative properties.
32422 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
32423 Richard Sandiford <richard@codesourcery.com>
32425 * doc/invoke.texi: Document the macros that are defined by
32426 m68k's -mtune and -mhard-float options.
32427 * config/m68k/m68k-protos.h (m68k_cpp_cpu_ident) Declare.
32428 (m68k_cpp_cpu_family): Likewise.
32429 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Add a full set
32430 of __ucfv*__ macros. Define __mcffpu__ if generating code for
32431 ColdFire FPUs. Define __mcf_cpu_* and __mcf_family_* macros.
32432 * config/m68k/m68k.c (m68k_cpp_cpu_ident): New function.
32433 (m68k_cpp_cpu_family): Likewise.
32435 2007-01-12 Richard Sandiford <richard@codesourcery.com>
32437 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Treat all mc68*
32438 macros besides mc68000 as tuning macros. Use a switch statement
32439 to set them and mcpu32.
32441 2007-01-12 Julian Brown <julian@codesourcery.com>
32443 * config/m68k/m68k.h: Use TARGET_68040 instead of TARGET_68040_ONLY.
32444 (TARGET_68040_ONLY): Rename to...
32445 (TARGET_68040): ...this.
32446 * config/m68k/m68k.c: Use TARGET_68040 instead of TARGET_68040_ONLY.
32447 * config/m68k/m68k.md: Likewise.
32449 2007-01-12 Julian Brown <julian@codesourcery.com>
32450 Nathan Sidwell <nathan@codesourcery.com>
32451 Richard Sandiford <richard@codesourcery.com>
32453 * config.gcc (m680[012]0-*-*, m68k*-*-*): Set m68k_cpu_ident to
32454 the -mcpu= argument associated with the --with-cpu setting.
32455 Define M68K_DEFAULT_TUNE to the default -mtune= option,
32456 if different from the one implied by the -mcpu setting.
32457 Accept --with-cpu=FOO if FOO is listed in m68k-devices.def,
32458 using mcpu=FOO as the default CPU option. Set target_cpu_default2.
32459 * doc/invoke.texi: Mention ColdFire in the introduction to the
32460 m68k options. Document the new -march, -mcpu, -mtune, -mdiv,
32461 -mno-div and -mhard-float options. Make -m68881 a synonym for
32462 -mhard-float. Document the previously-undocumented -m5206e,
32463 -m528x, -m5307 and -m5407 options. Tweak the existing option
32464 documentation for consistency.
32465 * doc/install.texi: Mention new --with-cpu arguments.
32466 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Only use the
32467 default CPU if neither -mcpu nor -march are specified.
32468 (ASM_CPU_SPEC): Pass down -mcpu and -march options.
32469 (TARGET_CPU_CPP_BUILTINS): Set __mcfisa*__ macros from
32470 TARGET_ISA*. Set the legacy __mcf*__ cpu macros in the same way,
32471 using m68k_tune to decide between families that implement the
32472 same ISA. Use m68k_tune to set __mcfv4e__.
32473 (FL_BITFIELD, FL_68881, FL_COLDFIRE, FL_CF_HWDIV, FL_CF_MAC)
32474 (FL_CF_EMAC, FL_CF_EMAC_B, FL_CF_USP, FL_CF_FPU, FL_ISA_68000)
32475 (FL_ISA_68010, FL_ISA_68020, FL_ISA_68040, FL_ISA_A, FL_ISA_B)
32476 (FL_ISA_C, FL_ISA_MMU): New macros.
32477 (MASK_COLDFIRE): Delete.
32478 (TARGET_68010, TARGET_68020, TARGET_68040_ONLY, TARGET_COLDFIRE)
32479 (TARGET_ISAB): Redefine in terms of m68k_cpu_flags.
32480 (TARGET_68881, TARGET_COLDFIRE_FPU): Redefine in terms of m68k_fpu.
32481 (TARGET_HARD_FLOAT): Do not define here.
32482 (TARGET_ISAAPLUS, TARGET_ISAC): New macros.
32483 (TUNE_68000): New macro.
32484 (TUNE_68000_10): Redefine in terms of TUNE_68000 and TUNE_68010.
32485 (TUNE_68010, TUNE_68030, TUNE_68040, TUNE_68060, TUNE_CPU32)
32486 (TUNE_CFV2): Redefine in terms of m68k_tune.
32487 (uarch_type, target_device, fpu_type): New enums.
32488 (m68k_cpu, m68k_tune, m68k_fpu, m68k_cpu_flags): Declare.
32489 * config/m68k/m68k.c (TARGET_DEFAULT): Remove MASK_68881.
32490 (FL_FOR_isa_00, FL_FOR_isa_10, FL_FOR_isa_20, FL_FOR_isa_40)
32491 (FL_FOR_isa_cpu32, FL_FOR_isa_a, FL_FOR_isa_aplus, FL_FOR_isa_b)
32492 (FL_FOR_isa_c): New macros.
32493 (m68k_isa): New enum.
32494 (m68k_target_selection): New structure.
32495 (all_devices, all_isas, all_microarchs): New tables.
32496 (m68k_cpu_entry, m68k_arch_entry, m68k_tune_entry, m68k_cpu)
32497 (m68k_tune, m68k_fpu, m68k_cpu_flags): New variables.
32498 (MASK_ALL_CPU_BITS): Delete.
32499 (m68k_find_selection): New function.
32500 (m68k_handle_option): Handle -mcpu=, -march= and -mtune=.
32501 Map the legacy target options to a combination of the new ones.
32502 (override_options): Set m68k_cpu, m68k_tune, m68k_fpu and
32503 m68k_cpu_flags. Handle M68K_DEFAULT_TUNE. Use m68k_cpu_flags
32504 to derive default MASK_BITFIELD, MASK_CF_HWDIV and MASK_HARD_FLOAT
32506 * config/m68k/m68k.opt (m5200, m5206e, m528x, m5307, m5407, mcfv4e)
32507 (m68010, m68020, m68020-40, m68020-60, m68030, m68040): Remove Mask
32509 (m68881, msoft-float): Change mask from 68881 to HARD_FLOAT.
32510 (march=, mcpu=, mdiv, mhard-float, mtune=): New options.
32511 * config/m68k/m68k-devices.def: New file.
32513 2007-01-12 Richard Sandiford <richard@codesourcery.com>
32514 Nathan Sidwell <nathan@codesourcery.com>
32516 * config/m68k/m68k.h (ASM_CPU_SPEC, ASM_SPEC, EXTRA_SPECS)
32517 (SUBTARGET_EXTRA_SPECS): New macros.
32518 * config/m68k/linux.h (ASM_SPEC): Remove CPU flags;
32519 use %(asm_cpu_spec) instead.
32520 * config/m68k/m68k-none.h (ASM_SPEC): Likewise.
32521 * config/m68k/openbsd.h (ASM_SPEC): Likewise.
32522 * config/m68k/netbsd-elf.h (ASM_SPEC): Likewise.
32523 (EXTRA_SPECS): Rename to...
32524 (SUBTARGET_EXTRA_SPECS): ...this.
32526 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
32527 Richard Sandiford <richard@codesourcery.com>
32528 Julian Brown <julian@codesourcery.com>
32530 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
32531 (m68k-*-uclinux*, m68k-*-linux*, m68k-*-rtems*): Set default_m68k_cpu
32532 to the configuration's default CPU.
32533 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*): Likewise.
32534 Remove default masks.
32535 (m680[012]0-*-*): Set the default with_cpu to the first part of
32537 (m68k*-*-*): Set the default with_cpu to m$default_m68k_cpu.
32538 (m68k*-*-linux): Extend the --with-cpu handling to...
32539 (m680[012]0-*-*, m68k*-*-*): ...these configurations. Allow m68000
32540 and m68010. Don't set target_cpu_default2.
32541 * doc/install.texi: Document --with-cpu for m68k.
32542 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Define.
32543 * config/m68k/m68k-none.h (TARGET_CPU_DEFAULT, M68K_CPU_m68k)
32544 (M68K_CPU_m68000, M68K_CPU_m68010, M68K_CPU_m68020, M68K_CPU_m68030)
32545 (M68K_CPU_m68040, M68K_CPU_m68302, M68K_CPU_m68332, TARGET_DEFAULT)
32546 (ASM_CPU_DEFAULT_SPEC, CC1_CPU_DEFAULT_SPEC): Delete.
32547 (ASM_SPEC): Remove use of %(asm_cpu_default).
32548 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS, MULTILIB_DEFAULTS): Delete.
32549 * config/m68k/linux.h (TARGET_DEFAULT): Delete.
32550 (CPP_SPEC): Merge definitions. Do not handle __HAVE_68881__ here.
32551 * config/m68k/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define
32552 __HAVE_FPU__ if TARGET_HARD_FLOAT.
32553 (TARGET_DEFAULT): Delete.
32554 (EXTRA_SPECS): Delete cpp_cpu_default_spec, cpp_cpu_spec,
32555 cpp_fpu_spec, asm_default_spec and netbsd_cpp_spec.
32556 (CPP_CPU_SPEC): Delete.
32557 (TARGET_VERSION): Merge definitions, using TARGET_68010 to pick
32558 the appropriate string.
32559 (CPP_CPU_DEFAULT_SPEC, ASM_DEFAULT_SPEC, CPP_FPU_SPEC): Delete.
32560 (CPP_SPEC): Define to NETBSD_CPP_SPEC.
32561 (ASM_SPEC): Don't use %(asm_default_spec).
32562 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove
32563 TARGET_DEFAULT and add MASK_68881.
32564 * config/m68k/m68k.md: Remove mention of TARGET_DEFAULT from comments.
32566 2007-01-12 Richard Sandiford <richard@codesourcery.com>
32568 * config.gcc (m68010-*-netbsdelf*): Add MASK_68010.
32569 (m68k*-*-netbsdelf*, m68k*-*-openbsd*, m68k*-linux*): Add
32570 MASK_68010 alongside MASK_68020.
32571 * doc/invoke.texi: Document -m68010.
32572 * config/m68k/m68k.opt (m68010): New.
32573 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define mc68010
32575 (TUNE_68010): New macro.
32576 * config/m68k/m68k-none.h (M68K_CPU_m68k, M68K_CPU_m68010)
32577 (M68K_CPU_m68020, M68K_CPU_m68030, M68K_CPU_m68040)
32578 (M68K_CPU_m68332): Add MASK_68010.
32579 * config/m68k/linux.h (TARGET_DEFAULT): Add MASK_68010 to
32580 fallback definition.
32581 * config/m68k/netbsd-elf.h (CPP_CPU_SPEC): Remove now-redundant
32583 * config/m68k/m68k.c (MASK_ALL_CPU_BITS): Add MASK_68010.
32584 (m68k_handle_option): Handle OPT_m68010. Add MASK_68010
32585 to all entries that use MASK_68020.
32586 (output_move_simode_const, output_move_himode, output_move_qimode)
32587 (output_move_stricthi, output_move_strictqi): Use TARGET_68010
32588 instead of TARGET_68020 to select clr behavior. Remove comment
32589 about there being no TARGET_68010.
32590 * config/m68k/m68k.md: Likewise throughout.
32592 2007-01-12 Julian Brown <julian@codesourcery.com>
32594 * config/m68k/m68k.h (TARGET_ISAB): New macro.
32595 * config/m68k/m68k.c: Use TARGET_ISAB rather than TARGET_CFV4.
32596 * config/m68k/m68k.md: Likewise.
32598 2007-01-12 Julian Brown <julian@codesourcery.com>
32600 * config/m68k/m68k.h (LEGITIMATE_INDEX_P, LEGITIMIZE_ADDRESS): Use
32601 TARGET_COLDFIRE_FPU instead of TARGET_CFV4E.
32603 2007-01-12 Julian Brown <julian@codesourcery.com>
32605 * config/m68k/m68k.h (TUNE_68040_60): New macro.
32606 * config/m68k/m68k.c (standard_68881_constant_p): Use it.
32607 * config/m68k/m68k.md: Likewise.
32609 2007-01-12 Julian Brown <julian@codesourcery.com>
32610 Richard Sandiford <richard@codesourcery.com>
32612 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Use TUNE_68030
32613 instead of TARGET_68030, TUNE_68040 instead of TARGET_68040,
32614 TUNE_68060 instead of TARGET_68060 and TUNE_CPU32 instead of
32616 (TARGET_CPU32): Rename to...
32617 (TUNE_CPU32): ...this.
32618 (TUNE_68000_10, TUNE_68030, TUNE_68040, TUNE_68060)
32619 (TUNE_CFV2): New macros.
32620 * config/m68k/netbsd-elf.h (LONG_DOUBLE_TYPE_SIZE): Simplify;
32621 remove conditions that are implied by TARGET_68020.
32622 * config/m68k/m68k.c (m68k_output_function_prologue): Use TUNE_68040
32623 instead of TARGET_68040 and TUNE_CPU32 instead of TARGET_CPU32.
32624 (m68k_output_function_epilogue): Likewise.
32625 (m68k_rtx_costs): Likewise. Use TUNE_68060 instead of TARGET_68060
32626 and TUNE_CFV2 instead of TARGET_5200. Use TUNE_68000_10 instead of
32627 "!TARGET_68020 && !TARGET_COLDFIRE" to choose between 68000 and
32628 non-68000 timings. Refactor multiplication and division costs.
32629 (output_addsi3): Use TUNE_68040 instead of TARGET_68040 and
32630 TUNE_CPU32 instead of TARGET_CPU32.
32631 (standard_68881_constant_p): Use TUNE_68040 instead of TARGET_68040
32632 and TUNE_68060 instead of TARGET_68060.
32633 * config/m68k/m68k.md: Use TUNE_68040 instead of TARGET_68040,
32634 TUNE_68060 instead of TARGET_68060, and TUNE_CPU32 instead of
32636 (movsi_const0): Use TUNE_68000_10 rather than "!TARGET_68020
32637 && !TARGET_COLDFIRE" to choose between moveq and clr.
32638 Likewise in the unnamed movsf pattern.
32639 (ashlsi_17_24, lshrsi_17_24): Guard with TUNE_68000_10 rather than
32640 "!TARGET_68020 && !TARGET_COLDFIRE". Likewise the unnamed
32643 2007-01-12 Richard Sandiford <richard@codesourcery.com>
32645 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Increase amount
32646 of tabbing before backslashes.
32648 2007-01-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
32650 * pa-linux.h (ASM_OUTPUT_INTERNAL_LABEL): Undefine.
32651 * pa.h (ASM_OUTPUT_LABEL): Output colon when using GAS.
32652 (ASM_OUTPUT_INTERNAL_LABEL): Define.
32654 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
32656 * tree-ssa-loop-ivopts.c (extract_cond_operands): Split from
32657 find_interesting_uses_cond.
32658 (find_interesting_uses_cond): Use extract_cond_operands.
32659 (rewrite_use_compare): Use extract_cond_operands and
32660 force_gimple_operand_bsi. Do not call update_stmt.
32661 (determine_use_iv_cost_condition): Use extract_cond_operands.
32662 Return cheaper of using original bound and changing the exit bound.
32664 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
32666 PR tree-optimization/29516
32667 * tree-ssa-address.c (tree_mem_ref_addr, add_to_parts,
32668 most_expensive_mult_to_index, addr_to_parts,
32669 create_mem_ref, maybe_fold_tmr): Make the type of
32670 fields of TARGET_MEM_REF sizetype.
32671 (move_fixed_address_to_symbol, move_pointer_to_base):
32673 * tree.def (TARGET_MEM_REF): Add comment on types of
32676 2007-01-11 Joseph Myers <joseph@codesourcery.com>
32678 * c-common.c (vector_types_convertible_p): Treat opaque types as
32679 always convertible if they have the same size, but not otherwise.
32681 2007-01-11 Steven Bosscher <steven@gcc.gnu.org>
32683 * ifcvt.c (struct noce_if_info): Add comments to the fields.
32684 Remove the b_unconditional field.
32685 (noce_try_sign_mask): Do not look at b_unconditional.
32686 (noce_process_if_block): Do not use merge_if_blocks. Update
32687 the CFG here. Do not set b_unconditional.
32688 (cond_move_process_if_block): Likewise.
32689 (find_cond_trap): Likewise.
32690 (check_cond_move_block): Require simple jump insns at the end
32691 of the basic block.
32693 2007-01-11 Jan Hubicka <jh@suse.cz>
32695 PR tree-optimization/1046
32696 * tree-tailcall.c (suitable_for_tail_call_opt_p): Use TREE_ADDRESSABLE
32697 when alias info is not ready.
32698 (pass_tail_recursion): Do not require aliasing.
32699 * tree-ssa-copyrename.c (pass_rename_ssa_cop): Likewise.
32700 * tree-ssa-ccp.c (pass_ccp, pass_fold_builtins): Likewise.
32701 * tree-ssa-copy.c (pass_copy_prop): Likewise.
32702 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
32703 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Likewise.
32704 * passes.c (init_optimization_passes): Execute rename_ssa_copies,
32705 ccp, forwprop, copy_prop, merge_phi, copy_prop, dce and tail recursion
32707 * tree-ssa-operands.c (add_virtual_operand, get_indirect_ref_operand):
32708 When aliasing is not build, mark statement as volatile.
32710 2007-01-11 Tom Tromey <tromey@redhat.com>
32712 PR preprocessor/15185, PR preprocessor/20989:
32713 * doc/cppopts.texi <-MT>: Update description of algorithm for
32714 computing default target.
32715 <-M, -MD>: Reword "basename" text.
32717 2007-01-11 Roger Sayle <roger@eyesopen.com>
32719 * builtins.c (expand_builtin_pow, expand_builtin_powi,
32720 fold_builtin_cabs, fold_builtin_sqrt, fold_builtin_trunc,
32721 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
32722 fold_builtin_int_int_roundingfn, fold_builtin_bitop,
32723 fold_builtin_bswap, real_constp, fold_builtin_pow,
32724 fold_builtin_powi, fold_builtin_signbit, fold_builtin_copysign,
32725 do_mpfr_arg1, do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Replace
32726 uses of the macro TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
32727 * convert.c (convert_to_pointer): Likewise.
32728 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
32729 * fold-const.c (force_fit_type, fold_negate_expr, int_const_binop,
32730 const_binop, fold_convert_const_int_from_int,
32731 fold_convert_const_int_from_real,
32732 fold_convert_const_real_from_real, sign_bit_p,
32733 optimize_minmax_comparison, extract_muldiv_1, fold_div_compare,
32734 fold_sign_changed_comparison, fold_unary, fold_comparison,
32735 fold_binary, multiple_of_p, tree_Expr_non_zero_p,
32736 fold_negate_const, fold_abs_const, fold_not_const): Likewise.
32737 * print-tree.c (print_node_brief, print_node): Likewise.
32738 * stor-layout.c (place_field, layout_type): Likewise.
32739 * tree-chrec.c (keep_cast): Likewise.
32740 * tree.c (build_vector, build_real, build_real_from_int_cst,
32741 build_complex): Likewise.
32743 2007-01-11 Roger Sayle <roger@eyesopen.com>
32745 * tree.h (TREE_CONSTANT_OVERFLOW): Obsolete. For the time being,
32746 treat TREE_CONSTANT_OVERFLOW as a synonym of TREE_OVERFLOW.
32748 2007-01-11 Paolo Bonzini <bonzini@gnu.org>
32750 * configure.ac (strict1_warn): Rename to strict_warn.
32751 (WERROR, --enable-werror, symlink hacks, stage1_cflags,
32752 cc_set_by_configure, quoted_cc_set_by_configure,
32753 stage_prefix_set_by_configure, quoted_stage_prefix_set_by_configure,
32754 all_boot_languages, all_stagestuff): Remove.
32755 (target_list): Remove bootstrap targets.
32756 * Makefile.in (quickstrap): Unconditionally make a synonym of all.
32757 (BOOT_LANGUAGES, STAGE1_CFLAGS, STAGE1_CHECKING,
32758 REMAKEFLAGS, FLAGS_TO_PASS, PREPEND_DOTDOT_TO_RELATIVE_PATHS,
32759 SUBDIR_FLAGS_TO_PASS, WERROR_FLAGS, STRICT2_WARN, LANG_STAGESTUFF,
32760 VOL_FILES, POSTSTAGE1_FLAGS_TO_PASS, STAGE2_FLAGS_TO_PASS,
32761 STAGEPROFILE_FLAGS_TO_PASS, STAGEFEEDBACK_FLAGS_TO_PASS, stage1_build,
32762 stage1_copy, stage2_build, stage2_copy, stageprofile_build,
32763 stageprofile_copy, stage3_build, stage3_copy, stagefeedback_build,
32764 stagefeedback_copy, stage4_build, clean_s1, clean_sw, bootstrap,
32765 bootstrap-lean, bootstrap2, bootstrap2-lean, bootstrap3,
32766 bootstrap3-lean, bootstrap4, bootstrap4-lean, unstage1, unstage2,
32767 unstage3, unstage4, unstageprofile, unstagefeedback, restage, restage2,
32768 restage3, restage4, restageprofile, restagefeedback, bubbleestrap,
32769 cleanstrap, unstrap, restrap, *compare, *compare3, *compare4,
32770 *compare-lean, *compare3-lean, *compare4-lean, stage1-start, stage1,
32771 stage2-start, stage2, stage3-start, stage3, stage4-start, stage4,
32772 stageprofile-start, stageprofile, stagefeedback-start, stagefeedback,
32773 risky-stage1, risky-stage2, risky-stage3, risky-stage4): Remove.
32774 (ORDINARY_FLAGS_TO_PASS): Rename to FLAGS_TO_PASS.
32775 (STAGECOPYSTUFF, STAGEMOVESTUFF): Consolidate into MOSTLYCLEANFILES.
32776 (mostlyclean): Adjust.
32777 (clean, distclean): Don't mention bootstrap stuff.
32778 * configure: Regenerate.
32779 * ada/config-lang.in, cp/config-lang.in, forttran/config-lang.in,
32780 java/config-lang.in, objc/config-lang.in, objcp/config-lang.in,
32781 treelang/config-lang.in (stagestuff): Remove.
32782 * doc/sourcebuild.texi (stage1, stage2, stage3, stage4,
32783 stageprofile, stagefeedback, stagestuff): Remove mention.
32785 2007-01-11 Nick Clifton <nickc@redhat.com>
32787 * config/mcore/predicates.md (mcore_general_movesrc_operand):
32789 (mcore_general_movdst_operand): Do not accept CONST_INTs.
32790 (mcore_arith_K_S_operand): Run the test for the S constraint not
32791 the test for the M constraint.
32792 (mcore_addsub_operand): Do not accept integer values that are
32793 larger than 32 bits.
32794 * config/mcore/mcore.md: Remove unused constraints from split.
32795 (andsi3): Use HOST_WIDE_INT instead of int to hold an INTVAL.
32796 (addsi3): Likewise.
32797 (allocate_stack): Likewise.
32798 * config/mcore/mcore.c (mcore_print_operand): Restrict output of P
32799 operands to 32 bits.
32800 (mcore_const_costs): Use HOST_WIDE_INT instead of int to hold an
32802 (mcore_and_cost, mcore_modify_comparison, const_ok_for_mcore,
32803 mcore_const_ok_for_inline, mcore_const_trick_uses_not,
32804 try_constant_tricks, mcore_num_ones, mcore_num_zeros,
32805 mcore_output_bclri, mcore_output_andn, output_inline_const,
32806 mcore_output_move, mcore_output_movedouble): Likewise.
32807 (mcore_output_cmov): Use CONST_OK_FOR_M and CONST_OK_FOR_N.
32808 (output_inline_const): Likewise.
32809 (output_inline_const): Fix format strings used in sprintf
32811 * config/mcore/mcore-protos.h: Update prototypes for changed
32812 functions in mcore.c.
32813 * config/mcore/mcore.h (CONST_OK_FOR_I): Cast values to
32814 HOST_WIDE_INT and not int.
32815 (CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M,
32816 CONST_OK_FOR_N): Likewise.
32817 (LEGITIMATE_CONSTANT_P): Also check CONSTANT_P.
32818 (GO_IF_LEGITIMATE_INDEX): Use HOST_WIDE_INT instead of int to hold
32821 2007-01-10 Jan Hubicka <jh@suse.cz>
32823 * tree-vrp.c (remove_range_assertions): Release defs.
32824 * tree-ssa-loop-ivopts.c (rmeove_statement): Likewise.
32825 * tree-ssa-dom.c (remove_stmt_or_phi): Likewise.
32827 2007-01-10 Paul Brook <paul@codesourcery.com>
32829 * config/arm/arm.c (arm_rtx_costs_1): Handle mutiply-subtract.
32830 * config/arm/arm.md (mulsi3subsi): New insn.
32832 2007-01-10 Zdenek Dvorak <dvorakz@suse.cz>
32834 * tree-ssa-loop-manip.c (tree_unroll_loop): Make it a wrapper over ...
32835 (tree_transform_and_unroll_loop): New.
32836 * tree-flow.h (transform_callback, tree_transform_and_unroll_loop):
32839 2007-01-10 Robert Kennedy <jimbob@google.com>
32841 * fold-const.c (fold_comparison): Fold comparisons like (x *
32842 1000 < 0) to (x < 0).
32844 2007-01-10 Ian Lance Taylor <iant@google.com>
32846 * tree-pretty-print.c (dump_generic_node): Print parentheses when
32847 operands have the same priority.
32849 2007-01-10 Tom Tromey <tromey@redhat.com>
32851 * fold-const.c (fold_truthop): Don't check can_use_bit_fields_p.
32852 (fold_binary): Likewise.
32853 * langhooks.c (lhd_can_use_bit_fields_p): Removed.
32854 * langhooks-def.h (lhd_can_use_bit_fields_p): Removed.
32855 (LANG_HOOKS_CAN_USE_BIT_FIELDS_P): Removed.
32856 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_CAN_USE_BIT_FIELDS_P.
32857 * langhooks.h (struct lang_hooks): Removed field
32858 'can_use_bit_fields_p'.
32860 2007-01-10 Ralf Corsépius <ralf.corsepius@rtems.org>
32862 * config/bfin/t-bfin, config/bfin/t-bfin-elf: Remove GCC_CFLAGS.
32864 2007-01-10 Razya Ladelsky <razya@il.ibm.com>
32866 * function.c (get_last_funcdef_no): New function.
32867 * function.h (get_last_funcdef_no): Declare.
32868 * tree-inline.c (initialize_cfun): Add initialization.
32869 (tree_function_versioning): Cleanup.
32871 2007-01-10 Jan Hubicka <jh@suse.cz>
32873 * tree-inline.c (setup_one_parameter): Do not propagate into abnormal
32876 2007-01-10 Sa Liu <saliu@de.ibm.com>
32877 Ben Elliston <bje@au.ibm.com>
32879 * spu.h (STACK_SAVE_AREA): Use VOIDmode for SAVE_FUNCTION, SImode
32880 for SAVE_NONLOCAL and Pmode for any other save level.
32881 * spu-protos.h (spu_restore_stack_block): Declare.
32882 * spu.md (save_stack_block): Remove.
32883 (restore_stack_block): Call spu_restore_stack_block.
32884 * spu.c (spu_restore_stack_block): New function.
32885 (spu_expand_epilogue): Remove old comment.
32887 2007-01-09 Zdenek Dvorak <dvorakz@suse.cz>
32889 PR tree-optimization/30322
32890 * tree-ssa-loop-ivopts.c (fold_affine_expr, iv_value): Removed.
32891 (cand_value_at): Return the value as aff_tree.
32892 (may_eliminate_iv): Convert the bound from aff_tree to tree.
32893 * tree-affine.c (aff_combination_add_cst, aff_combination_add_product,
32894 aff_combination_mult): New functions.
32895 (aff_combination_add): Use aff_combination_add_cst.
32896 (aff_combination_convert): Allow conversions to a wider type.
32897 (tree_to_aff_combination): Handle BIT_NOT_EXPR.
32898 * tree-affine.h (aff_combination_mult): Declare.
32900 2007-01-09 Carlos O'Donell <carlos@codesourcery.com>
32902 * doc/tm.texi: Update documentation to reflect reality of exec
32903 and start file search behaviours. Update copyright year.
32904 * doc/invoke.texi: Explain how GCC_EXEC_PREFIX is used to find
32905 header file directories.
32907 2007-01-09 Uros Bizjak <ubizjak@gmail.com>
32909 * config/i386/i386.md (*sinxf2): Rename to *sinxf2_i387.
32910 (*cosxf2): Rename to cosxf2_i387.
32911 (*sindf2, *sinsf2): Extend operand 1 to XFmode. Macroize patterns
32912 using X87MODEF12 mode macro. Rename patterns to
32913 *sin_extend<mode>xf2_i387. Use SSE_FLOAT_MODE_P to disable patterns
32915 (*cosdf2, *cossf2): Ditto.
32916 (sincosdf3, sincossf3): Ditto. Rewrite corresponding splitters
32917 to match extended input operands.
32918 (sincos<mode>3): New expander.
32919 (*sinextendsfdf2, *cosextendsfdf2, *sincosextendsfdf3): Remove
32920 insn patterns and corresponding splitters.
32922 2007-01-09 Kaz Kojima <kkojima@gcc.gnu.org>
32924 * config/sh/t-linux (TARGET_LIBGCC2_CFLAGS): Delete.
32925 (SHLIB_MAPFILES, SHLIB_LINK, SHLIB_INSTALL): Likewise.
32927 2007-01-09 Nicolas Pitre <nico@cam.org>
32930 * arm/ieee754-df.S (Lad_s): Also test the low word of X for zero.
32932 2007-01-08 Geoffrey Keating <geoffk@apple.com>
32934 * target.h (struct gcc_target): New field library_rtti_comdat.
32935 * target-def.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): New.
32936 (TARGET_CXX): Add TARGET_CXX_LIBRARY_RTTI_COMDAT.
32937 * doc/tm.texi (C++ ABI): Document TARGET_CXX_LIBRARY_RTTI_COMDAT.
32938 * config/darwin.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): Define.
32940 2007-01-08 Geoffrey Keating <geoffk@apple.com>
32942 * doc/invoke.texi (Optimize Options): Correct description of -O0.
32944 2007-01-08 Richard Guenther <rguenther@suse.de>
32946 * tree.h (force_fit_type_double): Export.
32947 (force_fit_type): Remove.
32948 * fold-const.c (force_fit_type_double): New function.
32949 (force_fit_type): Remove.
32950 (int_const_binop): Use it.
32951 (fold_convert_const_int_from_int): Likewise.
32952 (fold_convert_const_int_from_real): Likewise.
32953 (fold_div_compare): Likewise.
32954 (fold_sign_changed_comparison): Likewise.
32955 (fold_unary): Likewise.
32956 (fold_negate_const): Likewise.
32957 (fold_abs_const): Likewise.
32958 (fold_not_const): Likewise.
32959 * c-common.c (shorten_compare): Use force_fit_type_double.
32960 * convert.c (convert_to_pointer): Likewise.
32962 2007-01-08 Richard Guenther <rguenther@suse.de>
32964 * tree.h (build_int_cst_wide_type): Export.
32965 * tree.c (build_int_cst_wide_type): New function.
32966 (build_int_cst_wide): Fix comment.
32967 * builtins.c (fold_builtin_object_size): Use build_int_cst
32968 to build -1 or 0 of the correct type. Use fit_double_type
32969 to check for overflow.
32970 * fold-const.c (optimize_bit_field_compare): Use build_int_cst_type
32972 (decode_field_reference): Likewise.
32973 (all_ones_mask_p): Likewise.
32974 (native_interpret_int): Use build_int_cst_wide_type.
32975 (fold_binary): Use build_int_cst_type to build an all-ones
32977 * stor-layout.c (set_sizetype): Use build_int_cst_wide_type.
32979 2007-01-08 Daniel Jacobowitz <dan@codesourcery.com>
32981 * config/pa/t-pa64 (libgcc_stub.a): Use $(T).
32983 2007-01-09 Ben Elliston <bje@au.ibm.com>
32985 * genautomata.c (STATS_OPTION): New option.
32986 (stats_flag): New flag.
32987 (gen_automata_option): Handle it.
32988 (initiate_automaton_gen): Ditto.
32989 (write_automata): Output statistics only if stats_flag is
32990 set. Likewise, output time statistics only if time_flag is set.
32991 * doc/md.texi (Processor pipeline description): Document new flag.
32993 2007-01-08 Richard Guenther <rguenther@suse.de>
32995 * builtins.c (fold_builtin_int_roundingfn): Use fit_double_type.
32996 * tree.c (build_int_cst_type): Likewise.
32997 (size_in_bytes): Don't call force_fit_type on the result.
32998 (int_fits_type_p): Use fit_double_type.
32999 * fold-const.c (fit_double_type): New function.
33000 (force_fit_type): Use it.
33001 * tree.h (fit_double_type): Export.
33003 2007-01-08 Jan Hubicka <jh@suse.cz>
33005 * tree-vectorizer.c (gate_increase_alignment): Fix return type.
33006 * ipa.c (function_and_variable_visibility): Fix return type.
33008 2007-01-08 Richard Guenther <rguenther@suse.de>
33010 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use type
33011 of offset to build the index.
33012 * tree-pretty-print.c (dump_generic_node): Don't build negated
33013 const just for printing.
33014 * c-pretty-print.c (pp_c_integer_constant): Likewise.
33015 * builtins.c (fold_builtin_int_roundingfn): Check if result
33016 fits the type by using force_fit_type and comparing the result.
33017 * predict.c (predict_loops): Use compare_tree_int for comparison.
33018 * tree.c (build_int_cst): Fall back to integer_type_node for
33020 (build_int_cst_wide): Assert type is non-null.
33022 2007-01-08 Roberto Costa <roberto.costa@st.com>
33024 * tree-vrp.c (extract_range_from_cond_expr): New.
33025 (extract_range_from_expr): Handle COND_EXPR nodes used as expressions.
33026 * tree-ssa-ccp.c (get_maxval_strlen): Handle COND_EXPR nodes used
33028 (fold_stmt): Bug fix, avoid infinite recursion when folding COND_EXPRs.
33029 * tree-ssa-forwprop.c (simplify_cond, forward_propagate_into_cond,
33030 tree_ssa_forward_propagate_single_use_vars): Handle COND_EXPR nodes
33031 used as expressions.
33032 * tree-object-size.c (cond_expr_object_size): New.
33033 (collect_object_sizes_for): Handle COND_EXPR nodes used as expressions.
33035 2007-01-08 Jan Hubicka <jh@suse.cz>
33037 * tree-ssa-forwprop.c (forward_propagate_into_cond,
33038 tree_ssa_forward_propagate_single_use_va): Release defs of propagated
33041 2007-01-08 Richard Guenther <rguenther@suse.de>
33043 PR tree-optimization/23603
33044 * tree-vrp.c (set_value_range_to_truthvalue): New function.
33045 (extract_range_from_binary): Fall back to truthvalue instead of
33046 varying for TRUTH_*_EXPR.
33047 (extract_range_from_comparison): Fall back to truthvalue instead of
33049 (vrp_visit_phi_node): Don't adjust new range bounds to +INF/-INF
33050 if all visited PHI values were constant.
33052 2007-01-08 Jan Hubicka <jh@suse.cz>
33054 * cgraphunit.c (cgraph_process_new_functions): Reset reachable flag.
33055 (cgraph_analyze_function): break out from ...
33056 (cgraph_finalize_compilation_unit): ... here.
33057 (cgraph_expand_function): Remove forgoten commented out line.
33058 (cgraph_optimize): Analyze functions.
33060 2007-01-08 Jan Hubicka <jh@suse.cz>
33062 * tree-pas.h (TODO_remove_function): New flag.
33063 (TODO_update*): Renumber.
33064 (pass_ipa_increase_alignment,
33065 pass_ipa_function_and_variable_visibility): New passes.
33066 * cgraphunit.c (cgraph_increase_alignment): Move to tree-vectorizer.c
33067 (cgraph_function_and_variable_visibility): Move to ipa.c
33068 (cgraph_optimize): Don't call cgraph_function_and_variable_visibility,
33069 cgraph_increase_alignment.
33070 * ipa-inline.c (cgraph_decide_inlining): Don't push timevar.
33071 (cgraph_decide_inlining_incrementally): Push TV_INTEGRATION before
33072 calling tree-inline.
33073 (cgraph_early_inlining): Do not call cgraph_remove_unreachable_nodes.
33074 (pass_ipa_inline, pass_early_ipa_inlining): Set TODO_remove_functions
33075 * tree-vectorizer.c (increase_alignment): Move here from cgraphunit.c
33076 (gate_increase_alignment): New function.
33077 (pass_ipa_increase_alignment): New pass.
33078 * ipa.c: Inline tree-pass.h and timevar.h
33079 (function_and_variable_visibility): Move here from cgraphunit.c
33080 * tree-optimize.c (pass_early_local_passes): Add TODO_remove_functions.
33081 * passes.c (init_optimization_passes): Add the two new passes.
33082 (execute_todo): Handle cgraph_remove_functions.
33084 2007-01-08 Nick Clifton <nickc@redhat.com>
33086 * config/frv/predicates.md (reg_or_0_operand): Accept
33089 2007-01-08 Ralf Corsépius <ralf.corsepius@rtems.org>
33091 * config/bfin/rtems.h, config/bfin/t-rtems: New.
33092 * config.gcc: Add bfin*-rtems*.
33094 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
33096 * c.opt: Add -flax-vector-conversions.
33097 * c-typeck.c (convert_for_assignment): Pass flag to
33098 vector_types_convertible_p to allow emission of note.
33099 (digest_init): Likewise.
33100 * c-opts.c: Handle -flax-vector-conversions.
33101 * c-common.c (flag_lax_vector_conversions): New.
33102 (vector_types_convertible_p): Unless -flax-vector conversions
33103 has been passed, disallow conversions between vectors with
33104 differing numbers of subparts and/or element types. If such
33105 a conversion is disallowed, possibly emit a note on the first
33106 occasion only to inform the user of -flax-vector-conversions.
33107 The new last argument specifies this.
33108 * c-common.h (flag_lax_vector_conversions): New.
33109 (vector_types_convertible_p): Add extra argument.
33110 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Use
33111 char_type_node for V*QI type vectors.
33112 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins):
33113 Update to satisfy new typechecking rules.
33114 * config/rs6000/altivec.h (vec_cmple): Use vec_cmpge, for both
33115 C and C++ variants.
33116 * doc/invoke.texi (C Dialect Options): Document
33117 -flax-vector-conversions.
33119 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
33121 PR tree-optimization/29877
33122 * tree-ssa-ter.c (is_replaceable_p): Deem assignments with
33123 a register variable on the RHS to not be replaceable.
33125 2007-01-08 Chen Liqin <liqin@sunnorth.com.cn>
33126 * config/score/t-score-elf (MULTILIB_OPTIONS): Change.
33127 * config/score/predicates.md (const_uimm5, sr0_operand, const_simm12,
33128 const_simm15, const_pow2, const_npow2): Added.
33129 * config/score/misc.md (insv, extv, extzv, movmemsi,
33130 move_lbu_a/b, mov_lhu_a/b etc): Added and fix some bug.
33131 * config/score/score.c (score_address_cost, score_select_cc_mode):
33133 Change CONST_OK_FOR_LETTER_P/EXTRA_CONSTRAINT define.
33134 Update score_rtx_costs for MACRO TARGET_RTX_COSTS.
33135 Update score_print_operand.
33136 * config/score/score.h (DATA_ALIGNMENT, SELECT_CC_MODE): Added.
33137 Adjust register allocate order and update some macro define.
33138 * config/score/score-mdaux.c (mdx_unaligned_load, mdx_unsigned_store,
33139 mdx_block_move_straight, mdx_block_move_loop_head,
33140 mdx_block_move_loop_body, mdx_block_move_loop_foot,
33141 mdx_block_move_loop, mdx_block_move): Added.
33142 (mdx_movsicc, mdp_select_add_imm, mdp_select, mds_zero_extract_andi,
33143 mdp_limm): Updated and fix some bug and typo.
33144 * config/score/score.md (movqi/hi/si, add/sub/zero/ext): Updated.
33145 (movsf, movdf, doloop_end): Added.
33147 2007-01-08 Kazu Hirata <kazu@codesourcery.com>
33149 * config/arm/arm.c, config/arm/arm.h, config/arm/arm.md,
33150 config/arm/thumb2.md: Fix comment typos.
33151 * doc/extend.texi: Fix a typo.
33153 2007-01-07 Eric Christopher <echristo@apple.com>
33155 * configure.ac: Check for __stack_chk_fail for darwin.
33156 * configure: Regenerate.
33158 2007-01-07 Richard Guenther <rguenther@suse.de>
33160 * tree-vrp.c (extract_range_from_assert): CSE calls to
33161 compare_values where possible.
33162 (extract_range_from_unary_expr): Likewise.
33164 2007-01-07 Anatoly Sokolov <aesok@post.ru>
33166 * config/avr/avr-protos.h (call_insn_operand): Delete prototype.
33167 * config/avr/avr.c (call_insn_operand): Delete function.
33168 * config/avr/avr.md (*pushqi, *pushhi, *pushsi, *pushsf): Use REG_SP
33169 instead of register number. Use predicates.
33170 * config/avr/predicates.md (const0_operand, reg_or_0_operand,
33171 call_insn_operand): Add.
33173 2007-01-06 Jan Hubicka <jh@suse.cz>
33175 * tree-pass.h (pass_build_cgraph_edges): Declare.
33176 * cgraphunit.c (record_refernece): Move to cgraphbuild.c
33177 (visited_nodes): Remove.
33178 (cgraph_create_edges): Move to cgraphbuild.c; rename to
33179 build_cgrpah_edges; make visited_nodes local.
33180 (cgraph_process_new_functions): DO not call initialize_inline_failed.
33181 (record_references_in_initializer): Move to cgraphbuild.c
33182 (initialize_inline_failed, rebuild_cgraph_edges,
33183 pass_rebuild_cgraph_edges): Move to cgraphbuild.c.
33184 (verify_cgraph_node): Make visited_nodes local.
33185 (cgraph_analyze_function): Do not call cgraph_create_edges and
33186 initialize_inline_failed.
33187 (cgraph_expand_function): Do not call cgraph_lower_function;
33188 assert that function is already lowered.
33189 * Makefile.in (cgraphbuild.o): New.
33190 * passes.c (init_optimization_passes): Add pass_build_cgraph_edges
33191 at the end of lowering passes.
33193 2007-01-06 Steven Bosscher <steven@gcc.gnu.org>
33195 * ifcvt.c (cond_move_convert_if_block): New function, code
33196 factored out from...
33197 (cond_move_process_if_block): ...here. Call the new function
33198 on the THEN and ELSE blocks.
33199 (merge_if_block): Do not copy global_live_at_end, merge_blocks
33200 already takes care of this.
33202 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
33205 * tree.h (TREE_OVERFLOW_P): New.
33206 * c-typeck.c (parser_build_unary_op): Warn only if result
33207 overflowed and operands did not.
33208 (parser_build_binary_op): Likewise.
33209 (convert_for_assignment): Remove redundant overflow_warning.
33210 * c-common.c (overflow_warning): Don't check or set TREE_OVERFLOW.
33212 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
33214 * c-typeck.c (store_init_value): Split over two lines to follow
33215 the GNU coding style.
33217 2007-01-05 Benjamin Kosnik <bkoz@redhat.com>
33219 * c-cppbuiltin.c (c_cpp_builtins): __GXX_EXPERIMENTAL_CPP0X__ to
33220 __GXX_EXPERIMENTAL_CXX0X__.
33221 * doc/cpp.texi: Same.
33223 2007-01-05 Richard Guenther <rguenther@suse.de>
33225 PR middle-end/27826
33226 * tree.c (get_narrower): Do not construct COMPONENT_REFs
33227 with mismatched types. Instead explicitly build a
33228 conversion NOP_EXPR.
33230 2007-01-05 Ian Lance Taylor <iant@google.com>
33232 * c-common.c (decl_with_nonnull_addr_p): New function.
33233 (c_common_truthvalue_conversion): Call it.
33234 * c-typeck.c (build_binary_op): Likewise.
33235 * c-common.h (decl_with_nonnull_addr_p): Declare.
33237 2007-01-05 Jakub Jelinek <jakub@redhat.com>
33240 * libgcc2.c (__divdc3): Compare c and d against 0.0 instead of
33243 2007-01-05 Joel Brobecker <brobecker@adacore.com>
33245 * doc/install.texi (Final install): Document the fact that
33246 the GNAT runtime should not be stripped.
33248 2007-01-04 Jan Hubicka <jh@suse.cz>
33250 * tree-inline.c (fold_marked_statements): Update operand caches
33251 and EH after folding
33253 2007-01-04 Ian Lance Taylor <iant@google.com>
33255 * c-common.c (check_function_nonnull): Whitespace fix.
33257 2007-01-04 Jan Hubicka <jh@suse.cz>
33259 * tree-optimize.c (execute_fixup_cfg): Correct previously mistakely
33260 comitted older version of patch.
33261 (pass_fixup_cfg): Add TODOs to verify flow and statements, dump
33262 function, celanup cfg and collect garbage.
33264 2007-01-04 Mike Stump <mrs@apple.com>
33266 * Makefile.in (mostlyclean): Don't remove libgcc anymore.
33269 2007-01-04 Eric Christopher <echristo@apple.com>
33271 * libgcc2.c (__bswapsi2): Use SItype.
33272 (__bswapdi2): Use DItype.
33273 * libgcc2.h: Update for above.
33275 2007-01-04 Paul Brook <paul@codesourcery.com>
33277 * config/arm/arm.md (arm_mulsi3, thumb_mulsi3, mulsi3_compare0,
33278 mulsi_compare0_scratch, mulsi3addsi, mulsi3addsi_compare0,
33279 mulsi3addsi_compare0_scratch, mulsidi3adddi, mulsidi3,
33280 umulsidi3, umulsidi3adddi, smulsi3_highpart,
33281 umulsi3_highpart): Make conditional on !arm_arch6.
33282 (arm_mulsi3_v6, thumb_mulsi3_v6, mulsi3_compare0_v6,
33283 mulsi_compare0_scratch_v6, mulsi3addsi_v6, mulsi3addsi_compare0_v6,
33284 mulsi3addsi_compare0_scratch_v6, mulsidi3adddi_v6, mulsidi3_v6,
33285 umulsidi3_v6, umulsidi3adddi_v6, smulsi3_highpart_v6,
33286 umulsi3_highpart_v6): New insns.
33288 2007-01-04 Roger Sayle <roger@eyesopen.com>
33290 * fold-const.c (fold_convert): When casting an expression to void,
33291 fold_ignored_result may discover a GIMPLE_MODIFY_STMT which doesn't
33292 have a type. Instead of attempting to build a NOP_EXPR, return
33293 these "special" trees directly.
33295 2007-01-04 Joseph Myers <joseph@codesourcery.com>
33297 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make adjustment for
33298 MULT inside MINUS as either argument. Use rs6000_cost->dmul -
33299 rs6000_cost->fp not 0 as adjustment for outer NEG.
33301 2007-01-04 Jan Hubicka <jh@suse.cz>
33303 * cgraph.c (cgraph_release_function_body): New function.
33304 (cgraph_remove_node): Use it.
33305 * cgraph.h (cgraph_release_function_body): Declare.
33306 * cgraphunit.c (cgraph_expand_function): Use it.
33307 * ipa.c (cgraph_remove_unreahchable_nodes): Use it.
33308 * tree-ssa.c (delete_tree_ssa): Allow to be called before aliasing
33309 is initialized and while compilation of other function is running.
33310 * tree-optimize.c (execute_free_cfg_annotations): Move code to clear
33311 statement CFG annotations from here to ...
33312 * tree-cfg.c (delete_tree_cfg_annotations): ... here.
33314 2007-01-04 Zdenek Dvorak <dvorakz@suse.cz>
33316 * cfgloop.h (enum li_flags): Make the constants powers of two.
33318 2007-01-04 Jan Hubicka <jh@suse.cz>
33320 * tree-inline.c (copy_bb): Insert new statements to statements_to_fold
33322 (fold_marked_statements): New function.
33323 (optimize_inline_calls, tree_function_versioning): Fold new statements.
33324 * tree-inline.h (copy_body_data): Add statements_to_fold.
33326 2007-01-03 Daniel Jacobowitz <dan@codesourcery.com>
33328 * config.gcc: Mention libgcc/config.host.
33329 * Makefile.in: Update comments mentioning libgcc.
33330 (LIBGCC, INSTALL_LIBGCC, GCC_PARTS, mklibgcc): Delete.
33331 (all.cross, start.encap, rest.encap, rest.cross): Update
33332 dependencies for libgcc move.
33333 (libgcc.mk, LIBGCC_DEPS, libgcov.a, libgcc.a, stmp-multilib)
33334 (clean-target, clean-target-libgcc): Delete.
33335 (srcdirify, GCC_EXTRA_PARTS): New macros.
33336 (libgcc-support, libgcc.mvars): New rules.
33337 (distclean): Remove mention of mklibgcc.
33338 (install): Don't reference INSTALL_LIBGCC.
33339 (install-common): Don't reference EXTRA_PARTS.
33340 (install-libgcc, install-multilib): Delete rules.
33341 * mklibgcc.in: Delete file.
33342 * doc/configfiles.texi: Don't mention mklibgcc.
33344 * config/i386/t-darwin (SHLIB_VERPFX): Delete (moved to libgcc).
33345 * config/i386/t-darwin64 (SHLIB_VERPFX): Likewise.
33346 * config/rs6000/t-darwin (SHLIB_VERPFX): Likewise.
33347 * config/rs6000/t-ppccomm (TARGET_LIBGCC2_CFLAGS, SHLIB_MAPFILES)
33348 (mklibgcc, ldblspecs): Likewise.
33350 * config/i386/t-nwld (libgcc.def, libc.def, libpcre.def)
33351 (posixpre.def): Use $(T).
33352 (SHLIB_EXT, SHLIB_NAME, SHLIB_SLIBDIR_QUAL, SHLIB_DEF, SHLIB_MAP)
33353 (SHLIB_SRC, SHLIB_INSTALL): Delete.
33354 (SHLIB_LINK): Make dummy.
33355 * config/t-slibgcc-darwin: Delete contents except for dummy SHLIB_LINK.
33357 * config/frv/t-linux (EXTRA_MULTILIB_PARTS): Clear.
33359 * config/alpha/t-crtfm: Use $(T) in rules for EXTRA_PARTS.
33360 * config/alpha/t-vms, config/alpha/t-vms64, config/fr30/t-fr30,
33361 config/i386/t-rtems-i386, config/ia64/t-ia64, config/rs6000/t-beos,
33362 config/rs6000/t-newas, config/sparc/t-elf: Likewise.
33364 * configure.ac (all_outputs): Remove mklibgcc.
33365 * configure: Regenerated.
33367 2007-01-03 Josh Conner <jconner@apple.com>
33369 PR middle-end/29683
33370 * calls.c (compute_argument_addresses): Set stack and stack_slot
33371 for partial args, too.
33372 (store_one_arg): Use locate.size.constant for the size when
33373 generating a save_area.
33375 2007-01-03 Robert Kennedy <jimbob@google.com>
33377 * tree-cfg.c (tree_merge_blocks): Release SSA_NAME phi results
33378 whose definitions are deleted due to basic block merging.
33380 2007-01-03 Paul Brook <paul@codesourcery.com>
33383 * config/arm/arm.c (output_return_instruction): Pop PC in interrupt
33385 (use_return_insn): Return 0 for Thumb interrupt functions.
33386 (print_multi_reg): Add rfe argument for IRQ returns.
33387 (arm_output_epilogue): Pop interrupt return address directly into PC.
33388 (arm_expand_prologue): Only adjust IRQ return address in Arm mode.
33390 2007-01-03 Paul Brook <paul@codesourcery.com>
33392 Merge from sourcerygxx-4_1.
33393 * config/arm/thumb2.md: New file.
33394 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Return True for
33396 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Ditto.
33397 * config/arm/aout.h (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
33398 (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump tables.
33399 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump
33401 (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
33402 * config/arm/ieee754-df.S: Use macros for Thumb-2/Unified asm
33404 * config/arm/ieee754-sf.S: Ditto.
33405 * config/arm/arm.c (thumb_base_register_rtx_p): Rename...
33406 (thumb1_base_register_rtx_p): ... to this.
33407 (thumb_index_register_rtx_p): Rename...
33408 (thumb1_index_register_rtx_p): ... to this.
33409 (thumb_output_function_prologue): Rename...
33410 (thumb1_output_function_prologue): ... to this.
33411 (thumb_legitimate_address_p): Rename...
33412 (thumb1_legitimate_address_p): ... to this.
33413 (thumb_rtx_costs): Rename...
33414 (thumb1_rtx_costs): ... to this.
33415 (thumb_compute_save_reg_mask): Rename...
33416 (thumb1_compute_save_reg_mask): ... to this.
33417 (thumb_final_prescan_insn): Rename...
33418 (thumb1_final_prescan_insn): ... to this.
33419 (thumb_expand_epilogue): Rename...
33420 (thumb1_expand_epilogue): ... to this.
33421 (arm_unwind_emit_stm): Rename...
33422 (arm_unwind_emit_sequence): ... to this.
33423 (thumb2_legitimate_index_p, thumb2_legitimate_address_p,
33424 thumb1_compute_save_reg_mask, arm_dwarf_handle_frame_unspec,
33425 thumb2_index_mul_operand, output_move_vfp, arm_shift_nmem,
33426 arm_save_coproc_regs, thumb_set_frame_pointer, arm_print_condition,
33427 thumb2_final_prescan_insn, thumb2_asm_output_opcode, arm_output_shift,
33428 thumb2_output_casesi): New functions.
33429 (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Define.
33430 (FL_THUMB2, FL_NOTM, FL_DIV, FL_FOR_ARCH6T2, FL_FOR_ARCH7,
33431 FL_FOR_ARCH7A, FL_FOR_ARCH7R, FL_FOR_ARCH7M, ARM_LSL_NAME,
33432 THUMB2_WORK_REGS): Define.
33433 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv, arm_condexec_count,
33434 arm_condexec_mask, arm_condexec_masklen)): New variables.
33435 (all_architectures): Add armv6t2, armv7, armv7a, armv7r and armv7m.
33436 (arm_override_options): Check new CPU capabilities.
33437 Set new architecture flag variables.
33438 (arm_isr_value): Handle v7m interrupt functions.
33439 (user_return_insn): Return 0 for v7m interrupt functions. Handle
33441 (const_ok_for_arm): Handle Thumb-2 constants.
33442 (arm_gen_constant): Ditto. Use movw when available.
33443 (arm_function_ok_for_sibcall): Return false for v7m interrupt
33445 (legitimize_pic_address, arm_call_tls_get_addr): Handle Thumb-2.
33446 (thumb_find_work_register, arm_load_pic_register,
33447 legitimize_tls_address, arm_address_cost, load_multiple_sequence,
33448 emit_ldm_seq, emit_stm_seq, arm_select_cc_mode, get_jump_table_size,
33449 print_multi_reg, output_mov_long_double_fpa_from_arm,
33450 output_mov_long_double_arm_from_fpa, output_mov_double_fpa_from_arm,
33451 output_mov_double_fpa_from_arm, output_move_double,
33452 arm_compute_save_reg_mask, arm_compute_save_reg0_reg12_mask,
33453 output_return_instruction, arm_output_function_prologue,
33454 arm_output_epilogue, arm_get_frame_offsets, arm_regno_class,
33455 arm_output_mi_thunk, thumb_set_return_address): Ditto.
33456 (arm_expand_prologue): Handle Thumb-2. Use arm_save_coproc_regs.
33457 (arm_coproc_mem_operand): Allow POST_INC/PRE_DEC.
33458 (arithmetic_instr, shift_op): Use arm_shift_nmem.
33459 (arm_print_operand): Use arm_print_condition. Handle '(', ')', '.',
33461 (arm_final_prescan_insn): Use extract_constrain_insn_cached.
33462 (thumb_expand_prologue): Use thumb_set_frame_pointer.
33463 (arm_file_start): Output directive for unified syntax.
33464 (arm_unwind_emit_set): Handle stack alignment instruction.
33465 * config/arm/lib1funcs.asm: Remove default for __ARM_ARCH__.
33466 Add v6t2, v7, v7a, v7r and v7m.
33467 (RETLDM): Add Thumb-2 code.
33468 (do_it, shift1, do_push, do_pop, COND, THUMB_SYNTAX): New macros.
33469 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __thumb2__.
33470 (TARGET_THUMB1, TARGET_32BIT, TARGET_THUMB2, TARGET_DSP_MULTIPLY,
33471 TARGET_INT_SIMD, TARGET_UNIFIED_ASM, ARM_FT_STACKALIGN, IS_STACKALIGN,
33472 THUMB2_TRAMPOLINE_TEMPLATE, TRAMPOLINE_ADJUST_ADDRESS,
33473 ASM_OUTPUT_OPCODE, THUMB2_GO_IF_LEGITIMATE_ADDRESS,
33474 THUMB2_LEGITIMIZE_ADDRESS, CASE_VECTOR_PC_RELATIVE,
33475 CASE_VECTOR_SHORTEN_MODE, ADDR_VEC_ALIGN, ASM_OUTPUT_CASE_END,
33476 ADJUST_INSN_LENGTH): Define.
33477 (TARGET_REALLY_IWMMXT, TARGET_IWMMXT_ABI, CONDITIONAL_REGISTER_USAGE,
33478 STATIC_CHAIN_REGNUM, HARD_REGNO_NREGS, INDEX_REG_CLASS,
33479 BASE_REG_CLASS, MODE_BASE_REG_CLASS, SMALL_REGISTER_CLASSES,
33480 PREFERRED_RELOAD_CLASS, SECONDARY_OUTPUT_RELOAD_CLASS,
33481 SECONDARY_INPUT_RELOAD_CLASS, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P,
33482 TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE, HAVE_PRE_INCREMENT,
33483 HAVE_POST_DECREMENT, HAVE_PRE_DECREMENT, HAVE_PRE_MODIFY_DISP,
33484 HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_REG, HAVE_POST_MODIFY_REG,
33485 REGNO_MODE_OK_FOR_BASE_P, LEGITIMATE_CONSTANT_P,
33486 REG_MODE_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, GO_IF_LEGITIMATE_ADDRESS,
33487 LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS,
33488 GO_IF_MODE_DEPENDENT_ADDRESS, MEMORY_MOVE_COST, BRANCH_COST,
33489 ASM_APP_OFF, ASM_OUTPUT_CASE_LABEL, ARM_DECLARE_FUNCTION_NAME,
33490 FINAL_PRESCAN_INSN, PRINT_OPERAND_PUNCT_VALID_P,
33491 PRINT_OPERAND_ADDRESS): Adjust for Thumb-2.
33492 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv): New declarations.
33493 * config/arm/arm-cores.def: Add arm1156t2-s, cortex-a8, cortex-r4 and
33495 * config/arm/arm-tune.md: Regenerate.
33496 * config/arm/arm-protos.h: Update prototypes.
33497 * config/arm/vfp.md: Enable patterns for Thumb-2.
33498 (arm_movsi_vfp): Add movw alternative. Use output_move_vfp.
33499 (arm_movdi_vfp, movsf_vfp, movdf_vfp): Use output_move_vfp.
33500 (thumb2_movsi_vfp, thumb2_movdi_vfp, thumb2_movsf_vfp,
33501 thumb2_movdf_vfp, thumb2_movsfcc_vfp, thumb2_movdfcc_vfp): New.
33502 * config/arm/libunwind.S: Add Thumb-2 code.
33503 * config/arm/constraints.md: Update include Thumb-2.
33504 * config/arm/ieee754-sf.S: Add Thumb-2/Unified asm support.
33505 * config/arm/ieee754-df.S: Ditto.
33506 * config/arm/bpabi.S: Ditto.
33507 * config/arm/t-arm (MD_INCLUDES): Add thumb2.md.
33508 * config/arm/predicates.md (low_register_operand,
33509 low_reg_or_int_operand, thumb_16bit_operator): New.
33510 (thumb_cmp_operand, thumb_cmpneg_operand): Rename...
33511 (thumb1_cmp_operand, thumb1_cmpneg_operand): ... to this.
33512 * config/arm/t-arm-elf: Add armv7 multilib.
33513 * config/arm/arm.md: Update patterns for Thumb-2 and Unified asm.
33515 (UNSPEC_STACK_ALIGN, ce_count): New.
33516 (arm_incscc, arm_decscc, arm_umaxsi3, arm_uminsi3,
33517 arm_zero_extendsidi2, arm_zero_extendqidi2): New
33519 * config/arm/fpa.md: Update patterns for Thumb-2 and Unified asm.
33520 (thumb2_movsf_fpa, thumb2_movdf_fpa, thumb2_movxf_fpa,
33521 thumb2_movsfcc_fpa, thumb2_movdfcc_fpa): New insns.
33522 * config/arm/cirrus.md: Update patterns for Thumb-2 and Unified asm.
33523 (cirrus_thumb2_movdi, cirrus_thumb2_movsi_insn,
33524 thumb2_cirrus_movsf_hard_insn, thumb2_cirrus_movdf_hard_insn): New
33526 * doc/extend.texi: Document ARMv7-M interrupt functions.
33527 * doc/invoke.texi: Document Thumb-2 new cores+architectures.
33529 2007-01-03 Jakub Jelinek <jakub@redhat.com>
33531 * unwind-dw2.c (SIGNAL_FRAME_BIT, EXTENDED_CONTEXT_BIT): Define.
33532 (struct _Unwind_Context): Rename args_size to flags, remove
33533 signal_frame field, add a new args_size field and version field.
33534 (_Unwind_IsSignalFrame, _Unwind_SetSignalFrame,
33535 _Unwind_IsExtendedContext): New inline functions.
33536 (_Unwind_GetGR, _Unwind_SetGR, _Unwind_GetGRPtr, _Unwind_SetGRPtr):
33537 Assume by_value array is only present if _Unwind_IsExtendedContext.
33538 (_Unwind_GetIPInfo, execute_cfa_program, uw_frame_state_for): Use
33539 _Unwind_IsSignalFrame.
33540 (__frame_state_for): Initialize context.flags to EXTENDED_CONTEXT_BIT.
33541 (uw_update_context_1): Use _Unwind_SetSignalFrame.
33542 (uw_init_context_1): Initialize context->flags to
33543 EXTENDED_CONTEXT_BIT.
33544 * config/rs6000/linux-unwind.h (frob_update_context): Use
33545 _Unwind_SetSignalFrame.
33547 2007-01-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
33549 PR middle-end/30353
33550 * gimplify.c (gimplify_modify_expr_complex_part): Move below
33551 tree_to_gimple_tuple. Call tree_to_gimple_tuple when we need
33554 2007-01-03 Kazu Hirata <kazu@codesourcery.com>
33556 * config/i386/i386.h (NON_STACK_REG_P, REGNO_OK_FOR_SIREG_P,
33557 REGNO_OK_FOR_DIREG_P, REWRITE_ADDRESS, ASM_OPERAND_LETTER,
33558 RET, AT_SP): Remove.
33559 * config/i386/i386.md (*sse_prologue_save_insn): Use return
33562 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
33563 * cfgbuild.c (find_basic_blocks): Likewise.
33564 * cfgrtl.c (rtl_create_basic_block): Likewise.
33565 * function.c (temp_slots_at_level): Likewise.
33566 * reg-stack.c (stack_regs_mentioned): Likewise.
33567 * regclass.c (allocate_reg_info): Likewise.
33568 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
33569 set_bb_for_stmt, move_block_to_fn): Likewise.
33570 * tree-complex.c (tree_lower_complex): Likewise.
33571 * vec.h (VEC_safe_grow_cleared): New.
33573 * cgraphunit.c, tree-ssa-alias.c: Fix comment typos.
33575 2007-01-03 Zdenek Dvorak <dvorakz@suse.cz>
33577 * loop-unswitch.c (unswitch_loop): Pass probabilities to loopify.
33578 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass probabilities
33580 * cfgloopmanip.c (scale_loop_frequencies): Export.
33581 (loopify): Scale the frequencies by prescribed coefficients.
33582 (set_zero_probability): New function.
33583 (duplicate_loop_to_header_edge): Improve updating of frequencies.
33584 (lv_adjust_loop_entry_edge, loop_version): Set probabilities
33585 and frequencies according to arguments.
33586 * tree-ssa-loop-manip.c (tree_unroll_loop): Set probabilities
33588 * cfg.c (scale_bbs_frequencies_int): Allow scaling the frequencies up.
33589 * modulo-sched.c (sms_schedule): Set probabilities for entering
33590 versioned loop correctly.
33591 * tree-vect-transform.c (vect_transform_loop): Ditto.
33592 * cfgloop.h (loopify, loop_version): Declaration changed.
33593 (scale_loop_frequencies): Declared.
33595 2007-01-02 Jan Hubicka <jh@suse.cz>
33597 * cgraph.c: Include tree-flow.h
33598 (cgraph_add_new-function): Handle IPA_SSA mode; execute
33599 early_local_passes.
33600 * cgraph.h (enum cgraph_state): Add CGRAPH_STATE_IPA_SSA.
33601 * tree-pass.h (pass_all_early_optimizations): Declare.
33602 * cgraphunit.c (cgraph_process_new_functions): Add IPA_SSA; execute
33603 early_local_passes.
33604 (cgraph_analyze_function): Do early_local_passes.
33605 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
33606 Do not add referenced vars.
33607 * tree-optimize.c (gate_all_optimizations): Do not execute when not in
33609 (gate_all_early_local_passes): New gate.
33610 (pass_early_local_passes): Use new gate.
33611 (execute_early_local_optimizations): New functions.
33612 (gate_all_early_optimizations): New gate.
33613 (pass_all_early_optimizations): New pass.
33614 (execute_free_datastructures): Free SSA only when initialized.
33615 (gate_init_datastructures): Init only when optimizing.
33616 (tree_lowering_passes): Do early local passes when called late.
33617 * tree-profile.c (do_tree_profiling): Don't profile functions added
33619 (do_early_tree_profiling, pass_early_tree_profile): Kill.
33620 * tree-cfg.c (update_modified_stmts): Do not update when operands are
33622 * passes.c (init_optimizations_passes): Reorder so we go into SSA
33623 during early_local_passes.
33624 * Makefile.in (cgraph.o): Add dependency on tree-flow.h.
33627 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
33629 * Makefile.in: Update copyright year.
33631 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
33633 * Makefile.in: Export GCC_EXEC_PREFIX before calling $(RUNTEST)
33634 in $(lang_checks) and check-consistency targets.
33636 2007-01-02 Jan Hubicka <jh@suse.cz>
33638 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
33639 Do not add referenced vars.
33640 * tree-cfg.c (update_modified_stmts): Do not update when SSA operands
33642 * passes.c (init_optimization_passes): Put mudflap_2 after
33643 free_datastructures.
33645 2007-01-02 Jan Hubicka <jh@suse.cz>
33647 * tree-optimize (execute_fixup_cfg): Set after_inlining flag.
33648 Set NOTHROW flag on call statements proved to be nothrow.
33649 Update statement of local calls so new pure/const functions are
33650 updated. Update_ssa when in ssa form. Mark PHI nodes of nonlocal
33652 (tree_rest_of_compilation): Register hooks and initialize bitmap
33653 early. Do not set after_inlining flag.
33655 2007-01-02 Steve Ellcey <sje@cup.hp.com>
33657 * sbitmap.c (HOST_BITS_PER_LONG_LONG): Change to
33658 HOST_BITS_PER_LONGLONG
33660 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
33663 * c-typeck.c (store_init_value): Don't emit pedantic overflow
33664 warning for non-static initializers.
33666 2007-01-02 Steven Bosscher <steven@gcc.gnu.org>
33668 * config/alpha/alpha.md, arm/arm.c, darwin.c, frv/frv.md,
33669 m32r/m32r.c, m32r/m32r.c, mn10300/mn10300.md, pa/pa.c,
33670 rs6000/rs6000.c, s390/s390.md, sh/sh.md, sparc/sparc.c:
33671 Always use set_unique_reg_note to add REG_EQUAL notes.
33673 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
33676 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
33678 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
33679 * cfgbuild.c (find_basic_blocks): Likewise.
33680 * cfgrtl.c (rtl_create_basic_block): Likewise.
33681 * function.c (temp_slots_at_level): Likewise.
33682 * reg-stack.c (stack_regs_mentioned): Likewise.
33683 * regclass.c (allocate_reg_info): Likewise.
33684 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
33685 set_bb_for_stmt, move_block_to_fn): Likewise.
33686 * tree-complex.c (tree_lower_complex): Likewise.
33687 * vec.h (VEC_safe_grow_cleared): New.
33689 2007-01-02 Ian Lance Taylor <iant@google.com>
33691 * c-common.c (c_common_truthvalue_conversion): When warning about
33692 using an assignment as a truth value, set TREE_NO_WARNING.
33694 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
33697 * c.opt (Wold-style-declaration): New.
33698 * doc/invoke.texi (C-only Warning Options): New.
33699 (Wold-style-declaration): Document it.
33700 (Wextra): Enabled by -Wextra.
33701 * c-opts.c (c_common_post_options): Enabled by -Wextra.
33702 * c-decl.c (declspecs_add_scspec): Replace -Wextra with
33703 -Wold-style-declaration.
33705 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
33707 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
33708 * cfgbuild.c (find_basic_blocks): Likewise.
33709 * cfgrtl.c (rtl_create_basic_block): Likewise.
33710 * function.c (temp_slots_at_level): Likewise.
33711 * reg-stack.c (stack_regs_mentioned): Likewise.
33712 * regclass.c (allocate_reg_info): Likewise.
33713 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
33714 set_bb_for_stmt, move_block_to_fn): Likewise.
33715 * tree-complex.c (tree_lower_complex): Likewise.
33716 * vec.h (VEC_safe_grow_cleared): New.
33718 2007-01-02 Douglas Gregor <doug.gregor@gmail.com>
33720 * c-common.c (c_common_nodes_and_builtins): Since variants of
33721 void_type_node get built before it is given a name, we need to
33722 give those variants the name, too.
33723 (complete_array_type): We need to work with the canonical main
33724 type of the array, from which we will build the qualified version.
33725 * params.def (PARAM_VERIFY_CANONICAL_TYPES): New.
33726 * print-tree.c (print_node): Display canonical type information
33728 * stor-layout.c (layout_type): When we don't know the
33729 alignment of a type for which we're building an array, we end up
33730 guessing wrong, so make the type require structural equality.
33731 * tree.c (make_node_stat): When we build a new type, it is its
33732 own canonical type.
33733 (build_type_attribute_qual_variant): When building an attribute
33734 variant, its canonical type is the non-attribute variant. However,
33735 if the attributes are target-dependent and they differ, we need to
33736 use structural equality checks for this type.
33737 (build_qualified_type): A qualified type is not equivalent to its
33738 unqualified variant; set the canonical type appropriately.
33739 (build_distinct_type_copy): When building a distinct type from
33740 another type, the new type is its own canonical type.
33741 (build_variant_type_copy): When building a new type variant, we
33742 assume that it is equivalent to the original type.
33743 (build_pointer_type_for_mode): When building a pointer type, also
33744 build a canonical type pointer.
33745 (build_reference_type_for_mode): When building a reference type,
33746 also build a canonical type reference.
33747 (build_index_type): When we can't hash an index type (e.g.,
33748 because its maximum value is negative), the index type requires
33749 structural equality tests.
33750 (build_array_type): Build the canonical form of an array type.
33751 (build_function_type): Function types require structural equality,
33752 because they contain default arguments, attributes, etc.
33753 (build_method_type_directly): Ditto for method types.
33754 (build_offset_type): Build the canonical offset type.
33755 (build_complex_type): Build the canonical vector type.
33756 (make_vector_type): Build the canonical vector type.
33757 * tree.h (TYPE_CANONICAL): New.
33758 (TYPE_STRUCTURAL_EQUALITY_P): New.
33759 (SET_TYPE_STRUCTURAL_EQUALITY): New.
33760 (struct tree_type): Added "canonical" field.
33761 * params.h (VERIFY_CANONICAL_TYPES): New.
33762 * doc/c-tree.texi (TYPE_CANONICAL): Document.
33763 (TYPE_STRUCTURAL_EQUALITY_P): Document.
33764 (SET_TYPE_STRUCTURAL_EQUALITY): Document.
33765 * doc/invoke.texi (verify-canonical-types): Document --param
33766 parameter for verifying canonical types.
33768 2007-01-02 Joseph Myers <joseph@codesourcery.com>
33770 * config.gcc (powerpc-*-eabispe*, powerpc-*-eabisimaltivec*,
33771 powerpc-*-eabisim*, powerpc-*-eabialtivec*, powerpc-*-eabi*,
33772 powerpc-*-rtems*, powerpc-wrs-vxworks, powerpc-wrs-vxworksae,
33773 powerpcle-*-eabisim*, powerpcle-*-eabi*): Add rs6000/e500.h to
33775 * config/rs6000/e500.h: New.
33776 * config/rs6000/eabi.h (TARGET_SPE_ABI, TARGET_SPE, TARGET_E500,
33777 TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE, TARGET_E500_DOUBLE):
33779 * config/rs6000/linuxspe.h (TARGET_SPE_ABI, TARGET_SPE,
33780 TARGET_E500, TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE,
33781 TARGET_E500_DOUBLE): Remove.
33782 * config/rs6000/vxworks.h (TARGET_SPE_ABI, TARGET_SPE,
33783 TARGET_E500, TARGET_ISEL, TARGET_FPRS): Remove.
33784 * config/rs6000/rs6000.h (CHECK_E500_OPTIONS): Define.
33785 * config/rs6000/rs6000.c (rs6000_override_options): Use
33786 CHECK_E500_OPTIONS.
33788 2007-01-02 Joseph Myers <joseph@codesourcery.com>
33790 * config/rs6000/rs6000.c (print_operand): Check (TARGET_SPE ||
33791 TARGET_E500_DOUBLE), not TARGET_E500, for %y.
33792 (rs6000_generate_compare, rs6000_emit_sCOND, output_cbranch,
33793 rs6000_emit_cmove): Don't check TARGET_E500.
33794 * config/rs6000/rs6000.md (bunordered, bordered, sunordered,
33795 sordered): Don't check TARGET_E500.
33797 2007-01-01 Eric Christopher <echristo@apple.com>
33799 * config/mips/mips.c (mips_regno_mode_ok_for_base_p): Use
33800 HARD_REGISTER_NUM_P.
33802 2007-01-01 Roger Sayle <roger@eyesopen.com>
33804 * fold-const.c (fold_binary) <EQ_EXPR>: Fold "(X^C1) eq/ne C2" into
33805 "X eq/ne (C1^C2)". Fold "(X^Z) eq/ne (Y^Z)" as "X eq/ne Y" when Z
33806 has no side-effects. Fold "(X^C1) eq/ne (Y^C2)" as "(X^(C1^C2))
33809 2007-01-01 Mike Stump <mrs@apple.com>
33811 * configure.ac: Remove support for building with Apple's gcc-3.1.
33813 2007-01-02 Joseph Myers <joseph@codesourcery.com>
33815 PR middle-end/30311
33816 * caller-save.c (add_stored_regs): Only handle SUBREGs if inner
33817 REG is a hard register. Do not modify REG before calling
33819 * rtlanal.c (subreg_get_info): Don't assert size of XMODE is a
33820 multiple of the size of YMODE for certain lowpart cases.
33822 2007-01-01 Andrew Pinski <pinskia@gmail.com>
33824 PR middle-end/30253
33825 * gimplify (voidify_wrapper_expr): Update for
33826 GIMPLE_MODIFY_STMT.
33828 2007-01-01 Andreas Schwab <schwab@suse.de>
33831 * config/ia64/ia64.c (ia64_compute_frame_size): Account space for
33832 save of BR0 in extra_spill_size instead of spill_size.
33833 (ia64_expand_prologue): Save BR0 outside of the gr/br/fr spill
33835 (ia64_expand_epilogue): Restore BR0 from its new location.
33837 2007-01-01 Andrew Pinski <pinskia@gmail.com>
33839 * gimplify.c (gimplify_init_constructor <case VECTOR_TYPE>):
33840 Use a temporary variable if the left hand side is not a gimple
33843 2007-01-01 Andrew Pinski <pinskia@gmail.com>
33845 * gimplify.c (gimplify_return_expr): Make the temporary variable
33846 for the return expression, a gimple register variable.
33848 2007-01-01 Jan Hubicka <jh@suse.cz>
33850 * emit-rtl.c (emit_copy_of_insn_after): Do not call copy_insn_1 for
33853 2007-01-01 Mike Stump <mrs@apple.com>
33855 * configure.ac (HAVE_GAS_LITERAL16): Add autoconf check for
33857 * config/darwin.c (machopic_select_rtx_section): Use
33858 HAVE_GAS_LITERAL16.
33859 (darwin_mergeable_constant_section): Likewise.
33860 * configure: Regenerate.
33861 * config.in: Regenerate.
33863 2007-01-01 Jan Hubicka <jh@suse.cz>
33864 Andrew Pinski <pinskia@gmail.com>
33866 * cgraphunit.c (cgraph_optimize): Call cgraph_add_new_functions
33867 before starting IPA passes.